* optabs.c (no_conflict_move_test): Check if a result of a
[official-gcc.git] / gcc / ChangeLog-2004
blob64e190a18487ca6cfe2cf34b609ce7472465ec19
1 2004-12-31  Richard Henderson  <rth@redhat.com>
3         PR tree-opt/19042
4         * tree-sra.c (decide_block_copy): Force use_block_copy false
5         for complex values.
7 2004-12-31  Richard Henderson  <rth@redhat.com>
9         PR middle-end/17799
10         * function.c (use_register_for_decl): Check DECL_IGNORED_P instead
11         of DECL_ARTIFICIAL.
12         (assign_parms_augmented_arg_list): Set DECL_IGNORED_P.
13         * c-decl.c (build_compound_literal): Likewise.
14         * dwarf2asm.c (dw2_force_const_mem): Likewise.
15         * gimplify.c (create_artificial_label): Likewise.
16         * tree-inline.c (expand_call_inline): Likewise.
17         * var-tracking.c (vt_initialize): Likewise.
18         * tree-outof-ssa.c (create_temp): Copy DECL_IGNORED_P.
20 2004-12-31  Andrew Pinski  <pinskia@physics.uc.edu>
22         PR target/19211
23         * config/darwin.c (machopic_legitimize_pic_address): If the orig
24         is subregister return orig.
26 2004-12-31  Zdenek Dvorak  <dvorakz@suse.cz>
28         * tree-scalar-evolution.c (instantiate_parameters_1): Copy the
29         expression only if needed.
31 2004-12-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
33         * pa-hpux.h (HANDLE_SYSV_PRAGMA, HANDLE_PRAGMA_PACK_PUSH_POP): Define.
35 2004-12-31  Hans-Peter Nilsson  <hp@bitrange.com>
37         PR target/18701
38         * combine.c (combine_simplify_rtx): Do not allow paradoxical
39         subregs of MEM.
41         PR target/18701
42         * combine.c (gen_lowpart_for_combine): When stripping SUBREG of
43         MEM, adjust imode and isize.
45 2004-12-30  Richard Henderson  <rth@redhat.com>
47         * config/ia64/ia64.c (hfa_element_mode): Return false for 
48         zero-sized top-level aggregates.
50 2004-12-30  Jan Hubicka  <jh@suse.cz>
52         PR target/18019
53         * i386.md (movqi_1): Fix -Os instruction choice.
55 2004-12-30  Steven Bosscher  <stevenb@suse.de>
57         * global.c (regclass_intersect): Remove.
58         (mark_reg_use_for_earlyclobber): Use reg_classes_intersect_p instead.
60 2004-12-30  Richard Henderson  <rth@redhat.com>
62         * config/ia64/ia64.c (ia64_function_value): Use PARALLEL for 
63         aggregates with XF/XCmode.
65 2004-12-29  Richard Henderson  <rth@redhat.com>
67         * target.h (targetm.calls.arg_partial_bytes): New.
68         * target-def.h (TARGET_ARG_PARTIAL_BYTES): New.
69         * calls.c (store_unaligned_arguments_into_pseudos): Update for
70         partial in bytes.
71         (load_register_parameters): Likewise.
72         (store_one_arg): Likewise.
73         (initialize_argument_information): Use targetm.calls.arg_partial_bytes.
74         (emit_library_call_value_1): Likewise.
75         * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
76         (emit_push_insn): Update for partial in bytes.
77         * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
78         * function.c (assign_parm_find_entry_rtl): Use
79         targetm.calls.arg_partial_bytes.  Update for result in bytes.
80         (locate_and_pad_parm): Update for partial in bytes.
81         * system.h (FUNCTION_ARG_PARTIAL_NREGS): Poison.
82         * targhooks.c (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): New.
83         * targhooks.h (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Declare.
84         * doc/tm.texi (TARGET_ARG_PARTIAL_BYTES): Rename and update from
85         FUNCTION_ARG_PARTIAL_NREGS.
87         * config/arc/arc.h, config/c4x/c4x.h, config/i386/i386.h,
88         config/i860/i860.h, config/m68hc11/m68hc11.h, config/m68k/m68k.h,
89         config/pdp11/pdp11.h, config/s390/s390.h, config/stormy16/stormy16.h, 
90         config/xtensa/xtensa.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
92         * config/alpha/alpha.c (alpha_arg_partial_bytes): New.
93         (TARGET_ARG_PARTIAL_BYTES): New.
94         * config/alpha/alpha.h, config/alpha/unicosmk.h,
95         config/alpha/vms.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
97         * config/arm/arm.h (FUNCTION_ARG_PARTIAL_NREGS): Move ...
98         * config/arm/arm.c (arm_arg_partial_bytes): ... here.
99         (TARGET_ARG_PARTIAL_BYTES): New.
101         * config/cris/cris.h (FUNCTION_ARG_PARTIAL_NREGS): Move ...
102         * config/cris/cris.c (cris_arg_partial_bytes): ... here.
103         (TARGET_ARG_PARTIAL_BYTES): New.
105         * config/fr30/fr30.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
106         * config/fr30/fr30.c (fr30_arg_partial_bytes): Rename from
107         fr30_function_arg_partial_nregs.  Adjust to return bytes.
108         (TARGET_ARG_PARTIAL_BYTES): New.
109         * config/fr30/fr30-protos.h: Update.
111         * config/frv/frv.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
112         * config/frv/frv.c (frv_arg_partial_bytes): Rename from 
113         frv_function_arg_partial_nregs.  Adjust to return bytes.
114         (TARGET_ARG_PARTIAL_BYTES): New.
115         * config/frv/frv-protos.h: Update.
117         * config/ia64/ia64.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
118         * config/ia64/ia64.c (ia64_arg_partial_bytes): Rename from
119         ia64_function_arg_partial_nregs.  Adjust to return bytes.
120         (TARGET_ARG_PARTIAL_BYTES): New.
121         * config/ia64/ia64-protos.h: Update.
123         * config/iq2000/iq2000.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
124         * config/iq2000/iq2000.c (iq2000_arg_partial_bytes): Rename from
125         function_arg_partial_nregs.  Adjust to return bytes.
126         (TARGET_ARG_PARTIAL_BYTES): New.
127         * config/iq2000/iq2000-protos.h: Update.
129         * config/m32r/m32r.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
130         * config/m32r/m32r.c (m32r_arg_partial_bytes): Rename from
131         function_arg_partial_nregs.  Adjust to return bytes.
132         (TARGET_ARG_PARTIAL_BYTES): New.
133         * config/m32r/m32r-protos.h: Update.
135         * config/mcore/mcore.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
136         * config/mcore/mcore.c (mcore_arg_partial_bytes): Rename from
137         mcore_function_arg_partial_nregs.  Adjust to return bytes.
138         (TARGET_ARG_PARTIAL_BYTES): New.
139         * config/mcore/mcore-protos.h: Update.
141         * config/mips/mips.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
142         * config/mips/mips.c (mips_arg_partial_bytes): Rename from
143         function_arg_partial_nregs.  Adjust to return bytes.
144         (TARGET_ARG_PARTIAL_BYTES): New.
145         * config/mips/mips-protos.h: Update.
147         * config/mn10300/mn10300.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
148         * config/mn10300/mn10300.c (mn10300_arg_partial_bytes): Rename from     
149         function_arg_partial_nregs.  Adjust to return bytes.
150         (TARGET_ARG_PARTIAL_BYTES): New.
151         * config/mn10300/mn10300-protos.h: Update.
153         * config/ns32k/ns32k.h (FUNCTION_ARG_PARTIAL_NREGS): Move ...
154         * config/ns32k/ns32k.c (ns32k_arg_partial_bytes): ... here.
155         (TARGET_ARG_PARTIAL_BYTES): New.
157         * config/pa/pa.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
158         * config/pa/pa.c (pa_arg_partial_bytes): Rename from 
159         function_arg_partial_nregs.  Handle 32-bit.  Adjust to return bytes.
160         (TARGET_ARG_PARTIAL_BYTES): New.
161         * config/pa/pa-protos.h: Update.
163         * config/rs6000/rs6000.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
164         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Rename from 
165         function_arg_partial_nregs.  Adjust to return bytes.
166         (TARGET_ARG_PARTIAL_BYTES): New.
167         * config/rs6000/rs6000-protos.h: Update.
169         * config/sh/sh.h (FUNCTION_ARG_PARTIAL_NREGS): Move ...
170         * config/sh/sh.c (sh_arg_partial_bytes): ... here.
171         (TARGET_ARG_PARTIAL_BYTES): New.
173         * config/sparc/sparc.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
174         * config/sparc/sparc.c (sparc_arg_partial_bytes): Rename from
175         function_arg_partial_nregs.  Adjust to return bytes.
176         (TARGET_ARG_PARTIAL_BYTES): New.
177         * config/sparc/sparc-protos.h: Update.
179         * config/v850/v850.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
180         * config/v850/v850.c (v850_arg_partial_bytes): Rename from
181         function_arg_partial_nregs.  Adjust to return bytes.
182         (TARGET_ARG_PARTIAL_BYTES): New.
183         * config/v850/v850-protos.h: Update.
185 2004-12-30  Hans-Peter Nilsson  <hp@bitrange.com>
187         * config/mmix/mmix.h (ASM_OUTPUT_INTERNAL_LABEL): Define.
188         * config/mmix/mmix.c (mmix_asm_output_internal_label): New
189         function.
190         * config/mmix/mmix-protos.h (mmix_asm_output_internal_label):
191         Prototype.
193 2003-12-29  Richard Henderson  <rth@redhat.com>
195         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): True.
197 2004-12-29  Jeff Law  <law@redhat.com>
199         * tree-outof-ssa.c (insert_backedge_copies): New function.
200         (rewrite_out_of_ssa): Use it.
202 2004-12-29  Ira Rosen  <irar@il.ibm.com>
204         PR tree-optimization/18179
205         * tree-vectorizer.c (vect_get_base_and_offset): Call get_inner_reference
206         and vect_analyze_offset_expr.
207         (vect_create_addr_base_for_vector_ref): Build address_base by combining 
208         base and initial_offset fields of vect_stmt_info.
209         (vect_update_inits_of_dr): Update offset of data-ref instead of its
210         access-fn. Remove argument.
211         (vect_update_inits_of_drs): Call vect_update_inits_of_dr with new
212         arguments.
213         (vect_compute_data_ref_alignment): Check misalignment info in 
214         vect_stmt_info. Remove argument.
215         (vect_compute_data_refs_alignment): Call vect_compute_data_ref_alignment
216         with correct argument.
217         (vect_analyze_data_ref_access): Check access info in vect_stmt_info.
218         (vect_analyze_pointer_ref_access): Update step and initial_offset fields
219         of vect_stmt_info.
220         (vect_get_memtag_and_dr): Call vect_get_base_and_offset and set the 
221         fields of stmt_vec_info.
222         (vect_analyze_data_refs): Find vectype and pass it to 
223         vect_get_memtag_and_dr.
224         (vect_get_first_index): Remove.
225         (vect_compute_array_base_alignment): Remove.
226         (vect_compute_array_ref_alignment): Remove
227         (vect_create_data_ref_ptr): Use TYPE_SIZE_UNIT instead GET_MODE_SIZE.
228         (vect_gen_niters_for_prolog_loop): Use TREE_CONSTANT instead 
229         host_integerp.
230         (vectorizable_load): Use size arithmetics.
232 2004-12-29  Ira Rosen  <irar@il.ibm.com>
234         PR tree-optimization/18179
235         * tree-vectorizer.c (vect_get_base_and_offset): Rename (previous name
236         vect_get_base_and_bit_offset).
237         (vect_get_memtag_and_dr): Rename (previous name vect_get_symbl_and_dr).
239 2004-12-29  Ira Rosen  <irar@il.ibm.com>
241         PR tree-optimization/18179
242         * tree-vectorizer.h (struct _stmt_vec_info): Add new fields:
243         initial_offset, step, misalignment and base_aligned_p and macros
244         to access them.
245         * tree-vectorizer.c (vect_analyze_offset_expr): New function.
246         (new_stmt_vec_info): Initialize the new fields of stmt_vec_info.
248         (vect_create_data_ref_ptr): Fix printings.
250 2004-12-29  Ira Rosen  <irar@il.ibm.com>
252         PR tree-optimization/18179
253         * tree-vectorizer.c (vect_get_symbl_and_dr): Reorganize. Add memtag 
254         retrieval.
255         (vect_analyze_data_refs): Remove memtag retrieval.
257 2004-12-28  Richard Henderson  <rth@redhat.com>
259         PR inline-asm/15740
260         * gimplify.c (gimplify_asm_expr): Move resolve asm names ...
261         * c-typeck.c (build_asm_expr): ... here.  Validate input
262         constraints.  Mark memory inputs addressable.
264 2004-12-28  Hans-Peter Nilsson  <hp@bitrange.com>
266         PR target/18321
267         * config/mmix/mmix.c (mmix_expand_epilogue): Change type of
268         variable offset to HOST_WIDE_INT.  Remove obsolete comment.  Fix
269         spacing.
271 2004-12-28  Andrew Pinski  <pinskia@physics.uc.edu>
273         * fold-const.c (fold_build_cleanup_point_expr): For a RETURN_EXPR,
274         we only need a cleanup point expression when the expression on the
275         left hand side of the MODIFIY_EXPR inside the return has side
276         effects.
278 2004-12-28  Dorit Naishlos  <dorit@il.ibm.com>
280         * tree-vectorizer.c (vect_mark_relevant) First argument changed from
281         varray_type to varray_type*.
282         (vect_mark_stmts_to_be_vectorized): Pass &worklist instead of worklist
283         when calling vect_mark_relevant.
285 2004-12-28  Alan Modra  <amodra@bigpond.net.au>
287         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
288         generate non-offsettable DImode lo_sum addresses.
290 2004-12-28  Zdenek Dvorak  <dvorakz@suse.cz>
292         PR rtl-optimization/19103
293         * loop-iv.c (iv_number_of_iterations): Fix typo.
295 2004-12-28  Andreas Jaeger  <aj@suse.de>
297         * genrecog.c (compute_predicate_codes): Avoid warning.
299 2004-12-27 John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
301         * vax.c (vax_address_cost, vax_rtx_cost): Correct casts.
302         (vax_rtx_cost): Handle small offsets for both PLUS and MINUS.
304 2004-12-27  Jeff Law  <law@redhat.com>
306         * tree-ssa-dom.c (thread_across_edge): Remove broken code to
307         avoid threading into a loop.
309 2004-12-27  Richard Henderson  <rth@redhat.com>
311         PR target/17406
312         * config/i386/i386.c (ix86_expand_prologue): Add REG_FRAME_RELATED_EXPR
313         note for allocate_stack_worker insn.
315 2004-12-27  Jason Merrill  <jason@redhat.com>
317         * doc/tm.texi (TARGET_RELAXED_ORDERING): Document.
318         * target.h (struct gcc_target): Add relaxed_ordering field.
319         * target-def.h (TARGET_RELAXED_ORDERING): Define default.
320         (TARGET_INITIALIZER): Add it.
321         * config/alpha/alpha.c (TARGET_RELAXED_ORDERING): Define.
322         * config/ia64/ia64.c (TARGET_RELAXED_ORDERING): Define.
323         * config/rs6000/rs6000.c (TARGET_RELAXED_ORDERING): Define.
324         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define.
326 2004-12-27  Roger Sayle  <roger@eyesopen.com>
328         PR driver/16118
329         * doc/invoke.texi: Document the interaction between -save-temps
330         and -x.
332 2004-12-27  David Edelsohn  <edelsohn@gnu.org>
334         * config/rs6000/rs6000.c (rs6000_eliminate_indexed_memrefs):
335         Do not break apart constant pool addresses.
336         (rs6000_emit_move): Only force source into REG if target is MEM.
338 2004-12-27  Mark Mitchell  <mark@codesourcery.com>
340         PR c++/19148
341         * gimplify.c (gimplify_cond_expr): Add post_p parameter.
342         (gimplify_modify_expr_rhs): Adjust call to gimplify_cond_expr.
343         (gimplify_expr): Likewise.
345 2004-12-27  Richard Henderson  <rth@redhat.com>
347         * config/i386/i386.h (UNITS_PER_SIMD_WORD): Don't use MMX/3DNOW.
349 2004-12-26  Richard Henderson  <rth@redhat.com>
351         * config/i386/i386.c (ix86_gimplify_va_arg): Also pass the result
352         of type_natural_mode to examine_argument.
354         * config/i386/i386.md (mov<MMXMODEI>_internal_rex64): New.
355         (movv2sf_internal_rex64): New.
356         (mov<MMXMODEI>_internal): Use no register preferences at all.
357         (movv2sf_internal): Likewise.
359 2004-12-26  Richard Henderson  <rth@redhat.com>
361         * simplify-rtx.c (simplify_relational_operation_1): Don't simplify
362         plus/minus across EQ for floating-point.
364 2004-12-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
366         PR target/17643
367         * pa.c (pa_function_ok_for_sibcall): Sibcalls are not ok when
368         generating code for the portable runtime.
370 2004-12-25  Richard Henderson  <rth@redhat.com>
372         * expr.c (clear_storage): Validate CONST0_RTX extant.  Special case
373         complex modes.
375 2004-12-25  Zdenek Dvorak  <dvorakz@suse.cz>
377         PR rtl-optimization/19078
378         * tree-ssa-loop-ivopts.c (determine_use_iv_cost_generic,
379         determine_use_iv_cost_outer): Fix computing of cost for the original
380         bivs.
381         (dump_use): Handle case related_cands == NULL.
383 2004-12-25  Marek Michalkiewicz  <marekm@amelek.gda.pl>
385         PR target/19059
386         * config/avr/avr.c (avr_mcu_types): Move attiny{13,2313} from avr4
387         to avr2.
388         * config/avr/avr.h (LINK_SPEC): Ditto.
389         * config/avr/t-avr (MULTILIB_MATCHES): Ditto.
391 2004-12-25  Alan Modra  <amodra@bigpond.net.au>
393         PR target/19137
394         * config/rs6000/rs6000.md (movti_power, movti_string): Relax
395         operand[1] predicate to input_operand, and add r<-n alternative.
396         Move TImode const_double_operand splitter to where it belongs.
398 2004-12-25  Alan Modra  <amodra@bigpond.net.au>
400         PR target/19147
401         * config/rs6000/rs6000.md (andsi3_internal7, andsi3_internal8): Delete.
403 2004-12-24  Uros Bizjak  <uros@kss-loka.si>
405         * config/i386/i386.md (*fix_trunc{d,s,h}i_1):
406         Rename to *fix_trunc{d,s,h}i_i387.
407         (fix_trunc{d,s}fdi2): Reorder tests.
409 2004-12-24  Daniel Berlin  <dberlin@dberlin.org>
411         Fix PR debug/14638
413         * tree.h (DECL_DEBUG_ALIAS_OF): New macro.
414         * var-tracking.c (track_expr_p): Don't disqualify tracking of variables
415         that are aliases of variables we want to track, unless the
416         original variable is also ignored for debugging purposes.
417         (VARIABLE_HASH_VAL): Use DECL_UID, so that this is deterministic.
418         * tree-outof-ssa.c (create_temp): Note who we are a debug alias of.
419         * dwarf2out.c (dwarf2out_var_location): Add us to the location of
420         the decl we are an alias of.
422 2004-12-24  Alan Modra  <amodra@bigpond.net.au>
424         PR target/19142
425         * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Allow
426         DFmode for 32-bit again.
428 2004-12-23  Roger Sayle  <roger@eyesopen.com>
430         * reload.c (regno_clobbered_p): Add a gcc_assert that regno
431         refers to a hard register.
433 2004-12-23  Mark Mitchell  <mark@codesourcery.com>
435         * gimplify.c (gimplify_modify_expr_rhs): Use types_compatible_p.
437 2004-12-23  DJ Delorie  <dj@redhat.com>
439         * genrecog.c (did_you_mean_codes): New.
440         (compute_predicate_codes): Fail unmatched codes.
442 2004-12-23  Eric Christopher  <echristo@redhat.com>
444         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add
445         assert for machine=mips for !TARGET_IRIX.
446         * config/mips/linux.h: Remove machine=mips assert.
447         * config/mips/netbsd.h: Ditto.
448         * config/mips/openbsd.h: Ditto.
450 2004-12-23  Dale Johannesen  <dalej@apple.com>
452         * tree.c (iterative_hash_expr):  Canonicalize builtins.
454 2004-12-23  Alexandre Oliva  <aoliva@redhat.com>
456         PR target/16819
457         * calls.c (load_register_parameters): Don't call use_regs when
458         nregs is zero.
460 2004-12-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
462         PR middle-end/17746
463         * expr.c (get_inner_reference): Add 'keep_aligning' parameter.
464         Break on aligning VIEW_CONVERT_EXPR nodes on STRICT_ALIGNMENT
465         platforms only if keep_aligning is true.
466         (expand_assignment): Adjust call to get_inner_reference.
467         (expand_expr_addr_expr_1): Likewise.
468         (expand_expr_real_1): Likewise.
469         * dojump.c (do_jump): Likewise.
470         * dwarf2out.c (loc_descriptor_from_tree_1): Likewise.
471         * fold-const.c (optimize_bit_field_compare): Likewise.
472         (decode_field_reference): Likewise.
473         (split_address_to_core_and_offset): Likewise.
474         * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
475         * tree.h (get_inner_reference): Adjust prototype.
477 2004-12-23  Richard Henderson  <rth@redhat.com>
479         * config/i386/i386.c (override_options): Revert last change
480         wrt fancy 387 math.
482 2004-12-23  Richard Henderson  <rth@redhat.com>
484         * config/alpha/alpha.md (one_cmpl<mode>2, and<mode>3, andnot<mode>3,
485         ior<mode>3, iornot<mode>3, xor<mode>3, xornot<mode>3): New macroized
486         vector operate patterns.
488 2004-12-23  Richard Henderson  <rth@redhat.com>
490         * config/i386/i386.c (ix86_expand_vector_move): Tidy.
491         (ix86_expand_vector_move_misalign): New.
492         (ix86_misaligned_mem_ok): Remove.
493         (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove.
494         * config/i386/i386-protos.h: Update.
495         * config/i386/i386.md (SSEMODEI): Rename from SSEINT16.
496         (MMXMODEI): Rename from MMXINT8.
497         (SSEMODE, MMXMODE, movmisalign<mode>): New.
499 2004-12-23  Mark Mitchell  <mark@codesourcery.com>
501         PR c++/16405
502         * gimplify.c (gimplify_modify_expr_rhs): Handle
503         INDIRECT_REF/ADDR_EXPR combinations.
505 2004-12-22  Richard Henderson  <rth@redhat.com>
507         * config/alpha/alpha.c (alpha_expand_mov): Split out ...
508         (alpha_expand_movmisalign): ... misaligned vector support.
509         (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove.
510         * config/alpha/alpha-protos.h: Update.
511         * config/alpha/alpha.md (VEC): New macro.
512         (movv8qi, movv4hi, movv2si): Compress with VEC.
513         (movv8qi_fix, movv4hi_fix, movv2si_fix): Likewise.
514         (movv8qi_nofix, movv4hi_nofix, movv2si_nofix): Likewise.
515         (movmisalign<mode>): New.
517 2004-12-22  Richard Henderson  <rth@redhat.com>
519         * optabs.h (OTI_movmisalign, movmisalign_optab): New.
520         * optabs.c (init_optabs): Create it.
521         * genopinit.c (optabs): Initialize it.
522         * expr.c (expand_expr_real_1) <MISALIGNED_INDIRECT_REF>: Use it.
523         * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
524         * target-def.h (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove.
525         * target.h (vectorize.misaligned_mem_ok): Remove.
526         * targhooks.c (default_vect_misaligned_mem_ok): Remove.
527         * doc/md.texi (movmisalign): New.
528         * doc/tm.texi (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove.
530 2004-12-22  Richard Henderson  <rth@redhat.com>
532         * config/i386/emmintrin.h (_mm_loadh_pd): Don't cast pointer arg
533         to __v2si.
534         (_mm_storeh_pd, _mm_loadl_pd, _mm_storel_pd): Likewise.
535         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use double* or
536         const double* for __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
537         __builtin_ia32_storehpd, __builtin_ia32_storelpd.
538         (ix86_expand_builtin): Update to match.
539         (ix86_expand_vector_init): Use sse2_loadlpd.
540         * config/i386/i386.md (vec_setv2df): Use sse2_loadlpd, sse2_loadhpd.
541         (vec_extractv2df): Use sse2_storelpd, sse2_storehpd.
542         (sse2_storehpd, sse2_loadhpd, sse2_storelpd, sse2_loadlpd): New.
543         (sse2_movhpd): Remove.
545 2004-12-23  Alan Modra  <amodra@bigpond.net.au>
547         PR target/18751
548         * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Return
549         false for anything larger than 32 bits in 32-bit code.
551 2004-12-22  Richard Henderson  <rth@redhat.com>
553         * config/i386/i386.md (btsq, btrq, btcq): Fix modes.
554         (bt peepholes): Likewise.
556         * varasm.c (force_const_mem): Call set_mem_align.
558 2004-12-22  Richard Henderson  <rth@redhat.com>
560         * config/i386/predicates.md (sse_comparison_operator): Fix
561         typo in ieee test.
562         (arith_or_logical_operator): Downcase codes.
564 2004-12-23  Kaz Kojima  <kkojima@gcc.gnu.org>
566         PR target/18511
567         * reload1.c (emit_output_reload_insns): Check if OLD is a hard
568         register before calling regno_clobbered_p.
569         * reload.c: Update comment for regno_clobbered_p.
571 2004-12-22  Richard Henderson  <rth@redhat.com>
573         * config/i386/i386.c (override_options): Respect user disable of
574         fancy 387 math, sse, mmx.
575         (construct_container): Generate error if we need an sse regster
576         and sse has been disabled.
577         * config/i386/i386.h (TARGET_SWITCHES): Disabling sse also disables
578         later sse generations.  Disabling mmx also disables 3dnow.
580 2004-12-22  Daniel Berlin  <dberlin@dberlin.org>
582         * tree-inline.c (struct inline_data): Remove inlined_fns.
583         (expand_call_inline): Remove dead code setting
584         inlined_fns.
585         (optimize_inline_calls): Remove dead code setting DECL_INLINED_FNS.
586         * tree.h (struct tree_decl): Remove inlined_fns.
588 2004-12-22  Roger Sayle  <roger@eyesopen.com>
590         * tree-browser.c: Remove obsolete #ifdef HOST_EBCDIC code.
592 2004-12-23  Alan Modra  <amodra@bigpond.net.au>
594         PR target/18896
595         * function.c (split_complex_args): Set DECL_ARTIFICIAL, DECL_IGNORED_P
596         for real and imaginary parts if the parm is addressable.
597         (assign_parms_unsplit_complex): If parm addressable, save real
598         and imaginary parts to a stack temp.  Pass assign_parm_data_all.
599         (assign_parms): Adjust assign_parms_unsplit_complex call.
601 2004-12-22  Daniel Berlin  <dberlin@dberlin.org>
603         * tree.h (DECL_PTA_ALIASVAR): Dead.
604         (struct tree_decl): Remove alias_var field.
606 2004-12-22  Nathan Sidwell  <nathan@codesourcery.com>
608         * system.h (IN_RANGE): Restore HOST_WIDE_INT cast.
609         * tree.h (IS_EXPR_CODE_CLASS): Do not use IN_RANGE.
611 2004-12-22  Richard Henderson  <rth@redhat.com>
612             Uros Bizjak  <uros@kss-loka.si>
614         * config/i386/i386.md (truncdfsf2): Don't create stack temp when
615         using sse math only.  Use truncdfsf2_with_temp.
616         (truncdfsf2_with_temp): New.
617         (truncdfsf_fast_i387): Rename from truncdfsf2_noop.  Add memory
618         output alternative.
619         (truncdfsf_mixed): Rename from truncdfsf2_1_sse.  Compress duplicate
620         alternatives.
621         (truncdfsf_fast_sse): Rename from truncdfsf2_2.  Remove f alternative.
622         (truncdfsf2_3, truncdfsf2_sse_only): Remove.
623         (truncdfsf_i387): Rename from truncdfsf2_1.  Compress duplicates.
624         (truncdfsf_fast_mixed): New.
625         (truncdfsf splitters): Remove all except the 387 load/store split.
626         (truncxfsf2_1, truncxfdf2_1): Unify enable constraint with
627         respect to TARGET_SSE2, TARGET_80387, TARGET_SSE_MATH and
628         TARGET_MIX_SSE_I387.
629         (*truncxf{s,d}f2_1): Rename to *truncxf{s,d}f2_mixed.
630         (truncxf{s,d}f2_noop) Rename to truncxf{d,s}f2_i387_noop.
631         (*truncxf{s,d}f2_i387): New patterns.
632         (*truncxf{s,d}f2_2): Rename to *truncxf{s,d}f2_i387_1.
633         (truncxf{s,d}f2, fmod{s,d}f3, drem{s,d}f3, log1p{s,d}f2,
634         rint{s,d}f2, floor{s,d}f2, ceil{s,d}f2, btrunc{s,d}f2,
635         nearbyint{s,d}f2): Use renamed patterns.
637 2004-12-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
639         * tree.h (TYPE_SIZES_GIMPLIFIED): New.
640         * function.c (gimplify_parm_type): Don't gimplify type if already done.
641         * gimplify.c (gimplify_decl_expr): Likewise.
642         (gimplify_type_sizes): Set TYPE_SIZES_GIMPLIFIED.  Examine nested
643         array types.
645 2004-12-22  Richard Henderson  <rth@redhat.com>
647         * gimplify.c (eval_save_expr): Remove.
648         (gimplify_one_sizepos): Unshare expr before gimplifying.
649         * stor-layout.c (variable_size): Revert 2004-12-19 change.
650         (layout_decl): Revert 2004-12-18 change.
651         (layout_type): Revert 2004-12-21 change.
653 2004-12-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
655         * tree-sra.c (type_can_be_decomposed_p): Reject variable sized types.
657 2004-12-22  Mark Mitchell  <mark@codesourcery.com>
659         * Makefile.in (install-common): Remove special-case code for when
660         SPECS is defined.
662 2004-12-22  Jan Beulich  <jbeulich@novell.com>
664         * config.gcc: Add dbxelf.h to NetWare's tm_file.
665         * config/i386/netware-crt0.c: Prototype __init_environment and
666         __deinit_environment prior to their definition.
667         (__init_environment): Correct invokation of constructor function.
668         * config/i386/netware.h (TARGET_OS_CPP_BUILTINS): Use
669         builtin_define_std rather than builtin_define on IAPX386.
670         * config/i386/nwld.h: Disable stabs debugging info with the linker
671         this file supports.
672         * config/i386/t-nwld (SHLIB_LINK): Do not use a temporary file for
673         the output. Add -posix to the options as that is the more compatible
674         mode.
675         * gthr-nks.h: Formatting.
676         (__gthread_mutex_init_function): Kill the dubious use of
677         NX_MUTEX_RECURSIVE as it is now clear that the traditional mutexes
678         were not meant to be recursive.
679         (__gthread_recursive_mutex_t, __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION,
680         __gthread_recursive_mutex_init_function,
681         __gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
682         __gthread_recursive_mutex_unlock): New.
684 2004-12-22  Alexandre Oliva  <aoliva@redhat.com>
686         * config/mips/t-linux64: Remove code that messed with $(SPECS).
687         (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES): Move
688         n32 to the front.
689         (MULTILIB_EXTRA_OPTS, CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S):
690         Removed.
691         * config/mips/linux64.h (DRIVER_SELF_SPECS): Don't handle
692         -mabi-fake-default.
693         (SUBTARGET_TARGET_SWITCHES): Likewise.
695 2004-12-21  Andrew Pinski  <pinskia@physics.uc.edu>
697         PR c++/18984
698         * pointer-set.c (pointer_set_contains): Add back.
699         * pointer-set.h (pointer_set_contains): Add back.
701 2004-12-21  Richard Henderson  <rth@redhat.com>
703         * gimplify.c (eval_save_expr): New.
704         (gimplify_one_sizepos): Use it.
705         * stor-layout.c (layout_type): Unshare TYPE_MIN/MAX_VALUE.
707 2004-12-21  Nathan Sidwell  <nathan@codesourcery.com>
709         * system.c (IN_RANGE): Use plain unsigned, not unsigned
710         HOST_WIDE_INT.
711         * tree.def (VOID_TYPE, INTEGER_TYPE, REAL_TYPE, COMPLEX_TYPE,
712         VECTOR_TYPE, OFFSET_TYPE, ENUMERAL_TYPE, BOOLEAN_TYPE, CHAR_TYPE,
713         POINTER_TYPE, REFERENCE_TYPE, METHOD_TYPE, FUNCTION_TYPE,
714         FILE_TYPE, ARRAY_TYPE, RECORD_TYPE, UNION_TYPE,
715         QUAL_UNION_TYPE): Reorder for better code efficiency.
716         (CONST_DECL, TYPE_DECL, VAR_DECL, FIELD_DECL, PARM_DECL): Likewise.
717         (INDIRECT_REF, ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF): Likewise.
718         * tree.h (INDIRECT_REF_P): Reorder checks for better optimization.
719         (IS_EXPR_CODE_CLASS): Use IN_RANGE.
720         (INTEGRAL_TYPE_P, FLOAT_TYPE_P): Reorder checks for better
721         optimization.
723 2004-12-21  David O'Brien  <obrien@FreeBSD.org>
725         * config/freebsd-spec.h:  Use KSE pthread lib for -pthread.
727 2004-12-21  James A. Morrison  <phython@gcc.gnu.org>
729         PR c/18963
730         * c-decl.c (pushdecl): Remove block trying to merge static function
731         declarations at block scope to file scope declarations.
733 2004-12-21  James A. Morrison  <phython@gcc.gnu.org>
735         PR c/18596
736         * c-parse.in (initdcl): Don't process a declaration if start_decl fails.
737         (notype_initdcl):  Don't process a declaration if start_decl fails.
738         * c-decl.c (start_decl): Fail if grokdeclarator fails.
739         (grokdeclarator): Fail if a function definition has an invalid storage
740         class.
741         * c-typeck.c (start_init): Treat error_mark_node the same as 0.
743 2004-12-21  Richard Henderson  <rth@redhat.com>
745         * config/i386/i386.c (x86_sse_split_regs): Rename from
746         x86_sse_partial_regs.
747         * config/i386/i386.h (x86_sse_split_regs): Likewise.
748         (TARGET_SSE_SPLIT_REGS): Rename from TARGET_SSE_PARTIAL_REGS.
749         * config/i386/i386.md (*): Update to match.  Remove two
750         floatsisf splitters that use it.
752         * config/i386/i386.h (x86_sse_partial_regs_for_cvtsd2ss): Remove.
754         * config/i386/i386.c (x86_sse_partial_regs_for_cvtsd2ss): Remove.
755         * config/i386/i386.h (TARGET_SSE_PARTIAL_REGS_FOR_CVTSD2SS): Remove.
756         * config/i386/i386.md (truncdfsf2_1_sse): Don't test it.
757         (truncdfsf2_2, truncdfsf2_sse_only): Likewise.
758         (truncdfsf2_1_sse_nooverlap, truncdfsf2_2_nooverlap): Remove.
759         (truncdfsf2_sse_only_nooverlap): Remove.
761         * config/i386/i386.h (TARGET_SSE_TYPELESS_LOAD0): Remove.
763 2004-12-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
765         * expr.c (emit_group_load_1): Return the source if the move
766         is a regular move between complex values.
768 2004-12-20  Roger Sayle  <roger@eyesopen.com>
770         PR middle-end/18683
771         * config/rs6000/rs6000.c (current_file_function_operand): Only check
772         current_function_decl's DECL_RTL if it has already been set.
774 2004-12-20  Roger Sayle  <roger@eyesopen.com>
776         PR middle-end/18683
777         * function.c (pop_function_context_from): Don't reset reg_renumber.
779 2004-12-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
781         PR middle-end/18776
782         * expr.c (write_complex_part): Use a subreg if the original object
783         is a hard reg that spans an even number of regs or a MEM.
784         (read_complex_part): Likewise.
786 2004-12-20  Mark Mitchell  <mark@codesourcery.com>
788         * Makefile.in (install-common): Do not install the specs file
789         unless SPECS is defined.
791 2004-12-20  Zdenek Dvorak  <dvorakz@suse.cz>
793         PR rtl-optimization/18942
794         * simplify-rtx.c (simplify_relational_operation_1): Simplify
795         x + cst1 == cst2 to x == cst2 - cst1.  Made static.
797 2004-12-20  Matt Austern  <austern@apple.com>
799         PR c++/19044
800         * c-common.c (set_builtin_user_assembler_name): New.
801         * c-common.h (set_builtin_user_assembler_name): Declare.
802         * c-decl.c (finish_decl): Use set_builtin_user_assembler_name
804 2004-12-20  Diego Novillo  <dnovillo@redhat.com>
806         PR tree-optimization/19080
808         Merge from tree-cleanup-branch
810         * tree-flow-inline.h (clear_call_clobbered): New function.
811         * tree-ssa-alias.c (init_alias_info): Call it.
813 2004-12-20  Richard Henderson  <rth@redhat.com>
815         * config/i386/i386.md (sse2_movsd): Remove ix86_binary_operator_ok
816         check.
818 2004-12-20  Steven Bosscher  <stevenb@suse.de>
819             Andrew Pinski  <pinskia@physics.uc.edu>
821         PR middle-end/18191
822         PR middle-end/18965
823         PR middle-end/18999
824         * expr.c (categorize_ctor_elements_1): Count the total number
825         of elements in the constructor.
826         (categorize_ctor_elements): Return it in a new argument.
827         * tree.h (categorize_ctor_elements): Adjust prototype.
828         * gimplify.c (gimplify_init_ctor_eval_range): New.
829         (gimplify_init_ctor_eval): Gimplify RANGE_EXPR.
830         (gimplify_init_constructor): Block clear the object if the
831         constructor has fewer elements than the object type.  Only try
832         to add assignments to individual elements when we have to.
834 2004-12-20  Richard Henderson  <rth@redhat.com>
836         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
837         long_long_integer_type_node in building V2DI_type_node.
839         * config/i386/emmintrin.h: Use __vector_size__ instead of vector_size.
840         * config/i386/mmintrin.h, config/i386/xmmintrin.h: Likewise.
842 2004-12-20  Ben Elliston  <bje@au.ibm.com>
844         * doc/md.texi (Expander Definitions): Use @emph instead of @strong
845         around Note: text to workaround a limitation of the Info format.
846         * doc/cpp.texi (Invocation): Likewise.
847         * doc/cppopts.texi: Likewise.
849 2004-12-19  Dale Johannesen  <dalej@apple.com>
851         * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p):  Don't
852         reference operand 1 of ADDR_EXPRs.
854 2004-12-19  Mark Mitchell  <mark@codesourcery.com>
856         * defaults.h (ASM_OUTPUT_INTERNAL_LABEL): New macro.
857         * output.h (assemble_name_raw): Declare it.
858         * system.h (ASM_OUTPUT_INTERNAL_LABEL): Do not poison it.
859         * varasm.c (assemble_name_raw): New function.
860         (assemble_name): Use it.
861         (default_internal_label): Likewise.
862         * config/darwin.c (darwin_asm_output_dwarf_delta): Likewise.
863         * doc/tm.texi (ASM_OUTPUT_INTERNAL_LABEL): Document.
865 2004-12-19  Richard Henderson  <rth@redhat.com>
867         PR 18067
868         * stor-layout.c (variable_size): Force creation of a SAVE_EXPR.
870 2003-12-19  Steven Bosscher  <stevenb@suse.de>
872         * config/i386/i386.c (ix86_split_to_parts): Use an array with
873         four elements for decoding a CONST_DOUBLE on 64 bits targets.
875 2004-12-19  Bernardo Innocenti  <bernie@develer.com>
877         * config/m68k/m68kemb.h (TARGET_OS_CPP_BUILTINS): Remove redundant
878         definition of mc68000, already present in TARGET_CPU_CPP_BUILTINS.
880 2004-12-18  Daniel Berlin  <dberlin@dberlin.org>
882         * lambda-code.c (can_convert_to_perfect_nest): Make checking
883         match up with what perfect_nestify can actually handle.
884         (perfect_nestify): Don't return false in the phi node loop.
886 2004-12-18  Richard Henderson  <rth@redhat.com>
888         * config/i386/i386.md (SSEINT16): New.
889         (movv16qi, movv8hi, movv4si, movv2di): Compress via macros.
890         (movv16qi_internal, movv8hi_internal, movv4si_internal,
891         movv2di_internal): Compress via macros.  Add SSE zero alternative.
892         Fix pure SSE alternatives to use 'x' instead of 'Y'.
893         (MMXINT8): New.
894         (movv8qi, movv4hi, movv2si, movv8qi_internal, movv4hi_internal,
895         movv2si_internal): Compress via macros.
896         (SSEPUSH, MMXPUSH): New.
897         (pushv18qi, pushv8hi, pushv4si, pushv2di, pushti, pushv4sf, pushv2df,
898         pushv8qi, pushv4hi, pushv2si, pushv2sf): Compress via macros.
900 2004-12-18  Richard Henderson  <rth@redhat.com>
902         PR middle-end/16417
903         * c-decl.c (store_parm_decls): Clarify get_pending_sizes insertion
904         comment.
905         * c-objc-common.c (c_cannot_inline_tree_fn): Remove pending sizes
906         checks.
907         * c-tree.h (struct lang_decl): Remove pending_sizes.
908         * function.c: Include tree-gimple.h
909         (assign_parm_setup_reg): Remove callee-copies code.
910         (gimplify_parm_type, gimplify_parameters): New functions.
911         (expand_pending_sizes): Remove.
912         (expand_function_start): Don't call it.
913         * gimplify.c (gimplify_expr): Examine DECL_VALUE_EXPR for PARM_DECL.
914         (gimplify_body): Add do_parms argument.  Use gimplify_parameters.
915         (gimplify_function_tree): Setup cfun.  Update gimplify_body call.
916         * tree-gimple.h (gimplify_body): Update decl.
917         * tree-inline.c (initialize_inlined_parameters): Update gimplify_body
918         call.
919         * tree.h (gimplify_parameters): Declare.
920         * Makefile.in (function.o): Depend on TREE_GIMPLE_H.
922 2004-12-18  Richard Henderson  <rth@redhat.com>
924         * c-decl.c (finish_struct): Add DECL_EXPR for variable sized
925         structures seen inside functions.
927 2004-12-18  Richard Henderson  <rth@redhat.com>
929         * c-decl.c (grokdeclarator): Save variable array size before
930         subtracting 1, rather than after.
932 2004-12-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
934         PR middle-end/15486
935         * varasm.c (asm_emit_uninitialised): Return early if
936         a custom section is requested.
937         (assemble_variable): Revert 2002-03-15 patch.
939 2004-12-18  Richard Henderson  <rth@redhat.com>
941         * stor-layout.c (layout_decl): Use unshare_expr, not unsave_expr.
943 2004-12-18  Zdenek Dvorak  <dvorakz@suse.cz>
945         PR tree-optimization/18800
946         * params.def (PARAM_IV_ALWAYS_PRUNE_CAND_SET_BOUND): New parameter.
947         * tree-ssa-loop-ivopts.c (struct iv_ca): Add n_cands field.
948         (ALWAYS_PRUNE_CAND_SET_BOUND): New macro.
949         (iv_ca_set_no_cp, iv_ca_set_cp, iv_ca_new): Update n_cands field.
950         (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_n_cands, iv_ca_prune):
951         New functions.
952         (iv_ca_extend): Return number of candidates in the set.
953         (try_add_cand_for): Add argument to iv_ca_extend calls.
954         (try_improve_iv_set): Use iv_ca_prune.
955         * doc/invoke.texi (iv-always-prune-cand-set-bound): Document.
957 2004-12-18  Zdenek Dvorak  <dvorakz@suse.cz>
959         PR rtl-optimization/19001
960         * loop-iv.c (iv_number_of_iterations): Record assumptions for loops
961         with power of two step to 'infinite' field.
963 2004-12-18  Roger Sayle  <roger@eyesopen.com>
965         * Makefile.in (stor-layout.o): Depend upon gt-stor-layout.h.
966         (tree-ssa-propagate.o): Depend upon gt-tree-ssa-propagate.h.
967         (tree-ssa-operands.o): Depend upon gt-tree-ssa-operands.h.
968         (tree-mudflap.o): Depend upon gt-tree-mudflap.h.
969         (expr.o): Depend upon gt-expr.h.
970         (regclass.o): Depend upon gt-regclass.h.
971         (bitmap.o): Depend upon gt-bitmap.h.
972         (lists.o): Depend upon gt-lists.h.
974         (cfgexpand.o): Don't depend upon gt-tree-cfg.h.
976         (GTFILES): Remove fold-const.c.
977         (gt-stmt.h, gt-fold-const.h, gt-input.h, gt-tree-ssa-ccp.h):
978         Remove rules.
980 2004-12-18  Richard Henderson  <rth@redhat.com>
982         * stor-layout.c (layout_decl): Unshare size expressions copied
983         from the type.
985         * fold-const.c (multiple_of_p): Handle BIT_AND_EXPR when
986         BOTTOM is a power of two.
988 2004-12-18  Richard Henderson  <rth@redhat.com>
990         * tree-nested.c (save_tmp_var): New.
991         (struct walk_stmt_info): Add is_lhs.
992         (walk_stmts) <MODIFY_EXPR>: Be more accurate with setting of
993         val_only; set is_lhs.
994         (convert_nonlocal_reference): Use save_tmp_var when is_lhs;
995         clear is_lhs when appropriate.
996         (convert_local_reference): Likewise.
998 2004-12-18  Richard Earnshaw  <rearnsha@arm.com>
1000         * arm/ieee754-sf.S (floatdisf): Fix label definition in FPA
1001         compatibility code.
1003 2004-12-18  Roger Sayle  <roger@eyesopen.com>
1005         * ifcvt.c (total_bb_rtx_cost): Rename function to cheap_bb_rtx_cost_p.
1006         Take a max_cost argument to avoid scanning large blocks, by returning
1007         a Boolean instead of a total.  Include the cost of a "fstp %st(0)"
1008         instruction required to pop dead values off of a register stack.
1010 2004-12-18  Roger Sayle  <roger@eyesopen.com>
1012         PR middle-end/18548
1013         * expr.c (expand_expr_real_1) <MAX_EXPR>: Ensure that target, op0
1014         and op1 are all registers (or constants) before expanding the RTL
1015         comparison sequence [to avoid reg_overlap_mentioned (target, op1)].
1017 2004-12-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
1019         PR rtl-optimization/16968
1020         * loop.c (scan_loop): Stop scanning the loop for movable
1021         insns as soon as an optimization barrier is encountered.
1023 2004-12-17  Zack Weinberg  <zack@codesourcery.com>
1025         PR 18897
1026         * toplev.c (compile_file): Call process_pending_assemble_externals
1027         just before targetm.asm_out.file_end.
1029 2004-12-17  Diego Novillo  <dnovillo@redhat.com>
1031         tree-optimization/18501
1032         * tree-optimize.c (init_tree_optimization_passes): Run
1033         pass_late_warn_uninitialized before the last DCE run.
1035 2004-12-17  Richard Henderson  <rth@redhat.com>
1037         * config/i386/i386.c (x86_64_reg_class_name): Re-indent.
1038         (classify_argument, examine_argument, construct_container,
1039         merge_classes): Remove prototypes.
1040         (type_natural_mode): Split out from ...
1041         (function_arg): ... here.
1042         (gen_reg_or_parallel): Remove alt_mode argument.  Update callers.
1043         Use orig_mode unless it's BLKmode.
1044         (construct_container): Add orig_mode argument.  Update callers.
1045         Use gen_reg_or_parallel for SSE registers.
1046         (ix86_function_value): Use type_natural_mode.
1047         (ix86_gimplify_va_arg): Likewise.
1048         (ix86_hard_regno_mode_ok): Always accept all SSE, MMX, 3DNOW modes in
1049         SSE registers; always accept all MMX, 3DNOW modes in MMX registers.
1050         * config/i386/i386.h (VALID_SSE2_REG_MODE): Don't include
1051         VALID_MMX_REG_MODE.
1052         * config/i386/i386.md (attribute mode): Add V1DF.
1053         (movsi_1): Use 'x' instead of 'Y' constraints.
1054         (movsi_1_nointernunit, movdi_2, movdi_1_rex64): Likewise.
1055         (movdi_1_rex64_nointerunit): Likewise.
1056         (movdf_nointeger, movdf_integer): Likewise.  Handle SSE1.
1057         (movsf_1, movsf_1_nointerunit): Line up constraint alternatives.
1058         (swapsf): Use fp_register_operand, don't disable for TARGET_SSE.
1059         (swapdf): Likewise.
1060         (swapxf): Enable only for TARGET_80387.
1061         (movv2sf, movv2sf_internal, pushv2sf): Enable for MMX.
1062         (movtf): Remove double-check for TARGET_64BIT.
1063         (movv2df_internal): Enable for SSE1.
1064         (movv8hi_internal, movv16qi_internal): Likewise.
1065         (movv2df, movv8hi, movv16qi): Likewise.
1066         (pushv2di, pushv8hi, pushv16qi, pushv4si): Likewise.
1067         (pushdi2_rex64, movv4sf_internal, movv4si_internal, movv2di_internal,
1068         movv8qi_internal, movv4hi_internal, movv2sf_internal,
1069         movv2df_internal, movv8hi_internal, movv16qi_internal,
1070         movti_internal): Add leading '*' to name.
1072 2004-12-17  Dale Johannesen  <dalej@apple.com>
1074         * c-decl.c (diagnose_mismatched_decls):  Accept mismatched
1075         function types: void with previous implicit int.
1077 2004-12-17  Andreas Krebbel  <krebbel1@de.ibm.com>
1079         * config/s390/s390.c (s390_gimplify_va_arg): Set alias set to
1080         s390_sr_alias_set.
1082 2004-12-17  Jan Beulich  <jbeulich@novell.com>
1084         PR target/17603
1085         * config/i386/i386.c (enum x86_64_reg_class): Define
1086         X86_64_COMPLEX_X87_CLASS.
1087         (x86_64_reg_class_names): Add name for X86_64_COMPLEX_X87_CLASS.
1088         (merge_classes): Handle X86_64_COMPLEX_X87_CLASS.
1089         (classify_argument): XCmode is X86_64_COMPLEX_X87_CLASS.
1090         (examine_argument): X86_64_COMPLEX_X87_CLASS requires two
1091         registers when dealing with a return value.
1092         (construct_container): Handle X86_64_COMPLEX_X87_CLASS.
1093         Eliminate impossible case of two X87/X87UP pairs (this now is
1094         being expressed by a single COMPLEX_X87).
1095         (x86_libcall_value): XCmode gets returned in st0/st1.
1097 2004-12-17  Steven Bosscher  <stevenb@suse.de>
1099         * tree.c (type_contains_placeholder_1): Always return false
1100         for VECTOR_TYPE if its TREE_TYPE does not contain a placeholder.
1102 2004-12-17  Uros Bizjak  <uros@kss-loka.si>
1104         * config/i386/i386.md (extendsfdf2, *extendsfdf2_1,
1105         *extendsfdf2_1_sse_only): Unify enable constraint with
1106         respect to TARGET_SSE2, TARGET_80387, TARGET_SSE_MATH
1107         and TARGET_MIX_SSE_I387.
1108         (*extendsfdf2_i387): New insn pattern.
1109         (*extendsfdf2_1): Rename to *extendsfdf2_mixed. Fix
1110         register constraint for operand 0.
1111         (*extendsfdf2_1_sse_only): Rename to *extendsfdf2_sse.
1112         (*extend{s,d}fxf2_1): Rename to *extend{s,d}fxf2_i387.
1114 2004-12-16  Andrew Pinski  <pinskia@physics.uc.edu>
1116         PR target/19041
1117         * config/darwin.c (machopic_symbol_defined_p): Return false
1118         if the binds local and is a common symbol.
1120 2004-12-16  Richard Henderson  <rth@redhat.com>
1122         * config/i386/i386.md (extv, extzv, insv): Revalidate the
1123         operand with ext_register_operand.
1125 2004-12-16  Kazu Hirata  <kazu@cs.umass.edu>
1127         * global.c: Fix a comment typo.
1129 2004-12-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
1130             Roger Sayle  <roger@eyesopen.com>
1132         PR tree-optimization/18707
1133         * cfgloopmanip.c (create_preheader): Move the preheader
1134         only if the latch was falling through to the header.
1136 2004-12-16  Danny Smith  <dannysmith@users.sourceforge.net>
1138         PR target/18997
1139         * config/i386/cygwin.h (GTHREAD_USE_WEAK): Define to 0.
1141 2004-12-16  Richard Henderson  <rth@redhat.com>
1142             Aldy Hernandez  <aldyh@redhat.com>
1144         * simplify-rtx.c (simplify_replace_rtx): Do not blindly replace
1145         hard registers.
1147 2004-12-16  H.J. Lu  <hongjiu.lu@intel.com>
1149         PR other/18508
1150         * config/alpha/t-osf4 (SHLIB_LINK): Use `.backup' as the suffix
1151         to back up the existing shared library.
1152         * config/arm/t-netbsd (SHLIB_LINK): Likewise.
1153         * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
1154         * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
1155         * config/sh/t-linux (SHLIB_LINK): Likewise.
1156         * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
1157         * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
1158         * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
1159         * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
1161         * config/i386/t-nwld (SHLIB_LINK): Don't use the temporary
1162         file.
1164 2004-12-16  Richard Henderson  <rth@redhat.com>
1166         * Makefile.in (MD_DEPS, s-mddeps): New.
1167         (s-config, s-conditions, s-flags, s-codes, s-constants, s-emit,
1168         s-recog, s-opinit, s-extract, s-peep, s-attr, s-attrtab, s-output,
1169         s-preds): Depend on MD_DEPS instead of md_file.
1170         (genobjnames): Add genmddeps.o
1171         (build/genmddeps, build/genmddeps.o): New.
1172         (mostlyclean): Remove mddeps.mk.
1173         * genmddeps.c: New file.
1174         * gensupport.c (include_callback): New.
1175         (process_include): Call it.
1176         * gensupport.h (include_callback): Declare.
1178 2004-12-16  Nathan Sidwell  <nathan@codesourcery.com>
1180         * local-alloc.c (block_alloc): Replace IN_RANGE with simple
1181         comparison.
1183         * doc/c-tree.texi (CONSTRUCTOR): Mention RANGE_EXPRs.
1185 2004-12-16  Mark Dettinger  <dettinge@de.ibm.com>
1187         * config/s390/s390.c (struct processor_costs): Two new fields:
1188         madbr, maebr.
1189         (s390_rtx_costs): Added handling of multipy and add in SFmode.
1190         More precise values for cost of multiply and add.
1192 2004-12-15  Richard Henderson  <rth@redhat.com>
1194         PR target/19028
1195         * config/i386/i386.md (sse compare splitter): Test for SF and DFmode
1196         explicitly instead of using VALID_SSE_REG_MODE.
1198 2004-12-15  Richard Henderson  <rth@redhat.com>
1200         PR target/19005
1201         * config/i386/i386.md (swaphi_1): Swap with swaphi_2, allow with
1202         optimize_size.
1203         (swapqi_1): Rename from swapqi.  Enable only for no partial reg
1204         stall and optimize_size.
1205         (swapqi_2): New.
1206         (swaphi_1, swaphi_2, swapqi_1): Add athlon_decode.
1207         (swapsi, swaphi_1, swaphi_2, swapqi_1, swapdi): Remove modrm override.
1209 2004-12-16  Uros Bizjak  <uros@kss-loka.si>
1211         * config/i386/i386.md (*floathisf2_i387, *floathidf2_i387):
1212         Also enable for TARGET_MIX_SSE_I387.
1214 2004-12-16  Uros Bizjak  <uros@kss-loka.si>
1216         * config/i386/i386.md (sqrt{s,d}f2_1, sqrt{s,d}f2_1_sse_only,
1217         sqrt{s,d}f2_i387): Unify enable constraint with respect to
1218         TARGET_SSE, TARGET_SSE2, TARGET_USE_FANCY_MATH_387,
1219         TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
1220         (sqrt{s,d}f2_1): Rename to *sqrt{s,d}f2_mixed.
1221         (sqrt{s,d}f2_1_sse_only): Rename to *sqrt{s,d}f2_sse.
1222         (sqrt{s,d}f2_i387): Rename to *sqrt{s,d}f2_i387.
1223         (*sqrtextendsfdf2): Also enable for TARGET_MIX_SSE_I387.
1224         (*sqrtextend?f?f2): Rename to *sqrtextendsfdf2_i387.
1226 2004-12-16  Uros Bizjak  <uros@kss-loka.si>
1228         * config/i386/i386.md (*fop_?f_comm_{,sse,nosse},
1229         *fop_?f_1_{,sse,nosse}, *fop_{d,x}f_{2,3,4,5,6}): Unify enable
1230         constraint with respect to TARGET_80387, TARGET_SSE, TARGET_SSE2,
1231         TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
1232         (*fop_?f_{comm,1}): Rename to *fop_?f_{comm,1}_mixed.
1233         (*fop_?f_{comm,1}_nosse): Rename to *fop_?f_{comm,1}_i387.
1234         (*fop_{d,x}f_{2,3,4,5,6}): Rename to *fop_{d,x}f_{2,3,4,5,6}_i387.
1236 2004-12-15  H.J. Lu  <hongjiu.lu@intel.com>
1238         PR target/18153
1239         * configure.ac: Define HAVE_LD_STATIC_DYNAMIC if linker supports
1240         -Bstatic/-Bdynamic option.
1241         * config.in: Regenerated.
1242         * configure: Likewise.
1244         * gcc.c (init_spec): Pass -Bstatic/-Bdynamic to ld for static
1245         -lunwind if possible.
1247 2004-12-15  Daniel Berlin  <dberlin@dberlin.org>
1249         * cfgloop.c (flow_loops_dump): Don't print out levels.
1250         (flow_loops_find): Don't set loop->levels.
1251         (flow_loops_level_compute): Make void.
1252         * cfgloop.h (struct loops): Remove levels member.
1253         Add comment about loops in parray possibly being NULL.
1255 2004-12-15  Alexandre Oliva  <aoliva@redhat.com>
1257         * reload.c (SMALL_REGISTER_CLASS_P): New.
1258         (push_secondary_reload, find_reusable_reload, find_reloads): Use
1259         it instead of testing only the class size.
1261 2004-12-15  Eric Botcazou  <ebotcazou@libertysurf.fr>
1263         PR c++/17972
1264         * tree-inline.c (expand_call_inline): Set TREE_SIDE_EFFECTS
1265         on the STMT_EXPR wrapping up the inlined body.
1267 2004-12-15  Vladimir Makarov  <vmakarov@redhat.com>
1268             Steven Bosscher  <stevenb@suse.de>
1269         PR middle end/17340
1271         * global.c: Update comments in a few places.
1272         (check_earlyclobber): Return true if there are early clobber
1273         classes.
1274         (calculate_local_reg_bb_info): Do not try to mark earlyclobber
1275         regs if there are none.
1276         (bb_info, allocate_bb_info, free_bb_info, modify_reg_pav,
1277         make_accurate_live_analysis): Rename pavin, pavout to live_pavin,
1278         live_pavout.
1279         (modify_bb_reg_pav): Remove.
1280         (calculate_reg_pav): Use code from modify_bb_reg_pav.
1281         (temp_bitmap): New variable.
1282         (calculate_reg_pav): Allocate/deallocate temp_bitmap.
1284 2004-12-15  Richard Henderson  <rth@redhat.com>
1286         PR target/19010
1287         * config/i386/i386.c (ix86_must_pass_in_stack): Don't return true
1288         for TImode vectors.
1289         (gen_reg_or_parallel): New.
1290         (function_arg): Use it.
1291         (ix86_hard_regno_mode_ok): Test SSE1 and SSE2 separately,
1292         MMX and 3DNOW separately.
1293         (ix86_rtx_costs): Simplify FLOAT_EXTEND case.
1294         (ix86_vector_mode_supported_p): Test SSE1 and SSE2 separately.
1295         * config/i386/i386.h (VALID_SSE2_REG_MODE): Move SSE2 cases from ...
1296         (VALID_SSE_REG_MODE): ... here.
1298 2004-12-15  David Edelsohn  <edelsohn@gnu.org>
1300         * xcoffout.c (xcoffout_declare_function): Change strncpy to memcpy.
1302 2004-12-15  Ian Lance Taylor  <ian@wasabisystems.com>
1304         * config/arm/arm.c (arm_xscale_rtx_costs): Increase cost of
1305         COMPARE of MULT.
1306         * config/arm/arm.md (mulsi3_compare0): Don't check
1307         arm_arch_xscale.
1308         (mulsi_compare0_scratch, mulsi3_addsi_compare0): Likewise.
1309         (mulsi3addsi_compare0_scratch): Likewise.
1311 2004-12-15  Eric Botcazou  <ebotcazou@libertysurf.fr>
1313         PR other/18665
1314         * libgcc-std.ver (GCC_3.4.4): Inherit from GCC_3.4.2.
1315         Export __absvti2, __addvti3, __mulvti3, __negvti2 and __subvti3.
1316         * libgcc2.c (__addvsi3): Rename to __addvSI3.
1317         New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
1318         (__addvdi3): Rename to __addvDI3.
1319         (__subvsi3): Rename to __subvSI3.  Use word type for the result.
1320         New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
1321         (__subvdi3): Rename to __subvDI3.
1322         (_mulvsi3): Rename to _mulvSI3.
1323         New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
1324         (_mulvdi3): Rename to _mulvDI3.
1325         (__negvsi2): Rename to __negvSI2.
1326         New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
1327         (__negvdi2): Rename to __negvDI2.
1328         (__absvsi2): Rename to __absvSI2.
1329         New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
1330         (__absvdi2): Rename to __absvDI2.
1331         * libgcc2.h (64-bit targets): Define COMPAT_SIMODE_TRAPPING_ARITHMETIC.
1332         (__absvSI2, __addvSI3, __subvSI3, __mulvSI3, __negvSI2, __absvDI2,
1333         __addvDI3, __subvDI3, __mulvDI3, __negvDI2): Define to the appropriate
1334         symbol and declare.
1335         (__absvsi2, __addvsi3, __subvsi3, __mulvsi3, __negvsi2): Declare if
1336         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
1338 2004-12-15  Kazuhiro Inaoka <inaoka.kazuhiro@reneasas.com>
1340         * config/m32r/m32r.h (PREFERRED_DEBUGGING_TYPE):
1341         Use DWARF2_DEBUG.
1343         * config/m32r.c (m32r_legitimize_pic_address): Changed
1344         to support GOTOFF relocation.
1345         * config/m32r.md (UNSPEC_GOTOFF): New.
1346         (gotoff_load_addr): New.
1348 2004-12-15  Richard Sandiford  <rsandifo@redhat.com>
1350         * config/mips/mips.c (mips_arg_info): Use FUNCTION_ARG_BOUNDARY to
1351         decide whether an argument is double-word aligned.
1353 2004-12-15  Richard Henderson  <rth@redhat.com>
1355         * config/i386/i386.md: Fix missing modes on cmove splitters.
1357 2004-12-15 Jan Beulich  <jbeulich@novell.com>
1359         * mklibgcc.in (libgcc2_c_dep): Add dependency on libgcc2.h.
1361 2004-12-15  Uros Bizjak  <uros@kss-loka.si>
1363         * config/i386/i386.md (floathisf2, *floathisf2_1, floatsisf2,
1364         *floatsisf2_i387, *floatsisf2_sse, floatdisf2,
1365         *floatdisf2_i387_only, *floatdisf2_i387, *floatdisf2_sse,
1366         floathidf2, *floathidf2_1, *floatsidf2_i387, *floatsidf2_sse,
1367         floatdidf2, *floatdidf2_i387_only, *floatdidf2_i387,
1368         *floatdidf2_sse, floatunssisf2, floatunsdisf2, floatunsdidf2):
1369         Unify enable constraint with respect to TARGET_80387, TARGET_SSE,
1370         TARGET_SSE2, TARGET_64BIT, TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
1371         (*float?i?f_i387): Rename to *float?i?f2_mixed.
1372         (*float?i?f2_1): Rename to *float?i?f2_i387.
1373         (*float?i?f2_i387_only): Rename to *float?i?f2_i387.
1374         (float?ixf2): Penalize integer register operand.
1376 2004-12-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1378         PR c++/17242
1379         * configure.ac: Add GAS check for HP-UX .nsubspa comdat.
1380         * configure, config.in: Rebuilt.
1381         * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY): Delete
1382         defines.
1383         * config/pa/pa.c (pa_select_section): Allow uninitialized variables in
1384         one-only (comdat) subspaces.
1385         * config/pa/som.h (SUPPORTS_SOM_COMDAT): New define.
1386         (SUPPORTS_ONE_ONLY): True if SUPPORTS_WEAK or SUPPORTS_SOM_COMDAT are
1387         true.
1388         (MAKE_DECL_ONE_ONLY): Place uninitialized variables in common.
1390 2004-12-14  Ian Lance Taylor  <ian@wasabisystems.com>
1392         * combine.c (combine_validate_cost): Consider cost of
1393         undobuf.other_insn rather than always allowing the recombination
1394         if it is set.
1396 2004-12-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1398         * pa-host.c (MAP_FAILED): Define if not defined.
1399         (pa_gt_pch_use_address): Handle short reads.
1401 2004-12-14  Richard Henderson  <rth@redhat.com>
1403         PR target/17990
1404         * config/i386/i386.c (x86_use_bt): New.
1405         (ix86_expand_unary_operator): Use MEM_P.
1406         (ix86_expand_fp_absneg_operator): New.
1407         * config/i386/i386.h (x86_use_bt): Declare.
1408         (TARGET_USE_BT): New.
1409         * config/i386/i386-protos.h: Update.
1410         * config/i386/i386.md (negsf2): Use ix86_expand_fp_absneg_operator.
1411         (negdf2, negxf2, abssf2, absdf2, absxf2): Likewise.
1412         (negsf2_memory, negsf2_ifs, negsf2_if, negdf2_memory, negdf2_ifs,
1413         negdf2_ifs_rex64, negdf2_if, negdf2_if_rex64, negxf2_if,
1414         abssf2_memory, abssf2_ifs, abssf2_if, absdf2_memory, absdf2_ifs,
1415         absdf2_ifs_rex64, absdf2_if, absxf2_if): Remove.
1416         (absnegsf2_mixed, absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed,
1417         absnegdf2_sse, absnegdf2_i387, absnegxf2_i387): New.  Merge all
1418         neg and abs splitters.  Handle DFmode in general regs in 64-bit mode.
1419         (negextendsfdf2, absextendsfdf2): Disable for non-mixed sse math.
1420         (btsq, btrq, btcq): New.  Add peepholes as well.
1421         (movv4sf_internal splitter): Postpone til after reload.
1422         (movv2di_internal splitter): Likewise.
1423         * config/i386/predicates.md (const_0_to_63_operand): New.
1424         (absneg_operator): New.
1426 2004-12-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1428         * pa.h (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P):
1429         Check register number and that reg_renumber is nonzero before using it.
1431 2004-12-14  Steve Ellcey  <sje@cup.hp.com>
1433         * doc/invoke.texi (IA-64 options): Add existing options that
1434         weren't already listed.
1436 2004-12-14  Jeff Law  <law@redhat.com>
1438         * tree-outof-ssa.c (coalesce_abnormal_edges): Pass the correct target
1439         partition to conflict_graph_merge_regs.
1441 2004-12-14  Uttam Pawar  <uttamp@us.ibm.com>
1442             Janis Johnson  <janis187@us.ibm.com>
1444         * rs6000.c (rs6000_handle_altivec_attribute_tree): Report errors
1445         for vector types with invalid component types.
1447 2004-12-14  Jakub Jelinek  <jakub@redhat.com>
1449         PR middle-end/18951
1450         * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2,
1451         expand_builtin_mathfn_3): Avoid using arguments passed to
1452         save_expr after that call.
1454         * fold-const.c (fold_single_bit_test): If flag_syntax_only, pretend
1455         LOAD_EXTEND_OP is not defined.
1456         (fold): Likewise.  If flag_syntax_only, don't depend on BITS_PER_WORD.
1458 2004-12-14  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
1460         * tree.def, doc/c-tree.texi: Correctly document restrictions on the
1461         shift width.
1463 2004-12-14  Kazu Hirata  <kazu@cs.umass.edu>
1465         * expr.h (expand_modifier): Define EXPAND_STACK_PARM as 1.
1467 2004-12-14  Richard Earnshaw  <rearnsha@arm.com>
1469         PR target/18973
1470         arm-cores.def (arm926ej-s, arm1026ej-s, arm1136j-s, arm1136-jfs)
1471         (arm1176jz-s, arm1176jzf-s, mpcorenovfp, mpcore): Add load-scheduling
1472         property to flags.
1474 2004-12-14  Diego Novillo  <dnovillo@redhat.com>
1476         * tree-gimple.c (get_base_address): Update documentation.
1478 2004-12-13  Richard Henderson  <rth@redhat.com>
1480         PR middle-end/17930
1481         * passes.c (rest_of_clean_state): Fix computation of
1482         preferred_incoming_stack_boundary.
1484 2004-12-13  Wolfgang Bangerth <bangerth@dealii.org>
1486         * reload.h: Remove struct needs and its only use.
1488 2004-12-13  Roger Sayle  <roger@eyesopen.com>
1490         PR rtl-optimization/18928
1491         * simplify_rtx.c (plus_minus_operand_p): New function to encode
1492         the test for suitable operands for calls to simplify_plus_minus.
1493         Only allow (CONST (PLUS x y)) if both x and y are CONSTANT_P.
1494         (simplify_binary_operation): Use plus_minus_operand_p.
1496 2004-12-13  Alexandre Oliva  <aoliva@redhat.com>
1498         PR tree-opt/16951
1499         * tree-inline.c (setup_one_parameter): Don't directly map a
1500         parameter to the address of another variable of the same
1501         function.
1503 2004-13-12  Steven Bosscher  <stevenb@suse.de>
1505         * basic-block.h (PROP_POSTRELOAD): Do not include PROP_AUTOINC, we
1506         can never create autoinc insns after reload.
1508 2004-12-13  Jeff Law  <law@redhat.com>
1509             Kazu Hirata  <kazu@cs.umass.edu>
1511         PR tree-optimization/18694
1512         * tree-ssa-dom.c (thread_across_edge): Do not thread jumps if a
1513         PHI argument is set from a PHI_RESULT in the same block and the
1514         PHI argument is not the same as the PHI result.
1516 2004-12-13  David Edelsohn  <edelsohn@gnu.org>
1518         * xcoffout.c (xcoffout_declare_function): Always strip storage
1519         class encoding.
1521 2004-12-13  Andrew Pinski  <pinskia@physics.uc.edu>
1523         PR target/18964
1524         * config/darwin.c (darwin_assemble_visibility): Fix minor diagnostic
1525         problem, adding a space at the end of the string before concatenation.
1527 2004-12-13  Kazu Hirata  <kazu@cs.umass.edu>
1529         * c-common.c (fname_as_string): Free namep if we are returning
1530         cstr.text.
1532         * tree-ssa-dom.c (record_edge_info): Fix memory leak.
1534 2004-12-13  Andrew Pinski  <pinskia@physics.uc.edu>
1536         * tree-cfg.c (remove_useless_stmts_cond): Call fold on COND_EXPR_COND.
1538 2004-12-13  Kazu Hirata  <kazu@cs.umass.edu>
1540         * tree-ssa-dom.c (record_equivalences_from_phis): Speed up by
1541         doing a pointer comparison.
1543         * tree-ssa-dom.c (record_equivalences_from_phis): Add a
1544         comment.
1546         * defaults.h, stmt.c, tree-cfg.c, tree-ssa-dce.c: Fix comment
1547         typos.
1549 2004-12-13  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1551         * config/m32r/t-linux (SHLIB_MAPFILES): Add libgcc-glibc.ver to
1552         the list rather than replacing the existing value.
1554 2004-12-13  Richard Henderson  <rth@redhat.com>
1556         * cfg.c (dump_flow_info): Don't dump pseudo info after reload.
1558 2004-12-13  Richard Henderson  <rth@redhat.com>
1560         * Makefile.in (insn-preds.o): Depend on REGS_H.
1561         * genpreds.c (write_insn_preds_c): Include regs.h.
1562         * config/i386/predicates.md (index_register_operand): Use
1563         REG_OK_FOR_INDEX_STRICT_P and REG_OK_FOR_INDEX_NONSTRICT_P.
1565         * config/i386/i386.h (REG_CLASS_FROM_LETTER): Add 'l'.
1566         * config/i386/i386.md (lea_general_1, lea_general_1_zext,
1567         lea_general_2, lea_general_2_zext, lea_general_3, lea_general_3_zext,
1568         adddi_1_rex64, addsi_1, addsi_1_zext, addhi_1_lea, addqi_1_lea,
1569         ashldi3_1_rex64, ashlsi3_1, ashlsi3_1_zext, ashlhi3_1_lea,
1570         ashlqi3_1_lea): Use 'l' for index register operand.
1571         (ashldi3_1_rex64 splitter): Use index_register_operand.
1572         (ashlsi3_1 splitter): Be more careful with modes.
1574 2004-12-13  Danny Smith  <dannysmith@users.sourceforge.net>
1576         PR target/18459
1577         * defaults.h (TARGET_USE_JCR_SECTION): New macro.
1578         * doc/tm.texi (TARGET_USE_JCR_SECTION): Document it.
1579         * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Override
1580         default.
1582 2004-12-13 Uros Bizjak <uros@kss-loka.si>
1584         PR target/14941
1585         PR target/18503
1586         * config/i386/i386.md (sse_movss, sse2_movsd, sse2_movhpd):
1587         Fix wrong vec_merge selector bitmask.
1589 2004-12-12  Richard Henderson  <rth@redhat.com>
1591         PR rtl-opt/17186
1592         * reg-stack.c (move_nan_for_stack_reg): New.
1593         (subst_stack_regs_pat): Use it.
1594         (move_for_stack_reg): Handle source register not live with a nan.
1596 2004-12-12  Richard Henderson  <rth@redhat.com>
1598         * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatch
1599         errors across operations.
1601 2004-12-12  Di-an Jan  <dianj@freeshell.org>
1603         * doc/passes.texi (Pass Manager): Correct list of source files.
1605 2004-12-12  Richard Henderson  <rth@redhat.com>
1607         * expr.c (emit_move_change_mode): New.
1608         (emit_move_via_alt_mode): Use it.
1610 2004-12-12  Nathanael Nerode  <neroden@gcc.gnu.org>
1611             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1613         PR middle-end/17564
1614         * dojump.c (do_compare_and_jump): Only canonicalize function pointers
1615         in a comparison if both sides are function pointers.
1617 2004-12-12  Richard Henderson  <rth@redhat.com>
1619         PR target/18932
1620         * config/i386/i386.md (all splits and peepholes): Use flags_reg_operand
1621         and compare_operator to propagate the input CC mode to the output.
1622         * config/i386/predicates.md (compare_operator): New.
1624 2004-12-12  Andrew Pinski  <pinskia@physics.uc.edu>
1626         PR tree-opt/18040
1627         * expr.c (get_inner_reference): Remove NON_LVALUE_EXPR, NOP_EXPR,
1628         CONVERT_EXPR cases.
1629         (handled_component_p): Likewise.
1631 2004-12-12  Kazu Hirata  <kazu@cs.umass.edu>
1633         * reg-stack.c (convert_regs_2): Free stack.
1635         * tree-ssa-dom.c (thread_across_edge, dom_opt_finalize_block): Fix
1636         comment typos.
1638 2004-12-12  Daniel Berlin  <dberlin@dberlin.org>
1640         * tree-ssa-loop-ch.c (copy_loop_headers): Loop can be null.
1641         * tree-ssa-loop-im.c (determine_lsm): tree_root may not have a real
1642         inner loop.
1644 2004-12-12  Diego Novillo  <dnovillo@redhat.com>
1646         * tree-gimple.c (get_base_address): Update documentation.
1648 2004-12-12  Kazu Hirata  <kazu@cs.umass.edu>
1650         * lcm.c (optimize_mode_switching): Free ptr even when mode_set
1651         is NULL_RTX.
1653 2004-12-12  Roger Sayle  <roger@eyesopen.com>
1655         * reg-stack.c (change_stack): Avoid placing the new top-of-stack in
1656         its correct location during popping if we need to permute the stack
1657         afterwards.  Attempt to preserve the original stack ordering.
1659 2004-12-12  Kazu Hirata  <kazu@cs.umass.edu>
1661         * lcm.c (optimize_mode_switching): Free insert and delete in
1662         the "for" loop.
1664 2004-12-11  David Edelsohn  <edelsohn@gnu.org>
1665             Ulrich Weigand  <uweigand@de.ibm.com>
1667         PR target/18641
1668         * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Reload all
1669         constants into all register classes intersecting with FLOAT_REGS
1670         via memory.
1671         * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Same.
1672         * config/rs6000/rs6000.md (movdi_internal32): Ignore FPRs when
1673         choosing register preferences.
1674         (movdi_internal64): Same.
1676 2004-12-11  Kazu Hirata  <kazu@cs.umass.edu>
1678         * tree-into-ssa.c (rewrite_ssa_into_ssa): Free SSA_NAME_AUX
1679         before we release an SSA_NAME.
1681 2004-12-11  Roger Sayle  <roger@eyesopen.com>
1683         PR middle-end/18921
1684         * fold-const.c (fold_unwidened_comparison): Use omit_one_operand
1685         instead of constant_boolean_node as arg0 may have side-effects.
1687 2004-12-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1689         * pa-host.c (pa_gt_pch_use_address): Use lseek and read to copy PCH
1690         file to anonymous private map.
1692 2004-12-10  Roger Sayle  <roger@eyesopen.com>
1694         PR target/18002
1695         PR middle-end/18424
1696         * dojump.c (do_jump): When attempting to reverse the effects of
1697         fold_single_bit_test, we need to STRIP_NOPS and narrowing type
1698         conversions, and handle BIT_XOR_EXPR that's used to invert the
1699         sense of the single bit test.
1701 2004-12-10  Devang Patel  <dpatel@apple.com>
1703         PR 18732
1704         * gcc.c (main): Do not break out of loop when error is reported while
1705         processing one source file.
1707 2004-12-10  Diego Novillo  <dnovillo@redhat.com>
1709         * tree-into-ssa.c (REWRITE_THIS_STMT): Define.
1710         (mark_def_sites): Clear REWRITE_THIS_STMT for statements that
1711         don't need any operands rewritten.
1712         (rewrite_stmt): Ignore statements that don't need to be
1713         rewritten.
1714         (rewrite_operand): Validate that an existing SSA_NAME is
1715         identical to the current reaching definition of the operand.
1717 2004-12-10  Diego Novillo  <dnovillo@redhat.com>
1719         * tree-dfa.c (mark_call_clobbered_vars_to_rename): New function.
1720         * tree-vectorizer.c (vectorizable_load): Call it.
1721         * tree-flow.h (mark_call_clobbered_vars_to_rename): Declare.
1722         * tree-sra.c (mark_all_v_defs): Also mark VUSEs for renaming.
1724 2004-12-10  Kazu Hirata  <kazu@cs.umass.edu>
1726         * regmove.c (combine_stack_adjustments_for_block): Free
1727         memlist if it hasn't been freed.
1729 2004-12-10  Ziemowit Laski  <zlaski@apple.com>
1731         * c-typeck.c (lookup_field): Check if a TYPE_LANG_SPECIFIC
1732         pointer field is set before dereferencing it.
1734 2004-12-10  Andrew Pinski  <pinskia@physics.uc.edu>
1736         PR middle-end/18903
1737         * tree-cfg.c (remove_bb): Put the moved label at the beginning
1738         of the basic block.
1740 2004-12-10  Kazu Hirata  <kazu@cs.umass.edu>
1742         * tree-data-ref.c (free_data_refs): Free each data_reference
1743         object.
1745         * tree-ssa-dom.c (thread_across_edge): Speed up by avoiding a
1746         call to is_gimple_min_invariant if we know the result.
1748 2004-12-10  Jeff Law  <law@redhat.com>
1750         * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
1751         redundant test of v_ann->mem_tag_kind.
1753         * tree-ssa-operands.c (get_indirect_ref_operands): Remove
1754         redundant conditional clearing opf_kill_def.
1756 2004-12-10  Richard Sandiford  <rsandifo@redhat.com>
1758         * config/frv/frv-modes.def: Fix comment typos.
1759         (CC_NZ): Define new mode.
1760         * config/frv/frv-protos.h (frv_select_cc_mode): Declare.
1761         (condexec_intop_cmp_operator): Delete.
1762         * config/frv/frv.c (comparison_string): New function.
1763         (frv_print_operand): Use it to handle 'c' and 'C'.
1764         (relational_operator): Redefine in terms of integer_relational_operator
1765         and float_relational_operator.
1766         (signed_relational_operator, unsigned_relational_operator): Delete.
1767         (integer_relational_operator): New predicate, combining the above.
1768         Check the mode of the first operand but leave frv.md to check the rest.
1769         (float_relational_operator): Just check the mode of the first operand
1770         and leave frv.md to check the rest.
1771         (intop_compare_operator): Assume the result is compared with zero
1772         in mode CC_NZmode.  Allow PLUS and MINUS.  Leave frv.md to check
1773         the operand predicates.
1774         (condexec_intop_cmp_operator): Delete.
1775         (frv_ifcvt_modify_tests, frv_ifcvt_modify_multiple_tests)
1776         (frv_hard_regno_mode_ok): Handle CC_NZmode.
1777         (frv_select_cc_mode): New function.
1778         * config/frv/frv.h (SELECT_CC_MODE): Use frv_select_cc_mode.
1779         (REVERSIBLE_CC_MODE): Include CC_NZmode.
1780         (PREDICATE_CODES): Replace entries for signed_relational_operand and
1781         unsigned_relational_operator with one for integer_relational_operator.
1782         Delete entry for condexec_intop_cmp_operator.
1783         * config/frv/frv.md (movcc_nz, *internal_movcc_nz, reload_incc_nz)
1784         (reload_outcc_nz, *cmpsi_cc_nz, *cond_exec_cmpsi_cc_nz): New patterns.
1785         (*combo_intop_compare2, *combo_intop_compare4): Delete.
1786         (*combo_intop_compare1): Change mode to CC_NZ.
1787         (*combo_intop_compare2): Likewise.  Renamed from *combo_intop_compare3.
1788         (branch_{un,}signed_true, branch_{un,}signed_false)
1789         (*scc_{un,}signed, *scc_neg1_{un,}signed, *ck_{un,}signed)
1790         (*movqicc_internal1_{un,}signed, *movqicc_internal2_{un,}signed)
1791         (*movhicc_internal1_{un,}signed, *movhicc_internal2_{un,}signed)
1792         (*movsicc_internal1_{un,}signed, *movsicc_internal2_{un,}signed)
1793         (*movsfcc_has_fprs_{un,}signed, *movsfcc_no_fprs_{un,}signed)
1794         (*return_{unsigned_,}true, *return_{unsigned_,}false): Merge these
1795         pattern pairs.  Use integer_relational_operator.  Remove mode from
1796         icc_operand.
1798 2004-12-10  Mark Dettinger  <dettinge@de.ibm.com>
1800         * config/s390/s390.c (struct processor_costs): New fields ml,
1801         sqdbr, sqebr.
1802         (s390_rtx_costs): Added the missing handling of multiply & add,
1803         square root, and umulsidi.
1805 2004-12-10  Kazu Hirata  <kazu@cs.umass.edu>
1807         * expmed.c (synth_mult): Initialize new_limit.latency before
1808         making a recursive call.
1810 2004-12-10  Nick Clifton  <nickc@redhat.com>
1812         * config/mn10300/mn10300.c (legitimate_address_p): Reject address
1813         whose index is itself the sum of two other parts.
1815 2004-12-10  Alan Modra  <amodra@bigpond.net.au>
1817         * config/t-slibgcc-sld (SHLIB_LINK): Correct symlink.
1819 2004-12-10  Uros Bizjak  <uros@kss-loka.si>
1821         * config/i386/i386.md (*cmpfp_sf): Change type attribute to "multi".
1823 2004-12-09  Richard Henderson  <rth@redhat.com>
1825         PR c/18282
1826         * attribs.c (decl_attributes): Use relayout_decl.
1827         * c-common.c (handle_mode_attribute): Copy all relevant type
1828         parameters from the new underlying integral type.
1830 2004-12-09  Richard Henderson  <rth@redhat.com>
1832         * c-common.c (shorten_compare): Don't special-case min/maxval
1833         for C enumerations.
1835 2004-12-09  Richard Sandiford  <rsandifo@redhat.com>
1837         * simplify-rtx.c (simplify_subreg): In the CONCAT case, check whether
1838         the request subreg is entirely contained in the requested component.
1839         (simplify_gen_subreg): Return null for CONCATs that are rejected
1840         by simplify_subreg.
1841         * expmed.c (store_bit_field): Create a temporary when changing the
1842         value to an integer mode.
1844 2004-12-09  David Edelsohn  <edelsohn@gnu.org>
1846         * real.c (ibm_extended): Correct comment.
1848 2004-12-09  Stan Shebs  <shebs@apple.com>
1850         * config/rs6000/darwin-asm.h: New file, 32/64-bit assembly macros
1851         formerly in darwin-tramp.asm.
1852         * config/rs6000/darwin-tramp.asm: Include darwin-asm.h.
1853         * config/rs6000/darwin-fpsave.asm: Use 32/64-bit macros.
1854         * config/rs6000/t-darwin: Add dependencies.
1856 2004-12-09  Richard Henderson  <rth@redhat.com>
1858         PR target/17025
1859         * config/i386/i386.md (testqi_1_maybe_si, andqi_2_maybe_si): New.
1860         (test_qi_1, andqi_2): Do not promote to simode.
1862 2004-12-09  Andrew Pinski  <pinskia@physics.uc.edu>
1864         PR tree-opt/18904
1865         * tree-chrec.c (chrec_convert): Use fold_convert
1866         instead of convert.
1868 2004-12-09  Matt Rice  <ratmice@yahoo.com>
1870         PR preprocessor/18102
1871         * c-incpath.c (remove_duplicates): Check for construct
1872         equality.
1874 2004-12-09  Dorit Naishlos  <dorit@il.ibm.com>
1876         * genopinit.c (vec_realign_store_optab): Initialization removed.
1877         * optabs.c (optab_for_tree_code): REALIGN_STORE_EXPR case removed.
1878         * optabs.h (optab_index): OTI_vec_realign_store Removed.
1879         (vec_realign_store_optab): Removed.
1880         * target-def.h (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Removed.
1881         * target.h (builtin_mask_for_store): Removed.
1882         * tree.def (REALIGN_STORE_EXPR): Removed.
1883         * config/rs6000/rs6000.c (rs6000_builtin_mask_for_store): Removed.
1884         (altivec_builtin_mask_for_store): Removed.
1885         (altivec_init_builtins): Removed initialization of
1886         altivec_builtin_mask_for_store.
1888         * doc/tm.texi (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
1889         (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): New.
1891 2004-12-09  Nathan Sidwell  <nathan@codesourcery.com>
1893         * doc/c-tree.texi (CONSTRUCTOR): Mention RANGE_EXPRs.
1895         * tree.def (SET_TYPE): Remove.
1896         (CONSTRUCTOR): Update description.
1897         * builtins.c (type_to_class) Remove SET_TYPE case.
1898         * dbxout.c (dbxout_type): Likewise.
1899         * dwarf2out.c (is_base_type): Likewise.
1900         (gen_set_type_die): Remove.
1901         (gen_type_die): Remove SET_TYPE case.
1902         * expr.c (count_type_elements): Likewise.
1903         (mostly_zeroes_p): Likewise.
1904         (store_constructor): Likewise.
1905         * print_tree.c (print_node): Likewise.
1906         * stor-layout.c (layout_type): Likewise.
1907         * tree-browser.c (browse_tree): Likewise.
1908         * tree-inline.c (remap_type): Likewise.
1909         * tree-pretty-print.c (dump_generic_node): Likewise.
1910         * tree.c (type_contains_plaeholder_1, type_hash_eq,
1911         variably_modified_type_p, initializer_zerop): Likewise.
1912         * tree.h (SET_OR_ARRAY_CHECK): Remove.
1913         (AGGREGATE_TYPE_P): Remove SET_TYPE check.
1914         (TYPE_DOMAIN): Use ARRAY_TYPE_CHECK.
1915         * typeclass.h (enum type_class): Remove set_type_class.
1916         * varasm.c (const_hash_1): Remove SET_TYPE case.
1917         (compare_constant, copy_constant, output_constant): Likewise.
1918         * config/i386/i386.c (classify_argument): Likewise.
1919         * config/ia64/ia64.c (hfa_element_mode): Likewise.
1920         * config/sparc/sparc.c (sparc_type_code): Likewise.
1922         PR c++/16681
1923         * tree-inline.c (estimate_num_insns_1): Add RANGE_EXPR case.
1925 2004-12-08  Richard Henderson  <rth@redhat.com>
1927         * config/i386/i386.md: Use FLAGS_REG everywhere.
1929 2004-12-08  Eric Christopher  <echristo@redhat.com>
1931         * config/mips/mips.c (mips_scalar_mode_supported_p): Rewrite
1932         to avoid call to default function.
1934 2004-12-08  Zack Weinberg  <zack@codesourcery.com>
1936         PR 17982
1937         * varasm.c (pending_assemble_externals): New static.
1938         (assemble_external_real): Meat of assemble_external split out
1939         to this new function.
1940         (process_pending_assemble_externals): New function.
1941         (assemble_external): Use gcc_assert.  If flag_unit_at_a_time
1942         is true and the basic test passes, merely cons the decl onto
1943         the pending list to be handled later.
1944         * tree.h: Declare process_pending_assemble_externals.
1945         * cgraphunit.c (cgraph_optimize): Call it.
1947         * config/h8300/h8300.h: Do not define ASM_OUTPUT_EXTERNAL.
1949 2004-12-08  Kazu Hirata  <kazu@cs.umass.edu>
1951         * cfgloopmanip.c (create_preheader): Speed up by "unrolling"
1952         and simplifying FOR_EACH_EDGE.
1954 2004-12-08  Richard Sandiford  <rsandifo@redhat.com>
1956         * config/frv/frv.c (frv_sort_insn_group): Always initialize
1957         packet_group->nop.
1959 2004-12-08  Nathan Sidwell  <nathan@codesourcery.com>
1961         PR c++/18672
1962         * gimplify.c (canonicalize_addr_expr): Cope with array of
1963         incomplete type.
1964         (gimplify_conversion): Remove redundant checks.
1966         * doc/trouble.texi (Non-bugs): Clarify empty loop removal.
1968 2004-12-08  Uros Bizjak  <uros@kss-loka.si>
1970         * config/i386/i386.c (output_387_binary_op,
1971         ix86_prepare_fp_compare_args): Fix is_sse condition.
1973 2004-12-07  Uros Bizjak  <uros@kss-loka.si>
1975         * config/i386/i386-protos.h (ix86_split_fp_branch): New rtx
1976         argument.
1978         * config/i386/i386.c (output_fp_compare): Fix is_sse condition.
1979         Use EFLAGS_P only when fcomi insn should be used. Fix handling
1980         of eflags_p variable. Change alt table accordingly. For non-fcomi
1981         compare insn always use trailing fnstsw insn. Fix intmode
1982         calculation for ficom insn.
1983         (ix86_split_fp_branch): Add "rtx pushed" as new parameter. Call
1984         ix86_free_from_memory when "pushed" is specified.
1985         (ix86_expand_branch): Change call to ix86_split_fp_branch.
1987         * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, *cmpfp_0_xf):
1988         Change eflags_p parameter in call to output_fp_compare.
1989         (*cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf): Remove.
1990         (*cmpfp_2_sf_1, *cmpfp_2_df_1, *cmpfp_2_xf_1): Rename to
1991         *cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf.  Change eflags_p
1992         parameter in call to output_fp_compare.
1993         (*cmpfp_2_u): Remove.
1994         (*cmpfp_2_u_1): Rename to *cmpfp_2_u. Change eflags_p parameter
1995         in call to output_fp_compare.
1996         (*ficom_1): Remove insn definition and corresponding define_split.
1997         (*cmpfp_si): New insn definition.
1998         (*fp_jcc_8): New insn definition. Add new splitters for
1999         "memory_operand" and "register_operand".
2000         (define_split): Add new parameter in call to ix86_split_fp_branch.
2002         config/i386/predicates.md (float_operator): New predicate.
2004 2004-12-08  Kazu Hirata  <kazu@cs.umass.edu>
2006         * c-common.c (verify_tree): Don't check code length if we know
2007         we are handling tcc_unary.
2008         * print_tree.c (print_node): Remove code to handle RTL
2009         appearing as a part of a tree node.
2010         * tree-gimple.c (recalculate_side_effects): Rename fro as len.
2011         * tree.c (build1_stat): Don't check TREE_CODE_LENGTH.
2012         (PROCESS_ARG): Don't refer to fro.
2013         (build2_stat, build3_stat, build4_stat): Don't compute fro.
2015 2004-12-07  Roger Sayle  <roger@eyesopen.com>
2017         PR middle-end/18293
2018         * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Move definition earlier.
2019         (expand_mult): Special case powers of two to avoid synth_mult.
2020         * loop.c (product_cheap_p): Handle case where expand_mult does
2021         require/generate any instructions (i.e. multiplication by zero).
2023 2004-12-07  Richard Henderson  <rth@redhat.com>
2025         * tree-pretty-print.c (dump_array_domain): Split out from
2026         dump_generic_node; fix off-by-one error on zero-based array bounds.
2027         (dump_generic_node): Use it.
2028         (print_declaration): Likewise.
2030 2004-12-08  Richard Guenther <richard.guenther@uni-tuebingen.de>
2032         * doc/invoke.texi: Adjust default values for
2033         large-function-growth and inline-unit-growth to match
2034         params.def.  Clarify used algorithm.
2036 2004-12-07  David Mosberger  <davidm@hpl.hp.com>
2038         PR target/18443
2039         * config/ia64/ia64.c (ia64_assemble_integer): Add support for
2040         emitting unaligned pointer-sized integers.
2042 2004-12-07  Steven Bosscher  <stevenb@suse.de>
2044         PR c/18867
2045         * c-typeck.c (c_start_case): Set orig_type to error_mark_node
2046         when the type of the controlling expression is not a valid type.
2048 2004-12-07  Steven Bosscher  <stevenb@suse.de>
2050         PR tree-optimization/17340
2051         * tree-ssa-pre.c (compute_antic): Fix comment.
2052         (compute_avail): Do not recurse, instead do a DFS using a stack
2053         and a loop.
2054         (execute_pre): Adjust.
2056 2004-12-07  Ziemowit Laski  <zlaski@apple.com>
2058         * c-tree.h (struct lang_type): Rename 'objc_protocols' field
2059         to 'objc_info'.
2061 2004-12-07  Eric Christopher  <echristo@redhat.com>
2063         PR target/16317
2064         * config/netbsd.h (NO_IMPLICIT_EXTERN_C): Define.
2066 2004-12-07  Eric Christopher  <echristo@redhat.com>
2068         * config/mips/mips-protos.h (mips_valid_pointer_mode): Move
2069         prototype...
2070         * config/mips/mips.c: ... here. Make static.
2072 2004-12-07  Eric Christopher  <echristo@redhat.com>
2074         PR target/18442
2075         * config/mips/mips.c (mips_vector_mode_supported_p): New function.
2076         (TARGET_SCALAR_MODE_SUPPORTED_P): Define to above.
2078 2004-12-07  Kazu Hirata  <kazu@cs.umass.edu>
2080         * c-common.c, expr.c, fold-const.c, print-tree.c,
2081         tree-gimple.c, tree-inline.c, tree-pretty-print.c,
2082         tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c: Replace uses of
2083         first_rtl_op with TREE_CODE_LENGTH.
2084         * tree.c (first_rtl_op): Remove.
2085         Replace uses of first_rtl_op with TREE_CODE_LENGTH.
2086         * tree.h: Remove the prototype for first_rtl_op.
2088 2004-12-07  David Edelsohn  <edelsohn@gnu.org>
2090         * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
2091         Revert 2004-12-01 change.
2093 2004-12-06  Ziemowit Laski  <zlaski@apple.com>
2095         * c-tree.h (struct lang_type): Add 'objc_protocols' field.
2097 2004-12-06  DJ Delorie  <dj@redhat.com>
2099         * reload.c (find_valid_class): Fix logic to test inner mode as well.
2100         (push_reload): Pass inner mode.
2102 2004-12-06  Eric Christopher  <echristo@redhat.com>
2104         * doc/tm.texi (TARGET_VALID_POINTER_MODE): Document.
2106 2004-12-06  Aldy Hernandez  <aldyh@redhat.com>
2108         * config/rs6000/sysv4.h: Define RELOCATABLE_NEEDS_FIXUP to 1.
2110 2004-12-06  Zdenek Dvorak  <dvorakz@suse.cz>
2111             Kazu Hirata  <kazu@cs.umass.edu>
2113         PR tree-optimization/18601
2114         * tree-cfg.c (thread_jumps, thread_jumps_from_bb): Removed.
2115         (tree_forwarder_block_p): Do not consider blocks that are its own
2116         successors forwarders.
2117         (cleanup_forwarder_blocks, remove_forwarder_block): New functions.
2118         (cleanup_tree_cfg): Use cleanup_forwarder_blocks instead of
2119         thread_jumps.
2120         * tree-flow.h (bb_ann_d): Remove forwardable.
2122 2004-12-06  Kazu Hirata  <kazu@cs.umass.edu>
2124         * expr.c (expand_expr_real_1): Remove an "if" whose condition
2125         is always false.
2127 2004-12-06  Roger Sayle  <roger@eyesopen.com>
2129         * c-gimplify.c (gimplify_c_loop): Improve initial implementations
2130         for loops whose conditions are known at compile-time.
2131         * gimplify.c (append_to_statement_list_1): Remove side_effects
2132         parameter, this function should never be called if its false.
2133         (append_to_statement_list): Only call append_to_statement_list_1
2134         if t is non-NULL tree with side-effects.
2135         (append_to_statement_list_force):  Likewise, if t is not NULL.
2137 2004-12-06  J"orn Rennecke <joern.rennecke@st.com>
2139         * bt-load.c (btr_def_s): New member own_end;
2140         (add_btr_to_live_range): Add second parameter.  Changed caller.
2141         (clear_btr_from_live_range): Clear btrs_live_at_end bit
2142         for the register its definition basic block if own_end is set.
2143         (augment_live_range): Also take btrs_live_at_end into account.
2144         (combine_btr_defs): Don't bother with
2145         other_def->other_btr_uses_after_use if it pertains to a different
2146         register.
2147         (move_btr_def): Set def->other_btr_uses_before_def after
2148         calling combine_btr_defs."
2150         * bt-load.c (augment_live_range): New argument full_range.
2151         Changed all callers.
2153         * bt-load.c (move_tr_def): Set other_tr_uses_before_def
2154         taking new btr assignment into account.
2156 2004-12-05  Daniel Berlin <dberlin@dberlin.org>
2158         * tree-ssa-alias.c (create_global_var): Use void_type_node,
2159         not size_type_node.
2161 2004-12-05  Kazu Hirata  <kazu@cs.umass.edu>
2163         * expr.c (expand_expr_real_1): Abort on COND_EXPR of
2164         VOID_TYPE.
2166 2004-12-05  Richard Henderson  <rth@redhat.com>
2168         PR target/18841
2169         * config/alpha/alpha.md (UNSPECV_SETJMPR_ER): New.
2170         (builtin_setjmp_receiver_er_sl_1): Use it.
2171         (builtin_setjmp_receiver_er_1): Likewise.
2172         (builtin_setjmp_receiver_er, exception_receiver_er): Remove.
2173         (builtin_setjmp_receiver): Don't split for explicit relocs until
2174         after reload.
2175         (exception_receiver): Likewise.
2177 2004-12-05  Andrew Pinski  <pinskia@physics.uc.edu>
2179         * mklibgcc.in (vis_hide): Add the prototype for the test.
2181 2004-12-05  Roger Sayle  <roger@eyesopen.com>
2183         * c-typeck.c (c_finish_loop): Improve initial implementations
2184         for loops whose conditions are known at compile-time.
2186 2004-12-05  Kazu Hirata  <kazu@cs.umass.edu>
2188         * builtins.c: Fix comment typos.
2190 2004-12-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2192         PR middle-end/18730
2193         * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): When
2194         the first/last insn is a sequence, return the first/last insn of the
2195         sequence.
2197         PR bootstrap/18804
2198         * mklibgcc.in (vis_hide): Use implementation instead of declaration
2199         for test function.
2201 2004-12-04  Richard Henderson  <rth@redhat.com>
2203         * config/alpha/alpha.c (alpha_expand_unaligned_load): Don't forget to
2204         use ofs in BWX two byte special case.
2205         (alpha_expand_unaligned_store): Likewise.
2207 2004-12-04  Kazu Hirata  <kazu@cs.umass.edu>
2209         * gcse.c (gcse_main): Add a comment.
2211 2004-12-04  Andrew  Pinski  <pinskia@physics.uc.edu>
2213         PR middle-end/17909
2214         * builtins.c (fold_builtin_next_arg): Export and return true
2215         when there is a warning or an error.
2216         (expand_builtin_va_start): When fold_builtin_next_arg returns true,
2217         return const0_rtx.
2218         (expand_builtin): Likewise.
2219         * gimplify.c (gimplify_call_expr): Error out if there is not
2220         enough arguments to va_start. Call fold_builtin_next_arg also
2221         on the second argument.
2222         * tree.h (fold_builtin_next_arg): Prototype.
2224 2004-12-04  Alan Modra  <amodra@bigpond.net.au>
2226         * mklibgcc.in: Build shared libgcc and shared libunwind in gcc/.
2227         Don't subst shlib_dir for SHLIB_LINK, SHLIBUNWIND_LINK,
2228         SHLIB_INSTALL, and SHLIBUNWIND_INSTALL.
2229         * config/i386/t-nwld (SHLIB_NAME): Use shlib_base_name in place of
2230         shlib_dir and shlib_so_name.
2231         * config/mips/t-slibgcc-irix (SHLIB_NAME): Likewise.
2232         * config/t-libunwind-elf (SHLIB_NAME): Likewise.
2233         * config/t-slibgcc-darwin (SHLIB_NAME): Likewise.
2234         * config/t-slibgcc-elf-ver (SHLIB_NAME): Likewise.
2235         * config/t-slibgcc-sld (SHLIB_NAME): Likewise.
2236         (SHLIB_LINK): Don't use shlib_dir when creating symlink.
2238 2004-12-03  Roger Sayle  <roger@eyesopen.com>
2240         * doc/tm.texi (TARGET_DELEGITIMIZE_ADDRESS): Document target hook.
2242 2004-12-03  Richard Henderson  <rth@redhat.com>
2244         * alias.c (component_uses_parent_alias_set): Rename from
2245         can_address_p.  Return bool.  Reverse the sense of the result.
2246         Reinstate the check for alias set zero.
2247         (get_alias_set): Update to match.
2248         * alias.h (component_uses_parent_alias_set): Likewise.
2249         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2250         * expr.c (expand_assignment): Likewise.
2251         * expr.h: Remove commented out prototypes that were moved to alias.h.
2253 2004-12-03  Richard Henderson  <rth@redhat.com>
2255         * doc/tm.texi (TARGET_BUILD_BUILTIN_VA_LIST): New.
2256         (TARGET_CANNOT_FORCE_CONST_MEM): New.
2258 2004-12-04  Alan Modra  <amodra@bigpond.net.au>
2260         PR middle end/18718
2261         * sched-rgn.c (schedule_region): Don't assume REG_SAVE_NOTEs are
2262         in pairs.
2263         * sched-ebb.c (schedule_ebb): Likewise.
2265 2004-12-03  Andreas Schwab  <schwab@suse.de>
2267         * Makefile.in (HOSTHOOKS_DEF_H): Define.
2268         (ggc-common.o): Depend on $(HOSTHOOKS_DEF_H).
2269         (host-default.o): Likewise.
2271 2004-12-03  Eric Christopher  <echristo@redhat.com>
2273         * config/stormy16/stormy16.md (pushqi, popqi, pushhi,
2274         pophi): Add number of arguments to name so that the
2275         pattern is recognized as a named pattern.
2277 2004-12-03  Janis Johnson  <janis187@us.ibm.com>
2279         * doc/extend.texi (AltiVec Builtins): Fix info about signedness.
2281 2004-12-03  Andreas Tobler  <a.tobler@schweiz.ch>
2283         * config/rs6000/rs6000.c (rs6000_override_options): Protect
2284         darwin_one_byte_bool with #if.
2286 2004-12-03  Paolo Bonzini  <bonzini@gnu.org>
2288         * doc/tm.texi (Misc): Document TARGET_FOLD_BUILTIN.
2290 2004-12-03  H.J. Lu  <hongjiu.lu@intel.com>
2292         * mklibgcc.in: Put back the default set of EXTRA_MULTILIB_PART.
2294 2004-12-03  Richard Sandiford  <rsandifo@redhat.com>
2296         * configure.ac: Move TL_AC_GCC_VERSION into initialization section.
2297         Set libstdcxx_incdir directly.
2298         * configure: Regenerate.
2300 2004-12-03  Kazu Hirata  <kazu@cs.umass.edu>
2302         * tree-ssa-dom.c (record_equivalences_from_phis): Remove an
2303         "if" whose condition is always true.
2305         * cfgrtl.c (rtl_verify_flow_info_1): Use JUMP_P instead of
2306         INSN_P.
2308 2004-12-02  Stan Shebs  <shebs@apple.com>
2310         * config/rs6000/rs6000.c (rs6000_override_options): Make 64-bit
2311         Darwin default to one-byte bools.
2313 2004-12-02  Richard Henderson  <rth@redhat.com>
2315         PR 18774
2316         * simplify-rtx.c (simplify_immed_subreg): Fail complex modes.
2318 2004-12-03  Ben Elliston  <bje@au.ibm.com>
2320         * doc/cfg.texi (Edges): Update. Document the edge_iterator data
2321         type and its methods.
2323 2004-12-02  Richard Henderson  <rth@redhat.com>
2325         * expr.c (write_complex_part): Use simplify_gen_subreg when the
2326         submode is at least as large as a word.
2327         (read_complex_part): Likewise.
2329 2004-12-02  H.J. Lu  <hongjiu.lu@intel.com>
2331         PR bootstrap/18532
2332         * mklibgcc.in: Build one set of EXTRA_MULTILIB_PARTS for
2333         multilib at a time. Don't build the default set. Don't add
2334         EXTRA_MULTILIB_PARTS to shared libunwind nor libgcc. Remove
2335         filter for shared libunwind and libgcc.
2337 2004-12-02  Roger Sayle  <roger@eyesopen.com>
2339         PR target/18759
2340         * config/i386/i386.c (override_options): If -fomit-frame-pointer has
2341         already been specified, ignore the -momit-leaf-frame-pointer option.
2343 2004-12-02  H.J. Lu  <hongjiu.lu@intel.com>
2345         * varasm.c (make_decl_rtl): Add the missing `;'.
2347 2004-12-02  Andrew Pinski  <pinskia@physics.uc.edu>
2349         * tree.c (is_attribute_p): Split out to ..
2350         (is_attribute_with_length_p): Here.  Use IDENTIFIER_LENGTH instead
2351         of strlen and compare the string lengths before calling strcmp.
2352         (lookup_attribute): Call is_attribute_with_length_p instead of
2353         is_attribute_p.
2355 2004-12-02  Devang Patel  <dpatel@apple.com>
2357         * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -gfull and -gused.
2358         * config/rs6000/darwin.h (CC1_SPEC): Do not handle -gfull and -gused.
2359         * config/i386/darwin.h (CC1_SPEC): Same.
2361 2004-12-02  Richard Henderson  <rth@redhat.com>
2363         * optabs.c (lowpart_subreg_maybe_copy): New.
2364         (expand_unop, expand_abs_nojump): Use it.
2366 2004-12-02  J"orn Rennecke <joern.rennecke@st.com>
2368         * sh.md (extv, extzv): Add pattern predicate.
2370 2004-12-02  Kazu Hirata  <kazu@cs.umass.edu>
2372         * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
2373         is not null.
2375         * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
2376         is not null.
2378         * tree-cfg.c (thread_jumps): Reduce the size of WORKLIST.
2380 2004-12-02  Jeff Law  <law@redhat.com>
2382         * tree-eh.c: Revert yesterday's change.
2384 2004-12-02  Andrew Pinski  <pinskia@physics.uc.edu>
2386         * varasm.c (decode_reg_name): Revert change to check for zero
2387         length strings.
2388         (make_decl_rtl): Make sure that we call decode_reg_name only
2389         when needed.
2391 2004-12-02  Dorit Naishlos  <dorit@il.ibm.com>
2393         PR tree-opt/18716
2394         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Properly set
2395         then and else labels.
2397 2004-12-02  Andreas Schwab  <schwab@suse.de>
2399         * Makefile.in (WERROR_FLAGS): Renamed from WERROR.
2400         (STRICT2_WARN): Use $(WERROR_FLAGS) instead of $(WERROR).
2401         (STAGE2_FLAGS_TO_PASS): Likewise.
2403         * config/i386/x-mingw32: Set WERROR_FLAGS instead of WERROR.
2405 2004-12-02  Richard Sandiford  <rsandifo@redhat.com>
2407         * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.  Remove
2408         now-redundant AC_SUBSTs.
2409         * aclocal.m4: Include ../config/gcc-version.m4.
2410         * configure: Regenerate.
2412 2004-12-02  Alan Modra  <amodra@bigpond.net.au>
2414         * config/rs6000/rs6000.c (rs6000_assemble_integer): Put back the
2415         #ifdef RELOCATABLE_NEEDS_FIXUP.
2417 2004-12-01  Roger Sayle  <roger@eyesopen.com>
2419         PR target/9908
2420         * config/i386/i386.md (*call_value_1, *sibcall_value_1): Correct
2421         Intel assembler syntax by using %A1 instead of %*%1.
2423 2004-12-01  Richard Henderson  <rth@redhat.com>
2425         * expr.c (expand_assignment): Handle CONCAT both as a final
2426         destination and as a middle point.
2428 2004-12-01  Jeff Law  <law@redhat.com>
2430         * tree-eh.c (save_eptr, save_filt): Now file scoped statics.
2431         (honor_protect_cleanup_actions): Only create save_eptr and
2432         save_filt if they do not already exist.
2433         (lower_eh_constructs): Wipe all knowledge of save_eptr and
2434         save_filt before returning.
2436 2004-12-02  Kazu Hirata  <kazu@cs.umass.edu>
2438         * tree-phinodes.c (remove_phi_arg_num): Fix a comment.
2440 2004-12-02  Alan Modra  <amodra@bigpond.net.au>
2442         PR target/16952
2443         * config/rs6000/rs6000.c (rs6000_assemble_integer): Replace
2444         #ifdef RELOCATABLE_NEEDS_FIXUP with if.
2445         * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Define in terms
2446         of target_flags_explicit.
2447         * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Ditto for biarch
2448         case.  Define as 0 for non-biarch.
2450 2004-12-01  Zack Weinberg  <zack@codesourcery.com>
2452         * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
2453         Change temporary file tag from a prefix to an infix.
2455 2004-12-02  Andreas Schwab  <schwab@suse.de>
2457         * gcc.c (struct option_map): Add entry for "--pass-exit-codes".
2459 2004-12-01  Andrew Pinski  <pinskia@physics.uc.edu>
2461         PR tree-opt/18763
2462         PR tree-opt/18746
2463         * tree-ssa-alias.c (init_alias_info): Get statement operands for all
2464         the statements if aliases_computed_p is true.
2466 2004-12-01  Mark Mitchell  <mark@codesourcery.com>
2468         * Makefile.in (WERROR): New variable.
2469         (STRICT2_WARN): Use it.
2470         (STAGE2_FLAGS_TO_PASS): Likewise.
2471         * config/i386/x-mingw32 (WERROR): Add -Wno-format.
2473 2004-12-01  Richard Henderson  <rth@redhat.com>
2475         * expr.c (get_inner_reference): Fix thinko in REAL/IMAGPART_EXPR
2476         offsetting.
2478 2004-12-01  Diego Novillo  <dnovillo@redhat.com>
2480         PR tree-optimization/18291
2481         * tree-ssa-copy.c (merge_alias_info): Fix merging of
2482         flow-sensitive alias information.  If the new pointer has no
2483         name tag, copy it from the original pointer.  Otherwise, make
2484         sure that the pointed-to sets have a common intersection.
2486 2004-12-01  Richard Henderson  <rth@redhat.com>
2488         PR rtl-opt/15289
2489         * emit-rtl.c (gen_complex_constant_part): Remove.
2490         (gen_realpart, gen_imagpart): Remove.
2491         * rtl.h (gen_realpart, gen_imagpart): Remove.
2492         * expmed.c (extract_bit_field): Remove CONCAT hack catering to
2493         gen_realpart/gen_imagpart.
2494         * expr.c (write_complex_part, read_complex_part): New.
2495         (emit_move_via_alt_mode, emit_move_via_integer, emit_move_resolve_push,
2496         emit_move_complex_push, emit_move_complex, emit_move_ccmode,
2497         emit_move_multi_word): Split out from ...
2498         (emit_move_insn_1): ... here.
2499         (expand_expr_real_1) <COMPLEX_EXPR>: Use write_complex_part.
2500         <REALPART_EXPR, IMAGPART_EXPR>: Use read_complex_part.
2501         * function.c (assign_parm_setup_reg): Hard-code transformations
2502         instead of using gen_realpart/gen_imagpart.
2504         * expr.c (optimize_bitfield_assignment_op): Split out from ...
2505         (expand_assignment): ... here.  Use handled_component_p to gate
2506         get_inner_reference code.  Simplify MEM handling.  Special case
2507         CONCAT destinations.
2509         * expmed.c (store_bit_field): Use simplify_gen_subreg instead
2510         of gen_rtx_SUBREG directly.
2512 2004-12-01  David Edelsohn  <edelsohn@gnu.org>
2513             Nathan Sidwell  <nathan@codesourcery.com>
2515         PR target/17107
2516         * config/rs6000/rs6000.md (sge): Enable for non-TARGET_POWER.
2517         (sgt): Same.
2518         (sle): Same.
2519         (slt): Same.
2521 2004-12-01  Nathan Sidwell  <nathan@codesourcery.com>
2523         PR middle-end/18667
2524         * params.c (set_param_value): Add range check.
2525         * params.def: Add min and max values. Reformat long strings.
2526         * params.h (struct param_info): Add min and max fields.
2527         (enum compiler_param): Adjust DEFPARAM.
2528         * toplev.c (lang_independent_params): Likewise.
2530 2004-12-01  Alan Modra  <amodra@bigpond.net.au>
2532         PR target/12817
2533         * config/rs6000/rs6000.c (rs6000_emit_prologue): Use r0 for vrsave.
2535 2004-12-01  Joseph S. Myers  <joseph@codesourcery.com>
2537         * doc/standards.texi: Update for C99 TC2.
2539 2004-11-30  Jeff Law  <law@redhat.com>
2541         * sbitmap.c (sbitmap_any_common_bits): New function.
2542         * sbitmap.h (sbitmap_any_common_bits): Prototype.
2543         * modulo-sched.c (sms_schedule_by_order): Use sbitmap_any_common_bits
2544         No longer allocate/free "psp", "pss" sbitmaps.
2545         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Similarly for
2546         the "res" sbitmap.
2547         (group_aliases): Similarly.
2549 2004-11-30  Nathan Sidwell  <nathan@codesourcery.com>
2551         * tree-vectorizer.c (vect_analyze_data_refs): Reformat and avoid
2552         uninitialized variable.
2554 2004-11-30  Eric Christopher  <echristo@redhat.com>
2556         * fold-const.c (fold_widened_comparison): Make sure that we're
2557         passing an INTEGER_TYPE to int_fits_type_p.
2558         (fold): Clean up comment.
2560 2004-11-30  Zack Weinberg  <zack@codesourcery.com>
2562         * mklibgcc.in: Correct calculation of libgcc_s_soname and
2563         libunwind_soname.  Use $out, not $outS, in commands for
2564         no-shared-library case.  Move EXTRA_MULTILIB_PARTS rules above
2565         library build rules, make $libunwind_so and $libgcc_s_so
2566         depend on them in the normal fashion, and filter those objects
2567         out of @shlib_objs@.
2569 2004-11-30  Janis Johnson  <janis187@us.ibm.com>
2571         * config/rs6000/altivec.h (vec_step_help): Support const vector types.
2573 2004-11-30  Andrew Pinski  <pinskia@physics.uc.edu>
2575         PR tree-opt/18298
2576         * tree-optimize.c (init_tree_optimization_passes): Add a may_alias
2577         pass right after fold builtins.
2579 2004-11-30  Andreas Krebbel  <krebbel1@de.ibm.com>
2581         * config/s390/s390-modes.def: Added cc modes documentation.
2582         * config/s390/s390.c: (s390_tm_ccmode, s390_select_ccmode,
2583         s390_expand_addcc): Added cc mode comments.
2584         * config/s390/s390.md: Removed old cc mode documentation.
2586 2004-11-30  Mark Dettinger  <dettinge@de.ibm.com>
2588         * config/s390/s390.c (struct processor_costs): New data type.
2589         (s390_cost, z900_cost, z990_cost): New global variables.
2590         (override_options): Initialize s390_cost.
2591         (s390_rtx_costs): Reimplement.
2593 2004-11-29  Daniel Berlin  <dberlin@dberlin.org>
2595         Fix PR tree-optimization/18673
2597         * tree-ssa-pre.c: Remove splay-tree.h include.
2598         (bitmap_value_replace_in_set): Fix to add if it does not exist.
2599         (find_or_generate_expression): Remove now-wrong condition.
2600         (create_expression_by_pieces): Fix condition and comment reason
2601         for it.
2602         (insert_aux): Fix condition and comment reasons for it.
2603         Factor insertion code from here.
2604         (insert_into_preds_of_block): To here.  Fix conditions in factored
2605         function and comment reasons for them.
2607 2004-11-30  Ira Rosen  <irar@il.ibm.com>
2609         PR tree-opt/18607
2610         * tree-vectorizer.c (vect_analyze_data_refs): Use temporary
2611         variable for data_reference when looking for memtag.
2613 2004-11-30  Jakub Jelinek  <jakub@redhat.com>
2615         * c-opts.c (check_deps_environment_vars): If spec != NULL, set
2616         deps_seen.
2618 2004-11-30  Dorit Naishlos  <dorit@il.ibm.com>
2620         * tree-vectorizer.c (vect_gen_niters_for_prolog_loop): Use
2621         tree_low_cst instead of TREE_INT_CST_LOW.
2623 2004-11-30  Dorit Naishlos  <dorit@il.ibm.com>
2625         PR target/18173
2626         * tree-vectorizer.c (vect_can_force_dr_alignment_p): Return false for
2627         decls that are assembled before vectorization takes place.
2628         (vect_compute_data_ref_alignment): Set DECL_USER_ALIGN to 1.
2630 2004-11-30  Ulrich Weigand  <uweigand@de.ibm.com>
2632         * passes.c (rest_of_handle_old_regalloc): Delete unreachable blocks
2633         if local_alloc modified jumps.
2635 2004-11-30  Alan Modra  <amodra@bigpond.net.au>
2637         * varasm.c (default_encode_section_info): Don't set SYMBOL_FLAG_SMALL
2638         on TLS symbols.
2639         * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Remove TLS
2640         check.
2642 2004-11-30  Zack Weinberg  <zack@codesourcery.com>
2644         * gthr-gnat.c, gthr-gnat.h, gthr.h, libgcc2.h, unwind-dw2-fde.h
2645         * unwind.h: Surround all visibility pragmas with #ifndef HIDE_EXPORTS.
2647         * mklibgcc.in: Drastic restructure for comprehensibility.
2648         Remove the old hidden-directive hack.
2649         Eliminate support for .txt files in LIB2ADD etc (never used).
2650         Eliminate support for assembly source files in LIB2ADDEH* and
2651         LIBUNWIND (also never used).
2652         Build up dependency lists for libraries incrementally.
2653         If we have SHLIB_LINK, compile each file twice, once for the
2654         static and once for the shared library; also probe for
2655         -fvisibility=hidden in the generated libgcc.mk.  If found,
2656         pass that and -DHIDE_EXPORTS to the compilation of every C
2657         source file going into the static library.  If found, generate
2658         hidden-directive lists for every assembly source file going
2659         into the static library, but incorporate them with -include
2660         instead of ld -r.
2661         Write comments into generated libgcc.mk to facilitate debugging.
2662         * Makefile.in: Pass ASM_HIDDEN_OP to mklibgcc.
2663         * config/t-slibgcc-darwin: Define ASM_HIDDEN_OP.
2665         * config/darwin.h (REAL_LIBGCC_SPEC): Put -lgcc back in
2666         -Zdynamiclib case.
2668 2004-11-29  Richard Henderson  <rth@redhat.com>
2670         * expr.c (get_inner_reference): Handle REAL/IMAGPART_EXPR.
2671         (handled_component_p): Likewise.
2672         * alias.c (can_address_p): Reformat and simplify.  Handle
2673         REAL/IMAGPART_EXPR.  Do not disable addressability based on
2674         alias set zero.
2675         * fold-const.c (build_fold_addr_expr_with_type): Remove duplicate
2676         check for REAL/IMAGPART_EXPR.
2677         * gimplify.c (gimplify_compound_lval): Likewise.
2678         * tree-cfg.c (verify_expr): Likewise.
2679         * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
2680         * tree-nested.c (build_addr, convert_nonlocal_reference): Likewise.
2681         (convert_local_reference): Likewise.
2682         * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Likewise.
2684 2004-11-30  Alan Modra  <amodra@bigpond.net.au>
2686         * expr.c (emit_group_load_1): Don't die on const_int orig_src.
2688 2004-11-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2690         PR pch/14940
2691         * config/pa/pa-host.c, config/pa/x-hpux, config/pa/x-linux: New files.
2692         * config.host (hppa*-*-hpux*, hppa*-*-linux): Define out_host_hook_obj
2693         and host_xmake_file using new host configuration files.
2695 2004-11-29  Roger Sayle  <roger@eyesopen.com>
2697         * reg-stack.c (change_stack): Improve algorithm used to pop regs
2698         off the stack to maximize ffreep usage and reduce fxch count.
2700 2004-11-30  James A. Morrison  <phython@gcc.gnu.org>
2702         PR middle-end/18596
2703         * c-decl.c (grokdeclarator): Reset DECL_INTIAL to error_mark_node
2704         on errors.
2706 2004-11-30  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2708         * expr.c (expand_expr_real_1, case NOP_EXPR): Properly handle
2709         REDUCE_BIT_FIELD by applying it to result, not input, of conversion.
2711 2004-11-30  Ben Elliston  <bje@au.ibm.com>
2713         * Makefile.in (REGS_H): Depend on $(BASIC_BLOCK_H).
2715 2004-11-29  Andrew Pinski  <pinskia@physics.uc.edu>
2717         PR c/18479
2718         * c-common.c (handle_visibility_attribute): When the type decl
2719         is really a identifier node, warn about being ignored and return.
2721 2004-11-29  Richard Henderson  <rth@redhat.com>
2723         * tree-cfg.c (tree_node_can_be_shared): Fix typo'd error_mark_node.
2725 2004-11-29  Steven Bosscher  <stevenb@suse.de>
2727         * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge):
2728         Remove CASE_DROPS_THROUGH checks, it is never defined.
2729         * cfglyout.c (fixup_reorder_chain): Likewise.
2730         * cfgrtl.c (rtl_verify_flow_info): Likewise.
2731         * stmt.c (expand_case): Likewise.
2732         * cfgbuild.c (make_edges): Likewise.  Also remove force_fallthru,
2733         it is now always 0.
2734         * system.h (CASE_DROPS_THROUGH): Poison.
2735         * doc/md.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
2736         * doc/tm.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
2738         * config/v850/v850.h: Remove commented out CASE_DROPS_THROUGH.
2740 2004-11-29  Andrew Pinski  <pinskia@physics.uc.edu>
2742         PR middle-end/18725
2743         * tree-cfg.c (tree_node_can_be_shared): Error_mark_node can be
2744         shared always.
2746 2004-11-29  Diego Novillo  <dnovillo@redhat.com>
2748         PR tree-optimization/18712
2749         * tree-into-ssa.c (insert_phi_nodes_for): Pass argument
2750         WORK_STACK by reference.
2751         Call VEC_safe_push instead of VEC_quick_push.
2752         Update all users.
2754 2004-11-29  Daniel Jacobowitz  <dan@codesourcery.com>
2756         PR c/7544
2757         * Makefile.in (c-lang.o): Update dependencies.
2758         * c-lang.c: Include "c-pragma.h".
2759         (finish_file): Call maybe_apply_pending_pragma_weaks.
2760         * c-pragma.c (maybe_apply_pending_pragma_weaks): New function.
2761         * c-pragma.h (maybe_apply_pending_pragma_weaks): New prototype.
2763 2004-11-29  Richard Henderson  <rth@redhat.com>
2765         PR target/17224
2766         * config/ia64/predicates.md (sdata_symbolic_operand): Deny offsets
2767         outside the referenced object.
2769 2004-11-29  Kazu Hirata  <kazu@cs.umass.edu>
2771         * tree-if-conv.c (replace_phi_with_cond_modify_expr): Use
2772         EDGE_PRED instead of PHI_ARG_EDGE.
2773         * tree-ssa-live.c: Likewise.
2774         * tree-ssa-loop-manip.c: Likewise.
2775         * tree-ssa.c: Likewise.
2777         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Speed up by
2778         simplifying edge manipulation.
2780         * cfgrtl.c (rtl_tidy_fallthru_edge): Speed up by using
2781         EDGE_COUNT.
2783         * tree-cfg.c (tree_redirect_edge_and_branch): Call find_edge
2784         only when needed.
2786         * cfg.c (flow_obstack): Remove.
2787         (flow_firstobj): Likewise.
2788         (init_flow): Remove all uses of flow_obstack.
2790 2004-11-29  Alan Modra  <amodra@bigpond.net.au>
2792         * varasm.c (default_elf_select_section_1): Only pass DECL_P decl
2793         to named_section.
2795 2004-11-29  Nathan Sidwell  <nathan@codesourcery.com>
2797         * opts.c (decode_options): Do not set max-inline-insns-rtl.
2798         (common_handle_option): Likewise.
2799         * params.def (PARAM_MAX_INLINE_INSNS_RTL): Remove.
2800         * params.h (MAX_INLINE_INSNS_RTL): Remove.
2801         * doc/invoke.texi (max-inline-insns-rtl): Remove.
2803 2004-11-29  Alan Modra  <amodra@bigpond.net.au>
2805         PR target/9571
2806         * varasm.c (default_elf_select_section_1): Pass decl to named_section.
2808 2004-11-28  Andrew Pinski  <pinskia@physics.uc.edu>
2810         PR middle-end/18164
2811         * gimplify.c (gimplify_asm_expr): If the length of an output operand
2812         is zero, do not process it, just let it go through.
2814 2004-11-28  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2815             Diego Novillo  <dnovillo@redhat.com>
2817         PR/18662, also backported from tree-cleanup-branch.
2818         * tree-ssa-ccp.c (substitute_and_fold): If replaced anything,
2819         always call maybe_clean_eh_stmt and modify_stmt.
2821 2004-11-28  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2823         PR/18664
2824         * tree-ssa-operands.c (build_ssa_operands, case MODIFY_EXPR):
2825         Ignore a VIEW_CONVERT_EXPR on LHS when deciding if must or may def.
2826         * tree-ssa-ccp.c (visit_assignment): If LHS is a VIEW_CONVERT_EXPR,
2827         add an inverse VIEW_CONVERT_EXPR to const_val.
2829         PR/18657
2830         * tree-nested.c (check_for_nested_with_variably_modified): New.
2831         (create_nesting_tree): Call it.
2833         * tree-ssa-alias.c (compute_points_to_and_addr_escapes): Remove
2834         special code for assigning to non-pointer.
2835         (is_escape_site): If RHS is a conversion between pointer and integer
2836         types,  this is an escape site.
2838         * gcse.c (insert_store): Error if try to insert store on abnormal edge.
2839         (store_motion): Don't move store if any edge we'd want to move it
2840         to is abnormal.
2842         * expr.c (expand_expr_real_1, case ARRAY_REF): Properly fold with
2843         non-zero lower bound.
2845         * expr.c (categorize_ctor_elements_1, case STRING_CST): New case.
2847 2004-11-28  Matt Kraai  <kraai@alumni.cmu.edu>
2849         PR diagnostic/17594
2850         * opts.c (find_opt): Require that the input match a switch exactly
2851         or that the switch take a joined option to be interpreted as a
2852         match for another language.
2854 2004-11-28  Andrew Pinski  <pinskia@physics.uc.edu>
2856         * timevar.def (TV_TREE_REDPHI): New timevar.
2857         * tree-ssa.c (pass_redundant_phi): Use TV_TREE_REDPHI for the tv id.
2859 2004-11-28  Nathanael Nerode  <neroden@gcc.gnu.org>
2861         PR preprocessor/17651
2862         * c-opts.c (sanitize_cpp_opts): Make flag_no_output imply
2863         flag_no_line_commands.
2864         * c-ppoutput.c (pp_file_change): Remove now-redundant check of
2865         flag_no_output.
2867 2004-11-28  Theodore A. Roth  <troth@openavr.org>
2869         * config/avr/avr.c (avr_handle_fndecl_attribute): Generate a
2870         warning if the function name does not begin with "__vector" and the
2871         function has either the 'signal' or 'interrupt' attribute.
2873 2004-11-28  Theodore A. Roth  <troth@openavr.org>
2875         * config/avr/avr.c (avr_mcu_types): Add entries for atmega48,
2876         atmega88, atmega168, attiny13, attiny2313, at90can128, atmega165,
2877         atmega325, atmega3250, atmega645 and atmega6450.
2878         * config/avr/avr.h (LINK_SPEC): Ditto.
2879         (LIB_SPEC): Ditto.
2880         (LIBGCC_SPEC): Ditto.
2881         (CRT_BINUTILS_SPECS): Ditto.
2882         * config/avr/t-avr (MULTILIB_MATCHES): Ditto.
2884 2004-11-28  Nathanael Nerode  <neroden@gcc.gnu.org>
2886         PR preprocessor/17610
2887         * testsuite/gcc.dg/cpp/empty-include.c: New testcase.
2889 2004-11-28  Jeff Law  <law@redhat.com>
2891         * tree-ssa-alias.c (count_calls_and_maybe_create_global_var): New.
2892         (pass_maybe_create_global_var): New.
2893         * tree-pass.h (pass_maybe_create_global_var): Declare.
2894         * tree-optimize.c (init_tree_optimization_passes): Link in
2895         pass_maybe_create_global_var.
2897 2004-11-28  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2899         * tree-inline.c (inline_forbidden_p_1, case RECORD_TYPE): Add comment.
2901 2004-11-28  Ulrich Weigand  <uweigand@de.ibm.com>
2903         PR rtl-optimization/18420
2904         * simplify-rtx.c (simplify_gen_subreg): Revert 2004-10-28 change.
2906 2004-11-28  Steven Bosscher  <stevenb@suse.de>
2907             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2909         * config/vax/vax.h (CASE_DROPS_THROUGH): Don't define.
2910         * config/vax/vax.md (casesi): Emit a test-and-branch to make sure
2911         that the case is in range, to make sure the casesi insn is always
2912         in range and never falls through.
2913         (casesi1): Add comment to explain why casesi never falls through.
2914         Remove the unnamed special case casesi pattern.
2916 2004-11-28  Hans-Peter Nilsson  <hp@bitrange.com>
2918         PR target/18331
2919         * config/mmix/mmix.md ("*movdicc_real_reversible"): Rename from
2920         "*movdicc_real".  Only match reversible comparisons.
2921         ("*movdicc_real_nonreversible"): New pattern, split from
2922         "*movdicc_real".  Match only nonreversible comparisons.  Exclude
2923         reversed alternatives.
2924         ("*movdfcc_real_reversible", "*movdfcc_real_nonreversible"):
2925         Similar.
2927 2004-11-27  Richard Henderson  <rth@redhat.com>
2929         * config/ia64/ia64.md: Move all define_predicate's ...
2930         * config/ia64/predicates.md: ... here.  New file.
2932 2004-11-27  Per Bothner  <per@bothner.com>
2934         PR bootstrap/18142
2935         Re-applied following, with two modifications: add a URL for the
2936         fixed cctools; only exit if $build = $target.
2938         2004-10-18  Kelley Cook  <kcook@gcc.gnu.org>
2939         * configure.ac (powerpc-*-darwin*): Require assembler to support
2940         .machine directive.
2941         * configure: Regenerate.
2943 2004-11-28  David Edelsohn  <edelsohn@gnu.org>
2945         PR target/16800
2946         * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve accuracy of
2947         EQ, GTU, and LTU costs.  Add costs for GT, LT, and UNORDERED.
2948         Distinguish between SImode and DImode CONST_INT.
2950 2004-11-28  Andreas Fischer <a_fisch@gmx.de>
2951             Alan Modra  <amodra@bigpond.net.au>
2953         PR target/16343
2954         * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Disallow
2955         functions, strings and thread-local vars.
2957 2004-11-28  Alan Modra  <amodra@bigpond.net.au>
2959         * config/rs6000/rs6000.h (WORLD_SAVE_P): Define.
2960         * config/rs6000/darwin.h (WORLD_SAVE_P): Define.
2961         * config/rs6000/rs6000.c (compute_save_world_info): Use WORLD_SAVE_P
2962         to allow non-darwin ABIs to optimize away code.
2963         (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
2965 2004-11-27  Kazu Hirata  <kazu@cs.umass.edu>
2967         * tree.c (operand_equal_for_phi_arg_p): New.
2968         * tree.h: Add a prototype for operand_equal_for_phi_arg_p.
2969         * tree-cfg.c, tree-ssa-dom.c, tree-ssa-phiopt.c, tree-ssa.c:
2970         Replace operand_equal_p with operand_for_phi_arg_p
2971         appropriately.
2973         * bb-reorder.c (find_traces_1_round): Speed up by using
2974         EDGE_COUNT instead of FOR_EACH_EDGE.
2976         * fold-const.c, config/i386/linux64.h: Fix comment typos.
2978 2004-11-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2980         PR pch/14940
2981         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Revert 2004-11-22 change.
2983 2004-11-27  Kazu Hirata  <kazu@cs.umass.edu>
2985         * config/i386/linux.h: Fix a comment typo.
2986         * doc/extend.texi: Fix a typo.
2988 2004-11-27  Jeff Law  <law@redhat.com>
2990         * tree-cfg.c (cleanup_tree_cfg): Also return true if blocks
2991         are merged.
2993 2004-11-27  Jakub Jelinek  <jakub@redhat.com>
2995         * config/i386/linux64.h (REG_NAME): Define.
2997 2004-11-27  Jakub Jelinek  <jakub@redhat.com>
2999         * fold-const.c (extract_muldiv_1) <case ABS_EXPR>: If ctype is
3000         unsigned and type signed, build ABS_EXPR with signed_type (ctype)
3001         and only afterwards convert to ctype.
3003 2004-11-27  Richard Sandiford  <rsandifo@redhat.com>
3005         * config/mips/mips-protos.h (function_arg_boundary): Declare.
3006         * config/mips/mips.h (PARM_BOUNDARY): Simplify definition.
3007         (STACK_BOUNDARY, MIPS_STACK_ALIGN): Likewise.
3008         (FUNCTION_ARG_BOUNDARY): Use new function_arg_boundary function.
3009         * config/mips/mips.c (function_arg_boundary): New function.
3010         Impose a maximum alignment of STACK_BOUNDARY.
3012 2004-11-27  Jakub Jelinek  <jakub@redhat.com>
3014         PR rtl-optimization/17825
3015         * combine.c (subst): Ignore STRICT_LOW_PART no matter if REG_P (new)
3016         or not.
3018 2004-11-27  Alan Modra  <amodra@bigpond.net.au>
3020         PR target/12769
3021         * config/rs6000/rs6000.c (init_cumulative_args): Set call_cookie
3022         from rs6000_default_long_calls for libcalls.
3024 2004-11-26  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
3026         * expmed.c (extract_bit_field): When extracting from non-integer mode,
3027         force a SUBREG into a register because we may be taking a further
3028         SUBREG of it.
3030 2004-11-27  Di-an Jan  <dianj@freeshell.org>
3032         * doc/contrib.texi (Tim Josling): Remove nesting quotation marks.
3034 2004-11-26  Robert Millan  <robertmh@gnu.org>
3036         Changes for k*bsd-gnu support.
3037         * config/i386/linux.h: Define REG_NAME to allow overriding of
3038         register names in sc structure.
3039         * config/i386/linux-unwind.h: Refer to sc->REG_NAME(reg) instead
3040         of sc->reg.
3041         * config.gcc: Detect x86_64-k*bsd-gnu systems.
3043 2004-11-26  Jeff Law  <law@redhat.com>
3045         * tree-ssa.c (verify_flow_sensitive_alias_info): Don't
3046         retrieve annotations or pointer info before it's necessary.
3047         Reorder tests for early continue of the loop.  Manually CSE
3048         SSA_NAME_VAR.
3050 2004-11-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
3052         * target.h (struct gcc_target): New field 'dwarf_handle_frame_unspec'.
3053         * target_def.h (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to 0.
3054         (TARGET_INITIALIZER): Add TARGET_DWARF_HANDLE_FRAME_UNSPEC.
3055         * dwarf2out.c (dwarf2out_frame_debug_expr): Allow REG->REG move
3056         to a fixed reg if the source is the Return Address register.
3057         Implement new Rule 15.
3058         * doc/tm.texi (Frame Layout): Document TARGET_DWARF_HANDLE_FRAME_UNSPEC.
3059         * config/sparc/sparc.c (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to
3060         sparc_dwarf_handle_frame_unspec.
3061         (gen_save_register_window): New function.
3062         (emit_stack_pointer_increment): Rename into gen_stack_pointer_inc.
3063         (emit_stack_pointer_decrement): Rename into gen_stack_pointer_dec.
3064         (expand_prologue): Adjust calls to emit_stack_pointer_{in,de}crement.
3065         Set RTX_FRAME_RELATED_P on the appropriate insns and members of insns.
3066         (sparc_asm_function_prologue): Do not emit call frame debugging info.
3067         (emit_and_preserve): Adjust calls to emit_stack_pointer_{in,de}crement.
3068         (sparc_expand_epilogue): Likewise.
3069         (sparc_dwarf_handle_frame_unspec): New function.
3070         * config/sparc/sparc.md (save_register_window): Remove.
3071         (save_register_windowdi): Rewrite modelled on the callframe debug info.
3072         (save_register_windowsi): Likewise.
3074 2004-11-26  Alexandre Oliva  <aoliva@redhat.com>
3076         * config/frv/frv-protos.h: Guard ifcvt functions declarations with
3077         BB_HEAD, not BLOCK_HEAD.
3079 2004-11-26  Alexandre Oliva  <aoliva@redhat.com>
3081         * config/frv/frv.c (frv_ifcvt_modify_insn): Don't leave alone
3082         scratch insns that set a register live at the join point.
3084 2004-11-26  Kazu Hirata  <kazu@cs.umass.edu>
3086         * cse.c, tree-ssa-operands.c: Fix comment typos.
3088         * tree-cfg.c (tree_split_edge): Speed up by using find_edge.
3090 2004-11-26  James A. Morrison  <phython@gcc.gnu.org>
3092         PR target/18510
3093         * doc/extend.texi (SPARC VIS Built-in Functions): New section.
3095 2004-11-26  Kazu Hirata  <kazu@cs.umass.edu>
3097         * cfgrtl.c (try_redirect_by_replacing_jump): Speed up the
3098         check that tests if all edges go to the same destination.
3100         * bitmap.c (bitmap_find_bit): Speed up by traversing from
3101         head->first if that seems profitable.
3103 2004-11-25  Jeff Law  <law@redhat.com>
3105         * timevar.def (TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI): New timevars.
3106         * tree-ssa-loop.c (pass_loop_init): Use TV_TREE_LOOP_INIT.
3107         (pass_loop_done): Use TV_TREE_LOOP_FINI.
3109 2004-11-26  Alan Modra  <amodra@bigpond.net.au>
3111         PR rtl-optimization/16356
3112         * config/rs6000/rs6000.md (floatdisf2_internal2): Rewrite with
3113         separate output register and one less jump.  Enable for powerpc64.
3114         (floatdisf2): Adjust for above.
3116 2004-11-25  Bob Wilson  <bob.wilson@acm.org>
3118         * config/xtensa/xtensa.h (STARTFILE_SPEC): Add crt0.
3119         (GCC_DRIVER_HOST_INITIALIZATION): Define.
3121 2004-11-25  Andrew Pinski  <pinskia@physics.uc.edu>
3123         PR middle-end/17957
3124         * tree-complex.c (vector_inner_type): New variable moved from
3125         build_word_mode_vector_type.
3126         (vector_last_type): Likewise.
3127         (vector_last_nunits): Likewise.
3128         (build_word_mode_vector_type): Use the new variables.
3129         * Makefile.in (tree-complex.o): Add gt-tree-complex.h $(GGC_H).
3130         (GTFILES): Add tree-complex.c.
3131         (gt-tree-complex.h): New rule, add it to the rest of the gt-* rules.
3133 2004-11-25  Bob Wilson  <bob.wilson@acm.org>
3135         * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define
3136         __XTENSA_WINDOWED_ABI__.
3138 2004-11-25  Richard Henderson  <rth@redhat.com>
3140         * dwarf2out.c (dwarf2out_stack_adjust): Add after_p argument.  Save
3141         args_size adjustments for calls even with cfa as stack pointer.
3142         Search calls for stack adjustments after the insn is issued.
3143         (dwarf2out_frame_debug): Add after_p argument; pass it on.
3144         * dwarf2out.h (dwarf2out_frame_debug): Update to match.
3145         * final.c (final_start_function, final_scan_insn): Likewise.
3147 2004-11-25  Richard Henderson  <rth@redhat.com>
3149         PR c++/6764
3150         * reload1.c (set_initial_eh_label_offset): New.
3151         (set_initial_label_offsets): Use it.
3153 2004-11-25  Kaz Kojima  <kkojima@gcc.gnu.org>
3155         * config/sh/sh.c (sh_output_mi_thunk): Initialize bitmap obstacks
3156         before calling life_analysis and release them after.
3158 2004-11-25  Kazu Hirata  <kazu@cs.umass.edu>
3160         * tree-ssa-forwprop.c (substitute_single_use_vars): Remove
3161         duplicate code.
3163 2004-11-25  Andrew Pinski <pinskia@physics.uc.edu>
3165         * bitmap.h (BITMAP_XMALLOC): Use BITMAP_ALLOC and not
3166         BITMAP_OBSTACK_ALLOC.
3167         (BITMAP_XFREE): Use BITMAP_FREE and not BITMAP_OBSTACK_FREE.
3169 2004-11-25  Andrew Pinski <pinskia@physics.uc.edu>
3171         parts of PR rtl-opt/18463, rtl-opt/17647
3172         * cse.c (canon_for_address): New function.
3173         (find_best_addr): Call canon_for_address before getting the
3174         address's cost when checking if we should take that address.
3176 2004-11-25  Kazu Hirata  <kazu@cs.umass.edu>
3178         * tree-phinodes.c (add_phi_arg): Take "tree" instead of
3179         "tree *" as the first argument.
3180         * tree-flow.h: Update the prototype of add_phi_arg.
3181         * lambda-code.c, tree-cfg.c, tree-into-ssa.c,
3182         tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-pre.c,
3183         tree-ssa-threadupdate.c, tree-ssa.c, tree-tailcall.c,
3184         tree-vectorizer.c: Update all call sites of add_phi_arg.
3186 2004-11-25  Nathan Sidwell  <nathan@codesourcery.com>
3188         * bitmap.c (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
3189         * bitmap.h (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
3190         (BITMAP_XMALLOC): Forward to BITMAP_OBSTACK_ALLOC.
3191         (BITMAP_XFREE): Forward to BITMAP_OBSTACK_FREE.
3193 2004-11-25  Andrew MacLeod  <amacleod@redhat.com>
3195         PR tree-optimization/18587
3196         * tree-flow-inline.h (mark_call_clobbered, mark_non_addressable): Flag
3197         call clobbered caches as invalid.
3198         * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): New.  Flag
3199         indicating whether the call clobbered operand cache is valid.
3200         (ssa_ro_call_cache_valid): New.  Flag indicating whether the
3201         pure/const call operand cache is valid.
3202         (clobbered_v_may_defs, clobbered_vuses, ro_call_vuses): New.  Cached
3203         list of operands for cached call virtual operands.
3204         (clobbered_aliased_loads, clobbered_aliased_stores,
3205         ro_call_aliased_load): New.  flags caching whether alias bits are
3206         to be set in call stmt's.
3207         (fini_ssa_operands): Remove call operand caches if present.
3208         (get_expr_operands, get_asm_expr_operands,
3209         get_indirect_ref_operands): Pass stmt annotation to add_stmt_operand.
3210         (get_call_expr_operands): Add call clobbered variables first.
3211         (add_stmt_operand): Take stmt annotation rather than stmt as a param.
3212         (add_call_clobber_ops, add_call_read_ops): Use the call operand cache
3213         if it is valid, otherise fill the cache.
3214         * tree-ssa-operands.h (ssa_clobbered_cache_valid): Declare extern.
3215         * tree-flow.h (struct var_ann_d): Add in_vuse_list and
3216         in_v_may_def_list bits.
3217         * tree-ssa-operands.c (cleanup_v_may_defs): New.  Clear the
3218         in_list bits for the v_may_def elements and empty the operand
3219         build array
3220         (finalize_ssa_vuses): Use cleanup_v_may_defs and remove redundant
3221         VUSES by checking the in_v_may_def_list bit.
3222         (append_v_may_def, append_vuse): Use the in_list bit rather than
3223         scanning the array for duplicates.
3225 2004-11-25  Ulrich Weigand  <uweigand@de.ibm.com>
3227         * config/s390/s390.c (s390_short_displacement): UNSPEC_GOTNTPOFF
3228         displacements are not short.
3230 2004-11-25  Ulrich Weigand  <uweigand@de.ibm.com>
3232         * config/s390/s390.c (legitimize_pic_address): Use s390_load_address
3233         to load addresses.
3235 2004-11-25  Mark Mitchell  <mark@codesourcery.com>
3237         PR c++/18001
3238         * c-common.h (lvalue_use): Move here from c-ctypeck.c.
3239         (lvalue_or_else): Declare.
3240         * c-common.c (lvalue_or_else): Move here from c-typeck.c.
3241         * c-typeck.c (lvalue_use): Remove.
3242         (lvalue_or_else): Remove.
3244         PR c++/18556
3245         * toplev.c (check_global_declarations): Set DECL_IGNORED_P on
3246         unemitted variables with static storage duration.
3248 2004-11-25  Gerald Pfeifer  <gerald@pfeifer.com>
3250         * tree-cfg.c (tree_verify_flow_info): Do not terminate error()
3251         message with \n.
3253 2004-11-25  Nathan Sidwell  <nathan@codesourcery.com>
3255         * config/rs6000/altivec.md (VIshort): New mode macro.
3256         (altivec_vaddubs, altivec_vadduhs, altivec_vadduws): Replace
3257         with ...
3258         (altivec_vaddu<VI_char>s): ... this.
3259         (altivec_vaddsbs, altivec_vaddshs, altivec_vaddsws): Replace
3260         with ...
3261         (altivec_vadds<VI_char>s): ... this.
3262         (altivec_vsububs, altivec_vsubuhs, altivec_vsubuws): Replace
3263         with ...
3264         (altivec_vsubu<VI_char>s): ... this.
3265         (altivec_vsubsbs, altivec_vsubshs, altivec_vsubsws): Replace
3266         with ...
3267         (altivec_vsubs<VI_char>s): ... this.
3268         (altivec_vavgub, altivec_vavguh, altivec_vavguw): Replace
3269         with ...
3270         (altivec_vavgu<VI_char>): ... this.
3271         (altivec_vavgsb, altivec_vavgsh, altivec_vavgsw): Replace
3272         with ...
3273         (altivec_vavgs<VI_char>): ... this.
3274         (altivec_vmsumubm, altivec_vmsumuhm): Replace with ...
3275         (altivec_vmsumu<VI_char>m): ... this.
3276         (altivec_vmsummbm, altivec_vmsummhm): Replace
3277         with ...
3278         (altivec_vmsumm<VI_char>m): ... this.
3279         (altivec_vandc): Remove.
3280         (*andc<mode>3): Renamed to ...
3281         (andc<mode>3): ... here. Swap operand 1 and 2 numbering.
3282         (altivec_vrlb, altivec_vrlh, altivec_vrlw): Replace
3283         with ...
3284         (altivec_vrl<VI_char>): ... this.
3285         (altivec_vslb, altivec_vslh, altivec_vslw): Replace
3286         with ...
3287         (altivec_vsl<VI_char>): ... this.
3288         (altivec_vsrb, altivec_vsrh, altivec_vsrw): Replace
3289         with ...
3290         (altivec_vsr<VI_char>): ... this.
3291         (altivec_vsrab, altivec_vsrah, altivec_vsraw): Replace
3292         with ...
3293         (altivec_vsra<VI_char>): ... this.
3294         (altivec_vsum4sbs, altivec_vsum4shs): Replace with ...
3295         (altivec_vsum4s<VI_char>s): ... this.
3296         (altivec_vperm_4si, altivec_vperm_8hi, altivec_vperm_16qi): Replace
3297         with ...
3298         (altivec_vperm_<mode>): ... this.
3299         (altivec_vsel_4sf): Rename to ...
3300         (altivec_vsel_v4sf): ... here.
3301         (altivec_vsel_4si, altivec_vsel_8hi, altivec_vsel_16qi): Replace
3302         with ...
3303         (altivec_vsel_<mode>): ... this.
3304         (altivec_vsldoi_4si, altivec_vsldoi_8hi,
3305         altivec_vsldoi_16qi): Rename to ...
3306         (altivec_vsldoi_v4si, altivec_vsldoi_v8hi,
3307         altivec_vsldoi_v16qi): ... here.
3308         (altivec_vsldoi_4sf): Rename to ...
3309         (altivec_vsldoi_v4sf): ... here.
3310         (altivec_predicate_v4si, altivec_predicate_v8hi,
3311         altivec_predicate_v16qi): Replace with ...
3312         (altivec_predicate_<mode>): ... this.
3313         (altivec_lvebx, altivec_lvehx, altivec_lvewx): Replace
3314         with ...
3315         (altivec_lve<VI_char>x): ... this.
3316         (altivec_stvebx, altivec_stvehx, altivec_stvewx): Replace
3317         with ...
3318         (altivec_stve<VI_char>x): ... this.
3319         (absv16qi2, absv8hi2, absv4si2): Replace
3320         with ...
3321         (abs<mode>2): ... this.
3322         (altivec_abss_v16qi, altivec_abss_v8hi, altivec_abss_v4si): Replace
3323         with ...
3324         (altivec_abss_<mode>): ... this.
3325         (vec_realign_load_v16qi, vec_realign_load_v8hi,
3326         vec_realign_load_v4si): Replace with ...
3327         (vec_realign_load_<mode>): ... this.
3328         * config/rs6000/rs6000.c (bdesc_3arg, bdesc_2arg): Update tweaked
3329         insn names.
3330         (rs6000_expand_ternop_builtin): Likewise.
3332 2004-11-25  Andrew Haley  <aph@redhat.com>
3334         * gcc.c (process_command): Don't supply -v to linker.
3336 2004-11-25  Joseph S. Myers  <joseph@codesourcery.com>
3338         * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Use %qs
3339         instead of `%s' in diagnostic.
3341 2004-11-25  Nathan Sidwell  <nathan@codesourcery.com>
3343         * basic-block.h (OBSTACK_ALLOC_REG_SET): Adjust.
3344         (FREE_REG_SET): Adjust.
3345         * bitmap.c (bitmap_obstack_free): Cope with NULL bitmap.
3346         * bitmap.h (BITMAP_OBSTACK_ALLOC): Rename to ...
3347         (BITMAP_ALLOC): ... here.
3348         (BITMAP_OBSTACK_FREE): Rename to ...
3349         (BITMAP_FREE): Don't check for NULL bitmap here.
3350         * tree-ssa-pre.c (value_insert_into_set_bitmap,
3351         bitmap_set_new): Use new names.
3353         * bt-load.c (migrate_btr_defs): Remove unneeded NULL check.
3354         * df.c (df_free): Likewise.
3355         * ra-build.c (ra_build_free, ra_build_free_all): Likewise.
3356         * tree-ssa-loop-ivopts.c (set_use_iv_cost): Likewise.
3358         * basic-block.h (OBSTACK_ALLOC_REG_SET): Rename to ...
3359         (ALLOC_REG_SET): ... here.
3360         (FREE_REG_SET): Adjust.
3361         (XMALLOC_REG_SET, XFREE_REG_SET): Remove.
3362         * bb-reorder.c (fix_crossing_conditional_branches): Adjust.
3363         * cfglayout.c (cfg_layout_duplicate_bb): Adjust.
3364         * cfgrtl.c (rtl_split_block, rtl_split_edge,
3365         safe_insert_insn_on_edge, cfg_layout_split_edge): Adjust.
3366         * flow.c (update_life_info, calculate_global_regs_live,
3367         allocate_bb_life_data, init_propagate_block_info): Adjust.
3368         * global.c (build_insn_chain): Adjust.
3369         * ifcvt.c (dead_or_predicable): Adjust.
3370         * loop-iv.c (simplify_using_initial_values): Adjust.
3371         * recog.c (peephole2_optimize): Adjust.
3372         * sched-deps.c (init_deps_global): Adjust.
3374 2004-11-25  Ralf Corsepius <ralf.corsepius@rtems.org>
3376         * config.gcc (avr-*-rtems*): Fix typo.
3378 2004-11-25  J"orn Rennecke <joern.rennecke@st.com>
3380         * sh.c (sh_output_mi_thunk): Do not call regset_release_memory.
3382 2004-11-24  Jeff Law  <law@redhat.com>
3384         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Reduce
3385         the number of queries to random elements in the ai->written_vars
3386         bitmap.
3388 2004-11-24  Roger Sayle  <roger@eyesopen.com>
3390         * config/i386/i386.c (override_options): Disable x87 fancy math
3391         intrinsics if -mfpmath= doesn't include 387 (default on x86_64).
3393 2004-11-24  Roger Sayle  <roger@eyesopen.com>
3395         * configure.ac: Tweak test for HAVE_DECL_LDGETNAME to avoid a
3396         system header conflict on AIX 5.2.
3397         * configure: Regenerate.
3399 2004-11-24  Kazu Hirata  <kazu@cs.umass.edu>
3401         * tree-outof-ssa.c (coalesce_abnormal_edges): Use e->dest_idx
3402         instead of calling phi_arg_from_edge.
3404         * tree-phinodes.c (remove_phi_args): Replace phi_arg_from_edge
3405         with e->dest_idx.
3407 2004-11-24  Ben Elliston  <bje@au.ibm.com>
3409         * config/i386/i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
3410         * config/i386/i386.c (i386_dwarf_output_addr_const): Likewise.
3411         * config/i386/i386-protos.h (i386_dwarf_output_addr_const):
3412         Likewise.
3414 2004-11-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
3416         * tree-sra.c (sra_walk_modify_expr): Handle RHS first, then LHS.
3418         * tree-inline.c (copy_body_r): Explicitly copy a constant if the
3419         type will be remapped.
3421 2004-11-24  Steven Bosscher  <stevenb@suse.de>
3423         * c-opts.c (c_common_post_options): Don't clear
3424         flag_inline_functions.
3425         * dojump.c (clear_pending_stack_adjust): Remove check on
3426         flag_inline_functions, it's always true.
3427         * config/alpha/alpha.md (movdi_er_maybe_g): Remove splitter
3428         that can never trigger.
3429         * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Don't look at
3430         flag_inline_trees, now that flag_inline_functions is never
3431         cleared.
3432         * config/pdp11/pdp11.h (OPTIMIZATION_OPTIONS): Don't set
3433         flag_inline_functions at optimization levels greater than
3434         or equal to 3.  This is already done by default.
3436 2004-11-24  Kazu Hirata  <kazu@cs.umass.edu>
3438         * tree-outof-ssa.c (eliminate_build): Use g->e->dest_idx
3439         instead to find the PHI argument.  Do not take I as an
3440         argument.
3441         (eliminate_phi): Adjust the call to eliminate_build.  Do not
3442         take I as an argument.
3443         (rewrite_trees): Adjust the call to eliminate_phi.
3445 2004-11-24  Richard Sandiford  <rsandifo@redhat.com>
3447         * optabs.h (force_expand_binop): Declare.
3448         * optabs.c (force_expand_binop): Export.
3449         * stmt.c (shift_return_value): Delete.
3450         (expand_return): Don't call it.
3451         * expr.h (shift_return_value): Declare.
3452         * calls.c (shift_returned_value): Delete in favor of...
3453         (shift_return_value): ...this new function.  Leave the caller to check
3454         for non-BLKmode values passed in the msb of a register.  Take said mode
3455         and a shift direction as argument.  Operate on the hard function value,
3456         not a pseudo.
3457         (expand_call): Adjust accordingly.
3458         * function.c (expand_function_start): If a non-BLKmode return value
3459         is padded at the last significant end of the return register, use the
3460         return value's natural mode for the DECL_RESULT, not the mode of the
3461         padded register.
3462         (expand_function_end): Shift the same sort of return values left by
3463         the appropriate amount.
3465 2004-11-24  Matt Austern  <austern@apple.com>
3467         * recog.c (recog_memoized_1): Remove.
3468         * recog.h (recog_memoized_1): Remove declaration.
3469         (recog_memoized): Change from macro to inline function.
3471 2004-11-24  Devang Patel  <dpatel@apple.com>
3473         PR/18555
3474         * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add isysroot.
3475         * config/darwin-c.c (darwin_register_frameworks): Use sysroot.
3477 2004-11-24  Devang Patel  <dpatel@apple.com>
3479         * gcc.c (process_command): Supply -v to linker.
3481 2004-11-24  David Edelsohn  <edelsohn@gnu.org>
3482             Paolo Bonzini  <bonzini@gnu.org>
3484         * config/rs6000/rs6000.c (rs6000_return_in_memory): Allow Altivec
3485         vector modes without ALTIVEC_ABI.  Use GCC vector instead of
3486         synthetic vector.
3487         (rs6000_pass_by_reference): Split conditional into pieces.  Use
3488         GCC vector instead of synthetic vector.
3490 2004-11-24  Aldy Hernandez  <aldyh@redhat.com>
3492         * tree.c (recompute_tree_invarant_for_addr_expr): The address of a
3493         thread-local variable is invariant.
3495 2004-11-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
3497         * tree-pretty-print.c (dump_generic_node, case POINTER_TYPE):
3498         Handle TYPE_REF_CAN_ALIAS_ALL.
3499         (print_declaration): Print array dimensions like dump_generic_node.
3501         * fold-const.c (operand_equal_p): Remove kludge allowing ARG0 and
3502         ARG1 to be null; instead define OP_SAME and OP_SAME_NULL and use them.
3504 2004-11-24  Nathan Sidwell  <nathan@codesourcery.com>
3506         * bitmap.c (INLINE): Do not define.
3507         (bitmap_elem_to_freelist, bitmap_element_free,
3508         bitmap_element_allocate, bitmap_clear, bitmap_element_zerop,
3509         bitmap_element_link, bitmap_find_bit): Use inline keyword/macro.
3511 2004-11-24  Kazu Hirata  <kazu@cs.umass.edu>
3513         * tree-ssa-dom.c (cprop_into_successor_phis): Remove code to
3514         find the index of a PHI argument.  Use e->dest_idx instead.
3515         Replace hint with index.
3517         * tree-ssa-dom.c (cprop_into_successor_phis): Replace index
3518         with indx.
3520 2004-11-24  Diego Novillo  <dnovillo@redhat.com>
3522         * tree-ssa-alias.c (merge_pointed_to_info): Fix comment
3523         regarding PT_MALLOC.
3525 2004-11-24  Joseph Myers  <joseph@codesourcery.com>
3527         * config/i386/i386.c (optimization_options): Use
3528         SUBTARGET_OPTIMIZATION_OPTIONS.
3529         * config/i386/sol2-10.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define.
3530         (TARGET_SUBTARGET_DEFAULT): Don't include
3531         MASK_OMIT_LEAF_FRAME_POINTER.
3533 2004-11-24  Mark Mitchell  <mark@codesourcery.com>
3535         * config/i386/sol2.h (X86_FILE_START_VERSION_DIRECTIVE):
3536         Define to false.
3538 2004-11-24  Joseph Myers  <joseph@codesourcery.com>
3540         * config/i386/t-sol2-10 (MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES):
3541         Use amd64 instead of 64.
3543 2004-11-24  Mark Mitchell  <mark@codesourcery.com>
3544             Joseph Myers  <joseph@codesourcery.com>
3546         * crtstuff.c (IN_LIBGCC2): Define it.
3547         (EH_FRAME_SECTION_CONST): Check EH_TABLES_CAN_BE_READ_ONLY
3548         instead of HAVE_LD_RO_RW_SECTION_MIXING.
3549         * defaults.h (EH_TABLES_CAN_BE_READ_ONLY): New macro.
3550         * dwarf2out.c (named_section_eh_frame_section): Check
3551         EH_TABLES_CAN_BE_READ_ONLY.
3552         * except.c (default_exception_section): Likewise.
3553         * config/i386/sol2.h (EH_TABLES_CAN_BE_READ_ONLY): Define.
3554         * doc/tm.texi (EH_TABLES_CAN_BE_READ_ONLY): Document.
3556 2004-11-24  Kazu Hirata  <kazu@cs.umass.edu>
3558         * tree-ssa-pre.c (phi_translate): Use find_edge to find the
3559         index of a PHI argument.
3561         * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi): Use
3562         find_edge to find the index of a PHI argument.
3564 2004-11-24  Steven Bosscher  <stevenb@suse.de>
3566         * expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR
3567         and LABELED_BLOCK_EXPR.
3568         * gimplify.c (gimplify_labeled_block_expr): Remove.
3569         (gimplify_exit_block_expr): Remove.
3570         (gimplify_expr): Don't call them.
3571         * tree-inline.c (copy_body_r): Don't handle EXIT_BLOCK_EXPR
3572         and LABELED_BLOCK_EXPR.
3573         (estimate_num_insns_1): Likewise.
3574         (walk_tree): Likewise.
3575         * tree-pretty-print.c (dump_generic_node): Don't handle
3576         EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR.
3577         * tree.def (EXIT_BLOCK_EXPR): Moved to java-tree.def.
3578         (LABELED_BLOCK_EXPR): Likewise.
3579         * tree.h (LABELED_BLOCK_LABEL): Moved to java-tree.h.
3580         (LABELED_BLOCK_BODY): Likewise.
3581         (EXIT_BLOCK_LABELED_BLOCK): Likewise.
3582         (EXIT_BLOCK_RETURN): Removed.
3584 2004-11-24  Steven Bosscher  <stevenb@suse.de>
3586         * cfgrtl.c (rtl_delete_block): Fix comment.
3587         * emit-rtl.c (remove_unnecessary_notes): Die if we see BLOCK_BEG
3588         or BLOCK_END insn notes.
3589         * jump.c (squeeze_notes): Likewise.
3590         * haifa-sched.c (reemit_notes): Don't "re-emit" EH_REGION_BEG and
3591         EH_REGION_END notes, we never have them to begin with.
3592         * sched-deps.c (sched_analyze_insn): When updating loop notes,
3593         verify that we have indeed only recorded loop notes.
3594         (sched_analyze): Die if we see EH_REGION_BEG or EH_REGION_END notes.
3595         Only record loop notes.
3597         * cfgexpand.c (tree_expand_cfg): Fix comment.
3599         * passes.c (rest_of_compilation): Don't do a second call to
3600         convert_from_eh_region_ranges from here, it's already called
3601         from cfgexpand.c.
3602         * except.c (resolve_fixup_regions): Remove.
3603         (remove_fixup_regions): Remove.
3604         (convert_from_eh_region_ranges_1): Remove.
3605         (convert_from_eh_region_ranges): Remove the case where EH is
3606         not already lowered at the tree level.  We always lower there.
3608 2004-11-24  Paolo Bonzini  <bonzini@gnu.org>
3610         PR c++/16882
3611         * tree.c (make_vector_type): Move qualifiers to the vector type,
3612         use the inner type's main variant and build a main variant for
3613         the vector type if necessary.
3614         (type_hash_eq): Check a vector type's TYPE_VECTOR_SUBPARTS.
3616 2004-11-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
3618         * target.h (late_rtl_prologue_epilogue): Remove.
3619         * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
3620         * system.h: Poison TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
3621         * passes.c (rest_of_handle_prologue_epilogue): Remove and move
3622         remaining bits to...
3623         (rest_of_handle_flow2): ...here.
3624         (rest_of_compilation): Remove call to rest_of_handle_prologue_epilogue.
3625         * doc/tm.texi (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
3627 2004-11-23  Mark Mitchell  <mark@codesourcery.com>
3629         * hwint.h (HOST_LONG_LONG_FORMAT): New macro.  Use it throughout.
3630         * config/i386/xm-mingw32.h (HOST_LONG_LONG_FORMAT): Define.
3631         * doc/hostconfig.texi (HOST_LONG_LONG_FORMAT): Document.
3633 2004-11-24  Daniel Jacobowitz  <dan@codesourcery.com>
3635         * config/i386/i386.c (override_options): Move
3636         SUBTARGET_OVERRIDE_OPTIONS before defaulting
3637         flag_omit_frame_pointer.
3639 2004-11-23  Richard Henderson  <rth@redhat.com>
3641         * rtl.h (validate_subreg): Declare.
3642         * emit-rtl.c (validate_subreg): New.
3643         (gen_rtx_SUBREG): Use it.
3644         * simplify-rtx.c (simplify_subreg): Likewise.
3645         (simplify_gen_subreg): Likewise.  Remove duplicate asserts.
3646         * expr.c (emit_move_insn_1): Tidy complex move code.  Use memory
3647         fallback whenever gen_realpart/gen_imagpart would not be able to
3648         create SUBREGs.
3650 2004-11-23  Richard Henderson  <rth@redhat.com>
3652         * expmed.c (extract_bit_field): Use simplify_gen_subreg instead of
3653         hard-coding avoiding calls to gen_rtx_SUBREG.  Split complex return
3654         modes to CONCAT.
3656 2004-11-23  Diego Novillo  <dnovillo@redhat.com>
3658         PR tree-optimization/18618
3659         * tree-into-ssa.c (DEF_VEC_MALLOC_P(basic_block)): Declare.
3660         (insert_phi_nodes_for): Change third argument to VEC(basic_block).
3661         * tree-ssa-dom.c (avail_exprs_stack): Change type to VEC(tree_on_heap).
3662         Update all users.
3663         (stmts_to_rescan): Likewise.
3664         (const_and_copies_stack): Likewise.
3665         (nonzero_vars_stack): Likewise.
3666         (vrp_variables_stack): Likewise.
3668 2004-11-23  Richard Henderson  <rth@redhat.com>
3670         * cse.c (record_jump_cond_subreg): New.
3671         (record_jump_cond): Use it instead of gen_lowpart.
3673 2004-11-23  Daniel Jacobowitz  <dan@codesourcery.com>
3674             Joseph Myers  <joseph@codesourcery.com>
3676         * config/sol2-c.c (solaris_register_pragmas): Use
3677         c_register_pragma_with_expansion.
3678         * config/sol2.h (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Define.
3679         * c-pragma.c (c_register_pragma): Update call to
3680         cpp_register_pragma.
3681         (c_register_pragma_with_expansion): New function.
3682         (init_pragma): Honor HANDLE_PRAGMA_PACK_WITH_EXPANSION.
3683         * c-pragma.h (c_register_pragma_with_expansion): New prototype.
3684         * doc/extend.texi (Solaris Pragmas): Mention macro expansion for
3685         #pragma align.
3686         * doc/tm.texi (c_register_pragma_with_expansion,
3687         HANDLE_PRAGMA_PACK_WITH_EXPANSION): Document.
3689 2004-11-23  Richard Henderson  <rth@redhat.com>
3691         * combine.c (gen_lowpart_for_combine): Factor out mode of x as well
3692         as mode sizes into local temporaries.  Unify failure path.
3694 2004-11-23  Richard Henderson  <rth@redhat.com>
3696         * emit-rtl.c, rtl.h (subreg_hard_regno): Remove.
3697         * caller-save.c (mark_set_regs): Use subreg_regno instead.
3698         * final.c (alter_subreg): Likewise.
3699         * local-alloc.c (reg_is_born): Likewise.
3701 2004-11-23  Richard Henderson  <rth@redhat.com>
3703         * simplify-rtx.c (simplify_subreg): Use subreg_regno_offset directly
3704         instead of using a SUBREG temporary.
3706 2004-11-23  Kazu Hirata  <kazu@cs.umass.edu>
3708         * tree-cfg.c (tree_forwarder_block_p): Speed up by reordering
3709         two checks.
3711 2004-11-23  Zack Weinberg  <zack@codesourcery.com>
3713         * function.h (struct function): Remove calls_longjmp.
3714         (current_function_calls_longjmp): Delete.
3715         * tree.h (ECF_LONGJMP): Delete.
3716         (ECF_SIBCALL, ECF_PURE, ECF_SP_DEPRESSED, ECF_ALWAYS_RETURN)
3717         (ECF_LIBCALL_BLOCK): Everybody slide down one.
3718         (ECF_CONST, ECF_NORETURN, ECF_SIBCALL): Clarify comments.
3719         * builtins.c (expand_builtin_longjmp): Don't set
3720         current_function_calls_longjmp.
3721         * calls.c (special_function_p): Mark longjmp and siglongjmp
3722         with ECF_NORETURN, not ECF_LONGJMP.
3723         (emit_call_1, expand_call, emit_library_call_value_1):
3724         Don't check for ECF_LONGJMP.
3725         * tree-cfg.c (make_exit_edges, is_ctrl_altering_stmt)
3726         (need_fake_edge_p): Likewise.
3728         * config/avr/avr.h, config/ip2k/ip2k.h: Don't define NON_SAVING_SETJMP.
3729         * system.h: Poison NON_SAVING_SETJMP.
3730         * function.c (use_register_for_decl)
3731         * gcse.c (compute_hash_table_work, compute_store_table)
3732         * postreload-gcse.c (record_opr_changes)
3733         * reload.c (find_equiv_reg)
3734         * reload1.c (reload)
3735         * config/i386/i386.c (ix86_can_use_return_insn_p):
3736         Remove code conditional on NON_SAVING_SETJMP.
3737         * doc/tm.texi: Delete documentation of NON_SAVING_SETJMP.
3739         * config/i386/sysv3.h: Delete file.
3740         * config/i386/i386.c (ix86_svr3_asm_out_constructor): Delete.
3742 2004-11-23  Dorit Naishlos  <dorit@il.ibm.com>
3744         * tree-vectorizer.c (vect_analyze_operations): Don't vectorize if
3745         the vectorization factor is greater than the iteration count.
3746         (vect_gen_niters_for_prolog_loop): No need to calculate min if the
3747         iteration count is known.
3749         (vect_build_symbol_bound): Removed. Its functionality moved to
3750         vect_generate_tmps_on_preheader.
3751         (vect_generate_tmps_on_preheader): Moved content of
3752         vect_build_symbol_bound here instead of calling it.  Changed some
3753         variables names.
3755         (vect_build_loop_niters): We don't expect a new_bb to be generated -
3756         use gcc_assert.
3757         (vect_gen_niters_for_prolog_loop): Likewise.
3758         (vect_gen_niters_for_prolog_loo): Likewise.
3760         (slpeel_make_loop_iterate_ntimes): Use buildN instead of build.
3761         (slpeel_add_loop_guard): Likewise.
3762         (slpeel_tree_peel_loop_to_edge): Likewise.
3763         (vect_do_peeling_for_alignment): Likewise.
3765         (vect_get_first_index): Missing space.
3767 2004-11-23  Ulrich Weigand  <uweigand@de.ibm.com>
3769         * config/s390/s390.md ("*iordi3"): Mark commutative.
3770         ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
3772 2004-11-23  Kazu Hirata  <kazu@cs.umass.edu>
3774         * tree-phinode.c (resize_phi_node): Abort when LEN is strictly
3775         greater than PHI_ARG_CAPACITY.
3776         (reserve_phi_args_for_new_edge): Initialize the new PHI
3777         argument to NULL_TREE.  Increment PHI_NUM_ARGS.
3778         (add_phi_arg): Add a PHI argument to the slot given by
3779         E->dest_idx.
3780         (remove_phi_arg_num): Do not write to PHI_ARG_EDGE.
3781         * tree-flow-inline (phi_arg_from_edge): Return E->dest_idx.
3782         * tree-ssa.c (ssa_redirect_edge): Check for a missing PHI
3783         argument by looking at PHI_ARG_DEF.
3784         (verify_phi_args): Check for a missing PHI argument.  Remove
3785         the check for duplicate PHI arguments.
3786         * tree.h (PHI_ARG_EDGE): Redefine in terms of EDGE_PRED.
3787         (phi_arg_d): Remove e.
3789         * tree-cfg.c (tree_try_redirect_by_replacing_jump): Speed up
3790         by restricting to the case with two outgoing edges.
3792 2004-11-23  Andreas Krebbel  <krebbel1@de.ibm.com>
3794         * config/s390/s390.c (s390_backchain_string): Removed.
3795         (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info)
3796         (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg):
3797         Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and
3798         TARGET_KERNEL_BACKCHAIN to reflect the new options.
3799         * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros.
3800         (TARGET_KERNEL_BACKCHAIN): Removed.
3801         (TARGET_BACKCHAIN): Former triple state option change to a target flag.
3802         (TARGET_PACKED_STACK): New macro.
3803         (TARGET_SWITCHES): New switches added.
3804         (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain"
3805         removed.
3806         (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK.
3807         * config/s390/s390.md ("allocate_stack", "restore_stack_block")
3808         ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect
3809         the change in target switch semantics.
3810         * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed.
3811         (TARGET_DEFAULT): MASK_BACKCHAIN added.
3812         * doc/invoke.texi: Added documentation for the new/changed options.
3814 2004-11-23  Uros Bizjak  <uros@kss-loka.si>
3816         PR rtl-optimization/18614
3817         * simplify-rtx.c (simplify_binary_operation): Do not
3818         simplify inner elements of constant arguments of
3819         VEC_CONCAT insn.
3821 2004-11-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
3823         * gthr-solaris.h (__gthread_recursive_mutex_init_function): Use
3824         0 instead of NULL.
3826 2004-11-23  Kazu Hirata  <kazu@cs.umass.edu>
3828         * tree-phinode.c (make_phi_node): Use a new variable,
3829         capacity, to receive the return value of ideal_phi_node_len.
3831 2004-11-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
3833         * gthr-solaris.h (__gthread_recursive_mutex_t): New type.
3834         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3835         __gthread_recursive_mutex_init_function.
3836         (__gthread_key_create): Properly cast -1.
3837         (__gthread_recursive_mutex_init_function): New function.
3838         (__gthread_recursive_mutex_lock): Rewrite.
3839         (__gthread_recursive_mutex_trylock): Likewise.
3840         (__gthread_recursive_mutex_unlock): Likewise.
3842 2004-11-23  Ralf Corsepius <ralf.corsepius@rtems.org>
3844         * config/c4x/t-rtems: New.
3845         * config.gcc: Reflect having added c4x/t-rtems.
3847 2004-11-23  Dorit Naishlos <dorit@il.ibm.com>
3849         PR tree-opt/18403
3850         PR tree-opt/18505
3851         * tree-vectorizer.c (vect_create_data_ref_ptr): Use
3852         lang_hooks.types.type_for_size instead of integer_type_node for the
3853         type of ptr_update.
3855 2004-11-23  Ralf Corsepius <ralf.corsepius@rtems.org>
3857         * config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
3859 2004-11-23  Ralf Corsepius <ralf.corsepius@rtems.org>
3861         * config/arm/t-rtems: New.
3862         * config.gcc: Reflect having added arm/t-rtems.
3864 2004-11-23  Kazu Hirata  <kazu@cs.umass.edu>
3866         * tree-cfg.c (tree_execute_on_growing_pred): New.
3867         (tree_cfg_hooks): Add tree_execute_on_growing_pred.
3868         * tree-flow.h: Add a prototype for
3869         reserve_phi_args_for_new_edge.
3870         * tree-phinodes.c (reserve_phi_args_for_new_edge): New.
3871         (add_phi_arg): Don't resize a PHI array.
3873 2004-11-23  Ralf Corsepius <ralf.corsepius@rtems.org>
3875         * config.gcc: Add avr-*-rtems*.
3876         * config/avr/t-rtems: New.
3877         * config/avr/rtems.h: New.
3879 2004-11-22  Daniel Berlin  <dberlin@dberlin.org>
3881         * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's
3882         always the same as op1.  Use bitmap_ior_into and bitmap_and_into.
3883         Add comment to function.
3885 2004-11-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3887         PR pch/14940
3888         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__.
3890         PR rtl-optimization/14838
3891         * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
3892         note.
3893         (get_last_nonnote_insn): Don't assume last insn is a note.
3895 2004-11-22  Roger Sayle  <roger@eyesopen.com>
3897         * fold-const.c (nondestructive_fold_binary_to_constant): Rename
3898         to fold_binary_to_constant.
3899         (nondestructive_fold_unary_to_constant): Likewise, rename to
3900         fold_unary_to_constant.
3901         (fold_relational_hi_lo): Update call to fold_binary_to_constant.
3902         * tree.h (nondestructive_fold_binary_to_constant): Update prototype.
3903         (nondestructive_fold_unary_to_constant): Likewise.
3904         * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant
3905         and fold_binary_to_constant.
3906         * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
3907         (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY
3908         and EXEC_UNARY with calls to fold_*nary_to_constant.
3909         * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
3910         (idx_find_step): Replace uses of EXEC_BINARY with calls to
3911         fold_binary_to_constant.
3913 2004-11-22  Nick Clifton  <nickc@redhat.com>
3915         * sbitmap.c (sbitmap_union_of_preds): Remove redundant
3916         initialisation of 'e'.
3918 2004-11-22  Roger Sayle  <roger@eyesopen.com>
3920         * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro.
3921         * config/i386/i386.c (override_options):  Set MASK_NO_FANCY_MATH_387
3922         automatically for targets without TARGET_80387.
3923         * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2,
3924         sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2,
3925         *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3,
3926         fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2,
3927         *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2,
3928         *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3,
3929         *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2,
3930         atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2,
3931         atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2,
3932         acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2,
3933         log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2,
3934         fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2,
3935         logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2,
3936         expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2,
3937         exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2,
3938         rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2,
3939         floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2,
3940         frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2,
3941         frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2):
3942         Simplify conditionals using TARGET_USE_FANCY_MATH_387.
3944 2004-11-22  Dale Johannesen  <dalej@apple.com>
3946         * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION):  Conditionalize
3947         properly and comment.
3949 2004-11-22  James A. Morrison  <phython@gcc.gnu.org
3951         * config/sparc/sparc.c: Include insn-codes.h and langhooks.h.
3952         (sparc_init_builtins): New function.
3953         (sparc_init_vis_builtins): Create builtin functions for VIS
3954         instructions.
3955         (sparc_expand_builtin): Expand builtin functions for VIS instructions.
3956         (TARGET_INIT_BUILTINS): Define to sparc_init_builtins.
3957         (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin.
3958         (def_builtin): New macro for creating builtin functions.
3959         * config/sparc/sparc.md (P): New mode macro for pointer types.
3960         (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND,
3961         UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL,
3962         UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants.
3963         (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis,
3964         fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
3965         fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis,
3966         faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns.
3968 2004-11-22  Devang Patel  <dpatel@apple.com>
3970         * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks.
3972 2004-11-22  Devang Patel  <dpatel@apple.com>
3974         * tree-if-conv.c (if_convertable_phi_p): Rename to ...
3975         (if_convertible_phi_p): ... new name.
3976         (if_convertable_modify_expr_p): Rename to ...
3977         (if_convertible_modify_expr_p): ... new name.
3978         (if_convertable_stmt_p): Rename to ...
3979         (if_convertible_stmt_p): ... new name.
3980         (if_convertable_bb_p): Rename to ...
3981         (if_convertible_bb_p): ... new name.
3982         (if_convertable_loop_p): Rename to ...
3983         (if_convertible_loop_p): ... new name.
3985 2004-11-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
3987         PR target/18444
3988         * configure.ac (threading): Accept 'posix95'.
3989         * configure: Regenerate.
3990         * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6,
3991         include sol26.h and default to posix95 threads if have_pthread_h.
3992         (sparc-*-solaris2*): Likewise.
3993         * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined.
3994         * gthr-posix95.h: New file.
3995         * config/sol26.h: New file.
3996         * doc/install.texi (--enable-threads): Document 'posix95'.
3998 2004-11-23  Ben Elliston  <bje@au.ibm.com>
4000         * pointer-set.h (pointer_set_contains): Remove.
4001         * pointer-set.c (pointer_set_contains): Likewise.
4003 2004-11-22  Dale Johannesen  <dalej@apple.com>
4005         * calls.c (expand_call): Do not call preserve_temp_slots.
4007 2004-11-22  Kazu Hirata  <kazu@cs.umass.edu>
4009         * tree-flow.h: Remove the prototype for remove_phi_arg.
4010         Add a prototype for remove_phi_args.
4011         * tree-phinodes.c (remove_phi_arg): Remove.
4012         (remove_phi_args): New.
4013         * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
4014         of remove_phi_arg.
4016         * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
4017         after making an edge.
4018         (remove_edge): Call execute_on_shrinking_pred before removing
4019         an edge.
4020         (redirect_edge_succ): Call execute_on_growing_pred and
4021         execute_on_shrinking_pred.
4022         * cfghooks.c (execute_on_growing_pred): New.
4023         (execute_on_shrinking_pred): Likewise.
4024         * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
4025         execute_on_shrinking_pred.
4026         Add prototypes for execute_on_growing_pred and
4027         execute_on_shrinking_pred.
4028         * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
4029         execute_on_growing_pred and execute_on_shrinking_pred.
4030         (cfg_layout_rtl_cfg_hook): Likewise.
4031         * tree-cfg.c (tree_cfg_hooks): Likewise.
4033         * tree-cfg.c (tree_execute_on_shrinking_pred): New.
4034         (tree_cfg_hooks): Use it.
4035         * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
4036         (ssa_redirect_edge): Don't call remove_phi_arg_num.
4038         * tree-phinodes.c (remove_phi_arg_num): Make it static.
4039         * tree-flow.h: Remove the corresponding prototype.
4041         * tree-ssa.c (ssa_remove_edge): Remove.
4042         * tree-flow.h: Remove the corresponding prototype.
4043         * tree-cfg.c: Replace ssa_remove_edge with remove_edge.
4044         * basic-block.h: Likewise.
4045         * tree-if-conv.c: Likewise.
4046         * tree-ssa-threadupdate.c: Likewise.
4048 2004-11-23  Ben Elliston  <bje@au.ibm.com>
4050         * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
4051         @table to list the BSI methods.  Use individual @findex directives
4052         instead of one with a comma-separated list of index entries.
4054 2004-11-22  Zdenek Dvorak  <dvorakz@suse.cz>
4056         PR tree-optimization/18529
4057         * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
4058         (simple_operand_p): Use STRIP_NOPS.  Consider SSA names simple.
4059         (fold): Call fold_to_nonsharp_ineq_using_bound.
4060         * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
4061         (number_of_iterations_cond): Fold the expressions before futher
4062         processing.
4063         (tree_simplify_using_condition): Handle case when cond or expr is
4064         an EQ_EXPR specially.
4066 2004-11-22 Daniel Berlin  <dberlin@dberlin.org>
4068         * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
4069         SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
4071 2004-11-22  David Edelsohn  <edelsohn@gnu.org>
4072             Fariborz Jahanian  <fjahanian@apple.com>
4074         * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
4075         TARGET_ALTIVEC_ABI.
4076         (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
4077         Align 16 byte and larger vectors like Altivec.
4078         (function_arg_advance): Pass any 16 byte vector like Altivec vector.
4079         (function_arg): Same.
4080         (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
4082 2004-11-22  Andrew Pinski  <pinskia@physics.uc.edu>
4084         PR tree-opt/18572
4085         * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
4086         it.
4088 2004-11-22  Richard Henderson  <rth@redhat.com>
4090         * function.c (assign_parm_setup_block): Revert 11-13 change to
4091         forcably re-mode a (possibly BLKmode) hard register.
4093 2004-11-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
4095         * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
4097 2004-11-22  David Edelsohn  <edelsohn@gnu.org>
4099         * config/rs6000/power4.md: Remove delay between dispatch and issue
4100         associated with dispatch group slots 3 and 4.
4101         * config/rs6000/power5.md: Same.
4103 2004-11-21  Jeff Law  <law@redhat.com>
4105         * cfg.c (cached_make_edge): Use find_edge rather than an inlined
4106         variant.
4107         * cfgbuild.c (make_edges): Likewise.
4108         * cfghooks.c (can_duplicate_block_p): Likewise.
4109         * cfgloop.c (loop_latch_edge): Likewise.
4110         * cfgloopmanip.c (force_single_succ_latches): Likewise.
4111         * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
4112         * predict.c (predict_loops, propagate_freq): Likewise.
4113         * tracer.c (tail_duplicate): Likewise.
4114         * tree-cfg.c (disband_implicit_edges): Likewise.
4115         (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
4117 2004-11-22  Nick Clifton  <nickc@redhat.com>
4119         * sbitmap.c (sbitmap_union_of_preds): Remove redundant
4120         initialisation of 'e'.
4122 2004-11-22  Kazu Hirata  <kazu@cs.umass.edu>
4124         PR rtl-optimization/18599
4125         * regrename.c (copyprop_hardreg_forward): Speed up by putting
4126         BB_VISITED flags on basic blocks as we process them.
4128 2004-11-22  Nathan Sidwell  <nathan@codesourcery.com>
4130         PR target/18531
4131         * config/rs6000/altivec.md (VI_char): New mode attribute.
4132         (addv16qi3, addv8hi3, addv4ai3): Replace with ...
4133         (add<mode>3): ... this.
4134         (subv16qi3, subv8hi3, subv4ai3): Replace with ...
4135         (sub<mode>3): ... this.
4136         (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
4137         (smax<mode>3): ... this.
4138         (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
4139         (smin<mode>3): ... this.
4140         (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
4141         (umax<mode>3): ... this.
4142         (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
4143         (umin<mode>3): ... this.
4144         (andv16qi3, andv8hi3, andv4ai3): Replace with ...
4145         (and<mode>3): ... this.
4146         (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
4147         (ior<mode>3): ... this.
4148         (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
4149         (xor<mode>3): ... this.
4150         (andv16qi3, andv8hi3, andv4ai3): Replace with ...
4151         (and<mode>3): ... this.
4152         (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
4153         (ior<mode>3): ... this.
4154         (altivec_vnor): Replace with ...
4155         (altivec_nor<mode>): ... this.
4156         (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
4157         (one_cmpl<mode>2): ... this.
4158         (altivec_vandc): New expander.
4159         (*andc<mode>3): New insn.
4160         * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
4162 2004-11-22  Dorit Naishlos  <dorit@il.ibm.com>
4164         PR tree-opt/18536
4165         * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
4166         creating iv instead of integer_type.
4167         (vect_build_loop_niters): Remove redundant code.
4168         (vect_transform_loop_bound): Removed (duplicates functionality of
4169         make_loop_iterate_ntimes.
4170         (vect_gen_niters_for_prolog_loop): Add documentation. Call
4171         lang_hooks.types.type_for_size to create a type of the required size.
4172         Use that type instead of integer_type. Remove redundant code.
4173         (vect_update_niters_after_peeling): Use type of niters instead of
4174         integer_type.
4175         (vect_transform_loop): Unify handling of known and unknown loop bound
4176         cases. Call make_loop_iterate_ntimes instead of
4177         vect_transform_loop_bound.
4179 2004-11-22  Andrew Pinski  <pinskia@physics.uc.edu>
4181         PR target/18217
4182         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
4183         (LIB2ADDEH): Here.
4185 2004-11-22  Dorit Naishlos  <dorit@il.ibm.com>
4187         PR tree-opt/18544
4188         * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
4190 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4192         * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
4193         m32r*linux.
4194         * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
4195         m32r/libgcc-glibc.ver.
4196         * config/m32r/libgcc-glibc.ver: Add New file.
4198 2004-11-22  Nathan Sidwell  <nathan@codesourcery.com>
4200         * bitmap.h (struct bitmap_obstack): New obstack type.
4201         (struct bitmap_head_def): Replace using_obstack with obstack
4202         pointer.
4203         (bitmap_default_obstack): New.
4204         (bitmap_initialize): Make inline, does not do allocation.
4205         (bitmap_release_memory): Remove.
4206         (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
4207         (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
4208         bitmap_obstack_free, bitmap_malloc_free): Declare.
4209         (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
4210         (BITMAP_FREE): Replace with ...
4211         (BITMAP_OBSTACK_FREE): ... this.
4212         (BITMAP_XFREE): Adjust.
4213         (BITMAP_INIT_ONCE): Remove.
4214         * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
4215         (bitmap_default_obstack): New.
4216         (bitmap_elem_to_freelist): Adjust.
4217         (bitmap_element_allocate): Adjust. Break initialization into ...
4218         (bitmap_obstack_initialize): ... here.
4219         (bitmap_release_memory): Replace with ...
4220         (bitmap_obstack_release): ... this.
4221         (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
4222         bitmap_obstack_free, bitmap_malloc_free): New.
4223         (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
4224         bitmap_initialize.
4225         (bitmap_initialize): Move to bitmap.h.
4226         * gengtype.c (open_base_files): Add obstack.h to ifiles.
4227         * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
4228         * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
4229         (INITIALIZE_REG_SET): Remove.
4230         (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
4231         (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
4232         (flow_obstack): Do not declare.
4233         (reg_obstack): Declare.
4234         * regs.h: Include obstack.h.
4235         * tree-optimize.c (tree_rest_of_compilation): Initialize and
4236         release bitmap obstack here.
4237         * bb-reorder.c: #include regs, not basic-block.
4238         (fix_crossing_conditional_branches): Allocate regsets from
4239         reg_obstack.
4240         * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
4241         obstack.h.
4242         * caller-save.c: Include regs.h earlier.
4243         * cfg.c: Do not include basic-block.h or obstack.h.
4244         (reg_obstack): Define.
4245         * cfganal.c: Include obstack.h
4246         * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
4247         earlier.
4248         * cfglayout.c: Do not include obstack.h.
4249         (flow_obstack): Remove declaration.
4250         (cfg_layout_duplicate_bb): Use reg_obstack.
4251         * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
4252         * cfgrtl.c (rtl_split_block): Use reg_obstack.
4253         (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
4254         (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
4255         (cfg_layout_split_edge): Use reg_obstack.
4256         * cse.c: Include regs.h earlier.
4257         * ddg.c: Do not include basic-block.h.
4258         * dominance.c: Inlude obstack.h.
4259         * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
4260         (calculate_global_regs_live): Likewise.
4261         (allocate_bb_life_data): Use reg_obstack.
4262         (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
4263         * global.c: Do not include basic-block.h.
4264         (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
4265         * graph.c: Include obstack.h.
4266         * haifa-sched.c: Do not include basic-block.h.
4267         * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
4268         * local-alloc.c: Do not include basic-block.h.
4269         * loop-init.c, loop-invariant.c: Include obstack.h.
4270         * loop-iv.c: Likewise.
4271         (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
4272         adjust.
4273         * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
4274         * modulo-sched.c: Do not include basic-block.h.
4275         * passes.c (rest_of_handle_final): Do not call
4276         regset_release_memory.
4277         * ra-debug.c: Include regs.h earlier. Do not include
4278         basic-block.h.
4279         * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
4280         * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
4281         (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
4282         (regset_release_memory): Remove.
4283         * resource.c: Do not include basic-block.h.
4284         * rtlanal.c: Do not include basic-block.h.
4285         * sbitmap.c: Include obstack.h.
4286         * sched-deps.c: Do not include basic-block.h.
4287         (reg_pending_sets_head, reg_pending_clobbers_head,
4288         reg_pending_uses_head): Remove.
4289         (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
4290         * sched-ebb.c: Do not include basic-block.h.
4291         * sched-rgn.c: Likewise.
4292         * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
4293         BITMAP_XFREE.
4294         * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
4295         * tree-sra.c (decide_instantiations): Adjust bitmap
4296         initialization.
4297         * tree-ssa-dce.c: Include obstack.h.
4298         * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
4299         (value_insert_into_set_bitmap): Remove useless bitmap_clear.
4300         (bitmap_set_new): Likewise.
4301         (init_pre): Initialize bitmap obstack.
4302         (fini_pre): Release bitmap obstack.
4303         * tree-ssanames.c (ssa_names_to_rewrite): Make static.
4304         (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
4305         (mark_for_rewrite, unmark_for_rewrite): Likewise.
4306         (marked_ssa_names): Likewise.
4307         (init_ssanames): Use BITMAP_XMALLOC.
4308         (fini_ssanames): Use BITMAP_XFREE.
4309         * web.c: Include obstack.h
4311 2004-11-22  Nick Clifton  <nickc@redhat.com>
4313         * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
4314         predecessor in the first for-loop.
4316 2004-11-21  Stan Shebs  <shebs@apple.com>
4318         * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
4319         UNION_TYPE case.
4320         (function_arg): Move darwin test up, sniff mode first for
4321         efficiency, test for union type.
4323 2004-11-21  Dale Johannesen  <dalej@apple.com>
4325         * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION):  Define.
4327 2004-11-21  Jeff Law  <law@redhat.com>
4329         * tree-ssa.c (verify_use): Fix comment.
4330         (verify_phi_args): Check that the number of incoming edges matches
4331         the number of PHI arguments.  Check that each PHI argument is
4332         either an SSA_NAME or an invariant.  Coalesce tests for PHIs for
4333         dead or duplicated edges.  Clear e->aux earlier and avoid separate
4334         loop to clear e->aux and test for missed edges.
4335         (verify_ssa): Remove first walk over statements.  Move checking
4336         of PHI args into verify_phi_args.  Move checking of statements
4337         with aliased stores and V_MAY_DEFS into the remaining loop over
4338         the statements.  Register defs by walking through the formal
4339         SSA_NAME table.
4341 2004-11-21  Roger Sayle  <roger@eyesopen.com>
4343         PR middle-end/18520
4344         * dojump.c (compare_from_rtx): Clarify mode argument in function
4345         description.  Correct order of mode/cmp_mode arguments in call to
4346         simplify_relational_operation.  Check "tem" for COMPARISON_P.
4348 2004-11-21  Paolo Bonzini  <bonzini@gnu.org>
4349             David Edelsohn  <edelsohn@gnu.org>
4351         PR target/17836
4352         * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
4353         synthetic vectors in memory.
4354         (function_arg_boundary): Align large synthetic vectors.
4355         (rs6000_pass_by_reference): Pass synthetic vectors in memory.
4357 2004-11-21  Jeff Law  <law@redhat.com>
4359         * cfg.c (update_bb_profile_for_threading): Do not rescale the
4360         successor probabilities if they are not going to change.  Pull
4361         division out of loop if we do need to rescale successor probabilities.
4363         * tree-ssa-threadupdate.c (redirection_data_hash): Use the
4364         index of the destination block for the hash value rather than
4365         hashing a pointer.
4367 2004-11-20  Joseph S. Myers  <joseph@codesourcery.com>
4369         * c-typeck.c (build_array_ref): Don't check for index == 0.  Make
4370         checks for neither argument being an array or pointer (swapping
4371         the arguments if necessary), the array argument being a pointer to
4372         or array of functions and for -Wchar-subscripts warnings upfront.
4374 2004-11-20  Jeff Law  <law@redhat.com>
4376         * regrename.c (copyprop_hardreg_forward): Only search for a
4377         previously processed block if the current block only has one
4378         predecessor.
4380 2004-11-20  Kazu Hirata  <kazu@cs.umass.edu>
4382         * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
4383         typos.
4384         * config/arm/arm.c: Follow spelling conventions.
4386 2004-11-20  Richard Earnshaw  <rearnsha@arm.com>
4388         * arm.c (arm_override_options): Use arm_ld_sched rather than testing
4389         a bit in tune_flags.
4390         (const_double_needs_minipool): Likewise.  Split most of the code out
4391         into ...
4392         (arm_const_double_inline_cost): ... new function here.
4393         * arm-protos.h (arm_const_double_inline_cost): Add prototype.
4394         * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
4395         word constants of length 2, 3 and 4 insns respectively.
4396         (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
4397         * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
4398         constraints.  Set insn lenghts accordingly.
4400 2004-11-19  Jeff Law  <law@redhat.com>
4402         * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
4403         a hash table.  Extensive modifications throughout to support
4404         that change.
4405         (struct el): New.
4406         (struct local_info): New.
4407         (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
4408         fields.
4409         (redirection_data): Now a hashtable.
4410         (redirection_data_hash, redirection_data_eq): New.
4411         (lookup_redirection_data, create_duplicates): New.
4412         (create_edge_and_update_destionation_phis): New.
4413         (fixup_template_block, redirect_edges): New.
4414         (thread_block): Use hash table traversals instead of loops over
4415         varray entries or incoming edge vectors.
4417 2004-11-19  Kazu Hirata  <kazu@cs.umass.edu>
4419         * basic-block.h (edge_def): Add dest_idx.
4420         * cfg.c (unchecked_make_edge): Initialize dest_idx.
4421         (remove_edge): Simplify the disconnection of an edge from its
4422         destination.
4423         (redirect_edge_succ): Likewise.
4424         * cfghooks.c (verify_flow_info): Check the consistency of
4425         dest_idx for each edge.
4427 2004-11-19  Aldy Hernandez  <aldyh@redhat.com>
4429         * simplify-rtx.c (simplify_ternary_operation): Use
4430         gen_int_mode.
4432 2004-11-19  Kazu Hirata  <kazu@cs.umass.edu>
4434         * tree-cfg.c (reinstall_phi_args): New.
4435         (tree_split_edge): Use it after redirecting an edge.  Don't
4436         modify PHI_ARG_EDGE.
4438 2004-11-19  Andreas Tobler  <a.tobler@schweiz.ch>
4440         * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
4441         if checking is enabled.
4443 2004-11-19  Joseph S. Myers  <joseph@codesourcery.com>
4445         * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
4446         too many nested scopes.
4448 2004-11-19  Dorit Naishlos  <dorit@il.ibm.com>
4450         PR tree-opt/18181
4451         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
4452         changed to suppoer uses-after-loop and to void creating flow paths
4453         that shouldn't exist.
4454         (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
4455         Modified to fit the new peeling scheme. Avoid quadratic behavior.
4456         (slpeel_add_loop_guard): Takes additional argument.
4457         (slpeel_verify_cfg_after_peeling): New function.
4458         (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
4459         documentation. Use 'exit-bb' instead of creating 'new-bb'.
4460         (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
4461         the new peeling scheme.
4462         (copy_phi_nodes): Function removed. Its functionality moved to
4463         update_phis_for_duplicate_loop.
4464         (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
4465         moved here. Added documentation. Modified to fit the new peeling scheme.
4466         (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
4467         needed - done in slpeel_tree_peel_loop_to_edge.
4468         (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
4469         (vect_do_peeling_for_loop_bound): Add documentation. Call
4470         slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
4471         with additional argument.
4472         (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
4474         (vect_finish_stmt_generation): Avoid 80 column oveflow.
4476 2004-11-19  Dorit Naishlos  <dorit@il.ibm.com>
4478         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
4479         arguments removed.
4480         (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
4481         without last two arguments. Update single_exit of loops.
4482         (vect_update_niters_after_peeling): Removed. Its functionality was
4483         moved to vect_do_peeling_for_alignment.
4484         (vect_do_peeling_for_loop_bound): New name for function previously
4485         called vect_transform_for_unknown_loop_bound.
4486         (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
4487         instead of code that duplicates the same functionality.
4488         (vect_do_peeling_for_alignment): Functionality of
4489         vect_update_niters_after_peeling moved here.
4490         (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
4491         previously named vect_transform_for_unknown_loop_bound - for both known
4492         and unknown loop bound cases.
4494 2004-11-19  Dorit Naishlos  <dorit@il.ibm.com>
4496         * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
4497         previously called verify_loop_for_duplication. All conditions compacted
4498         into one compound condition. Removed debug dumps.
4499         (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
4500         functionality moved to vect_can_advance_ivs_p, and some to
4501         vect_analyze_loop_form.
4502         (vect_can_advance_ivs_p): New function. Contains functionality that was
4503         taken out of vect_analyze_loop_with_symbolic_num_of_iters.
4504         (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
4505         (vect_analyze_operations): Call vect_can_advance_ivs_p and
4506         slpeel_can_duplicate_loop_p.
4507         (vect_get_loop_niters): Added documentation.
4508         (vect_analyze_loop_form): Check the loop entry always - not only in case
4509         of unknown loop bound. Create preheader and exit bb if necessary. Apply
4510         a check that used to take place in
4511         vect_analyze_loop_with_symbolic_num_of_iters.
4512         (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
4513         Remove redundant call to rewrite_into_loop_closed_ssa.
4514         (vect_compute_data_refs_alignment): Removed obsolete comment.
4516 2004-11-19  Dorit Naishlos  <dorit@il.ibm.com>
4518         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
4519         function previously called tree_duplicate_loop_to_edge.
4520         (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
4521         previously called tree_duplicate_loop_to_edge_cfg.
4522         (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
4523         function name.
4524         (slpeel_update_phi_nodes_for_guard): Likewise.
4525         (slpeel_make_loop_iterate_ntimes): Likewise.
4526         (slpeel_add_loop_guard): Likewise.
4527         (allocate_new_names, free_new_names): Function declaration moved to top
4528         of file.
4529         (rename_use_op, rename_def_op): Likewise.
4530         (rename_variables_in_bb, rename_variables_in_loop): Likewise.
4531         (vect_generate_tmps_on_preheader): Function declaration moved.
4532         (vect_transform_for_unknown_loop_bound): Added missing function
4533         declaration.
4535 2004-11-19  Andrew Pinski  <pinskia@physics.uc.edu>
4537         PR tree-opt/18507
4538         * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
4539         Define a VEC(tree_on_heap) for head.
4540         (register_new_def): Change second argument to be a VEC(tree_on_heap).
4541         * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
4542         (tree_ssa_dominator_optimize): Initialize block_defs_stack with
4543         the VEC(tree_on_heap) function.  Also free it before returning.
4544         (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
4545         for block_defs_stack.
4546         (restore_currdefs_to_original_value): Use VEC_length instead of
4547         VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
4548         (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
4549         for block_defs_stack.
4550         * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
4551         (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
4552         for block_defs_stack.
4553         (ssa_register_new_def): Likewise.
4554         (ssa_rewrite_initialize_block): Likewise.
4555         (rewrite_finalize_block): Use VEC_length instead of
4556         VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
4557         (ssa_rewrite_finalize_block): Likewise.
4558         (register_new_def): Change second argument to be a VEC(tree_on_heap).
4559         Use VEC_safe_push instead of VARRAY_PUSH_TREE.
4560         (rewrite_blocks): Initialize block_defs_stack with
4561         the VEC(tree_on_heap) function.  Also free it before returning.
4562         (rewrite_ssa_into_ssa): Likewise.
4564 2004-11-19  Fariborz Jahanian <fjahanian@apple.com>
4566         * config/darwin.c (machopic_data_defined_p): return 1 for
4567         MACHOPIC_DEFINED_FUNCTION.
4569 2004-11-19  Jeff Law  <law@redhat.com>
4571         * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
4572         arguments.
4574 2004-11-19  Paul Brook  <paul@codesourcery.com>
4576         PR target/17735
4577         * varasm.c (default_assemble_integer): Allow pointer-sized values.
4578         Expand comment.
4580 2004-11-19  Nick Clifton  <nickc@redhat.com>
4582         * config/stormy16/stormy16.c (combine_bnp): Add code to handle
4583         zero_extension and lshiftrt insns.
4584         Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
4585         where appropriate.
4586         * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
4587         to handle bp and bn insn patterns with a zero_extend rtx
4588         inside them.
4590 2004-11-19  Ian Lance Taylor  <ian@wasabisystems.com>
4592         * config/arm/arm.md (generic_sched): Make const.
4594 2004-11-19  Kazu Hirata  <kazu@cs.umass.edu>
4596         * emit-rtl.c (classify_insn): Make it static.
4597         * rtl.h: Remove the corresponding prototype.
4599         * integrate.c (has_func_hard_reg_initial_val,
4600         get_func_hard_reg_initial_val): Make them static.
4601         * integrate.h: Remove the corresponding prototypes.
4603 2004-11-19  Ben Elliston  <bje@au.ibm.com>
4605         * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
4606         (dw2_asm_output_delta_sleb128): Likewise.
4607         * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
4608         (dw2_asm_output_delta_sleb128): Likewise.
4610 2004-11-19  Adam Nemet  <anemet@lnxw.com>
4612         * tree-ssa-alias.c: Fix comment.
4614 2004-11-19  Kazu Hirata  <kazu@cs.umass.edu>
4616         * tree-outof-ssa.c: Fix a comment typo.
4618 2004-11-19  Ben Elliston  <bje@au.ibm.com>
4620         * predict.h (predict_insn): Remove extern declaration.
4621         * predict.c (predict_insn): Make static.
4623 2004-11-19  Alan Modra  <amodra@bigpond.net.au>
4625         * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
4627 2004-11-18  Nicolas Pitre <nico@cam.org>
4629         * config/arm/arm.c (const_double_needs_minipool): New function to
4630         determine if a CONST_DOUBLE should be pushed to the minipool.
4631         (note_invalid_constants): Use it.
4633 2004-11-18  Paul Brook  <paul@codesourcery.com>
4635         * config/arm/arm.c (target_float_switch): New variable..
4636         (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
4637         target_float_switch.
4638         * config/arm/arm.h (target_float_switch): Declare.
4639         (ARM_FLAG_SOFT_FLOAT): Remove.
4640         (TARGET_SWITCHES): Remove hard-float and soft-float.
4641         (TARGET_OPTIONS): Add hard-float and soft-float.
4642         (TARGET_DEFAULT_FLOAT_ABI): Define.
4643         * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
4644         (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
4645         * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
4646         * config/arm/netbsd-elf.h: Ditto.
4647         * config/arm/netbsd.h: Ditto.
4648         * config/arm/pe.h: Ditto.
4649         * config/arm/unknown-elf.h: Ditto.
4650         * config/arm/wince-pe.h: Ditto.
4651         * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
4652         * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
4653         * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
4655 2004-11-18  Nathan Sidwell  <nathan@codesourcery.com>
4657         * config/rs6000/altivec.md (VI, VF, V): New mode macros.
4658         (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
4659         altivec_lvx_4sf): Rename and replace with ...
4660         (altivec_lvx_<mode>): ... mode macro version.
4661         (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
4662         altivec_stvx_4sf): Rename and replace with ...
4663         (altivec_stvx_<mode>): ... mode macro version.
4664         (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
4665         (mov<mode>): ... mode macro version.
4666         (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
4667         *movv4sf_internal1): Replace with ...
4668         (*mov<mode>_internal): ... mode macro version.
4669         (get_vrsave_internal, *set_vrsave_internal, *save_world,
4670         *restore_world): Unquote output statements.
4671         * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
4672         altivec_expand_st_builtin): Adjust insn names.
4674 2004-11-18  Aldy Hernandez  <aldyh@redhat.com>
4676         * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
4677         previous change.
4678         (rs6000_override_options): Likewise.
4679         (spe_build_register_parallel): Handle complex doubles on e500v2.
4680         (rs6000_spe_function_arg): Likewise.
4681         (function_arg): Likewise.
4682         (rs6000_function_value): Likewise.
4683         (rs6000_libcall_value): Likewise.
4685 2004-11-18  Andrew Pinski  <pinskia@physics.uc.edu>
4687         * ifcvt.c (find_if_block): Move the check for the number of edges
4688         above the loops checking for complex edges.
4689         Remove the counting of edges as we use EDGE_COUNT now.
4691 2004-11-18  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
4693         * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
4694         TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
4696 2004-11-18  Andreas Schwab  <schwab@suse.de>
4698         * config/i386/i386.md (define_peephole2): Revert last change.
4700 2004-11-18  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
4702         * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
4703         TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
4705 2004-11-18  Diego Novillo  <dnovillo@redhat.com>
4707         * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
4708         of FOR_EACH_BB.
4710 2004-11-18  Jon Grimm <jgrimm2@us.ibm.com>
4712         * Makefile.in (macro_list): Depend on s-macro_list.
4713         (s-macro_list): New target.
4715 2004-11-18  Nathan Sidwell  <nathan@codesourcery.com>
4717         PR target/17107
4718         * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
4719         (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
4720         (fold_range_test): Adjust.
4721         (fold_truthop): Use it.
4722         * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
4723         (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
4725 2004-11-18  Uros Bizjak  <uros@kss-loka.si>
4727         * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
4728         insn split constraint.
4729         (define_peephole2): Remove unneeded "&& 1" from peephole2
4730         constraints.
4732 2004-11-18  Ben Elliston  <bje@au.ibm.com>
4734         * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
4735         element for bsi_prev; use @findex instead.
4737 2004-11-18  Ben Elliston  <bje@au.ibm.com>
4739         * opts.h (add_input_filename): Remove extern declaration.
4740         * opts.c (add_input_filename): Make static.
4742 2004-11-17  Mark Mitchell  <mark@codesourcery.com>
4744         * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
4745         ATTRIBUTE_UNUSED.
4747 2004-11-17  Zack Weinberg  <zack@codesourcery.com>
4749         * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
4750         * system.h: Poison it.
4751         * doc/tm.texi: Delete its documentation.
4753 2004-11-18  Daniel Jacobowitz  <dan@codesourcery.com>
4754             Mark Mitchell  <mark@codesourcery.com>
4756         * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
4757         * config/i386/i386.c (i386_solaris_elf_named_section): New
4758         function.
4759         * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
4760         * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
4761         64-bit.
4762         (ASM_QUAD): Don't undefine for biarch targets.
4763         * config/i386/t-sol2: Introduce multilib support.
4765 2004-11-18  Ben Elliston  <bje@au.ibm.com>
4767         * cgraphunit.c: Replace "it's" with "its" and fix a typo.
4769 2004-11-18  Ben Elliston  <bje@au.ibm.com>
4771         * cgraph.h: Replace "it's" with "its" throughout.
4773 2004-11-18  Ben Elliston  <bje@au.ibm.com>
4775         * doc/rtl.texi (Flags): Grammar fix.
4777 2004-11-17  Kazu Hirata  <kazu@cs.umass.edu>
4779         * expmed.c (alg_code): Add alg_unknown.
4780         (alg_hash_entry): New.
4781         (NUM_ALG_HASH_ENTRIES): Likewise.
4782         (alg_hash): Likewise.
4783         (synth_mult): Cache the result into alg_hash.
4785 2004-11-17  Zack Weinberg  <zack@codesourcery.com>
4787         * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
4788         config/rs6000/libgcc-ppc64.ver.
4790 2004-11-17  Kazu Hirata  <kazu@cs.umass.edu>
4792         * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
4793         checking if an unconditional return is followed by a barrier.
4795         * jump.c (condjump_p): Remove unreachable code.
4797         * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
4798         tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
4799         tree-ssa-live.h, tree.h: Remove unused prototypes.
4801 2004-11-17  Jeff Law  <law@redhat.com>
4803         * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
4804         (edge_to_cases_elt): Renamed from edge_to_case_leader.
4805         (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
4806         (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
4807         (edge_to_cases_cleanup, recording_case_labels_p): New functions.
4808         (get_cases_for_edge): New function.
4809         (start_recording_case_labels, end_recording_case_labels): Similarly.
4810         (record_switch_edge): Don't muck with the CASE_LABEL.  Instead
4811         chain equivalent CASE_LABEL_EXPRs together.
4812         (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
4813         (make_switch_expr_edges): Do not record edge/cases here.
4814         (cleanup_tree_cfg): Record cases around the call to thread_jumps.
4815         (split_critical_edges): Record cases around the edge splitting code.
4816         (cleanup_dead_labels): Use CASE_LABEL again.
4817         (tree_redirect_edge_and_branch): If we have a mapping from edge
4818         to cases, use it to handle redirections.  Else do it the slow way.
4819         * tree.h (CASE_LEADER_OR_LABEL): Kill.
4820         (CASE_LABEL): Revert to just looking at the tree's second operand.
4821         * tree.c (get_case_label): Kill.
4823 2004-11-17  Diego Novillo  <dnovillo@redhat.com>
4825         PR tree-optimization/18307
4826         * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
4827         'orig' are the same node.
4828         (collect_points_to_info_r): Do not call merge_pointed_to_info
4829         when the PHI argument is identical to the LHS.
4831 2004-11-17  Steven Bosscher  <stevenb@suse.de>
4833         * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
4834         to insert the exit or entry block.
4835         (ssa_prop_init): Use add_control_edge to seed the algorithm.
4837 2004-11-16  Zack Weinberg  <zack@codesourcery.com>
4839         * mkmap-flat.awk, mkmap-symver.awk: If the last version
4840         assigned to a symbol was '%exclude', do not emit it anywhere.
4841         If leading_underscore is true, prefix all symbols from the
4842         version scripts with a leading underscore before comparing
4843         them with nm output or emitting them.  Remove support for dot
4844         symbols.
4845         * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
4846         (SHLIB_MAPFILES): Use libgcc-std.ver.
4847         (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
4848         (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
4849         * config/sh/t-linux: Use the normal libgcc-std.ver, plus
4850         libgcc-excl.ver and libgcc-glibc.ver.
4852         * config/sh/libgcc-excl.ver: New file.
4853         * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
4855 2004-11-16  Daniel Berlin  <dberlin@dberlin.org>
4857         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
4858         the test when the edge has the opposite meaning, not when
4859         the first argument is invariant.
4861 2004-11-16  Aldy Hernandez  <aldyh@redhat.com>
4863         * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
4864         doubles.
4865         (rs6000_complex_function_value): Handle e500 v2 variant.
4867 2004-11-16  Daniel Berlin  <dberlin@dberlin.org>
4869         Fix PR tree-optimization/18519
4871         * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
4872         * tree-pass.h: Add TODO_cleanup_cfg.
4873         * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
4874         (ccp_finalize): Remove call to cleanup_cfg.
4875         * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
4876         (pass_cd_dce): Ditto.
4877         (perform_tree_ssa_dce): Remove call to cleanup_cfg,
4878         dump_function_to_file.
4879         * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
4880         to cleanup_cfg.
4881         (pass_ch): Add TODO_cleanup_cfg.
4882         * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
4883         cleanup_cfg.
4884         (pass_loop_done): Add TODO_cleanup_cfg.
4885         * tree-ssa-phiopt.c (pass_phiopt): Ditto.
4886         (tree_ssa_phiopt): Remove call to cleanup_cfg.
4888 2004-11-16  Devang Patel  <dpatel@apple.com>
4890         * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
4892 2004-11-16  Kazu Hirata  <kazu@cs.umass.edu>
4894         * expmed.c, ra-colorize.c: Fix comment typos.
4896         * doc/tm.texi: Fix typos.
4898 2004-11-16  Daniel Jacobowitz  <dan@codesourcery.com>
4899             Mark Mitchell  <mark@codesourcery.com>
4901         PR target/6123
4902         * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
4903         __pic__ if PIC.
4905 2004-11-16  Ulrich Weigand  <uweigand@de.ibm.com>
4907         * regmove.c (regmove_optimize): Use lowpart_subreg instead of
4908         gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
4910 2004-11-16  Devang Patel  <dpatel@apple.com>
4912         * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
4914 2004-11-16  Eric Christopher  <echristo@redhat.com>
4916         * config/mips/mips.c: Use rtl _P predicates.
4917         * config/mips/mips.h: Ditto.
4918         * config/mips/mips.md: Ditto.
4920 2004-11-16  Fariborz Jahanian <fjahanian@apple.com>
4922         * config/rs6000/altivec.md (altivec_vandc): Canonicalize
4923         the pattern.
4925 2004-11-16  Andreas Krebbel  <krebbel1@de.ibm.com>
4927         * config/s390/s390.c (s390_cc_modes_compatible): New function.
4928         (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
4930 2004-11-16  Kaz Kojima  <kkojima@gcc.gnu.org>
4932         PR target/18447
4933         * config/sh/sh.c (prepare_move_operands): Emit blockage insns
4934         before and after the insns for getting GOT address in non-PIC
4935         TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
4936         is enabled.
4938 2004-11-16  Andreas Krebbel  <krebbel1@de.ibm.com>
4940         * gcc/cse.c (struct change_cc_mode_args): New structure.
4941         (cse_change_cc_mode_insn): New function.
4942         (cse_change_cc_mode): Use validate_change to perfom changes.
4943         (cse_change_cc_mode_insns, cse_condition_code_reg):
4944         Call cse_change_cc_mode_insn.
4946 2004-11-16  Steven Bosscher  <stevenb@suse.de>
4948         * stack.h: Remove.
4950 2004-11-16  Steven Bosscher  <stevenb@suse.de>
4952         * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
4954 2004-11-15  Dale Johannesen  <dalej@apple.com>
4956         * tree-flow.h (add_referenced_temp_var):  Remove name from prototype.
4958 2004-11-15  Dale Johannesen  <dalej@apple.com>
4960         * profile.c (compute_branch_probabilities):  Prevent
4961         crash with EH in RTL-based profiling.
4963 2004-11-16  Kazu Hirata  <kazu@cs.umass.edu>
4965         * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
4966         COND_EXPR_COND.
4967         * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
4968         * tree-ssa-dom.c (thread_across_edge): Likewise.
4969         * tree-vectorizer.c (vect_transform_loop_bound): Replace
4970         TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
4971         COND_EXPR_ELSE.
4973         * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
4974         (tree_flow_call_edges_add): Update the call to
4975         bsi_commit_edge_inserts.
4976         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
4977         * profile.c (branch_prob): Likewise.
4978         * tree-mudflap.c (mf_decl_cache_locals): Likewise.
4979         * tree-sra.c (scalarize_function): Likewise.
4980         * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
4981         * tree-ssa-pre.c (fini_pre): Likewise.
4982         * tree-flow.h: Update the prototype for
4983         bsi_commit_edge_inserts.
4985 2004-11-15  Eric Christopher  <echristo@redhat.com>
4987         * sched-deps.c (set_sched_group_p): Delete.
4988         (delete_all_dependencies): New function.
4989         (fixup_sched_groups): Use. New function.
4990         (sched_analyze_insn): Use.
4992 2004-11-15  Joseph S. Myers  <joseph@codesourcery.com>
4994         * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
4995         RROTATE_EXPR or unknown code.
4996         * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
4997         LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
4998         UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
4999         or unknown code.
5001 2004-11-15  Joseph S. Myers  <joseph@codesourcery.com>
5003         PR c/18498
5004         * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
5005         after processing the declarator.
5007 2004-11-15  Aldy Hernandez  <aldyh@redhat.com>
5009         * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
5010         vec_duplicate.
5011         (altivec_vspltb): Same.
5012         (altivec_vspltw): Same.
5013         (altivec_vspltisb): Same.
5014         (altivec_vspltish): Same.
5015         (altivec_vspltisw): Same.
5016         (altivec_vspltisw_v4sf): Same.
5017         (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
5018         UNSPEC_VSPLTISH.
5019         Move "End of vector xor's" comment to the right place.
5021 2004-11-15  Steve Ellcey  <sje@cup.hp.com>
5023         * config/ia64/ia64.md (*movtf_internal):  Use destination_operand
5024         instead of nonimmediate_operand.
5026 2004-11-15  Mark Mitchell <mark@codesourcery.com>
5028         * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
5029         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
5030         * config/sol2.c (solaris_output_init_fini): Update calls to
5031         ASM_OUTPUT_CALL.  Include "rtl.h".
5033 2004-11-15  Mark Mitchell <mark@codesourcery.com>
5035         * config/sol2-c.c (cmn_err_char_table): Add "p".
5037 2004-11-15  Mark Mitchell <mark@codesourcery.com>
5039         * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
5040         * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
5042 2004-11-15  Mark Mitchell <mark@codesourcery.com>
5044         * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
5045         within the multilib directory.
5047 2004-11-15  Nick Clifton  <nickc@redhat.com>
5049         * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
5050         builtin assert of cpu=xstormy16.
5052 2004-11-15  Nathan Sidwell  <nathan@codesourcery.com>
5054         * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
5055         variable.
5057 2004-11-14  Richard Henderson  <rth@redhat.com>
5059         PR 18480
5060         * calls.c (struct arg_data): Add parallel_value.
5061         (precompute_register_parameters): Set it.
5062         (load_register_parameters): Use it.
5063         (store_one_arg): Also set it here.
5065 2004-11-14  Zdenek Dvorak  <dvorakz@suse.cz>
5067         PR tree-optimization/18431
5068         * fold-const.c (associate_trees): Do not produce x + 0.
5069         (fold_widened_comparison, fold_sign_changed_comparison): New functions.
5070         (fold): Use them.
5071         * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
5072         Moved ...
5073         * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
5074         * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
5076 2004-11-14  Eric Botcazou <ebotcazou@libertysurf.fr>
5078         * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
5080 2004-11-14  Kazu Hirata  <kazu@cs.umass.edu>
5082         * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
5083         value-prof.c: Fix comment typos.
5085 2004-11-14  Stan Shebs  <shebs@apple.com>
5087         Basic ABI changes for passing structs by value in 64-bit Darwin.
5088         * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
5089         (rs6000_override_options): Set it for 64-bit Darwin.
5090         (rs6000_parse_abi_options): Add testing options to change it.
5091         (rs6000_return_in_memory): Test whether the type is one
5092         that can be passed in registers.
5093         (darwin64_function_arg_advance): New.
5094         (function_arg_advance): Call it, plus add recursion depth
5095         argument and test when counting off arguments.
5096         (rs6000_darwin64_function_arg): New.
5097         (function_arg): Call it.
5098         (setup_incoming_varargs): Add argument to function_arg_advance.
5099         (rs6000_darwin64_function_value): New.
5100         (rs6000_function_value): Call it.
5101         * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
5102         * config/rs6000/rs6000-protos.h: Update decl of
5103         function_arg_advance.
5105 2004-11-14  Andrew Pinski  <pinskia@physics.uc.edu>
5107         PR c/17279
5108         * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
5109         support TImode before adding __int128_t and __uint128_t types.
5111 2004-11-14  Dorit Naishlos  <dorit@il.ibm.com>
5113         PR tree-opt/18400
5114         * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
5115         (vect_transform_loop_bound): Set loop->nb_iterations.
5117 2004-11-14  Dorit Naishlos  <dorit@il.ibm.com>
5118             Andrew Pinski  <pinskia@physics.uc.edu>
5120         PR tree-opt/18425
5121         * tree-vectorize.c (vect_build_loop_niters): Do not insert
5122         NULL into the instruction stream. Initialize new_bb to NULL.
5123         (vect_update_ivs_after_vectorizer): Likewise.
5124         (vect_gen_niters_for_prolog_loop): Likewise.
5126 2004-11-14  Zdenek Dvorak  <dvorakz@suse.cz>
5128         PR tree-optimization/18431
5129         * tree-flow.h (stmt_references_memory_p): Declare.
5130         * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
5131         * tree-ssa.c (stmt_references_memory_p): New function.
5133 2004-11-14  Andreas Schwab  <schwab@suse.de>
5135         * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
5136         $(EXPR_H).
5138 2004-11-14  Kazu Hirata  <kazu@cs.umass.edu>
5140         * c-common.c (walk_stmt_tree): Remove.
5141         * c-common.h: Remove the corresponding prototype.
5143         * emit-rtl.c (push_to_full_sequence): Remove.
5144         * rtl.h: Remove the corresponding prototype.
5146         * cselib.c, expr.c: Fix comment typos.
5148 2004-11-13  Richard Henderson  <rth@redhat.com>
5150         * calls.c (precompute_register_parameters): Force all PARALLELs
5151         into pseudo registers.
5152         (load_register_parameters): Copy PARALLELs into hard registers.
5153         * function.c (assign_parm_setup_block): Copy PARALLELS into
5154         pseudo registers.  Do emit_group_store in conversion_insns.
5155         * expr.c (emit_group_load_1): Rename from emit_group_load, take
5156         tmps as an argument.  Move final copy loop ...
5157         (emit_group_load): ... here.  New function.
5158         (emit_group_load_into_temps, emit_group_move_into_temps): New.
5159         * expr.h: Declare them.
5161 2004-11-14  Kazu Hirata  <kazu@cs.umass.edu>
5163         * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
5164         tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
5165         with PHI_CHAIN where appropriate.
5167 2004-11-13  Dale Johannesen  <dalej@apple.com>
5169         * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
5170         (tree_block_label): Ditto.
5171         (flush_pending_stmts): Ditto.
5172         (insert_edge_copies): Ditto.
5173         (expr_invariant_in_loop_p): Ditto.
5174         (TDF_USE_OPS): Parenthesize definition.
5175         (TDF_USE_VOPS): Ditto.
5177 2004-11-13  David Edelsohn  <edelsohn@gnu.org>
5179         * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
5180         * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
5181         (atoll): Declare.
5182         * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
5184 2004-11-14  Joseph Myers  <joseph@codesourcery.com>
5186         * config/i386/i386.c (override_options): Move loop to set default
5187         tuning to correct place.
5189 2004-11-13  Zak Kipling  <zak@transversal.com>
5191         PR target/18300
5192         * config/i386/i386.c (classify_argument): Fix infinite loop when
5193         passing object with 3 or more base classes by value.
5195 2004-11-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
5197         * doc/md.texi (constraints) <% modifier>: Mention that it is
5198         useless when the two alternatives are strictly identical.
5200 2004-11-13  Richard Henderson  <rth@redhat.com>
5202         * expmed.c (extract_split_bit_field): Temporarily disable call to
5203         extract_force_align_mem_bit_field.
5205 2004-11-13  Kazu Hirata  <kazu@cs.umass.edu>
5207         * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
5208         formatting.
5210         * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
5211         lambda-code.c, postreload.c, predict.c, tree-sra.c,
5212         tree-ssa-loop-manip.c, tree.c: Fix comment typos.
5214 2004-11-13  Kelley Cook  <kcook@gcc.gnu.org>
5216         * doc/install.texi (automake): Correctly document that everything now
5217         will use automake 1.9.3.
5219 2004-11-13  Hans-Peter Nilsson  <hp@bitrange.com>
5221         PR target/18347
5222         * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
5223         TImode.  Sorry for other non-complex larger-than-64-bit modes.
5224         * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
5226 2004-11-13  Kelley Cook  <kcook@gcc.gnu.org>
5228         * doc/install.texi (automake): Document that everything now uses 1.9.
5230 2004-11-13  Bernd Schmidt  <bernd.schmidt@analog.com>
5232         * cse.c (cse_insn): Stores in a libcall sequence can invalidate
5233         previous loads.
5235 2004-11-13  Kazu Hirata  <kazu@cs.umass.edu>
5237         * tree.h: Fix comment typos.
5239 2004-11-13  Steven Bosscher  <stevenb@suse.de>
5241         * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
5242         HARD_REGISTER_NUM_P.
5244         * cselib.c (new_cselib_val): Make comment correct and more detailed.
5245         * flow.c (mark_set_1): Likewise.
5247         * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
5248         duplicate_eh_regions): Remove.
5249         * except.h (duplicate_eh_regions): Remove prototype.
5250         * integrate.c (get_label_from_map, copy_rtx_and_substitute,
5251         global_const_equiv_varray): Remove.
5252         * integrate.h (get_label_from_map, copy_rtx_and_substitute,
5253         global_const_equiv_varray, set_label_in_map): Remove prototypes,
5254         extern declaration, and #define.
5255         (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
5256         (struct inline_remap): Remove.
5257         * varray.c (struct element): Remove entry for const_equiv_data.
5258         * varray.h (struct const_equiv_data): Remove.
5259         (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
5260         (union varray_data_tag) <const_equiv>: Remove.
5261         (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
5262         VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
5264         * regstack.c (record_label_references): Remove unused function.
5266         * rtl.def (VALUE): Update comment.
5267         (LABEL_REF): Remove unused operand 2.
5268         * rtl.h (struct rtx_def): Update for removed accessor macros.
5269         (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
5270         REG_LOOP_TEST_P): Remove.
5271         (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
5272         * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
5273         * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
5275 2004-11-13  James A. Morrison  <phython@gcc.gnu.org>
5276             Eric Botcazou  <ebotcazou@libertysurf.fr>
5278         PR target/18230
5279         * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
5280         patterns.
5281         * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
5282         (V32I): New macro for 32-bit modes.
5283         (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
5284         iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
5285         xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
5286         xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
5287         one_cmpldi_sp64): Use V64I instead of DI.
5288         (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
5289         xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
5290         (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
5291         (nandv64i_vis, nandv32i_vis): New patterns.
5293 2004-11-12  Mike Stump  <mrs@apple.com>
5295         * Makefile.in: Add html support.
5296         * java/Make-lang.in: Likewise.
5297         * fortran/Make-lang.in: Likewise.
5298         * treelang/Make-lang.in: Likewise.
5299         * doc/install.texi: Likewise.
5300         * doc/makefile.texi: Likewise.
5301         * doc/sourcebuild.texi: Likewise.
5303 2004-11-13  Kazu Hirata  <kazu@cs.umass.edu>
5305         * tree-ssa-loop-manip.c: Fix a comment typo.
5307 2004-11-12  Mike Stump  <mrs@apple.com>
5309         * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
5310         renaming this node to Concept Index.
5311         * doc/gccint.texi (Index): Likewise.  Also minor formatting tweaks
5312         to more closely match gcc.texi.
5314 2004-11-12  Jeff Law  <law@redhat.com>
5316         * tree-cfg.c (hashtab.h): Include.
5317         (struct edge_to_case_leader_elt): New structure.
5318         (edge_to_case_leader): New.
5319         (edge_to_case_leader_hash): New hashtable hasing function.
5320         (edge_to_case_leader_eq): New hashtable equality function.
5321         (record_switch_edge): New function.
5322         (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
5323         (make_switch_expr_edges): Build the edge-to-case-leader
5324         hash table.  Tear down the hash table when we're done.
5325         (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
5326         CASE_LABEL.
5327         (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
5328         (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
5329         to use new concept of case leaders to reduce overhead of
5330         redirecting outgoing edges from switch statements.
5331         * tree.c (get_case_label): New function.
5332         * tree.h (CASE_LABEL): Define in terms of get_case_label.
5333         (CASE_LEADER_OR_LABEL): Define.
5335 2004-11-12  Ziemowit Laski  <zlaski@apple.com>
5337         * varasm.c (output_addressed_constants): For CONST_DECLs,
5338         output the initializer if present.
5340 2004-11-12  Ziemowit Laski  <zlaski@apple.com>
5342         * config/rs6000/darwin.h: Fix confusing typo in comment.
5344 2004-11-12  Devang Patel  <dpatel@apple.com>
5346         * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
5348 2004-11-12  Devang Patel  <dpatel@apple.com>
5350         * tree-if-conv.c (clean_predicate_lists): Use loop header
5351         and latch directly.
5353 2004-11-12  Richard Henderson  <rth@redhat.com>
5355         PR 17778
5356         * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
5357         * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5358         (TARGET_96_ROUND_53_LONG_DOUBLE): New.
5359         * config/i386/i386-modes.def (XF): Use it.
5361 2004-11-11  Geoffrey Keating  <geoffk@apple.com>
5363         * Makefile.in (macro_list): Use move-if-change to avoid spurious
5364         rebuilds.
5366 2004-11-12  Mark Mitchell  <mark@codesourcery.com>
5368         PR c++/18416
5369         * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
5370         when deciding whether to pass a variable to
5371         cgraph_varpool_finalize_decl or assemble_variable.
5372         * toplev.c (check_global_declarations): Do not clear DECL_RTL.
5374 2004-11-12  Kazu Hirata  <kazu@cs.umass.edu>
5376         * tree-vectorizer.c: Fix a comment typo.
5378 2004-11-12  Bernd Schmidt  <bernd.schmidt@analog.com>
5380         * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
5382 2004-11-12  Diego Novillo  <dnovillo@redhat.com>
5384         * tree-scalar-evolution.c (analyzable_condition): Remove
5385         superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
5387 2004-11-12  Ralf Corsepius  <ralf.corsepius@rtems.org>
5389         * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
5390         Remove m505/roe multilib variant.
5392 2004-11-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
5394         * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
5395         to load from the stack.
5397 2004-11-12  Richard Henderson  <rth@redhat.com>
5399         * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
5400         (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
5401         * toplev.h (FL2T__): Remove.
5402         (CLZ_HWI): Rename from FL2T_CLZ__.
5403         (CTZ_HWI): New.
5404         (floor_log2): Simplify.
5405         (exact_log2): New.
5407 2004-11-12  Sebastian Pop  <pop@cri.ensmp.fr>
5409         * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
5410         compute the first overlapping iterations.
5412 2004-11-12  Sebastian Pop  <pop@cri.ensmp.fr>
5414         PR middle-end/18005
5415         * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
5416         that arguments of EXACT_DIV_EXPR are INTEGER_CST.
5418 2004-11-12  Steven Bosscher  <stevenb@suse.de>
5420         PR tree-optimization/18419
5421         * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
5422         pointer set instead of a bitmap.
5423         (walk_use_def_chains): Create, pass and clean up that pointer_set.
5425         * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
5426         field an sbitmap.
5427         (init_alias_info): Allocate and zero it here.
5428         (delete_alias_info): Delete it here.
5429         (collect_points_to_info_for): Use it.
5431 2004-11-11  Kazu Hirata  <kazu@cs.umass.edu>
5433         * alias.c (record_alias_subset, addr_side_effect_eval):
5434         Make them static.
5435         * alias.h: Remove the prototype for record_alias_subset.
5436         * expr.h: Remove the commented-out prototype for
5437         record_alias_subset.
5438         * rtl.h: Remove the prototype for addr_side_effect_eval.
5440         * cfglayout.c (choose_inner_scope): Make it static.
5441         * rtl.h: Remove the corresponding prototype.
5443         * cfgloopmanip.c (update_single_exits_after_duplication,
5444         unloop): Make them static.
5445         * cfgloop.h: Remove the corresponding prototypes.
5447         * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
5448         Make them static.
5449         * c-tree.h: Remove the corresponding prototypes.
5451         * explow.c (round_push): Make it static.
5452         * expr.h: Remove the corresponding prototype.
5454         * varasm.c (get_named_section_flags, decl_tls_model): Make
5455         them static.
5456         * output.h: Remove the prototype for get_named_section_flags.
5457         * tree.h: Remove the prototype for decl_tls_model.
5459 2004-11-11  Kazu Hirata  <kazu@cs.umass.edu>
5461         * function.c (expand_function_end): Remove an "if" statement
5462         that always triggers.
5463         * stmt.c (expand_null_return_1): Likewise.
5465 2004-11-11  James E. Wilson  <wilson@specifixinc.com>
5467         * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
5468         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
5469         CLASS_MAX_NREGS): Likewise.
5471 2004-11-11  Zdenek Dvorak  <dvorakz@suse.cz>
5473         PR tree-optimization/17742
5474         * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
5475         MINUS_EXPR correctly.
5477 2004-11-11  Sebastian Pop  <pop@cri.ensmp.fr>
5479         * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
5480         Give up as soon as the evolution is known not computable.
5482 2004-11-11  Nathan Sidwell  <nathan@codesourcery.com>
5484         PR target/16457
5485         * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
5486         mask64_1or2_operand.
5487         (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
5488         to spot rlwinm opportunities.
5489         (and64_2_operand): Use mask_1or2_operand.
5490         * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
5492 2004-11-11  Dorit Naishlos  <dorit@il.ibm.com>
5494         * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
5495         (vect_update_ivs_after_vectorizer): Update function documentation.
5496         Avoid quadratic behavior and direct write to PHI_ARG_DEF.
5498 2004-11-11  Kazu Hirata  <kazu@cs.umass.edu>
5500         * config/arm/arm.c: Fix a comment typo.
5502 2004-11-11  Nathan Sidwell  <nathan@codesourcery.com>
5504         * bitmap.h (nBITMAP_WORD_BITS): Remove.
5505         (BITMAP_WORD_BITS): Force unsigned by use of 1u.
5506         (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
5507         unnecessary casts.
5508         (bitmap_first_set_bit): Return unsigned, use ctzl.
5509         (bitmap_last_set_bit): Remove.
5510         * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
5511         unsigned.
5512         (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
5513         remove special case code for two word elements.
5514         (bitmap_last_set_bit): Remove.
5515         * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
5516         bitmap_first_set_bit with bitmap_empty_p.
5517         * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
5518         * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
5519         bitmap_last_bit_set.
5521 2004-11-11  Nathan Sidwell  <nathan@codesourcery.com>
5523         PR target/16796
5524         * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
5526         PR target/16458
5527         * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
5528         unsigned equality compare when we know the operands are unsigned.
5530 2004-11-10  Peter S. Mazinger  <ps.m@gmx.net>
5532         * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
5533         __PIC__ and __pic__ only if TARGET_ABICALLS.
5534         (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
5535         (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
5536         -KPIC only if not -mno-abicalls.
5538         * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
5539         * config/sparc/linux.h, config/sparc/linux64.h
5540         (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
5542         * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
5543         * config/pa/pa/linux.h (CPP_SPEC): Likewise.
5544         * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
5545         * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
5547 2004-11-11  Paul Brook  <paul@codesourcery.com>
5549         * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
5550         register if current_function_uses_pic_offset_table is set.
5552 2004-11-10  David Edelsohn  <edelsohn@gnu.org>
5554         * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
5555         Change multi-instruction sequences to new attribute.
5556         * config/rs6000/{40x.md,440.md,603.md,6xx.md,
5557         7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
5558         rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
5560 2004-11-10  Daniel Berlin  <dberlin@dberlin.org>
5562         * tree-data-ref.c (build_classic_dist_vector): If either loop
5563         is outside of the nest we asked about, the dependence can't
5564         matter.
5565         (build_classic_dir_vector): Ditto.
5567 2004-11-10  Zdenek Dvorak  <dvorakz@suse.cz>
5569         * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
5570         right order.
5571         (force_var_cost): Determine cost of addition and multiplication more
5572         precisely.
5573         (get_computation_cost_at): Add cost for computing address elements to
5574         the final cost.
5576         * fold-const.c (fold): Attempt to use ptr_difference_const whenever
5577         one of the arguments of MINUS_EXPR is an address.
5578         (split_address_to_core_and_offset): New function.
5579         (ptr_difference_const): Handle case when one of the operands is a
5580         pointer.
5581         * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
5582         (ptr_difference_cost): Pass addresses instead of objects to
5583         ptr_difference_const.
5585 2004-11-10  Nathan Sidwell  <nathan@codesourcery.com>
5587         * tree.c (tree_check_failed): Emit general error if the list of
5588         node types is empty.
5590 2004-11-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
5592         * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
5593         argument.  When the union is passed in the 6th slot, build a
5594         PARALLEL with only one element.
5595         (function_arg): Adjust call to function_arg_union_value.
5596         (function_value): Likewise.
5598 2004-11-10  Fariborz Jahanian <fjahanian@apple.com>
5600         PR tree-optimization/17892
5601         * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
5602         MINUS_EXPR operator.
5604 2004-11-10  James A. Morrison  <phython@gcc.gnu.org>
5606         PR target/18230
5607         config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
5608         (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
5610 2004-11-10  Steven Bosscher  <stevenb@suse.de>
5612         * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
5613         (struct basic_block_def): Remove local_set and cond_local_set
5614         fields.  Update comment for global_live_at_start.
5615         * flow.c (calculate_global_regs_live): Allocate local_sets and
5616         cond_local_sets here as arrays of bitmaps previously stored in
5617         bb->local_set and bb->cond_local_set.  Use xmalloc instead of
5618         obstack allocated bitmaps.
5620 2004-11-09  H.J. Lu  <hongjiu.lu@intel.com>
5622         PR target/18380
5623         * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
5624         hidden.
5626         * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
5628 2004-11-09  Jeff Law  <law@redhat.com>
5630         * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
5631         argument holding last unvisited block.  Start search for
5632         unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
5633         (connect_infinite_loops_to_exit): Supply last unvisited block
5634         to flow_dfs_compute_reverse_execute.
5636 2004-10-22  Aldy Hernandez  <aldyh@redhat.com>
5638         * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
5639         doubles.
5640         (floatunssidf2): Same.
5641         (floatsidf2): Same.
5642         ("extendsfdf2"): New expander.
5643         (*extendsfdf2_fpr): Rename.
5644         (*truncdfsf2_fpr): Same.
5645         (*negdf2_fpr): Same.
5646         (*absdf2_fpr): Same.
5647         (*nabsdf2_fpr): Same.
5648         (*adddf3_fpr): Same.
5649         (*subdf3_fpr): Same.
5650         (*muldf3_fpr): Same.
5651         (*divdf3_fpr): Same.
5653         * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
5654         ("spe_fix_truncdfsi2"): Same.
5655         (spe_floatunssidf2): Same.
5656         (spe_floatsidf2): Same.
5658 2004-11-09  Joseph S. Myers  <joseph@codesourcery.com>
5660         PR c/18322
5661         * c-common.c (fname_decl): Don't use line number of decl in
5662         diagnostic.
5664 2004-11-09  Ulrich Weigand  <uweigand@de.ibm.com>
5666         * config/s390/s390-protos.h (s390_pool_operand): Remove.
5667         * config/s390/s390.c (s390_pool_operand): Likewise.
5668         (s390_extra_constraint_str): Handle 'B' constraints.
5669         * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
5670         * config/s390/s390.md: Document 'B' constraints.
5671         ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
5672         s390_pool_operand to prevent insns with two literal pool
5673         references.  Make pattern commutative.
5674         ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
5675         'B' constraint instead of s390_pool_operand.
5677 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
5679         * tree-cfg.c (create_bb): Remove unnecessary memset.
5681 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
5683         * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
5684         (thread_block): Call flush_pending_stmt instead of
5685         copy_phis_to_block.
5687 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
5689         * loop-iv.c (iv_number_of_iterations): Make it static.
5690         * cfgloop.h: Remove the corresponding prototype.
5692 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
5694         * function.c (combine_temp_slots, assign_parms,
5695         expand_pending_sizes): Make them static.
5696         * tree.h: Remove the corresponding prototypes.
5698 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
5700         * emit-rtl.c (copy_most_rtx): Remove.
5701         * rtl.h: Remove the corresponding prototype.
5703 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
5705         * cfgloop.c (flow_loops_update): Remove.
5706         * cfgloop.h: Remove the corresponding prototype.
5708 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
5710         * conflict.c (mark_reg, conflict_graph_compute): Remove.
5711         * basic-block.h: Remove the prototype for
5712         conflict_graph_compute.
5714 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
5716         * tree-if-conv.c (add_to_dst_predicate_list): Change the
5717         second argument to basic_block.
5718         (tree_if_convert_cond_expr): Update call sites.
5720 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
5722         * fold-const.c (pedantic_non_lvalue): Make it static.
5723         * tree.h: Remove the corresponding prototype.
5725 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
5727         * optabs.c (prepare_operand): Make it static.
5728         * optabs.h: Remove the corresponding prototype.
5730 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
5732         * reload1.c (reloads_conflict, gen_reload): Make them static.
5733         * reload.h: Remove the corresponding prototypes.
5735 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
5737         * reload.c (refers_to_mem_for_reload_p,
5738         refers_to_regno_for_reload_p): Make them static.
5739         * reload.h: Remove the corresponding prototypes.
5741 2004-11-09  James A. Morrison  <phython@gcc.gnu.org>
5742             Eric Botcazou  <ebotcazou@libertysurf.fr>
5744         PR target/18230
5745         * doc/md.texi (SPARC constraints): Document 'Y' constraint.
5746         * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
5747         * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
5748         (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
5749         (fp_zero_operand): Accept MODE_VECTOR_INT modes.
5750         (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
5751         (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
5752         (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
5753         MODE_VECTOR_INT modes.
5754         (sparc_extra_constraint_check): Add new constraint 'Y'.
5755         * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
5756         * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
5757         (V64): New mode macro for 64-bit modes.
5758         (movsf): Use V32 for mode instead of SF.
5759         (movsf_insn_vis): Use V32 for mode instead of SF.  Add 'Y' constraint
5760         alongside 'G' constraint.
5761         (movdf): Use V64 for mode instead of DF.
5762         (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
5763         of DF.  Add 'Y' constraint alongside 'G' constraint.
5764         (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
5765         instead of DF.
5767 2004-11-09  Ulrich Weigand  <uweigand@de.ibm.com>
5769         * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
5770         integer NEG and ABS.
5771         * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
5772         ("*negdi2_31"): Reimplement using a splitter.
5773         ("*negdi2_cc", "*negdi2_cconly"): New insns.
5774         ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
5775         ("*negsi2_cc", "*negsi2_cconly"): Likewise.
5776         ("*negdf2_cc", "*negdf2_cconly"): Likewise.
5777         ("*negsf2_cc", "*negsf2_cconly"): Likewise.
5778         ("*absdi2_cc", "*absdi2_cconly"): New insns.
5779         ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
5780         ("*abssi2_cc", "*abssi2_cconly"): Likewise.
5781         ("*absdf2_cc", "*absdf2_cconly"): Likewise.
5782         ("*abssf2_cc", "*abssf2_cconly"): Likewise.
5783         ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
5784         ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
5785         ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
5786         ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
5787         ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
5789 2004-11-09  Ulrich Weigand  <uweigand@de.ibm.com>
5791         * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
5792         when eliminating an UNSPEC_CMPINT.
5793         (s390_secondary_input_reload_class): Fix test for CC register reload.
5794         (s390_secondary_output_reload_class): Likewise.
5795         (s390_expand_cmpmem): Swap operands.  Use gen_cmpint.
5796         * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
5797         ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
5798         insn patterns with splitters.
5800 2004-11-09  David Edelsohn  <edelsohn@gnu.org>
5802         * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
5803         * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
5805 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
5807         * tree-phinodes.c (phi_reverse): New.
5808         * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
5809         Use it.
5810         * tree-flow.h: Add a prototype for phi_reverse.
5812 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
5814         * tree-ssa-loop-ivopts.c: Fix a comment typo.
5816 2004-11-09  James A. Morrison  <phython@gcc.gnu.org>
5818         PR pch/14940
5819         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
5820         definitions.
5822 2004-11-09  Joseph S. Myers  <joseph@codesourcery.com>
5824         * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
5825         instead of "arg" in diagnostics.
5827 2004-11-09  Joseph S. Myers  <joseph@codesourcery.com>
5829         * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
5830         c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
5831         gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
5832         tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
5833         config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
5834         config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
5835         config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
5836         config/iq2000/iq2000.c, config/m32r/m32r.c,
5837         config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
5838         config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
5839         config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
5840         config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
5841         config/sh/symbian.c, config/stormy16/stormy16.c,
5842         config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
5843         and %> as appropriate.  Use %' as apostrophe in diagnostics where
5844         applicable.  Use %< and %> in place of '' quotes where applicable.
5845         Use %qs in place of %<%s%>.  Consistently quote __builtin function
5846         names.
5848 2004-11-09  Hans-Peter Nilsson  <hp@bitrange.com>
5850         * gdbinit.in (pbb, pbm): New macros.
5852 2004-11-08 Jeff Law  <law@redhat.com>
5854         * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
5855         implementing it inline.
5857         * cfganal.c (find_edge): Search pred->succs or succ->preds,
5858         whichever is shorter.
5860 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
5862         * passes.c (rest_of_handle_jump): Remove dead code.
5864 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
5866         * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
5867         the last used element in the worklist.
5869 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
5871         * tree-inline.c (remap_save_expr): Make it static.
5872         * tree-inline.h: Remove the corresponding prototype.
5874 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
5876         * tree-ssa-loop-niter.c (upper_bound_in_type,
5877         lower_bound_in_type): Make them static.
5878         * tree.h: Remove the corresponding prototypes.
5880 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
5882         * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
5883         static.
5884         * tree-ssa-live.h: Remove the corresponding prototypes.
5886 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
5888         * tree-if-conv.c (tree_if_conversion): Make it static.
5889         * tree-flow.h: Remove the corresponding prototype.
5891 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
5893         * tree-ssa-operands.c (build_ssa_operands): Make it static.
5894         * tree-flow.h: Remove the corresponding prototype.
5896 2004-11-08  Andrew Pinski  <pinskia@physics.uc.edu>
5898         PR tree-opt/18299
5899         * tree-inline.c (copy_body_r): Change "t = t" to empty
5900         statement instead of "t".
5902 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
5904         * modulo-sched.c (create_partial_schedule,
5905         free_partial_schedule, reset_partial_schedule,
5906         ps_add_node_check_conflicts, rotate_partial_schedule): Make
5907         them static.
5909 2004-11-08  Richard Henderson  <rth@redhat.com>
5911         * expmed.c (extract_force_align_mem_bit_field): Correct handling at
5912         the end of a page.
5914 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
5916         * sched-deps.c (add_insn_mem_dependence): Make it static.
5917         * sched-int.h: Remove the corresponding prototypes.
5919 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
5921         * flow.c (allocate_bb_life_data): Make it static.
5922         * basic-block.h: Remove the corresponding prototype.
5924 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
5926         * calls.c (split_complex_values, split_complex_types): Make
5927         them static.
5928         * expr.h: Remove the corresponding prototypes.
5930 2004-11-08  Richard Earnshaw  <rearnsha@arm.com>
5932         * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
5933         with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5935 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
5937         * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
5938         statements that always trigger.
5940 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
5942         * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
5943         tree-scalar-evolution.c, tree-ssa-loop-im.c,
5944         tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
5945         tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
5946         appropriate.
5948 2004-11-08  Ben Elliston  <bje@au.ibm.com>
5950         * cgraph.h (cgraph_calls_p): Remove.
5951         * cgraph.c (cgraph_calls_p): Likewise.
5953         * varray.h (varray_copy): Remove.
5954         * varray.c (varray_copy): Likewise.
5956 2004-11-07  Andrew Pinski  <pinskia@physics.uc.edu>
5958         PR target/18269
5959         * config/darwin.c (machopic_indirect_data_reference):
5960         Call gen_macho_high and gen_macho_low instead of
5961         checking the mode and calling gen_macho_high_di directly.
5962         * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5963         * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
5964         to darwin.md.
5965         (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
5966         load_macho_picbase, macho_low, macho_high): Removed.
5967         (builtin_setjmp_receiver): Call gen_macho_high and
5968         gen_macho_low instead of checking the mode and calling
5969         gen_macho_high_di directly.
5970         * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
5971         (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
5972         Moved from rs6000.md.
5973         (macho_high): New expander.
5974         (macho_high_si): Renamed version of macho_high from rs6000.md.
5975         (macho_low): New expander.
5976         (macho_low_si): Renamed version of macho_low from rs6000.md.
5977         (load_macho_picbase): New expander.
5978         (load_macho_picbase_si): Renamed version of load_macho_picbase
5979         from rs6000.md.
5980         (macho_correct_pic): New expander.
5981         (macho_correct_pic_si): Renamed version of macho_correct_pic
5982         from rs6000.md.
5984 2004-11-07  Joseph S. Myers  <joseph@codesourcery.com>
5986         * c-decl.c (finish_struct): Use complete sentences for diagnostic
5987         for structures or unions with no members or named members.
5989 2004-11-07  Joseph S. Myers  <joseph@codesourcery.com>
5991         * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
5992         taking address of bit-field by assertion.
5994 2004-11-06  Ulrich Weigand  <uweigand@de.ibm.com>
5996         * config/s390/s390.md (attribute "op_type"): Default to "NN".
5997         (attribute "atype"): Default to "agen".
5998         (attribute "length"): Default to 6.
5999         (define_asm_attibutes): Remove.
6000         ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
6001         "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
6002         "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
6003         Do not set type attribute to "cs" where already default.
6004         ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
6005         "*negdi2_31"):
6006         Do not set type attribute to "other" where already default.
6007         ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
6008         "*strlendi", "*strlensi",
6009         "*movmem_long_64", "*movmem_long_31",
6010         "*clrmem_long_64", "*clrmem_long_31",
6011         "*cmpmem_long_64", "*cmpmem_long_31",
6012         "*cmpint_si", "*cmpint_di",
6013         "addti3", "*adddi3_31z", "*adddi3_31",
6014         "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
6015         "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
6016         "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
6017         "*pool_entry", "pool_align", "pool_section_start",
6018         "pool_section_end", "main_pool", "reload_base_31", "pool"):
6019         Do not set op_type attribute to "NN" where already default.
6020         ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
6021         "*zero_extendqisi2_31", "*zero_extendqihi2_31",
6022         "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
6023         Do not set atype attribute to "agen" where already default.
6024         ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
6026 2004-11-06  Richard Sandiford  <rsandifo@redhat.com>
6028         * config/mips/t-iris6 (tp-bit.c): Fix target filename.
6030 2004-11-06  Richard Sandiford  <rsandifo@redhat.com>
6032         PR target/16830
6033         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
6034         R3000 and R4000 macros on IRIX.
6036 2004-11-06  Andreas Schwab  <schwab@suse.de>
6038         PR target/16286
6039         * config/rs6000/altivec.h: Replace bool by __bool and pixel by
6040         __pixel.
6042 2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
6044         * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
6046 2004-11-06  Ulrich Weigand  <uweigand@de.ibm.com>
6048         * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
6049         matches no insns already matched by other reservations.
6050         * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
6051         matches no insns already matched by other reservations.
6052         ("x_ss"): Remove, replace by ...
6053         ("x_cs"): ... this new reservation.  Check type instead of op_type.
6054         Update bypasses to use x_cs instead of x_ss.
6055         ("x_nn"): Remove, replace by ...
6056         ("x_other"): ... this new reservation.  Check type instead of op_type.
6057         Add x_other and x_branch to bypasses.
6058         ("x_vs"): New reservation.
6059         * config/s390/s390.md (attribute "type"): Default according to op_type.
6060         ("*execute"): Set type to "cs".
6062 2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
6064         * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
6065         if we are in GIMPLE.
6067 2004-11-06  Hans-Peter Nilsson  <hp@bitrange.com>
6069         PR rtl-optimization/17933
6070         * rtlanal.c (dead_or_set_regno_p): Break out common code to...
6071         (covers_regno_p): New function.  Handle SETs of PARALLEL,
6072         and defer the rest to...
6073         (covers_regno_no_parallel_p): New function.
6075 2004-11-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
6077         * config/sparc/sparc.c (function_arg_record_value_1): Skip
6078         fields with zero length.
6079         (function_arg_record_value_2): Likewise.
6080         (function_arg_record_value_3): Use smallest_mode_for_size
6081         instead of mode_for_size.
6082         (function_arg_union_value): Return naked register for unions
6083         with zero length.
6085 2004-11-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
6087         * config/sparc/sparc.c (scan_record_type): Handle vector types.
6088         (function_arg_slotno): Handle vector types specially.
6089         (function_arg_record_value_1): Split fields with vector type and
6090         BLKmode into their subparts.
6091         (function_arg_record_value_2): Likewise.  Be prepared to handle
6092         more than 2 registers per field.
6093         (function_arg_union_value): Increment regno inside the loop.
6094         (function_arg_vector_value): New function.
6095         (function_arg): Use it to split fields with vector type and
6096         BLKmode into their subparts and build a PARALLEL.  Treat
6097         other vector types like floats.
6098         (function_value): Likewise.
6099         (sparc_pass_by_reference): Handle vector types.
6100         (sparc_return_in_memory): Likewise.
6102 2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
6104         * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
6105         statement that never triggers.
6107 2004-11-06  Ulrich Weigand  <uweigand@de.ibm.com>
6109         * config/s390/2064.md ("z_o2", "z_o3"): Remove.
6110         * config/s390/2084.md ("x_o2", "x_o3"): Remove.
6111         ("x_fdivd"): Use also for fsqrtd type.
6112         ("x_fdivs"): Use also for fsqrts type.
6113         * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
6114         ("fix_truncdfsi2_ieee"): Set type to "ftoi".
6115         ("fix_truncdfsi2_ibm"): Set type to "other".
6116         ("floatdidf2", "floatdisf2"): Do not clobber CC.
6117         ("floatsidf2", "floatsidf2_ieee"): Likewise.
6118         ("floatsisf2", "floatsisf2_ieee"): Likewise.
6119         ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
6120         ("truncdfsf2_ibm"): Only allow "nonimmediate_operand".  Use LER
6121         instead of LRER.
6122         ("extendsfdf2_ibm"): Do not set atype.  Set type to "floads".
6123         ("sqrtdf2"): Set type to "fsqrtd".
6124         ("sqrtsf2"): Set type to "fsqrts".
6126 2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
6128         * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
6129         pointer to the last PHI node in the new PHI chain.
6131 2004-11-06  Kaz Kojima  <kkojima@gcc.gnu.org>
6133         * config/sh/sh.c (prepare_move_operands): Emit a use of r12
6134         for non-PIC TLS_MODEL_INITIAL_EXEC case.
6136 2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
6138         * expmed.c: Fix a comment typo.
6140 2004-11-06  Aaron W. LaFramboise  <aaronavay62@aaronwl.com>
6142         PR target/18106
6143         * config/i386/cygming.h
6144         [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
6146 2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
6148         * config/sh/sh4a.md: Fix copyright.
6150 2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
6152         * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
6153         with GCC.
6155 2004-11-05  David Edelsohn  <edelsohn@gnu.org>
6157         * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
6158         when carry not used.  Suggested by Torbjorn Granlund.
6160         * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
6161         operand[1] unnecessarily.  Suggested by Eric Christopher.
6162         (rs6000_adjust_cost): Increase latency of store to wider load.
6163         (rs6000_rtx_costs): mulli only allows 16-bit constants.
6165 2004-11-05  Stan Shebs  <shebs@apple.com>
6167         * config/rs6000/rs6000.c (machopic_output_stub): Output
6168         ldu instead of lwzu for 64-bit stubs.
6170 2004-11-05  Richard Henderson  <rth@redhat.com>
6172         * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
6173         size 2 with BWX.
6174         (alpha_expand_unaligned_store): Likewise.
6176 2004-11-05  Richard Henderson  <rth@redhat.com>
6178         * expmed.c (extract_force_align_mem_bit_field): New.
6179         (extract_split_bit_field): Call it.
6181 2004-11-05  Richard Henderson  <rth@redhat.com>
6183         * ia64.md (UNSPEC_SHRP): New.
6184         (dshift_count_operand): New.
6185         (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
6186         * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
6188 2004-11-05  Joseph S. Myers  <joseph@codesourcery.com>
6190         * c-typeck.c (output_init_element): Return early if value is
6191         error_mark_node.
6193 2004-11-05  James E Wilson  <wilson@specifixinc.com>
6195         * invoke.texi (-fno-guess-branch-probability): Rewrite.
6197         * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
6198         1 to UNSPEC_GR_SPILL.
6200 2004-11-05  Andreas Krebbel  <krebbel1@de.ibm.com>
6202         * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
6203         (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
6205 2004-11-05  Nathan Sidwell  <nathan@codesourcery.com>
6207         * bitmap.h (enum bitmap_bits): Remove.
6208         (bitmap_operation): Remove.
6209         (bitmap_and, bitmap_and_into, bitmap_and_compl,
6210         bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
6211         bitmap_xor_into): Prototype.
6212         * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
6213         (bitmap_operation): Remove.
6214         (bitmap_and, bitmap_and_into, bitmap_and_compl,
6215         bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
6216         bitmap_xor_into): New.
6217         (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
6219         PR tree-optimization/18307
6220         * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
6221         and ORIG being the same node.
6223 2004-11-04  Geoffrey Keating  <geoffk@apple.com>
6225         * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
6226         (install-mkheaders): Install the version built for the
6227         host, not for the build machine.
6228         * configure.ac: Always run fixincludes.
6229         (all_outputs): Remove mkheaders.
6230         * configure: Regenerate.
6231         * fixinc.in: Move to fixincludes/.
6232         * mkfixinc.sh: Likewise.
6233         * mkheaders.in: Likewise.
6234         * README-fixinc: Likewise.
6236 2004-11-05  Ramana Radhakrishnan  <ramana.radhakrishnan@codito.com>
6238         PR target/18263
6239         * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
6240         equivalent on the A4.
6242 2004-11-05  Joseph S. Myers  <joseph@codesourcery.com>
6244         * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
6245         doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
6246         doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
6247         doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
6248         doc/libgcc.texi, doc/md.texi, doc/passes.texi,
6249         doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
6250         doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
6251         doc/trouble.texi: Correct end-of-sentence markup and markup of
6252         "etc.", "e.g." and "i.e.".  Use @code in various places where
6253         appropriate.
6255 2004-11-05  Joseph S. Myers  <joseph@codesourcery.com>
6257         * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
6258         doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
6259         doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
6260         whitespace.
6262 2004-11-04  Mark Mitchell  <mark@codesourcery.com>
6264         * config/arm/arm.c (arm_handle_notshared_attribute): New function.
6265         * doc/extend.texi: Document "notshared" attribute.
6267 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
6269         * tree-phinodes.c (make_phi_node): Make it static.
6270         * tree.h: Remove the prototypes for make_phi_node.
6272 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
6274         * stmt.c (expand_asm, expand_asm_operands): Make them static.
6275         * tree.h: Remove the prototypes for expand_asm and
6276         expand_asm_operands.
6278 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
6280         * passes.c (rest_of_compilation): Make it static.
6281         * toplev.h: Remove the prototype for rest_of_compilation.
6283 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
6285         * jump.c (cleanup_barriers): Use delete_insn instead of
6286         delete_barrier.
6287         (delete_barrier): Remove.
6288         * rtl.h: Remove the corresponding prototype.
6290 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
6292         * expr.c (mostly_zero_p): Make it static.
6293         * tree.h: Remove the prototype for mostly_zeros_p.
6295 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
6297         * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
6299 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
6301         * builtins.c (expand_builtin_return_addr,
6302         expand_builtin_longjmp, expand_builtin_trap): Make them static.
6303         * expr.h: Remove the prototypes for expand_builtin_longjmp and
6304         expand_builtin_trap.
6305         * tree.h: Remove the prototype for expand_builtin_return_addr.
6307 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
6309         * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
6310         * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
6311         with VAL being NULL.
6313 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
6315         * cfghooks.c (delete_basic_block): Remove code to truncate
6316         edge vectors.
6318 2004-11-04  Andrew Pinski  <pinskia@physics.uc.edu>
6320         * flow.c (init_propagate_block_info): Change the type of i to
6321         unsigned.
6323 2004-11-04  Ulrich Weigand  <uweigand@de.ibm.com>
6325         PR tree-optimization/18184
6326         * c-typeck.c (comptypes): Do not treat pointers of different
6327         modes or alias-all flags as equivalent.
6328         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
6330 2004-11-04  Joseph S. Myers  <joseph@codesourcery.com>
6332         * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
6333         reference specific C parser files in examples.
6335 2004-11-04  Richard Sandiford  <rsandifo@redhat.com>
6337         PR target/15342
6338         * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
6339         as OP_INOUT if the instruction is predicated.
6341 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
6343         * bitmap.h: Fix a comment typo.  Follow spelling conventions.
6344         * tree-vectorizer.c: Fix a comment typo.
6346 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
6348         * sdbout.c (SDB_GENERATE_FAKE): Remove.
6349         (gen_fake_label): Don't use SDB_GENERATE_FAKE.
6350         * system.h: Poison SDB_GENERATE_FAKE.
6351         * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
6353 2004-11-04  Ulrich Weigand  <uweigand@de.ibm.com>
6355         * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
6357 2004-11-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
6359         PR other/18277
6360         * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
6361         2004-10-29 patch
6363 2004-11-04  Nathan Sidwell  <nathan@codesourcery.com>
6365         * predict.c (propagate_freq): Make bitno unsigned. Move
6366         npredecessors update out of loop.
6368         * bitmap.h (bitmap_iterator): Remove word_bit and bit
6369         fields. Rename others.
6370         (bmp_iter_common_next_1, bmp_iter_single_next_1,
6371         bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
6372         bmp_iter_and_not_next_1, bmp_iter_and_not_init,
6373         bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
6374         bmp_iter_and_next): Remove.
6375         (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
6376         bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
6377         New.
6378         (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
6379         EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
6381         * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
6382         * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
6383         bitmap_and_into, bitmap_ior_into as appropriate.
6384         * except.c (remove_eh_handler): Likewise.
6385         * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
6386         * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6387         * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
6388         * tree-ssa-live.h (live_merge_and_clear): Likewise.
6389         * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
6390         Likewise.
6392         * bitmap.c (bitmap_print): Make bitno unsigned.
6393         * bt-load.c (clear_btr_from_live_range,
6394         btr_def_live_range): Likewise.
6395         * caller-save.c (save_call_clobbered_regs): Likewise.
6396         * cfganal.c (compute_dominance_frontiers_1): Likewise.
6397         * cfgcleanup.c (thread_jump): Likewise.
6398         * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
6399         * conflict.c (conflict_graph_compute): Likewise.
6400         * ddg.c (add_deps_for_use): Likewise.
6401         * df.c (df_refs_update): Likewise.
6402         * except.c (remove_eh_handler): Likewise.
6403         * flow.c (verify_local_live_at_start, update_life_info,
6404         initialize_uninitialized_subregs, propagate_one_insn,
6405         free_propagate_block_info, propagate_block, find_use_as_address,
6406         reg_set_to_hard_reg_set): Likewise.
6407         * gcse.c (clear_modify_mem_tables): Likewise.
6408         * global.c (global_conflicts, build_insn_chain): Likewise.
6409         * ifcvt.c (dead_or_predicable): Likewise.
6410         * local-alloc.c (update_equiv_regs): Likewise.
6411         * loop.c (load_mems): Likewise.
6412         * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
6413         Likewise.
6414         * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
6415         Likewise.
6416         * reload1.c (order_regs_for_reload, finish_spills): Likewise.
6417         * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
6418         * sched-rgn.c (propagate_deps
6419         * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
6420         * tree-dfa.c (dump_dfa_stats
6421         tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
6422         insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
6423         Likewise.
6424         * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
6425         free_temp_expr_table, find_replaceable_exprs): Likewise.
6426         * tree-sra.c (scan_function, scalarize_parms): Likewise.
6427         * tree-ssa-alias.c (init_alias_info,
6428         compute_points_to_and_addr_escape,
6429         compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
6430         * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
6431         * tree-ssa-live.c (new_tree_live_info, live_worklist,
6432         calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
6433         sort_coalesce_list, build_tree_conflict_graph, dump_live_info
6434         tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
6435         tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
6436         add_call_read_ops): Likewise.
6437         * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
6438         * tree-ssa-live.h (num_var_partitions): Return unsigned.
6440 2004-11-03  Dorit Naishlos  <dorit@il.ibm.com>
6442         PR tree-optimization/18009
6443         * tree-vectorizer.h (enum dr_alignment_support): New type.
6444         (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
6445         (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
6446         single data_reference (instead of a varray of references).
6447         * tree-vectorizer.c (new_loop_vec_info): Likewise.
6448         (vect_gen_niters_for_prolog_loop): Likewise.
6449         (vect_update_inits_of_drs): Likewise.
6451         (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
6452         vect_enhance_data_refs_alignment.
6453         (vect_do_peeling_for_alignment): Likewise.
6454         (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
6455         this functionality used to be in vect_analyze_data_refs_alignment.
6456         Also update DR_MISALIGNMENT due to peeling; this functionality used to
6457         be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
6458         (vect_analyze_data_refs_alignment): Decision on whether and by how much
6459         to peel moved to vect_enhance_data_refs_alignment. Call
6460         vect_supportable_dr_alignment.
6462         (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
6463         (vect_compute_data_refs_alignment): Return bool. Consider return value
6464         of vect_compute_data_ref_alignment and return true/false accordingly.
6465         (vect_enhance_data_refs_alignment): Consider return value of
6466         vect_compute_data_refs_alignment and return true/false accordingly.
6468         (vect_supportable_dr_alignment): New function.
6469         (vectorizable_store): Call vect_supportable_dr_alignment.
6470         (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
6471         support checks moved from here to vect_supportable_dr_alignment.
6473         (vect_transform_loop): Avoid 80 columns overflow.
6475 2004-11-03  Andrew Pinski  <pinskia@physics.uc.edu>
6477         * timevar.c (timevar_enable): Change from
6478         static.
6479         (timevar_push): Rename to ...
6480         (timevar_push_1): this and remove the
6481         enabled check.
6482         (timevar_pop): Rename to ...
6483         (timevar_pop_1): this and remove the
6484         enabled check.
6485         * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
6486         (timevar_pop): New macro.
6487         (timevar_push): New macro.
6488         (timevar_enable): Declare.
6490 2004-11-03  Andrew Pinski  <pinskia@physics.uc.edu>
6492         * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
6493         libgcc for shared libraries.
6495 2004-11-03  Ulrich Weigand  <uweigand@de.ibm.com>
6497         * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
6498         * config/s390/s390.c (s390_split_access_reg): New function.
6499         (regclass_map): Add access registers.
6500         (get_thread_pointer): Use access register instead of UNSPEC_TP.
6501         * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
6502         (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
6503         (TP_REGNUM): New define.
6504         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
6505         REG_ALLOC_ORDER): Add access registers.
6506         (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
6507         CANNOT_CHANGE_MODE_CLASS): Support access registers.
6508         (enum reg_class): Add ACCESS_REGS.
6509         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
6510         (REG_CLASS_FROM_LETTER): Add 't' constraint.
6511         (REGISTER_NAMES): Add access registers.
6512         * config/s390/s390.md (UNSPEC_TP): Remove.
6513         ("*movdi_64"): Add access register alternatives.  Provide splitters
6514         to split DImode access register <-> GPR moves into SImode moves.
6515         ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
6516         ("movstrictsi"): Likewise.
6517         ("get_tp_64", "get_tp_31"): Reimplement using access registers.
6518         ("set_tp_64", "set_tp_31"): Likewise.
6519         ("*set_tp"): New insn.
6521 2004-11-03  Kazu Hirata  <kazu@cs.umass.edu>
6523         * tree-phinodes.c (resize_phi_node): Copy only a portion of
6524         the PHI node currently in use.
6526 2004-11-03  Andrew Pinski  <pinskia@physics.uc.edu>
6528         PR tree-opt/18231
6529         * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
6530         also.
6532 2004-11-03  Andrew MacLeod  <amacleod@redhat.com>
6534         PR tree-optimization/18270
6535         * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
6536         abnormal edges, commit all pending stmts on incoming edges.
6538 2004-11-03  Ulrich Weigand  <uweigand@de.ibm.com>
6540         * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
6541         cause extra costs.  Generate canonical RTL.
6543 2004-11-02  Daniel Berlin  <dberlin@dberlin.org>
6545         * lambda-code.c (lambda_compute_auxillary_space): Update comments.
6546         (lambda_compute_target_space). Ditto.
6547         * lambda.h (lambda_trans_matrix): Ditto.
6548         (lambda_linear_expression): Ditto.
6549         (lambda_body_vector): Ditto.
6550         (lambda_loopnest): Ditto.
6551         * tree-loop-linear.c (gather_interchange_stats): Combine tests,
6552         update comments, and remove pointless addition of 0.
6553         (linear_transform_loops): Update comments.
6555 2004-11-03  Sebastian Pop  <pop@cri.ensmp.fr>
6557         * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
6558         CEIL_MOD_EXPR.
6560 2004-11-03 Jeff Law  <law@redhat.com>
6562         * predict.c (struct block_info_def): Kill "tovisit" field.
6563         (propagate_freq): Accept new "tovisit" parameter.  Change
6564         read/write access methods for "tovisit" to check the "tovisit"
6565         bitmap instead of a bit in block_info_def.
6566         (estimate_loops_at_level): Allocate "tovisit" bitmap.  Pass
6567         it to propagate_freq.
6569         * stmt.c (expand_case): Speed up code to detect duplicate case
6570         label targets and count unique case label targets.
6572 2004-11-03  Kazu Hirata  <kazu@cs.umass.edu>
6574         * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
6576 2004-11-03  Kazu Hirata  <kazu@cs.umass.edu>
6578         * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
6580 2004-11-03  Kazu Hirata  <kazu@cs.umass.edu>
6582         * tree-cfg.c (find_taken_edge): Abort if we are given a
6583         statement that is neither COND_EXPR nor SWITCH_EXPR.
6585 2004-11-02  Zdenek Dvorak  <dvorakz@suse.cz>
6587         * fold-const.c (fold): Reassociate also (x - mult) + mult and
6588         (mult - x) + mult.  Cast operands of expression after applying
6589         distributive law to the correct types.  Apply distributive law
6590         to a * c - b * c for all non-float types.
6592 2004-11-02  Geoffrey Keating  <geoffk@apple.com>
6594         * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
6595         because we don't want to run them now; instead, set them to
6596         stmp-install-fixproto or stmp-install-fixinc.
6597         * Makefile.in (stmp-install-fixproto): New.
6598         (stmp-install-fixinc): New.
6599         * configure: Regenerate.
6601 2004-11-02  Nathan Sidwell  <nathan@codesourcery.com>
6603         * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
6604         of bitmap_xor.
6606 2004-11-02  Ziemowit Laski  <zlaski@apple.com>
6608         * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
6609         (c_types_compatible_p): Move function definition...
6610         * c-objc-common.c (c_types_compatible_p): ...here.
6611         * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
6612         c-lang.c.
6614 2004-11-02  Steven Bosscher  <stevenb@suse.de>
6616         * cfgloop.h (struct loop): Update comment.
6617         * cse.c (cse_main): Remove obsolete comment.
6619         * expr.h (gen_cond_trap): Move prototype under functions provided
6620         by optabs.c.
6621         (canonicalize_condition, get_condition): Move to...
6622         * rtl.h (canonicalize_condition, get_condition): ...here.
6623         (branch_target_load_optimize): Add comment that this function is
6624         in bt-load.c.
6625         * loop.c (canonicalize_condition, get_condition): Move to...
6626         * rtlanal.c (canonicalize_condition, get_condition): ...here.
6627         * sched-deps.c (get_condition): Rename to sched_get_condition.
6628         (add_dependence): Update this caller.
6630 2004-11-02  Andrew Pinski  <pinskia@physics.uc.edu>
6632         PR tree-opt/16808
6633         * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
6634         that the vops get marked for renaming.
6636 2004-11-02  Andreas Krebbel  <krebbel1@de.ibm.com>
6638         * config/s390/s390.md ("movcc"): Set type attribute.
6640 2004-11-02  Kazu Hirata  <kazu@cs.umass.edu>
6642         * tree-phinodes.c (add_phi_arg): Add an assertion that the
6643         edge already exists.
6645 2004-11-02  Kazu Hirata  <kazu@cs.umass.edu>
6647         * tree-phinodes.c (remove_phi_arg_num): Do not zero the
6648         element that's being removed.
6650 2004-11-02  Kazu Hirata  <kazu@cs.umass.edu>
6652         * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
6653         arguments using PENDING_STMT.
6654         (thread_block): Call copy_phis_to_block after redirecting an
6655         edge.
6657 2004-11-02  Nathan Sidwell  <nathan@codesourcery.com>
6659         * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
6660         bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
6661         bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
6662         (bitmap_ior_and_compl_into): Produce bool.
6663         (bitmap_union_of_diff): Rename to ...
6664         (bitmap_ior_and_compl): ... here. Produce bool.
6665         * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
6666         bitmap_operation directly.
6667         (bitmap_union_of_diff): Rename to ...
6668         (bitmap_ior_and_compl): ... here. Return bool, use
6669         bitmap_operation directly.
6670         * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
6671         (df_ru_transfer_function, df_lr_transfer_function): Likewise.
6672         * global.c (modify_bb_reg_pav): Likewise.
6674         * bitmap.h (bitmap_equal_p): Return bool.
6675         (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
6676         * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
6677         (bitmap_intersect_p, bitmap_intersect_compl_p): New.
6678         * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
6679         bitmap_intersect_compl_p.
6680         * ifcvt (dead_or_predicable): Likewise.
6682 2004-11-02  Nathan Sidwell  <nathan@codesourcery.com>
6684         PR rtl-optimization/17104
6685         * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
6686         loads in zero_extend.
6688 2004-11-02  Danny Smith  <dannysmith@users.sourceforge.net>
6690         PR debug/18242
6691         * toplev.c (debug_type_names): Remove "dwarf-1".
6693 2004-11-02  Ben Elliston  <bje@au.ibm.com>
6695         * timevar.h (timevar_get): Remove.
6696         * timevar.c (timevar_get): Remove unused function.
6698 2004-11-02  Joseph S. Myers  <joseph@codesourcery.com>
6700         * doc/include/texinfo.tex: Update from Texinfo CVS.
6702 2004-11-02  Ben Elliston  <bje@au.ibm.com>
6704         * cppdefault.h (cpp_SYSROOT): Remove.
6705         * cppdefault.c (cpp_SYSROOT): Likewise.
6707 2004-11-01  Andrew MacLeod  <amacleod@redhat.com>
6709         PR tree-optimization/16447
6710         * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
6711         bsi_commit_edge_inserts_1, and make funtion external.  Return new block.
6712         (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
6713         * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
6714         * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
6715         * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
6716         (same_stmt_list_p): New.  Return TRUE if edge is to be forwarded.
6717         (identical_copies_p): New.  Return true is two copies are the same.
6718         (identical_stmt_lists_p): New.  Return true if stmt lists are the same.
6719         (analyze_edges_for_bb): New.  Determine how best to insert edge stmts
6720         for a basic block.
6721         (perform_edge_inserts): New.  Determine what to do with all stmts that
6722         have been inserted on edges.
6723         (remove_ssa_form):  Analyze and commit edges from here.
6725 2004-11-01  Andrew Pinski  <pinskia@physics.uc.edu>
6727         PR bootstrap/18232
6728         * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
6729         (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
6730         (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
6731         (EXECUTE_IF_AND_IN_BITMAP): Likewise.
6733 2004-11-01  Joseph S. Myers  <joseph@codesourcery.com>
6735         PR c/18239
6736         * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
6737         parameter declarations.
6739 2004-11-01  Andreas Krebbel  <krebbel1@de.ibm.com>
6741         * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
6742         (s390_secondary_input_reload_class)
6743         (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
6744         register.
6745         (s390_expand_cmpmem): Enable cmpmem implementation.
6746         * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
6747         Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
6748         (REG_CLASS_FROM_LETTER): New constraint 'c' added.
6749         * config/s390/s390.md ("movcc"): New insn pattern.
6750         * doc/md.texi: Document 'c' constraint for s390.
6752 2004-11-01  Nathan Sidwell  <nathan@codesourcery.com>
6754         PR c++/18064
6755         * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
6756         extension.
6758 2004-10-16  Daniel Berlin  <dberlin@dberlin.org>
6760         Fix PR tree-optimization/17672
6761         Fix PR tree-optimization/18168
6763         * lambda-code.c (lambda_lattice_compute_base): Fix reversed
6764         assert test.
6765         (gcc_tree_to_linear_expression): Add extra to existing constant.
6766         (depth_of_nest): Factor out function used in various places.
6767         (gcc_loop_to_lambda_loop): Clean up code a little bit. No
6768         functional changes.
6769         (find_induction_var_from_exit_cond): Stop guessing, and just
6770         get the right answer :).
6771         (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
6772         Print out message about result of attempt to create perfect nest.
6773         (lbv_to_gcc_expression): Add type argument, use it to do math
6774         and induction variable creation.
6775         (lle_to_gcc_expression): Ditto.
6776         (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
6777         oldiv. Pass type argument to lle_to_gcc_expression and
6778         lbv_to_gcc_expression.
6779         Reset number of iterations after transformation.
6780         (perfect_nestify): Remove useless pre-allocation, and cleanup
6781         a small amount.
6783         * tree-data-ref.c (build_classic_dist_vector): Return false for
6784         dependences completely outside of the loop nest we asked about.
6785         (build_classic_dir_vector): Ditto.
6786         (compute_data_dependences_for_loop): Only add dependence relations
6787         inside the loop we asked about.
6789         * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
6790         Compute immediate uses.
6792         * tree-optimize.c: Move linear_transform_loops to before ivcanon.
6794 2004-11-01  Kazu Hirata  <kazu@cs.umass.edu>
6796         * tree-cfg.c (thread_jumps): Fix a comment typo.
6798 2004-11-01  Kazu Hirata  <kazu@cs.umass.edu>
6800         * tree-cfg.c (thread_jumps): Fix a comment typo.
6802 2004-10-31  Nicolas Pitre <nico@cam.org>
6804         * config/arm/ieee754-sf.S (floatdisf): Fix regression with
6805         values smaller than 2^32.
6807 2004-10-31 Jeff Law  <law@redhat.com>
6809         * cfgloop.h (struct loop): Remove unused "nodes" field.
6810         * timevar.def (TV_TREE_LOOP_BOUNDS): New.
6811         * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
6812         instead of calling flow_bb_inside_loop_p for every basic block
6813         in the function.
6814         * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
6816 2004-10-31  Graham Stott <graham.stott@btinternet.com>
6818         * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo.  Use
6819         INT_5_BITS instead of VAL_5_BITS_P.
6821 2004-10-31  Roger Sayle  <roger@eyesopen.com>
6823         PR middle-end/14521
6824         * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
6825         for consistent quoting in diagnostic messages.
6826         (expand_call_inline): Likewise.
6827         * tree-optimize.c (tree_rest_of_compilation): Likewise.
6828         * tree-ssa.c (warn_uninitialized_var): Likewise.
6829         (warn_uninitialized_phi): Likewise.
6831 2004-10-31  Richard Sandiford  <rsandifo@redhat.com>
6833         * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
6834         mode check.
6836 2004-10-31  Kazu Hirata  <kazu@cs.umass.edu>
6838         * c-common.c: Fix a comment typo.
6840 2004-10-31  Jason Merrill  <jason@redhat.com>
6842         PR middle-end/17526
6843         * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
6844         aggregate types that are not BLKmode.
6846 2004-10-30  Ziemowit Laski  <zlaski@apple.com>
6848         * c-common.h (objc_lookup_ivar): Add second parameter to
6849         prototype.
6850         * c-typeck.c (build_external_ref): After looking up symbol,
6851         pass it to objc_lookup_ivar() to decide whether it or the
6852         ivar should be used, rather than deciding the issue locally.
6853         * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
6854         which is simply returned in the non-ObjC case.
6856 2004-10-30  Danny Smith  <dannysmith@users.sourceforge.net>
6858         * sdbout.c (sdbout_symbol): Do not output type .def statements
6859         for builtin types.
6861 2004-10-30  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6863         * c-common.c (catenate_strings): New.
6864         (c_parse_error): Use it.  Don't over-escape.
6866 2004-10-30  Kaz Kojima  <kkojima@gcc.gnu.org>
6868         * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
6869         modify the for loop expressions for it.  Remove unnecessary casts.
6870         (sh_expand_prologue): Declare reg as unsigned.
6871         (sh_gimplify_va_arg_expr): Initinalize lab_over.
6872         (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
6874 2004-10-30  Geoffrey Keating  <geoffk@apple.com>
6876         * doc/invoke.texi (Darwin Options): Improve description of
6877         how the subtype is chosen.
6879 2004-10-30  Roger Sayle  <roger@eyesopen.com>
6881         PR middle-end/18096
6882         * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
6883         the stack adjustment, "size", is valid for Pmode.  If the stack
6884         frame is too large, generate a trap insn and issue a warning.
6886 2004-10-30  Kazu Hirata  <kazu@cs.umass.edu>
6888         * tree-ssa-dom.c: Fix comment typos.
6890 2004-10-30  Kaz Kojima  <kkojima@gcc.gnu.org>
6892         * config/sh/sh.c (prepare_move_operands): Use operands[0]
6893         for the output rtl if no_new_pseudos is set.  Remove redundant
6894         line.
6896 2004-10-30  Joseph S. Myers  <joseph@codesourcery.com>
6898         PR c/16666
6899         * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
6900         determining whether to copy parameter types from a previous
6901         prototype declaration.
6903 2004-10-29  Roger Sayle  <roger@eyesopen.com>
6905         PR rtl-optimization/17581
6906         * cselib.c (cselib_process_insn): The last instruction of a libcall
6907         block, with the REG_RETVAL note, should be considered in the libcall.
6908         * gcse.c (do_local_cprop): Allow constants to be propagated outside
6909         of libcall blocks.
6910         (adjust_libcall_notes): Use simplify_replace_rtx instead of
6911         replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
6913 2004-10-30  Kazu Hirata  <kazu@cs.umass.edu>
6915         * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
6917 2004-10-29 Jeff Law  <law@redhat.com>
6919         * tree-ssa-dom.c (struct edge_info): New structure holding
6920         edge equivalences and edge redirection information.
6921         (get_eq_expr_value, record_dominating_conditions): Kill.
6922         (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
6923         Call record_edge_info.
6924         (allocate_edge_info, free_edge_info): New.
6925         (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
6926         rather than cprop_into_phis.  Free all edge infos before threading
6927         jumps.
6928         (thread_across_edge): Allocate new edge info structures as needed
6929         and store the redirection target into the edge info structure
6930         instead of the edge's AUX field.
6931         (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
6932         (record_equivalence_from_incoming_edge): Lose unnecessary argument.
6933         Revamp code which finds and records equivalences associated with
6934         edges to use saved data in the edge_info structure.
6935         (record_equivalencs_from_phis): Similarly.
6936         (dom_opt_finalize_block): Revamp code which finds and records
6937         equivalences associated with edges to use saved data in the
6938         edge_info structure.
6939         (build_and_record_new_cond): New function.
6940         (record_conditions): Use build_and_record_new_cond to record
6941         dominating conditions.
6942         (record_edge_info): New function.
6943         (record_range): Tighten test for conditions which create
6944         useful range records.
6946 2004-10-29  Geoffrey Keating  <geoffk@apple.com>
6948         * config/i386/darwin.h (ASM_SPEC): Simplify.
6949         (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
6950         * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
6951         (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
6952         * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
6953         (LINK_SPEC): Do pass -arch here.  Handle -force_cpusubtype_ALL
6954         in all cases.  Pass the right -arch or -arch_only based on -mcpu.
6955         (ASM_SPEC): Handle -force_cpusubtype_ALL.
6956         * doc/invoke.texi (Darwin Options): Improve documentation for
6957         Darwin linker (and libtool) switches.
6959         * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
6961 2004-10-29  Stan Shebs  <shebs@apple.com>
6963         * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
6965 2004-10-29  Kazu Hirata  <kazu@cs.umass.edu>
6967         * tree-phinodes.c (allocate_phi_node): New.
6968         (make_phi_node, resize_phi_node): Use it.
6970 2004-10-29  David Edelsohn  <edelsohn@gnu.org>
6972         * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
6973         * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
6975 2004-10-29  Kazu Hirata  <kazu@cs.umass.edu>
6977         * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
6978         the whole PHI node.
6979         * tree.h (tree_phi_node): Tell the garbage collector to chase
6980         num_args arguments.
6982 2004-10-29  Richard Earnshaw  <rearnsha@arm.com>
6984         * opts.c (decode_options): Lower the crossjump threshold for -Os.
6986 2004-10-29  Diego Novillo  <dnovillo@redhat.com>
6988         * tree.h (struct tree_ssa_name): Remove field 'equiv'.
6990 2004-10-28  Nathan Sidwell  <nathan@codesourcery.com>
6992         * bitmap.h (bitmap_empty_p): New.
6993         (bitmap_and, bitmap_and_into, bitmap_and_compl,
6994         bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
6995         bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
6996         operation macros.
6997         (bitmap_ior_and_compl): Rename to ...
6998         (bitmap_ior_and_compl_into): ... here.
6999         * bitmap.c (bitmap_equal_p): Use bitmap_xor.
7000         (bitmap_ior_and_compl): Rename to ...
7001         (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
7002         flag.
7003         (bitmap_union_of_diff): Use renamed bitmap functions.
7004         * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
7005         XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
7006         * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
7007         * df.c (df_bb_rd_local_compute)
7008         * flow.c (calculate_global_regs_live,
7009         init_propagate_block_info): Likewise.
7010         * ifcvt.c (find_if_case_1, find_if_case_2,
7011         dead_or_predicable): Likewise.
7012         * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
7013         reset_conflicts, conflicts_between_webs): Likewise.
7014         * ra-rewrite.c (reloads_to_loads, rewrite_program2,
7015         detect_web_parts_to_rebuild): Likewise.
7016         * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
7017         * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
7018         * tree-sra.c (decide_instantiations): Likewise.
7019         * tree-ssa-alias.c (create_name_tags,
7020         merge_pointed_to_info): Likewise.
7021         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7022         * tree-ssa-loop-im.c (move_computations): Likewise.
7023         * tree-ssa-operands.c (get_call_expr_operands): Likewise.
7024         * tree-ssa-pre.c (fini_pre): Likewise.
7025         * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
7026         * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
7027         * tree-vectorizer.c (vectorize_loops): Likewise.
7029 2004-10-29  Nick Clifton  <nickc@redhat.com>
7031         config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
7032         adding the PIC register to the fixed_regs array, also add it
7033         to the call_used_regs array.
7035 2004-10-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
7037         * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
7038         with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
7040 2004-10-28  Daniel Berlin  <dberlin@dberlin.org>
7042         * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
7043         (rewrite_blocks): Modify argument, and use it to decide which
7044         function to call.
7045         (rewrite_def_def_chains): Call rewrite_blocks with true here.
7046         (rewrite_into_ssa): and call it with false here.
7048 2004-10-29  Kazu Hirata  <kazu@cs.umass.edu>
7050         * tree-phinodes.c (add_phi_arg): Turn an "if" that always
7051         triggers into gcc_assert.
7053 2004-10-28  Diego Novillo  <dnovillo@redhat.com>
7055         PR tree-optimization/16728
7056         * tree-flow.h (get_ptr_info): Declare.
7057         * tree-ssa-alias.c (get_ptr_info): Make extern.
7058         * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
7059         alias information.
7061 2004-10-28  Stan Shebs  <shebs@apple.com>
7063         * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
7064         * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
7065         case.
7067 2004-10-28  Frank Ch. Eigler  <fche@redhat.com>
7069         * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
7070         prevent their later unnecessary registration.
7071         (mf_build_check_statement_for): Remove "addr" argument, and
7072         related "__mf_value" generated code.  Update callers.
7073         (mf_decl_eligible_p): New function, factored from mx_register_decls.
7074         (mx_register_decls): Call it.
7075         (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
7076         to restore support for complex nested expressions.
7077         (mudflap_enqueue_decl): Simplify.  Move registration call emission
7078         out ...
7079         (mudflap_finish_file): ... to here.
7080         (mudflap_enqueue_constant): Remove dump code.
7082 2004-10-28  Zack Weinberg  <zack@codesourcery.com>
7084         PR 18199
7085         * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
7086         (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
7087         (dbxout_finish_complex_stabs): Update to match.
7088         (dbxout_symbol_location): Call emit_pending_bincls_if_required
7089         and FORCE_TEXT before DBX_STATIC_BLOCK_START.  Use
7090         dbxout_begin_complex_stabs_noforcetext.
7091         * xcoffout.h (DBX_FINISH_STABS): Restore special case for
7092         N_GSYM, using new SYM parameter.  Correct logic for special
7093         cases for N_FUN.
7095         * varasm.c (function_section): If DECL is NULL_TREE, don't try
7096         to do anything else.  Do not call get_insns if cfun or
7097         cfun->emit are NULL.
7099 2004-10-28  Adam Nemet  <anemet@lnxw.com>
7101         PR middle-end/18160
7102         * c-typeck.c (c_mark_addressable): Issue error if address of a
7103         register variable is taken.  Use "%qD" to print DECL_NAME.
7105 2004-10-28  Diego Novillo  <dnovillo@redhat.com>
7107         * opts.c (decode_options): Don't run PRE at -Os.
7109 2004-10-28  Richard Henderson  <rth@redhat.com>
7111         * config/alpha/alpha.md (movqicc_internal): Allow exactly one
7112         zero in the conditional.
7113         (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
7115 2004-10-28  Richard Henderson  <rth@redhat.com>
7117         * cse.c (memory_extend_rtx): Remove.
7118         (cse_main): Don't set it.
7119         (cse_insn): Use a local buffer instead.
7121 2004-10-28  Andreas Krebbel  <krebbel1@de.ibm.com>
7123         * profile.c (branch_prob): Call to init_edge_profiler added.
7124         * rtl-profile.c (rtl_init_edge_profiler): New function.
7125         (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
7126         call to safe_insert_insn_on_edge.
7127         (rtl_profile_hooks): rtl_init_edge_profiler added.
7128         * tree-profile.c (tree_init_edge_profiler): New function.
7129         (tree_profile_hooks): tree_init_edge_profiler added.
7130         * value-prof.h (profile_hooks) init_edge_profiler prototype added.
7132 2004-10-28  Nick Clifton  <nickc@redhat.com>
7134         * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
7135         emit_jump_insn() to generate the return instruction.
7137 2004-10-28  Kazu Hirata  <kazu@cs.umass.edu>
7139         * tree-phinodes.c: Remove trailing whitespace.
7141 2004-10-28  Kazu Hirata  <kazu@cs.umass.edu>
7143         * tree-ssa-loop-ivopts.c: Fix a comment typo.
7144         * doc/invoke.texi: Fix a typo.
7146 2004-10-28  Kazu Hirata  <kazu@cs.umass.edu>
7148         * Makefile.in (OBJS-common): Remove duplicates.
7150 2004-10-28  Kazu Hirata  <kazu@cs.umass.edu>
7152         * lambda-code.c (nestify_update_pending_stmts): Remove.
7153         (perfect_nestify): Use flush_pending_stmts instead of
7154         nestify_update_pending_stmts.
7155         * tree-cfg.c (tree_make_forwarder_block): Use
7156         flush_pending_stmts.
7157         * tree-flow.h: Add a prototype for flush_pending_stmts.
7158         * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
7159         Use flush_pending_stmts.
7160         (lv_update_pending_stmts): Remove.
7161         (tree_ssa_loop_version): Use flush_pending_stmts instead of
7162         lv_update_pending_stmts.
7163         * tree-ssa.c (flush_pending_stmts): New.
7165 2004-10-28  Ulrich Weigand  <uweigand@de.ibm.com>
7167         PR target/15286
7168         * final.c (alter_subreg): Compute correct offset to use with
7169         paradoxical SUBREGs of memory operands.
7170         * recog.c (general_operand): Allow paradoxical SUBREGs of
7171         memory operands after reload.
7172         * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
7173         has failed when passed a hard register.
7175 2004-10-28  Aldy Hernandez  <aldyh@redhat.com>
7177         * function.c (assign_parm_setup_block): Handle parallels correctly.
7179 2004-10-28  Kaz Kojima  <kkojima@gcc.gnu.org>
7181         * final.c (shorten_branches): Initialize flags structure.
7183 2004-10-28  Nathan Sidwell  <nathan@codesourcery.com>
7185         * tree.c (int_cst_node, int_cst_hash_table): New variables.
7186         (init_ttree): Initialize them.
7187         (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
7188         (build_int_cst_wide): Use hash table for oversized integers.
7190 2004-10-28  Nick Clifton  <nickc@redhat.com>
7192         * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
7193         begin_label.
7195 2004-10-27  Richard Henderson  <rth@redhat.com>
7197         PR middle-end/18163
7198         * expr.c (emit_group_load): Don't go force temporary for memory
7199         or concat source.
7200         (emit_group_store): Similarly.
7202 2004-10-27  Andrew Pinski  <pinskia@physics.uc.edu>
7204         PR other/18186
7205         * common.opt (--param): Fix spelling of parameter.
7207 2004-10-27  Andrew Pinski  <pinskia@physics.uc.edu>
7209         PR tree-opt/17529
7210         * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
7211         Don't fold statement.
7212         <case ASM_EXPR>: Fold the statement.
7214 2004-10-28  Kazu Hirata  <kazu@cs.umass.edu>
7216         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
7217         <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
7219 2004-10-28  Joseph S. Myers  <jsm@polyomino.org.uk>
7221         * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
7222         doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
7223         doc/libgcc.texi, doc/md.texi, doc/passes.texi,
7224         doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
7226 2004-10-28  Joseph S. Myers  <jsm@polyomino.org.uk>
7228         * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
7229         doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
7230         punctuation outside quotes.
7232 2004-10-27  David Mosberger  <davidm@hpl.hp.com>
7233             James E Wilson  <wilson@specifixinc.com>
7235         PR target/13158
7236         * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
7237         sibcall alloc instruction.
7238         (process_set): Handle sibcall alloc instruction.
7240 2004-10-27  Geoffrey Keating  <geoffk@apple.com>
7242         * config/rs6000/rs6000.c (rs6000_attribute_table): Add
7243         SUBTARGET_ATTRIBUTE_TABLE.
7244         * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
7245         (SUBTARGET_ATTRIBUTE_TABLE): Define.
7246         * config/darwin.c (darwin_handle_weak_import_attribute): New.
7247         (HAVE_DEAD_STRIP): Delete.
7248         (no_dead_strip): Don't test HAVE_DEAD_STRIP.
7249         * config/darwin-protos.h (darwin_handle_weak_import_attribute):
7250         Prototype.
7252         * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
7254         * config/darwin.h (GTHREAD_USE_WEAK): Define.
7256 2004-10-28  Ben Elliston  <bje@au.ibm.com>
7258         * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
7259         (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
7260         * params.h (SRA_MAX_STRUCTURE_SIZE): New.
7261         (SRA_FIELD_STRUCTURE_RATIO): Likewise.
7262         * tree-sra.c: Include "params.h".
7263         (decide_block_copy): Use new parameters.
7264         * doc/invoke.texi (Optimize Options): Document new SRA pass
7265         parameters sra-max-structure-size and sra-field-structure-ratio.
7267 2004-10-27  Nicolas Pitre <nico@cam.org>
7269         * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
7271 2004-10-27  Zdenek Dvorak  <dvorakz@suse.cz>
7273         PR tree-optimization/18048
7274         * fold-const.c (try_move_mult_to_index): New function.
7275         (fold): Use try_move_mult_to_index.
7276         * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
7277         * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
7278         an all-ones unsigned constant without extra bits.
7279         * tree.c (build_low_bits_mask): New function.
7280         * tree.h (build_low_bits_mask): Declare.
7282 2004-10-27  David Edelsohn  <edelsohn@gnu.org>
7284         PR target/17956
7285         * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
7286         final condition.
7287         (minsf3): Same.
7288         (maxdf3): Same.
7289         (mindf3): Same.
7291 2004-10-27  Kazu Hirata  <kazu@cs.umass.edu>
7293         * tree-cfg.c (thread_jumps): Speed up by reordering the two
7294         conditions for entering basic blocks into worklist.
7296 2004-10-27  Kazu Hirata  <kazu@cs.umass.edu>
7298         * tree-cfg.c (thread_jumps): Speed up by pretending to have
7299         ENTRY_BLOCK_PTR in worklist.
7301 2004-10-27  Kazu Hirata  <kazu@cs.umass.edu>
7303         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
7304         <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
7306 2004-10-27  Daniel Berlin <dberlin@dberlin.org>
7308         Fix PR tree-optimization/17133
7310         * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
7311         def kill operand.
7313         * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
7314         (get_v_must_def_result_ptr): Modify for new structure of
7315         v_must_defs array.
7316         (get_v_must_def_kill_ptr): New.
7317         (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
7318         (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
7319         (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
7320         (op_iter_init): Initialize new mustu members.
7321         (op_iter_next_mustdef): New function.
7322         (op_iter_init_mustdef): Ditto.
7324         * tree-flow.h (rewrite_def_def_chains): New function.
7326         * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
7327         (ssa_mark_def_sites): Ditto.
7328         (rewrite_stmt): Ditto.
7329         (ssa_rewrite_stmt): Ditto.
7330         (rewrite_blocks): Factor out from rewrite_into_ssa.
7331         (mark_def_block_sites): Ditto.
7332         (rewrite_def_def_chains): New function, just rewrites def-def
7333         chains without phi node insertion.
7335         * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
7337         * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
7339         * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
7340         they include the rhs now.
7342         * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
7343         V_MUST_DEF_RESULT.
7345         * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
7346         Update callers.
7347         (mark_really_necessary_kill_operand_phis): New function.
7348         (perform_tree_ssa_dce): Call it.
7349         (pass_dce): Add TODO_fix_def_def_chains.
7350         (pass_cd_dce): Ditto.
7352         * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
7353         well.
7354         (rewrite_mem_refs): Ditto.
7356         * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
7357         as well.
7359         * tree-ssa-operands.c (allocate_v_may_def_optype):
7360         v_may_def_operand_type_t became v_def_use_operand_type_t.
7361         (allocate_v_must_def_optype) Ditto.
7362         (finalize_ssa_v_must_defs): Update for new operand type, as well
7363         as setting the use portion as well.
7364         (copy_virtual_operands): Copy the kill operand as well.
7365         (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
7366         V_MUST_DEF_RESULT.
7368         * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
7369         v_def_use_operand_type.
7370         (v_must_def_optype_d): Use v_def_use_operand_type.
7371         (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
7372         (V_MUST_DEF_KILL_*): New macros.
7373         (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
7374         members.
7375         Rename existing must_i and num_v_must members to mustd_i and
7376         num_v_mustd.
7377         (SSA_OP_VMUSTDEFKILL): New flag.
7378         (SSA_OP_VIRTUAL_KILLS): New flag.
7379         (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
7380         (SSA_OP_ALL_KILLS): New flag.
7381         (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
7383         * tree-ssa.c (verify_ssa): Verify virtual kills as well.
7385         * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
7386         became V_MUST_DEF_RESULT.
7387         (rename_variables_in_bb): Rename kill pointer as well.
7389         * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
7390         immediate uses.
7392 2004-10-27  Richard Sandiford  <rsandifo@redhat.com>
7394         * dbxout.c (dbxout_source_line): Move declaration of begin_label to
7395         the block that needs it.
7397 2004-10-27  Zack Weinberg  <zack@codesourcery.com>
7399         * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
7400         ATTRIBUTE_UNUSED.
7402 2004-10-27  Zack Weinberg  <zack@codesourcery.com>
7404         * c-lex.c (cb_def_pragma): Clean up code for making location
7405         palatable to diagnostic.c.
7407 2004-10-27  Steven Bosscher  <stevenb@suse.de>
7409         PR tree-optimization/17757
7410         * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
7411         without any PHI arguments left.  Make sure the argument that
7412         we're supposed to remove exists at all.
7414 2004-10-27  Paul Brook  <paul@codesourcery.com>
7416         * configure.ac: Don't test for [build] __cxa_atexit when building a
7417         cross compiler.
7418         * configure: Regenerate.
7420 2004-10-27  Paul Brook  <paul@codeosurcery.com>
7422         * configure.ac: Use build_exeext not host_exeext when lookin for
7423         target tools.
7424         * configure: Regenerate.
7426 2004-10-27  Andreas Krebbel  <krebbel1@de.ibm.com>
7428         * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
7430 2004-10-27  Andreas Krebbel  <krebbel1@de.ibm.com>
7431             patch originally created by Kelley Cook  <kcook@gcc.gnu.org>
7433         PR middle-end/14684
7434         * opts.c (OPT_fprofile_generate): Default to -funroll-loops
7435         to match -fprofile-use.
7437 2004-10-27  Kazu Hirata  <kazu@cs.umass.edu>
7439         * config/rs6000/rs6000.c: Fix a comment typo.
7441 2004-10-27  Zack Weinberg  <zack@codesourcery.com>
7443         * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
7444         counter.
7446 2004-10-27  Andreas Schwab  <schwab@suse.de>
7448         * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
7449         unused.
7450         (default_stabs_asm_out_constructor): Likewise.
7452 2004-10-26  Geoffrey Keating  <geoffk@apple.com>
7454         * builtins.c (fold_builtin_unordered_cmp): Always bring both
7455         operands to the same type.
7457 2004-10-26  James E Wilson  <wilson@specifixinc.com>
7459         PR target/18010
7460         * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
7462 2004-10-26  Zack Weinberg  <zack@codesourcery.com>
7464         * dbxout.c: Include obstack.h.
7465         (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
7466         default definition.
7467         (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
7468         Default-define here.
7469         (DBX_CONTIN_LENGTH): Move definition with others.
7470         (DBX_FINISH_STABS): New target macro.
7471         (current_sym_code, current_sym_value, current_sym_addr)
7472         (current_sym_nchars, CHARS, dbxout_continue)
7473         (print_int_cst_octal, print_octal, print_wide_int)
7474         (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
7475         (stabstr_ob, stabstr_last_contin_point): New variables.
7476         (NUMBER_FMT_LOOP): New improper macro.
7477         (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
7478         (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
7479         (dbxout_stab_value_internal_label_diff, dbxout_stabd)
7480         (dbxout_begin_stabn, dbxout_begin_stabn_sline)
7481         (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
7482         (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
7483         (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
7484         (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
7485         New functions and/or proper function-like macros.
7486         (CONTIN): Use stabstr_continue, unconditionally.
7487         (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
7488         (dbxout_init): Initialize stabstr_ob.  Check
7489         NO_DBX_MAIN_SOURCE_DIRECTORY.  Only write out the Ltext label
7490         if it was used.  Use the new interfaces.
7491         (dbxout_source_file): Remove file argument; always write to
7492         asm_out_file.  Use the new interfaces.
7493         (dbxout_type_method_1): Remove second argument which is always
7494         DECL_ASSEMBLER_NAME of the first argument.  Use the new interfaces.
7495         (dbxout_type_methods): Remove write-only variables.  Use the
7496         new interfaces.
7497         (dbxout_parms): Refactor to remove code duplicated in each of
7498         several successive if-else-if blocks.  Use the new interfaces.
7499         (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
7500         (dbxout_source_line, dbxout_finish, dbxout_type_index)
7501         (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
7502         (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
7503         (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
7504         (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
7505         Use the new interfaces.
7506         * Makefile.in (dbxout.o): Update dependencies.
7508         * defaults.h: Don't define ASM_STABD_OP.
7509         * output.h: Prototype new dbxout_* interfaces.
7510         * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
7511         * varasm.c: Don't define ASM_STABS_OP.
7512         (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
7513         Use the new dbxout.c interfaces.  Call sorry if neither
7514         DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
7516         * xcoffout.h: Don't define ASM_STABS_OP.
7517         (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
7518         (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
7519         (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
7520         (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
7521         do { ... } while (0) idiom.
7523         * config/alpha/alpha.c (num_source_filenames): Export.
7524         * config/alpha/alpha.h (num_source_filenames): Declare.
7525         (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
7526         (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
7527         * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
7528         Always use .debugsym.  Update commentary.
7529         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
7530         (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
7531         * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
7532         Use new interfaces.
7533         * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
7534         (macho_branch_islands): Use new interfaces.
7536         * doc/tm.texi: Update.
7538 2004-10-26  Aldy Hernandez  <aldyh@redhat.com>
7540         * expr.c (emit_group_store): Do not treat floats as BLKmode.
7541         (emit_group_load): Same.
7543 2004-10-26  Joseph S. Myers  <jsm@polyomino.org.uk>
7545         * c-parse.in (datadef): Use pedwarn rather than error and warning
7546         for diagnostic in case of no declaration specifiers.
7548 2004-10-26  Richard Sandiford  <rsandifo@redhat.com>
7550         PR bootstrap/15747
7551         * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
7552         reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
7553         can be used to work around this.
7555 2004-10-26  Aldy Hernandez  <aldyh@redhat.com>
7557         * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
7558         doubles.
7560 2004-10-26  Kazu Hirata  <kazu@cs.umass.edu>
7562         * stmt.c (expand_case): Update a comment.
7564 2004-10-26  Kazu Hirata  <kazu@cs.umass.edu>
7566         * stmt.c (expand_case): Put an assertion that index_expr is
7567         never INTEGER_CST.  Don't special case for constant
7568         index_expr.
7570 2004-10-26  Andrew Pinski  <pinskia@physics.uc.edu>
7572         PR 18162
7573         * c-parse.in (designator): Finish with a semi-colon.
7575 2004-10-26  Fariborz Jahanian <fjahanian@apple.com>
7577         * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
7578         into rotlsi3.
7580 2004-10-26  Kazu Hirata  <kazu@cs.umass.edu>
7582         * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
7583         a default case only.
7585 2004-10-26  Aldy Hernandez  <aldyh@redhat.com>
7587         * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
7588         e500 doubles.
7589         (spe_build_register_parallel): New.
7590         (rs6000_spe_function_arg): Handle e500 doubles.
7591         (function_arg): Same.
7592         (spe_func_has_64bit_regs_p): Same.
7593         (rs6000_function_value): Same.
7594         (rs6000_libcall_value): Same.
7595         (legitimate_lo_sum_address_p): Return false for e500 doubles.
7597         * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
7598         doubles.
7599         (DATA_ALIGNMENT): Same.
7600         (CANNOT_CHANGE_MODE_CLASS): Same.
7602 2004-10-26  Aldy Hernandez  <aldyh@redhat.com>
7604         * expr.c (emit_group_load): Handle floats.
7605         (emit_group_store): Same.
7607 2004-10-26  Nathan Sidwell  <nathan@codesourcery.com>
7609         * c-lex.c (get_nonpadding_token): Remove.
7610         (c_lex_with_flags): Push timevar and eat padding here.  Improve
7611         stray token diagnostic.
7612         (lex_string): Replace logic with switch statement, eat padding
7613         token here.
7615 2004-10-26  Geoffrey Keating  <geoffk@apple.com>
7617         PR 18149
7618         * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
7620 2004-10-25  Geoffrey Keating  <geoffk@apple.com>
7622         * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
7623         to 'non-weak'.
7624         (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
7625         (ASM_MAKE_LABEL_LINKONCE): Delete.
7626         (ASM_WEAKEN_DECL): New.
7627         (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
7628         (ASM_DECLARE_FUNCTION_NAME): Likewise.
7629         (TEXT_SECTION_ASM_OP): Add a tab.
7630         (DATA_SECTION_ASM_OP): Likewise.
7631         (SECTION_FUNCTION): Add a tab.  Use fputs.  Don't call
7632         data_section on every section change.
7633         (EXTRA_SECTIONS): Add a bunch of new extra sections.
7634         (EXTRA_SECTION_FUNCTIONS): Likewise.
7635         (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7636         (JCR_SECTION_NAME): Define.
7637         (TARGET_SECTION_TYPE_FLAGS): Don't define.
7638         * config/darwin.c (darwin_encode_section_info): A symbol is defined
7639         in this file if it is not weak.
7640         (textcoal_section): Delete.
7641         (datacoal_section): Delete.
7642         (darwin_make_decl_one_only): Delete.
7643         (machopic_select_section): Handle functions.
7644         (darwin_asm_named_section): Add a tab.
7645         (darwin_section_type_flags): Delete.
7646         (darwin_unique_section): Delete contents.
7647         (darwin_emit_unwind_label): Add a tab.  Make decls weak if
7648         DECL_WEAK is set.
7649         * config/darwin-protos.h (darwin_section_type_flags): Delete.
7650         (darwin_make_decl_one_only): Delete.
7651         (text_coal_section): New.
7652         (text_unlikely_section): New.
7653         (text_unlikely_coal_section): New.
7654         (const_coal_section): New.
7655         (data_coal_section): New.
7656         (const_data_coal_section): New.
7657         * varasm.c (function_section): Honour
7658         USE_SELECT_SECTION_FOR_FUNCTIONS.
7659         * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
7660         TARGET_USES_WEAK_UNWIND_INFO is in effect.
7661         * dbxout.c (dbxout_source_file): Don't change sections while
7662         a function is being output.
7664 2004-10-25  David Ayers  <d.ayers@inode.at>
7666         * c-common.h: Remove RID_ID.
7667         * c-parse.in: Remove OBJECTNAME and references to RID_ID.
7668         (typespec_reserved_attr): Add rule for TYPENAME
7669         non_empty_protocolrefs.
7670         (yylexname): Remove special handling of RID_ID.
7672 2004-10-25  James E Wilson  <wilson@specifixinc.com>
7674         * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
7676 2004-10-25  Joseph S. Myers  <jsm@polyomino.org.uk>
7678         PR c/16667
7679         * c-parse.in (array_designator): New.
7680         (designator): Use it.
7681         (initelt): Only permit array_designator without '=', not ".foo".
7683 2004-10-25  Kenneth Zadeck <zadeck@naturalbridge.com>
7684         * gcc/Makefile.in: removed ggc for cgraphunit.
7685         * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
7686         * gcc/cgraph.h: removed static var analysis data structures and calls.
7687         * gcc/cgraphunit.c:
7688         cgraph_mark_local_and_external_functions:changed name to
7689                 cgraph_mark_local_functions
7690         (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
7691         cgraph_reset_static_var_maps,get_global_static_vars_info,
7692         get_global_statics_not_read,get_global_statics_not_written,searchc,
7693         cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
7694         check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
7695         scan_for_static_refs,cgraph_characterize_statics_local,
7696         clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
7697         removed.
7698         (cgraph_optimize,init_cgraph): removed calls to static vars analysis
7699         * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
7700         analysis
7701         * gcc/tree-flow.h static_vars_info: removed
7702         * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
7703         removed calls to static vars analysis.
7704         get_call_expr_operands: removed callee variable.
7706 2004-10-25  Kazu Hirata  <kazu@cs.umass.edu>
7708         * cfg.c (unchecked_make_edge, redirect_edge_succ,
7709         redirect_edge_pred): Use VEC_safe_push instead of
7710         VEC_safe_insert.
7711         * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7713 2004-10-25  Kazu Hirata  <kazu@cs.umass.edu>
7715         * cfgloopmanip.c (loopify): Take two more arguments true_edge
7716         and false_edge.
7717         * cfgloop.h: Adjust the corresponding prototype.
7718         * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
7719         * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
7721 2004-10-25  Jakub Jelinek  <jakub@redhat.com>
7723         * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
7724         DECL_INCOMING_RTL is NULL.
7726 2004-10-25  Steven Bosscher  <stevenb@suse.de>
7728         * timevar.def (TV_FIND_REFERENCED_VARS): New.
7729         * tree-dfa.c (pass_referenced_var): Use it.
7731 2004-10-25  Roger Sayle  <roger@eyesopen.com>
7732             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7734         * cse.c: Change encoding of quantity numbers to avoid undefined
7735         pointer arithmetic on qty_table.
7736         (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
7737         (get_cse_reg_info): Initialize reg_qty to a unique negative value.
7738         (new_basic_block): Assign "real" quantity numbers from zero.
7739         (delete_reg_equiv): Do nothing if quantity is invalid.  Reset the
7740         REG_QTY to its unique negative value.
7741         (merge_equiv_classes): Calculate need_rehash if quantity is valid.
7742         (cse_main): Don't include max_reg when determining max_qty.
7743         (cse_basic_block): Avoid subtracting a large offset from qty_table,
7744         which causes undefined C99 behaviour.  Only allocate needed memory.
7746 2004-10-25  Kazu Hirata  <kazu@cs.umass.edu>
7748         * stmt.c (expand_case): Remove an obsolete comment.
7750 2004-10-25  Andrew Pinski  <pinskia@physics.uc.edu>
7752         PR middle-end/17407
7753         * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
7754         layout_type as it is already done by build_array_type.
7755         * tree.c (build_array_type): Layout the type even
7757 2004-10-25  Alexandre Oliva  <aoliva@redhat.com>
7759         * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
7761 2004-10-25  Alexandre Oliva  <aoliva@redhat.com>
7763         * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
7764         with wider-than-32-bit HOST_WIDE_INTs.
7766 2004-10-25  David Billinghurst <David.Billinghurst@riotinto.com>
7768         * config/mips/mips.c(mips_output_filename): Remove unused
7769         array ltext_label_name
7771 2004-10-24  Geoffrey Keating  <geoffk@geoffk.org>
7773         * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
7775 2004-10-25  Ben Elliston  <bje@au.ibm.com>
7777         * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
7779 2004-10-23  Andrew Pinski  <pinskia@physics.uc.edu>
7781         * predict.c (predict_loops): Call scev_finalize instead of
7782         scev_reset.
7784 2004-10-24  Kazu Hirata  <kazu@cs.umass.edu>
7786         * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
7787         config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
7788         config/sh/ushmedia.h, config/sparc/elf.h,
7789         config/sparc/sp64-elf.h: Update copyright.
7791 2004-10-24  Kazu Hirata  <kazu@cs.umass.edu>
7793         * stmt.c (expand_case): Handle the default label outside of
7794         the for loop.  Remove code to handle a missing default label.
7796 2004-10-23  Kazu Hirata  <kazu@cs.umass.edu>
7798         * dbxout.c (dbxout_function_decl): Don't use
7799         DBX_OUTPUT_FUNCTION_END.
7800         * system.h: Poison DBX_OUTPUT_FUNCTION_END.
7801         * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
7803 2004-10-23  Andrew Pinski  <pinskia@physics.uc.edu>
7805         PR middle-end/17967
7806         * tree-cfg.c (remove_usless_stmts_cond):  Don't Fold statement.
7808 2004-10-23  Daniel Berlin  <dberlin@dberlin.org>
7810         * tree-ssa-dom.c (record_equality): Use loop depth to determine
7811         which way to record the equality as well.
7812         (loop_depth_of_name): New function.
7814 2004-10-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
7816         PR middle-end/17793
7817         * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
7818         through the operand if it is a useless type conversion.
7820 2004-10-23  Ben Elliston  <bje@au.ibm.com>
7822         * cfg.c (remove_edge): Use VEC_unordered_remove.
7823         (redirect_edge_succ): Likewise.
7824         (redirect_edge_pred): Likewise.
7825         * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7827 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
7829         * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
7830         beyond its end.
7832 2004-10-22  Eric Christopher  <echristo@redhat.com>
7834         * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
7835         saves.
7837 2004-10-22  Aldy Hernandez  <aldyh@redhat.com>
7839         * config/rs6000/spe.md (spe_extendsfdf2): New.
7840         (movdf_e500_double): New.
7841         (spe_truncdfsf2): New.
7842         (spe_absdf2): New.
7843         (spe_nabsdf2): New.
7844         (spe_negdf2): New.
7845         (sub_adddf3): New.
7846         (spe_subdf3): New.
7847         (spe_muldf3): New.
7848         (spe_floatsidf2): New.
7849         (spe_floatunssidf2): New.
7850         (fix_truncdfsi2): New.
7851         (spe_fixuns_truncdfsi2): New.
7853         * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
7854         (fpr_truncdfsf2): New.
7855         (negdf2): Change to expander.
7856         (fpr_negdf2): New.
7857         (fpr_nabsdf2): Name pattern.
7858         (adddf3): Change to expander.
7859         (fpr_adddf3): Nem.
7860         (subdf3): Change to expander.
7861         (fpr_subdf3): New.
7862         (muldf3): Change to expander.
7863         (fpr_muldf3): New.
7864         (divdf3): Change to expander.
7865         (fpr_divdf3): New.
7866         (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
7867         (cmpdf): Allow for TARGET_E500_DOUBLE.
7869 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
7871         * c-semantics.c (re_push_stmt_list): Remove.
7872         * c-common.h: Remove the corresponding prototype.
7874 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
7876         * stmt.c (asm_op_is_mem_input): Remove.
7877         * tree.h: Remove the corresponding prototype.
7879 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
7881         * tree-gimple.c (is_gimple_constructor_elt): Remove.
7882         * tree-gimple.h: Remove the corresponding prototype.
7884 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
7886         * varasm.c (get_pool_mode_for_function, get_pool_offset):
7887         Remove.
7888         * rtl.h: Remove the corresponding prototypes.
7890 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
7892         * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
7893         edge information when we commit ourselves to threading a
7894         particular jump.
7896 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
7898         * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
7899         into worklist instead of their indexes.
7901 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
7903         * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
7904         final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
7905         lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
7906         pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
7907         tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
7908         tree-scalar-evolution.c, tree-ssa-dom.c,
7909         tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
7910         tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
7911         tree-vectorizer.c, vec.h: Fix comment formatting.
7913 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
7915         * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
7916         libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
7918 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
7920         * config/ptx4.h, config/mcore/mcore-pe.h,
7921         config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
7923 2004-10-22  Peter Barada <peter@the-baradas.com>
7925         * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
7926         * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
7927         renaming of non-live registers in interrupt functions.
7928         * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
7930 2004-10-22  Zdenek Dvorak  <dvorakz@suse.cz>
7932         * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
7933         Use integer for loop counter.
7934         (num_ending_zeros): New function.
7935         (number_of_iterations_cond): Use num_ending_zeros.
7937 2004-10-21  Aldy Hernandez  <aldyh@redhat.com>
7939         * config.gcc: Add support for --enable-e500_double.
7941         * config/rs6000/e500-double.h: New file.
7943         * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
7944         TARGET_E500_DOUBLE.
7946         * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
7947         TARGET_E500_DOUBLE.
7949         * config/rs6000/linuxspe.h: Same.
7951         * doc/invoke.texi (Option Summary): Document new options for
7952         mfloat-gprs.
7953         (RS/6000 and PowerPC Options): Same.
7955         * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
7956         function.
7957         (rs6000_override_options): Use it.  Use
7958         SUB3TARGET_OVERRIDE_OPTIONS.
7959         Add 8548 to processor_target_table.
7960         (rs6000_legitimate_address): Handle e500 doubles.
7961         (rs6000_legitimize_address): Same.
7962         (rs6000_legitimize_reload_address): Same.
7963         (rs6000_hard_regno_nregs): Same.
7964         (spe_func_has_64bit_regs_p): Same.
7965         (emit_frame_save): Same.
7966         (gen_frame_mem_offset): Same.
7967         (rs6000_dwarf_register_span): Same.
7968         (rs6000_generate_compare): Same.
7969         (easy_fp_constant): Same.
7970         (legitimate_offset_address_p): Same.
7972         * config/rs6000/spe.md: (cmdfeq_gpr): New.
7973         (tstdfeq_gpr): New.
7974         (cmpdfgt_gpr): New.
7975         (tstdfgt_gpr): New.
7976         (tstdfgt_gpr): New.
7977         (cmpdflt_gpr): New.
7978         (tstdflt_gpr): New.
7979         Add new constants.
7981 2004-10-21  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
7983         * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
7985 2004-10-21  Zack Weinberg  <zack@codesourcery.com>
7987         * dbxout.c: Remove unnecessary #undefs.
7988         (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
7989         (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
7990         definition into use sites.
7991         (cwd): Make local to dbxout_init.
7992         (dbxout_init): Restructure cwd-using logic for clarity.  Use
7993         IS_DIR_SEPARATOR.
7994         * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
7995         STABS_GCC_MARKER folded in here.
7996         * system.h: Poison now-unused macros.
7997         * doc/tm.texi: Remove documentation of now-unused macros.
7999 2004-10-21  Andrew Pinski  <pinskia@physics.uc.edu>
8001         PR c/17538
8002         * c-opts.c (push_command_line_include): Use the current file
8003         name instead of the main one.
8005 2004-10-21  Andrew Pinski  <pinskia@physics.uc.edu>
8007         PR objc/17923
8008         * tree.c (staticp): A CONST_DECL has static storage if either
8009         TREE_STATIC or DECL_EXTERNAL is set.
8010         * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
8011         have null names.
8013 2004-10-21  Kazu Hirata  <kazu@cs.umass.edu>
8015         * expr.c (store_expr): Remove dont_store_target.
8017 2004-10-21  Kazu Hirata  <kazu@cs.umass.edu>
8019         * tree-cfg.c (thread_jumps): Speed up by using a worklist.
8021 2004-10-21  Kazu Hirata  <kazu@cs.umass.edu>
8023         * tree-cfg.c (thread_jumps): Move a part of it to ...
8024         (thread_jumps_from_bb): ... here.
8026 2004-10-21  David Edelsohn  <edelsohn@gnu.org>
8028         * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
8029         * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
8031 2004-10-21  Kazu Hirata  <kazu@cs.umass.edu>
8033         * expr.c (store_expr): Clean up by renaming want_value to
8034         call_param_p.
8036 2004-10-21  Kaz Kojima  <kkojima@gcc.gnu.org>
8038         * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
8039         fixup pc here.
8041 2004-10-21  Aldy Hernandez  <aldyh@redhat.com>
8043         PR 18004.
8044         * expmed.c (store_bit_field): Pass original 'value' before
8045         recursing.
8047 2004-10-21  Nicolas Pitre <nico@cam.org>
8049         * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
8050         * config/arm/ieee754-df.S: Ditto.
8052 2004-10-20  Zack Weinberg  <zack@codesourcery.com>
8054         * dbxout.c (asmfile): Delete.  All uses changed to asm_out_file.
8055         (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
8056         Default to 0.
8057         (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
8058         When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
8059         an internal label and an N_SLINE .stabn whose value is the
8060         difference between that label and the function entry label.
8061         (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
8062         but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
8063         label and an N_SO stab with an empty string referring to it.
8064         (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
8065         of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
8066         (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
8067         (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
8068         macro is never defined.
8069         * sdbout.c (sdbout_source_line_counter): Delete.
8070         (PUT_SDB_SRC_FILE): Delete.  Uses replaced with sole definition.
8071         (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
8072         only two arguments.
8073         * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
8075         * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
8076         * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
8077         definitions (identical to default).
8078         * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
8079         * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
8080         Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
8081         DBX_OUTPUT_MAIN_SOURCE_FILE_END.
8082         * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
8083         * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
8084         Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
8085         * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
8086         * config/alpha/alpha.c: Move declaration of num_source_filenames up.
8087         (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
8088         (sym_lineno): Delete.
8089         (alpha_output_filename): Do not emit N_SOL stabs here.  Remove
8090         now-unused variable.
8091         (alpha_output_lineno): Delete.
8092         * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
8093         * config/mips/mips.c (mips_output_filename): Don't use
8094         ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
8095         (mips_output_lineno): Delete.
8096         (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
8097         * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
8098         SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
8099         * config/mips/mips.h: Likewise.  Don't define ASM_OUTPUT_FILENAME.
8100         * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
8101         * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
8102         * config/mmix/mmix.h: Likewise.
8103         * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
8104         * config/mmix/mmix-protos.h: Don't prototype it.
8105         * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
8106         no need to #undef ASM_OUTPUT_SOURCE_LINE.
8107         * config/arm/aout.h: Remove RISCiX-specific definition of
8108         DBX_OUTPUT_MAIN_SOURCE_FILENAME.
8109         * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
8110         ASM_OUTPUT_SOURCE_LINE.
8111         * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
8112         DBX_OUTPUT_SOURCE_LINE.  Don't use current_function_func_begin_label.
8113         * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
8115         * doc/tm.texi: Update.
8117 2004-10-20  Richard Henderson  <rth@redhat.com>
8119         * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
8121 2004-10-20  Kelley Cook  <kcook@gcc.gnu.org>
8123         * configure.ac: Revert my previous patch.
8124         * configure: Regenerate.
8126 2004-10-20  Ben Elliston  <bje@au.ibm.com>
8128         * config/rs6000/rs6000.c
8129         (rs6000_va_start): Use build_va_arg_indirect_ref.
8130         (rs6000_gimplify_va_arg): Likewise.
8132 2004-10-20  Bryce McKinlay  <mckinlay@redhat.com>
8134         PR java/15575
8135         * configure.ac: Declare AM_LANGINFO_CODESET.
8136         * aclocal.m4: Define AM_LANGINFO_CODESET.
8137         * configure, config.in: Rebuilt.
8139 2004-10-20  Kazu Hirata  <kazu@cs.umass.edu>
8141         * expr.c (store_expr): Remove code that is run when
8142         want_value & 1 is nonzero.
8144 2004-10-20  Mark Mitchell  <mark@codesourcery.com>
8146         * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
8147         from function pointer to void *.
8149 2004-10-20  Kaz Kojima  <kkojima@gcc.gnu.org>
8151         PR target/18032
8152         * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
8153         the frame pointer adjustment when exception handling is enabled.
8155 2004-10-20  Kazu Hirata  <kazu@cs.umass.edu>
8157         * stor-layout.c: Fix a comment typo.
8159 2004-10-20  Kazu Hirata  <kazu@cs.umass.edu>
8161         * expr.c (store_field): Remove two arguments value_mode and
8162         unsignedp.
8163         (expand_assignment, store_constructor_field,
8164         expand_expr_real_1): Adjust calls to store_field.
8166 2004-10-18  Ramana Radhakrishnan  <ramana.radhakrishnan@codito.com>
8168         * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
8170         PR target/17317
8171         * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
8172         REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
8173         base and index register for loads.
8175         * config/arc/t-arc: Fix multilib handling.
8177 2004-10-20  Hans-Peter Nilsson  <hp@bitrange.com>
8179         * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
8180         don't inspect BLOCK_FOR_INSN for barriers.
8181         * emit-rtl.c (emit_barrier_before): Revert last change.
8182         (emit_barrier_after, emit_barrier): Ditto.
8184         * doc/extend.texi (Extended Asm): Warn and provide example
8185         solution for using a call-clobbered asm register.
8186         (Local Reg Vars): Similar.  Cross-reference example.
8188 2004-10-19  Andrew Pinski  <pinskia@physics.uc.edu>
8190         * tree-cfg.c (group_case_labels): Look at the second to last
8191         case statement for combing with the default case.
8193 2004-10-19  Richard Hendeson  <rth@redhat.com>
8195         PR 17962
8196         * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
8198 2004-10-19  Richard Hendeson  <rth@redhat.com>
8200         * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
8201         succeeds, only expand the result.
8203 2004-10-19  Richard Hendeson  <rth@redhat.com>
8205         PR middle-end/17885
8206         * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
8207         of INDIRECT_REF.
8209 2004-10-19  Kazu Hirata  <kazu@cs.umass.edu>
8211         * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
8212         loop with goto.
8214 2004-10-19  Kazu Hirata  <kazu@cs.umass.edu>
8216         * expr.c (expand_assignment): Remove the last argument.
8217         Change the return type to void.
8218         * expr.h: Update the prototype of expand_assignment.
8219         * function.c (assign_parm_setup_reg): Update a call to
8220         expand_assignment.
8221         * stmt.c (expand_asm_expr): Likewise.
8223 2004-10-19  Kazu Hirata  <kazu@cs.umass.edu>
8225         * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
8226         unnecessary assignments to temp.  Return const0_rtx.
8228 2004-10-19  Kaz Kojima  <kkojima@gcc.gnu.org>
8230         * config/sh/sh.c (sh5_schedule_saves): Fix typo.
8232 2004-10-18  Kelley Cook  <kcook@gcc.gnu.org>
8234         * configure.ac (powerpc-*-darwin*): Require assembler to support
8235         .machine directive.
8236         * configure: Regenerate.
8238 2004-10-18  Kazu Hirata  <kazu@cs.umass.edu>
8240         * reload1.c (ior_hard_reg_set): Remove.
8241         (finish_spills): Use IOR_HARD_REG_SET instead of
8242         ior_hard_reg_set.
8244 2004-10-18  Kazu Hirata  <kazu@cs.umass.edu>
8246         * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
8247         the currently visited word to right.
8249 2004-10-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
8251         PR middle-end/18045
8252         * expmed.c (expand_smod_pow2): Handle modes whose size
8253         is greater than that of HOST_WIDE_INT.
8255 2004-10-18  Ziemowit Laski  <zlaski@apple.com>
8257         * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
8259 2004-10-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
8260             Roger Sayle  <roger@eyesopen.com>
8262         PR middle-end/17813
8263         * dojump.c (discard_pending_stack_adjust): New function.
8264         (clear_pending_stack_adjust): Call it.
8265         * expr.h (discard_pending_stack_adjust): Declare it.
8266         * explow.c (emit_stack_save): Emit pending stack adjustments
8267         before saving the stack pointer.
8268         (emit_stack_restore): Discard pending stack adjustments before
8269         restoring the stack pointer.
8271 2004-10-18  Richard Henderson  <rth@redhat.com>
8273         * c-common.c (handle_mode_attribute): Allow scalar->vector
8274         type changes yet.
8276 2004-10-18  Kazu Hirata  <kazu@cs.umass.edu>
8278         * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
8279         value to expand_assignment.
8281 2004-10-18  Kazu Hirata  <kazu@cs.umass.edu>
8283         * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
8284         thread_jumps.
8285         (thread_jumps): Iterate until no new forwarder block arises.
8287 2004-10-18  Kazu Hirata  <kazu@cs.umass.edu>
8289         * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
8290         (thread_jumps): Use forwardable as cache of
8291         tree_forwarder_block_p throughout the function.
8293 2004-10-18  Andreas Krebbel  <krebbel1@de.ibm.com>
8295         * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
8297 2004-10-18  Andrew Pinski  <pinskia@physics.uc.edu>
8299         PR middle-end/15014
8300         PR middle-end/16973
8301         * tree-cfg.c (remove_bb): If we have a label expression in the
8302         basic block and the label we have taken the address, move the
8303         label expression to the basic block which is previous in the
8304         linked list.
8305         (tree_verify_flow_info): Fix printing out the label name of the
8306         problematic label expression.
8308 2004-10-18  Pat Haugen  <pthaugen@us.ibm.com>
8310         PR rtl-optimization/18002
8311         * simplify-rtx.c (mode_signbit_p): Externalize function...
8312         * rtl.h (mode_signbit_p): ... to here.
8313         * combine.c (simplify_shift_const): Recognize PLUS signbit as
8314         canonical form of XOR signbit and move to outer op.
8316 2004-10-18  Diego Novillo  <dnovillo@redhat.com>
8318         * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
8319         Update all callers.
8320         * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
8321         Don't call fold_stmt more than once, use bsi_replace.
8323 2004-10-18  Diego Novillo  <dnovillo@redhat.com>
8325         PR tree-optimization/17656
8326         * tree-ssa.c (replace_immediate_uses): When replacing a
8327         constant, if the call to fold_stmt produced a different
8328         statement, get an appropriate statement pointer by scanning
8329         STMT's basic block.
8331 2004-10-18  Richard Henderson  <rth@redhat.com>
8333         * pointer-set.c (hash1): Don't use libm functions in fallback case.
8335 2004-10-18  H.J. Lu  <hongjiu.lu@intel.com>
8337         PR bootstrap/17684
8338         * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
8339         (stage1-start): Remove and copy libunwind.a and
8340         libunwind*$(SHLIB_EXT) instead of libunwind*.
8341         (stage2-start): Likewise.
8342         (stage3-start): Likewise.
8343         (stage4-start): Likewise.
8344         (stageprofile-start): Likewise.
8345         (stagefeedback-start): Likewise.
8347         * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
8348         the shared library to be created and don't remove the existing
8349         shared library.
8350         * config/arm/t-netbsd (SHLIB_LINK): Likewise.
8351         * config/i386/t-nwld (SHLIB_LINK): Likewise.
8352         * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
8353         * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
8354         * config/sh/t-linux (SHLIB_LINK): Likewise.
8355         * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
8356         * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
8357         * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
8358         * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
8360         * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
8361         files.
8363 2004-10-18  Kazu Hirata  <kazu@cs.umass.edu>
8365         * basic-block.h (reg_set_iterator): New.
8366         (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
8367         (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
8368         (EXECUTE_IF_AND_IN_REG_SET): Likewise.
8369         * caller-save.c (save_call_clobbered_regs): Adjust to the new
8370         style.
8371         * cfgcleanup.c (thread_jump): Likewise.
8372         * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
8373         * conflict.c (conflict_graph_compute): Likewise.
8374         * flow.c (verify_local_live_at_start, update_life_info,
8375         initialize_uninitialized_subregs, propagate_one_insn,
8376         init_propagate_block_info, free_propagate_block_info,
8377         propagate_block, dump_regset): Likewise.
8378         * global.c (global_conflicts): Likewise.
8379         * graph.c (start_bb): Likewise.
8380         * local-alloc.c (update_equiv_regs): Likewise.
8381         * loop.c (load_mems): Likewise.
8382         * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
8383         find_reg, finish_spills): Likewise.
8384         * resource.c (mark_target_live_regs): Likewise.
8385         * sched-deps.c (sched_analyze_insn): Likewise.
8386         * sched-rgn.c (sched-rgn.c): Likewise.
8387         * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
8389 2004-10-18  Jakub Jelinek  <jakub@redhat.com>
8391         * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
8392         operand 1 instead of 2
8394 2004-10-18  Kazu Hirata  <kazu@cs.umass.edu>
8396         * loop-unroll.c: Fix comment typos.
8398 2004-10-18  Revital Eres  <eres@il.ibm.com>
8400         * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
8401         * loop-unroll.c: Include varray.h.
8402         (struct var_to_expand, struct opt_info): Rename split_ivs_info to
8403         opt_info and expand it to support variable expansion.
8404         (analyze_insns_in_loop): Rename analyze_ivs_to_split and
8405         expand it to support variable expansion.
8406         (pt_info_start_duplication): Rename si_info_start_duplication.
8407         (apply_opt_in_copies): Rename split_ivs_in_copies and add support
8408         to the variable expansion optimization.
8409         (free_opt_info): Rename free_si_info.
8410         (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
8411         expand_var_during_unrolling, insert_var_expansion_initialization,
8412         combine_var_copies_in_loop_exit, release_var_copies,
8413         get_expansion): New functions.
8414         (peel_loop_completely, unroll_loop_constant_iterations,
8415         unroll_loop_runtime_iterations, peel_loop_simple,
8416         unroll_loop_stupid): Change uses of struct si_info
8417         to struct opt_info
8418         and add uses of fvariable-expansion-in-unroller flag.
8419         * params.def: Add parameter to restrict the number of expansions.
8420         * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
8421         the number of expansions.
8422         * common.opt: (fvariable-expansion-in-unroller): New flag.
8423         * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
8425 2004-10-18  Danny Smith  <dannysmith@users.sourceforge.net>
8427         * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
8428         __GXX_MERGED_TYPEINFO_NAMES to 0.
8430 2004-10-17  Hans-Peter Nilsson  <hp@bitrange.com>
8432         * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
8433         handle barriers in a bb by checking that it points to a NULL bb.
8434         * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
8435         (emit_barrier_after, emit_barrier): Ditto.
8437 2004-10-18  Joseph S. Myers  <jsm@polyomino.org.uk>
8439         * doc/extend.texi (Attribute Syntax): Clarify details of
8440         attributes on parameters.
8442 2004-10-17  Zdenek Dvorak  <dvorakz@suse.cz>
8444         * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
8445         loop.
8447 2004-10-17  Andrew Pinski  <pinskia@physics.uc.edu>
8449         Revert:
8450         2004-10-17  Andrew Pinski  <pinskia@physics.uc.edu>
8452         * c-typeck.c (default_function_array_conversion): Always create
8453         &a[0] for array types.
8454         (build_unary_op): Do not fold &a[x] into a + x.
8456 2004-10-17  Andrew Pinski  <pinskia@physics.uc.edu>
8458         PR middle-end/17925
8459         * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
8460         block if there is a goto with a locus.
8462 2004-10-17  Kazu Hirata  <kazu@cs.umass.edu>
8464         * config/elfos.h, config/gofast.h, config/interix.h,
8465         config/netbsd.h, config/svr3.h, config/vxworks.h,
8466         config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
8467         config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
8468         config/alpha/netbsd.h, config/arm/arm-modes.def,
8469         config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
8470         config/cris/aout.h, config/frv/frv-modes.def,
8471         config/i386/beos-elf.h, config/i386/gas.h,
8472         config/i386/i386-coff.h, config/i386/i386-modes.def,
8473         config/i386/linux.h, config/i386/linux64.h,
8474         config/i386/mingw32.h, config/i386/netbsd-elf.h,
8475         config/i386/netbsd64.h, config/i386/sco5.h,
8476         config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
8477         config/ia64/ia64-modes.def, config/ia64/itanium1.md,
8478         config/ia64/itanium2.md, config/m68k/m68k-modes.def,
8479         config/mips/mips-modes.def, config/mips/sdb.h,
8480         config/mips/vr.h, config/mips/vxworks.h,
8481         config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
8482         config/pa/pa32-linux.h, config/rs6000/40x.md,
8483         config/rs6000/7450.md, config/rs6000/8540.md,
8484         config/rs6000/linuxspe.h, config/rs6000/power4.md,
8485         config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
8486         config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
8487         config/s390/s390-modes.def, config/sh/elf.h,
8488         config/sh/sh-modes.def, config/sh/sh64.h,
8489         config/sparc/ultra1_2.md, config/sparc/ultra3.md,
8490         config/stormy16/stormy16.md, config/v850/v850-protos.h,
8491         config/vax/vax.md: Update copyright.
8493 2004-10-17  Kazu Hirata  <kazu@cs.umass.edu>
8495         * expr.c (expand_expr_real_1): Remove an obsolete comment.
8497 2004-10-17  Andrew Pinski  <pinskia@physics.uc.edu>
8499         * c-typeck.c (default_function_array_conversion): Always create
8500         &a[0] for array types.
8501         (build_unary_op): Do not fold &a[x] into a + x.
8503 2004-10-17  Jakub Jelinek  <jakub@redhat.com>
8505         * pointer-set.c (hash1): Use integer part of 2^64 / phi
8506         instead 2^32 / phi if long is 64-bit.
8508 2004-10-17  Joseph S. Myers  <jsm@polyomino.org.uk>
8510         * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
8511         RID_PTRVALUE.
8512         * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
8513         declarations.
8514         (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
8515         __ptrextent__, __ptrvalue and __ptrvalue__.
8516         (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
8517         entries.
8519 2004-10-16  Dale Johannesen  <dalej@apple.com>
8521         * c-common.c (c_common_get_alias_set):  Use GGC for type_hash_table.
8523 2004-10-16  Zdenek Dvorak  <dvorakz@suse.cz>
8525         PR tree-optimization/17766
8526         * basic-block.h (enum dom_state): DOM_CONS_OK removed.
8527         (dom_info_available_p): Declare.
8528         * cfghooks.c (split_block, make_forwarder_block): Use
8529         dom_info_available_p.
8530         * dominance.c (compute_dom_fast_query, calculate_dominance_info,
8531         free_dominance_info, verify_dominators): Ditto.
8532         (dom_info_available_p): New function.
8533         * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
8534         (thread_jumps): Use dom_info_available_p.
8535         * tree-complex.c (expand_complex_div_wide): Ditto.
8536         * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8538 2004-10-16  Zdenek Dvorak  <dvorakz@suse.cz>
8540         * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
8541         (find_best_candidate): Take also important candidates into account.
8542         (find_optimal_iv_set): Initialize important_candidates bitmap.
8544 2004-10-16  Zdenek Dvorak  <dvorakz@suse.cz>
8546         PR tree-optimization/17560
8547         * predict.c (tree_estimate_probability): Mark irreducible
8548         loops.
8550 2004-10-16  Zdenek Dvorak  <dvorakz@suse.cz>
8552         PR rtl-optimization/17723
8553         * cfgcleanup.c (merge_memattrs): Handle case when
8554         MEM_SIZE == NULL_RTX.
8556 2004-10-15  Andrew Pinski  <pinskia@physics.uc.edu>
8558         * toplev.c (dump_file_name): Change type to be const.
8560 2004-10-15  Joseph S. Myers  <jsm@polyomino.org.uk>
8562         * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
8563         non_lvalue to stop something being a null pointer constant.
8565 2004-10-15  Aldy Hernandez  <aldyh@redhat.com>
8567         * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
8568         available for TARGET_FPRS.
8569         (FUNCTION_VALUE_REGNO_P): Same.
8571 2004-10-15  Geoffrey Keating  <geoffk@apple.com>
8573         * doc/invoke.texi (RS/6000 and PowerPC Options): Document
8574         -maltivec in same style as other ISA options.
8576 2004-10-15  Jon Grimm <jgrimm2@us.ibm.com>
8578         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
8579         definition.
8581 2004-10-15  Kazu Hirata  <kazu@cs.umass.edu>
8583         * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
8584         collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
8585         gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
8586         genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
8587         gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
8588         gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
8589         lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
8590         predict.def, predict.h, protoize.c, reload.h, resource.h,
8591         rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
8592         tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
8593         unwind-sjlj.c, value-prof.h: Update copyright.
8595 2004-10-15  Kazu Hirata  <kazu@cs.umass.edu>
8597         * pointer-set.c, tree-vectorizer.c: Fix comment typos.
8599 2004-10-15  Diego Novillo  <dnovillo@redhat.com>
8601         * tree-optimize.c (execute_one_pass): Stop timer right after
8602         executing the pass.
8604 2004-10-14  Andrew Pinski  <pinskia@physics.uc.edu>
8606         Revert:
8607         2004-10-14  Andrew Pinski  <pinskia@physics.uc.edu>
8608         PR middle-end/17967
8609         Revert:
8610                 * tree-cfg.c (remove_usless_stmts_cond):  Fold statement.
8611                 (remove_useless_stmts_1):  Fold trees we know how to fold.
8613 2004-10-14  David Edelsohn  <edelsohn@gnu.org>
8615         * configure.ac: Add .machine power4 directive when testing for
8616         mfcr field.
8617         * configure: Regenerate.
8619 2004-10-14  Geoffrey Keating  <geoffk@apple.com>
8621         * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
8623 2004-10-14  Andrew Pinski  <pinskia@physics.uc.edu>
8625         * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
8626         always.
8628 2004-10-14  Daniel Jacobowitz  <dan@codesourcery.com>
8630         * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
8631         for 'f' if !TARGET_FPRS.
8633 2004-10-14  Richard Henderson  <rth@redhat.com>
8635         PR debug/14492
8636         * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
8638 2004-10-14  Richard Henderson  <rth@redhat.com>
8640         PR c/17023
8641         * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
8642         as error_mark_node.
8643         * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
8644         instaed of current_function_decl non-null.
8646 2004-10-14  Matt Austern  <austern@apple.com>
8648         * pointer-set.c: New file, special-purpose hash table.
8649         * pointer-set.h: New file.
8650         * tree.h (struct pointer_set_t): Declare as opaque type.
8651         (tree_walk): Last argument is pointer_set_t* now.
8652         * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
8653         (walk_type_fields):
8654         (walk_tree): Convert from htab_t to pointer_set_t for keeping
8655         track of which nodes have already been visited.
8656         (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
8657         * cgraphunit.c (cgraph_create_edges): Likewise.
8658         (cgraph_characterize_statics_local): Likewise.
8659         * tree-dfa.c (collect_dfa_stats): Likewise.
8660         * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
8661         pointer_set_t* now.
8662         * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
8663         * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
8664         of walk_subtrees is pointer_set_t* now.
8665         * Makefile.in (OBJS-common): add pointer-set.o
8666         (tree-inline.o): Depends on pointer-set.h
8667         (tree-dfa.o): Likewise
8668         (cgraphunit.o): Likewise
8670 2004-10-14  Geoffrey Keating  <geoffk@apple.com>
8672         * config/rs6000/darwin.h (ASM_SPEC): Delete.
8673         (TARGET_ASM_FILE_START): Define.
8674         * config/darwin.h (ASM_SPEC): Define.
8675         * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
8676         -mlong-double-128, it's the default.  Update comment about reason
8677         for force_cpusubtype_ALL.
8678         * config/rs6000/darwin-vecsave.asm: Supply .machine.
8679         * config/rs6000/darwin-world.asm: Likewise.
8680         * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
8681         (symbolic_operand): Delete #if 0ed code.
8683 2004-10-14  Andrew Pinski  <pinskia@physics.uc.edu>
8685         * stmt.c (add_case_node): Make sure that we have integer
8686         constant before calling tree_int_cst_compare.
8688 2004-10-14  Andrew Pinski  <pinskia@physics.uc.edu>
8690         PR middle-end/17967
8691         Revert:
8692                 * tree-cfg.c (remove_usless_stmts_cond):  Fold statement.
8693                 (remove_useless_stmts_1):  Fold trees we know how to fold.
8695 2004-10-14  Joseph S. Myers  <joseph@codesourcery.com>
8697         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
8698         config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
8699         -m64.
8701 2004-10-14  Ulrich Weigand  <uweigand@de.ibm.com>
8703         * reload.c (find_reloads): When reloading a PLUS with constant
8704         operand, make sure the constant is pushed to the constant pool
8705         if required.
8706         * config/s390/s390.c (s390_secondary_input_reload_class): Remove
8707         reload bug workaround.
8708         (s390_expand_plus_operand): Likewise.
8710 2004-10-14  David Edelsohn  <edelsohn@gnu.org>
8712         * opts.c (common_handle_option): Do not enable
8713         flag_speculative_prefetching for -fprofile-generate/use.
8715 2004-10-14  Devang Patel  <dpatel@apple.com>
8717         PR 17635
8718         * tree-if-conv.c (process_phi_nodes): Process latch block.
8719         (combine_blocks): Process latch block and update loop structure.
8721 2004-10-14  Olga Golovanevsky  <olga@il.ibm.com>
8723         * tree-vectorizer.c (vect_generate_tmps_on_preheader):
8724         (vect_update_ivs_after_vectorizer):
8725         (vect_transform_for_unknown_loop_bound):
8726         (tree_duplicate_loop_to_edge):
8727         (allocate_new_names):
8728         (rename_use_op):
8729         (rename_def_op):
8730         (rename_variables_in_bb):
8731         (free_new_names):
8732         (rename_variables_in_loop):
8733         (copy_phi_nodes):
8734         (update_phis_for_duplicate_loop):
8735         (update_phi_nodes_for_guard):
8736         (make_loop_iterate_ntimes):
8737         (tree_duplicate_loop_to_edge_cfg):
8738         (add_loop_guard):
8739         (vect_analyze_loop_with_symbolic_num_of_iters):
8740         (verify_loop_for_duplication):
8741         (vect_gen_niters_for_prolog_loop):
8742         (vect_update_niters_after_peeling):
8743         (vect_update_inits_of_dr):
8744         (vect_update_inits_of_drs):
8745         (vect_build_loop_niters):
8746         (vect_do_peeling_for_alignment): New functions.
8747         (vect_transform_loop): Add unknown and known but indivisible loop
8748         bound support; add peeling for unalignment support.
8749         (vect_analyze_loop_form): Support symbolic number of iterations.
8750         (vect_transform_loop_bound): New input parameter.
8751         (vect_get_loop_niters): Change input parameter type.
8752         (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
8753         (vectorizable_store): Allow unaligned access.
8754         (vectorize_loops): Add rewrite_into_loop_closed_ssa.
8755         (vect_analyze_data_refs_alignment): Allowed one unaligned
8756         store.
8757         * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
8758         to use tree.
8759         (LOOP_VINFO_INT_NITERS): New macro.
8760         (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
8761         (do_peeling_for_alignment):
8762         (unaligned_drs): New members of _loop_vec_info.
8763         (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
8765 2004-10-14  Ranjit Mathew  <rmathew@hotmail.com>
8767         * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
8768         (struct tree_string): Remove "const" qualifier for "str".
8770 2004-10-14  Ira Rosen  <irar@il.ibm.com>
8772         * tree-vectorizer.c (vect_analyze_data_refs): Call
8773         vect_get_base_and_bit_offset to get memory tag for array ref.
8774         (vect_create_addr_base_for_vector_ref): Remove redundant checks.
8776 2004-10-14  Richard Earnshaw  <rearnsha@arm.com>
8778         * configure.ac: Use $LN_S for creating symlinks (not $LN).
8779         * configure: Regenerate.
8781 2004-10-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8783         * doc/install.texi (*-*-solaris2*): Update with info about kernel
8784         patches to solve spurious testsuite failures.
8786 2004-10-14  Dorit Naishlos  <dorit@il.bim.com>
8788         * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
8789         Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
8790         (vect_analyze_operations): Make sure the vectorization factor > 1. Add
8791         gcc_assert under ENABLE_CHECKING.
8792         (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
8793         get_vectype_for_scalar_type).
8795         (vect_get_vec_def_for_operand): Remove redundant variables.
8796         (vect_transform_loop): Likewise.
8798 2004-10-14  Richard Sandiford  <rsandifo@redhat.com>
8800         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
8801         global for -mcaller-super-interworking.
8802         (CALLER_INTERWORKING_SLOT_SIZE): New macro.
8803         * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
8804         CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
8805         not need a frame pointer.
8806         (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
8807         the soft frame pointer offset.
8808         (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
8809         * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
8810         _interwork_{r7,r11}_call_via_rN if some arguments are passed on
8811         the stack.  Use frame_pointer_needed to choose between them.
8812         * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
8813         (interwork_with_frame): New macro.
8814         (interwork): Add _interwork_{r7,r11}_call_via_rN().
8816 2004-10-14  Ben Elliston  <bje@au.ibm.com>
8818         PR other/17900
8819         * diagnostic.c (trim_filename): Fix logic bug in walking backwards
8820         up the filename looking for a previous directory separator.
8822 2004-10-14  Joseph S. Myers  <jsm@polyomino.org.uk>
8824         * c-tree.h (enum c_typespec_kind, struct c_typespec,
8825         parser_xref_tag): New.
8826         (struct c_declspecs): Add tag_defined_p.  Adjust definition of
8827         typedef_p.
8828         (declspecs_add_type): Adjust prototypes.
8829         * c-parse.in (%union): Add tstype.
8830         (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
8831         typespec_reserved_attr, typespec_nonreserved_nonattr,
8832         structsp_attr, structsp_nonattr): Change to tstype.  Update
8833         actions.
8834         * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
8835         (declspecs_add_type): Update to take struct c_typespec argument.
8836         Set tag_defined_p and typedef_p as appropriate.
8837         (xref_tag): Rename to parser_xref_tag and replace by wrapper.
8838         Update to return struct c_typespec.
8839         (shadow_tag_warned): Don't let empty declarations with qualifiers
8840         or storage class specifiers redeclare a tag if a previous
8841         declaration is visible.
8843 2004-10-13  Richard Henderson  <rth@redhat.com>
8845         PR debug/15860
8846         * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
8847         for DECL_INCOMING_RTL.
8849 2004-10-14  Hans-Peter Nilsson  <hp@axis.com>
8851         PR target/17984
8852         * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
8853         trunc_int_for_mode for constants used in shortened mode.
8855 2004-10-13  Richard Henderson  <rth@redhat.com>
8857         PR c/17384
8858         * c-common.c (handle_mode_attribute): Disallow mode changes that
8859         alter the CODE of the top-level type.
8861         * crtstuff.c (__FRAME_END__): Remove mode attribute.  Find 32-bit
8862         integer from internal limits macros.
8863         * config/i386/mm3dnow.h (__v2sf): Fix base type.
8865 2004-10-13  Richard Henderson  <rth@redhat.com>
8867         PR debug/13841
8868         * function.c (instantiate_decl): Recurse for CONCAT.
8870 2004-10-13  David Edelsohn  <edelsohn@gnu.org>
8872         * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
8873         andi./andis.
8874         (anddi3): Same.
8875         (extzvdi_internal1): Add attribute "compare".
8876         (extzvdi_internal2): Same.
8878 2004-10-12  Tom Tromey  <tromey@redhat.com>
8880         * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
8882 2004-10-13  Dale Johannesen  <dalej@apple.com>
8884         * doc/extend.texi (Extended Asm):  Rewrite asm volatile description.
8886 2004-10-13  Frank Ch. Eigler  <fche@redhat.com>
8888         * toplev.c (compile_file): Call mudflap_finish_file from here ...
8889         * c-decl.c (c_write_global_declarations): ... instead of here ...
8890         * cp/decl.c (cp_finish_file): ... and here.
8891         * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
8893 2004-10-13  Andrew Pinski  <pinskia@physics.uc.edu>
8895         * tree-ssa-dom.c (record_range): Free the element if we are not
8896         going to use it.
8898 2004-10-13  Tom Tromey  <tromey@redhat.com>
8900         PR java/15578:
8901         * gcc.c (option_map): Added --extdirs and --encoding.
8903 2004-10-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
8905         PR target/14454
8906         * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
8907         sparc_can_output_mi_thunk.
8908         (sparc_output_mi_thunk): Simplify handling of delta offset.  Add
8909         handling of vcall offset.
8910         (sparc_can_output_mi_thunk): New predicate.
8911         * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
8912         (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
8913         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
8915         * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
8917         * config/sparc/sparc.md (movdi): Remove redundant test.
8919 2004-10-13  Paolo Bonzini  <bonzini@gnu.org>
8921         * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
8922         TDF_IPA from -fdump-tree-*-all.
8924 2004-10-13  Paul Brook  <paul@codesourcery.com>
8926         * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
8927         * config/arm/arm.c (thumb_find_work_register): Update comments.
8928         (arm_load_pic_register): Add argument for scratch register.
8929         (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
8930         * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
8932 2004-10-13  Kazu Hirata  <kazu@cs.umass.edu>
8934         * tree-data-ref.c: Fix comment typos.
8936 2004-10-13  Jakub Jelinek  <jakub@redhat.com>
8937             Zdenek Dvorak  <dvorakz@suse.cz>
8939         PR tree-optimization/17724
8940         * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
8942 2004-10-13  Dorit Naishlos  <dorit@il.ibm.com>
8944         * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
8945         (altivec_builtin_mask_for_store): Likewise.
8946         (altivec_init_builtins): Use lang_hooks.builtin_function to
8947         create the decls for builtin_altivec_mask_for_load/store.
8949 2004-10-13  Nick Clifton  <nickc@redhat.com>
8951         * config/c4x/c4x.c: Remove inclusion of loop.h.
8953 2004-10-12  Ben Elliston  <bje@au.ibm.com>
8955         * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
8956         (ei_container): New; renamed.
8957         (ei_start, ei_last): New macros.
8958         (ei_start_1, ei_last_1): Renamed from ei_start.
8959         (ei_last_1, ei_end_p): Use ei_container() where applicable.
8960         (ei_one_before_end_p, ei_next, ei_edge): Likewise.
8961         * gcse.c (remove_reachable_equiv_notes): Use ei_container().
8963 2004-10-11  Sebastian Pop  <pop@cri.ensmp.fr>
8965         * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
8966         * cfgloop.c (initialize_loops_parallel_p): New.
8967         (flow_loops_find): Initialize the parallel_p field to true for all
8968         the loops.
8969         * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
8970         (estimate_numbers_of_iterations_loop): Infers the loop bounds from
8971         the size of the data accessed in the loop.
8972         (struct nb_iter_bound): Moved...
8973         * cfgloop.h (struct nb_iter_bound): ... here.
8974         (estimated_nb_iterations, parallel_p): New fields in struct loop.
8975         (record_estimate): Declare extern here.
8976         * tree-chrec.c: Fix comments.
8977         (nb_vars_in_chrec): New function.
8978         * tree-chrec.h (nb_vars_in_chrec): Declared here.
8979         * tree-data-ref.c: Don't include lambda.h, that is already included
8980         in tree-data-ref.h.
8981         (tree_fold_divides_p): Don't check for integer_onep.
8982         (tree_fold_bezout): Removed.
8983         (gcd): New static duplicated function.
8984         (int_divides_p, dump_subscript): New.
8985         (dump_data_dependence_relation): Use dump_subscript.
8986         (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
8987         estimate_niter_from_size_of_data): New.
8988         (analyze_array_indexes, analyze_array): Call
8989         estimate_niter_from_size_of_data during the detection of array
8990         references.  Pass in a pointer to the statement that contains the
8991         array reference.
8992         (all_chrecs_equal_p): New.
8993         (compute_distance_vector): Renamed compute_subscript_distance.
8994         Deal with multivariate conflict functions.
8995         (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
8996         DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
8997         (non_affine_dependence_relation): New.
8998         (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
8999         analyze_siv_subscript, analyze_miv_subscript,
9000         analyze_overlapping_iterations, subscript_dependence_tester):
9001         Initialize and return last_conflicts function.
9002         (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
9003         compute_overlap_steps_for_affine_1_2): New.
9004         (analyze_siv_subscript_affine_cst): Removed.
9005         (analyze_subscript_affine_affine): Disprove dependences based on the
9006         iteration domains.  Solve the univariate dependence case as before,
9007         but use lambda_matrix_right_hermite instead of tree_fold_bezout.
9008         Implement the multivariate case of 2 versus 1 variables.
9009         (build_classic_dist_vector, build_classic_dir_vector): Implement some
9010         unhandled cases.
9011         (find_data_references_in_loop): Compute and initialize
9012         loop->estimated_nb_iterations and loop->parallel_p.
9013         (analyze_all_data_dependences): Modify the debug dump order.
9014         * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
9015         subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
9016         (SUB_LAST_CONFLICT, subscript->last_conflict,
9017         data_dependence_relation->affine_p, data_dependence_relation->size_vect,
9018         DDR_AFFINE_P, DDR_SIZE_VECT): New.
9019         (find_data_references_in_loop, initialize_data_dependence_relation,
9020         dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
9022 2004-10-12  Kelley Cook  <kcook@gcc.gnu.org>
9024         * configure: Regenerate.
9026 2004-10-12  Fariborz Jahanian <fjahanian@apple.com>
9028         PR 17892
9029         * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
9030         (simplify_rhs_and_lookup_avail_expr): Disallow associativity
9031         and constant folding of floating point MULT_EXPR/PLUS_EXPR
9032         expressions.
9034 2004-10-12  Ulrich Weigand  <uweigand@de.ibm.com>
9036         * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
9037         (s390_gimplify_va_arg): Likewise.
9039 2004-10-12  Daniel Jacobowitz  <dan@debian.org>
9041         * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
9042         (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
9043         (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
9044         * regclass.c (record_address_regs): Remove ifdef.  Use
9045         REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
9046         * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
9047         definition.
9048         (scan_rtx_address, replace_oldest_value_addr): Use
9049         REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
9050         * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
9051         unnecessary definitions.
9052         (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
9053         and MODE_BASE_REG_REG_CLASS.
9054         * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
9055         (MODE_BASE_REG_REG_CLASS): Define.
9056         (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
9057         (REG_MODE_OK_FOR_REG_BASE_P): Define.
9058         * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
9059         REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
9061 2004-10-12  Daniel Berlin <dberlin@dberlin.org>
9063         * tree-ssa-alias.c (verify_name_tags): New function.
9064         (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
9065         (verify_alias_info): Call verify_name_tags.
9067 2004-10-12  Kazu Hirata  <kazu@cs.umass.edu>
9069         PR rtl-optimization/17931
9070         * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
9071         ZERO_EXTRACT in it.
9073 2004-10-12  Richard Earnshaw  <rearnsha@arm.com>
9075         * arm.c (arm_print_operand): Use output_operand_lossage where possible
9076         rather than aborting.
9078 2004-10-12  Paul Brook  <paul@coudesourcery.com>
9080         * config.gcc: Add armv6{k,z,zk}
9081         * config/arm/arm-cores.def: Add arm1176 and mpcore.
9082         * config/arm/tune.md: Regenerate.
9083         * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
9084         Define.
9085         (all_architectures): Add armv6k, armv6z, armv6zk.
9086         * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
9087         * doc/invoke.texi: Document new arch and cpu values.
9089 2004-10-12  Paul Brook  <paul@coodesourcery.com>
9091         * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
9092         meabi=4.
9094 2004-10-12  Paul Brook  <paul@codesourcery.com>
9096         * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
9097         Handle negative constants.
9099 2004-10-12  Joseph S. Myers  <jsm@polyomino.org.uk>
9101         PR c/17301
9102         * c-typeck.c (convert_arguments): Return error_mark_node if there
9103         are too few arguments.
9104         (build_function_call): Handle error_mark_node return from
9105         convert_arguments.
9107 2004-10-06  Paolo Bonzini  <bonzini@gnu.org>
9109         * configure.ac (symbolic_link): Replace with $LN_S.
9110         (Assembler/Linker): Hard link from gas and binutils trees.
9111         * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
9112         * configure: Regenerate.
9114 2004-10-12  Paul Brook  <paul@codesourcery.com>
9116         * configure.ac: Don't look for host assembler when building a canadian
9117         cross.
9118         * configure: Regenerate.
9120 2004-10-11  Roger Sayle  <roger@eyesopen.com>
9122         PR other/17361
9123         * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
9124         (c_common_init_options): Remove #ifdef CL_F77 code.  Scan command
9125         line options for "-lang-asm" and if found allow any of the C-family
9126         front-end options.
9127         (c_common_handle_option): Remove last use of permit_fortran_options.
9129 2004-10-11  Ulrich Weigand  <uweigand@de.ibm.com>
9131         * config/s390/s390.c (print_operand): Support 'S' format flag.
9132         * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
9133         ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
9134         ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
9135         ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
9136         ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
9137         ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
9138         ("*movstricthi"): Likewise.
9139         ("*load_multiple_di", "*load_multiple_si"): Likewise.
9140         ("*store_multiple_di", "*store_multiple_si"): Likewise.
9141         ("*sethiqisi", "*sethihisi"): Likewise.
9142         ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
9143         ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
9144         ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
9145         ("*xorqi3", "*xc", "*xc_zero"): Likewise.
9146         ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
9148         ("*tmhi_full"): Fix incorrect op_type attribute.
9150         ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
9151         ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
9152         ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
9153         ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
9155 2004-10-11  Andrew Pinski  <pinskia@physics.uc.edu
9157         PR middle-end/16266
9158         * function.c (temp_slots_at_level): Fix typo which creates too
9159         many temp stack slots levels.
9161 2004-10-11  Ulrich Weigand  <uweigand@de.ibm.com>
9163         * config/s390/s390.c (s390_trampoline_template): Generate shorter
9164         trampoline code.
9165         (s390_trampoline_instantiate): Adapt.
9166         * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
9168 2004-10-11  Roger Sayle  <roger@eyesopen.com>
9170         PR middle-end/17657
9171         * stmt.c (add_case_node): Add additional type argument.  Declare
9172         as static to match prototype.  Convert the upper and lower bounds
9173         to the specified index type.  Optimize away case ranges/values
9174         that are outside the index type's bounds.  Truncate case ranges
9175         that span the index type's bounds.
9176         (expand_case): Avoid unnessary computation and memory allocation
9177         when index type is error_mark_node.  Pass index_type as required
9178         by change to add_case_node API.  No need to convert case range
9179         bounds to index_type, this is now done by add_case_node.
9181 2004-10-11  Ulrich Weigand  <uweigand@de.ibm.com>
9183         * config/s390/s390-protos.h (s390_offset_p): Add prototype.
9184         * config/s390/s390.c (s390_offset_p): New function.
9185         * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
9186         "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
9187         transform Q->Q alternatives to *clc pattern.
9188         ("*clc"): Move.
9189         ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
9190         "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
9191         to transform Q->Q alternatives to *mvc pattern.
9192         ("*mvc"): Move.  Add peephole to merge adjacent MVCs.
9193         ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
9194         "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
9195         transform Q->Q alternatives to *nc pattern.
9196         ("*nc"): New insn.  New peephole to merge adjacent NCs.
9197         ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
9198         "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
9199         transform Q->Q alternatives to *oc pattern.
9200         ("*oc"): New insn.  New peephole to merge adjacent OCs.
9201         ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
9202         transform Q->Q alternatives to *xc pattern.
9203         ("*xc"): New insn.  New peephole to merge adjacent XCs.
9204         ("*xc_zero"): Move.  Add peephole to merge adjacent XCs.
9206 2004-10-11  Andrew Pinski  <pinskia@physics.uc.edu>
9208         * gimplify.c (gimple_push_condition): Make sure that we don't
9209         have any saved condition cleanup if we were at the top level.
9211 2004-10-11  Richard Sandiford  <rsandifo@redhat.com>
9213         * config/frv/frv.md (*adddi3_internal): Change name to...
9214         (adddi3): ...replacing the exisiting define_expand.  Combine
9215         alternatives.  Fix the range of the constant constraints ('J' instead
9216         of 'NOP').  Remove bogus operands[2] check.  Use simplify_gen_subreg
9217         to extract the lower and upper halves of the DImode operands.
9218         Always use addi3_lower and adddi3_upper, not the subdi3 forms.
9219         (adddi3_lower): Fix the range of the constant constraints and
9220         remove the bogus operands[2] check.
9221         (adddi3_upper): Use gpr_or_int10_operand as the predicate for
9222         operand 2.  Use addxi to handle constant operands.
9223         (subdi3_lower, subdi3_upper): Don't handle constant operands.
9225 2004-10-11  Nathan Sidwell  <nathan@codesourcery.com>
9227         * gengtype-lex.l: Add commented } & ) characters to unconfuse
9228         editor's paren matching. Allow #define inside a struct.
9230 2004-10-10  Andrew Pinski  <pinskia@physics.uc.edu>
9232         PR middle-end/17703
9233         part of PR c++/17657
9234         * fold-const.c (fold_build_cleanup_point_expr): New function.
9235         * tree.h (fold_build_cleanup_point_expr): Prototype.
9237 2004-10-10  Eric Christopher  <echristo@redhat.com>
9239         * dwarf2out.c: Move attribute to subprogram declaration
9240         instead of subroutine type.
9242 2004-10-10  Kazu Hirata  <kazu@cs.umass.edu>
9244         * basic-block.h: Remove the prototypes for can_hoist_insn_p,
9245         hoist_insn_after, and hoist_insn_to_edge.
9246         * rtl.h: Remove the prototypes for reg_referenced_between_p,
9247         no_jumps_between_p, and insn_dependent_p.
9248         * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
9249         insn_dependent_p, insn_dependent_p_1, hoist_test_store,
9250         can_hoist_insn_p, hoist_update_store, hoist_insn_after,
9251         hoist_insn_to_edge): Remove.
9253 2004-10-10  Joseph S. Myers  <jsm@polyomino.org.uk>
9255         PR c/17881
9256         * c-decl.c (grokparms): Don't warn for parameters of incomplete
9257         type in declarations that are not definitions except for the case
9258         of parameters of void type.
9260 2004-10-10  Kazu Hirata  <kazu@cs.umass.edu>
9262         * tree-cfg.c: Fix comment typos.
9264 2004-10-10  Joseph S. Myers  <jsm@polyomino.org.uk>
9266         PR c/17301
9267         * builtins.c (expand_builtin_va_start): Check for too few
9268         arguments to va_start.
9270 2004-10-10  Joseph S. Myers  <jsm@polyomino.org.uk>
9272         PR c/17189
9273         * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
9274         fields a pedwarn.  Pedwarn here for unnamed structs/unions if
9275         pedantic.
9276         * c-parse.in (component_decl): Don't pedwarn here for unnamed
9277         fields.
9279 2004-10-09  Zdenek Dvorak  <dvorakz@suse.cz>
9281         PR tree-optimization/17906
9282         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
9283         copy non-gimple reg arguments.
9285 2004-10-09  Roger Sayle  <roger@eyesopen.com>
9287         PR rtl-optimization/17853
9288         * simplify-rtx.c (simplify_relational_operation): Correct comment.
9289         Reorganize handling of comparison operations with floating point
9290         results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
9291         Likewise, introduce support for comparison operations with vector
9292         result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
9294         * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
9295         * doc/tm.texi: Likewise.
9297 2004-10-09  Steven Bosscher  <stevenb@suse.de>
9299         * regs.h (struct reg_info_def): Remove the last_node_uid and
9300         changes_mode fields.
9301         (REGNO_LAST_NOTE_UID): Don't define.
9302         * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
9303         * regmove.c (copy_src_to_dest): Likewise.
9305 2004-10-09  Roger Sayle  <roger@eyesopen.com>
9307         PR middle-end/17894
9308         * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
9309         relational comparison operator op needs to be swapped/reversed when
9310         C1 is negative.  i.e. X/-10 < 1 becomes X >= -9, not X < -9.
9312 2004-10-08  Andrew Pinski  <pinskia@physics.uc.edu>
9314         PR tree-opt/17902
9315         * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
9316         instead of bsi_start.
9317         (value_replacement): Likewise.
9318         (abs_replacement): Likewise
9320 2004-10-09  Steven Bosscher  <stevenb@suse.de>
9322         * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
9323         (expand_gimple_cond_expr, expand_gimple_tailcall,
9324         expand_gimple_basic_block): Use it to dump RTL for each stmt.
9325         (tree_expand_cfg): Announce full RTL function dump.
9326         * tree-optimize.c (execute_one_pass): Use normal RTL printing,
9327         not the graph version.
9328         * tree-pretty-print.c (dump_generic_node): Allow empty statements
9329         in the arms of a COND_EXPR for lowered nodes.
9331 2004-10-08  Joseph S. Myers  <joseph@codesourcery.com>
9333         * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
9334         atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
9335         strtoufix16, strtoufix32, strtoufix64): Declare.
9337 2004-10-08  Joseph S. Myers  <jsm@polyomino.org.uk>
9339         * c-lex.c (interpret_float): Give a pedwarn rather than a warning
9340         for an out-of-range floating point constant.
9341         * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
9342         warning if the target format does not support infinities.
9344 2004-10-08  Kazu Hirata  <kazu@cs.umass.edu>
9346         * emit-rtl.c (last_label_num, base_label_num): Remove.
9347         (max_label_num): Always return label_num.
9348         (set_new_last_label_num, restore_emit_status): Remove.
9349         (init_emit): Don't initialize last_label_num.
9350         * function.c (pop_function_context_from): Don't call
9351         restore_emit_status.
9352         * function.h: Remove the prototype for restore_emit_status.
9353         * rtl.h: Remove the prototype for set_new_last_label_num.
9355 2004-10-08  Kazu Hirata  <kazu@cs.umass.edu>
9357         * stmt.c (expand_decl_init): Remove.
9358         * tree.h: Remove the corresponding prototype.
9360 2004-10-08  Kazu Hirata  <kazu@cs.umass.edu>
9362         * integrate.c (try_constants, subst_constants, mark_stores):
9363         Remove.
9364         * integrate.h: Remove the prototype for try_constants.
9366 2004-10-08  Joseph S. Myers  <jsm@polyomino.org.uk>
9368         * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
9369         (convert_for_assignment): Handle ic_argpass_nonproto.  Add
9370         comments about its relevance to errors.
9371         (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
9373 2004-10-08  Andrew Pinski  <pinskia@physics.uc.edu>
9375         PR c/16999
9376         * c-ppoutput.c (cb_ident): Don't quote string as it is already
9377         quoted.
9379 2004-10-08  Diego Novillo  <dnovillo@redhat.com>
9381         * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
9382         reference_node_pool.
9384 2004-10-08  Kazu Hirata  <kazu@cs.umass.edu>
9386         * tree-cfg.c: Fix a comment typo.
9388 2004-10-08  Andreas Krebbel  <krebbel1@de.ibm.com>
9390         * config/s390/s390.c (s390_register_info): Don't save fprs for
9391         -msoft-float.
9392         (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
9394 2004-10-08  Ulrich Weigand  <uweigand@de.ibm.com>
9396         * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
9397         (TARGET_DEFAULT): Use symbolic values.
9398         * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
9399         (TARGET_DEFAULT): Use symbolic values.
9400         * config/s390/s390.c (s390_backchain_string): Initialize to
9401         TARGET_DEFAULT_BACKCHAIN.
9403 2004-10-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9405         * builtins.c (expand_builtin_mempcpy): Move tree handling code to
9406         fold_builtin_mempcpy.  Accept a type parameter.  Delete duplicate
9407         code.
9408         (expand_builtin_strcat): Accept a type parameter.
9409         (fold_builtin_mempcpy): Accept a type and endp parameter.
9411         * builtins.c (expand_builtin_strncpy): Delete duplicate code.
9412         Accept an `exp' instead of an `arglist'.
9414 2004-10-08  Nathan Sidwell  <nathan@codesourcery.com>
9416         * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
9417         reverting my 2004-09-07 patch to use build_int_cst.
9419 2004-10-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
9421         PR target/17245
9422         * config/sparc/sparc.c (input_operand): Remove redundant code
9423         for handling LO_SUM.
9424         (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
9425         <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
9426         Otherwise only accept it for TFmode if quad move insns are available.
9428 2004-10-08  Kazu Hirata  <kazu@cs.umass.edu>
9430         * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
9431         common cases will be caught earlier than others.
9433 2004-10-08  Michael Matz  <matz@suse.de>
9435         * loop-doloop.c (doloop_optimize): Extend count.
9437 2004-10-08  Kaz Kojima  <kkojima@gcc.gnu.org>
9439         * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
9440         (prefetch): Convert to expander.
9442 2004-10-08  Kaz Kojima  <kkojima@gcc.gnu.org>
9444         * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
9445         first argument of CALL.
9446         (tls_local_dynamic): Likewise.
9448 2004-10-08  Joseph S. Myers  <jsm@polyomino.org.uk>
9450         * c-typeck.c (enum impl_conv): New.
9451         (convert_for_assignment): Use it.  Take tree for function called
9452         instead of its name.  Handle ObjC selectors for diagnostics at
9453         start of function.  Select diagnostic text within the function
9454         using full sentences for diagnsotics.  Use %qE to name functions
9455         in diagnostics.
9456         (convert_arguments, build_modify_expr,
9457         c_convert_parm_for_inlining, digest_init, c_finish_return): Update
9458         callers to convert_for_assignment.
9459         (warn_for_assignment): Remove.
9461 2004-10-08  Nick Clifton  <nickc@redhat.com>
9463         * config/sh/symbian.c (symbian_possibly_export_base_class):
9464         Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
9465         TYPE_CONTAINS_VPTR_P.
9467 2004-10-08  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
9469         * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
9470         fixed registers form all_used_regs. Update call_really_used_regs.
9471         (CALL_REALLY_USED_REGISTERS): Define.
9472         * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
9473         with call_really_used_regs.
9475 2004-10-08  Alan Modra  <amodra@bigpond.net.au>
9477         * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
9478         for -profile as well as -p and -pg.
9480 2004-10-07  Andrew Pinski  <pinskia@physics.uc.edu>
9482         * libgcc2.c (__moddi3): Cast &w to UDWtype*.
9484 2004-10-07  Kazu Hirata  <kazu@cs.umass.edu>
9486         * tree-cfg.c (tree_block_forwards_to): Remove.
9487         * tree-flow.h: Remove the corresponding prototype.
9489 2004-10-07  Kazu Hirata  <kazu@cs.umass.edu>
9491         * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
9492         for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
9494 2004-10-07  Geoffrey Keating  <geoffk@apple.com>
9496         Radar 3813796
9497         * config/rs6000/rs6000.c (rs6000_generate_compare): When
9498         flag_trapping_math is in effect, don't generate subtract
9499         instructions.
9501 2004-10-07  Ulrich Weigand  <uweigand@de.ibm.com>
9503         * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
9504         * config/s390/s390.c (s390_narrow_logical_operator): New function.
9505         (s390_extra_constraint_str): Add 'A' constraints.
9506         (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
9507         * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
9508         (CONSTRAINT_LEN): Likewise.
9509         * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
9510         ("*andsi3_zarch", "*andsi3_esa"): Likewise.
9511         ("*andhi3_zarch", "*andhi3_esa"): Likewise.
9512         ("*iordi3"): Add OI alternative and splitter.
9513         ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
9514         ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
9515         ("*xordi3"): Add XI alternative and splitter.
9516         ("*xorsi3", "*xorhi3"): Likewise.
9518 2004-10-07  Richard Sandiford  <rsandifo@redhat.com>
9520         * config/mips/mips.c (mips_function_rodata_section): New function.
9521         (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
9523 2004-10-07  Devang Patel  <dpatel@apple.com>
9525         * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
9526         UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
9527         UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
9528         UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
9529         UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
9530         UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
9531         UNSPEC_VCONDU_V16QI): New constant defines.
9532         (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
9533         vconduv16qi): New patterns.
9534         * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
9535         * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
9536         (get_vec_cmp_insn): Same.
9537         (get_vsel_insn): Same.
9538         (rs6000_emit_vector_compare): Same.
9539         (rs6000_emit_vector_select): Same.
9540         (INSN_NOT_AVAILABLE): New.
9542 2004-10-07  Zdenek Dvorak  <dvorakz@suse.cz>
9544         PR tree-optimization/17749
9545         * tree-tailcall.c (find_tail_calls): Check that parameter is
9546         a gimple_reg.
9548 2004-10-07  Kazu Hirata  <kazu@cs.umass.edu>
9550         * config/ia64/ia64.c: Fix a comment typo.
9552 2004-10-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
9554         * doc/install.texi (*-*-solaris2*): Fix marker for URL.
9556 2004-10-07  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
9558         PR c++/17115
9559         * tree-inline.c (expand_call_inline): Do not warn for functions
9560         marked with attribute noinline.
9562 2004-10-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
9564         PR target/17862
9565         * config/sparc/sparc.c (sparc_output_mi_thunk): Set
9566         current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
9568         * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
9569         of 0 as 4th argument to pass_by_reference.
9570         Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
9572 2004-10-06  Eric Christopher  <echristo@redhat.com>
9574         * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
9575         attribute.
9577 2004-10-07  Richard Sandiford  <rsandifo@redhat.com>
9579         PR target/17770
9580         * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
9582 2004-10-07  Zdenek Dvorak  <dvorakz@suse.cz>
9584         PR rtl-optimization/17791
9585         * loop-doloop.c (doloop_modify): Take number of iterations as
9586         argument.
9587         (doloop_optimize): Extend or shorten the number of iterations
9588         when changing mode of counter register.
9589         * loop-iv.c (lowpart_subreg): Export.
9590         * rtl.h (lowpart_subreg): Declare.
9592 2004-10-07  Zdenek Dvorak  <dvorakz@suse.cz>
9594         PR tree-optimization/17806
9595         * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
9596         * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
9597         flags moved to split_edge.
9599 2004-10-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
9601         PR middle-end/17835
9602         * expmed.c (expand_sdiv_pow2): Force a stack adjustment
9603         before tentatively building the conditional move sequence.
9605 2004-10-07  Richard Sandiford  <rsandifo@redhat.com>
9607         PR target/16815
9608         * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
9609         check.
9610         * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
9611         function_arg_padding.
9613 2004-10-07  Richard Sandiford  <rsandifo@redhat.com>
9615         PR bootstrap/17857
9616         * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
9618 2004-10-07  Kazu Hirata  <kazu@cs.umass.edu>
9620         * hooks.c (hook_int_void_1, hook_void_int): Remove.
9621         * hooks.h: Remove the corresponding prototypes.
9623 2004-10-06  Andrew Pinski  <pinskia@physics.uc.edu>
9625         PR middle-end/17849
9626         * tree-nested.c (walk_stmt_info): Add changed field.
9627         (convert_nonlocal_reference): Set changed to when we
9628         change a decl to unnested decl.
9629         <case ADDR_EXPR>: Instead of checking if the immediate part
9630         of the ADDR_EXPR changed, check the field changed.
9631         Use recompute_tree_invarant_for_addr_expr instead of unsetting
9632         TREE_INVARIANT.
9633         (convert_local_reference):  Set changed to when we
9634         change a decl to unnested decl.
9635         <case ADDR_EXPR>: Instead of checking if the immediate part
9636         of the ADDR_EXPR changed, check the field changed.
9637         Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
9639 2004-10-06  Kazu Hirata  <kazu@cs.umass.edu>
9641         * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
9642         * dwarf2out.c (dwarf2out_init): Remove references to
9643         DWARF2_GENERATE_TEXT_SECTION_LABEL.
9644         * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
9645         * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
9647 2004-10-06  Joseph S. Myers  <jsm@polyomino.org.uk>
9649         * c-typeck.c (convert_arguments): Take expression for called
9650         function rather than its name.  Handle ObjC selectors directly
9651         rather than relying on warn_for_assignment to do so.  Call warning
9652         directly rather than warn_for_assignment.  Use %qE in diagnostics.
9653         Say "argument" rather than "arg" in diagnostics.
9654         (build_function_call): Update call to convert_arguments.
9656 2004-10-06  Andrew Pinski  <pinskia@physics.uc.edu>
9658         PR debug/17787
9659         * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
9660         ENUMs specially instead of just saying we do.
9662 2004-10-06  Eric Christopher  <echristo@redhat.com>
9664         * dwarf2.h: Sync with include/elf/dwarf2.h
9666 2004-10-06  Daniel Berlin  <dberlin@dberlin.org>
9668         * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
9669         and TREE_VEC nodes.
9671 2004-10-06  Daniel Berlin  <dberlin@dberlin.org>
9673         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
9674         to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
9676 2004-10-06  Daniel Berlin  <dberlin@dberlin.org>
9678         * lambda-code.c (compute_nest_using_fourier_motzkin): New
9679         function.
9680         (lambda_compute_auxillary_space): Split from here.
9682 2004-10-06  Daniel Berlin  <dberlin@dberlin.org>
9684         * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
9685         * tree-flow.h: Add prototype.
9686         * lambda-code.c (invariant_in_loop_and_outer_loops): Use
9687         expr_invariant_in_loop.
9689 2004-10-06  Kazu Hirata  <kazu@cs.umass.edu>
9691         * tree-cfg.c (thread_jumps): Remove a duplicate check for
9692         EXIT_BLOCK_PTR.
9694 2004-10-06  Ulrich Weigand  <uweigand@de.ibm.com>
9696         * config/s390/s390-protos.h (s_imm_operand): Remove.
9697         (s390_pool_operand): Add prototype.
9698         * config/s390/s390.c (general_s_operand): Remove.
9699         (s_imm_operand): Remove.
9700         (s_operand): Merge contents of general_s_operand.
9701         (s390_pool_operand): New function.
9702         * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
9703         * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
9704         ("*cmpdi_ccu"): Merge Q->Q alternative.
9705         ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
9706         ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
9707         ("*cli"): Remove.
9708         ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
9709         ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
9710         ("*movstricthi"): Use memory_operand instead of s_imm_operand.
9712 2004-10-06  Steve Ellcey  <sje@cup.hp.com>
9714         * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
9715         call ia64_function_arg_boundary.
9716         * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
9717         * config/ia64/ia64.c (ia64_function_arg_boundary): New.
9718         (ia64_function_arg_advance): Do not put 128 bit floats into
9719         FP registers.
9721 2004-10-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9723         * builtins.c (expand_builtin_strcpy): Delete duplicate code.
9724         Accept an expression instead of an arglist.
9725         (expand_builtin_stpcpy): Accept an expression instead of an
9726         arglist.
9728 2004-10-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
9730         PR target/16007
9731         * doc/install.texi (*-*-solaris2*): Mention potential problem
9732         with Sun assembler + GNU linker and C++ programs.
9733         Document status of binutils 2.15 release.
9735 2004-10-06  Jan Hubicka  <jh@suse.cz>
9737         * cse.c (cse_main): Kill push/pop context.
9739 2004-10-05  Zack Weinberg  <zack@codesourcery.com>
9741         * pretty-print.c: Include tree.h.
9742         (pp_base_prepare_to_format): New function, logic from
9743         text_specifies_location.
9744         (pp_base_format_text): Use gcc_assert.
9745         * pretty-print.h (pp_prepare_to_format): New macro.
9746         (pp_base_prepare_to_format): Prototype.
9747         * diagnostic.c (text_specifies_location): Delete.
9748         (bug_report_request): Delete.
9749         (diagnostic_set_info): Don't call text_specifies_location.
9750         (diagnostic_action_after_output): Put text from
9751         bug_report_request inline here.  Use gcc_unreachable.
9752         (diagnostic_report_current_function): Fix comment.
9753         (diagnostic_report_diagnostic): Clarify logic for error recursion.
9754         Call pp_prepare_to_format before diagnostic_starter.
9755         (trim_filename): Use IS_DIR_SEPARATOR.
9756         (fatal_error, internal_error): Use gcc_unreachable.
9757         (error_recursion): Call diagnostic_action_after_output to
9758         issue the bug_report_request message and exit.
9759         * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
9761         * c-parse.in: Add list of diagnostic messages to insulate
9762         translation template from version of yacc/bison used to
9763         compile the grammar.
9765 2004-10-06  Alan Modra  <amodra@bigpond.net.au>
9767         PR 16406
9768         * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
9770 2004-10-05  Kazu Hirata  <kazu@cs.umass.edu>
9772         * basic-block.h: Remove the prototype for
9773         flow_preorder_transversal_compute.
9774         * cfganal.c (dfst_node): Remove.
9775         (flow_preorder_transversal_compute): Likewise.
9776         * rtl.h: Remove the prototype for get_jump_table_offset.
9777         * rtlanal.c (get_jump_table_offset): Remove.
9779 2004-10-05  Richard Henderson  <rth@redhat.com>
9781         PR 17756
9782         * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
9784 2004-10-05  Kelley Cook  <kcook@gcc.gnu.org>
9786         PR bootstrap/17817
9787         * Makefile.in: Stage the build directory too.
9789 2004-10-05  Aldy Hernandez  <aldyh@redhat.com>
9791         * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
9793         * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
9794         (frv_emit_move): Same.
9796         * config/frv/frv.c (frv_emit_move): New.
9797         (frv_legitimize_address): New.
9799         * config/frv/frv.md ("movsi"): Call frv_emit_move.
9800         ("movqi"): Same.
9801         ("movhi"): Same.
9802         ("movdi"): Same.
9803         ("movsf"): Same.
9804         ("movdf"): Same.
9806 2004-10-05  Joseph S. Myers  <jsm@polyomino.org.uk>
9808         * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
9809         system headers.
9811 2004-10-05  Joseph S. Myers  <jsm@polyomino.org.uk>
9813         * c-decl.c (pushdecl): When an extern declaration at block scope
9814         refers to a visible entity with internal linkage, use the old DECL
9815         rather than the new one.
9817 2004-10-05  Kazu Hirata  <kazu@cs.umass.edu>
9819         * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
9820         comments.
9822 2004-10-05  Kazu Hirata  <kazu@cs.umass.edu>
9824         * tree-cfg.c (thread_jumps): Remove a duplicate check for
9825         an infinite loop.
9827 2004-10-05  Kazu Hirata  <kazu@cs.umass.edu>
9829         * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
9830         of FOR_BB_BETWEEN.  Remove a useless check for unreachable
9831         blocks.
9833 2004-10-05  Kazu Hirata  <kazu@cs.umass.edu>
9835         * tree-cfg.c (cleanup_tree_cfg): Don't call
9836         delete_unreachable_blosk() after thread_jumps().
9837         (thread_jumps): Always remove basic blocks as they become
9838         unreachable.
9840 2004-10-05  Kazu Hirata  <kazu@cs.umass.edu>
9842         * tree-cfg.c (cleanup_tree_cfg): Remove variable
9843         something_changed.  Simplify the while loop.
9845 2004-10-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9847         * builtins.c (expand_builtin_memmove): Delete duplicate code
9848         and accept a tree type for the result.
9849         (expand_builtin_bcopy): Accept a tree type for the result.
9850         (fold_builtin_memmove): Accept an arglist and tree type for
9851         the result.
9853 2004-10-05  Ulrich Weigand  <uweigand@de.ibm.com>
9855         * config/s390/s390.c (s390_dump_pool): Remove return value.
9856         Use gen_pool_align, gen_pool_section_start/end instead of
9857         gen_pool_start/end_31/64.
9858         * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
9859         (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
9860         ("pool_start_31", "pool_end_31"): Remove.
9861         ("pool_start_64", "pool_end_64"): Likewise.
9862         ("pool_align", "pool_section_start", "pool_section_end": New insns.
9864         * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
9865         (TARGET_CANNOT_COPY_INSN_P): Define.
9866         (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
9867         (struct constant_pool): New member 'execute'.
9868         (s390_add_execute, s390_find_execute): New functions.
9869         (s390_execute_label, s390_execute_target): Likewise.
9870         (s390_dump_pool): Output in-pool execute target templates.
9871         (s390_dump_execute): New function.
9872         (s390_alloc_pool, s390_free_pool): Handle execute templates.
9873         (s390_mainpool_start, s390_mainpool_finish): Likewise.
9874         (s390_chunkify_start, s390_chunkify_finish): Likewise.
9875         * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
9876         ("*execute"): New insn pattern.
9877         ("movmem_short", "*movmem_short"): Use splitters to generate
9878         explicit execute pattern, remove embedded execute.
9879         ("clrmem_short", "*clrmem_short"): Likewise.
9880         ("cmpmem_short", "*cmpmem_short"): Likewise.
9882 2004-10-05  Daniel Berlin  <dberlin@dberlin.org>
9884         * tree-ssa.c (verify_ssa): Verify phi arguments only
9885         contain renamed names.
9887 2004-10-05  Alan Modra  <amodra@bigpond.net.au>
9889         * config/rs6000/linux.h: Formatting, whitespace.
9890         * config/rs6000/linux64.h: Likewise.
9891         * config/rs6000/rs6000-protos.h: Likewise.
9892         * config/rs6000/rs6000.c: Likewise.
9893         (easy_vector_splat_const): Add fall thru comments.
9894         (output_vec_const_move): Likewise.
9896 2004-10-05  Kelley Cook  <kcook@gcc.gnu.org>
9898         * Makefile.in: Update -Wno-error exceptions for move to build dir.
9900 2004-10-05  Chao-Ying Fu  <fu@mips.com>
9901             Richard Sandiford  <rsandifo@redhat.com>
9903         * doc/invoke.texi (-mpaired-single): Link to the new description of the
9904         built-in functions.  Document dependencies.
9905         (-mips3d): Add link here too.
9906         * doc/extend.texi (MIPS Paired-Single Support): New section.
9908 2004-10-04  Chao-ying Fu  <fu@mips.com>
9910         * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
9912 2004-10-04  Diego Novillo  <dnovillo@redhat.com>
9914         * tree-ssa-dom.c (tree_ssa_dominator_optimize):
9915         Initialize OPT_STATS to 0.
9917 2004-10-04  Kazu Hirata  <kazu@cs.umass.edu>
9919         * tree-data-ref.c: Fix comment typos.
9921 2004-10-04  Sebastian Pop  <pop@cri.ensmp.fr>
9923         * tree-data-ref.c (array_base_name_differ_p): Fix comments.  When
9924         the predicate cannot be computed, don't initialize the result to
9925         false.
9927 2004-10-01  Eric Christopher  <echristo@redhat.com>
9929         * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
9930         locally defined enum.
9931         * dwarf2out.c (add_calling_convention_attribute): Don't
9932         emit DW_CC_normal.
9934 2004-10-03  Andrew Pinski  <pinskia@physics.uc.edu>
9936         PR c/17178, PR c/17820
9937         * c-decl.c (pop_scope): Do not warn about unused static
9938         variables as they warned in the middle-end.
9940 2004-10-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9942         * builtins.c (expand_builtin_memcpy): Delete duplicate code
9943         and make the first parameter the expression not the arglist.
9945 2004-10-03  Ulrich Weigand  <uweigand@de.ibm.com>
9947         * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
9948         as valid modes to expand address expressions.
9950 2004-10-03  Joseph S. Myers  <jsm@polyomino.org.uk>
9952         * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
9953         c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
9954         c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
9955         code formatting conventions.
9957 2004-10-03  Richard Sandiford  <rsandifo@redhat.com>
9959         * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
9961 2004-10-03  Kazu Hirata  <kazu@cs.umass.edu>
9963         PR tree-optimization/16632
9964         * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
9965         fold (A & C) == D into 0, fold ~C.  Similarly, for the case
9966         where | is used instead of &.
9968 2004-10-03  Kazu Hirata  <kazu@cs.umass.edu>
9970         * ginclude/stddef.h: Fix a comment typo.
9972 2004-10-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
9974         PR target/17443
9975         * config.gcc (i?86-*-solaris2*): Restore correct logic
9976         for --enable-threads option.
9977         (sparc64-*-solaris2*): Likewise.
9978         (sparc-*-solaris2*): Likewise.
9980 2004-10-03  Alan Modra  <amodra@bigpond.net.au>
9982         * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
9983         (OS_MISSING_POWERPC64): Move, and comment.
9984         * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
9985         (OS_MISSING_POWERPC64): Move, and comment.
9987 2004-10-02  Ian Lance Taylor  <ian@wasabisystems.com>
9989         * arm.c (output_call_mem): Add missing \t.
9991 2004-10-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9993         * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
9994         expand_builtin_strncmp): Delete duplicate code.
9996 2004-10-02  Frank Ch. Eigler  <fche@redhat.com>
9998         * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
9999         take check-base and -limit arguments.
10000         (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
10001         check ranges for ARRAY_REF and COMPONENT_REF.
10002         (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
10003         instrumentation.
10005 2004-10-02  Joseph S. Myers  <jsm@polyomino.org.uk>
10007         * c-objc-common.c (c_tree_printer): Correct description of %E.
10008         Don't fall through after printing an expression.
10010 2004-10-02  Kazu Hirata  <kazu@cs.umass.edu>
10012         * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
10014 2004-10-02  Kazu Hirata  <kazu@cs.umass.edu>
10016         * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
10017         delete_unrechable_blocks() only when necessary.
10019 2004-10-02  P.J. Darcy  <darcypj@us.ibm.com>
10021         * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
10022         (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
10023         (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
10024         __gthread_recursive_mutex_unlock): New functions.
10026 2004-10-02  P.J. Darcy  <darcypj@us.ibm.com>
10028         * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
10029         * config/s390/tpf-eh.c: Remove file.
10030         * config/s390/tpf-unwind.h: New file.
10031         * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
10032         (MD_UNWIND_SUPPORT): Define.
10034 2004-10-02  Joseph S. Myers  <jsm@polyomino.org.uk>
10036         * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
10038 2004-10-01  Ulrich Weigand  <uweigand@de.ibm.com>
10040         * config/s390/s390-protos.h (s390_comparison): Add prototype.
10041         * config/s390/s390.c (s390_comparison): New function.
10042         (s390_branch_condition_mask): Return -1 for invalid comparisons.
10043         (s390_branch_condition_mnemonic): Assert valid comparison.
10044         * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
10045         * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
10046         "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
10047         s390_comparison instead of comparison_operator.
10049         * config/s390/s390.md (UNSPEC_CMPINT): New constant.
10050         ("cmpmemdi"): Remove.
10051         ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
10052         ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
10053         ("cmpint_si"): Rename to ...
10054         ("*cmpint_si"): ... this.  Use UNSPEC_CMPINT.
10055         ("cmpint_di", "*cmpint_di"): Likewise.
10056         * config/s390/s390.c (s390_canonicalize_comparison): Remove
10057         redundant UNSPEC_CMPINT conversions.
10058         (s390_expand_cmpmem): Adapt to cmpint pattern changes.
10060 2004-10-01  Kazu Hirata  <kazu@cs.umass.edu>
10062         * collect2.c (COLLECT_PARSE_FLAG): Remove.
10063         (main): Remove a reference to COLLECT_PARSE_FLAG
10064         * system.h: Poison COLLECT_PARSE_FLAG.
10065         * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
10067 2004-10-01  Paul Brook  <paul@codesourcery.com>
10069         * config/arm/crti.asm: Give _init and _fini function type.
10071 2004-10-01  Zdenek Dvorak  <dvorakz@suse.cz>
10073         * common.opt (ftree-loop-ivcanon): Enable by default.
10074         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
10075         Enable complete loop unrolling.
10076         (canonicalize_induction_variables, tree_unroll_loops_completely):
10077         Reset scev info.
10079 2004-10-01  Paul Brook  <paul@codesourcery.com>
10081         * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
10082         not register number.
10083         (thumb_find_work_register): Search full register range.
10085 2004-10-01  Andrew Pinski  <pinskia@physics.uc.edu>
10087         PR tree-opt/17343
10088         * tree-cfg.c (group_case_labels): Get the label and not
10089         the case expr for the default case.
10090         When the label we looking at is the default, decrement the
10091         new_size.
10093 2004-10-01  Jan Hubicka  <jh@suse.cz>
10095         * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
10096         * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10097         * toplev.h (tree_rest_of_compilation): Update prototype.
10098         * tree-optimize.c (tree_rest_of_compilation):  Kill nested_p argument.
10100 2004-10-01  Kazu Hirata  <kazu@cs.umass.edu>
10102         * tree-cfg.c (cleanup_tree_cfg): Pull a call to
10103         cleanup_control_flow() out of the while loop.
10105 2004-10-01  Paolo Bonzini  <bonzini@gnu.org>
10107         * tree-vectorizer.c (vectorizable_operation): Fail unless
10108         the mode for the vector type is indeed a vector mode.
10110 2004-10-01  Zdenek Dvorak  <dvorakz@suse.cz>
10112         * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
10113         chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
10114         of convert.
10115         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
10116         add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
10117         follow_ssa_edge_in_rhs): Ditto.
10118         * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
10119         (dump_iv): Dump base_object.
10120         (dump_use, dump_cand): Use dump_iv.
10121         (determine_base_object): New function.
10122         (alloc_iv): Initialize base_object field.
10123         (record_use): Clear the ssa_name field of iv.
10124         (get_computation_cost_at): Do not use difference of addresses of
10125         two different objects.
10126         (may_eliminate_iv): Do not require the loop to have just single exit.
10127         * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
10128         (nonzero_p): New function.
10129         (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
10130         tree_simplify_using_condition, simplify_using_initial_conditions,
10131         loop_niter_by_eval, find_loop_niter_by_eval,
10132         estimate_numbers_of_iterations_loop, compare_trees,
10133         upper_bound_in_type, lower_bound_in_type,
10134         can_count_iv_in_wider_type_bound): Use buildN instead of build.  Use
10135         fold_convert or build_int_cst_type instead of convert.  Use (non)zero_p
10136         instead of integer_(non)zerop.
10138 2004-10-01  Jakub Jelinek  <jakub@redhat.com>
10140         Revert
10141         2004-09-29  Jakub Jelinek  <jakub@redhat.com>
10143         * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
10144         and TI_VA_LIST_FPR_COUNTER_FIELD.
10145         (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
10146         * tree-pass.h (pass_stdarg): Add.
10147         * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
10148         * tree-stdarg.c: New file.
10149         * Makefile.in (OBJS-common): Add tree-stdarg.o.
10150         (tree-stdarg.o): Add dependencies.
10151         * function.h (struct function): Add va_list_gpr_size and
10152         va_list_fpr_size fields.
10153         * function.c (allocate_struct_function): Initialize them.
10155         * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
10156         va_list_{g,f}pr_counter_field.
10157         (ix86_setup_incoming_varargs): Don't do anything if reg_save
10158         area will not be used.  Only save registers that tree-stdarg.c
10159         detected they need saving.
10160         (ix86_va_start): Don't set up fields that won't be used.
10162         * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
10163         va_list_{g,f}pr_counter_field.
10164         (setup_incoming_varargs): Don't do anything if reg_save
10165         area will not be used.  Only save registers that tree-stdarg.c
10166         detected they need saving.
10167         (rs6000_va_start): Don't set up fields that won't be used.
10169 2004-09-30  Eric Christopher  <echristo@redhat.com>
10171         * dwarf2.h (dwarf_calling_convention): Add enum for renesas
10172         sh abi.
10173         * dwarf2out.c (add_calling_convention_attribute): New function.
10174         (gen_subroutine_type_die): Use.
10175         * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
10176         * target.h (gcc_target): Add dwarf_calling_convention.
10177         * hooks.c (hook_int_tree_0): New function.
10178         * hooks.h: Prototype.
10179         * config/sh/sh.c: Include dwarf2.h.
10180         (sh_dwarf_calling_convention): New function.
10181         (TARGET_DWARF_CALLING_CONVENTION): Use.
10182         * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
10184 2004-09-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10186         * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
10187         expand_builtin_strrchr, expand_builtin_strpbrk,
10188         expand_builtin_strncat, expand_builtin_strspn,
10189         expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
10190         code.
10192 2004-09-30  Ulrich Weigand  <uweigand@de.ibm.com>
10194         * config/s390/s390-protos.h (s390_expand_logical_operator): Add
10195         prototype.
10196         (s390_logical_operator_ok_p): Likewise.
10197         * config/s390/s390.c (s390_expand_logical_operator): New function.
10198         (s390_logical_operator_ok_p): Likewise.
10199         * config/s390/s390.md ("anddi3"): New expander.
10200         ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
10201         ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
10202         ("andsi3"): Use s390_expand_logical_operator.
10203         ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
10204         ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
10205         ("andhi3"): New expander.
10206         ("*andhi3_zarch", "*andhi3_esa"): New patterns.
10207         ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
10208         ("andqi3"): New expander.
10209         ("*andqi3_zarch", "*andqi3_esa"): New patterns.
10210         ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
10211         ("iordi3"): New expander.
10212         ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
10213         ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
10214         ("iorsi3"): Use s390_expand_logical_operator.
10215         ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
10216         ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
10217         ("iorhi3"): New expiorer.
10218         ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
10219         ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
10220         ("iorqi3"): New expiorer.
10221         ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
10222         ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
10223         ("xordi3"): New expander.
10224         ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
10225         ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
10226         ("xorsi3"): New expander.
10227         ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
10228         ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
10229         ("xorhi3"): New expander.
10230         ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
10231         ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
10232         ("xorqi3"): New expander.
10233         ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
10234         ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
10236 2004-09-30  Roger Sayle  <roger@eyesopen.com>
10238         * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
10239         (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
10240         machine mode as the result.
10242 2004-09-30  Ben Elliston  <bje@au.ibm.com>
10244         PR bootstrap/17761
10245         * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
10246         FOR_EACH_EDGE macros.
10248 2004-09-30  Joseph S. Myers  <jsm@polyomino.org.uk>
10250         * c-tree.h (readonly_error): Remove.
10251         * c-typeck (enum lvalue_use): New.
10252         (lvalue_or_else, readonly_error): Use it.  All callers changed.
10253         (readonly_error): Make static.
10255 2004-09-30  Jan Hubicka  <jh@suse.cz>
10257         PR debug/13974
10258         * cfgrtl.c (try_redirect_by_replacing_jump,
10259         force_nonfallthru_and_redirect, commit_one_edge_insertion,
10260         cfg_layout_merge_blocks):  Do not attach any line number information
10261         to newly inserted instructions.
10262         * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
10263         emit_insn_*_noloc.
10264         (emit_*insn_before, emit_insn*_after): New.
10265         (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
10266         existing locators.
10267         * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
10268         (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
10270 2004-09-30  Ulrich Weigand  <uweigand@de.ibm.com>
10272         * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
10273         (s390_return_address_offset): Remove.
10274         (s390_can_eliminate): Add prototype.
10275         (s390_initial_elimination_offset): Add prototype.
10276         * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
10277         (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
10278         * config/s390/s390.c (s390_arg_frame_offset): Remove.
10279         (s390_return_address_offset): Remove.
10280         (s390_can_eliminate, s390_initial_elimination_offset): New functions.
10281         (struct machine_function): New member split_branches_pending_p.
10282         (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
10283         (s390_mainpool_finish): Likewise.  Clear base_reg if pool empty.
10284         (s390_optimize_prologue): Remove base_used argument.  Call
10285         s390_update_frame_layout instead of s390_register_info.  Handle
10286         prologue/epilogue insns that touch only RETURN_REGNUM.
10287         (s390_reorg): Remove base_used.  Clear split_branches_pending_p.
10288         (s390_register_info): Remove base_used and return_addr_used
10289         arguments, compute special register usage inline.  Return live
10290         register data to caller.
10291         (s390_frame_info): Remove arguments, do not call s390_register_info.
10292         (s390_init_frame_layout): New function.
10293         (s390_update_frame_layout): Likewise.
10294         (s390_emit_prologue): Call s390_update_frame_layout; some code
10295         move to there.  Do not emit pool placeholder insn if unnecessary.
10297 2004-09-30  Ulrich Weigand  <uweigand@de.ibm.com>
10299         * config/s390/s390.c (legitimate_reload_constant_p): Remove
10300         floating point constant workaround.
10301         (s390_secondary_input_reload_class): Handle PLUS reloads
10302         with too-large constant.
10303         (s390_expand_plus_operand): Likewise.
10304         * config/s390/s390.md ("movdi"): Do not call force_const_mem.
10305         ("movsi"): Likewise.  Also, remove workaround for non-general
10306         operands.
10307         ("movdf"): Do not call force_const_mem.
10308         ("movsf"): Likewise.  Merge expander with *movsf insn.
10309         ("*movsf"): Remove, merge with movsf expander.
10311 2004-09-30  Paul Brook  <paul@codesourcery.com>
10313         * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
10314         (ENDFILE_SPEC): Define.
10315         * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
10317 2004-09-30  Richard Henderson  <rth@redhat.com>
10319         * config/alpha/qrnnd.asm: Mark for noexecstack.
10321 2004-09-30  Kazu Hirata  <kazu@cs.umass.edu>
10323         * protoize.c, tree-cfg.c: Fix comment typos.
10325 2004-09-30  Joseph S. Myers  <jsm@polyomino.org.uk>
10327         PR c/17730
10328         * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
10330 2004-09-30  Diego Novillo  <dnovillo@redhat.com>
10332         * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
10333         expressions...
10334         (add_pointed_to_expr): ... here.
10335         Call add_pointed_to_expr for variables with DECL_INITIAL set.
10336         * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
10337         pointer variable, if set.
10339 2004-09-30  Kazu Hirata  <kazu@cs.umass.edu>
10341         * config/sh/sh.c: Follow spelling conventions.
10343 2004-09-29  Richard Henderson  <rth@redhat.com>
10345         * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
10346         * doc/tm.texi (DWARF_ZERO_REG): New.
10348         * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
10349         alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
10350         * config/alpha/alpha.h (DWARF_ZERO_REG): New.
10352 2004-09-29  Ulrich Weigand  <uweigand@de.ibm.com>
10354         * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
10355         with a PLUS as source operand.
10356         (expand_movstr): Likewise.
10357         (expand_builtin_stpcpy): Likewise.
10359 2004-09-29  Richard Henderson  <rth@redhat.com>
10361         PR 17739
10362         * tree-gimple.c (is_gimple_reg): Reject hard registers.
10363         (is_gimple_asm_val): New.
10364         * tree-gimple.h (is_gimple_asm_val): Declare.
10365         * gimplify.c (gimplify_asm_expr): Use it.
10366         * tree-pretty-print.c (print_declaration): Dump hard regs.
10367         * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
10368         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10369         * tree-ssa-pre.c (is_undefined_value): Likewise.
10370         * tree-ssa-copy.c (may_propagate_copy): Likewise.
10371         (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
10372         * tree-ssa.c (warn_uninit): Likewise.
10373         * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
10375 2004-09-29  Fariborz Jahanian <fjahanian@apple.com>
10377         * c-decl.c (merge_decls): Use comptype when comparing
10378         types to decide on DECL_SIZE save of olddecl.
10380 2004-09-29  Daniel Berlin  <dberlin@dberlin.org>
10382         * tree.h (INDIRECT_REF_P): New macro.
10383         * alias.c (get_alias_set): Use it
10384         (nonoverlapping_memrefs_p): Ditto.
10385         * emit-rtl.c (mem_expr_equal_p): Ditto.
10386         (set_mem_attributes_minus_bitpos): Ditto.
10387         (is_gimple_addressable): Ditto.
10388         (get_base_address): Ditto.
10389         * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
10390         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
10391         * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
10392         * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
10393         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
10394         (add_address_candidates): Ditto.
10395         (rewrite_address_base): Ditto.
10397 2004-09-30  Ben Elliston  <bje@au.ibm.com>
10399         * tree-flow.h (struct bb_ann_d): Remove num_preds member.
10400         * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
10401         (rewrite_ssa_into_ssa): Likewise.
10402         * tree-phinodes.c (create_phi_node): Access the number of
10403         predecessor edges using EDGE_COUNT() and not num_preds.
10405 2004-09-29  Joseph S. Myers  <jsm@polyomino.org.uk>
10407         PR c/7425
10408         * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
10410 2004-09-29  Eric Christopher  <echristo@redhat.com>
10412         * fold-const.c (tree_swap_operands_p): Remove duplicated code.
10414 2004-09-29  Hans-Peter Nilsson  <hp@axis.com>
10416         * config/cris/cris.md (moverside, movemside): With MEM, make sure
10417         the address is (plus reg mem).
10419 2004-09-29  David Edelsohn  <edelsohn@gnu.org>
10421         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
10423 2004-09-29  Nathan Sidwell  <nathan@codesourcery.com>
10425         * tree.c (make_node_stat): Fix uninitialized warning.  Replace
10426         cascaded if ... else if with a switch.
10428 2004-09-29  Aaron W. LaFramboise  <aaronavay62@aaronwl.com>
10430         * read-rtl.c (apply_macro_to_string): Replace index with strchr.
10432 2004-09-29  Jakub Jelinek  <jakub@redhat.com>
10434         * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
10435         and TI_VA_LIST_FPR_COUNTER_FIELD.
10436         (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
10437         * tree-pass.h (pass_stdarg): Add.
10438         * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
10439         * tree-stdarg.c: New file.
10440         * Makefile.in (OBJS-common): Add tree-stdarg.o.
10441         (tree-stdarg.o): Add dependencies.
10442         * function.h (struct function): Add va_list_gpr_size and
10443         va_list_fpr_size fields.
10444         * function.c (allocate_struct_function): Initialize them.
10446         * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
10447         va_list_{g,f}pr_counter_field.
10448         (ix86_setup_incoming_varargs): Don't do anything if reg_save
10449         area will not be used.  Only save registers that tree-stdarg.c
10450         detected they need saving.
10451         (ix86_va_start): Don't set up fields that won't be used.
10453         * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
10454         va_list_{g,f}pr_counter_field.
10455         (setup_incoming_varargs): Don't do anything if reg_save
10456         area will not be used.  Only save registers that tree-stdarg.c
10457         detected they need saving.
10458         (rs6000_va_start): Don't set up fields that won't be used.
10460 2004-09-29  Jakub Jelinek  <jakub@redhat.com>
10462         * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
10463         BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
10464         BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
10465         BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
10466         * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
10467         ATTR_NONNULL_1_4): New.
10469 2004-09-29  Jakub Jelinek  <jakub@redhat.com>
10471         PR tree-optimization/17697
10472         * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
10473         cfg if needed.
10475 2004-09-28  Per Bothner  <per@bothner.com>
10477         * profile.c (branch_prob): Pass correct value to output_location,
10478         even when USE_MAPPED_LOCATION.  Fixes bug from 09-11.
10480 2004-09-28  Richard Henderson  <rth@redhat.com>
10482         PR 15089
10483         * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
10484         * tree-flow.h (may_propagate_copy_into_asm): Declare.
10485         * tree-ssa-ccp.c (replace_uses_in): Use it.
10486         * tree-ssa-dom.c (cprop_operand): Likewise.
10488 2004-09-28 Jeff Law  <law@redhat.com>
10490         * tree-ssa-threadupdate.c (create_block_for_threading):  Request
10491         that no outgoing edges be left in the duplicate block.  Do no
10492         update information on outgoing edges or PHI nodes in target
10493         blocks here.
10494         (remove_ctrl_stmt_and_useless_edges): Renamed from
10495         remove_last_stmt_and_useless_edges.  Handle case where the
10496         block is empty or has no control statements.  Do not update edge
10497         flags here.
10498         (thread_block): Create a template block rather than copying the
10499         original block every time.  Create outgoing edges from the
10500         duplicate blocks and update PHIs at the target of the outgoing
10501         edges here.  Fix edge flags for the original block if necessary.
10502         * cfghooks (duplicate_block): No longer assert that the original
10503         block has incoming edges.
10505 2004-09-29  Hans-Peter Nilsson  <hp@bitrange.com>
10507         * doc/extend.texi (Extended Asm): Add blurb about using Explicit
10508         Reg Vars to enforce register allocation with general constraints.
10509         (Explicit Reg Vars): Clarify relation to asm statements.
10510         (Local Reg Vars): Similar.
10512 2004-09-28  Ulrich Weigand  <uweigand@de.ibm.com>
10514         * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
10515         TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
10516         build_control_flow, new_edge): Remove.
10517         (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
10518         (bitlst, bitlst_table_last, bitlst_table): Remove.
10519         (bblst): Store basic_block pointer instead of block index.
10520         (bblst_table): Likewise.
10521         (edgelst): Store edge pointer instead of edge index.
10522         (edgelst_table, edgelst_last): New variables.
10523         (extract_bitlst): Rename to ...
10524         (extract_edgelst): ... this.  Return edge pointers, not indices.
10525         (split_edges): Update call.
10526         (rgn_edges): Store edge pointers instead of indices.
10527         (edge_to_bit): Remove.
10528         (EDGE_TO_BIT): Store per-region edge index in edge->aux.
10529         (SET_EDGE_TO_BIT): New macro.
10530         (is_cfg_nonregular): Check for simple cases of unreachable blocks.
10531         (find_rgns): Remove edge_list parameter.  Traverse standard CFG
10532         data structures instead of haifa_edge et al.  Use edge pointers
10533         instead of edge indices everywhere.
10534         (compute_dom_prob_ps): Use standard CFG data structures.  Account
10535         for exit edges.
10536         (compute_trg_info): Likewise.
10537         (propagate_deps): Likewise.
10538         (debug_candidate): Account for bblst data structure change.
10539         (check_live_1, update_live_1, is_pfree): Likewise.
10540         (IS_REACHABLE): Use standard CFG data structures.
10541         (init_ready_list): Update bblst_table/edgelst_table allocation.
10542         (schedule_region): Update alloc/cleanup code to data structure
10543         changes.  Use edge->aux to store per-region edge index.
10544         (init_regions): No longer call build_control_flow.  Do not
10545         create edge list any more.
10547 2004-09-28  Ulrich Weigand  <uweigand@de.ibm.com>
10549         * cse.c (cse_insn): Avoid creating direct non-local jumps.
10550         * combine.c (can_combine_p): Likewise.
10551         * local-alloc. (update_equiv_regs): Likewise.
10553 2004-09-28  Richard Henderson  <rth@redhat.com>
10555         PR 17531
10556         * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
10557         Don't check VOIDmode here.  Force PLUS operands to common type.
10558         (expand_expr_addr_expr): Do VOIDmode check earlier.  Force use of
10559         Pmode if given a non pointer type.
10561 2004-09-28  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
10563         PR 17531
10564         * optabs.c (expand_binop): Force constants to the correct mode.
10566 2004-09-28  Ulrich Weigand  <uweigand@de.ibm.com>
10568         * config/s390/s390.c (s390_adjust_cost): Remove.
10569         (TARGET_SCHED_ADJUST_COST): Do not redefine.
10570         (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
10571         * config/s390/s390.md ("main_pool"): Use "larl" type
10572         attribute if TARGET_CPU_ZARCH.
10574 2004-09-28  Jakub Jelinek  <jakub@redhat.com>
10576         * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
10577         variable.
10579 2004-09-28  Diego Novillo  <dnovillo@redhat.com>
10581         * tree-ssa-loop.c (pass_record_bounds): Do not assign a
10582         name to the pass.
10584 2004-09-28  Steven Bosscher  <stevenb@suse.de>
10586         * common.opt (flag_gcse_sm): Disable by default.
10587         (flag_gcse_las): Likewise.
10588         (flag_web): Likewise.  Create from this file.
10589         * flags.h: Remove flag_web declaration.
10590         * toplev.c (flag_web): Likewise.
10591         (process_options): Never set flag_web.
10593 2004-09-28  Steven Bosscher  <stevenb@suse.de>
10595         * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
10596         * tree-ssa-propagate.c: Include vec.h.
10597         (interesting_ssa_edges, varying_ssa_edges): Make these VECs
10598         instead of varrays.
10599         (cfg_blocks_add): Assert the block is not already in the worklist.
10600         Update uses of interesting_ssa_edges and varying_ssa_edges.
10601         (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
10602         ssa_propagate): Likewise.
10604 2004-09-28  Joseph S. Myers  <jsm@polyomino.org.uk>
10606         PR c/16409
10607         * c-decl.c (start_decl): Check for initializing incomplete array
10608         of VLAs.
10609         (build_compound_literal): Check for TYPE being error_mark_node.
10610         * c-parse.in (primary): Check for VLA compound literals.
10612 2004-09-28  Diego Novillo  <dnovillo@redhat.com>
10614         * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
10615         with --disable-checking.
10617 2004-09-28  Devang Patel  <dpatel@apple.com>
10619         * tree-pretty-print.c (dump_generic_node): Print vector types.
10621 2004-09-28  Nick Clifton  <nickc@redhat.com>
10623         * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
10624         invocation of the function sh_init_cumulative_args.
10625         (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
10626         (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
10627         * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
10628         * config/sh/sh.c (sh_init_cumulative_args): New function based
10629         on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
10630         heuristic added to determine the setting of force_mem when a
10631         library function is being called.
10633 2004-09-28  Diego Novillo  <dnovillo@redhat.com>
10635         * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
10636         Skip constant arguments.
10638 2004-09-28  Diego Novillo  <dnovillo@redhat.com>
10640         * tree-ssa-alias.c (create_name_tags): If PTR points to a
10641         volatile type, mark the tag volatile.
10642         (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
10643         volatile.
10645 2004-09-28  Andrew Pinski  <pinskia@physics.uc.edu>
10647         * tree.def (vec_cond_expr): Fix. Change 'e'
10648         to tcc_expression.
10650 2004-09-28  Kazu Hirata  <kazu@cs.umass.edu>
10652         * basic-block.h: Fix a comment typo.
10654 2004-09-28  Kazu Hirata  <kazu@cs.umass.edu>
10656         * optabs.c, optabs.h: Fix comment typos.
10658 2004-09-28  Eric Botcazou  <ebotcazou@act-europe.fr>
10660         * config/sparc/sparc.md (call_address_struct_value_sp32):
10661         Properly mask the immediate field of the 'unimp' instruction.
10662         (call_symbolic_struct_value_sp32): Likewise.
10664 2004-09-28  Ben Elliston  <bje@au.ibm.com>
10665             Steven Bosscher  <stevenb@suse.de>
10666             Andrew Pinski  <pinskia@physics.uc.edu>
10668         Merge from edge-vector-branch:
10669         * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
10670         (struct edge_def): Remove pred_next, succ_next members.
10671         (struct basic_block_def): Remove pred, succ members.  Add preds
10672         and succs members of type VEC(edge).
10673         (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
10674         (BRANCH_EDGE): Likewise.
10675         (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
10676         (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
10677         (edge_iterator): New.
10678         (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
10679         (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
10680         (FOR_EACH_EDGE): New.
10681         * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
10682         where applicable.
10683         (rotate_loop): Likewise.
10684         (find_traces_1_route): Likewise.
10685         (bb_to_key): Likewise.
10686         (connect_traces): Likewise.
10687         (copy_bb_p): Likewise.
10688         (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
10689         (add_labels_and_missing_jumps): Likewise.
10690         (fix_up_fall_thru_edges): Likewise.
10691         (find_jump_block): Likewise.
10692         (fix_crossing_conditional_branches): Likewise.
10693         (fix_crossing_unconditional_branches): Likewise.
10694         (add_reg_crossing_jump_notes): Likewise.
10695         * bt-load.c (augment_live_range): Likewise.
10696         * cfg.c (clear_edges): Likewise.
10697         (unchecked_make_edge): Likewise.
10698         (cached_make_edge): Likewise.
10699         (make_single_succ_edge): Likewise.
10700         (remove_edge): Likewise.
10701         (redirect_edge_succ_nodup): Likewise.
10702         (check_bb_profile): Likewise.
10703         (dump_flow_info): Likewise.
10704         (alloc_aux_for_edges): Likewise.
10705         (clear_aux_for_edges): Likewise.
10706         (dump_cfg_bb_info): Likewise.
10707         * cfganal.c (forwarder_block_p): Likewise.
10708         (can_fallthru): Likewise.
10709         (could_fall_through): Likewise.
10710         (mark_dfs_back_edges): Likewise.
10711         (set_edge_can_fallthru_flag): Likewise.
10712         (find_unreachable_blocks): Likewise.
10713         (create_edge_list): Likewise.
10714         (verify_edge_list): Likewise.
10715         (add_noreturn_fake_exit_edges): Likewise.
10716         (connect_infinite_loops_to_exit): Likewise.
10717         (flow_reverse_top_sort_order_compute): Likewise.
10718         (flow_depth_first_order_compute): Likewise.
10719         (flow_preorder_transversal_compute): Likewise.
10720         (flow_dfs_compute_reverse_execute): Likewise.
10721         (dfs_enumerate_from): Likewise.
10722         (compute_dominance_frontiers_1): Likewise.
10723         * cfgbuild.c (make_edges): Likewise.
10724         (compute_outgoing_frequencies): Likewise.
10725         (find_many_sub_basic_blocks): Likewise.
10726         (find_sub_basic_blocks): Likewise.
10727         * cfgcleanup.c (try_simplify_condjump): Likewise.
10728         (thread_jump): Likewise.
10729         (try_forward_edges): Likewise.
10730         (merge_blocks_move): Likewise.
10731         (outgoing_edges_match): Likewise.
10732         (try_crossjump_to_edge): Likewise.
10733         (try_crossjump_bb): Likewise.
10734         (try_optimize_cfg): Likewise.
10735         (merge_seq_blocks): Likewise.
10736         * cfgexpand.c (expand_gimple_tailcall): Likewise.
10737         (expand_gimple_basic_block): Likewise.
10738         (construct_init_block): Likewise.
10739         (construct_exit_block): Likewise.
10740         * cfghooks.c (verify_flow_info): Likewise.
10741         (dump_bb): Likewise.
10742         (delete_basic_block): Likewise.
10743         (split_edge): Likewise.
10744         (merge_blocks): Likewise.
10745         (make_forwarder_block): Likewise.
10746         (tidy_fallthru_edges): Likewise.
10747         (can_duplicate_block_p): Likewise.
10748         (duplicate_block): Likewise.
10749         * cfglayout.c (fixup_reorder_chain): Likewise.
10750         (fixup_fallthru_exit_predecessor): Likewise.
10751         (can_copy_bbs_p): Likewise.
10752         (copy_bbs): Likewise.
10753         * cfgloop.c (flow_loops_cfg_dump): Likewise.
10754         (flow_loop_entry_edges_find): Likewise.
10755         (flow_loop_exit_edges_find): Likewise.
10756         (flow_loop_nodes_find): Likewise.
10757         (mark_single_exit_loops): Likewise.
10758         (flow_loop_pre_header_scan): Likewise.
10759         (flow_loop_pre_header_find): Likewise.
10760         (update_latch_info): Likewise.
10761         (canonicalize_loop_headers): Likewise.
10762         (flow_loops_find): Likewise.
10763         (get_loop_body_in_bfs_order): Likewise.
10764         (get_loop_exit_edges): Likewise.
10765         (num_loop_branches): Likewise.
10766         (verify_loop_structure): Likewise.
10767         (loop_latch_edge): Likewise.
10768         (loop_preheader_edge): Likewise.
10769         * cfgloopanal.c (mark_irreducible_loops): Likewise.
10770         (expected_loop_iterations): Likewise.
10771         * cfgloopmanip.c (remove_bbs): Likewise.
10772         (fix_bb_placement): Likewise.
10773         (fix_irreducible_loops): Likewise.
10774         (remove_path): Likewise.
10775         (scale_bbs_frequencies): Likewise.
10776         (loopify): Likewise.
10777         (unloop): Likewise.
10778         (fix_loop_placement): Likewise.
10779         (loop_delete_branch_edge): Likewise.
10780         (duplicate_loop_to_header_edge): Likewise.
10781         (mfb_keep_just): Likewise.
10782         (create_preheader): Likewise.
10783         (force_single_succ_latches): Likewise.
10784         (loop_split_edge_with): Likewise.
10785         (create_loop_notes): Likewise.
10786         * cfgrtl.c (rtl_split_block): Likewise.
10787         (rtl_merge_blocks): Likewise.
10788         (rtl_can_merge_blocks): Likewise.
10789         (try_redirect_by_replacing_jump): Likewise.
10790         (force_nonfallthru_and_redirect): Likewise.
10791         (rtl_tidy_fallthru_edge): Likewise.
10792         (commit_one_edge_insertion): Likewise.
10793         (commit_edge_insertions): Likewise.
10794         (commit_edge_insertions_watch_calls): Likewise.
10795         (rtl_verify_flow_info_1): Likewise.
10796         (rtl_verify_flow_info): Likewise.
10797         (purge_dead_edges): Likewise.
10798         (cfg_layout_redirect_edge_and_branch): Likewise.
10799         (cfg_layout_can_merge_blocks_p): Likewise.
10800         (rtl_flow_call_edges_add): Likewise.
10801         * cse.c (cse_cc_succs): Likewise.
10802         * df.c (hybrid_search): Likewise.
10803         * dominance.c (calc_dfs_tree_nonrec): Likewise.
10804         (calc_dfs_tree): Likewise.
10805         (calc_idoms): Likewise.
10806         (recount_dominator): Likewise.
10807         * domwalk.c (walk_dominator_tree): Likewise.
10808         * except.c (emit_to_new_bb_before): Likewise.
10809         (connect_post_landing_pads): Likewise.
10810         (sjlj_emit_function_enter): Likewise.
10811         (sjlj_emit_function_exit): Likewise.
10812         (finish_eh_generation): Likewise.
10813         * final.c (compute_alignments): Likewise.
10814         * flow.c (calculate_global_regs_live): Likewise.
10815         (initialize_uninitialized_subregs): Likewise.
10816         (init_propagate_block_info): Likewise.
10817         * function.c (thread_prologue_and_epilogue_insns): Likewise.
10818         * gcse.c (find_implicit_sets): Likewise.
10819         (bypass_block): Likewise.
10820         (bypass_conditional_jumps): Likewise.
10821         (compute_pre_data): Likewise.
10822         (insert_insn_end_bb): Likewise.
10823         (insert_store): Likewise.
10824         (remove_reachable_equiv_notes): Likewise.
10825         * global.c (global_conflicts): Likewise.
10826         (calculate_reg_pav): Likewise.
10827         * graph.c (print_rtl_graph_with_bb): Likewise.
10828         * ifcvt.c (mark_loop_exit_edges): Likewise.
10829         (merge_if_block): Likewise.
10830         (find_if_header): Likewise.
10831         (block_jumps_and_fallthru_p): Likewise.
10832         (find_if_block): Likewise.
10833         (find_cond_trap): Likewise.
10834         (block_has_only_trap): Likewise.
10835         (find_if_case1): Likewise.
10836         (find_if_case_2): Likewise.
10837         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
10838         (perfect_nestify): Likewise.
10839         * lcm.c (compute_antinout_edge): Likewise.
10840         (compute_laterin): Likewise.
10841         (compute_available): Likewise.
10842         (compute_nearerout): Likewise.
10843         * loop-doloop.c (doloop_modify): Likewise.
10844         * loop-init.c (loop_optimizer_init): Likewise.
10845         * loop-invariant.c (find_exits): Likewise.
10846         * loop-iv.c (simplify_using_initial_values): Likewise.
10847         (check_simple_exit): Likewise.
10848         (find_simple_exit): Likewise.
10849         * loop-unroll.c (peel_loop_completely): Likewise.
10850         (unroll_loop_constant_iterations): Likewise.
10851         (unroll_loop_runtime_iterations): Likewise.
10852         * loop-unswitch.c (may_unswitch_on): Likewise.
10853         (unswitch_loop): Likewise.
10854         * modulo-sched.c (generate_prolog_epilog): Likewise.
10855         (sms_schedule): Likewise.
10856         * postreload-gcse.c (eliminate_partially_redundant_load):
10857         Likewise.
10858         * predict.c (can_predict_insn_p): Likewise.
10859         (set_even_probabilities): Likewise.
10860         (combine_predictions_for_bb): Likewise.
10861         (predict_loops): Likewise.
10862         (estimate_probability): Likewise.
10863         (tree_predict_by_opcode): Likewise.
10864         (tree_estimate_probability): Likewise.
10865         (last_basic_block_p): Likewise.
10866         (propagate_freq): Likewise.
10867         (estimate_loops_at_level): Likewise.
10868         (estimate_bb_frequencies): Likewise.
10869         * profile.c (instrument_edges): Likewise.
10870         (get_exec_counts): Likewise.
10871         (compute_branch_probabilities): Likewise.
10872         (branch_prob): Likewise.
10873         * ra-build.c (live_in): Likewise.
10874         * ra-rewrite.c (rewrite_program2): Likewise.
10875         * ra.c (reg_alloc): Likewise.
10876         * reg-stack.c (reg_to_stack): Likewise.
10877         (convert_regs_entry): Likewise.
10878         (compensate_edge): Likewise.
10879         (convert_regs_1): Likewise,
10880         (convert_regs_2): Likewise.
10881         (convert_regs): Likewise.
10882         * regrename.c (copyprop_hardreg_forward): Likewise.
10883         * reload1.c (fixup_abnormal_edges): Likewise.
10884         * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
10885         (sbitmap_insersection_of_preds): Likewise.
10886         (sbitmap_union_of_succs): Likewise.
10887         (sbitmap_union_of_preds): Likewise.
10888         * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
10889         (fix_basic_block_boundaries): Likewise.
10890         (sched_ebbs): Likewise.
10891         * sched-rgn.c (build_control_flow): Likewise.
10892         (find_rgns): Likewise.
10893         * tracer.c (find_best_successor): Likewise.
10894         (find_best_predecessor): Likewise.
10895         (tail_duplicate): Likewise.
10896         * tree-cfg.c (make_edges): Likewise.
10897         (make_ctrl_stmt_edges): Likewise.
10898         (make_goto_expr_edges): Likewise.
10899         (tree_can_merge_blocks_p): Likewise.
10900         (tree_merge_blocks): Likewise.
10901         (cfg_remove_useless_stmts_bb): Likewise.
10902         (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
10903         (tree_block_forwards_to): Likewise.
10904         (cleanup_control_expr_graph): Likewise.
10905         (find_taken_edge): Likewise.
10906         (dump_cfg_stats): Likewise.
10907         (tree_cfg2vcg): Likewise.
10908         (disband_implicit_edges): Likewise.
10909         (tree_find_edge_insert_loc): Likewise.
10910         (bsi_commit_edge_inserts): Likewise.
10911         (tree_split_edge): Likewise.
10912         (tree_verify_flow_info): Likewise.
10913         (tree_make_forwarder_block): Likewise.
10914         (tree_forwarder_block_p): Likewise.
10915         (thread_jumps): Likewise.
10916         (tree_try_redirect_by_replacing_jump): Likewise.
10917         (tree_split_block): Likewise.
10918         (add_phi_args_after_copy_bb): Likewise.
10919         (rewrite_to_new_ssa_names_bb): Likewise.
10920         (dump_function_to_file): Likewise.
10921         (print_pred_bbs): Likewise.
10922         (print_loop): Likewise.
10923         (tree_flow_call_edges_add): Likewise.
10924         (split_critical_edges): Likewise.
10925         (execute_warn_function_return): Likewise.
10926         (extract_true_false_edges_from_block): Likewise.
10927         * tree-if-conv.c (tree_if_conversion): Likewise.
10928         (if_convertable_bb_p): Likewise.
10929         (find_phi_replacement_condition): Likewise.
10930         (combine_blocks): Likewise.
10931         * tree-into-ssa.c (compute_global_livein): Likewise.
10932         (ssa_mark_phi_uses): Likewise.
10933         (ssa_rewrite_initialize_block): Likewise.
10934         (rewrite_add_phi_arguments): Likewise.
10935         (ssa_rewrite_phi_arguments): Likewise.
10936         (insert_phi_nodes_for): Likewise.
10937         (rewrite_into_ssa): Likewise.
10938         (rewrite_ssa_into_ssa): Likewise.
10939         * tree-mudflap.c (mf_build_check_statement_for): Likewise.
10940         * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
10941         (rewrite_trees): Likewise.
10942         * tree-pretty-print.c (dump_bb_header): Likewise.
10943         (dump_implicit_edges): Likewise.
10944         * tree-sra.c (insert_edge_copies): Likewise.
10945         (find_obviously_necessary_stmts): Likewise.
10946         (remove_data_stmt): Likewise.
10947         * tree-ssa-dom.c (thread_across_edge): Likewise.
10948         (dom_opt_finalize_block): Likewise.
10949         (single_incoming_edge_ignoring_loop_edges): Likewise.
10950         (record_equivalences_from_incoming_edges): Likewise.
10951         (cprop_into_successor_phis): Likewise.
10952         * tree-ssa-live.c (live_worklist): Likewise.
10953         (calculate_live_on_entry): Likewise.
10954         (calculate_live_on_exit): Likewise.
10955         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10956         (copy_loop_headers): Likewise.
10957         * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
10958         (fill_always_executed_in): Likewise.
10959         * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
10960         * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
10961         (compute_phi_arg_on_exit): Likewise.
10962         * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
10963         (get_loops_exit): Likewise.
10964         (split_loop_exit_edge): Likewise.
10965         (ip_normal_pos): Likewise.
10966         * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
10967         Likewise.
10968         * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
10969         (replace_phi_with_stmt): Likewise.
10970         (value_replacement): Likewise.
10971         * tree-ssa-pre.c (compute_antic_aux): Likewise.
10972         (insert_aux): Likewise.
10973         (init_pre): Likewise.
10974         * tree-ssa-propagate.c (simulate_stmt): Likewise.
10975         (simulate_block): Likewise.
10976         (ssa_prop_init): Likewise.
10977         * tree-ssa-threadupdate.c (thread_block): Likewise.
10978         (create_block_for_threading): Likewise.
10979         (remove_last_stmt_and_useless_edges): Likewise.
10980         * tree-ssa.c (verify_phi_args): Likewise.
10981         (verify_ssa): Likewise.
10982         * tree_tailcall.c (independent_of_stmt_p): Likewise.
10983         (find_tail_calls): Likewise.
10984         (eliminate_tail_call): Likewise.
10985         (tree_optimize_tail_calls_1): Likewise.
10986         * tree-vectorizer.c (vect_transform_loop): Likewise.
10987         * var-tracking.c (prologue_stack_adjust): Likewise.
10988         (vt_stack_adjustments): Likewise.
10989         (vt_find_locations): Likewise.
10990         * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
10991         * config/i386/i386.c (ix86_pad_returns): Likewise.
10992         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
10993         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
10995 2004-09-28  Eric Botcazou  <ebotcazou@libertysurf.fr>
10997         PR target/16532
10998         * config/sparc/sparc.c (struct machine_function): New field
10999         'leaf_function_p' and 'prologue_data_valid_p'.
11000         (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
11001         to conveniently access the above fields.
11002         (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
11003         (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
11004         of the generic flavor 'current_function_uses_only_leaf_regs'.
11005         (eligible_for_sibcall_delay): Likewise.
11006         (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
11007         'sparc_prologue_data_valid_p'.  Use 'sparc_leaf_function_p'.
11008         (sparc_asm_function_prologue): Add sanity check for the assumption
11009         made in 'sparc_expand_prologue'.  Use 'sparc_leaf_function_p'.
11010         (sparc_can_use_return_insn_p): New function.
11011         (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
11012         (output_restore): Likewise.
11013         (output_sibcall): Likewise.
11014         (sparc_output_mi_thunk): Likewise.
11015         * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
11016         * config/sparc/sparc.md (return): New expander.
11018         * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
11020 2004-09-27  Mark Mitchell  <mark@codesourcery.com>
11022         PR c++/17642
11023         * stor-layout.c (layout_decl): Use fold_convert, not convert.
11024         (bit_from_pos): Likewise.
11025         (byte_from_pos): Likewise.
11026         (pos_from_bit): Likewise.
11027         (normalize_offset): Likewise.
11028         (place_field): Likewise.
11029         (finalize_type_size): Likewise.
11030         (layout_type): Likewise.
11031         * tree.c (build_index_type): Likewise.
11033 2004-09-27  Devang Patel  <dpatel@apple.com>
11035         * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
11036         * genopinit.c (optabs): New entry for vcond_gen_code and
11037         vcondu_gen_code.
11038         * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
11039         (get_rtx_code): New function.
11040         (vector_compare_rtx): New function.
11041         (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
11042         (expand_vec_cond_expr_p): New function.
11043         (expand_vec_cond_expr): New function.
11044         (get_vcond_icode): New function.
11045         * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
11046         (vcond_gen_code, vcondu_gen_code): Same.
11048 2004-09-27  Kelley Cook  <kcook@gcc.gnu.org>
11050         * Makefile.in (STAGESTUFF): Split into ...
11051         (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
11052         (mostlyclean): Update.
11053         (stage1-start, stage2-start, stage3-start, stage4-start,
11054         stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
11055         Move the STAGEMOVESTUFF.
11057 2004-09-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
11059         * system.h (getpagesize): Return 'int' instead of 'long'.
11061 2004-09-27  Michael Matz <matz@suse.de>
11063         PR bootstrap/17698
11064         PR bootstrap/17702
11065         * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
11066         bmp_iter_and_init): Shift by bit_in_word.
11068 2004-09-27  Kelley Cook  <kcook@gcc.gnu.org>
11070         * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
11071         * configure.ac: Don't sinclude it here.
11072         * configure: Regenerate.
11074 2004-09-27  Dorit Naishlos  <dorit@il.ibm.com>
11076         * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
11077         Handle AND pattern
11079 2004-09-27  Joseph S. Myers  <jsm@polyomino.org.uk>
11081         PR c/13804
11082         * c-typeck.c (build_component_ref): Name type involved in
11083         diagnostic for structure or union without a member of the given
11084         name.
11086 2004-09-27  DJ Delorie  <dj@redhat.com>
11088         * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
11089         .comm alignment is bytes, not bits.
11091 2004-09-27  Devang Patel  <dpatel@apple.com>
11093         * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
11094         (print_call_name): Do not print VEC_COND_EXPR.
11096 2004-09-27  Devang Patel  <dpatel@apple.com>
11098         * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
11100 2004-09-27  Jan Hubicka  <jh@suse.cz>
11102         * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
11104 2004-09-27  Kazu Hirata  <kazu@cs.umass.edu>
11106         * bitmap.h: Fix a comment typo.
11108 2004-09-27  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
11110         * libgcc2.c (getpagesize): Change type of return value to int.
11112 2004-09-26  Matt Austern  <austern@apple.com>
11114         * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
11115         using mmap.
11117 2004-09-26  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
11119         * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
11120         EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
11121         (bitmap_iterator): New type.
11122         (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
11123         bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
11124         bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
11125         bmp_iter_and_init, bmp_iter_and_next): New functions.
11126         * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
11127         EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
11128         use iterator-style EXECUTE_IF_IN_BITMAP macros.
11129         * bitmap.c (bitmap_print): Ditto.
11130         * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
11131         btr_def_live_range): Ditto.
11132         * cfganal.c (compute_dominance_frontiers_1) Ditto.
11133         * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
11134         Ditto.
11135         * ddg.c (build_inter_loop_deps): Ditto.
11136         * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
11137         Ditto.
11138         * except.c (remove_eh_handler): Ditto.
11139         * flow.c (reg_set_to_hard_reg_set): Ditto.
11140         * gcse.c (clear_modify_mem_tables): Ditto.
11141         * global.c (build_insn_chain): Ditto.
11142         * ifcvt.c (dead_or_predicable): Ditto.
11143         * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
11144         Ditto.
11145         * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
11146         * ra-rewrite.c (reloads_to_loads, rewrite_program2,
11147         detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
11148         * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
11149         tree_purge_all_dead_eh_edges): Ditto.
11150         * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
11151         insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
11152         rewrite_ssa_into_ssa): Ditto.
11153         * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
11154         * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
11155         Ditto.
11156         * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
11157         compute_flow_sensitive_aliasing, maybe_create_global_var,
11158         dump_points_to_info_for): Ditto.
11159         * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
11160         * tree-ssa-dse.c (dse_finalize_block): Ditto.
11161         * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
11162         calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
11163         Ditto.
11164         * tree-ssa-loop-ivopts.c (find_induction_variables,
11165         find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
11166         determine_use_iv_costs, determine_set_costs, find_best_candidate,
11167         set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
11168         Ditto.
11169         * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
11170         * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
11171         add_call_read_ops): Ditto.
11172         * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
11174 2004-09-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11176         * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
11177         UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
11179 2004-09-26  Ulrich Weigand  <uweigand@de.ibm.com>
11181         * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
11182         reflect size of memory regions being compared.
11184 2004-09-26  Ulrich Weigand  <uweigand@de.ibm.com>
11186         * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
11187         expressions.  Always clear MEM_SIZE and alias set.
11189 2004-09-26  Roger Sayle  <roger@eyesopen.com>
11190             Giovanni Bajo  <giovannibajo@gcc.gnu.org>
11192         PR middle-end/17112
11193         * stor-layout.c (compute_record_mode): For records with a single
11194         field, only use the field's mode if its size matches what we'd
11195         have choosen for the record ourselves.  This forces the use of
11196         BLKmode for packed records that don't completely fill a mode.
11198 2004-09-26  Roger Sayle  <roger@eyesopen.com>
11200         PR middle-end/17151
11201         * combine.c (force_to_mode): Remove dubious early return test that
11202         inhibits further optimization.
11204 2004-09-26  Kazu Hirata  <kazu@cs.umass.edu>
11206         * profile.c: Fix a comment typo.
11208 2004-09-26  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
11210         PR bootstrap/17591
11211         * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
11212         with varying offset.
11213         * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
11214         (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
11215         ARRAY_REFS.
11216         (expr_invariant_in_loop_p): New function.
11217         (idx_find_step): Handle step and lower bound for ARRAY_REFs.  Handle
11218         component_ref_field_offset for COMPONENT_REFs.  Do not allow
11219         ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
11220         (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
11221         MISALIGNED_INDIRECT_REFs.
11222         (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
11223         (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
11224         MISALIGNED_INDIRECT_REFs.
11226 2004-09-26  Joseph S. Myers  <jsm@polyomino.org.uk>
11228         PR c/11459
11229         * gcc.c (cpp_options, cc1_options): Preserve relative order of
11230         -std and -ansi options.
11232 2004-09-26  Jan Hubicka  <jh@suse.cz>
11234         * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
11235         for nested functions whose proper parent has not been output.
11237         * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
11238         when re-constructing profile previously invalidated by loop.
11240 2004-09-25  Dale Johannesen  <dalej@apple.com>
11242         * tree-gimple.c:  Move GIMPLE definition...
11243         * doc/tree-ssa.texi:  here.
11245 2004-09-25  Kazu Hirata  <kazu@cs.umass.edu>
11247         * tree-vectorizer.c: Fix a comment typo.
11249 2004-09-25  Kazu Hirata  <kazu@cs.umass.edu>
11251         * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
11252         gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
11253         lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
11254         tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
11256 2004-09-25  Kazu Hirata  <kazu@cs.umass.edu>
11258         * tree-ssa-loop-unswitch.c: Fix a comment typo.
11260 2004-09-25  Kazu Hirata  <kazu@cs.umass.edu>
11262         * doc/passes.texi: Fix a typo.
11264 2004-09-25  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
11266         * tree-optimize.c (init_tree_optimization_passes): Add
11267         pass_record_bounds.
11268         * tree-pass.h (pass_record_bounds): Declare.
11269         * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
11270         New pass.
11272 2004-09-25  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
11274         PR tree-optimization/17474
11275         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
11276         offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
11278 2004-09-25  Jan Hubicka  <jh@suse.cz>
11280         * predict.c (counts_to_freqs): Make global.
11281         * predict.h (counts_to_freqa): Declare.
11282         * profile.c (compute_branch_probabilities): Compute frequencies
11283         * tree-profile.c (do_tree_profiling): Refine conditional on when
11284         tree profiling pass is needed.
11286         * passes.c (rest_of_handle_cfg): Disable const/pure function
11287         detection when doing tree based profiling.
11289         * tree-inline.c (expand_call_inline): Fix incorrectly reversed
11290         conditional.
11292 2004-09-25  Richard Sandiford  <rsandifo@redhat.com>
11294         * config/mips/mips.h (struct mips_args): Clarify comments.
11295         * config/mips/mips.c (struct mips_arg_info): Likewise.
11296         (mips_arg_info): Don't allow fpr_p to affect the register or
11297         stack alignment.  Remove o64 silliness.
11298         (function_arg): Deal with the o32 float,float case specially.
11300 2004-09-25  Richard Sandiford  <rsandifo@redhat.com>
11302         * config/mips/mips.md (loadx, storex): Define for V2SF.
11304 2004-09-25  Ulrich Weigand  <uweigand@de.ibm.com>
11306         * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
11307         * config/s390/s390.c (s390_back_chain_rtx): New function.
11308         * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
11309         Call anti_adjust_stack.
11310         ("restore_stack_block"): Use s390_back_chain_rtx.  Enable pattern
11311         only if compiling with back chain.
11312         ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
11313         back chain only if back chain enabled.  Use s390_back_chain_rtx.
11315 2004-09-25  Joseph S. Myers  <jsm@polyomino.org.uk>
11317         * doc/trouble.texi: Remove obsolete information.  Update
11318         information on how to regenerate fixincluded headers.
11320 2004-09-25  Joseph S. Myers  <jsm@polyomino.org.uk>
11322         PR c/12951
11323         * doc/invoke.texi: Document that
11324         -Wno-error-implicit-function-declaration is not accepted.
11326 2004-09-24  Richard Henderson  <rth@redhat.com>
11328         * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
11329         * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
11330         on TARGET_MAX.
11331         (alpha_expand_mov): Allow unaligned vectors.
11332         (alpha_expand_unaligned_store): Use CONST0_RTX.
11333         (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
11335 2004-09-24 Jeff Law  <law@redhat.com>
11337         * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
11338         aliasing rules.
11339         (simplify_cond_and_lookup_avail_expr): Likewise.
11341 2004-09-24  Joseph S. Myers  <jsm@polyomino.org.uk>
11343         PR c/12802
11344         * doc/extend.texi (Unnamed Fields): Remove "." from end of long
11345         title.  Document interaction with -fms-extensions.
11346         * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
11347         section.
11349 2004-09-24  Joseph S. Myers  <jsm@polyomino.org.uk>
11351         PR c/12713
11352         * doc/extend.texi: Document interaction of attribute noreturn and
11353         longjmp.
11355 2004-09-24  Richard Henderson  <rth@redhat.com>
11357         PR rtl-opt/17503
11358         * regclass.c (subregs_of_mode): Turn into an htab.  Make static.
11359         (som_hash, som_eq): New.
11360         (init_subregs_of_mode, record_subregs_of_mode): New.
11361         (cannot_change_mode_set_regs): Rewrite for htab implementation.
11362         (invalid_mode_change_p): Likewise.
11363         * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
11364         * flow.c (mark_used_regs): Likewise.
11365         (life_analysis): Use init_subregs_of_mode.
11366         * regs.h (subregs_of_mode): Remove.
11367         * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
11369 2004-09-24  Andrew Pinski  <pinskia@physics.uc.edu>
11371         * tree-ssa-phiopt.c (conditional_replacement): Use the correct
11372         type with the copy of the conditional.
11374 2004-09-24  Andrew Pinski  <pinskia@physics.uc.edu>
11376         PR tree-opt/16954
11377         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11378         Prevent renaming if the aliasing sets of the type which the
11379         pointer points to are different.
11381 2004-09-24  Joseph S. Myers  <jsm@polyomino.org.uk>
11383         PR c/17188
11384         * c-decl.c (diagnose_mismatched_decls): Check for duplicate
11385         declarations of enumerators.
11386         (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
11387         for redefinition.  Check for nested redefinition.
11388         (finish_struct): Don't check for nested redefinition.
11389         (start_enum): Check for nested redefinition.
11391 2004-09-24  Devang Patel  <dpatel@apple.com>
11393         * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
11394         only when necesssary.
11395         (combine_blocks): Combine loop header and exit block.
11397 2004-09-24  Paolo Bonzini  <bonzini@gnu.org>
11399         * hooks.c (hook_tree_tree_bool_null): New.
11400         * hooks.h (hook_tree_tree_bool_null): Declare it.
11401         * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
11402         * targhooks.c (default_fold_builtin): Remove.
11403         * targhooks.h (default_fold_builtin): Remove.
11405 2004-09-24  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
11407         PR rtl-optimization/17625
11408         * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
11410 2004-09-24  Andrew Pinski  <pinskia@physics.uc.edu>
11412         PR tree-opt/17624
11413         * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
11414         Reject if any of the operands occur in an abnormal PHI.
11416 2004-09-24  Andreas Schwab  <schwab@suse.de>
11418         * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
11419         rules.
11421 2004-09-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
11423         * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
11424         if the GNU assembler is used.
11425         (sparc-*-solaris2*): Likewise.
11426         * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
11427         (dbxout_function_end): Protect N_ENSYM with it.
11428         (dbxout_begin_prologue): Protect N_BNSYM with it.
11429         * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
11430         * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
11431         * config/sparc/sol2-gas.h: New file.
11433 2004-09-23  H.J. Lu  <hongjiu.lu@intel.com>
11435         PR bootstrap/17369
11436         * Makefile.in (@set_gcc_lib_path@): Added.
11438         * configure.ac: Include ../config/gcc-lib-path.m4. Use
11439         TL_AC_GNU_MAKE_GCC_LIB_PATH.
11440         * configure: Regenerated.
11442 2004-09-24  Joseph S. Myers  <jsm@polyomino.org.uk>
11444         PR c/6980
11445         * c-typeck.c (build_c_cast): Improve wording of
11446         -Wbad-function-cast diagnostic.
11448 2004-09-23  Hans-Peter Nilsson  <hp@axis.com>
11450         PR target/17626
11451         * config/cris/cris.md (moverside, movemside): Rename variable
11452         "reg" to "otherop".  To generate canonical RTX, check that otherop
11453         isn't constant instead of checking that operand 1 is a register.
11455 2004-09-23  Jakub Jelinek  <jakub@redhat.com>
11457         * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
11459 2004-09-23  Diego Novillo  <dnovillo@redhat.com>
11460             Jakub Jelinek  <jakub@redhat.com>
11462         * tree-flow.h (find_new_referenced_vars): Add prototype.
11463         * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
11464         Move to...
11465         * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
11466         ... here.
11467         (mark_new_vars_to_rename): Walk through all operands.
11468         * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
11469         (execute_fold_all_builtins): Use it.
11470         (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
11472 2004-09-23  P.J. Darcy  <darcypj@us.ibm.com>
11474         * gthr-tpf.h: New file.
11475         * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
11476         * gthr.h: Use gthr-tpf.h on TPF OS.
11478 2004-09-23 Jeff Law  <law@redhat.com>
11480         * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
11481         than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
11482         (substitute_and_fold):  Likewise.
11483         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
11484         except invariants from SSA_NAME_VALUE.
11485         (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
11486         and SET_SSA_NAME_EQUIV.
11487         (restore_vars_to_original_value, record_const_or_copy): Likewise.
11488         (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
11489         (record_equality, cprop_into_successor_phis): Likewise.
11490         (record_equivalences_from_stmt, cprop_operand): Likewise.
11491         (lookup_avail_expr): Likewise.
11492         * tree-ssa-pre.c (fini_pre): Remove everything except invariants
11493         from SSA_NAME_VALUE.
11494         * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
11495         (struct tree_ssa_name):  Kill EQUIV field.  Remove GGC skip
11496         annotation from the VALUE_HANDLE field.
11498 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
11500         PR c++/13989
11501         PR c++/9844
11502         * tree.c (reconstruct_complex_type): Remove extra "this".
11503         * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
11504         Add V4SFmode to case statement.
11506 2004-09-23  Joseph S. Myers  <jsm@polyomino.org.uk>
11508         PR c/16833
11509         * doc/extend.texi, doc/invoke.texi: Document interaction of
11510         -fno-builtin with format checks.  Note that built-in functions
11511         have effects beyond generating code that avoids calls to those
11512         functions.
11514 2004-09-23  Frank Ch. Eigler <fche@redhat.com>
11516         PR tree-optimization/17533
11517         * dominance.c (verify_dominators): Tolerate even more incorrect
11518         dominance data during error message printing.
11519         * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
11520         and edges more correctly.
11522 2004-09-23  Dorit Naishlos <dorit@il.ibm.com>
11524         * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
11525         New tree-codes.
11526         * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
11527         MISALIGNED_INDIRECT_REF.
11528         * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
11529         * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
11530         Likewise.
11531         * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
11532         (find_interesting_uses_address): Likewise.
11533         * fold-const.c (non_lvalue, operand_equal_p): Likewise.
11534         (build_fold_addr_expr_with_type): Likewise.
11535         * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
11536         * print-rtl.c (print_mem_expr): Likewise.
11537         * tree-dump.c (dequeue_and_dump): Likewise.
11538         * tree-eh.c (tree_could_trap_p): Likewise.
11539         * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
11540         * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
11541         * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
11542         Likewise.
11543         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11544         * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11545         * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
11546         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
11547         (add_address_candidates, rewrite_address_base): Likewise.
11548         * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
11549         Likewise.
11550         * tree.c (staticp, build1_stat): Likewise.
11552         * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
11553         * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
11554         * tree-ssa-operands.c (get_expr_operands): Likewise.
11555         * expr.c (expand_expr_real_1): Likewise.
11557         * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
11558         optabs.
11559         (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
11560         for the new optabs.
11561         (expand_ternary_op): New function.
11562         * genopinit.c (optabs): Handle the new optabs.
11563         * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
11564         (init_optabs): Initialize vec_realign_load_optab.
11565         (expand_ternary_op): New functions.
11567         * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
11568         (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
11569         (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
11570         (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
11571         * target.h (struct vectorize): New member for struct gcc_target.
11572         (misaligned_mem_ok): New member for targetm.vectorize.
11573         (builtin_mask_for_load): Likewise.
11574         (builtin_mask_for_store): Likewise.
11575         * targethooks.c (default_vect_misaligned_mem_ok): New function.
11576         * targethooks.h (default_vect_misaligned_mem_ok): New function.
11578         * config/rs6000/altivec.md (build_vector_mask_for_load): New
11579         define_expand.
11580         (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
11581         (vec_realign_load_v16qi): New define_insn.
11582         * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
11583         (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
11584         * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
11585         (altivec_builtin_mask_for_store): New variables.
11586         (rs6000_builtin_mask_for_load): New function. Implements
11587         TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
11588         (rs6000_builtin_mask_for_store): New function. Implements
11589         TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
11590         (rs6000_expand_builtin): Expand the target builtins
11591         builtin_mask_for_load and builtin_mask_for_store.
11592         (altivec_init_builtins): Initialize the new target builtins.
11593         * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
11594         Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
11596         * tree-vectorizer.c (vect_create_data_ref): Renamed to
11597         vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
11598         (vect_create_addr_base_for_vector_ref): Additional argument (offset).
11599         (vectorizable_store): Call vect_create_data_ref_ptr with additional
11600         arguments, and create an indirect_ref with its return value data_ref.
11601         Check aligned_access_p.
11602         (vectorizable_load): Handle misaligned loads, using software-pipelined
11603         scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
11604         vec_realign_load_optab is supported, or using a scheme without
11605         software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
11606         misaligned_mem_ok is supported.
11608         (vect_finish_stmt_generation): Typo.
11609         (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
11610         (vect_analyze_data_refs_alignment): Don't fail vectorization in the
11611         presence of misaligned loads.
11612         (vect_analyze_data_ref_access): Add check for constant init.
11613         (vect_get_symbl_and_dr): Remove duplicate line.
11614         * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
11616 2004-09-23  Kazu Hirata  <kazu@cs.umass.edu>
11618         * builtins.c: Fix a comment typo.
11620 2004-09-23  Jan Hubicka  <jh@suse.cz>
11622         * profile.c (branch_prob): Do not verify flow info in the middle of the
11623         pass.
11625 2004-09-23  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
11627         * cfgloop.h (update_single_exits_after_duplication): Declare.
11628         (loopify, split_loop_bb): Declaration changed.
11629         * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
11630         of rtx.
11631         (loopify): Added redirect_all_edges argument.
11632         (update_single_exits_after_duplication): Export.
11633         * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
11634         * tree-flow.h (tree_duplicate_loop_to_header_edge,
11635         tree_ssa_loop_version): Declare.
11636         * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
11637         set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
11638         lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
11639         lv_update_pending_stmts, tree_ssa_loop_version): New functions.
11641         * tree-ssa-loop-unswitch.c: New file.
11642         * Makefile.in (tree-ssa-loop-unswitch.o): Add.
11643         * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
11644         * tree-flow.h (tree_ssa_unswitch_loops): Declare.
11645         * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
11646         * tree-pass.h (pass_unswitch): Declare.
11647         * tree-ssa-loop.c (tree_ssa_loop_unswitch,
11648         gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
11649         * doc/passes.texi: Documen tree level loop unswitching.
11651 2004-09-23  Kazu Hirata  <kazu@cs.umass.edu>
11653         * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
11655 2004-09-22  Eric Christopher  <echristo@redhat.com>
11657         * builtins.c (simplify_builtin_va_start): Remove.
11658         (simplify_builtin): Ditto.
11659         (fold_builtin_strchr): Ditto.
11660         (simplify_builtin_*): Rename remainders to fold_builtin_*.
11661         (expand_builtin): Fix up for above changes.
11662         (fold_builtin_1): Add new folders. Change for above.
11663         (expand_builtin_va_start): Call fold_builtin_next_arg.
11664         * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
11665         * tree.h: Remove prototype for simplify_builtin.
11667 2004-09-23  Jan Hubicka  <jh@suse.cz>
11669         PR debug/17389
11670         * dwarf2out.c (dwarf2out_finish): Deal with nested functions
11671         of fully inlined functions.
11672         * tree-inline.c (inline_forbidden_p_1): Nested functions can be
11673         inlined.
11675         * cfgexpand.c (add_reg_br_prob_note): New function.
11676         (expand_gimple_cond_expr): Use it.
11677         (tree_expand_cfg): No longer kill the profile.
11678         * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
11679         only if it is present.
11680         * passes.c (rest_of_handle_loop_optimize): Kill the profile.
11681         * predict.c (combine_predictions_for_insn): Set the probabilities
11682         based on REG_BR_PROB note if present.
11683         * predict.c (branch_prob): Profile is read only with
11684         flag_branch_probabilities.
11686 2004-09-22  Kelley Cook  <kcook@gcc.gnu.org>
11688         * aclocal.m4: Add in gettext's m4 includes.
11689         (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
11690         * configure.ac: Add in check for iconv.h
11691         * configure: Regenerate.
11693 2004-09-22  Kelley Cook  <kcook@gcc.gnu.org>
11695         * aclocal.m4: Update for rename of gettext-sister.m4.
11697 2004-09-22  Daniel Berlin <dberlin@dberlin.org>
11699         Fix PR tree-optimization/17587
11700         * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
11701         (insert_aux): Instead of here.
11703 2004-09-22  Diego Novillo  <dnovillo@redhat.com>
11705         PR tree-optimization/16721
11706         * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
11707         * tree-ssa-alias.c (create_memory_tag): Move setting of
11708         TREE_THIS_VOLATILE ...
11709         (get_tmt_for): ... here.
11711 2004-09-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
11713         * config/sparc/sparc.md (cmove splitter): Fix formatting.
11714         (conditional_trap expander): Reject inappropriate CCmodes.
11715         (conditional trap insn): Use V9 syntax if possible.
11717 2004-09-22  Joseph S. Myers  <jsm@polyomino.org.uk>
11719         PR c/16566
11720         * c-typeck.c (build_component_ref): Don't special-case
11721         COMPOUND_EXPR.
11723 2004-09-22  Frank Ch. Eigler  <fche@redhat.com>
11725         * dominance.c (verify_dominators): Don't SEGV if recount_dominator
11726         returns NULL.
11728 2004-09-22  Kazu Hirata  <kazu@cs.umass.edu>
11730         * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
11731         TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
11732         TRUTH_XOR_EXPR): Mention the restriction on types.
11734 2004-09-22  Matt Austern  <austern@apple.com>
11736         * config/darwin.c (darwin_make_decl_one_only):
11737         Allow coalesced symbol to appear in static archive's table of contents
11739 2004-09-22  Kazu Hirata  <kazu@cs.umass.edu>
11741         PR tree-optimization/17512
11742         * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
11743         special cases.
11745 2004-09-22  David Edelsohn  <edelsohn@gnu.org>
11747         * dbxout.c (get_lang_number): Do not define if
11748         DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
11750 2004-09-22  Ralf Corsepius  <corsepiu@faw.uni-ulm.de>
11752         PR target/15583
11753         * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
11754         builtin_define ("__USE_INIT_FINI__").
11756 2004-09-22  P.J. Darcy  <darcypj@us.ibm.com>
11758         * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
11759         * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
11760         * config/s390/s390.h (TARGET_TPF): New macro.
11761         * config/s390/s390.md ("eh_return"): New expander.
11762         * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
11763         unwind-dw2-fde-glibc.c.  Add config/s390/tpf-eh.c.
11764         (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
11765         * config/s390/tpf.h (TARGET_TPF): Define to 1.
11766         (STACK_POINTER_OFFSET): Increase to 448.
11767         (TARGET_DEFAULT): Set -mtpf-trace on as default.
11768         (TPF_LOC_DIFF_OFFSET): New macro.
11769         (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
11770         encoding.
11771         (__isPATrange): Add prototype.
11772         (MD_FALLBACK_FRAME_STATE_FOR): Define.
11773         * config/s390/tpf-eh.c: New file.
11775 2004-09-22  Diego Novillo  <dnovillo@redhat.com>
11777         * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
11778         operands in an integer comparison.
11779         * tree-cfg.c (find_taken_edge): Call fold() to determine
11780         whether the predicate is known.
11782 2004-09-22  Kelley Cook  <kcook@gcc.gnu.org>
11784         * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
11785         * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
11786         Create build and doc directories along with the language directories.
11787         Don't create doc directory separately.
11788         * configure: Regenerate.
11789         * Makefile.in: Create all object and executables files built
11790         with the build compiler in a build/ directory.
11791         (genobjnames): Add missing build objects.
11792         (STAGESTUFF): Don't stage the gen* programs.
11793         (ggc-none.o): Define dependencies for the target compiler.
11794         (build-print-rtl.o): Rename to build/print-rtl.o.
11795         (build-errors.o): Rename to build/errors.o.
11796         (build-varray.o): Rename to build/varray.o.
11797         (maintainerclean): Delete the contents of the build directory.
11798         ($(genobjs): %.o): Explicitly use -o.
11799         (build/insn-conditions.o): Delete specfic rule to use generic rule.
11800         (build/gengtype-lex.o): Likewise.
11801         (build/gengtype-yacc.o): Likewise.
11802         (build/gcov-iov.o): Likewise.
11804 2004-09-22  Nathan Sidwell  <nathan@codesourcery.com>
11806         * vec.h (VEC_space): Return true if there _is_ space.
11807         (VEC_reserve): Adjust.
11809 2004-09-22  Richard Sandiford  <rsandifo@redhat.com>
11811         * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
11812         use FPRs for scalar, complex and vector types only.
11814 2004-09-21 Jeff Law  <law@redhat.com>
11816         * tree-ssa-dom.c (opt_stats): Move so that it lives just after
11817         the opt_stats_d structure.
11818         (vrp_data): Change from a varray into a hash table.
11819         (vrp_hash_elt): New structure for elements in the vrp hash table.
11820         (vrp_hash, vrp_eq):New functions for hashing and testing equality
11821         in the vrp hash table.
11822         (tree_ssa_dominator_optimize): Initialize VRP_DATA.  Reorganize
11823         initialization slightly to make it easier to read.  No longer need
11824         to grow/clear the varray.  Instead empty and delete the hash table.
11825         (dom_opt_finalize_block): Update due to change of VRP_DATA from
11826         a varray to a hash table.
11827         (simplify_cond_and_loop_avail_expr, record_range): Similarly.
11829         * tree-ssa-ccp.c (get_default_value): If we have a constant
11830         value recorded for an SSA_NAME, then use that constant as
11831         the initial lattice value.
11832         (substitute_and_fold): Transfer equivalences discovered into
11833         SSA_NAME_EQUIV.
11835         * tree.h (SSA_NAME_EQUIV): Add comments.
11836         (SET_SSA_NAME_EQUIV): Similarly.
11838 2004-09-21  David Edelsohn  <edelsohn@gnu.org>
11840         * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
11842         * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
11844 2004-09-21  Mark Mitchell  <mark@codesourcery.com>
11846         * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
11847         (finish_decl): Likewise.
11849 2004-09-21  Devang Patel  <dpatel@apple.com>
11851         * tree.def (VEC_COND_EXPR): New tree node.
11852         * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
11854 2004-09-21  Stan Shebs  <shebs@apple.com>
11856         * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
11857         * config/rs6000/darwin-world.asm: Likewise.
11859 2004-09-21  Daniel Berlin  <dberlin@dberlin.org>
11861         * tree-ssa.c (verify_def): Use print_generic_stmt,
11862         not debug_generic_stmt.
11863         (verify_use): Ditto.
11864         (verify_phi_args): Ditto.
11865         (verify_ssa): Ditto.
11867 2004-09-21  Paul Brook  <paul@codesourcery.com>
11869         * varasm.c (default_assemble_integer): Return false for values wider
11870         than the target word size.  Works around GAS bug.
11872 2004-09-21  Zack Weinberg  <zack@codesourcery.com>
11874         * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
11875         gets value 0.
11876         * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
11877         if it has value 0.
11879 2004-09-21  Daniel Berlin <dberlin@dberlin.org>
11881         * c-typeck.c (build_function_call): Give name of object
11882         we are attempting to call in error message.
11883         * c-objc-common.c (c_tree_printer): Call pp_expression,
11884         not return false, for 'E' case.
11886 2004-09-21  Steven Bosscher  <stevenb@suse.de>
11888         PR rtl-optimization/17482
11889         * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
11890         load_killed_in_block_p): Clarify comments.
11891         (record_last_reg_set_info): Make static inline.
11892         (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
11893         (record_opr_changes): New function to replace the above.
11894         (compute_hash_table): Clarify comments.  Use record_opr_changes.
11895         (reg_set_between_after_reload_p): Clean up.
11896         (reg_used_between_after_reload_p): Likewise.
11897         (eliminate_partially_redundant_load): Clarify comments.
11899 2004-09-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
11901         PR rtl-optimization/17266
11902         * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
11904 2004-09-21  Uros Bizjak  <uros@kss-loka.si>
11906         PR rtl-optimization/14851
11907         * rtlanal.c (commutative_operand_precedence): Calculate
11908         precedence of stripped constant.
11910 2004-09-20 Jeff Law  <law@redhat.com>
11911            Jan Hubicka  <jh@suse.cz>
11913         * tree-ssanames.c (make_ssa_name): No longer need to clear, then
11914         initialize key elements here.
11915         (release_ssa_name): Zero the released SSA_NAME here.
11916         * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
11917         (struct tree_ssa_name): Add new "equiv" field.
11918         * tree-ssa-dom.c (const_and_copies): Kill the global varray.
11919         (tree_ssa_dominator_optimize): No longer allocate, resize or
11920         clear CONST_AND_COPIES.
11921         (get_value_for, set_value_for): Kill.
11922         (thread_across_edge): Get/set the equivalency using
11923         SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
11924         (restore_vars_to_original_value): Likewise.
11925         (record_equivalences_from_phis): Likewise.
11926         (record_dominating_conditions): Likewise.
11927         (record_const_or_copy, record_equality): Likewise.
11928         (lookup_avail_expr): Likewise.
11929         (record_equivalences_from_stmt, cprop_operand): Likewise.
11930         (cprop_into_successor_phis): No longer need to pass around
11931         CONST_AND_COPIES.  Callers updated. Get equivalences via
11932         SSA_NAME_EQUIV.
11933         (cprop_into_phis): Likewise.
11935 2004-09-20  Matt Austern <austern@apple.com>
11936             Zack Weinberg  <zack@codesourcery.com>
11938         * c-common.c (fix_string_type): Build the unqualified array
11939         type unconditionally, then use c_build_qualified_type to get
11940         the proper const-qualified variant, and set its
11941         TYPE_MAIN_VARIANT to refer to the unqualified type.
11942         * c-lex.c (c_lex_return_raw_string): New global.
11943         (c_lex_with_flags): Honor it.
11944         * c-pragma.h: Declare it.
11946 2004-09-20  Daniel Berlin  <dberlin@dberlin.org>
11948         * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
11950 2004-09-21  Jan Hubicka  <jh@suse.cz>
11952         PR middle-end/17126
11953         * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
11954         (tree_rest_of_compilation): Cleanup.
11956 2004-09-20  Ulrich Weigand  <uweigand@de.ibm.com>
11958         * config/s390/s390.c (s390_select_rtx_section): Remove.
11959         (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
11961 2004-09-20  Kaz Kojima  <kkojima@gcc.gnu.org>
11963         * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
11964         note to pretend a direct save from the original register when an
11965         intermediate register is used for the save.
11967 2004-09-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11969         * tsystem.h (alloca): Provide a default definition.
11971         Revert:
11972         2001-08-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11973             * unwind-dw2.c: Call __builtin_alloca, not alloca.
11975 2004-09-20  Andrew Pinski  <pinskia@physics.uc.edu>
11977         PR tree-opt/17558
11978         * tree-ssa-copy.c (may_propagate_copy): Only allow if the
11979         aliasing sets are the same rather than just conflicting.
11981 2004-09-20  Jan Hubicka  <jh@suse.cz>
11983         PR middle-end/16460
11985         * cgraph.c (cgraph_unnest_node): New function.
11986         (c_finalize): Rename to ....
11987         (c_warn_unused_result_recursivly): ... this one; do only the warning
11988         (finish_function): Finalize the toplevel function; do not lower nested tree.
11989         * cgraph.h (cgraph_unnest_node): Declare.
11990         * cgraphunit.c (decide_is_function_needed): Do not use cgraph
11991         nestedness datastructure.
11992         * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
11993         * reload1.c (set_label_offsets): Fix call of set_label_offsets.
11994         * tree-nested.c (finlize_nesting_tree_1):  Use un-nesting code.
11996 2004-09-20  Richard Henderson  <rth@redhat.com>
11998         * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
11999         from some_small_symbolic_operand_1; export.
12000         (some_small_symbolic_operand): Remove.
12001         * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
12002         extra C check.
12003         * config/alpha/predicates.md (some_small_symbolic_operand): New.
12005 2004-09-20  Jan Hubicka  <jh@suse.cz>
12007         * predict.c (return_prediction): New function.
12008         (apply_return_prediction): Likewise.
12009         (tree_bb_level_predictions): Likewise.
12010         (tree_estimate_probability): Add noreturn exit edges; call
12011         bb_level_predictions; fix logic of return heuristics.
12012         (predict_paths_leading_to):  Rescuesce from old CVS version of
12013         process_note_prediction function.
12014         * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
12016 2004-09-20  Andreas Krebbel  <krebbel1@de.ibm.com>
12018         * config/s390/s390.c (s390_frame_info): Added alignment statement for
12019         floating point register area on stack.
12021 2004-09-20  Jakub Jelinek  <jakub@redhat.com>
12023         * predict.c (expr_expected_value): Use *_CLASS_P macros.
12025 2004-09-20  Daniel Berlin  <dberlin@dberlin.org>
12027         * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
12028         generating useless garbage.
12030 2004-09-20  Paolo Bonzini  <bonzini@gnu.org>
12032         * builtins.c (fold_builtin): Call the new omonymous
12033         target hook for machine-dependent built-ins.
12034         * target-def.h (TARGET_FOLD_BUILTIN): New.
12035         * target.h (struct gcc_target): Add the fold_builtin hook.
12036         * targhooks.c (default_fold_builtin): New.
12037         * targhooks.h (default_fold_builtin): Declare it.
12039 2004-09-20  Kazu Hirata  <kazu@cs.umass.edu>
12041         * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
12042         comment typos.
12044 2004-09-20  Richard Sandiford  <rsandifo@redhat.com>
12046         PR target/17565
12047         * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
12049 2004-09-20  Jan Hubicka  <jh@suse.cz>
12051         * predict.c (estimate_probability): Remove unnecesary code.
12053 2004-09-19  Ira Rosen  <irar@il.ibm.com>
12055         * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
12056         (STMT_VINFO_VECT_DR_BASE): Declare.
12057         (VECT_SMODULO): Declare.
12058         * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
12059         (vect_compute_array_base_alignment): New function.
12060         (vect_analyze_data_ref_access): Check array indices. Remove one
12061         dimensional arrays restriction.
12062         (vect_get_ptr_offset): New function.
12063         (vect_get_symbl_and_dr): New function.
12064         (vect_get_base_and_bit_offset): Support additional data refs. Renamed
12065         (former name vect_get_base_decl_and_bit_offset).
12066         (vect_create_index_for_array_ref): Removed.
12067         (vect_create_index_for_vector_ref): New function.
12068         (vect_create_addr_base_for_vector_ref): New function.
12069         (vect_create_data_ref): Handle additional data refs. Call
12070         vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
12071         (vect_compute_data_ref_alignment): Support the changes. Call
12072         vect_get_base_and_bit_offset.
12073         (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
12074         data refs. Store vect_dr_base.
12075         (vect_analyze_data_ref_accesses): Support nonconstant init.
12076         (new_stmt_vec_info): Initialize vect_dr_base field.
12077         (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
12078         (get_vectype_for_scalar_type): Check for BLKmode.
12079         * tree-chrec.h (initial_condition_in_loop_num): Declare.
12080         * tree-chrec.c (initial_condition_in_loop_num): New function.
12081         (chrec_component_in_loop_num): New function.
12082         (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
12083         * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
12084         to be pointer to varray_type.
12086 2004-09-19  Jan Hubicka  <jh@suse.cz>
12088         * basic-block.h (update_bb_profile_after_threading): Declare.
12089         * cfg.c (update_bb_profile_after_threading): Break out from ...
12090         * cfgcleanup.c (try_forward_edges): ... here; use it.
12091         * tree-ssa-dom.c (thread_across_edge): Use it.
12092         * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
12093         profile of the new BB.
12095 2004-09-19  Daniel Berlin  <dberlin@dberlin.org>
12097         * tree-ssa-pre.c (insert_into_set): Don't put
12098         is_gimple_min_invariant values into the set.
12100 2004-09-19  Andreas Jaeger  <aj@suse.de>
12102         * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
12103         prototype.
12105 2004-09-18  Kazu Hirata  <kazu@cs.umass.edu>
12107         * config/cris/cris.h: Preserve the original spelling in a
12108         quote.
12110 2004-09-18 Jeff Law  <law@redhat.com>
12112         * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
12113         global varrays to replace the block local varrays.
12114         (struct dom_walk_block_data): Remove, no longer used.
12115         (get_eq_expr_value): No longer need to pass around pointers to local
12116         varrays.  Callers updated.  Unused markers added to unused parameters.
12117         (record_range, record_equivalences_from_stmt): Likewise.
12118         (record_equivalences_from_incoming_edge): Likewise.
12119         (record_var_is_nonzero): Likewise.  Update now that we have a
12120         single global varray of SSA_NAMEs that need restoring.
12121         (dom_opt_initialize_block_local_data): Kill, no longer used.
12122         (tree_ssa_dominator_optimize): Initialize new global varrays.
12123         Update callbacks in dominator walker structure.
12124         (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
12125         VRP_VARIABLES_STACK.
12126         (restore_nonzero_vars_to_original_value): Update now that we have
12127         a single global varray of SSA_NAMEs that need restoring.
12128         (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
12129         Remove unused variables.
12130         (optimize_stmt): Remove unused variable.
12132 2004-09-18  Jan Hubicka  <jh@suse.cz>
12134         * tree-cfg.c (thread_jumps):  Fix updating of the profile.
12136         * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
12137         verify_cgraph call.
12139 2004-09-18  Kazu Hirata  <kazu@cs.umass.edu>
12141         * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
12142         gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
12143         optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
12144         tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
12145         tree-ssa-operands.c, tree-ssa-phiopt.c,
12146         tree-ssa-threadupdate.c: Fix comment typos.
12148 2004-09-18  Kazu Hirata  <kazu@cs.umass.edu>
12150         * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
12151         config/arm/README-interworking, config/arm/arm-cores.def,
12152         config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
12153         config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
12154         config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
12155         config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
12156         config/frv/frv.md, config/i386/winnt.c,
12157         config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
12158         config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
12159         config/m68hc11/m68hc11.md, config/m68k/m68k.c,
12160         config/mcore/mcore.c, config/mips/mips.h,
12161         config/mn10300/mn10300.md, config/pa/pa.c,
12162         config/pa/pa64-regs.h, config/pdp11/pdp11.c,
12163         config/rs6000/rs6000.c, config/sh/symbian.c,
12164         config/sparc/sparc.h: Fix comment typos.  Follow spelling
12165         conventions.
12167 2004-09-18  Joseph S. Myers  <jsm@polyomino.org.uk>
12169         PR c/17424
12170         * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
12172 2004-09-18  Diego Novillo  <dnovillo@redhat.com>
12174         * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
12175         remove TREE_ADDRESSABLE from RESULT_DECL.
12177 2004-09-18  Diego Novillo  <dnovillo@redhat.com>
12179         * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
12181 2004-09-18  Jan Hubicka  <jh@suse.cz>
12183         * tree-into-ssa.c (rewrite_ssa_into_ssa):  Expect ssa_name to return
12184         NULL.
12185         * tree-ssa-alias.c (init_alias_info): Likewise.
12186         * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
12187         (verify_ssa): Likewise.
12188         * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
12190 2004-09-18  Jan Hubicka  <jh@suse.cz>
12192         * i386.c (legitimize_pic_address): Fix splitting of PLUS with
12193         huge offset.
12195 2004-09-18  Kaz Kojima  <kkojima@gcc.gnu.org>
12197         * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
12198         * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12199         DW_EH_PE_sdata* for data.
12200         (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
12202 2004-09-17  Geoffrey Keating  <geoffk@apple.com>
12204         * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
12205         shared anyway.
12207         PR pch/13361
12208         * c-typeck.c (constructor_asmspec): Delete.
12209         (struct initializer_stack): Delete field 'asmspec'.
12210         (start_init): Delete saving of asmspec.
12211         (finish_init): Don't update constructor_asmspec.
12212         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
12213         * stmt.c (expand_asm): Duplicate strings from tree.
12214         (expand_asm_operands): Likewise.
12215         * tree.c (tree_size): Update computation of size of STRING_CST.
12216         (make_node): Don't make STRING_CST nodes.
12217         (build_string): Allocate string with tree node.
12218         (tree_code_size): Clean up assertions, don't allow requests
12219         for "the size of a STRING_CST".
12220         * tree.def (STRING_CST): Update comment.
12221         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
12222         (tree_string): Place contents of string in tree node.
12223         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
12224         from tree.
12226 2004-09-17  Zack Weinberg  <zack@codesourcery.com>
12228         * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
12229         * objc/Make-lang.in (objc/objc-parse.o): Likewise.
12231 2004-09-17  Jones Desougi  <jones@ingate.com>
12233         * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
12234         * configure, config.in: Regenerate.
12236 2004-09-17  Zack Weinberg  <zack@codesourcery.com>
12238         * tree.c, tree.h (tree_class_strings): Make array const.
12239         Reindent per coding convention.  Move asterisk to proper place
12240         per coding convention.
12242 2004-09-18  Andreas Schwab  <schwab@suse.de>
12244         * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
12245         (tree-vectorizer.o): Likewise.
12246         (targhooks.o): Likewise.
12248 2004-09-17  Jeffrey D. Oldham  <oldham@codesourcery.com>
12249             Zack Weinberg  <zack@codesourcery.com>
12251         * alias.c (find_base_decl): Remove unreachable case '3' block.
12252         * expr.c (safe_from_p): Abort if passed a type.
12253         * tree-gimple.c (recalculate_side_effects): Abort if passed
12254         anything other than an expression.
12255         * tree-ssa-pre.c (phi_translate): Return expr immediately if
12256         is_gimple_min_invariant is true for it.  Reorder cases for clarity.
12257         Abort on un-handled tree classes.
12258         (valid_in_set): Likewise.
12259         * tree.c (tree_code_class_strings): New static data.
12261         * tree.h (enum tree_code_class): New.
12262         (tree_code_class_strings): Declare.
12263         (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
12264         (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
12265         (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
12266         (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
12267         (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
12269         * tree.def, c-common.def, objc/objc-tree.def: Use
12270         tree_code_class enumeration constants instead of code letters.
12272         * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
12273         * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
12274         * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
12275         * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
12276         * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
12277         * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
12278         * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
12279         * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
12280         * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
12281         * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
12282         * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
12283         * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
12284         * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
12285         Update to match.
12287         * LANGUAGES: Add note about change.
12289 2004-09-17  Diego Novillo  <dnovillo@redhat.com>
12291         PR tree-optimization/17319
12292         * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
12293         examine pointers on the LHS of an assignment.
12294         (collect_points_to_info_r): Handle RETURN_EXPR.
12296 2004-09-17 Jeff Law  <law@redhat.com>
12298         * tree-ssa-dom.c (const_and_copies_stack): New.
12299         (dom_walk_block_data): Remove const_and_copies field.
12300         (record_const_or_copy): No longer need to pass in varray_type *.
12301         Use CONST_AND_COPIES_STACK rather than passed in block local stack.
12302         Callers updated.
12303         (record_equality): Similarly.
12304         (restore_vars_to_original_value): Similarly.  Revamp to use new
12305         single global stack rather than per-block stacks.
12306         (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
12307         (thread_across_edge): Remove now unused parameters.
12308         (dom_opt_initialize_block_local_data): No longer test the block
12309         local CONST_AND_COPIES.
12310         (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
12312 2004-09-17  Jan Hubicka  <jh@suse.cz>
12314         PR tree-optimization/17509
12315         * tree-optimize.c (update_inlined_to_pointers): New function.
12316         (tree_rest_of_compilation): Use it.
12318 2004-09-17  Devang Patel  <dpatel@apple.com>
12320         * dbxout.c (get_lang_number): New.
12321         (dbxout_init): Include lang number in N_SO  stab.
12322         * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
12323         N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
12325 2004-09-17  Diego Novillo  <dnovillo@redhat.com>
12327         PR tree-optimization/17273
12328         * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
12329         replacement is a constant.
12331 2004-09-17  Joseph S. Myers  <jsm@polyomino.org.uk>
12333         * c-tree.h (enum c_typespec_keyword): New.
12334         (struct c_declspecs): Adjust description of "type".  Remove
12335         specbits, explicit_int_p and explicit_char_p.  Rename
12336         typedef_signed_p to explicit_signed_p.  Add default_int_p, long_p,
12337         short_p, signed_p, unsigned_p and complex_p.
12338         (finish_declspecs): New.
12339         * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
12340         typename): Call finish_declspecs.
12341         * c-decl.c (finish_declspecs): New.
12342         (declspecs_add_type): Check for combinations which cannot occur in
12343         valid specifier lists.  Update comments.
12344         (shadow_tag_warned): Remove checks done in finish_declspecs.
12345         Don't report useless type name if type defaulted to int.
12346         (grokdeclarator): Remove checks and actions done in
12347         finish_declspecs.  Don't allow for type being NULL.  Update for
12348         datastructures changes.  Initialize decl_attr.
12349         (build_null_declspecs, quals_from_declspecs): Update for
12350         datastructures changes.
12352 2004-09-17  Sylvain Pion  <Sylvain.Pion@sophia.inria.fr>
12354         * doc/extend.texi: Fix duplicated word.
12356 2004-09-17  Toon Moene  <toon@moene.indiv.nluug.nl>
12358         * doc/invoke.texi: Remove stray explanation on
12359         -freduce-all-givs and -fmove-all-movables.
12361 2004-09-17  James Morrison  <phython@gcc.gnu.org>
12363         * doc/cfg.texi: Use @smallexample.
12364         * doc/md.texi: Likewise.
12365         * doc/tree-ssa.texi: Likewise.
12366         * doc/extend.texi: Likewise.  Use @r{} in comments.
12367         * doc/trouble.texi: Use @r{} in comments.
12369 2004-09-17  Hans-Peter Nilsson  <hp@bitrange.com>
12371         * configure.ac (gcc_cv_gld_version): Handle whitespace before
12372         "VERSION=".
12373         * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
12374         * configure: Regenerate.
12376 2004-09-17  J"orn Rennecke <joern.rennecke@superh.com>
12378         * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
12379         (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
12380         * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
12381         * t-sh64 (MULTILIB_CPU_DIRS): Likewise.  Match dashes and trailing
12382         slashes in substitutions.
12383         (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
12385 2004-09-17  Kazu Hirata  <kazu@cs.umass.edu>
12387         * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
12388         gimplify.c, lambda-code.c, optabs.c, predict.c,
12389         tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
12390         tree-ssa.c, vec.h: Fix comment typos.  Follow spelling
12391         conventions.
12393 2004-09-17  Kazu Hirata  <kazu@cs.umass.edu>
12395         * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
12396         doc/extend.texi, doc/install.texi, doc/invoke.texi,
12397         doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
12398         doc/trouble.texi: Use @option around options.
12400 2004-09-17  Richard Sandiford  <rsandifo@redhat.com>
12402         * Makefile.in (gen-protos.o): Depend on errors.h.
12404 2004-09-17  Steven Bosscher  <stevenb@suse.de>
12406         PR tree-optimization/17513
12407         * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
12408         for successors of the entry block.
12410 2004-09-17  Uros Bizjak  <uros@kss-loka.si>
12412         PR rtl-optimization/15187
12413         * ifcvt.c (noce_try_cmove_arith): Exit early if total
12414         insn_rtx_cost of both branches > BRANCH_COST
12416 2004-09-16  Diego Novillo  <dnovillo@redhat.com>
12418         PR tree-optimization/17528
12419         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
12420         erase the may-alias set for a tag when merging it with
12421         another.
12423 2004-09-16  Kaz Kojima  <kkojima@gcc.gnu.org>
12425         * config/sh/sh.md (call): Extend 32-bit addresses to DImode
12426         for 32-bit TARGET_SHMEDIA.
12427         (call_value): Likewise.
12429 2004-09-16  Diego Novillo  <dnovillo@redhat.com>
12431         * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
12432         test apply only to TREE_STATIC and DECL_EXTERNAL.
12434 2004-09-16  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
12436         * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
12437         * basic-block.h (get_dominated_by_region): Declare.
12438         * dominance.c (get_dominated_by_region): New function.
12439         * tree-cfg.c: Include cfglayout.h.
12440         (tree_duplicate_bb): Duplicate also phi nodes.
12441         (struct ssa_name_map_entry): New type.
12442         (add_phi_args_after_copy_bb, add_phi_args_after_copy,
12443         ssa_name_map_entry_hash, ssa_name_map_entry_eq,
12444         allocate_ssa_names, rewrite_to_new_ssa_names_def,
12445         rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
12446         rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
12447         * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
12448         add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
12449         rewrite_to_new_ssa_names, allocate_ssa_names,
12450         rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
12451         * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
12452         (copy_loop_headers): Use tree_duplicate_sese_region.
12454 2004-09-16  Frank Ch. Eigler  <fche@redhat.com>
12456         * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
12458 2004-09-16 Jeff Law  <law@redhat.com>
12460         * tree-into-ssa.c (block_defs_stack): New toplevel varray.
12461         (rewrite_block_data): Remove, no longer used.
12462         (rewrite_initialize_block_local_data): Remove, no longer used.
12463         (rewrite_initialize_block): Mark parameters as unused as needed.
12464         Change references to the block local block_defs to be block_defs_stack.
12465         Push a marker onto the block_defs_stack.
12466         (ssa_rewrite_initialize_block): Similarly.
12467         (rewrite_stmt, ssa_rewrite_stmt): Similarly.
12468         (ssa_register_new_def): No longer needs varray argument.  Use
12469         block_defs_stack instead.  No longer handle possibly null block_defs
12470         varray.  Reverse order of items we push on the stack to make it
12471         easier to identify our marker.
12472         (register_new_def): No longer handle possibly null block_defs
12473         varray.
12474         (rewrite_finalize_block): Revamp to look for markers in the global
12475         block_defs_stack varray rather than wiping a block local varray.
12476         Mark arguments as unused as needed.
12477         (ssa_rewrite_finalize_block): Similarly.
12478         (rewrite_into_ssa): Update initialization of dom walker structure
12479         to reflect that we don't need block local data anymore.  Initialize
12480         the block_defs_stack varray.
12481         (rewrite_ssa_into_ssa): Similarly.
12482         * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
12483         (struct dom_walk_data): Kill block_defs field.
12484         (tree_ssa_dominator_optimize): Initialize block_defs_stack.
12485         (thread_across_edge): Use the global block_defs_stack instead of
12486         the old block_defs varray.
12487         (dom_opt_initialize_block_local_data): Update now that we don't have
12488         block_defs field to check anymore.
12489         (dom_opt_initialize_block): Push a marker onto block_defs_stack.
12490         (restore_currdefs_to_original_value): Use the new block_defs_stack
12491         instead of a block local varray.
12492         (dom_opt_finalize_block): Similarly.
12493         (record_equivalencs_from_phis): Similarly.
12494         (optimize_stmt, register_definitions_for_stmt): Similarly.
12496 2004-09-16  Andrew MacLeod  <amacleod@redhat.com>
12498         PR tree-optimization/17517
12499         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12500         coalesce same-root variables without checking for abnormal PHI usage.
12502 2004-09-16  Daniel Berlin  <dberlin@dberlin.org>
12504         * cfgloop.h (duplicate_loop):  Add prototype.
12505         * cfgloopmanip.c (duplicate_loop): Make non-static.
12506         * lambda-code.c (perfect_nestify): Factor out test whether
12507         we can handle this loop into separate function.
12508         Call it.
12509         (can_convert_to_perfect_nest): New function.
12510         (replace_uses_of_x_with_y): Add modify_stmt call.
12511         * tree-loop-linear.c (linear_transform_loops): Call
12512         rewrite_into_loop_closed_ssa and free_df.
12514 2004-09-16  Daniel Berlin  <dberlin@dberlin.org>
12516         * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
12517         loop invariant as well.
12518         (perfect_nestify): new function.
12519         (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
12520         upper bounds, and steps.
12521         Set outerinductionvar properly.
12522         (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
12523         parameters.
12524         Return NULL if we need a perfect loop and can't make one.
12525         (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
12526         (not_interesting_stmt): New function.
12527         (phi_loop_edge_uses_def): Ditto.
12528         (stmt_uses_phi_result): Ditto.
12529         (stmt_is_bumper_for_loop): Ditto.
12530         (perfect_nest_p): Ditto.
12531         (nestify_update_pending_stmts): Ditto.
12532         (replace_uses_of_x_with_y): Ditto.
12533         (stmt_uses_op): Ditto.
12534         (perfect_nestify): Ditto.
12535         * lambda-mat.c (lambda_matrix_id_p): New function.
12536         * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
12537         * lambda.h: Update prototypes.
12538         * tree-loop-linear (linear_transform_loop): Use new
12539         perfect_nest_p. Detect and ignore identity transform.
12540         * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
12542 2004-09-16  Sebastian Pop  <pop@cri.ensmp.fr>
12544         * tree-loop-linear.c (gather_interchange_stats): Add more comments.
12545         Gather also strides of accessed data.  Pass in the data references
12546         array.
12547         (try_interchange_loops): Add a new heuristic for handling the temporal
12548         locality.  Pass in the data references array.
12549         (linear_transform_loops): Pass the data references array to
12550         try_interchange_loops.
12552 2004-09-16  Kazu Hirata  <kazu@cs.umass.edu>
12554         * doc/invoke.texi: Fix typos.  Follow spelling conventions.
12556 2004-09-16  Nathan Sidwell  <nathan@codesourcery.com>
12558         * doc/c-tree.texi (Classes): Remove index entries for
12559         TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
12561 2004-09-16  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
12563         * fold-const.c (fold): Fold difference of addresses.
12564         (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
12565         get_inner_reference.
12566         * tree-ssa-loop-ivopts.c (peel_address): Removed.
12567         (ptr_difference_const): Moved to fold-const.c.
12568         (split_address_cost): Use get_inner_reference instead of peel_address.
12569         (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
12570         * tree.h (ptr_difference_const): Export.
12572         * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
12573         variable type to the dump.  Fix indentation.
12574         (idx_find_step): Handle nonconstant array_ref_element_size and
12575         array_ref_low_bound.
12576         (idx_record_use): Handle array_ref_element_size and
12577         array_ref_low_bound.
12578         (find_interesting_uses_stmt): Handle memory = nontrivial_expression
12579         statements correctly.
12580         (get_computation_at, iv_value): Do not unshare expressions here.
12581         (rewrite_use_outer): Unshare the expression before it is emitted
12582         to code.
12583         * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
12584         Moved to tree.c.
12585         * tree.c (unsigned_type_for, signed_type_for): Moved from
12586         tree-ssa-loop-niter.c.  Use langhooks.
12587         * tree.h (signed_type_for): Export.
12589 2004-09-16  David Edelsohn  <edelsohn@gnu.org>
12591         * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
12592         prototype.
12594 2004-09-15  Andrew Pinski  <pinskia@physics.uc.edu>
12596         PR target/11572
12597         * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
12598         Add two parameters to extra_includes.
12599         (C_INCPATH_INIT): Remove.
12600         * c-incpath.c (register_include_chains): Call extra_pre_includes
12601         before adding the standard include directory.
12602         Update call to extra_includes.
12603         (!defined TARGET_EXTRA_INCLUDES): Update
12604         hook_void_charptr_charptr_int and add !define
12605         TARGET_EXTRA_PRE_INCLUDES.
12606         (!define TARGET_EXTRA_INCLUDES): Define as
12607         hook_void_charptr_charptr_int.
12608         (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
12609         (target_c_incpath): Always declare.
12610         * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
12611         empty function.
12612         (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
12613         * config/darwin.h: (darwin_register_frameworks): Update for
12614         the two new parameters.
12615         (darwin_register_objc_includes): Add prototype.
12616         (TARGET_EXTRA_PRE_INCLUDES): Define.
12617         * config/darwin-c.c (darwin_register_objc_includes): New function.
12618         (darwin_register_frameworks): Update for the two new parameters.
12619         (target_c_incpath): Remove.
12620         * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
12621         the compile line.
12622         * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
12623         parameters.
12624         (TARGET_EXTRA_PRE_INCLUDES): Document.
12626         * gcc.c (spec_function): Add replace-outfile.
12627         (replace_outfile_spec_function): New function.
12628         * config/darwin.h (LINK_SPEC): Add replace
12629         -lobjc with -lobjc-gnu if -fgnu-runtime is
12630         supplied.
12631         * invoke.texi (replace-outfile): Document.
12633 2004-09-13  Jan Hubicka  <jh@suse.cz>
12635         * predict.c (expr_expected_value, strip_builtin_expect): New function.
12636         (tree_predict_by_opcode): Use it.
12637         (tree_estimate_probability): Add, for now disabled,
12638         strip_builtin_expect call.
12640 2004-09-15  James E Wilson  <wilson@specifixinc.com>
12642         PR target/17455
12643         * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
12644         if current_function_decl is a sibcall.
12646 2004-09-15  Mark Mitchell  <mark@codesourcery.com>
12648         * varasm.c (default_function_rdodata_section): Make sure to pass
12649         along a decl for a link-once section.
12651 2004-09-15  Richard Henderson  <rth@redhat.com>
12653         * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
12654         warning with code disable.  Fix formatting.
12656 2004-09-15  Steven Bosscher  <stevenb@suse.de>
12658         * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
12659         * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
12660         after propagating into an ADDR_EXPR.
12662 2004-09-15  Andrew Pinski  <apinski@apple.com>
12664         PR rtl-opt/17427
12665         * gcse.c (process_insert_insn): insn_invalid_p has side effects.
12666         Move it out of gcc_assert.
12668 2004-09-15  Joseph S. Myers  <jsm@polyomino.org.uk>
12670         * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
12671         except.c, fold-const.c, function.c, langhooks.c, params.c,
12672         reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
12673         tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
12674         for quoting in diagnostics going through pretty-print.c.  Use ''
12675         for quoting in other diagnostic text.
12676         * langhooks.c: Include intl.h.  Mark text locating diagnostics for
12677         translation.
12678         * Makefile.in (langhooks.o): Update dependencies.
12679         * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
12680         formats.
12682 2004-09-15  Mark Mitchell  <mark@codesourcery.com>
12684         * configure.ac: Check for COMDAT support.  Robustify check for
12685         SHF_MERGE support.
12686         * configure: Regenerated.
12687         * config.in: Likewise.
12688         * langhooks-def.h (lhd_comdat_group): New function.
12689         (LANG_HOOKS_COMDAT_GROUP): New macro.
12690         (LANG_HOOKS_DECLS): Use it.
12691         * langhooks.c (lhd_comdat_group): Define.
12692         * langhooks.h (lang_hooks_for_decls): Add comdat_group.
12693         * output.h (named_section_flags): Make it a macro.
12694         (named_section_real): New function.
12695         (default_no_named_section): Add decl parameter.
12696         (default_elf_asm_named_section): Likewise.
12697         (default_coff_asm_named_section): Likewise.
12698         (default_pe_asm_named_section): Likewise.
12699         * target.h (gcc_target): Adjust type of named_section.
12700         * varasm.c (named_section_flags): Rename to named_section_real.
12701         Add decl parameter.
12702         (default_no_named_section): Add decl parameter.
12703         (default_elf_asm_named_section): Use COMDAT, if available.  Deal
12704         with the case that ASM_COMMENT_START is "@".
12705         (default_coff_asm_named_section): Add decl parameter.
12706         (default_pe_asm_named_section): Likewise.
12707         * config/alpha/alpha.c (vms_asm_named_section): Add decl
12708         parameter.
12709         (unicosmk_asm_named_section): Likewise.
12710         * config/arm/arm.c (arm_elf_asm_named_section): Remove.
12711         * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
12712         * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
12713         * config/cris/cris-protos.h (cris_target_asm_named_section):
12714         Likewise.
12715         * config/cris/cris.c (cris_target_asm_named_section):
12716         Likewise.
12717         * config/darwin/darwin-protos.h (darwin_asm_named_section):
12718         Likewise.
12719         * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
12720         * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
12721         * config/i386/i386-protos.h (i386_pe_asm_named_section):
12722         Likewise.
12723         * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
12724         * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
12725         * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
12726         * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
12727         Likewise.
12728         * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
12729         * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
12730         * cp/cp-tree.h (cxx_comdat_group): Declare.
12731         * cp/decl.c (cxx_comdat_group): New function.
12733 2004-09-15  Jan Hubicka  <jh@suse.cz>
12735         * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
12736         * tree-tailcall.c (eliminate_tail_call): Release SSA name.
12738         * tree-cfg.c (remove_bb): Release SSA defs.
12740 2004-09-15  Kazu Hirata  <kazu@cs.umass.edu>
12742         * doc/tm.texi: Follow spelling conventions.
12744 2004-09-15  Kazu Hirata  <kazu@cs.umass.edu>
12746         * tree-ssa-dom.c: Fix comment typos.
12748 2004-09-15  Alan Modra  <amodra@bigpond.net.au>
12750         * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
12751         include ccr.
12752         (ppc_fallback_frame_state): Save location of CR.
12754 2004-09-15  Jakub Jelinek  <jakub@redhat.com>
12756         * expr.c (string_constant): Handle also read-only variables
12757         initialized to string literals.
12759         * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
12760         into memcpy (x, y, 1) if memcpy can be expanded inline.
12762 2004-09-15  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
12764         PR tree-optimization/17468
12765         * tree-ssa.c (verify_use, verify_phi_args, verify_ssa):  Verify that
12766         definition inside a block precede uses.
12767         * tree-tailcall.c (adjust_return_value): Emit statements in the
12768         correct order.
12770 2004-09-15  Richard Sandiford  <rsandifo@redhat.com>
12772         * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
12774 2004-09-15  Eric Botcazou  <ebotcazou@libertysurf.fr>
12776         * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
12778 2004-09-14 Jeff Law  <law@redhat.com>
12780         * tree-ssa-dom.c (avail_exprs_stack): New global varray.
12781         (struct dom_walk_block_data): Remove avail_exprs member.
12782         (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
12783         (lookup_avail_expr): No longer need to pass in address of
12784         the block local available exprs stack.  All callers changed.
12785         (simplify_cond_and_lookup_avail_expr): Similarly.
12786         (simplify_switch_and_lookup_avail_expr): Similarly.
12787         (get_eq_expr_value, record_cond): Likewise.
12788         (record_dominating_conditions): Likewise.
12789         (update_rhs_and_lookup_avail_expr): Likewise.
12790         (record_equivalences_from_stmt): Likewise.
12791         (dom_opt_initialize_block_local_data): No longer test state of
12792         block local avail_exprs.
12793         (dom_opt_initialize_block): Mark unwind point in the global
12794         avail_expr stack.
12795         (remove_expressions_from_table): Update to unwind to the
12796         most recent unwind marker in the global avail_expr stack.
12797         All callers changed.
12798         (dom_opt_finalize_block): Mark unwind point in the global
12799         avail_expr stack as needed.
12800         (record_cond): Push elements into the global avail_exprs stack.
12802         * tree-dfa.c (free_df_for_stmt): No longer static.
12803         (free_df): Update comments.
12804         * tree-flow.h (free_df_for_stmt): Prototype.
12805         * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt.  Also
12806         call release_defs.
12808 2004-09-14  Diego Novillo  <dnovillo@redhat.com>
12810         PR tree-optimization/17252
12811         * tree-ssa-alias.c (may_alias_p): Don't assume that a
12812         pointer may not point to itself when using relaxed
12813         aliasing rules.
12815 2004-09-14  Richard Henderson  <rth@redhat.com>
12817         PR middle-end/17397
12818         * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
12819         while folding <ADDR_EXPR <INDIRECT_REF X>>.
12821 2004-09-14  Andrew Pinski  <apinski@apple.com>
12823         * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
12824         sets of the pointers but the aliasing sets of what they point to.
12826 2004-09-14  Roger Sayle  <roger@eyesopen.com>
12828         PR rtl-optimization/9771
12829         * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
12830         conditional compilation in init_reg_sets_1.
12831         (init_reg_sets_1): Let global_regs[i] take priority over the frame
12832         (but not stack) pointer exceptions to regs_invalidated_by_call.
12833         (globalize_reg): Globalizing a fixed register may need to update
12834         regs_invalidated_by_call.
12836 2004-09-14  Diego Novillo  <dnovillo@redhat.com>
12838         PR tree-optimization/15262
12839         * tree-dfa.c (dump_variable): Also print the type of the
12840         variable.
12841         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
12842         memory tags are of conflicting alias sets but have no aliased
12843         symbols in common, add one tag to the alias set of the other.
12844         (setup_pointers_and_addressables): Remove hack to deal with
12845         programs with no aliased symbols.
12846         (may_alias_p): Don't special case aggregate types.
12848 2004-09-14  Joseph S. Myers  <jsm@polyomino.org.uk>
12850         PR c/15498
12851         * doc/invoke.texi (Environment Variables): Correct example locale.
12853 2004-09-14  Jan Hubicka  <jh@suse.cz>
12855         * cfg.c (expunge_block): Revert previous change adding ggc_free call.
12857 2004-09-14  Mark Mitchell  <mark@codesourcery.com>
12859         * config.gcc: Do not build a shared libgcc for arm-none-eabi.
12861 2004-09-14  Joseph S. Myers  <jsm@polyomino.org.uk>
12863         * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
12864         restrict_p.
12865         (struct c_declarator): Change u.array.quals and pointer_quals to
12866         int.  Add u.array.attrs.
12867         (quals_from_declspecs): New.
12868         * c-decl.c (quals_from_declspecs): New.
12869         (shadow_tag_warned): Give more specific message for useless type
12870         qualifiers.
12871         (build_array_declarator, set_array_declarator_inner,
12872         grokdeclarator, make_pointer_declarator, build_null_declspecs,
12873         declspecs_add_qual): Update for changed structures.
12875 2004-09-14  Jeff Law  <law@redhat.com>
12877         * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
12878         to a global varray.
12879         (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
12880         (dom_opt_initialize_block_local_data): No longer test state
12881         of stmts_to_rescan.
12882         (dom_opt_finalize_block): Update due to change in scope of
12883         stmts_to_rescan.
12884         (optimize_stmt): Similarly.
12886 2004-09-14  Kazu Hirata  <kazu@cs.umass.edu>
12888         * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
12889         lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
12890         comment typos.  Follow spelling conventions.
12892 2004-09-14  Kazu Hirata  <kazu@cs.umass.edu>
12894         * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
12895         config/i386/predicates.md, config/sparc/sparc.c: Follow
12896         spelling conventions.
12898 2004-09-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
12899             Steven Bosscher  <stevenb@suse.de>
12901         * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
12902         * basic-block.h (struct reorder_block_def): Add copy_number field.
12903         * cfgloop.h (biv_p): Declare.
12904         * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
12905         * common.opt (fsplit-ivs-in-unroller): New flag.
12906         * loop-iv.c (biv_p): New function.
12907         * loop-unroll.c: Include hashtab.h and recog.h.
12908         (struct iv_to_split, struct split_ivs_info): New types.
12909         (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
12910         free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
12911         determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
12912         insert_base_initialization, split_iv): New functions.
12913         (peel_loop_completely, unroll_loop_constant_iterations,
12914         unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
12915         Use them.
12916         * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
12918 2004-09-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
12920         * tree-cfg.c (thread_jumps): Update dominators correctly in
12921         case destination of threaded edge dominates its source.
12923 2004-09-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
12925         * unroll.c: Removed.
12926         * loop.h: Removed.
12927         * Makefile.in (LOOP_H, unroll.o): Removed.
12928         (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
12929         dependency.
12930         * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
12931         reference.
12932         * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
12933         * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
12934         * loop.c: Do not include loop.h.
12935         (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
12936         REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
12937         struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
12938         REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
12939         struct loop_regs, struct loop_movables, struct loop_info): Moved
12940         from loop.h.
12941         (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
12942         reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
12943         find_common_reg_term, loop_iterations, final_giv_value): Moved
12944         from unroll.c.
12945         (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
12946         loop_dump_stream, for_each_insn_in_loop, express_from,
12947         extend_value_for_giv, loop_iv_add_mult_emit_before,
12948         loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
12949         loop_insn_first_p, get_condition_for_loop,
12950         loop_insn_emit_before, loop_insn_hoist,
12951         loop_insn_sink): Made static.
12952         (loop_invariant_p): Made static.  Removed flag_old_unroll_loops
12953         reference.
12954         (strength_reduce): Do not call unroller.
12955         (record_giv): Do not initialize unrolled field.
12956         (prescan_loop): Do not set loop_info->preconditioned.
12957         * passes.c: Do not include loop.h.
12958         (rest_of_handle_loop_optimize): Do not call unroller.
12959         * predict.c: Do not include loop.h.
12960         * rtl.h (NOTE_PRECONDITIONED): Removed.
12961         * stmt.c: Do not include loop.h.
12962         * toplev.c: Do not include loop.h.
12963         (process_options): Do not handle flag_old_unroll_loops.
12965         * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
12966         Documentation removed.
12967         * doc/passes.texi (unroll.c, loop.h): Documentation removed.
12969 2004-09-14  Nathan Sidwell  <nathan@codesourcery.com>
12971         * Makefile.in (STAGE1_CHECKING): New variable.
12972         (stage1_build): Use it.
12973         * tree-ssa.c (verify_ssa): Preserve state of dominance
12974         information.
12976 2004-09-14  Uros Bizjak  <uros@kss-loka.si>
12978         * config/i386/i386.c (output_fp_compare): Add generation
12979         of ftst instruction.
12980         * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
12981         Use output_fp_compare () function.
12982         (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
12983         (fix_truncdi_memory): Remove operands[5] copy.
12985 2004-09-14  Kazu Hirata  <kazu@cs.umass.edu>
12987         * config/m32r/m32r.md, config/m68k/m68kelf.h,
12988         config/mcore/mcore.md, config/rs6000/linux64.h,
12989         config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
12990         typos.
12992 2004-09-13  James E Wilson  <wilson@specifixinc.com>
12994         * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
12995         * gen-protos.c: Include errors.h.
12996         (progname): Delete.
12998 2004-09-14  Jan Hubicka  <jh@suse.cz>
13000         * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
13001         * predict.c: Include tree-scalar-evolution.h and cfgloop.h
13002         (predict_loops): Use number_of_iterations_exit to predict
13003         number of iterations on trees.
13005 2004-09-13  Dale Johannesen  <dalej@apple.com>
13007         PR 17408
13008         PR 17409
13009         * c-decl.c (start_decl): Repair TREE_STATIC for initialized
13010         objects declared extern.
13012 2004-09-14  Paul Brook  <paul@codesourcery.com>
13014         * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
13015         HOST_WIDE_INT.
13017 2004-09-13  Daniel Jacobowitz  <dan@debian.org>
13019         * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
13020         Only use TYPE_BINFO for aggregates.
13022 2004-09-13  Daniel Jacobowitz  <dan@debian.org>
13024         * expmed.c (synth_mult): Initialize latency.  Check cost before
13025         checking ops count.
13027 2004-09-13  Kenneth Zadeck  <Kenneth.Zadeck@NaturalBridge.com>
13029         * tree-ssa-operands.c (get_call_expr_operands): Added parm to
13030         add_call_clobber_ops and add_call_read_ops.
13031         (add_call_clobber_ops, add_call_read_ops): Added code to reduce
13032         the number of vdefs and vuses inserted based on analysis of global
13033         variables across calls.  * tree-dfa.c (find_referenced_vars):
13034         Needed to reset static var maps before each function is compiled.
13035         * cgraphunit.c:
13036         (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
13037         static_vars_info,functions_to_static_vars_info,module_statics_escape,
13038         all_module_statics,searchc_env,dfs_info): New fields to support
13039         analysis of static global variables.
13040         (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
13041         cgraph_reset_static_var_maps, get_global_static_vars_info,
13042         get_global_statics_not_read, get_global_statics_not_written,
13043         searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
13044         check_rhs_var, check_lhs_var, get_asm_expr_operands,
13045         process_call_for_static_vars, scan_for_static_refs,
13046         cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
13047         clear_static_vars_maps, cgraph_propagate_bits,
13048         cgraph_characterize_statics): New. Functions to support analysis
13049         of static global variables.
13050         (cgraph_mark_local_and_external_functions): Renamed from:
13051         (cgraph_mark_local_functions)
13052         (cgraph_expand_all_functions): Remove call to
13053         cgraph_mark_local_and_external_functions.
13054         (cgraph_optimize): Added driver to analyze static variables whose
13055         scope is within the compilation unit.  * cgraph.h (struct
13056         cgraph_local_info, GTY): Added statics_read, statics_written,
13057         local, calls_read_all, calls_write_all, for_functions_valid.
13058         (struct cgraph_node): Added next_cycle.  * cgraph.c
13059         (dump_cgraph_node): Added print routines for new fields.  *
13060         makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
13061         list.
13063 2004-09-13  Joseph S. Myers  <jsm@polyomino.org.uk>
13065         * c-decl.c (grokdeclarator): Correct comments about where storage
13066         class specifiers are rejected by grammar and add corresponding
13067         asserts.  Diagnose typedefs and parameters declared inline.
13068         Change warning for inline main to a pedwarn.  Only diagnose inline
13069         main if hosted.
13070         (declspecs_add_scspec): Allow duplicate "inline".
13072 2004-09-13  Steve Ellcey  <sje@cup.hp.com>
13074         * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
13075         (TARGET_SCALAR_MODE_SUPPORTED_P): New.
13077 2004-09-13  Richard Henderson  <rth@redhat.com>
13079         PR 17436
13080         * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
13081         (tree_type): Replace spare with contains_placeholder_bits.
13082         (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
13083         make static.  Remove seen_types list.
13084         (type_contains_placeholder_p): New.
13086 2004-09-13  James E Wilson  <wilson@specifixinc.com>
13088         * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
13089         (sb1_bdesc, bdesc_map, bdesc_arrays): New.
13090         (mips_expand_builtin): Add SB-1 support.  Use bdesc_map and
13091         bdesc_arrays instead of mips_bdesc.
13092         (mips_init_builtins): Likewise.
13093         * config/mips/mips.h (TARGET_SB1): New.
13094         (HAVE_SQRT_P): Delete.
13095         * config/mips/mips.md (divide_condition): Support V2SF.
13096         (sqrt_condition, recip_condition): New.
13097         (div<mode>3): Use ANYF instead of SCALARF.
13098         (*div<mode>3): Use ANYF instead of SCALARF.  Use UNITMODE instead of
13099         MODE.
13100         (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
13101         instead of ISA_HAS_FP4.  Use ANYF instead of SCALARF.  Use UNITMODE
13102         instead of MODE.
13103         (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P.  Use ANYF
13104         instead of SCALARF.  Use UNITMODE instead of MODE.
13106 2004-09-13  Zack Weinberg  <zack@codesourcery.com>
13108         * config.in: Regenerate after removal of libbanshee.
13110 2004-09-13  Andrew MacLeod  <amacleod@redhat.com>
13112         PR tree-optimization/17400
13113         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13114         coalesce partitions when one occurs in an abnormal PHI.
13116 2004-09-13  Andrew Pinski  <apinski@apple.com>
13118         * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
13119         name to _new_size.
13121 2004-09-13  Richard Henderson  <rth@redhat.com>
13123         PR inline-asm/6806
13124         * cselib.c (cselib_invalidate_rtx): Export.  Remove unused args.
13125         (cselib_invalidate_rtx_note_stores): New.
13126         (cselib_record_sets, cselib_process_insn): Update to match.
13127         * cselib.h (cselib_invalidate_rtx): Declare.
13128         * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
13130 2004-09-13  Richard Henderson  <rth@redhat.com>
13132         PR tree-opt/10528
13133         * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
13134         after copying its argument.
13136 2004-09-13  Joseph S. Myers  <jsm@polyomino.org.uk>
13138         * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
13139         c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
13140         in diagnostics.  Use %' for English apostrophes.
13141         * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
13142         (pedwarn_c90, pedwarn_c99): Use it.
13143         * c-decl.c (lookup_label): Quote label name in diagnostic.
13144         * c-parse.in (yyprint): Use ' instead of ` for left quote.
13145         * c-typeck.c (warn_for_assignment): Likewise.
13147 2004-09-13  Jan Hubicka  <jh@suse.cz>
13149         * i386.c (x86_schedule): New global variable.
13150         (override_options): Disable scheduling when not supported.
13151         * i386.h (x86_schedule): Declare.
13152         (TARGET_SCHEDULE): New macro.
13154 2004-09-12  Richard Henderson  <rth@redhat.com>
13156         PR c++/16254
13157         * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
13158         * tree.c, tree.h (has_cleanups): Remove.
13160 2004-09-12  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
13162         * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
13163         arguments of the phi nodes correctly.
13165 2004-09-12  Jan Hubicka  <jh@suse.cz>
13167         * ggc-common.c (cmp_statistics): Fix sorting.
13169 2004-09-12  David Edelsohn  <edelsohn@gnu.org>
13171         PR target/16795
13172         * expmed.c (expand_divmod): If cheap power of 2 divide is
13173         available, use it for negative constant as well.
13175 2004-09-12  Andrew Pinski  <apinski@apple.com>
13177         * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
13178         size of 0.
13180         * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
13182 2004-09-12  Richard Henderson  <rth@redhat.com>
13184         * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
13185         or minus one.
13186         (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
13187         post-reload, and scratch NULL.
13188         * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
13189         (x86_shift_adj_2): Use ix86_expand_clear.
13190         (ashldi3): Remove CMOVE expansion difference.
13191         (ashldi3_1): Remove.
13192         (*ashldi3_1): Rename from *ashldi3_2.  Use reg_or_pm1_operand and
13193         add constraints for immediates.  New peephole for split-with-temp.
13194         Run splitter after peep2 pass.
13195         (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
13196         (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
13197         (setcc_2): Rename with *.
13198         * config/i386/predicates.md (reg_or_pm1_operand): New.
13199         (ashldi_input_operand): New.
13201 2004-09-12  Richard Henderson  <rth@redhat.com
13203         * print-rtl.c (print_decl_name): New.
13204         (print_mem_expr): Use it.
13206 2004-09-12  Richard Henderson  <rth@redhat.com
13208         PR 17186, part deux
13209         * except.c (sjlj_emit_function_exit): Fix logic locating
13210         sjlj_exit_after in final block.
13212 2004-09-12  Toon Moene  <toon@moene.indiv.nluug.nl>
13214         * common.opt: Remove flags -fmove-all-movables and
13215         -freduce-all-givs.
13216         * loop-invariant.c (find_invariants_to_move):
13217         Remove all uses of flag_move_all_movables.
13218         * loop.c (move_movables): Remove all uses of
13219         flag_move_all_movables.
13220         (strength_reduce): Remove all uses of
13221         flag_reduce_all_givs.
13222         * doc/invoke.texi: Remove documentation of flags
13223         -fremove-all-movables and -freduce-all-givs.
13225 2004-09-11  Roger Sayle  <roger@eyesopen.com>
13227         PR middle-end/17411
13228         * tree-sra.c (generate_element_zero): Revert recent build_int_cst
13229         change. elt->type may be a floating point type, so use fold_convert.
13231 2004-09-11  Geoffrey Keating  <geoffk@apple.com>
13233         * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
13234         the thing referenced as used, not the stub itself.
13236 2004-09-11  Joseph S. Myers  <jsm@polyomino.org.uk>
13238         * c-tree.h (enum c_storage_class): New.
13239         (struct c_declspecs): Add storage_class, inline_p and thread_p.
13240         * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
13241         declarations and "auto" or "register" in file scope empty
13242         declarations.  Give more specific warnings for other cases of
13243         storage class specifiers in empty declarations.
13244         (grokdeclarator): Update for new structures.  Don't check for
13245         multiple storage classes.  Diagnose file-scope "register" if
13246         pedantic.
13247         (build_null_declspecs): Update.
13248         (declspecs_add_scspec): Update.  Diagnose multiple storage class
13249         specifiers and invalid uses of "__thread".
13251 2004-09-11  Zack Weinberg  <zack@codesourcery.com>
13253         * tree.c (tree_code_size): New function, bulk of code from tree_size.
13254         (tree_size, make_node): Use it.
13255         * tree-ssa-pre.c (init_pre): Use it.
13256         * tree.h: Prototype it.
13258 2004-09-11  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
13260         * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
13261         * tree-dfa.c (compute_immediate_uses, add_immediate_use,
13262         redirect_immediate_use): Use PHI_DF.
13263         * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
13264         (bb_for_stmt): Use PHI_BB.
13265         (get_immediate_uses): Use PHI_DF.
13266         * tree-ssa-dse.c (max_stmt_uid): New variable.
13267         (get_stmt_uid): New function.
13268         (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
13269         node annotations.
13270         * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
13271         (max_uid): Renamed to max_stmt_uid.
13272         (get_stmt_uid): New function.
13273         (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
13274         phi node annotations.
13275         * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
13276         * tree.h (PHI_BB, PHI_DF): New accessor functions.
13277         (struct tree_phi_node): Add bb and df fields.
13279 2004-09-11  Richard Henderson  <rth@redhat.com>
13281         PR middle-end/17416
13282         * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
13283         in conflict loop.
13285 2004-09-11  Jan Hubicka  <jh@suse.cz>
13287         * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
13288         (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
13289         * i386.md (i387_cw): Add 'uninitialized' mode.
13291         * profile.c (BB_TO_GCOV_INDEX): move more to the front.
13292         (output_location): Break out from ....
13293         (branch_prob): ... here; handle gcov output on trees.
13294         * toplev.c (process_options): No longer be sorry about coverage for
13295         trees.
13297 2004-09-11  Steven Bosscher  <stevenb@suse.de>
13299         PR c++/17412
13300         * fold-const.c (fold): Do not try to fold the operand of a
13301         CLEANUP_POINT_EXPR if that operand does itself not have any
13302         operands.
13304         PR middle-end/17417
13305         * langhooks.c (lhd_decl_printable_name): Make sure that this
13306         function is called with is a decl node that has an identifier.
13307         * tree-pretty-print.c (dump_function_name): New function to
13308         wrap PRINT_FUNCTION_NAME and dump_decl_name.
13309         (print_call_name): Use it.
13311 2004-09-11  Mohan Embar  <gnustuff@thisiscool.com>
13313         * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
13314         "config.h" if not.
13316 2004-09-11  Jakub Jelinek  <jakub@redhat.com>
13318         * tree-ssa-alias.c (collect_points_to_info_r): Handle
13319         pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
13320         to OFFSET.
13322 2004-09-11  Richard Henderson  <rth@redhat.com>
13324         * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
13325         (expand_expr_addr_expr): New function.  Take ADDR_EXPR instead of the
13326         operand of the ADDR_EXPR.
13327         (expand_expr_real_1): Update to match.
13329 2004-09-11  David Edelsohn  <edelsohn@gnu.org>
13331         PR target/17277
13332         * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
13333         choose 64-bit version.
13335 2004-09-11  Richard Henderson  <rth@redhat.com>
13337         PR c/17396
13338         * c-typeck.c (build_unary_op): Add legacy offsetof hack.
13340 2004-09-11  Kazu Hirata  <kazu@cs.umass.edu>
13342         * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
13343         doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
13344         Insert @: after i.e. or e.g.
13346 2004-09-10  Geoffrey Keating  <geoffk@apple.com>
13348         * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
13349         D.xxx rather than <Dxxx>.
13351 2004-09-10  Adam Nemet  <anemet@lnxw.com>
13353         * configure.ac (AC_MSG_CHECKING(what linker to use)):
13354         in_tree_ld_is_elf should be true for LynxOS.
13355         * configure: Regenerate.
13357 2004-09-10  Adam Nemet  <anemet@lnxw.com>
13359         * Makefile.in (all.cross): Add srcextra.
13361 2004-09-10  Roger Sayle  <roger@eyesopen.com>
13363         PR middle-end/17024
13364         * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
13365         floating point comparison operators.  Change aborts to gcc_asserts.
13367 2004-09-10  Geoffrey Keating  <geoffk@apple.com>
13369         * final.c (output_asm_insn): Correct problem with -fverbose-asm.
13371 2004-09-10  James E Wilson  <wilson@specifixinc.com>
13373         * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
13374         (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
13376         * convert.c (convert_to_vector): Replace recursive call with
13377         error_mark_node.
13379         * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
13380         Add integer argument named constant.  Use const_tiny_rtx instead of
13381         CONST0_RTX.
13382         (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
13383         and CONST1_RTX.
13384         (init_emit_once): Fix users of gen_const_vector.  Set CONST1_RTX for
13385         vector types.
13386         * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
13387         of gen_rtx_raw_CONST_VECTOR.
13389 2004-09-10  Eric Christopher  <echristo@redhat.com>
13391         PR c/16046
13392         * c-parse.in (attribute): Add NULL_TREE for error case
13393         for error recovery.
13395 2004-09-10  Zack Weinberg  <zack@codesourcery.com>
13397         * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
13398         (extract_interface_info): Delete prototype.
13399         * c-decl.c (extract_interface_info): Delete stub.
13400         * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
13401         it's not already been done ...
13402         (init_c_lex): ... not here.
13403         (fe_file_change): Don't call extract_interface_info.
13405 2004-09-11  Joseph S. Myers  <jsm@polyomino.org.uk>
13407         * c-tree.h (struct c_declspecs): Remove typedef_decl.  Add
13408         typedef_p and typedef_signed_p.
13409         * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
13410         (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
13411         Check typedef_p and typedef_signed_p, not typedef_decl.
13412         (grokfield): Check typedef_p, not typedef_decl.
13413         (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
13414         not typedef_decl.
13415         (declspecs_add_type): Set typedef_p and typedef_signed_p, not
13416         typedef_decl.
13418 2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
13420         * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
13422 2004-09-10  Geoffrey Keating  <geoffk@apple.com>
13424         * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
13425         temporary variables.
13427         * dbxout.c (dbxout_block): Update for
13428         current_function_func_begin_label a string.
13429         * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
13430         * except.c (dw2_output_call_site_table): Likewise.
13431         * toplev.c (current_function_func_begin_label): Likewise.
13432         * tree.h (current_function_func_begin_label): Likewise.
13433         * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
13435         * final.c (output_asm_insn): Use strtoul instead of atoi, save a
13436         loop.
13438         * config/darwin.c: Include target.h.
13439         (struct machopic_indirection): Make ptr_name a string.
13440         (machopic_indirection_hash): Update for ptr_name a string.
13441         (machopic_indirection_eq): Likewise.
13442         (machopic_indirection_name): Likewise.
13443         (machopic_output_indirection): Likewise.
13444         (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
13445         string.  Don't expect stub names to be in the identifier hash table.
13446         Do call strip_name_encoding before looking up entry in ID hash table.
13447         * config/t-darwin (darwin.o): Add target.h to dependencies.
13449         * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
13450         of fprintf for register names.
13452         * output.h (unlikely_section_label): Delete declaration.
13453         (unlikely_text_section_name): Likewise.
13454         * varasm.c (unlikely_section_label_printed): Make static.
13455         (unlikely_section_label): Likewise.
13456         (unlikely_text_section_name): Likewise.
13457         (assemble_start_function): Use reconcat.
13459         * rtl.def (REG): Add comment to describe third field.
13461 2004-09-10  Andrew Pinski  <apinski@apple.com>
13463         * config/darwin.c (machopic_mcount_stub_name): Call
13464         machopic_indirection_name instead of making the string
13465         ourselves.
13467 2004-09-10  Diego Novillo  <dnovillo@redhat.com>
13469         Revert
13471         2004-09-08  Jie Zhang  <zhangjie@magima.com.cn>
13473             * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
13474             memory tag is call clobbered, so are its aliases.
13475             (group_aliases): When two memory tags being grouped, if one is
13476             call clobbered, so are the other and its aliases.
13477             (add_may_alias): Remove call-clobbering stuff.
13478             (replace_may_alias): Likewise.
13479             (merge_pointed_to_info): Merge pt_global_mem
13481 2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
13483         * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
13484         genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
13485         passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
13486         tree-scalar-evolution.c, tree-ssa-copyrename.c,
13487         tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
13489 2004-09-10  Richard Sandiford  <rsandifo@redhat.com>
13491         * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
13492         (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
13493         pair.  Remove match_dup from inputs.  Remove masaccs handling.
13494         (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
13495         (masaccs, mdasaccs): Turn into define_insns.
13497 2004-09-10  Richard Sandiford  <rsandifo@redhat.com>
13499         * tree-tailcall.c (process_assignment): Only do accumulator transforms
13500         for floating-point types if flag_unsafe_math_optimizations.
13502 2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
13504         * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
13505         config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
13506         config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
13507         config/h8300/h8300.md, config/i386/gmm_malloc.h,
13508         config/ia64/ia64.md, config/ip2k/libgcc.S,
13509         config/mips/mips-ps-3d.md, config/mips/mips.c,
13510         config/rs6000/rs6000.c, config/s390/s390.c,
13511         config/sh/symbian.c: Fix comment typos.
13513 2004-09-10  Andreas Krebbel  <krebbel1@de.ibm.com>
13515         * config/s390/s390.c (s390_emit_prologue): Added missing
13516         "{}" brackets.
13518 2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
13520         * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
13521         typos.  Follow spelling conventions.
13523 2004-09-10  Joseph S. Myers  <jsm@polyomino.org.uk>
13525         * toplev.c (warn_deprecated_use): Correct logic for saying "type"
13526         in diagnostic.  Don't dereference NULL TYPE_NAME.
13528 2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
13530         * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
13531         tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
13532         tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
13533         value-prof.c: Fix comment typos.  Follow spelling conventions.
13535 2004-09-10  Jan Hubicka  <jh@suse.cz>
13537         * tree-ssa-dce.c (remove_dead_stmt): Update profile.
13538         * tree-split_edge.c (tree_split_edge): Likewise.
13539         (thread_jumps): Likewise.
13541 2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
13543         * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
13544         typos.
13546 2004-09-10  Paolo Bonzini  <bonzini@gnu.org>
13548         * cgraph.h (cgraph_dump_file): Do not declare.
13549         * cgraphunit.c (cgraph_dump_file): Declare as static.
13550         (init_cgraph): New.
13551         * toplev.c (cgraph_dump_file): Do not declare.
13552         (compile_file): Call init_cgraph.
13553         * tree-dump.c (dump_files): Add IPA dump file, remove
13554         XML dump of call graph.
13555         (get_dump_file_name): Support IPA dump file naming scheme.
13556         * tree.h (enum tree_dump_index): Add IPA dump file, remove
13557         XML dump of call graph.
13558         * doc/invoke.texi (Debugging Options): Document the new options.
13560 2004-09-10  Richard Sandiford  <rsandifo@redhat.com>
13562         * doc/extend.texi: Document the FR-V built-in functions.
13564 2004-09-09  James E Wilson  <wilson@specifixinc.com>
13566         * doc/sourcebuild.texi: Delete libbanshee reference.
13568 2004-09-10  Kelley Cook  <kcook@gcc.gnu.org>
13570         * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
13572 2004-09-09  James E Wilson  <wilson@specifixinc.com>
13574         * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
13575         before calling vector_types_convertible_p.
13576         (digest_init): Check that inside_init has VECTOR_TYPE before calling
13577         vector_types_convertible_p.  Don't give another error if
13578         convert_for_assignment returns error_mark_node.
13580 2004-09-09  Roger Sayle  <roger@eyesopen.com>
13582         PR middle-end/17055
13583         * fold-const.c (build_zero_vector): New function to construct a
13584         vector (either floating point or integer) of zeros.
13585         (fold_convert): Internally, enable conversions of integer zero
13586         to arbitrary vector types, using the new build_zero_vector.
13588 2004-09-09  Roger Sayle  <roger@eyesopen.com>
13590         * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
13591         expand a left shift by an immediate constant as either an ashl or
13592         a sequence of additions.
13593         (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
13594         instead of calling gen_ashlsi3 with a constant directly.
13596 2004-09-09  Roger Sayle  <roger@eyesopen.com>
13598         * config/i386/i386.c (ix86_split_long_move): When optimizing for
13599         size, and the low and high parts of a DImode constant are equal,
13600         copy one register to another instead of loading the same immediate
13601         value twice.
13603 2004-09-09  Richard Henderson  <rth@redhat.com>
13605         PR middle-end/17367
13606         * function.c (assign_parm_setup_block): Only put PARALLELs into
13607         a register if use_register_for_decl.
13609 2004-09-09  Eric Christopher  <echristo@redhat.com>
13611         * ra-colorize.c (reset_lists): Move variable declaration inside
13612         ENABLE_CHECKING to avoid unused variable warnings when
13613         not --enable-checking.
13614         (check_colors): Ditto.
13616 2004-09-09  Mike Stump  <mrs@apple.com>
13618         * version.c (version_string): Bump to 4.0.0.
13619         * doc/include/gcc-common.texi (version-GCC): Likewise.
13621 2004-09-10  Jakub Jelinek  <jakub@redhat.com>
13623         * doc/extend.texi (nothrow attribute): The attribute is not
13624         implemented in 3.2 and earlier.
13626 2004-09-09  Steve Ellcey  <sje@cup.hp.com>
13628         * genrecog.c (compute_predicate_codes): Use op0_codes
13629         instead of codes.
13631 2004-09-09  Ulrich Weigand  <uweigand@de.ibm.com>
13633         * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
13634         implementation changes.
13636 2004-09-09  Ulrich Weigand  <uweigand@de.ibm.com>
13638         * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
13639         a PARALLEL instead of a SET due to added clobbers.
13641 2004-09-09  Ulrich Weigand  <uweigand@de.ibm.com>
13643         * reload.c (find_reloads_address): Pass correct operand to
13644         maybe_memory_address_p.
13646 2004-09-09  Daniel Berlin  <dberlin@dberlin.org>
13648         * Makefile.in: Remove libbanshee, tree-alias-*.
13649         Remove tree-alias-common.h dependencies.
13650         * common.opt: Remove -ftree-points-to.
13651         * configure.ac: Remove libbanshee.
13652         * flags.h: Remove pta_type, flag_tree_points_to.
13653         * gengtype.c (open_base_files): Remove tree-alias-type.h.
13654         * opts.c (OPT_ftree_points_to): Remove.
13655         * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
13656         * tree-dfa.c: Remove tree-alias-common.h
13657         * tree-into-ssa.c: Ditto.
13658         * tree-outof-ssa.c: Ditto.
13659         * tree-ssa-copyrename.c: Ditto.
13660         * tree-ssa-live.c: Ditto.
13661         * tree-optimize.c: Ditto.
13662         * tree-ssa.c: Ditto.
13663         Remove pass_build_pta, pass_del_pta.
13664         * tree-pass.h: Ditto.
13665         * tree-ssa-alias.c: Remove tree-alias-common.h.
13666         (struct alias_stats_d): Remove pta_queries, pta_resolved.
13667         (pass_may_alias): Remove PROP_pta requirement.
13668         (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
13669         (get_tmt_for): Ditto.
13670         (dump_alias_stats): Ditto.
13671         * doc/passes.texi: Remove blurb about points-to analysis.
13672         * fortran/Make-lang.in: Remove tree-alias-*.o.
13674 2004-09-09  Richard Sandiford  <rsandifo@redhat.com>
13676         * genattrtab.c (write_insn_cases): New function, split out from
13677         write_attr_case.  Correctly handle define_peepholes when printing
13678         the instruction name.
13679         (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
13681 2004-09-09  Hans-Peter Nilsson  <hp@axis.com>
13683         PR target/17377
13684         * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
13685         * config/cris/cris.c (cris_return_address_on_stack): New function.
13686         * config/cris/cris.md ("return"): For location of return address,
13687         also check cris_return_address_on_stack.
13689 2004-09-09  Diego Novillo  <dnovillo@redhat.com>
13691         * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
13692         calling phi_ssa_name_p.
13694 2004-09-09  Richard Henderson  <rth@redhat.com>
13696         PR c/17322
13697         * c-typeck.c (valid_compound_expr_initializer): Use only
13698         initializer_constant_valid_p, and not TREE_CONSTANT.
13699         (digest_init): Likewise.
13700         (output_init_element): Likewise.
13702 2004-09-09  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
13704         * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
13705         live_out_1, prune_hardregs_for_mode, init_one_web_common,
13706         reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
13707         record_conflict, compare_and_free_webs, init_webs_defs_uses,
13708         parts_to_webs_1, parts_to_webs, reset_conflicts,
13709         check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
13710         ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
13711         * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
13712         put_move, remove_move, combine, select_spill, colorize_one_web,
13713         try_recolor_web, insert_coalesced_conflicts, check_colors,
13714         break_precolored_alias, restore_conflicts_from_coalesce,
13715         sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
13716         * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
13717         reloads_to_loads, rewrite_program2, emit_colors): Likewise.
13718         * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
13719         check_df): Likewise.
13720         * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
13721         real_arithmetic, real_compare, real_exponent, real_ldexp,
13722         real_identical, real_to_integer, real_to_integer2, real_to_decimal,
13723         real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
13724         real_digit, real_nan, real_maxval, round_for_format, real_convert,
13725         real_to_target, real_from_target, real_hash, encode_ieee_single,
13726         encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
13727         encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
13728         encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
13729         * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
13730         extract_insn, peep2_next_insn, peep2_reg_dead_p,
13731         peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
13732         if_test_bypass_p): Likewise.
13733         * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
13734         stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
13735         emit_swap_insn, swap_to_top, move_for_stack_reg,
13736         subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
13737         compensate_edge, convert_regs_1): Likewise.
13738         * regclass.c (init_reg_sets, init_reg_sets_1,
13739         memory_move_secondary_cost): Likewise.
13740         * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
13741         Likewise.
13742         * reload.c (push_secondary_reload, find_valid_class, push_reload,
13743         operands_match_p, decompose, immune_p, find_reloads,
13744         find_reloads_toplev, find_reloads_address_1, subst_reloads,
13745         copy_replacements, refers_to_regno_for_reload_p,
13746         reg_overlap_mentioned_for_reload_p): Likewise.
13747         * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
13748         count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
13749         verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
13750         reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
13751         choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
13752         do_output_reload, fixup_abnormal_edges): Likewise.
13753         * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
13754         fill_slots_from_thread, relax_delay_slots): Likewise.
13755         * resource.c (mark_referenced_resources, mark_set_resources):
13756         Likewise.
13757         * rtl.c (copy_rtx, rtx_equal_p): Likewise.
13758         * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
13759         dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
13760         subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
13761         find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
13762         hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
13763         * rtlhooks.c (gen_lowpart_general): Likewise.
13764         * sbitmap.c (sbitmap_difference): Likewise.
13765         * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
13766         sched_analyze, add_forward_dependence): Likewise.
13767         * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
13768         * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
13769         schedule_insns): Likewise.
13770         * sched-vis.c (print_pattern): Likewise.
13771         * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
13772         * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
13773         simplify_const_relational_operation, simplify_ternary_operation,
13774         simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
13775         Likewise.
13776         * sreal.c (copy, sreal_sub, sreal_div): Likewise.
13777         * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
13778         resolve_operand_name_1, expand_return, expand_decl,
13779         expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
13780         * stor-layout.c (put_pending_size, smallest_mode_for_size,
13781         int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
13782         set_sizetype, get_mode_bounds): Likewise.
13784 2004-09-09  Zack Weinberg  <zack@codesourcery.com>
13786         * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
13787         * config/arm/pecoff.h, config/i386/beos-elf.h
13788         * config/i386/cygming.h, config/i386/i386-interix.h:
13789         Define MULTIPLE_SYMBOL_SPACES to 1, not nothing.  Remove
13790         comment cloned from manual.
13791         * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
13793 2004-09-09  Frank Ch. Eigler  <fche@redhat.com>
13795         * builtins.c (build_va_arg_indirect_ref): New function.
13796         (std_gimplify_va_arg_expr): Call it instead of mudflap check and
13797         build_fold_indirect_ref.
13798         * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
13799         * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
13800         * tree.h: Declare new function.
13802 2004-09-09  Nathan Sidwell  <nathan@codesourcery.com>
13804         * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
13805         dumping for development builds.
13806         * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
13807         development builds only.
13808         * genattrtab.c (write_eligible_delay): Fix typo in previous
13809         commit.
13810         * tree.c (iterative_hash_expr): Replace gcc_unreachable with
13811         gcc_assert.
13813 2004-09-09  Nathan Sidwell  <nathan@codesourcery.com>
13815         * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
13816         cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
13817         process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
13818         hoist_code, extract_mentioned_regs_helper, compute_store_table,
13819         insert_store): Use gcc_assert and gcc_unreachable.
13820         * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
13821         gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
13822         ggc_record_overhead): Likewise.
13823         * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
13824         init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
13825         ggc_pop_context, clear_marks, validate_free_objects,
13826         ggc_pch_read): Likewise.
13827         * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
13828         ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
13829         ggc_push_context, check_cookies, ggc_collect,
13830         ggc_print_statistics): Likewise.
13831         * gimple-low.c (lower_function_body, lower_stmt,
13832         lower_bind_expr): Likewise.
13833         * gimplify.c (gimple_tree_eq, push_gimplify_context,
13834         pop_gimplify_context, gimple_pop_condition, create_tmp_var,
13835         declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
13836         mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
13837         gimplify_case_label_expr, gimplify_exit_block_expr,
13838         canonicalize_component_ref, gimplify_compound_lval,
13839         gimplify_self_mod_expr, gimplify_call_expr,
13840         gimplify_init_ctor_eval, gimplify_init_constructor,
13841         gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
13842         gimplify_expr, check_pointer_types_r,
13843         force_gimple_operand): Likewise.
13844         * global.c (global_alloc, build_insn_chain): Likewise.
13845         * graph.c (clean_graph_dump_file,
13846         finish_graph_dump_file): Likewise.
13847         gcov-io.c (gcov_open): Use GCOV_CHECK.
13849 2004-09-09  Richard Sandiford  <rsandifo@redhat.com>
13851         * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
13853 2004-09-09  Jan Hubicka  <jh@suse.cz>
13855         middle-end/17128
13856         * tree-inline.c (expand_call_inline): Make overactive sanity check
13857         happy.
13859 2004-09-09  Jan Hubicka  <jh@suse.cz>
13861         * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
13862         VIEW_CONVERT_EXPR.
13864 2004-09-09  Nathan Sidwell  <nathan@codesourcery.com>
13866         * Makefile.in (gengtype): Use $(BUILD_ERRORS).
13867         (gengtype.o): Depend on errors.h.
13868         * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
13869         (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
13870         attr_alt_subset_p, attr_alt_subset_of_compl_p,
13871         attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
13872         write_test_expr, write_attr_value, write_eligible_delay,
13873         make_internal_attr, make_numeric_value): Likewise.
13874         * genautomata.c (regexp_name, get_str_vect,
13875         gen_presence_absence_set, automaton_decl_hash,
13876         automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
13877         decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
13878         process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
13879         test_unit_reserv, it_is_empty_reserv_sets,
13880         reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
13881         reserv_sets_and, output_cycle_reservs, get_free_state,
13882         intersected_state_reservs_p, states_union, remove_arc,
13883         copy_insn_regexp, transform_1, transform_2, transform_3,
13884         regexp_transform_func, store_alt_unit_usage,
13885         check_regexp_units_distribution, process_seq_for_forming_states,
13886         process_alts_for_forming_states, make_automaton,
13887         form_arcs_marked_by_insn, create_composed_state,
13888         set_out_arc_insns_equiv_num, partition_equiv_class,
13889         process_insn_equiv_class, set_insn_equiv_classes,
13890         units_to_automata_heuristic_distr, form_regexp,
13891         longest_path_length, output_dfa_max_issue_rate, add_vect,
13892         out_state_arcs_num, add_vect_el, output_trans_table,
13893         output_state_alts_table, output_dead_lock_vect,
13894         output_max_insn_queue_index_def,
13895         output_min_insn_conflict_delay_func,
13896         output_internal_insn_latency_func, output_print_reservation_func,
13897         output_cpu_unit_reservation_p, output_state_arcs,
13898         make_insn_alts_attr, make_internal_dfa_insn_code_attr,
13899         make_default_insn_latency_attr,
13900         form_important_insn_automata_lists): Likewise.
13901         * genemit.c (gen_exp, output_add_clobbers,
13902         output_added_clobbers_hard_reg_p): Likewise.
13903         * genextract.c (print_path, main): Likewise.
13904         * genflags.c (gen_macro): Likewise.
13905         * gengenrtl.c: Include errors.h
13906         (type_from_format, accessor_from_format): Likewise.
13907         * gengtype.c (get_file_basename, output_mangled_typename,
13908         walk_type, write_types_process_field,
13909         write_types_local_process_field): Likewise.
13910         * genmodes.c (complete_mode): Likewise.
13911         * genopinit.c (gen_insn): Likewise.
13912         * genoutput.c (output_insn_data, check_constraint_len,
13913         constraint_len): Likewise.
13914         * genpreds.c (add_mode_tests):Likewise.
13915         * gen-protos.c (add_hash): Likewise.
13916         * genrecog.c (find_operand, find_matching_operand,
13917         validate_pattern, add_to_sequence, maybe_both_true,
13918         nodes_identical_1, merge_trees, write_switch, write_cond,
13919         write_action, is_unconditional, make_insn_sequence,
13920         debug_decision_2): Likewise.
13921         * gensupport.c (is_predicable, collect_insn_data,
13922         alter_predicate_for_insn, maybe_eval_c_test): Likewise.
13924 2004-09-09  Jan Hubicka  <jh@suse.cz>
13926         * basic-block.h (guess_outgoing_edge_probabilities): Declare.
13927         * cfgbuild.c (compute_outgoing_frequencies): When probability is
13928         missing, guess it.
13929         (find_many_sub_basic_blocks): Do update profile only when it is
13930         present.
13931         * predict.c (set_even_probabilities): Break out from ...
13932         (combine_predictions_for_insn): ... here; deal with
13933         !can_predict_insn_p insns.
13934         (combine_predictions_for_bb): Use set_even_probabilities.
13935         (bb_estimate_probability_locally): Break out from ....
13936         (estimate_probability): ... here.
13937         (guess_outgoing_edge_probabilities): New entry point.
13939 2004-09-09  Nathan Sidwell  <nathan@codesourcery.com>
13941         * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
13942         handle_braces, process_brace_body, main, used_arg,
13943         set_multilib_dir, print_multilib_info): Use fatal, not abort.
13945         * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
13947         * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
13948         * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
13949         Morgan's theorem in last checkin.
13951 2004-09-09  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
13952             Nathan Sidwell  <nathan@codesourcery.com>
13954         * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
13955         Use gcc_assert, gcc_unreachable & internal_error instead of abort.
13956         * timevar.c (timevar_push, timevar_pop, timevar_start,
13957         timevar_stop): Likewise.
13958         * toplev.c (default_pch_valid_p): Likewise.
13959         * tracer.c (tail_duplicate): Likewise.
13960         * tree-alias-common.c (get_alias_var_decl,
13961         get_values_from_constructor, create_alias_var, delete_alias_vars,
13962         empty_points_to_set, same_points_to_set, ptr_may_alias_var):
13963         Likewise.
13964         * tree.c (tree_size, make_node_stat, copy_node_stat,
13965         build_int_cst_wide, integer_all_onesp, list_length, chainon,
13966         tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
13967         substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
13968         build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
13969         lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
13970         build_method_type_directly, decl_type_context, get_callee_fndecl,
13971         get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
13972         tree_fold_gcd): Likewise.
13973         * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
13974         make_cond_expr_edges, group_case_labels, tree_merge_blocks,
13975         cleanup_control_expr_graph, find_taken_edge,
13976         find_taken_edge_switch_expr, phi_alternatives_equal,
13977         is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
13978         stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
13979         tree_split_edge, tree_verify_flow_info, thread_jumps,
13980         tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
13981         * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
13982         chrec_fold_multiply_poly_poly): Likewise.
13983         * tree-complex.c (extract_component, expand_complex_division,
13984         expand_complex_comparison, expand_complex_operations_1,
13985         build_replicated_const, expand_vector_operations_1): Likewise.
13986         * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
13987         build_classic_dir_vector): Likewise.
13988         * tree-dfa.c (compute_immediate_uses_for_phi,
13989         compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
13990         create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
13991         * tree-dump.c (dequeue_and_dump): Likewise.
13992         * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
13993         record_in_finally_tree, replace_goto_queue_1,
13994         maybe_record_in_goto_queue, verify_norecord_switch_expr,
13995         do_return_redirection): Likewise.
13996         * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
13997         add_to_dst_predicate_list, find_phi_replacement_condition,
13998         replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
13999         Likewise.
14000         * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
14001         initialize_inlined_parameters, declare_return_variable,
14002         estimate_num_insns_1, expand_call_inline, expand_calls_inline,
14003         optimize_inline_calls, copy_tree_r): Likewise.
14004         * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
14005         ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
14006         * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
14007         tsi_split_statement_list_after, tsi_split_statement_list_before):
14008         Likewise.
14009         * tree-mudflap.c (mf_varname_tree): Likewise.
14010         * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
14011         lookup_tramp_for_decl, convert_all_function_calls): Likewise.
14012         * tree-optimize.c (tree_rest_of_compilation): Likewise.
14013         * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
14014         coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
14015         free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
14016         Likewise.
14017         * tree-phinodes.c (resize_phi_node, add_phi_arg,
14018         remove_all_phi_nodes_for): Likewise.
14019         * tree-pretty-print.c (op_prio, print_call_name): Likewise.
14020         * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
14021         tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
14022         * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
14023         sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
14024         generate_one_element_ref, generate_element_copy,
14025         generate_element_zero, scalarize_copy, scalarize_init,
14026         scalarize_ldst): Likewise.
14027         * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
14028         add_may_alias, add_pointed_to_expr, add_pointed_to_var,
14029         collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
14030         * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
14031         * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
14032         set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
14033         widen_bitfield, ccp_fold_builtin): Likewise.
14034         * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
14035         replace_exp_1, propagate_tree_value): Likewise.
14036         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
14037         * tree-ssa-dce.c (set_control_dependence_map_bit,
14038         find_control_dependence, find_pdom, mark_operand_necessary,
14039         mark_stmt_if_obviously_necessary,
14040         mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
14041         * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
14042         simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
14043         eliminate_redundant_computations, avail_expr_eq): Likewise.
14044         * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
14045         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
14046         duplicate_blocks): Likewise.
14047         * tree-ssa-loop-im.c (for_each_index, set_level,
14048         is_call_clobbered_ref): Likewise.
14049         * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
14050         stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
14051         find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
14052         peel_address, ptr_difference_cost, may_replace_final_value,
14053         determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
14054         rewrite_use, rewrite_uses): Likewise.
14055         * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14056         check_loop_closed_ssa_use): Likewise.
14057         * tree-ssanames.c (make_ssa_name): Likewise.
14058         * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
14059         finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
14060         get_stmt_operands, get_expr_operands, get_asm_expr_operands,
14061         get_indirect_ref_operands, add_stmt_operand): Likewise.
14062         * tree-ssa-pre.c (value_exists_in_set_bitmap,
14063         value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
14064         phi_translate, valid_in_set, compute_antic,
14065         find_or_generate_expression, create_expression_by_pieces, insert_aux,
14066         create_value_expr_from, eliminate): Likewise.
14067         * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
14068         * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
14069         Likewise.
14070         * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
14071         eliminate_tail_call): Likewise.
14072         * tree-vectorizer.c (vect_create_index_for_array_ref,
14073         vect_align_data_ref, vect_create_data_ref,
14074         vect_create_destination_var, vect_get_vec_def_for_operand,
14075         vect_finish_stmt_generation, vect_transform_stmt,
14076         vect_transform_loop_bound, vect_transform_loop,
14077         vect_analyze_operations): Likewise.
14078         * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
14079         Likewise.
14080         * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
14081         get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
14082         bsi_after_labels, bsi_last): Likewise.
14083         * tree-ssa-live.c (var_union, change_partition_var,
14084         create_ssa_var_map, calculate_live_on_entry, root_var_init,
14085         type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
14086         Likewise.
14087         * tree-ssa-live.h (partition_is_global, live_entry_blocks,
14088         tpa_find_tree): Likewise.
14089         (register_ssa_partition_check): Declare.
14090         (register_ssa_partition): use it.
14091         * tree-ssa-live.c: Include errors.h.
14092         (register_ssa_partition_check): New.
14093         * tree-ssa-operands.c: Include errors.h.
14094         * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
14096 2004-09-09  Richard Sandiford  <rsandifo@redhat.com>
14097             Catherine Moore  <clm@redhat.com>
14099         * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
14100         (FRV_CPU_FR405): New processor enums.
14101         (frv_issue_rate, frv_acc_group): Declare.
14102         * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
14103         (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
14104         (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
14105         (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
14106         (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
14107         handled by CPP_SPEC.
14108         (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
14109         (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
14110         (ACC_MASK): New macro.
14111         (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
14112         (TARGET_MEDIA_FR450): New macro.
14113         (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
14114         (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
14115         (LABEL_ALIGN_AFTER_BARRIER): Define.
14116         (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
14117         (IACC_FIRST, IACC_LAST): New pair of SPRs.
14118         (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
14119         (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
14120         (REGISTER_NAMES): Add entries for new registers.
14121         (REG_CLASS_CONTENTS): Update for new register ranges.
14122         (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
14123         (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
14124         (PACKING_FLAG_USED_P): Delete.
14125         (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
14126         (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
14127         (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
14128         (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
14129         (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
14130         (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
14131         (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
14132         (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
14133         (CPU_UNITS_QUERY): Define to 1.
14134         * config/frv/frv.c: Include gt-frv.h
14135         (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
14136         (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
14137         (frv_insn_group): New enumeration.
14138         (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
14139         (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
14140         (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
14141         (REGSTATE_CONDJUMP): Delete.  Shuffle other numbers to cover the
14142         gap left by REGSTATE_LIVE.
14143         (regstate_t): New typedef.
14144         (TARGET_MACHINE_DEPENDENT_REORG): Define.
14145         (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
14146         (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
14147         Initialize frv_unit_codes[] and frv_type_to_unit[].
14148         (frv_conditional_register_usage): Remove redundant fixing of
14149         accumulator registers.
14150         (frv_insn_packing_flag): Update specification.
14151         (frv_function_prologue): Don't set frv_insn_packing_flag here.
14152         Zero out frv_nops[].
14153         (frv_expand_epilogue): Remove comments about the no-longer-present
14154         SIBCALL_P argument.
14155         (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
14156         PACKING_FLAG_USED_P() when deciding whether to pack instructions.
14157         (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
14158         of the new meaning of frv_insn_packing_flag.  Emit an mnop.p if
14159         packing is disabled and if INSN can only issue to M1.
14160         (call_operand): Check TARGET_LONG_CALLS.
14161         (acc_operand, even_acc_operand, quad_acc_operand)
14162         (accg_operand): Simplify.  Don't accept pseudo registers.
14163         (output_move_single): Handle SPR<-zero moves.
14164         (frv_issue_rate): Make non-static.  Handle FRV_CPU_{FR550,FR450,FR405}.
14165         (frv_registers_update, frv_registers_used_p): Delete.
14166         (frv_registers_set_p): Delete.
14167         (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
14168         (frv_issues_to_branch_unit_p): New function.
14169         (frv_packet): New structure.
14170         (frv_cond_flags, frv_regstate_conflict_p): New functions.
14171         (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
14172         (frv_registers_update_1, frv_registers_update): New functions.
14173         (frv_start_packet, frv_start_packet_block, frv_finish_packet)
14174         (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
14175         (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
14176         (frv_sort_insn_group, frv_reorder_packet): New functions.
14177         (frv_pack_insns): Use frv_reorder_packet.
14178         (frv_packet_address): New variable.
14179         (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
14180         (frv_register_nop, frv_reorg): New functions.
14181         (bdesc_1arg): Add __SCUTSS.
14182         (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
14183         __SUBSS, __SLASS and __SCAN.
14184         (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
14185         (bdesc_int_void2arg, bdesc_prefetches): New arrays.
14186         (frv_init_builtins): Register the above builtins.
14187         (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
14188         registers.  Turn the referenced accumulators into global registers.
14189         (frv_read_iacc_argument): New function.
14190         (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
14191         (frv_split_iacc_move): New function.
14192         (frv_expand_builtin): Handle the new builtins.
14193         * config/frv/frv.md: Replace old schedulers with new order-independent
14194         ones.  Add schedulers for the FR405, FR450 and FR550.  Describe new
14195         packing algorithm.
14196         (cpu): Add fr550, fr450 and fr405.
14197         (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
14198         mqshift.  Replace fmas with fsmadd and fmad with fdmadd.  Delete m7.
14199         (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
14200         (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
14201         (fnop, mnop): New patterns.
14202         (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
14203         New constants.
14204         (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
14205         (mclracca8): Use ACC_MASK to determine the upper set of accumulator
14206         registers.
14207         (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
14208         (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
14209         (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
14210         (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
14211         (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
14212         (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
14213         (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
14214         (frv_prefetch0, frv_prefetch): New patterns.
14215         * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
14216         -mcpu=simple.  Add -mcpu=fr550.
14217         (MULTILIB_DIRNAMES): Update accordingly.
14218         (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
14219         -mcpu=fr450.
14220         * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
14221         -mlong-calls and -malign-labels options for FR-V.
14223 2004-09-09  Joseph S. Myers  <jsm@polyomino.org.uk>
14225         PR c/8420
14226         * c-tree.h (struct c_declspecs): New.
14227         (struct c_declarator, struct c_type_name, struct c_parm): Update
14228         element types.
14229         (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
14230         start_function, start_decl, build_c_parm,
14231         make_pointer_declarator): Update prototypes.
14232         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
14233         declspecs_add_scspec, declspecs_add_attrs): New.
14234         (split_specs_attrs): Remove.
14235         * c-parse.in (%union): Add dsptype.
14236         (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
14237         declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
14238         declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
14239         declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
14240         declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
14241         declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
14242         declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
14243         declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
14244         declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
14245         declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
14246         maybe_type_quals_attrs): Change to dsptype.
14247         (struct c_declspec_stack): New.
14248         (current_declspecs, declspec_stack): Change type.
14249         (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
14250         structures.
14251         (extdefs): Likewise.
14252         (setspecs): Likewise.
14253         (fndef): Use current_declspecs for empty declspecs list.
14254         (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
14255         declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
14256         declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
14257         declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
14258         declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
14259         declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
14260         declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
14261         declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
14262         structures and helper functions.  Update comments.
14263         (typespec_nonattr): Correct comment.
14264         (maybe_type_quals_attrs, typename): Update to new structures.
14265         * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
14266         shadow_tag, shadow_tag_warned, start_function, start_decl,
14267         build_c_parm, make_pointer_declarator,
14268         set_array_declarator_inner, groktypename): Update to new
14269         structures.
14270         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
14271         declspecs_add_scspec, declspecs_add_attrs): New.
14272         (split_specs_attrs): Remove.
14273         (shadow_tag_warned): Make warning for useless type names a
14274         pedwarn.  Give hard error for long, short, signed, unsigned or
14275         _Complex used with struct, union or enum in empty declaration.
14276         Make found_tag a bool.
14277         (grokdeclarator): Remove checks now done at parse time.
14279 2004-09-09  Joseph S. Myers  <jsm@polyomino.org.uk>
14281         * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
14282         c_declarator, struct c_type_name, struct c_parm): New.
14283         (build_array_declarator, set_array_declarator_inner,
14284         get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
14285         start_function, start_decl, build_c_parm, build_attrs_declarator,
14286         build_function_declarator, make_pointer_declarator, c_cast_expr,
14287         store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
14288         (build_id_declarator): New.
14289         * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
14290         structures.
14291         * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
14292         ARG_INFO_OTHERS): Remove.
14293         (build_id_declarator): New.
14294         (build_array_declarator, set_array_declarator_inner, groktypename,
14295         start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
14296         grokfield, start_function, store_parm_decls_newstyle,
14297         store_parm_decls_oldstyle, store_parm_decls,
14298         build_c_parm, build_attrs_declarator, build_function_declarator,
14299         make_pointer_declarator, grokdeclarator): Update to new
14300         structures.
14301         * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
14302         parmtype.
14303         (declarator, notype_declarator, after_type_declarator,
14304         parm_declarator, parm_declarator_starttypename,
14305         parm_declarator_nostarttypename, array_declarator, typename,
14306         absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
14307         absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
14308         parmlist_1, parmlist_2, parmlist_or_identifiers,
14309         parmlist_or_identifiers_1): Use these types.
14310         (primary, after_type_declarator, parm_declarator_starttypename,
14311         notype_declarator, component_decl, component_declarator,
14312         component_notype_declarator, typename, absdcl,
14313         absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
14314         parmlist_2, parmlist_or_identifiers_1): Update to new structures.
14316 2004-09-09  Joseph S. Myers  <jsm@polyomino.org.uk>
14318         * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
14319         in_typeof, record_maybe_used_decl, pop_maybe_used,
14320         c_expr_sizeof_expr, c_expr_sizeof_type): New.
14321         * c-decl.c (parser_obstack): New.
14322         (c_init_decl_processing): Initialize parser_obstack.
14323         (c_write_global_declarations_1): Check for used but undefined
14324         static functions.
14325         * c-parse.in (%union): Add otype.
14326         (save_obstack_position): New.
14327         (extdefs): Use it.
14328         (unary_expr): Update in_sizeof and in_alignof.  Use
14329         c_expr_sizeof_expr and c_expr_sizeof_type.
14330         (sizeof): Update in_sizeof.
14331         (alignof): Update in_alignof.
14332         (typeof): Update in_typeof.
14333         (typespec_nonreserved_nonattr): Call pop_maybe_used.
14334         * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
14335         maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
14336         pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
14337         (build_external_ref): Set C_DECL_USED or call
14338         record_maybe_used_decl if appropriate.
14339         * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
14341 2004-09-08  Eric Christopher  <echristo@redhat.com>
14343         * builtins.c: Fix prototype for fold_builtin_atan.
14345 2004-09-08  Eric Christopher  <echristo@redhat.com>
14347         * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
14348         fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
14349         fold_builtin_atan): New functions. Migrate function bodies...
14350         (fold_builtin_1): ... from here.
14352 2004-09-09  Alan Modra  <amodra@bigpond.net.au>
14354         * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
14355         save_size.
14357 2004-09-08  David Edelsohn  <edelsohn@gnu.org>
14359         * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
14360         * config/rs6000/power5.md (power5-lmul): Same.
14362 2004-09-08  Richard Henderson  <rth@redhat.com>
14364         PR rtl-opt/17186
14365         * function.c (expand_function_end): Have fall-off-the-end
14366         return path jump around return register setup.
14368 2004-09-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
14370         * config/sparc/sparc.c (sparc_indent_opcode): New variable.
14371         (output_return): Do not test for the presence of the 'unimp' insn.
14372         Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
14373         as predicates instead of custom ones.  Return raw strings when
14374         possible.
14375         (output_sibcall): Likewise.  Concatenate strings.
14376         (output_ubranch): Remove kludge for TurboSPARC.
14377         (output_cbranch): Remove 'noop' parameter.  Do not output 'nop'.
14378         (output_v9branch): Likewise.
14379         (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
14380         <#>: Set sparc_indent_opcode if the delay slot is filled.
14381         <(>: Likewise.
14382         <)>: New operand to emit the displacement from the saved PC on return.
14383         <@>: Remove.
14384         * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
14385         (ASM_OUTPUT_OPCODE): New macro.
14386         (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
14387         * config/sparc/sparc.md (normal_branch, inverted_branch,
14388         normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
14389         inverted_fpe_branch): Adjust call to output_cbranch.
14390         (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
14391         call to output_v9branch.
14392         * config/sparc/sparc-protos.h (output_cbranch): Adjust.
14393         (output_v9branch): Likewise.
14395 2004-09-08  Devang Patel  <dpatel@apple.com>
14397         * config/darwin.h  (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
14398         -segs_read_only_addr and -segs_read_write_addr.
14399         (WORD_SWITCH_TAKES_ARG): Same.
14400         (LINK_SPEC): Same.
14401         * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
14402         -segs_read_write_addr.
14404 2004-09-08  Richard Henderson  <rth@redhat.com>
14406         * function.c (reference_callee_copied): New.
14407         (assign_parm_setup_reg): Use it.
14408         * calls.c (initialize_argument_information): Likewise.
14409         (emit_library_call_value_1): Likewise.
14410         * function.h (reference_callee_copied): Declare.
14412         * target.h (struct gcc_target): Add callee_copies.
14413         * target-def.h (TARGET_CALLEE_COPIES): New.
14414         (TARGET_PASS_BY_REFERENCE): Update default.
14415         * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14416         * targhooks.c (hook_callee_copies_named): New.
14417         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
14418         hook_pass_by_reference_false.
14419         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
14420         * targhooks.h: Update decls.
14421         * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
14422         * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14423         * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
14424         * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
14425         * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14426         * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
14427         * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14428         * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
14429         * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14430         * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
14431         (mips_callee_copies): New.
14432         * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14433         * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
14434         * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14435         * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
14436         * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14437         * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
14438         * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14439         * config/sh/sh.c (sh_callee_copies): New.
14440         (TARGET_CALLEE_COPIES): New.
14441         * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14442         * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
14443         * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14444         * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
14445         for FUNCTION_ARG_CALLEE_COPIES.
14446         * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
14448 2004-09-08  Devang Patel  <dpatel@apple.com>
14450         * tree-if-conv.c (find_phi_replacement_condition): Return true
14451         edge block.
14452         (replace_phi_with_cond_modify_expr): Select conditional expr args
14453         based on true edge basic block.
14455 2004-09-08  Jan Hubicka  <jh@suse.cz>
14457         * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
14458         variables being alias set.
14460 2004-09-08  Nathan Sidwell  <nathan@codesourcery.com>
14462         * final.c (shorten_branches, final, get_insn_template,
14463         output_alternate_entry_point, final_scan_insn, alter_subreg,
14464         alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
14465         leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
14466         * fix-header.c (lookup_std_proto): Likewise.
14467         * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
14468         verify_local_live_at_start, update_life_info, mark_reg,
14469         calculate_global_regs_live, allocate_reg_life_data,
14470         init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
14471         ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
14472         attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
14473         * fold-const.c (force_fit_type, div_and_round_double,
14474         may_negate_without_overflow_p, int_const_binop, const_binop,
14475         size_binop, size_diffop, fold_convert_const, fold_convert,
14476         invert_tree_comparison, swap_tree_comparison,
14477         comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
14478         range_binop, make_range, fold_cond_expr_with_comparison,
14479         fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
14480         fold_abs_const, fold_not_const, fold_relational_const, round_up,
14481         round_down): Likewise.
14482         * function.c (find_function_data, assign_stack_temp_for_type,
14483         instantiate_virtual_regs_lossage, aggregate_value_p,
14484         assign_parm_find_entry_rtl, assign_parm_setup_block,
14485         expand_function_start, expand_function_end, keep_stack_depressed,
14486         handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
14488 2004-09-08  Daniel Berlin  <dberlin@dberlin.org>
14490         * Makefile.in (tree-loop-linear.o): Added.
14491         (OBJS-common): Add tree-loop-linear.o
14492         * common.opt: New flag, ftree-loop-linear.
14493         * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
14494         * tree-flow.h: Add prototype for linear_transform_loops.
14495         * tree-optimize.c: Add linear transform after vectorization.
14496         * tree-pass.h: Add struct pass_linear_transform.
14497         * tree-ssa-loop.c: Add pass_linear_transform.
14498         * tree-loop-linear.c: New file.
14499         * lambda-code.c: gcc_assertify.
14500         (gcc_loop_to_lambda_loop): Handle all exit tests.
14501         Handle case where we have (invariant >= induction var).
14502         (find_induction_var_from_exit_cond): Ditto.
14504 2004-09-08  Jie Zhang  <zhangjie@magima.com.cn>
14506         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
14507         memory tag is call clobbered, so are its aliases.
14508         (group_aliases): When two memory tags being grouped, if one is
14509         call clobbered, so are the other and its aliases.
14510         (add_may_alias): Remove call-clobbering stuff.
14511         (replace_may_alias): Likewise.
14512         (merge_pointed_to_info): Merge pt_global_mem
14514 2004-09-08  Jan Hubicka  <jh@suse.cz>
14516         * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
14517         * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
14518         (cgraph_expand_function): Remove stale cgraph edges of currently
14519         compiled function; fix non-unit-at-a-time code copying function
14520         node for later reuse.
14522 2004-09-08  Nathan Sidwell  <nathan@codesourcery.com>
14524         * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
14525         (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
14526         (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
14527         (vec_gc_free, vec_heap_free): New.
14528         * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
14529         (DEF_VEC_P): Add allocator argument. Adjust.
14530         (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
14531         (DEF_VEC_O): Add allocator argument. Adjust.
14532         (VEC(free)): New.
14534         * tree.h (tree): Define a GC'd vector.
14535         * lamba-code.c (lambda_loop): Likewise.
14536         * value-prof.h (histogram_value): Likewise.
14538 2004-09-08  Nathan Sidwell  <nathan@codesourcery.com>
14540         * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
14541         (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
14542         gen_lowpart_common, gen_highpart, gen_highpart_mode,
14543         subreg_highpart_offset, operand_subword, operand_subword_force,
14544         mem_expr_equal_p, set_mem_attributes_minus_bitpos,
14545         set_mem_alias_set, change_address_1, verify_rtx_sharing,
14546         copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
14547         try_split, add_insn_after, add_insn_before, remove_insn,
14548         remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
14549         emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
14550         emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
14551         set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
14552         gen_const_vector_0, emit_copy_of_insn_after): Likewise.
14553         * et-forest.c (set_prev, set_next, et_check_occ_sanity,
14554         record_path_before_1, check_path_after_1, check_path_after): Likewise.
14555         * except.c (gen_eh_region, resolve_one_fixup_region,
14556         remove_unreachable_regions, convert_from_eh_region_ranges_1,
14557         add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
14558         connect_post_landing_pads, sjlj_emit_function_exit,
14559         remove_exception_handler_label, remove_eh_handler,
14560         reachable_next_level, collect_one_action_chain,
14561         output_function_exception_table): Likewise.
14562         * explow.c (trunc_int_for_mode, copy_to_mode_reg,
14563         optimize_save_area_alloca, allocate_dynamic_stack_space,
14564         probe_stack_range, hard_function_value): Likewise.
14565         * expmed.c (mode_for_extraction, store_bit_field,
14566         store_fixed_bit_field, extract_bit_field, expand_shift,
14567         expand_mult_const, expand_mult, choose_multiplier,
14568         expand_mult_highpart, expand_divmod, emit_store_flag,
14569         do_cmp_and_jump): Likewise.
14570         * expr.c (convert_move, convert_modes, move_by_pieces,
14571         move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
14572         move_block_from_reg, gen_group_rtx, emit_group_load,
14573         emit_group_move, emit_group_store, use_reg, use_regs,
14574         can_store_by_pieces, store_by_pieces, store_by_pieces_1,
14575         emit_move_insn, emit_move_insn_1, emit_push_insn,
14576         expand_assignment, store_expr, count_type_elements,
14577         store_constructor, store_field, safe_from_p, expand_var,
14578         expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
14580 2004-09-08  Nathan Sidwell  <nathan@codesourcery.com>
14582         * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
14583         gcc_assert and gcc_unreachable.
14584         * ddg.c (create_ddg_dependence, add_deps_for_def,
14585         add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
14586         * df.c (df_ref_unlink, df_ref_record, df_uses_record,
14587         df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
14588         df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
14589         df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
14590         df_bb_reg_live_end_p, df_bb_regs_lives_compare,
14591         df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
14592         dataflow_set_copy, hybrid_search, diagnostic.c,
14593         diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
14594         * dojump.c (do_jump): Likewise.
14595         * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
14596         compute_dom_fast_query, calculate_dominance_info,
14597         free_dominance_info, get_immediate_dominator,
14598         set_immediate_dominator, get_dominated_by,
14599         redirect_immediate_dominators, nearest_common_dominator,
14600         dominated_by_p, verify_dominators, recount_dominator,
14601         iterate_fix_dominators, add_to_dominance_info,
14602         delete_from_dominance_info): Likewise.
14603         * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
14604         dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
14605         dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
14606         * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
14607         initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
14608         flush_queued_reg_saves, dwarf2out_frame_debug_expr,
14609         dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
14610         output_call_frame_info, output_loc_operands, build_cfa_loc,
14611         decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
14612         AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
14613         AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
14614         splice_child_die, attr_checksum, same_dw_val_p,
14615         break_out_includes, build_abbrev_table, size_of_die, mark_dies,
14616         unmark_dies, value_format, output_loc_list, output_die,
14617         output_pubnames, output_aranges, base_type_die, is_base_type,
14618         modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
14619         mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
14620         field_byte_offset, add_data_member_location_attribute,
14621         add_const_value_attribute, rtl_for_decl_location,
14622         add_location_or_const_value_attribute, add_byte_size_attribute,
14623         add_bit_offset_attribute, add_bit_size_attribute,
14624         add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
14625         decl_start_label, gen_formal_parameter_die,
14626         gen_type_die_for_member, gen_subprogram_die, gen_label_die,
14627         gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
14628         force_decl_die, force_type_die, gen_decl_die,
14629         dwarf2out_imported_module_or_decl, prune_unused_types_prune,
14630         dwarf2out_finish): Likewise.
14632 2004-09-08  Andreas Tobler  <toa@pop.agri.ch>
14634         * Makefile.in (builtins.o): Depend on tree-mudflap.h.
14635         * builtins.c: Include tree-mudflap.h.
14637 2004-09-08  Uros Bizjak  <uros@kss-loka.si>
14639         * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
14640         force operand 0.0 into register in XFmode. Also do not force
14641         operand 0.0 into register if !TARGET_CMOVE.
14642         * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
14643         (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
14644         implement ftst x87 instruction.
14645         (*fp_jcc_7): New insn pattern. Change corresponding split
14646         pattern to handle "general_operand" instead of
14647         "nonimmediate_operand".
14649 2004-09-08  Ben Elliston  <bje@au.ibm.com>
14651         * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
14653 2004-09-07  Frank Ch. Eigler  <fche@redhat.com>
14655         * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
14656         generated from standard va_arg expansion.
14657         * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
14658         marked nodes.
14659         (mf_varname_tree, mf_file_function_line_tree): Add some support
14660         for column numbers if compiled with USE_MAPPED_LOCATION.
14662 2004-09-07  Ziemowit Laski  <zlaski@apple.com>
14664         * c-decl.c (groktypename_in_parm_context): Remove function.
14665         * c-tree.h (groktypename_in_parm_context): Remove prototype.
14667 2004-09-07  Ziemowit Laski  <zlaski@apple.com>
14669         * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
14670         * c-parse.in: Include c-common.h instead of objc-act.h.
14671         (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
14672         myparms, myparm): Remove %type declarations.
14673         (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
14674         objc_typename, objc_try_catch_stmt, optellipsis): Add %type
14675         declarations.
14676         (objc_inherit_code, objc_public_flag): Remove.
14677         (typespec_nonreserved_nonattr): Call
14678         objc_get_protocol_qualified_type() instead of get_static_reference()
14679         and get_protocol_reference().
14680         (stmt_nocomp): Call grokparm() on @catch parameter.
14681         (objcdef): Move semantic action to objc_finish_implementation().
14682         (classdef): Move semantic action to objc_start_class_interface(),
14683         objc_continue_interface(), objc_finish_interface(),
14684         objc_start_class_implementation(), objc_continue_implementation(),
14685         objc_start_category_interface() and
14686         objc_start_category_implementation().
14687         (protocoldef): Move semantic actions to objc_start_protocol() and
14688         objc_finish_interface().
14689         (ivar_decl_list): Remove nonterminal.
14690         (visibility_spec): Move semantic actions to objc_set_visibility().
14691         (ivar_decls): Remove assignment to $$.
14692         (ivar_decl): Rephrase in terms of component_decl; call
14693         objc_add_instance_variable().
14694         (ivars, ivar_declarator): Remove nonterminals.
14695         (opt_semi): New nonterminal.
14696         (methodtype): Remove semantic actions.
14697         (methoddef): Move semantic actions to objc_set_method_type(),
14698         objc_start_method_definition() and objc_finish_method_definition().
14699         (methodproto): Move semantic actions to objc_set_method_type() and
14700         objc_add_method_declaration().
14701         (methoddecl): Use objc_typename instead of typename; move semantic
14702         actions to objc_build_method_signature().
14703         (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
14704         (optparmlist): Express in terms of optparms and optellipsis.
14705         (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
14706         nonterminals.
14707         (keyworddecl): Use objc_typename instead of typename.
14708         (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
14709         and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
14711 2004-09-08  Alan Modra  <amodra@bigpond.net.au>
14713         * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
14714         (MD_FALLBACK_FRAME_STATE_FOR): Update.
14715         * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
14716         (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
14717         (MD_FROB_UPDATE_CONTEXT): Remove default.
14718         (uw_update_context_1): Instead #ifdef invocation.
14719         * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
14720         (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
14721         * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
14722         (MD_UNWIND_SUPPORT): Undefine this instead.
14723         * config/i386/gnu.h: Likewise.
14724         * config/alpha/linux-unwind.h: New file, macro converted to
14725         function, extracted from..
14726         * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
14727         (MD_UNWIND_SUPPORT): Define.
14728         * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
14729         * config/i386/linux-unwind.h, config/i386/linux.h,
14730         config/i386/linux64.h: Likewise.
14731         * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
14732         MD_HANDLE_UNWABI too.
14733         * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
14734         * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
14735         * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
14736         * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
14737         * config/sparc/linux-unwind.h, config/sparc/linux.h,
14738         config/sparc/linux64.h: Likewise.
14739         * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
14740         SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
14741         * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
14742         config/rs6000/linux64.h: Likewise.  Split out get_sigcontext
14743         function.  Use ARG_POINTER_REGNUM for 32-bit temp reg too.
14745 2004-09-07  Jan Hubicka  <jh@suse.cz>
14747         * cse.c (fold_rtx):  Avoid building of
14748         (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
14750         * tree-ssa-pre.c (grand_bitmap_obstack): New.
14751         (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
14752         (init_pre): Initialize obstack.
14753         (fini_pre): Free obstack.
14755 2004-09-07  David Daney  <ddaney@avtrex.com>
14757         * config.gcc: Added support for --with-divide=[breaks|traps] for
14758         mips targets.
14759         * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
14760         (TARGET_DIVIDE_TRAPS): New macro.
14761         (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
14762         (OPTION_DEFAULT_SPECS): Added --with-divide= support.
14763         * config/mips/mips.c (mips_idiv_insns): Generate proper count on
14764         GENERATE_DIVIDE_TRAPS.
14765         (mips_output_division): Emit conditional trap if
14766         GENERATE_DIVIDE_TRAPS is set.
14767         * doc/install.texi: Document --with-divide.
14768         * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
14770 2004-09-07  Caroline Tice  <ctice@apple.com>
14772         * cfgrtl.c (rtl_verify_flow_info_1):  Add new edge flag,
14773         EDGE_CROSSING, to flags test case.
14775 2004-09-07  Jan Hubicka  <jh@suse.cz>
14777         * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
14778         class too.
14780 2004-09-07  Nathan Sidwell  <nathan@codesourcery.com>
14782         * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
14783         cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
14784         make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
14785         or gcc_unreachable.
14786         * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
14787         remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
14788         alloc_aux_for_edges, free_aux_for_edges): Likewise.
14789         * cfgcleanup.c (try_forward_edges,
14790         merge_blocks_move_predecessor_nojumps,
14791         merge_blocks_move_successor_nojumps): Likewise.
14792         * cfgexpand.c (expand_gimple_cond_expr,
14793         expand_gimple_tailcall): Likewise.
14794         * cfghooks.c (duplicate_block): Likewise.
14795         * cfglayout.c (record_effective_endpoints,
14796         insn_locators_initialize, change_scope, fixup_reorder_chain,
14797         verify_insn_chain, fixup_fallthru_exit_predecessor,
14798         duplicate_insn_chain, cfg_layout_finalize): Likewise.
14799         * cfgloopanal.c (check_irred): Likewise.
14800         * cfgloop.c (superloop_at_depth, flow_loops_free,
14801         flow_loop_entry_edges_find, flow_loops_find,
14802         flow_loop_outside_edge_p, get_loop_body,
14803         get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
14804         get_loop_exit_edges, num_loop_branches, cancel_loop,
14805         verify_loop_structure): Likewise.
14806         cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
14807         duplicate_loop_to_header_edge, create_preheader,
14808         create_loop_notes): Likewise.
14809         * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
14810         edirect_branch_edge, force_nonfallthru_and_redirect,
14811         rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
14812         commit_edge_insertions, commit_edge_insertions_watch_calls,
14813         purge_dead_edges, cfg_layout_redirect_edge_and_branch,
14814         cfg_layout_redirect_edge_and_branch_force,
14815         cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
14816         * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
14817         cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
14818         cgraph_varpool_node): Likewise.
14819         * cgraphunit.c (cgraph_finalize_function,
14820         cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
14821         cgraph_expand_function, cgraph_remove_unreachable_nodes,
14822         cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
14823         cgraph_mark_inline, cgraph_expand_all_functions,
14824         cgraph_build_static_cdtor): Likewise.
14825         * combine.c  (do_SUBST, try_combine, subst, combine_simplify_rtx,
14826         simplify_logical, distribute_notes, insn_cuid): Likewise.
14827         * conflict.c (conflict_graph_add, print_conflict): Likewise.
14828         * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
14829         coverage_checksum_string): Likewise.
14830         * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
14831         hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
14832         cse_cc_succs, cse_condition_code_reg): Likewise.
14833         * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
14834         rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
14835         new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
14836         cselib_record_set): Likewise.
14838 2004-09-07  Jan Hubicka  <jh@suse.cz>
14840         * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
14842 2004-09-07  Nathan Sidwell  <nathan@codesourcery.com>
14844         * builtins.c (fold_builtin_strchr): Use build_int_cst, not
14845         fold_convert.
14846         (fold_builtin_strpbrk): Likewise.
14847         * expr.c (array_ref_low_bound): Likewise.
14848         * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
14849         interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
14850         * tree-sra.c (generate_element_zero): Likewise.
14851         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
14852         * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
14853         add_old_iv_candidates, add_iv_candidates): Likewise.
14854         * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
14856 2004-09-07  Nathan Sidwell  <nathan@codesourcery.com>
14858         * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
14859         * c-common.c (c_type_hash, c_common_nodes_and_builtins,
14860         c_expand_expr, boolean_increment, nonnull_check_p,
14861         check_function_arguments_recurse, fold_offsetof_1): Likewise.
14862         * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
14863         builtin_define_type_max): Likewise.
14864         * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
14865         implicit_decl_warning, builtin_function, build_compound_literal,
14866         complete_array_type, grokdeclarator, get_parm_info,
14867         start_function, store_parm_decls_oldstyle,
14868         c_write_global_declarations): Likewise.
14869         * c-format.c (get_constant, decode_format_attr,
14870         maybe_read_dollar_number, get_flag_spec, check_format_arg,
14871         check_format_types, format_type_warning,
14872         find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
14873         init_dynamic_diag_info, handle_format_attribute): Likewise.
14874         * c-gimplify.c (push_context, pop_context, finish_bc_block):
14875         * c-lex.c (c_lex_with_flags, lex_string): Likewise.
14876         * c-objc-common.c (c_tree_printer): Likewise.
14877         * c-pch.c (pch_init): Likewise.
14878         * c-pragma.c (maybe_apply_pragma_weak): Likewise.
14879         * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
14880         * c-typeck.c (c_incomplete_type_error, composite_type,
14881         common_pointer_type, common_type, same_translation_unit_p,
14882         tagged_types_tu_compatible_p, finish_init, pop_init_level,
14883         set_designator, set_nonincremental_init_from_string,
14884         process_init_element, c_finish_if_stmt): Likewise.
14885         * caller-save.c (init_caller_save, save_call_clobbered_regs,
14886         insert_restore, insert_save, insert_one_insn): Likewise.
14887         * calls.c (emit_call_1, compute_argument_block_size,
14888         precompute_arguments, expand_call, emit_library_call_value_1,
14889         store_one_arg): Likewise.
14891 2004-09-07  Nathan Sidwell  <nathan@codesourcery.com>
14893         * configure.ac (enable-checking): Add release option. Reorganize
14894         to avoid repetition.
14895         * configure: Rebuilt.
14896         * doc/install.texi (enable-checking): Amend documentation.
14898 2004-09-06  H.J. Lu  <hongjiu.lu@intel.com>
14900         PR bootstrap/17313
14901         * Makefile.in (specs.ready): Depend on cc1$(exeext).
14903 2004-09-06  James E Wilson  <wilson@specifixinc.com>
14905         * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
14906         movdf_hardfloat_32bit): Split fG into two alternatives.
14907         (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
14909         * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
14911 2004-09-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
14913         * final.c (output_in_slot): Delete.
14914         (final_scan_insn): Revert 2004-09-03 change.
14915         (output_asm_insn): Likewise.
14916         * config/sparc/sparc.c (output_return): Likewise.
14917         (output_sibcall): Likewise.
14919 2004-09-06  Jan Hubicka  <jh@suse.cz>
14921         * loop.c (loop_dump_aux): Do not print RTL when not available.
14922         * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
14923         frontend specific type nodes.
14924         (produce_memory_decl_rtl): Break out from ...
14925         (prepare_decl_rtl): ... here.  Handle ADDR_EXPR correctly.
14926         (get_computation_at): Avoid random tree sharing.
14927         (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
14929 2004-09-06  Zack Weinberg  <zack@codesourcery.com>
14931         * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
14932         unnecessary commands.
14934 2004-09-06  Mohan Embar  <gnustuff@thisiscool.com>
14936         * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
14937         (bitmap.o): Likewise.
14939 2004-09-06  Paolo Bonzini  <bonzini@gnu.org>
14941         Unify the management of RTL and tree-level dump files.
14943         * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
14944         Don't print function name to the dump file, the pass manager
14945         would do this for us. Add code from the top of
14946         rest_of_compilation, up to the initial RTL dump.
14947         * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
14948         close the DFI_sibling dump file.
14949         (rest_of_compilation): Don't do that here.  Remove code up to the
14950         initial RTL dump.
14951         (init_optimization_passes): Remove.
14952         (pass_rest_of_compilation): Change pass name to NULL.
14953         * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
14954         Do not call init_optimization_passes.
14955         * toplev.h (init_optimization_passes): Remove.
14957         * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14958         finish_graph_dump_file): Remove SUFFIX parameter.
14959         * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
14960         finish_graph_dump_file): Likewise.
14962         * tree-pass.h (struct tree_opt_pass): Add `letter' field.
14963         * cfgexpand.c (pass_expand): Adjust.
14964         * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
14965         * passes.c (pass_rest_of_compilation): Adjust.
14966         * predict.c (pass_profile): Adjust.
14967         * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
14968         * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
14969         pass_split_crit_edges, pass_warn_function_return): Adjust.
14970         * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
14971         * tree-dfa.c (pass_referenced_vars): Adjust.
14972         * tree-eh.c (pass_lower_eh): Adjust.
14973         * tree-if-conv.c (pass_build_ssa): Adjust.
14974         * tree-into-ssa.c (pass_build_ssa): Adjust.
14975         * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
14976         * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
14977         * tree-nrv.c (pass_nrv): Adjust.
14978         * tree-optimize.c (pass_gimple, pass_all_optimizations,
14979         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
14980         pass_init_datastructures): Adjust.
14981         * tree-outof-ssa.c (pass_del_ssa): Adjust.
14982         * tree-profile.c (pass_tree_profile): Adjust.
14983         * tree-sra.c (pass_sra): Adjust.
14984         * tree-ssa-alias.c (pass_may_alias): Adjust.
14985         * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
14986         * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
14987         * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
14988         * tree-ssa-dom.c (pass_dominator): Adjust.
14989         * tree-ssa-dse.c (pass_dse): Adjust.
14990         * tree-ssa-forwprop.c (pass_forwprop): Adjust.
14991         * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
14992         * tree-ssa-loop-ch.c (pass_ch): Adjust.
14993         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
14994         pass_loop_done, pass_complete_unroll, pass_iv_canon,
14995         pass_iv_optimize, pass_vectorize): Adjust.
14996         * tree-ssa-phiopt.c (pass_phiopt): Adjust.
14997         * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
14998         * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
14999         pass_late_warn_uninnitialized): Adjust.
15000         * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
15002         * Makefile.in (tree-dump.o): Add new dependencies.
15003         * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
15004         * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
15005         Likewise.
15006         * toplev.c (dump_file_name): New.
15007         * tree-dump.c (dump_enable_all): Add LETTER parameter.
15008         (struct dump_file_info): Add NUM and LETTER fields.
15009         (dump_files): Adjust and add RTL dump files.
15010         (dump_register): Add NUM and LETTER fields.
15011         (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
15012         (dump_begin): Use get_dump_file_name.
15013         (dump_switch_p_1): Adjust call to dump_enable_all.
15014         * tree-dump.h (dump_register): Adjust prototype.
15015         * tree-optimize.c (register_one_dump_file): Take dump file index.
15016         Support flags for RTL dumps.
15017         (register_dump_files): Fill in NUM field of struct dump_file_info.
15018         Track properties both when the gate is executed and when it is not.
15019         (execute_todo): Dump RTL.  Add PROPERTIES parameter.
15020         (execute_one_pass): Pass properties to execute_todo.  Handle VCG
15021         dumps of RTL.
15022         * tree-pass.h (dump_file_name): New.
15023         * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
15024         New.
15026         * Makefile.in (passes.o): Add new dependencies.
15027         * passes.c (struct dump_file_info, enum dump_file_index,
15028         dump_file_tbl, init_optimization_passes): Remove.
15029         (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
15030         (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
15031         dump_enabled_p.
15032         (finish_optimization_passes): Update finish_graph_dump_file loop.
15033         (enable_rtl_dump_file): Remove.
15034         * tree-dump.c (dump_files): Adjust and add RTL dump files.
15035         (enable_rtl_dump_file): Add here.
15036         * tree.h (enum tree_dump_index): Add RTL dump file indices.
15037         * doc/invoke.texi (Debugging options): Document new RTL debugging
15038         options.  Update.
15040 2004-09-05  Kazu Hirata  <kazu@cs.umass.edu>
15042         * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
15043         gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
15044         stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
15045         tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
15046         tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
15047         tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
15048         tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
15049         vec.h: Fix comment formatting.
15051 2004-09-05  Kazu Hirata  <kazu@cs.umass.edu>
15053         * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
15054         et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
15055         hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
15056         tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
15057         tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
15058         tree-ssa-loop-niter.c, tree-ssa-operands.c,
15059         tree-ssa-operands.h, tree-ssa-propagate.c,
15060         tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
15061         vec.c, vec.h: Fix comment typos.  Follow spelling conventions.
15063 2004-09-05  Diego Novillo  <dnovillo@redhat.com>
15065         * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
15066         vectorizer is enabled.
15068 2004-09-05  Andreas Jaeger  <aj@suse.de>
15070         * tree-if-conv.c: Spell check comments and clean up whitespace.
15072 2004-09-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
15074         * tree-ssa-loop-ivopts.c: New file.
15075         * Makefile.in (tree-ssa-loop-ivopts.c): Add.
15076         * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
15077         target_pres_cost, target_spill_cost): Declare.
15078         * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
15079         spill_cost): Renamed to ...
15080         (target_avail_regs, target_res_regs, target_small_cost,
15081         target_pres_cost, target_spill_cost): ... and exported.
15082         (init_set_costs, global_cost_for_size): Work with renamed variables.
15083         * common.opt (flag_ivopts): New flag.
15084         * expr.c (expand_expr_real_1): Handle SSA_NAME case.  Handle
15085         REF_ORIGINAL.
15086         * gimplify.c (struct gimplify_ctx): Add into_ssa field.
15087         (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
15088         generating SSA form.
15089         (force_gimple_operand): New function.
15090         * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
15091         * tree-cfg.c (stmt_bsi): New function.
15092         * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
15093         PARAM_IV_MAX_CONSIDERED_USES): New.
15094         * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
15095         bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
15096         ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
15097         * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
15098         * tree-nested.c (build_addr): Export.
15099         * tree-optimize.c (init_tree_optimization_passes): Add
15100         pass_iv_optimize.
15101         * tree-pass.h (pass_iv_optimize): Declare.
15102         * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
15103         IMAGPART_EXPR.
15104         * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
15105         as a phi node argument.
15106         (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
15107         ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
15108         functions.
15109         * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
15110         * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
15111         pass_iv_optimize): New pass.
15112         * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
15113         * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
15114         * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
15115         * tree.h (REF_ORIGINAL): New macro.
15116         (build_int_cst_type, unsigned_type_for, zero_p,
15117         cst_and_fits_in_hwi, build_addr): Declare.
15118         * doc/invoke.texi (-fivopts): Document.
15119         (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
15120         PARAM_IV_MAX_CONSIDERED_USES): Document.
15121         * doc/passes.texi: Document induction variable optimizations pass.
15123 2004-09-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
15125         * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
15126         * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
15127         * c-common.c (c_common_attribute_table): Accept parameters to
15128         sentinel attribute.
15129         (check_function_sentinel, handle_sentinel_attribute): Likewise.
15130         * doc/extend.texi: Update accordingly.
15132 2004-09-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
15134         * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
15135         New.
15136         * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
15137         attribute.
15138         * c-common.c (handle_sentinel_attribute, check_function_sentinel):
15139         New functions.
15140         (c_common_attribute_table): Add `sentinel' attribute.
15141         (check_function_arguments): Handle `sentinel' attribute.
15142         * doc/extend.texi: Document `sentinel' attribute.
15144 2004-09-04  H.J. Lu  <hongjiu.lu@intel.com>
15146         * configure: Regenerated.
15148 2004-09-04  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
15150         * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
15152         * tree.c (save_expr): No longer TREE_READONLY.
15154 2004-09-04  Jan Hubicka  <jh@suse.cz>
15156         * passes.c (rest_of_clean_state):  Fix merge conflict made during
15157         commiting the patch.
15159 2004-09-04  Jan Hubicka  <jh@suse.cz>
15161         * passes.c (rest_of_clean_state):  Decompose the instruction stream.
15163 2004-09-04  Richard Sandiford  <rsandifo@redhat.com>
15165         * doc/md.texi (shift patterns): New anchor.  Add reference to
15166         TARGET_SHIFT_TRUNCATION_MASK.
15167         * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
15168         * target.h (shift_truncation_mask): New target hook.
15169         * targhook.h (default_shift_truncation_mask): Declare.
15170         * targhook.c (default_shift_truncation_mask): Define.
15171         * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
15172         (TARGET_INITIALIZER): Include it.
15173         * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
15174         and LSHIFTRT cases.  Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
15175         reject all out-of-range values.  Fix sign-extension code for modes
15176         whose width is smaller than HOST_BITS_PER_WIDE_INT.
15177         * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
15178         (expand_superword_shift, expand_subword_shift): Likewise.
15179         (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
15180         (expand_binop): Use them to implement double-word shifts.
15181         * config/arm/arm.c (arm_shift_truncation_mask): New function.
15182         (TARGET_SHIFT_TRUNCATION_MASK): Define.
15184 2004-09-04  Jan Hubicka  <jh@suse.cz>
15186         * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
15187         (mix): New macro copied from hashtab.c
15188         (iterative_hash_hashval_t, iterative_hash_pointer,
15189         iterative_hash_host_wide_int): New functions based on hashtab.c
15190         implementation.
15192 2004-09-04  Richard Sandiford  <rsandifo@redhat.com>
15194         * config/mips/mips.md (mask): New mode attribute.
15195         (zero_extendsidi2): Add memory alternative.
15196         (*zero_extendsidi2_mem): Delete.
15197         (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.  Use
15198         memory_operand in the TARGET_MIPS16 check.
15199         (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
15200         Redefine using :GPR and :SHORT.
15201         (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
15203 2004-09-04  Uros Bizjak  <uros@kss-loka.si>
15205         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
15206         using rint_optab.
15207         (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
15208         expand_builtin_mathfn.
15209         * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
15210         btrunc?f patterns for btrunc_optab. Implement rint_optab using
15211         rint?f patterns.
15212         * optabs.c (init_optabs): Initialize rint_optab.
15213         * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
15214         Add new OTI_rint.
15215         (btrunc_optab): Rename macro from trunc_optab.
15216         (rint_optab): Define corresponding macro.
15218         * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
15219         UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
15221         * config/i386/i386-protos.h (emit_i387_cw_initialization):
15222         Change prototype. Add new int parameter.
15223         * config/i386/i386.c (emit_i387_cw_initialization):
15224         Handle new rounding modes.
15226         * config/i386/i386.h (enum fp_cw_mode): Delete.
15227         (MODE_NEEDED): Handle new rounding modes.
15228         (EMIT_MODE_SET): Change condition to handle new rounding modes.
15230         * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
15231         UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
15232         represent different rounding modes of frndint insn.
15233         (type): Add frndint type.
15234         (i387, length, memory): Handle this type.
15235         (i387_cw): New attribute definition.
15236         (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
15237         *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
15238         *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
15239         Add "i387_cw" attribute defined to "trunc".
15240         (x86_fnstcw_1): Remove comment.
15241         (*frndintxf2): Rename insn definition to frndintxf2. Move
15242         insn definition near rint?f2 expanders.
15243         (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
15244         rintf and rintl built-ins as inline x87 intrinsics.
15245         (frndintxf2_floor): New pattern to implement floor rounding
15246         mode with frndint x87 instruction.
15247         (floordf2, floorsf2, floorxf2): New expanders to implement floor,
15248         floorf and floorl built-ins as inline x87 intrinsics.
15249         (frndintxf2_ceil): New pattern to implement ceil rounding
15250         mode with frndint x87 instruction.
15251         (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
15252         ceilf and ceill built-ins as inline x87 intrinsics.
15253         (frndintxf2_trunc): New pattern to implement trunc rounding
15254         mode with frndint x87 instruction.
15255         (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
15256         truncf and truncl built-ins as inline x87 intrinsics.
15257         (frndintxf2_mask_pm): New pattern to implement rounding
15258         mode with exceptions with frndint x87 instruction.
15259         (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
15260         implement nearbyint, nearbyintf and nearbyintl built-ins as
15261         inline x87 intrinsics.
15263 2004-09-04  Richard Sandiford  <rsandifo@redhat.com>
15265         * config/mips/mips.md (SHORT): New mode macro.
15266         (size): New mode attribute.
15267         (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
15268         (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
15269         *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns.  Use only if
15270         !ISA_HAS_SEB_SEH.
15271         (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
15272         *extend[qh]isi2_hw patterns and extending them to di.
15273         (extendqihi2): Implement as define_insn_and_split that produces
15274         extendqisi2 after reload.
15276 2004-09-03  Devang Patel  <dpatel@apple.com>
15278         * Makefile.in (OBJS-common): Add tree-if-conv.o
15279         (tree-if-conv.o): New rule.
15280         * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
15281         (get_loop_body_in_bfs_order): New.
15282         * cfgloop.h (get_loop_body_in_bfs_order): New.
15283         * tree-flow.h (enum move_pos): Move here from ..
15284         * tree-ssa-loop-im.c (enum move_pos): here.
15285         (movement_possibility): Make externally visible.
15286         * tree-optimize.c (init_tree_optimization_passes): New entry for
15287         if conversion pass.
15288         * tree-pass.h (pass_if_conversion): New.
15289         * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
15290         * tree-if-conv.c: New file.
15291         * doc/passes.texi: Document tree if-conversion pass.
15292         * doc/tree-ssa.texi: Same.
15294 2004-09-03  H.J. Lu  <hongjiu.lu@intel.com>
15296         PR target/14925:
15297         Makefile.in (LIB2ADDEHSTATIC): New.
15298         (LIB2ADDEHSHARED): New.
15299         (LIBUNWIND): New.
15300         (LIBUNWINDDEP): New.
15301         (SHLIBUNWIND_LINK): New.
15302         (SHLIBUNWIND_INSTALL): New.
15303         (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
15304         LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
15305         (clean): Remove libunwind*
15306         (stage1-start): Remove and copy stage1/libunwind*.
15307         (stage2-start): Remove and copy stage2/libunwind*.
15308         (stage3-start): Remove and copy stage3/libunwind*.
15309         (stage4-start): Remove and copy stage4/libunwind*.
15310         (stageprofile-start): Remove and copy stageprofile/libunwind*.
15311         (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
15313         * config.gcc (ia64*-*-linux*): Always add t-libunwind to
15314         tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
15315         tmake_file if --with-system-libunwind isn't used.
15317         * config/ia64/t-glibc-libunwind: New file.
15318         * config/t-libunwind-elf: Likewise.
15319         * unwind-compat.c: Likewise.
15320         * unwind-compat.h: Likewise.
15321         * unwind-dw2-fde-compat.c: Likewise.
15323         * config/ia64/t-glibc (LIB2ADDEH): Updated.
15324         * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
15326         * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
15327         aliases if needed.
15328         * unwind-dw2-fde-glibc.c: Likewise.
15329         * unwind-dw2.c: Likewise.
15331         * config/t-libunwind (LIB2ADDEH): Updated.
15332         (LIB2ADDEHSTATIC): New.
15333         (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
15334         (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
15336         * configure.ac: Change --enable-libunwind-exceptions to
15337         --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
15338         * configure: Regenerated.
15339         * config.in: Updated.
15341         * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
15342         above and mention --with-system-libunwind.
15343         (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
15344         removed in gcc 3.4.3 and later.
15346         * gcc.c (init_spec): Add -lunwind to -lgcc_s if
15347         USE_LIBUNWIND_EXCEPTIONS is defined.
15349         * mklibgcc.in: Support libunwind.
15351 2004-09-03  H.J. Lu  <hongjiu.lu@intel.com>
15353         * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
15354         m_NOCONA.
15356 2004-09-03  Richard Henderson  <rth@redhat.com>
15358         PR middle-end/9997
15359         * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
15360         (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
15361         (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
15362         stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
15363         frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
15364         resize_stack_vars_conflict, add_stack_var_conflict,
15365         stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
15366         union_stack_vars, partition_stack_vars, dump_stack_var_partition,
15367         expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
15368         expand_one_static_var, expand_one_hard_reg_var,
15369         expand_one_register_var, expand_one_error_var, defer_stack_allocation,
15370         expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
15371         (expand_used_vars): Rewrite.
15372         * Makefile.in (cfgexpand.o): Update dependencies.
15374 2004-09-04  Jan Hubicka  <jh@suse.cz>
15376         * cfg.c (free_edge): Use ggc_free.
15377         (expunge_block): Use ggc_free.
15378         * passes.c (rest_of_clean_state): Free after compilation.
15379         * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
15380         * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
15382 2004-09-03  James E Wilson  <wilson@specifixinc.com>
15384         * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
15385         DECL_EXTERNAL check.
15387 2004-09-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
15389         * final.c (output_in_slot): New global variable.
15390         (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
15391         Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE.  Set
15392         'output_in_slot' before invoking output_asm_insn.
15393         (output_asm_insn): Add a space after the tab if 'output_in_slot'
15394         is set.
15395         * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
15396         final_scan_insn.
15397         (output_sibcall): Likewise.
15399 2004-09-03  Jan Hubicka  <jh@suse.cz>
15401         * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
15402         * tree-ssanames (init_ssanames): Likewise.
15404 2004-09-03  Ziemowit Laski  <zlaski@apple.com>
15406         * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
15407         objc_declare_protocols, objc_start_protocol,
15408         objc_start_class_interface, objc_start_category_interface,
15409         objc_continue_interface, objc_finish_interface,
15410         objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
15411         objc_start_class_implementation, objc_start_category_implementation,
15412         objc_continue_implementation, objc_finish_implementation,
15413         objc_add_method_declaration, objc_start_method_definition,
15414         objc_finish_method_definition, objc_build_keyword_decl,
15415         objc_build_method_signature, objc_build_encode_expr,
15416         objc_build_protocol_expr, objc_build_selector_expr,
15417         objc_build_message_expr, objc_build_string_object,
15418         objc_get_class_reference, objc_get_protocol_qualified_type,
15419         objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
15421 2004-09-03  James E Wilson  <wilson@specifixinc.com>
15423         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
15425         * config/mips/generic.md (generic_frecip_fsqrt_step): New.
15426         * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
15427         (mips_rsqrt2_<fmt>): Use frsqrt2 type.
15428         (mips_recip1_<fmt>): Use frdiv1 type.
15429         (mips_recip2_<fmt>): Use frdiv2 type.
15430         * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
15431         * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
15432         and frsqrt1.
15433         (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
15435 2004-09-03  Daniel Jacobowitz  <dan@debian.org>
15437         * reload.c (find_reloads): Swap operand_loc pointers for
15438         find_dummy_reload if we have swapped two operands.
15440 2004-09-03  Hans-Peter Nilsson  <hp@axis.com>
15442         * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
15443         to get the tablejump-insn before the jump-table label.
15445 2004-09-03  Ziemowit Laski  <zlaski@apple.com>
15447         * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
15448         objc_declare_protocols, objc_build_message_expr,
15449         objc_finish_message_expr, objc_build_selector_expr,
15450         objc_build_protocol_expr, objc_build_encode_expr,
15451         objc_build_string_object, objc_get_protocol_qualified_type,
15452         objc_get_class_reference, objc_get_class_ivars,
15453         objc_start_class_interface, objc_start_category_interface,
15454         objc_start_protocol, objc_continue_interface, objc_finish_interface,
15455         objc_start_class_implementation, objc_start_category_implementation,
15456         objc_continue_implementation, objc_finish_implementation,
15457         objc_set_visibility, objc_set_method_type, objc_build_method_signature,
15458         objc_add_method_declaration, objc_start_method_definition,
15459         objc_finish_method_definition, objc_add_instance_variable,
15460         objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
15461         objc_finish_try_stmt, objc_begin_catch_clause,
15462         objc_finish_catch_clause, objc_build_finally_clause,
15463         objc_build_synchronized, objc_static_init_needed_p,
15464         objc_generate_static_init_call): New prototypes.
15466 2004-09-03  Steve Ellcey  <sje@cup.hp.com>
15468         * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
15469         is only one reg.
15470         (ia64_function_value): Ditto.
15472 2004-09-03  Jan Beulich  <jbeulich@novell.com>
15474         * config.gcc: Resurrect NetWare as a target. Handle special case of
15475         Novell linker to be used (specified through --with-ld=) and threading
15476         model of either Posix (default) or NKS.
15477         * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
15478         of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
15479         * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
15480         * config/i386/netware.c, config/i386/netware.h: New.
15481         * config/i386/nwld.c, config/i386/nwld.h: New.
15482         * config/i386/netware-crt0.c: New.
15483         * config/i386/netware-libgcc.c: New.
15484         * config/i386/netware-libgcc.def: New.
15485         * config/i386/netware-libgcc.exp: New.
15486         * config/i386/t-netware, config/i386/t-nwld: New.
15487         * gthr-nks.h: New.
15488         * doc/install.texi: Document NKS threading model.
15490 2004-09-03  Jan Beulich  <jbeulich@novell.com>
15492         PR c/7054
15493         * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
15494         * tree.h (initial_max_fld_align): Declare
15495         * stor-layout.c (initial_max_fld_align): Define and initialize.
15496         (maximum_field_alignment): Initialize to the same value.
15497         * common.opt: Add -fpack-struct= variant of switch.
15498         * opts.c: Handle -fpack-struct= variant of switch.
15499         * c-pragma.c: Change #pragma pack() handling so that it becomes
15500         compatible to other compilers: accept individual 'push' argument,
15501         make final pop restore (command line) default, correct interaction
15502         of push/pop and sole specification of a new alignment (so that the
15503         sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
15504         to #pragma pack(push, <n>).
15505         * doc/extend.texi: New node "Structure-Packing Pragmas" under
15506         "Pragmas", describing #pragma pack.
15507         * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
15508         * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
15509         Document new TARGET_DEFAULT_PACK_STRUCT.
15511 2004-09-03  Devang Patel  <dpatel@apple.com>
15513         * dwarf2out.c (gen_field_die). Equate decl number to die.
15515 2004-09-03  Vladimir Makarov  <vmakarov@redhat.com>
15517         PR target/15832
15518         * global.c (modify_reg_pav): New function.
15519         (make_accurate_live_analysis): Call the new function.  Move pavin
15520         modification by earlyclobber set into the new function.
15522 2004-09-03  Andreas Schwab  <schwab@suse.de>
15524         * config/m68k/m68k.c (output_andsi3): Use -1 instead of
15525         (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
15526         extended.
15528 2004-09-02  Jan Beulich  <jbeulich@novell.com>
15530         * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
15531         * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
15532         not unwind code specific ones.
15533         (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
15534         Remove unwind code specific dependencies.
15535         (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
15536         Remove gbl-ctors.h.
15537         Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
15538         LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
15539         * tsystem.h: Declare memcpy and memset when inhibit_libc.
15541 2004-09-02  Roman Zippel  <zippel@linux-m68k.org>
15543         * combine.c (try_combine): Delay modifying of insns which cannot
15544         be easily undone.
15546 2004-09-02  Daniel Berlin  <dberlin@dberlin.org>
15548         * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
15549         tree-loop-im.
15550         * gcc/tree-ssa-loop.c: Ditto
15551         * gcc/tree-ssa-loop-ivcanon.c: Ditto
15552         * gcc/doc/invoke.texi: Ditto.
15554 2004-09-02  Ziemowit Laski  <zlaski@apple.com>
15556         * c-decl.c (store_parm_decls_newstyle): Make static.
15557         (store_parm_decls_from): New function.
15558         * c-tree.h (store_parm_decls_newstyle): Remove prototype.
15559         (store_parm_decls_from): New prototype.
15561 2004-09-02  David Edelsohn  <edelsohn@gnu.org>
15563         * config/rs6000/rs6000.c (expand_block_move): Use SImode and
15564         HImode with STRICT_ALIGNMENT.
15566 2004-09-02  Mark Mitchell  <mark@codesourcery.com>
15568         * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
15569         (TARGET_OS_CPP_BUILTINS): Likewise.
15570         * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
15571         TARGET_BPABI_CPP_BUILTINS.
15573 2004-09-02  Roman Zippel  <zippel@linux-m68k.org>
15575         * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
15577 2004-09-02  Eric Christopher  <echristo@redhat.com>
15579         * builtins.c (expand_builtin_cabs): Delete.
15580         (expand_builtin): If unable to fold the values do a normal
15581         library call for builtin_cab*.
15582         (fold_builtin_cabs): Depend on optimize and optimize_size.
15583         * optabs.c (expand_cmplxdiv_straight): Delete.
15584         (expand_cmplxdiv_wide): Ditto.
15585         (expand_vector_binop): Ditto.
15586         (expand_vector_unop): Ditto.
15587         (expand_complex_abs): Delete.
15588         (expand_binop): Remove calls to above functions.
15589         Remove open coding of complex arithmetic.
15590         (expand_unop): Ditto.
15591         * optabs.h: Remove prototypes.
15593 2004-09-02  Ziemowit Laski  <zlaski@apple.com>
15595         * c-decl.c (store_parm_decls_newstyle): Make externally visible.
15596         * c-tree.h (store_parm_decls_newstyle): New prototype.
15598 2004-09-02  Geoffrey Keating  <geoffk@apple.com>
15600         * config/rs6000/rs6000.c (expand_block_clear): Use vector
15601         instructions if available.
15602         (expand_block_move): Likewise.
15604 2004-09-03  Jan Hubicka  <jh@suse.cz>
15606         * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
15608 2004-09-02  Mark Mitchell  <mark@codesourcery.com>
15610         * config/arm/symbian.h (LIB_SPEC): Define to empty.
15611         * config/arm/t-symbian (SHLIB_LC): Likewise.
15613 2004-09-02  Paul Brook  <paul@codesourcery.com>
15615         * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
15617 2004-09-02  Richard Sandiford  <rsandifo@redhat.com>
15619         * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
15620         (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
15621         (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
15622         (build_mips16_call_stub): Likewise.  Remove daft CALL_INSN checks.
15623         (mips_issue_rate): Remove unreachable abort.
15624         (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15625         (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
15626         (mips_block_move_straight, print_operand_address, mips_file_start)
15627         (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
15628         (mips_output_conditional_branch, mips_expand_builtin_direct)
15629         (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
15630         * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
15631         with gcc_assert.
15633 2004-09-02  Richard Sandiford  <rsandifo@redhat.com>
15635         * config/mips/mips.md (*lea_high64): Change split condition to
15636         flow2_completed.  Add a peephole2 to generate a more parallel version.
15638 2004-09-02  Jan Hubicka  <jh@suse.cz>
15640         * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
15641         GGC.
15643         * ggc-page.c: include tree-flow.h.
15644         (extra_order_size_table): Add stmt_ann_d.
15645         (STAT_LABEL): Rename from ....
15646         (LABEL): ... this one.
15647         * Makefile.in (ggc-page.o): Add dependency.
15649         * ggc-common.c (ggc_force_collect): New global variable.
15650         (loc_description): Add fields "freed", "collected"
15651         (ptr_hash): New static hash
15652         (ptr_hash_entry): New structure.
15653         (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
15654         (ggc_record_overhead): Take ptr argument, record it
15655         (ggc_prune_overhead_list, ggc_free_overhead): New functions.
15656         (cmp_statistics): Imrove sorting.
15657         (dump_ggc_loc_statistics): Output newly collected statistics
15658         * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
15659         (ggc_free): Call ggc_free_overhead.
15660         (ggc_collect): Force collection when asked to be forced.
15661         (ggc_collect): Call ggc_prune_overhead_list.
15662         * ggc.h (ggc_force_collect): Declare
15663         (ggc_record_overhead): Update prototype.
15664         (ggc_free_overhead, ggc_prune_overhead_list): Declare.
15666 2004-09-02  James E Wilson  <wilson@specifixinc.com>
15668         * common.opt (ftrapping-math): Default to on.
15670 2004-09-02  Richard Earnshaw  <rearnsha@arm.com>
15672         * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
15674 2004-09-02  Denis Chertykov  <denisc@overta.ru>
15676         PR target/16884
15677         * config/avr/avr.md ("movmemhi"): Substitute match_dup to
15678         match_scratch.
15679         (*movmemqi_insn): Likewise.
15680         (*movmemhi): Likewise.
15681         (clrmemhi): Likewise.
15682         (*clrmemqi): Likewise.
15683         (*clrmemhi): Likewise.
15685 2004-09-02  Paul Brook  <paul@codesourcery.com>
15687         * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
15688         default_use_cxa_atexit=yes.
15690 2004-09-02  Alan Modra  <amodra@bigpond.net.au>
15692         * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
15693         (struct kernel_old_ucontext): Delete.
15694         (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
15695         (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs.  Only define
15696         when IN_LIGGCC2.
15698 2004-09-02  Richard Sandiford  <rsandifo@redhat.com>
15700         * toplev.c (process_options): Fix typo.
15702 2004-09-01  Richard Henderson  <rth@redhat.com>
15704         PR middle-end/17258
15705         * calls.c (initialize_argument_information): Tighten pass-through
15706         conditions for pass-by-reference.  Remove dead TARGET_EXPR code.
15707         Use build_fold_addr_expr.
15708         (emit_library_call_value_1): Use build_fold_addr_expr.  Remove code
15709         that assumes ADDR_EXPR allocates stack space.
15710         * fold-const.c (build_fold_addr_expr_with_type): Look through
15711         WITH_SIZE_EXPR.
15713 2004-09-01  Dan Nicolaescu  <dann@ics.uci.edu>
15715         * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
15716         * ggc.h (ggc_alloc_rtx): Delete.
15718 2004-09-01  Roger Sayle  <roger@eyesopen.com>
15720         * expmed.c (enum alg_code): Remove long unused enumeration values.
15721         (struct mult_cost): New structure to hold the "score" of a synthetic
15722         multiply sequence, including both a rtx_cost and a latency field.
15723         (MULT_COST_LESS): New macro to compare mult_cost to a constant.
15724         (CHEAPER_MULT_COST): New macro to compare two mult_costs.
15725         (struct algorithm): Change type of cost field to be mult_cost.
15726         (synth_mult): Change type of cost_limit argument to be a
15727         pointer to a mult_cost.  Update all cost comparisons to use the
15728         new mult_cost infrastructure.  For alg_add_factor and
15729         alg_sub_factor operations, latency is lower than the rtx_cost.
15730         (choose_mult_variant):  Update calls to synth_mult.  Perform
15731         cost comparisons using the new mult_cost infrastructure.
15732         (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
15733         to optain the total rtx_cost of a synth_mult "algorithm".
15735 2004-09-01  David Edelsohn  <edelsohn@gnu.org>
15737         * config/rs6000/power4.md: Increase store latency to 12.
15738         * config/rs6000/power5.md: Same.
15740 2004-09-01  James E Wilson  <wilson@specifixinc.com>
15742         PR target/14064
15743         * config/avr/avr.c (avr_unique_section): Delete prototype and
15744         definition.
15745         (TARGET_ASM_UNIQUE_SECTION): Delete.
15747 2004-09-01  Ziemowit Laski  <zlaski@apple.com>
15749         * c-parse.in (primary): Call objc_build_message_expr(),
15750         objc_build_selector_expr(), objc_build_protocol_expr(),
15751         objc_build_encode_expr() and objc_build_string_object() instead of
15752         build_message_expr(), build_selector_expr(), build_protocol_expr(),
15753         build_encode_expr() and build_objc_string_object(), respectively.
15754         (component_decl_list2): Call objc_get_class_ivars() instead of
15755         get_class_ivars_from_name().
15756         (keyworddecl): Call objc_build_keyword_decl() instead of
15757         build_keyword_decl().
15758         (receiver): Call objc_get_class_reference() instead of
15759         get_class_reference().
15760         (reswords): Add blank line before @@ifobjc section, for clarity.
15762 2002-09-01  Fariborz Jahanian <fjahanian@apple.com>
15764         * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
15765         to Altivec vetors.
15767 2004-09-01  Wu Yongwei  <adah@sh163.net>
15768             Danny Smith  <dannysmith@users.sourceforge.net>
15770         * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
15771         not Windows 'DWORD'.
15772         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
15773         (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
15774         (__gthr_win32_recursive_mutex_init_function): Add prototype for
15775         __GTHREAD_HIDE_WIN32API case..
15776         (__gthr_win32_recursive_mutex_lock): Likewise.
15777         (__gthr_win32_recursive_mutex_trylock): Likewise.
15778         (__gthr_win32_recursive_mutex_unlock): Likewise.
15779         (__gthread_recursive_mutex_init_function); Add definition for
15780         __GTHREAD_HIDE_WIN32API case.
15781         (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
15782         * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
15783         call to InterlockedDecrement.
15785 2004-09-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
15787         * tree-tailcall.c (find_tail_calls): Also fail is statement has
15788         volatile operands.
15790         * tree-ssa.c (propagate_into_addr): Properly test for LHR.
15792         * doc/c-tree.texi: Document new operands for ARRAY_REF and
15793         COMPONENT_REF.
15795 2004-09-01  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
15797         * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
15798         * common.opt (fspeculative-prefetching): New.
15799         * flags.h (flag_speculative_prefetching_set): Declare.
15800         * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
15801         values.
15802         * opts.c (flag_sepculative_prefetching_set): New variable.
15803         (common_handle_option): Handle -fspeculative-prefetching.
15804         * passes.c (rest_of_compilation): Ditto.
15805         * profile.c (instrument_values, compute_value_histograms, branch_prob):
15806         Use vectors instead of arrays.
15807         * toplev.c (process_options): Handle -fspeculative-prefetching.
15808         * rtl-profile.c: Include ggc.h.
15809         (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
15810         rtl_gen_one_value_profiler_no_edge_manipulation,
15811         rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
15812         argument changed.
15813         * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
15814         tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
15815         argument changed.
15816         * value-prof.c: Include ggc.h.
15817         (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
15818         macros.
15819         (insn_prefetch_values_to_profile, find_mem_reference_1,
15820         find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
15821         speculative_prefetching_transform): New.
15822         (value_profile_transformations): Call speculative_prefetching_transform.
15823         (insn_values_to_profile): Call insn_prefetch_values_to_profile.
15824         (insn_divmod_values_to_profile, rtl_find_values_to_profile,
15825         tree_find_values_to_profile, find_values to profile): Use vectors
15826         instead of arrays.
15827         (free_profiled_values): Removed.
15828         * value-prof.h (struct histogram_value): Renamed to
15829         struct histogram_value_t.
15830         (histogram_value, histogram_values): New types.
15831         (find_values_to_profile): Declaration changed.
15832         (free_profiled_values): Removed.
15833         (struct profile_hooks): Type of argument of the hooks changed to
15834         histogram_value.
15835         * doc/invoke.texi (-fspeculative-prefetching): Document.
15837 2004-09-01  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
15839         PR rtl-optimization/16408
15840         * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
15842 2004-09-01  Richard Henderson  <rth@redhat.com>
15844         * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
15845         (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
15847 2004-09-01  Jakub Jelinek  <jakub@redhat.com>
15849         * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
15851 2004-09-01  Mike Stump  <mrs@apple.com>
15853         * config/darwin.c (machopic_symbol_defined_p): In addition to
15854         being SYMBOL_REF_LOCAL_P, a symbol must also be
15855         ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
15856         defined in this output file, or translation unit in the case
15857         of IMA not being used.
15858         (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
15859         never need .indirect_symbol when indirecting.
15861 2004-09-01  Jakub Jelinek  <jakub@redhat.com>
15863         * Makefile.in (bb-reorder.o): Add several dependencies.
15865 2004-09-01  Jakub Jelinek  <jakub@redhat.com>
15867         * fold-const.c (operand_equal_p): Require equal sign also for
15868         FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
15870 2004-09-01  Richard Earnshaw  <rearnsha@arm.com>
15872         * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
15873         for use in configargs.h.  Put the cname in a separate variable.  Use
15874         that to set target_cpu_default2.
15876 2004-09-01  J"orn Rennecke <joern.rennecke@superh.com>
15877             Nick Clifton  <nickc@redhat.com>
15879         * config/sh/sh.md ("length"): Increase branch length when
15880         SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
15881         constant, 2 byte for aligning the constant.
15883 2004-09-01  Richard Earnshaw  <rearnsha@arm.com>
15885         * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
15886         CPU.
15887         (arm7tdmi-s): New CPU name.
15888         * arm/arm.c (ARM_CORE): Update for new format.
15889         * arm/arm.h (ARM_CORE): Likewise.
15890         * arm/gentune.sh: Update for extra field.
15891         * config.gcc: Likewise.
15892         * arm/arm-tune.md: Regenerate.
15893         * doc/invoke.texi: Document the real processor names for ARM cpus.
15895 2004-09-01  Richard Earnshaw  <rearnsha@arm.com>
15897         * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
15898         (floatdidf): New functions.
15899         * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
15900         (floatdisf): New functions.
15901         * t-arm-elf: Use them.
15903 2004-09-01  Ziemowit Laski  <zlaski@apple.com>
15905         * c-common.h (lookup_interface): Remove prototype.
15906         (is_class_name): Rename to objc_is_class_name.
15907         (lookup_objc_ivar): Rename to objc_lookup_ivar.
15908         (get_current_scope): Rename to objc_get_current_scope.
15909         * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
15910         * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
15911         (yylexname): Call objc_is_class_name() instead of is_class_name().
15912         * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
15913         instead of lookup_objc_ivar().
15914         * stub-objc.c (lookup_interface): Remove stub.
15915         (is_class_name): Rename to objc_is_class_name.
15916         (lookup_objc_ivar): Rename to objc_lookup_ivar.
15918 2004-08-31  Mark Mitchell  <mark@codesourcery.com>
15920         * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
15921         * config/arm/lib1funcs.asm: Do not include supplemental .S files
15922         when compiling for Symbian.
15923         * config/arm/symbian.h (RENAME_LIBRARY): New macro.
15924         (TARGET_OS_CPP_BUILTINS): Likewise.
15925         * config/arm/t-symbian (LIB1ASMFUNCS): Define.
15927 2004-08-31  Stan Shebs  <shebs@apple.com>
15929         * toplev.c (process_options): Ensure debug_hooks is initialized.
15931 2004-08-31  Mark Mitchell  <mark@codesourcery.com>
15933         * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
15934         * target.h (cxx): Add export_class_data.
15935         * config/arm/arm.c (arm_cxx_export_class_data): New function.
15936         (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
15937         * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
15939 2004-08-31  Kaz Kojima  <kkojima@gcc.gnu.org>
15941         * config/sh/sh.c (output_branch): Check the insn length possibly
15942         in the delayed slot.
15944 2004-08-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
15946         * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
15947         blank after ')'.
15948         (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
15950         * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
15951         (c_sizeof_of_alignof_type): Likewise.
15952         * expr.c (array_ref_element_size): Likewise.
15953         (highest_pow2_factor_for_target): Likewise.
15954         * gimplify.c (canonicalize_addr_expr): Likewise.
15955         (gimplify_compound_lval): Likewise.
15956         * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
15957         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15958         * varasm.c (assemble_variable): Likewise.
15959         (output_constant_def_contents): Alignments are unsigned.
15961 2004-08-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
15962             Jeff Law  <law@redhat.com>
15964         * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
15965         gets modified.
15967 2004-08-31  Mark Mitchell  <mark@codesourcery.com>
15969         * hooks.c (hook_bool_void_true): New function.
15970         * hooks.h (hook_bool_void_true): Declare.
15971         * target-def.h (TARGET_CXX): Add
15972         TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
15973         * target.h (struct cxx): Add key_method_may_be_inline.
15974         * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
15975         function.
15976         (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
15977         * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
15978         __THUMB_INTERWORK.
15980 2004-08-31  Denis Chertykov  <denisc@overta.ru>
15982         PR target/15417
15983         * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
15984         frame pointer register only in Pmode while reload in progress.
15986 2004-08-31  Stephane Carrez  <stcarrez@nerim.fr>
15988         PR target/15334
15989         * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
15990         because it breaks the 32-bit shift patterns that rely on a match_dup.
15992 2004-08-31  Matt Austern  <austern@apple.com>
15994         * config/darwin.c (darwin_make_decl_one_only): Allocate section
15995         names once per compilation, instead of once per symbol.
15997 2004-08-31  Paolo Bonzini  <bonzini@gnu.org>
15999         * Makefile.in (build_subdir): New substitution.
16000         (fixinc.sh): Simplify heavily since fixincludes is already built.
16001         (stmp-fixinc): Depend on specs.ready.
16002         (install-mkheaders): Use new location of fixincludes.
16003         (clean): Do not descend into fixinc.
16004         (FORBUILD): Replace with ../$(build_subdir).
16005         * configure.ac (build_subdir): Substitute.
16006         (FORBUILD): Do not set.
16007         (all_outputs): Remove fixinc/Makefile.
16008         (default commands): Do not create links in fixinc.
16009         * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
16010         the fixincludes configuration steps and substituting
16011         @FIXINCL@ in fixinc.in.
16012         * fixinc.in: New, from fixinc/fixincl.sh.
16014         * fixinc/*: Removed.
16016 2004-08-31  Joseph S. Myers  <jsm@polyomino.org.uk>
16018         * attribs.c (strip_attrs): Remove.
16019         (split_specs_attrs): Move ...
16020         * c-decl.c: ... to here.
16021         * tree.h (split_specs_attrs, strip_attrs): Remove.
16022         * c-tree.h (split_specs_attrs): Declare.
16024 2004-08-31  Richard Sandiford  <rsandifo@redhat.com>
16026         * read-rtl.c: Disable RTL checking.
16027         (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
16029 2004-08-31  Richard Sandiford  <rsandifo@redhat.com>
16031         * config/mips/mips.md (fcond): New code macro and attribute.
16032         (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
16033         (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
16034         (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
16036 2004-08-30  Mark Mitchell  <mark@codesourcery.com>
16038         Revert:
16039         2004-08-29  Mark Mitchell  <mark@codesourcery.com>
16040         PR rtl-optimization/16590
16041         * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
16043 2004-08-30  Andrew Pinski  <apinski@apple.com>
16045         * hard-reg-set.h:
16046         s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
16047         * ChangeLog: Fix previous ChangeLog entry.
16049         PR rtl-opt/13987
16050         * config.host (use_long_long_for_widest_fast_int): New, default is
16051         off.
16052         (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
16053         * configure.ac: If use_long_long_for_widest_fast_int, then
16054         define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
16055         * configure: Regenerate.
16056         * config.in: Regenerate.
16057         * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
16058         New: widest integer type supported efficiently in hardware for the
16059         host.
16060         * sbitmap.h (SBITMAP_ELT_BITS): Define based on
16061         HOST_BITS_PER_WIDEST_FAST_INT.
16062         (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
16063         * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
16064         HOST_WIDEST_FAST_INT
16065         instead of HOST_WIDE_INT.
16066         (HARD_REG_SET_LONGS): Likewise.
16067         (UHOST_BITS_PER_WIDE_INT): Likewise.
16068         Change the checks for the fast cases to be based on
16069         HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
16071 2004-08-30  Steven Bosscher  <stevenb@suse.de>
16073         * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
16074         not the pointers.
16076 2004-08-30  Geoffrey Keating  <geoffk@apple.com>
16078         PR 12738
16079         PR 17205
16080         Radar 3460526
16081         Radar 3775729
16082         * c-decl.c (grokdeclarator): Produce error for 'static' on local
16083         function declaration.
16085 2004-08-30  Richard Henderson  <rth@redhat.com>
16087         * expr.c (array_ref_element_size): Force aligned_size back to
16088         sizetype.
16089         (component_ref_field_offset): Similarly for aligned_offset.
16090         * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
16091         low-bound, element-size, field-offset fields rather than
16092         computed values.
16094 2004-08-30  Joseph S. Myers  <jsm@polyomino.org.uk>
16096         * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
16097         redundant code.
16099 2004-08-30  Joseph S. Myers  <jsm@polyomino.org.uk>
16101         * c-tree.h (struct language_function): Add arg_info element.
16102         * c-decl.c (current_function_arg_info): New.
16103         (grokdeclarator, store_parm_decls): Use it instead of
16104         DECL_ARGUMENTS.
16105         (c_push_function_context, c_pop_function_context): Save and
16106         restore it.
16108 2004-08-30  Richard Henderson  <rth@redhat.com>
16110         * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
16111         COMPONENT_REF to pointer arithmetic.
16112         * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
16113         constant "c" as a valid constant initializer.  Allow narrowing of
16114         differences against the same base object, for any base object.
16116 2004-08-30  Richard Henderson  <rth@redhat.com>
16118         * expr.c (expand_expr_addr_expr): New.
16119         (expand_expr_real_1) <case ADDR_EXPR>: Use it.
16121 2004-08-30  Richard Sandiford  <rsandifo@redhat.com>
16123         * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
16124         (mips_fp_condition): New enum.
16125         (mips_fp_conditions): New array.
16126         (print_fcc_operand): Delete.
16127         (print_operand): Remove %V, %v and %Q.  Redefine %Z so that it prints
16128         the operand and comma if and only if ISA_HAS_8CC.  Add %Y.
16129         (builtin_description): Add "cond" field.
16130         (DIRECT_BUILTIN): Initialize it.
16131         (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
16132         into INSN and CODE.  Initialize the "cond" field.
16133         (CMP_BUILTINS): Update accordingly.
16134         (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
16135         (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
16136         mips_fp_condition as argument.  Make it the final operand of the
16137         comparison instruction.
16138         (mips_expand_builtin): Update accordingly.
16139         * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
16140         (UNSPEC_C, UNSPEC_CABS): New constants.  Shuffle others to fill
16141         the gaps.
16142         * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
16143         Don't use the 'Q' operand prefix; just print the operand normally.
16144         (mips_cabs_*, mips_c_*): Delete, replacing with...
16145         (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
16146         patterns.  Split the 4s versions into 2 ps patterns after reload.
16148 2004-08-30  Richard Henderson  <rth@redhat.com>
16150         * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
16151         assuming an ADDR_EXPR is non-null.
16153 2004-08-30  Jason Merrill  <jason@redhat.com>
16155         * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
16157 2004-08-30  Nathan Sidwell  <nathan@codesourcery.com>
16159         * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
16160         record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
16161         gcc_assert and gcc_unreachable instead of abort.
16162         * alloc-pool.c (abort, fancy_abort): Remove.
16163         (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
16164         gcc_assert or gcc_unreachable.
16165         * attribs.c (init_attributes, decl_attributes): Likewise.
16166         * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
16167         mark_bb_for_unlikely_executed_section,
16168         add_labels_and_missing_jumps, fix_crossing_conditional_branches,
16169         fix_crossing_unconditional_branches):  Likewise.
16170         * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
16171         bitmap_operation):  Likewise.
16172         * bt-load.c (insn_sets_btr_p, augment_live_range,
16173         move_btr_def):  Likewise.
16174         * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
16175         apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
16176         expand_builtin_mathfn_2, expand_builtin_mathfn_3,
16177         builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
16178         expand_builtin_memcmp, expand_builtin_args_info,
16179         std_gimplify_va_arg_expr, expand_builtin_unop,
16180         expand_builtin_fputs, expand_builtin_profile_func,
16181         expand_builtin_fork_or_exec, fold_builtin_bitop,
16182         fold_builtin_classify, fold_builtin_fputs): Likewise.
16184 2004-08-30  Nathan Sidwell  <nathan@codesourcery.com>
16186         * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
16187         * gcov.c (abort): Remove undef.
16189         * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
16190         (struct tree_binfo): Remove primary field.
16192 2004-08-30  Paolo Bonzini  <bonzini@gnu.org>
16194         * fixinc/Makefile.in (machname.h): Remove.
16195         (fixincl.x): Do not pass $@ to genfixes.
16196         * fixinc/genfixes: Remove code to produce machname.h.
16197         * fixinc/fixincl.sh: Move it here instead.
16198         * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
16199         instead check if pz_mn_name_pat is NULL.  Make mn_get_regexps
16200         return a bool indicating whether pz_mn_name_pat is NULL.
16201         * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
16202         Declare extern C variables for the ENV_TABLE.
16203         * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
16204         instead use the result of mn_get_regexps.
16205         * fixinc/fixtests.c: Likewise.
16207 2004-08-30  Paolo Bonzini  <bonzini@gnu.org>
16209         * configure.ac: Do not run fixincludes after stage1 during
16210         toplevel bootstrap.
16211         * configure: Regenerate.
16213 2004-08-30  Richard Earnshaw  <rearnsha@arm.com>
16215         * sched-deps.c (get_condition): Partially revert previous, by never
16216         trying to extract the condition from a condjump.
16218 2004-08-30  Nathan Sidwell  <nathan@codesourcery.com>
16220         * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
16221         (handle_visibility_attribute, c_determine_visibility): Likewise.
16222         * c-common.h (my_friendly_assert): Remove.
16224 2004-08-30  Richard Sandiford  <rsandifo@redhat.com>
16226         * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
16227         (UNSPEC_{RSQRT,RECIP}[12]): New constants.
16228         (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
16229         * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
16230         (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
16232 2004-08-30  Diego Novillo  <dnovillo@redhat.com>
16234         * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
16235         in COMPONENT_REF nodes.
16237 2004-08-29  Gabriel Dos Reis  <gdr@integrable-solutions.net>
16239         PR c++/15378
16240         * c-opts.c (c_common_handle_option): <case OPT_Werror> set
16241         global_dc->warning_as_error_requested.
16242         * diagnostic.c (diagnostic_initialize): Tidy.
16243         * diagnostic.h (diagnostic_context::x_data): Remove
16244         (diagnostic_context::issue_warnings_are_errors_message): Rename
16245         from warnings_are_errors_message.
16246         (diagnostic_context::warning_as_error_requested): New.
16248 2004-08-30  Richard Earnshaw  <rearnsha@arm.com>
16250         * sched-deps.c (get_condition): Fix breakage in previous patch.
16252 2004-08-30  Paul Brook  <paul@codesourcery.com>
16254         * doc/install.texi: Fix broken mpfr link.
16256 2004-08-29  David O'Brien  <obrien@FreeBSD.org>
16258         * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
16259         other FreeBSD platforms.
16261 2004-08-29  Richard Earnshaw  <rearnsha@arm.com>
16263         * arm.h (REVERSE_CONDITION): Define.
16264         (REVERSIBLE_CC_MODE): All comparisons are now reversible.
16266 2004-08-29  Richard Earnshaw  <rearnsha@arm.com>
16268         * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
16269         just the codes, call reversed_comparison_code ().
16270         (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
16271         (not_reg_cond): Use reversed_comparison_code.
16272         (and_reg_cond): Likewise.
16273         * ifcvt.c (cond_exec_process_if_block): Likewise.
16274         * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
16276 2004-08-29  Richard Earnshaw  <rearnsha@arm.com>
16278         * sched-deps.c (get_condition): Rewrite using jump support functions.
16279         Use reversed_comparison_code.
16280         (conditions_mutex_p): Use reversed_comparison_code.
16282 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16284         * config/mips/mips.c (override_options): Disable hot/cold partitioning
16285         for MIPS16.
16287 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16289         * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
16290         (mips_function_type): Move to mips.c.
16291         * config/mips/mips.c (mips_builtin_type): New enum.
16292         (builtin_description): Replace code and ftype with builtin_type
16293         and function_type.
16294         (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
16295         (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
16296         (CODE_FOR_mips_abs_ps): Define.
16297         (mips_bdesc): Use new macros.
16298         (mips_expand_builtin): Use builtin_type.  Update calls to subroutines.
16299         (mips_init_builtins): Use the mips_bdesc[] index as the function code.
16300         (mips_expand_builtin_direct): New function.
16301         (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
16302         builtin.  Replace boolean parameter with builtin_type.
16303         (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
16304         (mips_expand_4s_compare_builtin): Delete, replacing with...
16305         (mips_expand_builtin_compare): ...this new function.
16307 2004-08-29  Mark Mitchell  <mark@codesourcery.com>
16309         PR rtl-optimization/16590
16310         * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
16312 2004-08-29  Diego Novillo  <dnovillo@redhat.com>
16314         * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
16315         * tree-ssa-propagate.c: Fix documentation.
16317 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16319         * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
16320         (mov[sd]fcc): Likewise.
16322 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16324         * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
16326 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16328         * config/mips/mips.md (divide_condition): New mode attribute.
16329         (div[sd]f3, *div[sd]f3): Use it.  Redefine using :SCALARF.
16330         (sqrt[sd]f3): Redefine using SCALARF.
16331         (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise.  Name formerly unnamed
16332         patterns.
16334 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16336         * config/mips/mips.md (ANYF, SCALARF): New mode macros.
16337         (loadx, storex, fmt, UNITMODE): New mode attributes.
16338         (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
16339         (mul[sd]f3): Redefine using :SCALARF.
16340         (*mul[sd]f3): Renamed from mul[sd]f3_internal.  Use :SCALARF.
16341         (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
16342         (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns.  Use :ANYF.
16343         Check TARGET_FUSED_MADD for V2SF too.
16344         (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
16345         were already named.
16346         (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
16347         (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
16349 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16351         * config/mips/mips.c (mips_init_builtins): Simplify.  Only create
16352         V2SF_type_node if it will be needed.
16354 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16356         * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
16357         * config/mips/mips.c (mips_prepare_builtin_arg): New function.
16358         (mips_prepare_builtin_target): New function.
16359         (mips_expand_builtin): Use them.  Update calls to subroutines.
16360         (mips_expand_ps_cond_move_builtin): Use the new functions.  Replace
16361         cmp_choice with a boolean argument to select between movt and movf.
16362         Take the comparison's icode as an argument, not the function's fcode.
16363         (mips_expand_compare_builtin): New function.  Rename existing function
16364         to mips_expand_scalar_compare_builtin.
16365         (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
16366         (mips_expand_ps_compare_builtin): Use the new functions.  Take the
16367         comparison's icode as an argument, not the builtin's fcode.
16369 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16371         * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
16372         (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
16373         registers are false and -1 if all registers are true.
16374         (mips_expand_ps_compare_builtin): Likewise CCV2.  Use subregs for
16375         MIPS_CMP_UPPER and MIPS_CMP_LOWER.
16376         * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
16377         (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
16378         (bc1any2t, bc1any2f): Likewise CCV2.
16379         (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
16381 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16383         * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
16384         * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
16385         UNSPEC rather than an IF_THEN_ELSE.
16386         * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
16387         mips_cond_move_tf_ps by name.
16389 2004-08-29  Chao-ying Fu  <fu@mips.com>
16390             James E Wilson  <wilson@specifixinc.com>
16392         * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
16393         8 byte size and alignment.  Give CCV4 16 byte size and alignment.
16394         * config/mips/mips-ps-3d.md: New file.
16395         * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
16396         TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
16397         (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
16398         (mips_output_move): Emit "mov.ps" for V2SFmode.
16399         (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
16400         MODE_VECTOR_FLOAT.
16401         (override_options): Check if TARGET_MIPS3D and there was an explicit
16402         !TARGET_PAIRED_SINGLE_FLOAT.  Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
16403         Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
16404         TARGET_PAIRED_SINGLE_FLOAT is true.  Check if the ISA supports
16405         TARGET_PAIRED_SINGLE_FLOAT.  Allow MODE_VECTOR_FLOAT in fp registers,
16406         and allow CCV2 and CCV4 to occupy two and four CC registers.
16407         (print_fcc_operand): New function.
16408         (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC.  Modify
16409         %Z to call print_fcc_operand.
16410         (mips_function_value): Handle MODE_VECTOR_FLOAT.
16411         (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
16412         (mips_vector_mode_supported_p): New function.
16413         (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
16414         (builtin_description): New struct.
16415         (mips_bdesc): New array of struct builtin_description.
16416         (mips_expand_builtin, mips_init_builtins,
16417         mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
16418         mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
16419         functions.
16420         * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
16421         (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
16422         (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
16423         (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
16424         "-mips3d", and "-mno-mips3d".
16425         (ASM_SPEC): Map -mips3d to -mips3d in gas.
16426         (EXTRA_CONSTRAINT_Y): New macro.
16427         (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT.  Add new
16428         multi-letter constraint 'Y'.
16429         (CONSTRAINT_LEN): New macro.
16430         (enum mips_builtins): New for MIPS builtin functions.
16431         (enum mips_function_type): New for the types of MIPS builtin functions.
16432         (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
16433         * config/mips/mips.md: New constants for paired single and MIPS-3D
16434         instructions.  Include the new mips-ps-3d.md file.
16435         (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
16436         movv2sf_hardfloat_64bit): New named patterns.
16437         (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
16438         nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
16439         sdxc1_v2sf_di): New unnamed patterns.
16440         * config/mips/predicates.md (const_0_operand, const_1_operand): Add
16441         const_vector support.
16442         (const_0_or_1_operand): New predicate.
16443         * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
16445 2004-08-29  Diego Novillo  <dnovillo@redhat.com>
16447         * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
16448         (tree-ssa-propagate.o): New rule.
16449         (GTFILES): Add tree-ssa-propagate.c.
16450         * tree-flow.h (struct stmt_ann_d): Remove field
16451         in_ccp_worklist.
16452         * tree-ssa-propagate.c: New file.
16453         * tree-ssa-propagate.h: New file.
16454         * tree-ssa-ccp.c: Re-write to use the routines from
16455         tree-ssa-propagate.c.
16457 2004-08-28  Andrew Pinski  <apinski@apple.com>
16459         * tree-ssa-loop.c: Remove extra include of basic-block.h.
16461 2004-08-28  Ziemowit Laski  <zlaski@apple.com>
16463         * c-common.h: Update comments about ObjC/ObjC++ entry points.
16464         (objc_is_reserved_word): New prototype.
16465         (get_current_scope, objc_mark_locals_volatile): Move prototypes to
16466         separate section; these are call-backs.
16467         * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
16468         ObjC/ObjC++ "@" keywords.
16469         * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
16470         prototypes; they already live in c-common.h.
16471         * stub-objc.c: Update copyright notice.
16472         (objc_is_reserved_word): New stub.
16474 2004-08-28  Nathan Sidwell  <nathan@codesourcery.com>
16476         * system.h (gcc_assert): Remove __builtin_expect.  Evaluate EXPR
16477         even when not checking.
16479 2004-08-27  Jason Merrill  <jason@redhat.com>
16481         PR c++/13684
16482         * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
16483         (gimple_push_cleanup): Add eh_only parm.
16484         (gimplify_target_expr): Pass it.
16485         * c.opt (-fno-threadsafe-statics): New option.
16486         * c-opts.c (c_common_handle_option): Handle it.
16487         * c-common.h (flag_threadsafe_statics): Declare it.
16488         * c-common.c (flag_threadsafe_statics): Record it.
16489         * doc/invoke.texi: Document it.
16490         * tsystem.h (_GNU_SOURCE): Define.
16491         * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
16492         (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
16493         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
16494         (__gthread_recursive_mutex_init_function): New fn.
16495         (__gthread_recursive_mutex_lock): New fn.
16496         (__gthread_recursive_mutex_trylock): New fn.
16497         (__gthread_recursive_mutex_unlock): New fn.
16498         * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
16499         * gthr-win32.h, gthr-vxworks.h: Likewise.
16500         * gthr.h: Document.
16502 2004-08-27  David Edelsohn  <edelsohn@gnu.org>
16504         * config/rs6000/rs6000.c (rs6000_override_options): Increase
16505         maximum skip to 15.  Set function alignment, jump alignment, and
16506         loop alignment to 16 for processors that form dispatch groups.
16507         (rs6000_rtx_costs): outer_code is used.
16509 2004-08-27  Nathan Sidwell  <nathan@codesourcery.com>
16511         * stor-layout.c (sizetype_set): Remove.
16512         (set_sizetype): Don't test or set it.
16514         * tree.h (size_int_type): Remove.
16515         * fold-const.c: Do not #include gt-fold-const.h.
16516         (size_htab_hash, size_htab_eq): Remove.
16517         (size_int_kind): Use build_int_cst.
16518         (new_const, size_htab): Remove.
16519         (size_int_type): Remove.
16520         (round_up): Use build_int_cst.
16521         (round_down): Likewise. Remove spurious constant build.
16523 2004-08-27  Nathan Sidwell  <nathan@codesourcery.com>
16525         * configure.ac: Add ENABLE_ASSERT_CHECKING control.
16526         Add is_release variable, use it for --enable-werror and
16527         --enable-checking defaults.
16528         * system.h (gcc_assert, gcc_unreachable): New.
16529         * doc/install.texi (--enable-checking): Update.
16530         * configure, config.in: Rebuilt.
16532 2004-08-26  Richard Sandiford  <rsandifo@redhat.com>
16534         * rtl.h (read_rtx): Change prototype.
16535         * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
16536         line number.  Return true on success.
16537         * gensupport.c (process_include, init_md_reader_args_cb): Adjust
16538         callers accordingly.
16540 2004-08-26  Richard Henderson  <rth@redhat.com>
16542         * c-typeck.c (build_offsetof): Remove.
16543         * c-tree.h (build_offsetof): Remove.
16544         * c-common.c (fold_offsetof_1, fold_offsetof): New.
16545         * c-common.h (fold_offsetof): Declare.
16546         * c-parse.in (offsetof_base): New.
16547         (offsetof_member_designator): Use it.  Build references, not just
16548         a tree list.
16549         (primary): Use fold_offsetof, not build_offsetof.
16551 2004-08-26  Richard Henderson  <rth@redhat.com>
16553         * tree.c (staticp): Return the static object.
16554         * tree.h (staticp): Update decl.
16555         * langhooks.h (struct lang_hooks): Change staticp return type to tree.
16556         * langhooks.c (lhd_staticp): Return NULL_TREE.
16557         * langhooks-def.h (lhd_staticp): Update decl.
16558         * c-common.c (c_staticp): Return the static object.
16559         * c-common.h (c_staticp): Update decl.
16561 2004-08-26  Richard Henderson  <rth@redhat.com>
16563         * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
16564         modes.
16566 2004-08-26  Joseph S. Myers  <jsm@polyomino.org.uk>
16568         PR c/13801
16569         * c-decl.c (struct c_binding): Add type and inner_comp fields.
16570         (bind): Set type and inner_comp fields.
16571         (pop_scope): Restore type of decl to the correct type from an
16572         outer scope.  Give error when popping file scope for incomplete
16573         arrays completed incompatibly with default initialization in an
16574         inner scope.
16575         (diagnose_mismatched_decls): Handle externs with initializers at
16576         block scope.
16577         (pushdecl): Set type of external declaration at block scope based
16578         only on the visible declarations.  Save type when changing the
16579         type of a declaration.  Merge an external declaration at block
16580         scope with a visible static declaration at file scope.
16581         (implicitly_declare): Give recycled old declaration the new type
16582         except for incompatible declarations of built-in functions, saving
16583         the old type.
16585 2004-08-26  Ziemowit Laski  <zlaski@apple.com>
16587         * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
16589 2004-08-26  Daniel Berlin  <dberlin@dberlin.org>
16591         * tree-alias-common.c (gate_pta): New function.
16592         (pass_build_pta): Use it.
16593         (pass_del_pta): Use it.
16594         (delete_alias_vars): Don't check flag_tree_points_to.
16596 2004-08-26  Fariborz Jahanian  <fjahanian@apple.com>
16598         * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
16599         TFmode as additional register mode cloberred by call.
16601 2004-08-26  Fariborz Jahanian  <fjahanian@apple.com>
16603         * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
16604         parallel pattern for library call returning DImode in
16605         mixed mode.
16607 2004-08-26  Fariborz Jahanian  <fjahanian@apple.com>
16609         * config/rs6000/rs6000.c (function_arg): Generate parallel
16610         pattern for more split args.
16612 2004-08-26  Fariborz Jahanian  <fjahanian@apple.com>
16614         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
16615         either gen_movdi_di_update or gen_movdi_si_update depending on
16616         target mode.
16617         * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
16618         to generate two versions.
16620 2004-08-26  Daniel Berlin  <dberlin@dberlin.org>
16622         * Makefile.in (lambda-code.o): New.
16623         (lambda-trans.o): Ditto.
16624         (TREE_DATA_REF_H): Ditto.
16625         (LAMBDA_H): Ditto.
16626         (lambda-mat.o): Use LAMBDA_H.
16627         (tree-data-ref.o): Ditto.
16628         * lambda-code.c: New file.  Lambda code generation algorithm.
16629         * lambda-trans.c: Ditto. Lambda transformation matrix support.
16630         * lambda.h: Add lambda loop structures.
16631         Add lambda loopnest structures.
16632         Add lambda body vector structure.
16633         Add lambda linear expression structures.
16634         Add prototypes for functions in new files.
16635         * lambda-mat.c: Include tree.h
16637 2004-08-26  Daniel Berlin <dberlin@dberlin.org>
16638             Sebastian Pop  <pop@cri.ensmp.fr>
16640         * tree-data-ref.h: Include lambda.h
16641         (free_dependence_relation): Declared here.
16642         (free_dependence_relations): Ditto.
16643         (free_data_refs): Ditto.
16644         * tree-data-ref.c (free_dependence_relation): New function.
16645         (free_dependence_relations): Ditto.
16646         (free_data_refs): Ditot.
16647         (analyze_all_data_dependences): Free datarefs and dependence_relations.
16648         (build_classic_dist_vector): Store in the dependence_relations the
16649         information. Each arc in the dependence_relations graph is labelled
16650         with the distance and direction vectors.
16651         (build_classic_dir_vector): Ditto.
16652         (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
16653         Now computes again the whole dependence graph including read-read
16654         relations.
16655         (compute_data_dependences_for_loop): Now dependence_relations contains
16656         all the data, and thus it doesn't need to initialize the classic_dir
16657         and classic_dist vectors.
16658         (analyze_all_data_dependences): Adjusted for using the new interface of
16659         compute_data_dependences_for_loop.  Remove the statistics dump.
16661 2004-08-26  Bob Wilson  <bob.wilson@acm.org>
16663         * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
16664         (xtensa_expand_block_move): Update comment.
16665         (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
16667 2004-08-26  Richard Earnshaw  <rearnsha@arm.com>
16669         PR target/13506
16670         * toplev.c (crash_signal): If we crashed while emitting
16671         a user asm, then die more gracefully.
16673 2004-08-26  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
16675         PR target/17119.
16676         * config/m32r.c (gen_compare): Use reg_or_int16_operand when
16677         checking for a valid constant, regardless of sign.
16679 2004-08-25  Richard Henderson  <rth@redhat.com>
16681         PR target/16974
16682         * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
16683         if the constant satisfies add_operand.
16685 2004-08-25  Richard Henderson  <rth@redhat.com>
16687         PR debug/10695
16688         * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
16689         (alpha_expand_prologue): Handle >32-bit frames.  Generate proper
16690         unwind info for >16-bit frames.
16692 2004-08-25  Richard B. Kreckel  <richard.kreckel@framatome-anp.com>
16694         PR target/17171
16695         * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
16697 2004-08-25  Richard Henderson  <rth@redhat.com>
16699         * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
16700         (TARGET_CANNOT_FORCE_CONST_MEM): New.
16702 2004-08-25  Andrew MacLeod  <amacleod@redhat.com>
16704         * doc/tree-ssa.texi: Document new operand iterator.
16706 2004-08-26  Alan Modra  <amodra@bigpond.net.au>
16708         PR target/16480
16709         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
16710         on "(mem (symbol_ref ..))" rtl.  Look at LO_SUM base regs as well
16711         as PLUS base regs.
16713 2005-08-28  Paul Brook  <paul@codesourcery.com>
16715         * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
16716         -mfpu=vfp -march=armv5t
16717         * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
16719 2004-08-25  Richard Henderson  <rth@redhat.com>
16721         * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
16722         * target.h (struct gcc_target): Add scalar_mode_supported_p.
16723         * targhooks.c (default_scalar_mode_supported_p): New.
16724         * targhooks.h (default_scalar_mode_supported_p): Declare.
16725         * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
16727         * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
16728         before attempting to create types.  Tidy.
16729         * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
16731         * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
16732         (TARGET_SCALAR_MODE_SUPPORTED_P): New.
16734 2004-08-25  Richard Henderson  <rth@redhat.com>
16736         * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16737         set REAL_MODE_FORMAT for TFmode.
16739 2004-08-25  Ziemowit Laski  <zlaski@apple.com>
16741         * c-decl.c (grokparm): New function.
16742         * c-tree.h (grokparm): New prototype.
16744 2004-08-25  Andrew MacLeod  <amacleod@redhat.com>
16746         * tree-ssa-operands.h (struct ssa_operand_iterator_d): New.  SSA operand
16747         iterator controlling structure.
16748         (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
16749         SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
16750         SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New.  Operand
16751         iterator flags.
16752         (FOR_EACH_SSA_TREE_OPERAND): New.  Iterate over operands as trees.
16753         (FOR_EACH_SSA_USE_OPERAND): New.  Iterate over operands as uses.
16754         (FOR_EACH_SSA_DEF_OPERAND): New.  Iterate over operands as defs.
16755         (FOR_EACH_SSA_MAYDEF_OPERAND): New.  Iterate over V_MAY_DEFs.
16756         * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
16757         Empty operand pointers.
16758         * tree-flow-inline.h (op_iter_done): New.  Return true if finished.
16759         (op_iter_next_use): New.  Return next use_operand_p.
16760         (op_iter_next_def): New.  Return next def_operand_p.
16761         (op_iter_next_tree): New.  Return next operands as a tree.
16762         (op_iter_init): New.  Initialize an iterator structure.
16763         (op_iter_init_use): New.  Initialize structure and get the first use.
16764         (op_iter_init_def): New.  Initialize structure and get the first def.
16765         (op_iter_init_tree): New.  Initialize structure and get the first tree.
16766         (op_iter_next_maydef): New.  Return next V_MAY_DEF operands.
16767         (op_iter_init_maydef): New.  Initialize structure and get the first
16768         V_MAY_DEF operands.
16769         * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
16770         * tree-dfa.c (compute_immediate_uses_for_stmt,
16771         redirect_immediate_uses): Use new operand iterator.
16772         (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
16773         (mark_new_vars_to_rename): Use new operand iterator.  Count virtual
16774         operands instead of using *_disappeared_p routines.
16775         * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
16776         ssa_rewrite_stmt): Use new operand iterator.
16777         * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
16778         rewrite_trees): Use new operand iterator.
16779         * tree-pretty-print.c (dump_vops): Use new operand iterator.
16780         * tree-sra.c (mark_all_v_defs): Use new operand iterator.
16781         * tree-ssa-alias.c (compute_points_to_and_addr_escape,
16782         dump_points_to_info): Use new operand iterator.
16783         * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
16784         replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
16785         operand iterator.
16786         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
16787         propagate_necessity): Use new operand iterator.
16788         * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
16789         (register_definitions_for_stmt): Use new operand iterator.  Take stmt as
16790         a parameter instead of a stmt_ann_t.
16791         * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
16792         build_tree_conflict_graph): Use new operand iterator.
16793         * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
16794         rewrite_mem_refs): Use new operand iterator.
16795         * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
16796         check_loop_closed_ssa_use): Use new operand iterator.
16797         * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
16798         * tree-ssanames.c (release_defs): Use new operand iterator.
16799         * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
16801 2004-08-25  Adam Nemet  <anemet@lnxw.com>
16803         * tlink.c (initial_cwd): New variable.
16804         (tlink_init): Initialize it.
16805         (recompile_files): Use tlink_execute() instead of system().  Don't
16806         duplicate verbose output of collect_execute.  Restore initial_cwd.
16807         Update comment before the function.
16809 2004-08-25  Ziemowit Laski  <zlaski@apple.com>
16811         * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
16812         accept) a cast from one Objective-C pointer type to another.
16814 2004-08-25  Paolo Carlini  <pcarlini@suse.de>
16816         * doc/install.texi: Document that libstdc++-v3 requires
16817         now automake 1.9.1.
16819 2004-08-25  Caroline Tice  <ctice@apple.com>
16821         * bb-reorder.c (partition_hot_cold_basic_blocks):  Add more details
16822         to comments at start of function.
16823         * cfgbuild.c (make_edges):  Add more details to hot/cold partitioning
16824         comment.
16825         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
16826         merge_blocks_move_predecessor_nojumps,
16827         merge_blocks_move_successor_nojumps, merge_blocks_move,
16828         try_crossjump_to_edge, try_crossjump_bb): Likewise.
16829         * cfglayout.c (fixup_reorder_chain): Likewise.
16830         * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
16831         cfg_layout_can_merge_blocks_p):  Likewise.
16832         * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
16833         * passes.c (rest_of_compilation): Update comments for calling
16834         optimization that partitions hot/cold basic blocks.
16835         * doc/invoke.texi:  Update documentation of
16836         freorder-blocks-and-partition flag.
16838 2004-08-25  Richard Sandiford  <rsandifo@redhat.com>
16840         * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
16841         (*mov*_on_*): Adjust accordingly.  Add an explicit MOVECC: prefix.
16843 2004-08-25  Richard Sandiford  <rsandifo@redhat.com>
16845         * config/mips/mips.md (any_shift): New code macro.
16846         (optab, insn): New code attributes.
16847         ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
16848         Use the standard rather than internal patterns for the MIPS16
16849         double-shift optimization.
16850         (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
16851         Redefine using :GPR and any_shift.
16852         (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
16853         to cover all three shifts.
16854         (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
16855         Redefine using any_shift.  Use :GPR and any_shift to combine splitters.
16856         (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
16858 2004-08-24  Geoffrey Keating  <geoffk@apple.com>
16860         * gimplify.c (lookup_tmp_var): Separate temporaries when not
16861         optimizing.
16863 2004-08-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
16865         PR libstdc++/17005 (fix for HP-UX 11.11)
16866         * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
16867         (hppa*-*-hpux*): Consolidate hppa1.0-*-* code.  Rework handling of
16868         tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
16869         * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
16870         * config/pa/pa-hpux.h (TARGET_HPUX): Define.
16871         (LINK_SPEC): Handle march=1.0 option.
16872         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
16873         and _XOPEN_SOURCE_EXTENDED for UNIX 95.
16874         (SUBTARGET_OPTIONS): New define.
16875         (LINK_SPEC): Handle march=1.0 option.
16876         (STARTFILE_SPEC): New define.
16877         * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
16878         and _XOPEN_SOURCE_EXTENDED for UNIX 95.  Additionally, predefine
16879         _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
16880         (SUBTARGET_OPTIONS): New define.
16881         (LINK_SPEC): Handle march=1.0 option.
16882         (STARTFILE_SPEC): New define.
16883         * config/pa/pa.c (override_options): Add code to process -munix= option.
16884         * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
16885         (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
16886         defines.
16887         (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
16888         (SUBTARGET_OPTIONS): Provide default define.
16889         * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
16890         STANDARD_STARTFILE_PREFIX_2): New defines.
16891         (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
16892         (ENDFILE_SPEC): Use %O.
16893         * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
16894         Mention issue caused by changing namespace and runtime to UNIX 95/98.
16895         * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
16896         Document -munix=std option.
16898 2004-08-25  Steven Bosscher  <stevenb@suse.de>
16900         * cse.c (cse_around_loop, cse_check_loop_start,
16901         cse_set_around_loop): Remove.
16902         (cse_basic_block): Remove the around_loop argument.
16903         (cse_end_of_basic_block): Remove the after_loop argument.
16904         (cse_main): Likewise.
16905         * rtl.h (cse_main): Update prototype.
16906         * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
16907         rest_of_handle_gcse): Update cse_main calls.
16909 2004-08-25  Nathan Sidwell  <nathan@codesourcery.com>
16911         * tree.h  (build_int_cst): New, sign extended constant.
16912         (build_int_cstu): New, zero extended constant.
16913         (build_int_cst_wide): Renamed from build_int_cst.
16914         * tree.c (build_int_cst, build_int_cstu): New.
16915         (build_int_cst_wide): Renamed from build_int_cst.
16916         (make_vector_type, build_common_tree_nodes,
16917         build_common_tree_nodes_2): Adjust build_int_cst calls.
16918         * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
16919         expand_builtin_strpbrk, expand_builtin_fputs,
16920         build_string_literal, expand_builtin_printf,
16921         expand_builtin_sprintf, fold_builtin_classify_type,
16922         fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
16923         fold_builtin_toascii, fold_builtin_isdigit,
16924         simplify_builtin_strstr, simplify_builtin_strpbrk,
16925         fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
16926         * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
16927         DEF_ATTR_INT): Likewise.
16928         * c-decl.c (complete_array_type, check_bitfield_type_and_width):
16929         Likewise.
16930         * c-lex.c (interpret_integer, lex_charconst): Likewise.
16931         * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
16932         * c-pretty-print.c (pp_c_integer_constant): Likewise.
16933         * c-typeck.c (really_start_incremental_init, push_init_level,
16934         set_nonincremental_init_from_string): Likewise.
16935         * calls.c (load_register_parameters): Likewise.
16936         convert.c (convert_to_pointer): Likewise.
16937         coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
16938         build_fn_info_type, build_fn_info_value, build_ctr_info_value,
16939         build_gcov_info): Likewise.
16940         * except.c (init_eh, assign_filter_values): Likewise.
16941         * expmed.c (store_fixed_bit_field, extract_bit_field,
16942         extract_fixed_bit_field, extract_split_bit_field, expand_shift,
16943         expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
16944         expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
16945         * expr.c (convert_move, emit_group_load, emit_group_store,
16946         expand_assignment, store_constructor, store_field,
16947         expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
16948         fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
16949         invert_truthvalue, optimize_bit_field_compare,
16950         decode_field_reference, all_ones_mask_p, constant_boolean_node,
16951         fold_div_compare, fold, fold_read_from_constant_string,
16952         fold_negate_const, fold_abs_const, fold_not_const, round_up,
16953         round_down): Likewise.
16954         * function.c (assign_parm_setup_block): Likewise.
16955         * stmt.c (shift_return_value, expand_case, estimate_case_costs):
16956         Likewise.
16957         * stor-layout.c (layout_type, initialize_sizetypes,
16958         set_min_and_max_values_for_integral_type): Likewise.
16959         * tree-chrec.c (chrec_fold_multiply_poly_poly,
16960         reset_evolution_in_loop): Likewise.
16961         * tree-chrec.h (build_polynomial_chrec): Likewise.
16962         * tree-complex.c (build_replicated_const): Likewise.
16963         * tree-eh.c (honor_protect_cleanup_actions,
16964         lower_try_finally_onedest, lower_try_finally_copy,
16965         lower_try_finally_switch): Likewise.
16966         * tree-mudflap.c (mf_build_string, mx_register_decls,
16967         mudflap_register_call, mudflap_enqueue_constant): Likewise.
16968         * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
16969         * tree-pretty-print.c (dump_generic_node): Likewise.
16970         * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
16971         Likewise.
16972         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
16973         * tree-ssa-loop-niter.c (number_of_iterations_cond,
16974         loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
16975         Likewise.
16976         * tree-ssa-loop-ivcanon.c (create_canonical_iv,
16977         canonicalize_loop_induction_variables): Likewise.
16978         * tree-vectorizer.c (vect_create_index_for_array_ref,
16979         vect_transform_loop_bound, vect_compute_data_ref_alignment):
16980         Likewise.
16982         * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
16983         alpha_gimplify_va_arg_1): Likewise.
16984         * config/arm/arm.c (arm_get_cookie_size): Likewise.
16985         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
16986         * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16987         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
16988         * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
16989         mips_gimplify_va_arg_expr): Likewise.
16990         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
16991         * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
16992         add_compiler_branch_island): Likewise.
16993         * config/s390/s390.c (s390_va_start): Likewise.
16994         * config/sh/sh.c (sh_va_start): Likewise.
16995         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
16996         Likewise.
16997         * config/xtensa/xtensa.c (xtensa_va_start,
16998         xtensa_gimplify_va_arg_expr): Likewise.
17000         * objc/objc-act.c (build_objc_string_object,
17001         build_objc_symtab_template, init_def_list, init_objc_symtab,
17002         init_module_descriptor, generate_static_references,
17003         build_selector_translation_table, get_proto_encoding,
17004         build_typed_selector_reference, build_selector_reference,
17005         build_next_objc_exception_stuff,
17006         build_method_prototype_list_template, generate_descriptor_table,
17007         generate_protocols, build_protocol_initializer,
17008         build_ivar_list_template, build_method_list_template,
17009         build_ivar_list_initializer, generate_ivars_list,
17010         generate_dispatch_table, generate_protocol_list,
17011         build_category_initializer, build_shared_structure_initializer,
17012         generate_shared_structures, handle_impent,
17013         generate_objc_image_info): Likewise.
17015 2004-04-25  Paolo Bonzini  <bonzini@gnu.org>
17017         * cfglayout.c (duplicate_insn_chain): Remove references to
17018         NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
17019         * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
17020         * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
17021         * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
17022         and NOTE_INSN_LOOP_CONT.
17023         * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
17024         * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
17025         and NOTE_INSN_LOOP_CONT.
17026         * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
17027         check_dbra_loop, loop_dump_aux): Remove references to removed notes
17028         and fields.
17029         * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
17030         * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
17031         references to removed notes and fields.
17032         (subtract_reg_term, ujump_to_loop_cont): Remove.
17034 2004-08-25  Paolo Bonzini  <bonzini@gnu.org>
17036         * doc/install.texi: Document that libcpp does not require
17037         Automake any longer.  Document that Automake 1.9.1 should
17038         work everywhere.
17040 2004-08-25  Zack Weinberg  <zack@codesourcery.com>
17042         * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
17043         * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
17044         DWARF_DEBUGGING_INFO from choice-of-definition chain;
17045         restructure using C89 features (#elif, #error).
17046         * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
17047         * config/sh/sh.h: Remove references to DWARF_DEBUG.
17048         * doc/invoke.texi: Remove references to DWARF version 1;
17049         clarify why -gdwarf-2<n> doesn't work.
17051 2004-08-25  Zack Weinberg  <zack@codesourcery.com>
17053         * basic-block.h (BB_SET_PARTITION): Clear old value first.
17054         * cfg.c (clear_bb_flags): Don't clear partition setting.
17055         * ifcvt.c (find_if_case_1): Remove ??? comment.
17057 2004-08-25  Alan Modra  <amodra@bigpond.net.au>
17059         PR target/17052
17060         * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
17061         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
17062         current_function_stdarg in place of sysv_varargs_p.
17063         * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
17064         sysv_varargs_p.
17066 2004-08-24  Richard Henderson  <rth@redhat.com>
17068         PR target/16298
17069         * config/i386/i386.c (legitimate_constant_p): Rework to not accept
17070         random codes within CONST.
17072 2004-08-24  James E Wilson  <wilson@specifixinc.com>
17074         * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
17075         -freorder-blocks-and-partition.
17077 2004-08-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17079         PR middle-end/17044
17080         * tree-ssa-threadupdate.c (redirection_data): Make static.
17081         (thread_block): Use ggc_alloc_cleared to allocate struct
17082         redirection_data.  Don't free elements in redirection_data.
17084 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17086         * config/mips/predicates.md (small_data_pattern): Match prefetches.
17088 2004-08-24  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
17090         PR tree-optimization/17016
17091         * tree-ssa-loop-niter.c (number_of_iterations_cond,
17092         number_of_iterations_exit): Use POINTER_TYPE_P instead
17093         of testing for POINTER_TYPE.
17095 2004-08-24  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
17097         * tree-ssa-loop-ivcanon.c: New file.
17098         * tree-ssa-loop-manip.c (create_iv): New function.
17099         * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
17100         (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
17101         * cfgloop.c (mark_single_exit_loops): New function.
17102         (verify_loop_structure): Verify single-exit loops.
17103         * cfgloop.h (struct loop): Add single_exit field.
17104         (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
17105         (mark_single_exit_loops): Declare.
17106         (tree_num_loop_insns): Declare.
17107         * cfgloopmanip.c (update_single_exits_after_duplication): New function.
17108         (duplicate_loop_to_header_edge): Use it.
17109         * common.opt (fivcanon): New flag.
17110         * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
17111         * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
17112         (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
17113         (bsi_insert_on_edge_immediate): New function.
17114         * tree-flow.h (bsi_insert_on_edge_immediate,
17115         canonicalize_induction_variables, tree_unroll_loops_completely,
17116         create_iv): Declare.
17117         * tree-optimize.c (init_tree_optimization_passes): Add
17118         pass_iv_canon and pass_complete_unroll.
17119         * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
17120         * tree-scalar-evolution.c (get_loop_exit_condition,
17121         get_exit_conditions_rec, number_of_iterations_in_loop,
17122         scev_initialize): Use single_exit information.
17123         * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
17124         missing assumptions.
17125         (loop_niter_by_eval):  Return number of iterations as unsigned
17126         int.
17127         * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
17128         (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
17129         tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
17130         New passes.
17131         (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
17132         * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
17133         the defining statement is ready.
17134         * tree-vectorizer.c (vect_create_iv_simple): Removed.
17135         (vect_create_index_for_array_ref, vect_transform_loop_bound):
17136         Use create_iv.
17137         (vect_transform_loop_bound): Use single_exit information.
17138         (vect_analyze_loop_form): Cleanup bogus tests.
17139         (vectorize_loops): Do not call flow_loop_scan.
17140         * tree.h (may_negate_without_overflow_p): Declare.
17141         * fold-const.c (may_negate_without_overflow_p): Split out from ...
17142         (negate_expr_p): ... this function.
17143         (tree_expr_nonzero_p): Handle overflowed constants correctly.
17144         * doc/invoke.texi (-fivcanon): Document.
17145         * doc/passes.texi: Document canonical induction variable creation.
17147 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17149         * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
17150         * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
17151         using the mode of the operand to decide between them.
17152         * config/mips/mips.md (MOVECC): New mode macro.
17153         (ccreg): New mode attribute.
17154         (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
17155         Redefine using :GPR and :MOVECC.  Use %T and %t for the condition.
17156         (mov[sd]icc): Redefine using :GPR.
17158 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17160         * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
17161         (mips_prefetch_cookie): New function.
17162         * config/mips/mips.c (print_operand_address): Fix handling of
17163         ADDRESS_CONST_INT.
17164         (mips_emit_prefetch): Delete.
17165         (mips_prefetch_cookie): New function.
17166         * config/mips/mips.md (prefetch): Turn into a define_insn.  Use a
17167         mode of QImode for the address_operand.  Use mips_prefetch_cookie
17168         to calculate the first "pref" operand.
17169         (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
17170         (prefetch_indexed_[sd]i): Redefine using :P.  Use mips_prefetch_cookie.
17172 2004-08-24  Richard Earnshaw  <rearnsha@arm.com>
17174         * arm.md: Include predicates.md.
17175         * predicates.md: New file.
17176         * arm.c (s_register_operand, arm_hard_register_operand)
17177         (arm_general_register_operand, f_register_operand, reg_or_int_operand)
17178         (arm_immediate_operand, arm_neg_immediate_operand)
17179         (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
17180         (arm_add_operand, arm_addimm_operand, arm_not_operand)
17181         (offsettable_memory_operand, alignable_memory_operand)
17182         (arm_reload_memory_operand, arm_float_rhs_operand)
17183         (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
17184         (index_operand, shiftable_operator, logical_binary_operator)
17185         (shift_operator, equality_operator, arm_comparison_operator)
17186         (minmax_operator, cc_register, dominant_cc_register)
17187         (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
17188         (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
17189         (const_shift_operand, load_multiple_operation)
17190         (store_multiple_operation, multi_register_push, thumb_cmp_operand)
17191         (thumb_cmpneg_operand, thumb_cbrch_target_operand)
17192         (cirrus_register_operand, cirrus_fp_register)
17193         (cirrus_shift_const): Delete, replaced with equivalents in
17194         predicates.md.
17195         (shift_op): Handle ROTATE.
17196         * arm-protos.h: Delete declarations for above.
17197         * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
17198         * t-arm (MD_INCLUDES): Add predicates.md.
17199         (s-preds): Depends on MD_INCLUDES.
17201 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17203         * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
17204         * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
17205         patterns.  Redefine using :GPR.  Give the match_operator a mode.
17206         Use '%2' rather than '%z2' for operand 2.
17208 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17210         * config/mips/mips.md (load_call[sd]i): Redefine using :P.  Add mode
17211         attribute.
17213 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17215         * config/mips/mips.md (indirect_jump): Use force_reg.  Adjust names
17216         of internal patterns.
17217         (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
17218         Redefine using :P.
17219         (tablejump): Use expand_binop to calculate address.  Adjust names
17220         of internal patterns.
17221         (tablejump[sd]i): Renamed from tablejump_internal[12].
17222         Redefine using :P.
17223         (tablejump_mips16[12]): Delete.
17225 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17227         * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
17228         (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
17229         (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
17230         (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
17231         (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
17233 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17235         * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
17236         (*branch_zero[sd]i): Renamed from branch_zero{,_di}.  Redefine
17237         using :GPR.
17238         (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
17239         (*branch_equality[sd]i): Likewise branch_equality{,_di}.
17240         (*branch_equality[sd]i_inverted): Likewise
17241         branch_equality{,_di}_inverted.
17242         (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
17243         Redefine using :GPR.
17245 2004-08-24  Zack Weinberg  <zack@codesourcery.com>
17247         * rtl.def: Reorganize, placing all codes used only in machine
17248         descriptions at the end.
17250         * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
17251         * gengtype.c: Don't include rtl.h.  Define enum rtx_code and
17252         rtx_name, rtx_format arrays by direct reference to rtl.def,
17253         first undefining GENERATOR_FILE.  Define enum insn_note and
17254         note_insn_name array by direct reference to insn-notes.def.
17255         (adjust_field_rtx_def): Remove local definition of rtx_name.
17256         Use symbolic names for insn notes.
17257         * Makefile.in (gengtype.o): Update dependencies.
17259 2004-08-24  Zack Weinberg  <zack@codesourcery.com>
17261         * basic-block.h (struct basic_block_def): Reorder fields to
17262         eliminate interior padding.  Remove 'partition' field.
17263         (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
17264         (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
17265         (BB_COPY_PARTITION): New macros.
17266         * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
17267         Replace all references to the 'partition' field of a basic
17268         block with new macros.
17270         * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
17271         * final.c (final_scan_insn): Don't handle it.
17272         * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
17273         instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
17274         * sched-rgn.c (sched_is_disabled_for_current_region_p):
17275         Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
17277 2004-08-24  Nathan Sidwell  <nathan@codesourcery.com>
17279         * c-decl.c (c_init_decl_processing): Adjust
17280         build_common_tree_nodes call.
17281         * expmed.c (const_mult_add_overflow_p): Use
17282         build_distinct_type_copy.
17283         * stor-layout.c (early_type_list): Remove.
17284         (layout_type): Don't append to early_type_list.
17285         (initialize_sizetypes): Add signed_p argument.
17286         (set_sizetype): Overwrite the stub type nodes directly.
17287         * tree.c (copy_node_stat): Clear a type's value cache here ...
17288         (build_distinct_type): ... not here.
17289         (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
17290         * tree.h (initialize_sizetypes): Add signed_p argument.
17291         (build_common_tree_nodes): Likewise.
17293         * objc/objc-act.c (get_static_reference): Use
17294         build_variant_type_copy.
17295         (get_protocol_reference): Likewise.
17296         * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
17298 2004-08-24  Richard Henderson  <rth@redhat.com>
17299             Andrew Pinski  <apinski@apple.com>
17301         * gimplify.c (gimplify_array_ref_to_plus): Delete.
17302         (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
17303         for ARRAY_REF.
17305         * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
17306         ARRAY_REF also to get to the STRING_CST.
17308 2004-08-24  Paul Brook  <paul@codesourcery.com>
17310         * config/arm/arm.c (arm_override_options): Update error message.
17311         * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
17312         TARGET_HARD_FLOAT_ABI.
17313         (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
17314         (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
17316 2004-08-24  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
17318         PR target/17093
17319         * config/m32r.md (movsi_sda): Add SI mode specification to
17320         UNSPEC.
17322 2004-08-24  Nick Clifton  <nickc@redhat.com>
17324         * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
17325         of seth_add3_operand.
17327 2004-08-24  Nathan Sidwell  <nathan@codesourcery.com>
17329         * Makefile.in (PROTO_OBJS): Add errors.o.
17330         * protoize.c (fancy_abort): Remove.
17331         * mips-tfile.c (fancy_abort): Add parameters.
17333 2004-08-24  Jonathan Wakely  <redi@gcc.gnu.org>
17335         * doc/trouble.texi (C++ misunderstandings): Fix example code.
17337 2004-08-24  Andreas Tobler  <a.tobler@schweiz.ch>
17339         * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
17340         (host-default.o): Add dependency on HOOKS_H.
17341         * config/x-linux: Likewise.
17342         * config/x-solaris: Likewise.
17343         * config/i386/x-mingw32: Likewise.
17344         * config/rs6000/x-darwin: Likewise.
17346 2004-08-23  James E Wilson  <wilson@specifixinc.com>
17348         * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
17349         DEF_REG_NOTE.
17351 2004-08-23  Mark Mitchell  <mark@codesourcery.com>
17353         PR c/14492
17354         * dwarf2out.c (loc_descriptor_from_tree): Robustify.
17356 2004-08-23  Diego Novillo  <dnovillo@redhat.com>
17358         * cfg.c (check_bb_profile): Fix typos.
17359         * function.c (assign_parm_is_stack_parm): Likewise.
17360         * tree-nested.c: Likewise.
17362 2004-08-23  Daniel Jacobowitz  <dan@debian.org>
17364         * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
17365         Remove TYPECODE.
17366         (ggc_alloc_zone_1): Mark TYPE as unused.  Don't save it in the chunk.
17368 2004-08-23  Eric Christopher  <echristo@redhat.com>
17370         * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
17371         * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
17372         * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
17373         * target.h: Ditto.
17374         * hooks.h: Include machmode.h.
17375         (hook_bool_mode_false): Declare.
17376         * hooks.c (hook_bool_mode_false): Define.
17377         * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
17378         * stor-layout.c (layout_type): Ditto.
17379         * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
17380         Define to target macro.
17381         * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
17382         * config/arm/arm.c: Ditto. Use.
17383         * config/arm/arm.h: Ditto.
17384         * config/arm/arm-protos.h: Ditto.
17385         * config/i386/i386.c: Ditto.
17386         * config/i386/i386.h: Ditto.
17387         * config/rs6000/rs6000.c: Ditto.
17388         * config/rs6000/rs6000.h: Ditto.
17389         * config/sh/sh.c: Ditto.
17390         * config/sh/sh.h: Ditto.
17391         * config/sh/sh-protos.h: Ditto.
17392         * config/sh/sh.md: Use.
17393         * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
17394         to TARGET_VECTOR_MODE_SUPPORTED_P.
17396 2004-08-23  Nathan Sidwell  <nathan@codesourcery.com>
17398         * Makefile.in (BUILD_ERRORS): Set to build-errors.
17399         (errors.o): New target for host.
17400         (build-errors.o): New target for build.
17401         (genobjs): Replace errors.o with build-errors.
17402         (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
17403         (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
17404         (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
17405         (fix-header.o): Add errors.h
17406         * collect2.c (fancy_abort): Add parameters.
17407         * collect2.h (fancy_abort): Don't declare.
17408         * errors.h (fancy_abort): Don't declare.
17409         * errors.c: Include either bconfig.h or config.h.
17410         (fancy_abort): Trim filename.
17411         * fix-header.c (v_fatal, fatal): Remove.
17412         (progname): Remove definition.
17413         (main): Set progname here.
17414         * gcc.c (fancy_abort): Add parameters.
17415         * gcc.h (fancy_abort): Remove declaration.
17416         * gcov.c (fancy_abort): Remove.
17417         * rtl.h (fancy_abort): Don't declare.
17418         (abort): Don't define.
17419         * tree.h (fancy_abort): Don't declare.
17420         (abort): Don't define.
17421         * system.h (fancy_abort): Declare.
17422         (abort): Define to fancy_abort.
17423         * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
17425         * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
17426         (usize_type, ubitsizetype): Remove.
17427         * stor-layout.c (set_sizetype): Don't initialize usizetype,
17428         ubitsizetype.
17429         * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
17431         * tree.h (build_distinct_type_copy): New.
17432         (build_type_copy): ... here.  Rename to ...
17433         (build_variant_type_copy): ... here.
17434         * tree.c (build_qualified_type): Rename build_type_copy call.
17435         (build_distinct_type_copy): New, broken out of ...
17436         (build_type_copy): ... here.  Rename to ...
17437         (build_variant_type_copy): ... here.  Use
17438         build_distinct_type_copy.
17439         (build_common_tree_nodes_2): Rename build_type_copy call.
17440         * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
17441         call.
17442         (handle_packed_attribute, handle_unused_attribute,
17443         handle_transparanet_union_attribute, handle_aligned_attribute,
17444         handle_deprecated_attribute): Likewise.
17445         * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
17446         Likewise.
17447         * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
17448         * config/rs6000/rs6000.c (rs6000_init_builtins): Use
17449         build_distinct_type_copy.
17451 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17453         * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR.  Add mode
17454         attribute.
17456 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17458         * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
17459         loads and stores.
17460         (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
17461         formerly unnamed patterns.  Redefine using :P for the address.  Remove
17462         explicit length attributes.
17464 2004-08-23  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
17466         * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
17467         New functions.
17468         (single_reachable_address): Use them.
17469         (schedule_sm): Add dump.
17470         (is_call_clobbered_ref): New function.
17471         (determine_lsm_reg): Check whether the reference is call clobbered.
17472         Only work for gimple_reg_type values.
17474 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17476         * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
17477         $31 store insns.  Redefine using :GPR.
17479 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17481         * config/mips/mips.md (P): New mode macro.
17482         (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
17483         (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
17484         Add mode attributes.
17486 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17488         * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
17489         (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants.  Shuffle
17490         later constants to cover the gap.
17491         (load, store): New mode attributes.
17492         (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
17493         Use new unspec constants.
17495 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17497         * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
17498         (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise.  Change 32-bit patterns
17499         to use register_operand rather than uns_arith_operand as the predicate
17500         for operand 1.  Remove redundant MIPS16 force_reg() for operand 1.
17501         (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
17502         Redefine using :GPR.  Make same predicate change here.  Extend the
17503         commutativity of operands 1 and 2 from the SImode version to the
17504         DImode one.
17505         (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
17506         but with no predicate changes.
17507         (*nor[sd]i3): Redefine using :GPR.
17509 2004-08-23  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
17511         * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
17512         noreturn functions.
17514 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17516         * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
17517         * config/mips/mips.md (abs[sd]i2): Redefine using :GPR.  Only use
17518         branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY.  Use "%."
17519         rather than "%z2" (with a fake const0_rtx for operand 2).
17520         (ffs[sd]i2): Redefine using :GPR.
17521         (clz[sd]i2): Likewise.  Use ISA_HAS_CLO_CLZ for the 64-bit case.
17523 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17525         * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
17527 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17529         * config/mips/mips.md (any_extend): New code macro.
17530         (u, su): New code attributes.
17531         ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
17532         ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
17533         ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
17534         (*{s,u}mul_acc_di): Redefine using any_extend.
17535         (*{,u}muls_di, *{s,u}msac_di): Likewise.  Change names of patterns
17536         to reflect real insn names.
17537         (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
17538         with an any_extend template.
17539         ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
17540         Add '*' to name.
17542 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17544         * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
17545         * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
17546         (mul[sd]i3_r4000): Redefine using :GPR.
17547         (mulsi3_mult3): Don't check TARGET_MAD separately.
17548         (muldi3_mult3): Moved after mulsi_mult3.
17550 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17552         * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
17553         OBJECT_FORMAT_ELF.  Set MASK_SPLIT_ADDR by default if using GNU ld.
17554         * config/mips/mips.h (MASK_GAS): Delete.  Shuffle later masks down.
17555         (TARGET_GAS, TARGET_MIPS_AS): Delete.
17556         (TARGET_GPWORD): Define to true for n32 on IRIX.
17557         (TARGET_SWITCHES): Remove -mmips-as.  Turn -mgas into a no-op.
17558         (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
17559         (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
17560         (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
17561         (MDEBUG_ASM_SPEC): Delete, folding into...
17562         (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
17563         (ASM_SPEC): Inline old GAS_ASM_SPEC.  Use GNU names for ABI switches.
17564         (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
17565         subtarget_mips_as_asm_spec, mdebug_asm_spec.  Use MULTILIB_ABI_DEFAULT
17566         to define asm_abi_default_spec.
17567         (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
17568         (TARGET_ASM_SELECT_SECTION): Delete.
17569         * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
17570         for non-mips16 code, removing previous workaround for SGI assemblers.
17571         (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
17572         (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
17573         (override_options): Remove !TARGET_GAS and !have_named_sections code.
17574         (print_operand): Fold TARGET_GAS conditionals into asm strings.
17575         (mips_output_filename): Remove !TARGET_GAS code.  Replace use of
17576         ASM_STABS_OP and ASM_STABN_OP.
17577         (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
17578         (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
17579         (mips_output_function_prologue): Remove !TARGET_GAS code.
17580         (mips_select_rtx_section): Remove !have_named_sections code.
17581         (mips_select_section): Delete.
17582         * config/mips/mips.md (trap): Remove !TARGET_GAS check.
17583         * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
17584         * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
17585         (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
17586         * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
17587         * config/mips/windiss.h (ASM_SPEC): Likewise.
17589 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17591         * read-rtl.c (map_value, mapping, macro_group): New structures.
17592         (BELLWETHER_CODE): New macro.
17593         (modes, codes, bellwether_codes): New variables.
17594         (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
17595         (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
17596         (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
17597         (add_condition_to_rtx, apply_macro_traverse, add_mapping)
17598         (add_map_value, initialize_macros): New functions.
17599         (def_hash, def_hash_eq_p): Generalize to anything that points to,
17600         or starts with, a char * field.
17601         (find_macro, read_mapping, check_code_macro): New functions.
17602         (read_rtx_1): New, split out from read_rtx.  Handle the new
17603         define_{mode,code}_{macro,attr} constructs.  Use find_macro
17604         to parse the name of a code or mode.  Use BELLWETHER_CODE to
17605         extract the format and to choose a suitable code for rtx_alloc.
17606         Modify recursive invocations to use read_rtx_1.
17607         (read_rtx): Call initialize_macros.  Apply code and mode macros
17608         to the rtx returned by read_rtx_1.  Cache everything after the
17609         first macro expansion for subsequent read_rtx calls.
17610         * doc/md.texi: Document new .md constructs.
17611         * config/mips/mips.md (GPR): New mode macro.
17612         (d, si8_di5): New mode attributes.
17613         (any_cond): New code macro.
17614         (add[sd]i3): Redefine using :GPR.
17615         (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
17616         (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
17617         previously unnamed MIPS16 patterns.
17618         (*addsi3_extended): Renamed from addsi3_internal_2.  Fix overly long
17619         lines.  Don't match (plus (const_int 0) ...).
17620         (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
17621         Use a define_split to generate the addition.
17622         (sub[sd]i3): Redefine using :GPR.  Turn subsi3 into a define_insn.
17623         (subsi3_internal): Delete.
17624         (*subsi3_extended): Renamed from subsi3_internal_2.
17625         (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
17626         (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
17627         using an any_cond template.
17629 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17631         * read-rtl.c (read_rtx): Tidy use of format_ptr.
17633 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17635         * read-rtl.c (string_obstack): New file-scope variable.
17636         (read_string, read_quoted_string, read_braced_string)
17637         (read_escape): Remove obstack parameter and use string_obstack instead.
17638         (read_rtx): Remove function-local rtl_obstack and initialize
17639         string_obstack instead.  Update call to read_string.
17641 2004-08-22  Andrew Pinski  <apinski@apple.com>
17643         PR c/15262
17644         * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
17645         expression is not constant.
17646         (c_finish_return): Do not go through INDIRECT_REF when looking
17647         for the inner expression of an ADDR_EXPR for warning about.
17649 2004-08-22  Richard Henderson  <rth@redhat.com>
17651         PR 17075
17652         * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
17653         create new blocks and fall through.
17654         (expand_gimple_basic_block): Update to match.
17656 2004-08-22  Ulrich Weigand  <uweigand@de.ibm.com>
17658         * reload.c (find_reloads_address): Make return value tri-state.
17659         Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
17660         (find_reloads): Assume that reloaded addresses match 'o' or
17661         EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
17662         returned 1 (not -1).  Omit optional reloads for address operands
17663         only if find_reloads_address returned 1 (not -1).
17665         * config/s390/s390.c (legitimize_reload_address): New function.
17666         * config/s390/s390-protos.h (legitimize_reload_address): Declare.
17667         * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define.  Call
17668         legitimize_reload_address.
17670 2004-08-22  Richard Hendersion  <rth@redhat.com>
17672         * tree.h (SAVE_EXPR_RESOLVED_P): New.
17673         * gimplify.c (gimplify_save_expr): Use it.
17674         * expr.c (expand_expr_real_1): Likewise.  Also set DECL_IGNORED_P
17675         on the temporary variable.
17677 2004-08-22  Andrew Pinski  <pinskia@physics.uc.edu>
17679         * fold-const.c (rtl_expr_nonnegative_p): Delete.
17680         * tree.h (rtl_expr_nonnegative_p): Remove.
17682 2004-08-22  Steven Bosscher  <stevenb@suse.de>
17684         * config/i386/ppro.md (ppro_complex_insn): Add missing check
17685         for cpu==pentiumpro.
17687         * combine.c (struct reg_stat): Fix comment typo.
17689 2004-08-22  Joseph S. Myers  <jsm@polyomino.org.uk>
17691         * c-tree.h (c_sizeof_nowarn): Remove.
17693 2004-08-21  Joseph S. Myers  <jsm@polyomino.org.uk>
17695         * c-decl.c (set_array_declarator_type): Rename to
17696         set_array_declarator_inner.
17697         (build_c_parm, build_attrs_declarator, build_function_declarator):
17698         New functions.
17699         (make_pointer_declarator): Call build_attrs_declarator.
17700         * c-tree.h (set_array_declarator_type): Rename to
17701         set_array_declarator_inner.
17702         (build_c_parm, build_attrs_declarator, build_function_declarator):
17703         New prototypes.
17704         * c-parse.in (after_type_declarator,
17705         parm_declarator_starttypename, parm_declarator_nostarttypename,
17706         notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
17707         firstparm): Use these functions
17709 2004-08-21  Joseph S. Myers  <jsm@polyomino.org.uk>
17711         * c-decl.c (build_array_declarator, set_array_declarator_type,
17712         start_decl, grokdeclarator, grokparms): Change boolean parameters
17713         to type bool.
17714         * c-tree.h (build_array_declarator, set_array_declarator_type,
17715         start_decl): Update prototypes.
17716         * c-decl.c, c-parse.in: All callers changed.
17718 2004-08-21  Mike Stump  <mrs@apple.com>
17720         * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
17721         (darwin_fix_and_continue): Likewise.
17722         (darwin_fix_and_continue_switch): Likewise.
17723         * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
17724         (darwin_fix_and_continue): Likewise.
17725         (darwin_fix_and_continue_switch): Likewise.
17727 2004-08-21  Danny Smith  <dannysmith@users.sourceforge.net>
17729         PR  c++/16030
17730         * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
17731         Remove, merging into ...
17732         (gen_stdcall_or_fastcall_suffix): New function, returning tree
17733         rather than const char*, and accepting additional parameter.
17734         Don't add suffix to '*'-prefixed symbols or variadic functions.
17735         (i386_pe_encode_section_info): Adjust for call to new function.
17736         Call change_decl_assembler_name.
17738 2004-08-20  Mike Stump  <mrs@apple.com>
17740         * config/darwin.c (machopic_indirect_data_reference): Mark
17741         stubs as defined.
17742         * config/386/386.c (darwin_local_data_pic): Add.
17743         (legitimate_constant_p): Reorder so that PLUS handling runs
17744         before darwin_local_data_pic to match the ordering in
17745         legitimate_pic_address_disp_p and so that MINUS runs after
17746         darwin_local_data_pic as otherwise the darwin_local_data_pic
17747         logic can be skipped, which would be very bad.
17748         (legitimate_pic_address_disp_p): Move from from here to
17749         darwin_local_data_pic so it can be reused.
17751 2004-08-21  Alan Modra  <amodra@bigpond.net.au>
17753         * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
17754         (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
17755         (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
17756         (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
17757         (RS6000_ABI_NAME): Define as "linux".
17758         (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
17759         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
17760         ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
17761         * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
17762         * config/rs6000/rs6000.c (dot_symbols): New global var.
17763         (rs6000_output_function_entry): New function, modified for
17764         !DOT_SYMBOLS..
17765         (print_operand <case 'z'>): ..extracted from here.
17766         (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
17767         (rs6000_output_function_epilogue): Likewise.
17768         (rs6000_elf_declare_function_name): Likewise.
17769         * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
17770         (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
17771         * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
17772         * configure: Regenerate.
17773         * config.in: Regenerate.
17775 2004-08-20  Mark Mitchell  <mark@codesourcery.com>
17777         * reload.c (find_reloads_address): Fix thinko in previous change.
17779         * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
17780         a CONST_INT.
17782 2004-08-20  Jakub Jelinek  <jakub@redhat.com>
17784         PR rtl-optimization/17099
17785         * combine.c (force_to_mode): Check if inner_mask has any bits set
17786         outside of GET_MODE (x) instead of op_mode.
17788 2004-08-20  Mark Mitchell  <mark@codesourcery.com>
17790         * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
17791         fragment.
17792         * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
17793         (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
17794         * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
17795         architecture.
17796         (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
17797         configurations.
17798         * config/arm/t-symbian: New file.
17800 2004-08-20  Andrew Pinski  <apinski@apple.com>
17802         * regrename.c (kill_value_regno): ANSIfy.
17804 2004-08-20  Dale Johannesen  <dalej@apple.com>
17806         * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
17808 2004-08-20  Daniel Jacobowitz  <dan@debian.org>
17810         * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
17811         (kill_value_regno): New function, derived from kill_value.
17812         (kill_value): Update.
17813         (copyprop_hardreg_forward_1): Update call to kill_value_regno.
17815 2004-08-20  Daniel Berlin  <dberlin@dberlin.org>
17817         Fix PR tree-optimization/17111
17818         * tree-ssa-pre.c (create_value_expr_from): Don't change the types
17819         of non-value_handles.
17820         (bitmap_set_contains): All constants are in every set.
17822 2004-08-20  Nathan Sidwell  <nathan@codesourcery.com>
17824         * fold-const.c (round_up, round_down): Use build_int_cst.
17825         Optimize common case.
17827 2004-08-20  Zack Weinberg  <zack@codesourcery.com>
17828             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17830         * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
17831         one_only_data_section): Rename to som_readonly_data_section,
17832         som_one_only_readonly_data_section and som_one_only_data_section.
17833         * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
17834         NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
17835         conditional defines.
17836         (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
17837         NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
17838         string values.
17839         (pa_select_section): Use renamed section functions.
17840         * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
17841         SOM_READONLY_DATA_SECTION_FUNCTION,
17842         SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
17843         SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
17844         Define here ...
17845         * config/pa/som.h: ... not here.
17846         (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
17847         ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
17848         ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
17849         ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
17850         (READONLY_DATA_SECTION): Use som_readonly_data_section.
17852 2004-08-20  Nathan Sidwell  <nathan@codesourcery.com>
17854         * fold-const.c (int_const_binop): Don't generate non-overflowing
17855         size-types specially.
17856         (fold_convert_const): Likewise.
17858         * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
17859         clear cache on copied sizetype.
17861 2004-08-20  Ben Elliston  <bje@au.ibm.com>
17863         * configure.ac: Don't escape apostrophe in --enable-coverage help.
17864         * configure: Regenerate.
17866 2004-08-20  Danny Smith  <dannysmith@users.sourceforge.net>
17868         PR 5620
17869         * gcc.c (struct stat input_stat): Don't define if
17870         HOST_LACKS_INODE_NUMBERS
17871         (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
17872         than stat to determine if temp file is same as input file.
17873         * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
17874         * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
17876 2004-08-20  Richard Sandiford  <rsandifo@redhat.com>
17878         * configure.ac (mips*-*-*): Print an error if not using GAS.
17879         * configure: Regenerated.
17880         * doc/install.texi: Remove irix5 bullet from --with-gnu-as.  Remove
17881         comments about buggy MIPSpro assemblers.
17882         * config.gcc (mips-sgi-irix[56]*): Combine stanzas.  Include elfos.h
17883         before mips.h and iris.h after it.  Use t-iris and t-slibgcc-irix.
17884         Use iris5.h only for IRIX 5 configs.  Use iris6.h and t-iris6 for
17885         IRIX 6 configs.  Define IRIX_USING_GNU_LD if using GNU ld.
17886         * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
17887         (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
17888         (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
17889         (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
17890         (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
17891         of more general IRIX 6 definitions.
17892         (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
17893         (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
17894         (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
17895         (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
17896         (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
17897         (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
17898         (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
17899         (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
17900         (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
17901         (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
17902         (LINK_SPEC): Move most of definition to iris.h.
17903         (SUBTARGET_LINK_SPEC): New macro.
17904         (IRIX_STARTFILE_SPEC): Fold into...
17905         (STARTFILE_SPEC): ...here.
17906         (IRIX_ENDFILE_SPEC): Fold into...
17907         (ENDFILE_SPEC): ...here.
17908         * config/mips/iris6.h (TARGET_IRIX5): Remove override.
17909         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
17910         (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
17911         (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
17912         (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
17913         (TARGET_OS_CPP_BUILTINS): Likewise.  Guard IRIX6-specific bits.
17914         (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
17915         (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
17916         (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
17917         (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
17918         (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
17919         (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
17920         (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
17921         (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
17922         (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
17923         (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
17924         (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
17925         (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
17926         (TARGET_IRIX6): Define to 1.
17927         (DRIVER_SELF_SPECS): Define.
17928         (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
17929         (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
17930         (SUBTARGET_LINK_SPEC): New macro.
17931         (IRIX_STARTFILE_SPEC): Fold into...
17932         (STARTFILE_SPEC): ...here.  Remove !mabi=* case.
17933         (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
17934         (LIB_SPEC, LIBGCC_SPEC): Use them.
17935         (LIB_SPEC): Remove !mabi=* case.
17936         (IRIX_ENDFILE_SPEC): Fold into...
17937         (ENDFILE_SPEC): ...here.  Remove !mabi=* case.
17938         * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
17939         * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
17940         (TARGET_IRIX6): New macro.
17941         (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
17942         (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
17943         (LABEL_AFTER_LOC): Delete.
17944         * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
17945         (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
17946         (mips_build_builtin_va_list): Check TARGET_IRIX6.
17947         (override_options): Remove TARGET_SGI_O32_AS-related code.
17948         (irix_output_external_libcall): Make static.
17949         (mips_output_filename): Avoid use of SET_FILE_NUMBER and
17950         LABEL_AFTER_LOC.
17951         (mips_file_start): Tidy guard for ABI sections.  Remove use of
17952         ABICALLS_ASM_OP; use .abicalls instead.
17953         (mips_output_aligned_decl_common, mips_declare_object_name)
17954         (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
17955         (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
17956         .globl foo .text directives.
17957         (irix_asm_named_section_1, irix_asm_named_section)
17958         (irix_section_align_entry, irix_section_align_htab)
17959         (irix_orig_asm_out_file, irix_section_align_entry_eq)
17960         (irix_section_align_entry_hash, irix_asm_output_align)
17961         (irix_file_start, irix_section_align_1, copy_file_data)
17962         (irix_file_end, irix_section_type_flags): Delete.
17963         * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
17964         Use standard section syntax.  Remove protective "jr $31".
17965         (__gcc_fini): Likewise .gcc_fini.
17966         * config/mips/irix-crtn.asm: Adjust sections accordingly.
17967         * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
17968         iris5gas.h.
17969         * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
17970         from t-irix-gld.
17971         (EXTRA_MULTILIB_PARTS): Define.
17972         * config/mips/t-iris6: Remove bogus comment.
17973         (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
17974         * config/mips/iris5gas.h, config/mips/iris5gld.h,
17975         config/mips/iris6gas.h, config/mips/iris6gld.h,
17976         config/mips/t-iris5-as, config/mips/t-iris5-gas
17977         config/mips/t-irix-gld: Delete.
17978         * config/mips/iris.h: New file.
17979         * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
17981 2004-08-20  Richard Earnshaw  <rearnsha@arm.com>
17983         * postreload.c (reload_cse_move2add): Allow any condjump, but check
17984         that the implicit set isn't clobbered in the jump insn.
17986 2004-08-19  Mark Mitchell  <mark@codesourcery.com>
17988         * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
17989         * optabs.c (init_optabs): Don't check it.
17990         * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
17991         * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
17993 2004-08-18  Andreas Krebbel  <krebbel1@de.ibm.com>
17995         * config/s390/s390.md (s390_warn_framesize_string)
17996         (s390_warn_dynamic_string, s390_stack_size_string)
17997         (s390_stack_guard_string): New global string variables.
17998         (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
17999         (s390_stack_guard): New global variables.
18000         (override_options): Added checks for the new options.
18001         (s390_emit_prologue): Emit stack check and trap code and perform
18002         compile time stack size checking.
18004         * config/s390/s390.h (TARGET_OPTIONS): Added new options
18005         "warn-framesize", "warn-dynamicstack", "stack-size" and
18006         "stack-guard".
18008         * doc/invoke.texi: Added documentation for the new options.
18010 2004-08-19  Ulrich Weigand  <uweigand@de.ibm.com>
18012         * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
18013         to eliminate warning.
18014         (linear_search_fdes): Declare p as unsigned.
18015         (binary_search_mixed_encoding_fdes): Likewise.
18016         * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
18017         to eliminate warning.
18018         * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
18019         type cast.
18021 2004-08-19  Ulrich Weigand  <uweigand@de.ibm.com>
18023         * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
18024         * config/s390/s390.c (preferred_la_operand_p): Accept two operands
18025         instead of one.  Check for strictly legitimate address.
18026         * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
18027         to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
18029 2004-08-19  Eric Christopher  <echristo@redhat.com>
18031         * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
18032         * langhooks.h (unsave_expr_now): Ditto.
18033         * tree.h (unsave_expr_1): Remove prototype.
18034         (lhd_unsave_expr_now): Rename to unsave_expr_now.
18035         * tree-inline.c (unsave_expr_1): Move here
18036         from tree.c. Make static.
18037         (unsave_expr_now): Rename from lhd_unsave_expr_now.
18038         * tree-sra.c: Fix up for rename.
18039         * tree-ssa-copy.c: Ditto.
18040         * tree-eh.c: Ditto.
18041         * tree.c (unsave_expr_1): Move to tree-inline.c.
18043 2004-08-19  Caroline Tice  <ctice@apple.com>
18045         * config/i386/cygming.h (switch_to_section):  Fix typo (change
18046         in_unlikely_text_section to in_unlikely_executed_text).
18048 2004-08-19  Daniel Berlin  <dberlin@dberlin.org>
18050         * vec.h (VEC_lower_bound): New macro.
18052 2004-08-19  Richard Sandiford  <rsandifo@redhat.com>
18054         PR target/16446
18055         * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
18056         (mips_arg_info): Update accordingly.  Remove common treatment of fpr_p;
18057         treat each ABI separately.  Deal with n32/n64 complex float arguments.
18058         (function_arg): Add associated complex handling here.
18060 2004-08-19  Richard Henderson  <rth@redhat.com>
18062         * config/arm/arm.c (arm_gen_load_multiple): Use
18063         adjust_automodify_address.  Take base memory and offset instead
18064         of unchanging/struct/scalar bits.
18065         (arm_gen_store_multiple): Likewise.
18066         (arm_gen_movmemqi): Use adjust_automodify_address.
18067         * config/arm/arm-protos.h: Update decls.
18068         * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
18069         (store_multiple): Similarly.
18071 2004-08-19  J"orn Rennecke <joern.rennecke@superh.com>
18073         * regclass.c (globalize_reg): Update call_really_used_regs.
18075 2004-08-19  Nathan Sidwell  <nathan@codesourcery.com>
18077         * doc/invoke.texi (integer-share-limit): Document.
18079         * tree.h (TYPE_CACHED_VALUES_P): New.
18080         (TYPE_CACHED_VALUES): New.
18081         (TYPE_ORIG_SIZE_TYPE): Adjust.
18082         * tree.def (INTEGER_CST): Update documentation.
18083         * tree.c: Inlcude params.h.
18084         (build_int_cst): Cache small values.
18085         (build_type_copy): Do not copy the value cache.
18086         * c-common.c (c_common_nodes_and_builtins): Add comment, remove
18087         unneeded zeroing.
18088         * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
18089         * expmed.c (const_mult_add_overflow_p): Clear type copy's value
18090         cache.
18091         * fold-const.c (force_fit_type): Copy value when setting
18092         overflows.
18093         (int_const_binop): Likewise.
18094         * stor-layout.c: Include params.h
18095         (set_sizetype): Create values cache.
18096         (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
18097         * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
18098         * params.h (INTEGER_SHARE_LIMIT): New.
18099         * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
18101 2004-08-19  Paolo Bonzini  <bonzini@gnu.org>
18103         * gimplify.c (gimplify_minimax_expr): Remove.
18104         (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
18106 2004-08-19  Dorit Naishlos  <dorit@il.ibm.com>
18108         * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
18109         STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
18111 2004-08-19  Mark Mitchell  <mark@codesourcery.com>
18113         * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
18115 2004-08-18  Andrew Pinski  <apinski@apple.com>
18117         * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
18119 2004-08-18  Mark Mitchell  <mark@codesourcery.com>
18121         * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
18122         (__aeabi_ul2f): Likewise.
18124 2004-08-18  Richard Henderson  <rth@redhat.com>
18126         * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
18127         move to rtl completely.
18128         (struct meminsnbuf, xtensa_emit_block_move): Remove.
18129         (xtensa_find_mode_for_size): Remove.
18130         * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
18131         * config/xtensa/xtensa.md (movmemsi_internal): Remove.
18133 2004-08-18  Richard Henderson  <rth@redhat.com>
18135         * config/mcore/mcore.c (mode_from_align): Remove DImode.
18136         (block_move_sequence): Rewrite to use adjust_address.
18137         (mcore_expand_block_move): Cleanup logic.  Accept only operands.
18138         Return boolean indicating success/failure.
18139         * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
18140         * config/mcore/mcore.md (movmemsi): Update to match.
18142 2004-08-18  Mike Stump  <mrs@apple.com>
18144         * doc/invoke.texi (-mfix-and-continue): Add support for
18145         fast turn around debugging.
18146         (-ffix-and-continue): Likewise.
18147         (-mindirect-data): Likewise.
18148         (-findirect-data): Likewise.
18149         * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
18150         (indirect_data): Likewise.
18151         (machopic_data_defined_p): Likewise.
18152         (machopic_output_indirection): Likewise.
18153         (darwin_encode_section_info): Likewise.
18154         (darwin_fix_and_continue): Likewise.
18155         (darwin_fix_and_continue_switch): Likewise.
18156         * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
18157         * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
18158         (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
18159         (SUBTARGET_OPTIONS): Likewise.
18160         (darwin_fix_and_continue): Likewise.
18161         (darwin_fix_and_continue_switch): Likewise.
18162         (TARGET_FIX_AND_CONTINUE): Likewise.
18163         * config/rs6000.c (rs6000_emit_prologue): Likewise.
18165 2004-08-19  Steven Bosscher  <stevenb@suse.de>
18167         * basic-block.h (struct edge_def): Remove crossing_edge.
18168         (EDGE_CROSSING): New define.
18169         (EDGE_ALL_FLAGS): Update.
18170         * bb-reorder.c (find_traces_1_round, better_edge_p,
18171         find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
18172         find_jump_block, fix_crossing_conditional_branches,
18173         fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
18174         Replace all occurences of crossing_edge with an edge flag check
18175         or set/reset.
18176         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
18177         try_crossjump_bb): Likewise.
18178         * cfglayout.c (fixup_reorder_chain): Likewise.
18179         * cfgrtl.c (force_nonfallthru_and_redirect,
18180         commit_one_edge_insertion): Likewise.
18182         * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
18183         * tree-flow.h (compute_dominance_frontiers): Move prototype...
18184         * basic-block.h:  ...here.
18185         * tree-cfg.c (compute_dominance_frontiers_1,
18186         compute_dominance_frontiers): Move from here...
18187         * cfganal.c: ...to here.  Include timevar.h.
18189 2004-08-18  James E Wilson  <wilson@specifixinc.com>
18191         * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
18192         * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
18194         * config/mips/mips.md (type): Add frdiv.
18195         (divsf3+1, divsf3+2): Change type to frdiv.
18196         * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
18197         ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
18199         * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
18200         * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
18201         * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
18202         * config/mips/5000.md (r5k_fdiv_single): Likewise.
18203         * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
18204         * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
18205         * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
18206         * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
18207         * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
18208         * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
18209         Likewise.
18210         * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
18212 2004-08-18  Robert Bowdidge <bowdidge@apple.com>
18214         * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
18215         get regression tester working again.
18217 2004-08-18  Zack Weinberg  <zack@codesourcery.com>
18219         * insn-notes.def, reg-notes.def: New files.
18220         * rtl.h: Use them to define enum insn_note and enum reg_note.
18221         * rtl.c: Use them to define note_insn_name and reg_note_name.
18222         * Makefile.in (RTL_BASE_H): Update.
18224         * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
18225         renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
18227 2004-08-18  Richard Earnshaw  <rearnsha@arm.com>
18229         * arm.c (arm_size_rtx_costs): New function.
18230         (arm_override_options): Use it if optimizing for space.
18232 2004-08-18  Richard Henderson  <rth@redhat.com>
18234         * emit-rtl.c (gen_const_mem): New.
18235         * rtl.h (gen_const_mem): Declare.
18236         * expr.c (do_tablejump): Use it.
18237         * varasm.c (force_const_mem): Likewise.
18238         * config/darwin.c (machopic_indirect_data_reference): Likewise.
18239         (machopic_legitimize_pic_address): Likewise.
18240         * config/arm/arm.c (legitimize_pic_address): Likewise.
18241         * config/i386/i386.c (legitimize_pic_address): Likewise.
18242         (legitimize_tls_address): Likewise.
18243         * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
18244         * config/ia64/ia64.md (load_fptr): Likewise.
18245         * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
18246         * config/pa/pa.c (legitimize_pic_address): Likewise.
18247         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
18248         (rs6000_emit_move): Likewise.
18249         * config/s390/s390.c (legitimize_pic_address): Likewise.
18250         (legitimize_tls_address): Likewise.
18251         * config/s390/s390.md (casesi): Likewise.
18252         * config/sh/sh.c (sh_reorg): Likewise.
18253         * config/sparc/sparc.c (legitimize_pic_address): Likewise.
18254         * config/v850/v850.md (casesi): Likewise.
18256         * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
18257         * config/sh/sh.c (prepare_move_operands): Remove incorrect
18258         use of MEM_READONLY_P.
18260 2004-08-18  Steven Bosscher  <stevenb@suse.de>
18262         * Makefile.in (OBJS-common): Add postreload-gcse.c.
18263         Add new postreload-gcse.o.
18264         * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
18265         (lookup_as_function, insert, rehash_using_reg, use_related_value,
18266         equiv_constant): Use SAFE_HASH instead of safe_hash.
18267         (exp_equiv_p): Export.  Add for_gcse argument when comparing
18268         for GCSE.
18269         (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
18270         find_comparison_args, fold_rtx, cse_insn): Update callers.
18271         (hash_rtx): New function derived from old canon_hash and bits
18272         from gcse.c hash_expr_1.
18273         (canon_hash_string): Rename to hash_rtx_string.
18274         (canon_hash, safe_hash): Make static inline.  Call hash_rtx.
18275         * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
18276         (cselib_lookup): Update this caller.
18277         * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
18278         Make static.
18279         (hash_expr): Call hash_rtx.
18280         (ldst_entry): Likewise.
18281         (expr_equiv_p): Call exp_equiv_p.
18282         (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
18283         reg_used_on_edge, reg_set_between_after_reload_p,
18284         reg_used_between_after_reload_p, get_avail_load_store_reg,
18285         is_jump_table_basic_block, bb_has_well_behaved_predecessors,
18286         get_bb_avail_insn, hash_scan_set_after_reload,
18287         compute_hash_table_after_reload,
18288         eliminate_partially_redundant_loads, gcse_after_reload,
18289         get_bb_avail_insn, gcse_after_reload_main): Remove.
18290         * postreload-gcse.c: New file, reincarnating most of the above.
18291         * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
18292         (gcse_after_reload_main): Update prototype.
18293         * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
18294         * passes.c (rest_of_handle_gcse2): Use it.
18296 2004-08-18  Diego Novillo  <dnovillo@redhat.com>
18298         * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
18299         (pass_loop_done): Likewise.
18301 2004-08-18  Andrew Pinski  <apinski@apple.com>
18303         * config/rs6000/darwin.md: Delete the altivec patterns which are
18304         handled differently now.
18305         (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
18306         (macho_correct_pic_di): Likewise.
18307         (call_indirect_nonlocal_darwin64): Likewise.
18308         Delete the save world/saveFP/saveVec patterns.
18310         Revert the reversion of: 2004-08-16  Stan Shebs  <shebs@apple.com>
18311         * config/darwin.c (macho_indirect_data_reference): Add DImode case.
18312         * config/rs6000/rs6000.md: Include darwin.md.
18313         (builtin_setjmp_receiver): Add DImode case.
18314         * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
18315         Darwin bits.
18317 2004-08-18  Matt Austern  <austern@apple.com>
18319         Dead code stripping
18320         * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
18321         * darwin.c (darwin_file_end): Mark file as potentially strippable.
18323 2004-08-18  Richard Henderson  <rth@redhat.com>
18325         * alias.c (readonly_fields_p): Remove.
18326         (objects_must_conflict_p): Don't call it.
18327         * tree.h (readonly_fields_p): Remove.
18328         * langhooks.h (struct lang_hooks): Remove honor_readonly.
18329         * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
18331 2004-08-18  Diego Novillo  <dnovillo@redhat.com>
18333         * tree-dfa.c (add_referenced_var): Only global variables are
18334         call-clobbered.
18335         * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
18336         * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
18337         all pointers dereferenced if the statement dereferences them.
18338         (create_name_tags): Do not create memory tags for pointers
18339         that have PT_ANYTHING set.
18340         Also check if PT_VARS is not empty before creating a name tag.
18341         (compute_flow_sensitive_aliasing): Don't mark call-clobbered
18342         variables that share the same alias set with a pointer that
18343         may point anywhere.
18344         (add_may_alias): Add FIXME comment to remove clobbering
18345         aliased variables and tags.
18346         (replace_may_alias): Likewise.
18347         (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
18348         (merge_pointed_to_info): If the original variable has not
18349         points-to information, call set_pt_anything.
18350         (add_pointed_to_var): Do not prevent adding a pointed-to
18351         variable if the pointers is PT_ANYTHING.
18352         If the variable is a global, set PT_GLOBAL_MEM.
18353         (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
18354         pointer type only come in PTR+OFFSET flavours.
18355         Always call merge_pointed_to_info on PHI arguments that are
18356         SSA_NAMEs.
18357         (get_nmt_for): Mark call-clobbered tags whose pointer points
18358         to global memory.
18359         * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
18360         values.
18361         (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
18362         FLAGS.
18363         (add_stmt_operand): Abort if the caller tried to add a killing
18364         definition for a memory tag.
18365         * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
18366         unnecessary checks.
18368 2004-08-18  J"orn Rennecke <joern.rennecke@superh.com>
18370         * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
18371         from call_used_regs.  Update call_really_used_regs.
18372         (CALL_REALLY_USED_REGISTERS): Define.
18373         * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
18374         Replace call_used_regs with call_really_used_regs.
18375         (calc_live_regs, sh_media_register_for_return): Likewise.
18376         (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
18377         * sh.md (return_media): Likewise.
18379 2004-08-18  Andrew Pinski  <apinski@apple.com>
18381         * config/darwin.c (machopic_legitimize_pic_address): Only set
18382         MEM_READONLY_P in the non TARGET_TOC case.
18384 2004-08-18  Zack Weinberg  <zack@codesourcery.com>
18386         * rtl.def (NIL): Delete.
18387         * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
18388         Tighten the syntax a little.
18390         * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
18391         * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
18392         * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
18393         * config/i386/predicates.md, config/m32r/m32r.h
18394         * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
18395         * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
18396         * config/sparc/sparc.h, doc/tm.texi:
18397         Replace all occurrences of NIL with UNKNOWN.
18399 2004-08-18  Zack Weinberg  <zack@codesourcery.com>
18401         * dojump.c (do_jump <unordered_bcc>): Do not recursively call
18402         self with a TRUTH_ORIF_EXPR; generate the appropriate jump
18403         sequence inline.  Move drop_through_label code into this
18404         block, being the only place it is used.  Adjust comments.
18406 2004-08-18  Fariborz Jahanian <fjahanian@apple.com>
18408         * config/rs6000/altivec.md: Add new patterns for calls to
18409         save_world/rest_world functions.
18411         * config/rs6000/rs6000-protos.h: (save_world_operation,
18412         restore_world_operation) new declarations.
18414         * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
18415         field added.
18416         (rs6000_stack_info): Set world_save_p field.
18417         (save_world_operation): New function.
18418         (restore_world_operation): New function.
18419         (compute_save_world_info): New function.
18420         (rs6000_stack_info): Call compute_save_world_info.
18421         (rs6000_emit_prologue): Check for world_save_p and generate
18422         pattern to call save_world for saving all non-volatile and
18423         special registers.
18424         (rs6000_emit_epilogue): Check for world_save_p and generate
18425         pattern to call rest_world to restore saved registers.
18427         config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
18428         FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
18429         (rs6000_reg_names): New entries added for save_world_operation and
18430         restore_world_operation.
18432 2004-08-18  Caroline Tice  <ctice@apple.com>
18434         * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
18435         "-freorder-blocks-and-partition" to the flags used in second
18436         stage of profiledbootstrap.
18437         * bb-reorder.c (push_to_next_round_p): Add new variable,
18438         next_round_is_last; set and use variable to make sure, when
18439         partitioning, that the last trace construction round consists
18440         of all (and only) cold basic blocks.
18441         (rotate_loop): Don't copy blocks that end in a section
18442         crossing jump.
18443         (copy_bb): Correctly initialize "partition" of duplicated bb.
18444         (add_unlikely_executed_notes): Add a comment.
18445         (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
18446         to make sure, if function contains hot blocks, that the
18447         successors of ENTRY_BLOCK_PTR are hot; also, only look for
18448         crossing edges if the architecture supports named sections.
18449         (mark_bb_for_unlikely_executed_section): Modify to always
18450         insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
18451         the basic block note insn.
18452         (fix_crossing_unconditional_branches): Remove extra space.
18453         (fix_edges_for_rarely_executed_code): Modify to only do
18454         partitioning work if the architecture supports named sections.
18455         (reorder_basic_blocks): Modify to only add
18456         NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
18457         supports named sections.
18458         * c-common.c (handle_section_attribute): Initialize new global
18459         variable, user_defined_section_attribute, to true if user has
18460         specified one.
18461         * cfgcleanup.c (try_forward_edges): Modify to not attempt to
18462         forward edges that cross section boundaries.
18463         * cfglayout.c (fixup_reorder_chain): Modify to only fix up
18464         partitioning information if the architecture supports named
18465         sections.
18466         * cfgrtl.c (target.h): Add statement to include this.
18467         (rtl_split_block): Make sure newly created bb gets correct
18468         partition.
18469         (try_redirect_by_replacing_jump): Make sure redirection isn't
18470         attempting to cross section boundaries.
18471         (force_nonfallthru_and_redirect): Only do partition fix up if
18472         architecture supports named sections.
18473         (rtl_split_edge): Make sure newly created bb ends up in
18474         correct partition.
18475         (commit_one_edge_insertion): Remove code that incorrectly
18476         updated basic block partition; Make sure partition fix up only
18477         happens if architecture supports named sections and it's not
18478         already done.
18479         (rtl_verify_flow_info_1): Fix if-condition on test/error
18480         condition that fallthru edges are not allowed to cross section
18481         boundaries.
18482         * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
18483         * final.c (final_scan_insn): Remove redundant test from if-statement;
18484         change calls to text_section into calls to function_section; add code
18485         to only to partitioning fix up if architecture supports named
18486         sections.
18487         * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
18488         partition.
18489         (if_convert): Add targetm.have_named_sections to test.
18490         * output.h (unlikely_section_label): Extern declaration for new global
18491         variable.
18492         (unlikely_text_section_name): Likewise.
18493         * opts.c (decode_options): If both partitioning and DWARF debugging
18494         are turned on, issue a warning that this doesn't work, and change
18495         partitiong to basic block reordering (without hot/cold partitions).
18496         * passes.c (rest_of_handle_final): Re-set new global variable,
18497         user_defined_section_attribute, to false.
18498         (rest_of_compilation): Change options for calling partitioning
18499         function: Don't call if the user defined the section attribute, and
18500         don't call if DECL_ONE_ONLY is true for the current function.
18501         * predict.c (choose_function_section): Return immediately if we
18502         are doing hot/cold partitioning (i.e. let the basic block partitioning
18503         determine where the function belongs).
18504         * reg-stack.c (emit_swap_insn): Add condition to step over
18505         NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
18506         * toplev.c (user_defined_section_attribute): New global variable.
18507         * toplev.h (user_defined_section_attribute): Extern declaration
18508         for new global variable.
18509         * varasm.c (unlikely_section_label): New global variable.
18510         (unlikely_text_section_name): New global variable.
18511         (unlikely_text_section): Add code to initialize
18512         unlikely_text_section_name if necessary; modify to use
18513         unlikely_text_section_name and unlikely_section_label; also to use
18514         named_section properly.
18515         (in_unlikely_text_section):  Modify to work correctly with
18516         named_section and to use unlikely_text_section_name.
18517         (named_section):  Add code to work properly with cold section.
18518         (function_section): Clean up if-statement.
18519         * config/darwin.c (darwin_asm_named_section): Return to original
18520         code, removing use of SECTION_FORMAT_STRING.
18521         * config/arm/pe.h (switch_to_section):  Add case for
18522         in_unlikely_executed_text to switch statement.
18523         * config/i386/cygming.h (switch_to_section): Likewise.
18524         * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
18525         (SECTION_FORMAT_STRING): Likewise.
18526         * config/mcore/mcore.h (switch_to_section): Likewise.
18527         * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
18528         (SECTION_FORMAT_STRING): Remove.
18530 2004-08-18  Roger Sayle  <roger@eyesopen.com>
18532         * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
18533         -ffixed-reg safe, by preserving the meanings of zero and one.
18534         (CALL_USED_REGISTERS): Likewise.
18535         (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
18537 2004-08-18  Kaz Kojima  <kkojima@gcc.gnu.org>
18539         * config/sh/sh.c (split_branches): Check the result of
18540         next_active_insn.
18541         (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
18542         Call rtl_register_cfg_hooks.
18544 2004-08-18  Richard Henderson  <rth@redhat.com>
18546         * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
18547         * alias.c (true_dependence): Update to match new semantics.
18548         (canon_true_dependence, write_dependence_p): Likewise.
18549         (anti_dependence, output_dependence): Update write_dependence_p args.
18550         (unchanging_anti_dependence): Remove.
18551         * calls.c (purge_mem_unchanging_flag): Remove.
18552         (fixup_tail_calls): Don't call it.
18553         (expand_call): Don't add unchanging memory to function usage.
18554         * expr.c (emit_block_move_via_libcall): Likewise.
18555         (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
18556         (get_subtarget): Don't use RTX_UNCHANGING_P.
18557         (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
18558         (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
18559         * combine.c (get_last_value_validate): Use MEM_READONLY_P.
18560         * cse.c (insert): Don't use RTX_UNCHANGING_P.
18561         (cse_insn, canon_hash): Use MEM_READONLY_P.
18562         * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
18563         instead of RTX_UNCHANGING_P.
18564         * explow.c (maybe_set_unchanging): Remove.
18565         * expr.h (maybe_set_unchanging): Remove.
18566         * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
18567         * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
18568         (assign_parm_setup_reg, expand_function_start): Likewise.
18569         * integrate.c (copy_rtx_and_substitute): Likewise.
18570         * ra-rewrite.c (emit_colors): Likewise.
18571         * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
18572         (fixup_match_1): Likewise.
18573         * reload1.c (reload, alter_reg): Likewise.
18574         * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
18575         not RTX_UNCHANGING_P.
18576         (equiv_init_varies_p): Likewise.
18577         * loop-invariant.c (check_maybe_invariant): Likewise.
18578         * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
18579         * loop.c (note_addr_stored): Likewise.
18580         (prescan_loop): Likewise. Don't check function usage for clobbered
18581         unchanging memory.
18582         * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
18583         not RTX_UNCHANGING_P.
18584         (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
18585         * varasm.c (force_const_mem): Likewise.
18586         * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
18587         * web.c (entry_register): Likewise.
18588         * tree-gimple.h (get_base_address): Move decl ...
18589         * tree.h: ... here.
18590         * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
18592         * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
18593         called via for_each_rtx.  Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
18594         (alpha_set_memflags): Update to match.
18596         * config/darwin.c (machopic_indirect_data_reference): Set
18597         MEM_READONLY_P instead of RTX_UNCHANGING_P.
18598         (machopic_indirect_call_target): Likewise.
18599         (machopic_legitimize_pic_address): Likewise.
18600         * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
18601         arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
18602         * config/arm/arm.md (load_multiple, store_multiple): Likewise.
18603         * config/frv/frv.md (symGOT2reg): Likewise.
18604         * config/i386/i386.c (legitimize_pic_address,
18605         legitimize_tls_address, ix86_split_to_parts): Likewise.
18606         * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
18607         * config/ia64/ia64.md (load_fptr): Likewise.
18608         * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
18609         * config/m68k/m68k.c (legitimize_pic_address): Likewise.
18610         * config/mcore/mcore.c (block_move_sequence): Likewise.
18611         * config/mn10300/mn10300.md (symGOT2reg): Likewise.
18612         * config/pa/pa.c (legitimize_pic_address): Likewise.
18613         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
18614         (rs6000_emit_move): Likewise.
18615         * config/s390/s390.c (legitimize_pic_address): Likewise.
18616         (legitimize_tls_address): Likewise.
18617         * config/s390/s390.md (casesi): Likewise.
18618         * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
18619         * config/sh/sh.md (symGOT2reg): Likewise.
18620         * config/sparc/sparc.c (legitimize_pic_address): Likewise.
18621         * config/v850/v850.md (casesi): Likewise.
18623         * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
18624         * config/iq2000/iq2000.c (save_restore_insns): Likewise.
18625         * config/mips/mips.c (mips_restore_gp): Likewise.
18626         (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
18627         * config/sh/sh.c (sh_reorg): Likewise.
18629 2004-08-18  Richard Henderson  <rth@redhat.com>
18631         * tree.h (struct tree_decl): Add gimple_formal_temp.
18632         (DECL_GIMPLE_FORMAL_TEMP_P): New.
18633         * gimplify.c (pop_gimplify_context): Clear it.
18634         (lookup_tmp_var): Set it, if is_formal.
18635         (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
18636         Use is_gimple_val for VECTOR.  Simplify return value.
18637         (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
18638         (gimplify_expr): Likewise.
18639         * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
18640         is_gimple_tmp_rhs for clarity.  Update all callers.
18641         (is_gimple_reg_rhs): Simplify logic.
18642         (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
18643         clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
18644         (is_gimple_formal_tmp_reg): Similarly.
18645         * tree-gimple.h: Update decls.
18646         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
18647         DECL_IGNORED_P, not DECL_ARTIFICIAL.  Tidy formatting.
18648         * tree-ssa-live.c (var_union, type_var_init): Likewise.
18650 2004-08-18  Paolo Bonzini  <bonzini@gnu.org>
18652         * c4x.c (legitimize_operands): Remove calls to
18653         preserve_subexpressions_p.
18655 2004-08-18  David Edelsohn  <edelsohn@gnu.org>
18657         * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
18658         * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
18660 2004-08-18  Ziemowit Laski  <zlaski@apple.com>
18662         * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
18663         Objective-C++ extensions.
18664         * gengtype.c (get_file_basename): Match entire subdirectory name
18665         ('cp', 'objc', 'objcp') rather than just its suffix.
18666         (get_base_file_bitmap): Allow for files to belong to more than one
18667         language.
18668         (get_output_file_with_visibility): Treat objc/objc-act.h as a header
18669         used by more than one front-end.
18671 2004-08-18  Richard Earnshaw  <rearnsha@arm.com>
18673         * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
18674         avoid use of preserve_subexpressions_p.
18676 2004-08-17  Richard Henderson  <rth@redhat.com>
18678         PR 17051
18679         * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
18681 2004-08-17  DJ Delorie  <dj@redhat.com>
18683         * doc/extend.texi: Document new xstormy16 attribute.
18685         * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
18686         (xstormy16_splittable_below100_or_register): New.
18687         (combine_bnp): New.
18688         (xstormy16_reorg): New.
18689         (TARGET_MACHINE_DEPENDENT_REORG): Define.
18691         * config/stormy16/stormy16.md (movqi_internal): Make name public.
18692         (movhi_internal): Likewise.
18693         (cbhranchhi): Likewise.
18694         (cbhranchhi_neg): Likewise.
18695         (andhi3): Only allow splittable below100 operands.
18696         (iorhi3): Likewise.
18697         (peephole2): New and/zero_extend->and peephole.
18698         (peephole2): New load/ior/save->set1 peephole.
18699         (peephole2): New load/and/save->clr1 peephole.
18700         (bclrx, bclrx2, bclr7, bclr15): New.
18701         (bsetx, bsetx2, bset7, bset15): New.
18703         * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
18704         liberal about acceptable 'B' masks.
18706         * config/stormy16/stormy16-protos.h
18707         (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
18708         xstormy16_below100_operand, xstormy16_below100_or_register,
18709         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
18710         (PREDICATE_CODES): Add new predicates.
18712         * config/stormy16/stormy16.c
18713         (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
18714         xstormy16_below100_operand, xstormy16_below100_or_register,
18715         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
18716         (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
18717         (xstormy16_legitimate_address_p): Allow below100 symbols.
18718         (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
18719         (xstormy16_expand_move): Leave below100 operands as-is.
18720         (xstormy16_encode_section_info): Encode below100 symbols.
18721         (xstormy16_strip_name_encoding): New.
18722         (xstormy16_print_operand): Print 'b' as shift mask.
18723         (xstormy16_attribute_table): Add below100 attributes.
18724         (xstormy16_handle_below100_attribute): New.
18726         * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
18727         (XSTORMY16_SECTION_FUNCTION): New.
18728         (EXTRA_SECTION_FUNCTIONS): Define using the above.
18729         (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
18730         (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
18731         (ASM_OUTPUT_LABELREF): Define.
18733         * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
18734         (movhi_internal): Add below100 support.
18735         (andhi3): Add below100 support.
18736         (iorhi3): Add below100 support.
18737         (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
18739 2004-08-17  James E Wilson  <wilson@specifixinc.com>
18741         * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
18742         of VOIDmode for comparison code mode.
18743         * config/mips/mips.md: For conditional move patterns, use mode of
18744         first compare operand for comparison mode, instead of VOIDmode.
18746         * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
18747         normal and -ffast-math code.
18749 2004-08-17  Mark Mitchell  <mark@codesourcery.com>
18751         PR c++/15871
18752         * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
18754 2004-08-17  Robert Bowdidge  <bowdidge@apple.com>
18756         * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
18758 2004-08-17  Andreas Tobler  <a.tobler@schweiz.ch>
18760         * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
18761         for non Darwin targets.
18762         (*call_value_nonlocal_darwin64): Likewise.
18764 2004-08-17  Fariborz Jahanian <fjahanian@apple.com>
18766         * config/rs6000/rs6000.c (rs6000_function_value): Check for
18767         altivec mode for altivec return register.
18769 2004-08-17  David Edelsohn  <edelsohn@gnu.org>
18771         Revert 2004-08-16  Stan Shebs  <shebs@apple.com>
18772         * config/darwin.c (macho_indirect_data_reference): Add DImode case.
18773         * config/rs6000/rs6000.md: Include darwin.md.
18774         (builtin_setjmp_receiver): Add DImode case.
18775         * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
18776         Darwin bits.
18778 2004-08-17  Dorit Naishlos  <dorit@il.ibm.com>
18780         * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
18781         trees.
18782         * tree-vectorizer.h: New File: Same.
18783         * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
18784         * common.opt (ftree-vectorize): New flag to enable vectorization.
18785         * timevar.def (TV_TREE_VECTORIZATION): New dump file for
18786         vectorization pass.
18787         * tree-data-ref.h (init_data_ref): Additional argument.
18788         (array_base_name_differ_p): Moved to tree-data-ref.c.
18789         * tree-data-ref.c (array_base_name_differ_p): Revised.
18790         (initialize_data_dependence_relation): Call array_base_name_differ_p
18791         with an extra argument.
18792         (analyze_all_data_dependences): Same.
18793         (init_data_ref): Additional argument is_read to set DR_IS_READ.
18794         * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
18795         file.
18796         * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
18797         * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
18798         * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
18799         vectorization pass.
18800         * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
18801         (tree_ssa_loop_done): Call scev_finalize.
18802         (tree_vectorize): Define the new vectorization pass.
18803         * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
18804         size of the vector they support (until support for multiple vector
18805         sizes is added to the vectorizer).
18806         * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
18807         * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
18808         * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
18809         documentation.
18811 2004-08-17  Nathan Sidwell  <nathan@codesourcery.com>
18813         * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
18814         usage.
18815         (generate_protocol_list, handle_impent): Likewise.
18817 2004-08-17  Roger Sayle  <roger@eyesopen.com>
18819         * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
18820         ensure that call_used_regs is a superset of both fixed_regs and
18821         call_really_used_regs.
18823 2004-08-17  Daniel Bornstein  <danfuzz@milk.com>
18825         PR target/17019
18826         * arm.md (addsi3_cbranch_scratch): Correct case labels.
18828 2004-08-17  Paolo Bonzini  <bonzini@gnu.org>
18830         PR middle-end/17036
18831         * fold-const.c (fold): Check for integer operand when
18832         folding (A >> N) & 1 ? (1 << N) : 0.  Fix from Andrew
18833         Pinski  <pinskia@physics.uc.edu>.
18835 2004-08-17  Paolo Bonzini  <bonzini@gnu.org>
18837         * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
18838         No need to check if in a cross configuration.
18839         * configure: Regenerate.
18841         * calls.c (precompute_register_parameters):
18842         Inline preserve_subexpressions_p ().
18843         * expmed.c (expand_mult_const, emit_store_flag): Likewise.
18844         * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
18845         Likewise.
18846         * expr.c (get_subtarget): Likewise.
18847         * rtl.h (preserve_subexpressions_p): Remove.
18848         * stmt.c (preserve_subexpressions_p): Remove.
18850         * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
18851         TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
18852         Abort on gimplified cases.
18854 2004-08-16  James E Wilson  <wilson@specifixinc.com>
18856         * tree.h (VECTOR_FLOAT_TYPE_P): New.
18857         (FLOAT_TYPE_P): Use it.
18858         * c-typeck.c (build_binary_op): After convert calls, check for
18859         check for ERROR_MARK operands.
18861 2004-08-16  Zack Weinberg  <zack@codesourcery.com>
18863         * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
18864         (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
18865         (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
18866         (genobjs static pattern rule): Remove %.c dependency.
18867         ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
18868         Rename rules; delete commands; fix dependencies.
18869         (mostlyclean): Do not delete temporary source copies.
18870         * configure.ac: Delete all references to BUILD_PREFIX and
18871         BUILD_PREFIX_1.
18872         * configure: Regenerate.
18874         * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
18875         Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
18876         basic-block.h #ifdef GENERATOR_FILE.  Surround some more code
18877         with #ifndef GENERATOR_FILE so that nothing from those headers
18878         is used.
18880         * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
18882 2004-08-16  Adam Nemet  <anemet@lnxw.com>
18884         * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
18886 2004-08-16  Andrew Pinski  <apinski@apple.com>
18888         * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
18889         extraneous semicolon.
18891 2004-08-16  Devang Patel  <dpatel@apple.com>
18893         * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
18894         * print-tree.c (print_node): Print DECL_PRESERVE_P.
18895         * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
18896         (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
18897         * target.h (struct gcc_target): New member, mark_decl_preserved.
18898         * hooks.c (hook_void_charptr): Rename to ...
18899         (hook_void_constcharptr): ... new name.
18900         * hooks.h (hook_void_charptr): Rename to ..
18901         (hook_void_constcharptr): ... new name.
18902         * tree.h (DECL_PRESERVE_P): New #define.
18903         (struct tree_decl): New member, preserve_flag.
18904         * varasm.c (assemble_start_function): Mark decl preserved.
18905         (assemble_variable): Same.
18906         * darwin.c (darwin_mark_decl_preserved): New function.
18907         * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
18908         * darwin-protos.h (darwin_mark_decl_preserved): New decl.
18909         * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
18911 2004-08-16  Joseph S. Myers  <jsm@polyomino.org.uk>
18913         * c-decl.c (grokdeclarator): Allow for function definition where
18914         innermost declarator has attributes.
18916 2004-08-16  Fariborz Jahanian <fjahanian@apple.com>
18918         * except.c (get_exception_filter, build_post_landing_pads,
18919         dw2_build_landing_pads): Use target-specific mode for 'filter'.
18920         * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
18921         * target.h (eh_return_filter_mode): New field added.
18922         * targhooks.c (default_eh_return_filter_mode): Defined.
18923         * targhooks.h (default_eh_return_filter_mode): Declared.
18924         * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
18926 2004-08-16  Nathanael Nerode  <neroden@gcc.gnu.org>
18928         * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
18929         ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
18930         * configure: Regenerate.
18932 2004-08-16  Stan Shebs  <shebs@apple.com>
18934         Basic support for 64-bit Darwin.
18935         * config/darwin.c (macho_indirect_data_reference): Add DImode case.
18936         (machopic_legitimize_pic_address): Similarly, plus use Pmode
18937         instead of SImode.
18938         * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
18939         (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
18940         (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
18941         (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
18942         (PROCESSOR_DEFAULT64): Define.
18943         * config/rs6000/darwin.md: New file, patterns specific to 64-bit
18944         Darwin.
18945         * config/rs6000/rs6000.md: Include darwin.md.
18946         (builtin_setjmp_receiver): Add DImode case.
18947         * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
18948         Darwin.
18949         (TARGET_ASM_ALIGNED_DI_OP): Ditto.
18950         (rs6000_emit_move): Add DImode case to Darwin bits.
18951         (machopic_output_stub): Use .quad if 64-bit.
18952         * invoke.texi: Document -m32 and -m64.
18954 2004-08-16  Janis Johnson  <janis187@us.ibm.com>
18956         * doc/extend.texi (AltiVec builtins): Document additional differences
18957         from the Motorola AltiVec PIM.
18959 2004-08-16  Nathan Sidwell  <nathan@codesourcery.com>
18961         * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
18962         * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
18963         (struct tree_common): Update public_flag documentation.
18965 2004-08-16  Nathanael Nerode  <neroden@gcc.gnu.org>
18967         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
18968         Check for artificial variables, not is_gimple_tmp_var.
18969         * tree-ssa-live.c (var_union): Likewise.
18971 2004-08-16  Nathan Sidwell  <nathan@codesourcery.com>
18973         * calls.c (load_register_parameters): Remove spurious FIXME token.
18975 2004-08-15  Ziemowit Laski  <zlaski@apple.com>
18977         * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
18978         (c-lang.o): Depend on c-objc-common.h.
18979         (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
18980         c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
18981         * c-lang.c: Include c-objc-common.h.
18982         (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
18983         LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
18984         LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
18985         LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
18986         LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
18987         LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
18988         LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
18989         LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
18990         LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
18991         LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
18992         LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
18993         LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
18994         LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
18995         LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
18996         LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
18997         LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18998         LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
18999         LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
19000         LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
19001         LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
19002         LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
19003         LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
19004         LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
19005         LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
19006         Move to c-objc-common.h.
19007         * c-objc-common.c: Include c-objc-common.h.
19008         * c-objc-common.h: New file.
19010 2004-08-15  Andreas Tobler  <a.tobler@schweiz.ch>
19011             Andrew Pinski  <pinskia@physics.uc.edu>
19013         PR target/14931
19014         * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
19015         style.
19017 2004-08-15  Nathan Sidwell  <nathan@codesourcery.com>
19019         * tree.h (build_int_cst): New.
19020         (build_int_2): Remove.
19021         * tree.c (build_int_2): Remove.
19022         (build_int_cst): New.
19023         (make_vector_type, build_common_tree_nodes,
19024         build_common_tree_nodes_2): Use build_int_cst.
19025         * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
19026         expand_builtin_strpbrk, expand_builtin_fputs,
19027         build_string_literal, expand_builtin_printf,
19028         expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
19029         fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
19030         fold_builtin_isdigit, simplify_builtin_strstr,
19031         simplify_builtin_strpbrk, fold_builtin_fputs,
19032         simplify_builtin_sprintf): Use build_int_cst.
19033         * c-common.c (start_fname_decls, fix_string_type,
19034         c_common_nodes_and_builtins, c_init_attributes,
19035         shorten_compare): Likewise.
19036         * c-decl.c (complete_array_type,
19037         check_bitfield_type_and_width): Likewise.
19038         * c-lex.c (interpret_integer, lex_charconst): Likewise.
19039         * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
19040         * c-pretty-print.c (pp_c_integer_constant): Likewise.
19041         * c-typeck.c (really_start_incremental_init, push_init_level,
19042         set_nonincremental_init_from_string): Likewise.
19043         * calls.c (load_register_parameters): Likewise.
19044         * convert.c (convert_to_pointer): Likewise.
19045         * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
19046         build_fn_info_type, build_ctr_info_value, build_gcov_info):
19047         Likewise.
19048         * except.c (init_eh, assign_filter_values, assign_filter_values):
19049         Likewise.
19050         * expmed.c (store_fixed_bit_field, extract_bit_field,
19051         extract_fixed_bit_field, extract_split_bit_field, expand_shift,
19052         expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
19053         expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
19054         * expr.c (convert_move, emit_group_load, emit_group_store,
19055         expand_assignment, store_constructor, store_field,
19056         expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
19057         * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
19058         invert_truthvalue, optimize_bit_field_compare,
19059         decode_field_reference, all_ones_mask_p, constant_boolean_node,
19060         fold_div_compare, fold, fold_read_from_constant_string,
19061         fold_negate_const, fold_abs_const, fold_not_const): Likewise.
19062         * function.c (assign_parm_setup_block): Likewise.
19063         * stmt.c (shift_return_value, expand_end_case_type,
19064         estimate_case_costs): Likewise.
19065         * stor-layout.c (layout_type, initialize_sizetypes,
19066         set_min_and_max_values_for_integral_type): Likewise.
19067         * tree-chrec.c (chrec_fold_multiply_poly_poly,
19068         reset_evolution_in_loop): Likewise.
19069         * tree-chrec.h (build_polynomial_chrec): Likewise.
19070         * tree-complex.c (build_replicated_const): Likewise.
19071         * tree-eh.c (honor_protect_cleanup_actions,
19072         lower_try_finally_onedest, lower_try_finally_copy,
19073         lower_try_finally_switch): Likewise.
19074         * tree-mudflap.c (mf_build_string, mx_register_decls,
19075         mudflap_register_call, mudflap_enqueue_constant): Likewise.
19076         * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
19077         * tree-pretty-print.c (dump_generic_node): Likewise.
19078         * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
19079         Likewise.
19080         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
19081         * tree-ssa-loop-niter.c (number_of_iterations_cond,
19082         loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
19083         Likewise.
19085         * config/alpha/alpha.c (alpha_initialize_trampoline,
19086         alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
19087         * config/arm/arm.c (arm_get_cookie_size): Likewise.
19088         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
19089         * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19090         * config/i860/i860.c (i860_va_start): Likewise.
19091         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
19092         * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
19093         mips_gimplify_va_arg_expr): Likewise.
19094         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
19095         * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
19096         add_compiler_branch_island): Likewise.
19097         * config/s390/s390.c (s390_va_start): Likewise.
19098         * config/sh/sh.c (sh_va_start): Likewise.
19099         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
19100         Likewise.
19101         * config/xtensa/xtensa.c (xtensa_va_start,
19102         xtensa_gimplify_va_arg_expr): Likewise.
19104         * objc/objc-act.c (build_objc_string_object,
19105         build_objc_symtab_template, init_def_list, init_objc_symtab,
19106         init_module_descriptor, generate_static_references,
19107         build_selector_translation_table, get_proto_encoding,
19108         build_typed_selector_reference, build_selector_reference,
19109         build_next_objc_exception_stuff,
19110         build_method_prototype_list_template, generate_descriptor_table,
19111         generate_protocols, build_protocol_initializer,
19112         build_ivar_list_template, build_method_list_template,
19113         build_ivar_list_initializer, generate_ivars_list,
19114         generate_dispatch_table, generate_protocol_list,
19115         build_category_initializer, build_shared_structure_initializer,
19116         generate_shared_structures, handle_impent,
19117         generate_objc_image_info): Use build_int_cst.
19119 2004-08-15  Ben Elliston  <bje@au.ibm.com>
19121         * vec.h: Comment improvements.
19123 2004-08-14  Roger Sayle  <roger@eyesopen.com>
19125         * c-common.c (shorten_compare, pointer_int_sum,
19126         c_common_truthvalue_conversion, boolean_increment): Replace calls
19127         to build with calls to buildN.
19128         * c-decl.c (complete_array_type, grokdeclarator): Likewise.
19129         * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
19130         gimplify_switch_stmt): Likewise.
19131         * c-typeck.c (default_function_array_conversion,
19132         build_component_ref, build_array_ref, build_function_call,
19133         pointer_diff, build_unary_op, build_conditional_expr,
19134         build_compound_expr, build_modify_expr, c_finish_goto_label,
19135         c_finish_goto_ptr, c_finish_return, c_finish_loop,
19136         c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
19137         build_binary_op): Likewise.
19139 2004-08-15  Steven Bosscher  <stevenb@suse.de>
19141         * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
19143 2004-08-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
19145         * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
19146         curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
19147         * fixinc/fixincl.x: Rebuilt.
19149 2004-08-14  Richard Sandiford  <rsandifo@redhat.com>
19151         * config/mips/mips-protos.h (mips_symbolic_constant_p)
19152         (mips_atomic_symbolic_constant_p, mips_stack_address_p)
19153         (mips_small_data_pattern_p): Declare.
19154         * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
19155         (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
19156         * config/mips/mips.c (mips_symbolic_constant_p): Make global.
19157         (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
19158         (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
19159         (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
19160         (reg_or_const_float_1_operand, hilo_operand, extend_operator)
19161         (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
19162         (pc_or_label_operand, call_insn_operand, move_operand)
19163         (consttable_operand, symbolic_operand, general_symbolic_operand)
19164         (global_got_operand, local_got_operand, stack_operand)
19165         (fp_register_operand, lo_operand, fcc_register_operand): Delete.
19166         (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
19167         (mips_small_data_pattern_p): Replace previous small_data_pattern
19168         predicate.  Turn into a bool () (rtx) function.
19169         * config/mips/predicates.md: New file.
19170         * config/mips/mips.md: Include it.  Use the target-independent
19171         comparison_operator instead of cmp_op.  Rename trap_cmp_op to
19172         trap_comparison_operator and equality_op to equality_operator.
19173         Replace uses of small_int with the equivalent const_arith_operand.
19174         Rename reg_or_const_float_1_operand to reg_or_1_operand.  Rename
19175         const_float_1_operand to const_1_operand.  Rename fcc_register_operand
19176         to fcc_reload_operand.
19177         * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
19179 2004-08-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
19181         PR libstdc++/17005 partial fix.
19182         * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
19183         except when generating ANSI/C89 code.
19185 2004-08-14  Nathan Sidwell  <nathan@codesourcery.com>
19187         * c-common.c (shorten_compare): Use force_fit_type directly.
19189 2004-08-14  Gerald Pfeifer  <gerald@pfeifer.com>
19190             Dimitri Papadopoulos-Orfanos  <papadopo@shfj.cea.fr>
19191             Dave Korn  <dk@artimi.com>
19193         * doc/install.texi (Building): Avoid duplicate reference to GNU
19194         make requirement.
19195         (*-*-solaris2*): Do not recommend GNU make any longer.  Simplify.
19197 2004-08-14  Richard Henderson  <rth@redhat.com>
19199         * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
19200         * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
19202 2004-08-13  Richard Henderson  <rth@redhat.com>
19204         * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
19205         for constant_call_address_operand.
19206         (call_value_pop_1, call_value_1): Likewise.
19207         (sibcall_value_1, call_value_1_rex64): Likewise.
19209 2004-08-13  James E Wilson  <wilson@specifixinc.com>
19211         * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
19212         Correct mode from SFmode to DFmode.
19214 2004-08-13  Ziemowit Laski  <zlaski@apple.com>
19216         * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
19217         __cstring_object and __image_info sections with the no_dead_strip
19218         attribute.
19220 2004-08-13  Roger Sayle  <roger@eyesopen.com>
19221             David Billinghurst  <David.Billinghurst@riotinto.com>
19223         PR libgfortran/15930
19224         * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
19225         * fixinc/fixincl.x: Regenerate.
19226         * fixinc/tests/base/internal/math_core.h: New file.
19228 2004-08-13  Richard Henderson  <rth@redhat.com>
19230         * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
19231         (dbxout_function_end): Remove ifdefs for it.
19232         (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
19234 2004-08-13  Richard Henderson  <rth@redhat.com>
19236         * Makefile.in (insn-preds.o): Depend on TREE_H.
19237         * genpreds.c (write_insn_preds_c): Include tree.h.
19238         * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
19239         reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
19240         const48_operand, and_operand, or_operand, mode_width_operand,
19241         mode_mask_operand, mul8_operand, const0_operand,
19242         hard_fp_register_operand, hard_int_register_operand,
19243         reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
19244         samegp_function_operand, direct_call_operand, small_symbolic_operand,
19245         global_symbolic_operand, call_operand, symbolic_operand,
19246         dtp16_symbolic_operand, dtp32_symbolic_operand,
19247         gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
19248         gottp_symbolic_operand, alpha_comparison_operator,
19249         alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
19250         signed_comparison_operator, alpha_fp_comparison_operator,
19251         divmod_operator, fix_operator, aligned_memory_operand,
19252         unaligned_memory_operand, reg_or_unaligned_mem_operand,
19253         any_memory_operand, reg_not_elim_operand, normal_memory_operand,
19254         reg_no_subreg_operand, addition_operation): Move to predicates.md.
19255         (reg_or_const_int_operand): Remove.  Replace all users with
19256         reg_or_cint_operand.
19257         (tls_symbolic_operand_1): Export.  Don't check mode or for CONST.
19258         (resolve_reload_operand): Split out of aligned_memory_operand.
19259         * config/alpha/alpha-protos.h: Update for exports.
19260         * config/alpha/alpha.h (PREDICATE_CODES): Remove.
19261         * config/alpha/alpha.md: Include predicates.md.
19262         * config/alpha/predicates.md: New file.
19264 2004-08-13  Richard Sandiford  <rsandifo@redhat.com>
19266         * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
19267         fields with a pointer to the instruction definition.
19268         (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
19269         (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
19270         (write_attr_case, write_const_num_delay_slots): Update accordingly.
19271         (write_attr_case, write_const_num_delay_slots): Write the name of
19272         an insn next to its case statement.
19273         * genoutput.c (data): Add a filename field.
19274         (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
19275         (output_insn_data): Print the location of each insn definition.
19276         * genrecog.c (write_action): Print the name of an insn above
19277         the statement that returns its code.
19279 2004-08-12  Andrew Pinski  <pinskia@physics.uc.edu>
19281         * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
19282         * config/libgloss.h: Likewise.
19283         * config/arm/arm.c (arm_gen_load_multiple): Likewise.
19284         * c4x/c4x-modes.def: Likewise.
19285         * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
19286         (c4x_rptb_nop_p): Likewise.
19287         (c4x_rptb_valid_p): Likewise.
19288         (c4x_rptb_insert): Likewise.
19289         (c4x_address_conflict): Likewise.
19290         * config/c4x/c4x.md: Likewise.
19291         * config/frv/frv.md: Likewise.
19292         * config/i386/athlon.md: Likewise.
19293         * config/i386/i386.md: Likewise.
19294         * config/i386/predicates.md: Likewise.
19295         * config/ia64/ia64.c: Likewise.
19296         * config/ia64/itanium1.md: Likewise.
19297         * config/ia64/itanium2.md: Likewise.
19298         * config/iq2000/iq2000.md: Likewise.
19299         * config/mcore/mcore.c: Likewise.
19300         * config/mips/mips.c: Likewise.
19301         * config/mips/r3900.h: Likewise.
19302         * config/mips/sb1.md: Likewise.
19303         * config/pa/milli64.S: Likewise.
19304         * config/pa/pa.c: Likewise.
19305         * config/pa/pa.h: Likewise.
19306         * config/rs6000/8540.md: Likewise.
19308 2004-08-13  Daniel Berlin  <dberlin@dberlin.org>
19310         * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
19312 2004-08-13  J"orn Rennecke <joern.rennecke@superh.com>
19314         * sh.md (cbranch define_delay) Use cond_delay_slot for
19315         non-anulled condition too.
19317 2004-08-12  David Edelsohn  <edelsohn@gnu.org>
19319         * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
19320         * config/rs6000/rs6000.h (PREDICATE_CODES): Add
19321         any_parallel_operand, lmw_operation, stmw_operation,
19322         mfcr_operation, mtcrf_operation.  Remove PARALLEL from any_operand.
19323         * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
19324         any_parallel_operand.
19325         (return_and_restore_fpregs_{si,di}): Same.
19327 2004-08-12  Zack Weinberg  <zack@codesourcery.com>
19329         * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
19330         if pred->singleton != PARALLEL, issue a warning and pretend it was.
19331         Also issue a warning for any predicate we don't know about.
19333 2004-08-12  Richard Henderson  <rth@redhat.com>
19335         * config/i386/i386.c (internal_label_prefix): Export.
19336         (internal_label_prefix_len, struct ix86_address,
19337         ix86_decompose_address, maybe_get_pool_constant,
19338         ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
19339         memory_address_length): Export.
19340         (any_fp_register_operand, fp_register_operand,
19341         register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
19342         x86_64_general_operand, x86_64_szext_general_operand,
19343         x86_64_nonmemory_operand, x86_64_movabs_operand,
19344         x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
19345         x86_64_zext_immediate_operand, const_int_1_31_operand,
19346         symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
19347         tls_symbolic_operand, global_dynamic_symbolic_operand,
19348         local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
19349         local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
19350         constant_call_address_operand, const0_operand, const1_operand,
19351         const248_operand, const_0_to_3_operand, const_0_to_7_operand,
19352         const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
19353         shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
19354         general_no_elim_operand, nonmemory_no_elim_operand,
19355         index_register_operand, q_regs_operand, flags_reg_operand,
19356         non_q_regs_operand, zero_extended_scalar_load_operand,
19357         vector_move_operand, no_seg_address_operand, sse_comparison_operator,
19358         ix86_comparison_operator, ix86_carry_flag_operator,
19359         fcmov_comparison_operator, promotable_binary_operator,
19360         cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
19361         mult_operator, div_operator, arith_or_logical_operator,
19362         memory_displacement_operand, cmpsi_operand, long_memory_operand,
19363         aligned_operand): Move to predicates.md as define_predicates.
19364         (tls_symbolic_operand_1): Remove.
19365         (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
19366         (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
19367         (legitimize_address): Merge tls_symbolic_operand contents.
19368         (ix86_expand_move): Likewise.
19369         * config/i386/i386-protos.h: Update for exports.
19370         * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
19371         (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
19372         * config/i386/i386.md: Include predicates.md.
19373         * config/i386/predicates.md: New file.
19375 2004-08-13  Mark Mitchell  <mark@codesourcery.com>
19377         PR c++/16924
19378         * config/i386/winnt.c (i386_pe_mark_dllexport): Set
19379         SYMBOL_REF_DECL.
19380         (i386_pe_mark_dllimport): Likewise.
19381         (i386_pe_encode_section_info): Likewise, when overriding
19382         dllimport attribute.
19384 2004-08-12  Geoffrey Keating  <geoffk@apple.com>
19386         * configure.ac: When testing for flex, nm, ar, and bison, check
19387         that they will actually be built.
19388         * configure: Regenerate.
19390 2004-08-12  Ulrich Weigand  <uweigand@de.ibm.com>
19392         * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
19393         (MOVE_MAX_PIECES): Define.
19395 2004-08-12  Devang patel  <dpatel@apple.com>
19397         * dbxout.c (dbxout_begin_prologue): New function.
19398         (dbx_debug_hooks): Use new begin prologue hook.
19399         (dbxout_function_end): Emit N_ENSYM.
19400         * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
19402 2004-08-12  Janis Johnson  <janis187@us.ibm.com>
19404         * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
19405         argument is float*.
19407         * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
19408         for vec_dss.
19410         * doc/extend.texi (AltiVec builtins): Fix description for recent
19411         changes.  Update operation list to match current support.
19413 2004-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
19415         * config/s390/s390.c (struct s390_frame_layout): New struct as element
19416         of struct machine_function.
19417         (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
19418         changed all uses.
19419         (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
19420         changed all uses.
19421         (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
19422         (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
19423         (s390_frame_area, s390_register_info): New functions.
19424         (s390_optimize_prolog): Renamed to s390_optimize_prologue.  Added check
19425         for base register.
19426         (s390_return_addr_rtx, s390_return_address_offset)
19427         (s390_va_start, s390_gimplify_va_arg)
19428         (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
19429         layouts.
19430         (s390_frame_info): Functionality partly moved to s390_register_info.
19431         Made adaptions for new stack layout.
19432         (save_gprs, restore_gprs): Changed meaning of second parameter and
19433         adapted all callers.
19435         * config/s390/s390.h (s390_backchain_string): New global variable.
19436         (MASK_BACKCHAIN): Removed definition.
19437         (TARGET_BACKCHAIN): Changed check.
19438         (TARGET_KERNEL_BACKCHAIN): New macro.
19439         (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
19440         (TARGET_OPTIONS): Added "backchain", "no-backchain" and
19441         "kernel-backchain".
19442         (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
19444         * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
19445         as condition.  Adjusted for new stack layout.
19447         * doc/invoke.texi: Added documentation for new option
19448         "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
19449         "-mno-backchain".
19451 2004-08-12  Paul Brook  <paul@codesourcery.com>
19453         * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
19454         (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
19456 2004-08-12  David Daney  <ddaney@avtrex.com>
19458         * java/gcj.texi:  Add subsection on signal usage.
19460 2004-08-12  David Edelsohn  <edelsohn@gnu.org>
19462         * expr.c (move_by_pieces): Set alignment for move to minimum of
19463         MOVE_MAX_PIECES mode alignment and the largest non-slow mode
19464         alignment, but not less than the original alignment.
19465         (move_by_pieces_ninsns): Same.
19466         (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
19467         (store_by_pieces_1): Same.
19469 2004-08-12  Diego Novillo  <dnovillo@redhat.com>
19471         PR tree-optimization/16867
19472         * tree.c (is_global_var): New function.
19473         (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
19474         Call is_global_var.
19475         * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
19476         Update all users.
19477         (is_global_var): Declare.
19478         * tree-dfa.c (dump_variable): Display global and addressable
19479         attributes.
19480         (add_referenced_var): Clarify documentation when marking
19481         variables call-clobbered.
19482         * tree-flow-inline.h (is_call_clobbered): Call is_global_var
19483         instead of needs_to_live_in_memory.
19484         (mark_call_clobbered): If the variable is a tag, mark it
19485         DECL_EXTERNAL.
19486         * tree-gimple.c (is_gimple_reg): Don't check for
19487         TREE_ADDRESSABLE.
19488         (is_gimple_non_addressable): Likewise.
19489         * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
19490         needs to be marked call-clobbered.
19491         (setup_pointers_and_addressables): Call is_global_var instead
19492         of needs_to_live_in_memory.
19493         * tree-ssa-dce.c (need_to_preserve_store): Remove.
19494         Update all users with is_global_var.
19495         (mark_stmt_if_obviously_necessary): Fix processing of aliased
19496         stores.  Don't check the virtual definitions.  Rather, check
19497         whether the store is going into global memory.
19498         (find_obviously_necessary_stmts): Get the symbol from the PHI
19499         result.
19500         * tree-ssa-operands.c (get_call_expr_operands): Do not add
19501         clobbering may-defs if the call does not have side effects.
19503 2004-08-12  Jakub Jelinek  <jakub@redhat.com>
19505         PR c++/16276
19506         * output.h (default_function_rodata_section,
19507         default_no_function_rodata_section): New prototypes.
19508         * target.h (struct gcc_target): Add asm_out.function_rodata_section.
19509         * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
19510         (TARGET_ASM_OUT): Add it.
19511         * varasm.c (default_function_rodata_section,
19512         default_no_function_rodata_section): New functions.
19513         * final.c (final_scan_insn): Call
19514         targetm.asm_out.function_rodata_section instead of
19515         readonly_data_section.
19516         * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
19517         * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
19518         * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
19519         * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
19520         Likewise.
19521         * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
19522         * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
19523         Likewise.
19524         * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
19525         Likewise.
19526         * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
19527         * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
19528         * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
19530 2004-08-12  Paul Brook  <paul@codesourcery.com>
19532         * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
19533         frame info.
19534         * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
19535         DWARF2_UNWIND_INFO.
19537 2004-08-12  Ben Elliston  <bje@au.ibm.com>
19539         PR target/16286
19540         * config/rs6000/altivec.h: Change vector to __vector throughout.
19541         (Except for the `vector' macro itself).
19543 2004-08-12  Zack Weinberg  <zack@codesourcery.com>
19545         * genpreds.c: Add capability to generate predicate bodies as
19546         well as function prototypes.  Write function prototypes for
19547         the generic predicates too.
19548         (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
19549         (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
19550         (write_match_code, write_predicate_expr, write_one_predicate_function)
19551         (parse_option): New functions.
19552         (output_predicate_decls): Delete.
19553         (main): Read the machine description, process DEFINE_PREDICATE or
19554         DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
19555         as appropriate.
19557         * genrecog.c (struct decision_test): Replace index with
19558         struct pred_data pointer.
19559         (next_index): Remove, unused.
19560         (pred_table, preds, special_mode_pred_table): Delete.
19561         (compute_predicate_codes, process_define_predicate): New functions.
19562         (validate_pattern, add_to_sequence, write_switch): Update for
19563         new data structures.
19564         (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
19565         Check both error_count and have_error.
19567         * gensupport.c (in_fname, first_predicate): New globals.
19568         (define_pred_queue, define_pred_tail): New RTL-pattern queue.
19569         (predicate_table, last_predicate, old_pred_table)
19570         (old_special_pred_table): New statics.
19571         (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
19572         (add_predicate, init_predicate_table): New functions.
19573         (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
19574         (init_md_reader_args_cb): Use the global in_fname.  No need to zero
19575         it or max_include_len.  Call init_predicate_table.
19576         (read_rtx): Run the predicate queue after the attribute queue
19577         but before all the others.
19578         * gensupport.h (in_fname, struct pred_data, first_predicate)
19579         (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
19580         * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
19581         (DEFINE_SPECIAL_PREDICATE): New RTL codes.
19582         * dummy-conditions.c: Don't include bconfig.h, system.h,
19583         coretypes.h, tm.h, or system.h.  Do include stddef.h.
19584         Duplicate declaration of struct c_test from gensupport.h.
19586         * Makefile.in (OBJS-common): Add insn-preds.o.
19587         (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
19588         (insn-preds.c, insn-preds.o): New rules.
19589         (s-preds): Also generate insn-preds.c.
19590         (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
19591         Update dependencies.
19592         (print-rtl.o, print-rtl1.o): Correct dependencies.
19594         * recog.h: Delete prototypes of predicate functions.
19596         * doc/md.texi (Predicates): New section with complete
19597         documentation of operand/operator predicates.  Remove some
19598         incomplete documentation of predicates from other places.
19599         * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
19600         PREDICATE_CODES; indicate that both are deprecated in favor
19601         of define_predicate/define_special_predicate.
19603         * config/ia64/ia64.c: All predicate function definitions moved
19604         to ia64.md, except
19605         (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
19606         (ia64_expand_load_address, ia64_expand_move):
19607         Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
19609         * config/ia64/ia64.md: All predicates now defined here.
19610         (symbolic_operand): Is now a special predicate.
19612         * config/ia64/ia64.h: Declare ia64_section_threshold.
19613         (PREDICATE_CODES): Delete.
19615 2004-08-12  Richard Henderson  <rth@redhat.com>
19617         * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
19618         * c-semantics.c (add_stmt): Set it.
19619         * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
19620         before instantiating a variable sized type.
19622 2004-08-12  Richard Henderson  <rth@redhat.com>
19624         * stor-layout.c (round_up, round_down): Move ...
19625         * fold-const.c (round_up, round_down): ... here.  Use
19626         multiple_of_p to avoid any arithmetic at all.
19628 2004-08-12  Richard Henderson  <rth@redhat.com>
19630         * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
19631         (gimplify_init_ctor_preeval_1): New.
19632         (gimplify_init_ctor_preeval): New.
19633         (gimplify_init_ctor_eval): New.
19634         (gimplify_init_constructor): Use them.  Always gimplify the LHS
19635         object first.
19637 2004-08-12  Ziemowit Laski  <zlaski@apple.com>
19639         (This patch is part of merge of objc-improvements-branch
19640         into mainline.)
19642         * doc/frontends.texi: Mention Objective-C++ in addition to
19643         Objective-C.
19644         * doc/install.texi: Add 'obj-c++' to list of configurable
19645         languages.
19646         * doc/invoke.texi: Rename Objective-C option headings to
19647         indicate they also apply to Objective-C++.  List file
19648         extensions for Objective-C++ sources.  Mention that
19649         ObjC and ObjC++ compilations may also use C and C++ options,
19650         respectively.  Point users to doc/standards.texi for
19651         further info on ObjC and ObjC++.
19652         * doc/sourcebuild.texi: Mention the objcp/ directory and
19653         the Objective-C++ sources it contains.
19654         * doc/standards.texi: Update link to Apple ObjC site;
19655         add link to gcc readings.html WWW doc.
19657 2004-08-12  Alan Modra  <amodra@bigpond.net.au>
19659         * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
19660         and 2004-07-14 changes.
19662 2004-08-12  Paul Brook  <paul@codesourcery.com>
19664         * doc/invoke.texi: Fix typo.
19666 2004-08-11 Devang Patel  <dpatel@apple.com>
19668         * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
19669         and -no_dead_strip_inits_and_terms.
19670         (LINK_SPEC): Same.
19671         * doc/invoke.texi (Darwin Options): Document -dead_strip and
19672         -no_dead_strip_inits_and_terms.
19674 2004-08-11  Paul Brook  <paul@codesourcery.com>
19676         * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
19677         (arm_load_pic_register): ... to this.
19678         * config/arm/arm.c (arm_finalize_pic): Rename ...
19679         (arm_load_pic_register): ... to this.  Always output insns at the
19680         current location.  Load via low reg in thumb mode.
19681         (arm_expand_prologue): Call arm_load_pic_register.
19682         (thumb_expand_prologue): Ditto.
19683         * config/arm/arm.h (FINALIZE_PIC): Remove.
19684         * config/arm/arm.md (builtin_setjmp_receiver): Call
19685         arm_load_pic_register.
19687 2004-08-11  Paul Brook  <paul@codesourcery.com>
19689         * arm.c (thumb_force_lr_save): Add prototype.
19690         (thumb_compute_save_reg_mask): New function.
19691         (thumb_find_work_register): New function.
19692         (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
19693         (thumb_unexpanded_epilogue): Ditto.  Remove redundant code.
19694         Don't clobber r3 when removing pretend args.
19695         (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
19696         (thumb_output_function_prologue): Use new functions.
19697         (thumb_set_return_address): Use thumb_compute_save_reg_mask.
19698         * arm.h (THUMB_REG_PUSHED_P): Remove.
19700 2004-08-11  James E Wilson  <wilson@specifixinc.com>
19702         PR rtl-optimization/16490
19703         * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
19704         global_live_at_end for new basic block if already set for other blocks.
19706 2004-08-11 David Edelsohn  <edelsohn@gnu.org>
19708         * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
19710         * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
19711         (mfcr rlwinm rlwinm patterns): Set length to 12.
19713 2004-08-11  Andrew MacLeod  <amacleod@redhat.com>
19715         * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
19716         get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
19717         (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
19718         (start_ssa_stmt_operands): Delete.
19719         * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
19720         struct stmt_operands_d.
19721         (build_ssa_operands): New extern entry point.
19722         * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
19723         building code, replace with create_ssa_artficial_load_stmt().
19724         * tree-ssa-operands.c (struct voperands_d): Delete.
19725         (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
19726         (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
19727         (free_uses, free_defs, free_vuses, free_v_may_defs,
19728         free_v_must_defs): Remove dealloc parameter.
19729         (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
19730         (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
19731         finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
19732         vector comparisons, ssa_name reuse, and allocations here.
19733         (verify_start_operands): Delete.
19734         (finalize_ssa_stmt_operands): Set new operands by calling finalize
19735         routines.
19736         (start_ssa_stmt_operands): Move from tree-flow-inline.h.
19737         (append_def, append_usei): Simplify to simple accumulation.
19738         (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
19739         duplicates and simple accumulation.
19740         (free_ssa_operands): Free vectors in a stmt_operand structure.
19741         (build_ssa_operands): New. Create a new stmt_operand structure from
19742         a stmt and an old set of stmt_operands.
19743         (get_stmt_operands): Simplify and call build_ssa_operands.
19744         (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
19745         get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
19746         add_call_read_ops): Don't pass prev_vops around anymore.
19747         (note_addressable): Return if no stmt annotation.
19748         (copy_virtual_operands): Access v_may_def operands through a struct.
19749         (create_ssa_artficial_load_stmt): New.  Create a load stmt for DOM's
19750         hash tables without treating the stmt as a real stmt.
19751         * tree-ssa-operands.h (struct v_may_def_operand_type): New.  Access
19752         v_may_def def and use through a struct instead of 2 array elements.
19753         (struct v_may_def_optype_d): Use v_may_def_operand_type.
19754         (struct stmt_operands_d): New.  Struct for storing all operand vectors.
19756 2004-08-11  Nick Clifton  <nickc@redhat.com>
19758         * config/arm/arm.c (arm_is_longcall_p): Update comment describing
19759         this funciton's behaviour.  Return true when the current function
19760         has a section attribute and -mlong-calls is in effect.
19761         * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
19762         short-call marker when -mlong-calls is in effect and the function
19763         has a section attribute.
19765 2004-08-10  Zack Weinberg  <zack@codesourcery.com>
19767         * stmt.c (expand_return): If asked to return the RESULT_DECL,
19768         just call expand_value_return on result_rtl.
19770 2004-08-10  Richard Henderson  <rth@redhat.com>
19772         * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
19773         * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
19774         * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
19775         (add_location_or_const_value_attribute): ... not here.  Use
19776         loc_descriptor_from_tree if possible.
19777         (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
19778         Simplify address handling.  Handle DECL_VALUE_EXPR.  Handle register
19779         values specially.
19780         (loc_descriptor_from_tree): New.  Update callers.
19781         * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
19782         * gimplify.c (gimplify_decl_expr): Lower variable sized types to
19783         pointer plus dereference.  Set DECL_VALUE_EXPR.  Set save_stack.
19784         (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
19785         and BUILT_IN_STACK_RESTORE.
19786         (gimplify_expr): Lower DECL_VALUE_EXPR decls.
19787         * stmt.c (expand_stack_alloc): Remove.
19788         * tree-mudflap.c (mx_register_decls): Don't look for
19789         BUILT_IN_STACK_ALLOC.
19790         * tree-nested.c (convert_local_reference): Likewise.
19791         * tree.h (DECL_VALUE_EXPR): New.
19793 2004-08-10  Richard Henderson  <rth@redhat.com>
19795         * stor-layout.c (round_up): Check for 0/1 before dividing.
19796         (round_down): Likewise.
19798         * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
19800 2004-08-09  Mark Mitchell  <mark@codesourcery.com>
19802         * config.gcc (arm*-*-eabi*): New target.
19803         * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
19804         (TARGET_LIB_INT_CMP_BIASED): Likewise.
19805         * expmed.c (expand_divmod): Try a two-valued divmod function as a
19806         last resort.
19807         * gthr.h: Remove bogus tokens at end of #pragma.
19808         * optabs.c (expand_twoval_binop_libfunc): New function.
19809         (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
19810         (prepare_float_lib_cmp): Try reversing the condition.
19811         (debug_optab_libfuncs): New function.
19812         * optabs.h (expand_twoval_binop_libfunc): Declare.
19813         * config/arm/arm.c (arm_init_libfuncs): New function.
19814         (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
19815         (TARGET_INIT_LIBFUNCS): Define it.
19816         * config/arm/arm.h (TARGET_BPABI): New macro.
19817         * config/arm/arm-protos.h
19818         (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
19819         * config/arm/bpabi.S: New file.
19820         * config/arm/bpabi.c: Likewise.
19821         * config/arm/bpabi.h: Likewise.
19822         * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
19823         (__aeabi_drsub): Likewise.
19824         (__aeabi_dsub): Likewise.
19825         (__aeabi_dadd): Likewise.
19826         (__aeabi_ui2d): Likewise.
19827         (__aeabi_i2d): Likewise.
19828         (__aeabi_f2d): Likewise.
19829         (__aeabi_dmul): Likewise.
19830         (__aeabi_ddiv): Likewise.
19831         (__aeabi_cdrcmple): Likewise.
19832         (__aeabi_cdcmpeq): Likewise.
19833         (__aeabi_cdcmple): Likewise.
19834         (__aeabi_dcmpeq): Likewise.
19835         (__aeabi_dcmplt): Likewise.
19836         (__aeabi_dcmple): Likewise.
19837         (__aeabi_dcmpge): Likewise.
19838         (__aeabi_dcmpgt): Likewise.
19839         (__aeabi_dcmpun): Likewise.
19840         (__aeabi_d2iz): Likewise.
19841         (__aeabi_d2uiz): Likewise.
19842         (__aeabi_d2f): Likewise.
19843         * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
19844         (__aeabi_frsub): Likewise.
19845         (__aeabi_fsub): Likewise.
19846         (__aeabi_fadd): Likewise.
19847         (__aeabi_ui2f): Likewise.
19848         (__aeabi_i2f): Likewise.
19849         (__aeabi_fmul): Likewise.
19850         (__aeabi_fdiv): Likewise.
19851         (__aeabi_cfrcmple): Likewise.
19852         (__aeabi_cfcmpeq): Likewise.
19853         (__aeabi_cfcmple): Likewise.
19854         (__aeabi_fcmpeq): Likewise.
19855         (__aeabi_fcmplt): Likewise.
19856         (__aeabi_fcmple): Likewise.
19857         (__aeabi_fcmpge): Likewise.
19858         (__aeabi_fcmpgt): Likewise.
19859         (__aeabi_fcmpun): Likewise.
19860         (__aeabi_f2iz): Likewise.
19861         (__aeabi_f2uiz): Likewise.
19862         * config/arm/lib1funcs.asm (ARM_CALL): New macro.
19863         (__aeabi_uidivmod): New function or alias.
19864         (__aeabi_idivmod): Likewise.
19865         (__aeabi_idiv0): Likewise.
19866         (__aeabi_ldiv0): Likewise.
19867         (__aeabi_llsr): Likewise.
19868         (__aeabi_lasr): Likewise.
19869         (__aeabi_llsl): Likewise.
19870         (bpabi.S): Include it.
19871         * config/arm/libgcc-bpabi.ver: New file.
19872         * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
19873         (LINK_SPEC): Remove.
19874         * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
19875         __aeabi_ulcmp.
19876         * config/arm/t-bpabi: New file.
19877         * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
19878         (TARGET_LIB_INT_CMP_BIASED): Likewise.
19880 2004-08-10  David Edelsohn  <edelsohn@gnu.org>
19882         * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
19883         * config/rs6000/rs6000.md (clrmemsi): New pattern.
19884         * config/rs6000/rs6000.c (expand_block_clear): New function.
19885         (expand_block_move): Convert alignment to bits.  Use SImode and
19886         HImode for unaligned addresses if not STRICT_ALIGNMENT.
19888 2004-08-10  Caroline Tice  <ctice@apple.com>
19890         * varasm.c (unlikely_section_label): New global variable.
19891         (unlikely_text_section_name): New global variable.
19892         (text_section):  Remove alignment statement.
19893         (unlikely_text_section): Remove alignment statement; use
19894         unlikely_section_label rather than hard-coded string.
19895         (assemble_start_function): Initialize unlikely_section_label and
19896         unlikely_text_section_name;  make sure cold section is properly
19897         aligned at start of function; output unlikely_section_label if
19898         appropriate.
19900 2004-08-10  Ulrich Weigand  <uweigand@de.ibm.com>
19902         * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
19903         * config/s390/s390.c (s390_canonicalize_comparison): New function.
19904         * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
19905         * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
19906         "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
19907         ("*tmqi_mem"): Remove SUBREG from pattern.
19908         ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
19909         ("*andsi3_cconly"): Likewise.
19911 2004-08-10  H.J. Lu  <hongjiu.lu@intel.com>
19913         PR target/16909
19914         * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
19916 2004-08-10  Janis Johnson  <janis187@us.ibm.com>
19918         * doc/sourcebuild.texi (compat testing): Document available test
19919         framework commands.  Use the preferred spelling of DejaGnu.
19921 2004-08-10  Daniel Berlin <dberlin@dberlin.org>
19923         * lambda.h: Add matrix type, and prototypes for remainder of
19924         matrix and vector functions.
19925         (lambda_vector_mult_const): New function.
19926         (lambda_vector_negate): Ditto.
19927         (lambda_vector_add): Ditto.
19928         (lambda_vector_add_mc): Ditto.
19929         (lambda_vector_copy): Ditto.
19930         (lambda_vector_zerop): Ditto.
19931         (lambda_vector_equal): Ditto.
19932         (lambda_vector_min_nz): Ditto.
19933         (lambda_vector_first_nz): Ditto.
19934         (lambda_vector_matrix_mult): Ditto.
19935         * lambda-mat.c: New file.
19936         * Makefile.in (lambda-mat.o): New.
19938 2004-08-10  Andrew MacLeod  <amacleod@redhat.com>
19940         * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
19941         after linking stmt into the program.
19942         (bsi_remove): Don't call modify_stmt.
19943         * tree-complex.c (update_complex_assignment,
19944         expand_complex_comparison): Call modify_stmt after changing the stmt.
19945         * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
19946         removing the stmt.
19947         * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
19948         the stmt, and only if needed.
19949         * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
19950         expression.
19951         (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
19952         (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
19953         (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
19954         (eliminate_redundant_computations): Don't pass an annotation. Call
19955         modify_stmt rather than setting the annotation directly.
19956         (record_equivalences_from_stmt): Remove unused local 'j'.
19957         (cprop_operand): Take a stmt rather than an annotation as a parameter.
19958         Call modify_stmt.
19959         (cprop_into_stmt): Pass stmt rather than annotation.
19960         (update_rhs_and_lookup_avail_expr): Call modify_stmt.
19961         * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
19962         modify_stmt.
19963         * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
19965 2004-08-10  Jason Merrill  <jason@redhat.com>
19967         PR middle-end/16948
19968         * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
19969         the RESULT_DECL.
19971 2004-08-10  Geoffrey Keating  <geoffk@apple.com>
19973         * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
19974         hash function.
19976 2004-08-10  Roger Sayle  <roger@eyesopen.com>
19978         * config/mips/mips.md: New reciprocal square root patterns that
19979         match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
19981 2004-08-10  Paul Brook  <paul@codesourcery.com>
19983         * config/arm/arm-protos.h (arm_set_return_address,
19984         thumb_set_return_address): Add prototypes.
19985         * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
19986         * config/arm/arm.c (arm_compute_func_type,
19987         use_return_insn, arm_compute_save_reg0_reg12_mask,
19988         arm_compute_save_reg_mask, arm_output_function_prologue,
19989         arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
19990         current_function_calls_eh_return.
19991         (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
19992         old eh code.
19993         (arm_set_return_address, thumb_set_return_address): New functions.
19994         * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
19995         ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
19996         * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
19997         (epilogue): Use the stackadj register.
19998         (eh_return, arm_eh_return, thumb_eh_return): New pattern.
20000 2004-08-10  Jakub Jelinek  <jakub@redhat.com>
20002         PR target/3144
20003         * expr.c (move_by_pieces_ninsns): Add max_size argument.
20004         (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
20005         (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
20006         (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
20007         but using MOVE_RATIO.
20008         (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
20009         (can_store_by_pieces): Change max_size type to unsigned int.
20010         (store_by_pieces_1): Likewise.  Pass max_size to
20011         move_by_pieces_ninsns.
20012         * config/s390/s390.h (STORE_BY_PIECES_P): Define.
20013         * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
20014         to move_by_pieces_ninsns.
20015         (STORE_BY_PIECES_P): Define.
20016         * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
20017         to move_by_pieces_ninsns.
20018         * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
20020         * config/i386/i386.h (CLEAR_RATIO): Define.
20022 2004-08-09  Paolo Bonzini  <bonzini@gnu.org>
20024         * expr.c (expand_expr_real_1): Add back code that was not dead.
20026 2004-08-09  Andrew Pinski  <apinski@apple.com>
20028         * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
20029         which is found to be compatible before returning the aliasing set.
20031 2004-08-09  Daniel Jacobowitz  <dan@debian.org>
20033         * ggc-zone.c (struct alloc_zone): Add statistics counters.
20034         (always_collect): New flag.
20035         (ggc_alloc_zone_1): Update statistics support.  Don't include
20036         overhead in allocated counter.
20037         (sweep_pages): Update allocated counter for large pages.  Don'y
20038         include overhead.
20039         (ggc_collect_1): Always collect.
20040         (ggc_collect): Honor always_collect flag.  Sum all zones to decide
20041         whether to collect.
20042         (SCALE, LABEL): New macros.
20043         (ggc_print_statistics): Add statistics support.
20045 2004-08-09  Roger Sayle  <roger@eyesopen.com>
20047         * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
20048         (init_expmed): Fix potential overrun problem with "all.reg".
20049         (expand_sdiv2_pow2): Add an alternate implementation for signed
20050         division, if the target provides a suitable conditional move insn.
20052 2004-08-09  Paul Brook  <paul@codesourcery.com>
20053         Richard Henderson  <rth@redhat.com>
20055         * unwind-dw2.c (uw_install_context_1): Update target saved stack
20056         pointer.
20058 2004-08-09  Geoffrey Keating  <geoffk@apple.com>
20060         * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
20061         Check DATA limit only if there's no AS limit.  Ignore insanely
20062         low DATA limits.
20063         (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
20064         but take care that the AS limit isn't overrun.
20065         * doc/invoke.texi: Update documentation of min-heapsize parameter.
20067 2004-08-09  Jeff Law  <law@redhat.com>
20069         * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
20070         (tree-ssa-threadupdate.o): Add dependencies.
20071         * tree-ssa-threadupdate.c: New file.
20072         * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
20073         (rewrite_vars_out_of_ssa): Remove prototype.
20074         (cleanup_tree_cfg): Returns a bool.
20075         * tree.h (thread_through_all_blocks): Prototype.
20076         * tree-outof-ssa.c  (SSANORM_*): Move into here.
20077         (remove_ssa_form): Now static.
20078         (rewrite_vars_out_of_ssa): Kill.
20079         * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
20080         * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
20081         (remove_ssa_form, register_partitions_for_vars): Kill declarations.
20082         * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
20083         anything was changed.
20084         * tree-phinodes.c (add_phi_arg): Get the block for the PHI
20085         from the PHI's annotation rather than the edge associated with
20086         the new argument.
20087         * tree-ssa-dom.c (redirection_edges): Kill.
20088         (redirect_edges_and_update_ssa_graph): Kill.
20089         (tree_ssa_dominator_optimize): Do not reset forwardable flag
20090         for blocks anymore.  Do not initialize redirection_edges.
20091         Call thread_through_all_blocks.  Simplify code for cleanup
20092         of the CFG and iterating.  No longer call cleanup_tree_cfg
20093         outside the iteration loop.
20094         (thread_across_edge): No longer mess with forwardable blocks.
20096 2004-08-09  Zack Weinberg  <zack@codesourcery.com>
20098         * explow.c (memory_address): Use memory_address_p.
20099         * recog.c (general_operand): Likewise.
20100         * regrename.c: No need to define REG_OK_STRICT.
20102 2004-08-09  Steven Bosscher  <stevenb@suse.de>
20104         * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
20105         New timers.
20106         * gcse.c: Include timevar.h.
20107         (const_prop_count, copy_prop_count): Rename to global_const_prop_count
20108         and global_copy_prop_count.
20109         (local_const_prop_count, local_copy_prop_count): New static globals.
20110         (gcse_main): Set the right timevar for each pass.
20111         (cprop_jump): Increment global_const_prop_count when a constant is
20112         propagated.  Add "GLOBAL" to dump output.
20113         (cprop_insn): Increment global_const_prop_count when a constant is
20114         propagated, or global_copy_prop_count when a copy is propagated.
20115         (do_local_cprop): Likewise for local_const_prop_count and
20116         local_copy_prop_count.
20117         (one_cprop_pass): Initialize const/cprop counters to zero.
20118         Print out results of local and global const/cprop separately.
20119         (bypass_block): Break over-length line.
20120         * Makefile.in (gcse.o): Add TIMEVAR_H dependency.  Fix dependencies
20121         for bb-reorder.o and tracer.o.
20123 2004-08-09  Paolo Bonzini  <bonzini@gnu.org>
20125         * Makefile.in (GTFILES): Remove stmt.c
20126         (stmt.o): Do not depend on gt-stmt.h.
20127         * emit-rtl.c (emit_line_note): Do not call
20128         set_file_and_line_for_stmt.
20129         * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
20130         do everything.
20131         * function.c (free_after_parsing): Do not free STMT field.
20132         (allocate_struct_function): Do not call init_stmt_for_function.
20133         (assign_stack_temp_for_type): Do not accept values of keep
20134         other than 0 or 1.
20135         (init_temp_slots): Do not initialize removed variables.
20136         * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
20137         and X_VAR_TEMP_SLOT_LEVEL fields.
20138         * rtl.h (set_file_and_line_for_stmt): Remove.
20139         * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
20140         struct stmt_status, cond_stack, case_stack, nesting_stack,
20141         nesting_depth, emit_locus, set_file_and_line_for_stmt,
20142         same_case_target_p, init_stmt_for_function, emit_nop,
20143         expand_start_cond, expand_start_elseif, expand_start_else,
20144         expand_elseif, expand_end_cond): Remove.
20145         (preserve_subexpressions_p): Remove references to CFUN->STMT.
20146         (expand_start_case, expand_end_case_type): Remove, merge into...
20147         (expand_case): ... this one, including other bits from
20148         expand_expr_real_1.  Inline same_case_target_p.  Turn members
20149         of CASE_STACK into local variables.
20150         (emit_case_bit_tests): Inline same_case_target_p.
20151         (add_case_node): Add HEAD argument, return new head of the list,
20152         do not handle default label here.
20153         * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
20154         expand_start_elseif, current_nesting_level, expand_start_case,
20155         expand_end_case_type, expand_end_case, add_case_node,
20156         init_stmt_for_function, expand_elseif): Remove prototypes.
20157         (expand_case): Add prototype.
20159 2004-08-09  Paolo Bonzini  <bonzini@gnu.org>
20161         * expr.c (expand_expr_real_1): Use optab_for_tree_code.
20163 2004-08-09  Paolo Bonzini  <bonzini@gnu.org>
20165         * expr.c (var_rtx): Remove.
20166         (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
20167         LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
20168         TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
20169         Abort.
20170         (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
20171         * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
20172         * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
20174 2004-08-08  Mostafa Hagog  <mustafa@il.ibm.com>
20175         Ayal Zaks <zaks@il.ibm.com>
20177         * common.opt (freschedule-modulo-scheduled-loops): New flag.
20178         * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
20179         * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
20180         when -freschedule-modulo-scheduled-loops flag is not specified.
20181         (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
20182         add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
20183         More accurate placing of insn in row of partial schedule.
20184         (ps_insn_find_column): New function.
20185         * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
20186         * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
20187         (schedule_region): Use sched_is_disabled_for_current_region_p.
20188         * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
20190 2004-08-07  H.J. Lu  <hongjiu.lu@intel.com>
20192         * config/i386/i386.c (ix86_expand_clrmem): Revert the last
20193         change.
20195 2004-08-07  H.J. Lu  <hongjiu.lu@intel.com>
20197         * config/i386/i386.c (ix86_expand_clrmem): Properly call
20198         gen_strset for 64bit target.
20200 2004-08-07  Olivier Hainque  <hainque@act-europe.fr>
20202         * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
20204 2004-08-07  Jason Merrill  <jason@redhat.com>
20206         Make return in memory explicit.
20207         * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
20208         (assign_parm_find_data_types): Remove code for old front end
20209         invisible reference handling.
20210         (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
20211         (expand_function_end): Likewise.
20212         * gimplify.c (gimplify_return_expr): Handle a dereferenced
20213         RESULT_DECL.
20214         * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
20215         (declare_return_variable): Handle DECL_BY_REFERENCE.
20216         * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
20217         (cp_genericize_r): Use convert_from_reference.
20218         Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
20219         (cp_genericize): Handle the RESULT_DECL.  Unset TREE_ADDRESSABLE.
20221         * c-common.c (c_warn_unused_result): Check TREE_USED before
20222         warning about a CALL_EXPR with an unused value.
20224 2004-08-06  Mark Mitchell  <mark@codesourcery.com>
20226         * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
20227         to the compiler.  Use -fshort-wchar by default.
20229 2004-08-06  Pat Haugen  <pthaugen@us.ibm.com>
20231         * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
20232         * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
20233         threshhold.
20234         * doc/invoke.texi (param): Document min-crossjump-insns.
20236 2004-08-06  Richard Sandiford  <rsandifo@redhat.com>
20238         PR c/13282
20239         * c.opt (Wmissing-field-initializers): New option.
20240         * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
20241         * c-typeck.c (pop_init_level): Guard the missing field warning with
20242         warn_missing_field_initializers rather than extra_warnings.
20243         * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
20244         some of the explanation from...
20245         (-Wextra): ...here.  Say that the missing field warning can be
20246         seperately controlled by -Wmissing-field-initializers.
20248 2004-08-06  Paolo Bonzini  <bonzini@gnu.org>
20250         * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
20251         * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
20252         * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
20253         * tree.def (ENTRY_VALUE_EXPR): Remove.
20255 2004-08-06  Jakub Jelinek  <jakub@redhat.com>
20257         * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
20258         the places where it is actually needed.  Don't use repz; stosb
20259         for -Os with sufficiently small constant sizes.
20260         For sufficiently small repz; stos{l,q} repeat counts use a sequence
20261         of stos{l,q} instructions instead.
20263 2004-08-06  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20265         PR tree-optimization/16807
20266         * loop-iv.c (dump_iv_info): Dump invariants correctly.
20267         (iv_subreg, iv_extend): Express value of invariant purely in
20268         base field.
20270 2004-08-06  Mark Mitchell  <mark@codesourcery.com>
20272         * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
20273         (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
20275 2004-08-06  Roman Zippel  <zippel@linux-m68k.org>
20277         * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
20278         * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
20279         pre_dec_operand.
20280         * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
20281         pattern until reload is finished to allow better code generation
20282         and split them completely into separate instrunctions.
20283         (*andsi3_split): New pattern.
20285 2004-08-05  Mark Mitchell  <mark@codesourcery.com>
20287         * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
20288         Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P.  Set
20289         DECL_VISIBLITY.  Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
20290         * tree.h (handle_dll_attribute): Declare.  Test
20291         TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
20292         * c-common.h (c_determine_visibility): Declare.
20293         * c-common.c (c_determine_visibility): New function.
20294         * c-decl.c (finish_decl): Use it.
20295         (finish_function): Likewise.
20296         * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
20297         zero, by default.  Use #if, not #ifdef, to test it.
20298         * config/arm/arm.c (arm_attribute_table): Use
20299         handle_dll_attribute.  Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
20300         #if.
20301         * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
20302         * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
20303         to 1.
20304         * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
20305         * config/i386/i386.c (ix86_attribute_table): Use
20306         handle_dll_attribute for dllimport/dllexport.  Test
20307         TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
20308         * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
20309         * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
20310         it to 1.
20311         * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
20312         with #if.
20313         * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
20314         it to 1.
20315         * doc/extend.texi (dllexport): Clarify and correct documentation.
20316         (dllimport): Likewise.
20317         * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
20318         handle_dll_attribute.
20320 2004-08-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20322         * tree-ssa-loop-manip.c: New file.
20323         * Makefile.in (tree-ssa-loop-manip.o): Add.
20324         * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
20325         Declare.
20326         * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
20327         form.
20328         (tree_ssa_loop_done): Verify loop closed ssa form.
20329         * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
20331 2004-08-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
20333         * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
20334         pa_asm_output_aligned_local): New functions.
20335         * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
20336         pa_asm_output_aligned_common and pa_asm_output_aligned_local.
20337         * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
20338         pa_asm_output_aligned_common.
20339         (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
20340         * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
20341         (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
20342         (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
20343         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
20344         (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
20345         (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
20346         * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
20347         common data.
20349 2004-08-05  Andrew Pinski  <apinski@apple.com>
20351         * objc/objc-act.c (build_objc_string_object): Mark the address
20352         expression as constant.
20354 2004-08-05  David Edelsohn  <edelsohn@gnu.org>
20356         * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
20357         and mask64_operand thinkos.  Handle ZERO_EXTRACT.  Handle
20358         SIGN_EXTEND / ZERO_EXTEND of MEM.  Handle rlwinm patterns.
20360 2004-08-05  Joseph S. Myers  <jsm@polyomino.org.uk>
20362         * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
20363         Remove definitions conditioned on USE_GNULIBC_1 or conditioned
20364         out, and associated obsolete comments.
20366 2004-08-05  Nathan Sidwell  <nathan@codesourcery.com>
20368         * tree.h (force_fit_type): Return a tree, take three flags.
20369         * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
20370         TREE_CONSTANT_OVERFLOW here.
20371         (int_const_binop, const_binop): Adjust.
20372         (size_int_type): Do sign extension here.
20373         (fold_convert_const, optimize_bit_field_compare,
20374         decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
20375         fold_negate_const, fold_abs_const, fold_not_const): Adjust.
20376         * tree.c (size_in_bytes, int_fits_type_p): Adjust.
20378 2004-08-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20380         PR tree-optimization/16864
20381         * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
20382         for ssa names without default_def.
20384 2004-08-05  Richard Sandiford  <rsandifo@redhat.com>
20386         * config/i386/i386.c (ix86_expand_prologue): If the function uses a
20387         frame pointer, restore eax with an ebp-relative address.
20389 2004-08-04  Geoffrey Keating  <geoffk@apple.com>
20391         PR 14516
20392         * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
20393         * c-common.h (make_rtl_for_local_static): Delete.
20394         * c-decl.c (shadow_tag_warned): Clean up comment.
20395         (finish_decl): Clean up spacing.  Use set_user_assembler_name when
20396         appropriate.  Don't pass asmspec to rest_of_decl_compilation.
20397         * c-semantics.c (make_rtl_for_local_static): Delete.
20398         * expr.c (init_block_move_fn): Use set_user_assembler_name.
20399         (init_block_clear_fn): Likewise.
20400         * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
20401         expect it to be in DECL_ASSEMBLER_NAME.  Update callers in many files.
20402         * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
20403         * tree.h (make_decl_rtl): Remove second parameter.
20404         (set_user_assembler_name): New.
20405         * varasm.c (set_user_assembler_name): New.
20406         (make_decl_rtl): Remove second parameter.  Update callers in many
20407         files.
20409 2004-08-05  Adam Nemet  <anemet@lnxw.com>
20411         * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
20412         (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*.  Update
20413         to LynxOS 4.0.
20414         * gthr-lynx.h: New file.
20415         * config/lynx-ng.h: Remove file.
20416         * config/lynx.h: Update to LynxOS 4.0.
20417         * config/t-lynx: New file.
20418         * config/i386/lynx-ng.h: Remove file.
20419         * config/i386/lynx.h: Update to LynxOS 4.0.
20420         * config/rs6000/lynxbase.h: Remove file.
20421         * config/rs6000/lynx.h: Update to LynxOS 4.0.
20422         * config/rs6000/t-lynx: New file.
20423         * doc/install.texi (Options specification): Remove reference to
20424         LynxOS from systems where --with-gnu-as makes a difference.
20426 2004-08-05  Joseph S. Myers  <jsm@polyomino.org.uk>
20428         * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
20429         __UINTMAX_TYPE__.
20430         * c-cppbuiltin.c (builtin_define_stdint_macros): New.  Define
20431         __INTMAX_MAX__.
20432         (c_cpp_builtins): Call it.
20433         * doc/cpp.texi: Update.
20435 2004-08-04  David Edelsohn  <edelsohn@gnu.org>
20437         * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
20438         cost.
20440 2004-08-04  Jan Hubicka  <jh@suse.cz>
20442         * basic-block.h (profile_staus): New global variable.
20443         * cfg.c (profile_status): Declare.
20444         (check_bb_profile): Break out from ....; use profile_status
20445         (dump_flow_info): ... here.
20446         * cfgbuild.c (find_basic_blocks): Set profile_status.
20447         * cfgexpand.c (tree_expand_cfg): Likewise.
20448         * predict.c (estimate_probability): Likewise.
20449         * profile.c (branch_prob): Likewise.
20450         * tree-cfg.c (build_tree_cfg): Likewise.
20451         (dump_function_to_file): Use check_bb_profile.
20452         * tree-pretty-print (dump_bb_header): Likewise.
20453         * tree-profile.c (do_tree_profiling): Cleanup.
20455 2004-08-04  Zack Weinberg  <zack@codesourcery.com>
20457         * Makefile.in (RTL_BASE_H, RTL_H): Correct.
20458         (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
20459         (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
20460         (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
20461         (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
20462         (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
20463         (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
20464         (ggc-none.o, errors.o): Move rule to generators section;
20465         correct dependencies.
20466         (min-insn-modes.o): Move rule to generators section; remove
20467         unnecessary explicit command; correct dependencies.
20468         (print-rtl.o, print-rtl1.o): Correct dependencies.
20469         ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
20470         (mostlyclean): Update.
20472         * errors.c: Include bconfig.h not config.h.  Correct comment.
20473         * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
20474         * ggc-none.c: Include bconfig.h; not config.h or tm.h.
20475         * print-rtl.c: Don't include tm_p.h.
20477         * rtl.h: Move forward-decl of struct function down where it's
20478         needed.  Include genrtl.h #ifndef GENERATOR_FILE, not
20479         #ifndef NO_GENRTL_H.  Remove unnecessary #ifdef BUFSIZ statements.
20481 2004-08-04  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20482             Jeff Law  <law@redhat.com>
20484         * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
20485         * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
20486         * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
20487         manipulate the duplicated ssa names.
20488         * tree-ssanames.c (ssa_names_to_rewrite): New variable.
20489         (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
20490         unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
20491         New functions.
20492         (release_ssa_name): Do not release ssa names that may have multiple
20493         definitions.
20494         * tree.h (release_ssa_name_force, mark_for_rewrite,
20495         unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
20496         marked_ssa_names): Declare.
20497         * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
20498         (duplicate_blocks): Remove call to mark_defs_for_rewrite.
20499         Update call to rewrite_ssa_into_ssa.
20501 2004-08-04  Mark Mitchell  <mark@codesourcery.com>
20503         * defaults.h (TARGET_DECLSPEC): New macro.
20504         * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
20505         * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
20506         * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
20507         * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
20508         __declspec support.
20509         (TARGET_DECLSPEC): Define.
20510         * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
20511         __declspec support.
20512         * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
20513         __declspec support.
20514         (TARGET_DECLSPEC): Define.
20515         * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
20516         __declspec support.
20517         * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
20518         support.
20519         * doc/tm.texi (TARGET_DECLSPEC): Document.
20521         * doc/extend.texi: Fix typo in comment.
20523 2004-08-04  Paul Brook  <paul@codesourcery.com>
20525         * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
20526         (TARGET_CXX): Use it.
20527         * target.h (struct gcc_target): Add cdtor_returns_this.
20528         * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
20529         (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
20530         * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
20532 2004-08-03  Nathan Sidwell  <nathan@codesourcery.com>
20534         * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
20535         low/high pair. Do range checking directly.
20536         (interpret_integer): Adjust.
20538 2004-08-04  Nick Clifton  <nickc@redhat.com>
20540         * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
20541         GCC ABI.
20542         * doc/invoke.texi: Document this new switch and also the -mrenesas
20543         switch.
20545 2004-08-04  Nathan Sidwell  <nathan@codesourcery.com>
20547         * cfglayout.c (insn_locators_initialize): Update the current
20548         location before initializing a location.
20550 2004-08-03  Zack Weinberg  <zack@codesourcery.com>
20552         * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
20553         (dbxout_function_end): Return after emitting the "Lscope" symbol
20554         under the same conditions that this function formerly wasn't called.
20555         Add explanatory comments.
20557         PR 14860
20558         * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
20559         on the new decl.
20561         PR 13956
20562         * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
20563         functions, broken out of dbxout_block.
20564         (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
20565         stabs too, if it contains symbols.  Use the begin_label and
20566         the Lscope label (emitted by dbxout_function_end) for the
20567         range of this block.
20569 2004-08-03  Nathanael Nerode  <neroden@gcc.gnu.org>
20571         * doc/install.texi: Update autoconf version requirements.
20573 2004-08-03  Zack Weinberg  <zack@codesourcery.com>
20575         * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
20576         * recog.c (general_operand, immediate_operand, nonmemory_operand)
20577         (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
20578         * regclass.c (record_reg_classes): Likewise.
20579         * reload.c (find_reloads): Likewise.
20580         * reload1.c (reload): Likewise.
20582 2004-08-03  Zack Weinberg  <zack@codesourcery.com>
20584         * gensupport.c (init_md_reader_args_cb): Renamed from
20585         init_md_reader_args.  Add third option, callback function for
20586         parsing program-specific options.  Add diagnosis of incorrect
20587         number of input files.
20588         (init_md_reader): Fold into init_md_reader_args_cb.
20589         (init_md_reader_args): Now a thin wrapper around
20590         init_md_reader_args_cb.
20591         * gensupport.h: Update prototypes.
20593         * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
20594         * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
20595         * genrecog.c: No need to diagnose lack of an input file;
20596         init_md_reader_args will handle it.
20597         * genconditions.c: Likewise, and use init_md_reader_args.
20598         * genconstants.c: Likewise, and no need to call read_md_rtx.
20600 2004-08-03  Joseph S. Myers  <jsm@polyomino.org.uk>
20602         * c-decl.c (implicitly_declare): Diagnose incompatible implicit
20603         declarations.
20605 2004-08-03  Mike Stump  <mrs@apple.com>
20607         * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
20608         for frameworks.
20609         * doc/invoke.texi (Darwin Options): Update to reflect above.
20611 2004-08-03  Roger Sayle  <roger@eyesopen.com>
20613         PR middle-end/16790
20614         * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
20615         truncations, not just global truncations.
20617 2004-08-03  Andrew Pinski  <apinski@apple.com>
20619         PR bootstrap/16865
20620         * loop-iv.c (simplify_using_assignment): Initialize lhs.
20622 2004-08-03  Paul Brook  <paul@codesourcery.com>
20624         * gcc/doc/install.texi: Document MPFR requirement.
20626 2004-08-03  Maciej W. Rozycki  <macro@linux-mips.org>
20628         * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
20629         and mmap() explicitly instead of relying on preset autoconf cache
20630         variables.
20631         * configure: Regenerate.
20633 2004-08-03  H.J. Lu  <hongjiu.lu@intel.com>
20635         PR target/16570
20636         * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
20637         to tmake_file.
20638         (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
20639         (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
20640         to tmake_file.
20642         * config/i386/t-gmm_malloc: New file.
20643         * config/i386/t-pmm_malloc: Likewise.
20645         * config/i386/xmmintrin.h: Include <mm_malloc.h>.
20647 2004-08-03  H.J. Lu  <hongjiu.lu@intel.com>
20648             Tanguy Fautrà <tfautre@pandora.be>
20650         * config/i386/pmm_malloc.h: New file.
20652 2004-08-03  Danny Smith  <dannysmith@users.sourceforge.net>
20654         * config/i386/gmm_malloc.h: New file.
20656 2004-08-03  Dale Johannesen  <dalej@apple.com>
20658         * config/rs6000/rs6000.c (machopic_output_stub):  Align Darwin stubs.
20659         * c-common.c: Include opts.h.
20660         (c_common_get_alias_set): Fix check for a single input file.
20661         * toplev.c: Remove current_file_decl.
20662         * tree.h: Ditto.
20664 2004-08-03  Mark Mitchell  <mark@codesourcery.com>
20666         * config.gcc (arm*-*-symbianelf*): New target.
20667         * config/arm/symbian.h: New file.
20669         * gthr-gnat.c: Add visibility #pragmas.
20670         * gthr-gnat.h : Likewise.
20671         * gthr.h: Likewise.
20672         * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
20673         (__ffsDI2): Likewise.
20674         (__clzSI2): Likewise.
20675         (__ctzSI2): Likewise.
20676         (__ctzDI2): Likewise.
20677         (__popcountSI2): Likewise.
20678         (__popcountDI2): Likewise.
20679         (__paritySI2): Likewise.
20680         (__parityDI2): Likewise.
20681         * libgcc2.h: Add visibility #pragmas.
20682         (__clzDI2): Add prototype.
20683         (__clzSI2): Likewise.
20684         (__ctzSI2): Likewise.
20685         (__ffsDI2): Likewise.
20686         (__ffsSI2): Likewise.
20687         (__ctzDI2): Likewise.
20688         (__popcountSI2): Likewise.
20689         (__popcountDI2): Likewise.
20690         (__paritySI2): Likewise.
20691         (__parityDI2): Likewise.
20692         * unwind-dw2-fde.h: Add visibility #pragmas.
20693         * unwind.h: Likewise.
20695 2004-08-03  David Edelsohn  <edelsohn@gnu.org>
20696             Dale Johannesen  <dalej@apple.com>
20697             Roger Sayle  <roger@eyesopen.com>
20699         * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
20700         constants more accurately.  Adjust costs for FMA instructions.
20701         Add cases for most logical and float operations.  Recurse into
20702         most operands.
20704 2004-08-03  Richard Earnshaw  <rearnsha@arm.com>
20706         * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
20708 2004-08-03  Pat Haugen  <pthaugen@us.ibm.com>
20710         * ra-build.c (conflicts_between_webs): For webs that cross a call add
20711         conflicts to regs_invalidated_by_call.
20713 2004-08-03  Paul Brook  <paul@codesourcery.com>
20715         * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
20717 2004-08-03  Jan Hubicka  <jh@suse.cz>
20719         * coverage.c (tree_coverage_counter_ref): Fix computation of the new
20720         ARRAY_REF argument.
20722 2004-08-03  Richard Earnshaw  <rearnsha@arm.com>
20724         * arm-cores.def: Sort by architecture.  Add arm946es, arm966es,
20725         arm968es, arm10e, arm1020e, arm1022e.
20726         * invoke.texi: Update list of ARM cores.
20727         * arm-tune.md: Regenerate.
20729 2004-08-03  Richard Earnshaw <rearnsha@arm.com>
20731         * arm/gentune.sh: New file.
20732         * arm/t-arm: New file.
20733         * arm/arm-tune.md: New file (autogenerated).
20734         * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
20735         * arm.md (attribute tune): Delete.  Include arm-tune.md.
20737 2004-08-03  Paolo Bonzini <bonzini@gnu.org>
20739         * gcc.c (add_prefix, add_sysrooted_prefix): Remove
20740         penultimate parameter.  All callers adjusted.
20741         (struct prefix_list): Remove used_flag_ptr.
20742         (find_a_file): Do not set *pl->used_flag_ptr.
20743         (warn_B, warn_std_ptr): Remove.
20745 2004-08-03  Yossi Markovich <yossim@il.ibm.com>
20746             Mostafa Hagog <mustafa@il.ibm.com>
20748         * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
20750 2004-08-02  Geoffrey Keating  <geoffk@apple.com>
20752         * dwarf2out.c (output_call_frame_info): Don't change data format
20753         due to TARGET_USES_WEAK_UNWIND_INFO.  Always refer to the local
20754         label.  Use 'true' not '1'.
20755         * doc/install.texi (powerpc-*-darwin*): Mention cctools version
20756         required.
20758 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
20760         * gdbinit.in: Reflect previous changes to rtunion_def.
20762 2004-08-02  Roger Sayle  <roger@eyesopen.com>
20764         * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
20765         -> "X % Y" is only valid for TRUNC_MOD_EXPR.
20767 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
20769         * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
20770         vec_p_reserve.
20771         * langhooks.h (lang_hooks::builtin_function): Rename parameter
20772         from "class" to "bt_class".
20774 2004-08-02  Paul Brook  <paul@codesourcery.com>
20776         PR rtl-optimization/15068
20777         * flow.c (init_propagate_block_info): Check condition is reversible.
20779 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
20781         * gengtype.h (options::info): Change type to const char *.
20782         (enum gc_used_enum): Move out of struct type scope.
20783         * gengtype.c (create_option): Convert initializer for option::info to
20784         appropiate type.
20785         (adjust_field_type, walk_type, write_func_for_structure,
20786         write_root, write_roots): Remove pointless cast.
20788 2004-08-02  J"orn Rennecke <joern.rennecke@superh.com>
20790         * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
20792 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
20794         * rtl.h (union rtunion_def): Have all members  start with the
20795         prefix "rt_".
20796         (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
20797         X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
20798         X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
20799         XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
20800         access.
20801         * gengtype.c (adjust_field_rtx_def): Likewise.
20802         * rtlanal.c (loc_mentioned_in_p): Likewise.
20804 2004-08-02  Richard Sandiford  <rsandifo@redhat.com>
20806         * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
20807         Replace uses of mips/elf64.h with mips/elf.h
20808         * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
20809         (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
20810         (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
20811         (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
20812         (HANDLE_SYSV_PRAGMA): Delete.
20813         (ASM_OUTPUT_DEF): Fix formatting.
20814         * config/mips/elf64.h: Delete.
20816 2004-08-01  Zack Weinberg  <zack@codesourcery.com>
20818         * config/ia64/ia64.c (got_symbolic_operand): Do require a
20819         symbol+offset operand to have its offset be zero mod 0x3fff
20820         when GOT entries are in use.  Clarify logic in SYMBOL_REF
20821         case.  Clarify comments.
20822         (ia64_expand_load_address): Split a symbol+offset load when
20823         the offset is nonzero mod 0x3fff, not 0x1fff.
20825 2004-08-01  Geoffrey Keating  <geoffk@apple.com>
20827         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
20828         if trying to *store* to a non-offsettable address.
20829         * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
20830         a nonoffsettable address.
20831         (movdi_internal32): Don't move GPRs to a nonoffsettable address.
20832         Clean up.
20833         (movti_string): Don't move GPRs to a nonoffsettable address.
20834         (movti_ppc64): Don't move GPRs to a nonoffsettable address.  Clean up.
20836 2004-08-02  Ben Elliston  <bje@au.ibm.com>
20838         PR target/16155
20839         * config/rs6000/altivec.h: Replace typeof with __typeof__.
20841 2004-08-01  Richard Henderson  <rth@redhat.com>
20843         * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
20844         variable sized types.
20846 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
20848         * doc/invoke.texi: In the MIPS options section, remove the passage
20849         saying that -mexplicit-relocs is usually disabled for -mabicalls
20850         -fno-unit-at-a-time.
20851         * config/mips/mips.c (override_options): Remove the code that enforced
20852         this rule.
20854 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
20856         * config/mips/mips.md (cprestore): Provide two alternatives, one for
20857         an in-range offset and one for an out-of-range offset.  Wrap the latter
20858         in .set macro/.set nomacro if it's inside a .set nomacro block.
20860 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
20862         * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
20863         (mips_restore_gp): Declare.
20864         * config/mips/mips.c (mips_add_offset): Add a scratch register
20865         argument.  Reimplement in rtl only, reusing MIPS16 logic from
20866         mips_output_mi_thunk.
20867         (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
20868         to mips_add_offset.
20869         (mips_gp_save_slot): Delete.
20870         (mips_restore_gp): New function.
20871         (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
20872         * config/mips/mips.md (exception_receiver): Turn into a
20873         define_insn_and_split.  Use mips_restore_gp to do the split.
20874         (call_internal, call_value_internal, call_value_multiple_internal): Use
20875         mips_restore_gp to restore $gp.
20877 2004-07-31  Andrew Pinski  <apinski@apple.com>
20879         PR other/16842
20880         * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
20882 2004-07-31  Joseph S. Myers  <jsm@polyomino.org.uk>
20884         * c-decl.c (diagnose_mismatched_decls): Give error for external
20885         redeclaration of identifier declared with no linkage, not just
20886         warning with -Wtraditional.  Do not check DECL_CONTEXT to give
20887         error for redeclaration with no linkage.
20889 2004-07-30  Geoffrey Keating  <geoffk@apple.com>
20890             Fariborz Jahanian <fjahanian@apple.com>
20892         * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
20893         non-offsettable addresses even for DImode.
20894         (rs6000_split_multireg_move): Cope with non-offsettable addresses
20895         being moved into multiple GPRs.
20897         * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
20898         to 64.
20899         (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
20900         * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
20901         to 128.
20902         * config/rs6000/darwin-ldouble.c (isless): New macro.
20903         (inf): New macro.
20904         (nonfinite): New macro.
20905         (FPKINF): Delete.
20906         (_xlqadd): Completely rewrite.
20907         (_xlqmul): Correct overflow handling.
20908         (_xlqdiv): Correct overflow handling.
20909         * config/rs6000/darwin-ldouble-format: New file.
20911 2004-07-30  Roger Sayle  <roger@eyesopen.com>
20912             Richard Henderson  <rth@redhat.com>
20914         * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
20915         9 into the equivalent lea instruction.
20917 2004-07-30  Richard Henderson  <rth@redhat.com>
20919         * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
20920         with DECL_INITIAL if fb_lvalue.
20921         * tree-gimple.c (is_gimple_id): Add CONST_DECL.
20922         * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
20923         with <Cxxx>.
20924         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
20926 2004-07-30  Diego Novillo  <dnovillo@redhat.com>
20928         * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
20929         pointer escapes through a function call, assume that the
20930         callee will dereference it.
20931         (add_pointed_to_var): Assume that VALUE is always an
20932         ADDR_EXPR.
20933         (collect_points_to_info_r): Only call add_pointed_to_var if
20934         the value is an ADDR_EXPR.
20936 2004-07-30  Diego Novillo  <dnovillo@redhat.com>
20938         * tree-ssa-alias.c (create_alias_map_for): Do not get the
20939         alias set of the inner type of ARRAY_TYPEs.
20941 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
20943         * tree-ssa-ccp.c (visit_assignment): Move code to prevent
20944         setting a non-register to UNDEFINED right before the call to
20945         set_lattice_value.
20947 2004-07-29  Kaz Kojima  <kkojima@gcc.gnu.org>
20949         * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
20951 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
20953         * tree-ssa.c (verify_flow_sensitive_alias_info): When
20954         comparing points-to sets of different pointers, make sure the
20955         second pointer is actually referenced in the code.
20957 2004-07-29  Zack Weinberg  <zack@codesourcery.com>
20959         * config/ia64/ia64.c (setjmp_operand): Delete, unused.
20960         (got_symbolic_operand): Remove unreachable code.
20961         * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
20962         setjmp_operand; add entry for tls_symbolic_operand.
20963         * config/ia64/ia64-protos.h: Remove all prototypes of
20964         predicate functions.
20966 2004-07-29  Mark Mitchell  <mark@codesourcery.com>
20968         * c-common.h (lang_post_pch_load): New variable.
20969         * c-pch.c (lang_post_pch_load): Define it.
20970         (c_common_read_pch): Use it.
20971         * cgraphunit.c (record_call_1): Give the front end a chance to
20972         record additional needed entities when a variable is marked as
20973         needed.
20974         * tlink.c (recompile_files): Robustify.
20975         (scan_linker_output): If a symbol is assigned to a file,
20976         but after recompilation is not present there, issue an error
20977         message.
20979 2004-07-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20981         * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
20982         Take orig_loop argument and pass it to set_level.
20983         (schedule_sm): Pass the correct orig_loop to force_move_till.
20985 2004-07-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20987         * cfgloop.c (update_latch_info): Update dominator of the new block.
20988         (canonicalize_loop_headers, flow_loops_find): Do not free dominance
20989         info.
20990         * dominance.c (verify_dominators): Check that the dominance tree is
20991         connected.
20992         (recount_dominator): Ignore unreachable blocks.
20993         (iterate_fix_dominators): Cleanup old dominance information before
20994         recomputing it.
20996 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
20998         * tree-ssa-operands.c (get_expr_operands): Revert changes
20999         to ADDR_EXPR processing introduced by:
21000             2004-06-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
21001             * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
21003 2004-07-29  Joseph S. Myers  <jsm@polyomino.org.uk>
21005         * doc/implement-c.texi: Add C90 subclause references.  Point to
21006         preprocessor documentation instead of duplicating it.  Add points
21007         only present in C90.  Fill in documentation for all points.
21009 2004-07-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
21011         * pa.c (output_movb): Correct typo.
21013 2004-07-29  Pat Haugen  <pthaugen@us.ibm.com>
21015         * ra.h (single_reg_in_regclass): Declare.
21016         * ra.c (single_reg_in_regclass): Define.
21017         (first_hard_reg): New.
21018         (init_ra): Initialize single_reg_in_regclass.
21019         * ra-colorize.c (ok_class): New.
21020         (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
21022 2004-07-29  Nathan Sidwell  <nathan@codesourcery.com>
21024         * gcov-io.h: Allow zero tag as EOF indicator.
21025         (gcov_is_eof): Remove.
21026         (gcov_truncate): Remove.
21027         * gcov-io.c (gcov_seek): Always SEEK_SET.
21028         * libgcov.c (gcov_exit): Don't use gcov_truncate.  Write explicit
21029         EOF tag.
21030         * coverage.c (read_counts_file): Don't use gcov_is_eof.
21031         * gcov-dump.c (dump_file): Likewise.
21032         * gcov.c (read_graph_file, read_count_file): Likewise.
21034         * c-decl.c (complete_array_type): Don't gratuitously copy
21035         maxindex.  Check it always has a type.
21037 2004-07-29  Steven Bosscher  <stevenb@suse.de>
21039         * rtl.c (currently_expanding_to_rtl): New.
21040         * rtl.h (currently_expanding_to_rtl): Export it.
21041         * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
21043         * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
21044         inliner hack.
21045         * config/sh/sh.c: Replace rtx_equal_function_value_matters
21046         with currently_expanding_to_rtl.
21047         * config/sh/sh.md: Likewise.
21048         * config/ia64/ia64.c (got_symbolic_operand): Likewise.
21050 2004-07-29  Alexandre Oliva  <aoliva@redhat.com>
21052         Introduce sh2a support.
21053         2004-07-29  Alexandre Oliva  <aoliva@redhat.com>
21054         * config.gcc: Build multilibs for sh2a and sh2a-single by
21055         default.
21056         * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
21057         default.  Split their tests out of the corresponding SH4
21058         multilibs.
21059         * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
21060         multilibs for SH2a.
21061         2004-07-28  Alexandre Oliva  <aoliva@redhat.com>
21062         * config.gcc: Handle sh2a multilibs and cpu selection.
21063         * config/sh/sh.h: Likewise.  Handle sh2a command line flags.
21064         * config/sh/t-mlib-sh2a: New.
21065         * config/sh/t-mlib-sh2a-nofpu: New.
21066         * config/sh/t-mlib-sh2a-single: New.
21067         * config/sh/t-mlib-sh2a-single-only: New.
21068         2004-07-09  Nick Clifton  <nickc@redhat.com>
21069         Issue 43400
21070         * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
21071         -ml and -m2a are used together.
21072         2004-03-23  DJ Delorie  <dj@redhat.com>
21073         * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
21074         when we have a double-sized FPU.
21075         2004-02-24  Corinna Vinschen <vinschen@redhat.com>
21076         * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
21077         is set.
21078         * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
21079         -msh2a-single and -msh2a-single-only
21080         2004-02-24  Corinna Vinschen <vinschen@redhat.com>
21081         * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
21082         is set.
21083         2004-02-20  DJ Delorie  <dj@delorie.com>
21084         * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
21085         2004-02-20  Fred Fish <fnf@redhat.com>,
21086         Corinna Vinschen <vinschen@redhat.com>
21087         * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
21088         (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
21089         2004-02-18  DJ Delorie  <dj@redhat.com>
21090         * config/sh/sh.c (broken_move): Add support for movi20.
21091         * config/sh/sh.h: Likewise.
21092         (SHIFT_COUNT_TRUNCATED): Set for sh2a.
21093         * config/sh/sh.md (udivsi3_sh2a): New.
21094         (udivsi3): Call it.
21095         (divsi3_sh2a): New.
21096         (divsi3): Call it.
21097         (mul_r): New.
21098         (ashlsi3_sh2a): New.
21099         (ashrsi3_sh2a): New.
21100         (lshrsi3_sh2a): New.
21101         (movsi_i): Disable for sh2a.
21102         (movsi_ie): Add movi20.
21103         (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
21104         sh2a, for -m2a-nofpu mode.
21105         2004-02-13  DJ Delorie  <dj@redhat.com>
21106         * config/sh/lib1funcs.asm: Handle double vs single better.
21107         * config/sh/sh.h: Likewise.
21108         2004-02-09  DJ Delorie  <dj@redhat.com>
21109         * config/sh/crt1.asm: Add support for sh2a.
21110         * config/sh/elf.h: Likewise.
21111         * config/sh/lib1funcs.asm: Likewise.
21112         * config/sh/sh.c: Likewise.
21113         * config/sh/sh.md: Likewise.
21114         * config/sh/sh.h: Likewise.
21115         * config/sh/t-sh: Likewise.
21117 2004-07-28  Alexandre Oliva  <aoliva@redhat.com>
21119         * config/frv/frv.md (movqi_internal, movhi_internal,
21120         movsi_internal): Add backup alternatives for memory inputs.
21122 2004-07-28  Matt Austern  <austern@apple.com>
21124         * config/darwin.c (darwin_one_byte_bool): New global variable.
21125         * config/darwin.h (darwin_one_byte_bool): Declare.
21126         (SUBTARGET_OPTIONS): Define macro.  (for -mone-byte-bool flag.)
21127         * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
21128         value of darwin_one_byte_bool.
21129         * doc/invoke.texi: Document -mone-byte-bool flag.
21131 2004-07-28  Eric Christopher  <echristo@redhat.com>
21133         * c-common.c (c_common_unsafe_for_reeval): Delete.
21134         * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
21135         * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
21136         * calls.c (fix_unsafe_tree): Delete.
21137         (expand_call): Delete code which used above.
21138         * dojump.c (do_jump): Delete UNSAVE_EXPR case.
21139         * expr.c (expand_expr_real_1): Ditto.
21140         * fold-const.c (non_lvalue): Ditto.
21141         * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
21142         (lhd_unsafe_for_reeval): Ditto.
21143         * langhooks.c (lhd_unsafe_for_reeval): Ditto.
21144         * langhooks.h (unsafe_for_reeval): Ditto.
21145         (unsave_expr_now): Adjust comment.
21146         * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
21147         (estimate_num_insns_1): Ditto.
21148         * tree-pretty-print.c (dump_generic_node): Ditto.
21149         * tree.c (expr_align): Ditto.
21150         (unsave_expr): Delete.
21151         (unsafe_for_reeval): Ditto.
21152         * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
21153         * tree.def (UNSAVE_EXPR): Delete.
21154         * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
21156 2004-07-28  Zack Weinberg  <zack@codesourcery.com>
21158         * tree.h (enum tls_model): Move ...
21159         * coretypes.h: ... here.
21161 2004-07-28  Richard Sandiford <rsandifo@redhat.com>
21163         * config/frv/frv.h (EPILOGUE_USES): New.  Use LR.
21165 2004-07-28  Richard Sandiford  <rsandifo@redhat.com>
21167         * cse.c (validate_canon_reg): New function, split out from...
21168         (canon_reg): ...here.  Use validate_canon_reg for both 'e' and 'E'.
21170 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
21172         * tree-ssa-alias.c (maybe_create_global_var): Don't just
21173         return if .GLOBAL_VAR has been created.
21175 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
21177         * tree-ssa.c (verify_flow_insensitive_alias_info): Process
21178         every variable that may have aliases, not just tags.
21180 2004-07-28  Aldy Hernandez  <aldyh@redhat.com>
21182         * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
21183         move_from_CR_eq_bit.
21184         Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
21187         * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
21188         e500_flip_eq_bit.
21190         * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
21191         output_e500_flip_eq_bit.
21193         * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
21194         output_e500_flip_eq_bit.
21195         (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
21196         output_e500_flip_eq_bit.
21197         Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
21198         (print_operand): case D.  Get to EQ bit.
21200 2004-07-28  Richard Sandiford  <rsandifo@redhat.com>
21202         * gcov.c (function_summary): Add missing \n.
21204 2004-07-28  Alexandre Oliva  <aoliva@redhat.com>
21206         Introduce sh4a support.
21207         * config.gcc: Handle sh4a multilibs and cpu selection.
21208         * config/sh/sh.h: Likewise.  Handle sh4a command line flags.
21209         * config/sh/t-mlib-sh4a: New.
21210         * config/sh/t-mlib-sh4al: New.
21211         * config/sh/t-mlib-sh4a-nofpu: New.
21212         * config/sh/t-mlib-sh4a-single: New.
21213         * config/sh/t-mlib-sh4a-single-only: New.
21214         2004-02-20  DJ Delorie  <dj@redhat.com>
21215         * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
21216         * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
21217         2003-08-22  Eric Christopher  <echristo@redhat.com>
21218         * config/sh/sh4a.md: Update for chip errata.
21219         2003-08-07  Eric Christopher  <echristo@redhat.com>
21220         * config/sh/sh4a.md: New file. sh4a processor description.
21221         2003-07-08  Alexandre Oliva  <aoliva@redhat.com>
21222         * config/sh/sh.h (TARGET_SWITCHES): Added 4al.  Adjust description
21223         of -m4a-nofpu.
21224         (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
21225         * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
21226         * doc/invoke.texi (SH Options): Document -m4al.
21227         2003-07-03  Alexandre Oliva  <aoliva@redhat.com>
21228         * config/sh/sh.c (expand_block_move): Remove commented-out code
21229         checked in by mistake.
21230         (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
21231         single elements from SFmode vectors.
21232         * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
21233         register.
21234         (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
21235         2003-07-01  Alexandre Oliva  <aoliva@redhat.com>
21236         * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
21237         sh_fsca_int2sf): Remove variable declarations.
21238         * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
21239         sh_fsca_int2sf): New functions.
21240         (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
21241         sh_fsca_int2sf_rtx): New static variables.
21242         * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
21243         sh_fsca_int2sf): Declare.
21244         * config/sh/sh.md: Adjust.
21245         * doc/invoke.texi (SH Options): Document new options.
21246         * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
21247         compatibility from SH4 code.
21248         2003-06-27  Alexandre Oliva  <aoliva@redhat.com>
21249         * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
21250         early.
21251         (memory_movsrc_operand): Renamed to...
21252         (unaligned_load_operand): ... this.  Simplified.
21253         * config/sh/sh.h (PREDICATE_CODES): Adjust.
21254         * config/sh/sh.md (movua, extv, extzv): Likewise.  Change movua's
21255         input operand to SImode, and adjust the others.  Introduce
21256         post-increment by peephole.
21257         * config/sh/sh.c (expand_block_move): Give the target address the
21258         same mode as the temp reg.
21259         * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
21260         copying.
21261         2003-06-26  Alexandre Oliva  <aoliva@redhat.com>
21262         Introduce support for SH4a.
21263         * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
21264         __SH4A__.  Emit 4 4kb blocks and touch all of them otherwise.
21265         * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
21266         sh_fsca_int2sf): New.
21267         (sh_init_builtins): Initialize them.
21268         (print_operand): Support `d'.
21269         (expand_block_move): Use movua if src is misaligned.
21270         (memory_movsrc_operand): New.
21271         * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
21272         and one of the SH4 macros.
21273         (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
21274         SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
21275         SELECT_SH4A_SINGLE): New.
21276         (TARGET_NONE): Add SH4A_BIT.
21277         (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
21278         (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
21279         (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
21280         (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
21281         (enum processor_type): Added PROCESSOR_SH4A.
21282         (PREDICATE_CODES): Add memory_movsrc_operand.
21283         * config/sh/sh.md: Removed unused variables.
21284         (attr cpu): Add sh4a.
21285         (attr type): Add movua, fsrra and fsca.
21286         (prefetch): New, for SH4.
21287         (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
21288         (toggle_sz): Set type to fp.
21289         (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
21290         (movua, extv, extzv): New.
21291         * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
21292         and 4a-single-only.
21294 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
21296         * tree-optimize.c (init_tree_optimization_passes): Schedule
21297         pass_may_alias right after the program is renamed into SSA.
21298         * tree-pass.h (PROP_alias): Define.
21299         * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
21300         * tree-sra.c (pass_sra): Likewise.
21301         * tree-ssa-ccp.c (pass_ccp): Likewise.
21302         * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
21303         * tree-ssa-dce.c (pass_dce): Likewise.
21304         * tree-ssa-dom.c (pass_dominator): Likewise.
21305         * tree-ssa-dse.c (pass_dse): Likewise.
21306         * tree-ssa-forwprop.c (pass_forwprop): Likewise.
21307         * tree-ssa-loop-ch.c (pass_ch): Likewise.
21308         * tree-ssa-phiopt.c (pass_phiopt): Likewise.
21309         * tree-ssa-pre.c (pass_pre): Likewise.
21310         * tree-tailcall.c (pass_tail_recursion): Likewise.
21311         * tree-ssa.c (pass_redundant_phi): Likewise.
21312         * tree-ssa-alias.c (aliases_computed_p): Remove.
21313         Update all users.
21314         (init_alias_info): Do not mark all type tags for renaming
21315         unconditionally.
21316         Clear may_aliases from every symbol.
21317         (setup_pointers_and_addressables): If a pointer has not been
21318         dereferenced and it had a type tag, clear it and mark the old
21319         tag for renaming.
21321 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
21323         PR tree-optimization/16705
21324         * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
21325         .GLOBAL_VAR.
21327 2004-07-27  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
21329         * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
21330         check.
21332         * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
21333         don't make another one.
21335         PR optimization/15077
21336         * function.h (struct function): Add field saved_static_chain_decl.
21337         Fix comment for static_chain_decl.
21338         * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
21339         * tree-inline.h (save_body): Add new arg.
21340         * tree-optimize.c (tree_rest_of_compilation): Handle saving
21341         static_chain_decl.
21343 2004-07-27  Richard Henderson  <rth@redhat.com>
21345         * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
21346         (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
21347         is_gimple_addressable.
21348         * tree-gimple.c (is_gimple_addressable): Rename from
21349         is_gimple_addr_expr_arg; accept INDIRECT_REF.
21350         (is_gimple_lvalue): Don't test INDIRECT_REF directly.
21351         * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
21352         rename to is_gimple_addressable.
21354 2004-07-28  Alan Modra  <amodra@bigpond.net.au>
21356         * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
21358 2004-07-27  Richard Henderson  <rth@redhat.com>
21360         * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
21361         before rounding.
21363 2004-07-27  Zack Weinberg  <zack@codesourcery.com>
21365         * libgcc2.c: Change all conditionals testing
21366         LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
21367         * libgcc2.h: Likewise.
21368         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
21369         TYPE_PRECISION of float80_type to 80.
21370         * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
21371         of fpreg_type and float80_type to 80.
21372         * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
21373         * config/m68k/netbsd-elf.h:
21374         Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
21375         to evaluate to 80 whenever they would formerly have evaluated to 96.
21376         * config/i386/sco5.h: Remove unnecessary redefinition of
21377         LONG_DOUBLE_TYPE_SIZE.
21378         * doc/rtl.texi: Clarify uses of XFmode and TFmode.
21379         * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
21380         XFmode, with a bitsize of 80.  Update commentary.
21381         * config/ia64/ia64-modes.def: Likewise.
21382         * config/m68k/m68k-modes.def: Likewise.
21384 2004-07-27  Steven Bosscher  <stevenb@suse.de>
21386         * cfgexpand.c (tree_expand_cfg): Fix comment.
21388         * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
21389         * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
21390         Remove.
21391         (prepare_function_start): Don't set rtx_equal_function_value_matters.
21392         * integrate.c (copy_rtx_and_substitute): Don't test for it.
21393         * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
21394         Don't set rtx_equal_function_value_matters.  Don't register RTL hooks
21395         here again.  Update leading comment.
21396         * rtl.c (rtx_equal_function_value_matters): Remove.
21397         (rtx_equal_p): Don't test for it.
21398         * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
21399         Likewise.
21401         * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
21402         * rtl.c (note_insn_name): Likewise.
21403         * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
21404         * final.c (final_scan_insn): Likewise.
21406         * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
21407         * passes.c (rest_of_handle_eh): Do it here.
21409         * stmt.c (struct nesting): Remove struct nesting block member.
21410         (struct stmt_status): Remove x_block_start_count field.
21411         (current_block_start_count): Remove.
21413 2004-07-27  Brian Booth  <bbooth@redhat.com>
21415         * tree-optimize.c (register_one_dump_file): Update condition that uses
21416         static_pass_number.
21417         (dup_pass_1): Replace with...
21418         (next_pass_1): This.
21419         (NEXT_PASS): Call next_pass_1.
21420         (DUP_PASS): Remove.
21421         (init_tree_optimization_passes): Remove uses of DUP_PASS.
21422         (execute_one_pass): Update condition that uses
21423         static_pass_number.
21424         * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
21425         integer.
21427 2004-07-27  Nick Clifton  <nickc@redhat.com>
21429         * config/m32r/m32r.c: Include integrate.h in order to get the
21430         prototype for get_hard_reg_initial_val().
21432         * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
21433         and tidy up indentation.
21434         (final_presence_set): Use absence_set instead, so that if there is
21435         nothing in the "o" pipe the "s" pipe can be scheduled.
21437 2004-07-27  Diego Novillo  <dnovillo@redhat.com>
21439         * tree-ssa-alias.c (create_name_tags): Ignore pointers that
21440         don't have PT_VARS nor PT_MALLOC set.
21441         Clear name tag from pointers that have not been dereferenced.
21442         (set_pt_anything, set_pt_malloc): Forward declare.
21443         * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
21444         not type compatibility when determining if a pointer can be
21445         copy propagated.
21447 2004-07-27  Richard Sandiford  <rsandifo@redhat.com>
21449         * expr.h (canonicalize_condition, get_condition): Add an int argument.
21450         * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
21451         it to check whether the condition is still valid at the jump insn.
21452         * ifcvt.c (noce_get_condition): Likewise.
21453         (noce_get_alt_condition): Update call to canonicalize_condition.
21454         * loop-iv.c (simplify_using_initial_values): Update call to
21455         get_condition.  Remove FIXME.
21456         (check_simple_exit): Update call to get_condition.
21457         * loop-unswitch.c (may_unswitch_on): Likewise.
21458         * loop.c (check_dbra_loop): Likewise.
21459         (canonicalize_condition, get_condition): Add an argument to say whether
21460         the condition must still be valid at INSN.
21461         (get_condition_for_loop): Update call to get_condition.  Require that
21462         the condition be valid at INSN.
21463         * predict.c (estimate_probability): Update call to get_condition.
21464         Remove unused earliest parameter.
21465         (expected_value_to_br_prob): Update call to canonicalize_condition.
21467 2004-07-26  Eric Christopher  <echristo@redhat.com>
21469         * tree-dfa.c (add_referenced_var): Register initializers of global
21470         variables.
21472 2004-07-26  Paolo Bonzini  <bonzini@gnu.org>
21474         * config/i386/i386.c (function_arg): Always treat 8-
21475         and 16-byte wide vectors the same, even if MMX/SSE
21476         are disabled.
21477         (contains_128bit_aligned_vector_p): Add comment.
21479 2004-07-26  J"orn Rennecke <joern.rennecke@superh.com>
21481         * ra.h (enum node_type): Rename to:
21482         (enum ra_node_type).
21483         * ra-colorize.c: Likewise.
21485 2004-07-26  Richard Sandiford  <rsandifo@redhat.com>
21487         * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
21488         after simplifying the jump.
21490 2004-06-26  Richard Henderson  <rth@redhat.com>
21492         * calls.c (combine_pending_stack_adjustment_and_call): Make
21493         preferred_unit_stack_boundary argument unsigned.  Make
21494         unadjusted_alignment unsigned.
21495         (expand_call): Make preferred_stack_boundary and
21496         preferred_unit_stack_boundary variables unsigned.
21497         * function.c (assign_stack_local_1): Make alignment unsigned.
21498         * function.h (struct function): Make stack_alignment_needed,
21499         preferred_stack_boundary unsigned.
21500         * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
21501         (ix86_compute_frame_layout): Make stack_alignment_needed,
21502         preferred_alignment variables unsigned.
21503         * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
21505 2004-07-26  Tom Tromey  <tromey@redhat.com>
21507         * tree.h: Fix typo in comment.
21509 2004-07-26  Daniel Jacobowitz  <dan@debian.org>
21511         PR bootstrap/12804
21512         * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
21513         (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
21514         (ggc_free): Remove incorrect freeing.
21515         (sweep_pages): Advance PP for large pages.  Fix indentation.
21517 2004-07-26  Richard Sandiford  <rsandifo@redhat.com>
21519         PR rtl-optimization/16643
21520         * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
21521         * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
21522         * basic-block.h (reorder_basic_blocks): Add a flags parameter.
21523         * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
21524         (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
21525         * function.c (thread_prologue_and_epilogue_insns): Likewise.
21526         * rtl.h (tracer): Add a flags parameter.
21527         * tracer.c (tracer): Pass it to cfg_layout_initialise.
21528         * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
21529         (rest_of_handle_reorder_blocks): Update calls to tracer and
21530         reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
21531         (rest_of_handle_tracer): Pass 0 to tracer.
21532         (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
21534 2004-07-25  David Edelsohn  <edelsohn@gnu.org>
21536         PR target/16239
21537         * config/rs6000/rs6000.md (movdi_internal64): Further disparage
21538         f->f.
21540 2004-07-24  Nathan Sidwell  <nathan@codesourcery.com>
21542         * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
21543         (BINFO_BASE_ACCESS): Adjust.
21544         (BINFO_BASE_ACCESS_APPEND): New.
21545         (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
21546         * dbxout.c (dbxout_type): Adjust binfo access accessing.
21547         * dwarf2out.c (gen_member_die): Likewise.
21548         * tree-dump.c (deque_and_dump): Likewise.
21550 2004-07-26  Falk Hueffner  <falk@debian.org>
21552         * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
21553         costs.
21555 2004-07-25  Roger Sayle  <roger@eyesopen.com>
21557         * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
21558         value off of the stack if TARGET_USE_FFREEP.
21560 2004-07-26  Bernardo Innocenti  <bernie@develer.com>
21562         * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
21563         * gengtype-yacc.y: Likewise.  Replace free() with XDELETE ().
21564         * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
21565         check on invocation of XRESIZEVEC ().
21567 2004-07-26  Bernardo Innocenti  <bernie@develer.com>
21569         * c-common.c (disable_builtin_function): Rename variable n to
21570         new_disabled_builtin.
21571         * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
21572         Rename local variable old to old_decl.
21573         * gensupport.c (shift_output_template): Rename parameter old to src.
21574         * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
21575         old_rtx and newx to new_rtx.
21577 2004-07-26  Bernardo Innocenti  <bernie@develer.com>
21579         * Makefile.in (C_PRAGMA_H): New variable to track dependencies
21580         of c-pragma.h.
21581         * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
21582         enum cpp_ttype.
21583         * c-lex.c: Likewise.
21585 2004-07-25  Roger Sayle  <roger@eyesopen.com>
21587         * fold-const.c (constant_boolean_node): Make extern.
21588         (make_range): Wrap long lines.
21589         (fold_cond_expr_with_comparison): Remove unnecessary call to
21590         pedantic_non_lvalue.  Add missing calls to fold_convert.
21591         (fold_truthop): Add missing calls to fold_convert.
21592         (fold): Likewise.
21593         * tree.h (constant_boolean_node): Add prototype here.
21594         * builtins.c (expand_builtin_strncmp): Add missing calls to
21595         fold_convert.
21596         * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
21597         Call fold_convert and constant_boolean_node to correct types.
21598         * tree-ssa-forwprop.c (substitute_single_use_vars): Add
21599         missing call to fold_convert to correct types.
21601 2004-07-26  Niall Douglas  <s_fsfeurope2@nedprod.com>
21602             Brian Ryner  <bryner@brianryner.com>
21604         PR c++/9283
21605         PR c++/15000
21606         * c-common.c (c_common_attribute_table): Allow
21607         handle_visibility_attribute to be called for types.
21608         (handle_visibility_attribute) When given a type, set the visibility
21609         bits on the TYPE_NAME.  When given a decl, don't set no_add_attrs
21610         so that we can check later whether the attribute was present. Added
21611         warning if attribute applied to non class type.
21612         * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
21613         decls and checking that they are consistent.
21614         * common.opt: Added -fvisibility.
21615         * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
21616         * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
21617         * flags.h, tree.h: Added assorted support defines for overall patch
21618         * opts.c: Added parsing support for -fvisibility.
21619         * tree.c (build_decl): Set visibility for all decls to be whatever
21620         is in force at that time.
21621         * varasm.c (default_binds_local_p_1): Reworked logic determining
21622         when to make a symbol locally bound.
21623         * doc/invoke.texi: Added documentation for -fvisibility and
21624         -fvisibility-inlines-hidden.
21626 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21628         * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
21629         * c-common.c: Add missing casts from void * to other types.
21630         * c-decl.c: Likewise.
21631         * c-format.c: Likewise.
21632         * c-lex.c: Likewise.
21633         * c-pragma.c: Likewise.
21634         * c-typeck.c: Likewise.
21635         * defaults.h: Likewise.
21636         * genconstants.c: Likewise.
21637         * gengtype-lex.l: Likewise.
21638         * genmodes.c: Likewise.
21639         * read-rtl.c: Likewise.
21640         * rtl.c: Likewise.
21642 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21644         * bitmap.c: Use type-safe memory allocation macros from libiberty.
21645         * c-common.c: Likewise.
21646         * c-decl.c: Likewise.
21647         * c-lang.c: Likewise.
21648         * c-lex.c: Likewise.
21649         * c-opts.c: Likewise.
21650         * c-parse.in: Likewise.
21651         * c-typeck.c: Likewise.
21652         * genconditions.c: Likewise.
21653         * gengtype-lex.l: Likewise.
21654         * gengtype-yacc.y: Likewise.
21655         * gengtype.c: Likewise.
21656         * genmodes.c: Likewise.
21657         * gensupport.c: Likewise.
21658         * read-rtl.c: Likewise.
21659         * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
21660         htab_find_slot().
21662 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21664         * c-decl.c (groktypename, groktypename_in_param_context): Rename
21665         variable typename to type_name.
21666         * c-lex.c (interpret_float): Likewise.
21668 2004-07-25  Roger Sayle  <roger@eyesopen.com>
21670         * convert.c (convert_to_real, convert_to_integer,
21671         convert_to_complex): Replace calls to build with calls to buildN.
21672         * coverage.c (tree_coverage_counter_ref): Likewise.
21673         * dojump.c (do_jump): Likewise.
21674         * dwarf2out.c (loc_descriptor_from_tree): Likewise.
21675         * emit-rtl.c (component_ref_for_mem_expr,
21676         set_mem_attributes_minus_bitpos): Likewise.
21677         * explow.c (update_nonlocal_goto_save_area): Likewise.
21678         * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
21679         expand_mult_add): Likewise.
21680         * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
21681         store_constructor, get_inner_reference, expand_expr_real_1,
21682         try_casesi, try_tablejump): Likewise.
21683         * function.c (expand_function_start): Likewise.
21684         * stmt.c (emit_case_bit_tests, expand_end_case_type,
21685         node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
21686         * stor-layout.c (place_union_field, layout_type): Likewise.
21687         * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
21688         * varasm.c (copy_constant): Likewise.
21690 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21692         * c-common.c: Rename all identifiers named `new'.
21693         * c-decl.c: Likewise.
21694         * gensupport.c: Likewise.
21695         * simplify-rtx.c: Likewise.
21696         * c-common.c (disable_builtin_function): Replace a call to xmalloc()
21697         with XNEW().
21698         * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
21699         with XNEWVEC().
21701 2004-07-25  Joseph S. Myers  <jsm@polyomino.org.uk>
21703         PR c/15360
21704         * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
21705         declarations until after calling pushdecl.
21706         (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
21707         "extern" and not on whether the declaration is initialized.
21709 2004-07-25  Daniel Jacobowitz  <dan@debian.org>
21711         * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
21712         (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
21713         * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
21714         "cpplib.h", "c-pragma.h", "c-common.h".
21715         (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
21716         (solaris_register_pragmas): New functions.
21717         * config/sol2-protos.h: New file.
21718         * config/sol2.c: New file.
21719         * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
21720         (REGISTER_TARGET_PRAGMAS): New macros.
21721         (solaris_pending_aligns, solaris_pending_inits)
21722         (solaris_pending_finis): New variables.
21723         * config/t-sol2 (sol2-c.o): Update dependencies.
21724         (sol2.o): New rule.
21725         * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
21726         SUBTARGET_INSERT_ATTRIBUTES.
21727         (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
21728         * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
21729         (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
21730         * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
21731         * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
21732         * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
21733         (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
21734         * config/sparc/sparc.c (sparc_attribute_table): New.
21735         (TARGET_INSERT_ATTRIBUTES): Define in terms of
21736         SUBTARGET_INSERT_ATTRIBUTES.
21737         (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
21738         is defined.
21739         * doc/extend.texi (Solaris Pragmas): New section.
21741 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21743         * c-common.c: Rename all identifiers named `class' to `cl'.
21744         * c-common.h: Likewise.
21745         * c-parse.in: Likewise.
21746         * c-typeck.c: Likewise.
21747         * genmodes.c: Likewise.
21748         * real.c: Likewise.
21749         * real.h: Likewise.
21750         * recog.c: Likewise.
21751         * recog.h: Likewise.
21752         * regrename.c: Likewise.
21753         * tree.h: Likewise.
21754         * c-common.c (builtin_function_2): Change type of 5th parameter from
21755         int to enum built_in_function. Change type of 8th parameter from int
21756         to bool.
21757         * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
21758         with GGC_CNEW().
21759         * c-typeck.c (convert_arguments): Change type of formal_prec from
21760         int to unsigned int.
21761         * genmodes.c (blank_mode): Make a few negative constants unsigned.
21762         (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
21763         emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
21764         emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
21765         emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
21766         iterator to for_all_modes () instead of an enum because enums can't
21767         be incremented in C++.
21770 2004-07-25  Daniel Jacobowitz  <dan@debian.org>
21772         * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
21773         hard registers.
21775 2004-07-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
21777         * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
21778         Handle ARRAY_RANGE_REF like ARRAY_REF.
21780 2004-07-25  Joseph S. Myers  <jsm@polyomino.org.uk>
21782         * c-typeck.c (digest_init): Don't allow arrays of signed or
21783         unsigned variants of wchar_t to be initialized by wide string
21784         constants.  Do allow arrays of enumerated types compatible with
21785         wchar_t to be initialized by wide string constants.  Refine tests
21786         distinguishing wide and narrow strings and arrays.  Give specific
21787         error for arrays of other integer types initialized by string
21788         constants.
21789         (output_init_element, process_init_element): Check for
21790         INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
21791         initializing with string constants.
21793 2004-07-25  Richard Henderson  <rth@redhat.com>
21795         * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
21796         on the RESULT_DECL.
21797         * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21798         * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
21799         DECL_IGNORED_P to new decl.
21801 2004-07-24  Zack Weinberg  <zack@codesourcery.com>
21803         * config/ia64/ia64.c (general_xfmode_operand)
21804         (destination_xfmode_operand): Delete.
21805         * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
21806         * config/ia64/ia64.md (*movxf_internal): Use general_operand
21807         and destination_operand.
21809 2004-07-24  Alexander Kabaev  <kan@freebsd.org>
21811         * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
21812         (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
21814 2004-07-24  Alexander Kabaev  <kan@freebsd.org>
21815             Zack Weinberg  <zack@codesourcery.com
21817         PR 16684
21818         * c-decl.c (diagnose_mismatched_decls): Don't issue a
21819         redundant-declaration warning the first time a builtin is
21820         declared explicitly.
21822 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21824         * tree.h (staticp): Change return type to bool.
21826 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21828         * c-common.c (c_staticp): Last episode of the staticp saga.
21830 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21832         * c-common.h (c_staticp): Change return type from int to bool.
21833         * tree.c (staticp): Likewise.
21834         * langhooks.h (staticp): Likewise.
21836 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21838         * langhooks-def.h (lhd_staticp): Change return type from int to
21839         bool in prototype to match definition.
21841 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21843         * system.h (bool, true, false): Don't redefine as preprocessor macros
21844         in C++.
21846 2004-07-24  Roger Sayle  <roger@eyesopen.com>
21848         * expmed.c (init_expmed): A signed modulus by a power of two is
21849         considered cheap if its less than or equal to four instructions.
21851 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21853         * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
21854         GGC_CNEWVAR): New macros.
21856 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21858         * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
21859         lists.
21860         * c-decl.c: Likewise.
21861         * c-format.c: Likewise.
21862         * c-lex.c: Likewise.
21863         * c-opts.c: Likewise.
21864         * c-pragma.c: Likewise.
21865         * c-typeck.c: Likewise.
21866         * gencheck.c: Likewise.
21867         * genconditions.c: Likewise.
21868         * genconfig.c: Likewise.
21869         * genflags.c: Likewise.
21870         * gengtype.c: Likewise.
21871         * gensupport.c: Likewise.
21872         * ggc-none.c: Likewise.
21873         * langhooks.c: Likewise.
21874         * statistics.h: Likewise.
21875         * stub-objc.c: Likewise.
21876         * java/decl.c: Likewise.
21878 2004-07-24  Roman Zippel  <zippel@linux-m68k.org>
21880         * config/m68k/m68k.c (output_scc_di): Fix coding style.
21881         (symbolic_operand): Fix prototype.
21882         * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
21883         * config/m68k/m68k.md: Add constants for registers a0 and sp and
21884         use them, change from the "{...}" syntax to the simpler {...}
21885         syntax.
21886         (*cfv4_extendqisi2): Fix destination predicate.
21887         * config/m68k/m68k-protos.h: Remove various declarations also
21888         generated via PREDICATE_CODES.
21890 2004-07-23  Mike Stump  <mrs@apple.com>
21892         * c-typeck.c (convert_for_assignment): Tightened up pointer
21893         converstions that differ in signedness.
21895 2004-07-23  Zack Weinberg  <zack@codesourcery.com>
21897         * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
21899 2004-07-23  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
21901         * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
21902         * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
21904         * gimplify.c (gimplify_compound_lval): Check for no handled
21905         operations, rather than checking for explicit list of nodes.
21906         (is_gimple_addr_expr_arg_or_indirect): New function.
21907         (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
21908         redundant setting of TREE_INVARIANT.
21909         (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
21910         * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
21912 2004-07-23  Diego Novillo  <dnovillo@redhat.com>
21914         PR tree-optimization/16688
21915         PR tree-optimization/16689
21916         * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
21917         unnecessary initialization of 'tag'.
21918         (get_tmt_for): Check that the new type tag has the same alias
21919         set as the pointed-to type.
21920         (group_aliases): Only regular variables need to be removed
21921         from the alias set of a name tag.
21922         * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
21923         propagation if the two types are not compatible.
21924         (merge_alias_info): Rename from replace_ssa_names_ann.
21925         Add more checking.
21926         (replace_exp_1): If both arguments are SSA_NAMEs, check that
21927         the propagation can be done.
21928         Only call merge_alias_info on pointers.
21929         (propagate_value): Likewise.
21930         * tree-ssa-copyrename.c: Include langhooks.h.
21931         (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
21932         to do the merging.
21933         Do not coalesce variables with incompatible types.
21934         (rename_ssa_copies): Call replace_ssa_name_symbol.
21935         * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
21936         the same type as the underlying _DECL.
21937         * tree-ssanames.c (replace_ssa_name_symbol): New function.
21938         * tree.h (replace_ssa_name_symbol): Declare.
21940 2004-07-23  Richard Henderson  <rth@redhat.com>
21942         PR c++/16277
21943         * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
21944         unshare it properly.
21945         (gimplify_modify_expr_rhs): Push assignment from a conditional into
21946         the conditional for all non-register types.
21948 2004-07-23  Richard Henderson  <rth@redhat.com>
21950         * expr.c (expand_expr_real_1): Don't handle non-local variables.
21951         * expr.h (fix_lexical_addr): Remove.
21952         * function.c (NEED_SEPARATE_AP): Remove.
21953         (fix_lexical_addr): Remove.
21954         * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
21955         not null decl_function_context.
21956         (create_alias_vars): Likewise.
21957         * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
21958         (simple_goto_p): Likewise.
21959         * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
21960         * tree-ssa-ccp.c (get_default_value): Likewise.
21961         * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
21962         * tree.c (needs_to_live_in_memory): Likewise.
21963         * tree-flow-inline.h (may_be_aliased): Move...
21964         * tree-ssa-alias.c (may_be_aliased): ... here.  Enhance check for
21965         when TREE_STATIC variables may be addressable.
21967 2004-07-24  Jakub Jelinek  <jakub@redhat.com>
21969         * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
21971 2004-07-23  Zack Weinberg  <zack@codesourcery.com>
21973         * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
21974         bitmap contents if GENERATOR_FILE is defined.
21975         * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
21976         ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
21978 2004-07-23  Joseph S. Myers  <jsm@polyomino.org.uk>
21980         * c-decl.c (start_function): Form composite type of function types
21981         rather than copying type from previous prototype declaration.
21983 2004-07-23  Janis Johnson  <janis187@us.ibm.com>
21985         * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
21986         the const qualifier for the second argument in the C++ functions.
21988         * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
21989         specific pointer types.
21991         * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
21992         vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
21993         for vector bool and/or vector pixel, add C++ and C missing support.
21994         (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
21995         vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
21996         vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
21997         vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
21998         vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
21999         missing C++ and C support for vector bool and/or vector pixel.
22000         (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
22001         vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
22002         vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
22003         vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
22004         vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
22005         C++ and C types used for vector bool and/or vector pixel.
22006         (vec_st, vec_stl): Add C++ support for vector pixel.
22007         (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
22008         (vec_all_ne): Add C++ support for vector pixel.
22010         * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
22011         (vec_vmulesb): Add missing C++ function.
22012         (vec_perm): Fix type of third argument in C++ function.
22013         (vec_vsum4shs): Fix C++ function name.
22014         (vec_any_ge): Remove C++ functions for unsupported arg combinations.
22015         (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
22016         argument passed to the error handler in C macro.
22017         (vec_nmsub): Remove extra parens around argument names in C macro.
22018         (vec_packpx): Add missing parens in C macro.
22020 2004-07-22  Paolo Bonzini  <bonzini@gnu.org>
22022         * machmode.def: Remove vector modes.
22023         * config/alpha/alpha-modes.def: Add supported vector modes.
22024         * config/arm/arm-modes.def: Likewise.
22025         * config/frv/frv-modes.def: Likewise.
22026         * config/i386/i386-modes.def: Likewise.
22027         * config/rs6000/rs6000-modes.def: Likewise.
22028         * config/sh/sh-modes.def: Likewise.
22030 2004-07-23  Matthias Klose  <doko@debian.org>
22032         * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
22033         * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
22034         * config.h: Regenerate.
22035         * configure: Likewise.
22037 2004-07-22  Mark Mitchell  <mark@codesourcery.com>
22039         * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
22040         generated SYMBOL_REFs for labels.
22041         * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
22042         Change prototype.
22043         (machopic_stub_name): Remove.
22044         (machopic_indirection_name): New function.
22045         (machopic_mcount_stub_name): Likewise.
22046         (machopic_classify_name): Remove.
22047         (machopic_function_base_sym): New function.
22048         (machpoic_classify_symbol): Likewise.
22049         (machopic_classify_ident): Remove.
22050         (machopic_define_ident): Likewise.
22051         (machopic_define_name): Likewise.
22052         (machopic_name_defined_p): Likewise.
22053         (machopic_ident_defined_p): Likewise.
22054         (darwin_strip_name_encoding): Likewise.
22055         (machopic_define_symbol): New function.
22056         * config/darwin.c (hashtab.h): Include.
22057         (machopic_defined_list): Remove.
22058         (machopic_classify_ident): Likewise.
22059         (machopic_classify_name): Likewise.
22060         (machopic_ident_defined_p): Likewise.
22061         (machopic_define_ident): Likewise.
22062         (machopic_define_name): Likewise.
22063         (machopic_symbol_defined_p): New function.
22064         (machopic_classify_symbol): Likewise.
22065         (machopic_data_defined_p): Use machopic_classify_symbol.
22066         (machopic_define_symbol): New function.
22067         (machopic_function_base_sym): New function.
22068         (machopic_non_lazy_pointers): Remove.
22069         (machopic_non_lazy_ptr_name): Likewise.
22070         (machopic_stubs): Likewise.
22071         (machopic_stub_name): Likewise.
22072         (NON_LAZY_POINTER_SUFFIX): New macro.
22073         (STUB_SUFFIX): Likewise.
22074         (machopic_indirection): New structure.
22075         (machopic_indirections): New variable.
22076         (machopic_indirection_hash): New function.
22077         (machopic_indirection_eq): Likewise.
22078         (machopic_indirection_name): Likewise.
22079         (machopic_mcount_stub_name): New function.
22080         (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
22081         hash table.
22082         (machopic_indirect_data_reference): Rework to use new functions.
22083         (machopic_indirect_call_target): Likewise.
22084         (machopic_legitimize_pic_address): Likewise.
22085         (machopic_output_indirection): New function.
22086         (machopic_finish): Use it.
22087         (machopic_operand_p): Rework to use new functions.
22088         (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
22089         (darwin_strip_name_encoding): Remove.
22090         (update_non_lazy_ptrs): Remove.
22091         (update_stubs): Likewise.
22092         (darwin_non_lazy_pcrel): Use new functions.
22093         * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
22094         (ASM_OUTPUT_LABELREF): Likewise.
22095         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
22096         (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
22097         (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
22098         (TARGET_STRIP_NAME_ENCODING): Do not use
22099         darwin_strip_name_encoding.
22100         (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
22101         darwin_strip_name_encoding.
22102         * config/i386/darwin.h (FUNCTION_PROFILER): Use
22103         machopic_mcount_stub_name.
22104         * config/i386/i386.c (x86_output_mi_thunk): Use
22105         machopic_indirection_name, not machopic_stub_name.
22106         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
22107         machopic_function_base_sym.
22108         (print_operand): Use machopic_classify_symbol.
22109         (rs6000_emit_prologue): Use machopic_function_base_sym.
22110         (output_profile_hook): Do not use machopic_stub_name.
22111         (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
22113 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
22115         PR c/7284
22116         * fold-const.c (extract_muldiv_1): Do not treat signed left shift
22117         as multiplication.
22119 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
22121         * doc/implement-c.texi: New file.
22122         * doc/extend.texi (C Implementation): Move to there.
22123         * doc/gcc.texi: Include implement-c.texi.
22124         * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
22126 2004-07-22  Jason Merrill  <jason@redhat.com>
22128         * integrate.c (copy_decl_for_inlining): Remove invisible reference
22129         handling.
22130         * tree-inline.c (setup_one_parameter): Likewise.
22132 2004-07-22  Brian Booth  <bbooth@redhat.com>
22134         * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
22135         (substitute_and_fold): Propigate into VUSE operands when possible.
22136         (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
22137         (cp_lattice_meet): Handle merging of latticevalues when
22138         UNKNOWN_VAL is present.
22139         (visit_stmt): Visit assignments with V_MUST_DEFs.
22140         (visit_assignment): Gather ccp information for V_MUST_DEF operands.
22141         (ccp_fold): Deal with RHS' that are constant and virtual.
22142         (evaluate_stmt): Handle UNKNOWN_VAL likely values.
22143         (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
22144         (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
22145         V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
22146         computing immediate uses.
22147         (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
22148         transition.
22149         (replace_vuse_in): New function.
22150         (likely_value): Add check of vuse operands.
22151         (get_default_value): Set the default value of virtually defined
22152         variables to UKNOWN_VAL instead of VARYING.
22154 2004-07-22  Richard Henderson  <rth@redhat.com>
22156         * expr.c (emit_push_insn): Don't use set_mem_attributes.
22158 2004-07-22  Richard Henderson  <rth@redhat.com>
22160         * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
22161         variables due to conditional compilation.
22163 2004-07-22  Diego Novillo  <dnovillo@redhat.com>
22165         * tree-into-ssa.c (set_livein_block): Fix typo in comment.
22166         (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
22167         Release SSA names that have been re-renamed.
22168         * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
22169         variable.
22170         * tree-ssa-alias.c (init_alias_info): If aliases have been
22171         computed before, clear existing alias information.
22172         (create_name_tags): Do no fixup PT_ANYTHING pointers.
22173         If the new name tag for a pointer is different than the one it
22174         had before, mark the old tag for renaming.
22175         (replace_may_alias): New function.
22176         (group_aliases): Call it.
22177         (setup_pointers_and_addressables): Always call get_tmt_for.
22178         (maybe_create_global_var): Don't create .GLOBAL_VAR more than
22179         once.
22180         (set_pt_anything): New local function.
22181         (set_pt_malloc): New local function.
22182         (merge_pointed_to_info): Don't merge pointed-to variables from
22183         the original pointer if the destination is pointing to an
22184         unknown location.
22185         (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
22186         (add_pointed_to_var): Do not add a variable to the points-to
22187         set if the pointer is already pointing to anywhere.
22188         (collect_points_to_info_r): If the defining statement is a PHI
22189         node, only merge pointed-to information if the argument has
22190         already been visited.
22191         (get_tmt_for): Only create a new tag if the pointer didn't
22192         have one already.
22193         (dump_alias_info): Emit more information.
22194         (dump_points_to_info_for): Likewise.
22195         * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
22196         try to get the annotation of an SSA_NAME.
22197         * tree-ssa-operands.c (add_stmt_operand): Only check for empty
22198         alias sets when checking is enabled.
22199         * tree-ssa-pre.c (need_eh_cleanup): New local variable.
22200         (eliminate): Mark basic blocks that will need
22201         EH information cleaned up.
22202         (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
22203         predecessor.
22204         Initialize need_eh_cleanup.
22205         (fini_pre): Call tree_purge_all_dead_eh_edges and
22206         cleanup_tree_cfg if needed.
22207         Free need_eh_cleanup.
22208         * tree-ssa.c (verify_ssa_name): New function.
22209         (verify_def): Call it.
22210         Re-arrange to avoid printing too many error messages.
22211         (verify_use): Likewise.
22212         (verify_phi_args): Likewise.
22213         (verify_flow_insensitive_alias_info): New function.
22214         (verify_flow_sensitive_alias_info): New function.
22215         (verify_alias_info): New function.
22216         (verify_ssa): Call verify_alias_info.
22217         Clear TREE_VISITED on all the SSA_NAMEs before scanning the
22218         program.
22219         Re-arrange to avoid printing too many error messages.
22220         * tree-ssanames.c (make_ssa_name): Clear
22221         SSA_NAME_IN_FREE_LIST.
22222         (release_ssa_name): Never release a default definition.
22223         (release_defs): New function.
22224         * tree.h: Declare it.
22225         * tree-ssa-dce.c (remove_dead_stmt): Call it.
22227 2004-07-22  Diego Novillo  <dnovillo@redhat.com>
22229         * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
22230         If true, do a depth-first search.  Do a breadht-first search,
22231         otherwise.
22232         (walk_use_def_chains): Add new argument IS_DFS.
22233         Update all users.
22234         * tree-flow.h (walk_use_def_chains): Update prototype.
22236 2004-07-22  Hans-Peter Nilsson  <hp@axis.com>
22238         * config/cris/cris.md: Tweak formatting.
22239         (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
22240         (mover2side, moverside, movemside, movei, op3, andu): Replace
22241         live define_peephole:s with define_peephole2 near-equivalents.
22242         Delete the rest.
22243         ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap".  Match all
22244         word-size modes.
22245         ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
22246         Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
22247         "*mov_sidesi_mem" respectively.
22249 2004-07-22  Paolo Bonzini  <bonzini@gnu.org>
22251         * tree-cfg.c (gimplify_val): Move from tree-complex.c.
22252         (gimplify_build1): Move from tree-complex.c do_unop.
22253         (gimplify_build2): Move from tree-complex.c do_binop.
22254         (gimplify_build3): New.
22255         * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
22256         Adjust throughout to call the functions above.
22257         * tree-flow.h: Declare the functions above.
22258         * tree-nested.c (gimplify_val): Rename to...
22259         (tsi_gimplify_val): ... this.
22261         * Makefile.in (tree_complex.o): Update dependencies.
22262         (stor-layout.o): Depend on regs.h.
22263         * c-common.c (handle_vector_size_attribute): Update for
22264         vector types without corresponding vector modes.
22265         * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
22266         a corresponding vector mode is not available.
22267         * print-tree.c (print_node): Print nunits for vector types
22268         * regclass.c (have_regs_of_mode): New.
22269         (init_reg_sets_1): Initialize it and use it instead
22270         of allocatable_regs_of_mode.
22271         * regs.h (have_regs_of_mode): Declare it.
22272         * stor-layout.c (layout_type): Pick a mode for vector types.
22273         * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
22274         build_replicated_const, do_unop, do_binop, do_plus_minus,
22275         do_negate, expand_vector_piecewise, expand_vector_parallel,
22276         expand_vector_addition, expand_vector_operations_1,
22277         expand_vector_operations, tree_lower_operations,
22278         pass_lower_vector_ssa, pass_pre_expand): New.
22279         (expand_complex_operations, pass_lower_complex): Remove.
22280         * tree-optimize.c (init_tree_optimization_passes): Adjust
22281         pass ordering for changes in tree-complex.c.
22282         * tree-pass.h: Declare new passes.
22283         * tree.c (finish_vector_type): Remove.
22284         (make_vector_type): New.
22285         (build_vector_type_for_mode, build_vector_type): Rewritten.
22286         * tree.def (VECTOR_TYPE): Document where the number of
22287         subparts is stored.
22288         * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
22289         (make_vector): Remove declaration.
22291 2004-07-21  Richard Henderson  <rth@redhat.com>
22293         * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
22294         TREE_THIS_VOLATILE, may_aliases, or optimization level.
22295         (remove_useless_vars): Dump debugging info.
22296         (expand_used_vars): Move ...
22297         * cfgexpand.c (expand_used_vars): ... here.  Make static.
22298         * tree-flow-inline.h (set_is_used): New.
22299         (set_default_def): Use get_var_ann.
22300         * tree-flow.h: Update decls.
22301         * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
22302         (create_ssa_var_map): Use it.
22303         * tree-ssa.c (set_is_used): Remove.
22305 2004-07-22  Ben Elliston  <bje@au.ibm.com>
22307         * gdbinit.in: Set a breakpoint on internal_error.
22309 2004-07-21  Richard Henderson  <rth@redhat.com>
22311         * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
22312         to create a new basic block.
22314 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
22316         PR c/15052
22317         * c-decl.c (grokdeclarator): Only pedwarn for qualified void
22318         return type on function definitions.  Move other warnings for
22319         qualified return type to -Wreturn-type.  Do not condition any such
22320         warnings on -pedantic.  Update comments.
22321         (start_function): Only copy function type from previous prototype
22322         declaration if return types are compatible.
22323         * c-typeck.c (function_types_compatible_p): Don't condition
22324         warning for incompatibility of volatile qualifiers on the return
22325         type on -pedantic.  Update comment.
22326         * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
22328 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
22330         * c-typeck.c (set_init_index): Require designator to be of integer
22331         type.
22333 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
22335         PR c/11250
22336         * c-parse.in (init): Change to exprtype.
22337         (primary): Set original_code for STRING to STRING_CST.
22338         Call maybe_warn_string_init for compound literals.
22339         (initdcl, notype_initdcl): Call maybe_warn_string_init.
22340         (initval): Update.
22341         * c-tree.h (maybe_warn_string_init): New.
22342         (pop_init_level, process_init_element): Use struct c_expr.
22343         (struct c_expr): Update comment.
22344         * c-typeck.c (maybe_warn_string_init): New function.
22345         (digest_init): Call it.  Additional parameter strict_string.  All
22346         callers changed.
22347         (output_init_element): Likewise.
22348         (struct constructor_stack): Use struct c_expr for
22349         replacement_value.
22350         (really_start_incremental_init, push_init_level): Update.
22351         (pop_init_level): Update.  Return struct c_expr.
22352         (process_init_level): Update.  Take struct c_expr argument.
22354 2004-07-21  David S. Miller  <davem@nuts.davemloft.net>
22356         * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
22357         commit.
22359 2004-07-21  Eric Christopher  <echristo@redhat.com>
22361         * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
22362         removal.
22363         * c-decl.c (pop_scope): Ditto.
22364         * calls.c (expand_call): Remove call to current_nesting_level,
22365         update comment accordingly. Remove calls to expand_start_target_temps
22366         and expand_end_target_temps.
22367         * cfgexpand.c (construct_init_block): Remove call to
22368         expand_start_bindings_and_block.
22369         (construct_exit_block): Remove call to expand_end_bindings.
22370         * expr.c (safe_from_p): Remove BIND_EXPR handling.
22371         (expand_expr_real_1): Ditto. Fix formatting.
22372         (expand_vars): Delete.
22373         * stmt.c (POPSTACK): Remove block_stack.
22374         (stmt_status): Remove x_block_stack.
22375         (block_stack): Delete.
22376         (expand_start_bindings_and_block): Ditto.
22377         (expand_start_target_temps): Ditto.
22378         (expand_end_target_temps): Ditto.
22379         (current_nesting_level): Ditto.
22380         (warn_about_unused_variables): Ditto.
22381         (expand_end_bindings): Ditto.
22382         * tree.h: Remove declarations for above.
22384 2004-07-21  Steven Bosscher  <stevenb@suse.de>
22386         * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
22387         * rtl.c (note_insn_name): Likewise.
22388         * print-rtl.c (print_rtx): Don't print it.
22389         * cfgrtl.h (can_delete_note_p): Don't handle it.
22390         (rtl_delete_block): Likewise.
22391         * passes.c (rest_of_handle_guess_branch_prob): Remove.
22392         (rest_of_compilation): Don't call it.
22393         * predict.c (process_note_predictions, process_note_prediction,
22394         note_prediction_to_br_prob): Remove.
22395         * basic-block.c (note_prediction_to_br_prob): Remove prototype.
22396         * stmt.c (return_prediction): Remove.
22397         (expand_value_return): Don't call it.  Don't add prediction
22398         notes for return statements.
22400 2004-07-21  Josef Zlomek  <zlomekj@suse.cz>
22402         * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
22403         once.
22405 2004-07-21  Paolo Bonzini  <bonzini@gnu.org>
22407         * c-common.c (vector_types_convertible_p): Use vector types'
22408         TYPE_SIZE and TREE_TYPE instead of their mode.
22409         * convert.c (convert_to_integer): Likewise.
22410         (convert_to_vector): Likewise.
22411         * fold-const.c (fold_convert): Likewise.
22412         * varasm.c (output_constant): Likewise.
22413         * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
22414         Allow a VECTOR_TYPE initializer to be made of several vectors.
22415         For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
22416         of cleared and need_to_clear, and use fold_convert.
22417         * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
22418         integer vectors.
22420 2004-07-20  Richard Henderson  <rth@redhat.com>
22422         * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
22423         (expand_gimple_basic_block): out from here.  Renamed from expand_block.
22425 2004-07-20  David S. Miller  <davem@nuts.davemloft.net>
22427         * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
22428         enormous cost if not TARGET_HARD_MUL.
22430 2004-07-20  Andrew Pinski  <apinski@apple.com>
22432         PR target/16557
22433         * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
22434         (ASM_SPEC): here.
22436 2004-07-21  Paul brook  <paul@codesourcery.com>
22438         * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
22440 2004-07-20  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
22442         * fold-const.c (operand_equal_p): Temporarily support NULL args.
22443         (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
22444         (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
22446 2004-07-20  Zack Weinberg  <zack@codesourcery.com>
22448         * rtl.h (plus_constant): Delete.
22449         (plus_constant_wide): Rename to plus_constant.
22450         (plus_constant_for_output_wide): Delete vestigial prototype.
22451         (GEN_INT): Remove unnecessary cast.
22452         * tree.h (build_int_2, size_int_type): Delete.
22453         (build_int_2_wide): Rename to build_int_2.
22454         (size_int_wide): Rename to size_int_kind.
22455         (size_int_type_wide): Rename to size_int_type.
22456         (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
22457         Remove unnecessary cast.
22458         * tree.c (build_int_2_wide): Rename build_int_2; update comment.
22459         * explow.c (plus_constant_wide): Rename plus_constant; update comment.
22460         * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
22461         (size_int_type_wide): Rename size_int_type.
22462         (int_const_binop): Use size_int_type.
22463         * c-lex.c (interpret_integer): Use build_int_2.
22464         * final.c (split_double): Remove unnecessary casts.
22465         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
22467 2004-07-20  Richard Henderson  <rth@redhat.com>
22469         * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
22470         (gimplify_compound_lval): Use is_gimple_tmp_reg.
22471         * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
22472         (is_gimple_tmp_reg): New.
22473         * tree-gimple.h (is_gimple_tmp_reg): Declare.
22475 2004-07-20  Richard Henderson  <rth@redhat.com>
22477         * tree-pretty-print.c (dump_generic_node): Dump
22478         CALL_EXPR_HAS_RETURN_SLOT_ADDR.
22480 2004-07-20  Frank Ch. Eigler  <fche@redhat.com>
22482         * tree-mudflap.c (mf_set_options_fndecl): New tree.
22483         (mudflap_init): Set it.
22484         (mudflap_register_call): Remove __mf_init call.
22485         (mudflap_finish_file): Emit call to __mf_init here.  Emit a call to
22486         to pass "-ignore-reads" option to libmudflap if needed.
22488 2004-07-20  John David Anglin  <dava.anglin@nrc-cnrc.gc.ca>
22490         PR c++/14607
22491         * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
22492         (MAKE_DECL_ONE_ONLY): Undefine.
22493         * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
22494         readonly_data, one_only_data_section, forget_section): New prototypes.
22495         * pa.c (pa_init_machine_status, som_text_section_asm_op): New
22496         functions.
22497         (pa_select_section): Add one-only (COMDAT) support.
22498         * pa.h (struct machine_function): Define.
22499         * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
22500         (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
22501         (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
22502         ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
22503         ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
22504         (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
22505         (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
22506         (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
22507         ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
22508         for EXTRA_SECTION_FUNCTIONS.
22509         * doc/install.texi: Update binutils requirements.
22511 2004-07-20  Nathan Sidwell  <nathan@codesourcery.com>
22513         * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
22514         VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
22515         VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
22516         size_t.
22517         (struct VEC): Use unsigned for num and alloc.
22518         * vec.c (struct vec_prefix): Likewise.
22519         (vec_o_reserve): Adjust.
22521         * dbxout.c (dbxout_type): Fix printf format.
22523         * tree.h (binfo_member): Remove.
22524         * tree.c (binfo_member): Remove.
22526 2004-07-20  Nathan Sidwell  <nathan@codesourcery.com>
22528         * tree.h: Include vec.h
22529         (DEF_VEC_P(tree)): New type.
22530         (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
22531         (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
22532         (BINFO_LANG_SLOT): Remove.
22533         (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
22534         (struct tree_binfo): Turn base_binfos into a trailing
22535         VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
22536         (binfo_lang_slots): Remove.
22537         * tree.c (binfo_lang_slots): Remove.
22538         (make_tree_binfo_stat): Take a base binfo count, not a
22539         lang slot count.  Adjust.
22540         * Makefile.in (TREE_H): Add vec.h
22541         * alias.c (record_component_aliases): Adjust BINFO access.
22542         * dbxout.c (dbxout_type): Likewise.
22543         * dwarf2out.c (gen_member_die): Likewise.
22544         * sdbout.c (sdbout_one_type): Likewise.
22545         * tree-dump.c (deque_and_dump): Likewise.
22546         * config/i386/i386.c (classify_argument,
22547         contains_128bit_aligned_vector_p): Likewise.
22548         * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
22549         * doc/c-tree.texi (Classes): Update BINFO documentation.
22551 2004-07-20  Steven Bosscher  <stevenb@suse.de>
22553         * c-common.h (check_case_value): Remove prototype.
22554         (c_add_case_label): Adjust prototype.
22555         * c-common.c (check_case_value): Make static.
22556         (check_case_bounds): New function.
22557         (c_add_case_label): Use it.  Take new argument orig_type.
22558         * c-typeck.c (struct c_switch): New orig_type field.
22559         (c_start_case): Set it.
22560         (do_case): Pass it to c_add_case_label.
22561         * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
22562         cases from here.  Add the labels in reverse order.
22563         * stmt.c (struct case_node): Adjust comment.  Remove balance field.
22564         (add_case_node): Return nothing, don't check for duplicate cases.
22565         Insert new case nodes in a list, not in an AVL tree.
22566         (expand_end_case_type): Don't turn a case tree into a case list.
22567         (case_tree2list): Remove.
22568         * tree.h (add_case_node): Adjust prototype.
22570 2004-07-19  Paolo Bonzini  <bonzini@gnu.org>
22572         * genattr.c (struct range, struct function_unit,
22573         write_units, extend_range, init_range): Remove them.
22574         (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
22575         Output "#define INSN_SCHEDULING" here.
22576         * genattrtab.c (struct range, struct function_unit_op,
22577         struct function_unit, struct dimension, enum operator,
22578         operate_exp, expand_units, simplify_knowing,
22579         encode_units_mask, simplify_by_exploding,
22580         find_and_mark_used_attributes, unmark_used_attributes,
22581         add_values_to_cover, increment_current_value,
22582         test_for_current_value, simplify_with_current_value,
22583         simplify_with_current_value_aux, gen_unit,
22584         write_unit_name, write_function_unit_info,
22585         write_complex_function, write_toplevel_expr,
22586         find_single_value, extend_range): Remove.
22587         (write_attr_get): Do not handle common_av->value
22588         being an FFS.
22589         (struct attr_desc): Remove func_units_p and blockage_p.
22590         (write_attr_valueq): Do not handle them.
22591         (find_attr): Do not clear them.
22592         (make_internal_attr): Do not initialize them.
22593         (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
22594         * sched-vis.c (init_target_units, insn_print_units,
22595         init_block_visualization, print_block_visualization,
22596         visualize_scheduled_insns, visualize_no_unit,
22597         visualize_stall_cycles, visualize_alloc,
22598         visualize_free, target_units, get_visual_tbl_length,
22599         MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
22600         visual_tbl_line_length, visual_tbl, n_vis_no_unit,
22601         MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
22602         * haifa-sched.c (blockage_range, clear_units,
22603         schedule_unit, actual_hazard, potential_hazard,
22604         insn_unit, unit_last_insn, unit_tick,
22605         actual_hazard_this_instance, potential_hazard,
22606         schedule_unit, max_insn_queue_index_value): Remove.
22607         (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
22608         max_insn_queue_index.
22609         * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
22610         * doc/md.texi (Processor pipeline description): Remove
22611         references to old pipeline descriptions.
22612         (Automaton pipeline description): Merge with the above.
22613         (Old pipeline description, Comparison of the two descriptions):
22614         Remove.
22616         * bt-load.c (migrate_btr_def): Remove references to
22617         use_pipeline_interface.
22618         * haifa-sched.c (insn_cost, schedule_insn,
22619         schedule_block, advance_one_cycle, sched_init,
22620         queue_to_ready, sched_finish): Likewise.
22621         * modulo-sched.c (sms_schedule, advance_one_cycle,
22622         ps_has_conflicts): Likewise.
22623         * sched-rgn.c (init_ready): Likewise.
22624         (debug_dependencies): Likewise, and remove an "if (1)".
22625         * target.h (use_dfa_pipeline_interface): Remove.
22626         * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22627         * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22628         * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22629         * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22630         * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22631         * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22632         * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22633         * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22634         * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22635         * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22636         * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22637         * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22638         * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22639         * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22640         * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22641         * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22642         * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22643         * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22644         * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22646 2004-07-19  Roger Sayle  <roger@eyesopen.com>
22648         * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
22650 2004-07-19  Jeff Law  <law@redhat.com>
22652         * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
22653         (get_eq_expr_value): Use it.  Simplify slightly.
22655 2004-07-19  Maciej W. Rozycki  <macro@linux-mips.org>
22657         * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
22658         (umulsidi3_32bit_r4000): Likewise.
22660 2004-07-19  Nathan Sidwell  <nathan@codesourcery.com>
22662         * vec.h: Propagate location information properly.
22663         (VEC_T_iterate): Add result pointer parameter.
22664         (VEC_T_space): New.
22665         (VEC_T_reserve): Use it.
22667 2004-07-19  Daniel Jacobowitz  <dan@debian.org>
22669         * Makefile.in (c-format.o): Depend on c-format.h.
22670         * c-format.h: New file.
22671         (struct format_char_info): Add CHAIN member.
22672         * c-format.c: Move some types and constants to c-format.h.
22673         (format_type_error): Set to -1.
22674         (struct function_format_info): Use an int for format_type.
22675         (decode_format_type): Return an int.  Return format_type_error
22676         on error.
22677         (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
22678         (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
22679         (scan_char_table, time_char_table, monetary_char_table): Initialize
22680         CHAIN to NULL.
22681         (n_format_types): New variable.
22682         (check_format_info_main): Handle CHAIN in format_char_info.
22683         (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
22684         TARGET_N_FORMAT_TYPES.
22685         * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
22686         (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
22687         * config/sol2-c.c: New file.
22688         * config/t-sol2: New file.
22689         * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
22690         * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
22691         TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
22693         * doc/extend.texi (Target Format Checks): New section.
22694         (Function Attributes): Mention it.
22695         * doc/invoke.texi: Mention target format checks.
22696         * doc/sourcebuild.texi: Mention target format checks.
22697         * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
22698         TARGET_FORMAT_TYPES.
22700 2004-07-19  Andreas Krebbel  <krebbel1@de.ibm.com>
22702         * config/s390/s390-protos.h (s390_return_address_offset): Prototype
22703         added.
22704         * config/s390/s390.c (regclass_map initializer): Register 35 added to
22705         ADDR_REGS.
22706         (load_multiple_operation, store_multiple_operation): Removed
22707         pointless sanity check.
22708         (s390_decompose_address): Added check for return_address_pointer_rtx.
22709         (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
22710         (s390_return_address_offset): New function.
22711         * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
22712         (FRAME_REGNO_P): Added check for register 35.
22713         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
22714         REG_ALLOC_ORDER): Appended entry for register 35.
22715         (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
22716         (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
22717         (RETURN_ADDRESS_POINTER_REGNUM): New macro.
22718         (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
22719         is eliminable using stack pointer or hard frame pointer.
22720         (REGISTER_NAMES): Added name for register 35.
22721         * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
22722         pointless sanity check.
22724 2004-07-19  Roger Sayle  <roger@eyesopen.com>
22726         * fold-const.c (tree_expr_nonzero_p): Add function prototype.
22727         (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
22728         fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
22729         (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
22730         of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
22731         (fold_relational_const): Tidy up handling of floating point
22732         comparisons by calling real_compare.  Remove tree_expr_nonzero_p
22733         transformation; fold_relational_const assumes constant operands.
22735 2004-07-19  Gabriel Dos Reis  <gdr@integrable-solution.net>
22737         * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
22738         directory.
22740 2004-07-19  Joseph S. Myers  <jsm@polyomino.org.uk>
22742         * c-tree.h (struct c_expr): Define.
22743         (C_SET_EXP_ORIGINAL_CODE): Remove.
22744         (parser_build_binary_op, build_compound_expr): Update prototypes.
22745         * c-parse.in (%union): Add exprtype.
22746         (FUNC_NAME): Mark as ttype.
22747         (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
22748         exprtype.
22749         (expr): Update.  Define directly in terms of expr_no_commas
22750         instead of using nonnull_exprlist.
22751         (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
22752         offsetof_member_designator, typespec_nonreserved_nonattr, init,
22753         initval, designator, component_declarator,
22754         component_notype_declarator, enumerator, array_declarator,
22755         condition, exexpr, switch_statement, stmt_nocomp, stmt,
22756         nonnull_asm_operands, ivar_declarator, receiver): Update.  Don't
22757         set C_EXP_ORIGINAL_CODE.  Use TREE_NO_WARNING for assignments
22758         where appropriate.
22759         * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
22760         * c-common.c (c_common_truthvalue_conversion): Don't check
22761         C_EXP_ORIGINAL_CODE.
22762         * c-typeck.c (parser_build_binary_op): Use c_expr structures.
22763         Don't use C_EXP_ORIGINAL_CODE.
22764         (default_conversion, default_function_array_conversion): Don't use
22765         C_EXP_ORIGINAL_CODE.  Preserve TREE_NO_WARNING.
22766         (internal_build_compound_expr): Merge into build_compound_expr.
22767         (build_compound_expr): Take two operands instead of a TREE_LIST.
22768         * objc/objc-act.c (get_super_receiver): Update calls to
22769         build_compound_expr.
22771 2004-07-18  Paolo Bonzini  <bonzini@gnu.org>
22773         * config/sh/sh.c (sh_use_dfa_interface): Remove.
22774         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
22775         hook_int_void_1.
22776         * config/sh/sh.md: Extract pipeline descriptions
22777         into separate files.
22778         * config/sh/sh1.md: New file, extracted from sh.md.
22779         * config/sh/sh4.md: New file, extracted from sh.md.
22780         * config/sh/shmedia.md: New file, extracted from sh.md
22781         and rewritten using new-style pipeline description.
22783 2004-07-18  Zack Weinberg  <zack@codesourcery.com>
22785         * config/pa/pa.md: Delete the two remaining define_peephole
22786         patterns.
22788 2004-07-18  Steven Bosscher  <stevenb@suse.de>
22789             Joseph S. Myers  <jsm@polyomino.org.uk>
22791         * c-common.c (c_common_truthvalue_conversion): Don't warn if
22792         TREE_NO_WARNING is set.
22794 2004-07-18  Roger Sayle  <roger@eyesopen.com>
22796         * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
22797         simplify_builtin_strncmp): Delete.
22798         (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
22799         Change argument to accept an arglist instead of an "exp".  Assume
22800         that the return type is always integer_type_node.  Copy missing
22801         transformations from their now obsolete simplify_builtin_*
22802         equivalents.
22803         (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
22804         fold_builtin_strcmp and fold_builtin_strncmp.
22805         (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
22806         and fold_builtin_strncmp instead of simplify_builtin_memcmp,
22807         simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
22809 2004-07-18  Daniel Jacobowitz  <dan@debian.org>
22811         * Makefile.in (tree-alias-common.o): Update dependencies.
22813 2004-07-17  Sebastian Pop  <pop@cri.ensmp.fr>
22815         * cfgloop.c (flow_loop_nested_p): Fix comment.
22817 2004-07-17  Jason Merrill  <jason@redhat.com>
22819         PR c++/16115
22820         * stor-layout.c (relayout_decl): New fn.
22821         * tree.h: Declare it.
22822         (DECL_BY_REFERENCE): New macro.
22824 2004-07-17  Eric Botcazou  <ebotcazou@act-europe.fr>
22826         * libgcc2.c (__enable_execute_stack): New symbol.
22827         * libgcc-std.ver (GCC_3.4.2): New version.  Inherit from GCC_3.4
22828         and declare __enable_execute_stack.
22829         * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
22830         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
22831         * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22832         ENABLE_EXECUTE_STACK.
22833         * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
22834         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22835         * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22836         ENABLE_EXECUTE_STACK.
22837         * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22838         * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
22839         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22840         * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22841         ENABLE_EXECUTE_STACK.
22842         * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22843         * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22844         * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22845         * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22846         * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
22847         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22848         (sparc64_initialize_trampoline): Likewise.
22849         * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
22851 2004-07-17  Joseph S. Myers  <jsm@polyomino.org.uk>
22853         * langhooks.h (builtin_function): New langhook.
22854         * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
22855         (LANG_HOOKS_INITIALIZER): Update.
22856         * tree.h (builtin_function): Remove.
22857         * doc/tm.texi: Update.
22858         * c-tree.h (builtin_function): Declare.
22859         * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
22860         config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
22861         config/ia64/ia64.c, config/iq2000/iq2000.c,
22862         config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
22863         config/stormy16/stormy16.c: All callers of builtin_function
22864         changed.
22866 2004-07-17  Andrew Pinski  <pinskia@physics.uc.edu>
22868         PR target/16556
22869         * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
22870         Remove white space after the backslash.
22872 2004-07-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
22874         PR rtl-optimization/16294
22875         * resource.c (return_insn_p): New predicate.
22876         (mark_target_live_regs): Use it.  Special-case return insns.
22877         (init_resource_info): Use it.  Don't scan the epilogue past
22878         a return.
22880 2004-07-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
22882         * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
22883         destroy dominance information.
22884         * passes.c (rest_of_handle_loop2):  Free dominance information.
22885         * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
22886         jump threading.
22887         (thread_jumps): Update dominance information and remove unreachable
22888         blocks.
22889         * tree-ssa-phiopt.c (replace_phi_with_stmt):  Update dominance
22890         information and remove the unreachable block.
22892 2004-07-17  Graham Stott  <graham.stott@btinternet.com>
22894         * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
22896 2004-07-17  Toon Moene  <toon@moene.indiv.nluug.nl>
22898         * doc/sourcebuild.texi: Remove libf2c entry.
22900 2004-07-17  Paolo Bonzini  <bonzini@gnu.org>
22902         * config/i386/i386.md (movv16qi_internal): Fix typo.
22904 2004-07-17  Steven Bosscher  <stevenb@suse.de>
22906         * final.c (final_scan_insn): Fix broken commit from previous
22907         patch.
22909 2004-07-17  Joseph S. Myers  <jsm@polyomino.org.uk>
22911         * c-typeck.c (parser_build_binary_op): Condition warnings for
22912         X<=Y<=Z on -Wparentheses instead of -Wextra.
22913         * doc/invoke.texi: Update.  Document that most of -Wparentheses is
22914         supported for C only.
22916 2004-07-17  Steven Bosscher  <stevenb@suse.de>
22918         * cfgcleanup.c (try_simplify_condjump): Don't remove line
22919         notes to avoid unreachable code warnings.
22920         * toplev.c (backend_init): Don't emit line notes for
22921         unreachable code warnings.
22923         * combine.c (distribute_notes): Don't distribute a
22924         REG_VTABLE_REF note.
22925         * final.c (final_scan_insn): Don't handle it.
22926         * rtl.c (reg_note_name): Remove it.
22927         * rtl.h (enum reg_node): Dito.
22929         * emit-rtl.c (force_line_numbers, restore_line_number_status):
22930         Remove.
22931         * rtl.h (force_line_numbers, restore_line_number_status):
22932         Remove prototypes.
22934         * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
22935         * tree-eh.c (using_eh_for_cleanups_p): ...here.  Make static.
22936         (using_eh_for_cleanups): Also moved here.
22938         * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
22939         <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY.  Update calls
22940         to expand_start_case and add_case_node.
22941         * stmt.c (struct nesting): Cleanup unused fields condition_code,
22942         last_unconditional_cleanup, nominal_type, printname, and
22943         line_number_status.
22944         (struct fixup_goto): Remove.
22945         (struct stmt_status): Remove x_goto_fixup_chain field.
22946         (goto_fixup_chain): Remove.
22947         (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
22948         pushcase, pushcase_range): Remove.
22949         (expand_start_bindings_and_block): Don't set unused fields in
22950         the nesting stack.
22951         (expand_start_case, add_case_node): Cleanup unused formal arguments.
22952         (expand_end_case_type): Don't simplify the case-list.  Use emit_jump
22953         instead of emit_jump_if_reachable.
22954         (emit_case_nodes): Likewise.
22955         * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
22956         static.
22957         (update_eh_label): Work around left-over exception handing regions.
22958         * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
22959         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
22960         (pass_cleanup_cfg_post_optimizing): New pass.
22961         (init_tree_optimization_passes): Run the new pass after all
22962         optimizations.
22963         * tree.h (pushcase, pushcase_range): Remove prototypes.
22964         (expand_start_case, add_case_node): Update prototypes.
22966 2004-07-16  Krister Walfridsson  <cato@df.lth.se>
22968         * tree-inline.c (estimate_num_insns_1): Correct increase of count.
22970 2004-07-16  Richard Henderson  <rth@redhat.com>
22972         * builtins.c (std_expand_builtin_va_arg): Remove.
22973         (expand_builtin_va_arg): Remove.
22974         * expr.h: Don't declare them.
22975         * gimplify.c (mark_decls_volatile_r): Remove.
22976         (copy_if_shared_r): Don't call it.
22977         * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
22978         * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
22979         * gimple-low.c (lower_stmt): Likewise.
22980         * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
22981         * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
22982         * tree-ssa-operands.c (get_expr_operands): Likewise.
22983         * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
22984         EXPAND_BUILTIN_VA_ARG.
22985         * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
22986         * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
22987         config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
22988         config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
22990 2004-07-16  Daniel Berlin  <dberlin@dberlin.org>
22992         * tree-ssa-pre.c (insert_aux): Break out if we hit
22993         a critical edge.
22995 2004-07-16  Richard Henderson  <rth@redhat.com>
22997         * basic-block.h (remove_fake_exit_edges): Declare.
22998         * cfganal.c (remove_fake_predecessors): Rename from
22999         remove_fake_successors; iterate over predecessors.
23000         (remove_fake_exit_edges): New.
23001         * cfgcleanup.c (try_optimize_cfg): Use it.
23002         * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
23003         * predict.c (estimate_probability): Likewise.
23004         (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
23005         * tree-cfg.c (make_edges): Likewise.
23006         * tree-ssa-pre.c (fini_pre): Likewise.
23007         * profile.c (instrument_edges): Don't remove_fake_edges.
23008         (branch_prob): Do it earlier here.
23010 2004-07-16  Richard Henderson  <rth@redhat.com>
23012         * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
23013         switchification wrt CONSTRUCTOR.  Document the reason.
23015 2004-07-16  Frank Ch. Eigler  <fche@redhat.com>
23017         * tree-mudflap.c (mf_file_function_line_tree): Correct typo
23018         that prevented descriptive __mf_check source location strings.
23020 2004-07-16  Richard Henderson  <rth@redhat.com>
23022         * tree-def (WITH_SIZE_EXPR): New.
23023         * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
23024         * expr.c (expand_expr_real_1): Likewise.
23025         * gimplify.c (maybe_with_size_expr): New.
23026         (gimplify_arg, gimplify_modify_expr): Use it.
23027         (gimplify_modify_expr_to_memcpy): Take size parameter.
23028         (gimplify_modify_expr_to_memset): Likewise.
23029         (gimplify_expr): Handle WITH_SIZE_EXPR.
23030         * tree-alias-common.c (find_func_aliases): Likewise.
23031         * tree-eh.c (tree_could_trap_p): Likewise.
23032         (tree_could_throw_p): Likewise.
23033         * tree-gimple.c (is_gimple_lvalue): Likewise.
23034         (get_call_expr_in): Likewise.
23035         * tree-inline.c (estimate_num_insns_1): Likewise.
23036         (expand_calls_inline): Likewise.
23037         * tree-nested.c (convert_call_expr): Likewise.
23038         * tree-pretty-print.c (dump_generic_node): Likewise.
23039         * tree-sra.c (sra_walk_expr): Likewise.
23040         * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
23041         * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
23042         * tree-ssa-operands.c (get_expr_operands): Likewise.
23043         * tree-tailcall.c (find_tail_calls): Likewise.
23045         * calls.c (expand_call): Reset old_stack_allocated after
23046         calling emit_stack_restore.
23048 2004-07-16  Richard Henderson  <rth@redhat.com>
23050         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
23051         lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
23052         * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
23053         * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
23054         copy_res_decl_for_inlining.
23056         * tree-inline.c (declare_return_variable): New modify_dest argument.
23057         Use it as the return value, when possible or manditory.  Handle
23058         TREE_ADDRESSABLE types.
23059         (expand_call_inline): Extract MODIFY_EXPR lhs for call.  Simplify
23060         replacement of CALL_EXPR.
23062 2004-07-16  Richard Henderson  <rth@redhat.com>
23064         * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
23065         * gimple-low.c (expand_var_p): Don't check it.
23066         * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
23067         * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
23068         * tree-ssa-operands.c (add_stmt_operand): Likewise.
23069         * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
23070         (find_referenced_vars): Don't call them.
23071         * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
23073 2004-07-16  Richard Henderson  <rth@redhat.com>
23075         * function.c (pass_by_reference): True for all variable sized types.
23077 2004-07-16  Sebastian Pop  <pop@cri.ensmp.fr>
23079         * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
23080         * tree-pretty-print.c: Include tree-chrec.h.
23081         (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
23082         and POLYNOMIAL_CHREC nodes.
23084 2004-07-16  Steve Ellcey  <sje@cup.hp.com>
23086         * builtins.c (expand_builtin_stpcpy): Do not create temporary
23087         reg with VOIDmode.
23089 2004-07-16  Segher Boessenkool  <segher@kernel.crashing.org>
23091         * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
23093 2004-07-16  Andreas Krebbel  <krebbel1@de.ibm.com>
23095         * config/s390/s390.md: Changed every occurence of BASE_REGISTER
23096         to BASE_REGNUM.
23097         * config/s390/s390.c: Likewise.
23098         * config/s390/s390.h: Likewise.
23100 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23102         * config/mips/mips.md (addsi3, adddi3): Remove special handling
23103         of $sp adds.  Remove REGNO checks from mips16 patterns.
23105 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23107         * config/mips/mips.md: Delete outdated comment.
23109 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23111         * config/mips/mips.c (get_float_compare_codes): Delete.
23112         (mips_emit_compare): New function, mostly extracted from
23113         get_float_compare_codes and gen_conditional_branch.
23114         (gen_conditional_branch, gen_conditional_move): Use it.
23116 2004-07-16  Segher Boessenkool  <segher@kernel.crashing.org>
23118         * genautomata.c (add_vect): Speedup by using integers as
23119         bit-vectors for walking through the comb_vect and finding
23120         a match.
23122 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23124         * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
23125         operand is an uns_arith_operand; use subtraction otherwise.
23126         * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
23127         not just arith_operands.
23129 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23131         * config/mips/mips-protos.h (gen_int_relational): Delete.
23132         (mips_emit_scc): Declare.
23133         * config/mips/mips.c (internal_test): Delete.
23134         (sle_operand, sleu_operand): New functions.
23135         (map_test_to_internal_test, gen_int_relational): Delete.
23136         (mips_emit_binary, mips_relational_operand_ok_p)
23137         (mips_emit_int_relational, mips_zero_if_equal)
23138         (mips_emit_scc): New functions.
23139         (gen_conditional_branch): Rework to use mips_emit_int_relational.
23140         * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
23141         sleu_operand.
23142         * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
23143         (sltu, sleu): Use mips_emit_scc.
23144         (*sge_[sd]i, *sgeu_[sd]i): New patterns.
23145         (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
23146         (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
23148 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23150         * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
23152 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23154         * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
23155         (*sne_[sd]i): Likewise sne_[sd]i_zero.
23156         (*sgt_[sd]i): ...and sgt_[sd]i.
23157         (*slt_[sd]i): ...and slt_[sd]i.
23158         (*sgtu_[sd]i): ...and sgtu_[sd]i.
23159         (*sltu_[sd]i): ...and sltu_[sd]i.
23160         (*sleu_[sd]i): ...and sleu_[sd]i_const.
23161         Name previously unnamed mips16 patterns.  Formatting fixes.
23163 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23165         * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
23166         (branch_type): Delete.
23167         (gen_conditional_branch, gen_conditional_move)
23168         (mips_gen_conditional_trap): Update after name change.  Get the
23169         comparison mode from cmp_operands[0].
23170         * config/mips/mips.h (cmp_type, branch_type): Delete.
23171         (cmp_operands): Renamed from branch_cmp.
23172         * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
23173         name change.  Don't set branch_type.
23174         (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
23175         mode class of cmp_operands[0] rather than branch_type.  Update after
23176         name change.
23178 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23180         * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
23181         of 0...255 to 0 when inside a SET.
23183 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23185         * config/mips/mips.md: Remove mips16 define_peepholes.
23187 2004-07-16  Daniel Berlin  <dberlin@dberlin.org>
23189         * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
23190         (fini_pre): Remove fake edges.
23192 2004-07-15  Richard Henderson  <rth@redhat.com>
23194         * tree-ssa-operands.c (get_expr_operands): Use a switch.  Split out...
23195         (get_indirect_ref_operands, get_call_expr_operands): ... these.
23197 2004-07-15  Nathan Sidwell  <nathan@codesourcery.com>
23199         * vec.h (VEC_address): New function.
23201 2004-07-14  Jason Merrill  <jason@redhat.com>
23203         PR middle-end/15885
23204         * gimplify.c (gimplify_arg): New fn, split out from...
23205         (gimplify_call_expr): Here.  Special-case BUILT_IN_VA_START.
23207 2004-07-15  Roman Zippel  <zippel@linux-m68k.org>
23209         * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
23210         generate code which is generated by pushqi1 now
23211         * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
23213 2004-07-15  Roman Zippel  <zippel@linux-m68k.org>
23215         * combine.c (simplify_set): match the mode of the constant 0 with
23216         the tested operand to match the compare behaviour and the
23217         simplify_relational_operation() expectation.
23219 2004-07-15  Aldy Hernandez  <aldyh@redhat.com>
23221         * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
23222         ("bordered"): Same.
23224 2004-07-15  Aldy Hernandez  <aldyh@redhat.com>
23226         * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
23227         unconditionally.
23228         * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
23230 2004-07-15  Richard Sandiford  <rsandifo@redhat.com>
23232         * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
23233         calls in mips16 code.
23235 2004-07-15  Richard Sandiford  <rsandifo@redhat.com>
23237         * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
23238         the destination of the li as well as for the neg.
23240 2004-07-15  Frank Ch. Eigler  <fche@redhat.com>
23242         g++/15861
23243         * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
23244         * cgraph.h: Update declaration.
23245         * c-decl.c (build_cdtor): Update call with default priority.
23246         * coverage.c (create_coverage): Ditto.
23247         * tree-mudflap.c (mf_init_fndecl): New tree.
23248         (mudflap_init): Set it.
23249         (mudflap_register_call): Arrange to call __mf_init before the first
23250         __mf_register call.
23251         (mudflap_finish_file): Mark the mudflap static initializer as extra
23252         high priority, to beat all C++ static constructors.
23254 2004-07-15  Jeff Law  <law@redhat.com>
23256         * loop.c (check_insn_for_givs): Restore check for code labels that was
23257         accidentally deleted by a recent checkin.
23259 2004-07-15  Nathan Sidwell  <nathan@codesourcery.com>
23261         * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
23262         (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
23264 2004-07-14  Richard Henderson  <rth@redhat.com>
23266         * print-tree.c (print_node): Fix casts last change.
23268 2004-07-15  Paul Brook  <paul@codesourcery.com>
23270         * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
23271         to TARGET_UNWIND_INFO.
23272         * except.c (output_function_exception_table): Ditto.
23273         * except.h: Ditto.
23274         * opts.c (decode_options): Ditto.
23275         * passes.c (rest_of_handle_final): Ditto.
23276         * final.c (final_start_function): Ditto.
23277         (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
23278         target hook.
23279         * targhooks.h (default_unwind_emit): Declare.
23280         * targhooks.c (default_unwind_emit): New function.
23281         * target-def.h: Define and use TARGET_UNWIND_EMIT.
23282         * target.h (struct gcc_target): Add unwind_emit.
23283         * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
23284         * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
23285         Remove IA64_UNWIND_EMIT.
23286         * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
23288 2004-07-14  Richard Henderson  <rth@redhat.com>
23290         * print-tree.c (print_node): Handle SSA_NAME.
23292 2004-07-14  James E Wilson  <wilson@specifixinc.com>
23294         PR target/16325
23295         * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
23296         and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
23298 2004-07-15  Jakub Jelinek  <jakub@redhat.com>
23300         * expr.c (expand_assignment): Reenable bitfield += optimizations.
23301         Use alias set 0 for memory, do proper mode calculations and adjust
23302         address for memories.
23304 2004-07-14  Per Bothner  <per@bothner.com>
23306         * input.h:  If USE_MAPPED_LOCATION, define separate expanded_location
23307         structure with extra column field.
23308         * tree.c (expand_location):  Also fill in column field.
23309         * gengtype-lex.l:  Ignore expanded_location typedef, sinze gengtype
23310         gets confused by the two conditionally-compiled definitions.
23312 2004-07-14  Eric Christopher  <echristo@redhat.com>
23314         * calls.c (expand_call): Fix typo in comment.
23316 2004-07-14  Steve Ellcey  <sje@cup.hp.com>
23318         * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
23319         comparision of TFmode.
23321 2004-07-14  Richard Henderson  <rth@redhat.com>
23323         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
23324         (alpha_gimplify_va_arg): ... handling here.  Use pass_by_reference.
23325         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
23326         * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
23327         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
23328         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
23329         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23330         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
23331         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
23333 2004-07-14  Mike Stump  <mrs@apple.com>
23335         * config/darwin.h (WINT_TYPE): Define to be int to match
23336         system header files.
23338 2004-07-14  Bob Wilson  <bob.wilson@acm.org>
23340         * config/xtensa/xtensa.c (function_arg_advance): Check for args
23341         that must be passed in the stack.
23342         (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
23343         arguments if the size is not a constant.
23345 2004-07-14  Per Bothner  <per@bothner.com>
23347         * c-typeck.c (emit_side_effect_warnings):  Use EXPR_HAS_LOCATION
23348         instead of EXPR_LOCUS in a boolean context, which is always true
23349         if --enable-mapped-location.
23350         * stmt.c (warn_if_unused_value):  Likewise.  Also use EXPR_LOCATION.
23352 2004-07-14  Richard Henderson  <rth@redhat.com>
23354         * dominance.c (struct dom_info): Add fake_exit_edge.
23355         (init_dom_info): Allocate it.
23356         (free_dom_info): Free it.
23357         (calc_dfs_tree): Set it.  Handle noreturn and infinite loops
23358         in two passes.
23359         (calc_idoms): Honor fake_exit_edge.
23361 2004-07-13  Jason Merrill  <jason@redhat.com>
23363         * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
23364         (rhs_test_for): New fn.
23365         (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
23366         * tree-gimple.h: Declare them.
23367         * gimplify.c (gimplify_modify_expr): Use the new fns.
23369 2004-07-14  Richard Henderson  <rth@redhat.com>
23371         * config/arm/arm-protos.h (arm_va_arg): Remove.
23372         * config/arm/arm.c (arm_va_arg): Remove.
23373         (arm_init_expanders): Fix alignment of arg_pointer_rtx.
23374         * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
23376 2004-07-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
23378         * pa.c (fix_range): New function to mark a range(s) of registers as
23379         fixed registers.
23380         (override_options): Call fix_range if the -mfixed-range option string
23381         is not empty.
23382         * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
23383         * doc/invoke.texi (-mfixed-range): Document new option.
23385 2004-07-14  David Edelsohn  <edelsohn@gnu.org>
23387         * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
23388         for TARGET_64BIT.
23389         (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
23391 2004-07-14  Roger Sayle  <roger@eyesopen.com>
23393         * expmed.c (expand_sdiv_pow2): New function to expand signed division
23394         by a positive power of two, split out from expand_divmod.  Provide
23395         an alternate implementation when shifts are expensive.  Lower the
23396         threshold for using a branchless implementation to BRANCH_COST >= 2.
23397         (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
23399 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
23401         * tree-dfa.c (make_rename_temp): *Really* work just
23402         like create_tmp_var if called while outside SSA form.
23404 2004-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
23406         * config/s390/s390.md ("udivsi3"): Ensure trap is generated
23407         for division by zero.
23408         ("umodsi3"): Likewise.
23410 2004-07-14  Richard Sandiford  <rsandifo@redhat.com>
23412         * config/mips/mips.c (mips_output_move): When generating mips16 code,
23413         force loads of negative constants to be split.
23414         * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
23415         Generalize SImode li/neg splitter to cope with other modes.
23417 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
23419         * expmed.c: Remove more references to QUEUED in the comments.
23420         * expr.c: Likewise.
23422 2004-07-14  Richard Sandiford  <rsandifo@redhat.com>
23424         Revert:
23425         2004-07-13  Richard Henderson  <rth@redhat.com>
23426         * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
23427         correctly.
23429 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
23431         * tree-dfa.c (make_rename_temp): Work just like
23432         create_tmp_var if called while outside SSA form.
23434 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
23436         * expr.c (enqueue_insn, finish_expr_for_function,
23437         protect_from_queue, queued_subexp_p, mark_queue,
23438         emit_insns_enqueued_after_mark, emit_queue,
23439         expand_increment): Remove.
23440         (store_constructor): Expand increment as an assignment.
23441         (expand_expr_real_1 <case PREINCREMENT_EXPR,
23442         case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
23443         case POSTDECREMENT_EXPR>): Abort.
23444         * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
23445         QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
23446         protect_from_queue, emit_queue, queued_subexp_p): Remove.
23447         * function.h (pending_chain, x_pending_chain): Remove.
23448         * rtl.def (QUEUED): Remove.
23450         * emit-rtl.c (copy_insn_1, copy_most_rtx,
23451         set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
23452         * genattrtab.c (attr_copy_rtx, clear_struct_flag,
23453         encode_units_mask): Likewise.
23454         * local-alloc.c (equiv_init_varies_p): Likewise.
23455         * rtl.c (copy_rtx): Likewise.
23456         * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
23457         * simplify-rtx.c (simplify_gen_subreg): Likewise.
23458         * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
23460         * builtins.c (expand_builtin, expand_builtin_apply,
23461         expand_builtin_mathfn, expand_builtin_mathfn_2,
23462         expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
23463         Remove calls to emit_queue and protect_from_queue.
23464         * calls.c (expand_call, precompute_arguments,
23465         precompute_register_parameters, rtx_for_function_call,
23466         store_one_arg): Likewise.
23467         * dojump.c (do_compare_and_jump, do_jump): Likewise.
23468         * explow.c (memory_address): Likewise.
23469         * expmed.c (clear_by_pieces_1, clear_storage,
23470         clear_storage_via_libcall, emit_group_load,
23471         emit_group_store, emit_store_flag,
23472         expand_expr_real_1, store_by_pieces,
23473         store_constructor, store_expr, try_casesi,
23474         try_tablejump): Likewise.
23475         * function.c (expand_pending_sizes): Likewise.
23476         * optabs.c (emit_cmp_and_jump_insns,
23477         emit_conditional_add, emit_conditional_move,
23478         expand_fix, expand_float, prepare_cmp_insn): Likewise.
23479         * stmt.c (emit_case_bit_tests,
23480         expand_asm_expr, expand_computed_goto,
23481         expand_decl_init, expand_end_case_type,
23482         expand_end_stmt_expr, expand_expr_stmt_value,
23483         expand_return, expand_start_case,
23484         optimize_tail_recursion): Likewise.
23485         * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23486         * config/s390/s390.c (s390_expand_cmpmem): Likewise.
23488 2004-07-14  Ben Elliston  <bje@au.ibm.com>
23490         * vec.h: Comment fix.
23492 2004-07-13  Richard Henderson  <rth@redhat.com>
23494         * target.h (struct gcc_target): Add calls.pass_by_reference.
23495         * target-def.h (TARGET_PASS_BY_REFERENCE): New.
23496         * function.c (pass_by_reference): Use the hook.
23497         * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
23498         * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
23499         (hook_pass_by_reference_must_pass_in_stack): New.
23500         * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
23501         (alpha_pass_by_reference): New.
23502         (TARGET_PASS_BY_REFERENCE): New.
23503         * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23504         * config/arc/arc.c (arc_pass_by_reference): New.
23505         (TARGET_PASS_BY_REFERENCE): New.
23506         * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23507         (FUNCTION_ARG_CALLEE_COPIES): True.
23508         * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
23509         * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
23510         (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
23511         * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23512         * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23513         * config/cris/cris.c (cris_pass_by_reference): New.
23514         (TARGET_PASS_BY_REFERENCE): New.
23515         * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
23516         (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
23517         (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23518         * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
23519         * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23520         * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
23521         * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
23522         (frv_function_arg_pass_by_reference): Remove.
23523         * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23524         * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
23525         * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
23526         (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
23527         * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23528         * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
23529         * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
23530         (ia64_pass_by_reference): Rename from
23531         ia64_function_arg_pass_by_reference.
23532         * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23533         * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23534         * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
23535         * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
23536         (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
23537         * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23538         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
23539         * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
23540         * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
23541         (m32r_pass_by_reference): Adjust prototype.  Make static.
23542         Handle mode sizes correctly.
23543         * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23544         * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
23545         (m68hc11_function_arg_pass_by_reference): Remove.
23546         * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23547         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
23548         * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
23549         * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23550         * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
23551         * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
23552         (mips_va_arg): Use pass_by_reference.
23553         (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
23554         Handle mode sizes correctly.
23555         * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23556         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
23557         * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
23558         * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
23559         (mmix_pass_by_reference): Rename from
23560         mmix_function_arg_pass_by_reference.
23561         * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23562         (FUNCTION_ARG_CALLEE_COPIES): True.
23563         * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
23564         (mn10300_pass_by_reference): New.
23565         * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23566         (FUNCTION_ARG_CALLEE_COPIES): True.
23567         * config/pa/pa.c (pa_pass_by_reference): New.
23568         (TARGET_PASS_BY_REFERENCE): New.
23569         * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23570         (FUNCTION_ARG_CALLEE_COPIES): True.
23571         * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
23572         * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
23573         (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
23574         * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23575         * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
23576         * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
23577         (s390_pass_by_reference): Rename from
23578         s390_function_arg_pass_by_reference.
23579         (s390_function_arg_advance): Don't query pass-by-ref.
23580         (s390_function_arg): Likewise.
23581         (s390_gimplify_va_arg): Use pass_by_reference.
23582         (s390_call_saved_register_used): Likewise.
23583         * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23584         * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
23585         (shcompact_byref, sh_pass_by_reference): New.
23586         * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23587         (SHCOMPACT_BYREF): Remove.
23588         * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
23589         * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
23590         (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
23591         (sparc_gimplify_va_arg): Use pass_by_reference.
23592         * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23593         * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23594         * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
23595         (v850_pass_by_reference): New.
23596         * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23597         (FUNCTION_ARG_CALLEE_COPIES): True.
23598         * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
23599         FUNCTION_ARG_PASS_BY_REFERENCE docs.
23601 2004-07-14  Richard Henderson  <rth@redhat.com>
23602             Richard Sandiford  <rsandifo@redhat.com>
23604         * config/mips/mips-protos.h (mips_va_arg): Delete.
23605         * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
23606         * config/mips/mips.c: Include tree-gimple.h.
23607         (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
23608         (mips_arg_info): Remove special handling of must_pass_in_stck args.
23609         (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
23610         (function_arg_pass_by_reference): Return true if must_pass_in_stack.
23612 2004-07-13  Bob Wilson  <bob.wilson@acm.org>
23614         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
23615         arguments for COND_EXPR in big-endian adjustment code.
23617 2004-07-13  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
23619         * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
23620         * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
23621         * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
23622         * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
23624 2004-07-13  Diego Novillo  <dnovillo@redhat.com>
23626         PR tree-optimization/16443
23627         * tree-ssa-alias.c: Add more description for
23628         CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
23629         * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
23630         clobbering of call-clobbered and addressable variables.  If
23631         there are any before aliases have been computed, add them.
23633 2004-07-13  Diego Novillo  <dnovillo@redhat.com>
23635         * tree-optimize.c (execute_todo): Flush DUMP_FILE before
23636         verification.
23638 2004-07-13  Ulrich Weigand  <uweigand@de.ibm.com>
23640         * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
23641         of build_int_2.  Convert both operands of PLUS_EXPR and MULT_EXPR
23642         to the same type.
23644 2004-07-13  Per Bothner  <per@bothner.com>
23646         * collect2.c (main):  Handle --no-demangle and --demangle flags.
23648 2004-07-13  Sebastian Pop  <pop@cri.ensmp.fr>
23650         * Makefile.in (OBJS-common): Add tree-data-ref.o.
23651         (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
23652         (tree-data-ref.o): New rule.
23653         * lambda.h: New file.
23654         * tree-data-ref.c: New file.
23655         * tree-data-ref.h: New file.
23656         * tree.c (int_cst_value, tree_fold_gcd): New functions.
23657         * tree.h (int_cst_value, tree_fold_gcd): Declared here.
23659 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
23661         PR target/13926
23662         * config/sparc/sparc-protos.h (output_ubranch): New prototype.
23663         * config/sparc/sparc.c (output_ubranch): New function.
23664         * config/sparc/sparc.md (jump pattern): Use it.
23666 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
23668         PR target/16494
23669         * config/sparc/sparc.c (output_cbranch): Properly guard
23670         the code handling far branches with TARGET_V9.
23671         * config/sparc/sparc.md (length attribute): Document the
23672         side-effect of having a length greater or equal to 3.
23674 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
23675             Lloyd Parkes  <lloyd@must-have-coffee.gen.nz>
23677         PR target/15186
23678         * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
23679         /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
23681 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
23682             Martin Sebor  <sebor@roguewave.com>
23684         PR target/12602
23685         * doc/invoke.texi (SPARC options): Document -threads
23686         and -pthreads on Solaris.
23688 2004-07-13  Richard Henderson  <rth@redhat.com>
23690         * builtins.c (std_gimplify_va_arg_expr): Handle types passed
23691         by reference.
23692         (ind_gimplify_va_arg_expr): Remove.
23693         * tree.h (ind_gimplify_va_arg_expr): Remove.
23694         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
23695         * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
23696         argsp to be null.
23698         * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
23699         (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
23700         * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
23701         config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
23702         config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
23704 2004-07-13  Richard Henderson  <rth@redhat.com>
23706         * function.c (pass_by_reference): New.
23707         (assign_parm_find_data_types): Use it.
23708         * calls.c (initialize_argument_information): Likewise.
23709         (emit_library_call_value_1): Likewise.
23710         * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23711         * function.h (pass_by_reference): Declare.
23713 2004-07-13  Richard Henderson  <rth@redhat.com>
23715         * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
23716         * target.h (struct gcc_target): Add calls.must_pass_in_stack.
23717         * expr.h (MUST_PASS_IN_STACK): Remove.
23718         * system.h (MUST_PASS_IN_STACK): Poison.
23719         * tree.h (must_pass_in_stack_var_size): Declare.
23720         (must_pass_in_stack_var_size_or_pad): Declare.
23721         * calls.c (must_pass_in_stack_var_size): New.
23722         (must_pass_in_stack_var_size_or_pad): Rename from
23723         default_must_pass_in_stack.
23724         * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
23725         (TARGET_MUST_PASS_IN_STACK): New.
23726         * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
23727         * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
23728         (TARGET_MUST_PASS_IN_STACK): New.
23729         * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
23730         * config/frv/frv.c (frv_must_pass_in_stack): New.
23731         (TARGET_MUST_PASS_IN_STACK): New.
23732         * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
23733         * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
23734         * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
23735         (ix86_must_pass_in_stack): Make static.
23736         * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
23737         * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
23738         * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
23739         * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
23740         * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
23741         * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
23742         * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
23743         (mcore_must_pass_on_stack): Remove.
23744         * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
23745         * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
23746         * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
23747         * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
23748         * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
23749         * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
23750         * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
23751         * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
23752         (TARGET_MUST_PASS_IN_STACK): New.
23753         * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
23754         * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
23755         * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
23756         * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
23757         * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
23758         * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
23759         * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
23760         MUST_PASS_IN_STACK.
23762         * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
23763         config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
23764         config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
23765         config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
23766         config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
23767         config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
23768         config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
23769         config/xtensa/xtensa.c: Use target hook.
23771 2004-07-13  Anthony Heading  <aheading@jpmorgan.com>
23773         * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
23774         * configure: Rebuilt.
23776 2004-07-13  Richard Sandiford  <rsandifo@redhat.com>
23778         * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
23779         * config/mips/mips.h (mips_reg_names): Don't declare.
23780         (MASK_NAME_REGS): Delete.  Shuffle other MASK_* values down.
23781         (TARGET_NAME_REGS): Delete.
23782         (TARGET_SWITCHES): Remove -mrnames.
23783         (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
23784         (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
23785         in REGISTER_NAMES.
23786         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
23787         (override_options): Remove handling of TARGET_NAME_REGS.
23789 2004-07-13  Richard Sandiford  <rsandifo@redhat.com>
23791         * config/mips/mips.h (TARGET_*): Boolify.
23793 2004-07-12  Nick Clifton  <nickc@redhat.com>
23795         * config.gcc: Add sh-*-symbianelf target.
23796         * config/sh/sh.c: Add new target macros:
23797         TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
23798         TARGET_CXX_IMPORT_EXPORT_CLASS.
23799         (sh_file_start): Create a definition of the .directive section.
23800         (sh_attribute): Add dllimport and dllexport attributes.
23801         * config/sh/symbian-pre.h: New file.
23802         * config/sh/symbian-post.h: New file.
23803         * config/sh/symbian.c: New file. Contains Symbian specific
23804         functions.
23805         * config/sh/sh-protos.h: Add prototypes for new functions
23806         provided by symbian.c.
23807         * config/sh/t-symbian: New file.
23808         * doc/extend.texi: Document support for dllimport and dllexport
23809         attributes by the sh-symbianelf target.
23811 2004-07-12  James E Wilson  <wilson@specifixinc.com>
23813         * Makefile.in (AR): Use @AR@ not ar.
23814         (NM): New.
23815         (AR_FOR_TARGET): Use $(AR) not ar for native.
23816         (NM_FOR_TARGET): Use $(NM) not nm for native.
23817         * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
23818         * configure: Regenerate.
23820 2004-07-12  David S. Miller  <davem@nuts.davemloft.net>
23822         * config/sparc/sparc.md (ashlsi3): Eliminate const 1
23823         special case.
23824         (ashldi3_sp64): Likewise.
23826 2004-07-12  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
23828         PR target/16477
23829         * pa.c (function_arg): Update comment.
23830         * pa.h (BLOCK_REG_PADDING): Define.
23832 2004-07-12  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
23834         PR tree-optimization/16461
23835         * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
23836         arguments of phi nodes.
23838 2004-07-12  Devang Patel  <dpatel@apple.com>
23840         * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
23842 2004-07-12  Steve Ellcey  <sje@cup.hp.com>
23844         * function.c (expand_function_start): Ensure r_save is in Pmode.
23845         * calls.c (prepare_call_address): Ensure static_chain_value is
23846         in Pmode.
23847         * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
23848         r_save_area are in Pmode.
23849         * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
23850         fnaddr, and static_chain are in Pmode.
23852 2004-07-12  Vladimir Makarov  <vmakarov@redhat.com>
23854         PR target/16445
23855         * config/ia64/ia64.c (bundling): Don't count ignored insns.
23857 2004-07-12  Richard Henderson  <rth@redhat.com>
23859         * target.h (struct gcc_target): Move gimplify_va_arg_expr
23860         next to build_builtin_va_list.
23861         * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
23862         * builtins.c (gimplify_va_arg_expr): Likewise.
23863         * gimplify.c (copy_if_shared_r): Likewise.
23865 2004-07-12  Alexandre Oliva  <aoliva@redhat.com>
23867         * passes.c (rest_of_decl_compilation): Don't defer call of
23868         assemble_variable if its DECL_RTL is already set.
23870 2004-07-12  Sebastian Pop  <pop@cri.ensmp.fr>
23872         * cfgloop.h (struct loop): Add nb_iterations field.
23873         (current_loops): Declare.
23874         * tree-chrec.c (chrec_not_analyzed_yet,
23875         chrec_dont_know, chrec_known, count_ev_in_wider_type,
23876         chrec_contains_symbols_defined_in_loop): Remove the temporary
23877         hooks.
23878         * tree-flow-inline.h (loop_containing_stmt): New function.
23879         * tree-scalar-evolution.c: Add implementation.
23880         * tree-scalar-evolution.h: Add declarations.
23882 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
23884         PR rtl-optimization/15921
23885         * Makefile.in (global.o): Add recog.h.
23887         * global.c (recog.h): Add the include-clause.
23888         (bb_info): New member earlyclobber.
23889         (allocate_bb_info, free_bb_info): Initialize/finish the new
23890         member.
23891         (earlyclobber_regclass, earlyclobber_regclass_length): The new
23892         global variables.
23893         (check_earlyclobber, regclass_intersect,
23894         mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
23895         New functions.
23896         (calculate_local_reg_bb_info): Calculate value of earlyclobber.
23897         (make_accurate_live_analysis): Modify pavin.
23899 2004-07-12  Diego Novillo  <dnovillo@redhat.com>
23901         * tree-cfg.c (find_taken_edge): Statically compute the truth
23902         value of a predicate comparing an SSA_NAME to itself.
23904 2004-07-12  Roger Sayle  <roger@eyesopen.com>
23906         * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
23907         rs6000 doesn't have shift-and-add or shift-and-sub instructions
23908         by returning the cost of a multiplication plus an addition.
23910 2004-07-12  Paolo Bonzini  <bonzini@gnu.org>
23912         PR tree-optimization/14107
23913         * gimplify.c (gimplify_return_expr): Accept a
23914         RETURN_EXPR with an error argument.
23915         * tree-optimize.c (init_tree_optimization_passes):
23916         Run pass_warn_function_return at -O0.
23918 2004-07-12  Roger Sayle  <roger@eyesopen.com>
23920         * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
23921         index entry.
23923 2004-07-12  Richard Sandiford  <rsandifo@redhat.com>
23925         * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
23926         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23927         * config/mips/3000.md: Add copyright notice.  Remove automota and
23928         function units; use generic ones instead.  Only define reservations
23929         for things that are different from generic.md.  Extend each clause
23930         to include r3900.
23931         * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
23932         * config/mips/mips.md: Include them. Remove define_function_units.
23933         (alu, imuldiv): New automata and units.
23935 2004-07-12  Ben Elliston  <bje@au.ibm.com>
23937         * doc/invoke.texi (Optimize Options): Document -frename-registers
23938         not being enabled by default at -O3.
23940 2004-07-11  Roger Sayle  <roger@eyesopen.com>
23942         * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
23943         floating point additions, to keep real immediate constant positive.
23944         <MINUS_EXPR>:  For floating point subtractions, only transform X - -C
23945         into X + C, and leave positive real constants as X - C.
23947 2004-07-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
23949         * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
23951 2004-07-11  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
23953         PR tree-optimization/15654
23954         * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
23956 2004-07-11  Roger Sayle  <roger@eyesopen.com>
23958         * builtins.c (fold_builtin_fputs): Don't bother converting the
23959         return type to integer_type_node, as we've already checked that
23960         the result will be ignored.
23962         * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
23963         that signed addition, subtraction, multiplication, division,
23964         remainder, negation and absolute value may potentially trap.
23966         * fold-const.c (fold_ignored_result): New function to strip
23967         non-side-effecting tree nodes from an expression whose result
23968         is ignored.
23969         (fold_convert): Call fold_ignored_result when casting a value
23970         to VOID_TYPE.
23971         (omit_one_operand):  Call fold_ignored_result on the "omitted"
23972         operand when building a COMPOUND_EXPR.
23973         (pedantic_omit_one_operand): Likewise.
23974         * tree.h (fold_ignored_result): Prototype here.
23975         * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
23976         when we're going to ignore the result.
23978 2004-07-11  Richard Henderson  <rth@redhat.com>
23980         PR tree-opt/16383
23981         * tree-ssa-ccp.c (fold_stmt_r): Split out...
23982         * tree.c (fields_compatible_p, find_compatible_field): ... new.
23983         * tree.h (fields_compatible_p, find_compatible_field): Declare.
23984         * tree-sra.c (sra_hash_tree): Hash fields by offset.
23985         (sra_elt_eq): Use fields_compatible_p.
23986         (generate_one_element_ref): Use find_compatible_field.
23988 2004-07-11  Richard Henderson  <rth@redhat.com>
23990         PR tree-opt/16422
23991         * tree-sra.c (generate_one_element_init): New.
23992         (generate_element_init): Use it.
23993         (scalarize_init): Push/pop gimplify context around it.
23994         (find_new_referenced_vars_1, find_new_referenced_vars): New.
23995         * gimplify.c (gimplify_expr): Allow SSA_NAME.
23997 2004-07-11  Roger Sayle  <roger@eyesopen.com>
23999         * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
24000         combine.c's combine_insn_cost.
24001         * rtl.h (insn_rtx_cost): Prototype here.
24002         * combine.c (combine_insn_cost): Delete function.
24003         (combine_validate_cost): Update callers of combine_insn_cost to
24004         call insn_rtx_cost instead.
24005         (combine_instructions): Likewise.  Use NONJUMP_INSN_P to avoid
24006         requesting the rtx_cost of call and/or jump instructions.
24008         * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
24009         rtx_cost directly.  Don't request/use the cost of call or jump
24010         instructions.  Return -1 if the cost of any instruction can't be
24011         determined (or the BB contains a function call).
24012         (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
24013         -1 (i.e. can't determine the cost of any instruction or the basic
24014         block contains a subroutine call).
24015         (find_if_case_2): Likewise.
24017 2004-07-11  Roger Sayle  <roger@eyesopen.com>
24019         * rs6000.c (struct processor_costs): Change semantics of fields to
24020         include the COST_N_INSNS scaling, and update all initializers.
24021         (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
24022         Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
24023         Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP.  When
24024         optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
24026 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
24028         * LANGUAGES: Remove obsolete information.
24030 2004-07-11  Ulrich Weigand  <uweigand@de.ibm.com>
24032         * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
24033         SIGBUS signal frames, the PSW address points *to* the faulting
24034         instruction, not after it.
24036 2004-07-11  Ulrich Weigand  <uweigand@de.ibm.com>
24038         * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
24039         added to TLS symbol addresses.
24041 2004-07-11  Richard Henderson  <rth@redhat.com>
24043         * expmed.c (init_expmed): Use stack-local structures for
24044         temporary rtl.  Don't recognize shifts.
24046 2004-07-11  Richard Henderson  <rth@redhat.com>
24048         * expr.c (store_expr): Don't fiddle subreg promotion for types
24049         with precision smaller than the mode.
24051 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
24053         * tree.h (all_types_permanent): Remove.
24055 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
24057         * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
24058         maybe_build_cleanup, update_decl_after_saving): Remove hooks.
24059         * langhooks.c (lhd_clear_binding_stack): Remove.
24060         * langhooks-def.h (lhd_clear_binding_stack,
24061         LANG_HOOKS_MAYBE_BUILD_CLEANUP,
24062         LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
24063         LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
24064         LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
24065         (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
24066         * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
24067         LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
24068         LANG_HOOKS_MAYBE_BUILD_CLEANUP,
24069         LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
24070         * tree.h (poplevel): Don't declare.
24071         * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
24072         LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
24073         * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
24074         LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
24075         Remove.
24077 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
24079         PR tree-optimization/16437
24080         * c-common.c (shorten_compare): Don't mark result of conversion to
24081         narrower signed type as overflowing.
24082         * fold-const.c (decode_field_reference): Determine whether
24083         signedness comes from outer type using precision rather than size.
24085 2004-07-11  Phil Edwards  <phil@codesourcery.com>
24087         * configure.ac:  Alphabetize --enable-checking list, add
24088         missing valgrind entry.
24089         * configure:  Regenerate.
24091 2004-07-11  Phil Edwards  <phil@codesourcery.com>
24093         * doc/install.texi (Testing):  Fix syntax in "make check" example.
24095 2004-07-10  James E Wilson  <wilson@specifixinc.com>
24097         * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
24099 2004-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
24101         PR rtl-optimization/16001
24102         * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
24103         niter_expr.
24105 2004-07-10  Geoffrey Keating  <geoffk@apple.com>
24107         * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
24109 2004-07-10  Steve Kargl  <sgk@troutmask.apl.washington.edu>
24110             James Morrison  <phython@gcc.gnu.org>
24112         * doc/contrib.texi (Contributors): Add gfortran contributors and
24113         fix a couple of typos.
24115 2004-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
24117         PR rtl-optimization/15387
24118         * calls.c (check_sibcall_argument_overlap_1): Handle pointers
24119         to incoming args space correctly.
24121 2004-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
24123         * pa.c (output_indirect_call): Only use %r2 as the link register in
24124         indirect calls with the long PA 2.0 pc-relative branch.
24126 2004-07-10  Daniel Jacobowitz  <dan@debian.org>
24128         * config/i386/i386.c (override_options): Pick a 64-bit CPU
24129         for the default tuning if TARGET_64BIT.
24131 2004-07-10  Richard Henderson  <rth@redhat.com>
24133         * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
24134         to HOST_WIDE_INT.  Fold pad-args-down arithmetic.
24136 2004-07-10  Jakub Jelinek  <jakub@redhat.com>
24138         * expr.h (store_bit_field, extract_bit_field): Remove last argument.
24139         * expmed.c (store_bit_field, extract_bit_field): Remove last
24140         argument.
24141         * builtins.c (expand_builtin_signbit): Adjust callers.
24142         * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
24143         * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
24144         * ifcvt.c (noce_emit_move_insn): Likewise.
24145         * stmt.c (expand_return): Likewise.
24146         * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
24147         store_field, expand_expr_real_1): Likewise.
24149 2004-07-10  Richard Henderson  <rth@redhat.com>
24151         * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
24153 2004-07-09  Mike Stump  <mrs@apple.com>
24155         * config/darwin.c (no_dead_strip): Add.
24156         (HAVE_DEAD_STRIP): Add.
24157         (darwin_emit_unwind_label): Ensure that we don't dead code strip
24158         the .eh label.
24160 2004-07-09  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
24162         * tree-ssa-loop-im.c: New file.
24163         * Makefile.in (tree-ssa-loop-im.o): Add.
24164         * cfgloop.c (superloop_at_depth): New function.
24165         * cfgloop.h (superloop_at_depth): Declare.
24166         * common.opt (ftree-lim): New flag.
24167         * expr.c (array_ref_up_bound): New function.
24168         * params.def (PARAM_LIM_EXPENSIVE): New parameter.
24169         * timevar.def (TV_LIM): New timevar.
24170         * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
24171         computing immediate uses of a phi node.
24172         * tree-flow.h (struct tree_ann_common_d): Add aux field.
24173         (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
24174         * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
24175         * tree-pass.h (pass_lim): Declare.
24176         * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
24177         functions.
24178         (pass_lim): New pass structure.
24179         * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
24180         * tree.c (in_array_bounds_p): New function.
24181         * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
24182         (in_array_bounds_p, array_ref_up_bound): Declare.
24183         * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
24184         * doc/passes.texi (tree-ssa-loop-im.c): Document.
24186 2004-07-09  Richard Henderson  <rth@redhat.com>
24188         * builtins.c (expand_builtin_stpcpy): Don't modify len.
24190         * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
24191         with prejudice.
24193 2004-07-10  Kelley Cook  <kcook@gcc.gnu.org>
24195         * flags.h: Delete redundant prototypes that are being generated
24196         in options.h from common.opt.
24197         * common.opt: Add in the expository comments formerly in flags.h.
24199 2004-07-09  Jan Beulich  <jbeulich@novell.com>
24201         * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
24202         available for use only when TARGET_MMX/_SSE is set, and check for
24203         variable argument function if any register count is non-zero.
24204         (function_arg): Correctly suppress repeated warnings for passing SSE
24205         vectors are arguments without SSE enabled.
24206         (ix86_function_arg_boundary): Without SSE enabled, the use of what
24207         would be SSE register modes does no longer influence the alignment.
24209 2004-07-09  Richard Henderson  <rth@redhat.com>
24211         * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
24212         Always align upward to arg boundary.  Use size_in_bytes/round_up.
24213         Maintain type-correctness of constants.
24214         * stor-layout.c (round_up, round_down): Special-case powers of 2.
24216 2004-07-09  David S. Miller  <davem@nuts.davemloft.net>
24218         * config/sparc/sparc.c (*_costs): Scale instruction costs
24219         by COSTS_N_INSNS.
24220         (sparc_rtx_costs): Adjust as appropriate.
24222 2004-07-09  Jan Beulich  <jbeulich@novell.com>
24224         * config/i386/mm3dnow.h: New.
24225         * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
24227 2004-07-09  Richard Henderson  <rth@redhat.com>
24229         * simplify-rtx.c (simplify_const_relational_operation): Only
24230         look at bounds of scalar integers.
24232 2004-07-09  Jan Beulich  <jbeulich@novell.com>
24234         * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
24236 2004-07-09  Andrew Pinski  <apinski@apple.com>
24238         * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
24239         always referenced.
24240         (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
24241         UOBJC_METACLASS_decl.
24243 2004-07-09  James E Wilson  <wilson@specifixinc.com>
24245         PR target/16364
24246         * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
24247         do return a parallel if hfa_mode == XFmode and mode == TImode.
24249 2004-07-09  Jan Beulich  <jbeulich@novell.com>
24251         * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
24252         permissible for unary plus.
24254 2004-07-09  Jan Beulich  <jbeulich@novell.com>
24256         * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
24257         (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
24258         (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
24259         (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
24260         BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
24261         * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
24262         BUILTIN_POPCOUNTxxx): Arguments are unsigned.
24263         (BUILTIN_xxxIMAX): New.
24264         * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
24265         BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
24266         BUILT_IN_PARITYIMAX.
24268 2004-07-09  David S. Miller  <davem@nuts.davemloft.net>
24270         * config/sparc/sparc.h (processor_costs): Define.
24271         (sparc_costs): Declare.
24272         * config/sparc/sparc.c (cypress_costs, supersparc_costs,
24273         hypersparc_costs, sparclet_costs, ultrasparc_costs,
24274         ultrasparc3_costs): New.
24275         (sparc_override_options): Set sparc_costs as appropriate.
24276         (sparc_rtx_costs): Use sparc_costs instead of messy
24277         conditionals.
24279 2004-07-09  Steven Bosscher  <stevenb@suse.de>
24281         * doc/md.texi (Processor pipeline description): Mention that
24282         the old pipeline description is deprecated.
24284         * config/rs6000/7450.md (automaton ppc7450): Split up, move
24285         mciu_7450 function unit to...
24286         (automaton ppc7450mciu): ...new automaton.
24288         * haifa-sched.c (insert_schedule_bubbles_p): Remove.
24289         (schedule_block): Don't consider inserting bubbles.
24290         (sched_init): Don't initialize DFA bubbles.
24291         * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
24292         TARGET_SCHED_DFA_BUBBLE): Remove.
24293         * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
24294         * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
24295         TARGET_SCHED_DFA_BUBBLE): Remove documentation.
24297         * stmt.c (conditional_context): Remove prototype.
24298         * tree.h (conditional_context): Remove.
24299         * tree-cfg.c (pre_insert_on_edge): Remove.
24301         * c-common.h (c_expand_asm_operands): Remove prototype.
24302         * c-typeck.c (c_expand_asm_operands): Remove.
24304 2004-07-09  Jan Beulich  <jbeulich@novell.com>
24306         * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
24307         their base modes. CTImode, TCmode, and XCmode must be passed in memory.
24308         TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
24309         and V8QI are class SSE. All sufficiently small remaining vector modes
24310         must be passed in one or two integer registers.
24311         (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
24312         returned in memory.
24313         (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
24314         __builtin_ia32_pmuludq128 have non-uniform argument and return types
24315         and must thus be handled explicitly.
24316         * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
24317         MMX and XMM regs.
24318         (movv8qi_internal, movv4hi_internal, movv2si_internal,
24319         movv2sf_internal): Permit moving between MMX and XMM registers (since
24320         MMX areguments and return values are passed in XMM registers).
24321         (sse2_umulsidi3): Correct type and mode.
24323 2004-07-09  Richard Henderson  <rth@redhat.com>
24325         * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
24327 2004-07-09  Eric Christopher  <echristo@redhat.com>
24329         * config/rs6000/40x.md: Split into two automatons.
24331 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
24332             Andrew Pinski  <apinski@apple.com>
24334         * c-opts.c (c_common_post_options): Force unit-at-a-time mode
24335         on when we have more than one input file.
24336         (c_common_parse_file): Restore loop over all input files.
24337         Clarify diagnostic for -dy when YYDEBUG wasn't defined.
24339         * c-decl.c (set_type_context): New function.
24340         (pop_scope): Use it to set context of types.  When we
24341         encounter a TYPE_DECL, set the context of the attached type too.
24342         (pop_file_scope): Don't call cpp_undef_all here.
24343         (diagnose_mismatched_decls): Do not complain about a second
24344         definition of an 'extern inline' function if it's not in the
24345         same translation unit.  Do not complain about inline
24346         declaration after use if the use was in a different
24347         translation unit.
24348         (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
24349         (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
24350         the external scope.
24351         (pushdecl_top_level): Likewise.
24352         (grokdeclarator): Clarify what is going on with setting
24353         DECL_EXTERNAL on function types, a little.
24354         (c_write_global_declarations): Don't do anything if
24355         -fsyntax-only or errors have been encountered.
24357 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
24359         * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
24361 2004-07-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
24363         PR target/16459
24364         * pa.c (output_indirect_call): Use %r2 as the link register when
24365         calling $$dyncall with a pc-relative branch.
24367 2004-07-08  Gerald Pfeifer  <gerald@pfeifer.com>
24369         * doc/install.texi (Binaries): Mention OpenPKG.
24371 2004-07-09  Diego Novillo  <dnovillo@redhat.com>
24373         Fix PR tree-optimization/15555
24374         * tree-dfa.c (dump_variable): If the variable is a pointer
24375         SSA_NAME, also dump its points-to information.
24376         * tree-flow.h (struct ptr_info_def): Add field
24377         is_dereferenced.
24378         (dump_points_to_info_for): Declare.
24379         (debug_points_to_info_for): Declare.
24380         * tree-optimize.c (init_tree_optimization_passes): Add a
24381         second alias analysis pass after DOM2.
24382         Move pass_del_pta to a later spot.
24383         * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
24384         create a name tags when we find a dereferenced pointer.  Just
24385         mark the pointer dereferenced.
24386         (collect_points_to_info_for): Move code to clear points-to
24387         information to create_name_tags.
24388         (create_name_tags): New function.
24389         (compute_flow_sensitive_aliasing): Call it.
24390         (setup_pointers_and_addressables): Mark type tags for renaming
24391         here instead of ...
24392         (create_memory_tag): ... here.
24393         (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
24394         (dump_points_to_info_for): Declare extern.
24395         (debug_points_to_info_for): New function.
24397 2004-07-09  Paolo Bonzini  <bonzini@gnu.org>
24399         * config/arc/arc.md: Switch to DFA-based scheduler description.
24400         * config/arc/arc.c: Switch to DFA-based scheduler description.
24402 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
24404         * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
24405         pointer.
24407 2004-07-09  Richard Henderson  <rth@redhat.com>
24409         * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
24410         * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24411         (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
24412         * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
24414         * config/v850/v850-protos.h (v850_va_arg): Remove.
24415         * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24416         (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
24417         * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
24418         (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
24419         (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
24421 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
24423         PR target/12133
24424         * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
24425         and DImode to use +/-4k offset.
24427 2004-07-09  Richard Henderson  <rth@redhat.com>
24429         * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
24430         Remove.
24431         * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24432         (xstormy16_gimplify_va_arg_expr): Rewrite from
24433         xstormy16_expand_builtin_va_arg.
24434         * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
24436         * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
24437         * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
24439         * config/sh/sh-protos.h (sh_va_arg): Remove.
24440         * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24441         (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
24442         * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
24444         * config/pa/pa-protos.h (hppa_va_arg): Remove.
24445         * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24446         (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
24447         * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
24449         * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
24450         * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24451         (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
24452         * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
24454 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
24456         * config/sparc/sparc.md (return): Rewrite length formula.
24457         * config/sparc/sparc.c (output_return): Pass 1 as 5th
24458         argument to final_scan_insn when in a delay slot.
24459         (output_sibcall): Likewise.
24461 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
24463         * arm.c (arm_cpp_interwork): New variable.
24464         (arm_override_options): Set it if TARGET_INTERWORK was on the command
24465         line.
24466         * arm.h (arm_cpp_interwork): Declare it.
24467         (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
24468         __THUMB_INTERWORK__ in the preprocessor.
24470 2004-07-09  Nathan Sidwell  <nathan@codesourcery.com>
24472         * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
24474 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
24476         PR target/16416
24477         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
24478         Override default settings to account for -m32 and -m64.
24480 2004-07-08  Randolph Chung  <tausq@debian.org>
24482         * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
24484 2004-07-09  Alexandre Oliva  <aoliva@redhat.com>
24486         * builtins.c (fold_builtin_strncpy): Make sure len is a constant
24487         before comparing it as such.
24489 2004-07-08  Richard Henderson  <rth@redhat.com>
24491         * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
24492         temporary.  Use bit arithmetic to align.
24494 2004-07-08  Jerry Quinn  <jlquinn@optonline.net>
24496         * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
24497         nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
24498         NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
24499         * bb-reorder.c (mark_bb_for_unlikely_executed_section,
24500         add_labels_and_missing_jumps, find_jump_block,
24501         fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
24502         Likewise.
24503         * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
24504         link_btr_uses, move_btr_def): Likewise.
24505         * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
24506         expand_builtin_expect_jump): Likewise.
24507         * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
24508         * calls.c (expand_call, emit_library_call_value_1): Likewise.
24509         * cfganal.c (forwarder_block_p): Likewise.
24510         * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
24511         make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
24512         find_bb_boundaries): Likewise.
24513         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
24514         merge_blocks_move_predecessor_nojumps,
24515         merge_blocks_move_successor_nojumps, insns_match_p,
24516         flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
24517         try_optimize_cfg): Likewise.
24518         * cfgexpand.c (expand_block, construct_exit_block): Likewise.
24519         * cfglayout.c (skip_insns_after_block, label_for_bb,
24520         record_effective_endpoints, insn_locators_initialize,
24521         fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
24522         * cfgmainloop.c (create_loop_notes): Likewise.
24523         * cfgrtl.c (delete_insn, delete_insn_chain,
24524         create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
24525         update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
24526         block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
24527         redirect_branch_edge, force_nonfallthru_and_redirect,
24528         rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
24529         rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
24530         update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
24531         purge_dead_edges, cfg_layout_redirect_edge_and_branch,
24532         cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
24533         cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
24534         need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
24535         * combine.c (combine_instructions, can_combine_p, try_combine,
24536         find_split_point, record_dead_and_set_regs, reg_dead_at_p,
24537         distribute_notes, distribute_links, insn_cuid): Likewise.
24538         * cse.c (fold_rtx, cse_insn, cse_around_loop,
24539         invalidate_skipped_block, cse_set_around_loop,
24540         cse_end_of_basic_block, cse_main, cse_basic_block,
24541         cse_condition_code_reg): Likewise.
24542         * cselib.c (cselib_process_insn): Likewise.
24543         * ddg.c (create_ddg): Likewise.
24544         * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
24545         Likewise.
24546         * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
24547         gen_label_die, dwarf2out_var_location): Likewise.
24548         * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
24549         next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
24550         last_call_insn, active_insn_p, next_label, prev_label,
24551         link_cc0_insns, next_cc0_user, try_split, add_insn_after,
24552         add_insn_before, remove_insn, add_function_usage_to,
24553         reorder_insns, find_line_note, remove_unnecessary_notes,
24554         emit_insn_after_1, classify_insn): Likewise.
24555         * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
24556         connect_post_landing_pads, sjlj_mark_call_sites,
24557         sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
24558         can_throw_internal, can_throw_external, set_nothrow_function_flags,
24559         convert_to_eh_region_ranges): Likewise.
24560         * explow.c (optimize_save_area_alloca): Likewise.
24561         * expr.c (expand_expr_real): Likewise.
24562         * final.c (insn_current_reference_address, compute_alignments,
24563         shorten_branches, final, scan_ahead_for_unlikely_executed_note,
24564         final_scan_insn, output_asm_label, leaf_function_p): Likewise.
24565         * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
24566         propagate_block_delete_insn, propagate_one_insn,
24567         init_propagate_block_info, propagate_block, libcall_dead_p,
24568         mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
24569         Likewise.
24570         * function.c (instantiate_virtual_regs, reorder_blocks_1,
24571         expand_function_start, expand_function_end, contains,
24572         thread_prologue_and_epilogue_insns,
24573         reposition_prologue_and_epilogue_notes): Likewise.
24574         * gcse.c (constprop_register, bypass_conditional_jumps,
24575         insert_insn_end_bb, gcse_after_reload): Likewise.
24576         * genemit.c (gen_expand, gen_split): Likewise.
24577         * genpeep.c (gen_peephole, main): Likewise.
24578         * global.c (build_insn_chain): Likewise.
24579         * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
24580         * haifa-sched.c (unlink_other_notes, unlink_line_notes,
24581         get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
24582         restore_line_notes, rm_redundant_line_notes, rm_other_notes,
24583         ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
24584         * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
24585         cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
24586         merge_if_block, block_jumps_and_fallthru_p, find_if_block,
24587         dead_or_predicable): Likewise.
24588         * integrate.c (try_constants): Likewise.
24589         * jump.c (rebuild_jump_labels, cleanup_barriers,
24590         purge_line_number_notes, init_label_info, mark_all_labels,
24591         squeeze_notes, get_label_before, get_label_after,
24592         reversed_comparison_code_parts, simplejump_p, pc_set,
24593         returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
24594         delete_barrier, delete_prior_computation, delete_computation,
24595         delete_related_insns, delete_for_peephole, redirect_jump):
24596         Likewise.
24597         * lcm.c (optimize_mode_switching): Likewise.
24598         * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
24599         Likewise.
24600         * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
24601         * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
24602         * loop-iv.c (simplify_using_assignment): Likewise.
24603         * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
24604         libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
24605         find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
24606         loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
24607         check_insn_for_givs, check_final_value, update_giv_derive,
24608         basic_induction_var, product_cheap_p, check_dbra_loop,
24609         loop_insn_first_p, last_use_this_basic_block,
24610         canonicalize_condition, get_condition, loop_regs_scan, load_mems,
24611         try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
24612         * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
24613         sms_schedule_by_order): Likewise.
24614         * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
24615         * postreload.c (reload_cse_simplify_operands, reload_combine,
24616         reload_cse_move2add): Likewise.
24617         * predict.c (can_predict_insn_p, estimate_probability,
24618         expected_value_to_br_prob, process_note_predictions): Likewise.
24619         * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
24620         * profile.c (branch_prob): Likewise.
24621         * ra-build.c (live_out_1, livethrough_conflicts_bb,
24622         detect_webs_set_in_cond_jump): Likewise.
24623         * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
24624         ra_print_rtl_with_bb): Likewise.
24625         * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
24626         * recog.c (next_insn_tests_no_inequality, find_single_use,
24627         split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
24628         * reg-stack.c (next_flags_user, record_label_references,
24629         emit_swap_insn, swap_rtx_condition, subst_stack_regs,
24630         compensate_edge, convert_regs_1): Likewise.
24631         * regclass.c (scan_one_insn): Likewise.
24632         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24633         regmove_optimize, fixup_match_1, single_set_for_csa,
24634         combine_stack_adjustments_for_block): Likewise.
24635         * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
24636         * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
24637         find_equiv_reg): Likewise.
24638         * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
24639         reload_as_needed, emit_input_reload_insns, do_output_reload,
24640         delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
24641         Likewise.
24642         * reorg.c (find_end_label, emit_delay_sequence,
24643         delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
24644         get_jump_flags, rare_destination, mostly_true_jump,
24645         try_merge_delay_insns, redundant_insn, own_thread_p,
24646         fill_simple_delay_slots, fill_slots_from_thread,
24647         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
24648         dbr_schedule): Likewise.
24649         * resource.c (find_basic_block, next_insn_no_annul,
24650         find_dead_or_set_registers, mark_target_live_regs): Likewise.
24651         * rtl.h (RTX_PREV): Likewise.
24652         * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
24653         no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
24654         reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
24655         find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
24656         tablejump_p, computed_jump_p, insns_safe_to_move_p,
24657         find_first_parameter_load, can_hoist_insn_p): Likewise.
24658         * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
24659         sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
24660         * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
24661         schedule_ebbs): Likewise.
24662         * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
24663         is_conditionally_protected, can_schedule_ready_p,
24664         add_branch_dependences, debug_dependencies): Likewise.
24665         * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
24666         Likewise.
24667         * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
24668         reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
24669         set_dominates_use, ujump_to_loop_cont): Likewise.
24670         * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
24671         * varasm.c (output_constant_pool_1): Likewise.
24673 2004-07-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
24675         * tree-scalar-evolution.c: New file.
24676         * tree-scalar-evolution.h: New file.
24677         * tree-ssa-loop-niter.c: New file.
24678         * Makefile.in (SCEV_H): New.
24679         (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
24680         * cfgloop.h (struct loop): Add bounds field.
24681         * tree-flow.h (struct tree_niter_desc): New type.
24682         (number_of_iterations_cond, number_of_iterations_exit,
24683         loop_niter_by_eval, find_loop_niter_by_eval,
24684         estimate_numbers_of_iterations, can_count_iv_in_wider_type,
24685         free_numbers_of_iterations_estimates): Declare.
24686         * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
24687         * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
24688         * doc/invoke.texi (max-iterations-to-track): Document.
24690 2004-07-08  Kaz Kojima  <kkojima@gcc.gnu.org>
24692         * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
24693         * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
24694         (MODE_AFTER): Add cast appropriately.
24695         * config/sh/sh.md (movdi splitter): Likewise.
24696         (casesi_worker_2): Add const qualifier appropriately.
24697         (eh_return): Remove unused variable.
24698         (insv): Initialize v;
24700 2004-07-08  Richard Henderson  <rth@redhat.com>
24702         * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
24703         * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24704         (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
24705         * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
24706         (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
24708         * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
24709         * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24710         (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
24711         * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
24713         * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
24714         * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24715         (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
24716         * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
24718         * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
24719         * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24720         (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
24721         * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
24723         * config/i860/i860-protos.h (i860_va_arg): Remove.
24724         * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24725         (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
24726         * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
24728 2004-05-31  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
24730         * system.h: Prototype getpagesize if missing.
24731         * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
24732         * configure: Regenerate.
24733         * config.in: Regenerate.
24735 2004-07-08  Richard Henderson  <rth@redhat.com>
24737         * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
24738         * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24739         (fr30_gimplify_va_arg_expr): New.
24740         (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
24741         * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
24743 2004-07-08  Vladimir Makarov  <vmakarov@redhat.com>
24745         PR target/16414
24746         * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
24747         of asm_noperands result.
24749 2004-07-08  Richard Henderson  <rth@redhat.com>
24751         * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
24752         * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24753         (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
24754         * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
24756 2004-07-08  Richard Henderson  <rth@redhat.com>
24758         * builtins.c (ind_gimplify_va_arg_expr): New.
24759         * tree.h (ind_gimplify_va_arg_expr): Declare.
24760         * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
24762 2004-07-08  Jan Beulich  <jbeulich@novell.com>
24764         * expmed.c (extract_bit_field): Correct condition to use vec_extract
24765         patterns also on vector elements other than the first one.
24766         * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
24767         break statements.
24769 2004-07-08  Geoffrey Keating  <geoffk@apple.com>
24771         * config/rs6000/darwin-ldouble.c: Correct reference
24772         to the Linnainmaa paper.
24774 2004-07-08  Richard Henderson  <rth@redhat.com>
24776         * config/arc/arc-protos.h (arc_va_arg): Remove.
24777         * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24778         (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
24779         * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
24781         * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
24782         * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24783         (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
24784         * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
24786 2004-07-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
24788         * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
24790 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
24792         * c-decl.c (static_ctors, static_dtors): Make static.
24793         (pop_file_scope): Call c_common_write_pch and
24794         cgraph_finalize_compilation_unit here.
24795         (build_cdtor): Moved here from c-objc-common.c; simplify.
24796         (c_write_global_declarations_1): Clarify comment.
24797         (c_write_global_declarations): Close the external scope before
24798         doing anything else.  Call build_cdtor, cgraph_optimize, and
24799         mudflap_finish_file here.
24800         * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
24801         Clarify comment.
24802         * c-objc-common.c: No need to include cgraph.h.
24803         (build_cdtor): Moved to c-decl.c.
24804         (c_objc_common_finish_file): Delete.
24805         * c-tree.h: Update to match.
24806         * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
24807         (generate_static_references): Set TREE_USED before calling finish_decl.
24808         Eliminate unnecessary dummy declaration.  Call rest_of_decl_compilation
24809         on the static_instances_decl.
24811 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
24813         * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
24814         decls when there is only one input translation unit.
24815         * langhooks.c (lhd_set_decl_assembler_name): Partially revert
24816         change of 2004-07-05; do not treat declarations with
24817         DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
24818         * opts.c (cur_in_fname): Delete.
24819         * opts.h: Likewise.
24820         * tree.c: Revert changes of 2004-07-05; no special treatment
24821         for TRANSLATION_UNIT_DECLs.
24822         * Makefile.in (tree.o): Update dependencies.
24824 2004-07-08  Roger Sayle  <roger@eyesopen.com>
24826         * builtins.c (fold_builtin_strcpy): Merge functionality from
24827         simplify_builtin_strcpy.  Add additional len argument.  No longer
24828         static.  Remove function prototype.
24829         (fold_builtin_strncpy): Likewise integrate functionality from
24830         simplify_builtin_strncpy.  Add additional slen argument.  No
24831         longer static.  Remove function prototype.
24832         (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
24833         (simplify_builtin_fputs): Rename to fold_builtin_fputs.  Change
24834         types of "ignore" and "unlocked" parameters to bool.
24835         (fold_builtin_1):  Add additional ignore argument.  Call renamed
24836         fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
24837         builtins.  Update arguments to fold_builtin_strncpy and
24838         fold_builtin_strcpy.  Add function prototype.
24839         (fold_builtin): Add additional Boolean ignore argument to pass
24840         to fold_builtin_1.
24841         (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
24842         and fold_builtin_strncpy instead of simplify_builtin_fputs,
24843         simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
24845         * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
24846         simplify_builtin_strncpy): Delete function prototypes.
24847         * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
24848         fold_builtin_strncpy): Add function prototypes here.
24849         (fold_builtin): Update function prototype with new "bool ignore".
24851         * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
24852         (ccp_fold_builtin):  Update call to fold_builtin.  Call
24853         fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
24854         instead of simplify_builtin_fputs, simplify_builtin_strcpy and
24855         simplify_builtin_strncpy respectively.
24856         * fold-const.c (fold): Update call to fold_builtin.
24858 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
24860         * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
24861         to strcpy.
24863         * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
24864         (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
24865         (FUNCTION_ARG_CALLEE_COPIES): Likewise.
24866         * calls.c: Remove ifdefs of macros above.
24867         * functions.c: Likewise.
24868         * expr.c: Likewise.
24870 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
24872         * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
24873         (arch attribute): Delete.
24874         (current_function_calls_alloca attribute): Rename into calls_alloca.
24875         (calls_eh_return): New attribute.
24876         (leaf_function): Likewise.
24877         (length attribute): Fix formula for sibcalls.
24878         (return insn): Correctly compute the 'length' attribute.
24879         (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
24881 2004-07-08  Richard Henderson  <rth@redhat.com>
24883         * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
24884         (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
24885         (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
24886         * tree-eh.c (lower_eh_constructs_1): Likewise.
24887         * tree-sra.c (sra_walk_modify_expr): Likewise.
24888         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
24889         (eliminate_unnecessary_stmts): Likewise.
24890         * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
24891         * tree-tailcall.c (optimize_tail_call): Likewise.
24892         * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
24894 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
24895             Jakub Jelinek  <jakub@redhat.com>
24897         * config/i386/i386.c (override_options): Enable
24898         SSE prefetches with -mtune, as long as we are
24899         compiling for i686 or higher.  All i686 processors
24900         accept SSE prefetches as NOPS, some i586's don't.
24902 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
24904         PR target/10567
24905         * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
24907 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
24909         * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
24910         the handling of clobbering ASM_EXPRs.
24912 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
24914         PR target/16430
24915         * config/sparc/sparc.c (function_value): In 64-bit mode,
24916         return the aggregates larger than 16 bytes like unions.
24918 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
24920         PR target/16199
24921         * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
24922         'temp' is zero, generate new pseudos as needed and emit the
24923         sequence of insns in single-assignment form.  Resync comments
24924         with code.
24925         (sparc_emit_set_const64): Pass zero as 'temp' argument to above
24926         function before reload.
24928 2004-07-08  Nathan Sidwell  <nathan@codesourcery.com>
24930         * vec.c (vec_assert_fail): Remove duplicate 'function'.
24932         * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
24934         * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
24935         Allocation is signed.
24936         (VEC_reserve): Return flag, allocation is signed.
24938 2004-07-08  Richard Henderson  <rth@redhat.com>
24940         * tree-ssa-ccp.c (fold_stmt): Get type directly from
24941         OBJ_TYPE_REF_OBJECT.
24943 2004-07-08  Joseph S. Myers  <jsm@polyomino.org.uk>
24944             Neil Booth  <neil@daikokuya.co.uk>
24946         PR c/2511
24947         PR c/3325
24948         * c-decl.c (finish_struct): Ensure bit-fields are given the
24949         correct type.
24950         * c-common.c (c_common_signed_or_unsigned_type): For C, require
24951         the precision to match as well as the mode.
24952         * expr.c (reduce_to_bit_field_precision): New function.
24953         (expand_expr_real_1): Reduce expressions of bit-field type to
24954         proper precision.
24955         * langhooks.h (reduce_bit_field_operations): New hook.
24956         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24957         Define.
24958         * c-lang.c, objc/objc-lang.c
24959         (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
24960         * objc/objc-act.c (check_ivars): Convert types to bit-field types
24961         before checking.
24962         * tree.c (build_nonstandard_integer_type): New function.
24963         * tree.h (build_nonstandard_integer_type): New prototype.
24964         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
24965         conversions between integer and boolean types as useless.
24967 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
24969         * c-common.c (c_common_nodes_and_builtins): Do not
24970         create __builtin_ptrdiff_t and __builtin_size_t.
24972 2004-07-08  Andrew Pinski  <apinski@apple.com>
24974         * Makefile.in (libbackend.o): Add -combine to the gcc
24975         command line.
24977 2004-07-08  Nick Clifton  <nickc@redhat.com>
24979         * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
24980         Set to -Os.
24982 2004-07-08  Richard Henderson  <rth@redhat.com>
24984         * except.c (expand_eh_region_start, expand_eh_region_end,
24985         expand_eh_handler, expand_eh_region_end_cleanup,
24986         expand_start_all_catch, expand_start_catch, expand_end_catch,
24987         expand_end_all_catch, expand_eh_region_end_allowed,
24988         expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
24989         expand_eh_region_end_fixup): Remove.
24990         * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
24991         cleanups, outer_cleanups, label_chain, exception_region.
24992         (struct goto_fixup): Remove stack_level, cleanup_list_list.
24993         (struct label_chain): Remove.
24994         (struct stmt_status): Remove x_stack_block_stack.
24995         (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
24996         fixup_gotos, save_stack_pointer, expand_decl_cleanup,
24997         expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
24998         end_cleanup_deferral, last_cleanup_this_contour,
24999         containing_blocks_have_cleanups_or_stack_level,
25000         any_pending_cleanups): Remove.
25001         (expand_null_return_1): Take no arguments.
25002         (expand_label, expand_naked_return, expand_return,
25003         expand_start_bindings_and_block, expand_end_bindings, expand_decl,
25004         expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
25005         expand_end_case_type): Don't use any of them.
25006         * calls.c (expand_call): Likewise.
25007         * dojump.c (do_jump): Likewise.
25008         * function.c (expand_function_end): Likewise.
25009         * expr.c (store_expr, expand_expr_real_1): Likewise.
25010         (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
25011         (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
25012         CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
25013         EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
25014         * fold-const.c (fold_checksum_tree): Use first_rtl_op.
25015         * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
25016         * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
25017         for WITH_CLEANUP_EXPR.
25018         (gimple_push_cleanup): Likewise.
25019         * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
25020         * print-tree.c (print_node): Likewise.
25021         * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
25022         * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
25023         (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
25024         * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
25025         (GOTO_SUBROUTINE_EXPR): Remove.
25026         * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
25027         (DECL_TOO_LATE): Remove.
25028         * except.h, tree.h: Update decls.
25030 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
25032         * explow.c (optimize_save_area_alloca): Do not accept parameters.
25033         * passes.c (rest_of_handle_final): Handle symout.
25034         (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
25035         Push timevar here.
25036         (rest_of_handle_sched): Break out SMS.  Remove ifs for
25037         flag_schedule_insns and flag_modulo_sched.
25038         (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
25039         collect at the end.
25040         (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
25041         (rest_of_handle_partition_blocks, rest_of_handle_sms,
25042         rest_of_handle_if_after_reload, rest_of_handle_peephole2,
25043         rest_of_handle_mode_switching, rest_of_handle_jump,
25044         rest_of_handle_guess_branch_prob, rest_of_handle_eh,
25045         rest_of_handle_jump2, rest_of_handle_postreload,
25046         rest_of_handle_flow2, rest_of_clean_state,
25047         rest_of_handle_shorten_branches,
25048         rest_of_handle_prologue_epilogue,
25049         rest_of_handle_branch_target_load_optimize): New.
25050         (rest_of_compilation): Call the above.  Remove ggc_collect
25051         calls moved to rest_of_handle_*.
25052         * rtl.h (optimize_save_area_alloca): Do not accept parameters.
25054         * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
25055         * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
25056         * except.h (set_nothrow_function_flags): Update comment.
25057         * function.c (current_function_nothrow): Remove.
25058         * output.h (current_function_nothrow): Remove.
25059         * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
25060         * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
25062 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
25064         PR bootstrap/16326
25065         * reorg.c: Revert 2004-06-30 change.
25066         (find_end_label): If HAVE_epilogue and !HAVE_return,
25067         return 0 instead of creating a label at the end of the insn chain.
25068         (optimize_skip): Account for the failure mode of find_end_label.
25069         (fill_simple_delay_slots): Likewise.
25070         (fill_slots_from_thread): Likewise.
25071         (relax_delay_slots): Likewise.
25073 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
25075         * tree-flow.h (addressable_vars): Declare.
25076         * tree-ssa-alias.c (addressable_vars): Define.
25077         (setup_pointers_and_addressables): Add addressable variables
25078         to addressable_vars.
25079         * tree-ssa-operands.c (get_stmt_operands): Move
25080         handling of ASM_EXPRs ...
25081         (get_asm_expr_operands): ... here.
25082         When the ASM_EXPR clobbers memory, also clobber addressable
25083         variables.
25084         * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
25085         (delete_tree_ssa): Reset addressable_vars.
25087 2004-07-07  Jan Beulich  <jbeulich@novell.com>
25088             Richard Henderson  <rth@redhat.com>
25090         * varasm.c (assemble_variable): Use assemble_zeros for
25091         zero-initialized variables.
25092         (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
25093         for SECCAT_BSS and SECCAT_TBSS.
25095 2004-07-07  Jan Beulich  <jbeulich@novell.com>
25097         * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
25099         * expmed.c (emit_store_flag): Also special-case double-word
25100         (in-)equality comparison against -1.
25102         * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
25103         passing arguments the containers for which are registers.
25105         * calls.c (emit_library_call_value_1): Use mode of function parameter
25106         rather than that of argument since constants have none.
25108 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
25110         Introduce H8SX support.
25111         * expr.c (expand_strcpy): Renamed and moved to...
25112         * builtins.c (expand_movstr): ... here.  Tweak.
25113         (expand_builtin_strcpy): Adjust.  Use movstr if len can't be
25114         computed or has side effects.
25115         (expand_builtin_stpcpy): Likewise.  Use strcpy if return value is
25116         unused, or if mempcpy fails.  Adjust the return value in the
25117         latter case.  Use movstr if everything else fails.
25118         * doc/md.texi (movstr): Document.
25119         (movmemM, clrmemM): Fix explanation of memory block operands.
25120         * config/h8300/h8300.md (stpcpy): Renamed to...
25121         (movstr): ... this.  Adjust.
25122         2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
25123         * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
25124         movmem* and clrstr* to clrmem*.
25125         2004-06-27  Alexandre Oliva  <aoliva@redhat.com>
25126         * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
25127         GENERAL_REGS, always.
25128         (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
25129         getting the stack pointer as addr.
25130         * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
25131         from general_operand_dst.
25132         * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
25133         variant of...
25134         (movmd_internal): ... this.  Add modes to operands.  Disparage `D'
25135         instead of requiring it to match only before reload.
25136         (stpcpy_internal_normal): New, normal-mode variant of...
25137         (stpcpy_internal): ... this.  Add modes to operands.  Disparage
25138         `D' instead of requiring it to match only before reload.
25139         * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
25140         mode argument.
25141         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
25142         * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
25143         h8300_get_index.
25144         * config/h8300/h8300.md (attr type): Add call.
25145         (attr can_delay): If type is call, set it no.
25146         (call, call_value): Set type to call.
25147         2004-06-21  Alexandre Oliva  <aoliva@redhat.com>
25148         * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
25149         2004-06-16  Alexandre Oliva  <aoliva@redhat.com>
25150         * tree.c (get_narrower): Don't narrow integral types into
25151         non-integral types.
25152         * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
25153         frame_size *before* the first use.
25154         * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
25155         on input.
25156         (peephole2): Don't widen instructions that push SP.  Move
25157         decrement of SP to the end of all stm-generating peepholes.
25158         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
25159         * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
25160         and OR to set it to all ones.
25161         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
25162         * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
25163         (call, call_value): Set can_delay to "no".
25164         2003-07-22  Richard Sandiford  <rsandifo@redhat.com>
25165         * config/h8300/h8300.md (extzv): Make subreg check more robust.
25166         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
25167         * config/h8300/h8300.md (*brabit): Remove.
25168         * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
25169         zero_extract.  Use bit_memory_operand as the predicate for
25170         operand 1 and 'WU' as the constraint.  Check the difference
25171         between the base length and the final one when deciding which
25172         type of branch to use.
25173         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
25174         * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
25175         Use convert_move to extend the result for TARGET_H8300SX.  Check
25176         for QImode memory references.  Optimize the case where the
25177         destination is a paradoxical subreg.
25178         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
25179         * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
25180         * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
25181         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
25182         * config/h8300/h8300.md: Include mova.md
25183         (length_table): Add mova and mova_zero.
25184         * config/h8300/h8300.c (print_operand): Handle '%o'.  Print a length
25185         after all constant addresses for '%R', '%X', '%T' and '%S'.
25186         (h8300_mova_length): New function.
25187         (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
25188         * config/h8300/t-h8300 (mova.md): Generate from genmova.sh.  Add to
25189         dependencies for s-config, etc.
25190         * config/h8300/gemova.sh: New file.
25191         * config/h8300/mova.md: Generated.
25192         2003-07-20  Alexandre Oliva  <aoliva@redhat.com>
25193         * config/h8300/h8300.c (h8300_bitfield_length): New.
25194         (nibble_operand): Adjust.
25195         (h8300_binary_length): Handle conditional binary op.
25196         (h8300_insn_length_from_table): Handle bitfield and bitbranch.
25197         * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
25198         P#<X, respectively.  The original P is now IP4>X.  Introduced P#>0
25199         and P#<0, unused so far.  W and Y are now prefixes to multi-letter
25200         constraints.  WU is introduced as a variant of U that requires a
25201         mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
25202         * config/h8300/h8300.md (attr type): Added bitbranch.
25203         (attr length_table): Added bitfield and bitbranch.
25204         (attr length): Compute bitbranch length.
25205         (andqi): Separate pattern for H8300SX.  Use bfld for loading the
25206         least-significant bit of a byte.
25207         (brabit, brabc, brabs): New.
25208         (insv, extzv): Emit bfst and bfld on H8300SX.
25209         (bfld, bfst, seq, sne): New.
25210         (bstzhireg, cmpstz, bstz, bistz): New.
25211         (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
25212         (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
25213         2003-07-11  Richard Sandiford  <rsandifo@redhat.com>
25214         * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
25215         (h8sx_unary_memory_operator): New function.
25216         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
25217         (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
25218         * config/h8300/h8300.md: Add peepholes to combine reloads and
25219         arithmetic insns.
25220         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
25221         * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
25222         (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
25223         (and?i, ior?i, xor?i): Likewise.
25224         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
25225         * config/h8300/h8300.c: Move enums and prototypes to head of file.
25226         Various whitespace fixes.
25227         (h8300_constant_length): New function, split out from...
25228         (h8300_displacement_size): ...here.  Rename h8300_displacement_length.
25229         (h8300_classify_operand): Use IN_RANGE.
25230         (h8300_classify_operand): Use h8300_constant_length.
25231         (h8300_short_move_mem_p): Tighten size check.
25232         (h8sx_mergeable_memrefs_p): Tighten equality check.
25233         2003-06-30  Richard Sandiford  <rsandifo@redhat.com>
25234         * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
25235         for -msx.
25236         * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
25237         * config/h8300/crtn.asm: Likewise.
25238         * config/h8300/lib1funcs.asm: Likewise.  Use 32-bit pointers
25239         if __H8300SX__ is defined.
25240         2003-06-27  Richard Sandiford  <rsandifo@redhat.com>
25241         * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
25242         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
25243         (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
25244         addresses as mode-dependent.
25245         * config/h8300/h8300.c (print_operand_address): Update call to
25246         h8300_get_index.
25247         (h8300_get_index): Take a mode argument.  Rework to fix an
25248         earlier misunderstanding.
25249         2003-06-26  Richard Sandiford  <rsandifo@redhat.com>
25250         * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
25251         into a register if TARGET_H8300SX.
25252         (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
25253         TARGET_H8300SX.  Also disable related define_splits.
25254         (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
25255         2003-06-23  Richard Sandiford  <rsandifo@redhat.com>
25256         * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
25257         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
25258         * config/h8300/h8300.h (OK_FOR_Z): New macro.
25259         (EXTRA_CONSTRAINT_STR): Check it.
25260         * config/h8300/h8300.c (h8300_classify_operand): Accept null
25261         class arguments.
25262         (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
25263         * config/h8300/h8300.md (length_table): Add mov_imm4.
25264         (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
25265         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
25266         * genattrtab.c (write_eligible_delay): Allow candidate_insn to
25267         be a label.
25268         * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
25269         * config/h8300/h8300.c (h8300_reorg): New function.
25270         (TARGET_MACHINE_DEPENDENT_REORG): Define.
25271         * config/h8300/h8300.md (length): Subtract the length of the
25272         delay slot from (pc) when checking the range of forward branches.
25273         (delay_slot, can_delay): New attributes.
25274         (define_delay): Add bra/s handling.
25275         (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
25276         (jump): Add delayed-branch handling.
25277         2003-06-17  Richard Sandiford  <rsandifo@redhat.com>
25278         * expr.c (expand_strcpy): New function.
25279         * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
25280         (expand_builtin_stpcpy): Likewise.
25281         * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
25282         (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
25283         * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
25284         handling to improve register allocation for -fno-omit-frame-pointer.
25285         (h8sx_split_movmd): Delete, moving er6 handling into...
25286         (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
25287         * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
25288         (movmd): Add calls to copy_rtx.
25289         (movmd_internal): In the second alternative, allow the initial and
25290         final destination registers to be different .  Update the splitter
25291         accordingly.  Call h8300_swap_into_er6 and h8300_swap_out_of_er6
25292         instead of h8sx_split_movmd.
25293         (stpcpy, movsd): New expanders.
25294         (movsd_internal): New define_insn.
25295         2003-06-13  Richard Sandiford  <rsandifo@redhat.com>
25296         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
25297         (h8sx_emit_movmd, h8sx_split_movmd): Declare.
25298         * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
25299         and DESTINATION_REGS.
25300         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
25301         (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
25302         (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
25303         (h8300_move_ratio): Declare.
25304         (MOVE_RATIO): Use it.
25305         * config/h8300/h8300.c (h8300_move_ratio): New variable.
25306         (h8300_init_once): Initialize it.
25307         (h8300_reg_class_from_letter): New function.
25308         (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
25309         (h8sx_emit_movmd, h8sx_split_movmd): New functions.
25310         * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
25311         (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
25312         (movstrsi, movmd): New expanders.
25313         (movmd_internal): New insn.
25314         2003-06-06  Richard Sandiford  <rsandifo@redhat.com>
25315         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
25316         2003-06-04  Richard Sandiford  <rsandifo@redhat.com>
25317         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
25318         * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
25319         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
25320         * config/h8300/h8300.c (nibble_operand): Fix warning.
25321         * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
25322         (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
25323         (movsf_h8300h): Disable for TARGET_H8300SX.
25324         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
25325         * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
25326         h8300_stm_parallel and h8300_return_parallel.
25327         * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
25328         h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
25329         h8300_stm_parallel, h8300_return_parallel): New functions.
25330         (h8300_expand_prologue): Don't enforce ldm/stm register alignment
25331         if TARGET_H8300SX.  Use h8300_push_pop.
25332         (h8300_expand_epilogue): Likewise.  Try to merge the return insn
25333         and final pop when generating h8sx code.  Always emit some form
25334         of return insn.
25335         * config/h8300/h8300.md: Don't enforce register alignment in
25336         stm peepholes if TARGET_H8300SX.
25337         (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
25338         (ldm_h8300s_[234], stm_h8300_[234]): Disable.
25339         (epilogue): Expect h8300_expand_epilogue to emit a return insn.
25340         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
25341         * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
25342         (MULTILIB_DIRNAMES): Add a directory for it.
25343         (MULTILIB_MATCHES): Delete.
25344         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
25345         * final.c (walk_alter_subreg): Handle addresses with subregs
25346         inside a ZERO_EXTEND or AND.
25347         * config/h8300/h8300-protos.h (h8300_get_index): Declare.
25348         * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
25349         if TARGET_H8300SX.
25350         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
25351         * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
25352         @(dd,Rn.w) and @(dd,ERn.L).
25353         (h8300_displacement_size): Take the whole address as argument.
25354         (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
25355         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
25356         * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
25357         (h8sx_mergeable_memrefs_p): Declare.
25358         * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
25359         (HAVE_PRE_INCREMENT): Likewise.
25360         (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
25361         addresses for TARGET_H8300SX,
25362         * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
25363         and POST_DEC.
25364         (movb_length_table, movl_length_table): New tables.
25365         (movw_length_table): Define to movb_length_table.
25366         (h8300_displacement_size): New, split out from...
25367         (h8300_classify_address): ...here.  Handle pre/post inc/dec.
25368         (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
25369         (h8300_insn_length_from_table): Add cases for movb, movw and movl.
25370         (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
25371         (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
25372         (compute_plussi_length, compute_plussi_cc): Update accordingly.
25373         (h8sx_unary_shift_operator): Get the mode from the operator.
25374         (binary_shift_operator): Likewise.
25375         * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
25376         a memory reference, check whether the reference is offsettable.
25377         (length_table): Add movb, movw and movl.
25378         (movqi): Add new h8sx pattern.  Don't force one operand to be a
25379         register when generating h8sx code.
25380         (movhi, movsi, movsf): Likewise.
25381         (movstrictqi): Use the length_table attribute.
25382         (movstricthi): Likewise.  Add h8sx alternative for mov.w #xx:3,Rn.
25383         (addqi3): Split into a define_expand and define_insn.  Don't accept
25384         memory operands in the expander.  Use h8300_operands_match_p to
25385         check for matching operands in the define_insn.
25386         (subqi3, negqi2, one_cmplqi2): Likewise.
25387         (add[hs]i3): Don't accept memory operands in the expander.  Likewise
25388         in any patterns that are unused in h8sx code.  In the h8sx patterns,
25389         use h8300_operands_match_p to check whether operands match.
25390         (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
25391         one_cmpl[hs]i3): Likewise.
25392         (andqi3, iorqi3, xorqi3): Likewise.  Don't call fix_bit_operand
25393         in the expander.
25394         2003-05-23  Richard Sandiford  <rsandifo@redhat.com>
25395         * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
25396         (h8300_insn_length_from_table): Add a second parameter.
25397         (output_h8sx_shift): Declare.
25398         * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
25399         (EXTRA_CONSTRAINT): Replace with...
25400         (EXTRA_CONSTRAINT_STR): ...this.  Use OK_FOR_W and OK_FOR_Y.
25401         (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
25402         (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
25403         and h8sx_binary_shift_operator.
25404         * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
25405         for TARGET_H8300SX.
25406         (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
25407         (bit_memory_operand, fix_bit_operand): Likewise.
25408         (h8300_length_table_for_insn): Remove.
25409         (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
25410         instructions.
25411         (h8300_short_immediate_length, h8300_binary_length): New functions.
25412         (h8300_insn_length_from_table): Add an opcodes parameter.  Rework.
25413         (output_plussi): Use sub to add negative constants.
25414         (compute_plussi_length): Adjust accordingly.
25415         (h8sx_single_shift_type): New enum.
25416         (h8sx_single_shift, h8sx_unary_shift_operator,
25417         h8sx_binary_shift_operator, output_h8sx_shift): New functions.
25418         (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
25419         single h8sx instruction.  Return false in this case.
25420         * config/h8300/h8300.md (length_table): Add short_immediate.
25421         (length): Pass the operand array to h8300_insn_length_from_table.
25422         (adjust_length): Assume "no" for insns with a length_table attribute.
25423         (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
25424         (*addhi3_h8300hs): Don't use for h8sx.
25425         (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
25426         and sub.w #xx:3.
25427         (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
25428         1's predicate to nonimmediate_operand.  Only skip default expansion
25429         if expand_a_shift or expand_a_rotate returns true.  Add new patterns
25430         for single h8sx shift instructions.
25431         2003-05-22  Alexandre Oliva  <aoliva@redhat.com>
25432         * config/h8300/h8300.c (nibble_operand): Split out of...
25433         (reg_or_nibble_operand): ... this.
25434         * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
25435         * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
25436         umulhisi3): Introduce expand, and introduce separate insns for
25437         sign- or zero-extended REG and already-extended CONST_INT.
25438         2003-05-20  Richard Sandiford  <rsandifo@redhat.com>
25439         * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
25440         * config/h8300/h8300.md (subqi3): Generalize for h8sx.
25441         (subhi3): Likewise.  Don't accept immediates for operand 1.
25442         Remove the early clobber from second alternative of the h8300s pattern.
25443         (subsi3): Generalize for h8sx.  Force operand 2 into a register
25444         on plain h8300 targets.
25445         (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
25446         (subsi3_h8300h): Generalize for h8sx.
25447         (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
25448         2003-05-19  Alexandre Oliva  <aoliva@redhat.com>
25449         * config/h8300/h8300.c (reg_or_nibble_operand): New.
25450         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
25451         (TARGET_H8300SXMUL): New.
25452         (CONST_OK_FOR_P): New.
25453         (CONST_OK_FOR_LETTER_P): Adjust.
25454         * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
25455         umulhisi3): Accept 4-bit immediate on H8SX.
25456         (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
25457         (udivsi3, divhi3, udivsi3, divsi3): New.
25458         2003-05-19  Richard Sandiford  <rsandifo@redhat.com>
25459         * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
25460         * config/h8300/h8300.h (OK_FOR_Q): New macro.
25461         (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
25462         (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
25463         Add ADDRESSOF to the bit_operand entry.
25464         * config/h8300/h8300.c (h8300_dst_operand): New predicate.
25465         (h8300_src_operand): Likewise.
25466         (bit_operand): Check nonimmediate_operand rather than general_operand.
25467         Accept any nonimmediate_operand in h8sx code.
25468         (h8300_and_costs): Initialize operands[1].
25469         (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
25470         (h8300_operand_class): New enum.
25471         (h8300_length_table): New typedef.
25472         (addb_length_table, addw_length_table, addl_length_table,
25473         logicl_length_table): New tables.
25474         (logicb_length_table, logicw_length_table): New macros.
25475         (h8300_classify_operand, h8300_length_from_table,
25476         h8300_length_table_for_insn, h8300_unary_length,
25477         h8300_insn_length_from_table): New functions.
25478         (output_plussi): Only use adds and subs for register destinations.
25479         Disable redundant clause.
25480         (compute_plussi_cc): Likewise.
25481         (compute_plussi_length): Likewise.  Use h8300_length_from_table
25482         to work out the length of an insn.
25483         (output_logical_op): Only use narrower immediate instructions
25484         if the destination is a register.
25485         (compute_logical_op_cc): Likewise.
25486         (compute_logical_op_length): Likewise.  Use h8300_length_from_table.
25487         (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
25488         * config/h8300/h8300.md (length_table): New attribute.
25489         (length): When an instruction has a length_table attribute, use
25490         h8300_insn_length_from_table to calculate its default length.
25491         (cmpqi): Use h8300_dst_operand for the first operand and
25492         h8300_src_operand for the second.
25493         (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
25494         negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
25495         addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
25496         iorsi3, xorhi3, xorsi3): Likewise.
25497         (andqi3): Use h8300_src_operand for operand 2.  Adjust the condition
25498         so that it allows any combination of operands for TARGET_H8300SX.
25499         (iorqi3, xorqi3): Likewise.
25500         (cmpqi): Use the length_table attribute.
25501         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
25502         xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
25503         (cmpqi): Add 'Q' constraint.
25504         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
25505         iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
25506         2003-05-14  Richard Sandiford  <rsandifo@redhat.com>
25507         * config/h8300/h8300.h (MASK_H8300SX): New macro.
25508         (TARGET_H8300S): True for both -ms and -msx.
25509         (TARGET_H8300SX): New macro.
25510         (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
25511         * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
25512         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
25513         * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
25514         [Temporary change.]
25515         2003-02-28  Alexandre Oliva  <aoliva@redhat.com>
25516         * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
25517         16-bit pointers and 32-bit ints.
25518         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
25519         CONST_DOUBLE with mode no wider than SImode.
25520         * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
25521         output operand.
25522         2003-02-27  Alexandre Oliva  <aoliva@redhat.com>
25523         * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
25524         or SUBREG thereof.
25525         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
25526         2003-02-22  Alexandre Oliva  <aoliva@redhat.com>
25527         * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
25529 2004-05-28  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
25531         * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
25533 2004-07-07  Per Bothner  <per@bothner.com>
25535         * flow.c (attempt_auto_inc):  Remove now-redundant PUT_CODE.
25537 2004-07-07  Mike Stump  <mrs@apple.com>
25539         * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
25540         * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
25541         (machopic_finish): Likewise.
25543 2004-07-07  Richard Henderson  <rth@redhat.com>
25545         * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
25546         through any value-preserving cast.
25548 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
25550         * function.c (assign_parm_find_data_types): Call
25551         FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
25553 2004-07-07  Steven Bosscher  <stevenb@suse.de>
25555         * tree-cfg.c (group_case_labels): Remove case labels that have
25556         the same target as the default case.
25558 2004-07-07  Steven Bosscher  <stevenb@suse.de>
25560         * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
25561         regardless of DECL_LANG_SPECIFIC being present or not.
25562         * tree.h (DECL_NUM_STMTS): Purge.
25564 2004-07-07  Andrew Pinski  <apinski@apple.com>
25566         * configure: Regenerate with the right autoconf.
25568 2004-07-07  David Edelsohn  <edelsohn@gnu.org>
25570         * ifcvt.c (total_bb_rtx_cost): New function.
25571         (find_if_case_1): Compare rtx_cost of basic block to cost of
25572         BRANCH_COST insns.
25573         (find_if_case_2): Same.
25575 2004-07-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
25577         PR target/10567
25578         * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
25579         (output_return): Likewise.
25580         (output_sibcall): Abort if !flag_delayed_branch.
25581         (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
25582         (emit_and_preserve): New function.
25583         (sparc_output_mi_thunk): Use it.  Honor flag_delayed_branch.  Emit an
25584         indirect jump to the thunked-to function if !flag_delayed_branch.
25585         * config/sparc/sparc.md (delayed_branch): New attribute.
25586         (load_pcrel_sym): Honor flag_delayed_branch.  Use above
25587         attribute to compute the length of the insn.
25588         (goto_handler_and_restore): Likewise.
25590 2004-07-07  Andrew Pinski  <apinski@apple.com>
25592         PR tree-optimization/15777
25593         * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
25595         * expr.c (expand_expr_real_1): Fix formating.
25596         BUFFER_REF and IN_EXPR are dead.
25597         * fold-const.c (non_lvalue): BUFFER_REF is dead.
25598         * tree-inline.c (estimate_num_insns_1): Likewise.
25599         * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
25600         IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
25601         * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
25603 2004-07-07  H.J. Lu  <hongjiu.lu@intel.com>
25605         * collect2.c (dump_file): Don't call cplus_demangle if
25606         HAVE_LD_DEMANGLE is defined.
25607         (main): Pass "--demangle" to ld if no_demangle is not 0 and
25608         HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
25609         if HAVE_LD_DEMANGLE is defined.
25611         * configure.ac (--with-demangler-in-ld): Added
25612         (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
25613         --with-demangler-in-ld is used.
25614         * config.in: Regenerated.
25615         * configure: Likewise.
25617 2004-07-07  Roger Sayle  <roger@eyesopen.com>
25619         * config/rs6000/rs6000.c (struct processor_costs): Add new fields
25620         for simple floating point operations "fp", double precision
25621         multiplication "dmul", and single and double precision division
25622         "sdiv" and "ddiv".  Update all CPU variant tables as appropriate.
25623         (ppc630_cost): New table split from ppc620_cost, to distinguish
25624         differences in floating point latencies.
25625         (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
25626         (rs6000_rtx_costs): Add support for single and double precision
25627         floating point addition, subtraction, multiplication, division,
25628         fused-multiply-add, fused-multiply-sub, negation, absolute value
25629         and negative absolute value.  Tweak MEM case to use prefered idiom.
25631 2004-07-07  Richard Henderson  <rth@redhat.com>
25633         * tree-flow-inline.h (may_propagate_copy): Move...
25634         * tree-ssa-copy.c (may_propagate_copy): ... here.  Fail if we
25635         attempt to copy between types requiring conversion.
25636         * tree-flow.h (may_propagate_copy): Update decl.
25637         * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
25639 2004-07-07  Jakub Jelinek  <jakub@redhat.com>
25641         * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
25642         from -mtune= option.
25644 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
25646         * builtins.c: Rename movstr*, except for movstrict*, to
25647         movmem* and clrstr* to clrmem*.
25648         * expr.c: Likewise.
25649         * expr.h: Likewise.
25650         * genopinit.c: Likewise.
25651         * integrate.c: Likewise.
25652         * local-alloc.c: Likewise.
25653         * optabs.c: Likewise.
25654         * optabs.h: Likewise.
25655         * config/alpha/alpha.h: Likewise.
25656         * config/alpha/alpha.md: Likewise.
25657         * config/arm/arm-protos.h: Likewise.
25658         * config/arm/arm.c: Likewise.
25659         * config/arm/arm.md: Likewise.
25660         * config/avr/avr.md: Likewise.
25661         * config/c4x/c4x.c: Likewise.
25662         * config/c4x/c4x.md: Likewise.
25663         * config/frv/frv.md: Likewise.
25664         * config/i386/i386-protos.h: Likewise.
25665         * config/i386/i386.c: Likewise.
25666         * config/i386/i386.h: Likewise.
25667         * config/i386/i386.md: Likewise.
25668         * config/i860/i860.c: Likewise.
25669         * config/i860/i860.md: Likewise.
25670         * config/ip2k/ip2k.md: Likewise.
25671         * config/ip2k/libgcc.S: Likewise.
25672         * config/ip2k/t-ip2k: Likewise.
25673         * config/m32r/m32r.c: Likewise.
25674         * config/m32r/m32r.md: Likewise.
25675         * config/mcore/mcore.md: Likewise.
25676         * config/mips/mips.c: Likewise.
25677         * config/mips/mips.md: Likewise.
25678         * config/ns32k/ns32k.c: Likewise.
25679         * config/ns32k/ns32k.h: Likewise.
25680         * config/ns32k/ns32k.md: Likewise.
25681         * config/pa/pa.c: Likewise.
25682         * config/pa/pa.md: Likewise.
25683         * config/pdp11/pdp11.h: Likewise.
25684         * config/pdp11/pdp11.md: Likewise.
25685         * config/rs6000/rs6000.c: Likewise.
25686         * config/rs6000/rs6000.md: Likewise.
25687         * config/s390/s390-protos.h: Likewise.
25688         * config/s390/s390.c: Likewise.
25689         * config/s390/s390.md: Likewise.
25690         * config/sh/lib1funcs.asm: Likewise.
25691         * config/sh/sh.c: Likewise.
25692         * config/sh/sh.md: Likewise.
25693         * config/sh/t-sh: Likewise.
25694         * config/sparc/sparc.h: Likewise.
25695         * config/vax/vax.md: Likewise.
25696         * config/xtensa/xtensa.c: Likewise.
25697         * config/xtensa/xtensa.md: Likewise.
25698         * doc/invoke.texi: Likewise.
25699         * doc/md.texi: Likewise.
25700         * doc/rtl.texi: Likewise.
25702 2004-07-07  Richard Sandiford  <rsandifo@redhat.com>
25704         PR target/16407
25705         * config/mips/mips-protos.h (mips_declare_common_object): Declare.
25706         * config/mips/mips.c (mips_declare_common_object): New function,
25707         mostly split out from...
25708         (mips_output_aligned_decl_common): ...here.
25709         * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
25710         (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
25711         * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
25712         rather than ASM_OUTPUT_LOCAL.  Call mips_declare_common_object.
25714 2004-07-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
25716         PR c/16392
25717         * function.c (assign_parms): Fix typo from previous change.
25719 2004-07-07  Jason Merrill  <jason@redhat.com>
25721         PR c++/15815
25722         * doc/extend.texi (C++ Interface): Correct information and
25723         discourage use.
25725 2004-07-07  Vladimir Makarov  <vmakarov@redhat.com>
25727         PR target/16130
25728         PR target/16142
25729         PR target/16143
25730         * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
25731         insn.
25733 2004-07-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
25735         PR target/1679.
25736         * config/m32r/m32r.c (m32r_function_symbol): New function:
25737         Generate a symbol name RTX with the correct m32r specific flags
25738         set.
25739         (block_move_call): Use new function to generate correct symbol.
25740         * config/m32r/m32r-protos.h: Add prototype for new funcion.
25741         * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
25742         function.
25744 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
25746         * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
25747         TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
25748         TYPE_BINFO_BASETYPE): Remove.
25749         (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
25750         to ...
25751         (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
25752         here.
25753         (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
25754         (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
25755         (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
25756         (struct tree_binfo): Rename base_types to base_binfos.
25757         * alias.c (record_component_aliases): Adjust BINFO macros.
25758         * dbxout.c (dbxout_type): Likewise.
25759         * dwarf2out.c (gen_member_die): Likewise.
25760         * sdbout.c (sdbout_one_type): Likewise.
25761         * tree-dump.c (deque_and_dump): Likewise.
25762         * config/i386/i386.c (classify_argument,
25763         contains_128bit_aligned_vector_p): Likewise.
25765 2004-07-07  Nick Clifton  <nickc@redhat.com>
25767         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
25768         arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
25770 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
25772         * vec.h: Fix the example use.
25774 2004-07-06  Richard Henderson  <rth@redhat.com>
25776         * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
25777         * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
25778         * tree-inline.c (copy_body_r, setup_one_parameter,
25779         initialize_inlined_parameters, expand_call_inline,
25780         declare_inline_vars): Don't check it.
25781         (expand_calls_inline): Remove old version, rename new version
25782         from gimple_expand_calls_inline.
25783         * tree-optimize.c (execute_gimple): Remove.
25784         (pass_gimple): Don't run anything.
25786 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
25788         * doc/sourcebuild.texi: Use semicolons instead of commas in
25789         section title.
25791 2004-07-06  Richard Henderson  <rth@redhat.com>
25793         * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
25794         (sra_walk_modify_expr, scan_init): Likewise.
25795         (generate_element_zero): Check visited before scanning children.
25796         (generate_element_init): Set visited on error.
25797         (scalarize_init): Handle generate_element_init failure similar
25798         to use_block_copy.
25800 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
25802         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
25803         (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
25805 2004-07-06  Richard Henderson  <rth@redhat.com>
25807         * config/i386/i386.c (legitimize_pic_address): Make static.
25808         (legitimize_address): Handle CONST with TLS operand.
25809         (ix86_expand_move): Don't call legitimize_pic_address directly.
25810         * config/i386/i386-protos.h (legitimize_pic_address): Remove.
25812 2004-07-06  Roger Sayle  <roger@eyesopen.com>
25814         * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
25815         (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
25816         (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
25817         is currently executed unconditionally, i.e. not in "else_bb".
25819 2004-07-06  Steven Bosscher  <stevenb@suse.de>
25821         * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
25822         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25823         * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
25824         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25825         * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
25826         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25827         * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
25828         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25829         * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
25830         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25831         * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
25832         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25833         * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
25834         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25835         * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
25836         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25838 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
25840         * dojump.c (do_jump): REFERENCE_EXPR is dead.
25841         * expr.c (expand_expr_real_1): Ditto.
25842         * tree-inline.c (estimate_num_insns_1): Ditto.
25843         * tree-pretty-print.c (dump_generic_node): Ditto.
25844         (op_symbol): Ditto.
25845         * tree.def: Ditto.
25847 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
25849         * tree-ssa-pre.c (reference_node_pool): New pool.
25850         (find_or_generate_expression): Class 'r' is okay too.
25851         (create_value_expr_from): Ditto.
25852         (add_to_sets): LHS should not include vuses.
25853         (eliminate): Ditto.
25854         (compute_avail): Reverse ordering of tests.
25855         Valuize INDIRECT_REF as well.
25857 2004-07-06  Richard Sandiford  <rsandifo@redhat.com>
25859         PR rtl-optimization/16380
25860         * loop.c (check_dbra_loop): Sink comparison instructions if they
25861         do something other than set cc0.
25863 2004-07-06  James E Wilson  <wilson@specifixinc.com>
25865         * doc/interface.texi (longjmp and automatic variables): Delete
25866         paragraph recommending taking the address of a variable.
25868 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
25870         * vec.h (VEC_embedded_alloc): Remove.
25871         (VEC_embedded_size, VEC_embedded_init): New.
25872         (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
25873         MEM_STAT_INFO.
25874         (VEC_truncate): New.
25875         (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
25876         (vec_embedded_alloc): Remove.
25877         * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
25878         (vec_embedded_alloc): Remove.
25880 2004-07-06  Mark Mitchell  <mark@codesourcery.com>
25882         * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
25883         (gt-langhooks.h): Remove.
25885 2004-07-06  George Helffrich <george@gly.bris.ac.uk>
25887         * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
25889 2004-07-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
25891         * config/sparc/sparc.c (get_pc_symbol): Rename into
25892         add_pc_to_pic_symbol.
25893         (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
25894         (load_pic_register): Account for previous changes.
25895         Use reg_names.  Don't create the label twice.
25896         * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
25897         UNSPEC_LOAD_PCREL_SYM.
25898         (get_pc): Rename into load_pcrel_sym.  Add predicate to
25899         operands.  Remove condition.
25901 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
25903         * dbxout.c (dbxout_type): Don't test whether the binfo slot of
25904         RECORD, UNION & QUAL_UNION is actually a binfo.
25906         * tree.h (TREE_VIA_VIRTUAL): Rename to ...
25907         (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
25908         (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
25909         * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
25910         * dwarf2out.c (add_data_member_location_attribute): Likewise.
25911         (gen_inheritance_die): Likewise.
25912         * tree-dump.c (deque_and_dump): Likewise.
25913         * doc/c-tree.texi (Binfos): Add under reconstruction note.
25915 2004-07-06  Steven Bosscher  <stevenb@suse.de>
25917         * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
25918         Define.
25919         * config/mcore/mcore.md: Model memory latency with a simple DFA
25920         pipeline description instead of a define_function_unit.
25922 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
25924         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
25925         * langhooks.h (var_mod_type_p): Likewise.
25926         * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
25927         * expr.c (count_type_elements): Properly handle return from
25928         array_type_nelts and properly test for overflow.
25929         * gimplify.c (gimplify_init_constructor): Properly handle return
25930         from array_type_nelts.
25931         (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
25932         * integrate.c (copy_decl_for_inlining): Correct comments.
25933         * tree-inline.c (remap_decl): Update comments, remove dead code,
25934         and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
25935         (remap_type): Only remap if variably modified by vars in function
25936         being inlined.
25937         (copy_body_r): Use compatible_type langhooks to see when can fold.
25938         (setup_one_parameter): Don't remap type.
25939         (inline_forbidden_p_1): Add arg to variably_modified_type_p.
25940         * tree.c (recompute_tree_invarant_for_addr_expr): Properly
25941         compute TREE_INVARIANT for decl case.
25942         (find_var_from_fn): New function.
25943         (variably_modified_type_p): Add arg and call new function.
25944         * tree.h (variably_modified_type_p): Add extra arg.
25946 2004-07-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
25948         * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
25949         (goto_handler_and_restore_v9): Delete disabled insn.
25950         (goto_handler_and_restore_v9_sp64): Likewise.
25952 2004-07-05  Roger Sayle  <roger@eyesopen.com>
25954         * calls.c (load_register_parameters): Call expand_shift instead
25955         of expand_binop with ashl_optab (or other shift optab) directly.
25956         * expr.c (emit_group_load, emit_group_store): Likewise.
25957         * function.c (assign_parm_setup_block): Likewise.
25958         * stmt.c (shift_return_value): Likewise.
25960 2004-07-05  Jakub Jelinek  <jakub@redhat.com>
25962         * expr.c (expand_assignment): Disable the bitfield += optimizations.
25964 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
25966         * doc/sourcebuild.texi: Revert previous patch.
25968 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
25970         * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
25971         TARGET_MEM_FUNCTIONS.
25972         * system.h: Poison TARGET_MEM_FUNCTIONS.
25973         * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
25974         bcmp_libfunc, bzero_libfunc): Remove.
25975         * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
25976         bzero_libfunc.
25977         * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
25978         * doc/standards.texi: Don't mention calling BSD string functions.
25979         * doc/invoke.texi: Likewise.  Mention that memmove may be called.
25980         * config/vax/t-memfuncs: New.
25981         * config/memcmp.c, config/memcpy.c, config/memmove.c,
25982         config/memset.c: New.
25983         * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
25984         * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
25985         vax/t-memfuncs.
25986         * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
25987         config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
25988         config/elfos.h, config/gnu.h, config/h8300/h8300.h,
25989         config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
25990         config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
25991         config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
25992         config/netbsd.h, config/openbsd.h, config/pa/pa.h,
25993         config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
25994         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
25995         config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
25997 2004-07-05  Richard Henderson  <rth@redhat.com>
25999         * function.c (assign_parm_setup_reg): Properly rename variables in
26000         FUNCTION_ARG_CALLEE_COPIES section.
26002 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
26004         * tree-mudflap.c: Include cgraph.h.
26005         (mf_init_extern_trees): Rename to mudflap_init.  Export.
26006         Rewrite to create synthetic declarations instead of looking
26007         up declarations from mf-runtime.h.
26008         (mf_make_builtin, mf_make_cache_struct_type): New functions.
26009         (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
26010         Correct commentary.
26011         (execute_mudflap_function_decls, mudflap_register_call):
26012         Don't call mf_init_extern_trees.
26013         (mudflap_finish_file): Use cgraph_build_static_cdtor.
26015         * tree-mudflap.h: Update prototypes.
26016         * c-mudflap.c: Delete file.
26017         * c-common.c: Include tree-mudflap.h.
26018         (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
26019         * Makefile.in: Remove all references to c-mudflap.o.
26020         Update dependencies.
26022 2004-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
26024         * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
26025         displacements with the spatial-locality cache-control completer.
26027 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
26029         * langhooks.c: Don't include gt-langhooks.h.
26030         (var_labelno): Delete.
26031         (lhd_set_decl_assembler_name): Do not append a distinguishing
26032         number to file-scope internal-linkage declarations for the first
26033         input file, even if they have DECL_CONTEXT set.  Use DECL_UID of
26034         the declaration itself (if at block scope), or its containing
26035         TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
26036         number.
26038         * opts.c (cur_in_fname): New global.
26039         * opts.h: Declare it.
26040         * tree.c: Include opts.h.
26041         (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
26042         DECL_UID equal to cur_in_fname.
26043         (copy_node_stat): Do not change DECL_UID when copying a
26044         TRANSLATION_UNIT_DECL.
26045         (build_common_tree_nodes): Adjust next_decl_uid to reserve the
26046         range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
26048         * c-decl.c (c_static_assembler_name): Delete.
26049         * c-tree.h (c_static_assembler_name): Delete prototype.
26050         * c-lang.c, objc/objc-lang.c: Don't override
26051         LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
26053         * Makefile.in (tree.o): Update dependencies.
26054         (GTFILES): Remove langhooks.c.
26056 2004-07-05  Roger Sayle  <roger@eyesopen.com>
26058         * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
26059         by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
26060         Normalize "X % C" as "X % -C" for signed modulus and negative C.
26061         Optimize "X % -Y" as "X % Y" for signed modulus.
26062         <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
26063         into "((unsigned) X % Y) == 0".
26065 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
26067         * sourcebuild.texi (Config Fragments): Use @comma{} in
26068         cross-reference to section title.
26070 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
26072         * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
26073         * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
26074         (gimplify_target_expr, gimplify_expr): Likewise.
26075         (copy_if_shared_r): No longer need special case for BIND_EXPR.
26076         (unshare_body, unvisit_body): Only look at nested if BODY_P is
26077         whole function.
26078         (gimplify_compound_lval): See if we can strip any useless conversion.
26079         (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
26080         from RHS, not LHS.
26081         (gimplify_modify_expr_to_memset): Likewise.
26082         (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
26083         * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
26084         (declare_inline_vars): Likewise.
26085         (walk_type_fields): New function.
26086         (walk_tree): Use it.
26087         * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
26089         * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
26090         (sra_walk_modify_expr): Allow init function to fail.
26091         (scan_init): Now returns bool.
26092         (generate_element_init): If can't understand INIT, return false.
26093         (scalarize_init): Return false if generate_element_init does.
26095         * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
26096         print bounds.
26098         * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
26099         bounds if bounds aren't constant.
26101         * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
26103         * function.c, langhooks-def.h, langhooks.h: Move max_size hook
26104         to type hooks; remove bogus PARAMS.
26106 2004-07-05  Nathan Sidwell  <nathan@codesourcery.com>
26108         * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
26109         * dwarf2out.c (add_data_member_location_attribute): Check for
26110         TREE_BINFO.
26111         * tree.c (tree_node_kinds): Add "binfos".
26112         (binfo_lang_slots): New.
26113         (make_node_stat): Add TREE_BINFO.
26114         (make_tree_binfo_stat): New.
26115         (tree_node_structure): Add TREE_BINFO.
26116         * tree.def (TREE_BINFO): New.
26117         * tree.h (REC_OR_UNION_CHECK): Rename to ...
26118         (RECORD_OR_UNION_CHECK): ... here.
26119         (NOT_RECORD_OR_UNION_CHECK): New.
26120         (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
26121         (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
26122         RECORD_OR_UNION_CHECK.
26123         (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
26124         (TYPE_LANG_SLOT_1): New.
26125         (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
26126         BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
26127         BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
26128         (BINFO_ELTS): Remove.
26129         (BINFO_LANG_SLOT): New.
26130         (struct tree_binfo): New.
26131         (binfo_lang_slots): Declare.
26132         (enum tree_node_structure_enum): Add TS_BINFO.
26133         (union tree_node): Add binfo.
26134         (make_tree_binfo_stat): Declare.
26135         (make_tree_binfo): New.
26136         (enum tree_node_kind): Add binfo_kind.
26138         * objc/objc-act.c (start_class, objc_declare_protocols,
26139         start_protocols): Use TYPE_LANG_SLOT_1.
26140         * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
26141         to ...
26142         (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
26143         (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
26144         CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
26145         PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
26147 2004-07-05  Steven Bosscher  <stevenb@suse.de>
26149         * rtl.h (struct rtx_def): Remove the integrated flag.
26150         Use the return_val flag for MEM_SCALAR_P.
26151         Reshuffle and update flags in CLEAR_RTX_FLAGS.
26153 2004-07-05  Richard Sandiford  <rsandifo@redhat.com>
26155         PR target/16357
26156         * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
26157         to mips_expand_unaligned_load, mips_expand_unaligned_store, and
26158         move_by_pieces.
26160 2004-07-05  Josef Zlomek  <zlomekj@suse.cz>
26162         * var-tracking.c: Fix some comments.
26163         (frame_stack_adjust): New.
26164         (vt_stack_adjustments): Init stack_adjust of entry block to
26165         minus stack adjustment of function prologue.
26166         (adjust_stack_reference): Do not adjust if adjustment == 0.
26167         (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
26168         (emit_notes_in_bb): Likewise.
26169         (vt_add_function_parameters): Do not adjust locations of
26170         function arguments.
26171         (vt_initialize): Compute the stack adjustment of function
26172         prologue and offset the initial "location" of frame_base_decl
26173         from the stack pointer after prologue.
26175 2004-07-04  Richard Henderson  <rth@redhat.com>
26177         * function.c (struct assign_parm_data_all): New.
26178         (struct assign_parm_data_one): New.
26179         (assign_parms_initialize_all, assign_parms_augmented_arg_list,
26180         assign_parm_find_data_types, assign_parms_setup_varargs,
26181         assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
26182         assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
26183         assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
26184         assign_parm_setup_block, assign_parm_setup_reg,
26185         assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
26186         (assign_parms): ... here.
26188 2004-07-04  Daniel Berlin  <dberlin@dberlin.org>
26190         * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
26191         now are bitmap_set_t's.
26192         (bitmap_insert_into_set): No point in inserting the value if
26193         it's invariant.
26194         (bitmap_set_contains): New function.
26195         (bitmap_set_replace_value): Add comment on why we do it
26196         this way.
26197         (set_contains): Removed.
26198         (bitmap_set_subtract_from_value_set): New name of
26199         set_subtract now that it's arguments are two different
26200         types of sets.
26201         Update callers.
26202         (bitmap_find_leader): Change algorithm used.
26203         (find_or_generate_expression): Update use of functions for new
26204         bitmap sets.
26205         (create_expression_by_pieces): Ditto.
26206         (insert_aux): Ditto.
26207         (insert): Ditto.
26208         (add_to_sets): Ditto.
26209         (init_pre): Ditto.
26210         (execute_pre): Ditto.
26211         (compute_avail): Ditto.
26212         Also ignore virtual phis.
26214 2004-07-04  Richard Sandiford  <rsandifo@redhat.com>
26216         * combine.c (simplify_comparison): Fix comment typo.
26218 2004-07-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
26220         * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
26221         into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
26222         (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
26223         (output_restore): Change parameter from 'insn' to 'pat'.
26224         (output_return): Adjust call to output_restore.
26225         (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
26226         Adjust call to output_restore.
26228 2004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
26230         * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
26231         and assert system is bsd.
26233 2004-07-04  Richard Sandiford  <rsandifo@redhat.com>
26235         * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
26236         (TARGET_SWITCHES): Remove -mdebugc.
26237         * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
26238         (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
26239         (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
26240         (sle_[sd]i_reg): Delete.
26242 2004-07-04  Steven Bosscher  <stevenb@suse.de>
26244         * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
26245         Define.
26246         * config/iq2000/iq2000.md: Translate old pipeline description to an
26247         equivalent new one.
26249 2004-07-04  Roger Sayle  <roger@eyesopen.com>
26251         * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
26252         Ensure the replacement rhs is valid gimple before performing
26253         the substitution.  Return false if these sanity checks fail.
26254         (fold_stmt): Only set changed to true, if set_rhs returns true.
26255         (execute_fold_all_builtins): Only call modify_stmt if set_rhs
26256         succeeds.
26258 2004-07-04  Richard Henderson  <rth@redhat.com>
26260         PR c/16348
26261         * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
26263 2004-07-04  Mark Mitchell  <mark@codesourcery.com>
26265         * configure.ac (ranlib_flags): New variable.
26266         * Makefile.in (RANLIB_FLAGS): New variable.
26267         (libbackend.a): Use it.
26268         * configure: Regenerated.
26270 2004-07-04  Roger Sayle  <roger@eyesopen.com>
26272         * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
26273         a "sign mask" instead of using ashr_optab directly.
26275 2004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
26277         * doc/cpp.texi: Don't document what we do for ill-formed expressions.
26278         * doc/cppopts.texi: Clarify processing of command-line defines.
26280 2004-07-04  Gerald Pfeifer  <gerald@pfeifer.com>
26282         * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
26284 2004-07-04  Richard Henderson  <rth@redhat.com>
26286         * rtl.def (ADDRESSOF): Remove.
26287         * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
26288         (find_base_term, memrefs_conflict_p): Likewise.
26289         * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
26290         (fold_rtx, cse_insn, set_live_p): Likewise.
26291         * dwarf2out.c (mem_loc_descriptor): Likewise.
26292         (add_location_or_const_value_attribute): Likewise.
26293         * emit-rtl.c (copy_insn_1): Likewise.
26294         * explow.c (memory_address): Likewise.
26295         * expmed.c (store_split_bit_field): Likewise.
26296         * expr.c (expand_expr_real_1): Likewise.
26297         * function.c (instantiate_decl
26298         (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
26299         * genrecog.c (preds, validate_pattern): Likewise.
26300         * integrate.c (copy_rtx_and_substitute): Likewise.
26301         * recog.c (general_operand, register_operand): Likewise.
26302         (memory_address_p): Likwise.
26303         * reload1.c (eliminate_regs, elimination_effects): Likewise.
26304         * rtl.c (copy_rtx): Likewise.
26305         * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
26306         (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
26307         * rtlhooks.c (gen_lowpart_general): Likewise.
26308         * stmt.c (expand_asm_operands): Likewise.
26309         * web.c (entry_register, replace_ref, web_main): Likewise.
26310         * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
26311         alpha_expand_block_move, alpha_expand_block_clear): Likewise.
26312         * config/arm/arm.c (thumb_rtx_costs): Likewise.
26313         * config/c4x/c4x.c (c4x_valid_operands): Likewise.
26314         * config/frv/frv.c (move_destination_operand, move_source_operand,
26315         condexec_dest_operand, condexec_source_operand,
26316         condexec_memory_operand): Likewise.
26317         * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
26318         * config/ia64/ia64.c (general_xfmode_operand): Likewise.
26319         (destination_xfmode_operand): Likewise.
26320         * config/mips/mips.h (PREDICATE_CODES): Likewise.
26321         * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
26322         * config/s390/s390.c (general_s_operand): Likewise.
26323         * config/s390/s390.md (mov*): Likewise.
26324         * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
26326         * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
26327         * expr.c (expand_expr_real_1): Likewise.
26328         * stmt.c (expand_decl): Likewise.
26329         * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26331         * function.c (struct fixup_replacement, struct insns_for_mem_entry,
26332         postponed_insns, put_var_into_stack, put_reg_into_stack,
26333         schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
26334         fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
26335         fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
26336         walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
26337         gen_mem_addressof, flush_addressof, put_addressof_into_stack,
26338         purge_bitfield_addressof_replacements, purge_addressof_replacements,
26339         purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
26340         struct insns_for_mem_walk_info, insns_for_mem_walk,
26341         compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
26342         setjmp_protect_args): Remove.
26343         (push_function_context_to): Don't handle var_refs_queue.
26344         (pop_function_context_from, free_after_compilation): Likewise.
26345         (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
26346         (assign_parms, allocate_struct_function): Likewise.
26347         (use_register_for_decl): New.
26348         (expand_function_end): Don't setjmp_protect.
26349         * function.h (struct emit_status): Update commentary.
26350         (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
26351         (max_parm_reg, parm_reg_stack_loc): Remove.
26352         * passes.c (DFI_addressof): Remove.
26353         (dump_file_info): Remove addressof.
26354         (rest_of_handle_addressof): Remove.
26355         (rest_of_compilation): Don't call it.
26356         * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
26357         * stmt.c (expand_decl): Use use_register_for_decl.
26358         * tree.h: Update decls.
26359         * web.c (mark_addressof): Remove.
26360         * doc/invoke.texi (-dF): Remove.
26362 2004-07-03  Richard Henderson  <rth@redhat.com>
26364         * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
26365         instead of gen_mem_addressof.
26366         * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
26367         TImode output register.
26369 2004-07-03  Richard Henderson  <rth@redhat.com>
26371         PR tree-optimization/16341
26372         * tree-sra.c (sra_walk_function): Increment to next stmt before
26373         processing the current stmt.
26374         (sra_insert_after): Always use BSI_SAME_STMT.
26376 2004-07-03  Richard Henderson  <rth@redhat.com>
26378         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
26379         fp plus with minus.
26381 2004-07-03  Joseph S. Myers  <jsm@polyomino.org.uk>
26383         * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
26384         with tree_int_cst_equal.
26386 2004-07-03  Andreas Schwab  <schwab@suse.de>
26388         * config/ia64/ia64.md: Define new attribute "empty".
26389         (prologue_use, nop_x, insn_group_barrier): Set it.
26391         * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
26392         skip over "empty" insns.
26394 2004-07-03  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
26396         * tree-inline.c (initialize_inlined_parameters): Pass proper function
26397         context to gimplify_body.
26398         (walk_tree): Don't walk into types twice.
26399         (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
26401         * tree-sra.c (generate_element_init): Remove any useless conversions.
26403         * gimplify.c (gimplify_conversion): Remove stripping useless
26404         conversions from here.
26405         (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
26406         (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
26407         Unshare before substituting PLACEHOLDER_EXPR.
26408         (gimplify_modify_expr_to_memset): Likewise.
26409         Pass address of TO to memset, not TO itself.
26410         (gimplify_init_constructor): Make copy of OBJECT so we have it each
26411         time we make an expression (to match a PLACEHOLDER_EXPR).
26413         * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
26414         VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
26415         * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
26416         * tree-ssa-dom.c (local_fold): Likewise.
26418         * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
26419         * langhooks.h (strct lang_hooks): New field type_max_size.
26420         * function.c (assign_temp): Call it.
26422 2004-07-03  Steven Bosscher  <stevenb@suse.de>
26424         * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
26425         * config/sh/sh.md: Convert the SH1 pipeline description to
26426         a DFA model.
26428 2004-07-02  Zack Weinberg  <zack@codesourcery.com>
26430         * c-decl.c (struct c_binding): Remove contour field; add
26431         depth, invisible, nested fields.
26432         (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
26433         (B_IN_EXTERNAL_SCOPE): New convenience macros.
26434         (bind): Add invisible and nested arguments. Initialize
26435         new fields of struct c_binding; adjust loop scanning for
26436         insertion point.
26437         (free_binding_and_advance): Clear structure with memset.
26438         (pop_scope): Adjust to match.  Set DECL_CONTEXT on everything
26439         in file scope, even if it's in external scope too.
26440         (pushdecl): Adjust to match.  Create invisible file-scope
26441         declarations for block-scope forward declarations of static functions.
26442         (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
26443         (undeclared_variable, lookup_label, declare_label, define_label)
26444         (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
26445         (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
26446         (store_parm_decls_oldstyle): Adjust to match.
26447         (diagnose_mismatched_decls): Correct handling of linkage clashes.
26448         (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
26450         * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
26451         (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
26453 2004-07-02  Richard Henderson  <rth@redhat.com>
26455         * c-decl.c (grokdeclarator): Don't frob current_function_decl
26456         around variable_size.
26457         (set_decl_nonlocal): Remove.
26458         (store_parm_decls): Add stmts for pending sizes.
26459         * calls.c (calls_function, calls_function_1): Remove.
26460         (precompute_arguments): Don't call it.
26461         * cfgexpand.c (set_save_expr_context): Remove.
26462         (tree_expand_cfg): Don't call it.
26463         * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
26464         (dwarf2out_finish): Likewise.
26465         * expr.c (emit_block_move): Adjust addresses to BLKmode.
26466         (store_constructor): Don't pre-evaluate SAVE_EXPR.
26467         (safe_from_p): Don't queue SAVE_EXPRs.
26468         (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
26469         or build plain VAR_DECLs.
26470         * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
26471         (fold): Likewise.
26472         (fold_checksum_tree): Don't special-case SAVE_EXPR.
26473         * function.c (free_after_compilation): Don't clear x_save_expr_regs.
26474         (put_var_into_stack): Don't handle SAVE_EXPR.
26475         (gen_mem_addressof): Likewise.
26476         * function.h (struct function): Remove x_save_expr_regs.
26477         (save_expr_regs): Remove.
26478         * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
26479         * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
26480         * stor-layout.c (variable_size): Don't set it.
26481         (force_type_save_exprs, force_type_save_exprs_1): Remove.
26482         * tree-inline.c (remap_save_expr): Remove fn argument.  Update
26483         all callers.  Don't set SAVE_EXPR_CONTEXT.
26484         * tree-inline.h (remap_save_expr): Update decl.
26485         * tree.c (save_expr): Update build size.
26486         (first_rtl_op): Don't handle SAVE_EXPR.
26487         (unsave_expr_1, contains_placeholder_p): Likewise.
26488         (decl_function_context): Likewise.
26489         * tree.def (SAVE_EXPR): Remove args 1 and 2.
26490         * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
26491         (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
26493 2004-07-03  Joseph S. Myers  <jsm@polyomino.org.uk>
26495         * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
26496         doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
26497         doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
26498         doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
26499         some first-person references and patronizing comments.  Based on
26500         printed manual.
26501         * doc/invoke.texi: Don't reference fortran@gnu.org.
26502         * doc/trouble.texi (Warning when a non-void function value is
26503         ignored): Rewrite.  From Russ Allbery and Chris Devers.
26505 2004-07-02  Daniel Berlin  <dberlin@dberlin.org)
26507         * tree-ssa-pre.c (bitmap_set_t): New.
26508         (bb_value_sets): avail_out is now a bitmap_set_t.
26509         (bitmap_find_leader): New function.
26510         (bitmap_value_insert_into_set): Ditto.
26511         (bitmap_set_copy): Ditto.
26512         (bitmap_value_replace_in_set): Ditto.
26513         (bitmap_set_contains_value): Ditto.
26514         (bitmap_set_new): Ditto.
26515         (bitmap_set_pool): New pool.
26516         (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
26517         (insert_aux): Ditto.
26518         (add_to_sets): Ditto.
26519         (compute_avail): Ditto
26520         (eliminate): Ditto.
26521         (init_pre): Ditto.
26522         (fini_pre): Ditto.
26523         (execute_pre): Ditto.
26525 2004-07-02  Roger Sayle  <roger@eyesopen.com>
26527         * config/rs6000/rs6000.c (struct processor_costs): New structure
26528         used to hold instruction latencies/sizes for processor types.
26529         (rs6000_cost): New global variable pointing to current CPU's costs.
26530         (rs6000_override_options): Initialize rs6000_cost to point to the
26531         appropriate cost table based upon rs6000_cpu and optimize_size.
26532         (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
26533         timings inline.
26535 2004-07-02  Richard Henderson  <rth@redhat.com>
26537         * expmed.c (make_tree): Don't use SET_DECL_RTL.
26539 2004-07-02  Steven Bosscher  <stevenb@suse.de>
26541         * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
26543 2004-07-01  Richard Henderson  <rth@redhat.com>
26545         * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
26546         (alpha_gp_save_rtx): Use assign_stack_local instead of
26547         gen_mem_addressof.
26549 2004-07-01  Richard Henderson  <rth@redhat.com>
26551         * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
26552         (alpha_rtx_cost_data): Update to match.
26553         (alpha_rtx_cost_size): New.
26554         (alpha_rtx_costs): Honor optimize_size.
26556 2004-07-01  Richard Henderson  <rth@redhat.com>
26558         * gimple-low.c (lower_function_body): Don't reset_block_changes here.
26559         * cfgexpand.c (tree_expand_cfg): Do it here.
26560         * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
26561         * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
26562         * config/mips/mips.c (mips_output_mi_thunk): And here.
26563         * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
26564         * config/sh/sh.c (sh_output_mi_thunk): And here.
26565         * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
26567 2004-07-01  Richard Henderson  <rth@redhat.com>
26569         * tree.def (RTL_EXPR): Remove.
26570         * c-typeck.c (lvalue_p): Don't handle it.
26571         * expr.c (safe_from_p): Likewise.
26572         (expand_expr_real_1): Likewise.
26573         * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
26574         (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
26575         * gengtype.c (adjust_field_tree_exp): Likewise.
26576         * stmt.c (warn_if_unused_value): Likewise.
26577         * tree-gimple.c (recalculate_side_effects): Likewise.
26578         * tree-pretty-print.c (dump_generic_node): Likewise.
26579         * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
26580         (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
26581         * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
26583         * stmt.c (struct stmt_status): Remove x_last_expr_type,
26584         x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
26585         (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
26586         (expand_expr_stmt): Merge with expand_expr_stmt_value.  Remove
26587         all the bits that tracked last_expr.
26588         (expand_end_bindings): Don't track last_expr.
26589         (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
26590         (clear_last_expr): Remove.
26591         (expand_asm): Don't call it.
26592         (expand_asm_operands, expand_end_cond): Likewise.
26593         (expand_naked_return, expand_null_return_1): Likewise.
26594         * c-typeck.c (c_begin_compound_stmt): Likewise.
26595         * cfgexpand.c (expand_block): Use expand_expr_stmt.
26596         * expr.c (expand_expr_real_1): Likewise.
26597         * tree.h: Update prototypes.
26599         * function.h (struct sequence_stack): Remove sequence_rtl_expr.
26600         (struct emit_status): Remove sequence_rtl_expr.
26601         (struct function): Remove x_rtl_expr_chain.
26602         (seq_rtl_expr, rtl_expr_chain): Remove.
26603         * function.c (struct temp_slot): Remove rtl_expr.
26604         (assign_stack_temp_for_type): Don't set it.
26605         (free_temp_slots, pop_temp_slots): Don't check it.
26606         (free_after_compilation): Don't clear x_rtl_expr_chain.
26607         (fixup_var_refs): Don't search it.
26608         (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
26609         * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
26610         or seq_rtl_expr.
26611         (push_topmost_sequence): Likewise.
26612         (end_sequence, init_emit): Likewise.
26613         (start_sequence_for_rtl_expr): Remove.
26614         * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
26615         * rtl.h (preserve_rtl_expr_result): Remove.
26617 2004-07-02  Kazu Hirata  <kazu@cs.umass.edu>
26619         * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
26620         tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
26621         typos.
26623 2004-07-02  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
26625         * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
26626         (STANDARD_STARTFILE_PREFIX_2): Define.
26627         (standard_startfile_prefix_1): Initialize to
26628         STANDARD_STARTFILE_PREFIX_1.
26629         (standard_startfile_prefix_2): Initialize to
26630         STANDARD_STARTFILE_PREFIX_2.
26631         * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
26632         (STANDARD_STARTFILE_PREFIX_1): Define.
26633         (STANDARD_STARTFILE_PREFIX_2): Define.
26634         * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
26635         (STANDARD_STARTFILE_PREFIX_2): Document.
26637 2004-07-01  Richard Henderson  <rth@redhat.com>
26639         * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
26640         in order to disable scalarization.  Instead set a flag and wait
26641         for a candidate decl.
26643 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
26645         * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
26646         doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
26647         Use terminology "testsuite" and "enumerated".
26649 2004-07-01  Richard Henderson  <rth@redhat.com>
26651         * dwarf2out.c (reg_save): Use INVALID_REGNUM.
26652         (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
26653         (initial_return_save): Likewise.
26654         (flush_queued_reg_saves): Remap register numbers.
26655         (dwarf2out_return_reg): Likewise.
26657 2004-07-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
26659         * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
26661         * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
26662         access functions for lower bound and element size and only output
26663         if lower bound nonzero or element size not same as that of type.
26664         (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
26666 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
26668         * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
26670 2004-07-01  Per Bothner  <per@bothner.com>
26672         * final.c (final):  Fix typo reported by Aaron W. LaFramboise.
26674 2004-07-01  Jakub Jelinek  <jakub@redhat.com>
26676         * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
26677         bitfields as well.  STRIP_NOPS from src operand and PLUS_EXPR's
26678         first operand.  Don't optimize if the bitfield is volatile.
26680 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
26682         * c-pretty-print.c (pp_c_postfix_expression): Handle
26683         floating-point comparison operators.
26684         (pp_c_expression): Pass floating-point comparison
26685         operators to pp_c_postfix_expression.
26687 2004-07-01  Roger Sayle  <roger@eyesopen.com>
26689         * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
26690         rtx_cost instead of "had_mult" to determine whether the transformed
26691         expression is cheaper than the original.
26693 2004-07-01  Jerry Quinn  <jlquinn@optonline.net>
26695         * alias.c (get_alias_set, canon_rtx, get_addr,
26696         nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
26697         Use MEM_P.
26698         * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
26699         expand_builtin): Likewise.
26700         * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
26701         Likewise.
26702         * combine.c (can_combine_p, combinable_i3pat, try_combine,
26703         find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
26704         rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
26705         record_dead_and_set_regs_1, get_last_value_validate,
26706         mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
26707         * cse.c (check_dependence, canon_hash, equiv_constant,
26708         gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
26709         cse_around_loop, cse_check_loop_start, cse_set_around_loop,
26710         count_reg_usage): Likewise.
26711         * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
26712         cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
26713         cselib_record_sets): Likewise.
26714         * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
26715         dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
26716         * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
26717         * df.c (df_uses_record): Likewise.
26718         * dojump (do_jump): Likewise.
26719         * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
26720         loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
26721         decl_start_label): Likewise.
26722         * emit-rtl.c (gen_complex_constant_part, gen_highpart,
26723         operand_subword, change_address_1, make_safe_from): Likewise.
26724         * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
26725         stabilize, force_not_mem): Likewise.
26726         * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
26727         expand_mult_const, expand_divmod, emit_store_flag): Likewise.
26728         * expr.c (convert_move, convert_modes, emit_block_move,
26729         emit_group_load, emit_group_store, clear_storage, emit_move_insn,
26730         emit_move_insn_1, expand_assignment, store_expr,
26731         store_constructor_field, store_constructor, store_field,
26732         force_operand, safe_from_p, expand_expr_real_1, expand_increment):
26733         Likewise.
26734         * final.c (cleanup_subreg_operands, alter_subreg,
26735         get_mem_expr_from_op): Likewise.
26736         * flow.c (notice_stack_pointer_modification_1,
26737         init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
26738         Likewise.
26739         * function.c (mark_temp_addr_taken, preserve_temp_slots,
26740         preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
26741         optimize_bit_field, flush_addressof, purge_addressof_1,
26742         instantiate_decl, instantiate_virtual_regs_1, assign_parms,
26743         setjmp_protect, setjmp_protect_args, fix_lexical_addr,
26744         keep_stack_depressed): Likewise.
26745         * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
26746         noce_process_if_block, find_memory): Likewise.
26747         * integrate.c (subst_constants, allocate_initial_values): Likewise.
26748         * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
26749         update_equiv_regs): Likewise.
26750         * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
26751         maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
26752         * optabs.c (expand_abs, emit_unop_insn): Likewise.
26753         * passes.c (rest_of_handle_final): Likewise.
26754         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
26755         move2add_note_store): Likewise.
26756         * ra-build.c (detect_remat_webs): Likewise.
26757         * ra-debug.c (dump_static_insn_cost): Likewise.
26758         * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
26759         * recog.c (validate_change, apply_change_group, cancel_changes,
26760         validate_replace_rtx_1, general_operand, register_operand,
26761         nonmemory_operand, push_operand, pop_operand, memory_operand,
26762         indirect_operand, asm_operand_ok, offsettable_memref_p,
26763         offsettable_nonstrict_memref_p, constrain_operands,
26764         store_data_bypass_p): Likewise.
26765         * reg-stack.c (subst_stack_regs_pat): Likewise.
26766         * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
26767         copy_cost, reg_scan_mark_refs): Likewise.
26768         * regmove.c (optimize_reg_copy_3, stack_memref_p,
26769         combine_stack_adjustments_for_block): Likewise.
26770         * regrename.c (copyprop_hardreg_forward_1): Likewise.
26771         * reload.c (can_reload_into, push_reload, decompose, immune_p,
26772         find_reloads, find_reloads_address, find_reloads_address_1,
26773         reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
26774         find_equiv_reg): Likewise.
26775         * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
26776         reload_as_needed, choose_reload_regs, emit_input_reload_insns,
26777         do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
26778         delete_address_reloads): Likewise.
26779         * resource.c (mark_referenced_resources): Likewise.
26780         * rtlanal.c (get_jump_table_offset, count_occurrences,
26781         reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
26782         reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
26783         num_sign_bit_copies1): Likewise.
26784         * rtlhooks.c (gen_lowpart_general): Likewise.
26785         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
26786         * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
26787         sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
26788         sdbout_global_decl): Likewise.
26789         * simplify-rtx.c (simplify_subreg): Likewise.
26790         * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
26791         expand_anon_union_decl, expand_end_case_type): Likewise.
26792         * unroll.c (calculate_giv_inc): Likewise.
26793         * var-tracking.c (stack_adjust_offset_pre_post,
26794         bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
26795         add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
26796         vt_add_function_parameters): Likewise.
26797         * varasm.c (make_var_volatile, notice_global_symbol,
26798         assemble_external, decode_addr_const, mark_weak,
26799         default_encode_section_info): Likewise.
26801 2004-07-01  Steven Bosscher  <stevenb@suse.de>
26803         * stmt.c (check_seenlabel): Remove.
26804         (pushcase, pushcase_range, expand_end_case_type): Don't call it.
26806 2004-07-01  Richard Henderson  <rth@redhat.com>
26808         * function.h (struct function): Remove x_function_call_count.
26809         (function_call_count): Remove.
26810         * calls.c (expand_call): Don't set it.
26811         * integrate.c (copy_rtx_and_substitute): Likewise.
26813         * function.h (struct function): Remove x_cleanup_label.
26814         (cleanup_label): Remove.
26815         * stmt.c (expand_value_return): Don't use it.
26816         * function.c (free_after_compilation): Don't set it.
26817         (expand_function_start): Likewise.  Remove parms_have_cleanups arg.
26818         * cfgexpand.c (tree_expand_cfg): Update call.
26819         * tree.h (expand_function_start): Update decl.
26821 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
26823         PR c/1027
26824         * c-lang.c (c_initialize_diagnostics): Move from here ...
26825         * c-objc-common.c: ... to here.  Include "c-pretty-print.h".
26826         (c_tree_printer): Use pretty-printer to format %T.
26827         * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
26828         before '*' if not C++.
26829         (pp_c_direct_abstract_declarator): Don't try to print array upper
26830         bound for flexible array members.
26831         * c-tree.h: Include "diagnostic.h".
26832         (c_initialize_diagnostics): Declare.
26833         * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
26834         * c-format.c (format_type_warning): New function.  Improve
26835         diagnostics for incorrect format argument types.
26836         (check_format_types): Use it.  Add two parameters.  Use the
26837         TYPE_MAIN_VARIANT of wanted_type.
26838         (check_format_info_main): Pass new parameters to
26839         check_format_types.
26840         (struct format_wanted_type): Update comment.
26842 2004-07-01  Nick Clifton  <nickc@redhat.com>
26844         * target.h (struct gcc_target): Add new field to struct cxx:
26845         import_export_class.
26846         * target-def.h (TARGET_CXX): Initialise the new field.
26847         (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
26848         the new field.
26849         * doc/tm.texi: Document the new target hook.
26851 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
26853         * builtins.c (fold_builtin_classify): Fix typo.
26855 2004-07-01  Richard Henderson  <rth@redhat.com>
26857         * function.c (identify_blocks, identify_blocks_1): Remove.
26858         * function.h (identify_blocks): Remove.
26859         * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
26861 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
26863         * builtins.c (fold_builtin_classify): New.
26864         (fold_builtin_unordered_cmp): Fix commentary.
26865         (fold_builtin): Use it.
26866         * builtins.def: Define builtins for isnan,
26867         isnanf, isnanl, finite, finitef, finitel,
26868         isinf, isinff, isinfl.
26870 2004-07-01  Richard Henderson  <rth@redhat.com>
26872         * function.h (struct function): Remove dont_emit_block_notes.
26873         * gimple-low.c (lower_function_body): Don't set it.
26874         * cfgexpand.c (expand_block): Don't check it.
26875         * cfglayout.c (insn_locators_initialize): Likewise.
26876         * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
26877         * passes.c (rest_of_compilation): Likewise.
26878         * stmt.c (expand_start_bindings_and_block): Likewise.
26879         (expand_end_bindings): Likewise.
26881 2004-07-01  Richard Henderson  <rth@redhat.com>
26883         * cgraph.h (cgraph_build_static_cdtor): Declare.
26884         * cgraphunit.c (cgraph_build_static_cdtor): New.
26885         * c-objc-common.c (build_cdtor): Use it.
26886         * coverage.c (create_coverage): Likewise.
26887         * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
26888         * optabs.c (init_optabs): Don't set gcov_init_libfunc.
26890 2004-06-30  Roger Sayle  <roger@eyesopen.com>
26892         * expmed.c (expand_shift): Consider expanding LSHIFT_EXPR by a
26893         constant as a sequence of additions depending upon the rtx_costs.
26894         (synth_mult): Update the "observed" cost of a shift, based upon
26895         the above optimization.
26897 2004-06-28  Geoffrey Keating  <geoffk@apple.com>
26898             Andreas Tobler  <a.tobler@schweiz.ch>
26900         PR 15813
26901         * dwarf2out.c (reg_save): Output DW_CFA_same_value when a
26902         register is saved in itself.
26903         (initial_return_save): If the return address is a register,
26904         it's already there, don't bother to mention it in the CFI.
26905         (struct queued_reg_save): Add field saved_reg.
26906         (struct reg_saved_in_data): New.
26907         (regs_saved_in_regs): New.
26908         (num_regs_saved_in_regs): New.
26909         (queue_reg_save): Add extra parameter to specify register saved
26910         in register.  Remove duplicate entries from queue.  Add comment
26911         for function.
26912         (flush_queued_reg_saves): Handle registers saved in registers.
26913         Update regs_saved_in_regs.  Add comment for function.
26914         (clobbers_queued_reg_save): Add comment for function.  Allow
26915         for regs_saved_in_regs.
26916         (reg_saved_in): New.
26917         (dwarf2out_frame_debug_expr): Handle saving registers in other
26918         registers.
26919         (dwarf2out_frame_debug): Reset regs_saved_in_regs.
26920         * unwind-dw2.c (execute_cfa_program): Correct handling of
26921         DW_CFA_same_value.  Add FIXME comment about incorrect implementation
26922         of DW_CFA_restore_extended.
26923         * config/rs6000/rs6000.c (rs6000_emit_prologue): Let
26924         dwarf2out_frame_debug_expr see instructions that save registers
26925         in other registers or save those other registers in memory.
26927         * unwind-dw2.c (DWARF_FRAME_REGISTERS): Move to unwind-dw2.h.
26928         (_Unwind_FrameState): Likewise.
26929         * unwind-dw2.h: New.
26930         * Makefile.in (LIB2ADDEHDEP): Add unwind-dw2.h.
26931         * config/rs6000/darwin-fallback.c: New file.
26932         * config/rs6000/darwin.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
26933         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Add darwin-fallback.o.
26935 2004-07-01  Alan Modra  <amodra@bigpond.net.au>
26937         * config/rs6000/rs6000.c (rs6000_mixed_function_arg): Rewrite.
26938         (function_arg): Use rs6000_arg_size rather than CLASS_MAX_NREGS in
26939         calculating gpr size for altivec.  Simplify and correct
26940         rs6000_mixed_function_arg calls.  Call rs6000_mixed_function_arg
26941         for ABI_V4 gpr case too.  Fix off-by-one error in long double
26942         reg test.  Generate the correct PARALLEL to handle long double
26943         for ABI_AIX 32-bit.  Use this for -m32 -mpowerpc64 fpr case too.
26944         (function_arg_partial_nregs): Align before calculating regs left.
26945         Don't return info on partial fprs when we need info on gprs.
26946         Correct long double fpr off-by-one error.
26948 2004-06-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
26950         * pa-protos.h (prefetch_operand): Add prototype.
26951         * pa.c (prefetch_operand): New function.
26952         * pa.h (prefetch_operand): Add to PREDICATE_CODES.
26953         * pa.md (prefetch, prefetch_32, prefetch_64): New prefetch patterns.
26955 2004-06-30  Richard Henderson  <rth@redhat.com>
26957         * function.h (struct function): Remove x_whole_function_mode_p.
26958         * c-decl.c (store_parm_decls): Don't set it.
26959         * tree-optimize.c (tree_rest_of_compilation): Likewise.
26960         * passes.c (rest_of_compilation): Don't check it.
26961         * stmt.c (expand_fixup): Likewise.
26962         * function.c (fixup_var_refs_insn): Remove unused variable.
26964 2004-06-30  Richard Henderson  <rth@redhat.com>
26966         * tree.h (immediate_size_expand): Delete.
26967         * stor-layout.c (immediate_size_expand): Delete.
26968         (variable_size): Don't look at it.
26969         * c-decl.c (push_parm_decl): Don't frob immediate_size_expand.
26970         (start_function): Likewise.
26971         * cfgexpand.c (construct_exit_block): Likewise.
26972         * function.c (init_function_start, expand_function_end): Likewise.
26973         * tree-optimize.c (tree_rest_of_compilation): Likewise.
26975 2004-06-30  Richard Henderson  <rth@redhat.com>
26977         * gimplify.c (gimplify_compound_lval): Take fallback argument
26978         instead of want_lvalue.
26979         (gimplify_call_expr): Take want_value argument instead of test
26980         function.  Gimplify arguments to val only if reg_type; otherwise
26981         allow lvalue forms.
26982         (gimplify_expr): Update gimplify_compound_lval and gimplify_call_expr
26983         calls.
26984         * tree-gimple.c: Update GIMPLE grammer.  Use true/false not 1/0.
26985         Tidy commentary globally.
26986         (get_call_expr_in): Remove RETURN_EXPR handling.  Tidy.
26987         * tree-gimple.h (is_gimple_call_addr): Mark extern.
26989         * gimplify.c (gimplify_modify_expr_to_memcpy): Fix typo.
26991 2004-06-30  Richard Henderson  <rth@redhat.com>
26993         * tree-gimple.c (right_assocify_expr): Kill
26994         (rationalize_compound_expr): Kill.
26995         * tree-gimple.h: Likewise.
26996         * tree-inline.c (expand_call_inline): Don't call it.
26998         * function.h (struct function): Remove x_last_parm_insn,
26999         inl_last_parm_insn.
27000         (last_parm_insn): Remove.
27001         * function.c (free_after_compilation): Don't clear them.
27002         (fixup_var_refs_insn, assign_parms): Don't set them.
27004         * function.c, rtl.h (get_first_nonparm_insn): Remove.
27006 2004-06-30  Joseph S. Myers  <jsm@polyomino.org.uk>
27008         * c-common.h (check_function_format): Remove first parameter.
27009         * c-format.c (format_check_context): Remove status.
27010         (check_format_info, check_format_info_main,
27011         maybe_read_dollar_number, avoid_dollar_number,
27012         finish_dollar_format_checking, check_format_types,
27013         check_function_format): Remove first parameter.  Don't use
27014         status_warning.
27015         (check_format_arg): Don't use status_warning.
27016         (status_warning): Remove.
27017         * c-common.c (check_function_arguments): Update call to
27018         check_function_format.
27020 2004-06-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
27022         * config/sparc/sparc-protos.h (output_cbranch): Constify return
27023         value.
27024         (output_v9branch): Likewise.
27025         (sparc_v8plus_shift): Likewise.  Rename into output_v8plus_shift.
27026         * config/sparc/sparc.c (output_cbranch): Constify return value.
27027         Prettify output for delay slots.
27028         (output_v9branch): Likewise.
27029         (sparc_v8plus_shift): Constify return value.  Rename into
27030         output_v8plus_shift.
27031         * config/sparc/sparc.md (ashldi3_v8plus): Adjust call to
27032         sparc_v8plus_shift.
27033         (ashrdi3_v8plus): Likewise.
27034         (lshrdi3_v8plus): Likewise.
27035         (call_address_struct_value_sp32): Prettify output for delay slots.
27036         (call_symbolic_struct_value_sp32): Likewise.
27037         (call_address_untyped_struct_value_sp32): Likewise.
27038         (call_symbolic_untyped_struct_value_sp32): Likewise.
27040 2004-06-30  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
27042         * common.opt (ftree-loop-optimize): New flag.
27043         * tree-flow.h (kill_redundant_phi_nodes): Declare.
27044         * tree-optimize.c (init_tree_optimization_passes): Add pass_loop.
27045         * tree-pass.h (pass_loop_init, pass_loop_done): Declare.
27046         * tree-ssa-loop.c (current_loops): New variable.
27047         (tree_loop_optimizer_init, gate_loop, tree_ssa_loop_init,
27048         tree_ssa_loop_done): New functions.
27049         (pass_loop, pass_loop_init, pass_loop_done): New passes.
27050         * tree-ssa.c (kill_redundant_phi_nodes): Export.
27051         * doc/invoke.texi (-ftree-loop-optimize): Document.
27053 2004-06-30  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
27055         * tree-ssa-loop-ch.c: New file.
27056         * Makefile.in (tree-ssa-loop-ch.o): Add.
27057         (tree-into-ssa.o): Add GGC_H dependency.
27058         * tree-cfg.c (tree_duplicate_bb): Copy virtual arguments.
27059         * tree-flow.h (rewrite_into_ssa): Declaration changed.
27060         (rewrite_ssa_into_ssa, compute_global_livein, duplicate_ssa_name):
27061         Declare.
27062         * tree-into-ssa.c: Include ggc.h.
27063         (struct def_blocks_d): Add phi_blocks field.
27064         (struct mark_def_sites_global_data): Add names_to_rename field.
27065         (struct ssa_name_info): New.
27066         (compute_global_livein): Export.
27067         (set_def_block, insert_phi_nodes, mark_def_sites, set_livein_block,
27068         insert_phi_nodes_1, rewrite_finalize_block, insert_phi_nodes_for,
27069         register_new_def, get_reaching_def, def_blocks_free,
27070         get_def_blocks_for, rewrite_into_ssa): Modified to work with
27071         rewrite_ssa_into_ssa.
27072         (get_ssa_name_ann, get_phi_state, set_phi_state, get_current_def,
27073         set_current_def, ssa_mark_def_sites_initialize_block,
27074         ssa_mark_phi_uses, ssa_mark_def_sites, duplicate_ssa_name,
27075         ssa_register_new_def, ssa_rewrite_initialize_block,
27076         ssa_rewrite_phi_arguments, ssa_rewrite_finalize_block,
27077         ssa_rewrite_stmt, rewrite_ssa_into_ssa, rewrite_all_into_ssa): New
27078         functions.
27079         (pass_build_ssa): Call rewrite_all_into_ssa.
27080         * tree-optimize.c (execute_todo, execute_one_pass,
27081         tree_rest_of_compilation): Allocate vars_to_rename only once.
27082         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Provide parameter
27083         to rewrite_into_ssa.
27084         * tree-ssa-loop.c (should_duplicate_loop_header_p,
27085         mark_defs_for_rewrite, duplicate_blocks, do_while_loop_p,
27086         copy_loop_headers, gate_ch, pass_ch): Moved to tree-ssa-loop-ch.c.
27087         Use rewrite_ssa_into_ssa.
27088         * tree-ssa-operands.c (copy_virtual_operands): New function.
27089         * tree-ssa-operands.h (copy_virtual_operands): Declare.
27090         * tree.h (struct tree_ssa_name): Add aux field.
27091         (SSA_NAME_AUX): New macro to access it.
27093 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
27095         * prefix.c (lookup_key): Cast buffer to LPBYTE.
27097 2004-06-30  Per Bothner  <per@bothner.com>
27099         Conditionally compile support for --enable-mapped_location.
27100         * input.h:  #include line-map.h for source_location typedef.
27101         (BUILTINS_LOCATION, UNKNOWN_LOCATION, expand_location,
27102         LOCATION_FILE, LOCATION_LINE):  New macros and functions.
27103         (expanded_location, source_locus):  New typedefs.
27104         (push_srcloc):  Change parameter list if USE_MAPPED_LOCATION.
27105         * rtl.def (NOTE, ASM_OPERANDS):  Modify specifcation, if
27106         USE_MAPPED_LOCATION.
27107         * rtl.h (NOTE_DELETED_LABEL_NAME):  New macro.
27108         (NOTE_SOURCE_LOCATION, NOTE_EXPNDED_LOCATION, SET_INSN_DELETED):
27109         New conditional macros.
27110         (ASM_OPERANDS_SOURCE_FILE, ASM_OPERANDS_SOURCE_LINE):  Replace
27111         by ASM_OPERANDS_SOURCE_LOCATION if USE_MAPPED_LOCATION.
27112         * tree.h (EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_HAS_LOCATION,
27113         EXPR_LOCUS, SET_EXPR_LOCUS, EXPR_FILENAME, EXPR_LINENO,
27114         DECL_IS_BUILTIN):  New macros, most depending on USE_MAPPED__LOCATION.
27115         (tree_exp):  Change type of locus to use new source_locus typedef.
27116         * tree.c (build1_stat):  Use SET_EXPR_LOCATION.
27117         (annotate_with_locus, annotate_with_file_line):  Conditionalize.
27118         (expand_location):  New function.
27119         * toplev.c (unknown_location):  New static, when USE_MAPPED_LOCATION.
27120         (push_srcloc, pop_loc):  Adjust parameter handling.
27121         (process_options):  Don't set input_filename by itself.
27122         (lang_dependent_init):  Save, set input_location to <built-in>.
27123         (warn_deprecated_use):  Use expand_location.
27125         * basic-block.h (struct edge_def):  Use new source_locus typedef.
27126         * c-common.c (fname_decl):  Update save/clear/store of input_location.
27127         (c_do_switch_warnings):  Update for USE_MAPPED_LOCATION case.
27128         * c-decl.c:  Likewise.
27129         * c-dump.c (dump_stmt):  Likewise.
27130         * c-gimplify.c (c-gimplify.c):  Generalize using SET_EXPR_LOCATION.
27131         * c-lex.c (cb_line_change):  If USE_MAPPED_LOCATION use token's src_loc
27132         to set input_location direction, rather than using linemap_lookup.
27133         (fe_file_change, cb_def_pragma):  Again use source_location directly.
27134         * c-opts.c (saved_lineno):  Remove static variable.
27135         (c_common_post_options, c_common_init):  Don't bothner to save,
27136         clear and restore input_Location - now handled by lang_dependent_init.
27137         * function.c (init_function_start):  Use new DECL_IS_BUILTIN macro.
27138         * xcoffout.c (xcoff_assign_fundamental_type_number):  Likewise.
27139         * tree-mudflap.c (mf_file_function_line_tree):  Take a location_t
27140         rather than a pointer to one.  Use expand_location.
27141         (mf_varname_tree):  Use expand_location.
27142         * tree-dump.c:  Use expand_location on DECL_SOURCE_LOCATION.
27143         * coverage.c:  Likewise.
27144         * print-tree.c:  Likewise.
27145         * c-aux-info.c (gen_aux_info_record):  Likewise.
27146         * c-parse.in:  Use SET_EXPR_LOCATION macro.
27147         * gimple-low.c:  Likewise.
27148         * tree-mudflap.c:  Likewise.
27149         * gimplify.c:  Likewise.  Also use EXPR_LOCATION and EXPR_HAS_LOCATION.
27150         * c-ppoutput.c:  Use new source_location typedef instead of fileline.
27151         * c-semantics.c:  Use new macros.
27152         * c-typeck.c:  Likewise.
27153         * cfgexpand.c:  Handle USE_MAPPED_LOCATION case for function_end_locus.
27154         * cfglayout.c (insn_locators_initialize):  Const cleanup.  New macros.
27155         * cfgrtl.c (delete_insn):  Use new NOTE_DELETED_LABEL_NAME macro.
27156         * print-rtl.c (print_rtx):  Likewise.
27157         * emit-rtl.c:  Don't clear NOTE_SOURCE_FILE if USE_MAPPED_LOCATION.
27158         * combine.c:  Use new SET_INSN_DELETED macro.
27159         * flow.c:  Likewise.
27160         * haifa-sched.c:  Likewise.
27161         * ifcvt.c:  Likewise.
27162         * recog.c:  Likewise.
27163         * reload1.c:  Likewise.
27164         * diagnostic.c:  Use expand_location macro.
27165         * pretty-print.c (pp_base_format_text):  Likewise.
27166         * profile.c:  Likewise.
27167         * dwarf2out.c:  Likewise.  Also use expand_location, DECL_IS_BUILTIN.
27168         * dwarf2out.c (dwarf2out_decl:  Use BUILTINS_LOCATION.
27169         * emit-rtl.c (emit_line_note):  Simplify if USE_MAPPED_LOCATION.
27170         (force_next_line_note, insn_emit):  Handle USE_MAPPED_LOCATION case.
27171         * final.c (final):  Likewise.
27172         * haifa-sched.c:  Likewise.
27173         * integrate.c:  Likewise.
27174         * jump.c:  Likewise.
27175         * rtl-error.c:  Likewise.
27176         * stmt.c (check_seenlabel):  Likewise.
27177         * tree-pretty-print.c:  Likewise.
27178         * gengtype-lex.l:  Temporary kludge to avoid duplicate typedef.
27179         * gengtype.c:  Update for now typdefs in input.h.  More kludges.
27180         * modulo-sched.c (sms_schedule):  Use NOTE_EXPANDED_LOCATION macro.
27181         * ra-debug.c (ra_print_rtl):  Likewise.
27182         * sched-rgn.c:  Likewise.
27183         * sched-vis.c:  Likewise.
27184         * rtl.h (gen_rtx_ASM_OPERANDS):  Redefine if USE_MAPPED_LOCATION.
27185         * stmt.c (expand_asm_operands):  Adjust calls to gen_rtx_ASM_OPERANDS.
27186         * tree-cfg.c:  Use new macros and typedefs.
27187         * tree-flow-inline.h:  Likewise.
27189 2004-06-30  Richard Sandiford  <rsandifo@redhat.com>
27190             Eric Christopher  <echristo@redhat.com>
27192         * config/mips/3000.md: Improve description.
27194 2004-06-30  Paul Brook  <paul@codesourcery.com>
27196         * config/arm/cirrus.md (cirrus_arm_movdi, cirrus_movsf_hard_insn,
27197         cirrus_movdf_hard_insn): Set pool ranges for coprocessor loads.
27199 2004-06-30  Sebastian Pop  <pop@cri.ensmp.fr>
27201         * Makefile.in (OBJS-common): Add tree-chrec.o.
27202         (tree-chrec.o): New rule.
27203         (GTFILES): Add tree-chrec.h.
27204         * gengtype.c (open_base_files): Add tree-chrec.h.
27205         * tree-chrec.c: New file.
27206         * tree-chrec.h: New file.
27207         * tree.def (SCEV_KNOWN, SCEV_NOT_KNOWN, POLYNOMIAL_CHREC): New nodes.
27209 2004-06-30  Roger Sayle  <roger@eyesopen.com>
27211         * combine.c: Include "output.h" to define dump_file.
27212         (uid_insn_cost, last_insn_cost): New global variables.
27213         (combine_insn_cost): New function to estimate cost of an insn.
27214         (combine_validate_cost): New function to determine whether a
27215         try_combine replacement sequence is cheaper than the original.
27216         (combine_instructions): Allocate and populate uid_insn_cost
27217         array at the start of the combine pass, and deallocate it after.
27218         (try_combine): Check combine_validate_cost to determine whether
27219         a "recombination" should be rejected as being more expensive.
27220         * Makefile.in (combine.o): Add dependency upon output.h.
27222 2004-06-30  Roger Sayle  <roger@eyesopen.com>
27224         * config/rs6000/rs6000.c (rs6000_rtx_costs) <MINUS_EXPR>: Handle
27225         subtractions identically to additions, always COSTS_N_INSNS (1).
27227 2004-06-30  J"orn Rennecke <joern.rennecke@superh.com>
27229         * expmed.c (expand_smod_pow2): Fix sign of mask.
27231 2004-06-29  Diego Novillo  <dnovillo@redhat.com>
27233         * tree-ssa-pre.c (phi_trans_add): Use is_gimple_min_invariant
27234         to check for constants.
27235         (set_remove): Likewise.
27236         (value_replace_in_set): Likewise.
27237         (find_leader): Likewise.
27238         * tree-vn.c (set_value_handle): Likewise.
27239         (vn_lookup): Likewise.
27240         (vn_lookup_or_add): Likewise.
27242 2004-06-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
27244         RTL prologue/epilogue for SPARC
27245         * config/sparc/sparc-protos.h (sparc_emitting_epilogue): Delete.
27246         (sparc_skip_caller_unimp): Likewise.
27247         (load_pic_register): Likewise.
27248         (leaf_return_peephole_ok): Likewise.
27249         (compute_frame_size): Rename into sparc_compute_frame_size.
27250         (sparc_expand_prologue): New prototype.
27251         (sparc_expand_epilogue): Likewise.
27252         (output_return): Likewise.
27253         (eligible_for_epilogue_delay): Rename into eligible_for_return_delay.
27254         * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Adjust call to
27255         compute_frame_size.  Move comment up.
27256         (DELAY_SLOTS_FOR_EPILOGUE): Delete.
27257         (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
27258         (EPILOGUE_USES): Return true for %g1 if the function uses EH return.
27259         * config/sparc/sparc.md (UNSPECV_SAVEW): New constant.
27260         (type attribute): Add 'return' and 'savew'.
27261         (eligible_for_return_delay): New attribute.
27262         (return): New delay_slot.
27263         (sibcall_epilogue): Call sparc_expand_epilogue.
27264         (prologue): Likewise.  Move up.
27265         (save_register_window): New expander.
27266         (save_register_windowsi): New pattern.
27267         (save_register_windowdi): Likewise.
27268         (epilogue): New expander.
27269         (return_internal): New pattern.
27270         (Return peepholes): Delete.
27271         * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): New macro.
27272         (sparc_emitting_epilogue): Delete.
27273         (sparc_skip_caller_unimp): Likewise.
27274         (sparc_sr_alias_set): New global variable.
27275         (frame_base_name): Delete.
27276         (frame_base_reg): New global variable.
27277         (sparc_override_options): Get new alias set for save/restore.
27278         (leaf_return_peephole_ok): Delete.
27279         (eligible_for_epilogue_delay): Rename into eligible_for_return_delay.
27280         Factor out code into eligible_for_restore_insn_delay.
27281         (eligible_for_restore_insn_delay): New function extraced from above.
27282         Use IN_UNCOND_BRANCH_DELAY_TRUE instead of IN_BRANCH_DELAY_TRUE.
27283         (eligible_for_sibcall_delay): Use SIBCALL_SLOT_EMPTY_P.
27284         Factor out code into eligible_for_restore_insn_delay.
27285         (load_pic_register): Make static.  Remove check.
27286         (save_regs): Delete.
27287         (restore_regs): Likewise.
27288         (compute_frame_size): Rename into sparc_compute_frame_size.
27289         Rename leaf_function into leaf_function_p.
27290         (build_big_number): Delete.
27291         (save_or_restore_regs): New function.
27292         (emit_save_regs): Likewise.
27293         (emit_restore_regs): Likewise.
27294         (emit_stack_pointer_increment ): Likewise.
27295         (emit_stack_pointer_decrement): Likewise.
27296         (sparc_expand_prologue): Likewise.
27297         (sparc_function_prologue): Rename into sparc_asm_function_prologue.
27298         Remove all code to emit instructions.
27299         (sparc_expand_epilogue): New function.
27300         (sparc_function_epilogue): Rename into sparc_asm_function_epilogue.
27301         Remove all code to emit instructions.
27302         (output_restore): New function.
27303         (output_return): Likewise.
27304         (output_sibcall): Factor out code into output_restore.
27305         (print_operand): Adjust for frame_base_reg.
27306         * target.h (struct gcc_target): New field 'late_rtl_prologue_epilogue'.
27307         * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): New define.
27308         (TARGET_INITIALIZER): Add it.
27309         * passes.c (rest_of_compilation): Set the conditional predicate
27310         'current_function_uses_only_leaf_regs' before sched2.  If target
27311         has 'late_rtl_prologue_epilogue', emit RTL prologue/epilogue right
27312         before sched2.
27313         * reorg.c (return_insn_p): New predicate.
27314         (find_end_label): Use it.
27315         (relax_delay_slots): Do not thread an unconditional jump that points
27316         to the end return label.
27317         * doc/tm.texi (Registers) <Leaf Functions>: Clarify the validity
27318         domain of 'current_function_uses_only_leaf_regs'.
27319         (Stack and Calling) <Function Entry>: Document new target hook
27320         TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
27322 2004-06-30  Jakub Jelinek  <jakub@redhat.com>
27324         * simplify-rtx.c (simplify_binary_operation): Simplify
27325         ((A & N) + B) & M -> (A + B) & M if M is pow2 minus 1 constant and
27326         N has at least all bits in M set as well.
27328         PR tree-optimization/15310
27329         * expr.c (expand_assignment): Optimize += or -= on a bit field in
27330         most significant bits.
27332 2004-06-30  Steven Bosscher  <stevenb@suse.de>
27334         * config/c4x/c4x.md: Fix comment.
27336 2004-06-30  Akos Kiss  <akiss@inf.u-szeged.hu>
27338         * arm.md (cond_return_inverted): Add "length" attribute.
27340 2004-06-29  Per Bothner  <per@bothner.com>
27342         * config/i386/winnt.c (i386_pe_encode_section_info):  Smash rtlname's
27343         XSTR in place, so we don't lose SYMBOL_REF_DECL info.
27345 2004-06-29  Zack Weinberg  <zack@codesourcery.com>
27347         * config/ia64/hpux.h: Target does too support thread-local storage.
27349 2004-06-29  Zack Weinberg  <zack@codesourcery.com>
27351         * combine.c (distribute_notes): Don't look at global_regs for
27352         pseudos.
27354 2004-06-29  Richard Henderson  <rth@redhat.com>
27356         * gimplify.c (gimplify_modify_expr_rhs): Move immediately before
27357         gimplify_modify_expr.
27358         (gimplify_init_constructor): Likewise.  Gimplify the null
27359         CONSTRUCTOR assignment.
27360         (gimplify_modify_expr_to_memcpy): New.
27361         (gimplify_modify_expr_to_memset): New.
27362         (gimplify_modify_expr): Use them.
27364 2004-06-29  Roman Zippel <zippel@linux-m68k.org>
27366         * web.c (union_defs): use all defs of an instruction to create a
27367         union with a read/write use
27369 2004-06-29  Richard Henderson  <rth@redhat.com>
27371         PR middle-end/16216
27372         * builtins.c (gimplify_va_arg_expr): Check for valist being
27373         an error_mark_node.
27375 2004-06-29  Jakub Jelinek  <jakub@redhat.com>
27377         PR target/16195
27378         * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
27379         r30 fixed if TARGET_TOC && TARGET_MINIMAL_TOC.
27380         (first_reg_to_save): Pretend call_used_regs[30] is 0 if
27381         TARGET_TOC && TARGET_MINIMAL_TOC.
27382         (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
27384 2004-06-29  J"orn Rennecke <joern.rennecke@superh.com>
27386         Fix gcc.dg/builtin-apply2.c failures:
27387         * sh.h (TARGET_VARARGS_PRETEND_ARGS): Define.
27388         * sh.c (extra_push): Delete.
27389         (sh_expand_prologue): Don't do extra stack adjustment for
27390         current_function_pretend_args_size if it comes from varargs setup.
27391         Use TARGET_VARARGS_PRETEND_ARGS.  Don't set extra_push.
27392         (sh_expand_epilogue): Don't use extra_push.
27393         (sh_setup_incoming_varargs): Set pretend_arg_size when necessary.
27395 2004-06-29  Roger Sayle  <roger@eyesopen.com>
27397         * expmed.c (expand_smod_pow2): Provide alternate implementations
27398         that avoid conditional jumps, and choose between them based upon
27399         the target's rtx_costs.
27401 2004-06-29  Andrew Pinski  <apinski@apple.com>
27403         * tree-sra.c: Include expr.h for definition of MOVE_RATIO.
27404         * Makefile.in (tree-sra.c): Update dependencies.
27406 2004-06-29  Richard Henderson  <rth@redhat.com>
27408         * tree-sra.c: Rewrite from scratch.  Handle nested aggregates.
27410 2004-06-29  Nathan Sidwell  <nathan@codesourcery.com>
27412         * vec.h (VEC_T_safe_push, VEC_T_safe_insert): Tweak for when
27413         size_t is bigger than int.
27415 2004-06-29  Paul Brook  <paul@codesourcery.com>
27417         * target-def.h (TARGET_CXX_GET_COOKIE_SIZE,
27418         TARGET_CXX_COOKIE_HAS_SIZE): Define.
27419         (TARGET_CXX): Use them.
27420         * target.h (struct gcc_target): Add cxx.get_cookie_size and
27421         cxx.cookie_has_size.
27422         * targhooks.c (default_cxx_get_cookie_size): New fucntion.
27423         * targhooks.h (default_cxx_get_cookie_size): Add prototype.
27424         * config/arm/arm.c (TARGET_CXX_GET_COOKIE_SIZE,
27425         TARGET_CXX_COOKIE_HAS_SIZE): Define.
27426         (arm_get_cookie_size, arm_cookie_has_size): New functions.
27427         * Make-lang.in (cp/init.o): Add dependency on $(TARGET_H).
27428         * doc/tm.texi: Document TARGET_CXX_GET_COOKIE_SIZE and
27429         TARGET_CXX_COOKIE_HAS_SIZE.
27431 2004-06-29  J"orn Rennecke <joern.rennecke@superh.com>
27433         * cfglayout.c (fixup_reorder_chain): Don't do anything for
27434         e_fall->dest == EXIT_BLOCK_PTR.
27436 2004-06-28  Richard Henderson  <rth@redhat.com>
27438         * tree-cfg.c (verify_stmt): Add last_in_block parameter.  Verify
27439         that eh stmts can throw.
27440         (verify_stmts): Update verify_stmt call.
27441         (tree_purge_dead_eh_edges, tree_purge_all_dead_eh_edges): New.
27442         * tree-eh.c (remove_stmt_from_eh_region): New.
27443         (lower_eh_constructs): Fix throw_stmt_table delete routine.
27444         (tree_could_trap_p): Match may_trap_p.
27445         (maybe_clean_eh_stmt): New.
27446         * tree-flow.h: Update decls.
27447         * tree-ssa-ccp.c (pass_ccp): Add TODO_verify_stmts.
27448         (substitute_and_fold): Clean eh edges.
27449         * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Handle
27450         empty basic blocks.
27451         * tree-ssa-dom.c (need_eh_cleanup): New.
27452         (tree_ssa_dominator_optimize): Allocate it.  Cleanup eh edges.
27453         (optimize_stmt): Cleanup eh stmts; set need_eh_cleanup.
27455 2004-06-29  Alan Modra  <amodra@bigpond.net.au>
27457         * function.c (assign_parms): Don't abort with zero size stack
27458         parm failing the PARM_BOUNDARY check.
27460 2004-06-28  Diego Novillo  <dnovillo@redhat.com>
27462         * common.opt (ftree-fre): New flag.
27463         * flags.h (flag_tree_fre): Declare.
27464         * opts.c (decode_options): Set.
27465         * timevar.def (TV_TREE_FRE): Define.
27466         * tree-flow-inline.h (may_propagate_copy): Re-arrange for
27467         readability.  Handle destinations that are not SSA_NAMEs.
27468         * tree-flow.h (struct ptr_info_def): Move from tree.h
27469         (cprop_into_stmt, cprop_into_successor_phis): Remove.
27470         (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Add
27471         vuse_optype parameter.
27472         * tree-pass.h (pass_fre): Declare.
27473         * tree-ssa-copy.c (cprop_operand): Move to tree-ssa-dom.c
27474         (cprop_into_stmt): Likewise.
27475         (cprop_into_successor_phis): Likewise.
27476         * tree-ssa-dom.c (eliminate_redundant_computations): Fix
27477         argument ordering in call to may_propagate_copy.
27478         * tree-ssa-pre.c (is_undefined_value): Assume hard registers
27479         to be always defined.
27480         (add_to_sets): New local function.
27481         (create_value_expr_from): New local function.
27482         (compute_avail): Call them.
27483         (eliminate): Don't ignore statements with virtual operands.
27484         (init_pre): New local function.
27485         (fini_pre): New local function.
27486         (execute_pre): Call them.
27487         Add argument DO_FRE.  Don't do insertion if DO_FRE is true.
27488         (do_pre): New function.
27489         (do_fre): New function.
27490         (gate_fre): New function.
27491         (pass_fre): Declare.
27492         * tree-ssa.c (init_tree_ssa): Don't call vn_init.
27493         (delete_tree_ssa): Don't call vn_delete.
27494         * tree-vn.c (val_expr_pair_d): Add documentation.
27495         (vn_compute): Add VUSES argument to incorporate in computing
27496         hash values.  Update all callers.
27497         (expressions_equal_p): Call operand_equal_p with
27498         OEP_PURE_SAME.
27499         (vn_add): Add VUSES argument.  Update all callers.
27500         (vn_lookup): Likewise.
27501         (vn_lookup_or_add): Likewise.
27502         * doc/invoke.texi: Document -ftree-fre and -fdump-tree-fre.
27504 2004-06-28  Steven Bosscher  <stevenb@suse.de>
27506         * config/m32r/m32r.c (m32r_sched_odd_word_p, m32r_adjust_cost,
27507         m32r_sched_init, m32r_sched_reorder, m32r_variable_issue): Remove.
27508         (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
27509         TARGET_SCHED_INIT, TARGET_SCHED_REORDER): Don't define.
27510         * config/m32r/m32r.md: Rewrite the pipeline description as a DFA.
27512 2004-06-28  Richard Henderson  <rth@redhat.com>
27514         * tree.def (REALPART_EXPR, IMAGPART_EXPR): Change class to 'r'.
27515         * fold-const.c (operand_equal_p <case 'r'>): Add REALPART_EXPR,
27516         IMAGPART_EXPR.
27517         * tree-dump.c (dequeue_and_dump): Handle REALPART_EXPR and
27518         IMAGPART_EXPR explicitly.
27519         * tree-inline.c (estimate_num_insns_1): Don't handle REALPART_EXPR
27520         and IMAGPART_EXPR specially.
27521         * tree.c (build1_stat): Copy TREE_THIS_VOLATILE into class 'r'.
27523 2004-06-28  J"orn Rennecke <joern.rennecke@superh.com>
27525         * config.gcc (sh*-*elf*): Remove dead assignment of sh_multilibs.
27527 2004-06-28  Joseph S. Myers  <jsm@polyomino.org.uk>
27529         * builtins.def (execl, execlp, execle, execv, execvp, execve,
27530         fork): Change to DEF_EXT_LIB_BUILTIN.
27532 2004-06-28  Roger Sayle  <roger@eyesopen.com>
27534         * expmed.c (expand_smod_pow2): New function to expand signed
27535         remainder by a constant power of 2, such as "x % 16".
27536         (expand_divmod): Call new expand_smod_pow2 when appropriate.
27537         Minor corrections to comments, e.g. wrapping long lines.
27539 2004-06-28  Ulrich Weigand  <uweigand@de.ibm.com>
27541         * Makefile.in (vec.o): Fix dependencies.
27543 2004-06-28  Andreas Tobler <a.tobler@schweiz.ch>
27545         * Makefile.in: Fix parallel make dependency problem on vec.o.
27547 2004-06-28  Dhananjay Deshpande  <dhananjayd@kpitcummins.com>
27549         PR target/14041
27550         * config/h8300/h8300.h (ASM_OUTPUT_ALIGNED_BSS): Define.
27552 2004-06-28  Nathan Sidwell  <nathan@codesourcery.com>
27554         * tree.h (tree_check_failed): Make varadic.
27555         (tree_not_check_failed): New prototype.
27556         (tree_check2_failed, tree_check3_failed,
27557         tree_check4_failed, tree_check5_failed): Remove.
27558         (TREE_CHECK, TREE_CHECK2, TREE_CHECK3, TREE_CHECK4,
27559         TREE_CHECK5): Adjust.
27560         (TREE_NOT_CHECK, TREE_NOT_CHECK2, TREE_NOT_CHECK3, TREE_NOT_CHECK4,
27561         TREE_NOT_CHECK5): New.
27562         (TREE_VEC_ELT_CHECK, PHI_NODE_ELT_CHECK, TREE_OPERAND_CHECK_CODE,
27563         TREE_RTL_OPERAND_CHECK): Adjust.
27564         * tree.c (tree_check_failed): Make varadic.
27565         (tree_not_check_failed): New.
27566         (tree_check2_failed, tree_check3_failed,
27567         tree_check4_failed, tree_check5_failed): Remove.
27569 2004-06-28  Ulrich Weigand  <uweigand@de.ibm.com>
27571         * combine.c (can_combine_p): Do not prevent building insns that use
27572         and clobber the same fixed hard register.
27573         (reg_dead_at_p): Likewise.
27575 2004-06-28  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27577         * tree-sra.c (is_sra_candidate_ref): Remove second arg; all callers
27578         changed.
27579         (is_sra_candidate_complex_ref): New function.
27580         (scalarize_modify_expr): Call it and check for LHS also.
27582         * tree-pretty-print.c (dump_function_declaration): New.
27583         (dump_generic_node, case FUNCTION_TYPE): Call it.
27584         (dump_generic_node, case RECORD_TYPE): Don't output dup semicolon.
27585         (dump_generic_node, case DECL_EXPR): New case.
27586         (dump_generic_node, case PLACEHOLDER_EXPR): Handle.
27587         (print_declaration): Handle type and function declarations.
27589         * tree-nested.c (create_tmp_var_for): Allow ARRAY_TYPE.
27590         (convert_nonlocal_reference, convert_local_reference): Properly
27591         convert nest of handled component references.
27593 2004-06-28  Nathan Sidwell  <nathan@codesourcery.com>
27595         * vec.h, vec.c: New, type safe vector API.
27596         * Makefile.in (OBJS-common): Add vec.o.
27597         (vec.o): New target.
27598         (gengtype-lex.o): Depend on vec.h.
27600 2004-06-28  Paolo Bonzini  <bonzini@gnu.org>
27602         * fold-const.c (fold_cond_expr_with_comparison): Add ARG1
27603         parameter.  Use it instead of ARG00 to produce the result.
27605 2004-06-28  Alexandre Oliva  <aoliva@redhat.com>
27607         * config/mn10300/mn10300-protos.h (legitimate_address_p): Declare.
27608         * config/mn10300/mn10300.c (legitimate_address_p): New.  Test that
27609         index is legitimate, compared with code moved from...
27610         * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): here.
27611         (REG_STRICT): Define, according to REG_OK_STRICT.
27612         (REGNO_IN_RANGE_P, REGNO_DATA_P, REGNO_ADDRESS_P, REGNO_SP_P,
27613         REGNO_EXTENDED_P, REGNO_AM33_P, REGNO_FP_P): Introduce strict
27614         argument.
27615         (REGNO_STRICT_OK_FOR_BASE_P, REGNO_STRICT_OK_FOR_BIT_BASE_P,
27616         REGNO_STRICT_OK_FOR_INDEX_P): New.
27617         (REGNO_OK_FOR_BASE_P, REG_OK_FOR_BASE_P, REGNO_OK_FOR_BIT_BASE_P,
27618         REG_OK_FOR_BIT_BASE_P, REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P,
27619         RTX_OK_FOR_BASE_P): Use them.
27621 2004-06-28  Ben Elliston  <bje@au.ibm.com>
27623         * doc/cfg.texi (Basic Blocks): Define dominators.
27625 2004-06-27  Andrew Pinski  <pinskia@physics.uc.edu>
27627         PR c++/16205
27628         * c-common.c (warn_for_collisions_1): Warn for only decls which
27629         have a name.
27631         PR c++/15145
27632         * c.opt (Wsequence-point): Enable for C++ and ObjC++.
27634         PR c/14963
27635         * c-decl.c (start_decl): Check for null types.
27637 2004-06-27  David Edelsohn  <edelsohn@gnu.org>
27639         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27640         Accept TOC addresses.
27642 2004-06-27  Ulrich Weigand  <uweigand@de.ibm.com>
27644         * config/s390/s390-protos.h (s390_load_got): Update prototype.
27645         * config/s390/s390.c (struct machine_function): Add member base_reg.
27646         (s390_decompose_address): Accept UNSPEC_LTREF.  Simplify logic.
27647         (s390_split_branches): Annotate late pool references.
27648         (annotate_constant_pool_refs): New function.
27649         (find_constant_pool_ref): Work on annotated pool references.
27650         (replace_constant_pool_ref): Likewise.  Use explicit base.
27651         (replace_ltrel_base): Use explicit base.
27652         (s390_mainpool_start): Reflect main_pool pattern change.
27653         (s390_mainpool_finish): Use base register from main_pool.
27654         Update calls to replace_ltrel_base and replace_constant_pool_ref.
27655         (s390_chunkify_start): Use base_reg from struct machine_function.
27656         (s390_chunkify_finish): Remove base_reg argument.  Update calls
27657         to replace_ltrel_base and replace_constant_pool_ref.
27658         (s390_reorg): Don't decide upon base register.  Update calls.
27659         (s390_load_got): Remove MAYBE_DEAD handling.  Do not emit insns
27660         but return sequence instead.
27661         (s390_emit_prologue): Decide upon base register to use.  Annotate
27662         all literal pool references.  Adapt to main_pool pattern change.
27663         Update s390_load_got call; move MAYBE_DEAD handling here.
27664         (s390_emit_epilogue): Annotate late literal pool references.
27665         Remove barrier before register restore instruction.
27666         * config/s390/s390.md (UNSPEC_LTREF): New constant.
27667         ("builtin_setjmp_receiver"): Update s390_load_got call.
27668         ("main_pool"): Explicitly reference base register.
27670 2004-06-27  Roger Sayle  <roger@eyesopen.com>
27672         * fold-const.c (fold) <BIT_IOR_EXPR>: Optimize ~X|X and X|~X as -1.
27673         <BIT_XOR_EXPR>: Optimize ~X|X and X|~X as -1.
27674         <BIT_AND_EXPR>: Optimize ~X&X and X&~X as 0.
27675         <TRUTH_AND_EXPR, TRUTH_ANDIF_EXPR>: Optimize !X&&X and X&&!X as false.
27676         <TRUTH_OR_EXPR, TRUTH_ORIF_EXPR>: Optimize !X||X and !X||X as true.
27677         <TRUTH_XOR_EXPR>: Optimize !X^X and X^X! as true.  Now that
27678         TRUTH_XOR_EXPR is a commutative tree code, don't test whether arg0
27679         is a constant.
27681 2004-06-26  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27683         * c-common.c (c_safe_from_p, c_walk_subtrees): Deleted.
27684         * c-common.def (DECL_STMT): Remove.
27685         * c-common.h (DECL_STMT_DECL): Deleted.
27686         (COMPOUNT_LITERAL_EXPR_DECL): Use DECL_EXPR_DECL.
27687         (c_safe_from_p, c_walk_subtrees): Deleted.
27688         * c-decl.c, c-parse.in, c-pretty-print.c: DECL_STMT now DECL_EXPR.
27689         * c-dump.c (c_dump_tree, case DECL_STMT): Deleted.
27690         * c-gimplify.c (gimplify_decl_stmt): Deleted.
27691         (gimplify_compound_literal_expr): Use DECL_EXPR_DECL
27692         and gimplify_and_add.
27693         (c_gimplify_expr, case DECL_EXPR): New case.
27694         (c_gimplify_expr, case DECL_STMT): Deleted.
27695         * c-lang.c (LANG_HOOKS_SAFE_FROM_P): Likewise.
27696         (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
27697         * expr.c (safe_from_p, case 's'): New case.
27698         * gimplify.c (gimplify_decl_expr): New function.
27699         (gimplify_expr, case DECL_EXPR): New case.
27700         * tree-inline.c (walk_tree): Walk into all fields of a type and
27701         decl only if they are in a DECL_EXPR.
27702         (mark_local_for_remap_r): Minor code cleanup.
27703         * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Add else.
27704         * tree.c (has_cleanups, case DECL_EXPR): New case.
27705         * tree.def (DECL_EXPR): New code.
27706         * tree.h (DECL_EXPR_DECL): New macro.
27708         * objc/objc-lang.c (LANG_HOOKS_SAFE_FROM_P): Deleted.
27710 2004-06-26  Andrew Pinski  <pinskia@physics.uc.edu>
27712         PR 13334
27713         * doc/install.texi: Document non-standard CFLAGS and bootstrap
27714         failures and warnings.
27716 2004-06-26  Andrew Haley  <aph@redhat.com>
27718         * emit-rtl.c (set_mem_attributes_minus_bitpos): Check
27719         TREE_THIS_NOTRAP when setting MEM_NOTRAP_P.
27720         * tree-eh.c (tree_could_trap_p): Check TREE_THIS_NOTRAP.
27721         * tree.h (TREE_THIS_NOTRAP): New.
27723 2004-06-26  Kaz Kojima  <kkojima@gcc.gnu.org>
27725         * genattrtab.c (write_test_expr): Put a unsigned cast before
27726         the first operand for GEU, GTU, LEU and LTU.
27728 2004-06-26  Kazu Hirata  <kazu@cs.umass.edu>
27730         * c-typeck.c, cfgexpand.c, ddg.c, ddg.h, df.c, fold-const.c,
27731         gcov.c, gimplify.c, modulo-sched.c, passes.c, tree-cfg.c,
27732         tree-mudflap.c, tree-nrv.c, tree-outof-ssa.c, tree-ssa-dom.c,
27733         tree-ssa-dse.c, tree-ssa-operands.c, tree-ssa-pre.c,
27734         tree-tailcall.c: Fix comment typos.  Follow spelling
27735         conventions.
27737 2004-06-25  Eric Christopher  <echristo@redhat.com>
27739         * config/mips/mips.md: Add back scheduling exclusion info.
27741 2004-06-25  Roger Sayle  <roger@eyesopen.com>
27743         * ifcvt.c (seq_contains_jump): Delete function.
27744         (end_ifcvt_sequence): Replace call to seq_contains_jump with an
27745         inline test for a jump instruction in the existing "insn" loop.
27746         (block_fallthru): Document function.
27748 2004-06-25  Philip Blundell  <philb@gnu.org>
27750         PR wrong-code/15089
27751         * loop.c (scan_loop): Do not move user-specified register
27752         assignments.
27754 2004-06-25  DJ Delorie  <dj@redhat.com>
27756         * c-common.h (warn_cast_qual, warn_missing_format_attribute,
27757         warn_pointer_arith, warn_missing_prototypes, warn_parentheses,
27758         warn_missing_braces, warn_sign_compare, warn_long_long,
27759         warn_redundant_decls, warn_float_equal, warn_char_subscripts,
27760         warn_conversion, warn_format_y2k, warn_format_extra_args,
27761         warn_format_zero_length, warn_format_nonliteral,
27762         warn_format_security, mesg_implicit_function_declaration,
27763         warn_bad_function_cast, warn_traditional,
27764         warn_declaration_after_statement, warn_strict_prototypes,
27765         warn_missing_declarations, warn_nested_externs,
27766         warn_sequence_point, warn_init_self, warn_div_by_zero,
27767         warn_implicit_int, warn_nonnull, warn_old_style_definition,
27768         warn_selector, warn_undeclared_selector, warn_protocol,
27769         warn_abi, warn_invalid_offsetof, warn_ctor_dtor_privacy,
27770         warn_overloaded_virtual, warn_nonvdtor, warn_reorder,
27771         warn_synth, warn_pmf2ptr, warn_ecpp, warn_sign_promo,
27772         warn_old_style_cast, warn_nontemplate_friend,
27773         warn_deprecated): Remove explicit declarations.
27774         * c-common.c: Likewise, remove explicit definitions.
27775         * c-opts.c: Likewise, remove explicit assignments.
27776         * c.opts: Likewise, add implicit declare/define/assign.
27778 2004-06-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27780         * gimplify.c (lookup_tmp_var): Set TREE_READONLY in is_formal case.
27781         (build_addr_expr_with_type): Deleted.
27782         (build_addr_expr): Deleted; callers changed to build_fold_addr_expr.
27783         (gimplify_compound_lval): Make two passes over reference nest.
27785         * tree-nested.c (build_addr): Merge real/imagpart with
27786         handled_component_p.
27787         (convert_nonlocal_reference, convert_local_reference): Process extra
27788         args to COMPONENT_REF and ARRAY_REF.
27789         * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Check for
27790         lower bound and field offset being constant.
27792 2004-06-25  Mark Mitchell  <mark@codesourcery.com>
27794         PR wrong-code/16129
27795         * alias.c (get_alias_set): Adjust setting of
27796         DECL_POINTER_ALIAS_SET for pointers to aggregates.
27798 2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27800         * tree-inline.c (remap_type): Arrange to have just one pointer type
27801         for each type, mode, and 'can alias' value.
27802         (setup_one_parameter): Remap type when making VAR_DECL for PARM_DECL.
27803         (estimate_num_insns_1): Minor code reformatting.
27804         (inline_forbidden_p_1): Likewise; add; missing return statement.
27806 2004-06-25  Roger Sayle  <roger@eyesopen.com>
27808         PR middle-end/15825
27809         * ifcvt.c (unshare_ifcvt_sequence): Rename to end_ifcvt_sequence.
27810         Use get_isns and end_sequence instead of accepting a seq argument.
27811         Scan the instruction sequence for unrecognizable or jump insns.
27812         (noce_try_move, noce_try_store_flag, noce_try_store_flag_constants,
27813         noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove,
27814         noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
27815         noce_try_sign_mask): Use end_ifcvt_sequence to factor common code.
27817 2004-06-24  Jeff Law  <law@redhat.com>
27819         * gimplify.c (gimplify_compound_lval): Reset TREE_SIDE_EFFECTS
27820         after gimplifying the innermost component.
27822 2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
27824         PR target/16176
27825         * config/mips/mips.c (mips_expand_unaligned_load): Use a temporary
27826         register for the destination of the lwl or ldl.
27828 2004-06-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27830         * tree-dfa.c (get_virtual_var): Merge real/imaginary parts with
27831         handled_component_p handling.
27832         * tree-gimple.c (get_base_address): Likewise and fix typo that
27833         caused both recursion and looping.
27835         * tree-cfg.c (verify_expr): Add macro CHECK_OK.
27836         Properly test for nest of handled_components in LHS context.
27838 2004-06-25  Devang Patel  <dpatel@apple.com>
27840         * doc/tree-ssa.texi: Document info about MODIFY_EXPR's type
27842 2004-06-25  Paul Brook  <paul@codesourcery.com>
27844         * target-def.h (TARGET_CXX_GUARD_TYPE, TARGET_CXX_GUARD_MASK_BIT,
27845         TARGET_CXX): Define.
27846         (TARGET_INITIALIZER): Use TARGET_CXX.
27847         * target.h (struct gcc_target): Add struct cxx.
27848         * targhooks.h (default_cxx_guard_type): Add prototype.
27849         * targhooks.c (default_cxx_guard_type): New function.
27850         * config/arm/arm.c (TARGET_CXX_GUARD_TYPE, TARGET_CXX_GUARD_MASK_BIT):
27851         Define.
27852         (arm_cxx_guard_type, arm_cxx_guard_mask_bit): New functions.
27853         * doc/tm.texi: Document TARGET_CXX_GUARD_TYPE and
27854         TARGET_CXX_GUARD_MASK_BIT.
27856 2004-06-25  Devang Patel  <dpatel@apple.com>
27858         * config/rs6000/darwin.h (CC1_SPEC): Handle -gused and -gfull.
27859         * config/i386/darwin.h (CC1_SPEC): Same.
27861 2004-06-25  Mark G. Adams  <mark.g.adams@sympatico.ca>
27863         * dbxout.h: Add include guards
27865 2004-06-25  Paul Brook  <paul@codesourcery.com>
27867         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_EABI__.
27869 2004-06-25  Richard Earnshaw  <rearnsha@arm.com>
27871         * arm.c (arm_arch4t): New variable.
27872         (arm_override_options): Initialize it.  If compiling for armv5 or
27873         higher clear TARGET_INTERWORK.
27874         (output_call): Abort if called for armv5.  Use BX if it's available.
27875         (output_call_mem): Use BLX if available and ensure that all armv5
27876         code is interworking safe.
27877         (output_return_instruction): Always use BX in preference to MOV if
27878         it's available.
27879         (arm_output_epilogue): Likewise.
27880         (arm_final_prescan_insn): Never conditionally call a subroutine
27881         on armv5.
27882         * arm.h (arm_arch4t): Declare.
27883         * arm.md (call_reg_armv5, call_value_reg_armv5): New.
27884         (call_reg_arm, call_value_reg_arm): Renamed from call_reg and
27885         call_value_reg respectively.
27886         (call_reg_thumb_v5, call_value_reg_thumb_v5): New.
27887         (call_reg_thumb, call_value_reg_thumb): Renamed from call_indirect
27888         and call_value_indirect respectively.
27890 2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
27892         * config/mips/mips.c (reg_or_const_float_1_operand): Reimplement
27893         in terms of const_float_1_operand.
27895 2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
27897         PR target/16144
27898         * config/mips/mips.md (divsf, divdf): Don't FAIL if the first operand
27899         is 1.0; force it into a register instead.
27901 2004-06-25  Bernardo Innocenti  <bernie@develer.com>
27903         * config/m68k/m68k.h: Restore valid comment removed by mistake with
27904         the recent m68k comments cleanup.
27906 2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27908         * c-gimplify.c (gimplify_for_stmt): Use gimplify_and_add.
27909         * gimplify.c (internal_get_tmp_var, gimplify_return_expr): Likewise.
27910         (gimplify_loop_expr, gimplify_init_constructor): Likewise.
27911         (gimplify_self_mod_expr, gimplify_cond_expr): Likewise.
27913         PR/16131
27914         * gimplify.c (voidify_wrapper_expr): Allow TARGET_EXPR.
27916         * gimplify.c: Remove unneeded forward declarations.
27918         * gimplify.c (append_to_compound_expr): Deleted.
27919         * tree-gimple.h (append_to_compound_expr): Deleted.
27921         * fold-const.c (fold_addr_expr_with_type): Look through all
27922         valid LHS modifiers to find a base to mark addressable.
27924         * tree.h (debug_find_tree): Add declaration.
27925         * tree-inline.c (debug_find_tree): Remove extern declaration.
27927 2004-06-24  Eric Christopher  <echristo@redhat.com>
27929         * config/rs6000/rs6000.md: Apply change mistakenly
27930         deleted with 2004-06-22 patch.
27932 2004-06-24  Richard Henderson  <rth@redhat.com>
27934         * c-decl.c (c_in_iteration_stmt, c_in_case_stmt): Remove.
27935         (c_break_label, c_cont_label): New.
27936         (start_function): Update initializations.
27937         (c_push_function_context): Update saves.
27938         (c_pop_function_context): Update restores.
27939         * c-parse.in: Update expected conflicts.
27940         (stmt_count, compstmt_count): Remove.  Remove all updates.
27941         (if_prefix, simple_if, do_stmt_start): Remove.
27942         (lineno_labeled_stmt): Remove.
27943         (lineno_labels): New.
27944         (c99_block_lineno_labeled_stmt): Use it.
27945         (lineno_stmt, lineno_label): Don't clear EXPR_LOCUS before calling
27946         annotate_with_locus.
27947         (select_or_iter_stmt): Replace by ...
27948         (condition, if_statement_1, if_statement_2, if_statement,
27949         start_break, start_continue, while_statement, do_statement,
27950         for_cond_expr, for_incr_expr, for_statement, switch_statement): New.
27951         (stmt): Split out ...
27952         (stmt_nocomp): ... this.  Use c_finish_bc_stmt, c_finish_goto_label,
27953         c_finish_goto_ptr.
27954         * c-semantics.c (add_stmt): Don't add line numbers to labels.
27955         * c-tree.h: Update prototypes.
27956         (struct language_function): Remove x_in_iteration_stmt, x_in_case_stmt;
27957         add x_break_label, x_cont_label, x_switch_stack.
27958         (c_switch_stack): Declare.
27959         * c-typeck.c (c_finish_goto_label, c_finish_goto_ptr): New.
27960         (c_finish_return): Return the statement.
27961         (c_switch_stack): Rename from switch_stack; export.
27962         (if_elt, if_stack, if_stack_space, if_stack_pointer): Remove.
27963         (c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_begin_else,
27964         c_finish_else): Remove.
27965         (c_finish_if_stmt): Rewrite to perform the entire operation.
27966         (c_begin_while_stmt, c_finish_while_stmt_cond, c_finish_while_stmt,
27967         c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
27968         c_finish_for_stmt_incr, c_finish_for_stmt): Remove.
27969         (c_finish_loop): New.
27970         (c_finish_bc_stmt): New.
27971         (c_finish_expr_stmt): Return the statement.  Split out...
27972         (c_process_expr_stmt): ... this.  Don't add locus to error marks.
27973         * gimplify.c (gimplify_cond_expr): Accept NULL type statements.
27974         * tree-gimple.c (is_gimple_stmt): Likewise.
27975         * tree-pretty-print.c (dump_generic_node <COND_EXPR>): Likewise.
27976         (print_struct_decl): Delete empty compound statement.
27977         * objc/objc-act.c (objc_build_throw_stmt): Return the statement.
27978         * objc/objc-act.h: Update decl.
27980 2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27982         * tree-pretty-print.c (dump_generic_node, case TYPE_DECL):
27983         Don't look at TYPE_METHODS unless RECORD_TYPE or UNION_TYPE.
27985 2004-06-24  Andrew Pinski  <apinski@apple.com>
27987         * objc-act.c (build_objc_method_call): Save the lookup_object
27988         so we do not call it twice.
27990 2004-06-24  Richard Henderson  <rth@redhat.com>
27992         * tree-ssa-dom.c (real_avail_expr_hash): New.
27993         (tree_ssa_dominator_optimize): Use it in the htab.
27995 2004-06-24  Frank Ch. Eigler  <fche@redhat.com>
27997         * tree-mudflap.c (mx_register_decls): Add third (type) argument
27998         to synthesized __mf_unregister call.
28000 2004-06-24  Roger Sayle  <roger@eyesopen.com>
28002         PR middle-end/15239
28003         * expmed.c (expand_mult): Remove artificial restriction on the
28004         maximum cost of a synthetic multiplication sequence.
28006 2004-06-24  Eric Christopher  <echristo@redhat.com>
28008         * combine.c (distribute_notes): Don't delete sets to
28009         global register variables.
28011 2004-06-24  Jakub Jelinek  <jakub@redhat.com>
28013         * config/i386/i386.md (ffsdi2, clzdi2): New expanders.
28014         (ffs_rex64): New splitter.
28015         (ffsdi_1, ctzdi2, bsr_rex64): New instructions.
28017 2004-06-24  Andrew Pinski  <apinski@apple.com>
28019         * config/darwin7.h (MATH_LIBRARY): Remove.
28020         (LIB_SPEC): Define.
28021         * config/darwin.h (MATH_LIBRARY): Define always to empty.
28022         (LIB_SPEC): Only define if not already defined.
28024 2004-06-24  Revital Eres  <eres@il.ibm.com>
28026         * loop-iv.c (iv_analyze, simple_set_p): Support for identifying
28027         shifts of induction variable.
28028         (iv_shift): New function.
28030 2004-06-24  Richard Henderson  <rth@redhat.com>
28032         * gimplify.c (gimplify_body): Watch for body vanishing.
28034 2004-06-24  Jeff Law  <law@redhat.com>
28036         * tree-ssa-dom.c (record_dominating_conditions): New function.
28037         (dom_opt_finalize_block, get_eq_expr_value): Use it.
28039 2004-06-24  Richard Sandiford  <rsandifo@redhat.com>
28041         * calls.c (shift_returned_value): Fix handling of non-integer
28042         TYPE_MODEs.
28044 2004-06-24  Ulrich Weigand  <uweigand@de.ibm.com>
28046         * c-decl.c (finish_function): Do not check for DEFAULT_MAIN_RETURN.
28047         * system.h (DEFAULT_MAIN_RETURN): Poison.
28048         * doc/tm.texi (DEFAULT_MAIN_RETURN): Remove documentation.
28050 2004-06-24  Ben Elliston  <bje@au.ibm.com>
28052         * doc/cfg.texi (Edges): Fix typo.
28054 2004-06-24  Paul Brook  <paul@codesourcery.com>
28056         * config/arm/arm.c (arm_output_epilogue): Remove excess checks.
28058 2004-06-23  Andrew Pinski  <apinski@apple.com>
28060         PR middle-end/15988
28061         * fold-const.c (fold_convert): Types which are compatible
28062         can be converted with only a NOP_EXPR.
28064 2004-06-24  Alan Modra  <amodra@bigpond.net.au>
28066         * calls.c (expand_call): Call INIT_CUMULATIVE_ARGS earlier, and
28067         pass raw n_named_args to it.
28068         * targhooks.c: Formatting.
28069         (hook_bool_CUMULATIVE_ARGS_false): Correct comment.
28071 2004-06-23  Richard Henderson  <rth@redhat.com>
28073         * c-gimplify.c (gimplify_decl_stmt): Push gimplify_one_sizepos inside
28074         non-constant size check.  Gimplify the type too.  Tidy building
28075         BUILT_IN_STACK_ALLOC call.
28077 2004-06-23  Roger Sayle  <roger@eyesopen.com>
28079         * c-common.c (expand_unordered_cmp): Delete.
28080         (expand_tree_builtin): Delete.
28081         * c-common.h (expand_tree_builtin): Delete function prototype.
28082         * c-typeck.c (build_function_call): Don't call expand_tree_builtin.
28084 2004-06-23  Richard Henderson  <rth@redhat.com>
28086         * gimplify.c (gimplify_compound_lval): Don't set ARRAY_REF or
28087         COMPONENT_REF variable fields unless they're non-constant.
28089 2004-06-23  Robert Millan  <robertmh@gnu.org>
28091         * config.gcc: Merge kfreebsd*-gnu with linux* and add knetbsd*-gnu.
28092         * config/i386/linux.h: Allow overriding of LINK_EMULATION,
28093           DYNAMIC_LINKER and register names in sc_ structure.
28094         * config/kfreebsd-gnu.h: New. kfreebsd-gnu followup for linux.h.
28095         * config/i386/kfreebsd-gnu.h: New. Ditto for i386-kfreebsd-gnu.
28096         * config/knetbsd-gnu.h: New. Ditto for knetbsd-gnu.
28097         * config/i386/knetbsd-gnu.h: New. Ditto for i386-knetbsd-gnu.
28099         * config/kfreebsdgnu.h: Remove.
28100         * config/t-kfreebsd-gnu: Likewise.
28101         * config/i386/kfreebsdgnu.h: Likewise.
28103 2004-06-23  Eric Christopher  <echristo@redhat.com>
28105         * fold-const.c (make_range): Cleanup type checking through function.
28106         Remove orig_type. Replace with checks to exp_type and arg0_type.
28107         Clarify comment when converting from unsigned to signed.
28109 2004-06-23  Eric Christopher  <echristo@redhat.com>
28111         * config/mips/mips.c (mips_use_dfa_pipeline_interface): Add R3000.
28112         * config/mips/mips.md: Remove R3000 scheduling description.
28113         * config/mips/3000.md: New file.
28115 2004-06-23  Ulrich Weigand  <uweigand@de.ibm.com>
28117         * config/s390/s390-protos.h (s390_emit_compare): Add prototype.
28118         (s390_emit_jump): Likewise.
28119         * config/s390/s390.c (s390_emit_compare): New function.
28120         (s390_emit_jump): Likewise.
28121         * config/s390/s390.md ("beq", "bne", "bgt", "bgtu", "blt", "bltu",
28122         "bge", "bgeu", "ble", "bleu", "bunordered", "bordered", "buneq",
28123         "bungt", "bunlt", "bunge", "bunle", "bltgt"): Use s390_emit_compare
28124         and s390_emit_jump.
28125         ("cjump"): Remove, replace by ...
28126         ("*cjump_64", "*cjump_31"): ... these insns.  Improve length default.
28127         ("icjump", "*icjump_64", "*icjump_31"): Likewise.
28128         ("trap"): Fix type attribute.
28129         ("conditional_trap"): Use s390_emit_compare.
28130         ("doloop_si"): Remove, replace by ...
28131         ("doloop_si64", "doloop_si31"): ... these new insn_and_split.
28132         Merge existing splitter into insn_and_split.  Improve length default.
28133         ("doloop_di"): Merge with existing splitter into insn_and_split.
28134         ("doloop"): Adapt.
28135         ("jump"): Convert to expander.  Use s390_emit_jump.
28136         ("*jump_64", "*jump_31"): New insns.  Improve length default.
28138 2004-06-23  Wu Yongwei  <adah@sh163.net>
28140         * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
28141         (__gthr_i486_lock_cmp_xchg): New inline assembly function.
28142         (__GTHR_W32_InterlockedCompareExchange): New macro to choose a
28143         suitable function for interlocked compare-and-exchange.
28144         (__gthread_mutex_trylock): Use
28145         __GTHR_W32_InterlockedCompareExchange.
28146         (__gthread_mutex_init_function, __gthread_mutex_lock,
28147         __gthread_mutex_trylock, __gthread_mutex_unlock): Adjust the
28148         initial counter value to work correctly under Windows 95.
28149         * config/i386/gthr-win32.c: Adjust include order.
28150         Define __GTHREAD_I486_INLINE_LOCK_PRIMITIVES before including
28151         gthr-win32.h.
28152         (__gthr_win32_mutex_init_function, __gthr_win32_mutex_lock,
28153         __gthr_win32_mutex_trylock, __gthr_win32_mutex_unlock): Adjust
28154         to match inline versions in gthr-win32.h.
28156 2004-06-23  David Edelsohn  <edelsohn@gnu.org>
28158         * config/rs6000/rs6000.c (rs6000_use_dfa_pipeline_interface): Delete.
28159         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Redefine a hook_int_void_1.
28160         (insvdi_rshift_rlwimi_p): New function.
28161         * config/rs6000/rs6000.md (insvdi_internal2/3): New patterns.
28162         (extendsfdf2): Convert to define_insn_and_split.
28163         * config/rs6000/rs6000-protos.h (insvdi_rshift_rlwimi_p): Prototype.
28165 2004-06-23  Andrew Pinski  <apinski@apple.com>
28167         * c-typeck.c (composite_type, <case ARRAY_TYPE>): Abort if we have
28168         type qualifiers at all.
28169         If both of the type domains are null and the new element type is
28170         the same as one of the, return the one which the element type.
28171         matches.
28172         Do not call qualify_type on the new type.
28174 2004-06-23  Ulrich Weigand  <uweigand@de.ibm.com>
28176         * config/s390/s390.h (DEFAULT_MAIN_RETURN): Remove.
28178 2004-06-23  Roger Sayle  <roger@eyesopen.com>
28180         * convert.c (strip_float_extension): Skip both NOP_EXPR and
28181         CONVERT_EXPR floating point extensions.
28183 2004-06-23  Diego Novillo  <dnovillo@redhat.com>
28185         * Makefile.in (tree-vn.o): New.
28186         (tree-ssa-pre.o): Don't depend on RTL_H.
28187         * tree-dfa.c (find_referenced_vars): Don't call init_tree_ssa.
28188         * tree-flow.h (struct var_ann_d): Remove field expr_set.
28189         (add_to_value, expressions_equal_p, get_value_handle, vn_compute,
28190         vn_lookup_or_add, vn_add, vn_lookup, vn_init, vn_delete): Declare.
28191         * tree-optimize.c (execute_init_datastructures): New local function.
28192         (pass_init_datastructures): New local variable.
28193         (init_tree_optimization_passes): Sequence pass_init_datastructures.
28194         * tree-pretty-print.c (MASK_POINTER): Remove.
28195         (dump_generic_node): Handle VALUE_HANDLE.
28196         * tree-ssa-pre.c: Move all value numbering routines to tree-vn.c.
28197         Update callers to use new function names.
28198         Use VALUE_HANDLE_ID and VALUE_HANDLE_EXPR_SET instead of
28199         variable annotations.
28200         * tree-ssa.c (init_tree_ssa): Call vn_init.
28201         (delete_tree_ssa): Call vn_delete.
28202         * tree-vn.c: New file.
28203         * tree.c (tree_size): Handle VALUE_HANDLE.
28204         (tree_node_structure): Likewise.
28205         (iterative_hash_expr): Likewise.
28206         * tree.def (VALUE_HANDLE): New code.
28207         * tree.h (struct tree_value_handle): New.
28208         (VALUE_HANDLE_ID): Define.
28209         (VALUE_HANDLE_EXPR_SET): Define.
28210         (enum tree_node_structure_enum): Add TS_VALUE_HANDLE.
28211         (union tree_node): Add struct tree_value_handle.
28213 2004-06-23  Andrew Pinski  <apinski@apple.com>
28215         * c-typeck.c (composite_type):
28216         <case POINTER_TYPE>: Build a qualified type of
28217         the new type.
28218         <case ARRAY_TYPE>: Likewise.
28219         <case FUNCTION_TYPE>: Likewise.
28221 2004-06-23  Pat Haugen  <pthaugen@us.ibm.com>
28223         PR optimization/15633
28224         * value-prof.c (divmod_fixed_value_transform): Compute probability
28225         of taking optimal path and pass along to gen_ routine.
28226         (mod_pow2_value_transform): Same.
28227         (mod_subtract_transform): Same.
28228         (gen_divmod_fixed_value): Add new probability parameter.
28229         Add probability to newly created jump.
28230         (gen_mod_pow2): Same.
28231         (gen_mod_subtract): Same.
28233 2004-06-23  Richard Earnshaw  <rearnsha@arm.com>
28235         * PR target/15948
28236         * arm.md (bicsi3_cbranch): Add alternative to handle tying operands
28237         one and two.
28239 2004-06-23  Richard Earnshaw  <rearnsha@arm.com>
28241         PR target/15927
28242         * arm.h (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Don't need a secondary
28243         reload if CLASS is BASE_REGS.
28245 2004-06-23  Richard Sandiford  <rsandifo@redhat.com>
28247         * gengtype-yacc.y (option): Avoid use of non-constant struct
28248         initializer.
28250 2004-06-23  Nathan Sidwell  <nathan@codesourcery.com>
28252         * doc/extend.texi (Function Attributes): Alphabetize.
28254 2004-06-23  Richard Henderson  <rth@redhat.com>
28256         * c-gimplify.c (gimplify_decl_stmt): Update gimplify_type_sizes call.
28257         Use gimplify_and_add.
28258         * c-typeck.c (c_finish_if_stmt): Use NULL instead of empty stmt.
28259         * gimplify.c (build_and_jump, gimplify_exit_expr,
28260         gimplify_init_constructor, gimplify_save_expr, gimple_push_cleanup,
28261         gimplify_stmt, gimplify_expr): Likewise.
28262         (shortcut_cond_expr): Handle NULL arms of COND_EXPR.
28263         (gimplify_statement_list): Remove NULL entries.
28264         (gimplify_to_stmt_list): Handle NULL results.
28265         (gimplify_type_sizes): Add list_p argument.
28266         (gimplify_one_sizepos): Don't use internal pre/post queue.
28267         * tree-gimple.h (gimplify_type_sizes): Update.
28269 2004-06-22  Eric Christopher  <echristo@redhat.com>
28271         * config/rs6000/rs6000.md (*insvsi_internal5/6): New patterns.
28273 2004-06-22  Pat Haugen  <pthaugen@us.ibm.com>
28275         * cfghooks.c (make_forwarder_block): Decrement count on fallthru edge
28276         when redirecting back edges.
28278         * cfghooks.c (split_block): Call make_single_succ_edge so that edge
28279         count/probability are set correctly.
28281 2004-06-22  Richard Henderson  <rth@redhat.com>
28283         * c-typeck.c (emit_side_effect_warnings): Ignore error marks.
28284         (c_finish_stmt_expr): Likewise.
28286         * config/i386/i386.c (TARGET_STRUCT_VALUE_RTX): New.
28287         (ix86_return_in_memory): Move SSE vector return warning ...
28288         (ix86_struct_value_rtx): ... here.  New.
28290 2004-06-22  Richard Henderson  <rth@redhat.com>
28292         * tree.def (VTABLE_REF): Remove.
28293         (OBJ_TYPE_REF): New.
28294         (TRY_CATCH_EXPR, TRY_FINALLY_EXPR): Set type 's'.
28295         * expr.c (expand_expr_real_1): Replace VTABLE_REF with OBJ_TYPE_REF.
28296         * fold-const.c (non_lvalue): Likewise.
28297         * gimplify.c (gimplify_expr): Likewise.
28298         (gimplify_call_expr): Use is_gimple_call_addr.
28299         * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): New.
28300         * langhooks.h (fold_obj_type_ref): New.
28301         * tree-gimple.c (is_gimple_call_addr): New.
28302         * tree-gimple.h (is_gimple_call_addr): Declare.
28303         * tree-inline.c (inlinable_function_p): Fix merge error.
28304         (estimate_num_insns_1): Replace VTABLE_REF with OBJ_TYPE_REF.
28305         * tree-pretty-print.c (dump_generic_node): Likewise.
28306         (print_call_name): Handle OBJ_TYPE_REF.
28307         * tree-ssa-ccp.c (fold_stmt): Fold OBJ_TYPE_REF.
28308         * tree-ssa-operands.c (get_expr_operands): Handle OBJ_TYPE_REF.
28309         * tree.h (OBJ_TYPE_REF_EXPR): New.
28310         (OBJ_TYPE_REF_OBJECT, OBJ_TYPE_REF_TOKEN): New.
28311         * doc/c-tree.texi (VTABLE_REF): Remove.
28312         * objc/objc-act.c (build_objc_method_call): Build an OBJ_TYPE_REF.
28314 2004-06-22  Richard Henderson  <rth@redhat.com>
28316         PR middle-end/16026
28317         * function.c (assign_parms): Don't abort for overaligned PARALLEL.
28319 2004-06-22  Joseph S. Myers  <jsm@polyomino.org.uk>
28321         * Makefile.in (distclean): Don't try to remove empty directories.
28323 2004-06-22  Richard Sandiford  <rsandifo@redhat.com>
28325         PR target/15869
28326         * config/mips/mips.c (mips_avoid_hazards): Call split_all_insns_noflow.
28328 2004-06-22  Alexandre Oliva  <aoliva@redhat.com>
28330         * config/mn10300/mn10300.md (movdi, movdf): Use high/low for movu
28331         operands.
28333 2004-06-22  Dale Johannesen  <dalej@apple.com>
28335         * config/rs6000/rs6000.c (legitimate_offset_address_p): Make
28336         global, rename rs6000_legitimate_offset_address_p.
28337         (rs6000_legitimate_address_p): Adjust calls to it.
28338         (lmw_operation): Ditto.
28339         (stmw_operation): Ditto.
28340         * config/rs6000/rs6000-protos.h: Declare it.
28341         * config/rs6000/rs6000.md (*movdf_hardfloat32): Use it
28342         instead of offsettable_memref_p.
28344 2004-06-22  Dale Johannesen  <dalej@apple.com>
28346         * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
28347         [reg+reg] mode for TFmode memory accesses.
28348         (rs6000_eliminate_indexed_memrefs): New.
28349         (rs6000_emit_move): Call preceding for TImode and TFmode.
28351 2004-06-22  Paolo Bonzini  <bonzini@gnu.org>
28353         * tree-cfg.c (pass_warn_function_return): It needs
28354         CFG, not SSA.
28356 2004-06-22  Nathan Sidwell  <nathan@codesourcery.com>
28358         * doc/invoke.texi (Machine Dependent Options): Alphabetize.
28359         (Submodel Options): Likewise.
28361 2004-06-21  Andrew Pinski  <apinski@apple.com>
28363         Radar #: 3701874
28364         * c-decl.c (push_file_scope): Return early if we already
28365         have a file scope.
28367 2004-06-21  Geoffrey Keating  <geoffk@apple.com>
28369         * c-opts.c (c_common_handle_option): Handle -fpch-preprocess.
28370         * c-common.h (flag_pch_preprocess): Declare.
28371         (c_common_pch_pragma): Likewise.
28372         * c-common.c (flag_pch_preprocess): New.
28373         * c-pch.c (c_common_read_pch): Support -fpreprocess-only.
28374         (c_common_pch_pragma): New.
28375         * c-ppoutput.c (cb_read_pch): New.
28376         (init_pp_output): Support -fpch-preprocess.
28377         * c-pragma.c (init_pragma): Support #pragma GNUC pch_preprocess.
28378         * c.opt (fpch-preprocess): New.
28379         * gcc.c (cpp_options): When save-temps, pass -fpch-preprocess.
28380         * doc/cppopts.texi: Document -fpch-preprocess.
28381         * doc/invoke.texi (Precompiled Headers): Mention that
28382         -fpreprocessed is safe for PCH.  Mention that if an option is
28383         listed as safe that doesn't mean it does what you expect.
28385 2004-06-22  Ben Elliston  <bje@au.ibm.com>
28387         * tree-ssa.c (ssa_redirect_edge): Correct leading comment.
28389 2004-06-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
28391         * Makefile.in (gimplify.o): Add cgraph.h.
28392         * alias.c (adjust_offset_for_component_ref): Use
28393         component_ref_field_offset.
28394         * c-decl.c (build_array_declarator): Add news args for ARRAY_REF.
28395         * c-gimplify.c (gimplify_expr_stmt): Use alloc_stmt_list.
28396         (gimplify_decl_stmt): Call gimplify_type_sizes for type.
28397         For decl, call gimplify_one_sizepos and use statement list.
28398         (gimplify_compound_literal_expr): New arg PRE_P.
28399         Add statement to PRE_P list and return DECL.
28400         (c_gimplify_expr, case COMPOUND_LITERAL_EXPR): Add arg to
28401         gimplify_compound_literal_expr.
28402         * c-tree.h (getdecls): Deleted.
28403         * c-typeck.c (build_component_ref): Add operand for COMPONENT_REF.
28404         (build_array_ref): Add two operands for ARRAY_REF.
28405         (build_unary_op): Set TREE_INVARIANT and TREE_CONSTANT for
28406         COMPOUND_LITERAL_EXPR.
28407         * coverage.c (tree_coverage_counter_ref): Add new operands
28408         for ARRAY_REF.
28409         * emit-rtl.c (component_ref_for_mem_expr): Add new operand
28410         for COMPONENT_REF.
28411         (set_mem_attributes_minus_bitpos): Use array_ref_low_bound
28412         and array_ref_element_size.
28413         (widen_memory_access):Use component_ref_field_offset.
28414         * explow.c (update_nonlocal_goto_save_area): Add two operands
28415         for ARRAY_REF.
28416         * expr.c (array_ref_element_size, array_ref_low_bound): New functions.
28417         (component_ref_field_offset): Likewise.
28418         (get_inner_reference): Use them.
28419         (expand_expr_real_1, case ARRAY_REF): Use array_ref_low_bound.
28420         * fold-const.c (fold, case EQ_EXPR): Properly handle DECL_SIZE.
28421         (fold_read_from_constant_string): Use array_ref_low_bound.
28422         Verify that result is a character type.
28423         (build_fold_indirect_ref): Add two operands for ARRAY_REF.
28424         * function.c (expand_function_start): Likewise.
28425         * gimple-low.c (expand_var_p): Delete duplicated line.
28426         * gimplify.c: Add static decls for local functions.
28427         (cgraph.h): Now included.
28428         (create_tmp_var): Remove check for ARRAY_TYPE.
28429         (copy_if_shared_r): Look at bounds and sizes of types.
28430         (build_and_jump): Return alloc_stmt_list instead of build_empty_stmt.
28431         (gimplify_exit_expr, shortcut_cond_expr): Likewise.
28432         (gimplify_save_expr, gimple_push_cleanup): Likewise.
28433         (gimplify_init_constructor): Likewise.
28434         WANT_VALUE now bool.
28435         If empty list with no result wanted, return GS_UNHANDLED.
28436         Add additional operands for ARRAY_REF and COMPONENT_REF.
28437         (canonicalize_component_ref): Convert to &array[L].
28438         (gimplify_array_ref_to_plus): Use array_ref_element_size and
28439         array_ref_lower_bound.
28440         (build_addr_expr_with_type, build_addr_expr): New functions.
28441         (gimplify_compound_lval): WANT_LVALUE now bool.
28442         Major rework to allow handle_component_p and initialize and
28443         gimplify new operands for ARRAY_REF, ARRAY_RANGE_REF, and
28444         COMPONENT_REF.
28445         (gimplify_array_ref): Deleted.
28446         (gimplify_self_mod_expr): WANT_VALUE now bool.
28447         (gimplify_modify_expr): Gimplify to_p and from_p later.
28448         Factor out code into gimplify_modify_expr_rhs and call twice.
28449         Move variable-size code earlier and handle PLACEHOLDER_EXPR.
28450         (gimplify_modify_expr_rhs, gimplify_variable_sized_compare): New fns.
28451         (gimplify_addr_expr, case VIEW_CONVERT_EXPR): New case.
28452         (gimplify_expr, case ARRAY_REF): Delete special case.
28453         Instead handle like COMPONENT_REF; also do ARRAY_RANGE_REF,
28454         IMAGPART, and REALPART the same way.
28455         (gimplify_expr, case VIEW_CONVERT_EXPR): New case.
28456         (gimplify_expr): Call gimplify_variable_sized_compare if applicable.
28457         Call alloc_stmt_list instead of build_empty_stmt.
28458         Deal with _REF that's volatile.
28459         (gimplify_type_sizes, gimplify_one_sizepos): New functions.
28460         (unshare_body, unvisit_body): New functions.
28461         (gimplify_body): Call them.
28462         * stmt.c (expand_stack_alloc): Don't expand TYPE_MAX_VALUE.
28463         * stor-layout.c (get_pending_sizes): Don't change SAVE_EXPR_CONTEXT.
28464         * tree-alias-common.c (get_alias_var): Also skip ARRAY_RANGE_REF.
28465         * tree-cfg.c (tree_node_can_be_shared): Treat ARRAY_RANGE_REF
28466         like ARRAY_REF.
28467         (verify_expr, case ADDR_EXPR): Use handled_component_p.
28468         * tree-dfa.c (get_virtual_var): Likewise.
28469         * tree-dump.c (dequeue_and_dump, case COMPONENT_REF, ARRAY_REF):
28470         New cases to dump new operands; likewise for ARRAY_RANGE_REF.
28471         * tree-eh.c (tree_could_trap, case ARRAY_RANGE_REF): Like ARRAY_REF.
28472         * tree-gimple.c (is_gimple_addr_expr_arg): Add ARRAY_RANGE_REF
28473         and INDIRECT_REF.
28474         (get_base_address): Use handled_component_p.
28475         * tree-gimple.h (gimplify_type_sizes, gimplify_one_sizepos): New.
28476         * tree-inline.c (walk_tree): Walk more things for types and decls.
28477         * tree-mudflap.c (mf_build_check_statement_for): Add new operands
28478         for ARRAY_REF and COMPONENT_REF.
28479         (mx_xform_derefs_1): Clean up usage of decl sizes.
28480         * tree-nested.c (build_addr): Use handled_component_p.
28481         (walk_stmts, case CATCH_EXPR): Add missing "break".
28482         (get_static_chain, get_frame_field): Add new operand for COMPONENT_REF.
28483         (finalize_nesting_tree_1): Likewise.
28484         (convert_nonlocal_reference, case ARRAY_RANGE_REF): Like ARRAY_REF
28485         and process additional operands.
28486         (convert_local_reference): Likewise.
28487         * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Treat
28488         ARRAY_RANGE_REF similarly to ARRAY_REF.
28489         * tree-pretty-print.c (dump_generic_node, case QUAL_UNION_TYPE): Handle
28490         like RECORD_TYPE.
28491         (dump_generic_node, case COMPONENT_REF): Print offset operand.
28492         (dump_generic_node, case ARRAY_RANGE_REF): Treat like ARRAY_REF
28493         and print lower bound and element size for both.
28494         (op_prio, case ARRAY_RANGE_REF): Like ARRAY_REF.
28495         * tree-sra.c (csc_build_component_ref): Add new operand.
28496         (scalarize_call_expr): Use get_base_address.
28497         * tree-ssa-ccp.c (widen_bitfield): Clean up size handling.
28498         (maybe_fold_offset_to_array_ref): Rework to handle input having an
28499         ARRAY_REF, refine handling of lower bound, and add new operands
28500         for ARRAY_REF.
28501         (maybe_fold_to_component_ref): Add new operand for COMPONENT_REF.
28502         (maybe_fold_stmt_indirect): Only fold *&B to B if types match.
28503         (maybe_fold_stmt_addition): Only handle constant lower bound.
28504         * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
28505         Treat ARRAY_REF and ARRAY_RANGE_REF the same; look at extra operands.
28506         Look at new offset operand of COMPONENT_REF.
28507         * tree-ssa.c (set_is_used): Use handled_component_p.
28508         * tree.c (substitute_in_expr, case COMPONENT_REF): Add new operand.
28509         (stabilize_reference, case COMPONENT_REF): Likewise.
28510         (stabilize_reference, case ARRAY_RANGE_REF, ARRAY_REF): Similarly.
28511         (recompute_tree_invariant_for_addr_expr): Completely rework to
28512         be more precise.  Also set TREE_SIDE_EFFECTS.
28513         (build1_stat, case ARRAY_EXPR): Don't handle TREE_SIDE_EFFECTS here.
28514         (build2_stat, build3_stat, build4_stat): For references,
28515         propagate TREE_THIS_VOLATILE.
28516         (get_unwidened): Add new operand for COMPONENT_REF.
28517         (get_narrower): Likewise; use host_integerp for DECL_SIZE.
28518         * tree.def (COMPONENT_REF): Add new operand.
28519         (ARRAY_REF, ARRAY_RANGE_REF): Add two new operands.
28520         * tree.h (array_ref_element_size, array_ref_low_bound): New decls.
28521         (component_ref_field_offset): Likewise.
28522         * config/alpha/alpha.c (alpha_va_start): Add new op for COMPONENT_REF.
28523         (alpha_gimplify_va_arg): Likewise.
28524         * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
28525         * config/i860/i860.c (i860_va_start, i860_va_arg): Likewise.
28526         * config/iq2000/iq2000.c (iq2000_va_arg): Likewise.
28527         * config/mips/mips.c (mips_va_start, mips_va_arg): Likewise.
28528         * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
28529         Likewise.
28530         * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
28531         * config/sh/sh.c (sh_va_start, sh_va_arg): Likewise.
28532         * config/stormy16/stormy16.c (xstormy1_expand_builin_va_start):
28533         Likewise.
28534         (xstormy16_expand_builtin_va_arg): Likewise.
28535         * config/xtensa/xtensa.c (xtensa_va_start, xtensa_va_arg): Likewise.
28536         * objc/objc-act.c (generate_static_references): Likewise.
28537         (generate_strings, build_method_prototype_list_template): Likewise.
28538         (generate_protocol_list): Likewise.
28540 2004-06-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
28542         PR rtl-optimization/14782
28543         * pa.c (emit_move_sequence): Use SFmode for 4-byte modes when doing
28544         the address checks for secondary reloads for loads from and stores
28545         to floating-point registers.
28546         * pa.h (EXTRA_CONSTRAINT, case T): Use SFmode for 4-byte modes
28547         in the address check.  Move work around for ELF32 targets to
28548         GO_IF_LEGITIMATE_ADDRESS.
28549         (GO_IF_LEGITIMATE_ADDRESS): Require constant offsets to be
28550         correctly aligned for DImode loads and stores.  Don't allow long
28551         SFmode displacements on ELF32.
28553 2004-06-21  Richard Henderson  <rth@redhat.com>
28555         PR rtl-opt/16114
28556         * cse.c (merge_equiv_classes): Also rehash in response to
28557         delete_reg_equiv changes.
28558         (rehash_using_reg): Don't exclude REGs from rehashing.
28560 2004-06-21  Richard Henderson  <rth@redhat.com>
28562         * c-common.def (RETURN_STMT): Remove.
28563         * c-common.h (RETURN_STMT_EXPR): Remove.
28564         (c_expand_return, build_return_stmt): Remove.
28565         (c_common_stmt_codes): Remove RETURN_STMT.
28566         * c-dump.c (dump_next_stmt): Remove.
28567         (c_dump_tree): Remove RETURN_STMT.
28568         * c-decl.c (finish_function): Use c_finish_return.
28569         * c-parse.in (stmt): Likewise.
28570         * c-gimplify.c (gimplify_return_stmt): Remove.
28571         (c_gimplify_expr): Remove RETURN_STMT.
28572         * c-pretty-print.c (pp_c_statement): Likewise.
28573         * c-semantics.c (build_return_stmt): Remove.
28574         * c-tree.h (c_finish_return): Declare.
28575         * c-typeck.c (c_finish_return): Rename from c_expand_return.
28576         Return void.  Build RETURN_EXPR directly.
28577         * tree-dump.h (dump_next_stmt): Remove.
28579 2004-06-21  Zack Weinberg  <zack@codesourcery.com>
28581         * c-decl.c (start_function): Don't call make_decl_rtl.  Don't
28582         look at TREE_ADDRESSABLE of symbol name.
28584 2004-06-21  Kelley Cook  <kcook@gcc.gnu.org>
28586         PR target/15551
28587         * config/i386/i386.md: Change UNSPEC_STACK_PROBE to UNSPECV_STACK_PROBE.
28588         (allocate_stack_worker): Make unspec_volatile.
28589         (allocate_stack_worker_rex64):  Likewise.
28590         (allocate_stack_worker_postreload):  Likewise.
28591         (allocate_stack_worker_rex64_postreload):  Likewise.
28593 2004-06-21  Daniel Berlin  <dberlin@dberlin.org>
28595         Fix PR optimization/15982
28596         * tree-ssa-pre.c: Update a few comments and todos to
28597         reflect constants change.
28598         (get_value_handle): Constants now value number to themselves.
28599         (lookup): Constants lookup to themselves.
28600         (add_to_value): Adjust to always be on.
28601         (set_contains_value): Adjust for constants change.
28602         (find_leader): Ditto.
28603         (phi_translate): 'r' nodes are never ANTIC right now.
28604         (valid_in_set): Ditto.
28605         (get_expr_set): New function.
28606         (find_or_generate_expression): New function, broken out from
28607         insert_aux.
28608         (create_expression_by_pieces): Ditto, plus additional
28609         machinery to handle complex values.
28610         (compute_avail): Remove dead RETURN_EXPR handling.
28612 2004-06-21  Steven Bosscher  <stevenb@suse.de>
28614         * config/i386/i386.c: Include insn-codes.h
28615         * config/i386/i386.h (FLAGS_REG, FPSR_REG, DIRFLAG_REG): Don't
28616         define here.
28617         * config/i386/i386.md (BP_REG, SP_REG, FLAGS_REG, FPSR_REG,
28618         DIRFLAG_REG): New define_constants.  Use them everywhere.
28620 2004-06-21  Kaz Kojima  <kkojima@gcc.gnu.org>
28622         * config/sh/t-linux (MULTILIB_OPTIONS): Remove.
28624 2004-06-21  J"orn Rennecke <joern.rennecke@superh.com>
28626         * sh.h (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4): Conditionally define.
28627         (SUPPORT_SH4_SINGLE): Likewise.
28628         (TARGET_SWITCHES): Break out switches for cpu subtargets:
28629         (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E): Define.
28630         (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E): Likewise.
28631         (TARGET_SWITCH_SH4_SINGLE_ONLY, TARGET_SWITCH_SH4_SINGLE): Likewise.
28632         (TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4): Likewise.
28633         (TARGET_SWITCH_SH5_64MEDIA, TARGET_SWITCH_SH5_64MEDIA_NOFPU): Likewise.
28634         (TARGET_SWITCHES_SH5_32MEDIA): Likewise.
28635         (TARGET_SWITCHES_SH5_32MEDIA_NOFPU): Likewise.
28636         (SELECT_SH5_64, SELECT_SH5_64_NOFPU): Rename to:
28637         (SELECT_SH5_64MEDIA, SELECT_SH5_64MEDIA_NOFPU)
28638         (SELECT_SH5_32, SELECT_SH5_32_NOFPU): Rename to:
28639         (SELECT_SH5_32MEDIA, SELECT_SH5_32MEDIA_NOFPU).
28640         (SH_MULTILIB_CPU_DEFAULT, MULTILIB_DEFAULTS): Define.
28641         (ASM_ISA_SPEC_DEFAULT, ASM_ISA_DEFAULT_SPEC): Likewise.
28642         * sh64.h (ASM_SPEC, LINK_DEFAULT_CPU_EMUL): Don't redefine.
28643         (TARGET_DEFAULT): Likewise.
28644         * config/sh/t-elf: Amend comment.
28645         * config/sh/t-1e, config/sh/t-mlib-sh1: New files.
28646         * config/sh/t-mlib-sh2, config/sh/t-mlib-sh2e: Likewise.
28647         * config/sh/t-mlib-sh3, config/sh/t-mlib-sh3e: Likewise.
28648         * config/sh/t-mlib-sh4, config/sh/t-mlib-sh4-nofpu: Likewise.
28649         * config/sh/t-mlib-sh4-single: Likewise.
28650         * config/sh/t-mlib-sh4-single-only: Likewise.
28651         * config/sh/t-mlib-sh5-32media: Likewise.
28652         * config/sh/t-mlib-sh5-32media-nofpu: Likewise.
28653         * config/sh/t-mlib-sh5-64media: Likewise.
28654         * config/sh/t-mlib-sh5-64media-nofpu: Likewise.
28655         * config/sh/t-mlib-sh5-compact: Likewise.
28656         * config/sh/t-mlib-sh5-compact-nofpu: Likewise.
28657         * config/sh/t-sh: (MULTILIB_ENDIAN): Add mb.
28658         (MULTILIB_CPUS): Define.
28659         (MULTILIB_OPTIONS): Use MULTILIB_CPUS.
28660         (MULTILIB_MATCHES): Use some shell code to calculate it.
28661         (MULTILIB_EXCEPTIONS): Change to ml/m1.
28662         * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Use ASM_ISA_DEFAULT_SPEC.
28663         * config/sh/netbsd-elf.h: Update code which sets TARGET_VERSION_CPU.
28664         (LINK_DEFAULT_CPU_EMUL): Don't redefine.
28665         (NO_PROFILE_COUNTERS): Define to 1.
28666         * config/sh/t-netbsd (MULTILIB_OPTIONS): Don't append to.
28667         (MULTILIB_DIRNAMES, MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Don't zap.
28668         * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Don't redefine.
28669         (MULTILIB_MATCHES): Don't zap.
28670         (MULTILIB_DIRNAMES): Use MULTILIB_RAW_DIRNAMES.
28671         * config/sh/t-sh64 (MULTILIB_OPTIONS): Don't redefine.
28672         (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Don't zap.
28673         (MULTILIB_RAW_DIRNAMES): Define.
28674         (MULTILIB_DIRNAMES): Use it.
28675         * config.gcc: Also set cpu_type / need_64bit_hwint for sh[be]*-*-*.
28676         (sh*linux configurations): Merge into:
28677         (sh*elf / sh*kaos configurations).  Support --with-endian, --with-cpu,
28678         --with-multilib-list options.  Support sh-superh-elf configuration.
28679         (sh*-netbsd*): Use SELECT_SH* macros.
28680         (supported_defaults): sh[123456ble]-*-* | sh-*-* support "cpu".
28681         Merge sh*-*-netbsd* configurations into sh-elf configurations.
28682         * config/sh/t-netbsd-sh5, config/sh/t-be, config/sh/t-le: Delete.
28683         * config/sh/t-monolib: Likewise.
28685 2004-06-21  Paul Brook  <paul@codesourcery.com>
28687         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Soft-float need
28688         not imply FPA.
28690 2004-06-21  Roger Sayle  <roger@eyesopen.com>
28692         * fold-const.c (operand_equal_p): Pass flags in recursive calls for
28693         binary and relational operations.  Add support for TRUTH_ANDIF_EXPR,
28694         TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR.
28695         * tree.c (commutative_tree_code): Also list UNORDERED_EXPR,
28696         ORDERED_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR
28697         and TRUTH_XOR_EXPR.
28699 2004-06-21  Paolo Bonzini  <bonzini@gnu.org>
28701         * rtlanal.c (may_trap_p): Mark LTGT as trapping.
28703 2004-06-21  Joseph S. Myers  <jsm@polyomino.org.uk>
28705         * tree-alias-common.h (struct tree_alias_ops): Change ip and
28706         ip_partial to unsigned int.
28708 2004-06-21  Richard Henderson  <rth@redhat.com>
28710         * c-common.c (verify_sequence_points): Export.
28711         (c_expand_expr_stmt): Move to c-typeck.c.
28712         * c-common.h (c_expand_expr_stmt): Remove.
28713         (verify_sequence_points): Declare.
28714         * c-mudflap.c (mflang_flush_calls): Use c_finish_expr_stmt.
28715         * c-parse.in (for_init_stmt, stmt): Likewise.
28716         * c-tree.h (c_finish_expr_stmt): Declare.
28717         (c_tree_expr_nonnegative_p): Remove.
28718         * c-typeck.c (c_tree_expr_nonnegative_p): Remove.
28719         (build_conditional_expr, build_binary_op): Use tree_expr_nonnegative_p.
28720         (emit_side_effect_warnings): New.
28721         (c_finish_expr_stmt): Rename from c_expand_expr_stmt.  Use it.
28722         (c_finish_stmt_expr): Work without EXPR_STMT.  Handle eh regions.
28723         Use emit_side_effect_warnings.
28724         (push_cleanup): Copy STATEMENT_LIST_STMT_EXPR.
28725         * fold-const.c (tree_expr_nonnegative_p): Handle TARGET_EXPR.
28726         * gimplify.c (gimplify_modify_expr): Don't discard TARGET_EXPR
28727         with void initializer.
28728         (gimplify_target_expr): Handle void BIND_EXPR initializer.
28729         * tree-inline.c (estimate_num_insns_1): Fix type lookup for
28730         INIT_EXPR and MODIFY_EXPR.
28731         * objc/objc-act.c (build_module_descriptor): Use add_stmt
28732         instead of c_expand_expr_stmt.
28734 2004-06-21  Paolo Bonzini  <bonzini@gnu.org>
28736         * fold-const.c (fold_cond_expr_with_comparison):
28737         New function, extracted from fold.
28738         (fold): Extract code to fold A op B ? A : C, use
28739         it to fold A op B ? C : A.  Really optimize
28740         A & N ? N : 0 where N is a power of two.  Avoid
28741         relying on canonicalization and recursion for
28742         foldings of COND_EXPR to happen.
28744 2004-06-20  David Ayers  <d.ayers@inode.at>
28746         * objc/objc-act.h (get_object_reference): Rename to
28747         get_protocol_reference.
28748         (super_type): Rename to objc_super_type.
28749         (selector_type): Rename to objc_selector_type.
28750         (id_type): Rename to objc_id_type.
28751         (instance_type): Rename to objc_instance_type.
28752         (protocol_type): Rename to objc_protocol_type.
28753         (IS_ID): Update reference to id_type.
28754         * objc/objc-act.c (get_object_reference): Rename to
28755         get_protocol_reference; add documentation; update references to
28756         id_type.
28757         (lookup_method_in_protocol_list): Rename class_meth to
28758         is_class; add documentation.
28759         (finish_message_expr): Rename is_class to class_tree.
28760         (synth_module_prologue, objc_is_object_ptr, objc_build_exc_ptr,
28761         next_sjlj_build_try_catch_finally, objc_begin_catch_clause,
28762         build_next_objc_exception_stuff, get_arg_type_list,
28763         build_objc_method_call): Update references to id_type.
28764         (synth_module_prologue, build_objc_symtab_template,
28765         build_selector_reference_decl, build_selector,
28766         build_selector_translation_table, build_typed_selector_reference,
28767         get_arg_type_list, synth_self_and_ucmd_args, get_arg_type_list,
28768         synth_self_and_ucmd_args): Update references to selector_type.
28769         (build_private_template, build_ivar_reference): Update references
28770         to instance_type.
28771         (synth_module_prologue, build_protocol_reference,
28772         build_protocol_expr, start_protocol): Update references to
28773         protocol_type.
28774         (synth_module_prologue, get_arg_type_list, build_objc_method_call):
28775         Update references to super_type.
28776         * c-parse.in: (typespec_nonreserved_nonattr): Update
28777         references to get_object_reference.
28778         * objc/objc-tree.def: Add C mode identifier sequence.
28780 2004-06-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
28782         * loop-invariant.c: New file.
28783         * Makefile.in (loop-invariant.o): New.
28784         * cfgloop.h (global_cost_for_size, init_set_costs,
28785         move_loop_invariants): Declare.
28786         * cfgloopanal.c (seq_cost, init_set_costs, global_cost_for_size): New
28787         functions.
28788         (avail_regs, res_regs, small_cost, pres_cost, spill_cost): New
28789         variables.
28790         * common.opt (floop-optimize2, fmove-loop-invariants): New options.
28791         * loop-init.c (loop_optimizer_init): Call init_set_costs.
28792         * passes.c (rest_of_handle_loop2): Call move_loop_invariants.
28793         (rest_of_compilation): Check flag_loop_optimize2.
28794         * toplev.c (process_options): Handle flag_loop_optimize2.
28795         * doc/invoke.texi (-floop-optimize2, -fmove-loop-invariants): Document.
28796         * doc/passes.texi (loop-invariant.c): Document.
28798 2004-06-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
28800         * tree-ssa-pre.c (compute_antic): Keep BB_VISITED flag zeroed.
28802 2004-06-20  Richard Henderson  <rth@redhat.com>
28804         * stmt.c (warn_if_unused_value): Add locus argument.
28805         * tree.h (warn_if_unused_value): Update decl.
28806         * c-typeck.c (internal_build_compound_expr): Update call.
28807         * c-gimplify.c (gimplify_expr_stmt): Likewise.
28809 2004-06-20  Andrew Pinski  <pinskia@physics.uc.edu>
28811         PR middle-end/16089
28812         * builtins.c (entry_of_function): Move to ...
28813         * cfgrtl.c (entry_of_function): Here and make non-static.
28814         * integrate.c (emit_initial_value_sets): Use entry_of_function.
28815         * rtl.h (entry_of_function): Prototype.
28817 2004-06-20  Roger Sayle  <roger@eyesopen.com>
28819         * config/i386/i386.c (pentium4_cost): Increase "lea" cost from 1 to 3.
28820         (ix86_rtx_costs) <ASHIFT, PLUS>: Consider ix86_cost->lea even when
28821         TARGET_DECOMPOSE_LEA.
28823 2004-06-20  Richard Henderson  <rth@redhat.com>
28825         * c-common.h (add_decl_stmt): Move to cp-tree.h.
28826         * c-decl.c (finish_decl): Don't use add_decl_stmt.
28827         * c-parse.in: Likewise.
28828         * c-gimplify.c (gimplify_expr_stmt): Don't build CLEANUP_POINT_EXPR.
28829         (gimplify_c_loop, gimplify_return_stmt, gimplify_decl_stmt): Likewise.
28830         * c-semantics.c (add_decl_stmt): Move to cp/semantics.c.
28832 2004-06-20  Richard Henderson  <rth@redhat.com>
28834         * c-common.def (IF_STMT, CLEANUP_STMT): Move to cp-tree.def.
28835         * c-common.h (IF_COND, THEN_CLAUSE, ELSE_CLAUSE, CLEANUP_BODY,
28836         CLEANUP_EXPR, CLEANUP_DECL): Move to cp-tree.h.
28837         (c_common_stmt_codes): Remove IF_STMT, CLEANUP_STMT.
28838         * c-dump.c (c_dump_tree): Move IF_STMT, CLEANUP_STMT to cp_dump_tree.
28839         * c-pretty-print.c (pp_c_statement): Similarly.
28840         * c-gimplify.c (gimplify_cleanup_stmt, gimplify_cleanup_stmts,
28841         gimplify_if_stmt): Move to cp-gimplify.c.
28842         (c_genericize, c_gimplify_expr): Don't call them.
28843         * c-semantics.c (push_cleanup): Move to cp/semantics.c.
28844         * c-typeck.c (push_cleanup): New.
28845         (c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_finish_else,
28846         c_finish_if_stmt): Use COND_EXPR.
28847         * tree.h (CLEANUP_EH_ONLY): Update documentation.
28849 2004-06-20  Zack Weinberg  <zack@codesourcery.com>
28851         * c-common.h (has_c_linkage): New interface.
28852         * c-cppbuiltin.c: Include target.h.
28853         (c_cpp_builtins): Define __PRAGMA_REDEFINE_EXTNAME and
28854         __PRAGMA_EXTERN_PREFIX when appropriate.
28855         * c-pragma.c: Include target.h.
28856         Document clarified semantics of symbol-renaming #pragmas.
28857         (handle_pragma_redefine_extname, handle_pragma_extern_prefix)
28858         (maybe_apply_renaming_pragma): Rewrite according to clarified
28859         semantics.  Always recognize, but do not necessarily execute.
28860         (init_pragma): Unconditionally register symbol-renaming pragmas.
28861         * system.h: Poison HANDLE_PRAGMA_REDEFINE_EXTNAME
28862         and HANDLE_PRAGMA_EXTERN_PREFIX.
28863         * target.h (struct gcc_target): Add handle_pragma_redefine_extname
28864         and handle_pragma_extern_prefix flags.
28865         * target-def.h: Add defaults for TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME
28866         and TARGET_HANDLE_PRAGMA_EXTERN_PREFIX.
28867         * Makefile.in (c-pragma.o, c-cppbuiltin.o): Update dependencies.
28868         * config/sol2.h: Define TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME,
28869         not HANDLE_PRAGMA_REDEFINE_EXTNAME.
28870         (TARGET_OS_CPP_BUILTINS): No need to define __PRAGMA_REDEFINE_EXTNAME.
28871         (TRANSFER_FROM_TRAMPOLINE): Prototype mprotect.
28872         * config/alpha/osf.h: Define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX,
28873         not HANDLE_PRAGMA_EXTERN_PREFIX.
28874         (TARGET_OS_CPP_BUILTINS): No need to define __PRAGMA_EXTERN_PREFIX.
28875         * doc/extend.texi (Solaris Pragmas, Tru64 Pragmas): Combine
28876         into one section "Symbol-Renaming Pragmas"; clarify; document
28877         adjusted semantics.
28879         * builtins.c (expand_builtin): Do not issue error for a builtin
28880         with no special case code and no DECL_ASSEMBLER_NAME; just do the
28881         library call.
28882         * c-decl.c (builtin_function): Don't call make_decl_rtl.
28883         * c-objc-common.c (has_c_linkage): Stub implementation.
28884         * cgraphunit.c (cgraph_expand_function)
28885         (cgraph_remove_unreachable_nodes): Don't clear DECL_ARGUMENTS.
28887 2004-06-19  Roger Sayle  <roger@eyesopen.com>
28889         * builtins.c (fold_builtin_unordered_cmp): Take an EXP argument
28890         instead of both an ARGLIST and a result TYPE.  Handle these C99
28891         comparison functions as "polymorphic" builtins.  Also handle
28892         lowering of BUILT_IN_ISUNORDERED to an UNORDERED_EXPR tree node.
28893         (fold_builtin_1): Update calls to fold_builtin_unordered_cmp.
28894         Move handling of BUILT_IN_ISUNORDERED from here to there.
28896 2004-06-19  Richard Henderson  <rth@redhat.com>
28898         * c-common.c, c-common.h (lang_gimplify_stmt): Remove.
28899         * c-gimplify.c: Remove unnecessary prototypes.
28900         (c_gimplify_stmt): Merge into ...
28901         (c_gimplify_expr): ... here.  Don't play with prep_stmt.
28902         * c-semantics.c (prep_stmt): Remove.
28903         * gimplify.c (annotate_one_with_locus): Break out from ...
28904         (annotate_all_with_locus): ... here.
28905         (gimplify_expr): Add locus to expressions even if pre/post queues
28906         are not present.
28908 2004-06-19  Richard Henderson  <rth@redhat.com>
28910         PR target/15941
28911         * function.c (assign_parms): If not padding upward or intentionally
28912         forcing upward padding, take offset_rtx into account when determining
28913         the alignment for stack_parm.
28915 2004-06-19  Richard Henderson  <rth@redhat.com>
28917         PR target/15550
28918         * ifcvt.c (noce_try_move): Recognize all generated instructions.
28920 2004-06-19  Jan Hubicka  <jh@suse.cz>
28922         * function.c (free_after_compilation): Do not free computed_goto_common*.
28923         * function.h (struct function): Kill computed_goto_common*.
28924         * stmt.c (expand_computed_goto): Do not commonize the computed gotos.
28925         * tree-cfg.c (disband_implicit_edges): Do not forward across the
28926         commonized computed goto.
28928 2004-06-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
28930         * doc/invoke.texi: Remove obsolete comment regarding PA 2.0 support
28931         in binutils.
28933 2004-06-19  Andrew Pinski  <apinski@apple.com>
28935         PR c++/15721
28936         * toplev.c (wrapup_global_declarations): Do not check
28937         TREE_SYMBOL_REFERENCED of the DECL_ASSEMBLER_NAME but check
28938         cgraph_varpool_node's needed field.
28940 2004-06-19  Jan Hubicka  <jh@suse.cz>
28941             Steven Bosscher  <stevenb@suse.de>
28943         CFG transparent RTL expansion:
28944         * Makefile.in (cfgexpand.o): New object file.
28945         (builtins.o): Add dependency on basic-block.h
28946         * builtins.c: Include basic-block.h
28947         (entry_of_function): New function.
28948         (expand_builtin_apply_args, expand_builtin_saveargs): Use it.
28949         * cfgexpand.c: New file.
28950         * expr.c (execute_expand, pass_expand): Kill.
28951         * pass.c (rest_of_compilation): Do not build CFG unless called from
28952         coverage code.
28953         * tree-cfg.c (delete_tree_cfg): Rename to..
28954         (delete_tree_cfg_annotations): ... this one; Do not remove the CFG itself.
28955         * tree-flow.h (delete_tree_cfg_annotations): Declare.
28956         (dleete_tree_cfg): Kill.
28957         * tree-optimize.c (execute_rebuild_bind, pass_rebuild_bind): Kill.
28958         (execute_del_cfg): Rename to...
28959         (execute_free_datastructures): This one...
28960         (pass_del_cfg): Rename to...
28961         (pass_free_datastructures): ... this one; Do not kill PROP_cfg.
28962         (init_tree_optimization_passes): Make cfg build and profiling to happen
28963         unconditionally.
28965 2004-06-19  Steven Bosscher  <stevenb@suse.de>
28967         * tree-mudflap.c (mf_decl_cache_locals): Skip labels before
28968         inserting the cache variables.
28970         * tree-mudflap.c: Include headers to make basic_block available.
28971         Move functions around such that related functions are near each
28972         other.  Add prototypes for all static functions.  Add comments
28973         briefly explaining what IR the mudflap1 and mudflap2 work on and
28974         what they do.
28975         (mudflap_function_decls): Rename to execute_mudflap_function_decls.
28976         (mudflap_function_ops): Rename to execute_mudflap_function_ops.
28977         (pass_mudflap_1, pass_mudflap_2): Update.
28978         (mf_decl_cache_locals): Make it work on the CFG instead of the saved
28979         function tree.
28980         (mf_build_check_statement_for): Make it work on the CFG.
28981         (mf_xform_derefs_1): Likewise.  Cleanup code style.
28982         (mf_xform_derefs): Likewise.
28984 2004-06-19  Jan Hubicka  <jh@suse.cz>
28986         * tree-cfg.c (label_to_block): Invent the label destination for
28987         undefined labels.
28988         (cleanup_dead_labels): Update table in the case label_to_block added
28989         new label.
28991 2004-06-18  Richard Henderson  <rth@redhat.com>
28993         PR c++/16036
28994         * gimple-low.c (lower_function_body): Generate return statement for
28995         fall off the end of the function here ...
28996         * tree-cfg.c (make_edges): ... instead of here.
28997         * gimplify.c (gimplify_return_expr): Mark return temp TREE_NO_WARNING.
28999 2004-06-18  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
29001         * tree-ssa.c (raise_value): Removed.
29002         (get_eq_name, check_phi_redundancy): New functions.
29003         (kill_redundant_phi_nodes): Use standard ssa minimalization algorithm.
29005 2004-06-18  Roger Sayle  <roger@eyesopen.com>
29007         * fold-const.c (fold) <UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR,
29008         UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR>: Add
29009         constant folding for unordered comparison tree nodes.  If both
29010         operands are real constants, call fold_relational_const.  If either
29011         operand is a NaN, evaluate the other for side-effects and return a
29012         constant.  Optimize (double)float1 CMP (double)float2 into the
29013         equivalent float1 CMP float2.
29014         (nondestructive_fold_binary_to_constant) <UNORDERED_EXPR,
29015         ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR,
29016         LTGT_EXPR>: Call fold_relational_const for constant operands.
29017         (fold_relational_const): Add support for unordered comparison tree
29018         nodes.  Don't constant fold "ordered" floating point comparisons
29019         against NaN if when flag_trapping_math is set.
29021 2004-06-19  Jakub Jelinek  <jakub@redhat.com>
29023         * fold-const.c (build_range_check): If !in_p and recursive call
29024         fails, exit immediately.  If high - low overflows and etype is
29025         a signed type, retry with unsigned etype.
29026         (merge_ranges): If !in0_p and !in1_p, handle even range2 adjacent
29027         to range1 at TYPE_MAX_VALUE and TYPE_MIN_VALUE.
29029 2004-06-18  Richard Henderson  <rth@redhat.com>
29031         * c-gimplify.c (gimplify_condition): Remove.
29032         (gimplify_c_loop, gimplify_if_stmt, gimplify_switch_stmt): Don't
29033         call it.
29035 2004-06-18  Richard Henderson  <rth@redhat.com>
29037         * tree-eh.c (decide_copy_try_finally): Fix scaling of copy and
29038         switch estimates.
29040 2004-06-18  Andrew Pinski  <pinskia@physics.uc.edu>
29042         * config/i386/darwin.h (HOT_TEXT_SECTION_NAME): Define.
29043         (NORMAL_TEXT_SECTION_NAME): Define.
29044         (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
29045         (SECTION_FORMAT_STRING): Define.
29047 2004-06-18  Steven Bosscher  <stevenb@suse.de>
29049         * config/xtensa/xtensa.c
29050         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
29051         * xtensa.md: Replace the old pipeline description with a DFA model.
29053 2004-06-18  Steven Bosscher  <stevenb@suse.de>
29054             Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29056         * config/s390/s390.md: Remove the generic pipeline description.
29057         * config/s390/2064.md: Make all insn reservations apply to
29058         the z900, g5 and g6.
29059         * config/s390/s390.c (s390_use_dfa_pipeline_interface): Remove.
29060         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
29061         Define to hook_int_void_1.
29062         (s390_adjust_cost): Cleanup.  Don't check address dependency here.
29063         (s390_first_cycle_multipass_dfa_lookahead): Always return 4.
29065 2004-06-18  Daniel Berlin  <dberlin@dberlin.org>
29066                         Diego Novillo  <dnovillo@redhat.com>
29068         * tree-dfa.c (create_var_ann): tree_ann -> tree_ann_t.
29069         (create_stmt_ann): Ditto.
29070         (create_tree_ann): New function.
29071         (create_cst_ann): Remove.
29072         (create_expr_ann): Ditto.
29074         * tree-flow-inline.h (cst_ann): Remove.
29075         (get_cst_ann): Ditto.
29076         (get_expr_ann): Ditto.
29077         (expr_ann): Ditto.
29078         (get_tree_ann): New function.
29079         (tree_ann): Ditto.
29080         (ann_type): tree_ann -> tree_ann_t.
29081         * tree-flow.h (tree_ann_type): CST_ANN, EXPR_ANN removed.
29082         (struct cst_ann_d): Removed.
29083         (struct expr_ann_d): Ditto.
29084         (union tree_ann_d): Removed cst and expr.
29085         (tree_ann): Renamed to tree_ann_t.
29086         * tree-ssa-ccp.c (set_rhs): tree_ann -> tree_ann_t.
29087         * tree-ssa-pre.c (get_value_handle): Rewrite for single common
29088         annotation.
29089         (set_value_handle): Ditto.
29090         (phi_translate): Ditto.
29091         * tree-tailcall.c (adjust_return_value): tree_ann -> tree_ann_t.
29093 2004-06-18  Kaz Kojima  <kkojima@gcc.gnu.org>
29095         * config/sh/t-linux64: New file.
29096         * config.gcc: Add it to tmake_file for sh64*-*-linux*.
29098 2004-06-18  Paolo Bonzini  <bonzini@gnu.org>
29100         * emit-rtl.c (unshare_all_rtl_1): New name of unshare_all_rtl.
29101         (unshare_all_rtl_again): Call unshare_all_rtl_1.
29102         (unshare_all_rtl): New.
29103         * function.c (instantiate_virtual_regs): Remove parameters.
29104         * function.h (instantiate_virtual_regs): Add prototype.
29105         * rtl.h (unshare_all_rtl): Add prototype.
29106         * tree.h (instantiate_virtual_regs, unshare_all_rtl): Remove
29107         prototype.
29108         * passes.c: Remove assertions on the parameters to
29109         rest_of_handle_* functions.  Remove the parameters to
29110         the functions, replacing decl with current_function_decl
29111         and insns with get_insns ().
29113 2004-06-17  Roger Sayle  <roger@eyesopen.com>
29115         * fold-const.c (constant_boolean_node): Handle boolean_type_node
29116         directly, return either boolean_true_node or boolean_false_node.
29118 2004-06-18  Kelley Cook  <kcook@gcc.gnu.org>
29120         * opts.sh: Delete.  Break out generated code to next four files.
29121         * opt-gather.awk: New file.
29122         * optc-gen.awk: New file.
29123         * opth-gen.awk: New file.
29124         * opt-functions.awk: New common file.
29125         * Makefile.in: Update for above.
29126         * configure.ac: Update comment.
29127         * configure: Regenerate.
29129 2004-06-17  Richard Henderson  <rth@redhat.com>
29131         * c-common.c (flag_objc_sjlj_exceptions): New.
29132         * c-common.h (flag_objc_sjlj_exceptions): Declare.
29133         * c-opts.c (c_common_handle_option): Set it.
29134         (c_common_post_options): Handle interation of different
29135         objective-c exception and runtime switches.
29136         * c-decl.c (c_eh_initialized_p): New.
29137         (finish_decl): Use it instead of local eh_initialized_p.
29138         * c-parse.in (nested_function, notype_nested_function): Record
29139         the result of compstmt.
29140         (compstmt_or_error): Likewise.
29141         (compstmt): Don't add_stmt the result.
29142         (stmt): Don't return anything.  Rewrite objc try and sync rules.
29143         (objc_try_stmt, objc_catch_list): Remove.
29144         (objc_catch_block, objc_finally_block): Remove.
29145         (objc_catch_prefix, objc_catch_clause, objc_opt_catch_list): New.
29146         (objc_try_catch_clause, objc_finally_clause): New.
29147         (objc_try_catch_stmt): Rewrite.
29148         * c-tree.h (c_eh_initialized_p): Declare.
29149         * c-opt (fobjc-sjlj-exceptions): New.
29150         * except.c (output_function_exception_table): Don't call cgraph
29151         on non-decls.
29152         * objc/objc-act.c (UTAG_EXCDATA_VAR, UTAG_CAUGHTEXC_VAR,
29153         UTAG_RETHROWEXC_VAR, UTAG_EVALONCE_VAR, struct val_stack,
29154         catch_count_stack, exc_binding_stack, if_nesting_count,
29155         blk_nesting_count, objc_enter_block, objc_exit_block,
29156         objc_declare_variable, val_stack_push, val_stack_pop,
29157         objc_build_try_enter_fragment, objc_build_extract_expr,
29158         objc_build_try_exit_fragment, objc_build_extract_fragment,
29159         objc_build_try_prologue, objc_build_try_epilogue,
29160         objc_build_catch_stmt, objc_build_catch_epilogue,
29161         objc_build_finally_prologue, objc_build_finally_epilogue,
29162         objc_build_try_catch_finally_stmt, objc_build_synchronized_prologue,
29163         objc_build_synchronized_epilogue): Remove.
29164         (objc_create_temporary_var, struct objc_try_context, cur_try_context,
29165         objc_eh_runtime_type, objc_init_exceptions, objc_build_exc_ptr,
29166         next_sjlj_build_try_exit, next_sjlj_build_enter_and_setjmp,
29167         next_sjlj_build_exc_extract, next_sjlj_build_catch_list,
29168         next_sjlj_build_try_catch_finally, objc_begin_try_stmt,
29169         objc_begin_catch_clause, objc_finish_catch_clause,
29170         objc_build_finally_clause, objc_finish_try_stmt,
29171         objc_build_synchronized): New.
29172         (objc_is_object_id, objc_is_class_id): New.
29173         (objc_comptypes): Use them.
29174         (build_next_objc_exception_stuff): Break NeXT sjlj out from
29175         build_objc_exception_stuff.
29176         (synth_module_prologue): Update to match.
29177         (objc_build_throw_stmt): Use cur_try_context to decide if
29178         we're in a @catch.
29179         * objc/objc-act.h: Update prototypes.
29180         (OCTI_EXCEPTION_BLK_STACK, objc_exception_block_stack): Remove.
29182 2004-06-17  Andrew Pinski <apinski@apple.com>
29184         * c-typeck.c (tagged_types_tu_compatible_p <case UNION_TYPE>):
29185         Use TYPE_FIELDS instead of TYPE_VALUES.
29187 2004-06-17  Jason Merrill  <jason@redhat.com>
29189         PR c++/16015
29190         * gimplify.c (gimplify_target_expr): Handle void initializer.
29191         * expr.c (expand_expr_real_1) [TARGET_EXPR]: Likewise.
29192         * doc/c-tree.texi (Expression trees): Update TARGET_EXPR
29193         and AGGR_INIT_EXPR.
29195 2004-06-17  Roger Sayle  <roger@eyesopen.com>
29197         * fold-const.c (fold_relational_const): Use constant_boolean_node.
29199 2004-06-17  Jan Hubicka  <jh@suse.cz>
29201         PR target/15433
29202         * i386.md (SSE SF cmov 0 splitter): The conditional is VOIDmode; fix
29203         operand numbering in the output template.
29204         (SSE DF cmov 0 splitter): The conditional is VOIDmode.
29206 2004-06-17  Jan Hubicka  <jh@suse.cz>
29208         * except.c (can_throw_internal): Recognize RESX expresisons.
29210 2004-06-17  Jan Hubicka  <jh@suse.cz>
29212         * cfgbuild.c (make_edges): Do not use label_value_list.
29213         (find_basic_blocks_1): Do not collect label_value_list.
29214         (find_sub_basic_blocks): Update call of make_edges.
29216 2004-06-17  Andrew MacLeod  <amacleod@redhat.com>
29218         * tree-cfg.c (tree_make_forwarder_block):  Use SET_PHI_RESULT.
29219         * tree-flow-inline.h (get_use_op_ptr):  Return a use_operand_p.
29220         (get_use_from_ptr, get_def_from_ptr):  New.  Return operand pointers.
29221         (get_def_op_ptr):  Return a def_operand_p instead of a 'tree *'.
29222         (get_v_may_def_result_ptr):  Return a def_operand_p.
29223         (get_v_may_def_op_ptr, get_vuse_op_ptr):   Return a use_operand_p.
29224         (get_v_must_def_op_ptr):  Return a def_operand_p.
29225         (get_phi_result_ptr):  New.  Return a pointer to the result of a PHI.
29226         (get_phi_arg_def_ptr):  New.  Return a pointer to an argument of a PHI.
29227         (phi_element_for_edge):  Remove.
29228         * tree-flow.h (propagate_value, replace_exp):  Change prototype.
29229         (propagate_tree_value):  Add new prototype.
29230         (phi_element_for_edge):  Remove prototype.
29231         * tree-into-ssa.c (mark_def_sites):  Use new operand types.
29232         (prepare_operand_for_rename):  Split into two functions.
29233         (prepare_use_operand_for_rename):  Prepare use operands.
29234         (prepare_def_operand_for_rename):  Prepare def operands.
29235         (rewrite_stmt):  Use new operand types.
29236         (rewrite_operand):  Use new operand types, change parameter type.
29237         * tree-outof-ssa.c (replace_variable):  Split into two functions.
29238         (replace_use_variable):  Rewrite uses.
29239         (replace_def_variable):  Rewrite defs.
29240         (rewrite_trees, rewrite_vars_out_of_ssa):  Use new operand types.
29241         * tree-phinodes.c (make_phi_node, resize_phi_node):  Use new types.
29242         (add_phi_arg, remove_phi_arg_num):  Use new operand types.
29243         * tree-ssa-ccp.c (substitute_and_fold):  Use new operand types.
29244         (ccp_fold, replace_uses_in):  Use new operand types.
29245         * tree-ssa-copy.c (replace_ssa_names):  Rename to replace_ssa_names_ann
29246         and no longer set the value, change parameter type.
29247         (replace_exp_1):  Use new operand types.
29248         (propagate_value):  Change parameter type, use new operand types.
29249         (propagate_tree_value):  Propagate_value without SSA operands.
29250         (replace_exp, cprop_operand, cprop_into_stmt):  Use new operand types.
29251         (cprop_into_successor_phis):  Use new operand types.
29252         * tree-ssa-dom.c (thread_across_edge):  Use new operand types.
29253         (eliminate_redundant_computations):  Use new operand types.
29254         * tree-ssa-dse.c (fix_phi_uses):  Use new operand_types.
29255         (fix_stmt_v_may_defs):  Use new operand_types.
29256         * tree-ssa-live.c (create_ssa_var_map):  Use new operand_types.
29257         (build_tree_conflict_graph):  Use new operand_types.
29258         * tree-ssa-loop.c (duplicate_blocks):  Use PHI_ARG_DEF_FROM_EDGE.
29259         * tree-ssa-operands.c (struct freelist_d):  Remove.
29260         (check_optype_freelist, add_optype_freelist):  Remove.
29261         (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
29262         allocate_vuse_optype, allocate_v_must_def_optype):  Call ggc_alloc.
29263         (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
29264         Call ggc_free instead of add_optype_freelist.
29265         (init_ssa_operands, fini_ssa_operands):  Remove free list code.
29266         (finalize_ssa_defs, finalize_ssa_uses):  Set new use/def operands.
29267         * tree-ssa-operands.h (struct def_optype_d):  Change underlying type.
29268         (struct use_optype_d):  Change underlying type.
29269         (def_operand_p, use_operand_p):  New types for pointers to operands.
29270         (USE_OP, DEF_OP, V_MAY_DEF_RESULT, V_MAY_DEF_OP, VUSE_OP,
29271         V_MUST_DEF_OP):  Use new pointer type instead of dereferencing directly.
29272         (USE_FROM_PTR, DEF_FROM_PTR):  New macros to "dereference" operand
29273         pointer types.
29274         (SET_USE, SET_DEF):  New macros to set operands from their pointer.
29275         (SET_USE_OP, SET_DEF_OP, SET_V_MAY_DEF_RESULT, SET_V_MAY_DEF_OP,
29276         SET_VUSE_OP, SET_V_MUST_DEF_OP): New SET routines for operands.
29277         (PHI_RESULT_PTR, PHI_RESULT, SET_PHI_RESULT):  Macros to manage the
29278         PHI result as an operand.
29279         (PHI_ARG_DEF_PTR, PHI_ARG_DEF, SET_PHI_ARG_DEF, PHI_ARG_DEF_FROM_EDGE,
29280         PHI_ARG_DEF_PTR_FROM_EDGE):  Macros to manage the PHI arguments.
29281         * tree-ssa-pre.c (eliminate):  Call propagate_tree_value.
29282         * tree-tailcall.c (independent_of_stmt_p, propagate_through_phis):  Use
29283         PHI_ARG_DEF_FROM_EDGE.
29284         * tree.h (PHI_RESULT):  Renamed to PHI_RESULT_TREE.
29285         (PHI_ARG_DEF):  Renamed to PHI_ARG_DEF_TREE.
29287 2004-06-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
29289         PR tree-optimization/15991
29290         * tree-cfg.c (tree_block_label): Export.
29291         * tree-flow-inline.h (bsi_after_labels): New function.
29292         * tree-flow.h (bsi_after_labels, tree_block_label): Declare.
29293         * tree-ssa.c (propagate_into_addr): New function.
29294         (replace_immediate_uses): Handle propagation of pointer constants.
29295         (raise_value): Do not restrict propagation of pointer constants.
29296         * tree-ssanames.c (duplicate_ssa_name): New function.
29297         * tree.h (duplicate_ssa_name): Declare.
29299 2004-06-17  David Ayers  <d.ayers@inode.at>
29301         * c-parse.in: Unify Objective-C token names.
29303 2004-06-17  Zack Weinberg  <zack@codesourcery.com>
29305         Bug 14610
29306         * Makefile.in (min-insn-modes.o): Correct dependencies.
29307         * real.c (encode_ieee_extended, decode_ieee_extended): Always
29308         produce/consume 12-byte little-endian Intel format.
29309         (encode_ieee_extended_128, decode_ieee_extended_128): Delete.
29310         (encode_ieee_extended_motorola, decode_ieee_extended_motorola)
29311         (encode_ieee_extended_intel_96, decode_ieee_extended_intel_96)
29312         (encode_ieee_extended_intel_128, decode_ieee_extended_intel_128):
29313         New functions which convert between 12-byte little-endian Intel
29314         format and the desired format.
29315         (ieee_extended_motorola_format, ieee_extended_intel_96_round_53_format)
29316         (ieee_extended_intel_96_format, ieee_extended_intel_128_format):
29317         Update.
29319 2004-06-17  Zack Weinberg  <zack@codesourcery.com>
29321         * expmed.c (expand_mult_const): In sanity check, compare only
29322         the bits of val and val_so_far that are significant in the
29323         result mode.
29325 2004-06-17  Daniel Berlin  <dberlin@dberlin.org>
29327         * tree-ssa-pre.c:  Update comments.
29328         (val_expr_pair_eq): Factor code from here.
29329         (expr_pred_trans_eq): and here.
29330         (expressions_equal_p): To here.
29331         (print_value_set): Print value for expression.
29332         (phi_trans_lookup): Rename some variables.
29333         (lookup): Ditto.
29334         (value_exists_in_set_bitmap): Ditto.
29335         (value_remove_from_set_bitmap): Ditto.
29336         (value_insert_into_set_bitmap): Ditto.
29338 2004-06-17  Ulrich Weigand  <uweigand@de.ibm.com>
29340         * config/s390/s390-modes.def (CCL3mode): New machine mode.
29341         * config/s390/s390.c (s390_match_ccmode_set): Support CCL3mode.
29342         (s390_alc_comparison, s390_slb_comparison): Likewise.
29343         (s390_branch_condition_mask): Likewise.
29344         * config/s390/s390.md ("*subdi3_cc2", "*subdi3_cconly2"): New.
29345         ("*subsi3_cc2", "*subsi3_cconly2"): New.
29347         * config/s390/s390.h (PREDICATE_CODE): Accept SIGN_EXTEND and
29348         ZERO_EXTEND for s390_alc_comparison and s390_slb_comparison.
29349         * config/s390/s390.c (s390_alc_comparison, s390_slb_comparison):
29350         Handle SIGN_EXTEND and ZERO_EXTEND.
29352         * config/s390/s390-protos.h (s390_expand_addcc): New prototype.
29353         * config/s390/s390.c (s390_expand_addcc): New function.
29354         * config/s390/s390.md ("adddicc", "addsicc"): New expanders.
29355         ("*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg"): New insns.
29356         ("sltu", "sgtu", "sleu", "sgeu"): New expanders.
29358 2004-06-17  Ben Elliston  <bje@au.ibm.com>
29360         * tree-alias-common.c: Add whitespace.
29361         * tree-inline.c: Correct comment about this file's purpose.
29362         * tree-optimize.c: Likewise.
29363         * tree-tailcall.c: Likewise.
29365         * tree-alias-ander.h: Add standard top-of-file comment.
29366         * tree-alias-common.h: Likewise.
29367         * tree-alias-type.h: Likewise.
29369 2004-06-16  Daniel Berlin  <dberlin@dberlin.org>
29371         * tree-ssa-pre.c (compute_avail): Value number uses as well.
29372         Strip useless type conversions.
29373         Casts have to be treated slightly different than normal unaries.
29375 2004-06-16  Richard Henderson  <rth@redhat.com>
29377         * c-common.def (COMPOUND_STMT): Remove.
29378         * c-common.c (finish_fname_decls): Don't look through it.
29379         * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
29380         * c-common.h (COMPOUND_BODY): Remove.
29381         (c_common_stmt_codes): Remove COMPOUND_STMT.
29382         * c-dump.c (c_dump_tree): Likewise.
29383         * c-gimplify.c (c_gimplify_stmt): Likewise.
29384         * c-pretty-print.c (pp_c_statement): Likewise.
29385         * tree.h (DECL_SAVED_TREE): Update commentary.
29386         * doc/c-tree.texi (ASM_EXPR): Rename from ASM_STMT.
29387         (CASE_LABEL_EXPR): Rename from CASE_LABEL.
29388         (GOTO_EXPR): Rename from GOTO_STMT.
29389         (GOTO_FAKE_P): Remove.
29390         (COMPOUND_STMT): Remove.
29391         (HANDLER): Update wrt COMPOUND_STMT.
29392         (STMT_EXPR): Likewise.
29393         (LABEL_EXPR): Rename from LABEL_STMT.
29394         (SCOPE_STMT): Remove.
29395         * objc/objc-act.c (objc_build_try_catch_finally_stmt): Don't look
29396         through COMPOUND_STMT.
29398 2004-06-16  Richard Henderson  <rth@redhat.com>
29400         * c-common.h (c_begin_if_stmt, c_begin_while_stmt,
29401         c_finish_while_stmt_cond): Remove decls.
29402         * c-parse.in (if_prefix): Don't save c_begin_if_stmt result.
29403         * c-typeck.c (c_begin_if_stmt): Return void.
29404         (c_begin_else): Tidy.  Save stmt_count.
29405         * c-tree.h (c_begin_if_stmt): Update decl.
29407         * objc/objc-act.c (objc_build_try_enter_fragment,
29408         objc_build_extract_fragment, objc_build_try_epilogue,
29409         objc_build_catch_stmt, objc_build_catch_epilogue,
29410         objc_build_finally_prologue, objc_build_finally_epilogue): Update
29411         for if builder function changes.
29413 2004-06-16  Ulrich Weigand  <uweigand@de.ibm.com>
29415         * config/s390/s390.c (struct machine_function):  New member
29416         last_restore_gpr.
29417         (s390_frame_info): Add BASE_USED and RETURN_ADDR_USED parameters.
29418         Do not modify machine->save_return_addr_p or regs_ever_live.
29419         Fill in machine->last_restore_gpr.
29420         (s390_optimize_prolog): Use s390_frame_info to compute registers
29421         to save/restore, remove duplicated code.
29422         (s390_arg_frame_offset): Use s390_frame_info to compute frame
29423         size, remove duplicated code.
29424         (s390_emit_prologue): Adapt s390_frame_info call.  Update
29425         machine->save_return_addr_p and regs_ever_live.
29426         (s390_emit_epilogue): Use machine->last_restore_gpr instead of
29427         machine->last_save_gpr.
29429 2004-06-16  Richard Henderson  <rth@redhat.com>
29431         * c-parse.in (if_stmt_locus): Remove.
29432         (if_prefix): Increment stmt_count; pass it to c_finish_if_cond.
29433         (select_or_iter_stmt): Move empty if warnings to c-typeck.c.
29434         * c-typeck.c (if_elt): Sort by expected size.  Rename locus to
29435         empty_locus.  Add stmt_count, saw_else.
29436         (c_begin_if_stmt): Push if_stack here.
29437         (c_finish_if_cond): Rename from c_expand_end_cond.  Record stmt_count.
29438         (c_finish_then, c_finish_else): Record empty_locus.
29439         (c_begin_else): Rename from c_expand_start_else.  Record stmt_count.
29440         (c_finish_if_stmt): Rename from c_expand_end_cond.  Warn for empty
29441         if or else body.
29442         * c-tree.h: Update prototypes.
29444 2004-06-16  Steven Bosscher  <stevenb@suse.de>
29446         * tree.h (PHI_CHAIN): New.
29447         * (tree-cfg.c, tree-dfa.c, tree-flow-inline.h, tree-into-ssa.c,
29448         tree-outof-ssa.c, tree-phinodes.c, tree-pretty-print.c,
29449         tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-dse.c,
29450         tree-ssa-live.c, tree-ssa-loop.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
29451         tree-ssa.c, tree-tailcall.c): Use PHI_CHAIN instead of TREE_CHAIN
29452         when traversing a list of PHI_NODEs.
29454 2004-06-16  Bernardo Innocenti  <bernie@develer.com>
29456         PR target/13292
29457         * config/m68k/m68k.h (TARGET_SWITCHES): Don't remove MASK_68040_ONLY
29458         on -msoft-float.
29459         (TARGET_FLT_EVAL_METHOD): Don't advertise extended precision for
29460         68040 and soft-float.
29461         * config/m68k/m68k.md (truncdfsf2): Explicitly require TARGET_68881
29462         in the TARGET_68040_ONLY case.
29464 2004-06-16 Peter Barada  <peter@the-baradas.com>
29466         * config/m68k/m68k.md (movsi_cfv4): New pattern to allow mov3q.
29467         (movsi_cf): Make named, don't match TARGET_CFV4.
29468         (pushexthisi_const): Use mov3q if possible.
29469         (extendhisi2, cvf4_extendhisi2): Split extendhisi2 pattern
29470         to special case mvz.w for ColdFire V4.
29471         (extendqisi2, cvf4_extendqisi2): Split extendhisi2 pattern
29472         to special case mvz.b for ColdFire V4.
29473         (udivmodhi4, divmodhi4): Use mvz to zero extend arg for
29474         divide.
29475         (iorsi3, xorsi3, andsi3): Use bitfield instructions if possible.
29476         * config/m68k/m68k.c(valid_mov3q_const):  New function.
29477         (const_method): SWAP is valid for ColdFire.
29478         (MULL_COST, MULW_COST): Fix costs for ColdFire V3/V4.
29479         * config/m68k/m68k-protos.h (valid_mov3q_const): Prototype here.
29481 2004-06-16  Richard Henderson  <rth@redhat.com>
29483         * c-common.def (CASE_LABEL): Remove.
29484         * c-common.c (c_add_case_label): Use CASE_LABEL, not CASE_LABEL_DECL.
29485         (match_case_to_enum_1): Likewise.
29486         * c-common.h (c_common_stmt_codes): Remove CASE_LABEL.
29487         * c-dump.c (c_dump_tree): Likewise.
29488         * c-gimplify.c (c_gimplify_stmt): Likewise.
29489         * c-pretty-print.c (pp_c_statement): Likewise.
29490         * c-semantics.c (build_case_label): Use CASE_LABEL_EXPR.
29491         * tree.h (CASE_LOW): Update commentary.
29493 2004-06-16  Richard Henderson  <rth@redhat.com>
29495         * c-common.def (ASM_STMT): Remove.
29496         * c-common.h (c_common_stmt_codes): Remove ASM_STMT.
29497         * c-dump.c (c_dump_tree): Likewise.
29498         * c-gimplify.c (c_gimplify_stmt): Likewise.
29499         * c-pretty-print.c (pp_c_statement): Likewise.
29500         * c-typeck.c (build_asm_expr): Use ASM_EXPR.
29501         * tree.h: Fix commentary.
29503 2004-06-16  Richard Henderson  <rth@redhat.com>
29505         * c-common.def (GOTO_STMT, LABEL_STMT): Remove.
29506         * c-common.c (c_add_case_label): Use LABEL_EXPR.
29507         * c-common.h (GOTO_FAKE_P, LABEL_STMT_LABEL): Remove.
29508         (c_common_stmt_codes): Remove GOTO_STMT, LABEL_STMT.
29509         * c-dump.c (c_dump_tree): Likewise.
29510         * c-gimplify.c (c_gimplify_stmt): Likewise.
29511         * c-pretty-print.c (pp_c_statement): Likewise.
29512         * c-parse.in (stmt): Use GOTO_EXPR.
29513         (label): Use LABEL_EXPR.
29514         * c-semantics.c (build_stmt): Set TREE_TYPE to void.
29515         * tree-inline.c (copy_body_r): Don't build empty BLOCKs.
29517 2004-06-16  J"orn Rennecke <joern.rennecke@superh.com>
29519         * cfgcleanup.c (try_simplify_condjump): Update test to make
29520         sure we have a conditional branch around am unconditional branch.
29522 2004-06-16  Daniel Berlin  <dberlin@dberlin.org>
29524         * tree-cfg.c (pass_split_crit_edge): Give it a name and a dump file.
29526 2004-06-16  Dale Johannesen  <dalej@apple.com>
29528         * loop.c (loop_givs_reduce): Avoid miscompilation of
29529         loops entered at bottom.
29531 2004-06-16  J"orn Rennecke <joern.rennecke@superh.com>
29533         * cfglayout.c (fixup_reorder_chain): Handle case where the
29534         destination of E_FALL is EXIT_BLOCK_PTR.
29536 2004-06-16  Vladimir Makarov  <vmakarov@redhat.com>
29538         PR target/15653
29539         * config/ia64/ia64.c (ia64_dfa_new_cycle): Do not insert nops
29540         after shifts before asm.
29542 2004-06-16  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
29544         PR tree-optimization/15993
29545         * tree-ssa-dom.c (thread_across_edge): Do not thread edge if its
29546         destination is unchanged.
29548 2004-06-16  Andreas Jaeger  <aj@suse.de>
29550         * doc/install.texi (Configuration): Update description for
29551         --enable-version-specific-runtime-libs.
29553 2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
29555         * doc/install.texi: boehm-gc now uses automake 1.8.5.
29557 2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
29559         * toplev.h (rest_of_compilation): Adjust prototype.
29561 2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
29563         * coverage.c: Remove argument to rest_of_compilation.
29564         * expr.c (execute_expand, set_save_expr_context, pass_expand): New.
29565         * passes.c (rest_of_compilation): Remove argument.
29566         (pass_rest_of_compilation): New.
29567         (rest_of_handle_final, rest_of_handle_delay_slots,
29568         rest_of_handle_stack_regs, rest_of_handle_variable_tracking
29569         rest_of_handle_machine_reorg, rest_of_handle_regrename
29570         rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_gcse2
29571         rest_of_handle_regmove, rest_of_handle_tracer
29572         rest_of_handle_if_conversion, rest_of_handle_if_after_combine
29573         rest_of_handle_web, rest_of_handle_branch_prob
29574         rest_of_handle_value_profile_transformations, rest_of_handle_cfg
29575         rest_of_handle_addressof, rest_of_handle_jump_bypass
29576         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2):
29577         Check that the two arguments are actually superfluous.
29578         * tree-optimize.c (register_dump_files): Add properties argument.
29579         Track validity of passes.  Only initialize dump files for
29580         tree-based passes.  Store the full set of provided passes in
29581         the pass.
29582         (init_tree_optimization_passes): Register pass_expand and
29583         pass_rest_of_compilation.
29584         (execute_one_pass): Do not track the presence of required properties
29585         here.  Set in_gimple_form.  Do not update current_properties.
29586         (current_properties): Remove.
29587         (set_save_expr_context): Remove.
29588         (tree_rest_of_compilation): Do not set in_gimple_form.  Do not
29589         expand to RTL here, and do not call rest_of_compilation.  Push
29590         GGC context even before gimplification.
29591         * tree-pass.h (PROP_rtl, PROP_trees): New flags.
29592         (pass_expand, pass_rest_of_compilation): Declare.
29594 2004-06-15  Jeff Law  <law@redhat.com>
29596         * fold-const.c (swap_tree_comparison): No longer static.
29597         (tree_swap_operands_p): Similarly.  Return true if both operands
29598         are SSA_NAMEs and the first operand has a higher version number than
29599         the second operand.
29600         * tree.h (swap_tree_comparison): Prototype.
29601         (tree_swap_operands_p): Prototype.
29602         * tree-ssa-operands.c (get_expr_operands): For commutative
29603         operators and relational comparisons, canonicalize the
29604         order of the operands.
29606 2004-06-15  Richard Henderson  <rth@redhat.com>
29608         * c-common.c (lang_gimplify_stmt): Remove next_p argument.
29609         (if_elt, if_stack, if_stack_space, c_expand_start_cond, c_finish_then,
29610         c_expand_end_cond, c_expand_start_else, c_finish_else, c_begin_if_stmt,
29611         c_begin_while_stmt, c_finish_while_stmt_cond): Move to c-typeck.c.
29612         (finish_fname_decls, fname_decl): Use statement_lists.
29613         (c_expand_expr_stmt): Don't set last_expr_type.
29614         (c_type_hash): Fix indentation.
29615         (c_safe_from_p): Don't follow TREE_CHAIN.
29616         (c_tree_chain_matters_p): Remove.
29617         * c-common.def (SCOPE_STMT): Remove.
29618         (CLEANUP_STMT): Redefine to contain its own body.
29619         * c-common.h (struct stmt_tree_s): Remove x_last_stmt,
29620         x_last_expr_type, x_last_expr_filename, x_scope_stmt_stack.
29621         Add x_cur_stmt_list.
29622         (last_tree, last_expr_type, last_expr_filename, RECHAIN_STMTS): Remove.
29623         (cur_stmt_list): New.
29624         (STATEMENT_LIST_STMT_EXPR): New.
29625         (SCOPE_BEGIN_P, SCOPE_END_P, SCOPE_STMT_BLOCK, SCOPE_NULLIFIED_P,
29626         SCOPE_NO_CLEANUPS_P, SCOPE_PARTIAL_P, NEW_FOR_SCOPE_P): Remove.
29627         (CLEANUP_BODY): New.
29628         (CLEANUP_DECL): Move to operand 2.
29629         (c_common_stmt_codes): Remove SCOPE_STMT.
29630         (COMPOUND_STMT_NO_SCOPE, COMPOUND_STMT_BODY_BLOCK): Remove.
29631         * c-decl.c (c_scope_stmt_stack, current_scope_stmt_stack): Remove.
29632         (c_push_function_context, c_pop_function_context): Don't save it.
29633         (finish_decl): Set TREE_USED on the decl for a cleanup.
29634         Use push_cleanup.
29635         (store_parm_decls): Use statement lists.
29636         (finish_function): Remove compstmt rule workaround.  Use statement
29637         lists.  Call finish_fname_decls after finalizing the body.
29638         (c_begin_compound_stmt): Move to c-typeck.c.
29639         * c-dump.c (c_dump_tree): Remove SCOPE_STMT.
29640         * c-gimplify.c (gimplify_cleanup_stmt, gimplify_cleanup_stmts): New.
29641         (c_genericize): Invoke them.
29642         (c_gimplify_stmt): Don't look through TREE_CHAIN.  Kill SCOPE_STMT.
29643         (c_build_bind_expr): Export.
29644         (gimplify_block, gimplify_cleanup): Remove.
29645         (gimplify_condition): Use gimplify_stmt.
29646         (gimplify_for_stmt): Remove FOR_INIT_STMT chaining hack.
29647         (gimplify_if_stmt): Remove recursion hack.
29648         (c_gimplify_expr): Remove STMT_EXPR handling.
29649         (stmt_expr_last_stmt, gimplify_stmt_expr): Remove.
29650         (is_last_stmt_of_scope): Remove.
29651         * c-lang.c (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P): Remove.
29652         * c-mudflap.c (mflang_flush_calls): Use c_begin_compound_stmt,
29653         c_end_compound_stmt.
29654         * c-objc-common.c (build_cdtor): Likewise.
29655         * c-parse.in (primary): Use c_finish_stmt_expr.
29656         (push_scope, pop_scope): Remove.
29657         (c99_block_start, compstmt_start): Use c_begin_compound_stmt.
29658         (c99_block_end, compstmt): Use c_end_compound_stmt.
29659         (c99_block_lineno_labeled_stmt): Likewise.
29660         (compstmt_primary_start): Use c_begin_stmt_expr.
29661         (simple_if, select_or_iter_stmt): Update calls to stmt builders.
29662         (do_stmt_start): Fill in body directly.
29663         (lineno_stmt): Avoid setting lineno on constants.
29664         * c-pretty-print.c (pp_c_statement): Handle STATEMENT_LIST.
29665         Remove SCOPE_STMT.
29666         * c-semantics.c (begin_stmt_tree): Remove.
29667         (push_stmt_list, re_push_stmt_list, pop_stmt_list): New.
29668         (add_stmt): Use statement lists.
29669         (add_scope_stmt, finish_stmt_tree): Remove.
29670         (push_cleanup): New.
29671         * c-tree.h: Move some decls from c-common.h.
29672         * c-typeck.c (c_tree_expr_nonnegative_p): Simplify for statement lists.
29673         (do_case, c_finish_case): Likewise.
29674         (c_finish_then): Take body for then as argument.
29675         (c_finish_else): Similarly.
29676         (c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
29677         c_finish_for_stmt_incr, c_finish_for_stmt): New.
29678         (c_begin_stmt_expr, c_finish_stmt_expr): New.
29679         (c_begin_compound_stmt): Do scope management.
29680         (c_end_compound_stmt): New.
29681         * fold-const.c (tree_expr_nonnegative_p): Fix BIND_EXPR.
29682         * gimplify.c (voidify_wrapper_expr): Accept temporary argument.
29683         Look through exception handling constructs.
29684         (gimplify_bind_expr): Accept temporary argument.
29685         (gimplify_target_expr): Special case BIND_EXPR bodies.
29686         (gimplify_expr): Handle fallback == fb_none like a statement.
29687         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P): Kill.
29688         * langhooks.c (lhd_tree_inlining_tree_chain_matters_p): Remove.
29689         * langhooks.h (tree_chain_matters_p): Remove.
29690         * stub-objc.c (objc_clear_super_receiver): New.
29691         * tree-gimple.h (voidify_wrapper_expr): Update decl.
29692         (append_to_statement_list, append_to_statement_list_force): Move
29693         to tree-iterator.h.
29694         * tree-inline.c (expand_call_inline): Update call.
29695         (clone_body): Use statement lists.
29696         (walk_tree): Don't check tree_chain_matters_p.
29697         (copy_tree_r): Likewise.
29698         * tree-iterator.c (alloc_stmt_list): Clear lang bits.
29699         (tsi_link_before, tsi_link_after): Set TREE_SIDE_EFFECTS properly.
29700         * tree-iterator.h (append_to_statement_list,
29701         append_to_statement_list_force): Moved from tree-gimple.h.
29702         * tree-pretty-print.c (dump_generic_node): Clean up TARGET_EXPR dump.
29703         * objc/objc-act.c (build_module_descriptor): Use c_begin_compound_stmt.
29704         (objc_enter_block): Likewise.
29705         (objc_exit_block): Use c_end_compound_stmt.
29706         (objc_build_try_enter_fragment): Add #error and comment for
29707         rewriting for OBJCPLUS.
29708         (objc_build_extract_fragment, objc_build_try_epilogue,
29709         objc_build_catch_stmt, objc_build_finally_prologue,
29710         objc_build_finally_epilogue): Update for C statement builders.
29711         * objc/objc-lang.c (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P):
29712         Remove.
29714 2004-06-15  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
29716         * df.c (df_reg_clobber_gen): Removed.
29717         (df_bb_rd_local_compute, df_insn_refs_record, df_rd_local_compute):
29718         Make more effective for hard regs.
29719         * ra-build.c (livethrough_conflicts_bb): Check contains_call.
29721 2004-06-15  Alexandre Oliva  <aoliva@redhat.com>
29723         * c-pragma.h (c_lex_string_translate): Change type to int.
29724         * c-parse.in: Change all assignments of c_lex_string_translate
29725         to true and false to 1 and 0.
29726         * c-lex.c (c_lex_string_translate): Likewise.
29727         (lex_string): Convert string without translation in the -1
29728         case.
29730 2004-06-15  Mark G. Adams  <mark.g.adams@sympatico.ca>
29732         * convert.h: Add include guards
29734 2004-06-15  Daniel Berlin  <dberlin@dberlin.org>
29736         * tree-flow-inline.h: Document all functions.
29738 2004-06-15  Daniel Berlin  <dberlin@dberlin.org>
29740         * tree-flow-inline.h (stmt_ann): Remove use of is_essa_node.
29741         * tree-dfa.c (create_stmt_ann): Ditto.
29742         * tree-pretty-print.c (dump_generic_node): Remove E* node handling.
29743         * tree-inline.c (estimate_num_insns_1): Ditto.
29744         * tree.c (tree_size): Ditto.
29745         (make_node_stat): Ditto.
29746         (tree_node_structure): Ditto.
29747         (ephi_node_elt_check_failed): Remove.
29748         (is_essa_node): Ditto.
29749         * tree.def (EPHI_NODE): Ditto.
29750         (EEXIT_NODE): Ditto.
29751         (EUSE_NODE): Ditto.
29752         (EKILL_NODE): Ditto.
29753         * tree.h (EREF_NODE_CHECK): Remove.
29754         (EPHI_NODE_ELT_CHECK): Ditto.
29755         (struct tree_eref_common): Ditto.
29756         (struct tree_euse_node): Ditto.
29757         (struct ephi_arg_d): Ditto.
29758         (struct tree_ephi_node): Ditto.
29759         (ephi_node_elt_check_failed): Remove prototype.
29760         (is_essa_node): Ditto.
29761         (enum tree_node_structure_enum): Remove TS_E*_NODE.
29762         (union tree_node): Remove E*_NODE uses.
29764 2004-06-15  Jerry Quinn  <jlquinn@optonline.net>
29766         * alias.c (record_set, record_base_value, canon_rtx, get_addr,
29767         nonlocal_mentioned_p_1, init_alias_analysis): Use REG_P.
29768         * bt-load.c (find_btr_reference, insn_sets_btr_p, note_btr_set):
29769         Likewise.
29770         * builtins.c (expand_builtin_setjmp, expand_builtin_apply,
29771         expand_builtin_mathfn, expand_builtin_strlen, expand_builtin_memcmp,
29772         expand_builtin_strcmp, expand_builtin_strncmp,
29773         expand_builtin_frame_address): Likewise.
29774         * caller-save.c (mark_set_regs, add_stored_regs, mark_referenced_regs,
29775         insert_one_insn): Likewise.
29776         * calls.c (prepare_call_address, precompute_register_parameters,
29777         precompute_arguments, expand_call, emit_library_call_value_1): Likewise.
29778         * cfganal.c (flow_active_insn_p): Likewise.
29779         * combine.c (set_nonzero_bits_and_sign_copies, can_combine_p,
29780         combinable_i3pat, try_combine, find_split_point, COMBINE_RTX_EQUAL_P,
29781         subst, combine_simplify_rtx, simplify_if_then_else, simplify_set,
29782         make_extraction, recog_for_combine, gen_lowpart_for_combine,
29783         simplify_comparison, record_dead_and_set_regs_1,
29784         record_dead_and_set_regs, record_promoted_value,
29785         check_promoted_subreg, get_last_value_validate, get_last_value,
29786         reg_dead_at_p_1, reg_bitfield_target_p, distribute_notes,
29787         unmentioned_reg_p_1): Likewise.
29788         * conflict.c (mark_reg): Likewise.
29789         * cse.c (HASH, COST, COST_IN, approx_reg_cost_1, notreg_cost,
29790         mention_regs, insert_regs, lookup, lookup_for_remove, insert,
29791         merge_equiv_classes, flush_hash_table, invalidate,
29792         remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
29793         invalidate_for_call, use_related_value, canon_hash, exp_equiv_p,
29794         cse_rtx_varies_p, canon_reg, find_best_addr, fold_rtx, equiv_constant,
29795         record_jump_cond, cse_insn, addr_affects_sp_p,
29796         invalidate_from_clobbers, cse_process_notes, cse_around_loop,
29797         cse_set_around_loop, count_reg_usage, set_live_p, cse_change_cc_mode,
29798         cse_cc_succs, cse_condition_code_reg): Likewise.
29799         * cselib.c (cselib_reg_set_mode, rtx_equal_for_cselib_p,
29800         cselib_lookup, cselib_invalidate_regno, cselib_invalidate_rtx,
29801         cselib_record_set, cselib_record_sets): Likewise.
29802         * dbxout.c (dbxout_symbol_location, dbxout_parms, dbxout_reg_parms,
29803         dbxout_block): Likewise.
29804         * df.c (df_ref_record, df_def_record_1, df_uses_record): Likewise.
29805         * dojump.c (do_jump): Likewise.
29806         * dwarf2out.c (dwarf2out_frame_debug_expr, is_pseudo_reg,
29807         is_based_loc, rtl_for_decl_location): Likewise.
29808         * emit-rtl.c (set_reg_attrs_for_parm, set_decl_rtl,
29809         set_decl_incoming_rtl, mark_user_reg): Likewise.
29810         * explow.c (copy_all_regs, copy_all_regs, memory_address, force_reg,
29811         copy_to_suggested_reg, allocate_dynamic_stack_space,
29812         probe_stack_range, hard_function_value): Likewise.
29813         * expmed.c (store_bit_field, store_fixed_bit_field,
29814         store_split_bit_field, extract_bit_field, extract_fixed_bit_field,
29815         extract_split_bit_field, expand_divmod, emit_store_flag_force):
29816         Likewise.
29817         * expr.c (convert_move, convert_modes,
29818         block_move_libcall_safe_for_call_parm, emit_group_load, use_reg,
29819         use_group_regs, emit_move_insn, emit_move_insn_1,
29820         compress_float_constant, push_block, emit_single_push_insn,
29821         emit_push_insn, get_subtarget, expand_assignment, store_expr,
29822         store_constructor, store_field, force_operand, safe_from_p,
29823         expand_expr_real_1, expand_increment, do_store_flag, do_tablejump):
29824         Likewise.
29825         * final.c (profile_function, final_scan_insn, alter_subreg,
29826         get_mem_expr_from_op, output_asm_operand_names, output_operand,
29827         only_leaf_regs_used, leaf_renumber_regs_insn): Likewise.
29828         * flow.c (verify_wide_reg_1, mark_regs_live_at_end,
29829         find_regno_partial, propagate_one_insn, init_propagate_block_info,
29830         insn_dead_p, libcall_dead_p, mark_set_1, not_reg_cond,
29831         attempt_auto_inc, find_auto_inc, mark_used_regs,
29832         count_or_remove_death_notes_bb): Likewise.
29833         * function.c (find_temp_slot_from_address, update_temp_slot_address,
29834         preserve_temp_slots, put_var_into_stack, fixup_var_refs_insn,
29835         fixup_var_refs_1, fixup_stack_1, optimize_bit_field, flush_addressof,
29836         put_addressof_into_stack, purge_addressof_1, insns_for_mem_walk,
29837         purge_single_hard_subreg_set, instantiate_decl,
29838         instantiate_virtual_regs_1, aggregate_value_p, assign_parms,
29839         promoted_input_arg, setjmp_vars_warning, setjmp_args_warning,
29840         setjmp_protect, setjmp_protect_args, fix_lexical_addr,
29841         expand_function_start, diddle_return_value, clobber_return_register,
29842         expand_function_end, keep_stack_depressed, handle_epilogue_set,
29843         update_epilogue_consts): Likewise.
29844         * genemit.c (gen_exp, gen_insn): Likewise.
29845         * genrecog.c (make_insn_sequence): Likewise.
29846         * global.c (global_conflicts, expand_preferences, mark_reg_store,
29847         mark_reg_conflicts, set_preference, reg_becomes_live,
29848         build_insn_chain, mark_reg_change): Likewise.
29849         * haifa_sched.c (CONST_BASED_ADDRESS_P, find_set_reg_weight):
29850         Likewise.
29851         * ifcvt.c (noce_try_abs, noce_get_condition, noce_process_if_block):
29852         Likewise.
29853         * integrate.c (copy_rtx_and_substitute, try_constants,
29854         subst_constants, mark_stores, allocate_initial_values): Likewise.
29855         * jump.c (reversed_comparison_code_parts, delete_prior_computation,
29856         delete_computation, rtx_renumbered_equal_p, true_regnum,
29857         reg_or_subregno): Likewise.
29858         * lcm.c (reg_dies, reg_becomes_live): Likewise.
29859         * local-alloc.c (validate_equiv_mem_from_store, validate_equiv_mem,
29860         update_equiv_regs, no_equiv, block_alloc, combine_regs, reg_is_set,
29861         wipe_dead_reg, no_conflict_p): Likewise.
29862         * loop-iv.c (simple_reg_p, simple_set_p, kill_sets,
29863         iv_get_reaching_def, iv_analyze_biv, altered_reg_used, mark_altered,
29864         simple_rhs_p, simplify_using_assignment, implies_p): Likewise.
29865         * loop.c (scan_loop, combine_movables, rtx_equal_for_loop_p,
29866         move_movables, note_set_pseudo_multiple_uses, consec_sets_invariant_p,
29867         find_single_use_in_loop, count_one_set, loop_bivs_init_find,
29868         loop_givs_rescan, check_insn_for_bivs, check_insn_for_givs,
29869         valid_initial_value_p, simplify_giv_expr, consec_sets_giv,
29870         loop_regs_update, check_dbra_loop, maybe_eliminate_biv,
29871         maybe_eliminate_biv_1, record_initial, update_reg_last_use,
29872         canonicalize_condition, loop_regs_scan, load_mems, try_copy_prop,
29873         try_swap_copy_prop): Likewise.
29874         * optabs.c (expand_binop, expand_vector_binop, expand_vector_unop,
29875         expand_abs, emit_no_conflict_block, emit_libcall_block, expand_float):
29876         Likewise.
29877         * postreload.c (reload_cse_simplify, reload_cse_simplify_set,
29878         reload_cse_simplify_operands, reload_combine,
29879         reload_combine_note_store, reload_combine_note_use,
29880         reload_cse_move2add, move2add_note_store): Likewise.
29881         * print-rtl.c (print_rtx): Likewise.
29882         * ra-build.c (copy_insn_p, remember_move, init_one_web_common,
29883         contains_pseudo, handle_asm_insn): Likewise.
29884         * ra-debug.c (ra_print_rtx_object, dump_constraints,
29885         dump_static_insn_cost): Likewise.
29886         * ra-rewrite.c (slots_overlap_p, emit_colors,
29887         remove_suspicious_death_notes): Likewise.
29888         * recog.c (validate_replace_rtx_1, find_single_use_1, find_single_use,
29889         register_operand, scratch_operand, nonmemory_operand,
29890         constrain_operands): Likewise.
29891         * reg-stack (check_asm_stack_operands, remove_regno_note,
29892         emit_swap_insn, swap_rtx_condition, subst_stack_regs_pat,
29893         subst_asm_stack_regs): Likewise.
29894         * regclass.c (scan_one_insn, record_reg_classes, copy_cost,
29895         record_address_regs, reg_scan_mark_refs): Likewise.
29896         * regmove.c (discover_flags_reg, replacement_quality,
29897         copy_src_to_dest, reg_is_remote_constant_p, regmove_optimize,
29898         fixup_match_1): Likewise.
29899         * regrename.c (note_sets, clear_dead_regs, build_def_use, kill_value,
29900         kill_set_value, copyprop_hardreg_forward_1): Likewise.
29901         * reload.c (MATCHES, push_secondary_reload, find_reusable_reload,
29902         reload_inner_reg_of_subreg, can_reload_into, push_reload,
29903         combine_reloads, find_dummy_reload, hard_reg_set_here_p,
29904         operands_match_p, decompose, find_reloads, find_reloads_toplev,
29905         find_reloads_address, subst_indexed_address, find_reloads_address_1,
29906         find_reloads_subreg_address, find_replacement,
29907         refers_to_regno_for_reload_p, reg_overlap_mentioned_for_reload_p,
29908         refers_to_mem_for_reload_p, find_equiv_reg, regno_clobbered_p): Likewise.
29909         * reload1.c (replace_pseudos_in, reload, calculate_needs_all_insns,
29910         find_reg, delete_dead_insn, alter_reg, eliminate_regs,
29911         elimination_effects, eliminate_regs_in_insn, scan_paradoxical_subregs,
29912         forget_old_reloads_1, reload_reg_free_for_value_p, choose_reload_regs,
29913         emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
29914         do_output_reload, emit_reload_insns, gen_reload,
29915         delete_address_reloads_1, inc_for_reload): Likewise.
29916         * reorg.c (update_reg_dead_notes, fix_reg_dead_note,
29917         update_reg_unused_notes, fill_slots_from_thread): Likewise.
29918         * resource.c (update_live_status, mark_referenced_resources,
29919         mark_set_resources, mark_target_live_regs): Likewise.
29920         * rtlanal.c (nonzero_address_p, get_jump_table_offset,
29921         global_reg_mentioned_p_1, reg_mentioned_p, reg_referenced_p,
29922         reg_set_p, set_noop_p, find_last_value, refers_to_regno_p,
29923         note_stores, dead_or_set_p, dead_or_set_regno_p, find_regno_note,
29924         find_reg_fusage, find_regno_fusage, replace_regs, regno_use_in,
29925         parms_set, find_first_parameter_load, keep_with_call_p,
29926         hoist_test_store, hoist_update_store, address_cost, nonzero_bits1,
29927         num_sign_bit_copies1): Likewise.
29928         * rtlhooks.c (gen_lowpart_general): Likewise.
29929         * sched-deps.c (deps_may_trap_p, sched_analyze_1, sched_analyze_insn,
29930         sched_analyze): Likewise.
29931         * sched-rgn.c (check_live_1, update_live_1, sets_likely_spilled_1):
29932         Likewise.
29933         * sdbout.c (sdbout_symbol, sdbout_parms, sdbout_reg_parms): Likewise.
29934         * simplify-rtx.c (simplify_replace_rtx, simplify_unary_operation,
29935         simplify_binary_operation, simplify_const_relational_operation,
29936         simplify_subreg): Likewise.
29937         * stmt.c (decl_conflicts_with_clobbers_p, expand_asm_operands,
29938         expand_end_stmt_expr, expand_return, expand_decl,
29939         expand_anon_union_decl): Likewise.
29940         * unroll.c (precondition_loop_p, calculate_giv_inc, copy_loop_body,
29941         find_splittable_regs, find_splittable_givs, find_common_reg_term,
29942         loop_iterations): Likewise.
29943         * var-tracking.c (variable_union, variable_part_different_p,
29944         variable_different_p, count_uses, add_uses, add_stores,
29945         compute_bb_dataflow, set_variable_part, delete_variable_part,
29946         emit_notes_in_bb, vt_get_decl_and_offset, vt_add_function_parameters):
29947         Likewise.
29948         * varasm.c (assemble_variable): Likewise.
29950 2004-06-15  Chris Demetriou  <cgd@broadcom.com>
29952         * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
29953         definition.
29954         * config/mips/linux64.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
29955         #undef and #if 0'd definition.
29957 2004-06-15  J"orn Rennecke <joern.rennecke@superh.com>
29959         * combine.c (distribute_notes): Comment typo fix.
29961 2004-06-15  Roger Sayle  <roger@eyesopen.com>
29963         * expmed.c (synth_mult): Mask bits of the multiplier to the
29964         machine mode of the multiplication.  Don't consider shifts
29965         by more than (or equal to) the width of the operation's mode.
29967 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
29969         * doc/install.texi: Yet another update for autoconf
29970         and automake versions.
29972 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
29974         * function.h (struct function): Remove cannot_inline field.
29975         (current_function_cannot_inline): Remove.
29976         * passes.c (rest_of_compilation): Reset DECL_DEFER_OUTPUT.
29977         Simplify conditionals to ignore warn_return_type.
29978         * tree-optimize.c (tree_rest_of_compilation): Do not reset
29979         DECL_DEFER_OUTPUT.
29980         * objc/objc-act.c (build_module_descriptor, finish_method_def):
29981         Do not set current_function_cannot_inline.
29983 2004-06-15  J"orn Rennecke <joern.rennecke@superh.com>
29985         * cfglayout.c (fixup_reorder_chain): Handle case where the
29986         destination of E_TAKEN is EXIT_BLOCK_PTR.
29988 2004-06-15  Diego Novillo  <dnovillo@redhat.com>
29990         * tree-ssa-copy.c (cprop_into_successor_phis): Fix typo.
29992 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
29994         * fold-const.c (operand_equal_p): Update comment.
29996 2004-06-15  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
29998         * config/m32r/m32r.h (RETURN_ADDR_RTX): Define.
29999         (INCOMING_RETURN_ADDR_RTX): Define.
30000         * config/m32r/m32r-protos.h (m32r_return_addr): Added.
30001         * config/m32r/m32r.c (m32r_exppand_prologue): Changed for
30002         __builtin_return_address(0).
30003         (m32r_return_addr): Added for __builtin_return_address(0).
30004         (m32r_reload_lr): Ditto.
30006         * longlong.h: Fix macros for m32r add_ssaaaa and sub_ddmmss.
30008 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
30010         * doc/install.texi (Prerequisites): Update libbanshee,
30011         fastjar, libcpp, libjava/libltdl entries to
30012         automake 1.8.5.
30014 2004-06-15  Eric Botcazou  <ebotcazou@act-europe.fr>
30015             Olivier Hainque  <hainque@act-europe.fr>
30017         * function.c (fixup_var_refs): Also adjust the start of sequence
30018         after fixing up the insns.
30020 2004-06-15  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
30022         * gccbug.in: Update optimization -> tree-optimization/rtl-optimization.
30024 2004-06-14  Benjamin Kosnik  <bkoz@redhat.com>
30026         * doc/install.texi (Prerequisites): Update libstdc++ entry to
30027         automake 1.8.5.
30029 2004-06-14  Eric Christopher  <echristo@redhat.com>
30031         * config/s390/s390.h (TARGET_SWITCHES): Change -mtpf (-mno-tpf)
30032         to -mtpf-trace (-mno-tpf-trace).
30033         * doc/invoke.texi (S/390 and zSeries Options): Add tpf option
30034         documentation.
30036 2004-06-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
30038         * real.c: Fix bit count in head comment.
30040 2004-06-14  Jeff Law  <law@redhat.com>
30042         * tree-ssa.c (kill_redundant_phi_nodes): More correctly handle
30043         PHIs where the destination or an argument is marked with
30044         SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
30046 2004-06-14  Jakub Jelinek  <jakub@redhat.com>
30048         PR middle-end/15945
30049         * simplify-rtx.c (simplify_binary_operation): Don't optimize out
30050         Inf + -Inf, Inf - Inf, Inf / Inf and 0 * Inf if flag_trapping_math.
30052 2004-06-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
30054         * opts.sh (var_args): Fix regexp.
30056 2004-06-14  Jakub Jelinek  <jakub@redhat.com>
30058         PR target/15178
30059         * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
30061 2004-06-14  Paul Brook  <paul@codesourcery.com>
30063         * dwarf2out.c (output_call_frame_info): Support dwarf3 cie entries.
30065 2004-06-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
30067         * Makefile.in (FLAGS_H): New.
30068         (flags.h): Replace by FLAGS_H.
30069         * c.opt: Document Var, VarExists, Init and Report attributes.
30070         * common.opt: Fill the values of the attributes.
30071         * diagnostic.c (flag_fatal_errors): Do not define.
30072         * except.c (flag_non_call_exceptions): Do not define.
30073         * flags.h: Include options.h.  Remove declarations conflicting with
30074         the automatically defined ones.
30075         * opts.c: Remove automatically defined variables.
30076         (handle_option): Perform default initialization.
30077         (common_handle_option): Do not handle options covered by the
30078         default initialization.
30079         * opts.h (struct cl_option): Add flag_var, has_set_value and set_value
30080         fields.
30081         (CL_REPORT): New.
30082         * opts.sh: Generate variable declarations, handle CL_REPORT.
30083         * toplev.c: Remove automatically defined variables.
30084         (f_options): Removed.
30085         (print_switch_values): Use cl_options instead of f_options.
30086         * toplev.h (version_flag): Declaration removed.
30088 2004-06-14  Ian Lance Taylor  <ian@wasabisystems.com>
30090         * config/sparc/sparc.h: Correct comment about availability of
30091         little endian option.
30093         * config.gcc: Remove sparc64-*-aout*.
30094         * config/sparc/sparc.c (sparc_aout_select_rtx_section): Remove.
30095         * config/sparc/sp64-aout.h: Remove.
30096         * config/sparc/aout.h: Remove.
30098 2004-06-14  Ulrich Weigand  <uweigand@de.ibm.com>
30100         * config/s390/s390.c: Include "tree-gimple.h".
30101         (s390_gimplify_va_arg): New function.
30102         (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
30103         (s390_va_arg): Remove.
30104         * config/s390/s390-protos.h (s390_va_arg): Remove.
30105         * config/s390/s390.h (EXPAND_BUILTIN_VA_ARG): Call abort ().
30107 2004-06-14  J"orn Rennecke <joern.rennecke@superh.com>
30109         * basic-block.h (could_fall_through): Declare.
30110         * cfganal.c (can_fallthru): Succeed if the target is EXIT_BLOCK_PTR.
30111         Fail if the source already has a fallthrough edge to the exit
30112         block pointer.
30113         (could_fall_through): New function.
30114         * cfgbuild.c (make_edges): Check if we already have a fallthrough
30115         edge to the exit block pointer.
30116         * cfglayout.c (fixup_fallthru_exit_predecessor): Check that it is
30117         not called before reload has completed.
30118         Handle special case of first block having a fall-through exit edge.
30119         (cfg_layout_finalize): Don't call it before reload or if we have
30120         rtl epilogues.
30121         (fixup_reorder_chain): A fall through to the exit block does not
30122         require the block to come last.  Add sanity checks.
30123         * cfgrtl.c (rtl_split_edge): Add special handling of fall through
30124         edges to the exit block.
30125         * function.c (cfglayout.h): #include.
30126         (thread_prologue_and_epilogue_insns): If we have neither return nor
30127         epilogue, but a fall through to the exit block from mid-function,
30128         force a non-fall-through exit.
30129         * Makefile.in (function.o): Depend on CFGLAYOUT_H.
30131 2004-06-14  Alan Modra  <amodra@bigpond.net.au>
30133         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Handle -mpowerpc64 and -mcpu
30134         for power5 and rs64a.  Correct condition for default.  Correct power3,
30135         620, 630, 7400, 7450, G4, 970 and G5 -mcpu entries.  Add -many.
30137 2004-06-13  Steven Bosscher <stevenb@suse.de>
30139         * gcse.c (hash_scan_set, hash_scan_insn, mark_set, mark_oprs_set):
30140         Revert previous change, don't use CALL_P.
30142 2004-06-13  Jason Merrill  <jason@redhat.com>
30144         * tree.h: Move std_gimplify_va_arg_expr protoype here.
30145         * tree-gimple.h: From here.
30147 2004-06-13  Daniel Berlin  <dberlin@dberlin.org>
30149         Fix PR tree-optimization/15979
30150         Fix PR tree-optimization/15981
30151         * tree-ssa-pre.c (insert_aux): Fix faulty logic so that we don't
30152         try to insert values undefined along some path.
30154 2004-06-13  Daniel Berlin  <dberlin@dberlin.org>
30156         * tree-ssa-pre.c (add_to_value): is_gimple_min_invariant things
30157         are available everywhere too.
30159 2004-06-13  Andrew Pinski  <pinskia@physics.uc.edu>
30161         * fold-const.c (fold_checksum_tree <case 't'>): Only
30162         look at TREE_VALUES if the EXPR is an ENUMERAL_TYPE.
30163         Only look at TYPE_MIN_VALUE and TYPE_MAX_VALUE if
30164         EXPR is an INTEGERAL_TYPE or a scalar float type.
30166 2004-06-13  Diego Novillo  <dnovillo@redhat.com>
30168         * tree-sra.c (tree_sra): Update documentation.
30170 2004-06-13  Joseph S. Myers  <jsm@polyomino.org.uk>
30172         * c-typeck.c (comptypes, tagged_types_tu_compatible_p,
30173         function_types_compatible_p, type_lists_compatible_p): Remove
30174         flags parameter.
30175         * c-tree.h (comptypes): Likewise.
30176         (COMPARE_STRICT): Remove.
30177         * c-decl.c, c-lang.c, c-parse.in, c-typeck.c, objc/objc-act.c: All
30178         callers changed.
30180 2004-06-13  Eric Christopher  <echristo@redhat.com>
30182         * c-decl.c (diagnose_mismatched_decls): Improve error message.
30183         Remove unused code.
30184         * c-typeck.c (comptypes): Add location in standard we're checking.
30186 2004-06-13  Kaz Kojima  <kkojima@gcc.gnu.org>
30188         * config/sh/libgcc-std.ver: Add __unorddf2 and __unordsf2 with
30189         version 3.3.4.
30191 2004-06-12  Roger Sayle  <roger@eyesopen.com>
30193         * expmed.c (shift_cost, shiftadd_cost, shiftsub_cost): Additionally
30194         index by machine mode.
30195         (init_expmed): Initialize shift_cost, shiftadd_cost and shiftsub_cost
30196         tables inside the loop over machine modes.
30197         (synth_mult, expand_mult_highpart_optab, expand_mult_highpart,
30198         expand_divmod): Index shift*_cost by the appropriate machine mode.
30200 2004-06-12  Eric Christopher  <echristo@redhat.com>
30202         * config/s390/s390.h: Rename TARGET_TPF to TARGET_TPF_PROFILING.
30203         * config/s390/s390.md: Ditto.
30204         * config/s390/s390.c: Ditto.
30205         (s390_frame_info): Conditionalize frame and setup info on
30206         TARGET_TPF_PROFILING.
30207         (s390_arg_frame_offset): Ditto.
30209 2004-06-12  Roger Sayle  <roger@eyesopen.com>
30211         * fold-const.c (omit_two_operands): New function.
30212         * tree.h (omit_two_operands): Prototype here.
30213         * builtins.c (fold_builtin_unordered_cmp): New function to lower
30214         C99 unordered comparison builtins to the appropriate tree nodes.
30215         (fold_builtin_1): Use fold_builtin_unordered_cmp to lower
30216         BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
30217         BUILT_IN_ISLESSEQUAL and BUILT_IN_ISLESSGREATER.  Manually lower
30218         BUILT_IN_ISUNORDERED comparisons to an UNORDERED_EXPR tree node.
30219         (simplify_builtin_memcmp, simplify_builtin_strncmp,
30220         simplify_builtin_strncat, simplify_builtin_strspn): Use the new
30221         omit_two_operands function to build the required COMPOUND_EXPRs.
30223 2004-06-12  Steven Bosscher <stevenb@suse.de>,
30224             Andreas Jaeger  <aj@suse.de>
30226         * gcse.c (record_set_info): Use predicates like REG_P.
30227         (mems_conflict_for_gcse_p): Likewise.
30228         (load_killed_in_block_p): Likewise.
30229         (hash_expr_1): Likewise.
30230         (insert_set_in_table): Likewise.
30231         (gcse_constant_p): Likewise.
30232         (hash_scan_set): Likewise.
30233         (hash_scan_insn): Likewise.
30234         (canon_list_insert): Likewise.
30235         (record_last_mem_set_info): Likewise.
30236         (record_last_set_info): Likewise.
30237         (compute_hash_table_work): Likewise.
30238         (mark_set): Likewise.
30239         (mark_clobber): Likewise.
30240         (mark_oprs_set): Likewise.
30241         (compute_transp): Likewise.
30242         (find_avail_set): Likewise.
30243         (cprop_insn): Likewise.
30244         (do_local_cprop): Likewise.
30245         (cprop): Likewise.
30246         (find_implicit_sets): Likewise.
30247         (find_bypass_set): Likewise.
30248         (bypass_conditional_jumps): Likewise.
30249         (insert_insn_end_bb): Likewise.
30250         (pre_insert_copy_insn): Likewise.
30251         (compute_transpout): Likewise.
30252         (next_ls_expr): Likewise.
30253         (invalidate_any_buried_refs): Likewise.
30254         (compute_ld_motion_mems): Likewise.
30255         (reg_set_info): Likewise.
30256         (reg_clear_last_set): Likewise.
30257         (find_moveable_store): Likewise.
30258         (compute_store_table): Likewise.
30259         (find_loads): Likewise.
30260         (store_killed_in_insn): Likewise.
30261         (insert_insn_start_bb): Likewise.
30262         (reg_set_between_after_reload_p): Likewise.
30263         (reg_used_between_after_reload_p): Likewise.
30264         (is_jump_table_basic_block): Likewise.
30265         (gcse_after_reload): Likewise.
30266         (hash_scan_set_after_reload): Likewise.
30267         (compute_hash_table_after_reload): Likewise.
30269 2004-06-12  Steven Bosscher  <stevenb@suse.de>
30271         * rtl.h (MEM_P, NONJUMP_INSN_P, CALL_INSN_P): New predicates.
30272         (INSN_P): Don't look at the rtx code class, just explicitly
30273         check for one of the tree RTX_INSN codes.
30275 2004-06-11  Zack Weinberg  <zack@codesourcery.com>
30277         * c-typeck.c (default_function_array_conversion): Use
30278         build_pointer_type not TYPE_POINTER_TO.
30280 2004-06-11  Zack Weinberg  <zack@codesourcery.com>
30282         * configure.ac: Don't invoke ACX_HEADER_STDBOOL.
30283         * configure, config.in: Regenerate.
30284         * system.h: Unconditionally define bool as unsigned char,
30285         BOOL_BITFIELD as unsigned int.
30286         * domwalk.h: Use BOOL_BITFIELD.
30288 2004-06-12  Andreas Jaeger  <aj@suse.de>
30290         * libgcc-std.ver: Add __unorddf2 and __unordsf2 with version 3.3.4.
30291         * libgcc-darwin.ver: Likewise.
30293 2004-06-12  Peter Jakubek  <peter@laseranimation.com>
30295         * reload.c (find_reloads): Force reload for pseudo registers on big
30296         endian machines.
30298 2004-06-11  Steven Bosscher <stevenb@suse.de>
30300         * tree-ssa-dce.c (mark_control_dependent_edges_necessary):
30301         Don't try to mark anything control dependent on the entry or
30302         exit blocks.
30304 2004-06-11  Daniel Berlin  <dberlin@dberlin.org>
30306         Fix Bug 15899
30307         Fix Bug 15460
30308         * tree.h (SSA_NAME_VALUE): New macro.
30309         (struct tree_ssa_name): Add value_handle member.
30310         * tree-ssa-pre.c: Replaced.
30311         * tree-flow.h (tree_ann_type): Add CST_ANN, EXPR_ANN.
30312         (struct cst_ann_d): New.
30313         (struct expr_ann_d): New.
30314         (union tree_ann_d): Add cst_ann, expr_ann.
30315         * tree-dfa.c (create_cst_ann): New function.
30316         (create_expr_ann): Ditto.
30317         * tree-flow-inline.h (cst_ann): New function.
30318         (expr_ann): Ditto.
30319         (get_cst_ann): Ditto.
30320         (get_expr_ann): Ditto..
30322 2004-06-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
30324         * pa.c (pa_hpux_init_libfunc): Add support for unord_optab.
30325         * pa/quadlib.c (enum qfcmp_magic): Define magic values for call to
30326         _U_Qfcmp library function.
30327         (_U_Qfltgt, _U_Qfunle, _U_Qfunlt, _U_Qfunge, _U_Qfungt, _U_Qfuneq,
30328         _U_Qfunord, _U_Qford): Add more TFmode builtin compare functions.
30330         * pa.c (legitimize_pic_address): Use UNSPEC_DLTIND14R to identify
30331         unspec used for loading address from DLT.
30332         * pa.md: Define constants for the uses of UNSPEC and UNSPEC_VOLATILE.
30333         Change all users of UNSPEC and UNSPEC_VOLATILE to use new constants.
30334         Don't use short code sequence when loading the address of a nonlocal
30335         label.
30336         (nonlocal_goto): New expander.
30337         (indirect_goto): New jump pattern for nonlocal gotos.
30338         (short_jump): Remove extra whitespace.
30339         (builtin_longjmp): Clobber memory and hard frame pointer.  Restore
30340         frame pointer via virtual_stack_vars_rtx when we have a nonlocal goto
30341         pattern.
30343 2004-06-11  Roger Sayle  <roger@eyesopen.com>
30345         * expmed.c (synth_mult): Add an additional MODE argument for the
30346         machine mode of the multiplication.  Update recursive calls.  Use
30347         mode instead of word_mode for determining operation costs.
30348         (choose_mult_variant): Update calls to synth_mult with "mode".
30350 2004-06-11  Richard Henderson  <rth@redhat.com>
30352         * tree-ssa-operands.c (get_stmt_operands): Clear makes_aliased_loads
30353         and makes_aliased_stores.
30355 2004-06-11  Andrew Pinski  <pinskia@physics.uc.edu>
30357         * doc/install.text (--enable-shared): Fix typo.
30359 2004-06-11  Richard Henderson  <rth@redhat.com>
30361         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Remove post_p
30362         argument.  Use internal post for call to gimplify_expr.  Tidy
30363         rounded type size computation.
30364         (alpha_gimplify_va_arg): Use get_formal_tmp_var and
30365         get_initialized_tmp_var.
30367 2004-06-11  Andrew Pinski  <pinskia@physics.uc.edu>
30369         * doc/install.texi (--enable-shared): Update libobjc's shared library
30370         status.  Remove reference to libf2c.
30372 2004-06-11  Jason Merrill  <jason@redhat.com>
30374         * config/i386/i386.h (EXPAND_BUILTIN_VA_ARG): Just abort.
30375         * config/i386/i386.c (ix86_va_arg): Remove.
30376         * config/rs6000/rs6000.h (EXPAND_BUILTIN_VA_ARG): Just abort.
30377         * config/rs6000/rs6000.c (rs6000_va_arg): Remove.
30378         * config/alpha/alpha.h (EXPAND_BUILTIN_VA_ARG): Just abort.
30379         * config/alpha/alpha.c (alpha_va_arg): Remove.
30380         * config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Just abort.
30381         * config/sparc/sparc.c (sparc_va_arg): Remove.
30383         * tree-ssa-operands.c (get_stmt_operands): Use a V_MAY_DEF if the
30384         assignment might throw.
30385         * tree-eh.c (tree_could_throw_p): Support non-call exceptions in
30386         expressions.
30388 2004-06-11  J"orn Rennecke <joern.rennecke@superh.com>
30390         PR 15886:
30391         * sh.h (ALLOCATE_INITIAL_VALUE): Use return_address_pointer_rtx.
30393 2004-06-11  Joseph S. Myers  <jsm@polyomino.org.uk>
30395         * doc/install.texi (Prerequisites): Update documentation of
30396         required versions of autoconf and automake.  Remove mention of
30397         libf2c.
30399 2004-06-11  Jason Merrill  <jason@redhat.com>
30401         * config/sparc/sparc.c (sparc_gimplify_va_arg): New fn.
30402         (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
30404 2004-06-11  Jerry Quinn  <jlquinn@optonline.net>
30406         * typeclass.h: Add GPL plus exception license.  Add include
30407         guard.
30409 2004-06-10  Jason Merrill  <jason@redhat.com>
30411         * gimplify.c (gimplify_modify_expr): Don't force a temporary
30412         of an aggregate_value_p type.
30414 2004-06-10  Jeff Law  <law@redhat.com>
30416         * fold-const.c (fold_inf_compare): Avoid creating non-gimple
30417         code when we are in gimple form.
30419 2004-06-10  Diego Novillo  <dnovillo@redhat.com>
30421         * Makefile.in (tree-ssanames.o): Depend on TREE_FLOW_H.
30422         * tree-flow.h (ssa_names, num_ssa_names, ssa_name): Declare.
30423         (highest_ssa_version): Remove.
30424         * tree-outof-ssa.c (new_temp_expr_table): Replace
30425         highest_ssa_version with num_ssa_names.
30426         (dump_replaceable_exprs): Likewise.
30427         (rewrite_vars_out_of_ssa): Likewise.
30428         * tree-ssa-ccp.c (initialize): Likewise
30429         * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
30430         * tree-ssa-dce.c (tree_dce_init): Likewise.
30431         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
30432         * tree-ssa-live.c (create_ssa_var_map): Likewise.
30433         (dump_var_map): Likewise.
30434         * tree-ssa.c (verify_ssa): Likewise.
30435         (kill_redundant_phi_nodes): Likewise.
30436         Do not build a local array of SSA_NAMEs.  Use the ssa_names table.
30437         * tree-ssanames.c: Include tree-flow.h
30438         (ssa_names): New varray.
30439         (init_ssa_names): Initialize ssa_names.
30440         Reserve the first slot of the ssa_names table.
30441         (make_ssa_name): Push the newly created SSA_NAME into ssa_names.
30442         Assign version numbers using num_ssa_names.
30444 2004-06-10  Joseph S. Myers  <jsm@polyomino.org.uk>
30446         * doc/sourcebuild.texi (Front End): Add details of more
30447         installation documentation required.
30449 2004-06-10  Brian Booth  <bbooth@redhat.com>
30451         * doc/tree-ssa.texi: Remove references to VDEF and add descriptions
30452         of V_MAY_DEF and V_MUST_DEF.
30453         * tree-dfa.c (dfa_stats_d): Add num_v_must_defs and rename
30454         num_vdefs to num_v_may_defs.
30455         (compute_immediate_uses_for_stmt): Rename occurences of vdef
30456         to v_may_def.
30457         (redirect_immediate_uses): Ditto.
30458         (dump_dfa_stats): Ditto. Also added code to dump num_v_must_defs.
30459         (collect_dfa_stats_r): Rename occurences of vdef to v_may_def.
30460         Also add code to sum up the number of v_must_defs.
30461         (vdefs_disappeared_p): Replace with...
30462         (v_may_defs_disappeared_p): This.
30463         (v_must_defs_disappeared_p): New function.
30464         (mark_new_vars_to_rename): Rename occurences of vdef to v_may_def.
30465         Also add code to mark new variables found in V_MUST_DEFs for
30466         renameing.
30467         * tree-flow.h (stmt_ann_d): Add v_must_def_ops and replace
30468         vdef_ops to v_may_def_ops.
30469         (get_vdef_ops): Replace with...
30470         (get_v_may_def_ops): This.
30471         * tree-flow-inline.h (get_vdef_ops): Replace with...
30472         (get_v_may_def_ops): This.
30473         (get_v_must_def_ops): New function.
30474         (get_vdef_result_ptr): Replace with...
30475         (get_v_may_def_result_ptr): This.
30476         (get_vdef_op_ptr): Ditto with...
30477         (get_v_may_def_op_ptr); This.
30478         (get_v_must_def_op_ptr): New function.
30479         * tree-into-ssa.c (mark_def_sites): Rename occurences of vdef
30480         to v_may_def. Also add code to mark statements with
30481         V_MUST_DEFs as definition sites.
30482         (rewrite_stmt): Rename occurences of vdef to v_may_def. Also
30483         add code to register new V_MUST_DEFs made by the statement.
30484         * tree-outof-ssa.c (VIRTUAL_PARTITION): Update comments.
30485         (check_replaceable): Rename occurences of vdef to v_may_def. Also
30486         add check for V_MUST_DEFs.
30487         (find_replaceable_in_bb): Ditto.
30488         * tree-pretty-print.c (dump_vops): Rename occurences of vdef
30489         to v_may_def. Also add code to dump V_MUST_DEFs.
30490         * tree-sra.c (mark_all_vdefs): Replace with...
30491         (mark_all_v_may_defs): This.
30492         (mark_all_v_must_defs): New function.
30493         (create_scalar_copies): Replace call to mark_all_vdefs with
30494         calls to mark_all_v_may_defs and mark_all_v_must_defs.
30495         (scalarize_structures): Rename occurences of vdef to v_may_def.
30496         Also add a check for V_MUST_DEFs.
30497         (scalarize_modify_expr): Rename occurences of vdef to v_may_def.
30498         * tree-ssa-alias.c (global_var): Update comment.
30499         (compute_may_aliases): Ditto.
30500         (compute_points_to_and_addr_escape): Rename occurences of vdef
30501         to v_may_def. Also add code to mark variables in V_MUST_DEF
30502         operands as being written to.
30503         (group_aliases): Update comment.
30504         (maybe_create_global_var): Ditto.
30505         * tree-ssa.c (verify_ssa): Rename occurences of vdef to v_may_def.
30506         Also add a check for V_MUST_DEFs on GIMPLE registers.
30507         (replace_immediate_uses): Rename occurences of vdef to v_may_def.
30508         * tree-ssa-ccp.c (visit_stmt): Rename occurences of vdef
30509         to v_may_def. Also add code to mark all V_MUST_DEF operands
30510         VARYING.
30511         (initialize): Ditto.
30512         (set_rhs): Rename occurences of vdef to v_may_def. Also add
30513         code to update SSA_NAMEs in V_MUST_DEFs.
30514         * tree-ssa-copy.c (cprop_into_stmt): Rename occurences of vdef
30515         to v_may_def.
30516         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Rename
30517         occurences of vdef to v_may_def. Also add code to mark statements
30518         with V_MUST_DEFs as necessary.
30519         (propagate_necessity): Rename occurences of vdef to v_may_def.
30520         * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Rename
30521         occurences of vdef to v_may_def. Also add code to mark operands
30522         in V_MUST_DEFs for renaming.
30523         (eliminate_redundant_computations): Rename occurences of vdef
30524         to v_may_def.
30525         (record_equivalences_from_stmt): Rename occurences of vdef
30526         to v_may_def. Also add code to record VUSEs for V_MUST_DEFs.
30527         (optimize_stmt): Remove unnesessary variable vdefs. Update
30528         comment.
30529         (register_definitions_for_stmt): Rename occurences of vdef
30530         to v_may_def. Also add code to register definitions made with
30531         V_MUST_DEFs.
30532         * tree-ssa-dse.c (fix_stmt_vdefs): Replace with...
30533         (fix_stmt_v_may_defs): This.
30534         (fix_phi_uses): Rename occurences of vdef to v_may_def.
30535         (dse_optimize_stmt): Ditto.
30536         * tree-ssa-live.c (create_ssa_var_map): Rename occurences of vdef
30537         to v_may_def. Also add code to mark V_MUST_DEF operands as being
30538         used in virtual operators.
30539         * tree-ssa-loop.c (mark_defs_for_rewrite): Rename occurences of
30540         vdef to v_may_def. Also add code to mark V_MUST_DEF operands for
30541         renaming.
30542         * tree-ssa-operands.c (opf_kill_def): New flag for killing
30543         definitions.
30544         (build_vdefs): Renamed to...
30545         (build_v_may_defs): This.
30546         (build_v_must_defs): New variable.
30547         (voperands_d): Add v_must_def_ops and replace vdef_ops with
30548         v_may_def_ops.
30549         (append_vdef): Replace with...
30550         (append_v_may_def): This.
30551         (append_v_must_def): New function.
30552         (NUM_FREE): Increment for V_MUST_DEF
30553         (optype_freelist): Increment its size for V_MUST_DEF
30554         (allocate_vdef_optype): Replace with...
30555         (allocate_v_may_def_optype): This.
30556         (allocate_v_must_def_optype): New function.
30557         (free_vdefs): Replace with...
30558         (free_v_may_defs): This.
30559         (free_v_must_defs): New function.
30560         (remove_vdefs): Replace with...
30561         (remove_v_may_defs): This.
30562         (remove_v_must_defs): New function.
30563         (init_ssa_operands): Rename occurences of vdef to v_may_def. Also
30564         add code to initialize build_v_must_defs.
30565         (finalize_ssa_vdefs): Replace with...
30566         (finalize_ssa_v_may_defs): This.
30567         (finalize_ssa_vuses): Rename occurences of vdef to v_may_def.
30568         (finalize_ssa_v_must_defs): New function.
30569         (finalize_ssa_stmt_operands): Replace call to finalize_ssa_vdefs
30570         with calls to finalize_ssa_v_may_defs and finalize_ssa_v_must_defs.
30571         (verify_start_operands): Rename occurences of vdef to v_may_def.
30572         Also add check for build_v_must_defs.
30573         (get_stmt_operands): Rename occurences of vdef to v_may_def.
30574         Also add code to handle V_MUST_DEFs and to use opf_kill_def for
30575         killing definitions.
30576         (get_expr_operands): Update comment and use opf_kill_def for
30577         killing definitions.
30578         (add_stmt_operand): Replace code that appends VDEFs with code
30579         that appends V_MUST_DEFs when opf_kill_def is set and V_MAY_DEFs
30580         otherwise.
30581         (add_call_clobber_ops): Update comments.
30582         * tree-ssa-operands.h (vdef_optype_d): Replace with...
30583         (v_may_def_optype_d): This.
30584         (v_must_def_optype_d): New structure.
30585         (VDEF_OPS): Replace with...
30586         (V_MAY_DEF_OPS): This.
30587         (STMT_VDEF_OPS): Same with...
30588         (STMT_V_MAY_DEF_OPS): This.
30589         (NUM_VDEFS): And...
30590         (NUM_V_MAY_DEFS): This.
30591         (VDEF_RESULT_PTR): As well as...
30592         (V_MAY_DEF_RESULT_PTR): This.
30593         (VDEF_RESULT): Same goes for...
30594         (V_MAY_DEF_RESULT): This.
30595         (VDEF_OP_PTR): And...
30596         (V_MAY_DEF_OP_PTR): This.
30597         (VDEF_OP): And...
30598         (V_MAY_DEF_OP): This.
30599         (V_MUST_DEF_OPS): New macro.
30600         (STMT_V_MUST_DEF_OPS): Ditto.
30601         (NUM_V_MUST_DEFS): Ditto.
30602         (V_MUST_DEF_OP_PTR): Ditto.
30603         (V_MUST_DEF_OP): Ditto.
30604         (remove_vdefs): Replace signature with...
30605         (remove_v_may_defs): This.
30606         (remove_v_must_defs): New function signature.
30607         * tree-ssa-pre.c (subst_phis): Replace call to remove_vdefs
30608         with calls to remove_v_may_defs and remove_v_must_defs.
30609         (process_left_occs_and_kills): Rename occurences of vdef to v_may_def.
30610         Also add code that marks left occurences of operands in V_MUST_DEFs.
30611         * tree-tailcall.c (find_tail_calls): Rename occurences of vdef
30612         to v_may_def. Also add check for V_MUST_DEFs.
30613         (eliminate_tail_call):Rename occurences of vdef to v_may_def.
30615 2004-06-10  Vladimir Makarov  <vmakarov@redhat.com>
30617         PR target/15653
30618         * haifa-sched.c (schedule_block): Finish cycle after issuing asm
30619         insn.
30621 2004-06-10  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
30623         PR web/15263
30624         * doc/install.texi: Remove superfluous linebreak.
30626 2004-06-10  Roger Sayle  <roger@eyesopen.com>
30628         * builtins.c (expand_builtin): Fall back to library function call for
30629         conj, conjf, conjl, creal, crealf, creall, cimag, cimagf and cimagl.
30630         (fold_builtin_1): Lower built-ins BUILT_IN_CONJ{,F,L} to CONJ_EXPR,
30631         BUILT_IN_CREAL{,F,L} to REALPART_EXPR, and BUILT_IN_CIMAG{,F,L} to
30632         IMAGPART_EXPR respectively.
30634 2004-06-10  J"orn Rennecke <joern.rennecke@superh.com>
30636         * sh.c (dump_table): New argument start.  Changed caller.
30637         (fixup_mova): New function.
30638         (find_barrier): Use it.
30639         (sh_reorg): Likewise.  Check for CODE_FOR_casesi_worker_2.
30640         If the label a mova refers to is above the mova itself, change
30641         the mova into a load.
30642         * sh.md (*casesi_worker): Rename to:
30643         (casesi_worker_1).
30644         (casesi_worker_2): New insn.
30646 2004-06-10  Jason Merrill  <jason@redhat.com>
30648         * target.h (struct gcc_target): Change gimplify_va_arg_expr
30649         hook signature.
30650         * tree-gimple.h: Adjust.
30651         * config/alpha/alpha.c (alpha_gimplify_va_arg): Adjust.
30652         * config/i386/i386.c (ix86_gimplify_va_arg): Adjust.
30653         Use fold_convert.
30654         * config/ia64/ia64.c (ia64_gimplify_va_arg): Adjust.
30655         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust.
30656         Use COMPLEX_EXPR for complex numbers.  Use fold_convert.
30657         * builtins.c (std_gimplify_va_arg_expr): Adjust.  Use fold_convert.
30658         (gimplify_va_arg_expr): Return GS_ERROR in error case.
30659         Gimplify valist rather than calling stabilize_va_list.
30661 2004-06-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
30663         * Makefile.in (df.o): Remove fibheap dependency.
30664         * df.h: Do not include sbitmap.h.
30665         (struct ref): New field "data".
30666         (DF_REF_DATA): New accessor macro.
30667         (struct df): Field "dom" removed.
30668         (df_analyze_subcfg): New function.
30669         (transfer_function_sbitmap, transfer_function_bitmap): Replaced by ...
30670         (transfer_function): ... new type.
30671         (iterative_dataflow_sbitmap, iterative_dataflow_bitmap): Replaced by ...
30672         (iterative_dataflow): ... new function.
30673         (enum set_representation, struct dataflow): New.
30674         * df.c: Do not include fibheap.h.
30676         (df_reg_def_chain_clean, df_reg_use_chain_clean,
30677         (df_bb_table_realloc, df_analyse_subcfg, free_reg_ref_chain,
30678         prune_to_subcfg, df_bb_modify): New functions.
30679         (df_bitmaps_alloc, df_reg_def_chain_create, df_reg_use_chain_create,
30680         df_refs_update, df_reg_table_realloc, df_ref_create,
30681         df_bb_reg_def_chain_create, df_bb_reg_use_chain_create,
30682         df_bb_rd_local_compute, df_bb_ru_local_compute, df_bb_lr_local_compute,
30683         df_analyse_1, df_insn_modify): Support analysing only a part of the cfg.
30685         (dataflow_set_a_op_b, dataflow_set_copy): New functions.
30686         (df_rd_transfer_function, df_ru_transfer_function,
30687         df_lr_transfer_function): Type of bitmaps changed to void *.
30688         (hybrid_search_bitmap, hybrid_search_sbitmap): Merge into ...
30689         (hybrid_search): ... new function.
30690         (iterative_dataflow_bitmap, iterative_dataflow_sbitmap): Merge into ...
30691         (iterative_dataflow): ... new function. Avoid use of fibheaps for
30692         a worklist.  Do not process basic blocks unnecessarily.
30694 2004-06-10  Roger Sayle  <roger@eyesopen.com>
30696         * fold-const.c (fold_abs_const): Make extern.
30697         * tree.h (fold_abs_const): Prototype here.
30698         * builtins.c (fold_builtin_fabs): New function to transform
30699         fabs, fabsf and fabsl builtins into ABS_EXPR tree nodes.
30700         (fold_builtin_abs): New function to transform abs, labs, llabs
30701         and imaxabs builtins into ABS_EXPR tree nodes.
30702         (expand_builtin): Fall back to a function call for abs, labs,
30703         llabs and imaxabs builtins that survive constant folding.
30704         (fold_builtin_1): Call fold_builtin_fabs for FABS, FABSF and
30705         FABSL, and fold_builtin_abs for ABS, LABS, LLABS and IMAXABS.
30707 2004-06-10  Jakub Jelinek  <jakub@redhat.com>
30709         * config/ia64/unwind-ia64.c (uw_frame_state_for): Don't assume a
30710         leaf function without unwind info at RP 0.
30712 2004-06-10  Jakub Jelinek  <jakub@redhat.com>
30714         PR c++/14791
30715         * tree.h (enum tree_index): Add TI_FILEPTR_TYPE.
30716         (fileptr_type_node): Define.
30717         * tree.c (build_common_tree_nodes_2): Initialize
30718         fileptr_type_node to ptr_type_node.
30719         * c-common.c (c_common_nodes_and_builtins): For C++, make
30720         fileptr_type_node a distinct type copy.
30721         * builtin-types.def (BT_FILEPTR, BT_FN_INT_CONST_STRING_FILEPTR,
30722         BT_FN_INT_INT_FILEPTR, BT_FN_INT_FILEPTR_CONST_STRING_VALIST_ARG,
30723         BT_FN_SIZE_CONST_PTR_SIZE_SIZE_FILEPTR,
30724         BT_FN_INT_FILEPTR_CONST_STRING_VAR): Add.
30725         (BT_FN_INT_CONST_STRING_PTR, BT_FN_INT_INT_PTR,
30726         BT_FN_SIZE_CONST_PTR_SIZE_SIZE_PTR, BT_FN_INT_PTR_CONST_STRING_VAR,
30727         BT_FN_INT_PTR_CONST_STRING_VALIST_ARG): Remove.
30728         * builtins.def (BUILT_IN_FPRINTF, BUILT_IN_FPRINTF_UNLOCKED,
30729         BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED, BUILT_IN_FPUTS,
30730         BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FSCANF, BUILT_IN_FWRITE,
30731         BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_VFPRINTF, BUILT_IN_VFSCANF): Use
30732         the above *FILEPTR* types instead of *PTR*.
30734 2004-06-09  Daniel Berlin <dberlin@dberlin.org>
30736         * tree-ssa.c (verify_ssa): Verify that vdefs/makes_aliased_stores
30737         match.
30739 2004-06-09  Roger Sayle  <roger@eyesopen.com>
30741         * fold-const.c (fold_not_const): New function.
30742         (fold) <ABS_EXPR>: Don't bother testing wins.
30743         (fold) <BIT_NOT_EXPR>: Call fold_not_const.
30744         (nondestructive_fold_unary_to_constant) <BIT_NOT_EXPR>: Likewise.
30746 2004-06-09  Richard Henderson  <rth@redhat.com>
30748         PR middle-end/15228
30749         * function.c (assign_parms): Always set_mem_align with the computed
30750         FUNCTION_ARG_BOUNDARY.  Don't clear stack_parm if !STRICT_ALIGNMENT.
30752 2004-06-09  Richard Henderson  <rth@redhat.com>
30754         PR opt/15108
30755         * tree-tailcall.c (find_tail_calls): Don't check early for
30756         tail_recursion failure.
30758 2004-06-09  Diego Novillo  <dnovillo@redhat.com>
30760         Move SSA_NAME annotations into tree_ssa_name.
30762         * tree-dfa.c (create_ssa_name_ann): Remove.
30763         * tree-flow-inline.h (ssa_name_ann, get_ssa_name_ann): Remove.
30764         * tree-flow.h (enum tree_ann_type): Remove SSA_NAME_ANN.
30765         (struct ssa_name_ann_d): Remove.
30766         (union tree_ann_d): Update.
30767         (ssa_name_ann_t): Remove.
30768         * tree-ssa-alias.c: (get_ptr_info): New local function.
30769         Replace references to ssa_name_ann_t with struct ptr_info_def.
30770         * tree-ssa-operands.c (get_expr_operands): Likewise.
30771         * tree.h (SSA_NAME_PTR_INFO): Define.
30772         (struct ptr_info_def): Declare.
30773         (struct tree_ssa_name): Add field 'ptr_info'.
30775 2004-06-09  Danny Smith  <dannysmith@users.sourceforge.net>
30777         * config/i386/winnt.c (i386_pe_output_labelref): Correct
30778         misplaced ')'.
30780 2004-06-09  Steven Bosscher  <stevenb@suse.de>
30782         * config/i386/k6.md: Rewrite using the DFA model.
30783         * config/i386/i386.c (ix86_adjust_cost): Don't increase the
30784         cost of load-operation insns for the K6.
30785         (ia32_use_dfa_pipeline_interface): Add TARGET_K6.
30786         (ia32_multipass_dfa_lookahead): Likewise.
30788 2004-06-09  Richard Henderson  <rth@redhat.com>
30790         * config/alpha/alpha.c (alpha_gimplify_va_arg_1,
30791         alpha_gimplify_va_arg, TARGET_GIMPLIFY_VA_ARG_EXPR): New.
30793 2004-06-09  Richard Henderson  <rth@redhat.com>
30795         * expmed.c (emit_store_flag): Cope with FLOAT_STORE_FLAG_VALUE.
30797 2004-06-09  Geoffrey Keating  <geoffk@apple.com>
30799         * Makefile.in (CPPLIB_H): Put files in order of inclusion.
30800         (CPP_ID_DATA_H): New.
30801         (gtype-desc.o): Update dependencies.
30802         (GTFILES): Use CPP_ID_DATA_H.
30804 2004-06-09  Mark Mitchell  <mark@codesourcery.com>
30806         Revert:
30807         PR c++/15815
30808         2004-06-07  Mark Mitchell  <mark@codesourcery.com>
30809         * doc/extend.texi: Deprecate #pragma interface and #pragma
30810         implementation.
30812 2004-06-09  David S. Miller  <davem@nuts.davemloft.net>
30814         * config/sparc/sparc.h (MOVE_RATIO): New definition.
30816 2004-06-09  Richard Henderson  <rth@redhat.com>
30818         * basic-block.h (struct edge_def): Add goto_locus.
30819         * tree-cfg.c (make_goto_expr_edges): Set it.
30820         (disband_implicit_edges): Use it.
30821         * tree-pretty-print.c (dump_implicit_edges): Print it.
30823 2004-06-08  Anil Paranjpe <anilp1@kpitcummins.com>
30825         * h8300.md (ldm_h8300s_4): Fix condition for expander.
30827 2004-06-08  Jason Merrill  <jason@redhat.com>
30829         Gimplify VA_ARG_EXPR into simpler forms.
30830         * target.h: Add gimplify_va_arg_expr hook.
30831         * target-def.h: Add TARGET_GIMPLIFY_VA_ARG_EXPR.
30832         * fold-const.c (build_fold_addr_expr)
30833         (build_fold_addr_expr_with_type): Move from gimplify.c.
30834         * tree.h: Declare them.
30835         * gimplify.c (gimplify_and_add): New fn.
30836         (build_addr_expr, build_addr_expr_with_type): Move to fold-const.c.
30837         (gimplify_array_ref_to_plus, gimplify_modify_expr)
30838         (gimplify_expr): Use build_fold_*.
30839         (copy_if_shared_r): Only mark VA_ARG_EXPR volatile if we
30840         don't know how to gimplify it.
30841         * builtins.c (std_gimplify_va_arg_expr): New fn.
30842         (dummy_object): New static fn.
30843         (gimplify_va_arg_expr): New fn.
30844         (stabilize_va_list): Use build_fold_*.
30845         * tree-gimple.h: Declare new fns.
30846         * config/i386/i386.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
30847         (ix86_gimplify_va_arg): New fn.
30848         * config/ia64/ia64.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
30849         (ia64_gimplify_va_arg): New fn.
30850         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): New fn.
30851         (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
30852         * alias.c (get_varargs_alias_set): Just return 0 for now.
30854         * c-objc-common.c (c_tree_printer): Improve handling of %T.
30856 2004-06-09  Andrew Pinski  <pinskia@physics.uc.edu>
30858         * tree-complex.c (expand_complex_comparison): Use fold_convert instead
30859         of convert.
30860         * tree-inline.c (setup_one_parameter): Likewise.
30861         * tree-sra.c (csc_build_component_ref): Likewise.
30862         * tree-ssa-ccp.c (ccp_fold): Likewise.
30863         * tree-ssa-copy.c (cprop_operand): Likewise.
30864         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
30865         * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
30867 2004-06-09  J"orn Rennecke <joern.rennecke@superh.com>
30869         PR rtl-optimization/15521:
30870         * sched-int.h (in_post_call_group_p): Change type to enum.
30871         * sched-deps.c (sched_analyze_insn):
30872         (sched_analyze): When in_post_call_group_p is post_call_initial,
30873         don't add a dependency, but still set SCHED_GROUP_P and CANT_MOVE,
30874         and also reset in_post_call_group_p to post_call.
30875         (sched_analyze): When the previous basic block ended in a CALL_INSN,
30876         initialize in_post_call_group_p as post_call_initial.
30877         (init_deps): initialize in_post_call_group_p to not_post_call.
30879 2004-06-09  Arnaud Charlet  <charlet@act-europe.fr>
30881         PR ada/6637
30882         * doc/install.texi: List ada, libada as options to --enable-shared
30884 2004-06-09  Paolo Bonzini  <bonzini@gnu.org>
30886         * aclocal.m4 (gcc_AC_PROG_LN): Remove.
30887         (gcc_AC_CHECK_DECLS): Use AH_TEMPLATE to generate
30888         config.in entries.
30889         * configure.ac: Call ACX_PROG_LN, falling back to $LN_S
30890         if hard links are not available.
30891         * configure: Regenerate.
30892         * config.in: Regenerate.
30894 2004-06-08  Per Bothner  <per@bothner.com>
30896         * configure.ac:  New --enable-mapped-location sets USE_MAPPED_LOCATION.
30898 2004-06-08  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
30900         * toplev.c (floor_log2_wide): Correct casts for 64-bit hosts.
30901         Correct formatting.
30903 2004-06-08  James E Wilson  <wilson@specifixinc.com>
30905         PR target/15790
30906         * config/i386/i386-coff.h (ASM_OUTPUT_ALIGN): Define.
30908 2004-06-08  Andrew Pinski  <pinskia@physics.uc.edu>
30910         * fold-const.c (fold_convert): Treat OFFSET_TYPE like
30911         POINTER_TYPE and INTEGER_TYPE.
30913 2004-06-08  Bernardo Innocenti  <bernie@develer.com>
30915         * modulo-sched.c: Compile only when INSN_SCHEDULING is
30916         defined.
30918 2004-06-08  Jeff Law  <law@redhat.com>
30920         * doc/contrib.texi: Add entries for Stefan Olsson and
30921         Ola Ronnerup.
30923 2004-06-08  DJ Delorie  <dj@redhat.com>
30925         * toplev.c (floor_log2_wide): Replace loop with faster bit
30926         operations.
30927         (exact_log2_wide): Define in terms of the above.
30928         * toplev.h (floor_log2): Use _builtin_clz family of builtins if
30929         available.
30931 2004-06-08  Andrew Pinski  <pinskia@physics.uc.edu>
30933         * config/rs6000/rs6000.c (print_operand, <case 'z'>):
30934         Make sure that we are in INDIRECT mode when getting the
30935         stub name.
30937 2004-06-08  Anil Paranjpe <anilp1@kpitcummins.com>
30939         * h8300.md (extendqisi2_h8300): Add constraints.
30940         (ldm_h8300s_4_normal): Fix typo.
30942 2004-06-08  Richard Henderson  <rth@redhat.com>
30944         * gimple-low.c (struct lower_data): Replace the_return_label and
30945         one_return_stmt with return_statements.
30946         (lower_function_body): Process the entire list of return_statements.
30947         (lower_return_expr): Check source value before unifying return_exprs.
30948         * gimplify.c (gimplify_return_expr): Force the use of a temporary
30949         for !aggregate_value_p.
30950         * tree-gimple.c: Update RETURN_EXPR grammer.
30952 2004-06-08  Vladimir Makarov  <vmakarov@redhat.com>
30954         PR target/15598
30955         * config/ia64/ia64.c (bundling): Add missed TYPE_A.
30957 2004-06-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
30959         PR rtl-optimization/15717
30960         * config/i386/i386.c (legitimate_constant_p): Do not allow
30961         x - symbol_ref.
30963 2004-06-08  Alexandre Oliva  <aoliva@redhat.com>
30965         * gimplify.c (copy_if_shared_r): Revert:
30966         2004-05-21  Richard Henderson  <rth@redhat.com>
30967         * gimplify.c [...] Don't mark VA_ARG_EXPRs volatile here.
30969 2004-06-07  Roger Sayle  <roger@eyesopen.com>
30971         * expmed.c (add_cost, neg_cost, sdiv_pow2_cheap, smod_pow2_cheap):
30972         Make arrays indexed by machine mode.  Rename negate_cost to neg_cost.
30973         (init_expmed): Initialize these cost arrays as appropriate.
30974         (store_bit_field, extract_bit_field): Correct whitespace.
30975         (synth_mult, choose_mult_variant, expand_mult, expand_mult_highpart,
30976         expand_mult_highpart_optab, expand_divmod): Update uses of add_cost,
30977         neg_cost, sdiv_pow2_cheap, smod_pow2_cheap to index with mode,
30978         word_mode or compute_mode as appropriate.
30980 2004-06-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
30982         PR target/15783
30983         * config/sparc/sparc.c (function_arg_union_value): Add 'mode'
30984         parameter.  Enumerate the registers inside the PARALLEL.
30985         (function_arg): Adjust call to function_arg_union_value.
30986         (function_value): Likewise.
30988         * config/sparc/sparc.c (sparc_function_epilogue): Properly format.
30990 2004-06-07  Roger Sayle  <roger@eyesopen.com>
30992         * real.c (real_copysign): New function to implement libm's copysign.
30993         * real.h (real_copysign): Prototype here.
30994         * fold-const.c (tree_expr_nonnegative_p): The result of sqrt, sqrtf
30995         and sqrtl can be negative, as sqrt(-0.0) = -0.0.  Correct whitespace.
30996         * builtins.c (fold_builtin_isascii, fold_builtin_toascii,
30997         fold_builtin_isdigit): Add function prototypes.
30998         (fold_builtin_copysign): New function to fold copysign, copysignf
30999         and copysignl.  Optimize copysign(x,x) as x.  Evaluate copysign of
31000         constant arguments at compile-time using real_copysign.  Fold
31001         copysign(X,Y) as fabs(X) if Y is always non-negative.
31002         (fold_builtin_1): Correct minor whitespace/style issues.  Call
31003         fold_builtin_copysign for BUILT_IN_COPYSIGN{,F,L}.
31005 2004-06-07  J"orn Rennecke <joern.rennecke@superh.com>
31007         * tree.c (iterative_hash_expr): Use real_hash.
31009 2004-06-07  Joseph S. Myers  <jsm@polyomino.org.uk>
31011         PR c/14765
31012         * c-parse.in (compstmt_primary_start): Set last_expr_type to
31013         NULL_TREE.
31015 2004-06-07  Mark Mitchell  <mark@codesourcery.com>
31017         PR c++/15815
31018         * doc/extend.texi: Deprecate #pragma interface and #pragma
31019         implementation.
31021 2004-06-07  Alexandre Oliva  <aoliva@redhat.com>
31023         PR middle-end/15666
31024         * c-decl.c (finish_decl): Use change_decl_assembler_name for the
31025         builtin decl as well.
31027 2004-06-07  Roger Sayle  <roger@eyesopen.com>
31029         PR c/14649
31030         * c-typeck.c (require_constant_value, require_constant_elements):
31031         Move declarations to the top of the file.
31032         (build_function_call): If we require a constant value, fold with
31033         fold_initializer.  If the result is a constant, and the function
31034         wasn't called using __builtin_foo, issue a pedantic warning.
31035         (build_unary_op): If we require a constant value, fold tree with
31036         fold_initializer.
31037         (build_binary_op): Use require_constant_value to determine whether
31038         to call fold or fold_initializer.
31040 2004-06-07  Richard Henderson  <rth@redhat.com>
31042         * gimple-low.c (struct lower_data): Add the_return_label and
31043         one_return_stmt.
31044         (lower_function_body): Initialize and use them.
31045         (lower_return_expr): New.
31046         (lower_stmt): Call it.
31047         * gimplify.c (gimplify_return_expr): Force the argument to be either
31048         null or a result_decl.
31049         * tree-gimple.c: Update gimple grammer to match.
31050         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Deny
31051         coalescing of result_decls.
31053 2004-06-07  Richard Henderson  <rth@redhat.com>
31055         PR rtl-opt/15193
31056         * expmed.c (extract_bit_field): Fix vector_extract return.
31058         * config/i386/i386.md (negv4sf2): New pattern.
31060 2004-06-07  Mark Mitchell  <mark@codesourcery.com>
31062         PR c++/15337
31063         * c-common.c (c_sizeof_or_alignof_type): Use more detailed error
31064         message.
31066 2004-06-06  Paolo Bonzini  <bonzini@gnu.org>
31068         * config.in: Regenerate.
31070 2004-06-06  Steven Bosscher  <stevenb@suse.de>
31072         * tree-cfg.c (tree_verify_flow_info): Make sure that labels in
31073         SWITCH_LABELS are always sorted.
31075 2004-06-06  Steven Bosscher  <stevenb@suse.de>
31077         * hooks.c (hook_int_void_1): New generic hook.
31078         * hooks.h (hook_int_void_1): Add prototype.
31079         * config/c4x/c4x.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
31080         Define to hook_int_void_1.
31081         * config/c4x/c4x.md: Replace dummies for the old pipeline model
31082         with dummies for the new one.
31084 2004-06-06  Roger Sayle  <roger@eyesopen.com>
31086         * tree.h (lvalue_or_else): Delete function prototype.
31087         * c-typeck.c (lvalue_or_else): Make static.  Add static prototype.
31089 2004-06-06  Stephane Carrez  <stcarrez@nerim.fr>
31091         PR target/14542
31092         * config/m68hc11/m68hc11.md (move peephole2): Emit a use note to avoid
31093         a live change of a register after peephole replacement.
31095 2004-06-06  Joseph S. Myers  <jsm@polyomino.org.uk>
31097         PR c/13519
31098         * c-typeck.c (composite_type, common_pointer_type): New functions.
31099         (common_type): Split parts into composite_type and
31100         common_pointer_type.  Ensure that arithmetic operations return
31101         unqualified types without attributes.  Don't make composite type
31102         of signed enum and compatible integer be unsigned.
31103         (build_conditional_expr, build_binary_op): Use
31104         common_pointer_type.
31105         * c-decl.c (merge_decls): Use composite_type.
31106         * c-tree.h (composite_type): Declare.
31108 2004-06-06  Stephane Carrez  <stcarrez@nerim.fr>
31110         PR target/14457
31111         * config/m68hc11/m68hc11.c (splitable_operand): New predicate.
31112         * config/m68hc11/m68hc11-protos.h (splitable_operand): Declare.
31113         * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register it.
31114         (inhibit_libc): Must define.
31115         * config/m68hc11/m68hc11.md ("movhi_const0"): Use splitable_operand.
31116         ("*andhi3_gen", "iorhi3", "*iorhi3_gen"): Likewise.
31117         ("xorhi3"): Likewise.
31119 2004-06-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
31121         * cgraphunit.c (cgraph_decide_inlining): Adjust dump lines in
31122         always_inline pass.
31124 2004-06-05  David S. Miller  <davem@nuts.davemloft.net>
31126         * config/sparc/linux.h (TARGET_C99_FUNCTIONS): Set.
31127         * config/sparc/linux64.h (TARGET_C99_FUNCTIONS): Likewise.
31129 2004-06-05  Bernardo Innocenti  <bernie@develer.com>
31131         * regclass.c (init_reg_sets): Check for missing registers in target
31132         initializer macros FIXED_REGISTERS and CALL_USED_REGISTERS.
31134 2004-06-05  Zack Weinberg  <zack@codesourcery.com>
31136         * Makefile.in (MKDEPS_H): New shorthand.
31137         (c-opts.o): Update dependencies.
31138         * c-opts.c: Include mkdeps.h.
31139         (handle_deferred_opts): Use cpp_get_deps and deps_add_target,
31140         not cpp_add_dependency_target.
31142 2004-06-05  Steven Bosscher  <stevenb@suse.de>
31144         * config/v850/v850.c (v850_use_dfa_pipeline_interface): New.
31145         * config/v850/v850.md: Convert to DFA scheduler description.
31147 2004-06-05  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
31149         PR fortran/15478
31150         * doc/install.texi: Document GMP as prerequisite. Document
31151         --with-gmp and --with-gmp-dir configure options.
31152         * fortran/gfortran.texi: Remove section "Compiling and testing",
31153         remove TOC reference to it.
31155 2004-06-05  Graham Stott  <graham.stott@btinternet.com>
31157         * combine.c(simplify_shift_const): Check shift amount is a
31158         CONST_INT.
31160 2004-06-05  Danny Smith  <dannysmith@users.sourceforge.net>
31162         * toplev.c (init_asm_output): Add explicit 'b' to mode when
31163         opening asm_out_file.
31164         * c-pch.c (c_common_write_pch): Remove unnecessary fflush before
31165         reading asm_out_file. Replace fflush after reading asm_out_file
31166         with fseek.
31167         * hosthooks-def.h (HOST_HOOKS_GT_PCH_ALLOC_GRANULARITY): Define
31168         default and add to HOST_HOOKS_INITIALIZER.
31169         * hosthooks.h (gt_pch_alloc_granularity): Declare hook function.
31170         * ggc-common.c (default_gt_pch_alloc_granularity): New function.
31171         (gt_pch_save): Use host_hooks.gt_pch_alloc_granularity
31172         to set mmi.offset padding.
31173          * config.gcc (i[34567]86-*-mingw32*): Set target_gtfiles to
31174         $(srcdir)/config/i386/winnt.c.
31175         (i[34567]86-*-pe | i[34567]86-*-cygwin*): Likewise.
31176         (i[34567]86-*-uwin*): Likewise.
31177         *i[34567]86-*-interix3*): Likewise.
31178         * config.host (i[34567]86-*-mingw32*): Set out_host_hook_obj.
31179         * config/i386/host-mingw32.c: New file.
31180         * config/i386/x-mingw32: Add rule for host-mingw32.o.
31181         * config/i386/winnt.c: (struct extern_list) Tag as GTY.
31182         (extern_head): Likewise.
31183         (struct export_list) Likewise.
31184         (export_head): Likewise.
31185         (i386_pe_record_external_function): Use ggc_alloc.
31186         (i386_pe_record_exported_symbol): Likewise.
31187         Include "gt-winnt.h" at end.
31188         * doc/hostconfig.texi: Document
31189         HOST_HOOKS_GT_PCH_ALLOC_GRANULARITY.
31191 2004-06-04  Bernardo Innocenti  <bernie@develer.com>
31193         * config/m68k/m68k.h: Remove comments copied over from tm.texi.
31194         Rename 68000 and 68k to m68k for consistency in comments.  Remove
31195         trailing whitespace before EOLs and before TABs.
31196         (MAX_CODE_ALIGN): Remove unused macro.
31197         (CALL_USED_REGISTERS): Reformat and add comments.
31199 2004-06-04  Frank Ch. Eigler  <fche@redhat.com>
31201         * gcc.c (MFLIB_SPEC): Remove library references, to require users
31202         to enumerate -lmudflap* and dependencies when linking.
31204 2004-06-04  Paolo Bonzini  <bonzini@gnu.org>
31206         PR target/15822
31207         * dojump.c (do_jump): Fix uninitialized variable tcode1.
31209 2004-06-04  Jerry Quinn  <jlquinn@optonline.net>
31211         * Makefile.in (insn-conditions.o): Back out removal of reload.h.
31212         * genconditions.c (write_header): Back out removal of reload.h.
31214 2004-06-04  Jan Hubicka  <jh@suse.cz>
31216         Re-apply hopefully fixed patch:
31217         * i386.md (UNSPECV_EH_RETURN): Kill.
31218         (eh_return): Use jump_insn.
31219         (eh_return_si, eh_return_di): Change pattern to jump instruction.
31221 2004-06-04  Jeff Law  <law@redhat.com>
31223         * cfgrtl.c (try_redirect_by_replacing_jump): Fix return value.
31225 2004-06-04  Steven Bosscher  <stevenb@suse.de>
31227         * except.c (for_each_eh_region): New function.
31228         * except.h (for_each_eh_region): Add a prototype for it.
31229         * tree-cfg.c (update_eh_labels): New function, callback for
31230         for_each_eh_region.
31231         (label_for_bb): Make global static, unfortunately.
31232         (cleanup_dead_labels): Also update label references for
31233         exception regions.
31235 2004-06-03  Chris Demetriou  <cgd@broadcom.com>
31237         * config/mips/mips.c (struct irix_section_align_entry): Fix
31238         GTY marker.
31240 2004-06-03  Geoffrey Keating  <geoffk@apple.com>
31242         * toplev.c (check_global_declarations): Don't ask for
31243         DECL_ASSEMBLER_NAME unless the function really is declared
31244         static and not defined.
31246 2004-06-03  Matt Austern  <austern@apple.com>
31248         PR c++/15428
31249         * default.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): New name
31250         for TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY, with reversed sense.
31251         * config/darwin.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): Likewise.
31252         * doc/tm.texi (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): Rewrite
31253         documentation to reflect the new macro name and to clarify its
31254         meaning.
31256 2004-06-03  Steven Bosscher  <stevenb@suse.de>
31258         * rtl.def (VAR_LOCATION): Make RTX_EXTRA.
31260 2004-06-03  Andrew Pinski  <pinskia@physics.uc.edu>
31262         * config/darwin.c (machopic_indirect_data_reference): Copy
31263         the SYMBOL_REF_DECL from the original RTX for the new
31264         non-lazy pointer RTX.
31266 2004-06-03  Mark G. Adams  <mark.g.adams@sympatico.ca>
31268         * tree.h: Remove include of version.h
31269         * c-cppbuiltin.c: Include version.h
31270         * diagnostic.c: Include version.h
31271         * dwarf2out.c: Include version.h
31272         * toplev.c: Include version.h
31273         * vmsdbgout.c: Include version.h
31274         * Makefile.in: Remove dependency on version.h from TREE_H, and
31275         add dependencies to required .o targets
31277 2004-06-03  Jerry Quinn  <jlquinn@optonline.net>
31279         * Makefile.in (RA_H, RESOURCE_H, SCHED_INT_H, CFGLAYOUT_H,
31280         CFGLOOP_H, DF_H, DDG_H, TREE_SSA_LIVE_H): New.
31281         (TARGET_H): Add insn-modes.h.
31282         (tree-ssa.o, tree-cfg.o, tree-ssa-loop.o, toplev.o, passes.o,
31283         loop.o, loop-doloop.o, unroll.o, cfgloop.o, cfgloopanal.o,
31284         loop-iv.o, cfgloopmanip.o, loop-init.o, loop-unswitch.o,
31285         loop-unroll.o, ddg.o, modulo-sched.o, predict.o,
31286         cfglayout.o, ifcvt.o): Replace cfgloop.h with CFGLOOP_H.
31287         (toplev.o, passes.o, cfghooks.o, cfgloopmanip.o, loop-init.o,
31288         loop-unswitch.o, loop-unroll.o, ddg.o, modulo-sched.o,
31289         bb-reorder.o, tracer.o, cfglayout.o): Replace cfglayout.h with
31290         CFGLAYOUT_H.
31291         (ra.o, ra-build.o, ra-colorize.o, ra-debug.o, ra-rewrite.o):
31292         Replace ra.h with RA_H.
31293         (resource.o, regrename.o, insn-conditions.o, insn-emit.o,
31294         insn-recog.o): Replace resource.h with RESOURCE_H.
31295         (ddg.o, modulo-sched.o, haifa-sched.o, sched-deps.o, sched-rgn.o,
31296         sched-ebb.o, sched-vis.o, out_object_file):  Replace sched-int.h
31297         with SCHED_INT_H.
31298         (web.o, lcm.o, df.o, ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
31299         ra-rewrite.o): Replace df.h with DF_H.
31300         (ddg.o, modulo-sched.o): Replace ddf.h with DDG_H.
31301         (tree-outof-ssa.o, tree-ssa-live.o, tree-ssa-copyrename.o):
31302         Replace tree-ssa-live.h with TREE_SSA_LIVE_H.
31303         (insn-conditions.o): Remove unused reload.h.
31304         * cfglayout.h: Add include guard.  Include basic-block.h.
31305         * cfgloop.h: Add include guard.  Include basic-block.h, rtl.h.
31306         * ddg.h: Include sbitmap.h, basic-block.h, df.h.
31307         * df.h: Add include guard.  Include bitmap.h, sbitmap.h,
31308         basic-block.h.
31309         * genconditions.c:  Remove reload.h.
31310         * ra.h: Add include guard.  Include bitmap.h, sbitmap.h,
31311         hard-reg-set.h, insn-modes.h.
31312         * resource.h: Add include guard.  Include hard-reg-set.h.
31313         * sched-int.h:  Add include guard.  Include insn-attr.h,
31314         basic-block.h, rtl.h.
31315         * target.h: Add include guard.  Include insn-modes.h.
31316         * tree-ssa-live.h: Include partition.h.
31318 2004-06-03  Daniel Berlin  <dberlin@dberlin.org>
31319                 Kenneth Zadeck <zadeck@naturalbridge.com>
31321         * tree-ssa-ccp.c (varying_ssa_edges): New worklist.
31322         (add_var_to_ssa_edges_worklist): Add value argument.
31323         Update callers.
31324         Use new worklist.
31325         (process_ssa_edge_worklist): New function.
31326         (tree_ssa_ccp): Move worklist processing core to
31327         process_ssa_edge_worklist, and just call that for the two worklists.
31329 2004-06-03  Steven Bosscher  <stevenb@suse.de>
31331         * basic-block.c (tail_recursion_label_list): Don't declare.
31332         (CLEANUP_PRE_SIBCALL): Remove.  Renumber the other CLEANUP_*
31333         accordingly.
31334         * cfgbuild.c (find_label_refs): Remove.
31335         (find_basic_blocks_1): Don't handle CALL_PLACEHOLDER insns.
31336         * cfgcleanup.c (tail_recursion_label_p): Remove.
31337         (merge_blocks_move): Do not check for tail recursion.
31338         (try_optimize_cfg): Likewise.
31339         (cleanup_cfg): Never handle CLEANUP_PRE_SIBCALL.
31340         * cfgrtl.c (tail_recursion_label_list): Remove.
31341         * except.c (remove_unreachable_regions): Don't handle
31342         CALL_PLACEHOLDER insns.
31343         (convert_from_eh_region_ranges_1, can_throw_internal,
31344         can_throw_external): Likewise.
31345         * function.c (free_after_compilation): Don't clear
31346         x_tail_recursion_label.
31347         (fixup_var_refs_insns): Don't handle CALL_PLACEHOLDER insns.
31348         (identify_blocks_1): Don't recurse for CALL_PLACEHOLDER insns.
31349         (reorder_blocks_1): Likewise.
31350         * function.h (struct function): Remove x_tail_recursion_label
31351         member.  Don't define tail_recursion_label.
31352         * jump.c (mark_all_labels): Don't handle CALL_PLACEHOLDER insns.
31353         * print-rtl.c (print_rtx): Likewise.
31354         * rtl.def (CALL_PLACEHOLDER): Remove.
31355         * rtl.h (sibcall_use_t): Remove enum.
31356         (optimize_sibling_and_tail_recursive_calls,
31357         replace_call_placeholder): Remove function prototypes.
31358         * stmt.c (tail_recursion_args): Remove.
31359         (optimize_tail_recursion): Remove.
31360         (expand_return): Don't check for possible tail recursion.
31361         * tree.h (optimize_tail_recursion): Remove prototype.
31363 2004-06-02  Jan Hubicka  <jh@suse.cz>
31365         * tree-cfg.c (tree_find_edge_insert_loc):  Allow inserting before
31366         return_stmt.
31368 2004-06-02  Jason Merrill  <jason@redhat.com>
31370         * Makefile.in (TAGS): Don't mess with c-parse.[ch].
31371         Do include c-parse.in.
31373 2004-06-02  Eric Christopher  <echristo@redhat.com>
31375         * c-typeck.c (common_type): Don't lose type qualifiers
31376         when creating new variants.
31378 2004-06-02  Andrew Pinski  <pinskia@physics.uc.edu>
31380         PR tree-optimization/14042
31381         PR tree-optimization/14729
31382         PR tree-optimization/14736
31383         * tree-ssa.c (tree_ssa_useless_type_conversion_1):
31384         Check the type which the pointer points to
31385         instead of the pointer types.
31387 2004-06-02  Kazu Hirata  <kazu@cs.umass.edu>
31389         PR tree-optimization/15738.
31390         * builtins.c (fold_builtin_strchr): Transform
31391         strrchr (s, '\0') to strchr (s, '\0').
31393 2004-06-02  Steven Bosscher  <stevenb@suse.de>
31395         * i386.c (ix86_adjust_cost): Don't increase the cost for
31396         load+operation for PROCESSOR_PENTIUMPRO, it is already
31397         modelled in the DFA description
31399 2004-06-01  Jerry Quinn  <jlquinn@optonline.net>
31401         * Makefile.in (EXPR_H): Add insn-config.h, function.h,
31402         $(RTL_H), flags.h, $(TREE_H), $(MACHMODE_H), $(EXPR_H).
31403         (ALIAS_H, EMIT_RTL_H): New.
31404         (cselib.o): Replace EXPR_H with EMIT_RTL_H.
31405         (cfgcleanup.o): Add EMIT_RTL_H.
31406         (alias.o): Replace EXPR_H with EMIT_RTL_H and ALIAS_H.
31407         * alias.c: Replace expr.h with emit-rtl.h and alias.h.
31408         * attribs.c, c-lex.c, c-obj-common.c, c-semantics.c: Remove expr.h.
31409         * cfgcleanup.c, cselib.c: Replace expr.h with emit-rtl.h.
31410         * expr.h: Add include guard.  Include function.h, rtl.h, flags.h,
31411         tree.h, machmode.h, insn-config.h, alias.h, emit-rtl.h.
31412         (get_varargs_alias_set, get_frame_alias_set, record_base_value,
31413         record_alias_subset, new_alias_set, can_address_p): Move to alias.h.
31414         (set_mem_alias_set, set_mem_align, set_mem_expr, set_mem_offset,
31415         set_mem_size): Move to emit-rtl.h.
31416         * emit-rtl.h: New.
31417         * alias.h: New.
31419 2004-06-01  Eric Botcazou  <ebotcazou@act-europe.fr>
31421         * function.c (walk_fixup_memory_subreg): New parameter 'var'.
31422         Call fixup_memory_subreg only if the MEM is equal to 'var'.
31423         Adjust recursive calls to self.
31424         (fixup_var_refs_insn): Pass 'var' to walk_fixup_memory_subreg.
31426 2004-06-01  Richard Henderson  <rth@redhat.com>
31427             Andrew Pinski  <pinskia@physics.uc.edu>
31429         * c-parse.in (OFFSETOF, offsetof_member_designator): New.
31430         (primary): Handle offsetof.  Add error productions for faux functions.
31431         Move component_ref objc checking to build_component_ref.
31432         (reswords): Add offsetof.
31433         (rid_to_yy): Add offsetof.
31434         * c-tree.h (build_offsetof): Declare.
31435         * c-common.h (objc_is_public): Declare.
31436         * c-typeck.c (build_component_ref): Check objc_is_public.
31437         (build_offsetof): New.
31438         * stub-objc.c (objc_is_public): New.
31439         * objc/objc-act.c, objc/objc-act.h (objc_is_public): Rename
31440         from is_public.
31441         * ginclude/stddef.h (offsetof): Use __builtin_offsetof.
31442         * doc/extend.texi (Offsetof): Move from C++ section to C section
31443         and rewrite for __builtin_offsetof.
31445 2004-06-01  Peter Barada  <peter@the-baradas.com>
31446             Peter Jakubek  <peter@laseranimation.com>
31448         * config/m68k/m68k.c(m68k_output_mi_thunk):  For ColdFire, use %d0 as
31449         a scratch to perform an add to memory.
31451 2004-06-01  Bernardo Innocenti  <bernie@develer.com>
31453         PR target/14018
31454         * config/m68k/m68k.c (m68k_align_loops_string, m68k_align_jumps_string,
31455         m68k_align_funcs_string, m68k_align_loops, m68k_align_jumps,
31456         m68k_align_funcs): Remove.
31457         (override_options): Remove code to handle -malign-* options.
31458         * config/m68k/m68k.h (TARGET_OPTIONS): Remove -malign-* options.
31459         (FUNCTION_BOUNDARY, LOOP_ALIGN, LOOP_ALIGN_AFTER_BARRIER): Remove.
31460         (m68k_align_loops_string, m68k_align_jumps_string,
31461         m68k_align_funcs_string, m68k_align_loops, m68k_align_jumps,
31462         m68k_align_funcs): Remove definitions.
31464 2004-06-01  Paul Eggert  <eggert@cs.ucla.edu>
31466         PR target/15626
31467         * doc/install.texi (sparc-sun-solaris2*): Document messages issued
31468         by the Sun linker in conjunction with the Sun assembler.
31469         (sparc-sun-solaris2.7): Update revision info for Sun patch 106950.
31471 2004-06-01  Jeff Law  <law@redhat.com>
31473         * stmt.c (expand_decl): Be more selective about calling
31474         mark_reg_pointer.
31476 2004-06-01  Nicola Pero  <nicola@brainstorm.co.uk>
31478         PR objc/7993
31479         * objc-act.c (is_private): Do not emit the 'instance variable %s
31480         is declared private' error.
31481         (is_public): Emit the error after calling is_private.
31482         (lookup_objc_ivar): If the instance variable is private, return 0
31483         - the instance variable is invisible here.
31485 2004-06-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
31487         * doc/invoke.texi (-static-libgcc): Explicitly mention
31488         non-GNU linkers.
31490 2004-06-01  Bernardo Innocenti  <bernie@develer.com>
31492         PR target/12968
31493         * doc/invoke.texi: Document stack alignment side-effect of -mshort.
31495 2004-05-31  Joseph S. Myers  <jsm@polyomino.org.uk>
31497         PR c/15749
31498         * c-decl.c (grokdeclarator, finish_struct): Don't pedwarn for
31499         misuses of structures with flexible array members if
31500         in_system_header.
31502 2004-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
31504         PR target/15693
31505         * config/sparc/sparc.c (compare_operand): New predicate.
31506         * config/sparc/sparc.h (PREDICATE_CODES): Add it.
31507         * config/sparc/sparc.md (cmpsi expander): Use it.  If the first
31508         operand is a ZERO_EXTRACT and the second operand is not zero,
31509         force the former to a register.
31510         (cmpdi expander): Likewise.
31512 2004-05-31  Geoffrey Keating  <geoffk@apple.com>
31514         * gengtype-lex.l: Catch stray GTY markers in the files gengtype
31515         looks at.
31516         * alias.c (alias_invariant_size): Make alias_invariant_size
31517         static, fix GTY marker.
31519 2004-05-31  Kazu Hirata  <kazu@cs.umass.edu>
31521         PR tree-optimization/15743.
31522         * builtins.c (fold_builtin_1): Fold index() and rindex().
31524 2004-05-31  Roger Sayle  <roger@eyesopen.com>
31526         PR middle-end/15069
31527         * fold-const.c (fold_single_bit_test): Only perform "(X & C) != 0"
31528         into "X < 0" (where C is the signbit) if X's type is a full mode.
31530 2004-05-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31532         * pa.md: Disable the peephole2 patterns that generate indexed
31533         floating-point stores when indexing is disabled.
31535 2004-05-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>
31537         * c-pretty-print.c (pp_c_left_bracket): Make a function.
31538         (pp_c_right_bracket): Likewise.
31539         (pp_c_star): Likewise.
31540         (pp_c_ampersand): Define.
31541         * c-pretty-print.h (pp_c_left_bracket): Declare.
31542         (pp_c_right_bracket): Likewise.
31543         (pp_c_star): Likewise.
31544         (pp_c_ampersand): Likewise.
31546 2004-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
31548         * config/sol2.h (__enable_execute_stack): ANSIfy function
31549         definition.
31551 2004-05-31  Danny Smith  <dannysmith@users.sourceforge.net>
31553         * c-incpath.c (add_path): Canonicalize paths to use '/' if
31554         HAVE_DOS_BASED_FILESYSTEM.
31556 2004-05-31  Steven Bosscher  <stevenb@suse.de>
31558         * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
31559         Only look at case labels if the immediate dominator is also
31560         the only predecessor.  Don't look for more case labels if the
31561         first seen is a case range.
31563 2004-05-31  Kazu Hirata  <kazu@cs.umass.edu>
31565         * builtins.c: Add a prototype for fold_builtin_strchr().
31567 2004-05-31  Paolo Bonzini  <bonzini@gnu.org>
31569         Revert this patch:
31570         2004-05-27  Paolo Bonzini  <bonzini@gnu.org>
31572         * combine.c (gen_binary): Remove.
31573         (known_cond, simplify_shift_const
31574         find_split_point, combine_simplify_rtx,
31575         simplify_if_then_else, simplify_set,
31576         simplify_logical, expand_field_assignment,
31577         extract_left_shift, force_to_mode,
31578         if_then_else_cond, apply_distributive_law,
31579         simplify_and_const_int, simplify_shift_const,
31580         gen_lowpart_for_combine, simplify_comparison,
31581         reversed_comparison): Replace with
31582         simplify_gen_binary, simplify_gen_relational or
31583         distribute_and_simplify_rtx.
31584         (distribute_and_simplify_rtx): New function.
31586 2004-05-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31588         * pa.c (emit_move_sequence): Fix loading of non 14-bit CONST operands
31589         when generating PIC code.
31591 2004-05-30  Andrew Pinski  <pinskia@physics.uc.edu>
31593         * c-decl.c (c_expand_body_1): Remove and fold back into ...
31594         (c_expand_body): here.
31595         (c_expand_decl): Move to ...
31596         * c-common.c (c_expand_decl): Here and remove check for nested
31597         functions.
31598         * c-common.h (c_expand_decl): Add prototype.
31599         * c-tree.h (c_expand_decl): Remove.
31601 2004-05-30  Roger Sayle  <roger@eyesopen.com>
31603         * fold-const.c (combine_comparisons, optimize_bit_field_compare,
31604         range_binop, fold_truthop, fold_binary_op_with_conditional_arg,
31605         fold_mathfn_compare, fold_inf_compare, fold,
31606         fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
31607         Use constant_boolean_node where appropriate.  Don't bother using
31608         fold_convert on the second argument to omit_one_operand.
31610 2004-05-30  Roger Sayle  <roger@eyesopen.com>
31612         * doc/c-tree.texi (Expressions): Document FLOOR_DIV_EXPR,
31613         CEIL_DIV_EXPR, ROUND_DIV_EXPR, FLOOR_MOD_EXPR, CEIL_MOD_EXPR,
31614         ROUND_MOD_EXPR, EXACT_DIV_EXPR.  Improve documentation of
31615         TRUNC_DIV_EXPR, TRUNC_MOD_EXPR and comparison operations.
31616         Add missing (but documented) tree nodes to the index.
31618 2004-05-30  Steven Bosscher  <stevenb@suse.de>
31620         PR tree-optimization/14819
31621         * builtins.c (fold_builtin_strchr): New.
31622         (fold_builtin_1): Handle BUILT_IN_STRCHR and BUILT_IN_STRRCHR
31623         with fold_builtin_strchr().
31625 2004-05-30  Kazu Hirata  <kazu@cs.umass.edu>
31627         * bb-reorder.c, builtins.c, c-common.c, c-gimplify.c,
31628         c-incpath.c, cgraphunit.c, ddg.c, defaults.h, dwarf2out.c,
31629         expmed.c, flags.h, gcc.c, gensupport.c, gimplify.c, global.c,
31630         passes.c, reg-stack.c, target.h, toplev.c, tree-alias-ander.c,
31631         tree-alias-common.c, tree-cfg.c, tree-complex.c, tree-dfa.c,
31632         tree-eh.c, tree-mudflap.c, tree-mudflap.h, tree-outof-ssa.c,
31633         tree-phinodes.c, tree-pretty-print.c, tree-ssa-alias.c,
31634         tree-ssa-ccp.c, tree-ssa-live.c, tree-ssa-live.h,
31635         tree-ssa-pre.c, tree.h, value-prof.h, varasm.c: Fix comment
31636         formatting.
31638 2004-05-30  Steven Bosscher  <stevenb@suse.de>
31640         * gimplify.c (sort_case_labels): New.  Split out from...
31641         (gimplify_switch_expr): ...here.  Use it.
31642         * tree-eh.c (lower_try_finally_switch): Sort the labels of
31643         the SWITCH_EXPR created here before leaving the function.
31644         * tree.c (sort_case_labels): Add prototype.
31646 2004-05-30  Andrew Pinski  <pinskia@physics.uc.edu>
31648         * fold-const.c (fold) [case TRUTH_NOT_EXPR]: Make sure the type is
31649         of BOOLEAN_TYPE.
31651 2004-05-30  Kazu Hirata  <kazu@cs.umass.edu>
31653         * c-common.c, calls.c, cfgcleanup.c, cgraph.c, cgraphunit.c,
31654         ddg.c, ddg.h, df.c, df.h, except.c, expr.c, flags.h,
31655         fold-const.c, gcc.c, gimplify.c, haifa-sched.c,
31656         modulo-sched.c, tree-inline.c, tree-into-ssa.c, tree-nested.c,
31657         tree-nrv.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-live.c,
31658         tree-ssa-loop.c, tree-ssa-pre.c, tree-tailcall.c, tree.h: Fix
31659         comment typos.  Follow spelling conventions.
31661 2004-05-29  Geoffrey Keating  <geoffk@apple.com>
31663         * gengtype-yacc.y: Add NESTED_PTR token.
31664         (option): Record `nested_ptr' option.
31665         * gengtype-lex.l: Handle `nested_ptr' keyword.
31666         * gengtype.c (walk_type): Process `nested_ptr' option.
31667         * gengtype.h (struct nested_ptr_data): New.
31668         * doc/gty.texi (GTY Options): Document `nested_ptr' option.
31669         * stringpool.c (struct string_pool_data): Make 'entries' point to
31670         ht_identifier instead of tree.
31671         (gt_pch_save_stringpool): Don't adjust pointers.
31672         (gt_pch_restore_stringpool): Call ht_load.
31674 2004-05-29  Jason Merrill  <jason@redhat.com>
31676         * gimplify.c (gimplify_expr): Don't build a statement list
31677         if no gimplification was necessary.
31679 2004-05-29  Joseph S. Myers  <jsm@polyomino.org.uk>
31681         * pretty-print.c (pp_base_format_text): Support %< instead of %`
31682         and %> as well as %'.
31683         * c-format.c: Use %< and %>.
31684         (gcc_diag_char_table, gcc_cdiag_char_table,
31685         gcc_cxxdiag_char_table): Update.
31687 2004-05-29  Joseph S. Myers  <jsm@polyomino.org.uk>
31689         * c-typeck.c (common_type): Correct comment.
31691 2004-05-29  Peter Barada  <peter@the-baradas.com>
31693         * config/m68k/m68k.c (CONST_METHOD): Add MVZ, MVS.
31694         * config/m68k/m68k.c (const_method): Likewise.
31695         * config/m68k/m68k.c (const_int_cost): Likewise.
31696         * config/m68k/m68k.c (const_int_cost): Likewise.
31697         * config/m68k/m68k.c (output_move_const_into_data_reg): Likewise.
31699 2004-05-29  Peter Barada  <peter@the-baradas.com>
31701         * config/m68k/m68k.h (EXTRA_CONSTRAINT): add 'U' for register offset
31702         addressing.
31703         * config/m68k/m68k.md: Add 'U,U' alternative to ColdFire variants of
31704         movsi,movhi,movqi insn patterns.
31706 2004-05-28  Andrew Pinski  <pinskia@physics.uc.edu>
31708         * c-semantics.c (emit_local_var): Remove code for DECL_INITIAL.
31710         PR target/15720
31711         * config/darwin.c (machopic_indirect_call_target): Copy
31712         the SYMBOL_REF_DECL from the original RTX for the new
31713         stub RTX.
31715 2004-05-28  DJ Delorie  <dj@redhat.com>
31717         * stor-layout.c (place_field): Revert erroneous commit.
31719 2004-05-28  Ziemowit Laski  <zlaski@apple.com>
31721         * config/rs6000/altivec.h (vec_ctf, vec_vcfsx, vec_vcfux, vec_cts,
31722         vec_ctu, vec_dss, vec_dst, vec_dstst, vec_dststt, vec_dstt, vec_ld,
31723         vec_ldl, vec_lvsl, vec_lvsr, vec_sld, vec_splat, vec_vspltw,
31724         vec_vsplth, vec_vspltb, vec_splat_s8, vec_splat_s16, vec_splat_s32,
31725         vec_splat_u8, vec_splat_u16, vec_splat_u32, vec_st, vec_stl,
31726         vec_ste): Remove type checks for integral parameters and literals
31727         from '..._args_eq' macros.
31729 2004-05-28  Aldy Hernandez  <aldyh@redhat.com>
31731         * c-common.c (fname_as_string): Fix xcalloc to xmalloc.
31733 2004-05-28  Aldy Hernandez  <aldyh@redhat.com>
31735         * testsuite/g++.dg/charset/function.cc: New.
31737         * testsuite/gcc.dg/charset/function.c: New.
31739         * c-decl.c (c_make_fname_decl): Free return value from
31740         fname_as_string.
31742         * cp/decl.c (cp_make_fname_decl): Free return value from
31743         fname_as_string.
31745         * c-common.c (fname_as_string): Translate if necessary.
31747 2004-05-28  Geoffrey Keating  <geoffk@apple.com>
31749         * stringpool.c: Add comments to PCH saving/restoring routines.
31751 2004-05-28  Andrew Pinski  <pinskia@physics.uc.edu>
31753         * c-common.c (c_estimate_num_insns_1): Kill.
31754         (c_estimate_num_insns): Kill.
31755         * c-common.h (c_estimate_num_insns): Kill.
31757         * gthr-posix.h: Check for _POSIX_PRIORITY_SCHEDULING
31758         when checking for _POSIX_THREAD_PRIORITY_SCHEDULING.
31759         Remove comment about not checking for
31760         _POSIX_PRIORITY_SCHEDULING.
31761         * gthr-posix.c: Likewise.
31763 2004-05-28  Paolo Bonzini  <bonzini@gnu.org>
31764             Roger Sayle  <roger@eyesopen.com>
31766         PR rtl-optimization/15649
31767         Add LTGT_EXPR and improve pretty-printing of unordered
31768         comparisons.
31769         * c-common.c (c_common_truthvalue_conversion):
31770         Handle LTGT_EXPR.
31771         * c-typeck.c (build_binary_op): Likewise.
31772         * dojump.c (do_jump): Likewise.
31773         * expr.c (expand_expr_real_1, do_store_flag): Likewise.
31774         * predict.c (tree_predict_by_opcode): Likewise.
31775         * real.c (real_compare): Likewise.
31776         * tree-cfg.c (verify_expr): Likewise.
31777         * tree-inline.c (estimate_num_insns_1): Likewise.
31778         * tree-pretty-print.c (dump_generic_node): Likewise.
31779         Handle ORDERED_EXPR, UNORDERED_EXPR.
31780         (op_symbol): Print unordered comparisons differently
31781         than ordered ones.
31782         * tree.def (LTGT_EXPR): New '<' tree code.
31783         * doc/c-tree.texi (Expressions): Document floating-point
31784         comparison nodes.
31786         Fold comparisons between floating point values.
31787         * fold-const.c (enum comparison_code): New, from
31788         #define'd constants.  Define compcodes for unordered
31789         comparisons and for invalid transformations.
31790         (invert_tree_comparison): Add "honor_nans" parameter.
31791         (fold_truthop): Revamp to work on floating-point types too.
31792         (comparison_to_compcode): Support unordered comparisons.
31793         Use new enum comparison_code.
31794         (compcode_to_comparison): Likewise.
31795         (combine_compcodes): New function.
31796         (invert_truthvalue): Let invert_tree_comparison decide
31797         whether it is valid to fold the comparison.  Fold ORDERED
31798         and UNORDERED even if flag_unsafe_math_optimizations is off,
31799         and the remaining even if flag_unsafe_math_optimizations
31800         is off but we are under -fno-trapping-math.
31801         (fold_relational_const): Integer modes do not honor NaNs.
31803 2004-05-28  Paul Brook  <paul@codesourcery.com>
31805         * config/arm/arm.c (arm_output_epilogue): Remove redundant code.
31807 2004-05-28  Paul Brook  <paul@codesourcery.com>
31809         * config/arm/arm.c (thumb_force_lr_save): New function.
31810         (arm_get_frame_offsets, thumb_unexpanded_epilogue,
31811         thumb_output_function_prologue): Use it.
31812         (thumb_expand_prologue): Set lr_save_eliminated.
31814 2004-05-28  Richard Sandiford  <rsandifo@redhat.com>
31816         * config/mips/mips.md (extendsidi2): Tie the source and destination
31817         of the register alternative.  Split it into nothing.
31819 2004-05-28  Richard Sandiford  <rsandifo@redhat.com>
31821         * rtl.h (skip_consecutive_labels): Declare.
31822         * emit-rtl.c (skip_consecutive_labels): New function.
31823         * reorg.c (relax_delay_slots, dbr_schedule): Use it.
31824         * jump.c (follow_jumps): Say what null return values mean.
31826 2004-05-28  Kaz Kojima  <kkojima@gcc.gnu.org>
31828         PR target/13250
31829         * config/sh/sh.md (rotlsi3): Use emit_move_insn.
31831 2004-05-27  Kaz Kojima  <kkojima@gcc.gnu.org>
31833         * config/sh/t-linux (SHLIB_MAPFILES): Use sh specific
31834         libgcc-std.ver.
31835         * config/sh/libgcc-std.ver: New file.
31837 2004-05-27  Bryce McKinlay  <mckinlay@redhat.com>
31839         * except.c: Revert change of 2004-05-26.
31840         * config/i386/i386.md: Revert change of 2004-05-27.
31842 2004-05-27  Bryce McKinlay  <mckinlay@redhat.com>
31844         * configure.ac: Remove --enable-tree-browser option.
31845         Define TREEBROWSER when ac_tree_checking is defined.
31846         * configure: Rebuilt.
31848 2004-05-27  Olivier Hainque  <hainque@act-europe.fr>
31850         * expr.c (store_constructor): Restore sanity check on
31851         the size of the type before clearing.
31853 2004-05-27  Jan Hubicka  <jh@suse.cz>
31855         * cfgbuild.c (control_flow_insn_p):  Notice noreturn call
31857 2004-05-27  Paolo Bonzini  <bonzini@gnu.org>
31859         * combine.c (gen_binary): Remove.
31860         (known_cond, simplify_shift_const
31861         find_split_point, combine_simplify_rtx,
31862         simplify_if_then_else, simplify_set,
31863         simplify_logical, expand_field_assignment,
31864         extract_left_shift, force_to_mode,
31865         if_then_else_cond, apply_distributive_law,
31866         simplify_and_const_int, simplify_shift_const,
31867         gen_lowpart_for_combine, simplify_comparison,
31868         reversed_comparison): Replace with
31869         simplify_gen_binary, simplify_gen_relational or
31870         distribute_and_simplify_rtx.
31871         (distribute_and_simplify_rtx): New function.
31872         * simplify-rtx.c (simplify_binary_operation):
31873         Use nonzero_bits to simplify ANDs where we are
31874         turning off bits already known to be off in OP0.
31876 2004-05-27  Alan Modra  <amodra@bigpond.net.au>
31878         PR target/14478
31879         * config/rs6000/rs6000.c (reg_or_neg_short_operand): Don't allow zero.
31881 2004-05-27  Josef Zlomek  <zlomekj@suse.cz>
31883         PR middle-end/14084
31884         * emit-rtl.c (gen_rtx_REG_offset): Adjust the offset according
31885         to size of decl.
31887 2004-05-26  Aldy Hernandez  <aldyh@redhat.com>
31889         PR/14924
31890         * config/rs6000/rs6000.c (spe_expand_stv_builtin): New.
31892 2004-05-26  Roger Sayle  <roger@eyesopen.com>
31894         * tree.h: Fix comment typo.
31896 2004-05-27  Steven Bosscher  <stevenb@suse.de>
31898         * gimplify.c (compare_case_labels): New function.
31899         (gimplify_switch_expr): Sort case labels, and make sure the
31900         last label in the label vector is the default case.
31901         * tree-cfg.c (group_case_labels): New function.
31902         (build_tree_cfg): Cleanup redundant labels and group case labels
31903         before creating edges.
31904         (cleanup_dead_labels): Handle GOTO_EXPRs.
31905         (find_case_label_for_value): Use a binary search to find the
31906         case label for the given value.
31907         * tree-gimple.c: Mention that labels are sorted, and that the
31908         last label must be the default.
31910 2004-05-27  Jan Hubicka  <jh@suse.cz>
31912         * cfgcleanup.c (try_optimize_cfg): Do not merge across jumptables.
31914 2004-05-27  Jan Hubicka  <jh@suse.cz>
31916         * i386.md (UNSPECV_EH_RETURN): Kill.
31917         (eh_return): Use jump_insn.
31918         (eh_return_si, eh_return_di): Change pattern to jump instruction.
31920 2004-05-26  Jan Hubicka  <jh@suse.cz>
31922         * cfgcleanup.c (try_forward_edges):  Do not check loop structure when
31923         not loop optimizing.
31925 2004-05-26  Jan Hubicka  <jh@suse.cz>
31927         * except.c (can_throw_internal):  Notice RESX instructions.
31929 2004-05-26  Eric Botcazou  <ebotcazou@act-europe.fr>
31931         * varasm.c (output_constant) <INTEGER_TYPE>: Pass the minimum
31932         of the two sizes to assemble_integer.
31934 2004-05-25  Paul Brook  <paul@codesourcery.com>
31936         * config/arm/arm.c (thumb_exit, thumb_unexpanded_epilogue): Remove
31937         pointless #ifdef.
31939 2004-04-25  Paolo Bonzini  <bonzini@gnu.org>
31941         * Makefile.in (top_builddir): Define to .
31943 2004-05-25  Alexandre Oliva  <aoliva@redhat.com>
31945         * configure.ac (gcc_cv_ld): Prefer in-tree ld over whatever the
31946         top-level detects, except when in-tree ld is being cross-built.
31947         (gcc_cv_as): Likewise for as.  Use AS_FOR_TARGET otherwise, and
31948         then AS only if target is host.
31949         * configure: Rebuilt.
31951 2004-05-25  Vladimir Makarov  <vmakarov@redhat.com>
31953         * global.c (global_alloc): Call make_accurate_live_analysis.
31954         (record_one_conflict): Remove dead code.
31955         (mark_reg_clobber): Remove ATTRIBUTE_UNUSED for parameter data.
31956         (bb_info): New structure.
31957         (BB_INFO, BB_INFO_BY_INDEX): New macros.
31958         (allocate_bb_info, free_bb_info, mark_reg_change,
31959         calculate_local_reg_bb_info, set_up_bb_rts_numbers, rpost_cmp,
31960         modify_bb_reg_pav, calculate_reg_pav,
31961         make_accurate_live_analysis): New functions.
31963 2004-05-25  Devang Patel  <dpatel@apple.com>
31965         * alias.c (init_alias_analysis): Use ggc_calloc instead of
31966         xrealloc.
31967         (end_alias_analysis): Use ggc_free instead fo free.
31969 2004-05-25  Andrew Pinski  <pinskia@physics.uc.edu>
31971         PR target/15546
31972         * config/ia64/ia64.h (ASM_OUTPUT_FDESC): Mark the DECL
31973         as needed to be outputted.
31975 2004-05-25  Jan Hubicka  <jh@suse.cz>
31977         * builtins.def (__builtin_expect):  Mark the function as const&nothrow.
31979 2004-05-25  Ayal Zaks  <zaks@il.ibm.com>
31980         Mostafa Hagog  <mustafa@il.ibm.com>
31982         * Makefile.in (modulo-sched.o, ddg.o): New.
31983         * ddg.h, ddg.c, modulo-sched.c: New files.
31984         * cfglayout.c (duplicate_insn_chain): Remove "static" and push
31985         internals to "dupicate_insn".
31986         (duplicate_insn): New function.
31987         * cfglayout.h (duplicate_insn_chain, duplicate_insn): New
31988         declarations.
31989         * common.opt (fmodulo-sched): New flag.
31990         * df.c (df_bb_regno_last_use_find, df_bb_regno_first_def_find):
31991         Remove static and forward declaration.
31992         (df_find_def, df_reg_used, df_bb_regno_last_def_find): New
31993         functions.
31994         * df.h (df_bb_regno_last_use_find, df_bb_regno_first_def_find,
31995         df_bb_regno_last_def_find, df_find_def, df_reg_used): New
31996         declarations.
31997         * flags.h (flag_modulo_sched): New flag.
31998         * opts.c (common_handle_option): Handle modulo-sched flag.
31999         * params.def (max-sms-loop-number, sms-max-ii-factor,
32000         sms-dfa-history, sms-loop-average-count-threshold): New
32001         parameters.
32002         * params.h (MAX_SMS_LOOP_NUMBER, SMS_MAX_II_FACTOR,
32003         SMS_DFA_HISTORY, SMS_LOOP_AVERAGE_COUNT_THRESHOLD): New
32004         parameters.
32005         * passes.c ("sms", "sms-vcg"): New dumps.
32006         (rest_of_handle_sched): Call sms_schedule.
32007         * rtl.h (sms_schedule): New declaration.
32008         * timevar.def (TV_SMS): New.
32009         * toplev.c (flag_modulo_sched): Initialize.
32010         (f_options): Handle -fmodulo-sched option.
32011         * docs/invoke.texi: Document -fmodulo-sched & -dm options.
32012         * docs/passes.texi: Document new SMS pass.
32014 2004-05-25  Paolo Bonzini  <bonzini@gnu.org>
32016         * Makefile.in (OBJS): Add rtlhooks.o.
32017         (rtlanal.o): Depend on function.h.
32018         (cse.o): Depend on rtlhooks-def.h.
32019         (combine.o): Depend on rtlhooks-def.h.
32020         (rtlhooks.o): New rule.
32021         * combine.c: Include rtlhooks-def.h.
32022         (nonzero_bits, cached_nonzero_bits, nonzero_bits1,
32023         num_sign_bit_copies, cached_num_sign_bit_copies,
32024         num_sign_bit_copies1): Move most of the code to rtlanal.c.
32025         (reg_nonzero_bits_for_combine,
32026         reg_num_sign_bit_copies_for_combine): New functions holding
32027         the remnants of the above.
32028         (combine_rtl_hooks): New.
32029         (combine_instructions): Set rtl_hooks instead of gen_lowpart.
32030         * cse.c: Include rtlhooks-def.h.
32031         (cse_rtl_hooks): New.
32032         (cse_main): Set rtl_hooks instead of gen_lowpart.
32033         * emit-rtl.c (gen_lowpart): Remove.
32034         (gen_lowpart_general): Move to rtlhooks.c.
32035         * rtl.h (nonzero_bits, num_sign_bit_copies,
32036         struct rtl_hooks, rtl_hooks, general_rtl_hooks): New.
32037         (gen_lowpart_general): Remove.
32038         (gen_lowpart): Temporarily redefine as a macro.
32039         * rtlanal.c: Include function.h.
32040         (nonzero_bits, cached_nonzero_bits, nonzero_bits1,
32041         num_sign_bit_copies, cached_num_sign_bit_copies,
32042         num_sign_bit_copies1): New, from combine.c.
32043         * rtlhooks.c: New file.
32044         * rtlhooks-def.h: New file.
32046 2004-05-25  Svein E. Seldal  <Svein.Seldal@solidas.com>
32048         * config/avr/avr.h (LONG_LONG_TYPE_SIZE): Changed long long type
32049         to support 32-bit -mint8 mode.
32051         * doc/invoke.texi (-mint8): Added documentation for the -mint8
32052         option in the AVR architecture.
32054 2004-05-24  Mike Stump  <mrs@apple.com>
32056         * doc/install.texi: Document that dejagnu 1.4.4 is required.
32058 2004-05-24  Joseph S. Myers  <jsm@polyomino.org.uk>
32060         * intl.h (open_quote, close_quote): New.
32061         * intl.c (open_quote, close_quote): New.
32062         (gcc_init_libintl): Set them.
32063         * pretty-print.c: Include "intl.h".
32064         (pp_base_format_text): Support 'q' format flag and %` and %'
32065         formats.  Use ' instead of ` in comments.
32066         * c-format.c (gcc_diag_flag_specs, gcc_cxxdiag_flag_specs,
32067         gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table,
32068         foramt_types_orig): Describe these new formats.
32069         (decode_format_attr, check_function_format,
32070         check_format_info_main): Use these new formats.
32071         (status_warning): Use ATTRIBUTE_GCC_DIAG.
32072         * toplev.c (ATTRIBUTE_GCC_DIAG): Increase required GCC version to
32073         check these formats to 3.5.
32075 2004-05-24  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
32077         * Makefile.in (CPPLIBS): Renamed to CPPLIB.
32078         (BACKEND): Reflect this.
32079         (LIBDEPS): Move CPPLIB before LIBIBERTY.
32080         (LIBS): Likewise.
32082 2004-05-24  Ulrich Weigand  <uweigand@de.ibm.com>
32084         PR tree-optimization/14197
32085         * builtins.c: Include "tree-gimple.h"
32086         (readonly_data_expr): Use get_base_address.  Make sure to call
32087         decl_readonly_section only on trees it can handle.
32088         * tree-gimple.c (get_base_address): Accept STRING_CST and
32089         CONSTRUCTOR expressions.
32090         * Makefile.in: Update dependencies.
32092 2004-05-23  Paolo Bonzini  <bonzini@gnu.org>
32094         Move libcpp to the toplevel.
32095         * Makefile.in: Remove references to libcpp files,
32096         use CPPLIBS instead of libcpp.a.  Define SYMTAB_H
32097         and change hashtable.h to that.
32098         * aclocal.m4 (gcc_AC_HEADER_STDBOOL,
32099         gcc_AC_HEADER_STRING, gcc_AC_C__BOOL): Remove.
32100         * configure.ac (gcc_AC_C__BOOL, HAVE_UCHAR): Remove tests.
32101         * configure: Regenerate.
32102         * config.in: Regenerate.
32103         * c-ppoutput.c: Include ../libcpp/internal.h instead of cpphash.h.
32104         * cppcharset.c: Removed.
32105         * cpperror.c: Removed.
32106         * cppexp.c: Removed.
32107         * cppfiles.c: Removed.
32108         * cpphash.c: Removed.
32109         * cpphash.h: Removed.
32110         * cppinit.c: Removed.
32111         * cpplex.c: Removed.
32112         * cpplib.c: Removed.
32113         * cpplib.h: Removed.
32114         * cppmacro.c: Removed.
32115         * cpppch.c: Removed.
32116         * cpptrad.c: Removed.
32117         * cppucnid.h: Removed.
32118         * cppucnid.pl: Removed.
32119         * cppucnid.tab: Removed.
32120         * hashtable.c: Removed.
32121         * hashtable.h: Removed.
32122         * line-map.c: Removed.
32123         * line-map.h: Removed.
32124         * mkdeps.c: Removed.
32125         * mkdeps.h: Removed.
32126         * stringpool.h: Include symtab.h instead of hashtable.h.
32127         * tree.h: Include symtab.h instead of hashtable.h.
32128         * system.h (O_NONBLOCK, O_NOCTTY): Do not define.
32130 2004-05-23 Paolo Bonzini <bonzini@gnu.org>
32132         * gcc.c (struct prefix_list): Add forward declaration.
32133         (do_spec_path): New function, extracted from...
32134         (do_spec_1) <'D'>: ... here.  Drop support for
32135         SPACE_AFTER_L_OPTION.
32136         (do_spec_1) <'I'>: Use do_spec_path.
32137         (process_command): Do not store the 'include' suffix
32138         in include_prefixes.
32139         * system.h: Poison SPACE_AFTER_L_OPTION.
32141 2002-05-23  Roger Sayle  <roger@eyesopen.com>
32143         * fold-const.c (non_lvalue): Explicitly list the tree codes that
32144         need to be wrapped by NON_LVALUE_EXPR, instead of those that don't.
32146 2004-05-23  Joseph S. Myers  <jsm@polyomino.org.uk>
32148         * doc/gcc.texi, doc/gccint.texi, doc/include/gcc-common.texi:
32149         Update based on printed manual.  Enable setting of offsets for
32150         FSFPRINT and move it to gcc-common.texi.
32151         * doc/gcc.texi: Update FSF printing details.
32152         * doc/gccint.texi: Remove FSF printing details.
32154 2004-05-23  Andrew Pinski  <pinskia@physics.uc.edu>
32156         * config/rs6000/t-rs6000: Remove the disabling -Werror.
32158 2004-05-22  Roger Sayle  <roger@eyesopen.com>
32160         * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
32161         expand_builtin_strrchr, expand_builtin_strpbrk,
32162         expand_builtin_mempcpy, expand_builtin_memcmp,
32163         expand_builtin_strcmp, expand_builtin_strncmp,
32164         expand_builtin_strcat, std_expand_builtin_va_start,
32165         std_expand_builtin_va_arg, expand_builtin_va_copy,
32166         expand_builtin_signbit, fold_builtin_cabs,
32167         fold_builtin_logarithm, fold_builtin_mempcpy,
32168         fold_builtin_signbit, fold_builtin_isascii,
32169         fold_builtin_toascii, fold_builtin_isdigit,
32170         fold_builtin_1, build_function_call_expr,
32171         simplify_builtin_strchr, simplify_builtin_strrchr,
32172         simplify_builtin_strpbrk, simplify_builtin_strncpy,
32173         simplify_builtin_memcmp, simplify_builtin_strcmp,
32174         simplify_builtin_strncmp, simplify_builtin_strncat,
32175         simplify_builtin_strspn, simplify_builtin_strcspn,
32176         simplify_builtin_fputs, simplify_builtin_sprintf): Replace calls
32177         to build with calls to build2, build3 or omit_one_operand.
32179 2004-05-22  Richard Sandiford  <rsandifo@redhat.com>
32181         * config/mips/mips.c (mips_file_start): Emit a .gcc_compiled_longXX
32182         section when generating EABI code.
32184 2004-05-22  Andrew Pinski  <pinskia@physics.uc.edu>
32186         PR 15546
32187         * config/i386/i386.c (output_pic_addr_const <case SYMBOL_REF>):
32188         Call mark_decl_referenced on the SYMBOL_REF_DECL.
32190 2004-05-22  Andrew Pinski  <pinskia@physics.uc.edu>
32192         * c-common.c (c_common_truthvalue_conversion): Handle
32193         UNEQ_EXPR, UNLE_EXPR, UNGE_EXPR, UNLT_EXPR, UNGT_EXPR,
32194         ORDERED_EXPR, and UNORDERED_EXPR as comparison operators,
32195         i.e. set the type to truthvalue_type_node and return.
32197 2004-05-22  Zack Weinberg  <zack@codesourcery.com>
32199         * tree.h (struct tree_decl): Add possibly_inlined bit.
32200         (DECL_POSSIBLY_INLINED): New accessor macro.
32201         * cgraph.h: Remove declaration of cgraph_inline_hash.
32202         * cgraph.c: Remove definition of cgraph_inline_hash.
32203         (hash_node): Revert to hashing DECL_UID.
32204         (eq_node): Take two pointers to cgraph_node structures.
32205         Compare DECL_UIDs.
32206         (cgraph_remove_node): Pass the node directly to htab_find_slot.
32207         (cgraph_varpool_hash_node): Rename hash_varpool_node;
32208         hash on DECL_UID.
32209         (eq_cgraph_varpool_node): Rename eq_varpool_node; take two
32210         pointers to cgraph_varpool_node structures; compare DECL_UIDs.
32211         (cgraph_node): Allocate a temporary node on the stack, fill in
32212         its DECL field, and pass that to htab_find_slot.
32213         (cgraph_varpool_node): Likewise.
32214         (cgraph_function_possibly_inlined_p): If global info is ready,
32215         return the DECL_POSSIBLY_INLINED bit.
32216         * cgraphunit.c (cgraph_mark_inline_edge): Set DECL_POSSIBLY_INLINED
32217         instead of mucking with cgraph_inline_hash.
32219 2004-05-22  Joseph S. Myers  <jsm@polyomino.org.uk>
32221         * doc/contrib.texi: Add g77 contributors.
32223 2004-05-22  Richard Sandiford  <rsandifo@redhat.com>
32225         * calls.c (initialize_argument_information): Forbid sibcalls if a
32226         callee-copied argument is stored in the current function's frame.
32228 2004-05-22  Eric Christopher  <echristo@redhat.com>
32230         * fix-header.c (read_scan_file): Update for add_path change.
32232 2004-05-22  Ben Elliston  <bje@au.ibm.com>
32234         * c.opt (Wmissing-include-dirs): New.
32235         * c-opts.c (c_common_handle_option): Pass true for user_supplied_p
32236         to add_path () for -I, but false for OPT_idirafter, OPT_iquote and
32237         OPT_isystem. Handle case OPT_Wmissing_include_dirs.
32238         * c-incpath.h (add_path): Add fourth (bool) argument.
32239         * c-incpath.c (add_env_var_paths): Pass false to add_path ().
32240         (add_standard_paths): Likewise.
32241         (remove_duplicates) [REASON_NOENT]: Warn if -Wmissing-include-dirs
32242         is used and the directory was user-supplied via -I.
32243         (add_path): Set p->user_supplied_p.  Remove duplicated code by
32244         using add_cpp_dir_path ().
32245         * cpplib.h (struct cpp_options): Add warn_missing_include_dirs.
32246         (struct cpp_dir): Add user_supplied_p.
32247         * doc/invoke.texi (Warning Options): Document new option.
32249 2004-05-21  Ulrich Weigand  <uweigand@de.ibm.com>
32251         * fold-const.c (fold_read_from_constant_string): Convert result to
32252         requested type.
32254 2004-05-21  Richard Henderson  <rth@redhat.com>
32256         * gimplify.c (mostly_copy_tree_r): Don't attempt to copy decls.
32257         (copy_if_shared_r): Don't copy decls, types, constants, BINDs.
32258         Don't mark VA_ARG_EXPRs volatile here.
32259         (gimplify_modify_expr): Unshare TYPE_SIZE_UNIT.
32261 2004-05-21  Richard Henderson  <rth@redhat.com>
32263         * Makefile.in (tree-dump.o): Depend on tree-iterator.h.
32264         * tree-dump.c (dequeue_and_dump): Dump STATEMENT_LISTs.
32266 2004-05-21  Roger Sayle  <roger@eyesopen.com>
32268         * fold-const.c (fold, fold_relational_hi_lo,
32269         nondestructive_fold_binary_to_constant,
32270         fold_read_from_constant_string): Use fold_convert instead of convert.
32271         * builtins.c (simplify_builtin, simplify_builtin_strstr,
32272         simplify_builtin_strchr, simplify_builtin_strrchr,
32273         simplify_builtin_strpbrk): Use fold_convert instead of convert.
32275 2004-05-21  Diego Novillo  <dnovillo@redhat.com>
32277         * tree-flow-inline.h (num_immediate_uses): Don't abort if DF
32278         is NULL.
32280 2004-05-21  Jakub Jelinek  <jakub@redhat.com>
32282         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): If SPARC_BI_ARCH,
32283         override sparc.h definition.
32285 2004-05-20  Roger Sayle  <roger@eyesopen.com>
32287         * tree.c (array_type_nelts, save_expr, substitute_in_expr,
32288         get_unwidened, get_narrower): Replace build with build2.
32289         * fold-const.c (negate_expr, associate_trees, size_binop,
32290         fold_convert, eval_subst, omit_one_operand, invert_truthvalue,
32291         pedantic_omit_one_operand, distribute_bit_expr,
32292         make_bit_field_ref, optimize_bit_field_compare,
32293         decode_field_reference, range_binop, make_range,
32294         build_range_check, fold_range_test, fold_truthop,
32295         optimize_minmax_comparison, extract_muldiv_1,
32296         fold_binary_op_with_conditional_arg, fold_mathfn_compare,
32297         fold_inf_compare, fold_single_bit_test, fold,
32298         fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
32299         Likewise replace build with either build2 or build3.
32301 2004-05-20  Ian Lance Taylor  <ian@wasabisystems.com>
32303         * system.h: Poison NO_RECURSIVE_FUNCTION_CSE.
32304         * calls.c (prepare_call_address): Don't test
32305         NO_RECURSIVE_FUNCTION_CSE.
32306         * config/arc/arc.h (NO_RECURSIVE_FUNCTION_CSE): Don't define.
32307         * config/arm/arm.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32308         * config/avr/avr.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32309         * config/frv/frv.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32310         * config/i386/i386.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32311         * config/ip2k/ip2k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32312         * config/iq2000/iq2000.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32313         * config/m32r/m32r.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32314         * config/m68k/m68k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32315         * config/mcore/mcore.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32316         * config/mips/mips.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32317         * config/stormy16/stormy16.h (NO_RECURSIVE_FUNCTION_CSE):
32318         Likewise.
32319         * config/xtensa/xtensa.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32320         * config/sh/sh.h: Remove NO_RECURSIVE_FUNCTION_CSE comment.
32321         * doc/tm.texi (Costs): Remove documentation for
32322         NO_RECURSIVE_FUNCTION_CSE.
32324 2004-05-20  Paul Brook  <paul@codesourcery.com>
32326         * unwind-dw2-fde.c (get_cie_encoding): Handle dwarf3 CIE format.
32327         * unwind-dw2.c (extract_cie_info): Ditto.
32328         (_Unwind_FrameState): Change retaddr_column to word type.
32330 2004-05-20  Roger Sayle  <roger@eyesopen.com>
32332         PR middle-end/3074
32333         * fold-const.c (strip_compound_expr): Delete function.
32334         (count_cond): Delete function.
32335         (fold_binary_op_with_conditional_arg): Only perform transformations
32336         "a + (b?c:d) -> b ? a+c : a+d" and "(b?c:d) + a -> b ? c+a : d+a"
32337         when a is constant.  This greatly simplifies this routine.
32339         * tree.c (saved_expr_p): Delete function.
32340         * tree.h (saved_expr_p): Delete function prototype.
32342 2004-05-20  Andrew Pinski  <pinskia@physics.uc.edu>
32344         * common.opt (ftree-loop-optimize): Remove.
32346 2004-05-20  Daniel Jacobowitz  <dan@debian.org>
32348         * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET)
32349         (NM_FOR_TARGET): Use := and $(shell).
32350         (mainversion): Remove unused variable.
32352 2004-05-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
32354         * reorg.c (delete_from_delay_slot): If we have a barrier after the
32355         sequence containing the insn to be deleted, always reemit it.
32357 2004-05-20  Richard Henderson  <rth@redhat.com>
32359         PR 15454
32360         * tree-nested.c (get_chain_decl): Create a PARM_DECL by hand.
32361         * function.c (expand_function_start): Expand static_chain_decl by hand.
32362         * gimplify.c (create_tmp_var_name): Export.
32363         * tree-gimple.h (create_tmp_var_name): Declare.
32365 2004-05-20  Andrew Pinski  <pinskia@physics.uc.edu>
32367         * rs6000.c (print_operand) <case 'z'>: Call
32368         mark_decl_referenced before assemble_name.
32370 2004-05-20  Zack Weinberg  <zack@codesourcery.com>
32372         * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
32373         (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
32374         (cgraph_varpool_node): Hash on the pointer to the decl, not
32375         the DECL_UID.  Fixes 64-bit bootstrap failure.
32377 2004-05-20  Richard Earnshaw <rearnsha@arm.com>
32379         * arm.md (ite_ne_zeroextractsi, ite_ne_zeroextractsi_shifted): Ensure
32380         we don't earlyclobber operands used in the second insn.
32382 2004-05-20  Steven Bosscher  <stevenb@suse.de>
32384         * tree-mudflap.c: Formatting fixes.
32386 2004-05-20  J"orn Rennecke <joern.rennecke@superh.com>
32388         * Makefile.in (GTFILES): Add $(srcdir)/reload.h.
32389         * gengtype.c (open_base_files): Include reload.h in ifiles.
32390         * reload.h (reg_equiv_memory_loc_varray): Declare.
32391         * reload1.c (reg_equiv_memory_loc_varray): New variable.
32392         (init_reload): Initialize it.
32393         (reload): Instead of freeing reg_equiv_memory_loc, 'grow'
32394         reg_equiv_memory_loc_varray to size 0.
32395         * ra.c (reg_alloc): Allocate reg_equiv_memory_loc by
32396         growing reg_equiv_memory_loc_varray to the desired size.
32397         * passes.c (rest_of_handle_old_regalloc): Likewise.
32398         * reload.c: Amend comment on calling init_reload.
32400 2004-05-20  Nick Clifton  <nickc@redhat.com>
32402         * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Replace 'tramp'
32403         with 'TRAMP' in the body of the macro definition.
32405 2004-05-19  H.J. Lu  <hongjiu.lu@intel.com>
32407         PR target/15383
32408         * config/ia64/ia64.c (ia64_expand_compare): Don't check
32409         TARGET_HPUX for TFmode compare. Abort if op0 is in TFmode and
32410         cmptf_libfunc isn't set.
32411         (ia64_init_libfuncs): Rename TFmode libfuncs using the HPUX
32412         conventions.
32413         (ia64_sysv4_init_libfuncs): New.
32415         * config/ia64/sysv4.h (TARGET_INIT_LIBFUNCS): New. Defined as
32416         ia64_sysv4_init_libfuncs.
32418 2004-05-20  Falk Hueffner  <falk@debian.org>
32420         PR other/15526
32421         * libgcc2.c (__mulvsi3): Fix overflow test.
32423 2004-05-19  Andrew Pinski  <pinskia@physics.uc.edu>
32425         PR c/14171
32426         * reg-stack.c (nan): Rename to ...
32427         (not_a_num): Here.
32428         (reg_to_stack): Rename nan to not_a_num.
32429         (subst_stack_regs_pat): Likewise.
32430         (convert_regs_entry): Likewise.
32431         (convert_regs_1): Likewise.
32433         * tree-cfg.c (find_case_label_for_value): Replace call to
32434         simple_cst_equal with tree_int_cst_equal.
32436 2004-05-19  Jeff Law <law@redhat.com>
32438         * tree-into-ssa.c (prepare_operand_for_rename): New argument is_use.
32439         If the operand is for a use, then strip away the SSA_NAME, do not
32440         strip away the SSA_NAME for a set.  Never call release_ssa_name.
32441         (mark_def_sites): Appropriately pass additional argument to
32442         prepare_operand_for_rename.  If a VDEF_RESULT is not an SSA_NAME,
32443         then set the VDEF_RESULT to the VDEF_OP.
32444         (set_def_block): Strip away any SSA_NAME to get to the real
32445         underlying variable.
32447         * tree-ssa-phiopt.c (value_replacement): Handle the case where
32448         the desired edge out of COND_BLOCK reaches OTHER_BLOCK rather than
32449         BB directly.
32451 2004-05-19  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
32453         PR c++/15463
32454         * loop-iv.c (iv_number_of_iterations):  Use trunc_int_for_mode on
32455         result of inverse.
32457         PR rtl-optimization/15274
32458         * loop-iv.c (determine_max_iter, shorten_into_mode,
32459         iv_number_of_iterations): Handle constants correctly.
32460         * rtl.h (get_mode_bounds): Declaration changed.
32461         * stor-layout.c (get_mode_bounds): Return a constant suitable for
32462         the target mode.
32464         PR rtl-optimization/14692
32465         * loop-unswitch.c (may_unswitch_on): Try folding the result.
32466         (unswitch_single_loop): Work correctly when may_unswitch_on
32467         returns a folded constant.
32469         * loop-iv.c (implies_p): Handle A < B ==> A + 1 <= B.
32470         * simplify-rtx.c (simplify_const_relational_operation): Optimize
32471         comparisons with mode bounds.
32473         * function.c (struct temp_slot): Add new field prev.
32474         (free_after_compilation, init_temp_slots): Free new fields.
32475         (cut_slot_from_list, insert_slot_to_list,
32476         temp_slots_at_level, max_slot_level, move_slot_to_level,
32477         make_slot_available): New functions.
32478         (assign_stack_temp_for_type, combine_temp_slots,
32479         find_temp_slot_from_address, preserve_temp_slots,
32480         preserve_rtl_expr_result, free_temp_slots,
32481         free_temps_for_rtl_expr, pop_temp_slots): Work with
32482         the new structure of lists.
32483         (mark_all_temps_used): Removed.
32484         * function.h (struct function): Field x_temp_slots
32485         replaced by x_used_temp_slots and x_avail_temp_slots.
32486         (temp_slots): Replaced by ...
32487         (used_temp_slots, avail_temp_slots): New.
32488         * tree.h (mark_all_temps_used): Declaration removed.
32490         * loop-iv.c (mark_single_set, get_biv_step_1, iv_analyze,
32491         simplify_using_assignment): Take the expression out of
32492         the expr_list wrapper.
32494         * loop-iv.c (iv_number_of_iterations): Improve clasification of
32495         infinite loops.
32497 2004-05-19  Roger Sayle  <roger@eyesopen.com>
32499         * doc/tm.texi (TARGET_RTX_COSTS): Document that instruction
32500         costs should be based on code size when optimizing for size.
32502 2004-05-19  Paolo Bonzini  <bonzini@gnu.org>
32504         * fold-const.c: Remove non-printable character 160.
32506 2004-05-19  Nick Clifton  <nickc@redhat.com>
32508         * doc/invoke.texi (ARM Options): Fix typo.
32509         Remove descrption of -mshort-load-bytes and
32510         -mno-short-load-bytes.
32512         * config/ip2k/ip2k.c (ip2k_composite_xexp_not_uses_reg_p): Add
32513         missing parenthesis.
32514         * config/ip2k/ip2k.c (ip2k_unary_operator): Likewise.
32515         * config/ip2k/ip2k.c (ip2k_binary_operator): Likewise.
32517 2004-05-19  Steven Bosscher  <stevenb@suse.de>
32519         * expr.c (store_constructor): Build loop start and end by hand
32520         instead of via loop functions from stmt.c.
32521         (expand_expr_real_1): Abort if we see an EXIT_EXPR or a LOOP_EXPR.
32522         Remove the code to expand them.
32524         * stmt.c (loop_stack): Remove this and everything related.
32525         (struct nesting, enum nesting_desc): Update.
32526         (expand_fixup): Likewise.
32527         (expand_loop_start, expand_start_loop_continue_elsewhere,
32528         expand_start_null_loop, expand_loop_continue_here, expand_end_loop,
32529         expand_end_null_loop, expand_continue_loop, expand_exit_loop,
32530         expand_exit_loop_if_false, expand_exit_loop_top_cond,
32531         expand_exit_something): Remove.
32532         * tree.h: Remove prototypes.
32534 2004-05-18  Mike Stump  <mrs@apple.com>
32535             Devang Patel  <dpatel@apple.com>
32537         * doc/tm.texi (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument to indicate
32538         if this label is for eh.
32539         * config/darwin-protos.h (darwin_emit_unwind_label): Likewise.
32540         * config/darwin.c (darwin_emit_unwind_label): Likewise.
32541         * dwarf2out.c (output_call_frame_info): Likewise.
32542         * output.h (default_emit_unwind_label): Likewise.
32543         * target.h (unwind_label): Likewise.
32544         * varasm.c (default_emit_unwind_label): Likewise.
32546         * config/darwin.h (DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
32547         DEBUG_FRAME_SECTION, DEBUG_INFO_SECTION, DEBUG_ABBREV_SECTION,
32548         DEBUG_ARANGES_SECTION, DEBUG_MACINFO_SECTION, DEBUG_LINE_SECTION,
32549         DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_STR_SECTION,
32550         DEBUG_RANGES_SECTION): Define.
32552 2004-05-18  Zack Weinberg  <zack@codesourcery.com>
32554         * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
32555         (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
32556         (cgraph_varpool_node):
32557         Use DECL_UID for the key, not DECL_ASSEMBLER_NAME.
32558         (cgraph_function_possibly_inlined_p): Use the decl itself for
32559         the key, not DECL_ASSEMBLER_NAME.
32560         (change_decl_assembler_name): No need to muck with the hash tables.
32561         (cgraph_node_for_identifier, cgraph_varpool_node_for_identifier):
32562         Delete.
32563         * cgraphunit.c (cgraph_mark_inline_edge): Use the decl itself
32564         for the key, not DECL_ASSEMBLER_NAME.
32565         * cgraph.h: Remove prototypes of deleted functions.
32566         * varasm.c (mark_referenced): Just set TREE_SYMBOL_REFERENCED.
32567         (mark_decl_referenced): New function.
32568         * tree.h: Prototype mark_decl_referenced.
32569         * final.c (output_addr_const) <case SYMBOL_REF>: Call
32570         mark_decl_referenced before assemble_name.
32571         * c-decl.c (finish_decl): Use mark_decl_referenced.
32573 2004-05-18  Andrew Pinski  <pinskia@physics.uc.edu>
32574             Jeff Law <law@redhat.com>
32576         * tree-ssa-phiopt.c (abs_replacement): New function.
32577         (empty_block_p): New function extracted from...
32578         (candidate_bb_for_phi_optimization): Break out empty block test.
32579         (conditional_replacement): Use empty_block_p.
32580         (value_replacement): Similarly.
32582         * Makefile.in (tree-ssa-phiopt.o): Depends on flags.h.
32583         * tree-ssa-phiopt.c: Include flags.h.
32584         (conditional_replacement): Remove argument names from prototype.
32585         Minor formatting and comment fixes.
32586         (tree_ssa_phiopt): If conditional_replacement returns false, then
32587         call value_replacement.
32588         (value_replacement): New function.
32590 2004-05-18  Jeff Law  <law@redhat.com>
32592         * tree-ssa-phiopt.c (replace_phi_with_stmt): New function extracted
32593         from conditional_replacement.
32594         (candidate_bb_for_phi_optimization): Similarly.
32595         (conditional_replacement): Use replace_phi_with_stmt and
32596         candidate_bb_for_phi_optimization.
32598         * tree-ssa-phiopt.c: Fix various formatting issues.
32600 2004-05-18  Steven Bosscher  <stevenb@suse.de>
32602         * config/s390/s390.c (s390_expand_movstr, s390_expand_clrstr,
32603         s390_expand_cmpmem): Do not use expand_start_loop and
32604         expand_end_loop, instead build the loop manually.
32606 2004-05-18  Alan Modra  <amodra@bigpond.net.au>
32608         * config/rs6000/rs6000.md (ctrsi_internal3): Delete.
32609         (ctrsi_internal4, ctrdi_internal3, ctrdi_internal4): Delete.
32611 2004-05-17  Jeff Law  <law@redhat.com>
32613         * toplev.h (flag_delete_null_pointer_checks): Move from here to...
32614         * flags.h (flag_delete_null_pointer_checks): Here.
32615         * tree-flow.h (cprop_into_successor_phis): Add argument to prototype.
32616         * tree-phinodes.c (resize_phi_node): Initialize PHI_ARG_NONZERO.
32617         (add_phi_arg, remove_phi_arg_num): Similarly.
32618         * tree-ssa-copy.c (cprop_into_successor_phis): Propagate nonzero
32619         property into PHI nodes.
32620         * tree-ssa-dom.c: Remove redundant inclusion of flags.h.
32621         (record_equivalences_from_phis): If all PHI arguments are known to be
32622         nonzero, then the result must be nonzero as well.
32623         (cprop_into_phis): Pass nonzero_vars bitmap to cprop_into_successor_phis.
32624         (record_equivalences_from_stmt): Check flag_delete_null_pointer_checks
32625         appropriately.  Walk the USE-DEF chains and propagate nonzero property
32626         as appropriate.
32627         * tree.h (PHI_ARG_NONZERO): Define.
32628         (phi_arg_d): Add nonzero flag.
32630 2004-05-17  Zack Weinberg  <zack@codesourcery.com>
32632         * f: Entire directory removed
32634         * c-common.h (CTI_G77_INTEGER_TYPE, CTI_G77_UINTEGER_TYPE)
32635         (CTI_G77_LONGINT_TYPE, CTI_G77_ULONGINT_TYPE)
32636         (g77_integer_type_node, g77_uinteger_type_node)
32637         (g77_longint_type_node, or g77_ulongint_type_node): Delete.
32638         * c-common.c (c_common_nodes_and_builtins): Do not initialize
32639         the above set of variables.
32641         * config/i386/uwin.h: No need to define WIN32_UWIN_TARGET.
32642         * doc/invoke.texi, doc/standards.texi: Remove cross-references
32643         to g77 manual.
32645 2004-05-17  Steven Bosscher  <stevenb@suse.de>
32647         PR tree-optimization/15438
32648         * tree-ssa-operands.c (get_expr_operands): Do not treat malloc
32649         attributed functions as pure or const.
32651 2004-05-17  Frank Ch. Eigler  <fche@redhat.com>
32653         * tree-mudflap.c (mx_register_decls): Tolerate decl trees resulting
32654         from source code with errors.
32656 2004-05-17  Ranjit Mathew  <rmathew@hotmail.com>
32658         Enable tree browser for all front ends.
32659         * Makefile.in (cc1): Moved @TREEBROWSER@ from here...
32660         (BACKEND): ...to here.
32662 2004-05-17  Jan Hubicka  <jh@suse.cz>
32664         * i386.c (construct_container): Do not produce BLKmode registers.
32665         (classify_argument): Properly compute alignment of complex types.
32667 2004-05-17  H.J. Lu  <hongjiu.lu@intel.com>
32669         PR target/15084
32670         * config/i386/i386.md (*movsi_insv_1_rex64): Changed to DImode
32671         and renamed to movdi_insv_1_rex64.
32672         (insv): Support SImode for 32bit and DImode for 64bit.
32674 2004-05-17  Richard Sandiford  <rsandifo@redhat.com>
32676         * config/mips/mips.h (MASK_DEBUG_G, TARGET_DEBUG_G_MODE): Delete.
32677         (TARGET_SWITCHES): Remove debugg.
32678         * config/mips/mips.md (adddi3, ashldi3, ashrdi3, lshrdi3): Only handle
32679         TARGET_64BIT.
32680         (subdi3): Replace the define_expand with a define_insn, the latter
32681         renamed from subdi3_internal_3.
32682         (negdi2): Likewise negdi2_internal_2.
32683         (adddi3_internal_[12], subdi3_internal, ashldi3_internal{,2,3})
32684         (ashrdi3_internal{,2,3}, lshrdi3_internal{,2,3}): Remove patterns
32685         and associated define_splits.
32686         (adddi3_internal): Renamed from adddi3_internal_3.
32687         (ashldi3_internal): Likewise ashldi3_internal4.
32688         (ashrdi3_internal): Likewise ashrdi3_internal4.
32689         (lshrdi3_internal): Likewise lshrdi3_internal4.
32691 2004-05-17  Richard Sandiford  <rsandifo@redhat.com>
32693         * optabs.c (expand_unop): Try implementing negation using subtraction
32694         from zero.
32696 2004-05-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
32698         * pa.md:  Fix typo from last change.  Remove DFmode move to and from
32699         SAR register.
32701 2004-05-16  Richard Earnshaw  <rearnsha@arm.com>
32703         PR target/10982
32704         * arm.md (ne_zeroextractsi): Convert to insn-and-split.
32705         (ne_zeroextractsi_shifted): New pattern.
32706         (ite_ne_zeroextractsi): New pattern.
32707         (ite_ne_zeroextractsi_shifted): New pattern.
32709 2004-05-15  Steven Bosscher  <stevenb@suse.de>
32711         * c-gimplify.c (c_genericize):
32712         Replace calls via (*lang_hooks.foo) with lang_hooks.foo.
32713         * c-parse.in <expr_no_commas>: Likewise.
32714         <if_prefix>: Likewise.
32715         <select_or_iter_stmt>: Likewise.
32716         * expr.c (expand_var, expand_expr_real_1): Likewise.
32717         * expr.h (expand_expr): Make it a static inline function.
32718         Move prototype for expand_expr_real up before this.
32719         * fold-const.c (fold_relational_hi_lo, fold_relational_const):
32720         Likewise.
32721         * gimplify.c (gimple_boolify, gimplify_addr_expr,
32722         gimplify_asm_expr, gimplify_expr): Likewise.
32723         * tree-cfg.c (dump_tree_cfg, dump_cfg_stats, tree_cfg2vcg,
32724         dump_function_to_file): Likewise.
32725         * tree-dfa.c (dump_immediate_uses, dump_dfa_stats): Likewise.
32726         * tree-inline.c (remap_block, save_body, walk_tree): Likewise.
32727         * tree-into-ssa.c (dump_tree_ssa): Likewise.
32728         * tree-mudflap.c (mf_varname_tree, mf_file_function_line_tree):
32729         Likewise.
32730         * tree-optimize.c (execute_one_pass): Likewise.
32731         * tree-pretty-print.c (dump_generic_bb_buff): Likewise.
32732         * tree-ssa-alias.c (dump_alias_stats, dump_alias_info): Likewise.
32734         * objc/objc-act.c (objc_build_try_enter_fragment,
32735         objc_build_try_epilogue, objc_build_catch_stmt,
32736         objc_build_finally_prologue): Replace calls via (*lang_hooks.foo)
32737         with lang_hooks.foo ().
32739 2004-05-15  Roger Sayle  <roger@eyesopen.com>
32741         * builtins.c (simplify_builtin_strcpy): Avoid use of chainon, so
32742         that simplify_builtin doesn't destructively modify its argument.
32744 2004-05-15  Richard Earnshaw  <reanrsha@arm.com>
32746         * arm/lib1funcs.asm (_lshrdi3, _ashrdi3, _ashldi3): Add ASM
32747         implementations for ARM and Thumb.
32748         * arm/t-arm-elf (LIB1ASMFUNCS): Use them.
32750 2004-05-15  Thomas Quinot  <quinot@act-europe.fr>
32752         * prefix.c (update_path): Replace PREFIX with KEY only
32753         when it matches a full directory name in PATH.
32755 2004-05-15  Richard Earnshaw  <reanrsha@arm.com>
32757         * arm.h (TARGET_APCS_32): Delete.
32758         (TARGET_MMU_TRAPS): Delete.
32759         (TARGET_CPU_CPP_BUILTINS): Unconditionally define __APCS_32__.  Never
32760         define __APCS_26__.
32761         (CPP_SPEC): Remove checking of -mapcs-{26,32}.
32762         (ARM_FLAG_APCS_32, ARM_FLAG_MMU_TRAPS): Delete.
32763         (TARGET_SWITCHES): Remove alignment_traps and apcs-{26,32} switches.
32764         (prog_mode_type): Delete.
32765         (PROMOTE_MODE): Always promote unsigned for HImode.
32766         (SECONDARY_INPUT_RELOAD_CLASS): Simplify.
32767         (MASK_RETURN_ADDR): Simplify.
32768         * arm.c (arm_prgmode): Delete.
32769         (arm_override_options, arm_gen_rotated_half_load): Simplify.
32770         (print_multi_reg, output_return_instruction): Simplify.
32771         (arm_output_epilogue, arm_final_prescan_insn): Simplify.
32772         (arm_return_addr): Simplify.
32773         * arm.md (prog_mode): Delete.
32774         (conds): Simplify.
32775         (zero_extendhisi2, extendhisi2, movhi, movhi_bytes): Simplify.
32776         (rotated_loadsi, movhi_insn_littleend, movhi_insn_bigend): Delete.
32777         (loadhi_si_bigend, loadhi_preinc, loadhi_shiftpreinc): Delete.
32778         (loadhi_shiftpredec): Delete.
32779         (peephole for post-increment on HImode load): Delete.
32780         * arm/crtn.asm: (FUNC_END): Simplify.
32781         * arm/lib1funcs.asm: Remove APCS-26 return macros.
32782         * arm/aof.h, arm/coff.h arm/elf.h arm/linux-elf.h arm/netbsd-elf.h
32783         * arm/netbsd.h arm/pe.h arm/semi.h arm/semiaof.h arm/unknown-elf.h
32784         * arm/vxworks.h arm/wince-pe.h: Tidy TARGET_DEFAULTS and
32785         MULTILIB_DEFAULTS as required.
32786         * arm/t-arm-elf arm/t-linux arm/t-pe arm/t-semi arm/t-wince-pe
32787         * arm/t-xscale-coff arm/t-xscale-elf arm/uclinux-elf: Tidy MULTILIB
32788         variables as required.
32789         * doc/invoke.texi (ARM Options): Remove obsolete flags.
32791 2004-05-15  Alan Modra  <amodra@bigpond.net.au>
32793         * config/rs6000/rs6000.c (rs6000_va_arg <ABI_V4>): Don't use
32794         UNITS_PER_WORD to calculate gpr size.  Re-instate code to set reg
32795         count to 8 to handle n_reg > 2.
32797 2004-05-15  Joseph S. Myers  <jsm@polyomino.org.uk>
32799         * doc/extend.texi: Update WG14 URL.
32801 2004-05-15  Steven Bosscher  <stevenb@suse.de>
32803         * basic-block.h (life_analysis, delete_noop_moves):
32804         Update prototypes.
32805         * bt-load.c (branch_target_load_optimize): Don't take the
32806         insns stream as an argument.  Update the life_analysis calls.
32807         * combine.c (combine_instructions): Update delete_noop_moves
32808         calls.
32809         * flow.c (notice_stack_pointer_modification): Don't take the
32810         insns stream as an argument.  Work on the flow graph.
32811         (life_analysis): Likewise.
32812         (delete_noop_moves): Likewise.
32813         * passes.c (rest_of_handle_stack_regs): Update reg_to_stack call.
32814         (rest_of_handle_life): Update life_analysis call.
32815         (rest_of_compilation): Likewise, and also update
32816         branch_target_load_optimize call.
32817         * ra.c (reg_alloc): Update life_analysis call.
32818         * reg-stack.c (reg_to_stack): Likewise.  Also, don't take
32819         the insns stream as an argument.
32820         * regrename.c (copyprop_hardreg_forward): Update delete_noop_moves
32821         call.
32822         * rtl.c (branch_target_load_optimize, reg_to_stack): Update
32823         prototypes.
32824         * value-profile.c (branch_prob): Update life_analysis call.
32825         * web.c (web_main): Work on the CFG, not on the insns stream.
32827         * config/ip2k/ip2k.c (ip2k_reorg): Update life_analysis calls.
32828         * config/m68hc11/m68hc11.c (m68hc11_reorg): Likewise.
32829         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
32831 2004-05-15  Joseph S. Myers  <jsm@polyomino.org.uk>
32833         PR c/15444
32834         * c-format.c (avoid_dollar_number): New function.
32835         (check_format_info_main): Call avoid_dollar_number when operand
32836         numbers might occur but has_operand_number == 0.
32838 2004-05-14  Richard Earnshaw  <rearnsha@arm.com>
32840         * arm.md (all peephole2 patterns): Use predicates that validate
32841         register classes as appropriate.
32843 2004-05-14  Steven Bosscher  <stevenb@suse.de>
32845         PR opt/14472
32846         * tree-tailcall.c (process_assignment): Use STRIP_NOPS to
32847         ignore type conversions that do not inhibit tail calling.
32848         (find_tail_calls): Likewise.
32850 2004-05-14  Jeff Law  <law@redhat.com>
32852         * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't even
32853         bother marking bypassed virtuals for out-of-ssa.  Instead merge
32854         bypassed virtuals into vars_to_rename just before into-ssa pass.
32856         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Reorganize
32857         so that it picks up more opportunities to eliminate ABS expressions
32858         or turn them into negations.
32860 2004-05-14  Steven Bosscher  <stevenb@suse.de>
32862         * passes.c (rest_of_handle_null_pointer): Remove.
32863         (rest_of_handle_cse): Don't call rest_of_handle_null_pointer.
32864         (rest_of_compilation): Likewise.
32865         * rtl.h (delete_null_pointer_checks): Remove prototype.
32866         * gcse.c (rd_kill, rd_gen, reaching_defs, rd_out, ae_in, ae_out):
32867         Remove declarations.
32868         (get_bitmap_width, alloc_rd_mem, free_rd_mem, handle_rd_kill_set,
32869         compute_kill_rd, compute_rd, alloc_avail_expr_mem,
32870         free_avail_expr_mem, compute_ae_gen, expr_killed_p, compute_ae_kill,
32871         expr_reaches_here_p, computing_insn, def_reaches_here_p,
32872         can_disregard_other_sets, handle_avail_expr, classic_gcse,
32873         one_classic_gcse_pass, invalidate_nonnull_info,
32874         delete_null_pointer_checks_1, delete_null_pointer_checks,
32875         expr_reached_here_p_work): Remove.
32876         (gcse_main): Do not perform classic GCSE when optimizing for size.
32877         (alloc_pre_mem, free_pre_mem): Don't touch ae_in and ae_out, they
32878         are never used.
32880 2004-05-14  Andrew Pinski  <pinskia@physics.uc.edu>
32882         PR optimization/14466
32883         * tree-complex.c (make_temp): Remove.
32884         (gimplify_val): Replace make_temp with make_rename_temp
32885         and add NULL as the second argument.
32886         (expand_complex_div_wide): Likewise.
32887         * tree-dfa.c (make_rename_temp): New function.
32888         * tree-flow.h (make_rename_temp): Declare.
32889         * tree-sra.c (make_temp): Remove.
32890         (lookup_scalar): Replace make_temp with make_rename_temp.
32891         (create_scalar_copies): Likewise.
32892         * tree-ssa-phiopt.c (conditional_replacement): When we
32893         get non gimple create a temporary variable to hold the
32894         casted expression.
32896 2004-05-14  Paul Brook  <paul@codesourcery.com>
32898         * stor-layout.c (update_alignment_for_field): Use
32899         targetm.align_anon_bitfield.
32900         * target-def.h (TARGET_ALIGN_ANON_BITFIELD): Define.
32901         (TARGET_INITIALIZER): Use it.
32902         * target.h (struct gcc_target): Add align_anon_bitfield.
32903         * config/arm/arm.c (arm_align_anon_bitfield):  New function.
32904         (TARGET_ALIGN_ANON_BITFIELD): Define.
32905         * doc/tm.texi: Document TARGET_ALIGN_ANON_BITFIELD.
32907 2004-05-13  Zack Weinberg  <zack@codesourcery.com>
32909         * tree.def (documentation): Remove mention of class 'b'.
32910         (BLOCK): Now in class 'x'.
32911         * c-common.c (verify_tree): Remove case 'b'.
32912         * c-typeck.c (same_translation_unit_p): Change 'b' to 'x'.
32913         * calls.c (calls_function_1): Control cannot get past the switch
32914         when exp is a BLOCK.
32915         * print-tree.c (print_node): Move code for class 'b' to the class
32916         'c'/'x' switch, as case BLOCK.
32917         * tree.c (tree_size, make_node_stat, tree_node_structure): Likewise.
32918         (unsafe_for_reeval, substitute_placeholder_in_expr)
32919         (stabilize_reference_1): Remove case 'b'.
32920         * tree-browser.c (browse_tree): Change all tests for TREE_CODE_CLASS
32921         of something being 'b' to tests for TREE_CODE of something being
32922         BLOCK.
32923         * tree-ssa-operands.c (get_expr_operands): Likewise.
32925 2004-05-13  Diego Novillo  <dnovillo@redhat.com>
32927         * tree-gimple.c: Rename from tree-simple.c.
32928         * tree-gimple.h: Rename from tree-simple.h.
32929         * c-gimplify.c: Rename from c-simplify.c
32930         * Makefile.in, c-decl.c, gimple-low.c, gimplify.c,
32931         langhooks.c, tree-alias-ander.c, tree-alias-common.c,
32932         tree-complex.c, tree-dfa.c, tree-flow.h, tree-inline.c,
32933         tree-into-ssa.c, tree-iterator.c, tree-mudflap.c,
32934         tree-nested.c, tree-nomudflap.c, tree-outof-ssa.c, tree-sra.c,
32935         tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-copyrename.c,
32936         tree-ssa-dce.c, tree-ssa-live.c, tree-ssa-pre.c, tree-ssa.c:
32937         Update.
32939 2004-05-14  Ranjit Mathew  <rmathew@hotmail.com>
32941         * doc/sourcebuild.texi: Mention libbanshee and libmudflap.
32943 2004-05-13  Andrew Pinski  <pinskia@physics.uc.edu>
32945         * tree-ssa.c (delete_tree_ssa): XFREE
32946         bitmaps allocated with BITMAP_XMALLOC.
32948         * tree-ssa-pre.c (execute_pre): Free ephi_use_pool and
32949         idfs_cache at the end of the function.
32951         * tree-ssa-live.c (calculate_live_on_entry): Free saw_def
32952         at the end of the function.
32954         * tree-ssa-dce.c (perform_tree_ssa_dce): Free
32955         el at the end of the function.
32957         * tree-into-ssa.c (insert_phi_nodes_for): XFREE
32958         bitmaps allocated with BITMAP_XMALLOC.
32960         * loop-unswitch.c (unswitch_single_loop): Free bbs at
32961         the end.
32963         * final.c (shorten_branches): Free uid_shuid before
32964         reallocating it.
32966         * bb-reoder.c (connect_traces): Free cold_traces at the end.
32968 2004-05-13  Jeff Law  <law@redhat.com>
32970         * tree-ssa-live.c (calculate_live_on_entry): Ignore virtual
32971         variables.  Simplify slightly by using USE_OP/DEF_OP instead
32972         of USE_OP_PTR/DEF_OP_PTR and dereferencing the result.
32974         * tree-into-ssa.c (compute_global_livein): Use EXECUTE_IF_SET_IN_BITMAP
32975         rather than iterating through the blocks testing each bit in
32976         livein to initialize the worklist.
32977         (mark_def_sites): Remove useless checks of KILLS for virtual
32978         operands.
32980         * tree-ssa-forwprop.c (record_single_argument_cond_exprs): Accept
32981         new parameters for the statement and variable worklist as well
32982         as a bitmap of interesting SSA_NAMEs.  Walk over the statement
32983         worklist recording interesting variables in the variable worklist
32984         and bitmap.  Handle casts between integral and boolean types.
32985         (substitute_single_use_vars): Accept new parameters for the statement
32986         and variable worklist.  When a substitution is made add a new
32987         entry to the statement worklist.  Handle casts between integral
32988         and boolean types.
32989         (tree_ssa_forward_propagate_single_use_vars): Rework to pass
32990         worklists to children.  Iterate until the statement worklist
32991         is empty.
32993 2004-05-13  Andrew Pinski  <pinskia@physics.uc.edu>
32995         * tree-outof-ssa.c (rewrite_vars_out_of_ssa): Free map at
32996         the end of the block.
32998         * tree-into-ssa.c (def_blocks_free): XFREE bitmaps allocated
32999         with BITMAP_XMALLOC.
33001         * tree-ssa-alias.c (delete_alias_info): XFREE bitmaps allocated
33002         with BITMAP_XMALLOC.
33004         * tree-ssa-dom.c (tree_ssa_dominator_optimize):
33005         Free nonzero_vars at the end of the function.
33007         * convert.c (convert_to_integer): Make a CONVERT_EXPR when there is a
33008         need to generate code instead of a NOP_EXPR.
33010 2004-05-13  Ian Lance Taylor  <ian@wasabisystems.com>
33012         * gcc.c (default_compilers): Fill out initializers for new Fortran
33013         entries.
33015 2004-05-13  Paul Brook  <paul@codesourcery.com>
33017         * config/arm/arm.h (PCC_BITFIELD_TYPE_MATTERS): Define.
33019 2004-05-13  Paul Brook  <paul@codesourcery.com>
33021         * config/arm/arm.c (arm_default_short_enums): New function.
33022         (TARGET_DEFAULT_SHORT_ENUMS): Define.
33024 2004-05-13  Diego Novillo  <dnovillo@redhat.com>
33026         Merge from tree-ssa-20020619-branch.
33028         * Makefile.in (reload1.o-warn): Add.
33029         (tree-alias-ander.o-warn): Add.
33030         (GMPLIBS): Define.
33031         (GMPINC): Define.
33032         (BANSHEELIB): Define.
33033         (BANSHEEINC): Define.
33034         (TREE_DUMP_H): Define.
33035         (TREE_SIMPLE_H): Define.
33036         (TREE_FLOW_H): Define.
33037         (LIBDEPS): Add BANSHEELIB.
33038         (INCLUDES): Add BANSHEEINC and GMPINC.
33039         (C_AND_OBJC_OBJS): Add c-simplify.o, tree-mudflap.o,
33040         c-mudflap.o and c-pretty-print.o.
33041         (C_OBJS): Remove c-pretty-print.o.
33042         (OBJS-common): Remove sibcall.o.
33043         Add tree-cfg.o, tree-dfa.o, tree-eh.o,
33044         tree-ssa.o, tree-optimize.o, tree-simple.o,
33045         tree-alias-type.o, gimplify.o, tree-pretty-print.o,
33046         tree-into-ssa.o, tree-outof-ssa.o, tree-alias-common.o,
33047         tree-ssa-ccp.o, @ANDER@, tree-ssa-dce.o, tree-ssa-copy.o,
33048         tree-nrv.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
33049         tree-ssa-live.o, tree-ssa-operands.o, tree-ssa-alias.o,
33050         tree-ssa-phiopt.o, tree-ssa-forwprop.o, tree-nested.o,
33051         tree-ssa-dse.o, tree-ssa-dom.o, domwalk.o,
33052         tree-tailcall.o, gimple-low.o, tree-iterator.o,
33053         tree-phinodes.o, tree-ssanames.o, tree-sra.o,
33054         tree-complex.o, tree-ssa-loop.o, rtl-profile.o and
33055         tree-profile.o.
33056         (OBJC-archive): Add tree-nomudflap.o.
33057         (cc1): Add dependency on @TREEBROWSER@.
33058         (c-decl.o): Add dependency on TREE_DUMP_H.
33059         (c-dump.o): Likewise.
33060         (c-common.o): Add dependency on tree-iterator.h
33061         (c-pretty-print.o): Add dependency on DIAGNOSTIC_H.
33062         (gtype-desc.o): Add dependency on TREE_FLOW_H.
33063         (tree.o): Add dependency on tree-iterator.h,
33064         BASIC_BLOCK_H and TREE_FLOW_H.
33065         (tree-dump.o): Depend on TREE_DUMP_H instead of tree-dump.h.
33066         (langhooks.o): Add dependency on TREE_SIMPLE_H.
33067         (tree-alias-type.o, tree-alias-ander.o,
33068         tree-alias-common.o, tree-ssa.o, tree-into-ssa.o,
33069         tree-outof-ssa.o, tree-ssa-dse.o, tree-ssa-forwprop.o,
33070         tree-ssa-phiopt.o, tree-nrv.o, tree-ssa-copy.o,
33071         tree-ssa-dom.o, tree-ssanames.o, tree-phinodes.o,
33072         domwalk.o, tree-ssa-live.o, tree-ssa-copyrename.o,
33073         tree-ssa-pre.o, tree-cfg.o, tree-tailcall.o,
33074         tree-nested.o, tree-iterator.o, tree-dfa.o,
33075         tree-ssa-operands.o, tree-eh.o, tree-ssa-loop.o,
33076         tree-ssa-alias.o, tree-optimize.o, c-simplify.o,
33077         gimplify.o, gimple-low.o, tree-browser.o, tree-simple.o,
33078         tree-mudflap.o, c-mudflap.o, tree-nomudflap.o,
33079         tree-pretty-print.o, tree-ssa-dce.o, tree-ssa-ccp.o,
33080         tree-sra.o, tree-complex.o, tree-profile.o,
33081         rtl-profile.o): New rules.
33082         (function.o): Add dependency on basic-block.h
33083         (expr.o): Add dependency on tree-iterator.h.
33084         (sibcall.o): Remove.
33085         (profile.o): Depend on TREE_FLOW_H instead of TREE_H.
33086         (cfg.o): Add dependency on TIMEVAR_H.
33087         (cfghooks.o): Add dependency on TREE_FLOW_H.
33088         (reg-stack.o): Add dependency on basic-block.h.
33089         (GTFILES): Add hwint.h, tree-mudflaph.c, tree-flow.h,
33090         c-objc-common.c, c-common.c, c-parse.in, tree-ssanames.c,
33091         tree-eh.c, tree-phinodes.c, tree-cfg.c, tree-dfa.c,
33092         tree-ssa-ccp.c, tree-iterator.c, gimplify.c,
33093         tree-alias-type.h, tree-alias-common.h,
33094         tree-alias-type.c, tree-alias-common.c,
33095         tree-ssa-operands.h, tree-ssa-operands.c, tree-profile.c,
33096         rtl-profile.c and tree-nested.c.
33097         (gt-tree-alias-common.h, gt-tree-mudflap.h,
33098         gt-tree-ssa-ccp.h, gt-tree-eh.h, gt-tree-ssanames.h,
33099         gt-tree-iterator.h, gt-gimplify.h, gt-tree-phinodes.h,
33100         gt-tree-cfg.h, gt-tree-nested.h): New rules.
33101         (TEXI_GCCINT_FILES): Add cfg.texi and tree-ssa.texi.
33102         * basic-block.h: Include predict.h
33103         (struct edge_def): Add GTY marker.
33104         Change field 'insns' to be a union of tree and rtx.
33105         (EDGE_TRUE_VALUE): Define.
33106         (EDGE_FALSE_VALUE): Define.
33107         (EDGE_EXECUTABLE): Define.
33108         (struct bb_ann_d): Forward declare.
33109         (struct basic_block_def): Add GTY marker.
33110         Remove fields head_tree and end_tree.
33111         Add fields stmt_list, rbi and tree_annotations.
33112         (struct reorder_block_def): Define.
33113         (basic_block_info): Add GTY marker.
33114         (ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Change to global
33115         variables instead of macros.
33116         (flow_call_edges_add): Remove declaration.
33117         (make_eh_edge): Remove declaration.
33118         (brief_dump_cfg, find_edge, tree_predicted_by_p,
33119         rtl_predicted_by_p, tree_predict_edge, rtl_predict_edge,
33120         predict_edge_def, rtl_make_eh_edge, find_basic_blocks,
33121         cleanup_cfg, delete_unreachable_blocks, merge_seq_blocks,
33122         alloc_rbi_pool, initialize_bb_rbi, free_rbi_pool): Declare.
33123         (try_redirect_by_replacing_jump): Modfiy return type to
33124         edge instead of bool.
33125         * bb-reorder.c (copy_bb): Call duplicate_block
33126         instead of cfg_layout_duplicate_bb.
33127         (copy_bb_p): Call can_duplicate_block_p instead of
33128         cfg_layout_can_duplicate_bb_p.
33129         * bitmap.c (bitmap_first_set_bit): Abort if word
33130         wasn't found.
33131         (bitmap_last_set_bit): Likewise.
33132         * builtin-types.def (DEF_FUNCTION_TYPE_2): Add
33133         (DEF_FUNCTION_TYPE_3): Add.
33134         * builtins.c (c_strlen): Make extern.
33135         (builtin_save_expr): New.
33136         (expand_builtin_nonlocal_goto): New.
33137         (expand_builtin_constant_p): Remove.
33138         (expand_builtin_mathfn): Call builtin_save_expr instead
33139         of save_expr.
33140         (expand_builtin_mathfn_2): Likewise.
33141         (expand_builtin_strcmp): Likewise.
33142         (expand_builtin_strncmp): Likewise.
33143         (expand_builtin_strcat): Likewise.
33144         (fold_builtin_cabs): Likewise.
33145         (expand_builtin_alloca): Don't trigger if -fmudflap is
33146         given.
33147         (build_string_literal): Set TREE_INVARIANT on new node.
33148         (expand_builtin_profile_fun): New.
33149         (round_trampoline_addr): New.
33150         (expand_builtin_init_trampoline): New.
33151         (expand_builtin_adjust_trampoline): New.
33152         (expand_builtin) <BUILT_IN_NEXT_ARG>: Call simplify_builtin_next_arg.
33153         <BUILT_IN_CONSTANT_P>: Return const0_rtx;
33154         <BUILT_IN_STACK_ALLOC, BUILT_IN_STACK_SAVE,
33155         BUILT_IN_STACK_RESTORE, BUILT_IN_NONLOCAL_GOTO,
33156         BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT,
33157         BUILT_IN_INIT_TRAMPOLINE, BUILT_IN_ADJUST_TRAMPOLINE>:
33158         Handle.
33159         (fold_builtin_expect): New.
33160         (fold_builtin_isascii): Don't return non-constant results
33161         in GIMPLE form.
33162         (fold_builtin_isdigit): Likewise.
33163         (fold_builtin_1): New.
33164         (fold_builtin): Call it.
33165         (build_function_call_expr): Update call to build a new
33166         CALL_EXPR.
33167         (purge_builtin_constant_p): Remove.
33168         (simplify_builtin, simplify_builtin_memcmp,
33169         simplify_builtin_strcmp, simplify_builtin_strncmp,
33170         simplify_builtin_strpbrk, simplify_builtin_strstr,
33171         simplify_builtin_strchr, simplify_builtin_strrchr,
33172         simplify_builtin_strcat, simplify_builtin_strncat,
33173         simplify_builtin_strspn, simplify_builtin_strcspn,
33174         simplify_builtin_next_arg, simplify_builtin_va_start,
33175         simplify_builtin_sprintf): New.
33176         * builtins.def (BUILT_IN_STACK_ALLOC,
33177         BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE,
33178         BUILT_IN_INIT_TRAMPOLINE, BUILT_IN_ADJUST_TRAMPOLINE,
33179         BUILT_IN_NONLOCAL_GOTO, BUILT_IN_PROFILE_FUNC_ENTER,
33180         BUILT_IN_PROFILE_FUNC_EXIT): Define.
33181         * c-common.c: Include tree-iterator.h and hashtab.h.
33182         (lang_statement_code_p): Declare.
33183         (lang_gimplify_stmt): Declare.
33184         (fix_string_type): Set TREE_INVARIANT for value.
33185         (pointer_int_sum): Rely on build to set TREE_CONSTANT.
33186         (c_type_hash): New.
33187         (c_common_get_alias_set): Handle multiple type nodes
33188         referring to "the same" type, currently for C90 only.
33189         (c_add_case_label): Use create_artificial_label.
33190         (finish_label_address_expr): Don't set TREE_CONSTANT on
33191         result.
33192         (c_expand_expr): Don't handle STMT_EXPR.
33193         (handle_alias_attribute): Marke aliased variables to be
33194         TREE_STATIC.
33195         (handle_nonnull_attribute): Initialize arg_num.
33196         (check_function_nonnull): Likewise.
33197         (c_walk_subtrees): New.
33198         (c_estimate_num_insns_1): Don't handle
33199         EXPR_WITH_FILE_LOCATION nor FILE_STMT.
33200         (c_decl_uninit_1): Remove.
33201         (c_decl_uninit): Remove.
33202         (c_warn_unused_result): New.
33203         * c-common.def (ASM_STMT): Change number of operands
33204         to 4.
33205         (FILE_STMT): Remove.
33206         * c-common.h (lang_expand_stmt, lang_expand_decl_stmt):
33207         Remove.
33208         (lang_gimplify_stmt): Add.
33209         (expand_stmt): Remove.
33210         (ASM_CV_QUAL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
33211         ASM_CLOBBERS, STMT_EXPR_WARN_UNUSED_RESULT,
33212         ASM_VOLATILE_P, FILE_STMT_FILENAME_NODE,
33213         FILE_STMT_FILENAME, STMT_LINENO, STMT_LINENO_FOR_FN_P,
33214         ASM_INPUT_P, DECL_C_HARD_REGISTER): Remove.
33215         (genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt,
33216         genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
33217         genrtl_while_stmt, genrtl_do_stmt, genrtl_return_stmt,
33218         genrtl_for_stmt, genrtl_break_stmt, genrtl_continue_stmt,
33219         genrtl_scope_stmt, genrtl_switch_stmt, genrtl_case_label,
33220         genrtl_compound_stmt, genrtl_asm_stmt,
33221         genrtl_cleanup_stmt, c_decl_uninit): Remove.
33222         (c_do_switch_warnings, c_gimplify_expr, c_walk_subtrees,
33223         c_tree_chain_matters_p, c_warn_unused_result,
33224         c_genericize, c_gimplify_stmt, stmt_expr_last_stmt):
33225         Declare.
33226         * c-convert.c (convert): Make convert work when
33227         converting to compatible types across translation unit.
33228         * c-decl.c: Include langhooks.h, tree-mudflap.h,
33229         tree-simple.h, diagnostic.h and tree-dump.h
33230         (merge_decls): Initialize oldtype to NULL.
33231         (finish_decl): Use DECL_HARD_REGISTER instead of
33232         DECL_C_HARD_REGISTER.
33233         (check_bitfield_type_and_width): Check for null
33234         lang_type_specific when check the precision of an enum.
33235         (grokdeclarator): Immediately layout an ARRAY_TYPE used
33236         in a pointer-to-array declarator.
33237         (finish_struct): Clear allocated struct lang_type.
33238         (finish_enum): Set enum_min and enum_max.  Set
33239         TYPE_MIN/MAX_VALUE to the limits of the compatible type,
33240         not to the enumerators.
33241         (set_decl_nonlocal): New.
33242         (store_parm_decls): Use it via walk_tree.
33243         (c_finalize): New.
33244         (finish_function): When !targetm.have_ctors_dtors,
33245         record static constructors and destructors here...
33246         (c_expand_body_1): ... not here.
33247         (c_expand_decl): Rename from c_expand_decl_stmt.
33248         Handle all C-specific expansion semantics.
33249         * c-dump.c (dump_stmt): Use EXPR_LOCUS instead of
33250         STMT_LINENO.
33251         * c-format.c (handle_format_arg_attribute): Initialize
33252         format_num.
33253         * c-lang.c: Include tree-inline.h
33254         (LANG_HOOKS_EXPAND_DECL,
33255         LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
33256         LANG_HOOKS_TREE_INLINING_WALK_SUBTREES,
33257         LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P,
33258         LANG_HOOKS_GIMPLIFY_EXPR, LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
33259         (LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
33260         LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS): Remove.
33261         (c_types_compatible_p): New.
33262         * c-mudflap.c: New file.
33263         * c-objc-common.c: Include tree-mudflap.h
33264         (start_cdtor, finish_cdtor): Collapse
33265         together into
33266         (build_cdtor): ...here.  Update to construct a complete tree
33267         for the function.  No need to call push_scope, pop_scope, or
33268         clear_last_expr, or set current_function_cannot_inline.
33269         (c_missing_noreturn_ok_p): Change prototype to return
33270         bool.
33271         (c_objc_common_init): Don't set lang_missing_noreturn_ok_p.
33272         * c-opts.c (c_common_handle_option): Move handling of -fdump- to
33273         opts.c.
33274         (c_common_post_options): Don't ever use rtl inlining.
33275         * c-parse.in: Use EXPR_LOCUS instead of STMT_LINENO.
33276         * c-pragma.c (handle_pragma_redefine_extname): Define
33277         always.
33278         (init_pragma): Activate #pragma redefine_extname for mudflap.
33279         * c-pretty-print.c (pp_c_statement): Remove FILE_STMT.
33280         (pp_c_initializer): Accept any type CONSTRUCTOR.
33281         (pp_c_initializer_list): Fix code expectations for VECTOR_TYPE and
33282         COMPLEX_TYPE.
33283         (decl_name_str): New local function.
33284         (pp_c_direct_declarator): Call it.
33285         (pp_c_primary_expression): Call it.
33286         (pp_c_id_expression): Call it.
33287         (pp_c_statement): Call it.
33288         (print_c_tree): Create new pp object.
33289         * c-pretty-print.h (pp_c_tree_decl_identifier,
33290         print_c_tree): Declare.
33291         * c-semantics.c: Include langhooks.h
33292         (lang_expand_stmt, lang_expand_decl_stmt,
33293         find_reachable_label_1, find_reachable_label,
33294         expand_unreachable_if_stmt, expand_unreachable_stmt,
33295         genrtl_do_stmt_1): Remove.
33296         (begin_stmt_tree): Don't check for changed filename.
33297         Call annotate_with_locus.
33298         (finish_stmt_tree): Don't set line for end of function.
33299         (build_stmt): Don't check type nodes for
33300         side effects.
33301         (build_stmt): Set TREE_SIDE_EFFECTS.
33302         Set EXPR_LOCUS instead of STMT_LINENO.
33303         (lang_expand_stmt, lang_expand_decl_stmt,
33304         expand_cond, genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt,
33305         genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
33306         genrtl_while_stmt, genrtl_do_stmt_1, genrtl_do_stmt,
33307         genrtl_return_stmt, genrtl_for_stmt, genrtl_break_stmt,
33308         genrtl_continue_stmt, genrtl_scope_stmt, genrtl_switch_stmt,
33309         genrtl_case_label, genrtl_compound_stmt, genrtl_asm_stmt,
33310         genrtl_cleanup_stmt, expand_stmt, find_reachable_label,
33311         find_reachable_label_1, expand_unreachable_if_stmt,
33312         expand_unreachable_stmt): Remove.
33313         (prep_stmt): Use EXPR_LOCUS instead of STMT_LINENO.
33314         * c-simplify.c: New file.
33315         * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Define.
33316         (struct lang_type): Add fields enum_min and enum_max.
33317         (c_expand_decl_stmt, c_missing_noreturn_ok_p): Remove.
33318         (c_expand_decl, c_missing_noreturn_ok_p,
33319         c_types_compatible_p): Declare.
33320         * c-typeck.c (tagged_types_tu_compatible_p): Allow for
33321         compiler-generated TYPE_DECLs without a DECL_ORIGINAL_TYPE.
33322         (default_function_array_conversion): Rely on build to
33323         set TREE_CONSTANT.
33324         (parser_build_binary_op, pointer_diff): Likewise.
33325         (build_unary_op, build_binary_op): Likewise.
33326         (build_array_ref):
33327         (build_external_ref): Set TREE_INVARIANT.
33328         (build_c_cast, pop_init_level): Likewise.
33329         (process_init_element): Use ASM_VOLATILE_P.
33330         (build_asm_expr): Adapt to GENERIC/GIMPLE syntax.
33331         (c_finish_case): Call c_do_switch_warnings.
33332         * c.opt (fdump-): Remove.
33333         * calls.c (try_to_integrate): Remove.
33334         (prepare_call_address): Replace fndecl arg with a
33335         precomputed static chain value.
33336         (emit_call_1): New argument for full call expr.
33337         (flags_from_decl_or_type): Call special_function_p.
33338         (initialize_argument_information): Add argument
33339         may_tailcall.
33340         (purge_reg_equiv_notes): New.
33341         (expand_call): Do not try to expand calls inline.
33342         (fixup_tail_calls): New.
33343         * cfg.c: Include timevar.h and ggc.h.
33344         (bb_pool, edge_pool): Remove.
33345         (ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Declare.
33346         (entry_exit_blocks): Remove.
33347         (rbi_pool): Declare.
33348         (init_flow): Do not create pools.
33349         Allocate entry/exit block.
33350         (free_edge, alloc_block, expunge_block, unchecked_make_edge): Use GGC.
33351         (alloc_rbi_pool, free_rbi_pool, initialize_bb_rbi): New.
33352         (unlink_block): Clear b->prev_bb and b->next_bb.
33353         (compact_blocks): Clear all slots of BASIC_BLOCK array.
33354         (dump_flow_info): Work on trees too.
33355         (dump_cfg_bb_info): New.
33356         (brief_dump_cfg): New.
33357         * cfganal.c (need_fake_edge_p, flow_call_edges_add): Remove.
33358         (find_edge): New.
33359         * cfgbuild.c (rtl_make_eh_edge): Rename from
33360         make_eh_edge.  Update all users.
33361         (find_basic_blocks): Don't call VARRAY_FREE on
33362         basic_block_info.
33363         * cfgcleanup.c (outgoing_edges_match): Initialize newpos1
33364         and newpos2.
33365         (delete_unreachable_blocks): Return changed status.
33366         (merge_seq_blocks): New.
33367         * cfghooks.c: Include tree-flow.h
33368         (tree_register_cfg_hooks, ir_type): New.
33369         (redirect_edge_and_branch): Change return type to edge.
33370         (predict_edge, predicted_by_p, can_duplicate_block_p,
33371         duplicate_block, block_ends_with_call_p,
33372         block_ends_with_condjump_p, flow_call_edges_add): New.
33373         * cfghooks.h (redirect_edge_and_branch): Change return
33374         type to edge.
33375         (predict_edge, predicted_by_p, can_duplicate_block_p,
33376         duplicate_block, block_ends_with_call_p,
33377         block_ends_with_condjump_p, flow_call_edges_add): Declare.
33378         (redirect_edge_and_branch): Change return type to edge.
33379         (struct cfg_hooks): Add fields block_ends_with_call_p,
33380         block_ends_with_condjump_p, flow_call_edges_add,
33381         predict_edge, predicted_by_p, can_duplicate_block_p and
33382         duplicate_block.
33383         (tree_cfg_hooks, ir_type, tree_register_cfg_hooks): Declare.
33384         * cfglayout.c (cfg_layout_pool, cfg_layout_initialize_rbi): Removed.
33385         (fixup_reorder_chain): Use initialize_bb_rbi.
33386         (cfg_layout_can_duplicate_bb_p, cfg_layout_duplicate_bb): Hookized.
33387         (cfg_layout_initialize): Use cfg.c rbi pool manipulation functions.
33388         (can_copy_bbs_p, copy_bbs): Use cfghooks for bb duplication.
33389         (insn_locators_initialize): Use new info about blocks.
33390         * cfglayout.h (typedef struct reorder_block_def): Moved to
33391         basic_block.h.
33392         (cfg_layout_can_duplicate_bb_p, cfg_layout_duplicate_bb): Declaration
33393         removed.
33394         * cfgloop.c: Include tree.h and tree-flow.h.
33395         * cfgloop.h (create_loop_notes): Declare.
33396         * cfgloopmanip.c (create_loop_notes): New.
33397         * cfgrtl.c (cfg_layout_create_basic_block): Use initialize_bb_rbi.
33398         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Fill in can_duplicate_block_p
33399         and duplicate_block fields.
33400         (create_basic_block_structure): Don't look at
33401         RTX_INTEGRATED_P.
33402         (rtl_block_ends_with_call_p): New.
33403         (rtl_block_ends_with_condjump_p): New.
33404         (need_fake_edge_p): Moved from cfganal.c.
33405         (rtl_flow_call_edges_add): Moved from cfganal.c (flow_call_edges_add).
33406         (rtl_cfg_hooks): Add rtl_block_ends_with_call_p,
33407         rtl_block_ends_with_condjump_p, rtl_flow_call_edges_add.
33408         (cfg_layout_rtl_cfg_hooks): Ditto.
33409         * cgraph.c (cgraph_mark_reachable_node): Don't force nested
33410         functions to be reachable.
33411         * cgraphunit.c (decide_is_function_needed):
33412         * cgraphunit.c (decide_is_function_needed): Nested functions of extern
33413         inline functions don't need to be output.
33414         (cgraph_assemble_pending_functions): Don't do anything
33415         special for nested functions.
33416         (cgraph_mark_functions_to_output): Likewise.
33417         (cgraph_finalize_function): Don't zap DECL_STRUCT_FUNCTION.
33418         (cgraph_analyze_function): Use estimate_num_insns.
33419         (cgraph_mark_functions_to_output): Likewise.
33420         (cgraph_estimate_growth, cgraph_clone_inlined_nodes): Likewise.
33421         (cgraph_expand_function): Allow functions to not be
33422         emitted.
33423         (cgraph_remove_unreachable_nodes):
33424         (cgraph_recursive_inlining_p): Simplify.
33425         (lookup_recursive_calls,
33426         cgraph_decide_recursive_inlining): New.
33427         (cgraph_decide_inlining_*): Update calls of
33428         cgraph_mark_inline.
33429         * combine.c (get_pos_from_mask): Always set *plen.
33430         * common.opt (fdump-, fmudflap, fmudflapth, fmudflapir,
33431         ftree-based-profiling, ftree-ccp, ftree-ch,
33432         ftree-combine-temps, ftree-copyrename, ftree-dce,
33433         ftree-dominator-opts, ftree-dse, ftree-loop-optimize,
33434         ftree-points-to, ftree-pre, ftree-sra, ftree-ter,
33435         ftree-lrs): Add.
33436         * config.in (HAVE_LD_PIE, HAVE_BANSHEE, PREFIX_INCLUDE_DIR):
33437         Undefine.
33438         * configure.ac: Add --enable-tree-browser option.
33439         Add --with-libbanshee option.
33440         Add GMPLIBS and GMPINC.
33441         * configure: Regenerate.
33442         * coverage.c (tree_ctr_tables): New.
33443         (coverage_counter_alloc): Use it.
33444         (build_ctr_info_value): Ditto.
33445         (coverage_counter_ref): Ditto.  Rename to rtl_coverage_counter_ref.
33446         (tree_coverage_counter_ref): New.
33447         * coverage.h (coverage_counter_ref): Remove declaration.
33448         (rtl_coverage_counter_ref): Declare.
33449         (tree_coverage_counter_ref): Declare.
33450         * cppexp.c (append_digit): Rearrange unsignedp/overflow setting.
33451         (eval_token, num_binary_op, num_part_mul, num_div_op): Likewise.
33452         * cse.c (fold_rtx): Do not handle CONSTANT_P_RTX.
33453         (struct cse_basic_block_data): Rename enum values to not
33454         conflict with profile.h; update all uses.
33455         * dbxout.c (dbxout_symbol_location): Don't mention integrate.c
33456         in comments.
33457         * defaults.h (TRAMPOLINE_ALIGNMENT): Move from function.c.
33458         * diagnostic.h (debug_output_buffer, dump_generic_node,
33459         print_generic_stmt, print_generic_stmt_indented,
33460         print_generic_expr, print_generic_decl,
33461         debug_generic_expr, debug_generic_stmt, debug_c_tree):
33462         Declare.
33463         * dominance.c: Cache immediate dominators.
33464         * domwalk.c: New file.
33465         * domwalk.h: New file.
33466         * dwarf2out.c (is_fortran): Support DW_LANG_Fortran95.
33467         (gen_subprogram_die): Generate a DIE for a named
33468         return value.
33469         (loc_descriptor_from_tree): Treat RESULT_DECL like VAR_DECL.
33470         (add_location_or_const_value_attribute): Likewise.
33471         (add_bound_info): Likewise.
33472         (gen_decl_die): Likewise.
33473         * emit-rtl.c (maybe_set_first_label_num): New.
33474         (copy_most_rtx): Don't copy the integrated flag.
33475         Copy the new return_val flag.
33476         * et-forest.c (MAX_NODES): Define.
33477         (record_path_before_1): Abort if len is greater than
33478         MAX_NODES.
33479         * except.c (gen_eh_region, gen_eh_region_cleanup, gen_eh_region_try,
33480         gen_eh_region_catch, gen_eh_region_allowed,
33481         gen_eh_region_must_not_throw, get_eh_region_number,
33482         get_eh_region_may_contain_throw, get_eh_region_tree_label,
33483         set_eh_region_tree_label, expand_resx_expr): New.
33484         (expand_eh_region_start, expand_start_catch): Use them.
33485         (expand_end_catch): Tidy.
33486         (note_eh_region_may_contain_throw): Take region argument.
33487         (note_current_region_may_contain_throw): New.
33488         (get_exception_filter): Export.
33489         (collect_eh_region_array): Export.
33490         (remove_unreachable_regions): Check ERT_TRY based on reachability
33491         of catches, not reachability of continue_label.  Never remove
33492         ERT_MUST_NOT_THROW regions.
33493         (collect_rtl_labels_from_trees): New.
33494         (convert_from_eh_region_ranges): Use it.
33495         (connect_post_landing_pads): Handle dying cleanups.
33496         (struct reachable_info): Add callback data.
33497         (add_reachable_handler): Invoke the callback.
33498         (foreach_reachable_handler): New.
33499         (reachable_handlers): Use it.
33500         (arh_to_landing_pad, arh_to_label): New.
33501         (can_throw_internal_1): Split out from can_throw_internal.
33502         (can_throw_external_1): Similarly.
33503         * except.h: Update.
33504         * explow.c (emit_stack_save): Remove savearea mode check.
33505         (update_nonlocal_goto_save_area): New.
33506         (allocate_dynamic_stack_space): Use it.
33507         (probe_stack_range): Never emit loop notes.
33508         * expmed.c (extract_fixed_bit_field): Always propagate the
33509         target for the shift if it is a REG.
33510         * expr.c: Include tree-iterator.h
33511         (is_zeros_p): Remove.
33512         (categorize_ctor_elements_1, categorize_ctor_elements): New.
33513         (count_type_elements): New.
33514         (mostly_zeros_p): Use them.
33515         (expr_wfl_stack): Remove.
33516         (convert_move): Do nothing if to and from are the same.
33517         (emit_block_move_via_loop): Don't emit LOOP notes.
33518         (emit_move_insn): Don't handle CONSTANT_P_RTX.
33519         (emit_move_insn_1): Don't generate inline warnings.
33520         (expand_vars, expand_var): Split from ...
33521         (expand_expr_1): ... here.
33522         (expand_expr_real, expand_expr_real_1):  Use new macros
33523         EXPR_LOCATION and EXPR_HAS_LOCATION.
33524         * expr.h (simplify_builtin_fputs,
33525         simplify_builtin_strcpy, simplify_builtin_strncpy,
33526         expand_var, fixup_tail_calls,
33527         update_nonlocal_goto_save_area): Declare.
33528         (lookup_static_chain, expand_inline_function,
33529         mark_seen_cases): Remove.
33530         (prepare_call_address): Change type of 2nd argument to
33531         rtx.
33532         * final.c (profile_function): Update static chain test.
33533         (final): Don't look at RTX_INTEGRATED_P.
33534         * flags.h (flag_mudflap, flag_mudflap_threads,
33535         flag_mudflap_ignore_reads, flag_tree_pre, flag_tree_ccp,
33536         flag_tree_dce, flag_tree_combine_temps,
33537         flag_tree_live_range_split, flag_tree_dom, flag_tree_ch,
33538         flag_tree_dse, flag_tree_sra, flag_tree_copyrename,
33539         flag_tree_points_to): Declare.
33540         (enum pta_type): Declare.
33541         * flow.c (lang_missing_noreturn_ok_p): Remove.
33542         (check_function_return_warnings): Remove.
33543         (update_life_info): Update comments.
33544         (free_basic_block_vars): Don't call VARRAY_FREE for
33545         basic_block_info.
33546         (regno_uninitialized): Remove.
33547         * fold-const.c (int_const_binop): Make extern.
33548         (non_lvalue): Rely on build to set TREE_CONSTANT.
33549         (operand_equal_p): Replace only_const argument with
33550         flags.  Allow pure functions if OEP_PURE_SAME.
33551         (fold): Use OEP_ONLY_CONST.
33552         (invert_truthvalue) <NOP_EXPR> Break if argument is of
33553         boolean type.
33554         (fold_relational_hi_lo,
33555         nondestructive_fold_binary_to_constant,
33556         nondestructive_fold_unary_to_constant,
33557         fold_read_from_constant_string): New.
33558         * function.c (struct function): Remove calls_constant_p.
33559         (current_function_calls_constant_p): Remove.
33560         (inline_function_decl): Remove.
33561         (put_var_into_stack): Don't use it.
33562         (fix_lexical_addr): Likewise.
33563         (inline_function_decl): Remove extern declaration.
33564         (TRAMPOLINE_ALIGNMENT): Move to defaults.h.
33565         (trampolines_created): Move to varasm.c.
33566         (free_after_compilation): Update for removed fields.
33567         (allocate_struct_function): Likewise.
33568         (delete_handlers, lookup_static_chain): Remove.
33569         (fix_lexical_addr): Don't consider non-local variable refs.
33570         (trampoline_address): Remove.
33571         (round_trampoline_addr): Move to builtins.c.
33572         (adjust_trampoline_addr): Remove.
33573         (expand_function_start): Update for changes to static chain
33574         and nonlocal goto handling.
33575         (initial_trampoline): Move to varasm.c.
33576         (expand_function_end): Don't build trampolines or kill
33577         unreferenced nonlocal goto labels.
33578         (free_after_compilation): Don't set it.
33579         (expand_function_end): Likewise.
33580         (setjmp_vars_warning): Rename from
33581         uninitialized_vars_warning, remove uninitialized vars warning.
33582         (uninitialized_vars_warning): Remove old comment
33583         and check for DECL_INITIAL, replace with a check of TREE_NO_WARNING
33584         and do not call the langhook.
33585         (expand_function_start, expand_function_end): Don't do
33586         function instrumentation here.
33587         (clear_block_marks): Rename from reorder_blocks_0, export.
33588         (blocks_nreverse): Export.
33589         (uninitialized_vars_warning): Use DECL_RTL_SET_P to test for presence
33590         of rtl.
33591         (reset_block_changes, record_block_change, finalize_block_changes,
33592         check_block_change, free_block_changes): New functions.
33593         (assign_parms): Setting of current_function_stdarg
33594         moved ...
33595         (allocate_struct_function): ... here.
33596         * function.h (struct function): Remove x_nonlocal_labels,
33597         x_nonlocal_goto_handler_slots, x_nonlocal_goto_stack_level,
33598         x_context_display, x_trampoline_list, needs_context.
33599         Add static_chain_decl, nonlocal_goto_save_area.
33600         (struct function): Remove x_clobber_return_insn.
33601         Add tail_call_emit field, last_label_uid,
33602         unexpanded_var_list, dont_emit_block_notes,
33603         ib_boundaries_block, function_end_locus and saved_tree/saved_args.
33604         (clear_block_marks): Declare.
33605         * gcc.c (MFWRAP_SPEC, MFLIB_SPEC): Add -fmudflapth support.
33606         (mfwrap_spec, mflib_spec): Declare.
33607         (cpp_unique_options, cc1_options): Ditto.
33608         (default_compilers): Add .F and .f90.
33609         (static_specs): Add mfwrap and mflib.
33610         * gcse.c (want_to_gcse_p, gcse_constant_p): Don't handle
33611         CONSTANT_RTX_P.
33612         (reg_used_on_edge, reg_killed_on_edge, bypass_block):
33613         Update to match insns field in struct edge_def.
33614         * gdbinit.in (pgs, pge): Define.
33615         * genattrtab.c (ATTR_PERMANENT_P): Use the return_val flag
33616         instead of the integrated flag.
33617         * gengtype-lex.l (IWOrD): Add HOST_WIDEST_INT
33618         * gengtype-yacc.y (bitfieldlen): Add empty action.
33619         (struct_fields): Accept unnamed bitfields.
33620         (bitfieldlen): Split from ...
33621         (bitfieldopt): ... here.
33622         * gengtype.c (ifiles): Add tree-alias-type.h and
33623         tree-flow.h.
33624         * genrecog.c (validate_pattern): Do not handle
33625         CONSTANT_P_RTX.
33626         * gimple-low.c: New file.
33627         * gimplify.c: New file.
33628         * haifa-sched.c (priority): Do not handle CONSTANT_P_RTX.
33629         (restore_line_notes): Do not set RTX_INTEGRATED_P.
33630         * ifcvt.c (dead_or_predicable): Initialize local variable
33631         'earliest'.
33632         * input.h (expr_wfl_stack): Remove.
33633         * integrate.c (INTEGRATE_THRESHOLD): Remove.
33634         (setup_initial_hard_reg_value_integration): Likewise.
33635         (initialize_for_inline): Likewise.
33636         (note_modified_parmregs): Likewise.
33637         (integrate_parm_decls): Likewise.
33638         (process_reg_param): Likewise.
33639         (save_parm_insns): Likewise.
33640         (copy_insn_list): Likewise.
33641         (copy_insn_notes): Likewise.
33642         (compare_blocks): Likewise.
33643         (find_block): Likewise.
33644         (inlining): Likewise.
33645         (function_cannot_inline_p): Likewise.
33646         (parmdecl_map): Likewise.
33647         (in_nonparam_insns): Likewise.
33648         (save_for_inline): Likewise.
33649         (FIXED_BASE_PLUS): Likewise.
33650         (expand_inline_function): Likewise.
33651         (copy_rtx_and_substitute): Don't look at map->integrating,
33652         map->inline_target, and inlining, since we are never copying
33653         for integrating.
33654         Don't abort on RTX_INTEGRATED_P.
33655         (old_fun): Remove.
33656         (output_inline_function): Remove.
33657         * integrate.h (struct inline_map): Remove fields integrating,
33658         block_map, leaf_reg_map, inline_target, and local_return_label.
33659         * jump.c (next_nonnote_insn_in_loop, duplicate_loop_exit_test,
33660         copy_loop_headers, never_reached_warning): Removed.
33661         (any_uncondjump_p): Reject nonlocal goto.
33662         * langhooks-def.h (lhd_types_compatible_p,
33663         lhd_expand_decl, lhd_gimplify_expr): Declare.
33664         (LANG_HOOKS_EXPAND_DECL, LANG_HOOKS_TYPES_COMPATIBLE_P,
33665         LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
33666         LANG_HOOKS_FUNCTION_LEAVE_NESTED,
33667         LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
33668         LANG_HOOKS_GIMPLIFY_EXPR,
33669         LANG_HOOKS_GIMPLE_BEFORE_INLINING,
33670         LANG_HOOKS_EXPAND_DECL, LANG_HOOKS_TYPES_COMPATIBLE_P,
33671         LANG_HOOKS_GIMPLIFY_EXPR,
33672         LANG_HOOKS_GIMPLE_BEFORE_INLINING): Define.
33673         (LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_START,
33674         LANG_HOOKS_RTL_EXPAND_STMT, LANG_HOOKS_RTL_EXPAND_END,
33675         LANG_HOOKS_FUNCTION_LEAVE_NESTED,
33676         LANG_HOOKS_RTL_EXPAND_INITIALIZER,
33677         LANG_HOOKS_DECL_UNINIT,
33678         LANG_HOOKS_RTL_EXPAND_INITIALIZER): Remove.
33679         * langhooks.c: Include tree-simple.h.
33680         (lhd_expand_decl): New.
33681         (lhd_types_compatible_p): New.
33682         (lhd_decl_uninit): Remove.
33683         (lhd_gimplify_expr): New.
33684         * langhooks.h (struct lang_hooks_for_rtl_expansion):
33685         Remove.
33686         (struct lang_hooks_for_functions): Add field
33687         missing_noreturn_ok_p.
33688         (struct lang_hooks): Add field expand_decl,
33689         types_compatible_p, gimplify_expr and
33690         gimple_before_inlining.
33691         Remove fields decl_uninit and rtl_expand
33692         * opts.c (decode_options): Set flag_tree_ccp,
33693         flag_tree_dce, flag_tree_dom, flag_tree_dse,
33694         flag_tree_pre, flag_tree_ter,
33695         flag_tree_live_range_split, flag_tree_sra,
33696         flag_tree_copyrename and flag_tree_ch at -O1 and higher.
33697         (common_handle_option): Handle OPT_fdump_, OPT_fmudflap,
33698         OPT_fmudflapth, OPT_fmudflapir,
33699         OPT_ftree_based_profiling, OPT_ftree_ccp, OPT_ftree_dce,
33700         OPT_ftree_combine_temps, OPT_ftree_ter, OPT_ftree_lrs,
33701         OPT_ftree_dominator_opts, OPT_ftree_copyrename,
33702         OPT_ftree_ch, OPT_ftree_dse, OPT_ftree_sra,
33703         OPT_ftree_points_to_ and OPT_ftree_pre.
33704         * output.h (regno_uninitialized, find_basic_blocks,
33705         cleanup_cfg, delete_unreachable_blocks,
33706         check_function_return_warnings): Remove.
33707         * params.def (PARAM_MAX_INLINE_INSNS_RECURSIVE,
33708         PARAM_MAX_INLINE_INSNS_RECURSIVE_AUTO,
33709         PARAM_MAX_INLINE_RECURSIVE_DEPTH,
33710         PARAM_MAX_INLINE_RECURSIVE_DEPTH_AUTO,
33711         PARAM_GLOBAL_VAR_THRESHOLD, PARAM_MAX_ALIASED_VOPS):
33712         * params.h (GLOBAL_VAR_THRESHOLD, MAX_ALIASED_VOPS):
33713         Define.
33714         * passes.c (rest_of_decl_compilation):
33715         (rest_of_handle_sibling_calls): Remove.
33716         (rest_of_handle_inlining): Remove.
33717         (rest_of_handle_gcse): Do not run
33718         purge_builtin_constant_p.
33719         (rest_of_compilation): Update.
33720         Do not call copy_loop_headers.
33721         Do rtl-based profiling only when
33722         !flag_tree_based_profiling.  Register rtl-based profiling
33723         hooks.
33724         * predict.c:  Include tree-flow.h, ggc.h, tree-dump.h
33725         (predicted_by_p): Rename to ...
33726         (rtl_predicted_by_p): .. this one; make global
33727         (tree_predicted_by_p): New.
33728         (dump_prediction): Add FILE argument.
33729         (predict_edge): Rename to ...
33730         (rtl_predict_edge): .. this one.
33731         (tree_predict_edge): New.
33732         (combine_predictions_for_insn): Update calls of predict_edge.
33733         (predict_loops): Break out from ...
33734         (estimate_probability): ... here; update comments; move updating
33735         of unknown probabilities from ...
33736         (estimate_bb_frequencies): ... here.
33737         (combine_predictions_for_bb): New.
33738         (tree_predict_by_opcode): New.
33739         (tree_estimate_probability): New.
33740         * predict.def (PRED_TREE_POINTER, PRED_TREE_OPCODE_POSITIVE,
33741         PRED_TREE_OPCODE_NONEQUAL, PRED_TREE_FPOPCODE): New predictors.
33742         * predict.h: Add include guard.
33743         (predict_edge, predict_edge_def): Move prototypes to basic_block.h
33744         * pretty-print.c (pp_write_text_to_stream): Make extern.
33745         * pretty-print.h (pp_write_text_to_stream): Declare.
33746         * print-rtl.c (print_rtx): Don't print the integrated flag.
33747         Print the return_val flag.
33748         * print-tree.c: Use TREE_FILENAME and TREE_LINENO instead
33749         of DECL_SOURCE_FILE and DECL_SOURCE_LINE respectively.
33750         Remove support for EXPR_WITH_FILE_LOCATION nodes.
33751         (print_node): Print TREE_INVARIANT and TREE_VISITED.
33752         * profile.c: Include cfghooks.h, tree-flow.h.
33753         (profile_hooks): New.
33754         (profile_dump_file): New.
33755         (instrument_edges): Use hooks instead of RTL-specific code.
33756         (instrument_values): Ditto.
33757         (get_exec_counts): Ditto.
33758         (compute_branch_probabilities): Ditto.
33759         (compute_value_histograms): Ditto.
33760         (branch_prob): Ditto.
33761         (find_spanning_tree): Ditto.
33762         (end_branch_prob): Ditto.
33763         (gen_edge_profiler): Move to rtl-profile.c (rtl_gen_edge_profiler).
33764         (gen_interval_profiler): Ditto (rtl_gen_interval_profiler).
33765         (gen_pow2_profiler): Ditto (rtl_gen_pow2_profiler).
33766         (gen_one_value_profiler): Ditto (rtl_gen_one_value_profiler).
33767         (tree_register_profile_hooks): New.
33768         (rtl_register_profile_hooks): New.
33769         * ra-rewrite.c (rewrite_program): Clear variable info.
33770         * recog.c (immediate_operand): Do not handle CONSTANT_P_RTX.
33771         * regs.h: Add include guards.
33772         * reload.c (decompose): Clear val using memset.
33773         * rtl.def (CONSTANT_P_RTX): Remove.
33774         * rtl.h (CONSTANT_P): Do not handle CONSTANT_P_RTX.
33775         (copy_loop_headers): Remove.
33776         (struct rtx_def): Replace the integrated flag with the
33777         return_val flag.
33778         (maybe_set_first_label_num): Declare.
33779         (init_branch_prob): Move declaration to value-prof.h.
33780         (end_branch_prob): Ditto.
33781         (branch_prob): Ditto.
33782         (never_reached_warning): Don't declare it.
33783         * rtlanal.c (get_related_value): Initialize get_jump_table_offset
33784         (hoist_insn_to_edge): Update to match field insns in
33785         struct edge_def.
33786         * sbitmap.c (sbitmap_realloc): New.
33787         * sbitmap.h (sbitmap_realloc): Declare.
33788         * sibcall.c: Remove file.
33789         * simplify-rtx.c (simplify_rtx): Do not handle
33790         CONSTANT_P_RTX.
33791         * stmt.c (parse_output_constraint): Don't warn for read-write
33792         memory operand.
33793         (tail_recursion_args): Use types_compatible_p langhook.
33794         (force_label_rtx): Don't look at inline_function_decl.
33795         (label_rtx): Set LABEL_PRESERVE_P appropriately.
33796         (expand_label): Handle DECL_NONLOCAL and FORCED_LABEL.
33797         (declare_nonlocal_label): Remove.
33798         (expand_goto): Don't handle nonlocal gotos.
33799         (expand_nl_handler_label): Remove.
33800         (expand_nl_goto_receivers): Remove.
33801         (expand_end_bindings): Don't expand_nl_goto_receivers.  Use
33802         update_nonlocal_goto_save_area.
33803         (expand_expr_stmt_value): Check TREE_NO_WARNING.
33804         (warn_if_unused_value): Likewise.
33805         (expand_start_loop, expand_loop_continue_here,
33806         expand_end_loop): Don't create loop notes.
33807         (all_cases_count, BITARRAY_TEST, BITARRAY_SET,
33808         mark_seen_cases, check_for_full_enumeration_handling): Remove.
33809         (expand_end_case_type): Don't do warn_switch handling.
33810         (pushcase, pushcase_range) Update add_case_node calls.
33811         (add_case_node): Add dont_expand_label argument.
33812         (same_case_target_p): Don't search rtl.
33813         (expand_start_bindings_and_block, expand_end_bindings):
33814         Don't emit block notes when dont_emit_block_notes.
33815         (using_eh_for_cleanups_p): Export.
33816         (expand_return): Allow any typed rhs.
33817         (expand_stack_alloc): New.
33818         (expand_stack_save, expand_stack_restore): New.
33819         (containing_blocks_have_cleanups_or_stack_level): New
33820         function.
33821         (asm_op_is_mem_input): New fn.
33822         (expand_asm_expr): New fn.
33823         (warn_if_unused_value): Check operand 0 of SAVE_EXPR
33824         nodes.
33825         * stor-layout.c (layout_type): Just return if type is
33826         error_mark_node.
33827         (update_alignment_for_field): Export.
33828         (variable_size): We don't care about global_bindings_p if
33829         the frontend doesn't want a list of the expressions.
33830         * system.h: Poison INTEGRATE_THRESHOLD.
33831         * timevar.def (TV_TREE_GIMPLIFY, TV_TREE_EH, TV_TREE_CFG,
33832         TV_TREE_CLEANUP_CFG, TV_TREE_PTA, TV_TREE_MAY_ALIAS,
33833         TV_TREE_INSERT_PHI_NODES, TV_TREE_SSA_REWRITE_BLOCKS,
33834         TV_TREE_SSA_OTHER, TV_TREE_OPS,
33835         TV_TREE_SSA_DOMINATOR_OPTS, TV_TREE_SRA, TV_TREE_CCP,
33836         TV_TREE_SPLIT_EDGES, TV_TREE_PRE, TV_TREE_PHIOPT,
33837         TV_TREE_FORWPROP, TV_TREE_DCE, TV_TREE_CD_DCE,
33838         TV_TREE_DSE, TV_TREE_LOOP, TV_TREE_CH,
33839         TV_TREE_SSA_TO_NORMAL, TV_TREE_SSA_TO_NORMAL,
33840         TV_TREE_NRV, TV_TREE_COPY_RENAME, TV_TREE_SSA_VERIFY,
33841         TV_TREE_STMT_VERIFY, TV_DOM_FRONTIERS,
33842         TV_CONTROL_DEPENDENCES): Define.
33843         * toplev.c: Include tree-alias-common.h
33844         (current_file_decl, flag_mudflap, flag_mudflap_threads,
33845         flag_mudflap_ignore_reads, flag_tree_based_profiling,
33846         flag_tree_gvn, flag_tree_points_to, flag_tree_ccp,
33847         flag_tree_dce, flag_tree_ch, flag_tree_sra,
33848         flag_tree_combine_temps, flag_tree_ter,
33849         flag_tree_live_range_split, flag_tree_dom,
33850         flag_tree_copyrename, flag_tree_dse): Declare.
33851         (f_options): Add tree-based-profiling, tree-gvn,
33852         tree-pre, tree-ccp, tree-dce,
33853         tree-dominator-opts, tree-copyrename, tree-dse,
33854         tree-combine-temps, tree-ter, tree-lrs and tree-ch.
33855         (wrapup_global_declarations): Don't output nested inlined functions.
33856         (general_init): Call init_tree_optimization_passes.
33857         (process_options): Sorry for -ftree-based-profiling plus
33858         -ftest-coverage or -fprofile-values.
33859         * toplev.h (init_tree_optimization_passes,
33860         flag_tree_based_profiling): Declare.
33861         * tracer.c (tail_duplicate): Use cfghooks for bb duplication.
33862         * tree-alias-ander.c: New file.
33863         * tree-alias-ander.h: New file.
33864         * tree-alias-common.c: New file.
33865         * tree-alias-common.h: New file.
33866         * tree-alias-type.c: New file.
33867         * tree-alias-type.h: New file.
33868         * tree-browser.c: New file.
33869         * tree-browser.def: New file.
33870         * tree-cfg.c: New file.
33871         * tree-complex.c: New file.
33872         * tree-dfa.c: New file.
33873         * tree-dump.c (dump_enable_all): New.
33874         (dequeue_and_dump): Do not handle EXPR_WITH_FILE_LOCATION.
33875         (dump_node): Remove const from field suffix and swtch.
33876         (dump_files): Add null entry, .generic, .nested, .vcg,
33877         .xml and a match-all entry.
33878         (extra_dump_files, extra_dump_files_in_use,
33879         extra_dump_files_alloced): Declare
33880         (dump_option_value_info): Add raw, details, stats,
33881         blocks, vops, lineno, uid and all.
33882         (dump_register): New.
33883         (get_dump_file_info): New.
33884         (dump_begin): Call it.
33885         Do nothing for TDI_none.
33886         (dump_begin): Include phase number in dump filename.
33887         (dump_enable_all): New.
33888         (dump_switch_p_1): Split out from dump_switch_p.
33889         (dump_switch_p): Handle extra_dump_files.
33890         Start our scan at TDI_none + 1.
33891         If -fdump-tree-all was given, call dump_enable_all.
33892         * tree-dump.h: Include splay-tree.h.
33893         (dump_function, dump_function_to_file, dump_register):
33894         Declare.
33895         * tree-eh.c: New file.
33896         * tree-flow-inline.h: New file.
33897         * tree-flow.h: New file.
33898         * tree-inline.c: Re-write to handle inlining on GIMPLE.
33899         * tree-inline.h (walk_tree,
33900         walk_tree_without_duplicates): Move to tree.h.
33901         (estimate_num_insns): Declare.
33902         * tree-into-ssa.c: New file.
33903         * tree-iterator.c: New file.
33904         * tree-iterator.h: New file.
33905         * tree-mudflap.c: New file.
33906         * tree-mudflap.h: New file.
33907         * tree-nested.c: New file.
33908         * tree-nomudflap.c: New file.
33909         * tree-nrv.c: New file.
33910         * tree-optimize.c (dump_flags, vars_to_rename,
33911         in_gimple_form, all_passes, pass_gimple,
33912         pass_rebuild_bind, pass_all_optimizations, pass_del_cfg): Declare.
33913         (execute_gimple, execute_rebuild_bind,
33914         gate_all_optimizations, execute_del_cfg,
33915         register_one_dump_file, register_dump_files, dup_pass_1,
33916         init_tree_optimization_passes, execute_todo,
33917         execute_one_pass, execute_pass_list): New.
33918         (clear_decl_rtl): Remove.
33919         (tree_rest_of_compilation): Update to use tree
33920         optimizers.
33921         * tree-outof-ssa.c: New file.
33922         * tree-pass.h: New file.
33923         * tree-phinodes.c: New file.
33924         * tree-pretty-print.c: New file.
33925         * tree-profile.c: New file.
33926         * tree-simple.c: New file.
33927         * tree-simple.h: New file.
33928         * tree-sra.c: New file.
33929         * tree-ssa-alias.c: New file.
33930         * tree-ssa-ccp.c: New file.
33931         * tree-ssa-copy.c: New file.
33932         * tree-ssa-copyrename.c: New file.
33933         * tree-ssa-dce.c: New file.
33934         * tree-ssa-dom.c: New file.
33935         * tree-ssa-dse.c: New file.
33936         * tree-ssa-forwprop.c: New file.
33937         * tree-ssa-live.c: New file.
33938         * tree-ssa-live.h: New file.
33939         * tree-ssa-loop.c: New file.
33940         * tree-ssa-operands.c: New file.
33941         * tree-ssa-operands.h: New file.
33942         * tree-ssa-phiopt.c: New file.
33943         * tree-ssa-pre.c: New file.
33944         * tree-ssa.c: New file.
33945         * tree-ssanames.c: New file.
33946         * tree-tailcall.c: New file.
33947         * tree.c: Include tree-iterator.h, basic-block.h and
33948         tree-flow.h.
33949         (tree_node_kind): Add phi_nodes and ssa names.
33950         (tree_size): Handle PHI_NODE, EPHI_NODE, SSA_NAME,
33951         EUSE_NODE, EKILL_NODE, EEXIT_NODE and STATEMENT_LIST.
33952         (make_node_stat): Handle PHI_NODE and SSA_NAME.
33953         <'c'> Set TREE_INVARIANT.
33954         (copy_node_stat): Abort if trying to copy a
33955         STATEMENT_LIST.
33956         Clear TREE_VISITED.
33957         Clear annotation field.
33958         (build_constructor): Copy TREE_INVARIANT from vals.
33959         Don't clear TREE_CONSTANT.
33960         (expr_first, expr_last, expr_length): Remove.
33961         (staticp): Pass unknown component references to the language.
33962         (save_expr): Check TREE_INVARIANT instead of TREE_CONSTANT.
33963         (skip_simple_arithmetic): Likewise.
33964         (stabilize_reference_1): Likewise.
33965         (tree_node_structure): Handle PHI_NODE, EPHI_NODE,
33966         EUSE_NODE, EKILL_NODE, EEXIT_NODE, SSA_NAME and
33967         STATEMENT_LIST.
33968         (lhd_unsave_expr_now): Remove.
33969         (unsafe_for_reeval): Handle LABEL_EXPR and BIND_EXPR.
33970         (recompute_tree_invarant_for_addr_expr): New.
33971         (build1_stat): Clear EXPR_LOCUS and TREE_BLOCK.
33972         Call recompute_tree_invarant_for_addr_expr.
33973         Set TREE_INVARIANT accordingly.
33974         (build2_stat): Don't handle CALL_EXPR.
33975         (build3_stat): Don't call build2_stat for CALL_EXPRs.
33976         (build_expr_wfl): Remove.
33977         (annotate_with_file_line, annotate_with_locus): New.
33978         (simple_cst_equal): Call simple_cst_list_equal to compare
33979         CONSTRUCTOR_ELTS pointers.
33980         (iterative_hash_expr): Don't hash types associated
33981         with conversions.  Instead hash on the signedness of the
33982         toplevel object and the operand of the conversion.
33983         (dump_tree_statistics): Call ssanames_print_statistics
33984         and phinodes_print_statistics.
33985         (ephi_node_elt_check_failed, phi_node_elt_check_failed,
33986         add_var_to_bind_expr, build_empty_stmt, is_essa_node,
33987         needs_to_live_in_memory): New.
33988         (initializer_zerop): Handle VECTOR_CST.  Don't check
33989         AGGREGATE_TYPE_P for CONSTRUCTOR.
33990         * tree.def (FILTER_EXPR, CASE_LABEL_EXPR, RESX_EXPR,
33991         SSA_NAME, EUSE_NODE, EKILL_NODE, EPHI_NODE, EEXIT_NODE,
33992         PHI_NODE, CATCH_EXPR, EH_FILTER_EXPR, STATEMENT_LIST): Define.
33993         (GOTO_SUBROUTINE_EXPR): Change type to 's'.
33994         (CALL_EXPR): Add another operand.
33995         (EXPR_WITH_FILE_LOCATION): Remove.
33996         (SWITCH_EXPR): Add another operand.
33997         * tree.h: Update various comments.
33998         (union tree_ann_d): Forward declare.
33999         (struct tree_common): Add fields nowarning_flag,
34000         invariant_flag and visited.
34001         (EREF_NODE_CHECK, EPHI_NODE_ELT_CHECK,
34002         PHI_NODE_ELT_CHECK, EREF_NODE_CHECK, PHI_NODE_ELT_CHECK,
34003         EPHI_NODE_ELT_CHECK, TREE_BLOCK,
34004         STRIP_USELESS_TYPE_CONVERSION, CALL_EXPR_TAILCALL,
34005         TREE_NO_WARNING, FORCED_LABEL, TREE_INVARIANT,
34006         IS_EMPTY_STMT, EXPR_LOCUS, SET_EXPR_LOCUS, EXPR_FILENAME,
34007         EXPR_LINENO, EXPR_LOCATION, EXPR_HAS_LOCATION,
34008         EXIT_EXPR_COND, SWITCH_COND, SWITCH_BODY, SWITCH_LABELS,
34009         CASE_LOW, CASE_HIGH, CASE_LABEL, BIND_EXPR_VARS,
34010         BIND_EXPR_BODY, BIND_EXPR_BLOCK, GOTO_DESTINATION,
34011         ASM_STRING, ASM_OUTPUTS, ASM_INPUTS, ASM_CLOBBERS,
34012         ASM_INPUT_P, ASM_VOLATILE_P, COND_EXPR_COND,
34013         COND_EXPR_THEN, COND_EXPR_ELSE, LABEL_EXPR_LABEL,
34014         CATCH_TYPES, CATCH_BODY, EH_FILTER_TYPES,
34015         EH_FILTER_FAILURE, EH_FILTER_MUST_NOT_THROW,
34016         SSA_NAME_VAR, SSA_NAME_DEF_STMT, SSA_NAME_VERSION,
34017         SSA_NAME_OCCURS_IN_ABNORMAL_PHI, SSA_NAME_IN_FREE_LIST,
34018         PHI_RESULT, PHI_REWRITTEN, PHI_NUM_ARGS,
34019         PHI_ARG_CAPACITY, PHI_ARG_ELT, PHI_ARG_EDGE, PHI_ARG_DEF,
34020         EREF_PROCESSED, EREF_ID, EREF_NAME, EREF_STMT,
34021         EREF_RELOAD, EREF_SAVE, EREF_CLASS, EREF_INJURED,
34022         EREF_TEMP, EUSE_DEF, EUSE_PHIOP, EUSE_INSERTED,
34023         EUSE_LVAL, EPHI_NUM_ARGS, EPHI_ARG_CAPACITY,
34024         EPHI_ARG_ELT, EPHI_ARG_EDGE, EPHI_ARG_PRED, EPHI_ARG_DEF,
34025         EPHI_ARG_INJURED, EPHI_ARG_DELAYED_RENAME,
34026         EPHI_ARG_HAS_REAL_USE, EPHI_ARG_STOPS,
34027         EPHI_ARG_PROCESSED2, EPHI_IDENTITY, EPHI_IDENT_INJURED,
34028         EPHI_REP_OCCUR_KNOWN, EPHI_IDENTICAL_TO, EPHI_DOWNSAFE,
34029         EPHI_CANT_BE_AVAIL, EPHI_DEAD, EPHI_USES, EPHI_STOPS,
34030         TREE_VISITED, SSA_VAR_P, DECL_NUM_STMTS,
34031         DECL_HARD_REGISTER, DECL_PTA_ALIASVAR, LABEL_DECL_UID,
34032         DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL,
34033         STATEMENT_LIST_HEAD, STATEMENT_LIST_TAIL, TDF_RAW,
34034         TDF_DETAILS, TDF_STATS, TDF_BLOCKS, TDF_VOPS, TDF_LINENO,
34035         TDF_UID,): Define.
34036         (TREE_NO_UNUSED_WARNING, EXPR_WFL_EMIT_LINE_NOTE,
34037         EXPR_WFL_NODE, EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME,
34038         EXPR_WFL_LINECOL, EXPR_WFL_LINENO, EXPR_WFL_COLNO,
34039         EXPR_WFL_SET_LINECOL): Remove.
34040         (phi_node_elt_check_failed, ephi_node_elt_check_failed,
34041         make_phi_node, init_phinodes, fini_phinodes,
34042         release_phi_node, phinodes_print_statistics,
34043         init_ssanames, fini_ssanames, make_ssa_name,
34044         release_ssa_name, ssanames_print_statistics,
34045         annotate_with_file_line, build_empty_stmt,
34046         annotate_with_locus, expr_only, categorize_ctor_elements,
34047         count_type_elements, add_var_to_bind_expr, is_essa_node,
34048         expand_stack_alloc, expand_stack_save,
34049         expand_stack_restore, add_case_node, operand_equal_p,
34050         nondestructive_fold_unary_to_constant,
34051         nondestructive_fold_binary_to_constant,
34052         fold_read_from_constant_string, int_const_binop,
34053         strip_float_extensions, simplify_builtin, c_strlen,
34054         recompute_tree_invarant_for_addr_expr,
34055         needs_to_live_in_memory, make_vector,
34056         setjmp_vars_warning, update_alignment_for_field,
34057         expand_asm_expr, asm_op_is_mem_input,
34058         containing_blocks_have_cleanups_or_stack_level,
34059         create_artificial_label, gimplify_function_tree,
34060         get_name, unshare_expr, walk_tree,
34061         walk_tree_without_duplicates, in_gimple_form): Declare.
34062         (struct tree_exp): Add fields locus and block.
34063         (struct tree_ssa_name, struct edge_def, struct
34064         tree_phi_node, struct tree_eref_common, struct
34065         tree_euse_node, struct ephi_arg_d, struct tree_ephi_node,
34066         union alias_var_def, struct tree_statement_list_node,
34067         struct tree_statement_list, enum operand_equal_flag): Declare.
34068         (enum tree_node_structure_enum): Add TS_SSA_NAME,
34069         TS_PHI_NODE, TS_EPHI_NODE, TS_EUSE_NODE, TS_EREF_NODE,
34070         TS_STATEMENT_LIST.
34071         (union tree_node): Add fields ssa_name, phi, eref, ephi,
34072         euse and stmt_list.
34073         (function_cannot_inline_p, uninitialized_vars_warning,
34074         save_for_inline, output_inline_function, all_cases_count,
34075         check_for_full_enumeration_handling,
34076         declare_nonlocal_label): Remove.
34077         (enum tree_dump_index): Add TDI_none, TDI_tu,
34078         TDI_generic, TDI_nested, TDI_vcg, TDI_xml.
34079         * unroll.c (unroll_loop): Don't clear map->inline_target.
34080         * unwind-sjlj.c (uw_install_context): Make a proper static inline
34081         function.
34082         * value-prof.c (value_prof_hooks): New.
34083         (find_values_to_profile): Rename to rtl_find_values_to_profile.
34084         Move rtl-specific bits in from branch_prob.
34085         (value_profile_transformations): Rename to
34086         rtl_value_profile_transformations.
34087         (struct value_prof_hooks): New.
34088         (rtl_value_prof_hooks): New.
34089         (rtl_register_value_prof_hooks): New.
34090         (tree_find_values_to_profile): New stub.
34091         (tree_value_profile_transformations): New stub.
34092         (tree_value_prof_hooks): New stub.
34093         (tree_register_value_prof_hooks): New stub.
34094         (find_values_to_profile): New.
34095         (value_profile_transformations): New.
34096         * value-prof.h: Add multiple inclusion guard.
34097         (struct histogram_value): Change rtx fields to void *.
34098         (rtl_register_value_prof_hooks): New declaration.
34099         (tree_register_value_prof_hooks): New declaration.
34100         (find_values_to_profile): New declaration.
34101         (free_profiled_values): New declaration.
34102         (value_profile_transformations): New declaration.
34103         (struct profile_hooks): New declaration.
34104         (init_branch_prob): Declaration moved from rtl.h.
34105         (branch_prob): Declaration moved from rtl.h.
34106         (end_branch_prob): Declaration mooved from rtl.h.
34107         (tree_register_profile_hooks): New declaration.
34108         (rtl_register_profile_hooks): New declaration.
34109         (tree_profile_hooks): New declaration.
34110         (rtl_profile_hooks): New declaration.
34111         * varasm.c: Include tree-mudflap.h.
34112         (TRAMPOLINE_ALIGNMENT): Remove.
34113         (make_decl_rtl): Call mudflap_enqueue_decl.
34114         (assemble_static_space):
34115         (assemble_trampoline_template): Set and return
34116         TRAMPOLINE_ALIGNMENT.
34117         * varray.c (element): Add GENERIC_PTR_NOGC entry.
34118         Add entry for 'tree *'.
34119         Add entry for struct edge_def *.
34120         (varray_copy): New.
34121         * varray.h (enum varray_data_enum): Add
34122         VARRAY_DATA_GENERIC_NOGC, VARRAY_DATA_EDGE and
34123         VARRAY_DATA_TREE_PTR.
34124         (union varray_data_tag): Corresponding changes.
34125         (VARRAY_GENERIC_PTR_NOGC_INIT, VARRAY_EDGE_INIT,
34126         VARRAY_TREE_PTR_INIT, VARRAY_GENERIC_PTR_NOGC,
34127         VARRAY_EDGE, VARRAY_TREE_PTR,
34128         VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_EDGE,
34129         VARRAY_PUSH_TREE_PTR, VARRAY_TOP_GENERIC_PTR_NOGC,
34130         VARRAY_TOP_EDGE, VARRAY_TOP_TREE_PTR): Define.
34132         * config/*/*: Various updates for changed macros, tree
34133         codes, etc.  Check ChangeLog.tree-ssa.
34135         * doc/cfg.texi: New file.
34136         * doc/tree-ssa.texi: New file.
34137         * doc/c-tree.texi: Document new codes.
34138         * doc/gccint.texi: Include new files.
34139         * doc/install.texi: Document new features.
34140         * doc/invoke.texi: Document new switches.
34141         * doc/passes.texi: Document new passes.
34142         * doc/rtl.texi: Update changed RTL codes.
34143         * doc/sourcebuild.texi: Update build instructions.
34144         * doc/standards.texi: Document Fortran changes.
34145         * doc/tm.texi: Update.
34147 2004-05-12  Paolo Bonzini  <bonzini@gnu.org>
34149         Replace several arrays with a struct of arrays.
34150         * combine.c (struct reg_stat): New.
34151         (init_reg_last_arrays): Renamed to...
34152         (init_reg_last): ...this.  Callers adjusted.
34153         (reg_stat): New.
34154         (combine_instructions): Allocate it and use it.
34155         (reg_last_death, reg_last_set, reg_last_set_value,
34156         reg_last_set_label, reg_last_set_table_tick,
34157         reg_last_set_invalid, reg_nonzero_bits, reg_sign_bit_copies,
34158         reg_last_set_mode, reg_last_set_nonzero_bits,
34159         reg_last_set_sign_bit_copies): Replace throughout
34160         with items of reg_stat.
34162 2004-05-11  Kaz Kojima  <kkojima@gcc.gnu.org>
34164         PR optimization/15100
34165         * combine.c (distribute_notes): Don't create a dangling
34166         REG_LIBCALL/REG_RETVAL note.
34168 2004-05-11  Aldy Hernandez  <aldyh@redhat.com>
34170         * config/rs6000/spe.md (spe_evneg): Rename to negv2si2.
34172         * config/rs6000/rs6000.c (bdesc_1arg): Change spe_evneg to
34173         negv2si2.
34175 2004-05-11  Aldy Hernandez  <aldyh@redhat.com>
34177         * doc/md.texi (Standard Names): Fix typo in vec_init description.
34179 2004-05-11  Geoffrey Keating  <geoffk@apple.com>
34181         * doc/gty.texi (GTY Options): Clarify example.
34183 2004-05-11  Fariborz Jahanian  <fjahanian@apple.com>
34185         * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
34186         Add const qualifier to altivec vector type if one is needed.
34188 2004-05-11  Paul Brook  <paul@codesourcery.com>
34190         * flags.h (flag_short_enums): Update comment.
34191         * opts.c (decode_options): Set flag_short_enums to 2.
34192         * toplev.c (flag_short_enums): Update comment.
34193         (process_options): Call default_short_enums target hook.
34195 2004-05-11  Andrew Pinski  <pinskia@gcc.gnu.org>
34197         PR target/14063
34198         * config/rs6000/altivec.md (altivec_dssall):
34199         Change to unspec_volatile.
34200         (altivec_dss): Likewise.
34202 2004-05-10  Aldy Hernandez  <aldyh@redhat.com>
34204         * config/rs6000/altivec.md ("one_cmplv16qi2"): Change vnot to
34205         vnor.
34206         ("one_cmplv8hi2"): Same.
34207         ("one_cmplv4si2"): Same.
34209 2004-05-10  Kaz Kojima  <kkojima@gcc.gnu.org>
34211         PR target/15130
34212         * config/sh/sh-protos.h (sh_expand_epilogue): Change prototype.
34213         * config/sh/sh.c (output_stack_adjust): Take the sibcall epilogue
34214         into account.  Compute the correct number of general registers
34215         for the return value.  Generate a special push/pop sequence when
34216         failing to get a temporary register for non SHmedia epilogue.
34217         (sh_expand_epilogue): Add an argument to show whether it's for
34218         sibcall or not.  Set the 3rd argument of output_stack_adjust to
34219         -1 if needed.
34220         (sh_need_epilogue): Call sh_expand_epilogue with 0.
34221         * config/sh/sh.md (sibcall_epilogue): Call sh_expand_epilogue
34222         with 1.
34223         (epilogue): Call sh_expand_epilogue with 0.
34225 2004-05-10  Andrew Pinski  <pinskia@physics.uc.edu>
34227         * gcse.c (eliminate_partially_redundant_loads): Instead of returning early,
34228         goto a cleanup label.  After the cleanup, free the allocated memory.
34230 2004-05-10  Ziemowit Laski  <zlaski@apple.com>
34232         * config/rs6000/altivec.h (vec_sld): Add overloads for
34233         argument/return types of 'vector bool int', 'vector bool short'
34234         and 'vector bool char'.
34236 2004-05-10  Zack Weinberg  <zack@codesourcery.com>
34238         * c-decl.c (store_parm_decls_newstyle): Correct test for a
34239         nested function.
34241 2004-05-10  Richard Sandiford  <rsandifo@redhat.com>
34243         * read-rtl.c (read_rtx): Allow 's' and 'T' strings to be omitted,
34244         treating missing ones as "".
34245         * config/mips/mips.md: Remove constraints from match_operands and
34246         match_scratches if they appear in define_expands (except reload*),
34247         define_peephole2s, define_splits or attribute specifications.
34248         * config/mips/7000.md, config/mips/sb1.md: Remove match_operand
34249         constraint strings.
34251 2004-05-10  Alan Modra  <amodra@bigpond.net.au>
34253         * config/rs6000/rs6000.c (function_arg_boundary): Always align
34254         AltiVec vectors.
34255         (function_arg_advance): Pass TARGET_32BIT -mabi=no-altivec AltiVec
34256         vectors by refererence.  Align the same for TARGET_64BIT to a 16
34257         byte boundary.  Remove useless code.  Add function comment.
34258         (function_arg): Similarly.  Move gpr rs6000_mixed_function_arg
34259         call to where it belongs.
34260         (function_arg_partial_nregs): Return true for all TARGET_32BIT
34261         -mabi=no-altivec AltiVec vectors.  Fix debug output.
34262         (rs6000_va_arg): Adjust for AltiVec change.
34264 2004-05-10  Paul Brook  <paul@codesourcery.com>
34266         * config/arm/arm.c (arm_promote_prototypes): Use TARGET_AAPCS_BASED.
34267         * config/arm/arm.h (TARGET_AAPCS_BASED): Define.
34268         (TARGET_DOUBLEWORD_ALIGN): Use it.
34269         (WCHAR_TYPE): Define.
34270         (WCHAR_SIZE_TYPE): Define.
34271         (SIZE_TYPE): Define.
34273 2004-05-10  Alan Modra  <amodra@bigpond.net.au>
34275         * config/rs6000/rs6000.c (function_arg_boundary): Align for ABI_V4
34276         when size is 8 bytes.
34277         (function_arg_advance): Account for stack space used by AltiVec
34278         args when -mabi=altivec.  Simplify alignment calculations.  For
34279         ABI_V4, pass AltiVec vectors by reference when -mabi=no-altivec.
34280         (function_arg): Similarly.
34281         (function_arg_pass_by_reference): True for ABI_V4 AltiVec when
34282         not AltiVec ABI.
34283         (rs6000_va_arg): Correct fp arg test.  Adjust for AltiVec change.
34284         Correct alignment, and align before testing reg count.  Remove
34285         TREE_THIS_VOLATILE from reg.  Don't emit unused labels.
34286         (rs6000_complex_function_value): Check TARGET_HARD_FLOAT and
34287         TARGET_FPRS here..
34288         (rs6000_function_value): .. not here before call.
34290 2004-05-09  Aldy Hernandez  <aldyh@redhat.com>
34292         * config/rs6000/spe.md ("tstsflt_gpr"): Fix typo in unspec.
34294 2004-05-09  Zack Weinberg  <zack@codesourcery.com>
34296         PR 15007
34297         * c-decl.c (current_file_decl): Rename to all_translation_units,
34298         adjust comment.
34299         (pop_scope): If popping file_scope, construct a
34300         TRANSLATION_UNIT_DECL and make it the context of all the
34301         symbols in the scope.
34302         (push_file_scope): Don't construct a TRANSLATION_UNIT_DECL here.
34303         (pushdecl): Clarify comment.  Do not set DECL_CONTEXT of
34304         anything to current_file_decl.
34305         (pushdecl_top_level): Likewise.
34306         (store_parm_decls_newstyle): Adjust check for nested function.
34307         (c_write_global_declarations): Update for renamed variable.
34309 2004-05-09  Aldy Hernandez  <aldyh@redhat.com>
34311         * config/rs6000/rs6000-protos.h
34312         (rs6000_conditional_register_usage): Protoize.
34314         * config/rs6000/rs6000.c (rs6000_conditional_register_usage): New.
34316         * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Call
34317         function.
34319 2004-05-08  Roger Sayle  <roger@eyesopen.com>
34321         * fold-const.c (fold_div_compare): New function to optimize X/C1 op C2
34322         where op is a comparison operator and C1 and C2 are integer constants
34323         into a range check.
34324         (fold): Call fold_div_compare.
34326 2004-05-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
34328         * doc/install.texi (sparc-sun-solaris2*): Document bootstrap
34329         problems with earlier versions of the GNU compiler.
34331 2004-05-07  Aldy Hernandez  <aldyh@redhat.com>
34333         * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
34334         Declare.
34336         * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): New.
34337         (rs6000_hard_regno_mode_ok): New.
34338         (rs6000_init_hard_regno_mode_ok): New.
34339         (rs6000_override_options): Call rs6000_init_hard_regno_mode_ok.
34341         * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Use precomputed
34342         result.
34344 2004-05-07  Ziemowit Laski  <zlaski@apple.com>
34346         * config/rs6000/altivec.h (vector, pixel, bool): Do not
34347         define as macros #ifdef __APPLE_ALTIVEC__.
34349 2004-05-07  Fariborz Jahanian  <fjahanian@apple.com>
34351         * config/rs6000/rs6000.c (rs6000_mixed_function_arg):
34352         Generate appropriate parallels for vector arguments
34353         passed to vararg functions. (function_arg): make the call
34354         to rs6000_mixed_function_arg for vector args as needed.
34356 2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
34358         * config/mips/mips.c (mips_va_arg): Fix calculation of osize for
34359         EABI_FLOAT_VARARGS_P.
34361 2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
34363         * config/mips/mips.h (ISA_HAS_BRANCHLIKELY): Remove TARGET_MIPS5500.
34364         * config/mips/mips.c (override_options): Disable branch likely
34365         instructions if TUNE_MIPS5500.
34367 2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
34369         * config/mips/mips.c (override_options): Allow the hi and lo registers
34370         to store any integral mode, not just MODE_INTs.
34372 2004-05-07  Paul Brook  <paul@codesourcery.com>
34374         * config/arm/arm.c (arm_promote_prototypes): Use TARGET_AAPCS_BASED.
34375         * config/arm/arm.h (TARGET_AAPCS_BASED): Define.
34376         (TARGET_DOUBLEWORD_ALIGN): Use it.
34377         (WCHAR_TYPE): Define.
34378         (WCHAR_SIZE_TYPE): Define.
34379         (SIZE_TYPE): Define.
34381 2004-05-07  Uros Bizjak  <uros@kss-loka.si>
34383         * config/i386/i386.c (ix86_emit_fp_unordered_jump): Use
34384         testb $4, %ah insn instead of sahf insn if !TARGET_USE_SAHF.
34386 2004-05-07  Andrew Pinski  <pinskia@physics.uc.edu>
34388         * loop-doloop.c (doloop_valid_p): Make sure that body
34389         gets freed.
34391 2004-05-07  Eric Botcazou  <ebotcazou@act-europe.fr>
34393         * config/sparc/sparc-protos.h (sparc_skip_caller_unimp): New
34394         declaration.
34395         * config/sparc/sparc.c (SKIP_CALLERS_UNIMP_P): Delete.
34396         (sparc_skip_caller_unimp): New global variable.
34397         (sparc_function_epilogue): Set 'sparc_skip_caller_unimp'.
34398         Use it instead of SKIP_CALLERS_UNIMP_P.
34399         * config/sparc/sparc.md (call expander): Add sanity check.
34400         (call_address_struct_value_sp32): Re-sync with expander.
34401         (call_symbolic_struct_value_sp32): Likewise.
34402         (return peepholes): Use 'sparc_skip_caller_unimp' instead
34403         of custom predicate.
34405 2004-05-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
34407         PR c++/14962
34408         * c-pragma.c (handle_pragma_redefine_extname): Only change
34409         the assembler name of FUNCTION_DECLs and VAR_DECLs.
34411 2004-05-07  Uros Bizjak  <uros@kss-loka.si>
34413         * optabs.h (enum optab_index): Add new OTI_log1p.
34414         (log1p_optab): Define corresponding macro.
34415         * optabs.c (init_optabs): Initialize log1p_optab.
34416         * genopinit.c (optabs): Implement log1p_optab using log1p?f2
34417         patterns.
34418         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG1P{,F,L}
34419         using log1p_optab.
34420         (expand_builtin): Expand BUILT_IN_LOG1P{,F,L} using
34421         expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
34423         * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FYL2XP1.
34425         * config/i386/i386.c (ix86_emit_i387_log1p): New function.
34426         * config/i386/i386-protos.h (ix86_emit_i387_log1p):
34427         Prototype here.
34428         * config/i386/i386.md (UNSPEC_FYL2XP1): New unspec to represent
34429         x87's fyl2xp1 instruction.
34430         (*fyl2x_xf3): Rename insn definition to fyl2x_xf3.
34431         (fyl2xp1_xf3): New pattern to implement fyl2xp1 x87 instruction.
34432         (log1psf2, log1pdf2, log1pxf2): New expanders to implement log1pf,
34433         log1p  and log1pl built-ins as inline x87 intrinsics.
34435 2004-05-07  Loren James Rittle  <ljrittle@acm.org>
34437         * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Proper redefinition.
34438         * config/arm/freebsd.h: Likewise.
34439         * config/ia64/freebsd.h: Likewise.
34440         * config/sparc/freebsd.h: Likewise.
34442 2004-05-07  Hans-Peter Nilsson  <hp@axis.com>
34444         PR optimization/15296
34445         * reorg.c (fill_simple_delay_slots): Use next_real_insn when
34446         getting last consecutive label at a branch.
34447         (relax_delay_slots): Similar, near top of loop.
34449 2004-05-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
34451         PR target/15202
34452         * pa.md (movdi, movsi, movhi, movqi): Support move from shift amount
34453         register to general register.
34455 2004-05-07  Alan Modra  <amodra@bigpond.net.au>
34457         * config/rs6000/rs6000.h (STACK_BOUNDARY): Use 128 bit for either
34458         TARGET_ALTIVEC or TARGET_ALTIVEC_ABI.
34459         * config/rs6000/sysv4.h (ABI_STACK_BOUNDARY): Likewise.
34460         (STACK_BOUNDARY): Delete.
34462 2004-05-06  Stuart Hastings  <stuart@apple.com>
34464         * gcc/doc/invoke.texi: Restore -fgcse-after-reload doc from 1.421,
34465         mistakenly clobbered by 1.423.
34467 2004-05-06  Richard Sandiford  <rsandifo@redhat.com>
34469         * doc/invoke.texi: Document -mvr4130-align.
34470         * config/mips/mips.h (MASK_VR4130_ALIGN, TARGET_VR4130_ALIGN)
34471         (TUNE_MIPS4120, TUNE_MIPS4130): New macros.
34472         (TUNE_MACC_CHAINS): Include TUNE_MIPS4120 and TUNE_MIPS4130.
34473         (TARGET_SWITCHES): Add -mvr4130-align and -mno-vr4130-align.
34474         * config/mips/mips.md: Include sched-int.h.
34475         (USEFUL_INSN_P, SEQ_BEGIN, SEQ_END, FOR_EACH_SUBINSN): New macros.
34476         (mips_rtx_costs): Set integer multiplication costs for TUNE_MIPS4130.
34477         (override_options): Enable -mvr4130-align at -O3 and above.
34478         (mips_sim_insn): New variable.
34479         (mips_sim): New structure.
34480         (mips_sim_reset, mips_sim_init, mips_sim_next_cycle, mips_sim_wait_reg)
34481         (mips_sim_wait_regs_2, mips_sim_wait_regs_1, mips_sim_wait_regs)
34482         (mips_sim_wait_units, mips_sim_wait_insn, mips_sim_record_set)
34483         (mips_sim_issue_insn, mips_sim_issue_nop, mips_sim_finish_insn)
34484         (vr4130_avoid_branch_rt_conflict, vr4130_align_insns): New functions.
34485         (mips_reorg): Call vr4130_align_insns.
34486         (vr4130_last_insn): New variable.
34487         (vr4130_true_reg_dependence_p_1, vr4130_true_reg_dependence_p)
34488         (vr4130_swap_insns_p, vr4130_reorder): New functions.
34489         (mips_sched_reorder, mips_variable_issue): Hook in vr4130 code.
34490         (mips_issue_rate): Return 2 for PROCESSOR_R4130.
34491         (mips_use_dfa_pipeline_interface): Return true for the same.
34492         * config/mips/4130.md: New file.
34493         * config/mips/mips.md: Include it.  Add a peephole2 to convert
34494         "mult;mflo" into "mtlo;macc".
34495         (*macc, *umul_acc_di, *smul_acc_di): Use $1 rather than $0 as the
34496         target of maccs.
34497         (*msac_using_macc): New pattern.
34499 2004-05-06  Richard Sandiford  <rsandifo@redhat.com>
34501         * config/mips/5500.md (ir_vr55_store): Set latency to 0.
34502         (ir_vr55_hilo): Split into...
34503         (ir_vr55_mfhilo, ir_vr55_mthilo): ...these new reservations.
34504         (ir_vr55_imul_si, ir_vr55_imadd): Change latency to 5.
34505         (ir_vr55_imul_di): Change latency to 9.  Reserve vr55_mac for 4 cycles.
34506         Add various multiplication bypasses.
34507         * config/mips/mips.c (mips_rtx_costs): Adjust VR5500 costs for integer
34508         multiplication.
34510 2004-05-06  Uros Bizjak  <uros@kss-loka.si>
34512         * config/i386/i386.md (*fscalexf4): Correct insn "mode"
34513         attribute to "XF".
34515 2004-05-05  Uros Bizjak  <uros@kss-loka.si>
34517         * optabs.h (enum optab_index): Add new OTI_fmod and OTI_drem.
34518         (fmod_optab, drem_optab): Define corresponding macros.
34519         * optabs.c (init_optabs): Initialize fmod_optab and drem_optab.
34520         * genopinit.c (optabs): Implement fmod_optab and drem_optab
34521         using fmod?f3 and drem?f3 patterns.
34522         * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_FMOD{,F,L}
34523         using fmod_optab and BUILT_IN_DREM{,F,L} using drem_optab.
34524         (expand_builtin): Expand BUILT_IN_FMOD{,F,L} and
34525         BUILT_IN_DREM{,F,L} using expand_builtin_mathfn_2 if
34526         flag_unsafe_math_optimizations is set.
34528         * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FPREM_F,
34529         UNSPEC_FPREM_U, UNSPEC_FPREM1_F and UNSPEC_FPREM1_U.
34531         * config/i386/i386.c (ix86_emit_fp_unordered_jump): New function.
34532         * config/i386/i386-protos.h (ix86_emit_fp_unordered_jump):
34533         Prototype here.
34534         * config/i386/i386.md (UNSPEC_FPREM_F, UNSPEC_FPREM_U,
34535         UNSPEC_FPREM1_F, UNSPEC_FPREM1_U): New unspecs to represent x87's
34536         fprem and fprem1 instructions.
34537         (*x86_fnstsw_1): Change input parameter to (reg:CCFP 18).
34538         Rename insn definition to x86_fnstsw_1.
34539         (fpremxf4, fprem1xf4): New patterns to implement fprem and fprem1
34540         x87 instructions.
34541         (fmodsf3, fmoddf3, fmodxf3): New expanders to implement fmodf, fmod
34542         and fmodl built-ins as inline x87 intrinsics.
34543         (dremsf3, dremdf3, dremxf3): New expanders to implement dremf, drem
34544         and dreml built-ins as inline x87 intrinsics.
34546 2004-05-05  Roger Sayle  <roger@eyesopen.com>
34548         * reload1.c (inherit_piecemeal_p): Mark parameters potentially unused.
34550 2004-05-05  Ian Lance Taylor  <ian@wasabisystems.com>
34552         PR driver/9822
34553         * doc/invoke.texi (Spec Files): Remove documentation of %c.
34555 2004-05-05  Chris Demetriou  <cgd@broadcom.com>
34557         * config/mips/mips.md: Update the msub define_split for new mflo/mfhi
34558         representation.
34560 2004-05-06  Paul Brook  <paul@codesourcery.com>
34562         * config/arm/arm-protots.h (vfp_mem_operand): Rename ...
34563         (arm_coproc_mem_operand): ... To this.
34564         * config/arm/arm.c (arm_legitimate_address_p): Allow ldrd modes.
34565         (arm_legitimate_index_p): Ditto.
34566         (vfp_mem_operand): Rename ...
34567         (arm_coproc_mem_operand): ... To this.  Handle writeback modes.
34568         (vfp_secondary_reload_class): Use it.
34569         (output_move_double): Use doubleword load/store instructions.
34570         (arm_hard_regno_mode_ok): Only allow even reg pairs for ldrd.
34571         * config/arm/arm.h (TARGET_LDRD): Define.
34572         (EXTRA_CONSTRAINT_STR_ARM): Add 'Uy'.
34573         * config/gcc/arm/arm.md (arm_movdi): Allow all valid memory operands.
34574         New splitter for invalid doubleword loads.
34575         * config/arm/iwmmxt.md (iwmmxt_arm_movdi): Use Uy constraint.
34576         * config/arm/vfp.md (arm_movdi_vfp): Allow all valid memory operands.
34577         * doc/md.texi: Document Uy constraint.
34579 2004-05-05  Jan Hubicka  <jh@suse.cz>
34581         PR opt/14980
34582         * cgraphunit.c (cgraph_remove_unreachable_nodes): Deal properly with
34583         inline clones.
34585 2004-05-05  H.J. Lu  <hongjiu.lu@intel.com>
34587         PR target/15290
34588         * config/i386/i386.c (ix86_split_to_parts): Use real_to_target
34589         instead of REAL_VALUE_TO_TARGET_LONG_DOUBLE.
34591 2004-05-05  Mike Stump  <mrs@apple.com>
34593         * config/darwin-c.c (add_framework): Copy the directory name as it
34594         can be freed later.  Also, ensure we always allocate enough room
34595         for the cached framework information.
34596         (find_subframework_header): Keep track of the directory where the
34597         subframework header was found.
34598         (framework_construct_pathname): Speed up by not trying to re-add a
34599         framework.
34600         * cppfiles.c (search_path_exhausted): Arrange for the missing
34601         header callback to be able to set the directory where the header
34602         was found.
34603         (cpp_get_dir): Add.
34604         * cpplib.h (missing_header_cb): Add a parameter.
34605         (cpp_get_dir): Add.
34607 2004-05-03  Mike Stump  <mrs@apple.com>
34609         * doc/invoke.texi (Directory Options): Document -iquote.
34610         * doc/cpp.texi: Likewise.
34611         * doc/cppopts.texi: Likewise.
34612         * c-opts.c (c_common_missing_argument): Add -iquote processing.
34613         (c_common_handle_option): Likewise.
34614         * c.opt (iquote): Add.
34615         * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -iquote.
34616         * c-incpath.c (merge_include_chains): Update comment to use -iquote.
34618         * c-opts.c (case OPT_I): Deprecate -I- support.
34619         * doc/invoke.texi: Likewise.
34620         * doc/cpp.texi: Likewise.
34621         * doc/cppopts.texi: Likewise.
34623 2004-05-05  Steven Bosscher  <stevenb@suse.de>
34625         * basic-block.h (free_basic_block_vars): Update prototype.
34626         * flow.c (free_basic_block_vars): Remove the keep_head_end_p
34627         argument.
34628         (life_analysis): Update call.
34629         * ifcvt.c (if_convert): Likewise.
34630         * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
34631         * passes.c (rest_of_handle_final): Likewise.
34632         (rest_of_compilation): Likewise.
34633         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
34635         * emit-rtl.c (next_real_insn): Use INSN_P.
34636         (prev_real_insn): Likewise.
34638 2004-05-05  Eric Christopher  <echristo@redhat.com>
34640         * config/mips/mips.md: Update the madd define_split for new mflo/mfhi
34641         representation.
34643 2004-05-05  Paolo Bonzini  <bonzini@gnu.org>
34645         * config/rs6000/rs6000.c (build_opaque_vector_type):
34646         New function.
34647         (rs6000_init_builtins): Use it.
34649 2004-05-04  Bernard Giroud  <bgiroud2@free.fr>
34651         * gcc/gcc/vmsdbgout.c (vms_func_node, vms_func_ref): New.
34652         (func_table): Change type from char ** to vms_func_ref.
34653         (write_rtnbeg):  Update to reflect func_table change.  Use
34654         fde->funcdef_number instead of rtnnum in output.
34655         (write_rtnend, vmxdbgout_begin_function, vmsdbgout_init): Likewise.
34657 2004-05-04  Paolo Bonzini  <bonzini@gnu.org>
34658             Richard Henderson  <rth@redhat.com>
34660         PR target/14899
34662         * c-common.c (vector_types_convertible_p): New function.
34663         * c-typeck.c (comptypes): Recurse on vector types.
34664         (convert_for_assignment): Use vector_types_convertible_p.
34665         (digest_init): Use vector_types_convertible_p to check
34666         validness of constant vector initializers; otherwise treat
34667         them as scalars.
34668         * tree.c (make_or_reuse_type): New.
34669         (build_common_tree_nodes): Use it.
34670         * cp/call.c (standard_conversion): Likewise.
34671         * cp/typeck.c (comptypes): Recurse on vector types.
34672         (convert_for_assignment): Use vector_types_convertible_p.
34674 2004-05-04  Chris Demetriou  <cgd@broadcom.com>
34676         * config/mips/mips.c (override_options): Default to no
34677         generation of branch-likely operations when tuning for
34678         CPUs where they tend to have a negative performance impact
34679         (e.g., SB-1).
34681 2004-05-04  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
34683         * expr.c (store_constructor_field): Don't call store_constructor
34684         if bitsize is not a multiple of a byte.
34686 2004-05-04  Richard Sandiford  <rsandifo@redhat.com>
34688         * reload1.c (inherit_piecemeal_p): New function.
34689         (emit_reload_insns): When reloading a group of hard registers, use
34690         inherit_piecemeal_p to decide whether the values of individual hard
34691         registers can be inherited.
34693 2004-05-04  H.J. Lu  <hongjiu.lu@intel.com>
34695         * config/ia64/t-ia64 (LIB2ADDEH): Remove gthr-gnat.c.
34696         * config/s390/t-tpf (LIB2ADDEHDEP): Likewise.
34697         * config/t-linux (LIB2ADDEHDEP): Likewise.
34699 2004-05-04  Paul Brook  <paul@codesourcery.com>
34701         * config/arm/crti.asm: Push an even number of registers.
34702         * config/arm/crtn.asm: And restore them.  Load via sp.
34704 2004-05-04  Paolo Bonzini  <bonzini@gnu.org>
34706         * ggc-zone.c (ggc_alloc_zone_1): Add MEM_STAT_DECL parameter.
34707         Collect overhead information.
34708         (ggc_alloc_stat): New name of ggc_alloc.  Add MEM_STAT_DECL
34709         parameter and pass it through.
34710         (ggc_alloc_typed_stat): New name of ggc_alloc_typed.  Add
34711         MEM_STAT_DECL parameter and pass it through.
34712         (ggc_alloc_zone_stat): New name of ggc_alloc_zone.  Add
34713         MEM_STAT_DECL parameter and pass it through.
34715 2004-05-03  Aldy Hernandez  <aldyh@redhat.com>
34717         * config/rs6000/rs6000-protos.h: Protoize rs6000_hard_regno_nregs.
34719         * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): New.
34721         * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Call
34722         rs6000_hard_regno_nregs.
34724 2004-05-03  Eric Christopher  <echristo@redhat.com>
34726         * config/s390/s390.c (s390_emit_prologue): Call unspec tpf
34727         prologue insn instead of setting up call.
34728         (s390_emit_epilogue): Ditto.
34729         * config/s390/s390.md (prologue_tpf, epilogue_tpf): New patterns.
34730         (define_constants): Add numbers for above patterns.
34732 2004-05-03  Eric Christopher  <echristo@redhat.com>
34734         * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Move body...
34735         * config/s390/s390.c (s390_conditional_register_usage): ...here.
34736         * config/s390/s390-protos.h: Prototype.
34738 2004-05-03  Joe Buck <jbuck@welsh-buck.org>
34740         * cppfiles.c (pchf_adder): Eliminate use of |= in d->have_once_only
34741         assignment.
34743 2004-05-03  Eric Christopher  <echristo@redhat.com>
34745         * config/mips/mips.md: Fix branch length attribute definition.
34747 2004-05-03  Aldy Hernandez  <aldyh@redhat.com>
34749         * config.gcc: Remove --enable-altivec support.
34751         * config/rs6000/altivec-defs.h: Remove.
34753 2004-05-03  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
34755         * fixinc/inclhack.def (svr4_profil): Don't apply on IRIX 5/6.
34756         * fixinc/fixincl.x: Regenerate.
34758 2004-05-03  Uros Bizjak  <uros@kss-loka.si>
34760         * config/i386/i386.md (*fyl2x_sfxf3, *fyl2x_dfxf3): Remove insn
34761         definition.
34762         (log?f2, log10?f2, log2?f2): Reimplement expanders with
34763         float_truncate insn.
34764         (*fxtractsf3, *fxtractdf3): Remove insn definition.
34765         (logb?f2): Reimplement expanders with float_truncate insn.
34767 2004-05-03  Graham Stott  <graham.stott@btinternet.com>
34769         PR 14718
34770         * dwarf2out.c (dwarf2out_imported_module_or_decl): Use
34771         force_type_die for CONST_DECL.
34773 2004-05-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
34774             Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
34776         * config.gcc (sparc64-*-solaris2*, sparcv9-*-solaris2*): Add
34777         tm-dwarf2.h to tm_file.
34778         (sparc-*-solaris2*): Add tm-dwarf2.h to tm_file for Solaris 7+.
34779         * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Delete.
34780         (ASM_DEBUG_SPEC): Delete.
34782 2004-05-03  Uros Bizjak  <uros@kss-loka.si>
34784         * optabs.h (enum optab_index): Add new OTI_expm1.
34785         (expm1_optab): Define corresponding macro.
34786         * optabs.c (init_optabs): Initialize expm1_optab.
34787         * genopinit.c (optabs): Implement expm1_optab using expm1?f2
34788         patterns.
34789         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXPM1{,F,L}
34790         using expm1_optab.
34791         (expand_builtin): Expand BUILT_IN_EXPM1{,F,L} using
34792         expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
34794         * config/i386/i386.md (expm1df2, expm1sf2, expm1xf2): New expanders
34795         to implement expm1, expm1f and expm1l built-ins as inline x87
34796         intrinsics.
34798 2004-05-02  Alexandre Oliva  <aoliva@redhat.com>
34800         2003-11-19  Richard Sandiford  <rsandifo@redhat.com>
34801         * config/frv/frv.md (*return_true, *return_false): New patterns.
34803 2004-05-02  Kazu Hirata  <kazu@cs.umass.edu>
34805         * rtl.h (PHI_NODE_P): Remove.
34807 2004-05-02  Eric Botcazou  <ebotcazou@act-europe.fr>
34809         PR middle-end/14988
34810         * function.c (assign_stack_local_1): Use BITS_PER_UNIT alignment
34811         when passed -2 as 'align'.
34812         (put_var_into_stack): Use 'bool' as the type for the three local
34813         predicates.  Adjust calls to put_reg_into_stack.
34814         When passed a CONCAT, instruct put_reg_into_stack to use
34815         a consecutive stack slot for the second part.
34816         (put_reg_into_stack): Remove 'promoted_mode' parameter, add
34817         'consecutive_p' parameter.  Turn the three predicates into 'bool'
34818         parameters.  Retrieve the register mode from 'reg'.
34819         When consecutive_p is true, instruct assign_stack_local_1 to use
34820         BITS_PER_UNIT alignment.
34821         (put_addressof_into_stack): Use 'bool' as the type for the two
34822         local predicates. Adjust call to put_reg_into_stack.
34824 2004-05-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
34826         * fold-const.c (fold_convert_const, fold): Add missing
34827         FIX_ROUND_EXPR case.
34829 2004-05-02  Alexandre Oliva  <aoliva@redhat.com>
34831         * configure.ac (FLEX, BISON): Only use tools from the build tree
34832         if build equals host.
34833         * configure: Rebuilt.
34835         * config/frv/frv-protos.h (frv_expand_epilogue,
34836         frv_expand_fdpic_call): Add bool argument.
34837         * config/frv/frv.c (frv_function_ok_for_sibcall): New.
34838         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to it.
34839         (frv_expand_epilogue): Use new argument to decide whether to emit
34840         return instruction or copy the return address to LR.
34841         (frv_expand_fdpic_call): Inline PLT entry when emitting direct
34842         sibcalls.
34843         (sibcall_operand): New.
34844         * config/frv/frv.h (PREDICATE_CODES): call_operand doesn't match
34845         PLUS nor LABEL_REF.  Add sibcall_operand.
34846         * config/frv/frv.md (call, call_value): Pass false to
34847         frv_expand_fdpic_call.
34848         (call_fdpicdi, call_value_fdpicdi): Insert %i0 in calll.
34849         (sibcall, sibcall_internal, sibcall_fdpicdi, sibcall_value,
34850         sibcall_value_internal, sibcall_value_fdpicdi): New.
34851         (return_unsigned_true, return_unsigned_false): New.
34852         (epilogue): Adjust call to frv_expand_epilogue.
34853         (sibcall_epilogue): New.
34855         * config/frv/frv.h (ASM_SPEC): Pass -mno-fdpic as -mnopic.
34856         (CPP_SPEC, CPP_SIMPLE_SPEC): Undefine __FRV_ACC__ and __FRV_FPR__
34857         before redefining them.
34859 2004-05-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
34861         * builtins.c (fold_fixed_mathfn): New function.
34862         (fold_builtin_lround, fold_builtin): Use it.
34864 2004-05-01  Jakub Jelinek  <jakub@redhat.com>
34866         * config/sparc/linux64.h (TARGET_DEFAULT): Make 64-bit by default
34867         also for TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3.
34869 2004-05-01  Kazu Hirata  <kazu@cs.umass.edu>
34871         * config/cris/cris.h: Revert my "fix comment typos" patch.
34873 2004-05-01  Richard Sandiford  <rsandifo@redhat.com>
34875         * config/mips/mips.h (TUNE_MACC_CHAINS): Fix comment.
34877 2004-05-01  Falk Hueffner  <falk@debian.org>
34879         * config/alpha/alpha.md (builtin_insbl, builtin_inswl,
34880         builtin_insll): Disallow 0 as first input operand.
34882 2004-05-01  Falk Hueffner  <falk@debian.org>
34884         * config/alpha/alpha.c (alpha_rtx_costs): Fix shiftadd costs.
34886 2004-05-01  Ulrich Weigand  <uweigand@de.ibm.com>
34888         PR middle-end/15054
34889         * expr.c (expand_expr_real): Do not call preserve_temp_slots
34890         on a TARGET_EXPR temp.
34891         * function.c (assign_stack_temp_for_type): Set 'keep' flag for
34892         TARGET_EXPR temp slots.
34894 2004-05-01  Paolo Bonzini  <bonzini@gnu.org>
34896         * simplify-rtx.c (simplify_ternary_operation): When
34897         converting an IF_THEN_ELSE to a relational op, return
34898         correct mode.
34900 2004-04-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
34902         * builtins.c (fold_builtin_round): Fix comment typo.
34903         (fold_builtin_lround): New function.
34904         (fold_builtin): Use it.
34906 2004-04-20  Andrew Pinski  <pinskia@physics.uc.edu>
34908         PR target/11608
34909         * config/sh/elf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Update and make it
34910         more like the one in config/dbxelf.h.
34912 2004-04-30  Zack Weinberg  <zack@codesourcery.com>
34914         * tree.h (SET_ARRAY_OR_VECTOR_CHECK): Rename to SET_OR_ARRAY_CHECK
34915         and adjust definition accordingly.
34916         (TYPE_DOMAIN): Allow only SET_TYPE and ARRAY_TYPE.
34917         (TYPE_DEBUG_REPRESENTATION_TYPE): Allow only VECTOR_TYPE.
34918         * expr.c (store_constructor): Do not access TYPE_DOMAIN of a
34919         VECTOR_TYPE.
34921 2004-04-30  Jason Merrill  <jason@redhat.com>
34923         PR c++/14587
34924         * config/i386/winnt.c (associated_type): Look for attributes on
34925         the TYPE_MAIN_VARIANT of *this.
34926         * attribs.c (decl_attributes): If ATTR_FLAG_TYPE_IN_PLACE, also
34927         apply the attributes to the variants.
34929 2004-04-30  Paul Brook  <paul@codesourcery.com>
34931         * config.gcc: Simplify arm --with-{cpu,tune} test.
34932         * config/arm/arm-cores.def: Document whitespace restrictions.
34934 2004-04-30  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
34936         PR other/1963
34937         * config/alpha/osf.h (SWITCHES_NEED_SPACES): Define.
34939 2004-04-30  Brian Ford  <ford@vss.fsi.com>
34940             DJ Delorie  <dj@redhat.com>
34942         * config/i386/cygming.h [HAVE_GAS_PE_SECREL32_RELOC]
34943         (DWARF2_DEBUGGING_INFO): Define to enable.
34944         (DBX_REGISTER_NUMBER): Define to use the svr4 register map for
34945         DWARF2.
34946         * configure.ac (Target-specific assembler checks)
34947         <i[34567]86-*-[cygwin*|pe|mingw32*]>: New test for .secrel32
34948         relocs.
34949         * configure: Regenerate.
34950         * config.in: Likewise.
34952         * config/i386/cygming.h [HAVE_GAS_PE_SECREL32_RELOC]
34953         (ASM_OUPUT_DWARF_OFFSET): Define.
34955 2004-04-29  Andreas Krebbel  <krebbel1@de.ibm.com>
34957         * config/s390/s390-protos.h (s390_emit_epilogue): Parameter added.
34958         (s390_emit_call): New function prototype added.
34959         (s390_tls_get_offset): Function removed.
34960         * config/s390/s390.c (s390_function_ok_for_sibcall,
34961         s390_call_saved_register_used_p): New functions.
34962         (TARGET_FUNCTION_OK_FOR_SIBCALL): Definition of target macro added.
34963         (s390_tls_get_offset): Function merged into s390_emit_tls_call_insn.
34964         (s390_emit_tls_call_insn): New function.
34965         (legitimize_tls_address): Call s390_emit_tls_call_insn instead of
34966         emit_call_insn.
34967         (s390_emit_prologue): Use s390_emit_call instead of emit_call_insn.
34968         (s390_emit_epilogue): Like s390_emit_prologue. Parameter for sibcalls
34969         added.
34970         * config/s390/s390.h (SIBCALL_REGNUM): New macro representing the
34971         register number used to hold the target address for sibcalls.
34972         * config/s390/s390.md ("sibcall", "sibcall_value", "sibcall_epilogue"):
34973         New expanders.
34974         ("*sibcall_br", "*sibcall_brc", "*sibcall_brcl", "*sibcall_value_br",
34975         "*sibcall_value_brc", "*sibcall_value_brcl"): New insns.
34976         ("call_exp", "call_value_exp", "call_value_tls", "call_value_tls_exp"):
34977         Expanders removed.
34978         ("call", "call_value"): Call s390_emit_call to emit the call patterns.
34979         ("*bras", "*brasl", "*bras_r", "*brasl_r", "*bras_tls", "*brasl_tls",
34980         "*basr", "*basr_r", "*basr_tls"): Added constraint: !SIBLING_CALL_P.
34981         ("epilogue"): Changed the call to s390_emit_epilogue to use the
34982         new parameter.
34984 2004-04-30  Kazu Hirata  <kazu@cs.umass.edu>
34986         * bb-reorder.c, c-opts.c, cfglayout.c, cgraph.c, cgraphunit.c,
34987         cppfiles.c, fold-const.c, ggc-zone.c, loop-doloop.c, optabs.c,
34988         reg-stack.c, varasm.c, config/alpha/ev4.md,
34989         config/alpha/ev5.md, config/alpha/ev6.md, config/arm/arm.c,
34990         config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.c,
34991         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
34992         config/frv/frv.h, config/frv/frv.md, config/h8300/h8300.c,
34993         config/i386/i386.c, config/i386/i386.md, config/i386/winnt.c,
34994         config/ia64/itanium2.md, config/ip2k/ip2k.c,
34995         config/mips/mips.c, config/mips/mips.h, config/mips/sr71k.md,
34996         config/pa/pa.c, config/s390/s390.c, config/sh/sh.c: Fix
34997         comment typos.
34999 2004-04-30  Paul Brook  <paul@codesourcery.com>
35001         * config.gcc: Default ep9312 to hard-float.
35002         * config/arm/arm-cores.def: Add ARCH field.
35003         * config/arm/arm.c (FL_FOR_ARCH*): Define.
35004         (arm_arch_cirrus): New variable.
35005         (all_cores): Set and use arch.
35006         (all_architectures): Ditto.
35007         (arm_arch_name): New variable.
35008         (arm_override_options): Set it. Use [SUB]TARGET_CPU_DEFAULT.
35009         Set and use arm_arch_cirrus.
35010         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set arch defines.
35011         (enum processor_type): Update ARM_CORE define.
35012         (enum target_cpus): Add.  Replaces TARGET_CPU_* defines.
35013         (CPP_SPEC): Remove %(cpp_cpu_arch).
35014         (CPP_ARCH_DEFAULT_SPEC): Remove.
35015         (CPP_CPU_ARCH_SPEC): Remove.
35016         (EXTRA_SPECS): Don't use CPP_*ARCH*_SPEC.
35017         (FPUTYPE_DEFAULT): Don't define here.
35019 2004-04-30  J"orn Rennecke <joern.rennecke@superh.com>
35021         * flow.c (propagate_one_insn): Call mark_set_regs for stack pointer
35022         updates too.
35024 2004-04-30  Paul Brook  <paul@codesourcery.com>
35026         * arm.c (arm_needs_doubleword_align): Use mode alignment.
35028 2004-04-30  Paolo Bonzini  <bonzini@gnu.org>
35030         * config/altivec/altivec.h [__cplusplus] (vec_subsubs): Rename to
35031         vec_sububs.
35032         [__cplusplus] (vec_subsuhs): Rename to vec_subuhs, without
35033         duplicates.
35035 2004-04-30  Uros Bizjak  <uros@kss-loka.si>
35037         * config/i386/i386.md (atansf2, atandf2, atanxf2): Move near
35038         atan2?f3 expanders.
35040 2004-04-29  Nick Clifton  <nickc@redhat.com>
35042         Bug 14093
35043         * config/sh/sh-protos.h (sh_promote_prototypes): Declare.
35044         * config/sh/sh.c (sh_promote_prototypes): Remove declaration.
35045         Delete static from definition.
35046         * config/sh/sh.h (FUNCTION_VALUE): Add sh_promote_prototypes call.
35048 2004-04-30  Uros Bizjak  <uros@kss-loka.si>
35050         * reg-stack.c (subst_stack_regs_pat): <UNSPEC_SIN, UNSPEC_COS,
35051         UNSPEC_FRNDINT, UNSPEC_F2XM1>: abort() if src1 dies.
35052         <UNSPEC_SINCOS_COS, UNSPEC_TAN_ONE, UNSPEC_XTRACT_FRACT>: Same.
35053         <UNSPEC_SINCOS_SIN, UNSPEC_TAN_TAN, UNSPEC_XTRACT_EXP>: Same.
35055 2004-04-29  Richard Guenther  <richard.guenther@uni-tuebingen.de>
35057         * commom.opt (Wfatal-errors): Add it.
35058         * diagnostic.c (flag_fatal_errors): Define it.
35059         (diagnostic_action_after_output): Check for flag_fatal_errors.
35060         * flags.h (flag_fatal_errors): Declare it.
35061         * opts.c (common_handle_option): Add OPT_Wfatal_errors.
35062         * doc/invoke.texi (Warning Options): Document -Wfatal-errors.
35064 2004-04-30  Josef Zlomek  <zlomekj@suse.cz>
35066         * gcse.c (remove_reachable_equiv_notes): Delete notes also in
35067         blocks which have kill flag set.
35069 2004-04-29  Ben Elliston  <bje@au.ibm.com>
35071         * configure.ac (--with-as): Abort if user-supplied assembler
35072         cannot be executed.
35073         (--with-ld): Likewise for the linker.
35074         * configure: Regenerate.
35076 2004-04-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
35078         * convert.c (convert_to_integer): Ensure `long_integer_type_node'
35079         isn't NULL before using it.
35081 2004-04-29  Richard Sandiford  <rsandifo@redhat.com>
35083         PR target/15189
35084         * config/mips/mips.md (load_df_low): Use default length.
35085         (load_df_high, store_df_high): Likewise.
35087 2004-04-29  Kazu Hirata  <kazu@cs.umass.edu>
35089         * config/mips/mips.md, config/mips/sb1.md,
35090         config/rs6000/rs6000.c: Fix comment typos.
35092 2004-04-29  Kazu Hirata  <kazu@cs.umass.edu>
35094         * builtins.c, cgraph.c, cgraphunit.c, final.c, fold-const.c:
35095         Fix comment typos.
35097 2004-04-29  Douglas B Rupp  <rupp@gnat.com>
35099         * gcc.c (DELETE_IF_ORDINARY): New macro default definition.
35100         (delete_if_ordinary): Use above macro.
35101         * config/alpha/xm-vms.h (DELETE_IF_ORDINARY): New macro VMS definition.
35102         Update copyright.
35103         * doc/hostconfig.texi (DELETE_IF_ORDINARY): Document new macro.
35105 2004-04-29  Richard Earnshaw  <rearnsha@arm.com>
35107         * c-decl.c (get_parm_info): Use the correct tag keywords when
35108         warning about type declarations in prototypes.
35110 2004-04-29  Paul Brook  <paul@codesourcery.com>
35112         * config.gcc: Pull list of cores from arm-cores.def.
35114 2004-04-29  Paolo Bonzini  <bonzini@gnu.org>
35116         * combine.c (combine_simplify_rtx): Adjust call to use
35117         simplify_relational_operation.  Do not use SELECT_CC_MODE
35118         when a comparison already has a MODE_CC mode.
35120 2004-04-29  Paolo Bonzini  <bonzini@gnu.org>
35122         (simplify_set): simplify_relational_operation may now
35123         return another relational expression.
35124         * cse.c (fold_rtx): simplify_relational_operation now
35125         takes of computing the comparison mode.
35126         * dojump.c (compare_from_rtx): Use simplify_relational_operation,
35127         remove dead code.
35128         (do_compare_rtx_and_jump): Likewise.
35129         * integrate.c (subst_constants): simplify_relational_operation
35130         may now return another relational expression.
35131         * simplify-rtx.c (simplify_gen_relational): Move most code to
35132         the new simplify_relational_operation and
35133         simplify_relational_operation_1 functions.
35134         (simplify_relational_operation): Rewritten.
35135         (simplify_relational_operation_1): New function.
35136         (simplify_ternary_operation): simplify_relational_operation
35137         may now return another relational expression.
35138         (simplify_rtx): Remove unnecessary temp variable.
35140 2004-04-29  Uros Bizjak  <uros@kss-loka.si>
35142         * reg-stack.c (swap_to_top): New function.
35143         (subst_stack_regs_pat): UNSPEC_FPATAN, UNSPEC_FYL2X: Use
35144         swap_to_top().
35145         (subst_stack_regs_pat): UNSPEC_FSCALE: Remove.
35146         (subst_stack_regs_pat): Handle UNSPEC_FSCALE_FRACT and
35147         UNSPEC_FSCALE_EXP.
35149         * config/i386/i386.md (UNSPEC_FSCALE): Remove.
35150         (*fscale_sfxf3, *fscale_dfxf3, *fscale_xf3): Remove insn pattern.
35151         (UNSPEC_FSCALE_FRACT, UNSPEC_FSCALE_EXP): New unspecs to represent
35152         x87's fscale insn.
35153         (*fscalexf4: Define new insn pattern to implement x87 fscale insn.
35154         (exp?f2, exp10?f2, exp2?f2): Use *fscalexf4 and float_truncate
35155         patterns.
35157 2004-04-28  Serge Belyshev  <1319@bot.ru>
35159         PR 14944
35160         * coverage.c (read_counts_file): Fix usage of warning () call.
35161         * pretty-print.c (pp_base_format_text): Fix typo in the comment.
35163 2004-04-28  Ben Elliston  <bje@au.ibm.com>
35165         * doc/invoke.texi (Objective-C Dialect Options): Don't prefix
35166         options with "-" in the option index.
35167         (SPARC Options): Likewise.
35168         (M32R/D Options): Likewise.
35170 2004-04-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
35172         * convert.c (convert_to_integer): Convert (long)round -> lround,
35173         etc.
35175 2004-04-28  Andrew Pinski  <pinskia@physics.uc.edu>
35177         * config/rs6000/rs6000.c (registers_ok_for_quad_peep):
35178         Return false if we do not have fp register.
35179         (addrs_ok_for_quad_peep): Rename to ...
35180         (mems_ok_for_quad_peep): this.
35181         Add check for volatile memory.
35182         * config/rs6000/rs6000-protos.h (addrs_ok_for_quad_peep):
35183         Rename to ...
35184         (mems_ok_for_quad_peep): this.
35185         * config/rs6000/rs6000.md: Change peephole's for lfq/stq
35186         to peephole2's.
35187         (lfq_power2): New instruction.
35188         (stfq_power2): Likewise.
35190 2004-04-28  Jan Hubicka  <jh@suse.cz>
35192         PR c/15004
35193         * function.c (do_warn_unused_parameter): Break out form ...
35194         (expand_function_end): ... here; warn only when not using cgraphunit.
35195         * function.h (do_warn_unused_parameter): Declare.
35196         * cgraphunit.c: Include function.h.
35197         (cgraph_finalize_function): Do unused parameter warning.
35198         * Makefile.in (cgraphunit.o): Depend on function.h
35200 2004-04-28  Joseph S. Myers  <jsm@polyomino.org.uk>
35202         * Makefile.in ($(DESTDIR)$(infodir)/%.info): Don't condition
35203         calling install-info on $(DESTDIR)$(infodir)/dir already being
35204         present.
35206 2004-04-28  Paul Brook  <paul@codesourcery.com>
35208         * dwarf2out.c (mem_loc_descriptor): Handle shifts.
35210 2004-04-28  Ulrich Weigand  <uweigand@de.ibm.com>
35212         * gcse.c (find_moveable_store): Do not accept store insns with
35213         REG_EH_REGION note.
35215 2004-04-28  Paul Brook  <paul@codesourcery.com>
35217         * calls.c (precompute_arguments): Remove PROMOTE_FOR_CALL_ONLY.
35218         * function.c (assign_temp): Ditto.
35219         * system.h (PROMOTE_FOR_CALL_ONLY): Poison.
35221 2004-04-28  Paul Brook  <paul@codesourcery.com>
35223         * config/arm/lib1funcs.asm: Recognize armv5tej and armv6.
35225 2004-04-28  Josef Zlomek  <zlomekj@suse.cz>
35227         * var-tracking.c (variable_different_p): Add a parameter
35228         compare_current_location, compare current location of variable parts
35229         if it is true.
35230         (dataflow_set_different_1): Pass compare_current_location == false.
35231         (dataflow_set_different_2): Pass compare_current_location == false.
35232         (emit_notes_for_differences_1): Pass compare_current_location == true.
35234 2004-04-28  Ulrich Weigand  <uweigand@de.ibm.com>
35236         * config/s390/s390.md ("casesi"): Mark jump table access as
35237         non-trapping and unchanging.
35239 2004-04-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
35241         PR debug/14829
35242         * dwarf2out.c (reg_number): Rename to dbx_reg_number.  Adjust all
35243         callers.
35244         (multiple_reg_loc_descriptor, reg_loc_descriptor): Use gcc register
35245         number for indexing hard_regno_nregs array.
35247 2004-04-27  Geoffrey Keating  <geoffk@apple.com>
35249         * config/darwin.h (STARTFILE_SPEC): Use %s to find crt2.o.
35250         * config/darwin-crt2.c: Only have contents on __ppc__.
35252 2004-04-27  Bob Wilson  <bob.wilson@acm.org>
35254         * config/xtensa/xtensa.c (call_insn_operand): Check
35255         SYMBOL_REF_EXTERNAL_P in addition to SYMBOL_REF_LOCAL_P.
35256         * config/xtensa/xtensa.h (LEGITIMATE_PIC_OPERAND): Likewise.
35257         * config/xtensa/xtensa.md (call, call_value): Likewise.
35259 2004-04-27  Wu Yongwei  <adah@sh163.net>
35261         * gthr-win32.h (__gthread_mutex_t): Change typedef to new structure.
35262         (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
35263         (__gthread_mutex_init_function): Replace CreateMutex with
35264         initialization of custom mutex using CreateSemaphore.
35265         (__gthread_mutex_lock): Use InterlockedIncrement.
35266         (__gthread_mutex_trylock): Use InterlockedCompareExchange.
35267         (__gthread_mutex_unlock): Use InterlockedDecrement and
35268         ReleaseSemaphore to unlock
35269         * config/i386/gthr-win32.c (__gthread_mutex_init_function,
35270         __gthread_mutex_lock, __gthread_mutex_trylock,
35271         __gthread_mutex_unlock): Adjust to match inline versions in
35272         gthr-win32.h.
35274 2004-04-27  Paul Brook  <paul@codesourcery.com>
35276         * config/arm/arm.c (arm_promote_prototypes): New function.
35277         (TARGET_PROMOTE_PROTOTYPES): Use it.
35279 2004-04-27  Paul Brook  <paul@codesourcery.com>
35281         * config/arm/arm.c (arm_expand_epilogue): Count blocks of 4 regs.
35283 2004-04-26  Bernard Giroud  <bgiroud@free.fr>
35285         * config/alpha.c (alpha_end_function): For OpenVMS gas,
35286         correctly output .pdesc directive before .end.
35288 2004-04-26  James E Wilson  <wilson@specifixinc.com>
35290         Bug 14927
35291         * config/ia64/ia64.md (movxf): New local op0.  Handle case where
35292         operands[0] is a SUBREG.  Handle case where operands[1] is a GR reg.
35294 2004-04-26  Zack Weinberg  <zack@codesourcery.com>
35296         * config/ia64/hpux.h: Predefine __STDCPP__ when compiling C++.
35297         * config/pa/pa-hpux10.h: Likewise.
35298         * config/pa/pa-hpux11.h: Likewise.
35300 2004-04-26  Geoffrey Keating  <geoffk@apple.com>
35302         * doc/invoke.texi (Overall Options): Document default for -o
35303         for PCH files.
35305 2004-04-26  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
35307         * builtins.c (expand_builtin_update_setjmp_buf): New function.
35308         (expand_builtin, case BUILT_IN_UPDATE_SETJMP_BUF): New case.
35309         * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): New code.
35311 2004-04-26  Paul Brook  <paul@codesourcery.com>
35313         * config/arm/arm.c (arm_legitimate_index_p): Correct iwmmxt offsets.
35315 2004-04-26  Paul Brook  <paul@codesourcery.com>
35317         * config/arm/arm.c (arm_legitimate_index_p): Correct maverick offsets.
35319 2004-04-25  Roger Sayle  <roger@eyesopen.com>
35321         * fold-const.c (fold): Prefer fold_convert (negate_expr (...)) to
35322         fold (build1 (NEGATE_EXPR, ...)).  Optimize X / -1 as -X and
35323         X % -1 as 0.
35325 2004-04-26  Hans-Peter Nilsson  <hp@bitrange.com>
35327         PR bootstrap/15141
35328         * except.c (connect_post_landing_pads): Delete insns after the
35329         barrier when generating a unwind_resume_libfunc call.
35331 2004-04-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
35333         PR/c++ 15119
35334         * tree.c (substitute_placeholder_in_expr, case 4): New case,
35335         for TARGET_EXPR.
35337 2004-04-25  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
35339         * gcov-io.h (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
35340         __gcov_execv, __gcov_execvp, __gcov_execve): Do not declare when
35341         inhibit_libc is defined.
35343 2004-04-25  Richard Sandiford  <rsandifo@redhat.com>
35345         * config/mips/mips-protos.h (mips_linked_macc_p): Declare.
35346         * config/mips/mips.h (TUNE_MACC_CHAINS): New macro.
35347         * config/mips/mips.c (TARGET_SCHED_REORDER): Define.
35348         (TARGET_SCHED_VARIABLE_ISSUE): Define.
35349         (mips_adjust_cost): Move later in file, next to other sched hooks.
35350         (mips_macc_chains_last_hilo): New variable.
35351         (mips_linked_madd_p, mips_macc_chains_record, mips_macc_chains_reorder)
35352         (mips_promote_ready, mips_sched_reorder, mips_variable_issue): New.
35353         * config/mips/mips.md (may_clobber_hilo): New attribute.
35355 2004-04-24  Roger Sayle  <roger@eyesopen.com>
35356             Bruce Korb  <bkorb@gnu.org>
35358         * fixinc/inclhack.def (aix_syswait_2): New fix.
35359         * fixinc/fixincl.x: Regenerate.
35360         * fixinc/tests/base/sys/wait.h: Update for new test.
35362 2004-04-24  Alan Modra  <amodra@bigpond.net.au>
35364         PR target/14960
35365         * config/rs6000/rs6000.c (rs6000_stack_info): Rename total_raw_size
35366         to non_fixed_size, and leave out fixed_size from the sum.
35367         (generate_set_vrsave): Correct clobbers.
35368         (rs6000_emit_epilogue): Test TARGET_ALTIVEC with TARGET_ALTIVEC_SAVE.
35369         (rs6000_function_value): Test TARGET_ALTIVEC and TARGET_ALTIVEC_ABI.
35370         (rs6000_libcall_value): Likewise.
35371         * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Likewise.
35372         (FUNCTION_ARG_REGNO_P): Likewise.
35374 2004-04-24  Ulrich Weigand  <uweigand@de.ibm.com>
35376         * expmed.c (expand_mult_highpart_adjust): Do not assume OP1
35377         is a CONST_INT.
35378         (expand_mult_highpart_optab): Call expand_mult_highpart_adjust
35379         with NARROW_OP1 instead of OP1.
35381 2004-04-24  Ulrich Weigand  <uweigand@de.ibm.com>
35383         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __s390__
35384         and __s390x__ hosts.
35386 2004-03-23  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
35388         * Makefile.in (LIBGCOV): Add _gcov_fork, _gcov_execl, _gcov_execlp,
35389         _gcov_execle, _gcov_execv, _gcov_execvp, _gcov_execve.
35390         * builtin-types.def (BT_PID, BT_PTR_CONST_STRING, BT_FN_PID,
35391         BT_FN_INT_CONST_STRING_PTR_CONST_STRING,
35392         BT_FN_INT_CONST_STRING_PTR_CONST_STRING_PTR_CONST_STRING): New.
35393         * builtins.c (expand_builtin_fork_or_exec): New.
35394         (expand_builtin): Call it.
35395         * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP,BUILT_IN_EXECLE,
35396         BUILT_IN_EXECV, BUILT_IN_EXECVP, BUILT_IN_EXECVE, BUILT_IN_FORK): New.
35397         * c-common.c (PID_TYPE): New macro.
35398         (c_common_nodes_and_builtins): Initialize pid_type_node.
35399         * calls.c (special_function_p): Do not handle fork and exec.
35400         (expand_call): Do not handle ECF_FORK_OR_EXEC.
35401         * gcov-io.h (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
35402         __gcov_execv, __gcov_execvp, __gcov_execve): Declare.
35403         * libgcov.c (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
35404         __gcov_execv, __gcov_execvp, __gcov_execve): New.
35405         * tree.h (enum tree_index): Add TI_PID_TYPE.
35406         (pid_type_node): New macro.
35407         (ECF_FORK_OR_EXEC): Removed.
35409 2004-04-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
35411         PR optimization/13985
35412         * cfgloopmanip.c (fix_loop_placements): New prototype.
35413         Call fix_bb_placements on the preheader of loops that have
35414         been reparented.
35415         (remove_path): Adjust call to fix_loop_placements.
35417 2004-04-23  Andrew Pinski  <pinskia@physics.uc.edu>
35419         * config/darwin7.h: New file.
35420         * config.gcc (*-*-darwin*): Add darwin7.h if the
35421         version is greater than 6.
35422         * config/darwin.h (TARGET_C99_FUNCTIONS): Define.
35423         (MATH_LIBRARY): Wrap in ifdefs.
35425 2004-04-23  Daniel Jacobowitz  <drow@mvista.com>
35427         * config/arm/arm.c (arm_output_epilogue): Reverse the order of
35428         loading iWMMXt registers with a frame pointer.  Use post-increment
35429         without a frame pointer.
35430         (arm_expand_prologue): Reverse the order of saving iWMMXt registers.
35432 2004-04-23  Paolo Bonzini  <bonzini@gnu.org>
35434         * doc/invoke.texi (Optimize Options): Refer to "unit-at-a-time
35435         mode" rather than "-funit-at-a-time" since -O2 enables it
35436         without requiring -f* options.  Refer to -fprofile-generate and
35437         -fprofile-use correctly.  Move -funit-at-a-time among options
35438         enabled by -O.  Add information about unit-at-a-time caveats.
35440 2004-04-22  Per Bothner  <per@bothner.com>
35442         * line-map.h (struct line_maps):  New field highest_line.
35443         (linemap_position_for_column):  Make non-inline function.
35444         (LINEMAP_POSITION_FOR_COLUMN):  New macro.
35445         * line-map.c (linemap_init):  Clear highest_line field.
35446         (linemap_add):  Set highest_line field.
35447         (linemap_line_start):  Minor optimization - use highest_line field.
35448         Reduce maximum column hint to 10000.  Update highest_line field.
35449         (linemap_position_for_column):  Moved from line-map.h.  Optimize a bit.
35450         * cpphash.h (struct cpp_reader):  Remove line field - instead use
35451         line_table->highest_line.
35452         (saved_line):  Remove unused field.
35453         (CPP_INCREMENT_FILE):  Don't do linemap_lookup - just use newest map.
35454         Use  line_table's highest_line field instead of cpp_reader's line.
35455         * cpplib.c (start_directive):  Likewise use highest_line field.
35456         (do_line, do_linemarker):  Likewise just use newest map.
35457         (_cpp_do_file_change):  Don't need to set cpp_reader's line field.
35458         * cpperror.c (cpp_error):  Likewise use highest_line field.
35459         * cppfiles.c (open_file_failed:  Likewise.
35460         (cpp_make_system_header):  Likewise use newest map and highest_line.
35461         * cppinit.c (cpp_create_reader):  Don't initialize removed field.
35462         * cpplex.c (_cpp_process_line_notes, _cpp_skip_block_comment,
35463         skip_line_comment, skip_whitespace, _cpp_get_fresh_line,
35464         _cpp_lex_direct):  Likewise use highest_line.
35465         (_cpp_lex_direct):  Use new LINEMAP_POSITION_FOR_COLUMN macro.
35466         * cppmacro.c (_cpp_builtin_macro_text):  Likewise use highest_line,
35467         and use newest map.
35468         * cpppch.c (cpp_read_state):  Don't save+restore cpp_reader's line.
35469         * cpptrad.c (_cpp_overlay_buffer):  Don't save cpp_reader's line.
35470         (copy_comment, _cpp_scan_out_logical_line):  Likewise use highest_line.
35472 2004-04-23  Alan Modra  <amodra@bigpond.net.au>
35474         PR bootstrap/14992
35475         * gcc.c (init_gcc_specs): Test USE_LD_AS_NEEDED, not HAVE_LD_AS_NEEDED.
35476         * config/linux.h (USE_LD_AS_NEEDED): Define.
35477         * gcc/config/alpha/linux.h (USE_LD_AS_NEEDED): Define.
35478         * gcc/config/arm/linux-elf.h (USE_LD_AS_NEEDED): Define.
35479         * gcc/config/rs6000/linux.h (USE_LD_AS_NEEDED): Define.
35480         * gcc/config/rs6000/linux64.h (USE_LD_AS_NEEDED): Define.
35481         * gcc/config/sh/linux.h (USE_LD_AS_NEEDED): Define.
35482         * gcc/config/sparc/linux.h (USE_LD_AS_NEEDED): Define.
35483         * gcc/config/sparc/linux64.h (USE_LD_AS_NEEDED): Define.
35485 2004-04-22  Per Bothner  <per@bothner.com>
35487         * cppinit.c (cpp_read_main_file):  Return NULL rather than false.
35488         Fixes PR preprocessor/15067.
35490 2004-04-23  Andreas Schwab  <schwab@suse.de>
35492         * config/ia64/ia64intrin.h: Add intermediate cast to void * to
35493         avoid aliasing warning.
35495 2004-04-22  Jan Hubicka  <jh@suse.cz>
35496             Mostafa Hagog <mustafa@il.ibm.com>
35498       * cfgloopmanip.c (scale_bbs_frequencies): Use RDIV macro
35499       * cfgloopanal.c (expected_loop_iterations): Change the return value
35501 2004-04-22  Jakub Jelinek  <jakub@redhat.com>
35503         * cselib.h (struct elt_loc_list): Remove canon_loc field.
35504         * cselib.c (new_elt_loc_list): Remove canon_loc initialization.
35505         (cselib_invalidate_mem): Remove all canon_loc and canon_x
35506         traces.
35508 2004-04-22  Josef Zlomek  <zlomekj@suse.cz>
35510         Revert
35511         2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
35513                 * var-tracking.c (variable_part_different_p): Variable parts
35514                 differ when the most recent locations differ.
35516 2004-04-22  Richard Sandiford  <rsandifo@redhat.com>
35518         * doc/invoke.texi: Remove the MIPS -membedded-pic option.
35519         * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): Delete.
35520         (embedded_pic_offset): Delete.
35521         * config/mips/mips.h (MASK_EMBEDDED_PIC): Delete.  Shuffle other
35522         MASK_* constants.
35523         (TARGET_EMBEDDED_PIC): Delete.
35524         (TARGET_SWITCHES): Remove -m{no-,}embedded-pic.
35525         (ASM_SPEC): Remove -membedded-pic.
35526         (ASM_OUTPUT_ADDR_DIFF_ELT): Remove embedded-pic handling.
35527         (ASM_OUTPUT_CASE_LABEL): Likewise.
35528         * config/mips/vxworks.h (ASM_SPEC): Remove -membedded-pic.
35529         * config/mips/windiss.h (ASM_SPEC): Likewise.
35530         * config/mips/mips.c (struct machine_function): Remove
35531         embedded_pic_fnaddr_rtx.
35532         (TARGET_ENCODE_SECTION_INFO): Remove override.
35533         (embedded_pic_fnaddr_reg, embedded_pic_offset): Delete.
35534         (override_options): Remove -membedded-pic handling.
35535         (print_operand): Remove handling of '%S'.
35536         (mips_select_section: Remove -membedded-pic handling.
35537         (mips_encode_section_info): Delete.
35538         (mips_output_conditional_branch): Remove mention of -membedded-pic.
35539         * config/mips/mips.md (define_attr length, movsi, movdi, jump): Remove
35540         -membedded-pic handling.
35541         (casesi, casesi_internal, casesi_internal_di, get_fnaddr): Delete.
35543 2004-04-22  Alan Modra  <amodra@bigpond.net.au>
35545         * var-tracking.c (frame_base_decl): Remove useless GTY.
35547 2004-04-21  Aldy Hernandez  <aldyh@redhat.com>
35549         * config/rs6000/rs6000.c (rs6000_override_options): Error when
35550         user wants altivec and e500 instructions.
35552 2004-04-21  H.J. Lu  <hongjiu.lu@intel.com>
35554         PR target/14813
35555         * config/ia64/crtend.asm: Move pointer to __do_global_ctors_aux
35556         in .init_array section to ...
35557         * config/ia64/crtbegin.asm: Here.
35559         * config/ia64/crtend.asm: Mark __do_global_ctors_aux global
35560         and hidden if HAVE_INITFINI_ARRAY is defined.
35562 2004-04-21  James E Wilson  <wilson@specifixinc.com>
35564         * config/mips/mips-protos.h (fp_register_operand, lo_operand): Declare.
35565         * config/mips/mips.c (mips_multipass_dfa_lookahead): Declare.
35566         (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): New.
35567         (fp_register_operand, lo_operand): New.
35568         (mips_rtx_costs): Add TUNE_SB1 support.
35569         (mips_issue_rate): Add comment.  Add PROCESSOR_SB1 support.
35570         (mips_use_dfa_pipeline_interface): Add PROCESSOR_SB1 support.
35571         (mips_multipass_dfa_lookahead): New.
35572         * config/mips/mips.h (MASK_FP_EXCEPTIONS, TARGET_FP_EXCEPTIONS,
35573         TUNE_SB1): New.
35574         (TARGET_SWITCHES): Add -mfp-exceptions support.
35575         (TARGET_FP_EXCEPTIONS_DEFAULT): New.
35576         (BRANCH_COST): Fix whitespace.
35577         * config/mips/mips.md: Include sb1.md.
35578         * config/mips/sb1.md: New file.
35579         * doc/invoke.texi: Document -mfp-exceptions.
35581         * Makefile.in (fixinc.sh): Don't set or export WARN_CFLAGS.  Fix
35582         comment.
35583         * fixinc/Makefile.in (FL_LIST): Don't mention WARN_CFLAGS.
35584         (fixincl.o-warn): Delete.
35586 2004-04-21  Andrew Pinski  <pinskia@physics.uc.edu>
35588         * config/rs6000/rs6000 (print_operand) ['z']:
35589         Change ifdef of TARGET_MACHO to if TARGET_MACHO.
35591 2004-04-21 Daniel Jacobowitz  <drow@mvista.com>
35593         * config.gcc: Support --with-arch=iwmmxt for ARM.
35595 2004-04-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
35597         * expmed.c (expand_mult_highpart_optab): Use narrower version of OP1
35598         in two more places; remove unneeded force_reg
35600 2004-04-21  Andrew Pinski  <pinskia@physics.uc.edu>
35602         * config/rs6000/rs6000.c (symbol_ref_operand): Remove hack
35603         for TARGET_MACHO.
35604         (print_operand): For TARGET_MACHO check to see if we need a stub
35605         and output one if we need it.
35607         PR debug/15033
35608         * dwarf2out.c (rtl_for_decl_location): Check for NULL
35609         rtl.
35611 2004-04-20  James E Wilson  <wilson@specifixinc.com>
35613         * config/ia64/ia64.md (call_value_nogp): Add constraints for op0.
35614         (vall_value_gp): Likewise.
35616 2004-04-20  DJ Delorie  <dj@redhat.com>
35618         * dwarf2out.c (rtl_for_decl_location): Adjust rtl for byte
35619         variables stored in word registers, then in memory.
35621 2004-04-20  Eric Christopher  <echristo@redhat.com>
35623         * cp/parser.c (cp_parser_declaration): Move translate
35624         up before tokens are lexed.
35626 2004-04-20  Uros Bizjak  <uros@kss-loka.si>
35628         * optabs.h (enum optab_index): Add new OTI_asin and OTI_acos.
35629         (asin_optab, acos_optab): Define corresponding macros.
35630         * optabs.c (init_optabs): Initialize asin_optab and acos_optab.
35631         * genopinit.c (optabs): Implement asin_optab and acos_optab
35632         using asin?f2 and acos?f2 patterns.
35633         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_ASIN{,F,L}
35634         using asin_optab, and BUILT_IN_ACOS{,F,L} using acos_optab.
35635         (expand_builtin): Expand BUILT_IN_ASIN{,F,L} and BUILT_IN_ACOS{,F,L}
35636         using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
35638         * config/i386/i386.md (asindf2, asinsf2, asinxf2, acosdf2,
35639         acossf2, acosxf2): New expanders to implement asin, asinf, asinl,
35640         acos, acosf and acosl built-ins as inline x87 intrinsics.
35642 2004-04-20  Paul Brook  <paul@codesourcery.com>
35644         * config/arm/arm.c (arm_legitimate_address_p): Use rtx_equal_p.
35646 2004-04-20  Paul Brook  <paul@codesourcery.com>
35648         * config/arm/arm.c (arm_expand_prologue): Fix size calculation.
35650 2004-04-20  Paolo Bonzini  <bonzini@gnu.org>
35652         Revert part of 2004-04-17 change that moved -frename-registers
35653         to -O1.  -frename-registers is buggy.
35655         * toplev.c (flag_rename_registers): Initialize to 0.
35656         * doc/invoke.texi (Optimize options): Move -frename-registers
35657         to "Not triggered by any -O level" section.  Adjust commentary
35658         accordingly.
35660 2004-04-20  Anil Paranjpe <anilp1@kpitcummins.com>
35662         * toplev.c (compile_file): Move targetm.asm_out.file_end call to end.
35664 2004-04-20  Richard Sandiford  <rsandifo@redhat.com>
35666         * config/mips/mips.c (mips_legitimize_move): Generate special patterns
35667         for mflo and mfhi instructions.
35668         (mips_output_move): Remove mflo and mfhi handling.
35669         * config/mips/mips.md (UNSPEC_MFHILO): New unspec.
35670         (*mulsidi3_64bit): Update for new mfhi/mflo representation.
35671         Likewise various define_peephole2s.
35672         (*movdi_32bit, *movdi_64bit, *movsi_internal): Merge x<-J and x<-d
35673         alternatives.
35674         (*movdi_64bit, *movdi_64bit_mips16, *mov[shq]i_internal)
35675         (*mov[shq]i_mips16): Remove mflo and mfhi alternatives.
35676         (mfhilo_di, mfhilo_si): New patterns.
35678 2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
35680         * function.c (assign_parms): Force
35681         MEM_EXPR (DECL_INCOMING_RTL (parm)) == parm.
35683 2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
35685         * var-tracking.c (variable_part_different_p): Variable parts differ
35686         when the most recent locations differ.
35688 2004-04-19  James E Wilson  <wilson@specifixinc.com>
35690         * rtl.h (reg_set_last): Delete declaration.
35691         * rtlanal.c (reg_set_last): Delete.
35693 2004-04-19  Roger Sayle  <roger@eyesopen.com>
35695         * fold-const.c (fold_convert): Make function extern/public.
35696         * tree.h (fold_convert): Prototype here.
35697         * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
35698         expand_builtin_strrchr, expand_builtin_strpbrk,
35699         expand_builtin_mempcpy, expand_builtin_bcopy,
35700         expand_builtin_bzero, expand_builtin_memcmp,
35701         expand_builtin_strcmp, expand_builtin_strncmp,
35702         stabilize_va_list, expand_builtin_sprintf,
35703         fold_trunc_transparent_mathfn, fold_builtin_logarithm,
35704         fold_builtin_exponent, fold_builtin_mempcpy,
35705         fold_builtin_strcpy, fold_builtin_strcmp, fold_builtin_strncmp,
35706         fold_builtin_signbit, fold_builtin_isdigit, fold_builtin): Prefer
35707         fold_convert to "convert" or "fold (build1 (NOP_EXPR, ...))".
35709 2004-04-19  Aldy Hernandez  <aldyh@redhat.com>
35711         * config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): New constant.
35712         (move_from_CR_gt_bit): New.
35713         (cceq_ior_compare): Name previously unnamed pattern.  Disable for
35714         E500.
35715         (cceq_rev_compare): Name previously unnamed pattern.  Allow for
35716         E500.
35718         * config/rs6000/spe.md (cmpsfeq_gpr): Rewrite as unspec.
35719         (tstsfeq_gpr): Same.
35720         (cmpsfgt_gpr): Same.
35721         (tstsfgt_gpr): Same.
35722         (cmpsflt_gpr): Same.
35723         (tstsflt_gpr): Same.
35724         (e500_cceq_ior_compare): New.
35725         (e500_flip_gt_bit): New.
35727         * config/rs6000/rs6000.c (ccr_bit): Remove E500 specific code.
35728         (print_operand): Add 'c' and 'D'.
35729         (rs6000_generate_compare): Rewrite to generate correct rtl.
35730         (rs6000_emit_sCOND): Handle E500.
35731         (output_cbranch): Adjust for changes in rs6000_generate_compare.
35732         (output_e500_flip_gt_bit): New.
35734         * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit):
35735         Protoize.
35737 2004-04-19  Eric Christopher  <echristo@redhat.com>
35739         * config/mips/mips.h (DWARF2_ADDR_SIZE): New.
35741 2004-04-19  David Edelsohn  <edelsohn@gnu.org>
35743         * doc/install.texi (*-ibm-aix*): Add AIX 5.1 assembler and archiver
35744         fix information.
35746 2004-04-19  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
35748         * doc/install.texi (Specific, mips-sgi-irix5): Fix IRIX 5.3 IDO
35749         download URL.
35751 2004-04-19  Daniel Jacobowitz  <drow@mvista.com>
35753         * stor-layout.c (layout_decl): Check DECL_PACKED before calling
35754         ADJUST_FIELD_ALIGN.  Check maximum_field_alignment after.
35756 2004-04-19  Andrew PInski  <pinskia@physics.uc.edu>
35758         * builtins.c (fold_builtin_cabs): Remove fndecl parameter.
35759         (fold_builtin): Update caller to match.
35761         PR bootstrap/15009
35762         * bb-reorder.c (fix_up_fall_thru_edges): Init cond_jump.
35764         PR bootstrap/14999
35765         * builtins.c (fold_builtin_cabs): Mark fndecl as unused.
35767 2004-04-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
35769         * varasm.c (compare_constant, case VIEW_CONVERT_EXPR): Add case.
35771         * expmed.c (expand_mult_highpart_adjust): Make OP1 valid for MODE.
35772         (expand_mult_highpart_optab): Likewise.
35773         (expand_mult_highpart): Make OP1 valid for WIDER_MODE, not MODE.
35775 2004-04-19  Paul Brook  <paul@codesourcery.com>
35777         * config/arm/arm.md (fixuns_truncsfsi2, fixuns_truncdfsi2,
35778         floatunssisf2, floatunssidf2): New patterns.
35780 2004-04-18  Mark Mitchell  <mark@codesourcery.com>
35782         PR other/14918
35783         * doc/invoke.texi (-fprofile-generate): Document requirement to
35784         use -fprofile-generate when linking.
35786         * doc/extend.texi (Strong Using): Warn users against using this
35787         feature.
35789 2004-04-18  Richard Sandiford  <rsandifo@redhat.com>
35791         * config/mips/mips-protos.h (m16_usym8_4, m16_usym5_4): Delete.
35792         * config/mips/mips.h (mips_entry, mips_string_length): Delete.
35793         (CONSTANT_POOL_BEFORE_FUNCTION, ASM_OUTPUT_POOL_EPILOGUE): Undefine.
35794         * config/mips/mips.c (struct mips16_constant): Renamed from struct
35795         constant.  Propogate change throughout file.
35796         (struct machine_function): Remove insns_len.
35797         (mips_string_length, mips16_strings, string_constants): Delete.
35798         (mips_classify_symbol): Return SYMBOL_CONSTANT_POOL for LABEL_REFs
35799         when generating mips16 code.  Remove special mips16 treatment of
35800         string constants.
35801         (mips_symbolic_constant_p): Allow mips16 constant pool accesses
35802         to have the form LABEL+CONSTANT.
35803         (mips_symbolic_address_p): Fix comment.
35804         (m16_usym8_4, m16_usym5_4): Delete.
35805         (mips_output_function_epilogue): Remove mips16 string handling.
35806         (mips_output_mi_thunk): Call mips16_lay_out_constants.
35807         (mips_select_section, mips_encode_section_info): Remove mips16
35808         string handling.
35809         (struct mips16_constant_pool): New.
35810         (add_constant): Take a mips16_constant_pool structure.  Keep pool
35811         sorted into order of ascending mode size.  Keep track of the highest
35812         possible start address, taking padding and the masking of the base PC
35813         value into account.
35814         (dump_constants_1): New function, split out from dump_constants.
35815         Handle vector constants.  Use gen_consttable_{int,float} rather than
35816         separate functions for each mode.
35817         (dump_constants): Simplify.  Use GET_MODE_ALIGNMENT.  Use gen_align
35818         rather than separate functions for each alignment.
35819         (mips_find_symbol): Delete.
35820         (mips16_insn_length): New function, split out from
35821         mips16_lay_out_constants.
35822         (mips16_rewrite_pool_refs): New function.
35823         (mips16_lay_out_constants): Rework. Remove string handling.
35824         Always create an inline constant pool.
35825         * config/mips/mips.md (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT)
35826         (UNSPEC_ALIGN): New constants.
35827         (UNSPEC_CONSTTABLE_[QHSD]I, UNSPEC_CONSTTABLE_[SD]F): Delete.
35828         (UNSPEC_ALIGN_[248]): Delete.
35829         (consttable_int, consttable_float, align): New patterns.
35830         (consttable_[qhsd]i, consttable_[sd]f, align_[248]): Delete.
35832 2004-04-17  Aldy Hernandez  <aldyh@redhat.com>
35834         * config/rs6000/altivec.h (vec_any_numeric): Correct typo in
35835         __unn_args_eq.
35837 2004-04-17  Alan Modra  <amodra@bigpond.net.au>
35839         PR target/14715
35840         * config/rs6000/rs6000.c (rs6000_stack_info): Make parm_size agree
35841         with STARTING_FRAME_OFFSET.
35843 2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
35845         * config/mips/mips.h (PREDICATE_CODES): Add macc_msac_operand.
35846         * config/mips/mips.c (macc_msac_operand): New function.
35847         * config/mips/mips.md (*msac): Move after *macc.
35848         (*msac2): New.  Generalize macc-related peepholes so that they apply
35849         to msac too.
35851 2004-04-17  Paolo Bonzini  <bonzini@gnu.org>
35853         * opts.c (decode_options): Do not enable flag_rename_registers
35854         and flag_web at -O3.
35855         * toplev.c (flag_rename_registers): Initialize
35856         flag_rename_registers and flag_web to
35857         AUTODETECT_FLAG_VAR_TRACKING.
35858         (default_debug_hooks): New global.
35859         (process_options): Initialize default_debug_hooks.  Warn if
35860         -fvar-tracking specified but not supported by the current
35861         debug format.  Do not run var tracking at -O0 or if not
35862         supported by the current debug format, even if
35863         -fvar-tracking was given.  If -fno-rename-registers
35864         is not specified, always run register renaming if var
35865         tracking is supported by the default debugging information
35866         format for the target, and we are at -O1 or higher; similarly
35867         for -fweb, but only at -O2 or higher.
35868         * doc/invoke.texi (Optimize Options): Document this.
35870 2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
35872         * configure.ac (gcc_cv_ld_as_needed): Use AC_CACHE_CHECK.
35873         * configure: Regenerate.
35875 2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
35877         * gcc.c (used_arg): Check whether an option has been removed.
35879 2004-04-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
35881         * config.gcc (i[34567]86-*-solaris2*): Default to DWARF-2
35882         debugging on Solaris 7 and up.
35884 2004-04-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
35886         * doc/install.texi (Specific, mips-sgi-irix5): Reflect working
35887         IRIX 5 port.
35888         Remove -save-temps workaround, handled automatically.
35889         Require GNU binutils 2.15 for debugging.
35890         Remove SGI make warnings since GNU make is now required.
35891         (Specific, mips-sgi-irix6): Some markup fixes.
35892         Describe MIPSpro C problems and workarounds.
35893         Mention working O32 ABI support.
35894         Recommend GNU as 2.15 for O32 with debugging.
35895         Remove description of fixed structure pass/return bug.
35897 2004-04-16  DJ Delorie  <dj@redhat.com>
35899         * sdbout.c (sdbout_one_type): Use TYPE_VALUES for enums, not
35900         TYPE_FIELDS.
35901         (sdbout_finish): Don't free deferred_global_decls; it's GC'd.
35903 2004-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
35905         * pa.md: Remove unnecessary declarations for asm_out_file.
35907         * pa64-regs.h (DBX_REGISTER_NUMBER): Simplify and correct mapping of
35908         SAR register.  Fix comment.
35909         (ADDITIONAL_REGISTER_NAMES): Correct register number of SAR register
35910         (%cr11).
35912         * pa64-hpux.h (LIB_SPEC): Fix library specification used with GNU ld.
35914 2004-04-16  Nick Clifton  <nickc@redhat.com>
35916         * config/arm/arm.c (arm_override_options): Revert previous patch.
35917         * config/arm/t-xscale-elf: Disable iwmmxt multilibs until they can
35918         be safely built.
35920 2004-04-16  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
35922         * config/m32r/m32r.h (BIG_ENDIAN_BIT): Deleted to fix endian
35923         bug.
35924         (TARGET_LITTLE_ENDIAN, TARGET_BIG_ENDIAN,
35925         TARGET_DEFAULT): Changed. Ditto.
35926         (LITTLE_ENDIAN_BIT, TARGET_CPU_DEFAULT,
35927         TARGET_ENDIAN_DEFAULT): Added. Ditto.
35928         * config/m32r/little.h (TARGET_LITTLE_ENDIAN): Deleted.
35929         (TARGET_ENDIAN_DEFAULT): Added.
35931 2004-04-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
35933         * builtins.def (BUILT_IN_ISDIGIT, BUILT_IN_ISXDIGIT): Mark with
35934         ATTR_CONST_NOTHROW_LIST.
35936 2004-04-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
35938         PR/middle-end 14915
35939         * builtins.c (expand_builtin_signbit): Test BYTES_BIG_ENDIAN, not
35940         BITS_BIG_ENDIAN.
35942 2004-04-15  Pat Haugen  <pthaugen@us.ibm.com>
35944         * ra-debug.c (ra_print_rtx): Add break's to case legs.
35946 2004-04-14  James E Wilson  <wilson@specifixinc.com>
35948         * Makefile.in (fixinc.sh): Set WARN_CFLAGS to empty string.
35950 2004-04-14  Nathanael Nerode  <neroden@gcc.gnu.org>
35952         * libada-mk.in: New file.
35953         * configure.ac: Create libada-mk from libada-mk.in.
35954         * configure: Regenerate.
35956 2004-04-14  Uros Bizjak  <uros@kss-loka.si>
35958         * optabs.h (enum optab_index): Add new OTI_logb and OTI_ilogb.
35959         (logb_optab, ilogb_optab): Define corresponding macros.
35960         * optabs.c (init_optabs): Initialize logb_optab and ilogb_optab.
35961         * genopinit.c (optabs): Implement logb_optab and ilogb_optab
35962         using logb?f2 and ilogb?i2 patterns.
35963         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOGB{,F,L}
35964         using logb_optab, and BUILT_IN_ILOGB{,F,L} using ilogb_optab.
35965         (expand_builtin): Expand BUILT_IN_LOGB{,F,L} and BUILT_IN_ILOGB{,F,L}
35966         using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
35968         * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_XTRACT_FRACT
35969         and UNSPEC_XTRACT_EXP.
35971         * config/i386/i386.md (*fxtractdf3, *fxtractsf3, *fxtractxf3): New
35972         patterns to implement fxtract x87 instruction.
35973         (logbdf2, logbsf2, logbxf2, ilogbsi2): New expanders to implement
35974         logb, logbf, logbl, ilogb, ilogbf and ilogbl built-ins as inline x87
35975         intrinsics.
35976         (UNSPEC_XTRACT_FRACT, UNSPEC_XTRACT_EXP): New unspecs to represent
35977         x87's fxtract insn.
35979 2004-04-14  Eric Christopher  <echristo@redhat.com>
35981         * config/mips/t-elf: Enable multilibs by default.
35983 2004-04-14  Andreas Tobler  <a.tobler@schweiz.ch>
35985         * bb-reorder.c (fix_crossing_conditional_branches): Adjust the
35986         previous fix to check HAVE_return at runtime too.
35988 2004-04-14  Nick Clifton  <nickc@redhat.com>
35990         * config/arm/arm.c (arm_override_options): If the user has not
35991         specified an ABI, then default to AAPCS for the iWMMXt processor.
35992         * config/arm/t-xscale-elf: Remove redundant multilib specifications.
35993         * config/arm/t-xscale-coff: Likewise.
35995 2004-04-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
35997         * builtins.c (fold_builtin_isdigit): New.
35998         (fold_builtin): Handle BUILT_IN_ISDIGIT.
35999         * defaults.h: Add TARGET_DIGIT0 and sort.
36000         * doc/tm.texi: Add TARGET_BS and TARGET_DIGIT0.
36002 2004-04-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
36004         * builtins.c (fold_builtin_cabs, fold_builtin): Use
36005         `mathfn_built_in' to determine the new builtin.
36006         * fold-const.c (fold): Likewise.
36008 2004-04-14  Richard Sandiford  <rsandifo@redhat.com>
36010         * doc/invoke.texi: Rename MIPS's -mfix-vr4122-bugs to -mfix-vr4120.
36011         * config/mips/mips.h (MASK_FIX_VR4120): Renamed from MASK_FIX_VR4122.
36012         (TARGET_FIX_VR4120): Likewise TARGET_FIX_VR4122.
36013         (TARGET_SWITCHES): Replace -mfix-vr4122-bugs with -mfix-vr4120.
36014         (ASM_SPEC): Update accordingly.
36015         * config/mips/mips.c: Update after above renaming.
36016         * config/mips/mips.md, config/mips/t-vr, config/mips/vr.h: Likewise.
36017         * config/mips/vr4120-div.S: Renamed from vr4122-div.S.
36019 2004-04-13  James E Wilson  <wilson@specifixinc.com>
36021         * c-opt.c (c_common_post_options): If this_input_filename is NULL,
36022         increment errorcount and return false instead of true.
36024 2004-04-13  Uros Bizjak  <uros@kss-loka.si>:
36026         * optabs.c (expand_twoval_unop): Reorder function arguments.
36027         * builtins.c (expand_builtin_mathfn_3): Update calls to
36028         expand_twoval_unop.
36030         * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_TAN_ONE
36031         and UNSPEC_TAN_TAN. Add missing comment.
36033         * config/i386/i386.md (*tandf3_1, *tansf3_1, *tanxf3_1): New
36034         patterns to implement fptan x87 instruction.
36035         (tandf2, tansf2, tanxf2): New expanders to implement tan, tanf
36036         and tanl built-ins as inline x87 intrinsics. Define corresponding
36037         peephole2 optimizers for 'fptan; fstp %st(0); fld1' sequence.
36038         (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): New unspecs to represent
36039         x87's fptan insn.
36041 2004-03-13  Richard Henderson  <rth@redhat.com>
36043         * bb-reorder.c (fix_crossing_unconditional_branches): Use Pmode
36044         for LABEL_REFs.
36046         * defaults.h (HOT_TEXT_SECTION_NAME): Add leading dot.
36047         (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Likewise.
36048         * doc/invoke.texi: Update to match.
36050         * varasm.c (unlikely_text_section): Use assemble_align instead of
36051         ASM_OUTPUT_ALIGN.  Use it in the correct place with an approximately
36052         correct alignment argument.
36054 2004-04-13  Ulrich Weigand  <uweigand@de.ibm.com>
36056         * reload1.c (emit_reload_insns): Set reg_has_output_reload to one
36057         after setting reg_last_reload_reg for optional output reloads.
36059 2004-04-12  Fariborz Jahanian <fjahanian@apple.com>
36061         * config/rs6000/altivec.h (vec_mergeh, vec_mergel):
36062         Definition of these two macros are corrected by adding
36063         matchine right paren.
36065 2004-04-12  Jonathan Larmour  <jifl@eCosCentric.com>
36067         * fix-header.c: kill(), putenv() and tzset() are POSIX not ANSI.
36069 2004-04-12  Roger Sayle  <roger@eyesopen.com>
36071         * config/i386/i386.c (output_387_reg_move): New function.
36072         * config/i386/i386-protos.h (output_387_reg_move): Prototype here.
36073         * config/i386/i386.md (*movsf_1, *movsf1_nointerunit,
36074         *movdf_nointeger, *movdf_integer, *movxf_nointeger, *movxf_integer,
36075         *extendsfdf2_1,  *extendsfxf2_1, *extenddfxf2_1, truncdfsf2_noop,
36076         truncxfsf2_noop, truncxfdf2_noop): Call output_387_reg_move.
36078 2004-04-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
36080         * c-decl.c (finish_decl): Make a decl_stmt for a variable-sized
36081         TYPE_DECL.
36082         * c-semantics.c (genrtl_decl_stmt): Handle TYPE_DECL.
36083         * stmt.c (expand_decl): Remove redundant expansion of TYPE_DOMAIN.
36084         * stor-layout.c (variable_size): Don't check for MINUS_EXPR.
36085         Use skip_simple_arithmetic to find SAVE_EXPR.
36086         (force_type_save_exprs, force_type_save_exprs_1): New functions.
36087         * tree-inline.c (remap_type, case POINTER_TYPE, case REFERENCE_TYPE):
36088         Properly chain multiple pointers.
36089         (copy_tree_r): Copy a TYPE_DECL.
36090         * tree.c (variably_modified_type_p): Add some missing tests and
36091         make some other minor changes.
36092         * tree.h (force_type_save_exprs): New declaration.
36094 2004-04-12  Roger Sayle  <roger@eyesopen.com>
36096         * simplify-rtx.c (simplify_binary_operation) <UDIV, DIV, UMOD, MOD>:
36097         Remove fall throughs.  Convert 0/x and 0%x into x&0 when x has
36098         side-effects.  Don't convert x/1.0 into x if we honor signaling NaNs.
36099         Convert x/-1.0 into -x if we don't honor signaling NaNs.  Convert
36100         x/-1 into -x.  Optimize x%1 into x&0 if x has side-effects.  Optimize
36101         x%-1 into 0 (or x&0 if x has side-effects).
36103 2004-04-11  Aldy Hernandez  <aldyh@redhat.com>
36105         * config/rs6000/rs6000.md: Document why a pattern is not
36106         available.
36108         * config/rs6000/rs6000.c (rs6000_emit_cmove): Disable comparisons
36109         of floats on the E500.
36110         (branch_positive_comparison_operator): Do not allow NE even on the
36111         E500.
36113 2004-04-11  Aldy Hernandez  <aldyh@redhat.com>
36115         * config/rs6000/rs6000.c (rs6000_assemble_integer): Change
36116         in_text_unlikely_section to in_unlikely_text_section.
36118 2004-04-11  Roger Sayle  <roger@eyesopen.com>
36120         * fold-const.c (fold_binary_op_with_conditional_arg):  Tweak
36121         calling convention to allow a NULL_TREE to be returned.  Factor
36122         sanity checks from callers, return NULL_TREE when appropriate.
36123         (fold): Handle COMPOUND_EXPR operands of binary expressions
36124         before COND_EXPR operands.  Use reorder_operands_p(a,b) to check
36125         whether a op (b,c) can be rewritten as (b, a op c).  Simplify
36126         calls to fold_binary_op_with_conditional_arg.
36128 2004-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
36130         * config/mips/iris5.h (current_section_flags):  Add
36131         in_unlikely_executed_text and default case.
36133 2004-04-11  Andreas Tobler  <a.tobler@schweiz.ch>
36135         * bb-reorder.c (fix_crossing_conditional_branches): Fix bootstrap
36136         failure on solaris. Place ifdef HAVE_return around gen_ret call.
36137         * cfgrtl.c (force_nonfallthru_and_redirect): Remove ifdef
36138         HAVE_return and place it around the place where it is needed.
36140 2004-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
36142         * varasm.c (text_section): Use TEXT_SECTION_ASM_OP and
36143         ASM_OUTPUT_ALIGN instead of SECTION_FORMAT_STRING
36144         and NORMAL_TEXT_SECTION_NAME.
36145         (unlikely_text_section): Check targetm.have_named_sections
36146         instead of TARGET_ASM_NAMED_SECTION and use TEXT_SECTION_ASM_OP
36147         instead of SECTION_FORMAT_STRING.
36148         * config/mips/iris5.h (current_section_name): Add
36149         in_unlikely_executed_text case and move the abort into the switch.
36150         * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME): Remove.
36151         (NORMAL_TEXT_SECTION_NAME): Remove.
36152         (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
36153         (SECTION_FORMAT_STRING): Remove.
36154         * defaults.h (SECTION_FORMAT_STRING): Remove.
36155         * tm.texi (NORMAL_TEXT_SECTION_NAME): Remove.
36156         (SECTION_FORMAT_STRING): Remove.
36158 2004-04-10  Joseph S. Myers  <jsm@polyomino.org.uk>
36160         * c-typeck.c (common_type): Prefer long long to long when same
36161         precision.
36163 2004-04-09  Zack Weinberg  <zack@codesourcery.com>
36165         PR 14887
36166         * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Look only at
36167         mode argument.
36168         * config/ia64/ia64.c (ia64_hpux_file_end): Check
36169         TREE_SYMBOL_REFERENCED on DECL_ASSEMBLER_NAME, not DECL_NAME.
36171 2004-04-09  Roger Sayle  <roger@eyesopen.com>
36173         * simplify-rtx.c (mode_signbit_p): New function to check whether
36174         an RTX is an immediate constant that represents the most significant
36175         bit of a given machine mode.
36176         (simplify_unary_operation) <NOT>: Optimize ~(X+C) as X ^ ~C, where
36177         C is the sign bit.
36178         (simplify_binary_operation) <PLUS>: Optimize (X^C1) + C2 as X^(C1^C2)
36179         when C2 is the sign bit.
36180         (simplify_binary_operation) <XOR>: Canonicalize X^C as X+C when C
36181         is the sign bit.  Optimize (X+C1) ^ C2 as X^(C1^C2) when C1 is the
36182         sign bit.
36184 2004-04-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
36186         * builtins.c (mathfn_built_in): Check TYPE_MAIN_VARIANT, not
36187         TYPE_MODE.
36189 2004-04-09  Andrew Pinski  <pinskia@physics.uc.edu>
36191         * c-common.c (handle_noreturn_attribute): Use TYPE_READONLY instead
36192         of TREE_READONLY for types.
36194 2004-04-09  Caroline Tice  <ctice@apple.com>
36196         * basic-block.h (struct edge_def):  Add new field, crossing_edge.
36197         (struct basic_block_def):  Add new field, partition.
36198         (UNPARTITIONED, HOT_PARTITION, COLD_PARTITION):  New constant macro
36199         definitions.
36200         (partition_hot_cold_basic_blocks): Add extern function
36201         declaration.
36202         * bb-reorder.c (function.h, obstack.h, expr.h, regs.h):  Add four new
36203         include statements.
36204         (N_ROUNDS): Increase the maximum number of rounds by 1.
36205         (branch_threshold): Add array value for new round.
36206         (exec_threshold): Add array value for new round.
36207         (push_to_next_round_p): New function.
36208         (add_unlikely_executed_notes): New function.
36209         (find_rarely_executed_basic_blocks_and_crossing_edges): New function.
36210         (mark_bb_for_unlikely_executed_section): New function.
36211         (add_labels_and_missing_jumps): New function.
36212         (add_reg_crossing_jump_notes): New function.
36213         (fix_up_fall_thru_edges): New function.
36214         (find_jump_block): New function.
36215         (fix_crossing_conditional_branches): New function.
36216         (fix_crossing_unconditional_branches): New function.
36217         (fix_edges_for_rarely_executed_code): New function.
36218         (partition_hot_cold_basic_blocks): New function.
36219         (find_traces):  Add an extra round for partitioning hot/cold
36220         basic blocks.
36221         (find_traces_1_round): Add a parameter.  Modify to push all cold blocks,
36222         and only cold blocks, into the last (extra) round of collecting traces.
36223         (better_edge_p): Add a parameter.  Modify to favor non-crossing edges
36224         over crossing edges.
36225         (bb_to_key):  Add code to correctly identify cold blocks when
36226         doing partitioning.
36227         (connect_traces): Modify to connect all the non-cold traces first, then
36228         go back and connect up all the cold traces.
36229         (reorder_basic_blocks):  Add call to add_unlikely_executed_notes.
36230         * cfg.c (entry_exit_blocks): Add initialization for partition field in
36231         entry and exit blocks.
36232         * cfgbuild.c (make_edges): Update current_function_has_computed_jump
36233         if we are doing hot/cold partitioning.
36234         * cfgcleanup.c (cfglayout.h): Add new include statement.
36235         (try_simplify_condjump): Modify to not attempt on blocks with jumps
36236         that cross section boundaries.
36237         (try_forward_edges): Likewise.
36238         (merge_blocks_move_predecessor_nojumps): Likewise.
36239         (merge_blocks_move_successor_nojumps): Likewise.
36240         (merge_blocks_move): Likewise.
36241         (try_crossjump_to_edge): Modify to not attempt after we have done
36242         the block partitioning.
36243         (try_crossjump_bb): Modify to not attempt on blocks with jumps that
36244         cross section boundaries.
36245         (try_optimize_cfg): Likewise.
36246         * cfghooks.c (tidy_fallthru_edges): Modify to not remove indirect
36247         jumps that cross section boundaries.
36248         * cfglayout.c (flags.h): Add new include statement.
36249         (update_unlikely_executed_notes):  New function.
36250         (fixup_reorder_chain):  Add code so when a new jumping basic block is
36251         added, it's UNLIKELY_EXECUTED_CODE and REG_CROSSING_JUMP notes are
36252         updated appropriately.
36253         (duplicate_insn_chain):  Add code to duplicate the new NOTE insn
36254         introduced by this optimization.
36255         * cfglayout.h (scan_ahead_for_unlikely_executed_note):  Add new
36256         extern function declaration.
36257         * cfgrtl.c (can_delete_note_p):  Add NOTE_INSN_UNLIKELY_EXECUTED_CODE to
36258         list of notes that can be deleted.
36259         (create_basic_block_structure):  Add initialization for partition field.
36260         (rtl_can_merge_blocks):  Modify to test blocks for jumps that cross
36261         section boundaries.
36262         (try_redirect_by_replacing_jump):  Modify to not attempt on jumps that
36263         cross section boundaries.
36264         (commit_one_edge_insertion): Add code so newly created basic block
36265         ends up in correct (hot or cold) section.  Modify to disallow
36266         insertions before NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
36267         (rtl_verify_flow_info_1):  Add code to verify that no fall_thru edge
36268         crosses section boundaries.
36269         (cfg_layout_can_merge_blocks_p): Modify to test blocks for jumps that
36270         cross section boundaries.
36271         (force_nonfallthru_and_redirect): Modify to make sure new basic block
36272         ends up in correct section, with correct notes attached.
36273         * common.opt (freorder-blocks-and-partition):  Add new flag for this
36274         optimization.
36275         * dbxout.c (dbx_function_end):  Add code to make sure scope labels at
36276         the end of functions are written into the correct (hot or cold)
36277         section.
36278         (dbx_source_file): Add code so writing debug file information
36279         doesn't incorrectly change sections.
36280         * defaults.h (NORMAL_TEXT_SECTION_NAME): New constant macro, for use
36281         in partitioning hot/cold basic blocks into separate sections.
36282         (SECTION_FORMAT_STRING): New constant macro, for linux/i386 hot/cold
36283         section partitioning.
36284         (HAS_LONG_COND_BRANCH): New constant macro, indicating whether or not
36285         conditional branches can span all of memory.
36286         (HAS_LONG_UNCOND_BRANCH): New constant macro, indicationg whether or not
36287         unconditional branches can span all of memory.
36288         * final.c (scan_ahead_for_unlikely_executed_note):  New function.
36289         (final_scan_insn):  Add code to check for NOTE instruction indicating
36290         whether basic block belongs in hot or cold section, and to make sure
36291         the current basic block is being written to the appropriate section.
36292         Also added code to ensure that jump table basic blocks end up in the
36293         correct section.
36294         * flags.h (flag_reorder_blocks_and_partition):  New flag.
36295         * ifcvt.c (find_if_case_1):  Modify to not attempt if conversion if
36296         one of the branches has a jump that crosses between sections.
36297         (find_if_case_2): Likewise.
36298         (ifcvt): Modify to not attempt to mark loop exit edges after
36299         hot/cold partitioning has occurred.
36300         * opts.c (decode_options): Code to handle new flag,
36301         flag_reorder_blocks_and_partition; also to turn it off if
36302         flag_exceptions is on.
36303         (common_handle_option): Code to handle new flag,
36304         flag_reorder_blocks_and_partition.
36305         * output.h (unlikely_text_section): New extern function declaration.
36306         (in_unlikely_text_section): New extern function declaration.
36307         * passes.c (rest_of_handle_stack_regs):  Add
36308         flag_reorder_blocks_and_partition as an 'or' condition for calling
36309         reorder_basic_blocks.
36310         (rest_of_handle_reorder_blocks):  Add flag_reorder_blocks_and_partition
36311         as an 'or' condition for calling reorder_basic_blocks.
36312         (rest_of_compilation):  Add call to partition_hot_cold_basic_blocks.
36313         * print-rtl.c (print_rtx): Add code for handling new note,
36314         NOTE_INSN_UNLIKELY_EXECUTED_CODE
36315         * rtl.c  (NOTE_INSN_UNLIKELY_EXECUTED_CODE): New note insn (see below).
36316         (REG_CROSSING_JUMP): New kind of reg_note, to mark jumps that
36317         cross between section boundaries.
36318         * rtl.h (NOTE_INSN_UNLIKELY_EXECUTED_CODE):  New note instruction,
36319         indicating the basic block containing it belongs in the cold section.
36320         (REG_CROSSING_JUMP): New type of reg_note, to mark jumps that cross
36321         between hot and cold sections.
36322         * toplev.c (flag_reorder_blocks_and_partition):  Add code to
36323         initialize this flag, and to tie it to the command-line option
36324         freorder-blocks-and-partition.
36325         * varasm.c (cfglayout.h):  Add new include statement.
36326         (unlikely_section_label_printed):  New global variable, used for
36327         determining when to output section name labels for cold sections.
36328         (in_section):  Add in_unlikely_executed_text to enum data structure.
36329         (text_section):  Modify code to use SECTION_FORMAT_STRING and
36330         NORMAL_TEXT_SECTION_NAME macros.
36331         (unlikely_text_section):  New function.
36332         (in_unlikely_text_section):  New function.
36333         (function_section):  Add code to make sure beginning of function is
36334         written into correct section (hot or cold).
36335         (assemble_start_function):  Add code to make sure stuff is written to
36336         the correct section.
36337         (assemble_zeros):  Add in_unlikely_text_section as an 'or' condition
36338         to an if statement that was checking 'in_text_section'.
36339         (assemble_variable):  Add 'in_unlikely_text_section' as an 'or'
36340         condition to an if statement that was checking 'in_text_section'.
36341         (default_section_type_flags_1):  Add check: if in cold section
36342         flags = SECTION_CODE.
36343         * config/darwin.c (darwin_asm_named_section):  Modify to use
36344         SECTION_FORMAT_STRING if we are partitioning hot/cold blocks.
36345         * config/i386/i386.h (HAS_LONG_COND_BRANCH): Defined this macro
36346         specifically for the i386.
36347         (HAS_LONG_UNCOND_BRANCH):  Defined this macro specifically for the i386.
36348         * config/rs6000/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Change
36349         text string to something more informative.
36350         (NORMAL_TEXT_SECTION_NAME): Add new definition.
36351         (SECTION_FORMAT_STRING):  Add new definition.
36352         * config/rs6000/rs6000.c (rs6000_assemble_integer):  Add
36353         '!in_unlikely_text_section' as an 'and' condition to an if statement
36354         that was already checking '!in_text_section'.
36355         * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME,NORMAL_TEXT_SECTION_NAME,
36356         UNLIKELY_EXECUTED_TEXT_SECTION_NAME,SECTION_FORMAT_STRING): Make
36357         sure these are properly defined for linux on ppc.
36358         * doc/invoke.texi  (freorder-blocks-and-partition): Add documentation
36359         for this new flag.
36360         * doc/rtl.texi (REG_CROSSING_JUMP):  Add documentation for new
36361         reg_note.
36362         * doc/tm.texi (NORMAL_TEXT_SECTION_NAME, SECTION_FORMAT_STRING,
36363         HAS_LONG_COND_BRANCH, HAS_LONG_UNCOND_BRANCH): Add documentation for
36364         these new macros.
36366 2004-04-08  Roger Sayle  <roger@eyesopen.com>
36368         * function.c (gen_mem_addressof): When changing the RTX from a REG
36369         to a MEM, clear MEM_VOLATILE_P which was formerly REG_USERVAR_P.
36371 2004-04-08  Roger Sayle  <roger@eyesopen.com>
36373         PR target/14888
36374         * config/i386/i386.md (truncdfsf2_noop, truncxfsf2_noop,
36375         truncxfdf2_noop): Provide dummy "fmov" implementations.
36377 2004-04-08  Ian Lance Taylor  <ian@wasabisystems.com>
36379         * gcc.c (default_compilers): Add missing initializers.
36381         * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
36382         Return 1 if file was successfully mapped.
36384 2004-04-08  Geoffrey Keating  <geoffk@apple.com>
36386         PR pch/13419
36387         PR pch/14137
36388         Radar #: 3315288
36389         * doc/invoke.texi (Precompiled Headers): Suggest -o
36390         to put an output file in a particular place.  Be more detailed
36391         about which options affect PCH validity and which options
36392         might not work.
36393         * c-pch.c (pch_matching): New.
36394         (MATCH_SIZE): New.
36395         (struct c_pch_validity): New field 'match'.
36396         (pch_init): Handle pch_matching.
36397         (c_common_valid_pch): Check pch_matching.
36399         * explow.c: Fix typo defining default of PROMOTE_FUNCTION_MODE.
36401 2004-04-08  Mark Mitchell  <mark@codesourcery.com>
36403         * doc/invoke.texi (Precompiled Headers): Warn about known
36404         problems.
36406 2004-04-08  Danny Smith  <dannysmith@users.sourceforge.net>
36408         PR c++/14808
36409         * defaults.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): New macro. Default
36410         to 1 if ASM_OUTPUT_DEF is defined.
36411         * doc/tm.texi (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document.
36412         * config/i386/cygming.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): Define.
36413         Set to non-zero iff not a one_only decl.
36415 2004-04-08  Paul Brook  <paul@codesourcery.com>
36417         * arm.h (CLASS_LIKELY_SPILLED_P): Define.
36419 2004-04-08  Paul Brook  <paul@codesourcery.com>
36421         * explow.c (promote_mode): Use PROMOTE_FUNCTION_MODE instead of
36422         PROMOTE_FOR_CALL_ONLY.
36423         * config/arm/arm-protos.h (arm_function_value): Declare.
36424         * config/arm/arm.h (TARGET_PROMOTE_FUNCTION_ARGS): Define.
36425         (TARGET_PROMOTE_PROTOTYPES): Return false.
36426         (arm_function_value): New function.
36427         * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Define.
36428         (FUNCTION_VALUE): Call arm_function_value.
36429         * config/cris/cris.h (PROMOTE_MODE): Rename ...
36430         (PROMOTE_FUNCTION_MODE): ... to this.
36431         (PROMOTE_FOR_CALL_ONLY): Remove.
36432         * config/mmix/mmix.h: Likewise.
36433         * config/s390/s390.h: Likewise.
36434         * config/sparc/sparc.h: Likewise.
36435         * config/sparc/sparc.c: Update comments about PROMOTE_MODE.
36436         * doc/tm.texi (PROMOTE_FUNCTION_MODE): Document.
36437         (TARGET_PROMOTE_FUNCTION_MODE, TARGET_PROMOTE_FUNCTION_RETURN): Update.
36438         (PROMOTE_FOR_CALL_ONLY): Remove.
36440 2004-04-08  Joel Sherrill <joel@oarcorp.com>
36442         PR ada/14538
36443         * ada/5rosinte.adb: Remove fake mprotect() body.
36444         * ada/5rosinte.ads: Add SA_SIGINFO.
36445         * ada/5rtpopsp.adb: Rewrite to use new interface.
36446         * ada/init.c: Reorder so the simple single OS conditional __rtems__
36447         is tested before more complex ones which mix UNIX and embedded
36448         systems in the conditional.
36450 2004-04-08  Joel Sherrill  <joel@oarcorp.com>
36452         PR ada/14665
36453         * ada/osint.adb (Find_Program_Name): Rework to properly handle
36454         filenames which end in .exe or have versioning suffixes like VMS.
36456 2004-04-08  Andrew Pinski  <pinskia@physics.uc.edu>
36458         PR target/10129
36459         * config/darwin.c (darwin_encode_section_info): When the decl has
36460         a DECL_INITIAL, it is only defined also when it is not a common.
36462 2004-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
36464         * builtins.c (fold_builtin_isascii, fold_builtin_toascii): New.
36465         (fold_builtin): Handle BUILT_IN_ISASCII and BUILT_IN_TOASCII.
36467 2004-04-07  H.J. Lu  <hongjiu.lu@intel.com>
36469         * config/ia64/ia64.c (ia64_encode_section_info): Don't prod
36470         global register variables.
36472 2004-04-07  Joseph S. Myers  <jsm@polyomino.org.uk>
36474         * fixinc/inclhack.def (rpc_xdr_lvalue_cast_a,
36475         rpc_xdr_lvalue_cast_b): New fixes.
36476         * fixinc/fixincl.x: Regenerate.
36477         * fixinc/tests/base/rpc/xdr.h: Add new tests.
36479 2004-04-07  David Edelsohn  <edelsohn@gnu.org>
36481         * config/rs6000/rs6000.c (processor_target_table): Add MASK_MFCRF
36482         to power4 and power5 entries.
36484 2004-04-06  Geoffrey Keating  <geoffk@apple.com>
36486         * c-common.h (pending_lang_change): Mark for PCH.
36488 2004-04-07  Caroline Tice  <ctice@apple.com>
36490         * gcc.c (main): Move 'break' in main loops (on an error)
36491         to wait until error processing has occurred.
36493 2004-04-06  Nathanael Nerode  <neroden@gcc.gnu.org>
36495         * config.gcc: Stop changing enable_threads midstream.
36496         Replace uses of enable_threads_flag with enable_threads.
36497         * configure.ac: Replace uses of enable_threads_flag with
36498         enable_threads.  Improve autoconf quotation in one place.
36499         * configure: Regenerate.
36501 2004-04-06  Uros Bizjak  <uros@kss-loka.si>
36503         * builtins.c: Implement support for sincos function.
36504         (expand_builtin_mathfn): Remove BUILT_IN_SIN{,F,L} and
36505         BUILT_IN_COS{,F,L}.
36506         (expand_builtin_mathfn_3): New function.
36507         (expand_builtin): Expand BUILT_IN_SIN{,F,L} and
36508         BUILT_IN_COS{,F,L} using expand_builtin_mathfn_3 if
36509         flag_unsafe_math_optimization is set.
36511         * optabs.h (enum optab_index): Add new OTI_sincos.
36512         (sincos_optab): Define corresponding macro.
36514         * optabs.c (init_optabs): Initialize sincos_optab.
36515         (expand_twoval_unop): New function.
36517         * genopinit.c (optabs): Implement sincos_optab using sincos?f3
36518         patterns.
36520         * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_SINCOS_COS
36521         and UNSPEC_SINCOS_SIN.
36523         * config/i386/i386.md (sincosdf3, sincossf3, *sincosextendsfdf3,
36524         sincosxf3): New patterns to implement sincos, sincosf and sincosl
36525         built-ins as inline x87 intrinsics. Define splits for
36526         sindf2, sinsf2, *sinextendsfdf2, sinxf2, cosdf2,
36527         cossf2, *cosextendsfdf2 and cosxf2 patterns from corresponding
36528         sincos patterns.
36529         (sindf2, sinsf2, sinxf2): Rename to *sindf2, *sinsf2, *sinxf2.
36530         (cosdf2, cossf2, cosxf2): Rename to *cosdf2, *cossf2, *cosxf2.
36532         (UNSPEC_SINCOS_SIN, UNSPEC_SINCOS_COS): New unspecs to represent
36533         x87's fsincos insn.
36535 2004-04-06  Devang Patel  <dpatel@apple.com>
36537         PR 14467
36538         * config/darwin.h (LINK_COMMAND_SPEC): Use c++filt instead of c++filt3.
36540 2004-04-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
36542         * doc/install.texi: Update HP-UX 11 installation procedure.
36544 2004-04-06  Paul Brook  <paul@codesourcery.com>
36546         * doc/sourcebuild.texi: Remove obsolete contraint on testcases.
36548 2004-04-05  Kaz Kojima  <kkojima@gcc.gnu.org>
36550         * config/sh/sh.c (prepare_move_operands): Use emit_call_insn
36551         when the TLS address is generated by a function call.
36552         * config/sh/sh.md (tls_global_dynamic): Use a call expression.
36553         (tls_local_dynamic): Likewise.
36555 2004-04-05  Andrew Pinski  <pinskia@physics.uc.edu>
36557         * tree.c (reconstruct_complex_type): Use TYPE_READONLY
36558         and TYPE_VOLATILE.
36560 2004-04-05  Caroline Tice  <ctice@apple.com>
36562         * gcc.c (combine_flag): New global variable, for new driver option.
36563         (struct compiler): Add two new fields, to be used when
36564         combining multiple input files in a single pass (IMA).
36565         (default_compilers):  Add values for the new fields to all
36566         compiler entries. Modify the "@c" compiler entry for doing IMA
36567         properly with "-save-temps" and the "combine" flag.
36568         (option_map):  Add new driver option, "--combine", to tell driver
36569         to pass multiple input files to compiler at one time.
36570         (have_o_argbuf_index): New global variable.
36571         (store_arg): Modify to assign value to have_o_argbuf_index.
36572         (struct infile):  Add three new fields, to help with IMA.
36573         (display_help): Add help for new "combine" option.
36574         (process_command): Remove local variable have_o; add code to check
36575         for new "combine" option; remove assignment to combine_inputs.
36576         (do_spec_1):  Modify to deal with IMA better.
36577         (main): Make variable 'lang_n_infiles' local to entire function
36578         rather than to a single block.  Use flag combine_flag to
36579         determine whether to do IMA or not; Modify loop initializing
36580         infiles to deal properly with linker files.
36581         Add code for doing preprocessing in presence of
36582         IMA with "-save-temps" flag.  Modify "main" loop to handle
36583         multiple input files, in multiple languages, with or without
36584         preprocessing,  gracefully.
36585         * toplev.c (set_src_pwd): Modify to not complain if attempting to
36586         re-set it to same directory it's previously been set to (avoid
36587         irritating, meaningless warning messages when doing IMA with
36588         save-temps).
36589         * doc/invoke.texi: Add "-combine" to list of Overall Options;
36590         remove documentation about IMA that is no longer accurate; Add
36591         documentation explaining what "-combine" does.
36592         * ada/lang-specs.h: Add initialization values for new fields in
36593         "struct compiler".
36594         * cp/lang-specs.h: Likewise.
36595         * f/lang-specs.h: Likewise.
36596         * java/lang-specs.h: Likewise.
36597         * objc/lang-specs.h: Likewise.
36598         * treelang/lang-specs.h: Likewise.
36600 2004-04-05  David Edelsohn
36602         * config/rs6000/rs6000.c (VTABLE_NAME_P): Add _ZTI to special
36603         symbol handling.
36605 2004-04-05  Jakub Jelinek  <jakub@redhat.com>
36606             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
36608         PR optimization/13424 (hppa), bootstrap/14462, c/14828
36609         * pa.md: Use replace_equiv_address to retain the attributes of the
36610         memory operands used in the split and peephole2 patterns for optimizing
36611         the pre-reload movstrsi, movstrdi, clrstrsi and clrstrdi patterns.
36613 2004-04-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
36615         * c-decl.c (build_compound_literal): Use TYPE_READONLY.
36616         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
36617         * objc/objc-act.c (adorn_decl, gen_declspecs): Likewise.
36618         * c-typeck.c (decl_constant_value): Don't access DECL_INITIAL of a
36619         PARM_DECL.
36620         * calls.c (flags_from_decl_or_type): Use TYPE_READONLY and do so only
36621         for a type.
36622         * print-tree.c (print_node): Properly handle side-effects, readonly,
36623         and constant flags.
36624         * tree.c (build1_stat, build_expr_wfl): Only look at TREE_SIDE_EFFECTS
36625         and TREE_CONSTANT if not a type.
36626         * tree.h (IS_NON_TYPE_CODE_CLASS): New macro.
36627         (IS_EXPR_CODE_CLASS): Write 'E', not 'e'.
36628         (NON_TYPE_CHECK): New macro.
36629         (TREE_SIDE_EFFECT, TREE_READONLY, TREE_CONSTANT: Add check.
36631 2004-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
36633         * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Set
36634         to DWARF2_DEBUG unconditionally.
36635         (ASM_DEBUG_SPEC): Set the default to --gdwarf2 unconditionally.
36637 2004-04-04  Ian Lance Taylor  <ian@wasabisystems.com>
36638             Nathanael Nerode  <neroden@gcc.gnu.org>
36640         PR target/14548
36641         * config.host: Set the shell variable host_can_use_collect2.
36642         Set it to yes by default, and to no for alpha*-dec-*vms*,
36643         i[34567]86-*-mingw32*, and powerpc-*-beos*.
36644         * configure.ac: Set and substitute the shell variable collect2.
36645         Give an error if use_collect2 is yes and host_can_use_collect2 is
36646         no.
36647         * Makefile.in (COLLECT2): Rename from USE_COLLECT2.  Change all
36648         uses.  Initialize to @collect2@.
36649         (STAGESTUFF): Remove $(USE_COLLECT2).
36650         * config/alpha/x-vms (USE_COLLECT2): Don't set.
36651         * config/i386/t-mingw32 (USE_COLLECT2): Likewise.
36652         * config/rs6000/t-beos (USE_COLLECT2): Likewise.
36653         * config/pa/t-pa64: Remove commented out USE_COLLECT2.
36654         * configure: Regenerate.
36656 2004-04-04  Roger Sayle  <roger@eyesopen.com>
36658         * simplify-rtx.c (simplify_binary_operation): Constant fold
36659         DIV, MOD, UDIV and UMOD using div_and_round_double.
36661 2004-04-04  Mark Mitchell  <mark@codesourcery.com>
36663         PR c++/14804
36664         * varasm.c (initializer_constant_valid_p): Allow NOP_EXPRs to
36665         RECORD_TYPEs.
36667 2004-04-04  Mark Mitchell  <mark@codesourcery.com>
36669         * doc/invoke.texi (-mabi=o64): Create link to O64 ABI
36670         documentation.
36672 2004-04-04  Roger Sayle  <roger@eyesopen.com>
36674         * cse.c (cse_insn): Correct usage of simplify_replace_rtx when
36675         updating the REG_EQUAL note on an insn's libcall_insn.
36677 2004-04-04  Roger Sayle  <roger@eyesopen.com>
36679         * df.h: Tidy up whitespace in the definitions of the DF_ flags.
36681 2004-04-03  Roger Sayle  <roger@eyesopen.com>
36683         * fold-const.c (fold) <PLUS_EXPR>: Guard (-A)+B -> B-A transformation
36684         with reorder_operands_p.
36686 2004-04-03  Jan Hubicka  <jh@suse.cz>
36688         * md.texi (vec_set, vec_extract, vec_init): Document.
36690 2004-04-02  Gabor Loki <loki@inf.u-szeged.hu>
36692        * opts.c (decode_options): Do function inlining with very small
36693        max-inline-insns-* parameters when optimizing for size.
36695 2004-04-02  Vladimir Makarov  <vmakarov@redhat.com>
36697         * config/i386/i386.h (TARGET_NOCONA): New macro.
36698         (TARGET_CPU_CPP_BUILTINS): Add code for Nocona.
36699         (processor_type): Add PROCESSOR_NOCONA.
36701         * config/i386/i386.md (cpu): Add nocona to the attribute values.
36703         * config/i386/i386.c (nocona_cost): New variable.
36704         (m_NOCONA): New macro.
36705         (x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
36706         x86_branch_hints, x86_use_sahf, x86_single_stringop,
36707         x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8,
36708         x86_integer_DFmode_moves, x86_partial_reg_dependency,
36709         x86_memory_mismatch_stall, x86_accumulate_outgoing_args,
36710         x86_decompose_lea, x86_arch_always_fancy_math_387,
36711         x86_sse_partial_reg_dependency, x86_sse_load0_by_pxor,
36712         x86_ext_80387_constants, x86_four_jump_limit):
36713         (override_options): Add nocona_cost to processor_target_table.
36714         Set up PROCESSOR_NOCONA for Nocona entry in processor_alias_table.
36715         (incdec_operand): Prevent inc/dec generation for Nocona too.
36716         (ix86_issue_rate): Add PROCESSOR_NOCONA.
36718 2004-04-01  Andrew Pinski  <pinskia@physics.uc.edu>
36720         * rtlanal.c (find_reg_note): Manually
36721         unswitch the loop.
36723 2004-04-01  Mark Mitchell  <mark@codesourcery.com>
36725         * genemit.c (gen_split): Change prototype of generated code.
36726         * genrecog.c (write_action): Adjust prototype for and calls to
36727         gen_split_*.
36728         * gensupport.c (struct queue_elem): Add split field.
36729         (queue_pattern): Return a value.  Clear the split field.
36730         (process_rtx): Maintain an association between an insn and the
36731         split generated from it for a define_insn_and_split.
36732         (process_one_cond_exec): Generate a new split for a
36733         define_insn_and_split.
36734         * config/arm/arm-protos.h (arm_split_constant): Add insn
36735         parameter.
36736         (emit_constant_insn): New function.
36737         (arm_gen_constant): Use it.
36738         * config/arm/arm.md: Adjust calls to arm_split_constant.
36740 2004-04-02  Jan Hubicka  <jh@suse.cz>
36742         * cgraph.c: Add overall comment.
36743         (cgraph_inline_hash): New global variable.
36744         (cgraph_create_node): Break out from ...
36745         (cgraph_node): ... here.
36746         (cgraph_edge): New function.
36747         (cgraph_create_edge): New CALL_EXPR argument; some sanity checking.
36748         (cgraph_remove_edge): Accept edge, intead of source and destination.
36749         (cgraph_redirect_edge_callee): New.
36750         (cgraph_remove_node): Update all new datastructures.
36751         (cgraph_record_call, cgraph_remove_call): Kill.
36752         (dump_cgraph_node): Break out from ... ; dump new datastructures.
36753         (dump_cgraph): ... here.
36754         (cgraph_function_possibly_inlined_p): Use new hashtable.
36755         (cgraph_clone_edge, cgraph_clone_node): New.
36756         * cgraph.h: Include hashtab.h
36757         (struct cgraph_global_info): Kill cloned_times, inline_once, will_be_output
36758         fields, add inlined_to pointer.
36759         (cgraph_node): Add pointer to next_clone.
36760         (cgraph_remove_edge, cgraph_create_edge): Update prototype.
36761         (cgraph_remove_call, cgraph_record_call): Kill.
36762         (cgraph_inline_hash): Declare.
36763         (dump_cgraph_node, cgraph_edge, cg4raph_clone_edge, cgraph_clone_node,
36764         cgraph_redirect_edge_callee): Declare.
36765         (cgraph_create_edges, cgraph_inline_p): Update prorotype.
36766         (cgraph_preserve_function_body_p, verify_cgraph, verify_cgraph_node,
36767         cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Declare.
36768         * cgraphunit.c: Add overall comment.
36769         (cgraph_optimize_function): Kill.
36770         (cgraph_assemble_pending_functions): Do not assemble inline clones.
36771         (cgraph_finalize_function): Update call of cgraph_remove_node
36772         (record_call_1): Record call sites.
36773         (cgraph_create_edges): Accept node instead of decl argument.
36774         (error_found): New static variable.
36775         (verify_cgraph_node_1, verify_cgraph_node, verify_cgraph): New functions.
36776         (cgraph_analyze_function): Update for new datastructures.
36777         (cgraph_finalize_compilation_unit): Plug memory leak.
36778         (cgraph_optimize_function): Kill.
36779         (cgraph_expand_function): Do not use cgraph_optimize_function.
36780         (INLINED_TIMES, SET_INLINED_TIMES, cgraph_inlined_into,
36781         cgraph_inlined_callees): Kill.
36782         (cgraph_remove_unreachable_nodes): Verify cgraph; update handling of
36783         clones.
36784         (estimate_growth): Simplify.
36785         (cgraph_clone_inlined_nodes): New function.
36786         (cgraph_mark_inline_edge): Re-implement.
36787         (cgraph_mark_inline): Likewise.
36788         (cgraph_check_inline_limits): Simplify.
36789         (cgraph_recursive_inlining_p): New.
36790         (update_callee_keys): Break out from ...
36791         (cgraph_decide_inlining_of_small_functions): ... here; simplify.
36792         (cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
36793         Likewise.
36794         (cgraph_expand_all_functions):  Remove inline clones from the ordered
36795         list.
36796         (cgraph_preserve_function_body_p): New predicate.
36797         (cgraph_optimize): Verify cgraph.
36798         * function.h (struct function): Add fields saved_tree/saved_args.
36799         * timevar.def (TV_CGRAPH_VERIFY): Use verifier.
36800         * toplev.c (rest_of_compilation): Do not free cfun.
36801         * tree-inline.c: Include function.h
36802         (struct inline_data): Add saving_p field; replace decl/current_decl by
36803         node/current_node.
36804         (insert_decl_map): New function.
36805         (copy_body_r): Handle saving; update cgraph datastructure.
36806         (copy_body): Handle recursive inlining.
36807         (initialize_inlined_parameters): Likewise.
36808         (expand_call_inline): Propagate node attributes; update cgraph.
36809         (optimize_inline_calls): Verify that datastructure still match.
36810         (save_body): New function.
36811         * tree-inline.h (save_body): New.
36812         * tree-optimize.c (tree_rest_of_compilation): preserve function body; do inlining.
36813         * langhooks-def.c (LANG_HOOKS_UPDATE_DECL_AFTER_SAVING): New.
36814         * langhooks.c (lang_hooks): Add update_decl_after_saving.
36816 2004-04-01  Serge Belyshev  <1319@bot.ru>
36818         PR target/14702
36819         * config/i386/i386.md: fix source operand constraints in
36820         mmx_pshufw, sse2_pshufd, sse2_pshuflw, sse2_pshufhw
36822 2004-04-01  Waldek Hebisch  <hebisch@math.uni.wroc.pl>
36824         * fold-const.c (folda): Preserve types of comparisons.
36826 2004-04-01  Richard Henderson  <rth@redhat.com>
36828         * toplev.c (backend_init): Move init_optimization_passes call ...
36829         (lang_dependent_init): ... here.
36831 2004-04-01  Alan Modra  <amodra@bigpond.net.au>
36832             Jakub Jelinek  <jakub@redhat.com>
36834         * gcc.c (init_gcc_specs): If HAVE_LD_AS_NEEDED, link with
36835         -lgcc --as-needed -lgcc_s --no-as-needed by default.
36836         * configure.ac (HAVE_LD_AS_NEEDED): Check for ld --as-needed.
36837         * configure: Rebuilt.
36838         * config.in: Rebuilt.
36839         * Makefile.in (stage1-start): Copy also libgcc_s*$(SHLIB_EXT).
36840         (stage2-start, stage3-start, stage4-start): Likewise.
36841         (stageprofile-start, stagefeedback-start): Likewise.
36843 2004-04-01  Jakub Jelinek  <jakub@redhat.com>
36845         * config/sparc/sparc.h (DITF_CONVERSION_LIBFUNCS): Define to 0.
36846         * config/sparc/linux.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
36847         * config/sparc/linux64.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
36848         * config/sparc/sol2.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
36849         (SOLARIS_CONVERSION_LIBFUNCS): Rename to SUN_CONVERSION_LIBFUNCS.
36850         * config/sparc/sparc.c (sparc_init_libfuncs): Initialize optabs
36851         with _Q_qtoll, _Q_qtoull and _Q_lltoq if DITF_CONVERSION_LIBFUNCS.
36852         * config.gcc (sparc-*-linux*): Revert 2004-03-23 change.
36853         * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Likewise.
36854         * config/sparc/t-linux: Removed.
36856 2004-04-01  Jakub Jelinek  <jakub@redhat.com>
36858         PR c++/14755
36859         * fold-const.c (fold) <EQ_EXPR>: Properly compute newconst in
36860         "bitfld++ == const" to "++bitfld == const + incr" transformations.
36862 2004-04-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
36864         * expr.c (get_inner_reference): Use DECL_UNSIGNED, not TREE_UNSIGNED.
36865         * stor-layout.c (layout_decl): Likewise.
36866         * tree.c (get_narrower): Likewise and also use BIT_FIELD_REF_UNSIGNED.
36867         * fold-const.c (make_bit_field_ref): Use BIT_FIELD_REF_UNSIGNED.
36868         * print-tree.c (print_node): Handle various used of unsigned_flag.
36869         * tree.def (BIT_FIELD_REF): Update comment.
36870         * tree.h (TREE_UNSIGNED): Deleted.
36871         (DECL_UNSIGNED, BIT_FIELD_REF_UNSIGNED): New macros.
36873 2004-03-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
36875         * builtins.c, c-aux-info.c, c-common.c, c-cppbuiltin.c, c-decl.c:
36876         Change most occurrences of TREE_UNSIGNED to TYPE_UNSIGNED.
36877         * c-format.c, c-opts.c, c-pretty-print.c, c-typeck.c: Likewise.
36878         * calls.c, convert.c, dbxout.c, dojump.c, dwarf2out.c: Likewise.
36879         * expmed.c, expr.c, fold-const.c, function.c, integrate.c: Likewise.
36880         * optabs.c, sdbout.c, stmt.c, stor-layout.c, tree-dump.c: Likewise.
36881         * tree.c, config/iq2000/iq2000.c, config/m32r/m32r.c: Likewise.
36882         * config/mips/mips.c, config/rs6000/rs6000.c: Likewise.
36883         * config/s390/s390.c, config/sparc/sparc.c, objc/objc-act.c: Likewise.
36884         * stor-layout.c (layout_type, case COMPLEX_TYPE): Test for
36885         REAL_TYPE, not INTEGER_TYPE.
36886         (layout_type, case VECTOR_TYPE): Simplify code.
36887         * tree.c (build_vector_type_for_mode): Remove dup unsigned setting.
36888         * tree.h: Update comments.
36889         (STRIP_NOPS): Use TYPE_UNSIGNED.
36890         (TYPE_UNSIGNED): New macro.
36891         (TYPE_TRAP_SIGNED): Remove now redundant check.
36892         (SAVE_EXPR_NOPLACEHOLDER): Don't use TREE_UNSIGNED.
36894 2004-03-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
36896         * function.c (put_var_into_stack): Properly set orig_reg for indirect.
36898 2004-03-31  Andrew Pinski  <pinskia@physics.uc.edu>
36900         * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA):
36901         Add darwin-fpsave.asm, darwin-vecsave.asm,
36902         and darwin-world.asm.
36903         (TARGET_LIBGCC2_CFLAGS): Add -Wa,-force_cpusubtype_ALL
36904         as the asm files contain altivec instructions.
36905         * config/rs6000/darwin-fpsave.asm: New file.
36906         * config/rs6000/darwin-vecsave.asm: New file.
36907         * config/rs6000/darwin-world.asm: New file.
36909 2004-03-31  Zack Weinberg  <zack@codesourcery.com>
36911         * gengtype-yacc.y (option, stringseq): Add missing
36912         terminating semicolon.
36914 2004-03-30  David Edelsohn  <edelsohn@gnu.org>
36916         * config/rs6000/rs6000.md (tls_gd_32, tls_gd_64,
36917         tls_ld_32, tls_ld_64, tls_dtprel_32, tls_dtprel_64,
36918         tls_dtprel_ha_32, tls_dtprel_ha_64,
36919         tls_dtprel_lo_32, tls_dtprel_lo_64,
36920         tls_got_dtprel_64, tls_tprel_32, tls_tprel_64,
36921         tls_tprel_ha_32, tls_tprel_ha_64,
36922         tls_tprel_lo_32, tls_tprel_lo_64,
36923         tls_got_tprel_32, tls_got_tprel_64,
36924         tls_tls_32, tls_tls_64): Replace register_operand with
36925         gpc_reg_operand.
36927 2004-03-30  Mostafa Hagog  <mustafa@il.ibm.com>
36929         * config/rs6000/rs6000.md (*ctrsi_internal1, *ctrsi_internal2,
36930         *ctrdi_internal1, *ctrdi_internal2, *ctrsi_internal3,
36931         *ctrsi_internal4, *ctrdi_internal3, *ctrdi_internal4,
36932         *ctrsi_internal5, *ctrsi_internal6, *ctrdi_internal5,
36933         *ctrdi_internal6): Replace register_operand with
36934         nonimmediate_operand.
36936 2004-03-29  Fariborz Jahanian <fjahanian@apple.com>
36938         * fold-const.c (fold): Reassociate multiply expression
36939         with an adjacent non-multiply expression to use
36940         architecture's multiply-add instruction.
36942 2004-03-30  Zack Weinberg  <zack@codesourcery.com>
36944         * gengtype.c (create_option): New function.
36945         * gengtype.h: Prototype it.
36946         * gengtype-yacc.y (stringseq): New rule.
36947         (option): Use create_option.  Add new bare ID production.  Use
36948         stringseq, not STRING directly.
36950         * alias.c, bitmap.c, c-decl.c, cgraph.h, cpplib.h, cselib.h
36951         * dwarf2out.c, emit-rtl.c, function.h, lists.c, tree.h
36952         * varray.h, config/alpha/alpha.c:
36953         Use new shorter form of GTY markers.
36955         * doc/gty.texi: Rewrite.
36957 2004-03-30  Andrew Pinski  <pinskia@physics.uc.edu>
36959         * config/darwin.c (machopic_function_base_name):
36960         Remove current_name and getting the name of the
36961         current function.
36963 2004-03-30  Nick Clifton  <nickc@redhat.com>
36965         * config/arm/arm.md (thumb_jump): Reduce the backward branch
36966         range, and increase the forward branch range, to allow for
36967         the fact that the PC will be off by 4.
36969 2004-03-30  Alan Modra  <amodra@bigpond.net.au>
36971         * .cvsignore: Add GPATH, GRTAGS, GSYMS and GTAGS (GNU GLOBAL)
36973 2004-03-30  Hartmut Penner  <hpenner@de.ibm.com>
36975         * config/rs6000/rs6000.c (output_vec_const_move):
36976         Find all cases of EASY_VECTOR_15_ADD_SELF.
36977         (easy_vector_constant_add_self): Accept
36978         all vector constant loadable by vsplt* and vadd*.
36979         (easy_vector_same): Use easy_vector_splat_const.
36980         (easy_vector_const): Use easy_vector_splat_const.
36981         (easy_vector_splat_const): New function.
36982         (gen_easy_vector_constant_add_self): New function.
36984         * config/rs6000/rs6000-protos.c (gen_easy_vector_constant_add_self):
36985         New prototype.
36987         * config/rs6000/altivec.md (movv4si splitter): Change to
36988         emit move insn with halfed vector constant.
36989         (*movv8hi splitter): Likewise.
36990         (*movv16qi splitter): Likewise.
36992 2004-03-30  Hartmut Penner  <hpenner@de.ibm.com>
36994         PR 11591
36995         * config/rs6000/rs6000.c (rs6000_legitimate_address):
36996         Allow any offset to argument pointer in no-strict case.
36998 2004-03-30  Jan Hubicka  <jh@suse.cz>
37000         * toplev.c (backend_init): Add missing call to inint_optimization_passes.
37001         * passes.c (init_optimization_passes, finish_optimization_passes): Output cgraph
37002         dump file in non-unit-at-a-time mode.
37004 2004-03-29  Hans-Peter Nilsson  <hp@axis.com>
37006         * config/cris/cris.h: Correct #ifdef to test for
37007         HAVE_AS_NO_MUL_BUG_ABORT_OPTION, not
37008         HAVE_AS_MUL_BUG_ABORT_OPTION.
37010 2004-03-29  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
37012         * function.c (put_var_into_stack): If old RTL was ADDRESSOF, update
37013         the address inside the old RTL.
37015 2004-03-28  Zack Weinberg  <zack@codesourcery.com>
37017         * c-decl.c: Verify that C_SIZEOF_STRUCT_LANG_IDENTIFIER is correct.
37018         (struct c_binding, struct c_scope): Add chain_next
37019         attributes to GTY markers.
37020         (struct lang_identifier, struct lang_tree_node): Define
37021         here...
37022         * c-tree.h: ... not here.  No longer need to declare struct
37023         c_binding either.  Do define C_SIZEOF_STRUCT_LANG_IDENTIFIER.
37024         * c-lang.c, objc/objc-lang.c: Set LANG_HOOKS_IDENTIFIER_SIZE
37025         to C_SIZEOF_STRUCT_LANG_IDENTIFIER.
37027         PR 14734, 11944
37028         * c-decl.c (get_parm_info): If error_mark_node is encountered
37029         in the bindings chain, unbind and discard it; don't abort.
37031 2004-03-28  Olga Golovonevsky <olga@il.ibm.com>
37032             Dorit Naishlos <dorit@il.ibm.com>
37034         * config/rs6000/altivec.md: (andvv16qi3, andv8hi3, one_cmplv16qi2,
37035         one_cmplv8hi2, one_cmplv4si2, iorv16qi3, iorv8hi3,): New modelling.
37037 2004-03-28  Stephane Carrez  <stcarrez@nerim.fr>
37039         * config/m68hc11/m68hc11-protos.h (m68hc11_page0_symbol_p): Declare.
37041         * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute): New.
37042         (m68hc11_attribute_table): New attribute "page0" to mark a global
37043         variable as being allocated from within page0 section.
37044         (m68hc11_encode_label): New function.
37045         (m68hc11_strip_name_encoding): New function.
37046         (m68hc11_page0_symbol_p): New function.
37047         (m68hc11_indirect_p): Accept global variables marked in page0.
37048         (m68hc11_encode_section_info): Lookup "page0" attribute.
37050         * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): 'R' constraint also
37051         represents access to page0 variables.
37053         * config/m68hc11/m68hc11.md ("*logicalsi3_zexthi"): Use gen_rtx_REG.
37054         ("*logicalsi3_silshl16_zext"): Likewise.
37055         ("*ashldi3_const32"): Likewise.
37056         (peephole2 ashift): Likewise.
37058 2004-03-28  Joseph S. Myers  <jsm@polyomino.org.uk>
37060         * c-tree.h (C_DECL_REGISTER): New.
37061         * c-aux-info.c (gen_decl), c-decl.c (objc_mark_locals_volatile,
37062         finish_decl, grokdeclarator, get_parm_info), c-typeck.c
37063         (build_array_ref, c_mark_addressable): Set and use it.
37064         * c-decl.c (grokdeclarator), c-typeck.c (c_mark_addressable):
37065         Allow structures with volatile fields to be declared register.
37066         Don't check TREE_ADDRESSABLE before warning about taking address
37067         of register.
37068         * c-decl.c (finish_decl): Don't allow structures with volatile
37069         fields to be placed in named register.
37070         * doc/trouble.texi: Remove reference to structures with volatile
37071         fields in registers.
37073 2004-03-27  Ulrich Weigand  <uweigand@de.ibm.com>
37075         * function.c (thread_prologue_and_epilogue): Move
37076         NOTE_INSN_FUNCTION_END and NOTE_INSN_FUNCTION_BEG notes
37077         before the epilogue.
37079 2004-03-27  Ulrich Weigand  <uweigand@de.ibm.com>
37081         * expr.c (store_constructor): Use gen_int_mode to correctly
37082         sign-extend CONST_INT value.
37084 2004-03-27  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
37086         * builtin-types.def (BT_WINT, BT_FN_INT_WINT, BT_FN_WINT_WINT): New.
37087         * builtins.def (DEF_C94_BUILTIN): New.  Add wctype builtins.
37088         * doc/extend.texi: Likewise.
37090 2004-03-26  Diego Novillo  <dnovillo@redhat.com>
37092         * c-typeck.c (comptypes): Replace calls to TYPE_DOMAIN
37093           with TYPE_ORIG_SIZE_TYPE.
37095 2004-03-25  Aldy Hernandez  <aldyh@redhat.com>
37097         PR 14219
37098         * c-typeck.c (build_binary_op): Do not allow comparisons of
37099         vectors.
37101 2004-03-26  James A. Morrison  <ja2morri@uwaterloo.ca>
37103         * config.gcc: Remove sparc-tti-*.
37104         * config/sparc/pbd.h: Delete.
37106         * config/sparc/sol2.h: Remove note about Sun OS 4.x.
37107         * config/sparc/aout.h: Likewise.
37109         * config/sparc/sparc.h: Remove if 0'd code.
37110         * config/sparc/sparc.md (call): Remove if 0'd code.
37111         (call_value): Likewise.
37112         (nonlocal_goto): Likewise.
37113         (unimp_insn): Delete.
37115 2004-03-25  Roger Sayle  <roger@eyesopen.com>
37117         * fold-const.c (tree_expr_nonnegative_p): Handle BIT_XOR_EXPR like
37118         BIT_IOR_EXPR; A^B is nonnegative when A and B are nonnegative.
37120 2004-03-25  Richard Henderson  <rth@redhat.com>
37122         PR 11527
37123         * c-typeck.c (pop_init_level): Emit pending init elements earlier
37124         rather than later.
37126 2004-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
37128         * builtins.c (fold_builtin): Fix error in last change.
37130 2004-03-25  Richard Sandiford  <rsandifo@redhat.com>
37132         * config/mips/mips.h: Formatting fix.
37134 2004-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
37136         * builtins.def: Add ctype builtins.
37137         * doc/extend.texi: Likewise.
37139 2004-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
37141         * builtins.c (fold_builtin): Add new builtin optimizations for
37142         sqrt and/or cbrt.
37143         * fold-const.c (fold): Likewise.
37145 2004-03-25  David Edelsohn  <edelsohn@gnu.org>
37147         * config/rs6000/rs6000.c (rs6000_always_hint): New variable.
37148         (rs6000_sched_groups): New variable.
37149         (processor_target_table): Add power5.
37150         (rs6000_override_options): Set rs6000_sched_insert_nops,
37151         rs6000_sched_costly_dep and rs6000_sched_restricted_insns_priority
37152         from rs6000_sched_groups.
37153         (output_cbranch): Use rs6000_always_hint.
37154         (rs6000_variable_issue): Use rs6000_sched_groups.
37155         (rs6000_adjust_cost): Add CPU_POWER5.
37156         (is_microcoded_insn): Use rs6000_sched_groups.
37157         (is_dispatch_slot_restricted): Use rs6000_sched_groups.
37158         Return 2 for POWER5 cracked instructions.
37159         (is_cracked_insn): Use rs6000_sched_groups.
37160         (is_branch_slot_insn): Use rs6000_sched_groups.
37161         (rs6000_issue_rate): Add CPU_POWER5.
37162         (rs6000_sched_finish): Use rs6000_sched_groups.
37163         (rs6000_rtx_costs): Add PROCESSOR_POWER5.
37164         * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_POWER5.
37165         (DEFAULT_SCHED_COSTLY_DEP): Delete.
37166         (DEFAULT_RESTRICTED_INSNS_PRIORITY): Delete.
37167         (DEFAULT_SCHED_FINISH_NOP_INSERTION_SCHEME): Delete.
37168         * config/rs6000/rs6000.md (define_attr "cpu"): Add power5.
37169         * config/rs6000/power5.md: New file.
37170         * doc/invoke.texi: Add power5 option.
37172 2004-03-25  Kazu Hirata  <kazu@cs.umass.edu>
37174         * cfgrtl.c, dbxout.c, tree.def, config/darwin.h,
37175         config/arm/arm.c, objc/objc-act.c: Fix comment typos.
37176         * doc/invoke.texi: Fix a typo.
37178 2004-03-25  Kazu Hirata  <kazu@cs.umass.edu>
37180         PR optimization/9707.
37181         * stmt.c (emit_case_nodes): Emit equality comparisons instead
37182         of recursing if both children are single-valued cases with no
37183         children.
37185 2004-03-25  Paul Brook  <paul@codesourcery.com>
37187         * config/arm/arm.c (vfp_print_multi): Remove.
37188         (arm_output_fldmx): New function.
37189         (vfp_emit_fstmx): Return block size, not insn. Add ARM10 VFPr1 bugfix.
37190         (arm_expand_prologue): Update to match.
37191         (arm_get_vfp_saved_size): New Function.
37192         (arm_get_frame_offsets): Use it.
37193         (arm_output_epilogue): Use new functions.
37195 2004-03-24  Richard Henderson  <rth@redhat.com>
37197         * alias.c (alias_invariant, alias_invariant_size): Mark GTY.
37198         (reg_known_value, reg_known_value_size): Likewise; make static.
37199         (reg_known_equiv_p): Make static.
37200         (clear_reg_alias_info): Update for new indexing.
37201         (get_reg_known_value, set_reg_known_value): New.
37202         (get_reg_known_equiv_p, set_reg_known_equiv_p): New.
37203         (canon_rtx): Use them.
37204         (init_alias_analysis): Likewise.  Allocate reg_known_value with gc.
37205         Don't play queer offsetting games with reg_known_value and
37206         reg_known_equiv_p.
37207         (end_alias_analysis): Free reg_known_value with gc.
37208         * rtl.h (get_reg_known_value, get_reg_known_equiv_p): Declare.
37209         * sched-deps.c (reg_known_equiv_p, reg_known_value): Remove.
37210         (deps_may_trap_p, sched_analyze_1, sched_analyze_2): Use the new
37211         functions instead.
37213 2004-03-24  Kazu Hirata  <kazu@cs.umass.edu>
37215         * dwarf2asm.c, loop.h, pretty-print.c, pretty-print.h,
37216         config/i386/mmintrin.h: Update copyright.
37218 2004-03-24  Nathanael Nerode  <neroden@gcc.gnu.org>
37220         * configure.ac: Add --enable-werror-always (for top level bootstrap
37221         support).
37222         * configure: Regenerate.
37224 2004-03-24  Ziemowit Laski  <zlaski@apple.com>
37226         * objc/objc-act.c (objc_comptypes): Treat comparisons
37227         between 'Class' and '<class> *' as explicitly invalid.
37229 2004-03-24  David Edelsohn  <edelsohn@gnu.org>
37231         * doc/invoke.texi (-frename-registers): Add enabled at -O3.
37232         (-fprofile-values): Add enabled with profile-{generate,use}.
37233         (-fvpt): Same.
37234         (-ftracer): Add enabled with profile-use.
37235         (-funit-at-a-time): Add enabled at -O2,-O3.
37236         (-funroll-loops): Add enabled with profile-use.
37237         (-funswitch-loops): Add enabled with profile-use.  Remove duplicates.
37238         (max-gcse-passes): Mention default.
37239         (max-cse-path-length): Mention default.
37241 2004-03-24  Nathanael Nerode  <neroden@gcc.gnu.org>
37243         * Makefile.in (STRICT2_WARN): Reorder.
37244         * configure.ac: Check for -Wold-style-definition, and use it
37245         in strict1_warn if it's available.
37246         * configure: Regnerate.
37248 2004-03-24  Paul Brook  <paul@nowt.org>
37250         * config.gcc <arm>: Add --with-abi=
37251         * config/arm/arm-protos.h (arm_get_frame_size, thumb_get_frame_size,
37252         thumb_far_jump_used): Remove prototypes.
37253         (arm_needs_doubleword_align): Add prototype.
37254         (thumb_compute_initial_elimination_offset): Ditto.
37255         * config/arm/arm.c (arm_get_frame_offsets): New function.
37256         (use_return_insn, output_return_instruction, arm_output_epilogue,
37257         arm_output_function_epilogue, arm_compute_initial_elimination_offset,
37258         arm_expand_prologue, thumb_expand_epilogue): Use it.
37259         (arm_abi, target_abi_name, all_arm_abis): New variables.
37260         (arm_override_options): Set them.  Set structure padding for AAPCS.
37261         (arm_return_in_memory): Update ABI check.
37262         (arm_init_cumulative_args): Initialize can_split.
37263         (arm_needs_doubleword_align): New function.
37264         (arm_function_arg): Don't split args after pushing to stack. Handle
37265         doubleword/even reg alignment.
37266         (arm_va_arg): Handle all doubleword aligned args.
37267         (add_minpoolforward ref, dump_minpool, push_minpool_fix): Align based
37268         on ABI, not CPU.
37269         (arm_compute_save_reg0_reg12_mask): Fix comment.
37270         (thumb_get_frame_size, thumb_get_frame_size): Remove.
37271         (thumb_jump_far_used_p): Remove superfluous argument.  Return save
37272         value for alignment.
37273         (thumb_unexpanded_epilogue, thumb_output_function_prologue): Change
37274         to match.
37275         (thumb_compute_initial_elimination_offset): New function.
37276         (thumb_expand_prologue): Use arm_get_frame_offsets.  Remove
37277         unneccessary rounding.
37278         * config/arm/arm.h (target_abi_name): Declare.
37279         (ARM_DOUBLEWORD_ALIGN, DOUBLEWORD_ALIGNMENT, TARGET_IWMMXT_ABI,
37280         arm_abi_type, ARM_DEFAULT_ABI): Define.
37281         (ARM_FLAG_ATPCS): Remove.
37282         (TARGET_OPTIONS, OPTION_DEFAULT_SPECS): Add -mabi=.
37283         (BIGGEST_ALIGNMENT, PREFERRED_STACK_BOUNDARY, STACK_BOUNDARY): Use it.
37284         (ADJUST_FIELD_ALIGN, DATA_ALIGNMENT, LOCAL_ALIGNMENT,
37285         TYPE_NEEDS_IWMMXT_ALIGNMENT): Remove.
37286         (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P, FUNCTION_ARG_REGNO_P):
37287         Contitionalize on ABI, not CPU.
37288         (struct arm_stack_offsets): Define.
37289         (struct machine_function): Add stack_offsets.  Remove frame_size.
37290         (FUNCTION_ARG_PARTIAL_NREGS): Don't split if previous args have been
37291         pushed.
37292         (FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY): Handle general
37293         doubleword alignment.
37294         (THUMB_INITIAL_ELIMINATION_OFFSET,
37295         ARM_INITIAL_ELIMINATION_OFFSET): Remove.
37296         (INITIAL_ELIMINATION_OFFSET): Call functions directly.
37297         * config/arm/arm.md (align_8): Enable for all targets.
37298         * config/arm/netbsd-elf.h (TARGET_DEFAULT): Remove TARGET_ATPCS.
37299         (ARM_DEFAULT_ABI): Define.
37300         * doc/invoke.texi <ARM>: Document -mabi=. Update documentation for
37301         -mstructure-size-boundary.
37303 2004-03-24  Nathanael Nerode  <neroden@gcc.gnu.org>
37305         * configure.ac: Check for -Wno-variadic-macros; don't use
37306         -pedantic (in stage 1 or a simple 'make all') unless it's available,
37307         and if it's available, use it.  Also, clean up check for
37308         -Wno-long-long.
37309         * configure: Regenerate.
37311 2004-03-24  Richard Sandiford  <rsandifo@redhat.com>
37313         * config.gcc (mips64vr-*-elf*, mips64vrel-*-elf*): Remove tm_defines.
37314         * config/mips/vr.h (DEFAULT_VR_ARCH): New macro, defined to vr4130.
37315         (MULTILIB_DEFAULTS): Use it.
37316         (MIPS_CPU_STRING_DEFAULT): Remove.
37317         (MIPS_ABI_DEFAULT, MIPS_MARCH_CONTROLS_SOFT_FLOAT): Define.
37318         (DRIVER_SELF_SPECS): Make -mfix-vr4122-bugs imply -march=vr4120.  Make
37319         EABI64 -mlong32 the default ABI.  Enforce the default architecture.
37320         * config/mips/t-vr (MULTILIB_OPTIONS): Add mfix-vr4122-bugs,
37321         march=vr4130, march=vr4300, march=vr5000 and march=vr5500.
37322         (MULTILIB_MATCHES): Use -mfix-vr4122-bugs multilibs for -march=vr4120.
37323         (MULTILIB_EXCEPTIONS): Change choice of multilibs.  Update comments
37324         accordingly.
37326 2004-03-24  DJ Delorie  <dj@redhat.com>
37327             Richard Sandiford  <rsandifo@redhat.com>
37329         * config/mips/mips.h (MASK_FIX_VR4122, TARGET_FIX_VR4122): New macros.
37330         (TARGET_SWITCHES): Add -mfix-vr4122-bugs and -mno-fix-vr4122-bugs.
37331         (ASM_SPEC): Pass down -mfix-vr4122-bugs.
37332         * config/mips/mips.c (mips_avoid_hazards): Don't emit whole functions
37333         in .set noreorder and .set nomacro if TARGET_FIX_VR4122.
37334         (mips_init_libfuncs): Use special functions for divsi3 and modsi3
37335         if TARGET_FIX_VR4122.
37336         * config/mips/mips.md (define_attr length): Account for nops inserted
37337         after macc and dmult when using -mfix-vr4122-bugs.
37338         (umuldi3_highpart, divmodsi4, divmoddi4): Disable if TARGET_FIX_VR4122.
37339         * config/mips/t-vr (LIB2FUNCS_STATIC_EXTRA): Define instead of
37340         LIB2FUNCS_EXTRA.  Add config/mips/vr4122-div.S.
37341         * config/mips/vr4122-div.S: New file.
37342         * doc/invoke.texi: Document -mfix-vr4122-bugs.
37344 2004-03-24  Richard Sandiford  <rsandifo@redhat.com>
37346         * config/mips/mips.h (PROCESSOR_R4130): New processor_type.
37347         (TARGET_MIPS4130): New macro.
37348         (ISA_HAS_MACC): Return true if TARGET_MIPS4130 && !TARGET_MIPS16.
37349         * config/mips/mips.c (mips_cpu_info_table): Add a vr4130 entry.
37350         (override_options): Extend MIPS_MARCH_CONTROLS_SOFT_FLOAT to deal
37351         with PROCESSOR_R4130.
37352         * config/mips/mips.md (define_attr cpu): Add r4130.
37353         * doc/invoke.texi: Document vr4130 as a supported MIPS architecture.
37355 2004-03-24  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
37356             Richard Sandiford  <rsandifo@redhat.com>
37358         * doc/invoke.texi: Apply missed hunk from 2004-03-03 change.
37360 2004-03-24  Alexandre Oliva  <aoliva@redhat.com>
37362         PR preprocessor/14438
37363         * cpplib.c (do_pragma): Remove line_change call after pragma
37364         handler.
37366 2004-03-23  Ian Lance Taylor  <ian@wasabisystems.com>
37368         * doc/extend.texi (ARM Built-in Functions): Replace with correct
37369         declarations.
37371 2004-03-23  Roger Sayle  <roger@eyesopen.com>
37373         * reg-stack.c (get_true_reg): Handle FLOAT_TRUNCATE like FLOAT_EXTEND
37374         if flag_unsafe_math_optimizations.
37375         * config/i386/i386.md (truncdfsf2): If flag_unsafe_math_optimizations
37376         and TARGET_80387 expand using truncdfsf2_noop pattern.
37377         (truncxfsf2): Likewise using truncxfsf2_noop.
37378         (truncxfdf2): Likewise using truncxfdf2_noop.
37379         (truncdfsf2_noop, truncxfsf2_noop, truncxfdf2_noop): New patterns.
37381 2004-03-23  Ziemowit Laski  <zlaski@apple.com>
37383         * hooks.c (hook_constcharptr_tree_null): New hook.
37384         * hooks.h (hook_constcharptr_tree_null): New prototype.
37385         * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): New target hook.
37386         * target.h (mangle_fundamental_type): New target hook.
37387         * config/rs6000/rs6000.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Point
37388         target hook at rs6000_mangle_fundamental_type.
37389         (rs6000_mangle_fundamental_type): New function.
37390         * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Document.
37392 2004-03-23  Zack Weinberg  <zack@codesourcery.com>
37394         PR 12267, 12391, 12560, 13129, 14114, 14133
37395         * c-tree.h: Forward declare struct c_binding.  Declare
37396         c_override_bindings_to_false.  Update prototypes.
37397         (struct lang_identifier): Update comments.  Change fields to be
37398         struct c_binding *.
37399         (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE)
37400         (IDENTIFIER_LABEL_VALUE, C_DECL_INVISIBLE)
37401         (KEEP_NO, KEEP_YES, KEEP_MAYBE): Delete.
37402         (C_DECL_IN_EXTERNAL_SCOPE, C_DECL_DECLARED_BUILTIN): New.
37403         * c-common.h: Update prototypes.
37404         * c-decl.c (struct c_scope): Update commentary.  Remove names,
37405         names_last, parms, parms_last, tags, and shadowed fields.  Add
37406         bindings and depth fields.
37407         (scope_freelist): Move to more appropriate location.
37408         (c_print_identifier): Update for changes to struct lang_identifier.
37409         (objc_mark_locals_volatile): Update for new bindings structures.
37410         (global_bindings_p): Honor c_override_global_bindings_to_false.
37411         (pushlevel): Rename to push_scope; take no arguments; use the
37412         scope_freelist; initialize scope->depth and check for overflow.
37413         (poplevel): Rename to pop_scope; totally rewritten for new bindings
37414         structures.
37415         (diagnose_mismatched_decls): Use C_DECL_DECLARED_BUILTIN, not
37416         C_DECL_INVISIBLE, for certain decisions.  Adjust some diagnostics.
37417         Improve some commentary.  Adjust handling of forward parm decls.
37418         (merge_decls): Set C_DECL_DECLARED_BUILTIN when appropriate.
37419         Preserve C_DECL_IN_EXTERNAL_SCOPE.
37420         (warn_if_shadowing): Correct indentation.  Improve diagnostics.
37421         (pushdecl): Remove unnecessary assertion.  Short-circuit anonymous
37422         decls.  Rewrite for new bindings structures.  Improve commentary.
37423         Eliminate the copy_node call.
37424         (implicit_decl_warning): Use the "diag" idiom (as seen in
37425         locate_old_decl) to reduce code duplication; call locate_old_decl
37426         if appropriate.  Relocate to remove need for forward declaration.
37427         (implicitly_declare): Adjust for new bindings structures.  Kludge
37428         around Objective-C not-really-builtin functions.
37429         (undeclared_variable): Improve diagnostics.  If current_function_decl
37430         is nonnull but current_function_scope is null, use current_scope.
37431         Use bind.
37432         (lookup_tag): Adjust for new bindings structures.  Kludge around
37433         Objective-C's tag declarations that wind up in the external scope.
37434         (lookup_name): Adjust for new bindings structures.  Kludge around
37435         c-common.c's pseudo-typedefs that wind up in the external scope.
37436         (lookup_name_current_level): Rename lookup_name_in_scope; take a
37437         second argument indicating the scope to examine; rewrite for
37438         new bindings structures.
37439         (c_init_decl_processing): Adjust for renamed functions.  Do not
37440         initialize current_file_decl, first_builtin_decl, last_builtin_decl.
37441         First scope pushed is the external scope, not the global scope.
37442         (builtin_function): Use bind, not pushdecl.  Adjust other bits
37443         for new data structures.  Keep track of builtins that should be
37444         made visible automatically.
37445         (start_decl): Adjust diagnostics.  Remove unnecessary call to
37446         expand_decl.
37447         (grokparms): Return 0 if arg_types is error_mark_node.
37448         (get_parm_info): Rename "void_at_end" argument to "ellipsis", with
37449         reversed sense.  Rewrite for new bindings structures.  Do not
37450         leave any decls in the scope, to prevent pop_scope from doing
37451         contradictory things with them.
37452         (finish_struct, finish_enum): Remove redundant diagnostics.
37453         (build_enumerator): Don't cascade diagnostics for error_mark_node.
37454         Mark location where -pedantic changes the meaning of the program.
37455         (store_parm_decls_newstyle, store_parm_decls_oldstyle): Load the
37456         parameter decls into the function's scope structure using bind.
37457         Warn here about function definitions in the wrong style.
37458         Adjust diagnostics.
37459         (store_parm_decls): Correct the determination of whether a
37460         function was defined with a prototype.
37461         (c_write_global_declarations): Operate on all file decls and on
37462         the external scope.  Split body of the loop to...
37463         (c_write_global_declarations_1): ... this new function, to avoid
37464         code duplication.
37465         (truly_local_externals, first_builtin_decl, last_builtin_decl)
37466         (make_scope, pop_scope, in_parm_level_p, set_block)
37467         (any_external_decl, record_external_decl, bind_label, getdecls)
37468         (link_hash_hash, link_hash_eq, merge_translation_unit_decls)
37469         (c_reset_state): Delete.
37470         (visible_builtins, c_override_global_bindings_to_false)
37471         (c_binding, I_SYMBOL_BINDING, I_SYMBOL_DECL, I_TAG_BINDING)
37472         (I_TAG_DECL, I_LABEL_BINDING, I_LABEL_DECL, file_scope)
37473         (external_scope, binding_freelist, bind, free_binding_and_advance)
37474         (push_file_scope, pop_file_scope): New.
37475         (pushtag, pushdecl_top_level, lookup_label, declare_label)
37476         (define_label, c_make_fname_decl, finish_decl)
37477         (mark_forward_parm_decls, build_compound_literal)
37478         (grokdeclarator, start_function, check_for_loop_decls)
37479         (identifier_global_value, record_builtin_type): Minor adjustments
37480         for new bindings structures.  Improve diagnostics and commentary.
37481         * c-objc-common.c (start_cdtor, finish_cdtor): Adjust calls to
37482         pushlevel/poplevel respectively.
37483         (c_objc_common_finish_file): Don't call merge_translation_unit_decls.
37484         * c-opts.c (c_common_parse_file): Remove spurious ATTRIBUTE_UNUSED.
37485         Warn about YYDEBUG not being defined only if -dy.  Remove no-longer-
37486         correct loop over multiple translation units; call fatal_error if
37487         requested to compile more than one file at once.  (This disables
37488         IMA temporarily - an up-front error being preferable to a crash.)
37489         * c-parse.in (pushlevel, poplevel rules): Rename push_scope, pop_scope.
37490         (all actions): Adjust calls to pushlevel/poplevel.
37491         (parsing_iso_function_signature): Delete.
37492         (extdef_1): Fold into extdef.
37493         (old_style_parm_decls_1): Fold into old_style_parm_decls.  Don't
37494         warn here about function definitions in the wrong style.
37495         (after_tyle_declarator, parm_declarator_starttypename)
37496         (parm_declarator_nostarttypename, notype_declarator): Remove
37497         commented-out productions.
37498         (parmlist_1, parmlist_2): Use make_node, not tree_cons, to create
37499         an empty TREE_LIST node.  Adjust calls to get_parm_info.
37500         (parmlist_2 : ELLIPSIS): Tag the arg-info block with error_mark_node
37501         to suppress -Wold-style-definition after this error.
37502         (c_parse_file): Don't clear the binding stack or call
37503         finish_fname_decls here.  Correct comment.
37504         * c-typeck.c (same_translation_unit_p): Export.
37505         (common_type): Use c_override_global_bindings_to_false, not
37506         pushlevel/poplevel/declare_parm_level.
37507         * c-lang.c: Override LANG_HOOKS_CLEAR_BINDING_STACK,
37508         LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK,
37509         and LANG_HOOKS_GETDECLS with do-nothing stubs.
37510         * objc/objc-lang.c: Likewise.
37511         * objc/objc-act.c: Adjust all calls to pushlevel, poplevel,
37512         get_parm_info.
37513         (OBJC_VOID_AT_END): Delete; replace all uses
37514         with void_list_node.
37515         (generate_forward_declaration_to_string_table): Delete.
37516         * objc/objc-act.h (OCTI_STRG_DECL, UOBJC_STRINGS_decl): Delete.
37518         * coverage.c (create_coverage): Don't pushdecl anything.
37519         * langhooks.c (lhd_clear_binding_stack): Call
37520         lang_hooks.decls.poplevel, not poplevel.
37521         * tree.c (list_length): If ENABLE_TREE_CHECKING, abort on a
37522         circular list rather than going into an infinite loop.
37524 2004-03-23  Olivier Hainque  <hainque@act-europe.fr>
37526         * optabs.c (expand_binop): When synthesizing double word rotates
37527         from single word shifts, use a new register target if the provided
37528         target is not a REG already.
37530 2004-03-23  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
37532         * alias.c (get_alias_set): Add support for TYPE_REF_CAN_ALIAS_ALL.
37533         * c-common.c (handle_mode_attribute): Add extra arg to
37534         build_pointer_type_for_mode and build_reference_type_for_mode.
37535         * c-typeck.c (build_c_cast): Only look at TREE_CONSTANT_OVERFLOW
37536         for INTEGER_CST.
37537         * tree.c (build_pointer_type_for_mode): Add arg CAN_ALIAS_ALL.
37538         Chain pointers via TYPE_NEXT_PTR_TO.
37539         (build_reference_type_for_mode): Similarly.
37540         (build_type_no_quals): Add extra arg to build_pointer_type_for_mode
37541         and build_reference_type_for_mode.
37542         (tree_check4_failed): New function.
37543         * tree.h (TREE_CHECK4, PTR_OR_REF_CHECK): New macros.
37544         (TYPE_REF_CAN_ALIAS_ALL, TYPE_NEXT_PTR_TO, TYPE_NEXT_REF_TO): Likewise.
37545         (TREE_NO_UNSUED_WARNING, TREE_VIA_VIRTUAL, TREE_CONSTANT_OVERFLOW):
37546         Add check.
37548 2004-03-23  Roger Sayle  <roger@eyesopen.com>
37550         * fold-const.c (tree_expr_nonnegative_p): A&B is nonnegative when
37551         A is nonnegative or B is nonnegative.  Similarly A|B is nonnegative
37552         when both A and B are nonnegative.
37553         (tree_expr_nonzero_p): A|B is nonzero when A is nonzero or B is
37554         nonzero.
37556 2004-03-23  Kazu Hirata  <kazu@cs.umass.edu>
37558         * fold-const.c (fold): Remove cases for INTEGER_CST, REAL_CST,
37559         VECTOR_CST, STRING_CST, COMPLEX_CST, and CONSTRUCTOR.
37561 2004-03-23  Kazu Hirata  <kazu@cs.umass.edu>
37563         PR optimization/14669
37564         * fold-const.c (fold): Only unwiden integer comparisons for equality
37565         and inequality operators, or when the signedness doesn't change.
37567 2004-03-23  Jakub Jelinek  <jakub@redhat.com>
37569         * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
37570         * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Set.
37571         * config/sparc/t-linux: New file.
37573 2004-03-23  Richard Sandiford  <rsandifo@redhat.com>
37575         * gcse.c (can_assign_to_reg_p): New function, split out from...
37576         (want_to_gcse_p): ...here.
37577         (compute_ld_motion_mems): Use can_assign_to_reg_p to validate
37578         the rhs of a store.
37580 2004-03-22  Diego Novillo  <dnovillo@redhat.com>
37582         * c-typeck.c (same_translation_unit_p): Fix pasto.
37584 2004-03-22  David Edelsohn  <edelsohn@gnu.org>
37586         * params.def (PARAM_MAX_SCHED_REGION_BLOCKS): New.
37587         (PARAM_MAX_SCHED_REGION_INSNS): New.
37588         * sched-rgn.c: Include params.h
37589         (MAX_RGN_BLOCKS): Delete.
37590         (MAX_RGN_INSNS): Delete.
37591         (too_large): Return bool.  Convert to PARAM_VALUE.
37592         * Makefile.in (sched-rgn.o): Depend on $(PARAMS_H).
37593         * doc/invoke.texi (param): Document max-sched-region-blocks and
37594         max-sched-region-insns.
37596 2004-03-22  Joel Brobecker  <brobecker@gnat.com>
37598         * dwarf2out.c (is_subrange_type): Do not emit a subrange_type DIE
37599         for base types.
37601 2004-03-22  Joel Brobecker  <brobecker@gnat.com>
37603         * dwarf2out.c (is_subrange_type): Minor code rework. No behavior
37604         change.
37606 2004-03-22  Jakub Jelinek  <jakub@redhat.com>
37608         PR c/14069
37609         * c-decl.c (finish_struct): Change type of incorrect flexible array
37610         field into error_mark_node.
37612 2004-03-22  Andrew Pinski  <pinskia@physics.uc.edu>
37614         PR target/14580
37615         * config/rs6000/rs6000.c (symbol_ref_operand): Reject symbols
37616         who are not local for Darwin PIC.
37618 2004-03-22  Ulrich Weigand  <uweigand@de.ibm.com>
37620         * regrename.c (regrename_optimize): Set regs_ever_live for all
37621         registers introduced as replacement.
37623 2004-03-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
37625         PR middle-end/14470
37626         * expr.c (mark_queue): New function.
37627         (emit_insns_enqueued_after_mark): New function replacing
37628         emit_queue.  Clear the body of emitted queued insns.
37629         (emit_queue): Call emit_insns_enqueued_after_mark.
37630         (store_expr): Mark the increment queue on entry.  Emit
37631         only the incrementations queued when expanding the source.
37633 2004-03-22  Nathanael Nerode  <neroden@gcc.gnu.org>
37635         * configure.ac: Allow --disable-coverage-flags (for the future benefit
37636         of top level bootstrap, and consistency).  Reindent.
37637         * configure: Regenerate.
37639 2004-03-21  Kazu Hirata  <kazu@cs.umass.edu>
37641         * bt-load.c, builtins.c, cfghooks.c, cfgrtl.c, gcse.c,
37642         ggc-page.c, integrate.c, var-tracking.c, web.c: Remove
37643         unnecessary casts.
37645 2004-03-22  Danny Smith  <dannysmith@users.sourceforge.net>
37647         PR target/14291
37648         * gcov-io.h (gcov_truncate): Define ftruncate as _chsize for
37649         __MINGW32__.
37651 2004-03-21  Ulrich Weigand  <uweigand@de.ibm.com>
37653         * config/s390/s390.md ("*doloop_si"): Change predicate for operand 2
37654         to nonimmediate_operand.
37655         ("*doloop_di"): Likewise.
37657 2004-03-21  Alexandre Oliva  <aoliva@redhat.com>
37659         * real.h (struct real_value): Use the same type for all
37660         bitfields.  Rename exp to uexp.
37661         (REAL_EXP, SET_REAL_EXP): New accessor macros for uexp.
37662         Adjust all uses of exp...
37663         * builtins.c: ... here, ...
37664         * emit-rtl.c: ... here, and ...
37665         * real.c: ... and here.
37667 2004-03-21  Gabriel Dos Reis  <gdr@integrable-solutions.net>
37669         * pretty-print.c (pp_base_maybe_space): New function.
37670         * pretty-print.h (pp_base_maybe_space): Declare.
37671         (pp_maybe_space): New macro.
37673 2004-03-21  Ulrich Weigand  <uweigand@de.ibm.com>
37675         * config/s390/s390.md ("addti3", "subti3"): New insns and splitters.
37677 2004-03-21  Ulrich Weigand  <uweigand@de.ibm.com>
37679         * expmed.c (choose_mult_variant): Pass MULT_COST as argument instead
37680         of using register multiplication cost.
37681         (expand_mult): Adapt choose_mult_variant call.
37682         (expand_mult_highpart): Call choose_mult_variant with WIDER_MODE
37683         of MODE; pass appropriate cost bound.  Adjust result when
37684         performing signed multiplication by a negative constant.
37685         Don't use intermediate modes larger than word_mode.
37687 2004-03-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
37689         * alias.c (get_alias_set): Remove handling of PLACEHOLDER_EXPR.
37690         * emit-rtl.c (component_ref_for_mem_expr): Likewise.
37691         (set_mem_attributes_minus_bitpos): Call SUBSTITUTE_PLACEHOLDER_IN_EXPR.
37692         * explow.c (expr_size): Likewise.
37693         * expr.h (placeholder_list, find_placeholder): Deleted.
37694         * expr.c (store_constructor): Likewise.
37695         (get_inner_reference): Likewise.  Also don't call find_placeholder.
37696         (placeholder_list, find_placeholder): Deleted.
37697         (is_aligning_offset): Don't handle WITH_RECORD_EXPR, PLACEHOLDER_EXPR.
37698         (expand_expr_real, cases PLACEHOLDER_EXPR, WITH_RECORD_EXPR): Likewise.
37699         (highest_pow2_factor, case WITH_RECORD_EXPR): Remove.
37700         * dojump.c (do_jump, case WITH_RECORD_EXPR): Likewise.
37701         * dwarf2out.c (loc_descriptor_from_tree, case WITH_RECORD_EXPR):
37702         Likewise.
37703         * fold-const.c (invert_truthvalue, case WITH_RECORD_EXPR): Likewise.
37704         (extract_muldiv, case WITH_RECORD_EXPR): Likewise.
37705         * tree.c (expr_align, case WITH_RECORD_EXPR): Likewise.
37706         (contains_placeholder_p): Don't handle WITH_RECORD_EXPR.
37707         Clean up by using first_rtl_op.
37708         (substitute_in_expr): Use SUBSTITUTE_IN_EXPR for recursive call.
37709         (substitute_placeholder_in_expr): New function.
37710         * tree.def (WITH_RECORD_EXPR): Deleted.
37711         * tree.h (SUBSTITUTE_IN_EXPR, SUBSTITUTE_PLACEHOLDER_IN_EXPR): New.
37712         (substitute_placeholder_in_expr): New.
37714 2004-03-21  Andrew Pinski  <pinskia@gcc.gnu.org>
37716         * dojump.c (prefer_and_bit_test): Fix which part of
37717         the and_test is replaced.
37719 2004-03-21  Joseph S. Myers  <jsm@polyomino.org.uk>
37721         * frontends.texi: Add missing line.
37723 2004-03-21  Zack Weinberg  <zack@codesourcery.com>
37724             Chris Devers  <cdevers@pobox.com>
37725             Joseph S. Myers  <jsm@polyomino.org.uk>
37727         * doc/frontends.texi: Rewrite.
37728         * doc/gcc.texi: Update last modification date.
37730 2004-03-21  Josef Zlomek  <zlomekj@suse.cz>
37732         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Print the debug
37733         message before redirecting the edge.
37735 2004-03-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
37737         * emit-rtl.c (set_mem_attributes_minus_bitpos): Set MEM_POINTER
37738         flag.
37739         * explow.c (force_not_mem): Set REG_POINTER flag according to
37740         MEM_POINTER one.
37741         * rtl.h (MEM_POINTER): New macro.
37742         (struct rtx_def): Use integrated for MEM_SCALAR_P and frame_related
37743         for MEM_POINTER.
37745 2004-03-20  Roger Sayle  <roger@eyesopen.com>
37747         PR target/13889
37748         * cse.c (fold_rtx): Avoid substituting constants into unary
37749         conversion operations.
37751 2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
37753         * fold-const.c (fold): Replace "expr" with "t".
37755 2004-03-20  Ian Lance Taylor  <ian@wasabisystems.com>
37757         PR c/12373
37758         * c-typeck.c (tagged_types_tu_compatible_p): Don't use
37759         DECL_ORIGINAL_TYPE if there isn't one.
37761 2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
37763         * fold-const.c (fold): Replace "final_type" with "type".
37764         Remove variable "final_type".
37766 2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
37768         * fold-const.c (fold): Constify "type".
37769         Replace "TREE_TYPE (t)" with "type".
37771 2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
37773         * bb-reorder.c, bt-load.c, c-decl.c, cfgcleanup.c, coverage.c,
37774         dwarf2asm.c, ifcvt.c, stor-layout.c, varasm.c: Replace calls
37775         via (*targetm.foo) () with targetm.foo ().
37777 2004-03-20  Joseph S. Myers  <jsm@polyomino.org.uk>
37779         PR other/14630
37780         * doc/install.texi: Add info directory category and entry.
37782 2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
37784         * fold-const.c (fold): Replace "t" with "tem" where it is used
37785         as a temporary variable.  Remove "orig_t" and all of its uses.
37787 2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
37789         * fold-const.c (fold): Remove variable "invert".
37790         Move the handling of relational expressions that can be folded
37791         to a constant ...
37792         (fold_relational_const): ... here.
37793         (tree_expr_nonzero_p): New.
37795 2004-03-20  Joseph S. Myers  <jsm@polyomino.org.uk>
37797         PR c/14635
37798         * builtins.def (nan, nanf, nanl, nans, nansf, nansl): Change to
37799         DEF_GCC_BUILTIN.
37801 2004-03-20  Richard Sandiford  <rsandifo@redhat.com>
37803         * Makefile.in (dojump.o): Depend on $(GGC_H) and dojump.h.
37804         (GTFILES): Add $(srcdir)/dojump.h.
37805         (gt-dojump.h): New dependency.
37806         * dojump.c (and_reg, and_test, shift_test): New static variables.
37807         (prefer_and_bit_test): New function.
37808         (do_jump): Use it to choose between (X & (1 << C)) and (X >> C) & 1.
37810 2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
37812         * c-common.c, cfgcleanup.c, cgraphunit.c, c-pretty-print.c,
37813         expmed.c, ggc-common.c, jump.c, passes.c, recog.c, regmove.c,
37814         reorg.c, tree.h: Fix comment typos.
37816 2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
37818         * alias.c, attribs.c, bt-load.c, builtins.c, c-common.c,
37819         c-decl.c, c-objc-common.c, c-typeck.c, calls.c, cfglayout.c,
37820         cse.c, dbxout.c, dwarf2out.c, except.c, final.c,
37821         haifa-sched.c, integrate.c, passes.c, rtlanal.c, sched-rgn.c,
37822         sched-vis.c, simplify-rtx.c, stor-layout.c, tree.c, varasm.c,
37823         vmsdbgout.c: Replace calls via (*targetm.foo) () with
37824         targetm.foo ().
37826 2004-03-19  Ziemowit Laski  <zlaski@apple.com>
37828         * config/rs6000/altivec.h (vec_dst, vec_dstst, vec_dststt,
37829         vec_dstt, vec_sld, vec_splat): Add prototypes, marked with
37830         always_inline attribute.
37831         * config/rs6000/rs6000.c (altivec_expand_dst_builtin):
37832         Treat expansion as completed even if literal argument is
37833         invalid (so that other expansions are not tried in vain).
37835 2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
37837         * loop-doloop.c (add_test): Replace GEN_INT (0) with
37838         const0_rtx.
37840 2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
37842         * fold-const.c (fold) <ABS_EXPR>: Move the handling of constants
37843         ...
37844         (fold_abs_const): ... here.
37846 2004-03-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
37848         * tree.h (TYPE_ARRAY_MAX_SIZE): Use type.maxval directly.
37850 2004-03-19  Denis Chertykov  <denisc@overta.ru>
37852         PR target/11520
37853         * config/avr/avr.md ("call_insn"): Handle explicit integer
37854         specially.
37855         (call_value_insn): Likewise.
37857 2004-03-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
37859         * tree.c (substitute_in_expr): Rewrite to simplify and be more generic.
37861 2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
37863         * fold-const.c (negate_expr): Move the handling of constants
37864         ...
37865         (fold_negate_const): ... here.
37867 2004-03-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
37869         * langhooks-def.h (LANG_HOOKS_HASH_TYPES): New macro and hook.
37870         * langhooks.h (struct lang_hooks_for_types): New field hash_types.
37871         * tree.c (debug_no_type_hash): Deleted.
37872         (type_hash_canon): Abort if passed a variant.
37873         Check lang_hooks.types.hash_types.
37874         (build_type_no_quals): Copy mode of POINTER_TYPE and REFERENCE_TYPE.
37875         (build_array_type): Remove unnecessary allocation of pointer type.
37876         (build_complex_type): Properly qualify resulting type.
37878 2004-03-19  Paolo Bonzini  <bonzini@gnu.org>
37880         * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo.
37882 2004-03-19  Richard Sandiford  <rsandifo@redhat.com>
37884         * expmed.c (choose_mult_variant, expand_mult_const): New, split from...
37885         (expand_mult): ...here.
37886         (extract_high_half): New, split out from expand_mult_highpart.
37887         (expand_highpart_optab): Likewise.  Don't clobber target prematurely.
37888         (expand_highpart): Evaluate the cost of a shift/add sequence,
37889         then see if any of the specialized optabs are cheaper.
37891 2004-03-18  Ian Lance Taylor  <ian@wasabisystems.com>
37893         * mklibgcc.in: Remove obsolete MAYBE_USE_COLLECT2.
37895 2004-03-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
37897         * convert.c (convert_to_real): Add more math builtins.
37899 2004-03-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
37901         * convert.c (convert_to_real): Reformat using switch stmt.
37903 2004-03-18  Mark Mitchell  <mark@codesourcery.com>
37905         * c-common.c (pointer_int_sum): Do not complain about using
37906         pointers to pointers-to-members.
37908 2004-03-18  Kazu Hirata  <kazu@cs.umass.edu>
37910         * system.h (MD_ASM_CLOBBERS): Move to "Old target macros that
37911         have moved to the target hooks structure".
37913 2004-03-18  James E Wilson  <wilson@specifixinc.com>
37915         * config/mips/mips.md (type): Split move into arith and fmove.  Split
37916         hilo into mthilo and mfhilo.  Add trap.  Delete icmp.  Fix all uses.
37917         * config/mips/5400.md (ir_vr54_hilo, ir_vr54_arith, ir_vr54_fabs):
37918         Likewise.
37919         * config/mips/5500.md (ir_vr55_hilo, ir_vr55_arith, ir_vr55_fabs):
37920         Likewise.
37921         * config/mips/7000.md (rm7_int_other, rm7_mthilo, rm7_mfhilo,
37922         rm7_fp_quick): Likewise.
37923         * config/mips/9000.md (rm9k_int, rm9k_mfhilo, rm9k_mthilo,
37924         rm9k_fquick): Likewise.
37925         * config/mips/sr71k.md (ir_sr70_hilo, ir_sr70_arith, ir_sr70_fabs):
37926         Likewise.
37927         (ir_sr70_icmp): Delete.
37929 2004-03-18  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
37931         * tree.h (TREE_CHECK2, TREE_CHECK3, TREE_CHECK5): New macros.
37932         (tree_check2_failed, tree_check3_failed, tree_check5_failed): New decl.
37933         (FUNC_OR_METHOD_CHECK, SET_ARRAY_OR_VECTOR_CHECK): New macros.
37934         (REC_OR_UNION_CHECK, NUMERICAL_TYPE_CHECK): Likewise.
37935         (TYPE_VALUES, TYPE_DOMAIN, TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD):
37936         Protect with proper check.
37937         (TYPE_ARG_TYPES, TYPE_METHOD_BASETYPE, TYPE_OFFSET_BASETYPE): Likewise.
37938         (TYPE_MIN_VALUE, TYPE_MAX_VALUE): Likewise.
37939         * tree.c (type_hash_eq): Rewrite to access proper fields for each type.
37940         (tree_check2_failed, tree_check3_failed, tree_check5_failed): New.
37941         * c-typeck.c (build_array_ref): Use TYPE_DOMAIN, not TYPE_VALUES.
37942         * dwarf2out.c (gen_enumeration_type_die): Use TYPE_VALUES,
37943         not TYPE_FIELDS.
37944         * stor-layout.c (set_sizetype): Use TYPE_ORIG_SIZE_TYPE.
37946 2004-03-18  Mostafa Hagog  <mustafa@il.ibm.com>
37948         * gcse.c (eliminate_partially_redundant_loads): Reject change if
37949         dest is set between beginning and current insn.
37951 2004-03-18  Mark Mitchell  <mark@codesourcery.com>
37953         * c-decl.c (grokdeclarator): Do not complain about redeclaring
37954         visible "static" identifiers "extern" in a local scope.
37955         * dwarf2out.c (loc_descriptor_from_tree): Handle pre- and
37956         post-increments/decrements.
37958 2004-03-18  Bob Wilson  <bob.wilson@acm.org>
37960         * config/xtensa/xtensa.c (current_function_arg_words): Delete.
37961         (xtensa_builtin_saveregs): Use current_function_args_info.arg_words.
37962         (xtensa_va_start): Remove assignment to current_function_arg_words.
37964 2004-03-18  Richard Sandiford  <rsandifo@redhat.com>
37966         * alias.c (record_set): Detect the case where a register is assigned
37967         a new value that has the same base term as the old one.
37969 2004-03-18  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
37971         * doloop.c: Removed.
37972         * loop-doloop.c: New file.
37973         * Makefile.in (doloop.o): Remove.
37974         (loop-doloop.o): New.
37975         * cfgloop.h (get_loop_level, doloop_optimize_loops): Declare.
37976         * cfgloopanal.c (get_loop_level): New function.
37977         * loop-iv.c (iv_number_of_iterations): Handle case when loop
37978         is leaved immediatelly.
37979         * loop.c (strength_reduce): Do not call doloop optimization.
37980         * loop.h (LOOP_BCT): Removed.
37981         * passes.c (rest_of_handle_loop_optimize): Do not use LOOP_BCT.
37982         (rest_of_handle_loop2): Call doloop_optimize_loops.
37983         (rest_of_compilation): Test for optimizations moved to
37984         rest_of_handle_loop2.
37986 2004-03-17  Fariborz Jahanian <fjahanian@apple.com>
37988         * config/rs6000/rs6000.c (rs6000_stack_info): correct reg_size
37989         for mixed mode.
37990         (rs6000_emit_prologue): Ditto.
37991         (rs6000_emit_epilogue): Ditto.
37992         * config/rs6000/rs6000.h: Definition of DWARF_CIE_DATA_ALIGNMENT
37993         macro for mixed mode.
37995 2004-03-18  Jan Hubicka  <jh@suse.cz>
37997         * predict.c (propagate_freq): Compute correctly frequency of
37998         EXIT_BLOCK.
38000 2004-03-17  Eric Christopher  <echristo@redhat.com>
38002         * builtins.c (apply_args_size): Use reg_raw_mode.
38003         (apply_result_size): Ditto.
38005 2004-03-17  Ralf Corsepius <corsepiu@faw.uni-ulm.de>
38007         PR target/14620
38008         * config/rtems.h: Add STD_LIB_SPEC and LIB_SPEC.
38010 2004-03-17  Jakub Jelinek  <jakub@redhat.com>
38012         * config/rs6000/t-linux64 (bispecs): Don't add -mlong-double-128 for
38013         32-bit builds when defaulting to 32-bit.
38015 2004-03-17  Jan Hubicka  <jh@suse.cz>
38017         * cfgrtl.c (rtl_create_basic_block): Pre-allocate basic_block_info
38018         array.
38020 2004-03-17  James E Wilson  <wilson@specifixinc.com>
38022         * config/mips/mips.md (zero_extendsidi2): Add length attribute.
38023         (hazard_nop): Change type to nop.
38024         (type): Split arith into arith, shift, slt, clz.  Delete darith.
38025         Fix all uses.  Change arith to multi if more than one insn emitted.
38026         * config/mips/5400.md (ir_vr54_arith): Likewise.
38027         * config/mips/5500.md (ir_vr55_arith): Likewise.
38028         * config/mips/7000.md (rm7_int_other): Likewise.
38029         * config/mips/9000.md (rm9k_int): Likewise.
38030         * config/mips/sr71k.md (ir_sr70_arith): Likewise.
38032 2004-03-17  Joel Brobecker  <brobecker@gnat.com>
38034         * dwarf2out.c (subrange_type_die): Define new variable "subtype"
38035         to hold the subtype tree instead of recomputing it several times.
38037 2004-03-17  Kazu Hirata  <kazu@cs.umass.edu>
38039         * config/mn10300/mn10300.c (notice_update_cc): Don't handle
38040         CC_INVERT.
38041         * config/mn10300/mn10300.md (cc): Remove "invert".
38043 2004-03-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
38045         * builtins.c (integer_valued_real_p): Add builtin rint.
38046         (fold_builtin): Likewise.
38047         * convert.c (convert_to_real): Likewise.
38049         * convert.c (convert_to_real): Fix typos in `long double'
38050         builtins.
38052 2004-03-16  Mark Mitchell  <mark@codesourcery.com>
38054         PR c++/14481
38055         * fold-const.c (fold): Set TREE_NO_UNUSED_WARNING on implicitly
38056         generated COMPOUND_EXPRs.
38058 2004-03-16  Ralf Corsepius <corsepiu@faw.uni-ulm.de>
38060         * config/h8300/t-rtems (h8300-*-rtems*): New.
38062 2004-03-16  Eric Christopher  <echristo@redhat.com>
38064         * doc/cppopts.texi(fwide-exec-charset): Fix typo.
38066 2004-03-16  Kazu Hirata  <kazu@cs.umass.edu>
38068         * config/i386/i386-protos.h: Add a prototype for
38069         ix86_reverse_condition.
38070         * config/i386/i386.c (ix86_reverse_condition): New.
38071         * config/i386/i386.h (REVERSE_CONDITION): Use
38072         ix86_reverse_condition.
38073         * config/i386/i386.md: Use ix86_reverse_condition instead of
38074         REVERSE_CONDITION.
38076 2004-03-16  J. Brobecker  <brobecker@gnat.com>
38078         * dwarf2out.c (loc_descriptor_from_tree): Add handling for MIN_EXPR.
38080 2004-03-16  Nathanael Nerode  <neroden@gcc.gnu.org>
38082         PR bootstrap/12974
38083         * Makefile.in: Pass $(INCLUDES) down to libgcc.mk explicitly.
38085 2004-03-16  Paolo Bonzini  <bonzini@gnu.org>
38087         * c-common.c (c_common_type_for_mode): Build vector types on
38088         demand.
38089         (handle_mode_attribute): Deprecate using the mode attribute
38090         to create vector types.  Fix indentation.
38091         (vector_type_node_list): Remove.
38092         (handle_vector_size_attribute): Create vector types on demand.
38093         Strip a NON_LVALUE_EXPR from the attribute if there is one.
38094         * c-typeck.c (comptypes): Make vector types compatible if they
38095         have the same underlying mode.
38096         (convert_for_assignment): Use comptypes to convert between
38097         vector types.
38098         * tree.c (build_common_tree_nodes_2): Do not create vector types.
38099         * config/arm/arm.c (arm_init_iwmmxt_builtins): Create necessary
38100         vector types.
38101         * tree.h: Remove vector types.
38102         * config/i386/i386.c (i386_init_mmx_sse_builtins): Likewise.
38103         * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
38104         (V16QI_type_node, V2SI_type_node, V2SF_type_node, V4HI_type_node,
38105         V4SI_type_node, V4SF_type_node, V8HI_type_node): New globals.
38106         * doc/extend.texi (Vector Types): Document how to use the
38107         vector_size attribute to create vectors, rather than mode.
38109         * config/arm/mmintrin.h: Use vector_size attribute, not mode.
38110         * config/i386/emmintrin.h: Likewise.
38111         * config/i386/mmintrin.h: Likewise.
38112         * config/i386/xmmintrin.h: Likewise.
38113         * config/sh/ushmedia.h: Likewise.
38115 2004-03-16  Kazu Hirata  <kazu@cs.umass.edu>
38117         * config/freebsd-spec.h, config/arc/arc-protos.h,
38118         config/arm/aout.h, config/arm/elf.h, config/arm/freebsd.h,
38119         config/arm/linux-gas.h, config/arm/semi.h,
38120         config/cris/cris-protos.h, config/i386/xm-djgpp.h,
38121         config/ia64/freebsd.h, config/mips/7000.md,
38122         config/mips/9000.md, config/ns32k/ns32k-protos.h,
38123         config/sparc/pbd.h: Update copyright.
38125 2004-03-16  Ralf Corsepius <corsepiu@faw.uni-ulm.de>
38127         PR target/14577
38128         * config.gcc: Switch sh-*-rtems* to ELF.  Add sh-*-rtemscoff.
38130 2004-03-16  Paolo Bonzini  <bonzini@gnu.org>
38132         * combine.c (combine_simplify_rtx): Remove the "last"
38133         parameter and its documentation.  Adjust recursive calls.
38134         (simplify_logical): Always perform the only simplification
38135         controlled by "last", if the simplified expression is
38136         actually different.
38137         (try_combine): Do not pass the "last" parameter to
38138         combine_simplify_rtx.
38140 2004-03-16  Richard Sandiford  <rsandifo@redhat.com>
38142         PR target/14599
38143         * config/mips/mips.md (UNSPEC_GP): New constant.
38144         * config/mips/mips.c (CONST_GP_P): Expect the CONST to contain
38145         an UNSPEC instead of (reg $gp).
38146         (mips16_gp_pseudo_reg): Change accordingly.
38147         (print_operand): Print $gp directly when handling CONST_GP_P.
38149 2004-03-16  Richard Zidlicky  <rz@linux-m68k.org>
38151         * config.gcc, config/m68k/linux.h: Implement with-cpu for m68k-linux.
38152         * longlong.h: Make code 68060 clean when compiling for m68060.
38154 2004-03-16  Richard Zidlicky  <rz@linux-m68k.org>
38156         * config/m68k/m68k.md: Fix constraints for bitfield instructions.
38157         * doc/md.texi: Clarify description of "i" constraint.
38159 2004-03-15  James E Wilson  <wilson@specifixinc.com>
38161         * config/mips/mips.md (type): Split load into load, fpload, fpidxload.
38162         Split store into store, fpstore, fpidxstore.  Fix all uses.
38163         * config/mips/5400.md (ir_vr54_load, ir_vr54_store, ir_vr54_fstore):
38164         Likewise.
38165         * config/mips/5500.md (ir_vr55_load, i5_vr55_store): Likewise.
38166         * config/mips/7000.md (rm7_ld, rm7_st): Likewise.
38167         * config/mips/9000.md (rm9k_load, rm9k_store): Likewise.
38168         * config/mips/sr71k.md (ir_sr70_load, ir_sr70_store, ir_sr70_fload,
38169         ir_sr70_fstore): Likewise.
38171 2004-03-15  Richard Henderson  <rth@redhat.com>
38173         PR middle-end/14535
38174         * except.c (collect_one_action_chain): Record action for cleanup
38175         outer of exception spec.
38177 2004-03-15  Ian Lance Taylor  <ian@wasabisystems.com>
38179         * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
38180         Fix the check for abort and only do the mmap if we can.
38182 2004-03-15  Eric Botcazou  <ebotcazou@act-europe.fr>
38184         * config/sparc/sparc.h: Rework comments about the code model
38185         in 64-bit environment and the mode 'Pmode'.
38186         * doc/invoke.texi (SPARC options): Rework description of the
38187         different code models supported in 64-bit environment.
38189 2004-03-15  Kazu Hirata  <kazu@cs.umass.edu>
38191         * defaults.h (REVERSIBLE_CC_MODE): Define.
38192         * jump.c (reversed_comparison_code_parts): Don't check if
38193         REVERSIBLE_CC_MODE is defined.
38195 2004-03-15  Kazu Hirata  <kazu@cs.umass.edu>
38197         * c-incpath.c, c-incpath.h, c-pch.c, c.opt, cppexp.c,
38198         et-forest.h, genattr.c, ggc-none.c, hosthooks-def.h,
38199         hosthooks.h, params.h, ra-colorize.c, web.c,
38200         config/darwin-c.c, config/alpha/freebsd.h, config/arm/pe.c,
38201         config/avr/avr-protos.h, config/avr/avr.md,
38202         config/fr30/fr30-protos.h, config/fr30/fr30.md,
38203         config/h8300/fixunssfsi.c, config/i386/darwin.h,
38204         config/i386/freebsd.h, config/i386/freebsd64.h,
38205         config/ia64/hpux.h, config/ia64/unwind-ia64.c,
38206         config/ip2k/libgcc.S, config/m32r/xm-m32r.h,
38207         config/mmix/mmix-modes.def, config/ns32k/netbsd.h,
38208         config/ns32k/ns32k.md, config/pa/pa64-hpux.h,
38209         config/pa/pa64-regs.h, config/rs6000/aix41.h,
38210         config/rs6000/aix43.h, config/rs6000/host-darwin.c,
38211         config/sparc/aout.h, config/sparc/freebsd.h,
38212         config/sparc/litecoff.h, config/vax/vax-protos.h,
38213         doc/hostconfig.texi, doc/include/gcc-common.texi: Update
38214         copyright.
38216 2004-03-15  Paul Brook  <paul@codesourcery.com>
38218         * config/arm/arm.c (thumb_expand_prologue): Tie prologue insns to fp.
38220 2004-03-15  Gabriel Dos Reis  <gdr@integrable-solutions.net>
38222         * c-pretty-print.c (pp_c_semicolon): Fix formatting.
38223         (pp_c_cv_qualifier): Document.
38224         (pp_c_space_for_pointer_operator): Likewise.
38225         (pp_c_integer_constant): Likewise.
38226         (pp_c_identifier): Likewise.
38227         (pp_c_init_declarator): Don't print function body.
38229 2004-03-14  Joseph S. Myers  <jsm@polyomino.org.uk>
38231         * doc/contrib.texi, doc/extend.texi, doc/gcov.texi,
38232         doc/install.texi, doc/invoke.texi, doc/makefile.texi,
38233         doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi: Capitalize
38234         "gcc", "g++" and "g77" or mark up with appropriate markup.  Adjust
38235         wording and grammar.
38237 2004-03-14  Roger Sayle  <roger@eyesopen.com>
38239         * alias.c (get_alias_set): Replace calls via (*lang_hooks.foo) ()
38240         with lang_hooks.foo ().
38241         * builtins.c (expand_builtin_va_arg): Likewise.
38242         * c-common.c (fname_as_string, c_common_truthvalue_conversion,
38243         c_common_type_for_mode, c_common_nodes_and_builtins,
38244         handle_mode_attribute, handle_vector_size_attribute): Likewise.
38245         * c-convert.c (convert): Likewise.
38246         * c-format.c (check_format_types): Likewise.
38247         * c-objc-common.c (c_tree_printer): Likewise.
38248         * c-typeck.c (build_unary_op, build_conditional_expr,
38249         build_binary_op): Likewise.
38250         * calls.c (try_to_integrate, expand_call,
38251         emit_library_call_value_1): Likewise.
38252         * cgraph.c (cgraph_node_name, cgraph_function_possibly_inlined_p):
38253         Likewise.
38254         * cgraphunit.c (record_call_1, cgraph_analyze_function,
38255         cgraph_expand_function): Likewise.
38256         * convert.c (convert_to_pointer, convert_to_integer): Likewise.
38257         * coverage.c (build_fn_info_type, build_ctr_info_type,
38258         build_gcov_info, create_coverage): Likewise.
38259         * dbxout.c (dbxout_init): Likewise.
38260         * diagnostic.c (diagnostic_report_current_function): Likewise.
38261         * dojump.c (do_jump): Likewise.
38262         * dwarf2out.c (dwarf2_name): Likewise.
38263         * except.c (init_eh): Likewise.
38264         * explow.c (expr_size, int_expr_size): Likewise.
38265         * expmed.c (make_tree, const_mult_add_overflow_p, expand_mult_add):
38266         Likewise.
38267         * expr.c (store_expr, store_constructor, safe_from_p,
38268         expand_expr_real, do_store_flag, try_casesi): Likewise.
38269         * function.c (push_function_context_to, pop_function_context_from,
38270         free_after_parsing, assign_stack_local_1, assign_stack_temp_for_type,
38271         put_var_into_stack, allocate_struct_function, current_function_name):
38272         Likewise.
38273         * integrate.c (copy_decl_for_inlining, expand_inline_function):
38274         Likewise.
38275         * langhooks.c (lhd_clear_binding_stack, write_global_declarations,
38276         lhd_print_error_function): Likewise.
38277         * opts.c (handle_option, decode_options): Likewise.
38278         * passes.c (open_dump_file): Likewise.
38279         * print-tree.c (print_node): Likewise.
38280         * stmt.c (expand_fixup, fixup_gotos, expand_asm_operands,
38281         expand_decl_cleanup, emit_case_nodes): Likewise.
38282         * stor-layout.c (variable_size): Likewise.
38283         * toplev.c (announce_function, wrapup_global_declarations,
38284         check_global_declarations, compile_file, default_tree_printer,
38285         process_options, lang_dependent_init, finalize): Likewise.
38286         * tree-dump.c (dequeue_and_dump): Likewise.
38287         * tree-inline.c (remap_decl, remap_block, copy_body_r,
38288         initialize_inlined_parameters, declare_return_variable,
38289         inlinable_function_p, expand_call_inline, optimize_inline_calls,
38290         walk_tree, copy_tree_r): Likewise.
38291         * tree-optimize.c (tree_rest_of_compilation): Likewise.
38292         * tree.c (decl_assembler_name, tree_size, size_in_bytes, staticp,
38293         unsafe_for_reeval, get_unwidened, get_narrower, get_callee_fndecl,
38294         variably_modified_type_p, dump_tree_statistics): Likewise.
38295         * varasm.c (assemble_variable, compare_constant, copy_constant,
38296         force_const_mem, compute_reloc_for_constant, output_constant,
38297         output_addressed_constants, initializer_constant_valid_p): Likewise.
38299 2004-03-14  Kelley Cook  <kcook@gcc.gnu.org>
38301         * doc/install.texi: Make autoconf 2.13 the exception, not the rule.
38303 2004-03-14  Andreas Tobler  <a.tobler@schweiz.ch>
38305         * doc/install.texi: Reflect autoconf and automake version for
38306         libffi. Update autoconf version to 2.59.
38308 2004-03-13  Roger Sayle  <roger@eyesopen.com>
38310         * fold-const.c (negate_expr, operand_equal_for_comparison_p,
38311         optimize_bit_field_compare, decode_field_reference, all_ones_mask_p,
38312         make_range, build_range_check, fold_range_test, unextend,
38313         constant_boolean_node, fold_binary_op_with_conditional_arg,
38314         fold_truthop, fold_mathfn_compare, fold_inf_compare,
38315         fold_single_bit_test, fold): Replace calls via (*lang_hooks.foo) ()
38316         with lang_hooks.foo ().
38318 2004-03-14  Richard Earnshaw  <rearnsha@arm.com>
38320         * arm.h (EXTRA_CONSTRAINT_STR_ARM): Update comment.
38322 2004-03-13  Dara Hazeghi  <dhazeghi@yahoo.com>
38324         * doc/install.texi: Note status of -fnew-ra.
38326 2004-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
38328         PR middle-end/14470
38329         * expr.c (store_expr): Call emit_queue before generating the move
38330         from the temporary to the original target.  Protect the temporary
38331         from emit_queue.
38333 2004-03-13  Jakub Jelinek  <jakub@redhat.com>
38335         PR target/14533
38336         * config/s390/s390.c (legitimize_pic_address): Don't abort on UNSPEC
38337         other than UNSPEC_GOTOFF.
38339 2004-03-13  Richard Earnshaw  <rearnsha@arm.com>
38341         * arm.c (arm_legitimate_address_p): New argument, OUTER.  Pass through
38342         to arm_legitimate_index_p.  Update all callers with SET as default
38343         value.
38344         (arm_legitimate_index_p): New argument, OUTER.  Restrict the index
38345         range if OUTER is a sign-extend operation on QImode.  Correctly
38346         reject shift operations on sign-extended QImode addresses.
38347         (bad_signed_byte_operand): Delete.
38348         (arm_extendqisi_mem_op): New function.
38349         * arm.h (EXTRA_CONSTRAINT_ARM): Delete.  Replace with...
38350         (EXTRA_CONSTRAINT_STR_ARM): ... this.  Handle extended address
38351         constraints.
38352         (CONSTRAINT_LEN): New.
38353         (EXTRA_CONSTRAINT): Delete.  Replace with...
38354         (EXTRA_CONSTRAINT_STR): ... this.
38355         (PREDICATE_CODES): Remove bad_signed_byte_operand.
38356         * arm.md (extendqihi_insn): Use new constraint Uq.  Rework.  Length
38357         is now always default.
38358         (define_splits for bad sign-extend loads): Delete.
38359         (arm_extendqisi, arm_extendqisi_v5): Likewise.
38360         * arm/vfp.md (arm_movsi_vfp, arm_movdi_vfp, movsf_vfp, movdf_vfp):
38361         Rework 'U' constraint to 'Uv'.
38362         * arm-protos.h: Remove bad_signed_byte_operand.  Add
38363         arm_extendqisi_mem_op.
38364         * doc/md.texi (ARM constraints): Rename VFP constraint (now Uv).
38365         Add Uq constraint.
38367 2004-03-13  Alan Modra  <amodra@bigpond.net.au>
38369         * config/rs6000/rs6000.c (rs6000_va_arg): Replace SPLIT_COMPLEX_ARGS
38370         with targetm version.
38372         PR target/14567
38373         * config/rs6000/rs6000.h (UNITS_PER_ARG, RS6000_ARG_SIZE): Delete.
38374         (HARD_REGNO_MODE_OK): Disallow TFmode for fp31.
38375         * config/rs6000/rs6000.c (rs6000_arg_size): New function.
38376         Update all users of RS6000_ARG_SIZE.
38377         (function_arg_advance): Count fregno using mode size.
38378         (function_arg): Handle long double split over regs and memory.
38379         (function_arg_partial_nregs): Likewise.
38380         (rs6000_va_arg): Repackage complex args.
38382 2004-03-13  Dean Ferreyra <dferreyra@igc.org>
38384         PR target/14047
38385         * config/avr/avr.c (avr_progmem_p): Add "attributes" parameter.
38386         (avr_insert_attributes): Pass "attributes" to avr_progmem_p.
38387         * config/avr/avr-protos.h (avr_progmem_p): Change prototype.
38389 2004-03-12  Jakub Jelinek  <jakub@redhat.com>
38391         * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Add
38392         prototype.
38393         * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): New.
38394         * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Define.
38396 2004-03-12  Andrew Pinski  <apinski@apple.com>
38398         * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
38399         Use ret instead of result. Use addr instead of base.
38401 2004-03-12  David Edelsohn  <edelsohn@gnu.org>
38403         * doc/install.texi (*-ibm-aix*): Document assembler and achiver
38404         fixes required by libstdc++ and update installation instructions
38405         for libstdc++.a.
38407 2004-03-12  Danny Smith  <dannysmith@users.sourceforge.net>
38409         * config/i386/winnt.c (i386_pe_strip_name_encoding_full): Strip
38410         leading '@' on fastcall symbols before stripping suffix.
38412 2004-03-12  Roger Sayle  <roger@eyesopen.com>
38414         * combine.c (unmentioned_reg_p): New function to check whether an
38415         expression is a "specialization" of another, i.e. that there are
38416         no registers or memory references mentioned in the first that don't
38417         appear in the second.
38418         (unmentioned_reg_p_1): New helper subroutine of unmentioned_reg_p.
38419         (combine_instructions): Also try combining instructions using the
38420         REG_EQUAL note from a preceding log-linked instruction.
38422 2004-03-12  Roger Sayle  <roger@eyesopen.com>
38424         * config/i386/i386.c (ix86_split_ashrdi): Optimize shift by 63.
38426 2004-03-12  Matt Austern  <austern@apple.com>
38428         * target.h (struct gcc_target): New target hook, unwind_label.
38429         * target-def.h (TARGET_ASM_EMIT_UNWIND_LABEL): New hook.
38430         * output.h (default_emit_unwind_label): New function.
38431         * default.h (TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY): New macro.
38432         (TARGET_USES_WEAK_UNWIND_INFO): New target macro.
38433         (TARGET_SUPPORTS_HIDDEN): New target macro.
38434         * dwarf2out.c (struct dw_fde_struct): Add field for function decl
38435         that corresponds to this FDE.
38436         (FRAME_BEGIN_LABEL): Allow target to override default label.
38437         (output_call_frame_info): If FDEs are linknonce, then use extra
38438         indirection for FDE encoding, output a label for each FDE, and
38439         output an empty label for each function without an FDE.
38440         (dwarf2out_begin_prologue): Set up decl field when creating an FDE.
38441         * varasm.c (globalize_decl): Call ASM_MAKE_LABEL_LINKONCE for
38442         decls with DECL_ONE_ONLY set, if that macro is defined.
38443         (make_decl_one_only): Don't use DECL_COMMON if we're compiling
38444         for a SUPPORTS_ONE_ONLY target.
38445         * config/darwin-protos.h (darwin_unique_section): Declare.
38446         (darwin_asm_named_section): Likewise.
38447         (darwin_section_type_flags): Likewise.
38448         (darwin_non_lazy_pcrel): Likewise.
38449         (darwin_emit_unwind_label): Likewise.
38450         (darwin_make_decl_one_only): Likewise.
38451         * config/darwin.c (machopic_finish): Get rid of tweak that
38452         eliminate stubs for symbols that are defined.
38453         (darwin_encode_section_info): Don't treat weak functions as defined.
38454         (darwin_make_decl_one_only): Define.
38455         (darwin_asm_named_section): Likewise.
38456         (darwin_section_type_flags): Likewise.
38457         (darwin_unique_section): Likewise.
38458         (darwin_emit_unwind_label): Likewise.
38459         (darwin_non_lazy_pcrel): Likewise.
38460         (darwin_asm_output_dwarf_delta): Difference between two labels is
38461         local only if both labels are local.
38462         * config/darwin.h (MAKE_DECL_ONE_ONLY): Define.
38463         (ASM_MAKE_LABEL_LINKONCE): Likewise.
38464         (TARGET_SUPPORTS_HIDDEN): Likewise.
38465         (TARGET_USES_WEAK_UNWIND_INFO): Likewise.
38466         (TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY): Likewise.
38467         (FRAME_BEGIN_LABEL): Likewise.
38468         (ASM_DECLARE_OBJECT_NAME): Make references to weak symbols indirect.
38469         (ASM_DECLARE_FUNCTION_NAME): Likewise.
38470         (darwin_eh_frame_section): Give __eh_frame section the coalesced flag.
38471         (TARGET_ASM_UNIQUE_SECTION): Define.
38472         (EH_FRAME_SECTION_NAME): Define.
38473         (EH_FRAME_SECTION_ATTR): Likewise.
38474         (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
38475         (TARGET_ASM_NAMED_SECTION): Likewise.
38476         (TARGET_SECTION_TYPE_FLAGS): Likewise.
38477         * doc/tm.texi: Document TARGET_USES_WEAK_UNWIND_INFO,
38478         TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY, TARGET_SUPPORTS_HIDDEN,
38479         TARGET_ASM_EMIT_UNWIND_LABEL.
38481 2004-03-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
38483         * builtins.c (expand_builtin_mathfn): Add pow10* to the
38484         existing exp10* case.
38485         (expand_builtin): Likewise.
38487 2004-03-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
38489         * doc/tm.texi (registers) <Values in Registers>: Add
38490         entry for REGMODE_NATURAL_SIZE.
38492 2004-03-12  Richard Henderson  <rth@redhat.com>
38494         PR target/14547
38495         * target.h (struct gcc_target): Move calls substructure before
38496         booleans.  Add split_complex_arg.
38497         * function.c (assign_parms, split_complex_args): Use it.
38498         * calls.c (expand_call): Likewise.
38499         (split_complex_values): Likewise.  Check for splittable types
38500         before allocating memory.
38501         (split_complex_types): Likewise.
38502         * system.h (SPLIT_COMPLEX_ARGS): Poison.
38503         * expr.h (SPLIT_COMPLEX_ARGS): Remove.
38504         * target-def.h (TARGET_SPLIT_COMPLEX_ARG): New.
38505         * config/alpha/alpha.c (alpha_split_complex_arg): New.
38506         (TARGET_SPLIT_COMPLEX_ARG): New.
38507         * config/alpha/alpha.h (SPLIT_COMPLEX_ARGS): Remove.
38508         * config/rs6000/rs6000.c (TARGET_SPLIT_COMPLEX_ARG): New.
38509         (rs6000_override_options): Zap it for non-AIX.
38510         (rs6000_function_value): Use targetm.calls.split_complex_arg.
38511         * config/rs6000/rs6000.h (SPLIT_COMPLEX_ARGS): Remove.
38512         * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): New.
38513         * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Remove.
38514         * doc/tm.texi (TARGET_SPLIT_COMPLEX_ARG): Modify from old
38515         SPLIT_COMPLEX_ARGS entry.
38517 2004-03-11  Richard Henderson  <rth@redhat.com>
38519         * config/alpha/alpha.c (xfloating_ops, vax_cvt_ops): New.
38520         (alpha_lookup_xfloating_lib_func): Use them, return rtx.
38521         (alpha_emit_xfloating_arith): Update to match.
38522         (alpha_emit_xfloating_compare): Likewise.
38523         (alpha_emit_xfloating_cvt): Likewise.
38524         (alpha_emit_xfloating_libcall): Take already built symbol,
38525         mark call const.
38526         * config/alpha/alpha.md (extendsftf2, extenddftf2): Take
38527         op1 in a register.
38529 2004-03-11  Richard Henderson  <rth@redhat.com>
38531         PR target/14539
38532         * config/alpha/alpha.h (STACK_BOUNDARY): Set to 128.
38534         * simplify-rtx.c (simplify_relational_operation): Fix typo.
38536 2004-03-11  Richard Henderson  <rth@redhat.com>
38538         PR middle-end/14477
38539         * except.c (remove_unreachable_regions): Look thru CALL_PLACEHOLDER.
38541 2004-03-11  Ulrich Weigand  <uweigand@de.ibm.com>
38543         PR target/14262
38544         * calls.c (load_register_parameters): If BLOCK_REG_PADDING is not
38545         defined, pass small BLKmode values in registers in the low-order part.
38547 2004-03-11  Ulrich Weigand  <uweigand@de.ibm.com>
38549         * combine.c (if_then_else_cond): Check for NULL return value of
38550         simplify_gen_subreg.
38552 2004-03-11  Richard Sandiford  <rsandifo@redhat.com>
38554         PR target/14496
38555         * config/mips/mips.h (UNITS_PER_FPVALUE): Fix value for
38556         TARGET_SINGLE_FLOAT.
38558 2004-03-11  Steve Ellcey  <sje@cup.hp.com>
38560         * config/ia64/hpux.h (TARGET_INIT_LIBFUNCS): Add undef.
38561         * config/ia64/ia64.h (TARGET_INIT_LIBFUNCS): Add define.
38562         * config/ia64/ia64.c (ia64_init_libfuncs): New.
38563         (ia64_hpux_init_libfuncs): Add call to ia64_init_libfuncs.
38565 2004-03-11  Roger Sayle  <roger@eyesopen.com>
38567         * fold-const.c (negate_expr_p) <RSHIFT_EXPR>: We can optimize
38568         -((int)X>>C) where C is an integer constant one bit less than the
38569         size of X into (unsigned)X>>C.  Similarly for unsigned->signed.
38570         (negate_expr) <RSHIFT_EXPR>: Implement the above transformations.
38572         * simplify-rtx.c (simplify_unary_operation): Also implement the
38573         above transformations at the RTL level.
38575 2004-03-11  Alan Modra  <amodra@bigpond.net.au>
38577         * real.c (encode_ibm_extended): Do round low word.
38579 2004-03-11  Ben Elliston  <bje@wasabisystems.com>
38581         * config/arm/arm.md (is_xscale): Comment this attribute and move
38582         it a bit further up in the file, closer to related attributes.
38584 2004-03-11  Eric Botcazou  <ebotcazou@libertysurf.fr>
38586         * config/host-solaris.c (sol_gt_pch_use_address): Add
38587         missing terminating marker to comment.
38589 2004-03-11  Richard Sandiford  <rsandifo@redhat.com>
38591         * config/mips/mips.md: Use move_operand in splitters for 64-bit moves.
38592         (movdi, movsi, movhi, movqi, movsf, movdf): Remove predicates.
38593         (*movdi_32bit_mips16, *movsi_mips16, *movhi_mips16, *movqi_mips16)
38594         (*movsf_mips16, *movdf_mips16):  Name unnamed patterns.  Use
38595         move_operand as source predicate in all cases.
38596         (*movdi_32bit): Renamed from movdi_internal.  Remove 'F' constraint.
38597         Test reg_or_0_operand.  Use move_operand as source predicate.
38598         (*movdi_64bit): Renamed from movdi_internal2.  Test reg_or_0_operand.
38599         (*movdi_64bit_mips16): Renamed from movdi_internal2_mips16.
38600         (*movsi_internal): Renamed from movsi_internal.  Test reg_or_0_operand.
38601         (movhi, movqi, movsf, movdf): Use mips_legitimize_move.
38602         (*movhi_internal): Renamed from movhi_internal.  Test reg_or_0_operand.
38603         Use move_operand as source predicate.  Remove 'K' constraint.
38604         (*movqi_internal): Likewise movqi_internal.
38605         (*movsf_hardfloat): Renamed from movsf_internal1.  Test
38606         reg_or_0_operand.  Use move_operand as source predicate.
38607         (*movsf_softfloat): Likewise movsf_internal2.
38608         (*movdf_hardfloat_64bit): Likewise movsf_internal1a.
38609         (*movdf_hardfloat_32bit): Likewise movsf_internal1b.
38610         (*movdf_softfloat): Likewise movdf_internal2.
38611         * config/mips/mips.c (move_operand): Match arbitrary CONST_INTs
38612         for DImode if !TARGET_64BIT.
38613         (mips_legitimize_move): Simplify accordingly.
38615 2004-03-11  Josef Zlomek  <zlomekj@suse.cz>
38617         PR/14362
38618         * var-tracking.c (struct variable_def): Added field refcount.
38619         (variable_htab_free): Decrease the refcount and delete variable
38620         only if there are no more references.
38621         (unshare_variable): New function.
38622         (vars_copy_1): Increase refcount instead of copying the variable.
38623         (variable_union): Share the variables where possible, unshare
38624         the variables if needed.
38625         (variable_different_p): Return false if var1 and var2 are
38626         the same structure.
38627         (variable_was_changed): Init the refcount of new variable.
38628         (set_frame_base_location): Unshare variable if needed.
38629         (set_variable_part): Init the refcount of new variable.
38630         Unshare the variables if needed.
38631         (delete_variable_part): Unshare the variables if needed.
38632         (emit_notes_for_differences_1): Init the refcount of new variable.
38633         (vt_add_function_parameters): Do not add function parameters to
38634         IN set of ENTRY_BLOCK_PTR because it is unused anyway.
38635         (vt_initialize): Do not add frame_base_decl to IN set of
38636         ENTRY_BLOCK_PTR because it is unused anyway.
38638 2004-03-11  Josef Zlomek  <zlomekj@suse.cz>
38640         * var-tracking.c (vars_copy_1): Cleanup and speedup chain operations.
38641         (vars_copy): Likewise.
38642         (variable_union): Likewise.
38643         (set_variable_part): Likewise.
38644         (delete_variable_part): Likewise.
38646 2004-03-11  Kazu Hirata  <kazu@cs.umass.edu>
38648         * c-typeck.c, combine.c, cse.c, dominance.c, et-forest.h,
38649         ggc-page.c, var-tracking.c, config/fp-bit.c, config/c4x/c4x.c,
38650         config/cris/cris.c, config/i386/ppro.md, config/i860/i860.c,
38651         config/i860/i860.h, config/m32r/m32r.h, config/m32r/xm-m32r.h,
38652         config/m68hc11/m68hc11.h, config/m68hc11/m68hc11.md,
38653         config/mips/mips.c, config/mmix/mmix.c, config/ns32k/ns32k.h,
38654         config/pa/pa.c, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
38655         config/pdp11/pdp11.h, config/rs6000/rs6000.c,
38656         config/stormy16/stormy16.c: Fix comment typos and formatting.
38658 2004-03-11  Nathanael Nerode  <neroden@gcc.gnu.org>
38660         * configure: Regenerate, since I forgot to while committing Paolo's
38661         changes.
38663 2004-03-08  Paolo Bonzini  <bonzini@gnu.org>
38665         PR ada/14131
38666         Move language detection to the top level.
38667         * configure.ac: Remove code to detect languages,
38668         it now lives exclusively in the top level.
38669         * aclocal.m4 (gcc_AC_PROG_GNAT): Moved to the
38670         top level, renamed to ACX_PROG_GNAT.
38672 2004-03-10  Richard Henderson  <rth@redhat.com>
38674         * c-pch.c (c_common_no_more_pch): Update for gt_pch_use_address
38675         extra arguments.
38676         * config.host (*-*-solaris2*, *-*-linux*): Add out_host_hook_obj
38677         and host_xmake_file fragments.
38678         * ggc-common.c (gt_pch_save): Update for gt_pch_get_address change.
38679         (gt_pch_restore): Similarly for gt_pch_use_address.
38680         (default_gt_pch_get_address): New.
38681         (mmap_gt_pch_get_address): Split out of gt_pch_save.
38682         (default_gt_pch_use_address): Split out of gt_pch_restore.
38683         (mmap_gt_pch_use_address): Likewise.
38684         * hooks.c (hook_voidp_size_t_null): Remove.
38685         (hook_bool_voidp_size_t_false): Remove.
38686         * hooks.h: Likewise.
38687         * hosthooks-def.h (HOST_HOOKS_GT_PCH_GET_ADDRESS): Use one of the
38688         default_ or mmap_ definitions.
38689         (HOST_HOOKS_GT_PCH_USE_ADDRESS): Likewise.
38690         * hosthooks.h (struct host_hooks): Update gt_pch_get_address
38691         and gt_pch_use_address.
38692         * config/host-linux.c, config/host-solaris.c: New files.
38693         * config/x-linux, config/x-solaris: New files.
38694         * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_get_address):
38695         Update for changed definition.
38696         (darwin_rs6000_gt_pch_use_address): Likewise.
38697         * doc/hostconfig.texi: Update docs.
38699 2004-03-10  Richard Henderson  <rth@redhat.com>
38701         PR c/14517
38702         * c-decl.c (grokdeclarator): Don't warn for duplicate qualifiers
38703         except for pedantic c90 mode.
38705 2004-03-10  Kelley Cook  <kcook@gcc.gnu.org>
38707         * configure.ac: Bump AC_PREREQ to 2.59.
38708         * configure: Regenerate.
38710 2004-03-10  Uros Bizjak  <uros@kss-loka.si>
38712         * optabs.h (enum optab_index): Add new OTI_exp10 and OTI_exp2.
38713         (exp10_optab, exp2_optab): Define corresponding macros.
38714         * optabs.c (init_optabs): Initialize exp10_optab and exp2_optab.
38715         * genopinit.c (optabs): Implement exp10_optab and exp2_optab
38716         using exp10?f2 and exp2?f2 patterns.
38717         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXP10{,F,L}
38718         using exp10_optab, and BUILT_IN_EXP2{,F,L} using exp2_optab.
38719         (expand_builtin): Expand BUILT_IN_EXP10{,F,L} and BUILT_IN_EXP2{,F,L}
38720         using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
38722         * config/i386/i386.md (exp10sf2, exp10df2, exp10xf2, exp2sf2,
38723         exp2df2, exp2xf2): New patterns to implement exp10, exp10f, exp10l,
38724         exp2, exp2f and exp2l built-ins as inline x87 intrinsics.
38726 2004-03-10  Anthony Green  <green@redhat.com>
38728         * doc/invoke.texi (ARM Options): Fix -mpfu typo.
38730 2004-03-10  David Edelsohn  <edelsohn@gnu.org>
38732         * config/rs6000/aix.h (TARGET_OS_CPP_BUILTINS): Rename to ...
38733         (TARGET_OS_AIX_CPP_BUILTINS): this.  Conditionally define
38734         __LONGDOUBLE128.
38735         * config/rs6000/aix41.h (TARGET_OS_CPP_BUILTINS): Use
38736         TARGET_OS_AIX_CPP_BUILTINS.
38737         * config/rs6000/aix43.h (TARGET_OS_CPP_BUILTINS): Same.
38738         * config/rs6000/aix51.h (TARGET_OS_CPP_BUILTINS): Same.
38739         * config/rs6000/aix52.h (TARGET_OS_CPP_BUILTINS): Same.
38740         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Revert
38741         previous change.
38743 2004-03-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
38745         * fold-const.c (tree_expr_nonnegative_p): Add more builtin cases.
38747 2004-03-10  David Edelsohn  <edelsohn@gnu.org>
38749         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
38750         __LONGDOUBLE128 on AIX.
38752 2004-03-10  Andrew Haley  <aph@redhat.com>
38754         PR optimization/14381
38755         * function.c (expand_function_end): Emit a blockage insn before
38756         the epilogue when -fnon-call-exceptions is used.
38758         * except.c (expand_start_all_catch): Make comment more accurate.
38760 2004-03-08  Joel Sherrill  <joel@oarcorp.com>
38762         PR target/14480
38763         * config/rs6000/t-rtems: Add missing file on branch.
38765 2004-03-10  Ulrich Weigand  <uweigand@de.ibm.com>
38767         * dbxout.c (dbxout_symbol_location): Do not output references
38768         to optimized-out constant pool symbols.
38770 2004-03-10  Andreas Schwab  <schwab@suse.de>
38772         * config/ia64/ia64.md (divsi3, udivsi3): Remove unused variable
38773         twon34_r.
38775 2004-03-09  James E Wilson  <wilson@specifixinc.com>
38777         * alias.c (alias_sets_might_conflict_p): New.
38778         * c-typeck.c (build_c_cast): Call it if warn_strict_aliasing > 1.
38779         * common.opt (Wstrict-aliasing=): New.
38780         * flags.h (warn_strict_aliasing): Change type to int.
38781         * opts.c (warn_strict_aliasing): Change type to int.
38782         (common_handle_option): Handle OPT_Wstrict_aliasing_.
38783         * tree.h (alias_sets_might_conflict_p): Declare it.
38784         * doc/invoke.tex (-Wstrict-aliasing=2): Document it.
38786 2004-03-10  Roman Zippel  <zippel@linux-m68k.org>
38788         PR bootstrap/12371
38789         * config/m68k/m68k.h (FIXED_REGISTERS): Add arg pointer.
38790         (CALL_USED_REGISTERS): Likewise.
38791         (REG_CLASS_CONTENTS): Likewise.
38792         (REG_ALLOC_ORDER): New.
38793         (REGNO_REG_CLASS): Use regno_reg_class.
38794         * config/m68k/m68k.c: Add regno_reg_class array.
38796 2004-03-09  Steve Ellcey  <sje@cup.hp.com>
38798         * config/ia64/ia64.md (divsi3): Fix algorithm.
38799           (udivsi3): Ditto.
38800           (setf_exp_xf): Remove '*' from name.
38801         * testsuite/gcc.dg/20040309-1.c: New test.
38803 2004-03-09  Ian Lance Taylor  <ian@wasabisystems.com>
38805         * system.h (SUNOS4_SHARED_LIBRARIES): Poison.
38806         * collect2.c: Remove SUNOS4_SHARED_LIBRARIES code.
38807         * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): Don't define.
38808         * config/sparc/sparc.c (sparc_aout_select_section): Remove.
38809         (sparc_aout_select_rtx_section): Don't check
38810         SUNOS4_SHARED_LIBRARIES.
38811         * config/sparc/sparc.h (SUNOS4_SHARED_LIBRARIES): Don't define.
38813 2004-03-10  Hans-Peter Nilsson  <hp@axis.com>
38815         PR other/14474
38816         * doc/md.texi (Pattern Ordering, Dependent Patterns)
38817         (Jump Patterns, Looping Patterns): Wrap in separate "@ifset
38818         INTERNALS".
38820 2004-03-09  Zack Weinberg  <zack@codesourcery.com>
38822         * config/ia64/hpux.h (MULTILIB_DEFAULTS): Define.
38823         (LIBGCC_SPEC): Update to match.
38825 2004-03-09  Zack Weinberg  <zack@codesourcery.com>
38827         * c-decl.c (last_function_parms, last_function_parm_tags)
38828         (last_function_parm_others, current_function_parms)
38829         (current_function_parm_tags, current_function_parm_others):
38830         Delete.
38831         (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES, ARG_INFO_OTHERS):
38832         New macros.
38833         (grokdeclarator): For function definitions, save the arg-info
38834         block from the declarator in DECL_ARGUMENTS.
38835         (grokparms): Do not write to last_function_parm*.  Use ARG_INFO_*
38836         macros to operate on arg-info block.  Can assume ARG_INFO_PARMS
38837         contains only PARM_DECLs.  Improve diagnostics.
38838         (get_parm_info): Use ARG_INFO_* macros.  Improve comments and
38839         diagnostics.  Disable some expensive checks if not ENABLE_CHECKING.
38840         (store_parm_decls_newstyle): Take the function to operate on,
38841         and an arg-info block, as arguments; don't get anything from
38842         current_function_* globals.
38843         (store_parm_decls_oldstyle): Likewise.
38844         (store_parm_decls): Pass fndecl and its arg-info block down to
38845         store_parm_decls_newstyle/oldstyle.  Send functions with empty
38846         argument lists through store_parm_decls_newstyle to reduce
38847         overhead.
38848         (pushdecl): Comment on the problems with the call to copy_node.
38849         Clear DECL_ARGUMENTS of the old node after copying it, if it
38850         is an arg-info block instead of a chain of decls.
38851         (start_function): Do not manipulate current_function_parm* or
38852         last_function_parm*.
38854 2004-03-09  Roger Sayle  <roger@eyesopen.com>
38855             Andrew Pinski  <pinskia@physics.uc.edu>
38857         * ifcvt.c (noce_try_sign_mask): New function to transform
38858         "x = (y < 0) ? z : 0" into the equivalent "x = (y >> C) & z".
38859         (noce_process_if_block): Call noce_try_sign_mask.
38861 2004-03-09  Andrew Pinski  <apinski@apple.com>
38863         * c-typeck.c (tagged_types_tu_compatible_p):
38864         Fix typo.
38866 2004-03-09  Roger Sayle  <roger@eyesopen.com>
38868         * simplify-rtx.c (simplify_const_relational_operation): New function
38869         renamed from simplify_relational_operation.
38870         (simplify_relational_operation): Change prototype to accept an
38871         additional mode argument.  Call simplify_const_relational_operation.
38872         (simplify_gen_relational): Update simplify_relational_operation call.
38873         (simplify_ternary_operation): Update simplify_relational_operation
38874         subroutine call to use simplify_const_relational_operation instead.
38876         * rtl.h (simplify_const_relational_operation): Prototype here.
38877         (simplify_relational_operation): Add addtional mode argument.
38879         * combine.c (combine_simplify_rtx): Update calls to
38880         simplify_relational_operation.
38881         (simplify_set): Likewise.
38882         (gen_binary): Likewise.
38883         * cse.c (fold_rtx): Likewise.
38884         * dojump.c (compare_from_rtx): Likewise.
38885         (do_compare_rtx_and_jump): Likewise.
38886         * integrate.c (subst_constants): Likewise.
38887         * unroll.c (simplify_cmp_and_jump_insns): Likewise.
38889 2004-03-09  Kazu Hirata  <kazu@cs.umass.edu>
38891         * config/m32r/m32r.md: Remove all define_peephole's.
38893 2004-03-09  Alan Modra  <amodra@bigpond.net.au>
38895         * config/rs6000/rs6000.md: Remove trailing whitespace.
38897 2004-03-08  Eric Christopher  <echristo@redhat.com>
38899         * Makefile.in (site.exp): Add libiconv variable definition.
38901 2004-03-09  Hans-Peter Nilsson  <hp@axis.com>
38903         * configure: Regenerate for config/accross.m4 correction.
38905 2004-03-08  Joel Sherrill  <joel@oarcorp.com>
38907         PR target/14480
38908         * config/rs6000/t-rtems: Add missing file on branch.
38910 2004-03-08  Roger Sayle  <roger@eyesopen.com>
38912         PR middle-end/14289
38913         * c-typeck.c (c_mark_addressable): A register variable should
38914         be considered global if its not automatic, i.e. TREE_PUBLIC,
38915         TREE_STATIC or DECL_EXTERNAL.
38916         * function.c (put_var_into_stack): Call abort when placing a
38917         hard register into the stack, if x_parm_reg_stack_loc is NULL.
38919 2004-03-08  Ulrich Weigand  <uweigand@de.ibm.com>
38921         * config/s390/s390.md ("*extendqidi2_short_displ"): Add CC clobber.
38922         ("*extendqisi2_short_displ"): Likewise.
38924 2004-03-08  Kazu Hirata  <kazu@cs.umass.edu>
38926         * config/pdp11/pdp11.c (comparison_operator_index): Remove.
38927         (comp_operator): Likewise.
38928         * config/pdp11/pdp11-protos.h: Remove corresponding
38929         prototypes.
38931 2004-03-08  Eric Botcazou  <ebotcazou@act-europe.fr>
38933         * expr.c (highest_pow2_factor_for_type): Rename into
38934         highest_pow2_factor_for_target.  Use DECL_ALIGN instead of
38935         TYPE_ALIGN when the target is a COMPONENT_REF.
38936         (expand_assignment): Ajust call to highest_pow2_factor_for_type.
38938 2004-03-08  Alan Modra  <amodra@bigpond.net.au>
38940         * config/rs6000/rs6000.c: Formatting fix.
38941         (legitimate_offset_address_p): Correct offset range check.
38943         * config/rs6000/rs6000.c (rs6000_override_options): Don't override
38944         -msoft-float by -mcpu.  Consolidate similar code for MASK_MULTIPLE
38945         and MASK_STRING.
38947 2004-03-07  Aldy Hernandez  <aldyh@redhat.com>
38949         * config/rs6000/rs6000.md (ashrdi3): Do not call ashrdi3_no_power
38950         for little endian.
38951         ("ashrdi3_no_power"): Disable for little endian.
38952         (ashrdi3): Same.
38954 2004-03-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
38956         * fold-const.c (tree_expr_nonnegative_p): Reformat checks for
38957         builtins.
38959 2004-03-08  Hans-Peter Nilsson  <hp@axis.com>
38961         PR target/14471
38962         * configure.ac (Target-specific assembler checks) <cris-*-*>: New
38963         case, checking for -no-mul-bug-abort option.
38964         * configure, config.in: Regenerate.
38965         * doc/invoke.texi (CRIS Options): Document -mmul-bug-workaround
38966         and -mno-mul-bug-workaround.
38967         * config/cris/cris.md ("smulsi3_highpart", "umulsi3_highpart")
38968         ("mulsidi3", "umulsidi3"): Prefix output template with "%!".
38969         ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3"):
38970         Ditto.  Make attribute "slottable" dependent on TARGET_MUL_BUG.
38971         * config/cris/mulsi3.asm (__Mul) [__CRIS_arch_version >= 10]: Make
38972         sure mulu.d is not last on cache-line.
38973         * config/cris/cris.h (ASM_SPEC): Translate -mno-mul-bug-workaround
38974         into -no-mul-bug-abort depending on HAVE_AS_MUL_BUG_ABORT_OPTION.
38975         (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG): New macros.
38976         (TARGET_SWITCHES): New options -mmul-bug-workaround and
38977         -mno-mul-bug-workaround.
38978         (TARGET_DEFAULT): Include TARGET_MASK_MUL_BUG.
38979         (PRINT_OPERAND_PUNCT_VALID_P): Include '!'.
38980         * config/cris/cris.c (cris_operand_extend_operator): Clarify
38981         relation to MULT in head comment.
38982         (cris_op_str): Abort for MULT.
38983         (cris_print_operand) <case '!'>: New case.
38985 2004-03-08  Alan Modra  <amodra@bigpond.net.au>
38987         PR debug/11983
38988         * dwarf2out.c (enum dw_val_class): Rename dw_val_class_float to
38989         dw_val_class_vec.  Replace use throughout file.
38990         (dw_float_const): Delete.
38991         (dw_vec_const): New.
38992         (dw_val_struct_union): Rename val_float to val_vec.  Replace use
38993         throughout file.
38994         (add_AT_vec): Rename from add_AT_float.  Add elt_size param.
38995         (same_dw_val_p): Adjust vec comparison.  Use memcmp.
38996         (size_of_die): Adjust dw_val_class_vec sizing.
38997         (output_die): Output dw_val_class_vec.
38998         (insert_int, extract_int, insert_float): New functions.
38999         (add_const_value_attribute): Use insert_float for CONST_DOUBLE.
39000         Handle CONST_VECTOR.
39001         (add_location_or_const_value_attribute): Handle CONST_VECTOR.
39003 2004-03-07  Aldy Hernandez  <aldyh@redhat.com>
39005         * config/rs6000/rs6000.c (rs6000_parse_abi_options): SPE and
39006         AltiVec abi cannot co-exist.
39008         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Same.
39010 2004-03-07  Jan Hubicka  <jh@suse.cz>
39012         * except.c (emit_to_new_bb_before):  Break fallthru edges.
39014 2004-03-07  Stephane Carrez  <stcarrez@nerim.fr>
39016         * config/m68hc11/m68hc11.md ("*lshrsi3_const"): Disable for 68HC12.
39017         ("*lshrsi3"): Also accept an immediate for 68HC12.
39018         ("*ashrsi3_const"): Likewise.
39019         ("*ashrsi3"): Likewise.
39020         ("*ashlsi3_const"): Likewise.
39021         ("*ashlsi3"): Likewise.
39022         ("cmphi_1_hc12"): Compare two hard register by pushing them and
39023         comparing with a pop; don't use a split for that.
39024         ("cmphi split"): Disable compare split for 68HC12.
39026         * config/m68hc11/m68hc11.c (m68hc11_notice_update_cc): Invalidate
39027         the status operands if they have side effects.
39029 2004-03-07  Kazu Hirata  <kazu@cs.umass.edu>
39031         * defaults.h (LEGITIMIZE_ADDRESS): Provide a default
39032         definition.
39033         * config/arc/arc.h, config/fr30/fr30.h, config/frv/frv.h,
39034         config/h8300/h8300.h, config/ia64/ia64.h,
39035         config/mcore/mcore.h, config/mmix/mmix.h,
39036         config/ns32k/ns32k.h, config/pdp11/pdp11.h,
39037         config/stormy16/stormy16.h, config/v850/v850.h,
39038         config/vax/vax.h (LEGITIMIZE_ADDRESS): Remove.
39039         * doc/tm.texi (LEGITIMIZE_ADDRESS): Mention the default
39040         definition.
39042 2004-03-07  Roger Sayle  <roger@eyesopen.com>
39044         * fold-const.c (fold) <IOR_EXPR>: Fold x | x as x.
39045         <XOR_EXPR>: Fold x ^ x as zero.
39046         <AND_EXPR>: Fold x & x as x.
39048 2004-03-07  Roger Sayle  <roger@eyesopen.com>
39050         * fold-const.c (fold) <EQ_EXPR>: Rewrite optimization to transform
39051         "foo++ == const" into "++foo == const+incr".
39053 2004-03-07  Richard Sandiford  <rsandifo@redhat.com>
39055         * config/mips/mips.c (mips_in_small_data_p): Return false if
39056         TARGET_ABICALLS.
39058 2004-03-06  Stephane Carrez  <stcarrez@nerim.fr>
39060         * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Use 2,-sp to push
39061         the stack register.
39062         (expand_prologue): Don't make an interrupt or a trap handler a far
39063         symbol.
39064         (m68hc11_initial_elimination_offset): Likewise.
39066 2004-03-06  Richard Henderson  <rth@redhat.com>
39068         * config/alpha/alpha.c (alpha_in_small_data_p): False for functions.
39070 2004-03-06  Kazu Hirata  <kazu@cs.umass.edu>
39072         * config/ns32k/ns32k-protos.h: Add a prototype for
39073         ns32k_notice_update_cc.
39074         * config/ns32k/ns32k.c (ns32k_notice_update_cc): New.
39075         * config/ns32k/ns32k.h (NOTICE_UPDATE_CC): Call
39076         ns32k_notice_update_cc.
39078 2004-03-06  Ulrich Weigand  <uweigand@de.ibm.com>
39080         * config/s390/s390.md ("load_multiple", "*load_multiple_di",
39081         "*load_multiple_si"): Allow only if reload_completed.
39082         ("store_multiple", "*store_multiple_di", "*store_multiple_si"):
39083         Likewise.
39085 2004-03-06  Kazu Hirata  <kazu@cs.umass.edu>
39087         * config/vax/vax-protos.h: Add a prototype for
39088         vax_notice_update_cc.
39089         * config/vax/vax.c (vax_notice_update_cc): New.
39090         * config/vax/vax.h (NOTICE_UPDATE_CC): Call
39091         vax_notice_update_cc.
39093 2004-03-06  David Edelsohn  <edelsohn@gnu.org>
39095         * collect2.c (main): Only export initfunc and finifunc if
39096         LD_INIT_SWITCH not defined.
39097         (scan_prog_file): Only export constructors and destructors if
39098         LD_INIT_SWITCH not defined.  Only export symbols not found in
39099         shared objects.
39101 2004-03-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
39103         * pa.md (icacheflush): Reorder operands to make match_scratch operand
39104         last.
39105         * pa.h (INITIALIZE_TRAMPOLINE): Remove unnecessary scratch argument
39106         from calls to gen_icacheflush.
39108 2004-03-06  Richard Henderson  <rth@redhat.com>
39110         * config/alpha/alpha.h (MASK_LONG_DOUBLE_128): New.
39111         (TARGET_LONG_DOUBLE_128): New.
39112         (TARGET_SWITCHES): Add long-double-{128,64}.
39113         (TARGET_HAS_XFLOATING_LIBS): Default to TARGET_LONG_DOUBLE_128.
39114         (LONG_DOUBLE_TYPE_SIZE): Honor TARGET_LONG_DOUBLE_128.
39115         (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New.
39116         (WIDEST_HARDWARE_FP_SIZE): New.
39117         (TARGET_CPU_CPP_BUILTINS): Define __LONG_DOUBLE_128__.
39118         * config/alpha/alpha.c (override_options): Clear MASK_LONG_DOUBLE_128
39119         if TARGET_VAX_FLOAT.
39120         * config/alpha/osf5.h (LONG_DOUBLE_TYPE_SIZE): Remove.
39121         (TARGET_DEFAULT): Set MASK_LONG_DOUBLE_128.
39123 2004-03-06  Richard Henderson  <rth@redhat.com>
39125         * config/alpha/alpha.c (alpha_swapped_comparison_operator): Fix
39126         botched rtx class conversion.
39128 2004-03-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
39130         * tree.h (BUILTIN_EXP10_P, BUILTIN_EXPONENT_P, BUILTIN_SQRT_P,
39131         BUILTIN_CBRT_P, BUILTIN_ROOT_P): New macros.
39133         * builtins.c (fold_builtin_logarithm, fold_builtin): Use new
39134         macros.
39135         * fold-const.c (fold_mathfn_compare, fold): Likewise.
39137 2004-03-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
39139         PR target/14343
39140         * config/i386/i386.md (movv2di_internal): Conditionalize on
39141         TARGET_SSE, not TARGET_SSE2.
39143 2004-03-05  Chris Demetriou  <cgd@broadcom.com>
39145         * config.gcc (mips64orion-*-elf*, mips64orionel-*-elf*): Delete
39146         duplicated line.
39148 2004-03-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
39150         * builtins.c: Consistently use logN not log* in comments.
39152 2004-03-05  Andreas Krebbel  <krebbel1@de.ibm.com>
39154         * rtl.h (mem_expr_equal_p): Function prototype added.
39155         * cfgcleanup.c (merge_memattrs): New function.
39156         (flow_find_cross_jump): Call merge_memattrs for matching insns.
39157         * emit-rtl.c (mem_expr_equal_p): New function.
39159 2004-03-05  Ziemowit Laski  <zlaski@apple.com>
39161         * objc/objc-act.c (synth_module_prologue): Const-qualify
39162         objc_selector type if using the GNU runtime; fix generated
39163         signatures for objc_msg_lookup and objc_msg_lookup_super
39164         to match what GNU ObjC headers provide; reformat and clean up.
39165         (synth_self_and_ucmd_args): Use previously constructed (and
39166         hence possibly const-qualified) objc_selector type.
39168 2004-03-05  Kazu Hirata  <kazu@cs.umass.edu>
39170         * doc/tm.texi (HARD_REGNO_RENAME_OK): Document.
39172 2004-03-05  Jason Merrill  <jason@redhat.com>
39174         * tree.h (TYPE_HASH): Use TYPE_UID.
39175         (TREE_HASH): New macro with old definition of TYPE_HASH.
39176         * tree.c (build_type_attribute_variant): Use iterative_hash_object.
39177         (build_array_type, build_function_type): Likewise.
39178         (build_method_type_directly): Likewise.
39179         (build_offset_type, build_complex_type): Likewise.
39180         (type_hash_list, attribute_hash_list): Likewise. Now static.
39181         * except.c: s/TYPE_HASH/TREE_HASH/.
39183 2004-03-05  Bob Wilson  <bob.wilson@acm.org>
39185         * config/xtensa/xtensa.c (function_arg): Handle 16-byte aligned args.
39186         (xtensa_va_start): Initialize __va_stk to ($arg_ptr - 32).  Adjust
39187         __va_ndx by 2 words when referencing an argument on the stack.
39188         (xtensa_va_arg): Handle 16-byte aligned args.  Adjust __va_ndx by 2
39189         words when an arg on the stack is first seen.
39191 2004-03-05  Paul Brook  <paul@codesourcery.com>
39193         * arm.h (ARM_FLAG_VFP): Remove.
39194         (ARM_FLAG_ATPCS, CIRRUS_FIX_INVALID_INSNS): Renumber.
39195         * netbsd-elf.h (ARM_FLAG_VFP): Remove.
39197 2004-03-05  Paul Brook  <paul@codesourcery.com>
39199         * function.c (assign_parms): Include pretend alignment offset.
39201 2004-03-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
39203         * stor-layout.c (layout_type, case FUNCTION_TYPE): Make size
39204         FUNCTION_BOUNDARY, not POINTER_SIZE * 2.
39206 2004-03-05  Ian Lance Taylor  <ian@wasabisystems.com>
39208         * configure.ac: When passing --enable-languages to subdir
39209         configure when host != build, make sure we don't pass an empty
39210         value.
39211         * configure: Regenerate.
39213 2004-03-05  Nathan Sidwell  <nathan@codesourcery.com>
39215         PR 13577
39216         * gcc.c (cc1_options): Robustify -auxbase-strip from multiple -o
39217         options.
39219 2004-03-05  Paolo Bonzini  <bonzini@gnu.org>
39221         * simplify-rtx.c (simplify_relational_operation): If
39222         flag_wrapv is set, do not move terms between the two
39223         side of a relational operator.
39225 2004-03-05  Paolo Bonzini  <bonzini@gnu.org>
39227         * rtlanal.c: Include target.h and output.h
39228         (rtx_cost, address_cost, default_address_cost): Move from...
39229         * cse.c (rtx_cost, address_cost, default_address_cost):
39230         ... this file.
39231         * rtl.h (rtx_cost, address_cost): Move under rtlanal.c.
39232         * Makefile.in: Adjust dependencies.
39234 2004-03-05  Paolo Bonzini <bonzini@gnu.org>
39236         * cse.c (cse_end_of_basic_block): Make static.
39237         * local-alloc.c (function_invariant_p): Move to
39238         reload1.c.
39239         * loop.c (libcall_other_reg, record_excess_regs):
39240         Make static.
39241         * reload1.c (function_invariant_p): Moved here
39242         from local-alloc.c, made static.
39243         * rtl.h (cse_end_of_basic_block, function_invariant_p,
39244         libcall_other_reg, record_excess_regs): Remove
39245         declarations.
39247 2004-03-05  Kazu Hirata  <kazu@cs.umass.edu>
39249         * config/m32r/m32r.c (signed_comparison_operator): Add a
39250         missing parenthesis.
39252 2004-03-04  Ian Lance Taylor  <ian@wasabisystems.com>
39254         * ggc-common.c (gt_pch_restore): Don't unmap addr unless we are
39255         going to call mmap again.  Read the file into the right place.
39256         Give a fatal error if we have to relocate.
39258 2004-03-04  Bob Wilson  <bob.wilson@acm.org>
39260         * config/xtensa/xtensa.c (xtensa_return_in_msb): New function.
39261         (TARGET_RETURN_IN_MSB): Define to xtensa_return_in_msb.
39263 2004-03-05  Hans-Peter Nilsson  <hp@axis.com>
39265         PR other/14354
39266         * config/fp-bit.c (_fpdiv_parts): Do not round when pack_d would
39267         round the same.  When rounding, clear bits that would cause a
39268         second rounding in pack_d.
39269         (_fpmul_parts): Ditto.  Remove #if 0:d code.
39271 2004-03-04  Ziemowit Laski  <zlaski@apple.com>
39273         PR c++/14425, c++/14426
39274         * config/rs6000/altivec.h (vec_splat_s8, vec_splat_s16,
39275         vec_splat_s32, vec_splat_u8, vec_splat_u16, vec_splat_u32):
39276         Change C++ definitions to accept a 'const int' argument;
39277         the prototypes already do.
39278         * config/rs6000/rs6000.c (rs6000_common_init_builtins):
39279         Rename v4si_ftype_char, v8hi_ftype_char, v16qi_ftype_char,
39280         v4sf_ftype_v4si_char, v4si_ftype_v4sf_char, v4si_ftype_v4si_char,
39281         v8hi_ftype_v8hi_char, v16qi_ftype_v16qi_char,
39282         v16qi_ftype_v16qi_v16qi_char, v8hi_ftype_v8hi_v8hi_char,
39283         v4si_ftype_v4si_v4si_char and v4sf_ftype_v4sf_v4sf_char to
39284         end in ..._int; change them to accept an int instead of a char
39285         as the last parameter.
39287 2004-03-04  Phil Edwards  <phil@codesourcery.com>
39289         * genmultilib:  Change '=' to '-' when translating option names
39290         to directory names.
39292 2004-03-04  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
39294         * expr.c (expand_expr_real, case COMPONENT_REF): Get proper type of
39295         stack slot for temp used for result of BLKmode but in integral mode.
39297 2004-03-04  Jan Hubicka  <jh@suse.cz>
39299         * reload.c (find_reloads): Reorganize if seqeunce to switch.
39301         * cfgrtl.c (rtl_redirect_edge_and_branch):  Set the source BB as dirty.
39302         (cfglayout_redirect_edge_and_branch):  Set the source BB as dirty.
39304 2004-03-04  Steve Ellcey  <sje@cup.hp.com>
39306         * config/ia64/ia64.md (divdf3_internal_thr): Fix algorithm.
39307         * testsuite/gcc.dg/20040303-1.c: New test.
39309 2004-03-04  Steven Bosscher  <stevenb@suse.de>
39311         * ppro.md: Rewrite as a DFA pipeline description.
39312         * i386.md: Remove all uses of the ppro_uops attribute.
39313         * i386.c: (ix86_safe_ppro_uops, ix86_dump_ppro_packet,
39314         ix86_reorder_insn, ix86_sched_reorder_ppro, ix86_sched_init,
39315         ix86_sched_reorder, ix86_variable_issue,
39316         struct ix86_sched_data, TARGET_SCHED_VARIABLE_ISSUE,
39317         TARGET_SCHED_INIT, TARGET_SCHED_REORDER): Remove.
39318         (ia32_use_dfa_pipeline_interface): Add TARGET_PENTIUMPRO.
39319         (ia32_multipass_dfa_lookahead): Add TARGET_PENTIUMPRO.
39320         * athlon.md (athlon_ssecmp_load): Fix comment
39322 2004-03-04  Stuart Hastings  <stuart@apple.com>
39324         * gcc/doc/invoke.texi: Document -mlongcall for Darwin/PPC.
39326 2004-03-04  Stuart Hastings  <stuart@apple.com>
39328         * gcc/config/i386/darwin.h: Darwin/x86 doesn't support CPUs before
39329         686, tell Darwin assembler to allow prefetch insns, non-empty def
39330         of SUBTARGET_OPTION_TRANSLATE_TABLE.
39332 2004-03-04  DJ Delorie  <dj@redhat.com>
39334         PR optimization/14282
39335         * sched-deps.c (sched_analyze_insn): Allow a stack adjustment
39336         between a call and the assignment of its return value.
39338 2004-03-04  Kazu Hirata  <kazu@cs.umass.edu>
39340         * config/h8300/h8300.c: Put a comment for every function.
39342 2004-03-04  Kazu Hirata  <kazu@cs.umass.edu>
39344         * config/h8300/h8300.md: Add comments about peephole2's.
39346 2004-03-04  Steven Bosscher  <stevenb@suse.de>
39348         * i386.h (TARGET_CPU_DEFAULT_nocona): Fix value.
39350 2004-03-04  Jan Hubicka  <jh@suse.cz>
39352         * cfgcleanup.c (thread_jump): Update call of cselib_init.
39353         * cselib.c (cselib_record_memory): New static variable.
39354         (cselib_lookup_mem, cselib_record_set, cselib_record_sets):
39355         Give up on memories when asked for.
39356         (cselib_init): Accept new argument.
39357         * cselib.h (cselib_init): Update prototype.
39358         * gcse.c (local_cprop_pass): Update call of cselib_init.
39359         * loop.c (load_mems): Update call of cselib_init.
39360         * postreload.c (reload_cse_regs_1): Update call of cselib_init.
39361         * sched-deps.c (sched_analyze): Update call of cselib_init.
39363 2004-03-04  David Edelsohn  <edelsohn@gnu.org>
39364             GP <gp@qnx.com>
39366         * config/rs6000/rs6000.c (output_function_profiler): Append @plt
39367         when compiling PIC.
39369 2004-03-04  Josef Zlomek  <zlomekj@suse.cz>
39371         PR/14362
39372         * var-tracking.c (track_expr_p): Do not track variables which
39373         should be ignored for debugging purposes.
39375 2004-03-04  Alan Modra  <amodra@bigpond.net.au>
39377         * real.c (encode_ibm_extended): Don't bother rounding low double.
39378         * c-cppbuiltin.c (builtin_define_float_constants): Tweak MAX
39379         when fmt->pnan < fmt->p.
39381 2004-03-04  Eric Christopher  <echristo@redhat.com>
39383         * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Fix to check
39384         only range of valid arg registers and fixed_regs.
39386 2004-03-04  Alan Modra  <amodra@bigpond.net.au>
39388         PR target/14406
39389         * config/rs6000/rs6000.md (abstf2, abstf2+1): Delete define_insn.
39390         (abstf2, abstf2_internal): New define_expand.
39392 2004-03-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
39394         PR optimization/14235
39395         * expr.c (convert_move): Copy the source to a new pseudo
39396         when converting from a sub-word source to a larger-than-word
39397         register which conflicts with the source.
39399 2004-03-03  Zack Weinberg  <zack@codesourcery.com>
39401         PR 13728
39402         * c-decl.c (diagnose_mismatched_decls): Issue an error for two
39403         parameters with the same name, unless one is a forward decl.
39404         Do not issue a redundant-redeclaration warning for forward
39405         decls of parameters.
39407 2004-03-04  David Edelsohn  <edelsohn@gnu.org>
39409         * doc/install.texi (*-ibm-aix*): Document use of Bash to speed up
39410         configuration.
39412 2004-03-03  Ian Lance Taylor  <ian@wasabisystems.com>
39414         * ggc-zone.c (ggc_pch_write_object): Don't align file pointer.
39416 2004-03-04  Alan Modra  <amodra@bigpond.net.au>
39418         * target-def.h (TARGET_OPTF): Delete.
39419         * c-opts.c (TARGET_OPTF): Define.
39421 2004-03-04  Jan Hubicka  <jh@suse.cz>
39423         * cselib.c (cselib_finish): Fix another miss-application of my previous
39424         patch.
39426 2004-03-03  Mike Stump  <mrs@apple.com>
39428         Add framework support for darwin.
39430         * c-incpath.c: Include target.h and machmode.h.
39431         (add_path): Use a consistent style for cpp_dir.  Initialize
39432         p->construct to 0.
39433         (add_cpp_dir_path): New.
39434         (register_include_chains): Add use of extra_includes callback.
39435         (hook_void_int): Add.
39436         (target_c_incpath): Add.
39437         * c-incpath.h (add_cpp_dir_path): New.
39438         (target_c_incpath_s): Add.
39439         (target_c_incpath): Add.
39440         (C_INCPATH_INIT): Add.
39441         * c-opts.c (c_common_missing_argument,
39442         c_common_handle_option): Add -F argument processing.
39443         * c.opt: Add -F argument processing.
39444         * gcc.c (trad_capable_cpp): Add -F argument processing.
39445         * cppfiles.c (find_file_in_dir): Update to use construct
39446         callback.
39447         (search_path_exhausted, cpp_get_path, cpp_get_buffer,
39448         cpp_get_prev): New.
39449         (_cpp_find_file): Use search_path_exhausted.
39450         (make_cpp_dir): Initialize construct to 0.
39451         * cpplib.h (missing_header_cb
39452         cpp_get_path, cpp_get_buffer, cpp_get_file, cpp_get_prev): New.
39453         (cpp_callbacks): Add missing_header
39454         (cpp_dir): Add construct.
39455         * target-def.h: (TARGET_OPTF): New.
39456         * hooks.c (hook_void_int, hook_void_charptr): Add.
39457         * hooks.h (hook_void_int, hook_void_charptr): Add.
39458         * Makefile.in (c-incpath.o) : Add $(TARGET_H) and
39459         $(MACHMODE_H) dependencies.
39460         * doc/invoke.texi (Darwin Options): Document -F.
39461         * doc/tm.texi (TARGET_EXTRA_INCLUDES): Add.
39462         (TARGET_OPTF): Add.
39463         * fix-header.c (target_c_incpath): Add.
39465         * config/darwin-c.c: Add c-incpath.h include.
39466         (using_frameworks, find_subframework_file,
39467         find_subframework_header, add_system_framework_path,
39468         frameworks_in_use, num_frameworks, max_frameworks,
39469         add_framework, find_framework, struct framework_header,
39470         framework_header_dirs, framework_construct_pathname,
39471         find_subframework_file, add_system_framework_path,
39472         add_framework_path, framework_defaults,
39473         darwin_register_frameworks, find_subframework_header): Add.
39474         * config/darwin.h (TARGET_EXTRA_INCLUDES, TARGET_OPTF): New.
39475         (TARGET_OPTION_TRANSLATE_TABLE): Add -framework support.
39476         (CPP_SPEC): Add __APPLE_CC__ support.
39477         * t-darwin (darwin-c.o): Add c-incpath.h dependency.
39479 2004-03-04  Jan Hubicka  <jh@suse.cz>
39481         * cselib.c (cselib_finish): Fix miss-application of my previous
39482         patch.
39484 2004-03-03  Kazu Hirata  <kazu@cs.umass.edu>
39486         * hooks.c (hook_tree_tree_identity): New.
39487         * hooks.h: Add a prototype for hook_tree_tree_identity.
39488         * stmt.c (expand_asm_operands): Use targetm.md_asm_clobbers
39489         instead of MD_ASM_CLOBBERS.
39490         * system.h (MD_ASM_CLOBBERS): Poison.
39491         * target-def.h (TARGET_MD_ASM_CLOBBERS): New.
39492         (TARGET_INITIALIZER): Add TARGET_MD_ASM_CLOBBERS.
39493         * target.h (gcc_target): Add md_asm_clobbers.
39494         * config/i386/i386.c (TARGET_MD_ASM_CLOBBERS): New.
39495         (ix86_md_asm_clobbers): New.
39496         * config/i386/i386.h (MD_ASM_CLOBBERS): Remove.
39497         * doc/tm.texi (MD_ASM_CLOBBERS): Change to
39498         TARGET_MD_ASM_CLOBBERS.
39500 2004-03-03  Stuart Hastings  <stuart@apple.com>
39502         * gcc/config.gcc: Arrange for Darwin/x86 to build libgcc_eh.a.
39504 2004-03-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
39506         * config/sparc/sparc.c (noov_compare64_op): Fix typo.
39508         * config/sparc/sparc.h (ASM_FLOAT): Delete.
39509         (ASM_DOUBLE): Likewise.
39510         (ASM_LONGDOUBLE): Likewise.
39511         * config/sparc/pbd.h (ASM_INT_OP): Delete.
39513 2004-03-03  Richard Henderson  <rth@redhat.com>
39515         PR opt/13862
39516         * cselib.c (cselib_record_sets): Don't record multiple sets in
39517         asm insns.
39519 2004-03-03  Mostafa Hagog  <mustafa@il.ibm.com>
39521         * common.opt: Add description of the new -fgcse-after-reload flag.
39523         * flags.h (flag_gcse_after_reload): Declaration of global variable.
39525         * gcse.c (reg_used_on_edge ,reg_set_between_after_reload_p,
39526         reg_used_between_after_reload_p, rtx get_avail_load_store_reg,
39527         is_jump_table_basic_block, bb_has_well_behaved_predecessors,
39528         get_bb_avail_insn, hash_scan_set_after_reload,
39529         compute_hash_table_after_reload, eliminate_partially_redundant_loads,
39530         gcse_after_reload, get_bb_avail_insn): New functions to implement
39531         gcse-after-reload.
39532         (gcse_after_reload_main): New function, the main entry point to
39533         gcse-after-reload.
39535         * rtl.h (gcse_after_reload_main): Declaration of the new function.
39537         * opts.c (common_handle_option): Handle the -fgcse-after-reload flag.
39539         * toplev.c (flag_gcse_after_reload): Initialization.
39541         * passes.c (rest_of_handl_gcse2): Call gcse_after_reload_main.
39543         * params.def (PARAM_GCSE_AFTER_RELOAD_PARTIAL_FRACTION,
39544         PARAM_GCSE_AFTER_RELOAD_CRITICAL_FRACTION): New parameters for tuning
39545         the gcse after reload optimization.
39547         * params.h (GCSE_AFTER_RELOAD_PARTIAL_FRACTION,
39548         GCSE_AFTER_RELOAD_CRITICAL_FRACTION): Two macros to access the tuning
39549         parameters.
39551         * doc/invoke.texi: Documentation for the new flag gcse-after-reload.
39553 2004-03-03  Nicolas Pitre <nico@cam.org>
39555         * config/arm/ieee754-df.S (muldf3, divdf3): Fix denormalization of
39556         small negative values.
39558 2004-03-03  Jan Hubicka  <jh@suse.cz>
39560         * cselib.c (hash_table):  Remove GTY marker.
39561         (reg_values): Turn into array.
39562         (used_regs): Likewise.
39563         (n_used_regs): New static variable.
39564         (reg_values_old): Kill.
39565         (clear_table): Update uses of arrays.
39566         (cselib_lookup): Likewise.
39567         (cselib_record_set): Likewise.
39568         (cselib_init): Likewise.
39569         (cselib_finish): Likewise.
39570         (cselib_udpate_varray_sizes): Kill.
39571         * cselib.h (cselib_update_varray_sizes): Kill.
39573 2004-03-03  Paul Brook  <paul@codesourcery.com>
39575         * flow.c (ior_reg_cond, and_reg_cond): Remove stray ")".
39577 2004-03-03  Jan Hubicka  <jh@suse.cz>
39579         * ggc-common.c (ggc_alloc_cleared_stat, ggc_realloc_stat):
39580         Rename from ...; make statistics transparent.
39581         (ggc_alloc_cleared, ggc_realloc_stat): ... these.
39582         (loc_descriptor): New structure.
39583         (hash_descriptor, eq_descriptor, loc_descriptor, cmp_statistics,
39584         add_statistics):
39585         New static function.
39586         (ggc_record_overhead, dump_statistics): New global function.
39587         * ggc-none.c (ggc_alloc_types_stat, ggc_alloc_stat, ggc_alloc_zone_stat,
39588         ggc_alloc_cleared_stat, ggc_realloc_stat, ggc_alloc_typed_stat): Rename
39589         from ...; accept locations
39590         (ggc_alloc_types, ggc_alloc, ggc_alloc_zone, ggc_alloc_cleared,
39591         ggc_realloc, ggc_alloc_typed):  ... this one.
39592         from ...; accept locations
39593         * ggc-page.c (ggc_alloc_typed_stat, ggc_alloc_zone_stat,
39594         ggc_alloc_stat): Rename from ... ; pass locations
39595         * ggc-page.c (ggc_alloc_typed, ggc_alloc_zone, ggc_alloc):
39596         ... this one.
39597         (ggc_alloc_stat): Record overehead.
39598         * ggc.h (ggc_alloc_types, ggc_alloc, ggc_alloc_zone, ggc_alloc_cleared,
39599         ggc_realloc, ggc_alloc_typed):  Turn to macros
39600         (ggc_alloc_types_stat, ggc_alloc_stat, ggc_alloc_zone_stat,
39601         ggc_alloc_cleared_stat, ggc_realloc_stat, ggc_alloc_typed_stat): Declare.
39602         (dump_ggc_loc_satistics, ggc_record_overehead): Declare.
39603         * langhooks.h (lhd_make_node): Declare.
39604         (LANG_HOOKS_MAKE_TYPE): Default to new function,
39605         * langhooks.c (lhd_make_node): New.
39606         * rtl.c (rtx_alloc_stat, swallow_copy_rtx_stat): Rename from ... ; pass
39607         locations.
39608         (rtx_alloc, swallow_copy_rtx): ... this one.
39609         * rtl.h (rtx_alloc, swallow_copy_rtx): Turn to macros.
39610         * rtl.c (rtx_alloc_stat, swallow_copy_rtx_stat): Declare.
39611         * toplpev.c (finalize): Dump stats.
39612         * tree.c (make_node_stat, copy_node_stat, make_tree_vec_stat,
39613         build_tree_list_stat, tree_cons_stat, build?_stat,  build_decl_stat):
39614         Rename from ... ; pass locators.
39615         (make_node, copy_node, make_tree_vec, build_tree_list, tree_cons,
39616         build?,  build_decl): Declare.
39617         * tree.h (make_node_stat, copy_node_stat, make_tree_vec_stat,
39618         build_tree_list_stat, tree_cons_stat, build?_stat,  build_decl_stat):
39619         Declare.
39620         (make_node, copy_node, make_tree_vec, build_tree_list, tree_cons,
39621         build?,  build_decl): New macros.
39622         * Makefile.in (RTL_H, TREE_H): Add statistics.h dependency.
39623         * statistics.h: New file.
39625 2004-03-03  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
39626             Richard Sandiford  <rsandifo@redhat.com>
39628         * config/mips/mips.h (MASK_FIX_SB1): Bump.
39629         (MASK_FIX_R4400, TARGET_FIX_R4400): New macros.
39630         (TARGET_SWITCHES): Add -mfix-r4400 and -mno-fix-r4400.
39631         * config/mips/mips.c (mips_output_division): Fill the branch delay
39632         slot with a nop if TARGET_FIX_R4000.  Extend R4000 workarounds to
39633         TARGET_FIX_R4400.
39634         (mips_output_division): Adjust accordingly.
39635         (override_options): Make -march=r4400 imply -mfix-r4400 by default.
39636         * doc/invoke.texi: Document -mfix-r4400 and new errata workarounds.
39638 2004-03-03  Paolo Bonzini  <bonzini@gnu.org>
39640         * alias.c (rtx_equal_for_memref_p): Use predicates
39641         to test rtx classes and new rtx class codes, possibly
39642         splitting conditionals that tested against '<' and 'o'.
39643         * caller-save.c (save_call_clobbered_regs): Likewise.
39644         * combine.c (contains_muldiv, find_split_point, subst,
39645         combine_simplify_rtx, simplify_if_then_else,
39646         simplify_set, simplify_logical, expand_compound_operation,
39647         make_compound_operation, if_then_else_cond, known_cond,
39648         apply_distributive_law, cached_nonzero_bits,
39649         cached_num_sign_bit_copies, simplify_shift_const,
39650         gen_binary, simplify_comparison, update_table_tick,
39651         record_value_for_reg, get_lsat_value_validate): Likewise.
39652         * cse.c (mention_regs, find_best_addr, find_comparison_args,
39653         fold_rtx, cse_insn, invalidate_memory, cse_basic_block):
39654         Likewise.
39655         * emit-rtl.c (copy_insn_1): Likewise.
39656         * expr.c (force_operand): Likewise.
39657         * final.c (final_scan_insn, get_mem_expr_from_op): Likewise.
39658         * flow.c (notice_stack_pointer_modification_1,
39659         invalidate_mems_from_autoinc, ior_reg_cond, not_reg_cond,
39660         and_reg_cond, elim_reg_cond): Likewise.
39661         * function.c (update_epilogue_consts): Likewise.
39662         * genattrtab.c (attr_rtx_1): Likewise.
39663         * genopinit.c (gen_insn): Likewise.
39664         * integrate.c (subst_constants): Likewise.
39665         * jump.c (reversed_comparison_code_parts,
39666         reversed_comparison_code, delete_related_insns,
39667         rtx_renumbered_equal_p): Likewise.
39668         * local-alloc.c (block_alloc): Likewise.
39669         * loop.c (rtx_equal_for_prefetch_p, maybe_eliminate_biv,
39670         canonicalize_condition): Likewise.
39671         * loop-iv.c (simplify_using_conditions, iv_number_of_iterations):
39672         Likewise.
39673         * optabs.c (add_equal_node, expand_binop): Likewise.
39674         * predict.c (estimate_probability): Likewise.
39675         * ra-debug.c (ra_print_rtx_2op, ra_print_rtx): Likewise.
39676         * recog.c (validate_replace_rtx_1, comparison_operator,
39677         offsettable_address_p, constrain_operands): Likewise.
39678         * reg-stack.c (swap_rtx_condition_1, subst_stack_regs_pat):
39679         Likewise.
39680         * regclass.c (scan_one_insn): Likewise.
39681         * regmove.c (stable_and_no_regs_but_for_p): Likewise.
39682         * regrename.c (kill_autoinc_value): Likewise.
39683         * reload.c (find_reusable_reload, find_reloads,
39684         reg_overlap_mentioned_for_reload_p): Likewise.
39685         * reload1.c (gen_reload, delete_address_reloads_1): Likewise.
39686         * rtl.c (copy_rtx): Likewise.
39687         * rtl.h (CONSTANT_P, INSN_P): Likewise.
39688         * rtlanal.c (commutative_operand_precedence): Likewise.
39689         * sched-deps.c (conditions_mutex_p): Likewise.
39690         * sched-rgn.c (is_cfg_nonregular): Likewise.
39691         * simplify-rtx.c (simplify_gen_binary,
39692         simplify_gen_relational, simplify_replace_rtx,
39693         simplify_unary_operation, simplify_binary_operation,
39694         simplify_ternary_operation, simplify_rtx): Likewise.
39695         * unroll.c (reg_dead_after_loop): Likewise.
39696         * config/alpha/alpha.c (alpha_swapped_comparison_operator,
39697         print_operand): Likewise.
39698         * config/arc/arc.c (proper_comparison_operator): Likewise.
39699         * config/arm/arm.c (arm_arm_address_cost, arm_select_cc_mode):
39700         Likewise.
39701         * config/avr/avr.c (_reg_unused_after): Likewise.
39702         * config/frv/frv.c (frv_ifcvt_modify_tests,
39703         frv_ifcvt_modify_insn, frv_pack_insn): Likewise.
39704         * config/i386/i386.c (ix86_comparison_operator,
39705         ix86_carry_flag_operator, fcmov_comparison_operator,
39706         arith_or_logical_operator, print_operand,
39707         ix86_expand_binary_operator, ix86_binary_operator_ok):
39708         Likewise.
39709         * config/i386/i386.md: Likewise.
39710         * config/ia64/ia64.c (not_postinc_memory_operand,
39711         ia64_print_operand, update_set_flags, errata_emit_nops):
39712         Likewise.
39713         * config/ia64/ia64.h (PREFERRED_RELOAD_CLASS,
39714         CONSTRAINT_OK_FOR_S): Likewise.
39715         * config/ip2k/ip2k.c (mdr_resequence_xy_yx,
39716         mdr_try_move_dp_reload, ip2k_check_can_adjust_stack_ref,
39717         ip2k_xexp_not_uses_reg_for_mem, ip2k_xexp_not_uses_reg_p,
39718         ip2k_composite_xexp_not_uses_reg_p, ip2k_unary_operator):
39719         Likewise.
39720         * config/iq2000/iq2000.c (cmp_op, symbolic_expression_p,
39721         eqne_comparison_operator, signed_comparison_operator):
39722         Likewise.
39723         * config/mips/mips.c (cmp_op, symbolic_expression_p):
39724         Likewise.
39725         * config/mmix/mmix (mmix_foldable_comparison_operator,
39726         mmix_comparison_operator): Likewise.
39727         * config/pa/pa.c (hppa_legitimize_address): Likewise.
39728         * config/rs6000/rs6000.c (stmw_operation,
39729         branch_comparison_operator, trap_comparison_operator,
39730         ccr_bit): Likewise.
39731         * config/rs6000/rs6000.h (SELECT_CC_MODE): Likewise.
39732         * config/s390/s390.c (s390_alc_comparison,
39733         s390_slb_comparison):L Likewise.
39734         * config/sh/sh.c (gen_block_redirect, reg_unused_after):
39735         Likewise.
39736         * config/sparc/sparc.c (eq_or_neq, normal_comp_operator,
39737         noov_compare_op, noov_compare64_op, v9_regcmp_op,
39738         emit_hard_tfmode_operation, reg_unused_after)
39739         * doc/md.texi, doc/rtl.texi: Likewise.
39741         * ra-debug.c: Add 2004 to list of copyright years.
39742         * unroll.c: Likewise.
39744         * combine.c (simplify_logical): Remove dummy test,
39745         (apply_distributive_law): Fix typo in comment.
39746         GET_CODE (x) == AND so x is a commutative binary op.
39747         * jump.c (delete_related_insns): simplify loop
39748         condition, move testing of RTX codes inside the loop.
39749         (rtx_renumbered_equal_p): do not use RTX_CODE.
39750         * rtl.c (rtx_class): Declare as enum rtx_class.
39751         * rtl.def (EQ, NE, UNEQ, LTGT, UNORDERED, ORDERED):
39752         Move to RTX_COMM_COMPARE class.
39753         (HIGH, SYMBOL_REF, LABEL_REF, CONST, CONST_INT, CONST_DOUBLE):
39754         Move to RTX_CONST_OBJ class.
39755         * rtl.h (enum rtx_class): New declaration,
39756         (RTX_OBJ_MASK, RTX_OBJ_RESULT, RTX_COMPARE_MASK,
39757         RTX_COMPARE_RESULT, RTX_ARITHMETIC_MASK, RTX_ARITHMETIC_RESULT,
39758         RTX_BINARY_MASK, RTX_BINARY_RESULT, RTX_COMMUTATIVE_MASK,
39759         RTX_COMMUTATIVE_RESULT, RTX_NON_COMMUTATIVE_RESULT,
39760         RTX_EXPR_FIRST, RTX_EXPR_LAST, UNARY_P, BINARY_P,
39761         ARITHMETIC_P, COMMUTATIVE_ARITHMETIC_P, COMPARISON_P,
39762         SWAPPABLE_OPERANDS_P, NON_COMMUTATIVE_P, COMMUTATIVE_P,
39763         OBJECT_P): New macros.
39764         * config/sparc/sparc.c (noov_compare_op): Remove register
39765         from parameter.
39767 2004-03-03  Kazu Hirata  <kazu@cs.umass.edu>
39769         * target.h: Remove texi jargons in comments.
39771 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39773         * config/h8300/lib1funcs.asm (___fixunssfsi): Change the
39774         threshold to 0x4f.
39776         Revert:
39777         2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
39778         * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
39779         as well.
39780         * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
39781         * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.
39783 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39785         * doc/md.texi (cbranchmode4): New.
39787 2004-03-02  Eric Christopher  <echristo@redhat.com>
39789         * config/mips/mips16.S: Change fixsfsi and fixdfsi to
39790         fix_trunc.
39791         * config/mips/mips.c (mips_init_libfuncs): Change accordingly.
39792         * config/mips/t-elf (LIB1ASMFUNCS): Ditto.
39793         * config/mips/t-isa3264 (LIB1ASMFUNCS): Ditto.
39794         * config/mips/t-r3900 (LIB1ASMFUNCS): Ditto.
39796 2004-03-02  Richard Henderson  <rth@redhat.com>
39798         PR middle-end/11767
39799         * coverage.c (coverage_counter_ref): Set MEM_NOTRAP_P.
39800         * optabs.c (prepare_cmp_insn): Force trapping memories to registers
39801         before the compare, if flag_non_call_exceptions.
39803 2004-03-02  Richard Henderson  <rth@redhat.com>
39805         PR middle-end/14327
39806         * stmt.c (expand_computed_goto): Do do_pending_stack_adjust before
39807         emitting the label, not after.
39809 2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
39811         * config/m68hc11/m68hc11.c (m68hc11_addr_mode): New variable.
39812         (m68hc11_mov_addr_mode): Likewise.
39813         (m68hc11_override_options): Initialize them based on target.
39814         (register_indirect_p): Allow a MEM for indirect addressing modes and
39815         use flags to control what is allowed.
39816         (m68hc11_small_indexed_indirect_p): Use m68hc11_mov_addr_mode for
39817         supported addressing modes.
39818         (m68hc11_register_indirect_p): Use m68hc11_addr_mode.
39819         (go_if_legitimate_address_internal): Likewise.
39820         (m68hc11_indirect_p): Likewise and check the mode.
39821         (print_operand): Allow a (MEM (MEM)) and generate indirect addressing.
39823 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39825         * builtins.c (BUILTIN_SETJMP_FRAME_VALUE): Remove.
39826         (expand_builtin_setjmp_setup): Use
39827         targetm.builtin_setjmp_frame_value instead of
39828         BUILTIN_SETJMP_FRAME_VALUE.
39829         * system.h (BUILTIN_SETJMP_FRAME_VALUE): Poison.
39830         * target-def.h (TARGET_BUILTIN_SETJMP_FRAME_VALUE): New.
39831         (TARGET_INITIALIZER): Add TARGET_BUILTIN_SETJMP_FRAME_VALUE.
39832         * target.h (gcc_target): Add builtin_setjmp_frame_value.
39833         * targhooks.c (default_builtin_setjmp_frame_value): New.
39834         * targhooks.h: Add a prototype for
39835         default_builtin_setjmp_frame_value.
39836         * doc/tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Change to
39837         TARGET_BUILTIN_SETJMP_FRAME_VALUE.
39839 2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
39841         * config/m68hc11/m68hc11.md (move peephole2): New peepholes to optimize
39842         sequences of moves.
39843         (add peepholes): New peepholes to optimize sequences adding small
39844         constants.
39845         (bset peepholes): New peepholes to transform an OR in a bset form
39846         (bclr peepholes): Likewise for bclr form.
39847         (cmp peepholes): New peepholes to avoid register copies when comparing.
39849 2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
39851         * config/m68hc11/m68hc11.md ("*pushdi_internal"): New insn and split
39852         to separate push from moves.
39853         ("*pushdf_internal"): Likewise.
39854         ("*pushsf_internal"): Likewise.
39855         ("*pushsi_internal"): Likewise.
39856         ("movdi_internal"): Use define_insn_and_split; non push operand.
39857         ("movdf_internal"): Likewise.
39858         ("movsf_internal"): Likewise.
39859         ("movsi_internal"): Likewise.
39860         ("*movhi_68hc12", "*addhi3_68hc12"): Fix and tune constraints
39861         ("*addhi3", "*subhi3", "*andhi3_mem", "*iorhi3_mem"): Likewise.
39862         ("*ashlsi3_const1", "*lshrsi3_const1"): Likewise.
39864 2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
39866         * config/m68hc11/m68hc11.md ("tstqi_z_used"): Use define_insn_and_split.
39867         ("cmphi_z_used", "cmpqi_z_used"): Likewise.
39868         ("movstrictsi", "movstricthi", "movstrictqi"): Likewise.
39869         ("anddi3", "andsi3", "iordi3", "iorsi3"): Likewise.
39870         ("xordi3", "xorsi3", "*logicalsi3_zexthi"): Likewise.
39871         ("*logicalsi3_zextqi", "*logicalhi3_zexthi_ashift8"): Likewise.
39872         ("logicalhi3_zexthi", "*logicalsi3_silshr16"): Likewise.
39873         ("*logicalsi3_silshl16", "*logicalsi3_silshl16_zext"): Likewise.
39874         ("*ashldi3_const32", "*ashldi3_const1", "addsi_silshr16"): Likewise.
39875         ("addsi_andshr16", "*ashlsi3_const16_zexthi"): Likewise.
39876         ("*lshrdi3_const32", "*lshrdi_const1"): Likewise.
39878 2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
39880         * config/m68hc11/m68hc11.md (SOFT_TMP_REGNUM): Define.
39881         (SOFT_XY_REGNUM): Define.
39882         (cmp split): Use the above instead of hard coded numbers.
39883         (8-bit op split): No need to check the mode; allow Q_REG.
39884         (ashift split): Adjust the first operand if it uses the SP and we
39885         are pushing the shifted value.
39886         (plus shift split): Fix when a source is in register D+X.
39887         ("doloop_end"): Pass dummy arguments to gen_rtx_NE.
39889 2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
39891         * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix when
39892         comparing with Z register.
39894 2004-03-02  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
39896         * cfgloop.h (struct loop_desc): Removed.
39897         (struct loop): Fields simple, desc and has_desc removed.
39898         (simple_loop_p, count_loop_iterations): Declaration removed.
39899         * cfgloopanal.c (struct unmark_altered_insn_data): Removed.
39900         (unmark_altered, blocks_invariant_registers, unmark_altered_insn
39901         blocks_single_set_registers, invariant_rtx_wrto_regs_p_helper,
39902         invariant_rtx_wrto_regs_p, test_for_iteration, constant_iterations,
39903         simple_loop_exit_p, variable_initial_value, variable_initial_values,
39904         simple_condition_p, simple_increment, count_strange_loop_iterations,
39905         inverse, fits_in_mode_p, simple_loop_p, count_loop_iterations):
39906         Removed.
39907         * loop-iv.c (check_simple_exit, find_simple_exit): Update comments.
39909 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39911         * genattrtab.c: Don't handle MATCH_INSN.
39912         * genrecog.c: Likewise.
39913         * gensupport.c: Likewise.
39914         * rtl.def (match_insn): Remove.
39915         * doc/md.texi (match_insn, match_insn2): Remove.
39917 2004-03-02  Mark Mitchell  <mark@codesourcery.com>
39919         * doc/c-tree.texi (DECL_ASSEMBLER_NAME): Mention that using this
39920         macro results in memory allocation.
39922 2004-03-02  David O'Brien  <obrien@FreeBSD.org>
39924         * config/freebsd-spec.h (FBSD_DYNAMIC_LINKER): Add.
39925         * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Define
39926         %(fbsd_dynamic_linker),
39927         (LINK_SPEC): Use %(fbsd_dynamic_linker), and sync style with
39928         config/i386/freebsd.h
39929         * config/arm/freebsd.h: Ditto.
39930         * config/i386/freebsd.h: Ditto.
39931         * config/i386/freebsd64.h: Ditto.
39932         * config/ia64/freebsd.h: Ditto.
39933         * config/rs6000/sysv4.h: Ditto.
39934         * config/sparc/freebsd.h: Ditto.
39936 2004-03-02  Loren James Rittle  <ljrittle@acm.org>
39938         * gcc/doc/install.texi (*-*-freebsd*): Update target information.
39940 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39942         * rtl.def (define_combine): Remove.
39944 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39946         * config/h8300/h8300.md: Tweak formatting.
39948 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39950         * config/h8300/h8300.md (*cmphi_h8300): Rename to
39951         *cmphi_h8300_znvc.
39952         (*cmphi_h8300hs): Rename to *cmphi_h8300hs_znvc.
39954 2004-03-01  Mark Mitchell  <mark@codesourcery.com>
39956         PR bootstrap/14356
39957         * gcc.c (process_command): Remove const-qualification from argv.
39958         (main): Likewise.
39960 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39962         * config/h8300/h8300.md (pushqi1_h8300hs): Rename to
39963         pushqi1_h8300hs_advanced.  Adjust its caller.
39964         (pushhi1_h8300hs): Rename to pushhi1_h8300hs_advanced.
39965         Adjust its caller.
39967 2004-03-02  Nicolas Roche  <roche@act-europe.fr>
39969         * Makefile.in (install-libgcc, install-multilib): Pass
39970         mkinstalldirs var to libgcc.mk.
39972 2004-03-01  Kazu Hirata  <kazu@cs.umass.edu>
39974         * system.h (DBX_OUTPUT_STANDARD_TYPES): Poison.
39975         * doc/tm.texi (DBX_OUTPUT_STANDARD_TYPES): Remove.
39977 2004-03-01  Kazu Hirata  <kazu@cs.umass.edu>
39979         * config/h8300/h8300.c (gtle_operator): Accept GT and LE.
39980         * config/h8300/h8300.md: Split several peephole2's, each into
39981         two.
39983 2004-03-02  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
39985         * dominance.c (recount_dominator): Handle postdominators.
39987 2004-03-01  Richard Sandiford  <rsandifo@redhat.com>
39989         * config/mips/mips-protos.h (enum mips_symbol_type): Move from mips.h.
39990         (NUM_SYMBOL_TYPES): Likewise.
39991         (SYMBOL_64_HIGH, SYMBOL_64_MID, SYMBOL_64_LOW): New symbol types.
39992         (mips_unspec_address): Declare.
39993         (mips_gotoff_page, mips_gotoff_global): Delete.
39994         * config/mips/mips.h (PREDICATE_CODES): Add general_symbolic_operand.
39995         * config/mips/mips.c (enum mips_symbol_type, NUM_SYMBOL_TYPES): Delete.
39996         (mips_symbolic_constant_p, mips_symbolic_address_p)
39997         (mips_symbol_insns): Handle new symbol types.
39998         (general_symbolic_operand): New predicate.
39999         (mips_unspec_address): Make extern.
40000         (mips_gotoff_page, mips_gotoff_global): Delete.
40001         (override_options): Allow -mabi=64 -mno-abicalls -mexplicit-relocs.
40002         Handle new symbol types.
40003         * config/mips/mips.md (*lea_high64, *lea64): New patterns.
40004         (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_disp[sd]i): Call
40005         mips_unspec_address directly.
40006         * doc/invoke.texi: Remove the -mabi=64 -mno-abicalls exception from
40007         the documentation of -mexplicit-relocs.
40009 2004-03-01  Jeff Law  <law@redhat.com>
40011         * fold-const.c (fold): An equality comparison of a non-weak object
40012         against zero has a known result.  Similarly an equality comparison
40013         of the address of two non-weak, unaliased symbols has a known result.
40015         * ggc-page.c (struct page_entry): New field PREV.
40016         (ggc_alloc): Update PREV field appropriately.
40017         (sweep_pages): Likewise.
40018         (ggc_free): Likewise.  Use PREV field rather than loop to
40019         improve ggc_free performance.
40021 2004-03-01  Richard Sandiford  <rsandifo@redhat.com>
40023         * config/mips/mips.c (mips_output_division): Use the division
40024         instruction to fill the delay slot of a zero check.
40025         (mips_idiv_insns): Adjust accordingly.
40027 2004-03-01  Nathanael Nerode  <neroden@gcc.gnu.org>
40029         * config.gcc: Create a default tmake_file for linux, and use
40030         it in all but two linux clauses.  Comment those two.
40032 2004-03-01  Paolo Bonzini  <bonzini@gnu.org>
40034         * combine.c (try_combine):  Do not refer to is_replaced.
40035         (gen_lowpart_for_combine):  Perverse subregs now have a
40036         more politically correct name.
40037         * cse.c (cse_insn): Likewise.
40038         * jump.c: Fix bogus reference to delete_insn.
40040 2004-02-29  Mark Mitchell  <mark@codesourcery.com>
40042         PR debug/14328
40043         * dwarf2out.c (gen_enumeration_type_die): Output all enumeration
40044         constants as signed values.
40046         PR middle-end/13448
40047         * c-tree.h (readonly_warning): Rename to ...
40048         (readonly_error): ... this.
40049         * c-typeck.c (build_unary_op): Adjust accordingly.
40050         (readonly_warning): Rename to ...
40051         (readonly_error): ... this and issue errors, not warnings.
40052         (build_modify_expr): Call readonly_error, not readonly_warning.
40053         (c_expand_asm_operands): Likewise.
40054         * tree-inline.c (optimize_inline_calls): Do not inline functions
40055         after errors have occurred.
40057 2004-02-29  Nathanael Nerode  <neroden@gcc.gnu.org>
40059         * configure.ac: Rearrange some threading code for clarity;
40060         add section comment.
40061         * configure: Regenerate.
40063 2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
40065         * passes.c, config/frv/frv.c, config/sh/sh.c: Fix comment
40066         typos.
40067         * doc/cppopts.texi: Fix a typo.
40069 2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
40071         * config/i386/i386.md: Fix formatting.
40073 2004-02-29  Nathanael Nerode  <neroden@gcc.gnu.org>
40075         * configure.ac: Add some comments delineating sections of code.
40077         * doc/install.texi: Note that libada uses autoconf 2.57 also.
40079         * doc/install.texi: Fix idiot typo in previous commit.
40081         * doc/install.texi: Update for conversion of intl to autoconf 2.57.
40083 2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
40085         * config/h8300/h8300.md: Add comments about peephole2's.
40087 2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
40089         * config/h8300/h8300.md: Tweak operand numbers of some
40090         peephole2's.
40092 2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
40094         * config/h8300/h8300.md: Tweak comments about peephole2's.
40096 2004-02-29  Waldek Hebisch  <hebisch@math.uni.wroc.pl>
40098         PR middle-end/14203
40099         * function.c (uninitialized_vars_warning): Use DECL_RTL_SET_P
40100         instead of testing whether DECL_RTL is not NULL.
40102 2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
40104         * config/sh/sh.c: Fix formatting.
40106 2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
40108         * config/sh/sh.c: Convert to ISO-C.
40110 2004-02-28  Andrew Pinski  <pinskia@physics.uc.edu>
40112         * c-typeck.c (tagged_types_tu_compatible_p): Fix pasto in
40113         my previous patch.
40115         * config/darwin.h (machopic_finish): Output stub even if the
40116         symbol is already defined.
40118 2004-02-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
40120         * pa64-hpux.h (LIB_SPEC): Fix linking under HP-UX 11.00 with -p and -pg.
40122 2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
40124         * genattr.c (main): Don't define
40125         TRADITIONAL_PIPELINE_INTERFACE or DFA_PIPELINE_INTERFACE.
40126         * system.h (TRADITIONAL_PIPELINE_INTERFACE): Poison.
40127         (DFA_PIPELINE_INTERFACE): Likewise.
40128         * doc/tm.texi (TRADITIONAL_PIPELINE_INTERFACE): Remove.
40129         (DFA_PIPELINE_INTERFACE): Likewise.
40131 2004-02-28  Richard Sandiford  <rsandifo@redhat.com>
40133         * config/mips/mips.md (tstsi, tstdi): Delete.
40135 2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
40137         * config/mips/mips.c (override_options): Remove an obsolete
40138         duplicate definition of the "e" constraint.
40139         * config/mips/mips.h: Update a comment accordingly.
40141 2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
40143         * config/mips/mips.md: Complete the unfinished R4000
40144         multiply/shift errata workaround.  Improve documentation.
40145         (hazard): Use TARGET_FIX_R4000 to decide whether an "imul" instruction
40146         has a hilo hazard.
40147         (mulsi3, mulsi3_internal, mulsi3_r4000): Use TARGET_FIX_R4000.
40148         (muldi3, muldi3_internal): Likewise.
40149         (muldi3_internal2): Remove, replacing with...
40150         (muldi3_mult3, muldi3_r4000): ...these new patterns.
40151         (mulsidi3): Take the errata into account.
40152         (mulsidi3_32bit): Remove, replacing with...
40153         (mulsidi3_32bit_internal, mulsidi3_32bit_r4000): ...these new patterns.
40154         (mulsidi3_64bit, mulsidi3_64bit_parts): Disable if TARGET_FIX_R4000.
40155         (umulsidi3): Take the errata into account.
40156         (umulsidi3_32bit): Remove, replacing with..
40157         (umulsidi3_32bit_internal, umulsidi3_32bit_r4000): ...these patterns.
40158         (umulsi3_highpart, umulsi3_highpart_internal): Disable if
40159         TARGET_FIX_R4000.
40160         (smulsi3_highpart, smulsi3_highpart_internal): Likewise.
40161         (smuldi3_highpart, umuldi3_highpart): Likewise.
40162         * doc/invoke.texi: Document the errata workaround.
40164 2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
40166         * config/mips/mips-protos.h (mips_idiv_insns): Declare.
40167         * config/mips/mips.h (MASK_FIX_SB1): Bump.
40168         (MASK_FIX_R4000, TARGET_FIX_R4000): New macros.
40169         (TARGET_SWITCHES): Add -mfix-r4000 and -mno-fix-r4000.
40170         * config/mips/mips.c (mips_idiv_insns): New function.
40171         (override_options): Make -march=r4000 imply -mfix-r4000 by default.
40172         (mips_output_division): Add a workaround for the R4000 divide/shift
40173         errata.
40174         * config/mips/mips.md (length): Use mips_idiv_insns() to calculate
40175         the length of an "idiv" instruction.
40176         * doc/invoke.texi: Document the new switches.
40178 2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
40180         * doc/tm.texi (IS_COSTLY_DEPENDENCE): Change to
40181         TARGET_SCHED_IS_COSTLY_DEPENDENCE.
40183 2004-02-28  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
40185         PR optimization/14229
40186         * cfgrtl.c (rtl_tidy_fallthru_edge): Do not fail for !onlyjump jump.
40188 2004-02-28  Eric Botcazou  <ebotcazou@act-europe.fr>
40190         * fold-const.c (fold): Strip NOPs that change the signedness
40191         for RSHIFT too.  Expand comment.
40193 2004-02-27  Ian Lance Taylor  <ian@wasabisystems.com>
40195         PR optimization/7871
40196         * flow.c (mark_set_1): Don't add LOG_LINKS for global registers
40197         from or to call insns.
40199 2004-02-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
40201         PR optimization/7871
40202         * flow.c (propagate_one_insn): Interpret calls as setting global
40203         registers, not merely clobbering them.
40205 2004-02-27  Dale Johannesen  <dalej@apple.com>
40207         * config/darwin.c (machopic_output_possible_stub_label):  Remove.
40208         config/darwin-protos.h:  Ditto.
40209         config/darwin.h:  Remove call to it.
40210         * combine.c (distribute_notes): Do not place a REG_DEAD note
40211         when value is both set and used.
40213 2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
40215         * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
40216         as well.
40217         * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
40218         * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.
40220 2004-02-27  Andrew Pinski  <apinski@apple.com>
40222         * c-typeck.c (tagged_types_tu_compatible_p) <ENUMERAL_TYPE>:
40223         Speedup common case of the type values being in the same order.
40225 2004-02-27  Steve Ellcey  <sje@cup.hp.com>
40227         * config/ia64/ia64.h (no-inline-float-divide): New option.
40228         * config/ia64/ia64.h (no-inline-int-divide): New option.
40229         * config/ia64/ia64.h (no-inline-sqrt): New option.
40230         (TARGET_DEFAULT): Add MASK_INLINE_FLOAT_DIV_THR to define.
40231         * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
40232         * config/ia64/ia64.c (ia64_override_options): Modify error
40233         checking for inlined division/sqrt.
40235 2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
40237         * bb-reorder.c, cfgbuild.c, diagnostic.c, explow.c, profile.c,
40238         ra-build.c, read-rtl.c, tracer.c, unwind-dw2-fde-glibc.c,
40239         value-prof.c, config/darwin-protos.h, config/frv/frv-abi.h,
40240         config/i386/pmmintrin.h, config/pa/pa-hpux.h: Update
40241         copyright.
40243 2004-02-27  Paul Brook  <paul@codesourcery.com>
40245         * function.c (assign_parms): Don't count pretend args for alignment.
40247 2004-02-27  Richard Henderson  <rth@redhat.com>
40249         * passes.c: New file.
40250         * Makefile.in (OBJS-common): Add it.
40251         * diagnostic.c (rtl_dump_and_exit): Move decl ...
40252         * flags.h (rtl_dump_and_exit): ... here.
40253         * output.h (size_directive_output, last_assemble_variable_decl):
40254         Move from toplev.c.
40255         * rtl.h (reg_alloc): Move from toplev.c.
40256         * toplev.c (HAVE_conditional_execution, DUMPFILE_FORMAT,
40257         struct dump_file_info, enum dump_file_index, dump_file_tbl,
40258         open_dump_file, close_dump_file, rest_of_decl_compilation,
40259         rest_of_type_compilation, rest_of_handle_final,
40260         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
40261         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
40262         rest_of_handle_new_regalloc, rest_of_handle_old_regalloc,
40263         rest_of_handle_regrename, rest_of_handle_reorder_blocks,
40264         rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_regmove,
40265         rest_of_handle_tracer, rest_of_handle_if_conversion,
40266         rest_of_handle_if_after_combine, rest_of_handle_web,
40267         rest_of_handle_branch_prob,
40268         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
40269         rest_of_handle_addressof, rest_of_handle_sibling_calls,
40270         rest_of_handle_jump_bypass, rest_of_handle_inlining,
40271         rest_of_handle_null_pointer, rest_of_handle_combine,
40272         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
40273         rest_of_handle_gcse, rest_of_handle_loop_optimize,
40274         rest_of_handle_loop2, rest_of_compilation): Move to passes.c.
40275         (decode_d_option): Use enable_rtl_dump_file.
40276         (compile_file, finalize, do_compile): Move profile+combine+graph
40277         cleanup to finish_optimization_passes.
40278         * toplev.h (init_optimization_passes, finish_optimization_passes,
40279         enable_rtl_dump_file): Declare.
40281 2004-02-27  Eric Botcazou  <ebotcazou@act-europe.fr>
40282             Roger Sayle  <roger@eyesopen.com>
40284         * fold-const.c (fold): Revert 2004-02-25 change.  Use the original
40285         operands to build a tree with swapped operands.
40286         * expr.c (expand_expr_real) <MAX_EXPR>: Consistently use the
40287         'unsignedp' predicate to specify the signedness.
40289 2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
40291         * c-decl.c, c-ppoutput.c, combine.c, cppfiles.c, dwarf2out.c,
40292         expr.c, fold-const.c, gcc.c, haifa-sched.c, loop-iv.c,
40293         params.def, read-rtl.c, rtl.c, rtlanal.c, toplev.c: Fix
40294         comment typos and formatting.  Follow spelling conventions.
40296 2004-02-26  Aldy Hernandez  <aldyh@redhat.com>
40298         * config/rs6000/rs6000.md: Add fixuns_truncsfsi2 and
40299         fix_truncsfsi2.
40301         * config/rs6000/spe.md: Delete spe_efsctuiz.
40302         Add spe_fixuns_truncsfsi2.
40303         Add spe_fix_truncsfsi2.
40305 2004-02-26  Eric Christopher  <echristo@redhat.com>
40307         * c-lex.c (c_lex_string_translate): New variable.
40308         (lex_string): Use to determine string translation.
40309         * c-pragma.h: Prototype.
40310         * c-parse.in (start_string_translation): New. Set above.
40311         (stop_string_translation): Ditto.
40312         (attribute, attribute_list, asm_def, asm_stmt,
40313         asm_operand): Use above functions.
40314         * cp/parser.c (cp_parser_declaration): Translate strings
40315         unless token is RID_EXTERN. Set c_lex_string_translate
40316         for recursive use.
40317         (cp_parser_asm_definition): Only translate argument strings
40318         to asms.
40319         (cp_parser_asm_operand_list): Ditto.
40320         (cp_parser_attribute_list): Do not translate attribute strings.
40322 2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
40324         * stmt.c (expand_start_case_dummy): Remove.
40325         * tree.h: Remove the corresponding prototype.
40327 2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
40329         * builtins.c (apply_args_register_offset): Remove.
40330         * tree.h: Remove the corresponding prototype.
40332 2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
40334         * stor-layout.c (is_pending_size): Remove.
40335         * tree.h: Remove the corresponding prototype.
40337 2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
40339         * recog.c (validate_replace_src): Remove.
40340         * recog.h: Remove the corresponding prototype.
40342 2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
40344         * calls.c: Don't reference FINAL_REG_PARM_STACK_SPACE or
40345         MAYBE_REG_PARM_STACK_SPACE.
40346         * function.c: Likewise.
40347         * system.h (FINAL_REG_PARM_STACK_SPACE): Poison.
40348         (MAYBE_REG_PARM_STACK_SPACE): Likewise.
40349         * doc/tm.texi (FINAL_REG_PARM_STACK_SPACE): Remove.
40350         (MAYBE_REG_PARM_STACK_SPACE): Likewise.
40352 2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
40354         * c-decl.c (c_expand_deferred_function): Remove.
40355         * c-tree.h: Remove the corresponding prototype.
40357 2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
40359         * postreload.c (reload_cse_move2add): Generate just a PLUS
40360         instead of an entire SET.
40362 2004-02-26  Jan Hubicka  <jh@suse.cz>
40364         * config.gcc: Add support for nocoma/prescott/pentium-m/pentium3m
40365         /pentium4m.
40366         * i386.c (override_options): Add support for new CPUs.
40367         * i386.h (TARGET_CPU_DEFAULT_NAMES): New names.
40368         (TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_pentium4e): New
40369         constants.
40370         * invoke.texi: Extend documentation of -mtune/-march for new CPUs.
40372 2004-02-26  Bob Wilson  <bob.wilson@acm.org>
40374         * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define __xtensa__.
40376 2004-02-26  Eric Botcazou  <ebotcazou@act-europe.fr>
40378         * config/sparc/sparc-protos.h (sparc_emit_floatunsdi): Add 'mode'.
40379         (sparc_emit_fixunsdi): New prototype.
40380         * config/sparc/sparc.c (sparc_emit_floatunsdi): Use 'mode' argument.
40381         (sparc_emit_fixunsdi): New function.
40382         * config/sparc/sparc.md (floatunsdisf2): Use 'general_operand' for
40383         operand 1.  Pass SFmode to sparc_emit_floatunsdi.
40384         (floatunsdidf2): Use 'general_operand' for operand 1.  Pass DFmode
40385         to sparc_emit_floatunsdi.
40386         (fixuns_truncsfdi2): New expander.
40387         (fixuns_truncdfdi2): Likewise.
40389 2004-02-26  Alan Modra  <amodra@bigpond.net.au>
40391         * gcse.c (delete_null_pointer_checks_1): Do not delete CC setter
40392         unless HAVE_cc0.
40394 2004-02-25  Richard Henderson  <rth@redhat.com>
40396         * explow.c (force_reg): Call mark_reg_pointer as appropriate.
40397         * config/alpha/alpha.c (alpha_emit_conditional_branch): Don't
40398         use (op0-op1) == 0 if op0 is a pointer.
40399         * config/alpha/alpha.md (cmpdi): Use some_operand.
40400         (three comparison combine splits): Remove.
40402 2004-02-25  Richard Henderson  <rth@redhat.com>
40404         PR c/12794
40405         * c-common.c (handle_alias_attribute): Reject the attribute if
40406         current_function_decl is set.
40408 2004-02-25  Kelley Cook  <kcook@gcc.gnu.org>
40410         * config.gcc: Add comment describing extra_gcc_objs.
40411         i[34567]86-*-cygwin*): Replace host_extra_gcc_objs with extra_gcc_objs.
40412         * configure.ac (extra_gcc_objs): New substitution variable.
40413         (host_extra_gcc_objs): Don't substitute.
40414         * configure: Regenerate.
40415         * Makefile.in: Use extra_gcc_objs.
40417 2004-02-25  Kelley Cook  <kcook@gcc.gnu.org>
40419         * doc/contrib.texi: Add an entry for myself.
40421 2004-02-25  Jan Hubicka  <jh@suse.cz>
40423         * basic-block.h (make_eh_edge, break_superblocks): Declare.
40424         * cfgbuild.c (make_eh_edge):  Make global.
40425         * cfglayout.c (break_superblocks): Likewise; fix memory leak.
40426         * except.c (build_post_landing_pads, connect_post_landing_pads,
40427         dw2_build_landing_pads, sjlj_emit_function_enter,
40428         sjlj_emit_function_exit, sjlj_emit_dispatch_table,
40429         sjlj_build_landing_pads): Update CFG.
40430         (emit_to_new_bb_before): New function.
40431         (finish_eh_generation): Do not rebuild the CFG.
40433 2004-02-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
40435         * config.gcc (hppa*-*-*, parisc*-*-*): Add MASK_BIG_SWITCH to all
40436         target_cpu_default defines.
40437         * pa-hpux.h (TARGET_DEFAULT): Add MASK_BIG_SWITCH to define.
40438         * pa.h (TARGET_DEFAULT): Likewise.
40440 2004-02-25  Eric Botcazou  <ebotcazou@act-europe.fr>
40442         * fold-const.c (fold): Treat MAX_EXPR and MIN_EXPR like
40443         comparisons with regard to signedness.
40445 2004-02-25  Richard Earnshaw  <rearnsha@arm.com>
40447         * arm.c (thumb_legitimize_address): New function.
40448         * arm-protos.h: Prototype it.
40449         * arm.h (THUMB_LEGITIMIZE_ADDRESS): Define.
40450         (LEGITIMIZE_ADDRESS): Use it.
40452 2004-02-25  J"orn Rennecke <joern.rennecke@superh.com>
40454         * reload1.c (reload): Only spill eliminable register with multiple
40455         adjacent elimination alternatives if all alternatives fail.
40457 2004-02-25  Richard Earnshaw  <rearnsha@arm.com>
40459         * arm.c (arm_legitimate_index_p): For QImode the range of an offset
40460         is -4095...+4095 inclusive.
40462 2004-02-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
40464         * doc/install.texi (sparc-sun-solaris2* specific notes): Document
40465         the bootstrap failure with Sun CC 5.4 and 5.5.
40467 2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>
40469         * cse.c (cse_change_cc_mode_insns): Stop at any instruction
40470         which modifies NEWREG.
40471         (cse_condition_code_reg): Update the mode of CC_REG in
40472         CC_SRC_INSN on our own.
40474 2004-02-24  Michael Matz  <matz@suse.de>
40476         * config/i386/i386.c (ix86_comp_type_attributes): Check for
40477         regparm attributes.
40479 2004-02-24  Richard Henderson  <rth@redhat.com>
40481         * toplev.c (dump_file_tbl): Rename from dump_file.
40482         * bb-reorder.c, bt-load.c, cfgcleanup.c, cfglayout.c, cfgloopanal.c,
40483         cfgloopmanip.c, cfgrtl.c, config/arm/arm.c, config/frv/frv.c,
40484         config/i386/i386.c, config/ia64/ia64.c, config/mips/mips.c,
40485         config/sh/sh.c, cse.c, flow.c, ifcvt.c, loop-iv.c, loop-unroll.c,
40486         loop-unswitch.c, output.h, predict.c, profile.c, ra-build.c,
40487         ra-colorize.c, ra-debug.c, ra-rewrite.c, ra.c, regrename.c, reload1.c,
40488         toplev.c, tracer.c, value-prof.c, var-tracking.c, web.c:
40489         s/rtl_dump_file/dump_file/g.
40491 2004-02-24  Aldy Hernandez  <aldyh@redhat.com>
40493         * config/rs6000/spe.md (spe_fix_truncsfsi2): Delete.
40494         (spe_fixuns_truncsfsi2): Delete.
40496         * config/rs6000/rs6000.md (fix_truncsfsi2): Delete.
40497         (fixuns_truncsfsi2): Delete.
40499 2004-02-24  Josef Zlomek  <zlomekj@suse.cz>
40501         PR/14240
40502         * rtlanal.c (replace_label): Fix replacing labels in constant pool.
40504 2004-02-24  Geoffrey Keating  <geoffk@apple.com>
40506         * config/darwin.h (TARGET_HAS_F_SETLKW): Define.
40508 2004-02-24  Jason Merrill  <jason@redhat.com>
40510         * tree.c (check_qualified_type): New fn.
40511         (get_qualified_type): Use it.  If type already has the desired
40512         quals, just return it.
40513         * tree.h: Declare it.
40515 2004-02-24  Sanjiv Kumar Gupta  <sanjivg@noida.hcltech.com>
40517         * target-def.h (TARGET_SCHED_INIT_GLOBAL,
40518         TARGET_SCHED_FINISH_GLOBAL): New macros.
40520         * target.h (md_init_global, md_finish_global): Function
40521         declarations corresponding to new target macros.
40523         * haifa-sched.c (sched_init, sched_finish): Allow target to
40524         call the new schedular hooks.
40526         * flow.c (recompute_reg_usage): Add PROP_DEATH_NOTES flag in
40527         call to update_life_info.
40529         * config/sh/sh.h (OVERRIDE_OPTIONS): Re-enable
40530         flag_schedule_insns for SH4.
40532         * config/sh/sh.c (sh_md_init_global, sh_md_finish_global,
40533         find_set_regmode_weight, find_insn_regmode_weight,
40534         find_regmode_weight), sh_md_init, sh_dfa_new_cycle,
40535         sh_variable_issue, high_pressure, ready_reorder,
40536         rank_for_reorder, swap_reorder, sh_reorder, sh_reorder2): New
40537         functions used to throttle the insn movement in first
40538         scheduling pass for SH.
40540         * gcc/doc/tm.texi: Document TARGET_SCHED_INIT_GLOBAL and
40541         TARGET_SCHED_FINISH_GLOBAL.
40543 2004-02-24  Alexandre Oliva  <aoliva@redhat.com>
40545         Implement FR-V FDPIC ABI support for frv-uclinux and frv-linux.
40546         2004-02-05  Alexandre Oliva  <aoliva@redhat.com>
40547         * config/frv/frv.c (frv_emit_movsi): Use GOT relocations for
40548         symbols in sections named by the user.
40549         2004-01-30  Alexandre Oliva  <aoliva@redhat.com>
40550         * config/frv/linux.h (TARGET_OS_CPP_BUILTINS): New.
40551         2004-01-27  Alexandre Oliva  <aoliva@redhat.com>
40552         * config.gcc (frv-*-*linux*): Handle like *-*-linux*.
40553         * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove, obviated by
40554         the above.
40555         2004-01-20  Alexandre Oliva  <aoliva@redhat.com>
40556         * config/frv/frv.md (symGOT2reg_hilo, symGOTOFF2reg_hilo): Add
40557         one more pseudo to further improve code generation.
40558         2004-01-19  Alexandre Oliva  <aoliva@redhat.com>
40559         * config/frv/frv.md (movdi_ldd): Introduce explicit indirection
40560         inside UNSPEC.
40561         2004-01-16  Alexandre Oliva  <aoliva@redhat.com>
40562         * config/frv/frv.c (frv_legitimate_address_p): Added
40563         allow_double_reg_p argument.  Adjust all callers.  Use it to
40564         decide whether to enable double-register indirect addressing.
40565         (frv_funcdesc_alias_set): Remove.
40566         (frv_expand_fdpic_call): Force non-SYMBOL_REF operand into
40567         register.  Emit movdi_ldd.
40568         (ldd_address_operand): New.
40569         * config/frv/frv-protos.h (frv_legitimate_address_p): Adjust.
40570         * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
40571         (PREDICATE_CODES): Add ldd_address_operand.
40572         * config/frv/frv.md (movdi_ldd): New.
40573         (symGOT2reg_hilo, symGOTOFF2reg_hilo): Use separate pseudo for
40574         intermediate computations if possible.
40575         (symGOTOFF2reg_i): Fix harmless typo.
40576         2003-12-18  Alexandre Oliva  <aoliva@redhat.com>
40577         * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Cast
40578         relocated p_vaddr to vaddr type.
40579         * config/frv/frv-protos.h (frv_expand_fdpic_call): Return void.
40580         * config/frv/frv.c (frv_get_funcdesc_alias_set): New.
40581         (frv_expand_fdpic_call): Propagate incoming MEM's expr to funcdesc
40582         MEM, or use a funcdesc alias set.  Use regular move instead of
40583         ldd.
40584         (dbl_memory_one_insn_operand): Recognize function descriptors by
40585         type or by alias set, and don't split them.
40586         * config/frv/frv.md (call, call_value): Never use call_internal
40587         for fdpic.
40588         (call_internal, call_value_internal): Never match for FDPIC.
40589         (call_fdpicdi, call_fdpicsi, call_value_fdpicdi,
40590         call_value_fdpicsi): Require FDPIC.
40591         (ldd): Removed.
40592         2003-12-17  Alexandre Oliva  <aoliva@redhat.com>
40593         * config/frv/frv.h (CRT_GET_RFIB_DATA): Define for __FRV_FDPIC__.
40594         * unwind-dw2-fde-glibc.c: Don't include elf-fdpic.h any more.
40595         (_Unwind_IteratePhdrCallback): Adjust type of load_base for FRV
40596         FDPIC.  Compute data base address.
40597         * config/frv/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Enable -mfdpic
40598         before the other self-specs are processed.
40599         * config/frv/t-linux (CRTSTUFF_T_CFLAGS, TARGET_LIBGCC2_CFLAGS):
40600         Build with -fPIC.
40601         2003-12-15  Alexandre Oliva  <aoliva@redhat.com>
40602         * unwind-dw2-fde-glibc.c: Don't include bits/elf-fdpic.h if
40603         inhibit_libc is defined.
40604         2003-12-12  Alexandre Oliva  <aoliva@redhat.com>
40605         * unwind-dw2-fde-glibc.c: Include bits/elf-fdpic.h for
40606         __FRV_FDPIC__.
40607         (__RELOC_POINTER): Define.
40608         (_Unwind_IteratePhdrCallback): Use it.
40609         * config/frv/frv.h (Twrite): Define.
40610         (TRANSFER_FROM_TRAMPOLINE): Use it.
40611         * config/frv/linux.h (INVOKE__main): Undefine.
40612         (Twrite): Override.
40613         2003-12-05  Richard Sandiford  <rsandifo@redhat.com>
40614         * doc/invoke.texi (-mlong-calls, -mlinked-fp): Document FRV options.
40615         (-mlibrary-pic): Emphasize that this option generates EABI code.
40616         (-mcpu): Add fr550.
40617         (-mpack): Remove.
40618         2003-11-30  Alexandre Oliva  <aoliva@redhat.com>
40619         * config/frv/frv.c (int_2word_operand): Reject LABELs, SYMBOL_REFs
40620         and CONSTs in FDPIC mode.
40621         * gcc/config.gcc (with_cpu): Default to fr400 on frv-*-*linux*.
40622         2003-11-29  Richard Sandiford  <rsandifo@redhat.com>
40623         * config/frv/frv.c (move_source_operand): Don't accept symbolic
40624         constants.
40625         * config/frv/frv.md (*movhi_internal, *movsi_internal): Use an 'n'
40626         rather than 'i' constraint for the 2-instruction alternative.
40627         (*movsi_2word): New, incorporating existing int_2word_operand splitter.
40628         2003-11-29  Richard Sandiford  <rsandifo@redhat.com>
40629         * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Q): Renamed from
40630         EXTRA_CONSTRAINT_FOR_Y.
40631         (EXTRA_CONSTRAINT): Remove handling of 'Y'.
40632         * config/frv/frv.md (*movsi_internal): Remove 'Q' constraint.
40633         (addsi3): Change 'Y' constraint to 'Q'.
40634         2003-11-27  Richard Sandiford  <rsandifo@redhat.com>
40635         * reload.c (CONST_POOL_OK_P): New macro.
40636         (find_reloads): Use it to decide whether a constant can be forced
40637         into memory.
40638         * config/frv/frv.h (LEGITIMATE_PIC_OPERAND_P): Return true if the
40639         constant satisfies got12_operand.
40640         (frv_cannot_force_const_mem): Always return true for TARGET_FDPIC.
40641         (frv_legitimate_address_p): Check for valid unspec offsets using
40642         got12_operand rather than frv_legitimate_fdpic_operand_p.
40643         (frv_legitimate_fdpic_operand_p): Delete.
40644         (frv_emit_movsi): Abort if we try to use the FDPIC register during
40645         or after reload.
40646         (frv_legitimate_constant_p): Return LEGITIMATE_PIC_OPERAND_P if
40647         TARGET_FDPIC.
40648         * config/frv/frv.md (*movdf_double): Add alternatives for CONST_DOUBLE.
40649         2003-11-19  Richard Sandiford  <rsandifo@redhat.com>
40650         * config/frv/frv-protos.h (fdpic_operand, fdpic_got12_operand)
40651         (frv_fdpic_fptr_operand): Don't declare here.
40652         * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Y): Call got12_operand
40653         rather than fdpic_got12_operand.
40654         (PREDICATE_CODES): Remove symbolic_operand entry.  Add entries for
40655         got12_operand and const_unspec_operand.
40656         * config/frv/frv.c (got12_operand): Renamed from fdpic_got12_operand.
40657         (gpr_or_int12_operand, dbl_memory_one_insn_operand): Update calls.
40658         (symbolic_operand): Remove.
40659         (const_unspec_operand): New predicate.
40660         * config/frv/frv.md (*movsi_got): Use got12_operand.
40661         (*movsi_high_got, *movsi_lo_sum_got): Use const_unspec_operand.
40662         2003-11-18  Richard Sandiford  <rsandifo@redhat.com>
40663         * config/frv/frv-protos.h (frv_output_addr_const_extra): Remove.
40664         * config/frv/frv.h (OUTPUT_ADDR_CONST_EXTRA): Remove definition.
40665         * config/frv/frv.c (frv_unspec): New structure.
40666         (frv_small_data_reloc_p, frv_const_unspec_p): New functions.
40667         (frv_print_operand_memory_reference): Use frv_const_unspec_p to
40668         validate CONST indices.  Use frv_output_const_unspec to print them.
40669         (frv_print_operand): Update call to unspec_got_name.  Use
40670         frv_output_const_unspec to print constant unspecs.
40671         (frv_legitimate_fdpic_operand_p): Return true if frv_const_unspec_p.
40672         Reject UNSPECs otherwise.
40673         (unspec_got_name): Take the relocation number as argument, not an
40674         rtx containing it.
40675         (frv_output_addr_const_extra): Remove, replacing with...
40676         (frv_output_const_unspec): ...this new function.
40677         (frv_find_base_term): Use frv_const_unspec_p & frv_small_data_reloc_p.
40678         (gpr_or_int12_operand): Use fdpic_got12_operand.
40679         (dbl_memory_one_insn_operand): Likewise.
40680         (fdpic_got12_operand): Use frv_const_unspec_p.
40681         (frv_emit_movsi): Use frv_const_unspec_p to check for CONSTs that
40682         are already legitimate.  Use frv_small_data_reloc_p when deciding
40683         whether to use HIGH/LO_SUM for R_FRV_GOTOFF12 and R_FRV_GPREL12.
40684         2003-11-18  Alexandre Oliva  <aoliva@redhat.com>
40685         * config/frv/t-linux (SHLIB_MAPFILES): Override so as to export...
40686         * config/frv/libgcc-frv.ver: ... frv-specific symbols.  New file.
40687         * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
40688         label, for real this time.
40689         * config/frv/frv.c (frv_local_funcdesc_p): Update to new
40690         representation of visibility.
40691         (fdpic_got12_operand, symbolic_operand): Mark unused arguments as
40692         such.
40693         2003-11-17  Richard Sandiford  <rsandifo@redhat.com>
40694         * config/frv/frv.h (MASK_LINKED_FP, TARGET_LINKED_FP): New macros.
40695         (TARGET_SWITCHES): Add -mlinked-fp and -mno-linked-fp.
40696         * config/frv/frv.c (frv_override_options): Set MASK_LINKED_FP unless
40697         it was explicitly disabled.
40698         (frv_stack_info): There is no need to save the link register in every
40699         frame unless TARGET_LINKED_FP is true.
40700         (frv_frame_pointer_required): If !TARGET_LINKED_FP, only require a
40701         frame pointer if the stack pointer might change value.
40702         (frv_return_addr_rtx): Check and process "count" argument.
40703         2003-11-14  Richard Sandiford  <rsandifo@redhat.com>
40704         * config/frv/frv-protos.h (frv_legitimize_address): Remove.
40705         (frv_find_base_term): Declare.
40706         * config/frv/frv.h (LEGITIMIZE_ADDRESS): Do nothing.
40707         (FIND_BASE_TERM): Define.
40708         (PREDICATE_CODES): Remove pic_register_operand, pic_symbolic_operand,
40709         small_data_register_operand, small_data_symbolic_operand.  Add
40710         symbolic_operand.
40711         * config/frv/frv.c (const_small_data_p, plus_small_data_p): Delete.
40712         (frv_print_operand_memory_reference, output_move_single): Remove
40713         special handling for unlegitimized sdata addresses.
40714         (frv_legitimate_address_p): Don't allow sums of SDA_BASE_REG
40715         and symbolic addresses.
40716         (frv_legitimize_address, frv_legitimize_fdpic_address): Delete.
40717         (frv_find_base_term): New function.
40718         (int_2word_operand): Check specifically for symbolic address constants.
40719         (pic_register_operand, pic_symbolic_operand): Delete.
40720         (small_data_register_operand, small_data_symbolic_operand): Delete.
40721         (dbl_memory_one_insn_operand): Don't call plus_small_data_p.
40722         Allow UNSPEC_GOT constants if !TARGET_FDPIC.
40723         (move_source_operand): Only accept CONSTs if they're a two-insn
40724         symbolic constant.
40725         (fdpic_got12_operand): Don't require TARGET_FDPIC.
40726         (frv_emit_movsi): Legitimize sdata and -mlibrary-pic addresses
40727         using gen_symGOTOFF2reg*.
40728         (frv_ifcvt_rewrite_mem): Remove (plus gr16 ...) special cases.
40729         (frv_rtx_costs): Give all MEM addresses a cost of 0.  Give MEMs
40730         themselves a cost of 3 insns.
40731         * config/mips/mips.md (*movsi_got): Allow for !TARGET_FDPIC too.
40732         Change predicate to symbolic_operand.
40733         (*movsi_high_got, *movsi_lo_sum_got): Likewise.
40734         (*movsi_lda_sdata): Delete.
40735         (*movsi_pic, movsi_high_pic, movsi_lo_sum_pic): Delete.
40736         2003-11-05  Alexandre Oliva  <aoliva@redhat.com>
40737         * config.gcc: Add t-slibgcc-elf-ver and support --with-cpu for
40738         frv-*-*linux*.
40739         * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
40740         label.
40741         * config/frv/frv.h (DRIVER_SELF_SPECS): Add blank before
40742         -multilib-library-pic.
40743         (LINK_SPEC): Add -z text for -mfdpic.
40744         * config/frv/frvbegin.c (__ROFIXUP_LIST__): Don't define on FDPIC.
40745         * config/frv/frvend.c (__ROFIXUP_END__): Likewise.
40746         * config/frv/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC):
40747         Override.
40748         (OPTION_DEFAULT_SPECS, HAS_INIT_SECTION, INIT_SECTION_ASM_OP,
40749         FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION): Define.
40750         * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Use
40751         crtstuff-generated files.
40752         2003-10-31  Alexandre Oliva  <aoliva@redhat.com>
40753         * config.gcc: Add frv-*-*linux*.
40754         * config/frv/linux.h, config/frv/t-linux: New.
40755         2003-10-06  Alexandre Oliva  <aoliva@redhat.com>
40756         * config/frv/frv.h (LINK_SPEC): Pass -melf32frvfd to the linker
40757         when -mfdpic even if a linker script is explicitly listed.
40758         2003-10-02  Alexandre Oliva  <aoliva@redhat.com>
40759         * config/frv/frv.c (frv_override_options): Clear asm_out
40760         unaligned_op for SImode on FDPIC.
40761         (frv_emit_movsi): Use compute_reloc_for_constant to compute the
40762         argument passed to decl_readonly_section.
40763         (frv_assemble_integer): Revert 2003-09-30's change, but make the
40764         whole block run with FDPIC even with -fno-PIC.
40765         2003-10-02  Alexandre Oliva  <aoliva@redhat.com>
40766         * config/frv/frv.c (frv_cannot_force_const_mem): Don't force
40767         symbol or label plus offset to memory.
40768         (frv_emit_movsi): Emit GPREL only if -mgprel-ro.  Emit 32-bit
40769         GOTOFF and GPREL for LABEL_REF.
40770         * config/frv/frv.h (DRIVER_SELF_SPECS): Add -mgprel-ro with
40771         -mfdpic unless -mno-gprel-ro, -fpic or -fpie.
40772         (MASK_GPREL_RO, TARGET_GPREL_RO): New.
40773         (TARGET_SWITCHES): Added gprel-ro and no-gprel-ro.
40774         * doc/invoke.texi: Document them.
40775         2003-09-30  Alexandre Oliva  <aoliva@redhat.com>
40776         * config/frv/frv-protos.h (frv_gen_GPsym2reg): Declare.
40777         (frv_splittable_got_operand): Removed.
40778         * config/frv/frv.c (frv_cannot_force_const_mem): Reject HIGH and
40779         LO_SUM.  Add comments.
40780         (frv_override_options): Moved enabling of FDPIC to
40781         DRIVER_SELF_SPECS.  Don't enable MASK_DWORD.
40782         (frv_local_funcdesc_p): Remove unnecessary heck for flag_pie.
40783         (frv_legitimize_fdpic_address): Don't duplicate logic in
40784         frv_emit_movsi.
40785         (frv_gen_GPsym2reg): New.
40786         (unspec_got_name): Added gprel.
40787         (frv_expand_fdpic_call): Add support for inlining PLTs.
40788         (fdpic_fptr_operand): Renamed from frv_fdpic_fptr_operand.
40789         (gpr_or_int12_operand): Added GPREL12.
40790         (pic_symbolic_operand): Match even if !flag_pic for FDPIC.
40791         (small_data_symbolic_operand): Fail if FDPIC.
40792         (fdpic_splittable_got_operand): Removed.
40793         (fdpic_got12_operand): Added GPREL12.
40794         (frv_emit_movsi): Reorganize to avoid duplication.  Emit GPREL
40795         when appropriate.  Fix sdata GOTOFF.
40796         (frv_legitimate_constant_p): Require legitimate PIC operand for
40797         FDPIC with pic, but only a legitimate fdpic operand for non-pic.
40798         (frv_assemble_integer): Move FDPIC funcdesc handling out of
40799         flag_pic case.
40800         (frv_asm_out_constructor, frv_asm_out_destructor): Abort if
40801         frv_assemble_integer fails.
40802         * config/frv/frv.h (DRIVER_SELF_SPECS): New.
40803         (SUBTARGET_DRIVER_SELF_SPECS): New.
40804         (ASM_SPEC): Don't pass -mno-fdpic.
40805         (LINK_SPEC): Pass -melf32frvfd for FDPIC.
40806         (MASK_INLINE_PLT, TARGET_INLINE_PLT): New.
40807         (TARGET_SWITCHES): Add -minline-plt, -mno-inline-plt and
40808         -multilib-library-pic.
40809         (PREDICATE_CODES): Added fdpic_operand, fdpic_fptr_operand,
40810         condexec_si_media_operator, condexec_sf_add_operator and
40811         condexec_sf_conv_operator.  Removed condexec_sf_binary_operator
40812         and condexec_sf_unary_operator.
40813         * config/frv/frv.md (R_FRV_GPREL12, R_FRV_GPRELHI, R_FRV_GPRELLO):
40814         New.
40815         (movsi_got, movsi_high_got, movsi_lo_sum_got): Move before
40816         movsi_internal.  Give them internal names.  movsi_got has type
40817         int.
40818         (fdpic got splitters): Remove.
40819         (symGPREL2reg, symGPREL2reg_hilo): New.
40820         * config/frv/t-frv (MULTILIB_MATCHES): Don't map -fpic and -fPIC
40821         to -mlibrary-pic.  Map -multilib-library-pic to it.
40822         * doc/invoke.texi: -mfdpic, -minline-plt, -multilib-library-pic:
40823         Document.
40824         2003-09-28  Alexandre Oliva  <aoliva@redhat.com>
40825         * config/frv/frv.c (frv_function_symbol_referenced_p): Declare.
40826         (TARGET_CANNOT_FORCE_CONST_MEM): Define to...
40827         (frv_cannot_force_const_mem): New function.
40828         (const_small_data_p, plus_small_data_p): Update comments on sdata
40829         on FDPIC.
40830         (frv_override_options): Set flag_pie for FDPIC too.
40831         (frv_conditional_register_usage): Mark gr16 and gr17 as non-fixed,
40832         call-saved registers on FDPIC.
40833         (frv_stack_info): Don't preserve the PIC register on FDPIC, and
40834         don't force LR to be preserved.
40835         (frv_expand_prologue): Likewise.
40836         (frv_asm_output_mi_thunk): Use 12-bit funcdesc gotoff for -fpic.
40837         (frv_frame_pointer_required): Don't force it just because the
40838         FDPIC register is used.
40839         (frv_legitimate_address_p) <CONST>: Accept a legitimate FDPIC
40840         operand only if !condexec_p.
40841         (frv_legitimize_address): Return the FDPIC-legitimized address.
40842         Don't match small data here on FDPIC.
40843         (frv_legitimate_fdpic_operand_p): Don't accept unadorned function
40844         symbols.  Use TRUE/FALSE instead of 1/0.
40845         (frv_local_funcdesc_p): New.
40846         (frv_legitimize_fdpic_address): Rewrite to use GOTOFF and 12-bit
40847         immediates when possible.
40848         (pic_symbolic_operand): Accept SYMBOL_REFs and CONSTs in FDPIC.
40849         (dbl_memory_one_insn_operand): Accept addresses that add a REG and
40850         an UNSPEC_GOT.
40851         (frv_emit_movsi): Handle FDPIC before small data.  Use GOTOFF and
40852         12-bit immediates when possible.
40853         (frv_legitimate_constant_p): In FDPIC, reject SImode operands that
40854         are not legitimate pic operands.
40855         (frv_in_small_data_p): Re-enable for FDPIC.
40856         * config/frv/frv.h (SDA_BASE_REG): Remove comment about FDPIC.
40857         (FRV_GLOBAL_P): Removed.
40858         * config/frv/frv.md: Add modes to CONSTs.
40859         (movsi_got): New.
40860         (movsi_lo_sum_got): Use separate matches instead of match_dup.
40861         (movsi_high_pic, movsi_lo_sum_pic): Match on non-FDPIC only.
40862         (fdpic splittable operations): Match on flag_pic != 1.
40863         2003-09-22  Alexandre Oliva  <aoliva@redhat.com>
40864         * config/frv/frv.c (frv_asm_out_constructor,
40865         frv_asm_out_destructor): Pass to frv_assemble_integer the size in
40866         bytes, not bits.
40867         2003-09-19  Alexandre Oliva  <aoliva@redhat.com>
40868         * config/frv/frv.c (frv_assemble_integer): Reject complex
40869         expressions referencing function SYMBOL_REFs.
40870         * config/frv/frv.c (frv_function_symbol_referenced_p): New.
40871         (move_source_operand): Reject CONSTs that reference function
40872         SYMBOL_REFs on FDPIC.
40873         (frv_emit_movsi): If we get such a CONST, break it up.
40874         * config/frv/frv.h (CPP_SPEC): Define __FRV_FDPIC__ for -mfdpic.
40875         (TRANSFER_FROM_TRAMPOLINE): Use different definitions for FDPIC.
40876         * config/frv/frv.c (frv_print_operand) <I>: Recognize PLUS without
40877         MEM.
40878         (frv_assemble_integer): Don't use funcdesc for LABEL_REFs.
40879         (frv_trampoline_size): Increase for FDPIC.
40880         * config/frv/frv.h (TRAMPOLINE_ALIGNMENT): Bump to 64 for FDPIC.
40881         (TRANSFER_FROM_TRAMPOLINE): Handle FDPIC trampolines.
40882         * config/frv/frv.c (frv_legitimize_fdpic_address, frv_emit_movsi):
40883         Disable use of GOTOFF for now.
40884         (const_small_data_p, plus_small_data_p, frv_in_small_data_p):
40885         Disable use of small data in FDPIC for now.
40886         (frv_asm_output_mi_thunk): Implement for FDPIC.
40887         * config/frv/frv.h (SDA_BASE_REG): Set to -1 with FDPIC.
40888         * config/frv/frv.c (frv_asm_out_constructor): Use
40889         frv_assemble_integer for FDPIC pointers.
40890         (frv_asm_out_destructor): Likewise.
40891         * config/frv/frv.md (ldd): Fix order of operands.  Use
40892         address_operand for input.
40893         2003-09-18  DJ Delorie  <dj@redhat.com>
40894         * config/frv/frv.c (frv_legitimate_fdpic_operand_p): Remove UNSPEC_PIC.
40895         (unspec_got_name): Correct typo.
40896         (frv_emit_movsi): Pre-expand splittable GOTs.
40897         (frv_expand_fdpic_call): Rename gen_lddi to gen_ldd.
40898         * config/frv/frv.md (lddi): Fix syntax error, rename to ldd.
40899         (symGOT2reg_hilo, symGOTOFF2reg_hilo): New.
40900         * config/frv/t-frv: Add -mfdpic multilibs.
40901         * config/frv/frv.h (ASM_SPEC): Pass -mfdpic/-mno-fdpic.
40902         (TARGET_SWITCHES): Add -mno-fdpic, fix documentation.
40903         * config/frv/frv.c (frv_override_options): -mfdpic assumes
40904         flag_pic, default to 32-bit pics, require DWORD ops.
40905         (frv_override_options): Add W and Z constraints.
40906         (frv_expand_prologue): No pic prologue for -mfdpic.
40907         (frv_asm_output_mi_thunk): Support -mfdpic (soon).
40908         (frv_print_operand_memory_reference): Handle GOT constants.
40909         (frv_legitimate_address_p): Allow GOT constants.
40910         (frv_legitimize_address): Handle GOT addresses too.
40911         (frv_legitimate_fdpic_operand_p): New.
40912         (frv_legitimize_fdpic_address): New.
40913         (unspec_got_name): New.
40914         (frv_output_addr_const_extra): New.
40915         (frv_expand_fdpic_call): New.
40916         (frv_fdpic_fptr_operand): New.
40917         (gpr_or_int12_operand): Handle GOT operands.
40918         (int_2word_operand): Handle GOT operands.
40919         (fdpic_operand): New.
40920         (fdpic_splittable_got_operand): New.
40921         (fdpic_got12_operand): New.
40922         (frv_emit_movsi): Handle GOT operands.
40923         (frv_assemble_integer): -mfdpic doesn't use rofixups.
40924         (frv_print_operand): Support 'g' code for GOT operands.
40925         * config/frv/frv-protos.h: Add prototypes as needed.
40926         * config/frv/frv.md (R_FRV_GOT12, R_FRV_GOTHI, R_FRV_GOTLO,
40927         R_FRV_FUNCDESC, R_FRV_FUNCDESC_GOT12, R_FRV_FUNCDESC_GOTHI,
40928         R_FRV_FUNCDESC_GOTLO, R_FRV_FUNCDESC_VALUE,
40929         R_FRV_FUNCDESC_GOTOFF12, R_FRV_FUNCDESC_GOTOFFHI,
40930         R_FRV_FUNCDESC_GOTOFFLO, R_FRV_GOTOFF12, R_FRV_GOTOFFHI,
40931         R_FRV_GOTOFFLO): New.
40932         (movsi_high_got, movsi_lo_sum_got): New.
40933         (*movsi_pic): Don't use this splitter for -mfdpic.
40934         (addsi3): Allow GOT references also.
40935         (call, call_value): Handle -mfdpic separately.
40936         (call_fdpicdi, call_fdpicsi, lddi, call_value_fdpicdi,
40937         call_value_fdpicsi): New.
40938         (symGOT2reg, symGOT2reg_i, got splitters, symGOTOFF2reg,
40939         symGOTOFF2reg_i): New.
40940         * config/frv/frv.h (MASK_FDPIC): New.
40941         (TARGET_FDPIC): New.
40942         (TARGET_SWITCHES): Add -mfdpic.
40943         (FDPIC_FPTR_REGNO): New.
40944         (FDPIC_REGNO): New.
40945         (OUR_FDPIC_REG): New.
40946         (enum reg_class): Add FDPIC_REGS, FDPIC_FPTR_REGS, and
40947         FDPIC_CALL_REGS.
40948         (REG_CLASS_NAMES): Likewise.
40949         (REG_CLASS_CONTENTS): Likewise.
40950         (EXTRA_CONSTRAINT_FOR_Y): New, for 12-bit GOTs.
40951         (EXTRA_CONSTRAINT): Add it here.
40952         (FRV_GLOBAL_P): New.
40953         (OUTPUT_ADDR_CONST_EXTRA): New.
40955 2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>
40957         * config/sparc/sparc.h: Remove commented-out definitions of
40958         TARGET_EDOM and GEN_ERRNO_RTX.
40960 2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>
40962         * df.c, df.h, ra-build.c, ra-rewrite.c, ra.c, web.c: Replace
40963         df_analyse with df_analyze.
40965 2004-02-24  Alan Modra  <amodra@bigpond.net.au>
40967         * gcse.c (delete_null_pointer_checks_1): Set stop_insn to end, not
40968         beginning of block.
40970 2004-02-23  James E Wilson  <wilson@specifixinc.com>
40972         * calls.c (precompute_arguments): Update comment.
40974 2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
40976         * et-forest.c: Replace et_occurences with et_occurrences.
40978 2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
40980         * cfgloop.h, loop-iv.c, loop-unswitch.c: Replace iv_analyse
40981         with iv_analyze.
40983 2004-02-23  Kelley Cook  <kcook@gcc.gnu.org>
40985         * config/i386/i386.c: Rename pni to sse3.
40986         * config/i386/i386.h: Likewise.
40987         * config/i386/i386.md: Likewise.
40988         * config/i386/pmmintrin.h: Likewise.
40989         * doc/extend.texi: Likewise.
40990         * doc/invoke.texi: Likewise.
40992 2004-02-23  Zack Weinberg  <zack@codesourcery.com>
40993             Kazu Hirata  <kazu@cs.umass.edu>
40995         Remove -fwritable-strings.
40996         * c-common.c (fix_string_type): Don't check
40997         flag_writable_strings.
40998         (fix_string_type): Likewise.
40999         * c-opts.c (set_std_c89): Don't initialize
41000         flag_writable_strings.
41001         (set_std_c99): Likewise.
41002         * common.opt (fwritable-strings): Remove.
41003         * flags.h: Remove the external declaration of
41004         flag_writable_strings.
41005         * opts.c (common_handle_option) <OPT_fwritable_strings>:
41006         Remove.
41007         * toplev.c (flag_writable_strings): Remove.
41008         (f_options): Remove an entry for writable-strings.
41009         * varasm.c (const_hash_1) <STRING_CST>: Don't check
41010         flag_writable_strings.
41011         (compare_constant) <STRING_CST>: Likewise.
41012         (build_constant_desc): Likewise.
41013         * config/darwin.c (machopic_select_section): Likewise.
41014         * config/arm/arm.c (AOF_ASSEMBLER): Likewise.
41015         * config/arm/pe.c (arm_pe_encode_section_info): Likewise.
41016         * config/iq2000/iq2000.c (iq2000_select_section): Likewise.
41017         * config/mips/mips.c (mips_select_section): Likewise.
41018         (mips_encode_section_info): Likewise.
41019         * config/pa/pa.c (pa_select_section): Likewise.
41020         * config/pa/pa.h (TEXT_SPACE_P): Likewise.
41021         * config/v850/v850.c (v850_select_section): Likewise.
41022         * doc/invoke.texi (-fwritable-strings): Remove.
41023         (-fno-const-strings): Don't mention -fwritable-strings.
41024         * doc/trouble.texi: Don't mention -fwritable-strings.
41026 2004-02-23  Nathanael Nerode  <neroden@gcc.gnu.org>
41028         * doc/install.texi: Update for switch of boehm-gc to autoconf 2.57.
41030 2004-02-23  Dale Johannesen  <dalej@apple.com>
41032         * config/rs6000.md (movsf_hardfloat): Add POWER form of nop.
41033         (movdf_hardfloat64):  Ditto.
41034         (movdf_softfloat64):  Ditto.
41036 2004-02-23  Fariborz Jahanian <fjahanian@apple.com>
41037         * config/rs6000/rs6000.c (function_arg): call to
41038         rs6000_mixed_function_arg for DFmode moved to allow
41039         normal DFmode incoming register assignment.
41041 2004-02-23  Dale Johannesen  <dalej@apple.com>
41043         * config/rs6000.md (movsf_hardfloat): Accept CTR-to-CTR copy.
41044         (movdf_hardfloat64):  Ditto.
41046 2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
41048         * convert.c, gcov-io.c, libgcov.c, sched-int.h, sibcall.c,
41049         config/rs6000/linux.h, config/rs6000/rs6000-c.c: Update
41050         copyright.
41052 2004-02-23  Andrew Pinski  <pinskia@physics.uc.edu>
41054         PR c/14156
41055         * c-typeck.c (c_expand_return): Change check for VAR_DECL
41056         to use DECL_P instead.
41058         * config/rs6000/linux.h (OS_MISSING_POWERPC64): Define.
41059         * config/rs6000/linux64.h (OS_MISSING_POWERPC64): Define.
41061 2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
41063         * Makefile.in (opts.o): Depend on target.h.
41064         * opts.c (decode_options): Use targetm.default_short_enums
41065         instead of DEFAULT_SHORT_ENUMS.
41066         * system.h (DEFAULT_SHORT_ENUMS): Poison.
41067         * target-def.h (TARGET_DEFAULT_SHORT_ENUMS): New.
41068         (TARGET_INITIALIZER): Add TARGET_DEFAULT_SHORT_ENUMS.
41069         * target.h (gcc_target): Add default_short_enums.
41070         * config/cris/cris.h: Remove a comment about
41071         DEFAULT_SHORT_ENUMS.
41072         * config/ip2k/ip2k.h: Likewise.
41073         * doc/tm.texi (DEFAULT_SHORT_ENUMS): Change to
41074         TARGET_DEFAULT_SHORT_ENUMS.  Update the description.
41076 2004-02-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
41077             Falk Hueffner  <falk@debian.org>
41079         PR c/14188
41080         * builtins.c (expand_builtin_va_arg): Emit an informative message
41081         if a trap is generated.
41082         * c-typeck.c (build_function_call): Likewise.
41084 2004-02-22  Jakub Jelinek  <jakub@redhat.com>
41086         * gcov-io.c (gcov_open) [GCOV_LOCKED]: Use open + fdopen instead of
41087         fopen.
41088         * libgcov.c: Include sys/stat.h.
41089         * config/rs6000/linux.h (TARGET_HAS_F_SETLKW): Define.
41090         * config/rs6000/linux64.h (TARGET_HAS_F_SETLKW): Define.
41091         * config/sparc/linux.h (TARGET_HAS_F_SETLKW): Define.
41092         * config/sparc/linux64.h (TARGET_HAS_F_SETLKW): Define.
41094 2004-02-22  Kazu Hirata  <kazu@cs.umass.edu>
41096         * reorg.c: Remove comments about dead ports.
41098 2004-02-22  Christopher Faylor  <cgf@redhat.com>
41100         * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): *Really* specify
41101         extra host object file when targetting cygwin rather than generic
41102         object files.
41104 2004-02-22  Josef Zlomek  <zlomekj@suse.cz>
41106         Merge from tree-ssa:
41107         2003-11-20  Richard Henderson  <rth@redhat.com>
41109                 * tree-inline.c (insert_decl_map): New.
41110                 (remap_decl, remap_type, remap_block, copy_body_r,
41111                 initialize_inlined_parameters, declare_return_variable,
41112                 remap_save_expr): Use it.
41114         * function.c (copy_body_r): Add mapping from id->ret_label to
41115         id->ret_label.  Revert test for ret_label.
41117 2004-02-22  Jakub Jelinek  <jakub@redhat.com>
41119         * genoutput.c (process_template): Strip trailing whitespace in @
41120         templates and issue a warning if there was any.
41122 2004-02-21  Christopher Faylor  <cgf@redhat.com>
41124         * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): Specify extra host
41125         object file when targetting cygwin.
41126         * config/i386/t-cygwin (EXTRA_GCC_OBJS): Remove definition since it is
41127         overridden by top-level Makefile.
41129 2004-02-21  Roger Sayle  <roger@eyesopen.com>
41131         * config/i386/i386.c (standard_80387_constant_p): Also prefer
41132         the x87's load constant instructions when optimizing for size.
41134 2004-02-21  Kazu Hirata  <kazu@cs.umass.edu>
41136         * combine.c (SHIFT_COUNT_TRUNCATED): Remove.
41137         * defaults.h (SHIFT_COUNT_TRUNCATED): Provide the default.
41138         * expmed.c: Assume SHIFT_COUNT_TRUNCATED is always defined.
41139         * fold-const.c: Likewise.
41140         * simplify-rtx.c: Likewise.
41142 2004-02-21  Alan Modra  <amodra@bigpond.net.au>
41144         * combine.c (can_combine_p): Don't ignore SETs marked with
41145         REG_EH_REGION notes.
41146         (try_combine): When attemting to fix unrecognized insns, don't
41147         split a PARALLEL that contains the original i2.
41149 2004-02-21  Ziemowit Laski  <zlaski@apple.com>
41151         * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Refer to
41152         SUBTARGET_OPTION_TRANSLATE_TABLE for architecture-specific options.
41153         * config/i386/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): Define it.
41154         * config/rs6000/altivec.h: #error out if '-maltivec' not specified.
41155         (vector, pixel, bool): #define to __vector, __pixel and __bool.
41156         (__un_args_eq, __bin_args_eq, __tern_args_eq): Move to C-specific
41157         portion of header.
41158         (__altivec_link_error_invalid_argument): Remove prototype; will use
41159         __builtin_altivec_compiletime_error("vec_*") instead.
41160         (vec_*): Fix/complete set of available operation overloads given the
41161         existence of distinct 'vector bool ...' and 'vector pixel' types; tighten
41162         cv-correctness of pointer arguments; in C, always check for correct
41163         argument types before macro expansion.
41164         * config/rs6000/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): New macro
41165         defining Darwin/PowerPC-specific '-f[no-]altivec' and
41166         '-W[no-]altivec-long-deprecated' switches.
41167         * config/rs6000/rs6000-c (rs6000_cpu_cpp_builtins): Pre-define
41168         '__vector', '__pixel' and '__bool' macros using
41169         '__attribute__((altivec(...)))' types.
41170         * config/rs6000/rs6000.c (bool_char_type_node, bool_short_type_node,
41171         bool_int_type_node, pixel_type_node, bool_V16QI_type_node,
41172         bool_V8HI_type_node, bool_V4SI_type_node, pixel_V8HI_type_node):
41173         New type nodes.
41174         (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): New, for
41175         handling '-W[no-]altivec-long-deprecated'.
41176         (rs6000_override_options): Handle '-W[no-]altivec-long-deprecated'.
41177         (rs6000_expand_binop_builtin, rs6000_expand_ternop_builtin,
41178         altivec_expand_dst_builtin): Remove casts from integer literals.
41179         (altivec_expand_builtin): Likewise; handle expansion of new
41180         '__builtin_altivec_compiletime_error' function.
41181         (rs6000_init_builtins): Initialize 'vector bool ...' and 'vector pixel'
41182         types, and make them distinct from other vector types; register
41183         '__builtin_altivec_compiletime_error' function.
41184         (print_operand): For 'P', print a full target register name instead of
41185         merely its number.
41186         (rs6000_attribute_table): Add "altivec" attribute.
41187         (rs6000_handle_altivec_attribute): New function.
41188         * config/rs6000/rs6000.h (TARGET_OPTIONS): Describe
41189         '-m[no-]-warn-altivec-long' (which '-W[no-]altivec-long-deprecated'
41190         maps to).
41191         (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): Forward
41192         declare.
41193         (ALTIVEC_BUILTIN_COMPILETIME_ERROR): New built-in enumeration.
41195 2004-02-20  James E Wilson  <wilson@specifixinc.com>
41197         * config/ia64/ia64.md (shift_mix4left+1): Delete reload_completed
41198         check.
41199         (shift_mix4left+2): Delete redundant pattern.
41201 2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
41203         * alias.c (OUTGOING_REGNO): Don't define the default.
41204         * builtins.c (OUTGOING_REGNO): Likewise.
41205         (INCOMING_REGNO): Likewise.
41206         (apply_args_register_offset): Always use OUTGOING_REGNO.
41207         * combine.c (OUTGOING_REGNO): Likewise.
41208         * sibcall.c (OUTGOING_REGNO): Likewise.
41209         * defaults.h (INCOMING_REGNO): Provide the default.
41210         (OUTGOING_REGNO): Likewise.
41212 2004-02-21  Jan Hubicka  <jh@suse.cz>
41214         * params.def (max-peeled-insns, max-completely-peeled-insns,
41215         max-once-peeled-insns): Set to 400.
41217 2004-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
41219         PR c++/12007
41220         * dbxout.c (dbxout_parms): Check that DECL_RTL and DECL_INCOMING_RTL
41221         are set for parameters before outputing debugging information.
41223 2004-02-20  Falk Hueffner  <falk@debian.org>
41225         PR target/14201
41226         * config/alpha/alpha.md (*fix_truncsfsi_ieee): Fix typoed operand
41227         numbers.
41229 2004-02-20  Per Bothner  <per@bothner.com>
41231         * input.h:  Don't #include line-map.h.  It may cause link problems
41232         with undefined linemap_line_start when line-map.h is included but
41233         line-map.o is not linked, as currently happens with gengtype on
41234         compilers that don't support inline.
41235         * toplev.c:  So we do have to explicitly #include line-map.h here.
41237 2004-02-20  Richard Henderson  <rth@redhat.com>
41239         * doc/invoke.texi: Add -Wvariadic-macros.
41241 2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
41243         * haifa-sched.c (sched_emit_insn): Remove.
41244         * sched-int.h: Remove the corresponding prototype.
41246 2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
41248         Revert:
41249         2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
41250         * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
41251         * system.h (DEFAULT_SHORT_ENUMS): Poison.
41252         * config/cris/cris.h: Remove a comment about
41253         DEFAULT_SHORT_ENUMS.
41254         * config/ip2k/ip2k.h: Likewise.
41255         * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
41257 2004-02-20  Mohan Embar  <gnustuff@thisiscool.com>
41258             Tom Tromey  <tromey@redhat.com>
41260         * doc/install.texi: Moved --disable-libgcj and
41261         --with-system-zlib documentation to new section for
41262         Java-specific options.
41263         Added explicit Cross-Compiler-Specific Options subheading.
41264         Added section for Java-specific options.
41266 2004-02-20  Matt Kraai  <kraai@alumni.cmu.edu>
41268         * doc/install.texi (Building the Ada compiler): Remove
41269         example.
41271 2004-02-20  James E Wilson  <wilson@specifixinc.com>
41273         * toplev.c (dump_file_index, dump_file): Put ce3 before rnreg.
41275 2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
41277         * gcc.c (process_command): Allow translation of the copyright
41278         symbol but not the rest of the copyright message.
41279         * gcov.c (print_version): Likewise.  Allow translation of the
41280         message about warranty.
41282 2004-02-20  Hans-Peter Nilsson  <hp@axis.com>
41284         * config/cris/cris.md ("*andsi_movu"): Correct parentheses in
41285         predicate.
41286         ("*andsi_clear"): Tweak constraints to not match postincrement.
41287         Adjust the predicate to exclude a volatile memory reference.
41288         ("*andhi_clear"): Ditto.  Rename from "*andhi_clear_signed".
41289         ("*andhi_clear_unsigned"): Remove, non-matching pattern.
41291 2004-02-19  Matt Kraai  <kraai@alumni.cmu.edu>
41293         * move-if-change: Remove.
41294         * Makefile.in (s-mlib, c-parse.y, s-check, s-gencheck)
41295         (s-specs, s-options, s-config, s-conditions, s-flags, s-codes)
41296         (s-constants, s-emit, s-recog, s-opinit, s-extract, s-peep)
41297         (s-attr, s-attrtab, s-output, s-genrtl, s-modes, s-preds)
41298         (s-gtyp-gen, s-iov): Use the top level move-if-change.
41299         * objc/Make-lang.in (objc/objc-parse.y): Likewise.
41301 2004-02-19  James E Wilson  <wilson@specifixinc.com>
41303         * config/i386/i386.md (doloop_end_internal): Use nonimmediate_operand
41304         for operand2.  Add condition that requires register_operand operand2
41305         before reload.
41307 2004-02-19  Richard Sandiford  <rsandifo@redhat.com>
41308             Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
41310         * config/mips/mips.c (mips_address_insns): Treat BLKmode specially.
41311         * config/mips/mips.md: Expand comment above unaligned loads and stores.
41313 2004-02-19  Richard Henderson  <rth@redhat.com>
41315         * Makefile.in (STRICT2_WARN): Add -Wno-variadic-macros.
41316         * tree.c (build0, build1, build2, build3, build4): Split out from...
41317         (build): ... here.  Call them.
41318         * tree.h (build, _buildN1, _buildN2, _buildC1, _buildC2): New.
41320         * convert.c (convert_to_integer): Remove extra build argument.
41321         * tree-inline.c (expand_call_inline): Likewise.
41323 2004-02-19  Richard Henderson  <rth@redhat.com>
41325         * c-opts.c (warn_variadic_macros): New.
41326         (c_common_handle_option): Set it.
41327         (sanitize_cpp_opts): Copy it to cpp_opts.
41328         * c.opt (Wvariadic-macros): New.
41329         * cpplib.h (struct cpp_options): Add warn_variadic_macros.
41330         * cppinit.c (cpp_create_reader): Initialize it.
41331         * cppmacro.c (parse_params): Check it.
41333 2004-02-19  David Daney <ddaney@avtrex.com>
41335         PR preprocessor/14198
41336         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Add
41337         builtin_assert ("machine=mips")
41339 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
41341         * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
41342         * system.h (DEFAULT_SHORT_ENUMS): Poison.
41343         * config/cris/cris.h: Remove a comment about
41344         DEFAULT_SHORT_ENUMS.
41345         * config/ip2k/ip2k.h: Likewise.
41346         * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
41348 2004-02-19  Zack Weinberg  <zack@codesourcery.com>
41350         * config/ia64/ia64.c (ia64_function_arg): In big-endian mode,
41351         when passing single SFmode quantities in general registers,
41352         put them in the high half.
41354 2004-02-19  Aldy Hernandez  <aldyh@redhat.com>
41356         * doc/md.texi (Standard Names): Document additional dependency on
41357         fix pattern.
41359         * optabs.c (ftruncify): Remove.
41360         (expand_fix): Manually inline ftruncify above.
41361         (can_fix_p): Add FIXME note.
41363 2004-02-19  Aldy Hernandez  <aldyh@redhat.com>
41365         * config/rs6000/spe.md (spe_fixunssfsi2): Rename to
41366         spe_fixuns_truncsfsi2.
41368         * config/rs6000/rs6000.md (fixunssfsi2): Rename to
41369         fixuns_truncsfsi2.
41371 2004-02-19  Steve Ellcey  <sje@cup.hp.com>
41373         * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): New macro.
41374         * testsuite/gcc.dg/20040219-1.c: New test.
41376 2004-02-19  Ulrich Weigand  <uweigand@de.ibm.com>
41378         * config/s390/s390.md ("*subdf3_cc", "*subdf3_cconly", "*subsf3_cc",
41379         "*subsf3_cconly"): Subtraction is not commutative.
41381 2004-02-19  Zack Weinberg  <zack@codesourcery.com>
41383         * sdbout.c (preinit_symbols, sdbout_initialized): New statics.
41384         (sdbout_symbol): If called before sdbout_init, queue DECL for
41385         later and return.
41386         (sdbout_init): Set sdbout_initialized true, process decls
41387         queued earlier by sdbout_symbol.
41388         (sdbout_finish): Use size_t for index variable.
41390 2004-02-19  Jeff Law  <law@redhat.com>
41392         * fold-const.c (invert_truthvalue): Do not call invert_tree_comparison
41393         for unordered comparison codes.
41395 2004-02-19  Ian Lance Taylor  <ian@wasabisystems.com>
41397         * reload1.c (reload): Correct comment.
41398         (scan_paradoxical_subregs): Remove #if 0 and old comment.
41399         * doc/extend.texi (Local Reg Vars): Remove obsolete comment that
41400         register variables are not used by reload.
41402 2004-02-19  Hans-Peter Nilsson  <hp@axis.com>
41404         PR target/14209
41405         * config/cris/cris.md ("*andsi_movu", "*andhi_movu"): Tweak
41406         constraints to not match postincrement.  Adjust the predicate to
41407         exclude a volatile memory reference.
41409 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
41411         * config/mcore/mcore.h (ASM_OUTPUT_EXTERNAL): Remove.
41413 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
41415         * hooks.c (hook_void_tree_int): Remove.
41416         (hook_void_constcharptr): Likewise.
41417         (hook_int_void_0): Likewise.
41418         * hooks.h: Remove the prototypes for the above three
41419         functions.
41420         * targhooks.c (hook_bool_machine_mode_true): Remove.
41421         * targhooks.h: Remove the prototype for
41422         hook_bool_machine_mode_true.
41424 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
41426         * emit-rtl.c (subreg_realpart_p): Remove.
41427         (reorder_insns_with_line_notes): Likewise.
41428         (end_full_sequence): Likewise.
41429         * rtl.h: Remove the prototype for the above functions.
41431 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
41433         * config/arc/arc.h, config/arm/arm.h, config/frv/frv.h,
41434         config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
41435         config/iq2000/iq2000.h, config/m32r/m32r.h,
41436         config/pdp11/pdp11.h, config/sparc/sparc.h,
41437         config/xtensa/xtensa.h: Remove commented-out or useless
41438         definitions of CASE_VECTOR_PC_RELATIVE.
41440 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
41442         * loop.c (all_sets_invariant_p): Remove.
41444 2004-02-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
41446         PR target/12916
41447         * config/sparc/sparc.h (NPARM_REGS): Delete.
41448         (BASE_RETURN_VALUE_REG): Likewise.
41449         (BASE_OUTGOING_VALUE_REG): Likewise.
41450         (BASE_PASSING_ARG_REG): Likewise.
41451         (BASE_INCOMING_ARG_REG): Likewise.
41452         * config/sparc/sparc.c (sparc_strict_argument_naming): Test
41453         TARGET_ARCH64, not TARGET_V9.
41454         (function_arg_slotno): Dispatch based on the mode class.
41455         Handle vector modes like floating-point modes.
41456         (function_arg_record_value_1): Handle vector types like
41457         floating-point types.
41458         (function_arg_record_value_2): Likewise.
41459         Calculate regno after mode transformation.
41460         (function_arg): Handle vector modes like floating-point modes.
41461         (function_arg_partial_nregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX.
41462         If ARCH64, do not recheck alignment.
41463         (function_arg_pass_by_reference): Reorder the conditions.
41464         (sparc_return_in_memory): Move after function_arg_padding.
41465         Implement calling conventions for vector modes.
41466         (sparc_struct_value_rtx): Move after sparc_return_in_memory.
41467         (function_value): Move scope of 'regbase'.
41468         Implement calling conventions for vector modes.
41469         (sparc_builtin_saveregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX
41470         and BASE_INCOMING_ARG_REG by SPARC_INCOMING_INT_ARG_FIRST.
41471         (sparc_va_arg): Use function_arg_pass_by_reference to test whether
41472         the argument is passed by reference.
41473         (sparc_type_code): Handle vector types.
41475 2004-02-19  Alan Modra  <amodra@bigpond.net.au>
41477         * function.c (assign_parms): When building decl_rtl for
41478         SPLIT_COMPLEX_ARGS, ensure inner modes of concat match outer.
41480 2004-02-19  Olivier Hainque  <hainque@act-europe.fr>
41482         * expr.c (is_aligning_offset): Check if we are aligning the
41483         expressions's address over BIGGEST_ALIGNMENT in bytes, not
41484         in bits.
41486 2004-02-18  Matt Austern  <austern@apple.com>
41488         * gcc.c (LIBGCC_SPEC): If REAL_LIBGCC_SPEC is defined, and
41489         LIBGCC_SPEC isn't, set LIBGCC_SPEC to REAL_LIBGCC_SPEC.
41490         (init_gcc_spec): Don't define or call if REAL_LIBGCC_SPEC is
41491         defined.  Instead use REAL_LIBGCC_SPEC, unmodifed, as the libgcc
41492         spec string.
41493         * doc/tm.texi (REAL_LIBGCC_SPEC): Document.
41495 2004-02-18  Zack Weinberg  <zack@codesourcery.com>
41497         * dwarf2out.c (loclabel_num): Move outside #ifdef
41498         DWARF2_DEBUGGING_INFO and mark with GTY(()).
41499         * config/ia64/ia64.c (struct extern_func_list,extern_func_head):
41500         Mark with GTY(()).
41501         (ia64_hpux_add_extern_decl): Save the decl, not the name string.
41502         Allocate memory with ggc_alloc.  No need to copy anything.
41503         (ia64_hpux_file_end): Update to match.
41505 2004-02-18  Jakub Jelinek  <jakub@redhat.com>
41507         * config/i386/i386.c (override_options): Don't imply 3DNow! for -m64
41508         by default.
41510 2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
41512         * config/s390/s390.md ("divmodtidi3"): Use canonical RTL.
41513         ("divmodtisi3"): Likewise.
41514         ("udivmoddi4", "udivmodtidi3"): Likewise.
41515         ("divmodsi4", "divmoddisi3"): Likewise.
41516         ("udivmodsi4", "udivmoddisi3"): Likewise.
41517         ("udivsi3", "umodsi3"): Likewise.
41519 2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
41521         * config/s390/s390.c (s390_mainpool_start): Delete the main pool
41522         placeholder insn when chunkifying the pool.
41524 2004-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
41526         * pa.h (PIC_OFFSET_TABLE_REGNUM): Define to INVALID_REGNUM when not
41527         generating PIC code.
41529 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41531         * config/h8300/h8300-protos.h: Add a prototype for
41532         h8300_expand_branch.
41533         * config/h8300/h8300.c (h8300_expand_branch): New.
41534         * config/h8300/h8300.md (ble, bleu, bge, bgeu, blt, bltu, bgt,
41535         bgtu, beq, bne): Call h8300_expand_branch().
41537 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41539         * config/h8300/h8300-protos.h: Add prototypes for
41540         h8300_hard_regno_nregs and h8300_hard_regno_mode_ok.
41541         * config/h8300/h8300.c (h8300_hard_regno_nregs): New.
41542         (h8300_hard_regno_mode_ok): Likewise.
41543         * config/h8300/h8300.h (HARD_REGNO_NREGS): Call
41544         h8300_hard_regno_nregs().
41545         (HARD_REGNO_MODE_OK): Call h8300_hard_regno_mode_ok().
41547 2004-02-18  Per Bothner  <per@bothner.com>
41549         * cpphash.h (struct cpp_buffer):  Restore return_at_eof field.  This
41550         partly reverts my 2003-10-01 change, because we're back to logically
41551         including <command line> inside the main line.
41552         * cpplex.c (_cpp_get_fresh_line):  Check return_at_eof field.
41553         * cppmacro.c (cpp_scan_nooutput):  Set return_at_eof of current buffer.
41554         Fixes PR preprocessor/14103.
41556         * cppfiles.c (_cpp_stack_include):  When appropriate decrement
41557         line_table's highest_location, fixing LAST_SOURCE_LINE_LOCATION.
41558         (cpp_push_include):  Don't need to increment pfile's line field.
41559         * line-map.h (LAST_SOURCE_LINE_LOCATION):  Only decrement by 1.
41561         * c-ppoutput.c (print struct):  New first_time field.
41562         (init_pp_output):  Set print.first_time.
41563         (pp_file_change):  Use print.first_time, rather than MAIN_FILE_P,
41564         which is set also for (say) <command line>.  Clear print.first_time.
41566         * cppfiles.c (struct _cpp_file):  Comment and type for pch field
41567         does not match the code, so fix both.
41568         (should_stack_file):  Inline include_pch_p function.
41569         (include_pch_p):  Remove pointless function.
41571         * cpphash.h (struct cpp_buffer):  Remove unused search_cached field.
41573 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41575         * config/h8300/h8300.md (four define_peephole2's): Use
41576         h8300_regs_ok_for_stm().
41578 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41580         * config/h8300/h8300-protos.h: Update the prototype for
41581         expand_a_rotate().
41582         * config/h8300/h8300.c (expand_a_rotate): Remove the first
41583         argument.
41584         * config/h8300/h8300.md: Update all callers.
41586 2004-02-18  Jan Hubicka  <jh@suse.cz>
41588         * simplify-rtx.c (simplify_unary_operation): Deal with logicals on
41589         floats.
41590         (simplify_binary_operation): Deal with logicals on floats.
41592         * i386.md (SSE fabs splitters): Emit new patterns.
41593         (SSE cmov splitters): Likewise.
41594         (sse_andv4sf3, sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3
41595         (sse_andv2df3, sse_nandv2df3, sse_iorv2df3, sse_xorv2df3): Do not use
41596         subregs.
41597         (sse_andsf3, sse_nandsf3, sse_xorsf3): Kill.
41598         (sse_anddf3, sse_nanddf3, sse_xordf3): Kill.
41600 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41602         * config/h8300/h8300.c (expand_a_rotate): Don't generate insns
41603         by hand.
41604         (output_a_rotate): Tweak a comment.
41605         * config/h8300/h8300.md (*rotlqi3_1): Change to rotlqi3_1.
41606         (*rotlhi3_1): Change to rotlhi3_1.
41607         (*rotlsi3_1): Change to rotlsi3_1.
41609 2004-02-18  Richard Earnshaw  <rearnsha@arm.com>
41611         PR target/13866
41612         * arm.c (load_multiple_operation): Don't insist that the source reg
41613         of a post-increment component is the same as the destination.
41614         (store_multiple_operation): Likewise.
41616 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41618         * config/h8300/h8300.md: Move movsf patterns into one section
41619         of the file.
41621 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41623         * cfgloop.h, cfgloopanal.c, cpplex.c, except.h, loop-init.c,
41624         loop-unroll.c, scan-decls.c, scan.h, stor-layout.c,
41625         xcoffout.c, xcoffout.h, config/arm/mmintrin.h,
41626         config/mips/linux64.h, config/pa/pa-64.h,
41627         config/rs6000/aix51.h, config/rs6000/aix52.h,
41628         config/rs6000/spe.md, config/sparc/linux.h,
41629         config/sparc/linux64.h: Update copyright.
41631 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41633         * config/h8300/h8300.md: Move push patterns into one
41634         section of the file.
41636 2004-02-18  Mark Mitchell <mark@codesourcery.com>
41638         PR c++/11326
41639         * config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL
41640         fntype.
41642 2004-02-18  Paul Brook  <paul@codesourcery.com>
41644         * rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX
41646 2004-02-18  Paul Brook  <paul@codesourcery.com>
41648         PR debug/12934
41649         * dwarf2out.c (loc_descriptor_from_tree): Handle
41650         EXPR_WITH_FILE_LOCATION.
41652 2004-02-18  Jakub Jelinek  <jakub@redhat.com>
41654         * config/i386/i386.md (zero_extendqidi2, zero_extendqidi2,
41655         testdi_1_rex64, anddi_2, xordi_1_rex64, xordi_2_rex64): Remove
41656         trailing whitespace from instructions.
41658 2004-02-17  Geoffrey Keating  <geoffk@apple.com>
41660         * configure.ac: When generating auto-build.h, pass
41661         --enable-languages to the sub-configure.
41662         Put quotes around ${program_transform_name} when generating
41663         name of as, ld, nm, objdump.
41664         * configure: Regenerate.
41666 2004-02-17  Matt Kraai  <kraai@alumni.cmu.edu>
41668         * Makefile.in (s-check, s-config, s-conditions, s-flags)
41669         (s-codes, s-constants, s-emit, s-recog, s-opinit, s-extract)
41670         (s-peep, s-attr, s-attrtab, s-output, s-genrtl, s-modes)
41671         (s-preds, s-iov): Do not depend on move-if-change.
41673 2004-02-17  James E Wilson  <wilson@specifixinc.com>
41675         * caller-save.c (insert_restore): Pass mem through copy_rtx.
41676         (insert_save): Likewise.
41678 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41680         * config/h8300/h8300.c (h8300_emit_stack_adjustment): Fix a
41681         warning.
41683 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41685         * config/h8300/h8300.md (*one_complsi2_h8300): Change to
41686         *one_cmplsi2_h8300.
41687         (*one_complsi2_h8300hs): Change to *one_cmplsi2_h8300hs.
41689 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41691         * config/h8300/h8300-protos.h: Update the prototype of
41692         fix_bit_operand().
41693         * config/h8300/h8300.c (fix_bit_operand): Remove the second
41694         argument "what".
41695         * config/h8300/h8300.md: Update all callers.
41697 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41699         * config/h8300/h8300.c (fix_bit_operand): Change the name of
41700         the last argument to "code" from "type".
41702 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41704         * config/h8300/h8300.c: Remove an extern declaration of
41705         rtx_equal_function_value_matters.
41707 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41709         * config/h8300/h8300.c (fix_bit_operand): Don't generate insns
41710         by hand.
41711         * config/h8300/h8300.md (*andqi3_1): Change to andqi3_1.
41712         (*iorqi3_1): Change to iorqi3_1.
41713         (*xorqi3_1): Change to xorqi3_1.
41715 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41717         * c-common.c, cfghooks.c, rtlanal.c, varasm.c: Fix comment
41718         typos.
41720 2004-02-17  Jan Hubicka  <jh@suse.cz>
41722         * i386.c (x86_prologue_using_move, x86_epilogue_using_move): Disable for P4.
41724 2004-02-18  Alan Modra  <amodra@bigpond.net.au>
41726         PR optimization/14119
41727         * combine.c (try_combine): When attemting to fix unrecognized insns,
41728         don't delete SETs marked with REG_EH_REGION notes.
41730 2004-02-17  Ulrich Weigand  <uweigand@de.ibm.com>
41732         * combine.c (simplify_if_then_else): Do not replace
41733         (if_then_else (ne reg 0) (0) (const_int)) by (reg) if the
41734         modes differ.
41736 2004-02-17  Steven Bosscher  <stevenb@suse.de>
41738         * (c-decl.c, c-semantics.c, calls.c, cgraph.c, cgraphunit.c,
41739         function.c, integrate.c, print-tree.c, toplev.c, tree-optimize.c,
41740         tree.h): Replace DECL_SAVED_INSNS with DECL_STRUCT_FUNCTION.
41741         * ada/utils.c: Likewise.
41742         * cp/decl.c: Likewise.
41743         * f/com.c: Likewise.
41744         * java/class.c: Likewise.
41746 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41748         * config/h8300/h8300.md: Fix comment typos.
41750 2004-02-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
41752         * config/mips/t-iris6gld: Renamed to ...
41753         * config/mips/t-irix-gld: ... this.
41754         * config.gcc (mips-sgi-irix6*): Reflect this
41755         (mips-sgi-irix5*): Use it with GNU ld.
41757         * config/mips/irix6-crti.asm, config/mips/irix6-crtn.asm: Renamed
41758         to ...
41759         * config/mips/irix-crti.asm, config/mips/irix-crtn.asm: ... this.
41760         * config/mips/t-irix-gld: Reflect this.
41761         * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
41763         * config/mips/iris5gld.h: New file.
41764         * config.gcc (mips-sgi-irix5*): Use it with GNU ld.
41765         Only use collect2 without gas.
41767         * config/mips/iris6.h (IRIX6_STARTFILE_SPEC, IRIX6_ENDFILE_SPEC):
41768         Renamed to IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
41769         (STARTFILE_SPEC, ENDFILE_SPEC, SUBTARGET_EXTRA_SPECS): Reflect this.
41770         * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
41772         * config/mips/iris6.h (SUBTARGET_EXTRA_SPECS): Moved ...
41773         * config/mips/iris5.h: ... here.
41775         * config/mips/iris5.h (STARTFILE_SPEC, ENDFILE_SPEC): Renamed to
41776         IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
41777         (STARTFILE_SPEC, ENDFILE_SPEC): Define.
41779         * config/mips/iris5gas.h (STARTFILE_SPEC, ENDFILE_SPEC): Simplify
41780         using irix_startfile_spec, irix_endfile_spec.
41782 2004-02-16  Gunther Nikl  <gni@gecko.de>
41784         * config/m68k/m68k.c: Remove obsolete support for HPUX_ASM.
41786 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41788         * config/h8300/h8300.c (h8300_expand_prologue): Don't generate
41789         insns by hand.
41791 2004-02-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
41793         * cfghooks.c (split_edge): Speed up updating of dominators.
41795 2004-02-17  Mark Mitchell  <mark@codesourcery.com>
41797         PR c++/11326
41798         * c-common.c (flag_abi_version): Remove.
41799         * c-common.h (flag_abi_version): Likewise.
41800         * c-opts.c (c_common_handle_option): Remove OPT_fabi_version case.
41801         * c.opt (fabi-version): Remove.
41802         * calls.c (expand_call): Always pass a function type to
41803         struct_value_rtx.  Use convert_memory_address.
41804         * common.opt (fabi-version): Add it.
41805         * flags.h (flag_abi_version): Likewise.
41806         (abi_version_at_least): New macro.
41807         * opts.c (common_handle_option): Add OPT_fabi_version.
41808         * toplev.c (flag_abi_version): Define it.
41809         * config/ia64/ia64.c (ia64_struct_retval_addr_is_first_parm_p):
41810         New function.
41811         (ia64_output_mi_thunk): Use it.
41812         (ia64_struct_value_rtx): Likewise.
41814 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41816         * config/h8300/h8300.c (h8300_emit_stack_adjustment):
41817         Don't generate insns by hand.
41819 2004-02-17  Andrew Pinski  <pinskia@physics.uc.edu>
41821         PR c++/14178
41822         * doc/invoke.texi (fabi-version): The default is 2 now.
41824 2004-02-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
41826         * loop-iv.c: New file.
41827         * Makefile.in (loop-iv.o): New.
41828         * basic_block.h (FOR_BB_INSNS, FOR_BB_INSNS_REVERSE): New macros.
41829         * cfgloop.c (fill_sons_in_loop, get_loop_body_in_dom_order,
41830         num_loop_branches): New functions.
41831         * cfgloop.h (get_loop_body_in_dom_order, num_loop_branches,
41832         iv_analysis_loop_init, iv_get_reaching_def, iv_analyse, get_iv_value,
41833         find_simple_exit, iv_number_of_iterations, iv_analysis_done,
41834         get_simple_loop_desc, free_simple_loop_desc): Declare.
41835         (simple_loop_desc): New inline function.
41836         (struct rtx_iv, struct niter_desc): New.
41837         * cfgloopmanip.c (loopify): Specify semantics more precisely.
41838         * expr.c (force_operand): Handle subregs of expressions created by
41839         loop unroller.
41840         * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Move
41841         parts of the initialization to toplev.c
41842         * loop-unroll.c (loop_exit_at_end_p): New.
41843         (unroll_and_peel_loops): Call iv_analysis_done.
41844         (decide_peel_once_rolling, decide_peel_completely,
41845         decide_unroll_stupid, decide_unroll_constant_iterations,
41846         decide_unroll_runtime_iterations, decide_peel_simple,
41847         peel_loop_simple, unroll_loop_stupid, unroll_loop_constant_iterations,
41848         unroll_loop_runtime_iterations): Use new simple loop analysis.
41849         * loop-unswitch.c (compare_and_jump_seq): New.
41850         (may_unswitch_on_p): Renamed to ...
41851         (may_unswitch_on): Use new iv analysis.
41852         (reversed_condition): Export.
41853         (unswitch_single_loop, unswitch_loop): Use new iv analysis.
41854         * predict.c (estimate_probability): Use new simple loop analysis.
41855         * rtl.h (get_mode_bounds, reversed_condition,compare_and_jump_seq,
41856         canon_condition, simplify_using_condition): Declare.
41857         * stor-layout.c (get_mode_bounds): New.
41858         * toplev.c (rest_of_handle_loop2): Some parts of
41859         initialization/finalization moved here from loop-init.c.
41861 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41863         * config/h8300/h8300.h (FIXED_REGISTERS): Add the soft frame
41864         pointer.
41865         (CALL_USED_REGISTERS): Likewise.
41866         (REG_ALLOC_ORDER): Likewise.
41867         (REG_CLASS) <GENERAL_REGS>: Likewise.
41869 2004-02-16  Geoffrey Keating  <geoffk@apple.com>
41871         * doc/md.texi (Insn Canonicalizations): Document left-chaining
41872         in associative operators.
41873         * rtlanal.c (commutative_operand_precedence): Create some new
41874         variables.  Prefer a commutative operand on the left, then
41875         binary expressions, then NEG and NOT.
41877 2004-02-16  Matthias Klose  <doko@debian.org>
41879         * config/t-slibgcc-elf-ver: Define SHLIB_NAME and SHLIB_SONAME
41880         in terms of SHLIB_SOVERSION.
41881         * config/m68k/t-slibgcc-elf-ver: New file.
41882         * config/pa/t-slibgcc-elf-ver: New file.
41883         * config.gcc (m68k-linux, parisc-linux): Use them when not
41884         sjlj exceptions are not configured.
41886 2004-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
41888         * config/sparc/sparc.c (get_pc_symbol_name): Mark with GTY(()).
41890 2004-02-16  Zack Weinberg  <zack@codesourcery.com>
41892         * sdbout.c (sdb_debug_hooks): Correct the type_decl entry.
41894 2004-02-16  Joseph S. Myers  <jsm@polyomino.org.uk>
41896         * doc/sourcebuild.texi: Mention backends.html.
41898 2004-02-16  Kazu Hirata  <kazu@cs.umass.edu>
41900         * c-decl.c, c-ppoutput.c, cpphash.h, cpplib.h, dbxout.c,
41901         line-map.c, line-map.h, var-tracking.c: Fix comment
41902         formatting.
41904 2004-02-16  Richard Henderson  <rth@redhat.com>
41906         * cse.c (cse_insn): Don't lose REG_NON_LOCAL_GOTO note.
41908         * fold-const.c (operand_equal_p): Fix VECTOR_CST comparison.
41910 2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
41912         * config/h8300/h8300.md: Remove unnecessary parallels from
41913         all define_insn and define_split patterns.
41915 2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
41917         * config/h8300/h8300.md: Remove explicit (set_attr "cc"
41918         "clobber").
41920 2004-02-15  Bernardo Innocenti  <bernie@develer.com>
41922         * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Restore support for
41923         '%#'.
41925 2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
41927         * config/ia64/ia64.c, config/mips/mips.c,
41928         config/mmix/mmix-modes.def: Fix comment typos.
41930 2004-02-15  Roger Sayle  <roger@eyesopen.com>
41932         * c-common.h (GET_DIRECTIVE_LINE): Remove unused macro.
41933         (get_directive_line): Remove unused function prototype.
41935 2004-02-14  Josef Zlomek  <zlomekj@suse.cz>
41937         * tree-inline.c (copy_body_r): Do not replace ret_label.
41939 2004-02-14  Jan Hubicka  <jh@suse.cz>
41941         * i386.c (x86_four_jump_limit): New variable.
41942         (k8_avoid_jump_misspredicts): Rename to ...
41943         (ix86_avoid_jump_misspredicts): .. this one.
41944         (ix86_pad_returns): Break out from ...
41945         (ix86_reorg): ... this one; do ix86_avoid_jump_misspredicts when asked
41946         to.
41947         * i386.h (TARGET_FOUR_JUMP_LIMIT): New macro.
41949 2004-02-14  Josef Zlomek  <zlomekj@suse.cz>
41951         * emit-rtl.c (set_decl_incoming_rtl): Check whether the 0th element of
41952         PARALLEL is NULL.
41954 2004-02-14  Per Bothner  <per@bothner.com>
41956         * fix-header.c (line_table):  Move local variable in main to global.
41957         * scan.h (line_table):  Use it.
41958         * scan-decls.c (scan_decls):  Need to call linemap_lookup on token's
41959         line (recently renamed to src_loc) before calling recognized_function.
41961 2004-02-14  Matt Kraai  <kraai@alumni.cmu.edu>
41963         * Makefile.in: Fix comment typos.
41965 2004-02-14  Olivier Hainque  <hainque@act-europe.fr>
41967         * loop.c (check_dbra_loop): Use gen_int_mode instead of GEN_INT
41968         for start_value when it is directly moved into reg, and factorize
41969         the retrieval of GET_MODE (reg).
41971 2004-02-14  Richard Sandiford  <rsandifo@redhat.com>
41973         * config/mips/mips-protos.h (mips_load_got_page): Delete.
41974         (mips_load_got_global): Delete.
41975         (mips_gotoff_page): Declare.
41976         * config/mips/mips.md (UNSPEC_LOAD_GOT): New constant.
41977         (*xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i): Build an
41978         UNSPEC_LOAD_GOT pattern rather than a MEM.
41979         (*load_got[sd]i): New patterns.
41980         * config/mips/mips.c (mips_got_alias_set, mips_load_got): Delete.
41981         (mips_load_got_page, mips_load_got_global): Delete.
41982         (mips_gotoff_page): New function.
41983         (override_options): Don't initialize mips_got_alias_set.
41985 2004-02-14  Richard Sandiford  <rsandifo@redhat.com>
41987         * config/mips/mips.h (MASK_DEBUG_[ABEFI], TARGET_DEBUG_[ABEFI]_MODE)
41988         (TARGET_MIPS4100, TARGET_MIPS4300, TARGET_MIPS4KC, TARGET_MIPS5KC)
41989         (TARGET_SB1, TUNE_SB1, TUNE_SR71K, BIGGEST_MAX_ARGS_IN_REGISTERS)
41990         (GO_PRINTF, GO_PRINTF2, GO_DEBUG_RTX, DFMODE_NAN, SFMODE_NAN): Delete.
41991         (TARGET_SWITCHES): Remove MASK_DEBUG_[ABEFI].
41992         * config/mips/mips.c: Fix some overly-long lines.
41993         (SINGLE_WORD_MODE_P, PIC_OFFSET_TABLE_MASK): Delete.
41994         (init_cumulative_args): Remove TARGET_DEBUG_E_MODE handling.
41996 2004-02-13  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
41998         * configure.ac: Search for as, ld below libexec/gcc.
41999         * configure: Regenerate.
42001 2004-02-14  Ben Elliston  <bje@wasabisystems.com>
42003         * config/arm/mmintrin.h (_mm_setwcx): Reverse arguments in call to
42004         __builtin_arm_setwcx ().
42005         * config/arm/arm.c (arm_expand_builtin): Generate operands
42006         correctly and reverse their order in call to gen_iwmmxt_tmcr ().
42008 2004-02-14  Ben Elliston  <bje@wasabisystems.com>
42010         * config/arm/arm.c (bdesc_2arg): Correct builtin names "wmulsh"
42011         and "wmuluh" to "wmulsm" and "wmulum", respectively.
42012         * config/arm/arm.h (enum arm_builtins): Rename enumerators to
42013         ARM_BUILTIN_WMULSM and ARM_BUILTIN_WMULUM.
42014         * config/arm/mmintrin.h (_mm_mulhi_pi16): Update intrinsic call.
42015         (_mm_mulhi_pu16): Likewise.
42017 2004-02-13  Zack Weinberg  <zack@codesourcery.com>
42019         * xcoffout.c (xcoff_assign_fundamental_type_number): Check
42020         DECL_NAME != 0 before dereferencing.
42022 2004-02-13  Ulrich Weigand  <uweigand@de.ibm.com>
42024         * config/s390/s390-protos.h (s390_output_symbolic_const): Remove.
42025         (s390_output_addr_const_extra): Declare.
42026         (s390_output_pool_entry): Remove FILE * argument.
42027         * config/s390/s390.c (s390_output_symbolic_const): Remove.
42028         (s390_output_addr_const_extra): New function.
42029         (print_operand_address): Call output_addr_const instead of
42030         s390_output_symbolic_const.
42031         (print_operand): Likewise.
42032         (s390_output_pool_entry): Use assemble_integer for symbolic constants.
42033         Remove FILE * argument.
42034         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Define.
42035         * config/s390/s390.md ("*pool_entry"): Adapt s390_output_pool_entry
42036         call.
42038 2004-02-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
42040         * cfgloopanal.c (mark_irreducible_loops): Rewriten.
42041         (struct edge, struct vertex, struct graph): New.
42042         (dump_graph, new_graph, add_edge, dfs, check_irred, for_each_edge,
42043         free_graph): New functions.
42045 2004-02-12  Chris Demetriou  <cgd@broadcom.com>
42047         * config/mips/mips.md (casesi_internal, casesi_internal_di):
42048         Use ".set macro" to avoid warnings about multi-instruction
42049         macros, since they're intentional.
42051 2004-02-12  Geoffrey Keating  <geoffk@apple.com>
42053         * config/darwin.h: Add include guards.  Remove old, now incorrect,
42054         comment about STANDARD_EXEC_PREFIX.
42056         * Makefile.in (install-man): Use $(CPP_INSTALL_NAME) and
42057         $(GCOV_INSTALL_NAME) to install manpages.  Remove generic rule
42058         for installing .1 manpages.  Add rules for installing cpp
42059         and gcov manpages under their installed names.
42061 2004-02-12  Alexandre Oliva  <aoliva@redhat.com>
42063         * configure.ac (gcc_cv_ld): Don't set to LD if target is not
42064         host, but try LD_FOR_TARGET first.
42065         * configure: Rebuilt.
42067 2004-02-12  Zack Weinberg  <zack@codesourcery.com>
42069         * dbxout.c: Move declaration of dbxout_type_decl outside
42070         #ifdef DBX_DEBUGGING_INFO.
42071         * c-parse.in: Don't give the asmdef production a type.
42073 2004-02-12  Zack Weinberg  <zack@codesourcery.com>
42075         * debug.h (struct gcc_debug_hooks): Add type_decl field.
42076         (debug_nothing_tree_int): Prototype.
42077         (dwarf_debug_hooks): Delete, unused.
42078         * debug.c (do_nothing_debug_hooks): Update.
42079         (debug_nothing_tree_int): New function.
42080         * langhooks.h (struct lang_hooks_for_decls):
42081         Remove builtin_type_decls field.
42082         * langhooks-def.h (LANG_HOOKS_BUILTIN_TYPE_DECLS): Delete.
42083         (LANG_HOOKS_DECLS): Update.
42084         * toplev.c (rest_of_decl_compilation, rest_of_type_compilation):
42085         Use debug_hooks->type_decl.
42086         * dbxout.c (preinit_symbols): New static.
42087         (dbx_debug_hooks, xcoff_debug_hooks): Update.
42088         (dbxout_init): Don't call DBX_OUTPUT_STANDARD_TYPES or
42089         lang_hooks.decls.builtin_type_decls.  Do scan preinit_symbols
42090         for symbols to output.
42091         (dbxout_type_decl): New function.
42092         (dbxout_symbol): If called before dbxout_init has run, queue
42093         the symbol for later.  Apply DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER
42094         to TYPE_DECLs before emitting them.
42095         * xcoffout.c (assign_type_number): Delete.
42096         (xcoff_type_numbers): New static table.
42097         (xcoff_assign_fundamental_type_number): New function.
42098         * xcoffout.h: Define DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER, not
42099         DBX_OUTPUT_STANDARD_TYPES.  Remove unnecessary #ifdefs.
42100         * sdbout.c: Include varray.h.
42101         (deferred_global_decls): New static.
42102         (sdb_debug_hooks): Update.
42103         (sdbout_global_decl): If we can't emit something right now,
42104         remember it in deferred_global_decls.
42105         (sdbout_finish): Just scan deferred_global_decls; don't call getdecls.
42106         (sdbout_init): Initialize deferred_global_decls.
42107         * Makefile.in: Update dependencies of sdbout.o.
42108         * dwarf2out.c (dwarf2out_type_decl): New function.
42109         (dwarf2_debug_hooks): Update.
42110         * vmsdbgout.c (vmsdbg_debug_hooks): Update.
42111         * c-decl.c (getdecls): Just return 0.
42112         (check_for_loop_decls): Don't use getdecls.
42113         (record_builtin_type): Call debug_hooks->type_decl on the TYPE_DECL.
42114         * c-objc-common.c (c_objc_common_finish_file): Don't use getdecls.
42116 2004-02-12  Ulrich Weigand  <uweigand@de.ibm.com>
42118         * config/s390/s390.c (s390_sched_reorder2): Remove.
42119         (TARGET_SCHED_REORDER2): Do not redefine.
42121 2004-02-12  Zack Weinberg  <zack@codesourcery.com>
42123         * c-parse.in (maybe_type_qual): Delete.
42124         (maybe_volatile, simple_asm_expr, asmdef, asm_stmt)
42125         (asm_argument): New grammar rules.
42126         (extdef_1): Use asmdef.
42127         (maybeasm): Move down with other asm rules; use simple_asm_expr.
42128         (xexpr): Move up with other expression rules.
42129         (stmt): Use asm_stmt.
42131         * c-typeck.c (build_asm_expr): New function - body mostly
42132         pulled from build_asm_stmt.
42133         (build_asm_stmt): Just handle tacking on the volatile qualifier.
42134         * c-tree.h (build_asm_expr, build_asm_stmt): Update prototypes.
42136 2004-02-12  Richard Sandiford  <rsandifo@redhat.com>
42138         PR bootstrap/13617
42139         * config/mips/mips-protos.h (mips_output_aligned_decl_common): Declare.
42140         (mips_declare_object): Make variadic.
42141         * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use
42142         mips_output_aligned_decl_common.
42143         * config/mips/mips.c (mips_output_aligned_decl_common): New function.
42144         (mips_declare_object): Make variadic.
42146 2004-02-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
42148         * function.c (update_epilogue_consts): Teach about binary operations.
42150         * emit-rtl.c (set_mem_attributes_minus_bitpos): Don't kill
42151         previous MEM_VOLATILE in REF.
42152         * function.c (fixup_var_refs): Save volatile_ok and set to 1.
42153         * expr.c (emit_block_move_via_movstr): Save and restore volatile_ok.
42155 2004-02-12  Gunther Nikl  <gni@gecko.de>
42157         * config.gcc: Restore support for m68k-openbsd.
42159 2004-02-12  Jan Hubicka  <jh@suse.cz>
42161         * tree-optimize.c (tree_rest_of_compilation): Do not release
42162         DECL_ARGUMENTS.
42164 2004-02-11  Matt Kraai  <kraai@alumni.cmu.edu>
42166         * doc/install.texi: Fix the spelling of "explicitly".
42168 2004-02-11  Eric Christopher  <echristo@redhat.com>
42170         * cppcharset.c (_cpp_interpret_string_notranslate): Rename and
42171         duplicate argument structure of cpp_interpret_string.
42172         * cpphash.h: Move prototype...
42173         * cpplib.h: Here.
42174         * cpplib.c: Fix calls to match new function signature.
42176 2004-02-11  Joseph S. Myers  <jsm@polyomino.org.uk>
42178         PR c/456
42179         * cppexp.c (num_binary_op): Don't allow comma operators in #if
42180         constant expressions at all outside C99 mode if pedantic.
42182 2004-02-11  Uros Bizjak  <uros@kss-loka.si>
42184         * optabs.h (enum optab_index): Add new OTI_log10 and OTI_log2.
42185         (log10_optab, log2_optab): Define corresponding macros.
42186         * optabs.c (init_optabs): Initialize log10_optab and log2_optab.
42187         * genopinit.c (optabs): Implement log10_optab and log2_optab
42188         using log10?f2 and log2?f2 patterns.
42189         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG10{,F,L}
42190         using log10_optab, and BUILT_IN_LOG2{,F,L} using log2_optab.
42191         (expand_builtin): Expand BUILT_IN_LOG10{,F,L} and BUILT_IN_LOG2{,F,L}
42192         using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
42194         * config/i386/i386.md (log10sf2, log10df2, log10xf2, log2sf2,
42195         log2df2, log2xf2): New patterns to implement log10, log10f, log10l,
42196         log2, log2f and log2l built-ins as inline x87 intrinsics.
42198 2004-02-11  Richard Henderson  <rth@redhat.com>
42200         PR target/1532
42201         * flow.c (insn_dead_p): A clobber of a dead hard register is a
42202         dead insn after reload.
42204 2004-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
42206         * tree.h (frame_base_decl): Add GTY marker.
42207         * var-tracking.c (frame_base_decl): Likewise.
42209 2004-02-11  Daniel Berlin  <dberlin@dberlin.org>
42211         * dwarf2out.c (output_loc_list): Remove no longer necessary, and now
42212         incorrect, hunk.
42213         (add_location_or_const_value_attribute): Use text_section_label,
42214         not TEXT_SECTION_NAME.
42216 2004-02-11  Per Bothner  <per@bothner.com>
42218         Represent column numbers using line-map's source_location.
42219         The "next available source_location" is now managed internally by
42220         line-maps.c rather than by clients.
42221         * line-map.h (struct line_map):  New field column_bits.
42222         <from_line>:  Rename field to start_location.
42223         (struct line_maps):  New fields highest_location and max_column_hint.
42224         (linemap_check_files_exited):  New declaration.
42225         (linemap_line_start):  New declaration.
42226         (linemap_add):  Remove from_line parameter; use highest_location field.
42227         (SOURCE_LINE, LAST_SOURCE_LINE):  Modify to use column_bits.
42228         (SOURCE_COLUMN, LAST_SOURCE_LINE_LOCATION):  New macros.
42229         (CURRENT_LINE_MAP):  Remove macro.
42230         (linemap_position_for_column):  New inline function.
42231         * line-map.c (linemap_init):  Clear new fields.
42232         (linemap_check_files_exited):  New function, extracted from ...
42233         (linemap_free):  Use linemap_check_files_exited.
42234         (linemap_add):  Remove from_line parameter.  Various updates.
42235         (linemap_line_start):  New function.
42236         (linemap_lookeup):  Update for new field names.
42237         * cpphash.h (struct cpp_reader) <map>:  Field removed.  Because
42238         linemap_position_for_column may unpredictably change the current map,
42239         it is cleaner and simpler for us to not cache it in cpp_reader.
42240         (struct cpp_buffer):  New sysp field.
42241         Changed warned_cplusplus_comments and from_stage3 to bitfields.
42242         * cppinit.c (cpp_read_min_file):  pfile->map no longer exists.
42243         * cpplib.c (do_line, do_linemarker, _cpp_do_file_change):  Get
42244         current map using linemap_lookup.
42245         (do_linemarker):  Also set buffer's sysp field.
42246         (destringize_and_run):  No longer need to decrement current line.
42247         * cppfiles.c (_cpp_stack_file):  Set sysp from and in buffer.
42248         (search_path_head, open_file_failed):  Use buffer's sysp.
42249         (cpp_make_system_header):  Get current map using linemap_lookup.
42250         Also set buffer's sysp flag.
42251         * cppmacro.c (_cpp_builtin_macro_text):  Likewise use linemap_lookup.
42252         * cpphash.h (CPP_INCREMENT_LINE):  New macro.
42253         (struct cpp_buffer):  Moved fields saved_cur, saved_rlimit to ...
42254         (struct cpp_reader):  ... and adding saved_line_base field.
42255         * cpptrad.c (_cpp_overlay_buffer, _cpp_remove_overlay):
42256         Update accordingly.  Don't adjust line.
42257         (_cpp_scan_out_logical_line):  Use CPP_INCREMENT_LINE.
42258         * cpphash.c (CPP_IN_SYSTEM_HEADER):  Replaced macro by ...
42259         (cpp_in_system_header):  ... new inline function, using buffer's sysp.
42260         * cpperror.c (_cpp_begin_message):  Update to use cpp_in_system_header.
42261         * cpplex.c (_cpp_lex_direct):  Likewise.
42262         * cppmacro.c (_cpp_builtin_macro_text):  Likewise.
42263         * cppmacro.c (_cpp_create_definition):  Use buffer's sysp field.
42264         * cpplib.h (struct cpp_token):  Rename line field to src_loc.
42265         Remove col field as it is now subsumed by src_loc.
42266         * cpperror.c:  Update various field, parameter, and macro names.
42267         (print_location):  If col==0, try SOURCE_COLUMN of line.
42268         (cpp_error):  Use cur_token's src_loc field, rather than line+col.
42269         * cpplib.c (do_diagnostic):  Token's src_loc fields replaces line+col.
42270         * cpplex.c (_cpp_process_line_notes, _cpp_lex_direct,
42271         _cpp_skip_block_comment):  Use CPP_INCREMENT_LINE.
42272         (_cpp_temp_token):  Replace cpp_token's line+col fields by src_loc.
42273         (_cpp_get_fresh_line):  Don't need to adjust line for missing newline.
42274         (_cpp_lex_direct):  Use linemap_position_for_column.
42275         * c-ppoutput.c (maybe_print_line, print_line):  Don't take map
42276         parameter.  Instead get it from the line_table global.  Adjust callers.
42277         (print):  Remove map field.  Replace line field to src_line.
42278         (init_pp_output, account_for_newlines, maybe_print_line):  Adjust.
42279         (cb_line_change):  Use SOURCE_COLUMN.  Minor optimizations.
42280         (pp_file_change):  Use MAIN_FILE_P since we cannot checked print.map.
42281         Use LAST_SOURCE_LINE_LOCATION to "catch up" after #include.
42282         * cpptrad.c (copy_comment):  Rename variable.
42283         * c-lex.c (map):  Remove static variable, for same reason we removed
42284         cpp_reader's map field.
42285         (cb_line_change, cb_def_pragma, cb_define, cb_undef):  Hence we need
42286         to call linemap_lookup.
42287         (cb_line_change):  Token's line field replaced by src_loc.
42288         (fe_file_change):  Use MAINFILE_P and LAST_SOURCE_LINE macros.
42289         Don't save new_map.
42291         * cpphash.h, cpperror.c, cpplib.h:  Some renames of fileline to
42292         source_location.
42294 2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>
42296         * config/rs6000/altivec.md (*movv4si_internal): At least one
42297         operand must be register_operand.
42298         (*movv8hi_internal1): Likewise.
42299         (*movv16qi_internal1): Likewise.
42300         (*movv4sf_internal1): Likewise.
42302 2004-02-10  Aldy Hernandez  <aldyh@redhat.com>
42304         * config/rs6000/spe.md ("*movv2si_internal"): Check for register
42305         operand.
42306         (movv4hi_internal): Same.
42307         (movv2sf_internal): Same.
42308         (movv1di_internal): Same.
42310 2004-02-11  Thiemo Seufer  <seufer@csv.ica.uni-stuttgart.de>
42312         * config/mips/mips.h (TARGET_OLDABI): Define. Use TARGET_NEWABI and
42313         TARGET_OLDABI consistently.
42314         * config/mips/mips.c (function_arg,mips_setup_incoming_varargs,
42315         mips_va_arg,override_options,compute_frame_size,
42316         mips_initial_elimination_offset,mips16_fp_args,build_mips16_call_stub
42317         ,mips_return_in_memory,mips_strict_argument_naming): Use TARGET_NEWABI
42318         and TARGET_OLDABI consistently.
42319         * config/mips/mips.md (exception_receiver): Likewise.
42320         * config/mips/linux64.h: Likewise.
42322 2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>
42324         * gcc/config/rs6000/rs6000.c (rs6000_override_options)
42325         Set AltiVec ABI and vrsave as default for ppc64 linux.
42326         (init_cumulative_args): Post error, if try to return
42327         value in AltiVec register without enable AltiVec.
42328         (function_arg_advance): Ditto for passing arguments.
42330 2004-02-11  Richard Sandiford  <rsandifo@redhat.com>
42332         * emit-rtl.c (mark_label_nuses): Check that a LABEL_REF refers to
42333         a label before updating its usage count.
42335 2004-02-10  Matt Kraai  <kraai@alumni.cmu.edu>
42337         * doc/install.texi: Remove extra cd.
42339 2004-02-10  Ziemowit Laski  <zlaski@apple.com>
42341         * c-common.c (vector_size_helper): Remove; call
42342         reconstruct_complex_type() instead.
42343         * tree.c (reconstruct_complex_type): New function
42344         (formerly vector_size_helper() in c-common.c).
42345         (make_vector): Make externally visible.
42346         * tree.h (reconstruct_complex_type, make_vector): Add prototypes.
42348 2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>
42350         * config/h8300/h8300-protos.h: Add a prototype for
42351         h8300_regs_ok_for_stm.
42352         * config/h8300/h8300.c (h8300_regs_ok_for_stm): New.
42353         * config/h8300/h8300.md (stm_h8300s_2_advanced,
42354         stm_h8300s_2_normal, stm_h8300s_2, stm_h8300s_3_advanced,
42355         stm_h8300s_3_normal, stm_h8300s_3, stm_h8300s_4_advanced,
42356         stm_h8300s_4_normal, stm_h8300s_4, ldm_h8300s_2_advanced,
42357         ldm_h8300s_2_normal, ldm_h8300s_2, ldm_h8300s_3_advanced,
42358         ldm_h8300s_3_normal, ldm_h8300s_3, ldm_h8300s_4_advanced,
42359         ldm_h8300s_4_normal, ldm_h8300s_4): Use
42360         h8300_regs_ok_for_stm().
42362 2004-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
42364         PR c/14088
42365         * real.c (real_from_string): Look for 'X' as well as 'x' in
42366         hexfloat strings.
42368 2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>
42370         * config/h8300/h8300.md: Remove an incorrect comment about
42371         peephole2.  Add comments.
42373 2004-02-10  Josef Zlomek  <zlomekj@suse.cz>
42375         PR/14058
42376         * emit-rtl.c (set_decl_incoming_rtl): New.
42377         * tree.h (set_decl_incoming_rtl): New.
42378         * function.c (assign_parms): Use set_decl_incoming_rtl for setting
42379         DECL_INCOMING_RTL.
42380         * ada/misc.c (adjust_decl_rtl): Likewise.
42382 2004-02-10  Per Bothner  <per@bothner.com>
42384         * c-opts.c (c_common_post_options):   Don't emit working directory
42385         in cpp output if -P was specified.
42387 2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
42389         PR c/14092
42390         * fold-const.c (fold) <NEGATE_EXPR>: Convert result of
42391         negate_expr back to the original type.
42393 2004-02-10  Alan Modra  <amodra@bigpond.net.au>
42395         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't
42396         bump retaddr here.
42398 2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
42400         * rtl.h (schedule_insns, schedule_ebbs, fix_sched_param,
42401         gen_lowpart_SUBREG): Move under the file in which they
42402         are actually declared.
42404 2004-02-10  Arnaud Charlet  <charlet@act-europe.fr>
42406         * doc/sourcebuild.texi: Add libada documentation.
42408         * doc/install.texi: Update documentation on Ada build, now
42409         that the GNAT lib and tools are built automatically.
42411 2004-02-10  Richard Sandiford  <rsandifo@redhat.com>
42413         * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI
42414         && TARGET_IRIX.
42416 2004-02-09  Ziemowit Laski  <zlaski@apple.com>
42418         * objc/objc-act.c (get_super_receiver): Move '#ifdef OBJCPLUS'
42419         boundaries outside build_component_ref() call (a macro in ObjC++).
42421 2004-02-09  Bob Wilson  <bob.wilson@acm.org>
42423         * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Update.
42424         (init_cumulative_args): Likewise.
42425         (a7_overlap_mentioned_p): Delete prototype.
42426         * config/xtensa/xtensa.c (struct machine_function): Replace
42427         incoming_a7_copied field with need_a7_copy and vararg_a7 flags.
42428         Add set_frame_ptr_insn field.
42429         (xtensa_emit_move_sequence): Update call to xtensa_copy_incoming_a7.
42430         (xtensa_copy_incoming_a7): Rewrite to check need_a7_copy flag and check
42431         if the operand is an argument in a7.  If so, copy a7 to a new pseudo
42432         at the function entry and replace the operand with the pseudo.
42433         (init_cumulative_args): Remove unused arguments.  Add new "incoming"
42434         argument and record this flag in CUMULATIVE_ARGS.
42435         (function_arg): Remove result_mode and special-case code to handle
42436         arguments in a7.  Instead, set need_a7_copy flag when there is an
42437         incoming argument in a7.
42438         (xtensa_expand_prologue): Remove code to search for set_frame_ptr insn
42439         and use the value recorded in cfun->machine->set_frame_ptr_insn.
42440         (xtensa_builtin_saveregs): Check for negative gp_left value.  Set
42441         need_a7_copy and vararg_a7 flags.  Use move_block_from_reg instead of
42442         special-case code.
42443         (a7_overlap_mentioned_p): Delete.
42444         * config/xtensa/xtensa.h (CUMULATIVE_ARGS): Add "incoming" flag.
42445         (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Remove useless
42446         arguments to init_cumulative_args and pass "incoming" flag instead.
42447         (BLOCK_REG_PADDING): Delete.
42448         * config/xtensa/xtensa.md (movdi, movsf, movdf): Remove unnecessary
42449         checks for reload_in_progress and reload_completed.  Update calls to
42450         xtensa_copy_incoming_a7.
42451         (ashlsi3): Rename existing insn to ashlsi3_internal.  Add expander
42452         to call xtensa_copy_incoming_a7.
42454 2004-02-09  DJ Delorie  <dj@redhat.com>
42456         * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): No
42457         longer modify standard_exec_prefix, standard_bindir_prefix, or
42458         standard_startfile_prefix.
42460 2004-02-09  James E Wilson  <wilson@specifixinc.com>
42462         PR c++/11295
42463         * c-common.c (c_expand_expr, case STMT_EXPR): Change expand_expr call
42464         to expand_expr_real call, and pass in alt_rtl as last argument.
42466         PR libstdc++/5625
42467         * builtin-types.def (BT_WORD, BT_FN_WORD_PTR): New.
42468         * builtins.c (expand_builtin): Handle BUILT_IN_EXTEND_POINTER.
42469         * builtins.def (BUILT_IN_EXTEND_POINTER): New.
42470         * except.c (expand_builtin_extend_pointer): New.
42471         * except.h (expand_builtin_extend_pointer): Declare.
42473 2004-02-09  David Edelsohn  <edelsohn@gnu.org>
42475         * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow
42476         unaligned loads and stores.
42478 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
42480         * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
42481         * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.
42483         * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
42484         * config/mips/iris5.h: ... here.
42485         * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.
42487         * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
42488         * config/mips/iris5.h: ... here.
42490 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
42492         * configure.ac: Remove default executable files before AC_PROG_CC.
42493         * configure: Regenerate.
42495 2004-02-09  Kazu Hirata  <kazu@cs.umass.edu>
42497         PR target/13721
42498         * config/h8300/h8300.c (byte_reg): Call abort() if asked to
42499         print a operand other than a register.
42501 2004-02-09  Roger Sayle  <roger@eyesopen.com>
42503         * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
42504         tree code rather than call fold_convert, which doesn't specify a
42505         default floating point to integer conversion.
42507 2004-02-08  Bernardo Innocenti  <bernie@develer.com>
42509         * config/m68k/m68k.c, config/m68k/m68k.md (SGS, SGS_CMP_ORDER): Remove
42510         code to support SGS assembler.  Reformat adjacent code where possible.
42511         * config/m68k/m68k.c (switch_table_difference_label_flag): Remove
42512         definition.
42513         * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Remove support
42514         for '%#'.
42515         * config/m68k/linux.h, config/m68k/m68k.c,
42516         * config/m68k/math-68881.h: Replace `%#' with `#' in inline asm
42517         macros and asm_printf() format strings.
42518         * config/m68k/m68kelf.h (ASM_OUTPUT_CASE_END): Remove macro definition.
42519         * config/m68k/linux.h: Update copyright.
42520         * config/m68k/linux.h, config/m68k/m68k.c: Remove traling whitespace.
42522 2004-02-08  Andreas Schwab  <schwab@suse.de>
42523             Bernardo Innocenti  <bernie@develer.com>
42525         * config/m68k/m68k.h (REGISTER_NAMES): Prefix each name with
42526         REGISTER_PREFIX.
42527         * (M68K_FP_REG_NAME): New macro to specify an alternate name for the
42528         frame pointer register, overridable by OS targets.
42529         * (M68K_REGNAME): Macro to obtain register name for asm output,
42530         eventually replacing %a6 with M68K_FP_REG_NAME.
42531         * config/m68k/coff.h (REGISTER_NAMES): Don't redefine.
42532         * config/m68k/linux.h (REGISTER_NAMES): Likewise.
42533         * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
42534         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Likewise.
42535         * config/m68k/m68k.c: Use M68K_REGNAME(x) in place of reg_names[x].
42537 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
42539         * target-def.h (TARGET_STRUCT_VALUE_RTX): Define as
42540         hook_rtx_tree_int_null.
42541         * targhooks.c (default_struct_value_rtx): Remove.
42542         * targhooks.h: Remove the prototype for
42543         default_struct_value_rtx.
42544         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
42545         config/fr30/fr30.c, config/h8300/h8300.c, config/i386/i386.c,
42546         config/ip2k/ip2k.c, config/iq2000/iq2000.c,
42547         config/m32r/m32r.c, config/mcore/mcore.c, config/mips/mips.c,
42548         config/mn10300/mn10300.c, config/pdp11/pdp11.c,
42549         config/rs6000/rs6000.c, config/s390/s390.c,
42550         config/stormy16/stormy16.c, config/v850/v850.c,
42551         config/xtensa/xtensa.c (TARGET_STRUCT_VALUE_RTX): Remove.
42552         * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document the default.
42554 2004-02-08  Joseph S. Myers  <jsm@polyomino.org.uk>
42556         * README.Portability: Change "ISO C89" to "ISO C90".
42557         * c-parse.in (primary, initelt): Likewise.
42559 2004-02-08  Richard Sandiford  <rsandifo@redhat.com>
42561         * real.c (encode_ibm_extended): Normalize the input value before
42562         converting it to a double.  Handle the case where a normal value
42563         rounds to infinity.
42565 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
42567         * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
42568         warning.
42569         * cse.c (preferrable): Change to preferable. Update all of its
42570         callers.
42571         * genautomata.c (ainsn): Change
42572         first_ainsn_with_given_equialence_num to
42573         first_ainsn_with_given_equivalence_num.  Update all of its
42574         references.
42576 2004-02-08  Jan Hubicka  <jh@suse.cz>
42578         * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data.
42580 2004-02-07  David Edelsohn  <edelsohn@gnu.org>
42582         * function.c (assign_parms): Fix formatting.
42584 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
42586         * default.h (PROMOTE_PROTOTYPES): Remove.
42587         * system.h (PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES,
42588         STRUCT_VALUE_REGNUM, SETUP_INCOMING_VARARGS,
42589         EXPAND_BUILTIN_SAVEREGS): Poison.
42590         * target-def.h (TARGET_PROMOTE_FUNCTION_RETURN): Define as
42591         hook_bool_tree_false.
42592         (TARGET_PROMOTE_PROTOTYPES): Likewise.
42593         * target.h: Replace SETUP_INCOMING_VARARGS with
42594         targetm.calls.setup_incoming_varargs().
42595         * targhooks.c (default_promote_function_return): Remove.
42596         (default_promote_prototypes): Likewise.
42597         (default_struct_value_rtx): Always abort().
42598         (default_expand_builtin_saveregs): Always print an error
42599         message.
42600         (default_setup_incoming_varargs): Do nothing.
42601         (default_pretend_outgoing_varargs_named): Don't depend on
42602         SETUP_INCOMING_VARARGS.
42603         * targhooks.h: Remove the prototype for
42604         default_promote_function_return and
42605         default_promote_prototypes.
42607 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
42609         * system.h (SHARED_SECTION_ASM_OP): Poison.
42610         * varasm.c (data_section): Don't use SHARED_SECTION_ASM_OP.
42611         * doc/tm.texi (SHARED_SECTION_ASM_OP): Remove.
42613 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
42615         Bug 13856
42616         * c-decl.c (diagnose_mismatched_decls): Only give special
42617         treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
42618         is also true.
42619         (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
42620         DECL_FUNCTION_CODE when defining a built-in function.
42621         Don't update DECL_ESTIMATED_INSNS.
42622         * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
42623         FUNCTION_DECLs.
42624         * tree.h: Delete DECL_ESTIMATED_INSNS.
42625         * tree-inline.c (struct inline_data): Delete inlined_insns field.
42626         (expand_call_inline, optimize_inline_calls): Don't update
42627         DECL_ESTIMATED_INSNS nor inlined_insns.
42628         * cgraphunit.c (cgraph_analyze_function): Don't update
42629         DECL_ESTIMATED_INSNS.
42631 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
42633         * c-common.c (shadow_warning): Delete.
42634         * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
42635         * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
42636         * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
42637         * c-parse.in (free_parser_stacks): Delete.
42639 2004-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
42641         * Makefile.in, config/t-slibgcc-darwin, config/t-slibgcc-elf-ver,
42642         config/t-slibgcc-sld, config/mips/t-iris5-6, config/sh/t-linux:
42643         Use the top level mkinstalldirs, not the one in the gcc subdir.
42644         * mkinstalldirs: Remove (from the gcc subdir).
42646 2004-02-07  Roger Sayle  <roger@eyesopen.com>
42648         PR middle-end/13696
42649         * fold-const.c (fold_convert): New function to provide type
42650         conversion to the middle-end without using convert.
42651         (negate_expr, associate_trees, size_diffop, omit_one_operand,
42652         operand_equal_for_comparison_p, pedantic_omit_one_operand,
42653         invert_truthvalue, optimize_bit_field_compare, range_binop,
42654         decode_field_reference, make_range, build_range_check, unextend,
42655         fold_truthop, extract_muldiv_1, fold_mathfn_compare,
42656         fold_binary_op_with_conditional_arg, fold_inf_compare,
42657         fold_single_bit_test, fold, multiple_of_p): Replace all calls to
42658         convert with calls to fold_convert.
42660 2004-02-07  Jan Hubicka  <jh@suse.cz>
42662         * genrecog.c (find_operand): add extra argument stop.
42663         (validate_pattern): Verify that mach_dup is duplicating operand
42664         defined lexically earlier.
42666 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
42668         * config.gcc: Don't mention MAX_LONG_TYPE_SIZE.
42669         * system.h (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
42670         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Poison.
42671         * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
42672         config/ia64/ia64.h, config/ip2k/ip2k.h,
42673         config/iq2000/iq2000.h, config/mips/iris5.h,
42674         config/mips/mips.h, config/pa/pa-64.h, config/pa/pa.h,
42675         config/rs6000/aix51.h, config/rs6000/aix52.h,
42676         config/rs6000/darwin.h, config/rs6000/rs6000.h,
42677         config/s390/s390.h, config/sh/sh.h, config/sparc/freebsd.h,
42678         config/sparc/linux.h, config/sparc/linux64.h,
42679         config/sparc/netbsd-elf.h, config/sparc/sparc.h,
42680         config/xtensa/xtensa.h: Remove the definitions of
42681         MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE, and/or
42682         MAX_WCHAR_TYPE_SIZE.
42683         * doc/tm.texi (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
42684         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Remove.
42686 2004-02-07  Stephane Carrez  <stcarrez@nerim.fr>
42688         PR bootstrap/13990
42689         * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to
42690         gen_rtx_NE.
42692 2004-02-07  Josef Zlomek  <zlomekj@suse.cz>
42694         * var-tracking.c (vt_add_function_parameters): Surround checkings by
42695         #ifdef ENABLE_CHECKING and #endif.
42697 2004-02-07  Roger Sayle  <roger@eyesopen.com>
42699         * fold-const.c (negate_expr_p, negate_expr): Optimize -(A+B) into
42700         either (-A)-B or (-B)-A, if A or B is easily negated respectively.
42701         (fold) <MINUS_EXPR>: Optimize (A*C) - (B*C) -> (A-B)*C for both
42702         integer types and floating point with unsafe_math_optimizations.
42703         Add similar optimization for (A*C1) - (A*C2) -> A*(C1-C2).
42704         Optimize A - B as A + (-B), if B is easily negated.
42706 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
42708         * c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
42709         config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
42710         config/m32r/linux.h, config/rs6000/ppc64-fp.c,
42711         config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
42712         Update copyright.
42714 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
42716         * c-ppoutput.c, var-tracking.c: Fix comment typos.
42718 2004-02-06  James E Wilson  <wilson@specifixinc.com>
42720         * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
42721         glibc 2.3 or better.
42723 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42725         * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change
42726         to FLOAT_LIB_COMPARE_RETURNS_BOOL.
42728 2004-02-07  Alan Modra  <amodra@bigpond.net.au>
42730         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
42731         (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
42732         (SHLIB_MKMAP_OPTS): Delete.
42733         (TARGET_LIBGCC2_CFLAGS): Add -specs.
42734         (bispecs): Add rule.
42735         * config/rs6000/libgcc-ppc64.ver: New file.
42736         * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
42737         (__floatdidf, __floatdisf): Optimize multiply.
42738         (__fixunstfdi): New function.
42739         * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
42740         real and imag parts larger than one register.
42741         (function_arg): Correct type of reg used when fp arg split partially
42742         to stack.
42743         * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
42744         and __MACH__ or __powerpc64__.
42746 2004-02-06  Roger Sayle  <roger@eyesopen.com>
42747             Ulrich Weigand  <uweigand@de.ibm.com>
42749         * builtins.c (expand_builtin_signbit): Use extract_bit_field instead
42750         of gen_highpart or gen_lowpart when the floating point format is
42751         wider than the result mode.
42753 2004-02-06  Andrew Pinski  <pinskia@physics.uc.edu>
42755         * dwarf2out.c (loclabel_num): Move into #ifdef
42756         DWARF2_DEBUGGING_INFO.
42758 2004-02-06  Ziemowit Laski  <zlaski@apple.com>
42760         * objc/objc-act.c (build_super_template) the 'class' field of
42761         'struct _objc_super' shall be named 'super_class' #ifdef OBJCPLUS.
42762         (get_super_receiver): Likewise.
42764 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42766         * reload1.c (check_eliminable_occurrences): Optimize the reset
42767         of can_eliminate.
42768         (eliminate_regs_in_insn): Likewise.
42770 2004-02-06  Daniel Berlin <dberlin@dberlin.org>
42771             Josef Zlomek  <zlomekj@suse.cz>
42773         * dwarf2out.c (struct gcc_debug_hooks): Call dwarf2out_begin_function
42774         at the beginning of function, call dwarf2out_var_location for
42775         NOTE_INSN_VAR_LOCATION note.
42776         (struct var_loc_node, struct var_loc_list_def, loclabel_num,
42777         decl_loc_table): New.
42778         (lookup_decl_loc): New function.
42779         (add_var_loc_to_decl): New function.
42780         (based_loc_descr): Added parameter can_use_fbreg, DW_OP_fbreg is used
42781         only if can_use_fbreg.
42782         (mem_loc_descriptor): Added parameter can_use_fbreg, pass it to other
42783         functions.
42784         (loc_descriptor): Likewise. Process VAR_LOCATION.
42785         (concat_loc_descriptor): Call loc_descriptor with can_use_fbreg == true.
42786         (loc_descriptor_from_tree): Call mem_loc_descriptor with
42787         can_use_fbreg == true.
42788         (add_location_or_const_value_attribute): Added parameter enum
42789         dwarf_attribute attr, generate attribute ATTR.  Create the location list.
42790         (add_bound_info): Call loc_descriptor with can_use_fbreg == true.
42791         (gen_formal_parameter_die): Call add_location_or_const_value_attribute
42792         with attr == DW_AT_location.
42793         (gen_subprogram_die): Generate the location list for DW_AT_frame_base
42794         if frame_base_decl is defined and has a location list.
42795         (gen_variable_die): Call add_location_or_const_value_attribute with
42796         attr == DW_AT_location.
42797         (dwarf2out_var_location): New function.
42798         (dwarf2out_begin_function): New function.
42799         (dwarf2out_init): Create decl_loc_table.
42801 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
42803         * loop.c (force_movables): Transitively increase the priorities of
42804         all insns forces by an insn, not just the first one.
42806 2004-02-06  Josef Zlomek  <zlomekj@suse.cz>
42807             Daniel Berlin <dberlin@dberlin.org>
42809         Josef Zlomek  <zlomekj@suse.cz>
42810         * Makefile.in (var-tracking.o): New.
42811         * common.opt (fvar-tracking): New.
42812         * flags.h (flag_var_tracking): New.
42813         * gengtype.c (adjust_field_rtx_def): NOTE_INSN_VAR_LOCATION was added.
42814         * opts.c (common_handle_option): Add OPT_fvar_tracking.
42815         * print-rtl.c (print_rtx): NOTE_INSN_VAR_LOCATION was added.
42816         * rtl.c (note_insn_name): Likewise.
42817         * rtl.def (VAR_LOCATION): New.
42818         * rtl.h (NOTE_VAR_LOCATION): New.
42819         (NOTE_VAR_LOCATION_DECL): New.
42820         (NOTE_VAR_LOCATION_LOC): New.
42821         (enum insn_note): NOTE_INSN_VAR_LOCATION was added.
42822         (variable_tracking_main): New exported function.
42823         * timevar.def (TV_VAR_TRACKING): New.
42824         * toplev.c (enum dump_file_index): Added DFI_vartrack.
42825         (dump_file): "vartrack" was added (-dV).
42826         (flag_var_tracking): New.
42827         (f_options): "var-tracking" was added.
42828         (rest_of_handle_variable_tracking): New function.
42829         (rest_of_compilation): Run variable tracking.
42830         (process_options): If user has not specified flag_var_tracking set it
42831         according to optimize, debug_info_level and debug_hooks.
42832         * tree.h (frame_base_decl): New.
42833         * var-tracking.c: New file.
42834         * config/ia64/ia64.c (ia64_flag_var_tracking): New variable.
42835         (ia64_override_options): Set flags to run variable tracking in machine
42836         dependent reorg instead of toplev.c.
42837         (ia64_reorg): Run variable tracking if wanted.
42838         * doc/invoke.texi: Mention variable tracking in -dV,
42839         add and -fvar-tracking.
42840         * doc/passes.texi: Added variable tracking pass.
42842         Daniel Berlin <dberlin@dberlin.org>
42843         * debug.h (struct gcc_debug_hooks): Added var_location debug hook.
42844         * dbxout.c (dbx_debug_hooks): Likewise.
42845         (xcoff_debug): Likewise.
42846         * debug.c (do_nothing_debug_hooks): Likewise.
42847         * dwarf2out.c (dwarf2_debug_hooks): Likewise.
42848         * dwarfout.c (dwarf_debug_hooks): Likewise.
42849         * sdbout.c (sdb_debug_hooks): Likewise.
42850         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
42851         * final.c (final_scan_insn): Call var_location debug hook for each
42852         NOTE_INSN_VAR_LOCATION.
42854 2004-02-06  Jan Hubicka  <jh@suse.cz>
42856         * flow.c (update_life_info): Allocate reg_deaths when called from
42857         scheudler.
42858         (attempt_auto_inc):  Update life ranges accordingly.
42860 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
42862         PR debug/11816
42863         * dwarf2out.c (gen_decl_die): Handle anonymous struct members.
42865 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
42867         * cfganal.c (flow_call_edges_add): Never split a libcall block.
42869 2004-02-06  Daniel Berlin  <dberlin@dberlin.org>
42871         * dwarf2out.c (output_loc_list): Don't use deltas if we have
42872         a separate line info table in use.
42873         Use the correct size for terminators.
42874         (output_die): Use offset, not delta.
42876 2004-02-06  H.J. Lu  <hongjiu.lu@intel.com>
42878         * doc/invoke.texi: Remove the pni option from -mfpmath=.
42880 2004-02-06  Jan Hubicka  <jh@suse.cz>
42882         * recog.c (split_all_insns): Do not update reg info.
42883         * regrename.c (regrename_optimize): Likewise.
42884         * toplev.c (rest_of_handle_reorder_blocks): Likewise.
42885         * flow.c (struct propagate_block_info): Add insn_num field.
42886         (reg_deaths): New array.
42887         (life_analysis): Free reg_deaths info.
42888         (allocate_reg_life_data): Allocate reg_deaths array.
42889         (propagate_one_insn): Use new array.
42890         (init_propagate_block): Initialize it.
42891         (free_propagate_block_info): Finish compuation of
42892         REG_LIVE_LENGTH
42893         (attempt_auto_inc): Sanity check that REG_INFO is not
42894         computed at same time.
42895         (mark_used_regs): Update new array.
42897         * reg-stack.c (subst_stack_regs): Unshare clobbers before
42898         substitution.
42900 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42902         * config/s390/s390.md (*extendsiqi2_short_displ): Change to
42903         *extendqisi2_short_displ.
42905 2004-02-06  Alan Modra  <amodra@bigpond.net.au>
42907         * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
42908         * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
42909         (emit_library_call_value_1): Likewise pass nargs.
42910         * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
42911         * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
42912         * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
42913         parameter instead of scanning TYPE_ARGS_TYPES to count args.
42914         * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
42915         prototype.
42916         * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
42917         (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
42918         (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
42919         * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
42920         INIT_CUMULATIVE_ARGS.
42921         * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
42922         * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
42923         config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
42924         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
42925         config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
42926         config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
42927         config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
42928         config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
42929         config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
42930         config/pa/pa.h, config/pdp11/pdp11.h, config/s390/s390.h,
42931         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
42932         config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.
42934 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42936         * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever
42937         possible.
42939 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42941         * reload1.c (eliminate_regs_in_insn): If a set has a REG_EQUAL
42942         note containing (plus (reg) (const_int)), where reg is an
42943         eliminable reg, then perform the register elimination without
42944         depending on eliminate_regs().
42946 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42948         * config/arc/arc.c (arc_return_in_memory): Check the return
42949         value of int_size_in_bytes against -1.  Don't check
42950         TREE_ADDRESSABLE.
42951         * config/avr/avr.c (avr_return_in_memory): Check the return
42952         value of int_size_in_bytes against -1.
42953         * config/ip2k/ip2k.c (ip2k_return_in_memory): Likewise.
42954         * config/m68hc11/m68hc11.c (m68hc11_return_in_memory):
42955         Likewise.
42956         * config/mcore/mcore.c (mcore_return_in_memory): Likewise.
42957         * config/stormy16/stormy16.c (xstormy16_return_in_memory):
42958         Likewise.
42960 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42962         * config/frv/frv-protos.h: Remove the prototype for
42963         frv_setup_incoming_varargs.
42964         * config/frv/frv.c (TARGET_SETUP_INCOMING_VARARGS): New.
42965         (frv_setup_incoming_varargs): Make it static.
42966         * config/frv/frv.h (SETUP_INCOMING_VARARGS): Remove.
42968 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42970         * config/fr30/fr30-protos.h: Remove the prototype for
42971         fr30_setup_incoming_varargs.
42972         Update the prototypes for fr30_num_arg_regs and
42973         fr30_function_arg_partial_nregs.
42974         * config/fr30/fr30.c (TARGET_STRUCT_VALUE_RTX): New.
42975         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
42976         (fr30_setup_incoming_varargs): Make it static.
42977         Add argument second_time.  Don't do anything when second_time
42978         is nonzero.
42979         (fr30_num_arg_regs): Change the type of the first argument to
42980         enum machine_mode.
42981         (fr30_function_arg_partial_nregs): Change the type of the
42982         second argument to enum machine_mode.
42983         * config/fr30/fr30.h (STRUCT_VALUE): Remove.
42984         (SETUP_INCOMING_VARARGS): Remove.
42986 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42988         * config/arc/arc-protos.h: Remove the prototype for
42989         arc_setup_incoming_varargs.
42990         * config/arc/arc.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
42991         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
42992         (arc_setup_incoming_varargs): Make it static.
42993         (arc_external_libcall): Likewise.
42994         * config/arc/arc.h (SETUP_INCOMING_VARARGS): Remove.
42995         Remove the commented-out definition of
42996         ASM_OUTPUT_EXTERNAL_LIBCALL.
42998 2004-02-05  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
43000         * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
43001         to $$(slibdir) in the installation commands.
43003 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
43005         * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
43006         with inner_regno, not regno.
43007         * rtlanal.c (refers_to_regno_p): Same.
43009 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
43011         * config.gcc: Remove i370 support.
43013 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
43015         * doc/install.texi:  Update automake and autoconf version
43016         requirements.  Note where to find gcj automake version.
43018 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
43020         * Makefile.in (generate-manpages): Move dependencies to ...
43021         (man): here.
43022         * doc/makefile.texi: Document new targets.
43023         * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.
43025 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
43027         PR/13485
43028         Makefile.in (srcextra):  Add a level of indirection to ...
43029         (gcc.srcextra): ... here.
43030         (po-generated): Delete.
43031         (po/$(PACKAGE).pot: Use srcextra instead of po-generated.  Depend on
43032         options.c.
43033         (start.encap): Remove superfluous lang.srcextra dependency.
43034         objc/Make-lang.in (po-generated):  Delete.
43036 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
43038         * config/ia64/ia64.c (REG_GP): Remove.
43040 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
43042         * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
43044 2004-02-05  Devang Patel  <dpatel@apple.com>
43046         * dwarf2out.c (force_type_die): Look up input type itself
43047         instead of root_type() of type.
43049 2004-02-05  Andreas Krebbel  <krebbel1@de.ibm.com>
43051         * config/s390/s390.md ("*tmqidi_ext"): New insn.
43052         ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
43053         pre-reload splitters are transformed to post-reload
43054         define_insn_and_split patterns.
43055         ("*tmqisi_ext"): Renamed old "*tmqi_ext".
43057 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
43059         * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
43060         TARGET_PROMOTE_PROTOTYPES.
43062 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
43064         PR middle-end/13750
43065         Revert:
43066         2004-01-15  Geoffrey Keating  <geoffk@apple.com>
43067         PR pch/13361
43068         * c-typeck.c (constructor_asmspec): Delete.
43069         (struct initializer_stack): Delete field 'asmspec'.
43070         (start_init): Delete saving of asmspec.
43071         (finish_init): Don't update constructor_asmspec.
43072         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
43073         * stmt.c (expand_asm): Duplicate strings from tree.
43074         (expand_asm_operands): Likewise.
43075         * tree.c (tree_size): Update computation of size of STRING_CST.
43076         (make_node): Don't make STRING_CST nodes.
43077         (build_string): Allocate string with tree node.
43078         * tree.def (STRING_CST): Update comment.
43079         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
43080         (tree_string): Place contents of string in tree node.
43081         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
43082         from tree.
43084 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
43086         * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
43087         msgid.
43089 2004-02-05  Dorit Naishlos  <dorit@il.ibm.com>
43091         * config/rs6000/altivec.md (*movv4si_internal): At least one
43092         operand must be altivec_register_operand.
43093         (*movv8hi_internal1): Likewise.
43094         (*movv16qi_internal1): Likewise.
43095         (*movv4sf_internal1): Likewise.
43097 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
43099         * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
43100         * configure: Regenerate.
43102 2004-02-05  Jonathan Wakely  <redi@gcc.gnu.org>
43104         * doc/install.texi: Update description of --gxx-include-dir to
43105         give correct default value.
43107 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
43109         * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
43110         8 with MAC_REG.
43112 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
43114         * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
43115         gen_rtx_PARALLEL.
43117 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
43119         * emit-rtl.c: Update the comment about the file.
43121 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
43123         * sourcebuild.texi (Test Idioms): Update testcase naming
43124         conventions.
43126 2004-02-04  Per Bothner  <per@bothner.com>
43128         Partially revert/redo 2003-10-01 change; fix -fworking-directory.
43129         * c-ppoutput.c (pp_dir_change):  New function.
43130         * c-common.h (pp_dir_change):  New declaration.
43131         * cpplib.h (struct cpp_options):  Remove working_directory field.
43132         * cppinit.c (cpp_find_main_file, cpp_push_main_file):  Merge back to
43133         (cpp_read_main_file):  as before 10-01.  Call _cpp_stack_file.
43134         Don't handle -fworking_directory here, but in c_common_post_options.
43135         (read_original_directory): Don't back up when done.
43136         Don't clear no-longer used working_directory flag.
43137         * cpplib.h:  Update declarations to match.
43138         * c-lex.c (cb_dir_change):  Move to c-opts.c.
43139         (init_c_lex):  Don't set dir_change callback here, since we want
43140         to set it even if flag_preprocess_only.
43141         * c-opts.c (cb_dir_change):  Function moved from c-lex.c.
43142         (c_common_post_options):  Set dir_change callback.
43143         Call pp_dir_change if approporiate.
43144         (finish_options):  Don't call cpp_find_main_file here.  Hence remove
43145         unneeded parameter and result. Do LC_RENAME for <built-in>.
43146         (c_common_post_options):  Call cpp_read_main_file here instead.
43147         (c_common_init):  Update accordingly.
43148         (push_command_line_include):  Don't cpp_push_main_file.
43149         Do LC_RENAME rather than LC_LEASE to get back to main file.
43150         Compared to pre-10-01 version, inline cpp_rename_to_main_file.
43151         (c_common_parse_file):  Call cpp_read_main_file for subsequent main
43152         files, but call finish_options for all files.
43153         * c-opts.c (sanitize_cpp_opts):  Don't set cpp_opts->working_directory.
43154         * fix-header.c (read_scan_file):  Call cpp_read_main_file instead of
43155         cpp_find_main_file + cpp_push_main_file.
43156         * c-lex.c (fe_file_change):  Don't set main_input_filename here.
43157         * opts.c (handle_options):  Only set main_input_filename first time.
43159 2004-02-05  Ian Lance Taylor  <ian@wasabisystems.com>
43161         * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
43163 2004-02-04  Geoffrey Keating  <geoffk@apple.com>
43165         * reload.c (find_equiv_reg): When checking for register overlap,
43166         don't index hard_regno_nregs with a pseudo-reg.
43168 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
43170         * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
43172 2004-02-04  David Edelsohn  <edelsohn@gnu.org>
43174         * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
43175         against FIRST_PSEUDO_REGISTER.
43177 2004-02-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
43179         * Makefile.in: Move target, host overrides after per-language
43180         fragments.
43182         * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
43183         (GNATLIBCFLAGS): Remove -g.
43185 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43187         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
43188         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
43189         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
43190         config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
43191         config/pdp11/pdp11.c, config/rs6000/rs6000.c,
43192         config/sparc/sparc.c, config/vax/vax.c: Revert the
43193         replacements of "FALLTHRU" with "Fall through" done in the
43194         previous patch.
43196 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43198         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
43199         config/arm/arm.c, config/arm/arm.md,
43200         config/cris/cris-protos.h, config/fr30/fr30.c,
43201         config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
43202         config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
43203         config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
43204         config/ip2k/ip2k.md, config/ip2k/libgcc.S,
43205         config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
43206         config/m68k/m68k.c, config/m68k/netbsd-elf.h,
43207         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
43208         config/ns32k/netbsd.h, config/ns32k/ns32k.c,
43209         config/ns32k/ns32k.h, config/pdp11/pdp11.h,
43210         config/rs6000/darwin-ldouble.c, config/s390/s390.h,
43211         config/s390/s390.md, config/sparc/netbsd-elf.h,
43212         config/sparc/openbsd.h, config/sparc/sparc.c,
43213         config/xtensa/lib2funcs.S: Fix comment formatting.
43215 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43217         * config/alpha/alpha.c, config/arc/arc.c,
43218         config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
43219         config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
43220         config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
43221         config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
43222         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
43223         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
43224         config/iq2000/iq2000.c, config/m32r/m32r.c,
43225         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
43226         config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
43227         config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
43228         config/rs6000/rs6000.h, config/sparc/sparc.c,
43229         config/vax/vax.c: Fix comment typos.  Follow spelling
43230         conventions.
43232 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43234         * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
43235         caller-save.c, df.h, genconfig.c, global.c, lcm.c,
43236         ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
43237         sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
43238         config/arm/fpa.md, config/arm/iwmmxt.md,
43239         config/arm/netbsd-elf.h, config/arm/netbsd.h,
43240         config/m68hc11/m68hc11.md, config/mips/iris5.h,
43241         config/mn10300/mn10300.md, config/rs6000/altivec.md,
43242         config/sparc/netbsd-elf.h: Update copyright.
43244 2004-02-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
43246         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
43247         for all modes whose size is greater than 8 bytes if ARCH32.
43248         (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
43249         by reference if ARCH32.
43251 2004-02-04  Aldy Hernandez  <aldyh@redhat.com>
43253         * cgraphunit.c (cgraph_postorder): Fix typo in comment.
43255 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
43257         * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
43258         to before adddi3 insn patterns.
43259         ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
43260         "reload_insi"): Move to before addsi3 insn patterns.
43262 2004-02-04  Mark Mitchell  <mark@codesourcery.com>
43264         * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
43265         parameter.  Use it instead of current_function_is_thunk.
43266         * function.h (struct function): Update documentation for is_thunk.
43267         * tree.h (CALL_FROM_THUNK_P): New macro.
43268         * config/alpha/alpha.c (alpha_sa_mask): Do not check
43269         no_new_pseudos when testing current_function_is_thunk.
43270         * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
43272 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43274         * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
43275         TARGET_SETUP_INCOMING_VARARGS.
43277 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43279         * emit-rtl.c (gen_rtx): Remove.
43280         * genattrtab.c: Don't mention gen_rtx in a comment.
43281         * rtl.h: Remove the prototype for gen_rtx.
43282         * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
43284 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43286         * config/arc/arc.h, config/fr30/fr30.h
43287         (SETUP_INCOMING_VARARGS): Remove the target-independent
43288         comments.
43289         * doc/tm.texi: Don't mention deprecated target macros.
43291 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43293         * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
43294         target-independent comment.
43296 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43298         * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
43299         mention deprecated target macros.
43301 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43303         * config.gcc: Remove obsolete ports and configurations.
43304         * config/linux-aout.h, config/netware.h,
43305         config/t-linux-gnulibc1, config/d30v/abi,
43306         config/d30v/d30v-protos.h, config/d30v/d30v.c,
43307         config/d30v/d30v.h, config/d30v/d30v.md,
43308         config/d30v/libgcc1.asm, config/d30v/t-d30v,
43309         config/dsp16xx/dsp16xx-modes.def,
43310         config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
43311         config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
43312         config/i370/README, config/i370/i370-c.c,
43313         config/i370/i370-protos.h, config/i370/i370.c,
43314         config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
43315         config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
43316         config/i386/freebsd-aout.h, config/i386/linux-aout.h,
43317         config/i386/moss.h, config/i386/netware.h,
43318         config/i386/svr3.ifile, config/i386/svr3dbx.h,
43319         config/i386/svr3gas.h, config/i386/svr3z.ifile,
43320         config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
43321         config/i960/i960-c.c, config/i960/i960-coff.h,
43322         config/i960/i960-modes.def, config/i960/i960-protos.h,
43323         config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
43324         config/i960/rtems.h, config/i960/t-960bare,
43325         config/m68k/hp310.h, config/m68k/hp320.h,
43326         config/m68k/hp320base.h, config/m68k/m68kv4.h,
43327         config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
43328         Remove.
43329         * doc/extend.texi, doc/install.texi, doc/invoke.texi,
43330         doc/md.texi: Remove mentions of obsolete ports.
43332 2004-02-04  Jan Hubicka  <jh@suse.cz>
43334         * alias.c (find_base_term, get_addr):  Do not dereference NULL
43335         pointer when all VALUE's locations has been invalidated.
43336         (rtx_equal_for_memref_p): Simplify checking of VALUEs.
43338 2004-02-03  Wolfgang Bangerth  <bangerth@dealii.org>
43340         * doc/invoke.texi (x86 options): Fix spelling/wording.
43342 2004-02-03  Richard Sandiford  <rsandifo@redhat.com>
43344         * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
43345         put the original string in a comment.
43346         * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
43347         * config/mips/mips.c (mips_output_ascii): Likewise.
43348         * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
43350 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
43352         * system.h (GIV_SORT_CRITERION): Poison.
43353         * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
43354         * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
43356 2004-02-03  Roger Sayle  <roger@eyesopen.com>
43358         PR target/9348
43359         * expr.c (expand_expr_real) <MULT_EXPR>:  When performing widening
43360         multiplies with a multiplication of the wrong signedness, its the
43361         signedness of the multiplication that we've performed that needs to
43362         be passed to expand_mult_highpart_adjust.  Avoid emitting a nop-move
43363         if expand_mult_highpart_adjust places the result in target.
43365 2004-02-03  Richard Henderson  <rth@redhat.com>
43367         * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
43369 2004-02-03  J"orn Rennecke <joern.rennecke@superh.com>
43371         * config.gcc (sh[234]l): Use little endian fragments.
43373 2004-02-03  Paul Koning  <pkoning@equallogic.com>
43375         * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
43376         * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
43377         * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
43378         encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
43379         floating point format.
43380         (pdp11_f_format, pdp11_d_format): New real_format descriptors for
43381         the above functions.
43382         (output_move_quad): Output float values in correct target format.
43383         (legitimate_const_double_p): New function.
43384         * config/pdp11/pdp11.h: Fix typos.
43385         (FLOAT_WORDS_BIG_ENDIAN): Add definition.
43386         (TARGET_FLOAT_FORMAT): Ditto.
43387         (pdp11_f_format, pdp11_d_format): Add external declarations.
43388         (MAX_REGS_PER_ADDRESS): Corrected.
43389         (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
43390         (PRINT_OPERAND): Output float literals in target format.
43392 2004-02-03  Mark Mitchell  <mark@codesourcery.com>
43394         PR c++/13975
43395         * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
43396         TI_PRIVATE.
43397         (access_public_node): Redefine.
43398         (access_protected_node): Likewise.
43399         (access_private_node): Likewise.
43400         * tree.c (build_common_tree_nodes): Create access_public_node,
43401         access_protected_node, and access_private_node.
43403 2004-02-03  Steve Ellcey  <sje@cup.hp.com>
43405         * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
43406         (MASK_INLINE_INT_DIV_THR): Ditto.
43407         (MASK_INLINE_SQRT_LAT): Ditto.
43408         (MASK_INLINE_SQRT_THR): Ditto.
43409         (MASK_DWARF2_ASM): Ditto.
43410         (MASK_EARLY_STOP_BITS): Ditto.
43412 2004-02-02  Paul Brook  <paul@codesourcery.com>
43414         Merge from csl-arm-branch.
43416         2004-01-30  Paul Brook  <paul@codesourcery.com>
43418         * aof.h (REGISTER_NAMES): Add vfp reg names
43419         (ADDITIONAL_REGISTER_NAMES): Ditto.
43420         * aout.h (REGISTER_NAMES): Ditto.
43421         (ADDITIONAL_REGISTER_NAMES): Ditto.
43422         * arm-protos.h: Update/Add Prototypes.
43423         * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
43424         Only allow 0.0 for VFP.
43425         (fp_consts_inited): Rename from fpa_consts_inited.  Update users.
43426         (values_fp): Rename from values_fpa.  Update Users.
43427         (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
43428         Update users.  Only check valid constants for this hardware.
43429         (arm_float_rhs_operand): Rename from fpa_rhs_operand.  Update Users.
43430         Only allow consts for FPA.
43431         (arm_float_add_operand): Rename from fpa_add_operand.  Update users.
43432         Only allow consts for FPA.
43433         (use_return_insn): Check for saved VFP regs.
43434         (arm_legitimate_address_p): Handle VFP DFmode addressing.
43435         (arm_legitimize_address): Ditto.
43436         (arm_general_register_operand): New function.
43437         (vfp_mem_operand): New function.
43438         (vfp_compare_operand): New function.
43439         (vfp_secondary_reload_class): New function.
43440         (arm_float_compare_operand): New function.
43441         (vfp_print_multi): New function.
43442         (vfp_output_fstmx): New function.
43443         (vfp_emit_fstm): New function.
43444         (arm_output_epilogue): Output VPF reg restore code.
43445         (arm_expand_prologue): Output VFP reg save code.
43446         (arm_print_operand): Add 'P'.
43447         (arm_hard_regno_mode_ok): Return modes for VFP regs.
43448         (arm_regno_class): Return classes for VFP regs.
43449         (arm_compute_initial_elimination_offset): Include space for VFP regs.
43450         (arm_get_frame_size): Ditto.
43451         * arm.h (FIXED_REGISTERS): Add VFP regs.
43452         (CALL_USED_REGISTERS): Ditto.
43453         (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
43454         (FIRST_VFP_REGNUM): Define.
43455         (LAST_VFP_REGNUM): Define.
43456         (IS_VFP_REGNUM): Define.
43457         (FIRST_PSEUDO_REGISTER): Include VFP regs.
43458         (HARD_REGNO_NREGS): Handle VFP regs.
43459         (REG_ALLOC_ORDER): Add VFP regs.
43460         (enum reg_class): Add VFP_REGS.
43461         (REG_CLASS_NAMES): Ditto.
43462         (REG_CLASS_CONTENTS): Ditto.
43463         (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
43464         (REG_CLASS_FROM_LETTER): Add 'w'.
43465         (EXTRA_CONSTRAINT_ARM): Add 'U'.
43466         (EXTRA_MEMORY_CONSTRAINT): Define.
43467         (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
43468         (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
43469         (REGISTER_MOVE_COST): Ditto.
43470         (PREDICATE_CODES): Add arm_general_register_operand,
43471         arm_float_compare_operand and vfp_compare_operand.
43472         * arm.md (various): Rename as above.
43473         (divsf3): Enable when TARGET_VFP.
43474         (divdf3): Ditto.
43475         (movdfcc): Ditto.
43476         (sqrtsf2): Ditto.
43477         (sqrtdf2): Ditto.
43478         (arm_movdi): Disable when TARGET_VFP.
43479         (arm_movsi_insn): Ditto.
43480         (movsi): Only split with general regs.
43481         (cmpsf): Use arm_float_compare_operand.
43482         (push_fp_multi): Restrict to TARGET_FPA.
43483         (vfp.md): Include.
43484         * vfp.md: New file.
43485         * fpa.md (various): Rename as above.
43486         * doc/md.texi: Document ARM w and U constraints.
43488         2004-01-15  Paul Brook  <paul@codesourcery.com>
43490         * config.gcc: Add with_fpu.  Allow with-float=softfp.
43491         * config/arm/arm.c (arm_override_options): Rename *-s to *s.
43492         Break out of loop when we find a float-abi.  Fix typo.
43493         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
43494         Set -mfloat-abi=.
43495         * doc/install.texi: Document --with-fpu.
43497         2003-01-14  Paul Brook  <paul@codesourcery.com>
43499         * config.gcc (with_arch): Add armv6.
43500         * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
43501         * config/arm/arm.c (arm_overrride_options): Ditto.
43503         2004-01-08  Richard Earnshaw  <rearnsha@arm.com>
43505         * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
43506         (FL_ARCH6): Renamed from FL_ARCH6J.
43507         (arm_arch3m): Renamed from arm_fast_multiply.
43508         (arm_arch6): Renamed from arm_arch6j.
43509         * arm.h: Update all uses of above.
43510         * arm-cores.def: Likewise.
43511         * arm.md: Likewise.
43513         * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
43514         not arm6j.  Add entry for arch armv6.
43516         2004-01-07  Richard Earnshaw  <rearnsha@arm.com>
43518         * arm.c (arm_emit_extendsi): Delete.
43519         * arm-protos.h (arm_emit_extendsi): Delete.
43520         * arm.md (zero_extendhisi2): Also handle zero-extension of
43521         non-subregs.
43522         (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
43523         (thumb_zero_extendhisi2): Only match if not v6.
43524         (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
43525         (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
43526         (thumb_extendqisi2): Likewise.
43527         (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
43528         (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
43529         (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
43530         (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
43531         (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
43532         (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
43533         (arm_zero_extendhisi2addsi): Remove subreg.  Add attributes.
43534         (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
43535         (arm_extendqisi2addsi): Likewise.
43537         2003-12-31  Mark Mitchell  <mark@codesourcery.com>
43539         Revert this change:
43540         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
43541         + REG addressing modes.
43543         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
43544         + REG addressing modes.
43546         2003-12-30  Mark Mitchell  <mark@codesourcery.com>
43548         * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
43549         CONSTANT_P_RTX.
43551         2003-30-12  Paul Brook  <paul@codesourcery.com>
43553         * longlong.h: protect arm inlines with !defined (__thumb__)
43555         2003-30-12  Paul Brook  <paul@codesourcery.com>
43557         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
43559         2003-12-30  Nathan Sidwell  <nathan@codesourcery.com>
43561         * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
43562         change.
43564         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
43566         * builtins.c (expand_builtin_apply_args_1): Add pretend args size
43567         to the virtual incoming args pointer for downward stacks.
43569         2003-12-29  Paul Brook  <paul@codesourcery.com>
43571         * config/arm/arm-cores.def: Add cost function.
43572         * config/arm/arm.c (arm_*_rtx_costs): New functions.
43573         (arm_rtx_costs): Remove
43574         (struct processors): Add rtx_costs field.
43575         (all_cores, all_architectures): Ditto.
43576         (arm_override_options): Set targetm.rtx_costs.
43577         (thumb_rtx_costs): New function.
43578         (arm_rtx_costs_1): Remove cases handled elsewhere.
43579         * config/arm/arm.h (processor_type): Add COSTS parameter.
43581         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
43583         * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
43584         (arm926ejs.md): Include it.
43585         * config/arm/arm926ejs.md: New pipeline description.
43587         2003-12-24  Paul Brook  <paul@codesourcery.com>
43589         * config/arm/arm.c (arm_arch6j): New variable.
43590         (arm_override_options): Set it.
43591         (arm_emit_extendsi): New function.
43592         * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
43593         * config/arm/arm.h (arm_arch6j): Declare.
43594         * config/arm/arm.md: Add sign/zero extend insns.
43596         2003-12-23  Paul Brook  <paul@codesourcery.com>
43598         * config/arm/arm.c (all_architectures): Add armv6.
43599         * doc/invoke.texi: Document it.
43601         2003-12-19  Paul Brook  <paul@codesourcery.com>
43603         * config/arm/arm.md: Add load1 and load_byte "type" attrs.  Modify
43604         insn patterns to match.
43605         * config/arm/arm-generic.md: Ditto.
43606         * config/arm/cirrus.md: Ditto.
43607         * config/arm/fpa.md: Ditto.
43608         * config/amm/iwmmxt.md: Ditto.
43609         * config/arm/arm1026ejs.md: Ditto.
43610         * config/arm/arm1135jfs.md: Ditto.  Add insn_reservation and bypasses
43611         for 11_loadb.
43613         2003-12-18  Nathan Sidwell  <nathan@codesourcery.com>
43615         * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
43616         * config/arm/arm.c (arm_adjust_cost): Check shift cost for
43617         TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
43618         (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
43619         arm_no_early_mul_dep): Correctly deal with conditional execution,
43620         parallels and single shift operations.
43621         (arm_no_early_alu_shift_value_dep): Define.
43622         * arm.md (attr type): Replace 'normal' with 'alu',
43623         'alu_shift' and 'alu_shift_reg'.
43624         (attr core_cycles): Adjust.
43625         (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
43626         *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
43627         *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
43628         *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
43629         *arith_shiftsi_compare0_scratch, *sub_shiftsi,
43630         *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
43631         *if_shift_move, *if_move_shift, *if_shift_shift): Set type
43632         attribute appropriately.
43633         * config/arm/arm1026ejs.md (alu_op): Adjust.
43634         (alu_shift_op, alu_shift_reg_op): New.
43635         * config/arm/arm1136.md: Add better bypasses for early
43636         registers. Remove load[234] and store[234] bypasses.
43637         (11_alu_op): Adjust.
43638         (11_alu_shift_op, 11_alu_shift_reg_op): New.
43640         2003-12-15  Nathan Sidwell  <nathan@codesourcery.com>
43642         * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
43643         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
43644         * config/arm/arm.c (arm_no_early_store_addr_dep,
43645         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
43646         * config/arm/arm1026ejs.md: Add load-store bypass.
43647         * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
43648         Add bypasses between instructions.
43650         2003-12-10  Paul Brook  <paul@codesourcery.com>
43652         * config/arm/arm.c (arm_fpu_model): New variable.
43653         (arm_fload_abi): New variable.
43654         (target_fpe_name): Rename from target_fp_name.
43655         (target_fpu_name): New variable.
43656         (arm_is_cirrus): Remove.
43657         (fpu_desc): New struct.
43658         (all_fpus): Define.
43659         (pf_model_for_fpu): Define.
43660         (all_loat_abis): Define.
43661         (arm_override_options): Set fp arch flags based on -mfpu=
43662         and -float-abi=.
43663         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
43664         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
43665         (*): Use new TARGET_* flags.
43666         * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
43667         (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
43668         (TARGET_SOFT_FLOAT): Ditto.
43669         (TARGET_SOFT_FLOAT_ABI): New.
43670         (TARGET_MAVERICK): Rename from TARGET_CIRRUS.  No longer implies
43671         TARGET_HARD_FLOAT.
43672         (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
43673         (TARGET_OPTIONS): Add -mfpu=.
43674         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
43675         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
43676         (arm_pf_model): Define.
43677         (arm_float_abi_type): Define.
43678         (fputype): Add FPUTYPE_VFP.  Change SOFT_FPA->NONE
43679         * config/arm/arm.md: Use new TARGET_* flags.
43680         * config/arm/cirrus.md: Ditto.
43681         * config/arm/fpa.md: Ditto.
43682         * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
43683         * config/arm/semi.h (ASM_SPEC): Ditto.
43684         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
43685         (FPUTYPE_DEFAULT): Set to VFP.
43686         * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
43688         2003-11-22  Phil Edwards  <phil@codesourcery.com>
43690         PR target/12476
43691         * config/arm/arm.c (arm_output_mi_thunk):  In Thumb mode, use
43692         'bx' instead of 'b' to avoid branch range restrictions.  Output
43693         the thunk immediately before the thunked-to function.
43694         * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME):  Do not emit
43695         .thumb_func if a thunk is being generated.  Emit .code 16 along
43696         with .thumb_func if a thunk is not being generated.
43698         2003-11-15  Nicolas Pitre <nico@cam.org>
43700         * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
43701         arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
43702         * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
43703         (lshrdi3_iwmmxt): Renamed from lshrdi3.
43704         * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
43706         2003-11-12  Steve Woodford  <scw@wasabisystems.com>
43707             Ian Lance Taylor  <ian@wasabisystems.com>
43709         * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
43710         code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
43712         2003-11-05  Phil Edwards  <phil@codesourcery.com>
43714         * config/arm/arm.md (insn):  Add new V6 instruction names.
43715         (generic_sched):  New attr.
43716         * config/arm/arm-generic.md:  Use generic_sched here.
43717         * config/arm/arm1026ejs.md:  Do not model fetch/issue/decode
43718         stages of pipeline.  Adjust latency counts accordingly.
43719         * config/arm/arm1136jfs.md:  New file.
43721         2003-10-28  Mark Mitchell  <mark@codesourcery.com>
43723         * config/arm/arm.h (processor_type): New enumeration type.
43724         (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
43725         ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
43726         (CPP_CPU_ARCH_SPEC): Likewise.
43727         * config/arm/arm.c (arm_tune): New variable.
43728         (all_cores): Use cores.def.
43729         (all_architectures): Add representative processor.
43730         (arm_override_options): Restructure way in which tuning
43731         information is deduced.
43732         * arm.md: Update "insn" and "type" attributes throughout.
43733         (insn): New attribute.
43734         (type): Compute "mult" from "insn" attribute.  Add load2,
43735         load3, load4 alternatives.
43736         (arm automaton): Move to arm-generic.md.
43737         * config/arm/arm-cores.def: New file.
43738         * config/arm/arm-generic.md: Likewise.
43739         * config/arm/arm1026ejs.md: Likewise.
43741 2004-02-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
43743         * doc/invoke.texi (SPARC options): Remove -mflat and
43744         all -mxxx (xxx:chip) options.
43745         * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
43746         * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
43747         * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
43748         * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
43749         * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
43750         * config/sparc/sparc.c: Likewise.
43751         (sparc_output_function_prologue): Remove TARGET_FLAT handling.
43752         (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
43753         (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
43754         (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
43755         (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
43756         (sparc_flat_must_save_register_p): Likewise.
43757         (sparc_flat_compute_frame_size): Likewise.
43758         (sparc_flat_save_restore): Likewise.
43759         (sparc_flat_function_prologue): Likewise.
43760         (sparc_flat_function_epilogue): Likewise.
43761         (sparc_flat_epilogue_delay_slots): Likewise.
43762         (sparc_flat_eligible_for_epilogue_delay): Likewise.
43763         (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
43764         * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
43765         (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
43766         (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
43767         (CONDITIONAL_REGISTER_USAGE): Likewise.
43768         (FRAME_POINTER_REQUIRED): Likewise.
43769         (INITIAL_ELIMINATION_OFFSET): Likewise.
43770         (BASE_RETURN_VALUE_REG): Likewise.
43771         (BASE_OUTGOING_VALUE_REG): Likewise.
43772         (BASE_PASSING_ARG_REG): Likewise.
43773         (BASE_INCOMING_ARG_REG): Likewise.
43774         (INCOMING_REGNO): Likewise.
43775         (OUTGOING_REGNO): Likewise.
43776         (LOCAL_REGNO): Likewise.
43777         (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
43778         (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
43779         (EPILOGUE_USES): Likewise.
43780         * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
43781         ("flat" attribute): Delete.
43782         (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
43783         handling.
43784         (call followed by jump define_peephole's): Delete.
43785         (exception_receiver): Likewise.
43786         (builtin_setjmp_receiver): Likewise.
43787         * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
43789 2004-02-03  Paolo Bonzini  <bonzini@gnu.org>
43791         PR c/11658
43792         PR c/13994
43793         * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
43794         on langhooks.h.
43795         * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
43796         * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
43797         Include langhooks.h.  Replace c_common_truthvalue_conversion
43798         with the truthvalue_conversion language hook throughout.
43799         (expr_no_commas): Call default_conversion before save_expr
43800         for the first term of the production 'x ? : y'.
43801         * c-common.c (c_common_truthvalue_conversion): Remove
43802         obsolete block.  Invoke recursively the hook instead
43803         of this function.
43804         * c-convert.c (convert): handle ERROR_MARK_NODE.
43805         * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
43806         returned by the truthvalue_conversion language hook.
43807         * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
43808         c_objc_common_truthvalue_conversion.
43809         * c-objc-common.c (c_objc_common_truthvalue_conversion):
43810         New function.
43811         * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
43812         * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
43813         c_objc_common_truthvalue_conversion.
43815 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
43817         * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
43818         of gen_rtx.
43819         (LIBCALL_VALUE): Likewise.
43820         * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
43821         gen_rtx_CC0 instead of gen_rtx.
43822         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
43823         gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
43824         (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
43825         gen_rtx.
43826         (m68hc11_emit_logical): Likewise.
43828 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
43830         * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
43831         config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
43832         config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
43833         config/m32r/m32r.md, config/m68hc11/m68hc11.c,
43834         config/mips/mips.md, config/mmix/mmix.c,
43835         config/mn10300/mn10300.c, config/mn10300/mn10300.md,
43836         config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
43837         config/rs6000/altivec.md, config/s390/s390.c,
43838         config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
43839         config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
43840         Use const0_rtx instead of GEN_INT (0).  Do the same for other
43841         constants that are readily available.
43843 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
43845         * doloop.c, optabs.c, regmove.c, sched-deps.c,
43846         config/i386/i386.c, config/i386/i386.md: Use const0_rtx
43847         instead of GEN_INT (0).  Do the same for other constants that
43848         are readily available.
43850 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
43852         * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
43853         gen_rtx.
43854         * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
43855         instead of gen_rtx.
43856         * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
43857         gen_rtx.
43858         * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
43859         gen_rtx_ASHIFT instead of gen_rtx.
43860         (udivmodqi4): Likewise.
43862 2004-02-02  Richard Henderson  <rth@redhat.com>
43864         PR target/13789
43865         * expr.c (store_expr): Use force_operand before emit_move_insn.
43867 2004-02-02  Jeff Law  <law@redhat.com>
43868             Roger Sayle  <roger@eyesopen.com>
43870         * tree.c (commutative_tree_code, associative_tree_code): New
43871         functions.
43872         (iterative_hash_expr): Use commutative_tree_code.
43873         * tree.h (commutative_tree_code, associative_tree_code): Declare.
43874         * fold-const.c (operand_equal_p): Use commutative_tree_code
43875         rather than inlining the commutativity check.
43876         (fold): Likewise.
43878 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
43880         * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
43881         * config/frv/frv-protos.h: Remove the prototype for
43882         frv_function_arg_keep_as_reference.
43883         * config/frv/frv.c (frv_function_arg_keep_as_reference):
43884         Remove.
43885         * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
43886         * config/stormy16/stormy16.h: Remove the commented-out
43887         definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
43889 2004-02-03  Alan Modra  <amodra@bigpond.net.au>
43891         PR target/13914
43892         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
43893         for retaddr_column.
43895 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
43897         * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
43898         gen_rtx.
43900 2004-02-02  Eric Christopher  <echristo@redhat.com>
43901             Zack Weinberg  <zack@codesourcery.com>
43903         * c-opts.c (c_common_handle_option): Add -finput-charset.
43904         * c.opt: Ditto.
43905         * cppcharset.c (one_iso88591_to_utf8): Remove.
43906         (convert_iso88591_utf8): Ditto.
43907         (conversion_tab): Remove 8859-1 converter.
43908         (_cpp_input_to_utf8): Remove.
43909         (_cpp_init_iconv_buffer): Ditto.
43910         (_cpp_close_iconv_buffer): Ditto.
43911         (_cpp_convert_input): New function.
43912         (_cpp_default_encoding): Ditto.
43913         * cpphash.h: Add/remove prototypes for above.
43914         * cppfiles.c (read_file_guts): Use _cpp_convert_input.
43915         * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
43916         for narrow execution and input character sets.
43917         * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
43918         * doc/cppopts.texi: Document -finput-charset.
43920 2004-02-02  David Edelsohn  <edelsohn@gnu.org>
43922         * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
43923         against FIRST_PSEUDO_REGISTER.
43925 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
43927         * doc/invoke.texi (SPARC options): Further improve.
43929 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
43931         * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
43932         config/h8300/h8300.c, config/ip2k/ip2k.md,
43933         config/iq2000/iq2000.c, config/mips/mips.c,
43934         config/rs6000/rs6000.c, config/rs6000/rs6000.md,
43935         config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
43936         config/v850/v850.md: Fix indentation.
43938 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
43940         * config/sparc/sparc.c (function_arg_slotno): Align TImode
43941         arguments on a 16-byte boundary in the parameter array if ARCH64.
43942         Split handling of TFmode.
43944 2004-02-02  Paolo Bonzini  <bonzini@gnu.org>
43946         * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
43947         Don't test CONSTANT_P (x).
43948         (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
43949         ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
43950         Fix misindentation.
43952 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
43954         * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
43956 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
43958         * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
43959         config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
43960         config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
43961         config/iq2000/iq2000.c, config/m32r/m32r.c,
43962         config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
43963         config/mn10300/mn10300.c, config/rs6000/rs6000.c,
43964         config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
43965         config/stormy16/stormy16.c, config/v850/v850.md,
43966         config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
43968 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
43970         * config/mcore/mcore.c (block_move_sequence): Replace
43971         gen_rtx_CONST_INT with GEN_INT.
43973 2004-02-02  Jan Hubicka  <jh@suse.cz>
43975         * alias.c (record_set): Use hard_regno_nregs.
43976         * bt-load.c (find_btr_reference, note_btr_set): Likewise.
43977         * builtins.c (apply_args_size): Likewise.
43978         * caller-save.c (setup_save_areas, save_call_clobbered_regs,
43979         mark_set_regs, add_stored_regs, mark_referenced_regs,
43980         insert_restore, insert_save, insert_one_insn): Likewise.
43981         * cfgcleanup.c: Include regs.h
43982         (mark_effect, mentions_nonequal_regs): Likewise.
43983         * cfgrtl.c (mark_killed_regs): Likewise
43984         * combine.c (update_table_tick, record_value_for_reg,
43985         record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
43986         reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
43987         reg_bitfield_target_p, distribute_notes): Likewise.
43988         * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
43989         exp_equiv_p, cse_insn): Likewise.
43990         * cselib.c (cselib_lookup): Likewise.
43991         (cselib_invalidate_regno, cselib_record_set): Likewise.
43992         * df.c (df_ref_record): Likewise.
43993         * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
43994         Likewise.
43995         * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
43996         count_or_remove_death_notes_bb): Likewise.
43997         * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
43998         * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
43999         mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
44000         * integrate.c (mark_stores): Likewise.
44001         * jump.c (delete_prior_computation): Likewise.
44002         * lcm.c (reg_dies, reg_becomes_live): Likewise.
44003         * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
44004         * loop.c (LOOP_REGNO_NREGS): Likewise.
44005         * postreload.c (reload_combine, reload_combine_note_store,
44006         reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
44007         * ra-colorize.c (combine, color_usable_p, get_free_reg,
44008         calculate_dont_begin, calculate_dont_begin, colorize_one_web,
44009         try_recolor_web, insert_coalesced_conflicts, check_colors,
44010         break_precolored_alias): Likewise.
44011         * ra-debug.c: Include regs.h
44012         (ra_print_rtx_object): Likewise.
44013         * ra-rewrite (choose_spill_colors): Likewise.
44014         (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
44015         * ra.c (init_ra): Likewise.
44016         * recog.c (reg_fits_class_p, peep2_reg_dead_p,
44017         peep2_find_free_register): Likewise.
44018         * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
44019         * regclass.c (hard_regno_nregs): New array.
44020         (init_reg_modes_once): Initialize it.
44021         (choose_hard_reg_mode): Use it.
44022         (record_reg_classes): Likewise.
44023         * regmove.c (mark_flags_life_zones): Likewise.
44024         * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
44025         scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
44026         copy_value, maybe_mode_change, find_oldest_value_reg,
44027         copyprop_hardreg_forward_1):
44028         * regs.h (hard_regno_nregs): Declare.
44029         * realod.c (reload_inner_reg_of_subreg): Use it.
44030         (push_reload, combine_reloads, find_dummy_reload,
44031         hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
44032         refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
44033         reload_adjust_reg_for_mode): Likewise.
44034         * reload1.c (compute_use_by_pseudos, count_pseudo,
44035         count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
44036         spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
44037         clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
44038         allocate_reload_reg, choose_reload_regs, emit_reload_insns,
44039         delete_output_reload): Likewise.
44040         * resource.c (update_live_status, mark_referenced_resources,
44041         mark_set_resources, mark_target_live_regs): Likewise.
44042         * rtlanal.c:  Include regs.h
44043         (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
44044         dead_or_set_regno_p, find_regno_note, find_reg_fusage,
44045         subreg_regno_offset, subreg_offset_representable_p,
44046         hoist_test_store): Likewise.
44047         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
44048         * sched-rgn.c (check_live_1, update_live_1): Likewise.
44049         * stmt.c: Include regs.h
44050         (decl_conflicts_with_clobbers_p): Likewise.
44051         * varasm.c (make_decl_rtl): Likewise.
44052         * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
44054 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
44056         * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
44057         config/arm/linux-gas.h, config/arm/netbsd-elf.h,
44058         config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
44059         config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
44060         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
44061         config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
44062         config/iq2000/iq2000.h, config/m32r/m32r.c,
44063         config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
44064         config/m68hc11/m68hc11.md, config/m68k/m68k.md,
44065         config/mcore/mcore.c, config/mcore/mcore.h,
44066         config/mcore/mcore.md, config/mips/mips.c,
44067         config/ns32k/ns32k.h, config/ns32k/ns32k.md,
44068         config/rs6000/rs6000.c, config/s390/s390.c,
44069         config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
44070         config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
44071         "gen_rtx (FOO, " with "gen_rtx_FOO (".
44073 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
44075         * config/h8300/h8300.md (two peephole2's): New.
44077 2004-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
44079         * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
44080         (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
44081         (ASM_CPU_SPEC): Likewise
44082         * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
44083         (ASM_CPU_SPEC): Remove -mcpu=v8plus.  Handle -mcpu=ultrasparc3.
44085 2004-02-01  Roger Sayle  <roger@eyesopen.com>
44087         * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
44088         isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
44089         (expand_builtin): Always call expand_builtin_pow.
44091 2004-02-01  Roger Sayle  <roger@eyesopen.com>
44093         * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
44094         BUILT_IN_SIGNBITL): New GCC builtins.
44095         * builtins.c (expand_builtin_signbit): New function to RTL expand
44096         calls to signbit, signbitf and signbitl as inline intrinsics.
44097         (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
44098         (fold_builtin_signbit): New function to perform constant folding
44099         of signbit, signbitf and signbitl.
44100         (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
44102         * doc/extend.texi: Document new signbit{,f,l} builtins.
44104 2004-02-01  Richard Sandiford  <rsandifo@redhat.com>
44106         * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
44108 2004-02-01  Chris Demetriou  <cgd@broadcom.com>
44110         * config/mips/mips.h (PREDICATE_CODES): Remove entries for
44111         "mips_const_double_ok" and "simple_memory_operand", which were
44112         removed from the MIPS port with the mips-3_4-rewrite branch merge.
44113         * config/mips/mips.c (mips16_lay_out_constants): Update comment
44114         for removal of simple_memory_operand.
44116 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44118         * config/c4x/c4x.md: Use GEN_INT instead of
44119         gen_rtx (CONST_INT, ...).
44121 2004-01-31  Richard Henderson  <rth@redhat.com>
44123         * varasm.c (output_constant_pool): Don't zap the pool.
44125 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44127         * genrecog.c (decision_type): Add DT_const_int.
44128         (write_cond) [DT_const_int]: Print a comparison against small
44129         constant.
44130         (write_node): Simplify comparisons against small constants
44131         before printing tests.
44133 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44135         * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
44136         instead of gen_rtx_CONST_INT.
44138 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44140         * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
44141         instead of gen_rtx_CONST_INT.
44143 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44145         * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
44146         hook_bool_CUMULATIVE_ARGS_false.
44147         * targhooks.c (default_strict_argument_naming): Rename to
44148         hook_bool_CUMULATIVE_ARGS_false.
44149         * targhooks.h: Update the prototype for
44150         default_strict_argument_naming.
44152 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44154         * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
44155         * config/sh/sh.h: Likewise.
44156         * config/sh/sh.md: Likewise.
44158 2004-01-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
44160         * doc/invoke.texi (SPARC options): Restructure and update.
44162 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44164         * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
44165         STRICT_ARGUMENT_NAMING): Poison.
44166         * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
44167         hook_bool_tree_false.
44168         * targhooks.c (default_promote_function_args): Remove.
44169         (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
44170         Don't check incoming.
44171         (default_strict_argument_naming): Don't use
44172         STRICT_ARGUMENT_NAMING.
44173         * targhooks.h: Remove the prototype for
44174         default_promote_function_args.
44176 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44178         * config/i386/i386-protos.h: Remove the prototype for
44179         ix86_setup_incoming_varargs.
44180         * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
44181         (ix86_setup_incoming_varargs): Make it static.
44182         * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
44184 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44186         * alloc-pool.c: Fix comment typos.
44187         * builtin-types.def: Likewise.
44188         * builtins.def: Likewise.
44189         * c-pretty-print.c: Likewise.
44190         * df.h: Likewise.
44191         * reload1.c: Likewise.
44193 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44195         * doc/invoke.texi: Follow spelling conventions.
44196         * doc/tm.texi: Likewise.
44198 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44200         * doc/install.texi: Fix typos.
44201         * doc/invoke.texi: Likewise.
44203 2004-01-31  Ulrich Weigand  <uweigand@de.ibm.com>
44205         * config/s390/s390.c (s390_decompose_address): Do not treat virtual
44206         registers as pointers.
44207         * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
44209 2004-01-31  Paolo Bonzini  <bonzini@gnu.org>
44211         * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
44212         and restore it to gen_lowpart_general on exit.
44213         (gen_lowpart_for_combine): Adjust all callers to go through
44214         gen_lowpart.
44215         * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
44216         and restore it to gen_lowpart_general on exit.
44217         (gen_lowpart_if_possible): Adjust all callers to go through
44218         gen_lowpart.
44219         * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
44220         (gen_lowpart): Declare as pointer to function, initialized to
44221         gen_lowpart_general.
44222         * rtl.h (gen_lowpart): Declare as pointer to function.
44224 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44226         * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
44227         * calls.c: Likewise.
44228         * emit-rtl.c: Likewise.
44229         * function.c: Likewise.
44230         * reload1.c: Likewise.
44231         * config/i386/cygming.h: Likewise.
44232         * config/i386/i386.c: Likewise.
44233         * config/i386/winnt.c: Likewise.
44235 2004-01-30  Dara Hazeghi  <dhazeghi@yahoo.com>
44237         PR bootstrap/9249
44238         * doc/install.texi: document --enable-__cxa_atexit option.
44239         * configure.ac: Disable __cxa_atexit if not supported.
44240         * configure: Regenerate.
44242 2004-01-30  Daniel Berlin  <dberlin@dberlin.org>
44244         * ggc-zone.c (ggc_free): New function.
44246 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
44248         alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
44249         cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
44250         flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
44251         ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
44252         tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
44253         config/alpha/alpha.c, config/alpha/alpha.h,
44254         config/alpha/alpha.md, config/alpha/unicosmk.h,
44255         config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
44256         config/c4x/c4x-protos.h, config/c4x/c4x.md,
44257         config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
44258         config/frv/frvend.c, config/i386/cygming.h,
44259         config/i386/djgpp.h, config/i386/emmintrin.h,
44260         config/i386/gthr-win32.c, config/i386/i386-interix.h,
44261         config/i386/i386-protos.h, config/i386/openbsd.h,
44262         config/i386/winnt.c, config/i386/xm-mingw32.h,
44263         config/i386/xmmintrin.h, config/ia64/ia64.md,
44264         config/iq2000/iq2000.md, config/m32r/m32r.md,
44265         config/m68k/m68k.md, config/mcore/mcore-elf.h,
44266         config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
44267         config/mips/iris5gas.h, config/mips/iris6.h,
44268         config/mips/iris6gas.h, config/mips/linux.h,
44269         config/mips/mips.md, config/mips/netbsd.h,
44270         config/mips/openbsd.h, config/mips/windiss.h,
44271         config/pa/fptr.c, config/rs6000/aix.h,
44272         config/rs6000/altivec.h, config/rs6000/darwin.h,
44273         config/rs6000/xcoff.h, config/s390/s390-protos.h,
44274         config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
44275         config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
44276         config/sparc/sol2.h: Update copyright.
44278 2004-01-30  Kelley Cook  <kcook@gcc.gnu.org>
44280         * Makefile.in (abs_docdir, abs_srcdir): Define.
44281         (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
44283 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
44285         * genconfig.c (main): Have CC0_P check its operand even on a
44286         target without cc0.
44288 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
44290         * config/alpha/alpha.c: Remove mentions of deprecates macros
44291         in comments, remove some target-independent comments about target
44292         macros, and/or add minimal function comments for target hook
44293         implementations.
44294         * config/avr/avr.c: Likewise.
44295         * config/ia64/ia64.h: Likewise.
44296         * config/ip2k/ip2k.c: Likewise.
44297         * config/iq2000/iq2000.c: Likewise.
44298         * config/m32r/m32r.h: Likewise.
44299         * config/m68hc11/m68hc11.c: Likewise.
44300         * config/mcore/mcore.c: Likewise.
44301         * config/mmix/mmix.c: Likewise.
44302         * config/mn10300/mn10300.c: Likewise.
44303         * config/pa/pa.c: Likewise.
44304         * config/pdp11/pdp11.c: Likewise.
44305         * config/rs6000/rs6000.h: Likewise.
44306         * config/sh/sh.c: Likewise.
44307         * config/sh/sh.h: Likewise.
44308         * config/sparc/sparc.c: Likewise.
44309         * config/sparc/sparc.h: Likewise.
44310         * config/stormy16/stormy16.c: Likewise.
44311         * config/xtensa/xtensa.c: Likewise.
44313 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
44315         PR optimization/12147
44316         * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
44317         RELOAD_FOR_OPADDR_ADDR.
44318         (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
44319         might be reused as RELOAD_FOR_OPADDR_ADDR register.
44321 2004-01-30  Jan Hubicka  <jh@suse.cz>
44323         * reload.c (get_secondary_mem): Fix updating of
44324         secondary_memlocs_elim_used.
44326 2004-01-30  Richard Henderson  <rth@redhat.com>
44328         * varasm.c (struct rtx_const, struct pool_constant): Remove.
44329         (MAX_RTX_HASH_TABLE): Remove.
44330         (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
44331         (first_pool, last_pool, pool_offset): Remove.
44332         (struct rtx_constant_pool): Split out from ...
44333         (struct varasm_status): ... here.  Reference one via pointer.
44334         (struct constant_descriptor_rtx): Merge struct pool_constant.
44335         (SYMHASH): Remove.
44336         (decode_rtx_const): Remove.
44337         (const_hash_rtx, compare_constant_rtx): Remove.
44338         (record_constant_rtx): Remove.
44339         (const_desc_rtx_hash, const_desc_rtx_eq): New.
44340         (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
44341         (const_rtx_hash_1, const_rtx_hash): New.
44342         (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
44343         (simplify_subtraction): Use simplify_rtx.
44344         (force_const_mem): Rewrite to use new data structures.
44345         (find_pool_constant): Likewise.
44346         (get_pool_constant, get_pool_constant_mark,
44347         get_pool_constant_for_function, get_pool_mode,
44348         get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
44349         (output_constant_pool_2): Split out from output_constant_pool.
44350         (output_constant_pool_1): Likewise.  Use new pool datastructures.
44351         (output_constant_pool): Zap entire pool datastructure.
44352         (mark_constant): Use new pool datastructures.
44353         (mark_constants): Use for_each_rtx.
44354         (mark_constant_pool): Use new pool datastructures.
44356 2004-01-30  Fariborz Jahanian <fjahanian@apple.com>
44358         * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
44359         Copy operands[1] to pseudo for simplify_gen_subreg.
44361 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
44363         * gcse.c (bypass_block): Fix a typo in the previous check-in
44364         to the file.
44366 2004-01-30  Andrew Pinski <pinskia@physics.uc.edu>
44368         * toplev.c: Include alloc-pool.h.
44369         * Makefile.in (toplev.c): Update dependencies.
44371 2004-01-30  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
44373         * combine.c (simplify_shift_const, case XOR): Be careful when
44374         commuting XOR with ASHIFTRT.
44376 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
44377             Eric Botcazou  <ebotcazou@libertysurf.fr>
44379         * config/sparc/sparc-protos.h: Remove the prototype for
44380         sparc_builtin_saveregs.
44381         * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
44382         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
44383         (TARGET_PROMOTE_PROTOTYPES): Likewise.
44384         (TARGET_STRUCT_VALUE_RTX): Likewise.
44385         (TARGET_RETURN_IN_MEMORY): Likewise.
44386         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
44387         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
44388         (sparc_builtin_saveregs): Make it static.
44389         (sparc_promote_prototypes): New.
44390         (sparc_struct_value_rtx): Likewise.
44391         (sparc_return_in_memory): Likewise.
44392         * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
44393         (PROMOTE_FUNCTION_RETURN): Likewise.
44394         (RETURN_IN_MEMORY): Likewise.
44395         (STRUCT_VALUE): Likewise.
44396         (STRUCT_VALUE_INCOMING): Likewise.
44397         (EXPAND_BUILTIN_SAVEREGS): Likewise.
44398         (STRICT_ARGUMENT_NAMING): Likewise.
44399         (PROMOTE_PROTOTYPES): Likewise.
44401         * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
44403 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
44405         PR c/12818
44406         * varasm.c (const_hash_1) <STRING_CST>: Use the
44407         address to compute the hash value if flag_writable_strings.
44408         (compare_constant) <STRING_CST>: Compare the addresses
44409         if flag_writable_strings.
44410         (build_constant_desc): Do not copy the expression for a
44411         STRING_CST if flag_writable_strings.
44413 2004-01-30  Jan Hubicka  <jh@suse.cz>
44415         * alloc-pool.c: Include hashtab.h
44416         (alloc_pool_descriptor): New structure
44417         (alloc_pool_hash): New global variable.
44418         (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
44419         (create_alloc_pool): Update statistics.
44420         (free_alloc_pool): Likewise.
44421         (pool_alloc): Likewise.
44422         (output_info): New structure
44423         (print_statistics, dump_alloc_pool_statistics): New function.
44424         * alloc-pool.h (alloc_pool_def): Turn name to be constant.
44425         (dump_alloc_pool_statistics): Declare.
44426         * toplev.c (finalize):  Dump statistics.
44428         * reload.c (secondary_memlocs_elim_used): New static variable.
44429         (get_secondary_mem): Update it.
44430         (find_reloads): Use it.
44432 2004-01-30  Steven Bosscher <s.bosscher@student.tudelft.nl>
44434         * toplev.c: Fix broken checkin of 2003-12-30, again.
44436 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
44438         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
44439         s390*-*-* targets by specifying a 'nop' insn.
44440         * configure: Regenerate.
44442 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
44444         PR target/11475
44445         * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
44447 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
44449         * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
44450         of addr when creating MEM copy.
44452 2004-01-29  Devang Patel  <dpatel@apple.com>
44454         * dwarf2out.c (gen_field_die): Do not equate decl number to die.
44456 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
44458         PR inline-asm/6162
44459         * reload.c (find_reloads): Only support one pair of commutative
44460         operands.
44462 2004-01-29  Roger Sayle  <roger@eyesopen.com>
44464         PR java/13824
44465         * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
44466         as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
44467         recursion.
44469 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
44471         * config/frv/frv.c: Don't mention deprecated macros in
44472         comments.  Remove some target-independent comments about
44473         target macros.
44474         * config/frv/frv.h: Likewise.
44476 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
44478         * cfghooks.c (split_block): Set probability and count of the
44479         new edge.
44481 2004-01-29  Josef Zlomek  <zlomekj@suse.cz>
44483         * dwarf2out.c (struct die_struct): Added field decl_id.
44484         (decl_die_table): Changed to hash table.
44485         (decl_die_table_allocated): Deleted.
44486         (decl_die_table_in_use): Deleted.
44487         (DECL_DIE_TABLE_INCREMENT): Deleted.
44488         (decl_die_table_hash): New function.
44489         (decl_die_table_eq): New function.
44490         (lookup_decl_die): Lookup in a hash table.
44491         (equate_decl_number_to_die): Insert into a hash table.
44492         (dwarf2out_init): Init hash table decl_die_table.
44494 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
44496         PR optimization/13424
44497         * expr.c (store_constructor): Revert 2003-12-03 change.
44499         * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
44500         expected before returning early.  Avoid sharing RTL if they
44501         need to be changed.
44503         * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
44504         handling so that memory attributes are preserved.  Don't call
44505         ix86_set_move_mem_attrs.
44506         (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
44507         (ix86_expand_clrstr): Rename src argument to
44508         dst.  Rework rep_stos and strset handling so that memory attributes
44509         are preserved.
44510         (ix86_expand_strlen): Pass src argument to
44511         ix86_expand_strlensi_unroll_1.  Rework strlenqi_1 handling so that
44512         memory attributes are preserved.
44513         (ix86_expand_strlensi_unroll_1): Add src argument.  Use
44514         change_address instead of gen_rtx_MEM.
44515         * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
44516         expanders.
44517         (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
44518         strmovqi, strmovqi_rex64): Remove.
44519         (rep_mov*, strmov*): Prefix insn names with *.
44520         (strset, strset_singleop, rep_stos): New expanders.
44521         (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
44522         strsetqi, strsetqi_rex64): Remove.
44523         (rep_stos*, strset*): Prefix insn names with *.
44524         (rep_stosqi_rex64): Likewise.  Fix mode of dirflag reg from DImode
44525         to SImode.
44526         (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
44527         are preserved.
44528         (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
44529         Prefix insn names with *.
44530         (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
44531         (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
44532         (strlenqi_1): New expander.
44533         * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
44535 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
44537         * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
44538         * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
44539         verify_flow_info): Declaration removed.
44540         * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
44541         (debug_bb, debug_bb_n): Add argument to dump_bb call.
44542         * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
44543         try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
44544         instead of delete_block.
44545         * cfghooks.c: Include timevar.h and toplev.h.
44546         (cfg_hooks): Define here.
44547         (verify_flow_info, dump_bb): Moved from cfg.c.
44548         (redirect_edge_and_branch, redirect_edge_and_branch_force,
44549         split_block, split_block_after_labels, move_block_after,
44550         delete_basic_block, split_edge, create_basic_block,
44551         create_empty_bb, can_merge_blocks_p, merge_blocks,
44552         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
44553         New functions.
44554         * cfghooks.h (struct cfg_hooks): Added fields name,
44555         make_forwarder_block, tidy_fallthru_edge and
44556         move_block_after. Changed type of verify_flow_info, dump_bb,
44557         split_block fields. Renamed cfgh_split_edge and delete_block
44558         fields.
44559         (redirect_edge_and_branch, redirect_edge_and_branch_force,
44560         split_block, delete_block, split_edge, create_basic_block,
44561         can_merge_blocks_p, merge_blocks): Macros removed.
44562         (cfg_hooks): Do not export.
44563         (verify_flow_info, dump_bb, redirect_edge_and_branch,
44564         redirect_edge_and_branch_force, split_block, split_block_after_labels,
44565         move_block_after, delete_basic_block, split_edge, create_basic_block,
44566         create_empty_bb, can_merge_blocks_p, merge_blocks,
44567         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
44568         Declare.
44569         (cfg_layout_rtl_cfg_hooks): Declare.
44570         * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
44571         New functions.
44572         (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
44573         (redirect_edge_with_latch_update): Removed.
44574         (make_forwarder_block): Moved to cfghooks.c, semantics changed.
44575         * cfgloopmanip.c (remove_bbs): Do not update dominators here.
44576         * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
44577         rtl_delete_block, rtl_split_block, rtl_merge_blocks,
44578         tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
44579         cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
44580         cfghooks.c.
44581         (rtl_create_basic_block): Coding style fix.
44582         (rtl_tidy_fallthru_edge, rtl_move_block_after,
44583         rtl_make_forwarder_block): New functions.
44584         (update_cfg_after_block_merging): Removed.
44585         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
44586         * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
44587         to dump_bb.
44588         * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
44589         find_if_case_2): Don't update dominators.
44590         * timevar.def (TV_CFG_VERIFY): New.
44591         * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
44592         * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
44593         * cfgloopmanip.c (split_loop_bb): Don't update dominators.
44594         (remove_bbs): Don't call remove_bbs.
44595         (create_preheader): Use make_forwarder_block.
44596         (mfb_keep_just, mfb_update_loops): New static functions.
44598 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
44600         * config/avr/avr.h: Remove target-independent comments about
44601         target macros.
44603 2004-01-28  Daniel Berlin  <dberlin@dberlin.org>
44605         * timevar.c (timevar_print): Mention when checking is enabled.
44607 2004-01-28  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
44609         * c-lex.c (c_lex): Rename to...
44610         (c_lex_with_flags): Add new parameter to get CPP flags.
44611         (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
44612         * c-pragma.h (c_lex_with_flags): Declare.
44614 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44616         * config/mcore/mcore.c (mcore_external_libcall): Add a
44617         comment.
44618         (mcore_return_in_memory): Likewise.
44620 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44622         * config/mcore/mcore-protos.h: Remove the prototype for
44623         mcore_setup_incoming_varargs.
44624         * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
44625         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
44626         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
44627         (TARGET_PROMOTE_PROTOTYPES): Likewise.
44628         (TARGET_STRUCT_VALUE_RTX): Likewise.
44629         (TARGET_RETURN_IN_MEMORY): Likewise.
44630         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
44631         (mcore_setup_incoming_varargs): Make it static.  Receive the
44632         first argument by reference.  Add argument second_time.
44633         (mcore_external_libcall): New.
44634         (mcore_return_in_memory): Likewise.
44635         * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
44636         (PROMOTE_FUNCTION_RETURN): Likewise.
44637         (STRUCT_VALUE): Likewise.
44638         (RETURN_IN_MEMORY): Likewise.
44639         (SETUP_INCOMING_VARARGS): Likewise.
44640         (PROMOTE_PROTOTYPES): Likewise.
44641         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
44643 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44645         * config/m32r/m32r-protos.h: Remove the prototype for
44646         m32r_setup_incoming_varargs.
44647         * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
44648         (TARGET_STRUCT_VALUE_RTX): Likewise.
44649         (TARGET_RETURN_IN_MEMORY): Likewise.
44650         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
44651         (m32r_return_in_memory): New.
44652         (m32r_setup_incoming_varargs): Make it static.
44653         * config/m32r/m32r.h: Remove #undef of
44654         ASM_OUTPUT_EXTERNAL_LIBCALL.  Remove the commented-out
44655         definitions of PROMOTE_FUNCTION_ARGS and
44656         PROMOTE_FUNCTION_RETURN.
44657         (PROMOTE_PROTOTYPES): Remove.
44658         (RETURN_IN_MEMORY): Likewise.
44659         (STRUCT_VALUE): Likewise.
44661 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44663         * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
44664         (TARGET_STRUCT_VALUE_RTX): Likewise.
44665         (m68k_struct_value_rtx): Likewise.
44666         * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
44667         STRUCT_VALUE_REGNUM.
44668         (PROMOTE_PROTOTYPES): Remove.
44669         * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
44670         STRUCT_VALUE_REGNUM.
44671         * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
44672         * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
44674 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44676         * config/stormy16/stormy16.c
44677         (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
44678         TARGET_BUILD_BUILTIN_VA_LIST.
44680 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44682         * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
44683         (TARGET_STRUCT_VALUE_RTX): Likewise.
44684         (TARGET_RETURN_IN_MEMORY): Likewise.
44685         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
44686         (v850_return_in_memory): Likewise.
44687         (v850_setup_incoming_varargs): Likewise.
44688         * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
44689         (SETUP_INCOMING_VARARGS): Likewise.
44690         (RETURN_IN_MEMORY): Likewise.
44691         (STRUCT_VALUE): Likewise.
44693 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44695         * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
44696         (fr30_setup_incoming_varargs): Don't use
44697         STRICT_ARGUMENT_NAMING.
44698         * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
44699         (STRICT_ARGUMENT_NAMING): Likewise.
44701 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44703         * config/frv/frv-protos.h: Remove the prototype for
44704         frv_expand_builtin_saveregs.
44705         * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
44706         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
44707         (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
44708         STRUCT_VALUE_REGNUM.
44709         (frv_expand_builtin_saveregs): Make it static.
44710         (frv_struct_value_rtx): New.
44711         * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
44713 2004-01-29  Jan Hubicka  <jh@suse.cz>
44715         PR c++/12850
44716         * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
44717         initial pointers.
44718         * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
44719         for functions that will be only inlined.
44720         (cgraph_mark_function_to_output): Likewise.
44721         (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
44722         do not clear function body.
44723         * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
44724         (tree_rest_of_compilation): Reorganize the logic releasing function
44725         body to use callgraph datastructure.
44727 2004-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
44729         * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
44730         to register_operand.
44732 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
44734         * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
44735         (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
44736         match_operand expressions so that all match_dups appear
44737         lexically after their corresponding match_operands.
44739 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44741         * config/h8300/h8300.c (WORD_REG_USED): Use
44742         HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
44743         (compute_saved_regs): Likewise.
44744         (h8300_expand_prologue): Likewise.  Allocate locals after
44745         saving registers.
44746         (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
44747         of FRAME_POINTER_REGNUM.  Deallocate locals before saving
44748         registers.
44749         (h8300_initial_elimination_offset): Adjust for the new frame
44750         layout, which swaps flips the order of locals and saved
44751         registers.
44752         * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
44753         (HARD_FRAME_POINTER_REGNUM): New.
44754         (ELIMINABLE_REGS): Add an elimination rule from
44755         FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
44756         (REGISTER_NAMES): Add fp.
44757         * config/h8300/h8300.md (FP_REG): Change to 11.
44758         (HFP_REG): New.
44760 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44762         * genrecog.c (write_node): Remove a useless local variable.
44764 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
44766         * Makefile.in (options.c options.h): Use stamp file s-options to
44767         avoid unnecessary rebuilds.
44768         (options.o): New target listing dependencies.
44769         (gtyp-gen.h): Use stamp file s-gtyp-gen.
44770         (STAGESTUFF): Add s-gtyp-gen.
44772 2004-01-28  Richard Henderson  <rth@redhat.com>
44774         * ggc.h (ggc_free): Declare.
44775         * ggc-common.c (ggc_realloc): Use it.
44776         * ggc-page.c: Remove lots of inline markers.
44777         (globals): Add free_object_list.
44778         (ggc_alloc): Tidy.
44779         (ggc_free, validate_free_objects): New.
44780         (poison_pages): Provide default.
44781         (ggc_collect): Call validate_free_objects; emit markers to
44782         the debug file.
44784 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
44785             Jim Wilson  <wilson@specifixinc.com>
44787         * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
44788         Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
44789         scratch pointer.
44790         (ia64_secondary_reload_class): Delete case GR_REGS.
44791         * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
44792         Do not allocate a scratch register.
44793         (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
44795 2004-01-28  Jan Hubicka  <jh@suse.cz>
44797         * gcse.c (bypass_block): Prevent edges to be unified when we are
44798         about to emit compenstation code.
44800 2004-01-28  Nick Clifton  <nickc@redhat.com>
44802         * config/arm/arm.c (arm_expand_builtin): Force second argument of
44803         the setcwx insn into a register.
44805 2004-01-28  Richard Sandiford  <rsandifo@redhat.com>
44807         * config/fp-bit.c (pack_d): When using paired doubles to implement
44808         a long double, round the high part separately.
44809         (unpack_d): Fix the case in which the high part is a power of two
44810         and the low part is a nonzero value of the opposite sign.
44812 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44814         * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
44815         (TARGET_STRUCT_VALUE_RTX): Likewise.
44816         (c4x_external_libcall): Likewise.
44817         (c4x_struct_value_rtx): Likewise.
44818         * config/c4x/c4x.h: Remove.
44819         (STRUCT_VALUE_REGNUM): Likewise.
44820         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
44822 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44824         * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
44825         (TARGET_STRUCT_VALUE_RTX): Likewise.
44826         * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
44827         (STRUCT_VALUE): Likewise.
44828         (PROMOTE_PROTOTYPES): Likewise.
44830 2004-01-27  Roger Sayle  <roger@eyesopen.com>
44832         * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
44833         CONST_INT before using INTVAL.
44835 2004-01-27  Ulrich Weigand  <uweigand@de.ibm.com>
44837         * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
44838         * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
44839         frame if !TARGET_BACKCHAIN.
44840         * config/s390/s390.md ("allocate_stack"): Use pattern only if
44841         TARGET_BACKCHAIN.
44842         * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
44844 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
44846         * ia64.c (ia64_function_arg): When placing HFAs in integer
44847         registers, do not special case the mode used for complex
44848         types.  Do not advance int_regs until the current register
44849         is full.
44851 2004-01-27  Richard Sandiford  <rsandifo@redhat.com>
44853         PR target/7297
44854         * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
44856 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
44858         * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
44859         slow, unaligned loads and stores while debugging.  Fix formatting.
44861 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
44863         * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
44864         of computing wmode.
44865         (restore_stack_nonlocal): Same.
44867 2004-01-27  Devang Patel <dpatel@apple.com>
44869         * Makefile.in (dwarf2out.o): Depend on input.h
44870         * dbxout.c (dbx_debug_hooks): Add new empty hook for
44871         imported_module_or_decl.
44872         (xcoff_debug_hooks): Same.
44873         * sdbout.c (sdb_debug_hooks): Same.
44874         * vmsdbgout.c (vmsdbg_debug_hooks): Same.
44875         * debug.c (do_nothing_debug_hooks): Same.
44876         (debug_nothing_tree_tree): New function.
44877         * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
44878         * dwarf2out.c: Include input.h.
44879         (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
44880         (remove_child_TAG): New function.
44881         (dwarf_tag_name): Handle DW_TAG_imported_module.
44882         (gen_subprogram_die): Equate decl number to declaration die. Do not
44883         remove all children dies while reusing declaration die for definition.
44884         Instead, selectively remove only formal parameters.
44885         (gen_variable_die): Equate variable decl to declaration die.
44886         (gen_field_die): Equate field decl to line number.
44887         (force_namespace_die): Replace it with ...
44888         (force_decl_die): ... this.
44889         (force_type_die): New function.
44890         (setup_namespace_context): Replace use of force_namespace_die() with
44891         force_decl_die().
44892         (gen_namespace_die): Same.
44893         (dwarf2out_imported_module_or_decl): New function.
44895 2004-01-27  Bob Wilson  <bob.wilson@acm.org>
44897         * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
44898         on CQImode and CHImode incoming arguments in register a7.
44899         (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
44900         * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
44901         * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
44902         xtensa_copy_incoming_a7 before reload.
44904 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
44906         * coverage.c (get_coverage_counts): Give a different message
44907         if flag_guess_branch_prob is set.
44908         * predict.c (counts_to_freqs): Return an int.
44909         (estimate_bb_frequencies): If counts_to_freqs returns zero,
44910         calculate estimates.
44912 2004-01-27  Kazu Hirata  <kazu@cs.umass.edu>
44914         * config/iq2000/iq2000-protos.h: Remove the prototype for
44915         iq2000_setup_incoming_varargs.
44916         * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
44917         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
44918         (TARGET_PROMOTE_PROTOTYPES): Likewise.
44919         (TARGET_STRUCT_VALUE_RTX): Likewise.
44920         (TARGET_RETURN_IN_MEMORY): Likewise.
44921         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
44922         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
44923         (iq2000_return_in_memory): Likewise.
44924         (iq2000_setup_incoming_varargs): Make it static.  Receive the
44925         first argument by reference.
44926         * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
44927         (PROMOTE_FUNCTION_RETURN): Likewise.
44928         (PROMOTE_PROTOTYPES): Likewise.
44929         (RETURN_IN_MEMORY): Likewise.
44930         (STRUCT_VALUE): Likewise.
44931         (SETUP_INCOMING_VARARGS): Likewise.
44932         (STRICT_ARGUMENT_NAMING): Likewise.
44934 2004-01-24  James A. Morrison  <ja2morri@uwaterloo.ca>
44936         * fixinc/fixinc.c (test_test): Initialize res.
44937         (start_flexer): Initialize pz_cmd_save.
44939 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
44941         * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
44942         SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
44944 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
44946         PR 7198
44947         * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
44948         (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
44949         (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
44950         Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
44951         Possibly rename pattern for consistency.
44952         Remove ??? comments suggesting that this be done.
44953         (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
44954         New patterns.
44955         (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
44956         (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
44957         (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
44958         (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
44959         Update to match.
44961 2004-01-27  Ian Lance Taylor  <ian@wasabisystems.com>
44963         * config/arm/arm.c (output_return_instruction): Only restore IP
44964         into SP if frame_pointer_needed.
44966 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
44968         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
44969         for SCmode and DCmode if ARCH32.
44970         (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
44971         * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
44972         if ARCH32.
44973         (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
44974         if ARCH32.
44975         (BASE_OUTGOING_VALUE_REG): Likewise.
44977 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
44979         PR target/10904
44980         PR target/13058
44981         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
44982         Forbid mode changes from SImode for lower FP regs if ARCH64.
44984 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
44986         * Makefile.in (bt-load.o): Depend on except.h.
44987         * bt-load.c (except.h): #include.
44988         (compute_defs_uses_and_gen): If insn at end of BB can throw
44989         within this function, consider registers used by it unavailable for
44990         btr migration.
44991         (move_btr_def): If insn at end of BB can throw, insert before rather
44992         than after.
44994         * flags.h (flag_btr_bb_exclusive): Declare.
44995         * toplev.c (flag_btr_bb_exclusive): New variable.
44996         (f_options): Add btr-bb-exclusive.
44997         * bt-load.c (augment_live_range): Restore old behaviour if
44998         flag_btr_bb_exclusive is set.
44999         * common.opt: Add entry for -fbtr-bb-exclusive.
45000         * opts.c (common_handle_options): Same.
45001         * doc/invoke.texi: Document -fbtr-bb-exclusive.
45003         * bt-load.c (btrs_live_at_end): New variable.
45004         (compute_defs_uses_and_gen): Compute its pointed-to array.
45005         (clear_btr_from_live_range, add_btr_to_live_range): Update it.
45006         (augment_live_range): When augmenting with a new dominator,
45007         use only its btrs_live_at_end set, but also add in the full set
45008         of the old dominator.
45009         (btr_def_live_range): Use btrs_live_at_end.
45010         (move_btr_def): Set other_btr_uses_before_def, and move new set
45011         to the end of the basic block, if appropriate.
45012         (migrate_btr_defs): Allocate and free btrs_live_at_end.
45014         * bt-load.c (basic_block_freq): Remove outdated comment.
45016 2004-01-27  Alan Modra  <amodra@bigpond.net.au>
45018         * config/rs6000/rs6000.h: Correct target_flags free bits comment.
45019         (PREDICATE_CODES): Remove duplicate.
45020         * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
45021         (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
45022         (MASK_PROFILE_KERNEL): Adjust define.
45024 2004-01-27  Jakub Jelinek  <jakub@redhat.com>
45026         * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
45027         of long string literals from 32 bytes to sizeof (void *) when !-Os
45028         and to 1 with -Os.
45030 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45032         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
45033         constant addresses in the normal mode.
45035 2004-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
45037         * system.h (CHAR_BITFIELD): Delete.
45038         (BOOL_BITFIELD): New.
45039         * c-decl.c (c_scope): Use BOOL_BITFIELD.
45040         * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
45042 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45044         * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
45045         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
45046         (TARGET_PROMOTE_PROTOTYPES): Likewise.
45047         (TARGET_STRUCT_VALUE_RTX): Likewise.
45048         (TARGET_RETURN_IN_MEMORY): Likewise.
45049         (arc_return_in_memory): Likewise.
45050         * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
45051         (PROMOTE_FUNCTION_RETURN): Likewise.
45052         (RETURN_IN_MEMORY): Likewise.
45053         (STRUCT_VALUE): Likewise.
45055 2004-01-26  Richard Henderson  <rth@redhat.com>
45057         * c-parse.in (extension): Use itype.
45058         (SAVE_EXT_FLAGS): Don't allocate a tree.
45059         (RESTORE_EXT_FLAGS): Don't read a tree.
45061 2004-01-26  Jan Hubicka  <jh@suse.cz>
45063         * cselib.c (discard_useless_values):  Clear out value pointer pointing
45064         to datastructure to be recycled.
45066 2004-01-25  Jan Hubicka  <jh@suse.cz>
45068         * genextract.c (main): Do not output the memset when not checking.
45070 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45072         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
45073         switch statement instead of a chain of if statements.
45075 2004-01-26  Jeff Law  <law@redhat.com>
45077         * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry.  Add
45078         acute accents for Petur Runolfsson's entry.
45080 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45082         * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
45083         (TARGET_RETURN_IN_MEMORY): Likewise.
45084         * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
45085         (RETURN_IN_MEMORY): Likewise.
45087 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
45089          * config/rs6000/rs6000.c (rs6000_emit_move): split slow
45090          unaligned load/store into smaller loads and stores.
45092 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
45094         * function.c (assign_parms): Do not assign
45095         long long argument to memory in prologue if
45096         is it loaded into register.
45098 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
45100          PR middle-end/13779
45101          * expr.c (emit_group_load): split constant
45102          correctly into register components of PARALLEL insn.
45104 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
45106         * gcc/config/rs6000/rs6000.md (save_stack_nonlocal):
45107         Use adjust_address_nv directly with appropriate mode.
45108         (restore_stack_nonlocal): Ditto.
45110 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45112         * config/xtensa/xtensa-protos.h: Remove the prototype for
45113         xtensa_builtin_saveregs.
45114         * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
45115         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
45116         (TARGET_PROMOTE_PROTOTYPES): Likewise.
45117         (TARGET_STRUCT_VALUE_RTX): Likewise.
45118         (TARGET_RETURN_IN_MEMORY): Likewise.
45119         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
45120         (xtensa_builtin_saveregs): Make it static.
45121         (xtensa_return_in_memory): New.
45122         * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
45123         (PROMOTE_FUNCTION_RETURN): Likewise.
45124         (PROMOTE_PROTOTYPES): Likewise.
45125         (STRUCT_VALUE): Likewise.
45126         (RETURN_IN_MEMORY): Likewise.
45127         (EXPAND_BUILTIN_SAVEREGS): Likewise.
45129 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45131         * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
45132         (arm_setup_incoming_varargs): Likewise.
45133         * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
45135 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45137         * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
45138         (cris_setup_incoming_varargs): Likewise.
45139         * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
45141 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45143         * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
45144         (ns32k_struct_value_rtx): Likewise.
45145         * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
45146         NS32K_STRUCT_VALUE_REGNUM.
45148 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45150         * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
45151         (TARGET_PROMOTE_PROTOTYPES): Likewise.
45152         (TARGET_STRUCT_VALUE_RTX): Likewise.
45153         (arm_struct_value_rtx): Likewise.
45154         * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
45155         (STRUCT_VALUE): Likewise.
45156         (STRUCT_VALUE_REGNUM): Likewise.
45157         (PROMOTE_PROTOTYPES): Likewise.
45159 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45161         * config/ia64/ia64-protos.h: Remove the prototype for
45162         ia64_setup_incoming_varargs and ia64_return_in_memory.
45163         * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
45164         (TARGET_RETURN_IN_MEMORY): Likewise.
45165         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
45166         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
45167         (ia64_setup_incoming_varargs): Adjust the arguments to meet
45168         the requirement of TARGET_SETUP_INCOMING_VARARGS.
45169         (ia64_return_in_memory): Make it static.  Change the return
45170         type to bool from int.  Add an argument.
45171         (ia64_struct_value_rtx): New.
45172         * config/ia64/ia64.h: Remove commented-out definitions of
45173         PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
45174         PROMOTE_PROTOTYPES.
45175         (RETURN_IN_MEMORY): Remove.
45176         (STRUCT_VALUE_REGNUM): Likewise.
45177         (STRICT_ARGUMENT_NAMING): Likewise.
45179 2004-01-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
45181         PR target/13666
45182         * config/sparc/sparc.c (function_arg_union_value): New function.
45183         (function_arg): Use it to deal with unions.
45184         (function_value): Likewise.  Define 'regbase' only for ARCH64.
45185         Replace a conditional statement by a simpler one.
45187 2004-01-26  Richard Sandiford  <rsandifo@redhat.com>
45189         * config/mips/mips.c (mips16_optimize_gp): Delete.
45190         (mips_reorg): Don't call it.
45192 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
45194         * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
45195         (floatunsqihf2): Remove operand 6.
45196         (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
45197         fix patterns.
45198         (ldi_conditional, ldf_conditional): Validate operands.
45200 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
45202         * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
45203         (HAVE_GAS_HIDDEN): Undefine as interim measure.
45205 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
45207         * config/c4x/c4x.c (c4x_legitimate_address_p):  Invalidate direct
45208         memory references if TARGET_EXPOSE_LDP nonzero.
45210 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
45212         * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
45214 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
45216         * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
45217         invalid operand combinations.
45219 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
45221         * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
45222         c4x_legitimate_address_p.  Fix post_modify check.
45224         * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
45225         * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
45227 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45229         * config/pa/pa-protos.h: Remove the prototype for
45230         hppa_builtin_saveregs.  Add a prototype for
45231         pa_return_in_memory.
45232         * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
45233         (TARGET_PROMOTE_PROTOTYPES): Likewise.
45234         (TARGET_STRUCT_VALUE_RTX): Likewise.
45235         (TARGET_RETURN_IN_MEMORY): Likewise.
45236         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
45237         (pa_struct_value_rtx): Likewise.
45238         (pa_return_in_memory): Likewise.
45239         * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
45240         PA_STRUCT_VALUE_REGNUM.
45241         (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
45242         (EXPAND_BUILTIN_SAVEREGS): Remove.
45243         (PROMOTE_PROTOTYPES): Likewise.
45244         (PROMOTE_FUNCTION_RETURN): Likewise.
45246 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45248         * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
45249         (TARGET_STRUCT_VALUE_RTX): Likewise.
45250         (vax_struct_value_rtx): Likewise.
45251         * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
45252         VAX_STRUCT_VALUE_REGNUM.
45253         (PROMOTE_PROTOTYPES): Remove.
45255 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
45257         * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS):  Handle symref.
45259 2004-01-25  Chris Demetriou  <cgd@broadcom.com>
45261         * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
45262         and MIPS64 have HI/LO interlocks.  Update comment.
45264 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45266         * config/stormy16/stormy16-protos.h: Remove the prototype for
45267         xstormy16_setup_incoming_varargs.
45268         * config/stormy16/stormy16.c
45269         (xstormy16_setup_incoming_varargs): Remove.
45270         (xstormy16_return_in_memory): New.
45271         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
45272         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
45273         (TARGET_PROMOTE_PROTOTYPES): Likewise.
45274         (TARGET_STRUCT_VALUE_RTX): Likewise.
45275         (TARGET_RETURN_IN_MEMORY): Likewise.
45276         * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
45277         (PROMOTE_FUNCTION_RETURN): Likewise
45278         (PROMOTE_PROTOTYPES): Likewise
45279         (RETURN_IN_MEMORY): Likewise
45280         (STRUCT_VALUE): Likewise
45281         (SETUP_INCOMING_VARARGS): Likewise
45283 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
45285         * config/mips/mips.c (mips_offset_within_object_p): New function.
45286         (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
45287         SYMBOL_CONSTANT_POOL cases.  Also use it for SYMBOL_GENERAL if the
45288         ABI has 64-bit pointers and the object file only allows 32-bit symbols.
45290 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45292         * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
45293         (PROMOTE_FUNCTION_RETURN): Likewise.
45295 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45297         * config/mn10300/mn10300-protos.h: Remove the prototype for
45298         mn10300_builtin_saveregs.
45299         * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
45300         (TARGET_STRUCT_VALUE_RTX): Likewise.
45301         (TARGET_RETURN_IN_MEMORY): Likewise.
45302         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
45303         (mn10300_return_in_memory): Likewise.
45304         (mn10300_builtin_saveregs): Make it static.
45305         * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
45306         (RETURN_IN_MEMORY): Likewise.
45307         (STRUCT_VALUE): Likewise.
45308         (EXPAND_BUILTIN_SAVEREGS): Likewise.
45310 2004-01-25  Eric Botcazou  <ebotcazou@act-europe.fr>
45312         PR bootstrap/13853
45313         * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
45315 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45317         * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
45318         using ccr.
45320 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45322         * config/i860/i860-protos.h: Remove the prototype for
45323         i860_saveregs.
45324         * config/i860/i860.c (i860_saveregs): Make it static.
45325         (i860_struct_value_rtx): New.
45326         (TARGET_STRUCT_VALUE_RTX): Likewise.
45327         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
45328         * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
45329         I860_STRUCT_VALUE_REGNUM.
45330         (EXPAND_BUILTIN_SAVEREGS): Remove.
45332 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45334         * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
45335         (TARGET_RETURN_IN_MEMORY): Likewise.
45336         (m68hc11_struct_value_rtx): Likewise.
45337         (m68hc11_return_in_memory): Likewise.
45338         * config/m68hc11/m68hc11.h: Remove a commented-out definition
45339         of PROMOTE_PROTOTYPES.
45340         (RETURN_IN_MEMORY): Remove.
45341         (STRUCT_VALUE_REGNUM): Likewise.
45343 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45345         * config/mmix/mmix-protos.h: Remove the prototype for
45346         mmix_setup_incoming_varargs.
45347         * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
45348         (TARGET_STRUCT_VALUE_RTX): Likewise.
45349         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
45350         (mmix_setup_incoming_varargs): Make it static.
45351         (mmix_struct_value_rtx): New.
45352         * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
45353         Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
45354         (STRUCT_VALUE_REGNUM): Remove.
45355         (SETUP_INCOMING_VARARGS): Likewise.
45357 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45359         * config/mips/mips-protos.h: Remove the prototypes for
45360         mips_setup_incoming_varargs and mips_return_in_memory.
45361         * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
45362         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
45363         (TARGET_PROMOTE_PROTOTYPES): Likewise.
45364         (TARGET_STRUCT_VALUE_RTX): Likewise.
45365         (TARGET_RETURN_IN_MEMORY): Likewise.
45366         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
45367         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
45368         (mips_setup_incoming_varargs): Match the prototype for
45369         TARGET_SETUP_INCOMING_VARARGS.
45370         (mips_return_in_memory): Make it static.  Add argument fntype.
45371         (mips_strict_argument_naming): New.
45372         * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
45373         (PROMOTE_FUNCTION_ARGS): Likewise.
45374         (PROMOTE_FUNCTION_RETURN): Likewise.
45375         (STRUCT_VALUE): Likewise.
45376         (RETURN_IN_MEMORY): Likewise.
45377         (SETUP_INCOMING_VARARGS): Likewise.
45378         (STRICT_ARGUMENT_NAMING): Likewise.
45380 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45382         * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
45383         (TARGET_RETURN_IN_MEMORY): Likewise.
45384         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
45385         (ip2k_return_in_memory): Likewise.
45386         (ip2k_setup_incoming_varargs): Likewise.
45387         * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
45388         (STRUCT_VALUE): Likewise.
45389         (STRUCT_VALUE_INCOMING): Likewise.
45390         (SETUP_INCOMING_VARARGS): Likewise.
45392 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45394         * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
45395         (TARGET_RETURN_IN_MEMORY): Likewise.
45396         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
45397         (avr_return_in_memory): Remove.
45398         * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
45399         (STRUCT_VALUE): Likewise.
45400         (STRUCT_VALUE_INCOMING): Likewise.
45401         (STRICT_ARGUMENT_NAMING): Likewise.
45403 2004-01-25  Jan Hubicka  <jh@suse.cz>
45405         * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
45407 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
45409         * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
45410         (mips_regno_mode_ok_for_base_p): Declare.
45411         * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
45412         (FRAME_POINTER_REGNUM): Renumber to 78.
45413         (FIRST_PSEUDO_REGISTER): Update comment accordingly.
45414         (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
45415         (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
45416         (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
45417         (REG_MODE_OK_FOR_BASE_P): Likewise.
45418         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
45419         entry for 77 to "$arg" and entry for 78 to "$frame".
45420         (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
45421         (mips_reg_mode_ok_for_base_p): Remove.
45422         (mips_regno_mode_ok_for_base_p): New function, derived from old
45423         BASE_REG_P macro.  Don't enforce the mips16 stack pointer
45424         restrictions unless we're being strict.
45425         (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
45427 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
45429         * c-common.h: Fix comment typos.
45430         * c-decl.c: Likewise.
45431         * cgraphunit.c: Likewise.
45432         * combine.c: Likewise.
45433         * et-forest.c: Likewise.
45434         * flow.c: Likewise.
45435         * function.c: Likewise.
45436         * ifcvt.c: Likewise.
45437         * integrate.c: Likewise.
45438         * jump.c: Likewise.
45439         * postreload.c: Likewise.
45440         * varray.c: Likewise.
45442 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
45444         * doc/frontends.texi: Update copyright.
45445         * doc/gcov.texi: Likewise.
45446         * doc/gty.texi: Likewise.
45447         * doc/sourcebuild.texi: Likewise.
45448         * doc/standards.texi: Likewise.
45450 2004-01-24  Herman A.J. ten Brugge  <hermantenbrugge@home.nl>
45452         PR target/12978
45453         * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
45454         Remove movstrqi_small because it conflicts with movstrqi_large.
45456 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
45458         * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
45459         (TARGET_STRUCT_VALUE_RTX): Likewise.
45460         (cris_struct_value_rtx): Likewise.
45461         * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
45462         (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
45463         STRUCT_VALUE_REGNUM.
45464         (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
45466 2004-01-24  Ian Lance Taylor  <ian@wasabisystems.com>
45468         PR bootstrap/13848
45469         * cse.c (cse_cc_succs): Change the mode of the source expression
45470         as soon as decide we need a new mode.  Don't permit changing modes
45471         if we found a match in a successor block.
45472         (cse_condition_code_reg): Save original mode of source expression
45473         so that we know whether we have to change the mode in other
45474         insns.
45476 2004-01-24  Jan Hubicka  <jh@suse.cz>
45478         * emit-rtl.c (change_address, adjust_address_1, offset_address,
45479         widen_memory_access):  Return early when there is nothing to change.
45481 2004-01-24  Jakub Jelinek  <jakub@redhat.com>
45483         * simplify-rtx.c (simplify_relational_operation): Don't
45484         simplify address == constant into address + -constant == 0.
45486 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
45488         * gcc.c (process_command): Don't internationalize the
45489         Copyright message.
45490         * mips-tfile.c (main): Likewise.
45492 2004-01-24  Andreas Tobler  <a.tobler@schweiz.ch>
45494         * cse.c: (cse_cc_succs) Fix comparison warning.
45496 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
45498         * config/h8300/h8300.md: Remove extraneous USE in expanders.
45500 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
45502         * config/h8300/h8300-protos.h: Provide prototypes for
45503         h8300_legitimate_constant_p and h8300_legitimate_address_p.
45504         * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
45505         (h8300_rtx_ok_for_base_p): Likewise.
45506         (h8300_legitimate_address_p): Likewise.
45507         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
45508         h8300_legitimate_constant_p.
45509         (RTX_OK_FOR_BASE_P): Remove.
45510         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
45512 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
45514         * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
45515         (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
45516         (REG_OK_FOR_INDEX_STRICT_P): Likewise.
45517         (REG_OK_FOR_BASE_STRICT_P): Likewise.
45518         (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
45519         (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
45520         (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
45521         (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
45523 2004-01-24  Jan Hubicka  <jh@suse.cz>
45525         * cselib.c (remove_useless_values):  Do not access discarded values.
45527 2004-01-24  Joseph S. Myers  <jsm@polyomino.org.uk>
45529         * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
45530         arrays.
45532 2004-01-23  Kazu Hirata  <kazu@cs.umass.edu>
45534         * recog.c: Fix a typo in copyright.
45536 2004-01-23  Andrew Pinski  <apinski@apple.com>
45538         * config/rs6000/rs6000.md (call): Fix misappiled patch.
45539         (call_value): Likewise.
45541 2004-01-23  Richard Henderson  <rth@redhat.com>
45543         PR opt/12941
45544         * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
45545         (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
45546         if SHIFT_COUNT_TRUNCATED is set.
45548 2004-01-23  Bob Wilson  <bob.wilson@acm.org>
45550         * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
45551         separate real and imaginary parts.
45552         * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
45554 2004-01-23  Hartmut Penner <hpenner@de.ibm.com>
45556         PR target/13674
45557         * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
45558         loading into GPR.
45560 2004-01-23  Jan Hubicka  <jh@suse.cz>
45562         * emit-rtl.c (change_address_1):  Do not re-generate the RTX if nothing
45563         change.
45565         * alloc-pool.c (align_four): Kill.
45566         (create_alloc_pool): Align size to eight.
45567         (free_alloc_pool, free_pool): Invalidate deallocated data.
45569 2004-01-23  Ian Lance Taylor  <ian@wasabisystems.com>
45571         PR gcc/1532
45572         * cse.c (cse_change_cc_mode): New static function.
45573         (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
45574         (cse_condition_code_reg): New function.
45575         * rtl.h (cse_condition_code_reg): Declare.
45576         * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
45577         * target.h (struct gcc_target): Add fixed_condition_code_regs and
45578         cc_modes_compatible.
45579         * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
45580         (TARGET_CC_MODES_COMPATIBLE): Define.
45581         (TARGET_INITIALIZER): Add new initializers.
45582         * targhooks.c (default_cc_modes_compatible): New function.
45583         * targhooks.c (default_cc_modes_compatible): Declare.
45584         * hooks.c (hook_bool_intp_intp_false): New function.
45585         * hooks.h (hook_bool_intp_intp_false): Declare.
45586         * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
45587         (TARGET_CC_MODES_COMPATIBLE): Define.
45588         (ix86_fixed_condition_code_regs): New static function.
45589         (ix86_cc_modes_compatible): Likewise.
45590         * doc/tm.texi (Condition Code): Document new hooks.
45592 2004-01-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
45594         * fixinc/inclhack.def (bad_lval): Renamed to ...
45595         (alpha_bad_lval): ... this.
45596         Removed file list.
45597         Restrict to alpha*-dec-osf*.
45598         * fixinc/fixincl.x: Regenerate.
45599         * fixinc/tests/base/dirent.h: Remove, moving test ...
45600         * fixinc/tests/base/testing.h: ... here, reflecting new name.
45602 2004-01-23  Zack Weinberg  <zack@codesourcery.com>
45604         PR c/13814
45605         * c-decl.c (diagnose_mismatched_decls): Also discard a
45606         built-in if we encounter an old-style definition with the
45607         same name.
45609 2004-01-23  Jakub Jelinek  <jakub@redhat.com>
45611         * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
45612         set to default{32,64}.
45614 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
45616         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
45617         [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
45619 2004-01-23  Eric Botcazou  <ebotcazou@act-europe.fr>
45620             Olivier Hainque  <hainque@act-europe.fr>
45622         * fold-const.c (fold_binary_op_with_conditional_arg): Only
45623         build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
45625 2004-01-23  Daniel Jacobowitz  <drow@mvista.com>
45627         * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
45628         size for minipool references.
45630 2004-01-23  Roger Sayle  <roger@eyesopen.com>
45632         * real.c (real_floor, real_ceil): Tweak to allow input and output
45633         arguments to overlap.
45634         (real_round): New function to implement round(3m) semantics.
45635         * real.h (real_round): Prototype here.
45636         * builtins.c (fold_builtin_round): New function to constant fold
45637         round, roundf and roundl.
45638         (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
45640 2004-01-23  Alexandre Oliva  <aoliva@redhat.com>
45642         PR optimization/13819
45643         * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
45644         introduced by 2004-01-20's Jan Hubicka's copy_insn change.
45645         (sh_handle_sp_switch_attribute): Remove warning.
45647 2004-01-23  Jan Hubicka  <jh@suse.cz>
45649         * i386.c (ix86_emit_restore_regs_using_mov):  Deal with large offsets.
45651 2004-01-23  J"orn Rennecke <joern.rennecke@superh.com>
45653         * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
45654         may or may not return non-NIL.
45655         * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
45656         check CANNOT_CHANGE_MODE_CLASS
45658 2004-01-23  Jan Hubicka  <jh@suse.cz>
45660         * basic-block.h (PROP_POSTRELOAD): New macro.
45661         (CLEANUP_LOG_LINKS): New.
45662         * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
45663         * toplev.c (rest_of_handle_life):  Preserve LOG_LINKS trought cleanup_cfg.
45665         * cselib.c (value_pool): New.
45666         (new_cselib_val): Use pool.
45667         (cselib_init): Initialize value_pool
45668         (cselib_finish): Free pool.
45670 2004-01-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
45672         * config/sparc/sparc.c (scan_record_type): New function.
45673         (function_arg_slotno): Use it to determine which kinds of
45674         registers the record can be passed in.
45676 2004-01-22  James A. Mmorrison  <ja2morri@uwaterloo.ca>
45678         * config/pa/fptr.c: Fix old-style definition.
45680 2004-01-22  Paolo Bonzini  <bonzini@gnu.org>
45682         PR optimization/13724
45683         * cse.c (fold_rtx) <SUBREG>:  Fold a SUBREG to zero if it
45684         represents the zero bits produced by a ZERO_EXTEND operation.
45686 2004-01-22  Roger Sayle  <roger@eyesopen.com>
45688         PR optimization/13821
45689         * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
45690         correctly calculate the lowpart offset of the contracted subreg.
45692 2004-01-22  Ian Lance Taylor  <ian@wasabisystems.com>
45694         * doc/invoke.texi (Optimize Options): Note that --param arguments
45695         are subject to change without notice.
45697 2004-01-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
45699         * config.gcc (mips-sgi-irix6*o32): Removed.
45700         * config/mips/iris6-o32-as.h: Likewise.
45701         * config/mips/iris6-o32-gas.h: Likewise.
45702         * config/mips/iris6-o32.h: Likewise.
45704 2004-01-22  Jan Hubicka  <jh@suse.cz>
45706         * cfgcleanup.c (first_pass): New static variable.
45707         (try_forward_edges):  Add work limiting check for threading.
45708         (try_crossjump_bb):  Add work limiting check for crossjumping.
45709         (try_optimize_cfg):  Maintain first pass variable.
45711 2004-01-22  Bob Wilson  <bob.wilson@acm.org>
45713         * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
45714         handles complex and vector modes.
45716 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
45718         * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
45719         (REG_OK_FOR_BASE_P_STRICT): Likewise.
45720         (STRICT): Likewise.
45722 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
45724         * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
45725         (genrtl_for_stmt): Remove emit_nop calls.
45727 2004-01-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
45729         PR target/13713
45730         PR target/13324
45731         * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
45732         movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
45733         clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
45735 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
45737         * config/arm/arm.c: Include "debug.h".
45738         (thumb_pushpop): Take two new arguments.  Add some commentary.
45739         Output frame information when pushing.
45740         (thumb_exit, thumb_unexpanded_epilogue): Update calls to
45741         thumb_pushpop.
45742         (thumb_output_function_prologue): Likewise.  Accumulate a CFA
45743         offset, and pass it to thumb_pushpop.  Output CFI information.
45744         (thumb_expand_prologue): Add some frame-related markers and notes.
45746 2004-01-22  Ulrich Weigand  <uweigand@de.ibm.com>
45748         * config/s390/s390.c (s390_frame_info): Allow large frame sizes
45749         for TARGET_64BIT.
45750         (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
45751         * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
45753 2004-01-22  Roger Sayle  <roger@eyesopen.com>
45754             Paolo Bonzini  <bonzini@gnu.org>
45756         * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
45757         (subreg_lsb): Change to call new subreg_lsb_1 helper function.
45758         * rtl.h (subreg_lsb_1): Prototype here.
45759         * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
45760         sign extensions.
45762 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
45764         * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
45765         macro need not be defined if jump-tables should contain
45766         relative addresses only when -fPIC or -fPIC is in effect.
45768 2004-01-22  Jan Hubicka  <jh@suse.cz>
45770         * alias.c (reg_base_value): Turn into varray.
45771         (reg_base_value_size): Kill.
45772         (old_reg_base_value): New deletable varray.
45773         (alias_invariant_size): New variable.
45774         (REG_BASE_VALUE): Update to use varray.
45775         (find_base_value): Likewise.
45776         (record_set): Likewise.
45777         (record_base_value): Likewise.
45778         (memrefs_conflict_p): Likewise.
45779         (record_set): Likewise
45780         (record_base_value): Likewise.
45781         (memrefs_conflict_p): Use alias_invariant_size.
45782         (init_alias_analysis): Use varray; set alias_invariant_size;
45783         rescale other arrays to be sized by maxreg.
45784         (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
45786 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
45788         * config/sparc/sparc.c (function_arg_slotno): Use
45789         FLOAT_TYPE_P to detect FP fields in structures.
45790         (function_arg_record_value_1): Likewise.
45791         (function_arg_record_value_2): Likewise.
45793 2004-01-22  Jan Hubicka  <jh@suse.cz>
45795         * function.c (allocate_struct_function): Do not initialize expr, emit
45796         and varasm.
45797         (prepare_function_start): Do it here.
45798         * c-parse.in (maybe_type_qual): Do not produce line number notes.
45800 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
45802         PR target/13559
45803         * config/sparc/sparc.c (function_arg_record_value_3): Revert
45804         to 'word_mode' once the first slot has been filled.
45806 2004-01-22  Olivier Hainque  <hainque@act-europe.fr>
45808         * config/sparc/sparc.c (function_arg_record_value_1): Fix
45809         computation of the number of integer registers required.
45811 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
45813         * config/i386/i386.md: Simplify certain comparisons of
45814         const_int.
45816 2004-01-21  Andrew Pinski  <apinski@apple.com>
45818         PR target/13785
45819         * config/rs6000/rs6000.md (call_value): Force operand
45820         1 not operand 0 into a register.
45822 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
45824         * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
45825         unwind-dw2-fde.h: Update copyright.
45827 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
45829         * pa-protos.h: Update copyright.
45830         * pa.h: Likewise.
45831         * pa.md: Likewise.
45833 2004-01-21  Caroline Tice  <ctice@apple.com>
45835         PR target/12308
45836         * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
45837         flags register.
45838         (fix_truncdfdi2): Likewise.
45839         (fix_truncsfdi2): Likewise.
45840         (*fix_truncdi_1): Likewise.
45841         (fix_truncxfsi2): Likewise.
45842         (fix_truncdfsi2): Likewise.
45843         (fix_truncsfsi2): Likewise.
45844         (*fix_truncsi_1): Likewise.
45845         (fix_truncxfhi2): Likewise.
45846         (fix_truncdfhi2): Likewise.
45847         (fix_truncsfhi2): Likewise.
45848         (*fix_trunchi_1): Likewise.
45850 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
45852         * alias.c, basic-block.h, c-common.c, c-common.h,
45853         c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
45854         calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
45855         combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
45856         cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
45857         defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
45858         expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
45859         genautomata.c, genconditions.c, genemit.c, genflags.c,
45860         gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
45861         ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
45862         langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
45863         line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
45864         ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
45865         rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
45866         target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
45867         unwind.h, varray.c, varray.h: Update copyright.
45869 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
45871         * config/h8300/coff.h: Update copyright.
45872         * config/h8300/elf.h: Likewise.
45873         * config/h8300/h8300-protos.h: Likewise.
45874         * config/h8300/h8300.c: Likewise.
45875         * config/h8300/h8300.h: Likewise.
45876         * config/h8300/h8300.md: Likewise.
45878 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
45880         * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
45881         ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
45882         ultrix_unistd): New hacks.
45883         * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
45884         ULTRIX_CONST2_CHECK): Add checks.
45885         * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
45886         * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
45887         * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
45888         * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
45889         * fixinc/tests/base/locale.h: New file.
45890         * fixinc/fixincl.x: Rebuilt.
45892 2004-01-21  Andreas Jaeger  <aj@suse.de>
45893             Michael Matz  <matz@suse.de>
45895         * doc/extend.texi (Extended Asm): Clarify memory clobber.
45897 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
45899         * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
45900         _Jv_RegisterClasses through a function pointer.
45902 2004-01-21  Falk Hueffner  <falk@debian.org>
45904         PR target/12898
45905         * config/alpha/alpha.c (alpha_emit_set_const_1): If
45906         no_new_pseudos, use gen_rtx_SET directly for SImode constants
45907         which need multiple instructions to emit.
45909 2004-01-21  Inaoka Kazuhiro  <inaoka.kazuhiro@renesas.com>
45911         * config/m32r/m32r.h (CPP_SPEC): Define.
45913 2004-01-21  Zack Weinberg  <zack@codesourcery.com>
45915         * c-decl.c (merge_decls): Kill different_binding_level and
45916         different_tu arguments; simplify throughout.
45917         (duplicate_decls): Likewise.
45918         (pushdecl, merge_translation_unit_decls): Update calls to
45919         duplicate_decls.
45921 2004-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
45923         * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
45924         $(SYSTEM_H).
45925         (print-rtl1.o): Depend on $(SYSTEM_H).
45927 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
45929         PR bootstrap/12730
45930         * configure.ac: Delete definition and subsitution of docdir.
45931         Add info, man, srcman and srcinfo to target hooks. Create doc/
45932         directory.
45933         * configure: Regenerate.
45934         * Makefile.in: Don't substitute docdir and delete all references
45935         throughout.
45936         (MAKEINFOFLAGS): Define.
45937         (stmp-docobjdir): Delete.
45938         (INFOFILES, MANFILES): Define.
45939         (info): Call lang.info, srcinfo and lang.srcinfo.
45940         (generated-manpages): Call lang.man, srcman and lang.srcman.
45941         (srcinfo, srcman): New rules to copy back files to source directory.
45942         (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
45943         (install-man): Revamp rule.
45944         (clean): Update dvi directory.
45945         (distclean): Delete TAGS from front end directorys.
45946         (maintainer-clean): Delete all document files in source directory.
45948         objc/Make-lang.in (objc.man, objc.info): Dummy entries.
45949         (objc.srcman, objc.srcinfo): Likewise.
45951 2004-01-20  Bruce Korb  <bkorb@gnu.org>
45953         * fixinc/inclhack.def(math_exception): bypass only for glibc.
45954         (matherr_decl): rename & relocate as exception_structure.
45955         This fix must precede the math_exception fix.
45957 2004-01-20  Roger Sayle  <roger@eyesopen.com>
45959         * fold-const.c (fold_convert): Rename to fold_convert_const.
45960         (fold_convert_const): Change arguments to take a tree_code,
45961         a type and the operand/expression to be converted.  Return
45962         NULL_TREE if no simplification is possible.  Add support for
45963         FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
45964         (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
45965         Adjust call to fold_convert to match new fold_convert_const.
45966         Avoid modifying the tree passed to fold in-place.
45968 2004-01-21  Alan Modra  <amodra@bigpond.net.au>
45970         * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
45971         * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
45972         * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
45974 2004-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
45976         * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
45977         * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
45978         Likewise.  Handle frames larger than 0x7fffffff on 64-bit ports.
45979         (emit_move_sequence): Check scratch_reg first in various if statements.
45980         Extend source simplification to handle all 64-bit CONST_INTs.
45981         (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
45982         frame size.
45983         (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
45984         frame offset calculations.
45985         * pa.h (NEW_HP_ASSEMBLER): Add comment.
45986         (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
45987         LEGITIMATE_64BIT_CONST_INT_P): Define.
45988         (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P.  Treat
45989         any CONST_INT as legitimate during and after reload.
45990         (VAL_32_BITS_P, INT_32_BITS): Define.
45991         (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
45993 2004-01-20  Jan Hubicka  <jh@suse.cz>
45995         * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
45996         emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
45997         containing hard regs are shared.
45998         (gen_hard_reg_clobber): New function.
45999         (hard_reg_clobbers): New array.
46000         * genemit.c (gen_exp): Use gen_hard_reg_clobber.
46001         (copy_rtx): Do not copy clobbers containing hard regs.
46002         * rtl.h (gen_hard_reg_clobber): Declare.
46004 2004-01-20  Jan Hubicka  <jh@suse.cz>
46006         * varray.c:  Include hashtab.h
46007         (varray_descriptor): New structure.
46008         (hash_descriptor, eq_descriptor, varray_descriptor,
46009         print_statistics): New static functions
46010         (varray_init, varray_grow): Update statistics
46011         (dump_varray_statistics): New function.
46012         * varray.h (dump_varray_statistics): Declare.
46013         * toplev.c (finalize): Call it.
46014         * Makefile.in (varray.o): Add dependency.
46016 2004-01-20  Jan Hubicka  <jh@suse.cz>
46018         * cselib.c: Include alloc-pool.h
46019         (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
46020         (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
46021         (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
46022         unchain_one_elt_loc_list_pool, unchain_one_value,
46023         new_cselib_val): Simplify using allocpool.
46024         (cselib_init): Initialize allocpools.
46025         (cselib_finish): Finish allocpools.
46026         * Makefile.in (cselib.o): Depend on alloc-pool.h
46028 2004-01-20  Richard Sandiford  <rsandifo@redhat.com>
46030         * config/mips/mips.c (mips_load_call_address): Make the call insn
46031         use $gp if it could be calling a lazy binding stub.
46033 2004-01-20  Kazu Hirata  <kazu@cs.umass.edu>
46035         * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
46036         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
46037         (TARGET_STRUCT_VALUE_RTX): Likewise.
46038         * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
46039         (PROMOTE_FUNCTION_RETURN): Remove.
46040         (STRUCT_VALUE): Remove.
46042 2004-01-20  Denis Chertykov  <denisc@overta.ru>
46044         PR bootstrap/13735
46045         * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
46046         register as pointer after reload.
46048 2004-01-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
46050         PR optimization/12440
46051         * loop.c: Include ggc.h.
46052         (loop_optimize): Run garbage collector between optimization of loops.
46053         * Makefile.in (loop.o): Add GGC_H dependency.
46055 2004-01-20  Hartmut Penner  <hpenner@de.ibm.com>
46057         * gcc/config/rs6000/rs6000.c (function_arg) Handle
46058         vector register special in function without prototype.
46059         (function_arg_advance): Vector parameters get always
46060         GPRs allocated for the linux64 target.
46062 2004-01-20  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
46064         * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
46065         not TARGET_M32RX_MASK.
46067 2004-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
46069         PR target/13557
46070         * config/sparc/sparc.c (function_arg): Reorder the cases.
46072 2004-01-19  Per Bothner  <per@bothner.com>
46074         Move cpp_reader's line_maps field to a shared global.
46075         * cpphash.h (cpp_reader):  Rename line_maps field to line_table
46076         and change the type to a pointer rather than a struct.
46077         * cppinit.c (cpp_push_main_field):  Adjust accordingly.
46078         * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
46079         Likewise.
46080         * cppfiles.c (validate_pch):  Likewise.
46081         * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
46082         Likewise.
46083         * cpperror.c (print_location):  Likewise.
46084         * cpplib.h (cpp_create_reader):  New line_maps pointer parameter.
46085         * cppinit.c (cpp_create_reader):  Handle new parameter.
46086         (cpp_destroy):  Don't free line_maps - that's no longer our job.
46087         * input.h (line_table):  New variable.
46088         * toplev.c (line_table):  Declare variable.
46089         (general_init):  Initialize line_table.
46090         * c-opts.c (c_common_init_options):  Pass line_table to
46091         cpp_create_reader.
46092         * fix-header.c (read_scan_file):  New local variable line_table.
46093         Initialize, and pass it to cpp_create_reader.
46094         * Makefile.in (LIBS, LIBDEPS):  Add libcpp.a.
46095         (C_AND_OBJC_OBJS, fix-header):  Remove redundant libcpp.a.
46097 2004-01-19  Per Bothner  <per@bothner.com>
46099         Implement a cache for linemap_lookup.
46100         * line-map.h (struct_line_maps):  Add cache field.
46101         * line-map.c (linemap_init):  Zero cache field.
46102         (linemap_add):  Set cache field to offset of newly allocated map.
46103         (linemap_lookup):  Use and set cache field.
46105 2004-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
46107         PR optimization/13567
46108         * cse.c (cse_basic_block): Call cse_insn with a non-null
46109         libcall_insn for the last SET insn of a no-confilict block.
46111 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
46113         * Makefile.in (target_noncanonical, program_transform_name): Use
46114         immediate define instead of deferred.
46115         (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
46116         PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
46117         GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
46118         deferred backquote.
46120 2004-01-20  Joseph S. Myers  <jsm@polyomino.org.uk>
46122         * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
46123         true unconditionally.
46124         * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
46125         Remove.
46126         (build_unary_op, build_modify_expr): Don't handle extended
46127         lvalues.
46128         (build_component_ref, build_conditional_expr): Call non_lvalue
46129         instead of pedantic_non_lvalue.
46130         (build_c_cast): Don't condition use of non_lvalue on pedantic.
46131         * fold-const.c (fold): Don't check pedantic directly for
46132         COMPOUND_EXPR.  Ensure that results for COMPOUND_EXPR are
46133         passed to pedantic_non_lvalue.
46134         * doc/extend.texi: Remove documentation of extended lvalues.
46136 2004-01-19  Roger Sayle  <roger@eyesopen.com>
46138         PR optimization/5263
46139         * simplify-rtx.c (associative_constant_p): Delete.
46140         (simplify_associative_operation): Rewrite to linearize terms, and
46141         attempt to simplify new term against both left and right subterms.
46142         (simplify_binary_operation): Call swap_commutative_operands_p on
46143         op0 and op1, not trueop0 and trueop1.  Move the initialization of
46144         trueop0 and trueop1 down to where first needed.
46145         (simplify_relational_operation): Likewise.
46146         * rtlanal.c (commutative_operand_precedence): Also order constant
46147         operands using avoid_constant_pool_reference.
46149 2004-01-19  Richard Henderson  <rth@redhat.com>
46151         * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
46152         don't check memory mode.
46153         (unaligned_memory_operand): Likewise.
46154         (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
46155         abort for op0 not MEM.
46157         * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
46158         is not a reg, copy to a scratch first.
46159         (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
46160         unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
46161         unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
46162         (reload_inqi, reload_inhi): Fix mode of op0.
46163         (reload_inqi_help, reload_inhi_help, reload_outqi_help,
46164         reload_outhi_help): Likewise.  Use define_insn_and_split.
46166         * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
46167         as well as $29 dead.
46169 2004-01-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
46171         * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New.  Emit
46172         "tls_object" for thread-local objects.
46173         * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
46174         "#tls" for thread-local sections.
46175         * configure.ac (thread-local checks): Specify --fatal-warnings in
46176         every binutils-specific checks.  For sparc*-*-*, test whether the
46177         OS is Solaris and the tools are native and act accordingly.
46178         * configure: Rebuild.
46180 2004-01-19  Jeff Law  <law@redhat.com>
46182         * contrib.texi: Update Paolo Carlini's entry.  New entries for
46183         Jerry Quinn and Petur Runolfsson.
46185 2004-01-19  Roger Sayle  <roger@eyesopen.com>
46187         * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
46188         size, don't use the larger zero-extending loads.
46190 2004-01-19  Richard Henderson  <rth@redhat.com>
46192         * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
46193         * alpha.md (UNSPEC_NT_LDA): Remove.
46194         (UNSPEC_CVTLQ, cvtlq): New.
46195         (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
46196         (extendsidi2_fix): Remove.
46197         (extendsidi2 splitter): Use cvtlq.
46198         (extendsidi2 fp peepholes): Remove.
46199         (cvtql): Use SFmode instead of SImode.
46200         (fix_trunc?fsi): Update to match.
46201         (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
46202         (movsi): Rename from movsi_nofix, remove f alternatives.
46203         (movsi_nt_vms): Similarly.
46204         (movsi_fix, movsi_nt_vms_fix): Remove.
46205         (nt_lda): Remove.
46206         * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
46208 2004-01-19  Jan Hubicka  <jh@suse.cz>
46210         * cgraph.c (cgraph_remove_node): Fix removal from linked list.
46211         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
46212         list.
46213         (cgraph_remove_unreachable_nodes): New function
46214         (cgraph_decide_inlining_of_small_function): Fix pasto.
46215         (cgraph_decide_inlining_incrementally): Fix pasto.
46216         (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
46218 2004-01-19  Steven Bosscher  <stevenb@suse.de>
46220         * gengtype.c (header_file): Make it static.
46221         (write_types_process_field, write_enum_defn): Minor whitespace fixes.
46222         * gengtype.h (header_file): No longer extern.
46224 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
46226         * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
46227         * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
46228         * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
46230 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
46232         * stmt.c (HAVE_casesi): Define it not already defined.
46233         (HAVE_tablejump): Likewise.
46234         (expand_end_case_type): Resort to the binary tree method if
46235         neither casesi or tablejump is available.
46237 2004-01-18  Daniel Jacobowitz  <drow@mvista.com>
46239         * final.c (final_scan_insn): Make non-static again.
46240         * output.h (final_scan_insn): Re-add prototype.
46241         * config/arc/arc.c (arc_output_function_epilogue): Add NULL
46242         to final_scan_insn call.
46243         * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
46244         * config/mips/mips.c (mips_output_conditional_branch): Likewise.
46245         * config/pa/pa.c (output_lbranch, output_call): Likewise.
46246         * config/sh/sh.c (print_slot): Likewise.
46247         * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
46248         (output_sibcall, sparc_flat_function_epilogue): Likewise.
46250 2004-01-18  Jan Hubicka  <jh@suse.cz>
46252         * basic-block.h (try_redirect_by_replacing_jump): Declare.
46253         * cfgcleanup.c (try_optimize_cfg): Use it.
46254         * cfgrtl.c (try_redirect_by_replacing_jump): Export.
46255         (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
46256         Kill hack.
46257         (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
46259         Revert:
46260         2004-01-16  Geoffrey Keating  <geoffk@apple.com>
46262                 * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
46263                 even after reload, just don't remove the actual jump tables.
46265 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
46267         * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
46269 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
46271         * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
46272         the size of a pointer in bytes.
46274 2004-01-18  Roger Sayle  <roger@eyesopen.com>
46276         * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
46277         live "next" variable, which could lead to an infinite loop.
46279 2004-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
46281         * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
46282         block.
46284         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
46285         Check for NULL in the chain and remove repeated code.
46287 2004-01-18  Jan Hubicka  <jh@suse.cz>
46289         * coverage.c (checksum_string): Rename to ...
46290         (coverage_checksum_string): ... this one, Use crc32_string; recognize
46291         names containing random number and zero the number out in order to get
46292         match.
46294 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
46296         * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
46298 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
46300         * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
46301         doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
46302         doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
46303         doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
46304         doc/trouble.texi: Remove trailing whitespace.
46306 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
46308         PR target/7618
46309         * config/mips/mips.c: Include cfglayout.h.
46310         (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
46311         (mips_unspec_offset_high): Add temporary register argument.
46312         (mips_load_call_address): New function, split out from...
46313         (mips_expand_call): ...here.
46314         (mips_output_cplocal): New function.
46315         (mips_output_function_prologue, mips_output_function_epilogue): Use it.
46316         (mips_emit_loadgp): New function, split out from...
46317         (mips_expand_prologue): ...here.
46318         (mips_output_mi_thunk): New function.
46320 2004-01-17  Bernardo Innocenti  <bernie@develer.com>
46322         * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
46323         mcpu32): Remove redundant checks for implied target predefines.
46325 2004-1-17  Andrew Pinski  <pinskia@physics.uc.edu>
46327         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
46328         Return type is unsigned int not int.
46329         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
46330         Likewise.
46332 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
46334         * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
46335         doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
46336         "GNU/Linux" and "Microsoft Windows" terminology.
46338 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
46340         * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
46341         doc/cppopts.texi, doc/extend.texi, doc/install.texi,
46342         doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
46343         doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
46344         @smallexample instead of @example.
46346 2004-01-17  Ziemowit Laski  <zlaski@apple.com>
46348         * objc/objc-act.c (build_objc_method_call): Use target
46349         hooks instead of macros to determine if ..._stret
46350         dispatchers should be used (NeXT runtime only).
46352 2004-01-17  Roger Sayle  <roger@eyesopen.com>
46354         * builtins.c (expand_builtin_expect_jump): Fix mistake in my
46355         last patch.  Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.
46357 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
46359         * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
46360         (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
46361         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
46362         macros.
46363         * reload1.c (emit_reload_insns): Use them.
46364         * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
46365         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
46366         for NULL PATTERN.
46368 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
46370         * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
46371         (final_scan_insn): Update to take an additional SEEN argument.  Emit
46372         a line note after the prologue.  Make static.
46373         (line_note_exists): Remove.
46374         (final): Don't initialize line_note_exists.  Update call to
46375         final_scan_insn.
46376         * output.h (final_scan_insn): Remove prologue.
46377         * function.c (set_insn_locators): Update comment.
46378         (thread_prologue_and_epilogue_insns): Add a comment.
46380 2004-01-17  Andrew Pinski  <pinskia@physics.uc.edu>
46382         PR target/10781
46383         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
46384         Prototype.
46385         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
46386         New function.
46387         * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
46388         * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
46389         * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.
46391 2004-01-17  Jan Hubicka  <jh@suse.cz>
46393         * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
46394         commit.
46396         * toplev.c (HAVE_conditional_execution): Provide default.
46397         (rest_of_handle_reorder_blocks): For conditional_execution target
46398         update liveness once after all transformations
46399         (rest_of_compilation): Do crossjumping before ce3.
46401 2004-01-17  Geoffrey Keating  <geoffk@apple.com>
46403         * alias.c (new_alias_set): Mark last_alias_set for PCH.
46404         (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
46405         for PCH.
46406         (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
46407         * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
46408         (get_TOC_alias_set): Mark 'set' for PCH.
46410 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
46412         * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
46413         even after reload, just don't remove the actual jump tables.
46415 2004-01-17  J. Brobecker  <brobecker@gnat.com>
46417         * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
46418         Remove checks for is_ada() and TREE_UNSIGNED.
46419         (subrange_type_die): Emit a byte_size attribute if the subrange
46420         type size is different from the base type size.
46421         (modified_type_die): Replace call to is_ada_subrange_type() by
46422         call to is_subrange_type().
46424 2004-01-16  Andrew Pinski  <pinskia@physics.uc.edu>
46426         * config/sh/sh.c: Include ggc.h.
46428 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
46430         * Makefile.in (MD5_H): New.
46431         (fold-const.o): Depend on md5.h.
46432         (dwarf2out.o): Likewise.
46433         (cppfiles.o): Likewise.
46434         * cppfiles.c: Include md5.h.
46435         (should_stack_file): Check against list read from PCH file.
46436         (struct pchf_data): New.
46437         (pchf): New variable.
46438         (struct pchf_adder_info): New.
46439         (pchf_adder): New.
46440         (pchf_save_compare): New.
46441         (_cpp_save_file_entries): New.
46442         (_cpp_read_file_entries): New.
46443         (struct pchf_compare_data): New.
46444         (pchf_compare): New.
46445         (check_file_against_entries): New.
46446         * cpphash.h (_cpp_save_file_entries): Prototype.
46447         (_cpp_read_file_entries): Prototype.
46448         * cpppch.c (cpp_write_pch_state): Write the list of headers.
46449         (cpp_read_state): Read the list of headers.
46451 2004-01-17  Jan Hubicka  <jh@suse.cz>
46453         * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
46454         builtin_expect specially.
46455         * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
46456         (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
46457         * invoke.texi (max-inline-insns-single): Set to 100.
46458         (large-function-insns): Set to 3000.
46460 2004-01-16  Eric Christopher  <echristo@redhat.com>
46461             Chandrakala Chavva <cchavva@redhat.com>
46463         * cppcharset.c (one_iso88591_to_utf8): New function.
46464         (convert_iso88591_utf8): Ditto. Use.
46465         (conversion_tab): Use.
46466         (_cpp_input_to_utf8): New function.
46467         (_cpp_init_iconv_buffer): Ditto.
46468         (_cpp_close_iconv_buffer): Ditto.
46469         * cpphash.h: Prototype new functions.
46470         (cpp_buffer): Add input_cset_desc.
46471         * cppinit.c: Add input_charset default.
46472         * cpplib.c (cpp_push_buffer): Support init and
46473         close of iconv.
46474         * cpplib.h (cpp_options): Add input_charset.
46476 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
46478         * system.h (ASM_OUTPUT_SECTION_NAME): Poison.
46479         * config/alpha/unicosmk.h: Remove a commented-out definition
46480         of ASM_OUTPUT_SECTION_NAME.
46481         * config/stormy16/stormy16.h: Likewise.
46483 2004-01-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
46485         * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
46486         (alpha___extern_prefix_sys_stat): ... this.
46487         Apply to <sys/mount.h>, too.
46488         Tweak to match more variations.
46489         * fixinc/tests/base/sys/stat.h: Adapt for new hackname.
46491         * fixinc/inclhack.def (alpha___extern_prefix,
46492         alpha___extern_prefix_standards): New hacks to obey
46493         __PRAGMA_EXTERN_PREFIX.
46494         * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
46495         test.
46496         * fixinc/tests/base/standards.h: Likewise.
46498         * fixincl/inclhack.def (alpha_pthread): Tweak to match more
46499         variations.
46500         New testcase.
46501         * fixinc/tests/base/pthread.h: Handle it.
46503         * fixincl/inclhack.def (bad_lval): Sort file list.
46504         Add many missing files up to Tru64 UNIX V5.1B.
46505         * gcc/fixinc/tests/base/libgen.h: Renamed to ...
46506         * gcc/fixinc/tests/base/dirent.h: ... this to match new file list
46507         order.
46509         * fixinc/fixincl.x: Regenerate.
46511 2004-01-16  Mark Mitchell  <mark@codesourcery.com>
46513         * version.c (version_string): Change to 3.5.0.
46514         * doc/include/gcc-common.texi (version-GCC): Likewise.
46516 2004-01-16  Jan Hubicka  <jh@suse.cz>
46518         * i386.md (load_tp_di): Fix pasto.
46520         PR opt/13608
46521         * i386.c (ix86_compute_frame_layout): Fix for alloca on leaf function.
46523         * c-pretty-print.c (pp_c_type_cast, pp_c_abstract_declarator,
46524         pp_c_character_constant, pp_c_floating_constant,
46525         pp_c_additive_expression, pp_c_shift_expression,
46526         pp_c_equality_expression, pp_c_and_expression,
46527         pp_c_exclusive_or_expression, pp_c_inclusive_or_expression,
46528         pp_c_logical_and_expression): Remove inline modifier.
46529         * dwarf2out.c (get_AT): Likewise.
46530         * et-forest.c (et_splay): Likewise.
46531         * ra.h (ra_alloc, ra_calloc): Likewise
46533 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
46535         * config/frv/frv-protos.h: Fix comment formatting.
46536         * config/frv/frv.c: Likewise.
46537         * config/frv/frv.h: Likewise.
46538         * config/frv/frv.md: Likewise.
46539         * config/frv/frvbegin.c: Likewise.
46540         * config/frv/frvend.c: Likewise.
46542 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
46544         * system.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): Poison.
46545         * doc/tm.texi (PREFERRED_DEBUGGING_TYPE): Don't mention
46546         LINKER_DOES_NOT_WORK_WITH_DWARF2.
46547         (LINKER_DOES_NOT_WORK_WITH_DWARF2): Remove.
46549 2004-01-16  J"orn Rennecke <joern.rennecke@superh.com>
46551         PR 11864
46552         * postreload.c (reload_cse_simplify_operands): Don't remove
46553         implicit extension from LOAD_EXTEND_OP.
46555 2004-01-16  Jan Hubicka  <jh@suse.cz>
46557         PR opt/11350
46558         * cfgcleanup.c (try_optimize_cfg): Suppress tablejump removal
46559         after reload.
46560         * cfgrtl.c (rtl_can_merge_blocks, cfglayout_can_merge_blocks,
46561         rtl_try_redirect_by_replacing_branch): Likewise.
46563 2004-01-15  Geoffrey Keating  <geoffk@apple.com>
46565         PR pch/13689
46566         * alias.c (struct alias_set_entry): Mark for GC.
46567         (alias_sets): Make static, mark for GC.
46568         (record_alias_subset): Use GC to allocate alias structures.
46569         * varray.c (element): Make generic varrays GCed.
46571         PR pch/13361
46572         * c-typeck.c (constructor_asmspec): Delete.
46573         (struct initializer_stack): Delete field 'asmspec'.
46574         (start_init): Delete saving of asmspec.
46575         (finish_init): Don't update constructor_asmspec.
46576         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
46577         * stmt.c (expand_asm): Duplicate strings from tree.
46578         (expand_asm_operands): Likewise.
46579         * tree.c (tree_size): Update computation of size of STRING_CST.
46580         (make_node): Don't make STRING_CST nodes.
46581         (build_string): Allocate string with tree node.
46582         * tree.def (STRING_CST): Update comment.
46583         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
46584         (tree_string): Place contents of string in tree node.
46585         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
46586         from tree.
46588         * config/rs6000/rs6000.c (rs6000_va_arg): No need to special-case
46589         altivec operands.
46591 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
46593         * c-common.h: Fix comment formatting.
46594         * c-cppbuiltin.c: Likewise.
46595         * c-pragma.c: Likewise.
46596         * calls.c: Likewise.
46597         * collect2.c: Likewise.
46598         * cppcharset.c: Likewise.
46599         * cpptrad.c: Likewise.
46600         * dbxout.c: Likewise.
46601         * defaults.h: Likewise.
46602         * dwarf2out.c: Likewise.
46603         * fold-const.c: Likewise.
46604         * genautomata.c: Likewise.
46605         * genconditions.c: Likewise.
46606         * genflags.c: Likewise.
46607         * gengtype.c: Likewise.
46608         * integrate.c: Likewise.
46609         * loop.c: Likewise.
46610         * predict.c: Likewise.
46611         * sdbout.c: Likewise.
46613 2004-01-15  Zack Weinberg  <zack@codesourcery.com>
46615         * config/ia64/ia64.md (*movti_internal): C output template
46616         extracted to ia64.c.
46617         (*movti_internal_reg): Delete.
46618         (reload_inti, reload_outti): Use the correct mode on operand 2
46619         in the first place, don't fix it up in the output template.
46620         (movtf, reload_ointf, reload_outtf): New expanders.
46621         (*movtf_internal): New define_insn_and_split.
46622         * config/ia64/ia64.c (ia64_split_timode): Rename to ia64_split_tmode;
46623         make static; do not hand TFmode CONST_DOUBLEs to split_double.
46624         (ia64_split_tmode_move): New function, body mostly pulled
46625         from ia64.md:*movti_internal.
46626         (ia64_function_arg_words): New function, extracted common
46627         logic from ia64_function_arg et seq.
46628         (ia64_function_arg_offset): Likewise.  Handle correctly the
46629         case of a scalar quantity 16 bytes wide with only 8-byte alignment.
46630         (ia64_function_arg, ia64_function_arg_partial_nregs)
46631         (ia64_function_arg_advance): Use ia64_function_arg_words and
46632         ia64_function_arg_offset.
46633         (ia64_function_value): TCmode does not go in float regs.
46634         (ia64_secondary_reload_class): Also handle TFmode.
46635         * config/ia64/ia64-protos.h: Remove prototype for
46636         ia64_split_timode; add prototype for ia64_split_tmode_move.
46638 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
46640         * Makefile.in (MAINT): Make it an immediate assignment.
46642 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
46644         * config/m32r/m32r.md: Remove useless calls to gen_lowpart.
46646 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
46648         * config/h8300/coff.h: Replace Hitachi with Renesas.
46649         * config/h8300/elf.h: Likewise.
46650         * config/h8300/h8300-protos.h: Likewise.
46651         * config/h8300/h8300.c: Likewise.
46652         * config/h8300/h8300.h: Likewise.
46653         * config/h8300/h8300.md: Likewise.
46654         * config/h8300/lib1funcs.asm: Likewise.
46656 2004-01-15  Andrew Pinski  <apinski@apple.com>
46658         * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF
46659         around it.
46661 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
46663         * config/h8300/h8300.c (h8300_return_in_memory): New.
46664         (TARGET_STRUCT_VALUE_RTX): Likewise.
46665         (TARGET_RETURN_IN_MEMORY): Likewise.
46666         * config/h8300/h8300.h (STRUCT_VALUE): Remove.
46667         (RETURN_IN_MEMORY): Likewise.
46669 2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
46671         PR optimization/13375
46672         * gcse.c (handle_avail_expr): Just return if the source is not a
46673         single set.
46675 2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
46676             Daniel Jacobowitz  <drow@mvista.com>
46678         * arm/lib1funcs.asm (ARM_FUNC_START): Correct interworking case.
46679         (EQUIV): Define.
46680         (ARM_FUNC_ALIAS): New macro.
46681         * arm/ieee754-df.S (gedf2, ledf2, nedf2, eqdf2): Use it.
46682         * arm/ieee754-sf.S (gesf2, lesf2, nesf2, eqsf2): Use it.
46684 2004-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
46686         PR optimization/12372
46687         * calls.c (expand_call): Add call_fusage data for stack arguments in
46688         constant calls.
46690 2004-01-15  Alan Modra  <amodra@bigpond.net.au>
46692         * config/rs6000/rs6000.c (uses_TOC): Correct comment.  Make static.
46693         (rs6000_elf_declare_function_name): Formatting.
46694         * config/rs6000/rs6000-protos.h (uses_TOC): Remove declaration.
46696 2004-01-15  Jan Hubicka  <jh@suse.cz>
46698         PR bootstrap/13692
46699         * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in
46700         previous patch.
46702 2004-01-15  Richard Henderson  <rth@redhat.com>
46704         * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after
46705         integer regs of the same call-savedness.
46707 2004-01-15  Andreas Schwab  <schwab@suse.de>
46709         PR bootstrap/13562
46710         * config/m68k/m68k.c (output_move_const_into_data_reg): Clear cc
46711         status for NOTB/NOTW/NEGW methods.
46713 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
46715         * doc/invoke.texi: Update dump file names.  Fix a typo.
46717 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
46719         * builtins.c (expand_builtin_va_end): Don't use
46720         EXPAND_BUILTIN_VA_END.
46721         * system.h (EXPAND_BUILTIN_VA_END): Poison.
46722         * config/d30v/d30v.h: Remove a commented-out definition of
46723         EXPAND_BUILTIN_VA_END.
46724         * config/stormy16/stormy16.h: Likewise.
46726 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
46728         * system.h (STRUCT_VALUE_INCOMING_REGNUM): Poison.
46729         * targhooks.c (default_struct_value_rtx): Don't use
46730         STRUCT_VALUE_INCOMING_REGNUM.
46732 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
46734         PR bootstrap/12744
46735         * configure.in: Revamp enable-generated-files-in-srcdir rule to define
46736         GENINSRC and not parsedir.  Define srcextra as a langhook.
46737         * configure: Regenerate.
46738         * Makefile.in: Suppress default .l.c rule.  Don't substitute
46739         parsedir and delete all references throughout.  Conditionally define
46740         rule for srcextra dependent on GENINSRC.
46741         (stmp-docobjdir): Delete.
46742         (c-parse.o, gengtype-lex.o, gengtype-yacc.o): Use implicit build rule.
46743         (srcextra): Copy c-parse.y, c-parse.c, gengtype-lex.c, gengtype-yacc.c,
46744         and gengtype-yacc.h back to source directory.
46745         (maintainer-clean): Delete all parse files in source directory.
46746         (distclean): Delete generated files.
46748         * objc/Make-lang.in (objc-parse.o): Use implicit build rule.
46749         (objc-parse.c, objc-parse.y): Don't use parsedir.
46750         (objc.srcextra): Copy objc-parse.y and objc-parse.c back to source
46751         directory if requested.
46752         (po-generated): Don't use parsedir.
46753         (objc.maintainer-clean): Delete above files from source directory.
46755 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
46757         * doc/tm.texi (FUNCTION_VALUE): Fix a typo.
46759 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
46761         * doc/tm.texi: Replace RETURN_IN_MEMORY with
46762         TARGET_RETURN_IN_MEMORY.
46764 2004-01-15  Jan Hubicka  <jh@suse.cz>
46766         * builtins.c (std_expand_builtin_va_arg): Align operand when needed.
46767         * i386.c (init_cumulative_args): Set warn_sse; fix handling of variadic
46768         functions accepting SSE arguments
46769         (function_arg): Warn only when asked to warn.
46770         * i386.h (ix86_args): Add warn_sse/warn_mmx fiels.
46772 2004-01-14  Joseph S. Myers  <jsm@polyomino.org.uk>
46774         * c-parse.in (stmts_and_decls): Make label at end of compound
46775         statement a hard error.
46777 2004-01-14  Jan Hubicka  <jh@suse.cz>
46779         * cgraph.c (create_edge): Use local.redefined_extern_inline.
46780         * cgraph.h (cgraph_local_info): Sort fields by size; add
46781         redefined_extern_inline
46782         (cgraph_global_info): Sort fields by size.
46783         (cgraph_node): Likewise.
46784         * cgraphunit.c (cgraph_finalize_function): Se
46785         local.redefined_extern_inline on redefinition.
46786         (cgraph_analyze_function): Use it; fix formating.
46788 2004-01-14  Jan Hubicka  <jh@suse.cz>
46790         PR c++/10776
46791         * sched-deps.c (trye_dependency_cache, anti_dependency_cache,
46792         outptu_dependency_cache, forward_dependency_cahe): Trun to vectors of
46793         bitmaps
46794         (cache_size): New variable
46795         (add_dependence): Update use; canonize early memory locations
46796         (sched_analyze_1): Likewise.
46797         (sched_analyze_2): Likewise.
46798         (init_dependency_caches): Initialize bitmaps.
46799         (free_dependency_caches): Free bitmaps
46801 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
46803         * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with
46804         targetm.calls.strict_argument_naming().
46805         * target.h: Likewise.
46807 2004-01-14  Richard Henderson  <rth@redhat.com>
46809         PR debug/13231
46810         * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue
46811         instructions.
46813 2004-01-14  Richard Henderson  <rth@redhat.com>
46815         PR c++/12491
46816         * except.c (struct eh_region): Add u.fixup.resolved.
46817         (resolve_one_fixup_region): Split out from ...
46818         (resolve_fixup_regions): ... here.
46820 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
46822         * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0.
46824 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
46826         * config/alpha/alpha.h (STRUCT_VALUE): Remove.
46827         * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef.
46828         (STRUCT_VALUE): Remove.
46830 2004-01-14  Steven Bosscher  <stevenb@suse.de>
46832         * system.h: Poison PROMOTED_MODE
46833         * integrate.c (expand_inline_function): Don't mention the
46834         PROMOTED_MODE.
46835         * loop.c (update_giv_derive): Same.
46836         * tree.h (DECL_RTL): Same.
46838 2004-01-14  J"orn Rennecke <joern.rennecke@superh.com>
46840         PR target/9365
46841         * sh.c (gen_block_redirect): Add special handling of RETURN.
46842         (gen_far_branch) Don't call gen_stuff_delay_slot if there is no
46843         far branch target (i.e. it's a return).
46845 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
46847         * regrename.c (find_oldest_value_reg): Fix a warning.
46849 2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
46851         PR bootstrap/12527
46852         * config.gcc (arm*-*-linux*): Don't include unknown-elf.h in tm_file.
46853         Move linux-gas.h and linux-elf.h before aout.h.
46854         * arm/arm.h (INITIALIZE_TRAMPOLINE): Only define if not already.
46855         * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Define.
46857 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
46859         * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx
46860         (CONST_INT, VOIDmode, ...).
46862 2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
46864         * regrename.c (find_oldest_value_reg): If the replacement uses
46865         multiple hard registers, check that all of them are in CLASS.
46867 2004-01-14  Jan Hubicka  <jh@suse.cz>
46869         * alias.c (get_alias_set):  Initialize alias set to 0 when subset is
46870         impossible.
46872 2004-01-14  Kelley Cook  <kcook@gcc.gnu.org>
46874         * Makefile.in: Define MAINT from --enable-maintainer-mode.
46876 2004-01-14  Hartmut Penner  <hpenner@de.ibm.com>
46878         * gcc/config/rs6000/rs6000.c (rs6000_stack_info)
46879         Calculate always vrsave_mask if TARGET_ALTIVEC.
46880         (rs6000_emit_prologue): Emit code for vrsave
46881         only if TARGET_ALTIVEC_VRSAVE.
46882         (rs6000_emit_epilogue): Likewise.
46884 2004-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
46886         * config/sparc/sparc.md (tie_add32): Fix pasto.
46887         (tie_add64): Likewise.
46889 2004-01-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
46891         * config/i386/i386.md (*addqi_1_slp): Do not access operands[2].
46893 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
46895         * config/iq2000/iq2000-protos.h: Fix comment formatting.
46896         * config/iq2000/iq2000.c: Likewise.
46897         * config/iq2000/iq2000.md: Likewise.
46899 2004-01-14  J. Brobecker  <brobecker@gnat.com>
46901         * dwarf2out.c (is_ada_subrange_type): No longer check the TYPE_NAME.
46902         (subrange_type_die): Add handle for nameless subrange types.
46904 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
46906         * config/h8300/h8300-protos.h: Replace do_movsi with
46907         h8300_expand_movsi.
46908         * config/h8300/h8300.c (do_movsi): Change to
46909         h8300_expand_movsi.
46910         * config/h8300/h8300.md (movsi): Replace do_movsi with
46911         h8300_expand_movsi.
46912         (movsf): Likewise.
46914 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
46916         * config/h8300/h8300.c (dosize): Change to
46917         h8300_emit_stack_adjustment.  Update callers.
46919 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
46921         * config/h8300/h8300.md (movstrictqi): Add an alternative with
46922         the source being post_inc.  Tighten the predicate for the
46923         destination to register_operand.
46924         (movstricthi): Likewise.
46926 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
46928         * system.h (SHARED_BSS_SECTION_ASM_OP): Poison.
46929         * varasm.c (bss_section): Don't use SHARED_BSS_SECTION_ASM_OP.
46930         * doc/tm.texi (SHARED_BSS_SECTION_ASM_OP): Remove.
46932 2004-01-14  Jan Hubicka  <jh@suse.cz>
46934         Partial fix PR c++/12850
46935         * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when
46936         at zero nest level.
46938 2004-01-13  Bernardo Innocenti  <bernie@develer.com>
46940         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr"
46941         pseudo-register.
46943 2004-01-13  Devang Patel <dpatel@apple.com
46945         PR debug/7078
46946         * dbxout.c (dbxout_symbol_name): Emit mangled names for
46947         NAMESPACE_DECL memebers.
46949 2004-01-13  Andrew Pinski  <pinskia@physics.uc.edu>
46951         PR c++/12709
46952         * c-common.c (finish_fname_decls): Use the chain only if the
46953         tree is an expr_stmt.
46955 2004-01-13  Vladimir Makarov  <vmakarov@redhat.com>
46957         * rtl.def: Add comment about new option in automata_option.
46959         * genautomata.c (PROGRESS_OPTION): New macro.
46960         (progress_flag): New global variable.
46961         (gen_automata_option): Process `progress'.
46962         (transform_insn_regexps, check_unit_distributions_to_automata,
46963         make_automaton, NDFA_to_DFA, build_automaton, create_automata,
46964         expand_automata, write_automata): Print about the progress only if
46965         progress_flag.  Remove fflush.
46966         (initiate_automaton_gen): Process command line flag `-progress'.
46968         * doc/md.texi: Describe the new option.
46970 2004-01-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
46972         * cfg.c (dump_bb): Dump entry edges.
46974 2004-01-13  Richard Earnshaw  <rearnsha@arm.com>
46976         * arm.c (thumb_legitimate_address_p): Only allow constant pool
46977         references from SImode.
46978         * arm.md (thumb_movhi_insn): Don't allow minipool references.
46980 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
46982         * system.h (TEXT_SECTION): Poison.
46983         * varasm.c (text_section): Don't use TEXT_SECTION.
46984         * config/sh/sh.c (sh_file_start): Fix a comment typo.
46985         * doc/tm.texi (TEXT_SECTION): Remove.
46987 2004-01-13  Ben Elliston  <bje@wasabisystems.com>
46989         * doc/rtl.texi (Vector Operations): Remove defunct vec_const item.
46991 2004-01-12  James E Wilson  <wilson@specifixinc.com>
46993         * unwind-libunwind.c: Delete.
46995 2004-01-12  Zack Weinberg  <zack@codesourcery.com>
46997         PR 13656
46998         * c-decl.c (diagnose_mismatched_decls): Whenever newtype or
46999         oldtype is set, set *newtypep or *oldtypep too.  Do not set
47000         them at the very end.
47001         (validate_proto_after_old_defn): Restructure for comprehensibility;
47002         make error messages clearer.
47004 2004-01-12  Zack Weinberg  <zack@codesourcery.com>
47006         * varray.h (VARRAY_POP): Add checking variant, aborts on underflow.
47007         (VARRAY_TOP): Use VARRAY_CHECK so the access is bounds-checked.
47008         * varray.c: No need to prototype error.
47009         (varray_check_failed): Wrap long string onto two lines.
47010         (varray_underflow): New function.
47012 2004-01-13  Steven Bosscher  <stevenb@suse.de>
47014         PR c++/13376
47015         * function.h (struct function): Kill `name' field.
47016         (current_function_name): Make it an extern function.
47017         * function.c (current_function_name): New function.
47018         * graph.c: Update all uses of current_function_name.
47019         * gcse.c: Likewise.
47020         * config/alpha/alpha.c, config/avr/avr.c, config/c4x/c4x.c,
47021         config/mips/mips.c, config/pdp11/pdp11.c: Likewise.
47022         * config/ip2k/ip2k.c (function_prologue): Use MAIN_NAME_P
47023         instead of a strcmp with "main".
47025 2004-01-13  Jan Hubicka  <jh@suse.cz>
47027         * c-decl.c (diagnose_mismatched_decls):  Fix warning calls.
47029         * cgraphunit.c (cgraph_optimize_function):  Always do
47030         optimize_inline_calls when there is always_inline callee.
47031         (cgraph_decide_inlining): Fix formating.
47032         * tree-inline.c (inlinable_function_p): Do sorry for alwaysinline
47033         functions.
47034         (expand_call_inline): Likewise.
47035         * toplev.h (sorry): Fix prototype.
47037 2004-01-12  Roger Sayle  <roger@eyesopen.com>
47039         * builtins.c (expand_builtin_expect_jump): Simplify logic. Handle
47040         conditional jumps that drop through to unconditional jumps or the
47041         end of the sequence.
47043 2004-01-13  Jan Hubicka  <jh@suse.cz>
47045         * alias.c (new_alias_set): Construct the alias_set varray.
47046         (init_alias_once): Don't do it here.
47048 2004-01-12  Marc Espie <espie@openbsd.org>
47050         * system.h: handle YYBYACC like YYBISON.
47052 2004-01-12  Jonathan Merriman <jonm@dualitymedia.com>
47054         PR target/10847
47055         * config.gcc: No longer includes conflicting header sparc/sol2.h when
47056         building on sparc64-*-openbsd*.
47058 2004-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
47060         PR debug/13539
47061         * dbxout.c (dbxout_type): Protected inheritance is not
47062         private but protected.
47064 2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
47066         * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch.
47068 2004-01-12  Kazu Hirata  <kazu@cs.umass.edu>
47070         PR optimization/12508.
47071         * combine.c (try_combine): Remove a dead set in a parallel
47072         even if its destination is a subreg.
47074         Revert:
47075         2003-06-03  Kazu Hirata  <kazu@cs.umass.edu>
47076         * combine.c (simplify_set): Don't move a subreg in SET_SRC to
47077         SET_DEST if WORD_REGISTER_OPERATIONS is not defined.
47079 2004-01-12  Geoffrey Keating  <geoffk@apple.com>
47081         * real.c: Update copyright date.
47082         * emit-rtl.c: Likewise.
47083         * rtl.h: Likewise.
47084         * dwarf2out.c: Likewise.
47085         * config/rs6000/darwin-ldouble.c: Likewise.
47086         * config/rs6000/rs6000.md: Likewise.
47088 2004-01-12  David Edelsohn  <edelsohn@gnu.org>
47090         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX
47091         TFmode to SImode libfuncs.
47093 2004-01-12  Roger Sayle  <roger@eyesopen.com>
47095         PR middle-end/11397
47096         * varasm.c (assemble_alias): Remove weak aliases from weak_decls.
47098 2004-01-12  Jan Hubicka  <jh@suse.cz>
47100         PR opt/12826
47101         * loop.c (insert_loop_mem): Preffer VOLATILE memory references to be
47102         stored.
47104         PR opt/12863
47105         * cfgcleanup.c (label_is_jump_target_p): Move to...
47106         * rtlanal.c (label_is_jump_target_p): ... here.
47107         * cfgrtl.c (cfg_layout_redirect_edge_and_branch):  Fix redirecting of fallthru
47108         edges unified with branch edges.
47110 2004-01-12  Richard Earnshaw  <rearnsha@arm.com>
47112         * simplify-rtx.c (simplify_immed_subreg): Correctly extract the
47113         high word of an integral CONST_DOUBLE.
47115 2004-01-12  Paul Brook  <paul@codesourcery.com>
47117         * simplify-rtx.c (simplify_plus_minus): Always generate canonical form.
47119 2004-01-12  J"orn Rennecke <joern.rennecke@superh.com>
47121         PR target/13585
47122         * sh-protos.h (check_use_sfunc_addr): Declare.
47123         * sh.c (extract_sfunc_addr, check_use_sfunc_addr): New functions.
47124         * sh.md (use_sfunc_addr): Use check_use_sfunc_addr in insn predicate.
47126 2004-01-12  Jan Hubicka  <jh@suse.cz>
47128         * alias.c:  Invlude varray.h
47129         (alias_sets): Turn into varray.
47130         (get_alias_set_entry): Use VARRAY; mark inline.
47131         (mems_in_disjoint_alias_sets_p): Mark inline.
47132         (record_alias_subset): Use varray.
47133         (init_alias_once): Initialize varray.
47134         (new_alias_set): Grow array.
47135         * varray.c: Make VARRAY_GENERIC_PTR non GTYized.
47137 2004-01-12  Jan Hubicka  <jh@suse.cz>
47139         Partial fix for PR opt/10776 II
47140         * cselib.c: Include params.h
47141         (cselib_invalidate_mem):  Limit amount of nonconflicting memory
47142         locations.
47143         * params.def (PARAM_MAX_CSELIB_MEMORY_LOCATIONS): New.
47144         * Makefile.in (cselib.o): Depend on params.h
47146 2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
47148         * combine.c (combine_simplify_rtx): Don't pass VOIDmode to
47149         simplify_unary_operation if the operand has a known mode.
47151 2004-01-12  Hartmut Penner  <hpenner@de.ibm.com>
47153         PR target/13534
47154         * gcc/config/rs6000/rs6000.c (word_offset_memref_operand): New
47155         predicate to handle 'ld' conform addresses.
47156         * gcc/config/rs6000/rs6000.h (EXTRA_CONSTRAINT): New 'Y'
47157         contraint.
47158         (EXTRA_MEMORY_CONSTRAINT): Tell reload which constraint
47159         are memory contraints.
47160         * gcc/config/rs6000/rs6000-protos.h (word_offset_memref_operand):
47161         New prototype.
47162         * gcc/config/rs6000/rs6000.md (*movdf_hardfloat64):
47163         Change 'o' to 'Y' constraint.
47164         (*movdf_softfloat64): Ditto.
47166 2004-01-12  Bernardo Innocenti  <bernie@develer.com>
47168         * gcc/config/m68k/m68k.md: Switch from the "*..." syntax to the
47169         brace-enclosed syntax in all C output statements.
47171 2004-01-12  David Edelsohn  <edelsohn@gnu.org>
47173         PR target/13401
47174         * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
47175         Objective-C language type value is 14.
47177 2004-01-12  Markus F.X.J. Oberhumer  <markus@oberhumer.com>
47179         PR c/12148
47180         * config/m68k/fpgnulib.c: Fix `-mshort' bugs: Use `long' instead of
47181         `int' in a number of places to make sure we always have a SImode
47182         and not a HImode.  Add a 'L' suffix to a number of constants.
47184 2004-01-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
47186         * pa.c: Don't include obstack.h.
47188         * pa.md: Correct constraint in pattern for loading PIC label address.
47190 2004-01-11  Kaz Kojima  <kkojima@gcc.gnu.org>
47192         * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine
47193          before defining.
47195 2004-01-11  Steven Bosscher  <stevenb@suse.de>
47197         PR fortran/9972
47198         * toplev.c (rest_of_handle_inline): Also consider functions
47199         for deferral if the language is GNU F77.
47201 2004-01-11  Zack Weinberg  <zack@codesourcery.com>
47203         * c-decl.c (diagnose_arglist_conflict): Add missing space to
47204         diagnostic messages.
47206 2004-01-11  Jakub Jelinek  <jakub@redhat.com>
47208         PR middle-end/13392
47209         * builtins.c (expand_builtin_expect_jump): Handle conditional jumps
47210         to drop through label.  Don't fall back to SCC even when conditional
47211         jump has not been found.
47213 2004-01-11  Jan Hubicka  <jh@suse.cz>
47215         * invoke.texi: Fix syntax error in previous patch.
47217         Partial fix for PR opt/10776
47218         * Makefile.in (reload.o): Include param.h
47219         * params.def (PARAM_MAX_RELOAD_SEARCH_INSNS): New parameter.
47220         * reload.c: Include params.h.
47221         (find_equiv_reg): Work limiting check.
47222         * invoke.texi: Document.
47224 2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
47226         * config/mips/mips.c (mips_symbolic_constant_p): Don't allow
47227         out-of-bounds accesses to string constants.  Simplify mips16
47228         case accordingly.
47230 2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
47232         PR optimization/13469
47233         * toplev.c (rest_of_compilation): Call purge_all_dead_edges after
47234         reload_cse_regs (-fnon-call-exceptions only).
47236 2004-01-11  Kazu Hirata  <kazu@cs.umass.edu>
47238         * config/mcore/lib1.asm: Fix comment formatting.
47239         * config/mcore/mcore-elf.h: Likewise.
47240         * config/mcore/mcore.c: Likewise.
47241         * config/mcore/mcore.h: Likewise.
47242         * config/mcore/mcore.md: Likewise.
47244 2004-01-10  Zack Weinberg  <zack@codesourcery.com>
47246         * c-decl.c (duplicate_decls): Break apart into...
47247         (diagnose_arglist_conflict, validate_proto_after_old_defn)
47248         (locate_old_defn, diagnose_mismatched_decls, merge_decls):
47249         ... these new functions.  Restructure for comprehensibility.
47250         Remove various archaic special cases.  Always report the
47251         location of the previous declaration when a diagnostic is issued.
47252         (redeclaration_error_message): Fold into diagnose_mismatched_decls.
47253         (match_builtin_function_types): Delete unnecessary forward declaration.
47255 2004-01-10  Zack Weinberg  <zack@codesourcery.com>
47257         * genautomata.c (make_automaton, NDFA_to_DFA):
47258         Print progress bars with '.' characters instead of '*'.
47259         (build_automaton): Change notes to match.
47261 2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
47263         * config/m32r/m32r.md: Use define_constants for unspec and
47264         unspec_volatile.
47266 2004-01-10  Jan Hubicka  <jh@suse.cz>
47268         PR opt/11635
47269         * expr.c (expand_expr_real):  More curefully expand union casts.
47271 2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
47273         * config/m32r/m32r.md (flush_icache): Use 1 for
47274         unspec_volatile.
47276 2004-01-10  David Edelsohn  <edelsohn@gnu.org>
47277             James E Wilson  <wilson@specifixinc.com>
47279         PR debug/12860
47280         * dbxout.c (dbxout_symbol): Remove initialization of
47281         current_sym_code, current_sym_value, and current_sym_addr.
47282         (dbxout_symbol_location): Same.
47283         (dbxout_prepare_symbol): Zero current_sym_code,
47284         current_sym_value, and current_sym_addr.
47286 2004-01-10  Richard Sandiford  <rsandifo@redhat.com>
47288         * tree.c (get_unwidened): Reorder conditions so that the null pointer
47289         check is done first.
47291 2004-01-09  Eric Christopher  <echristo@redhat.com>
47293         * toplev.c (rest_of_handle_cfg): Add reg_scan pass
47294         if we're running mark_constant_function.
47296 2004-01-09  Jeff Bailey  <jbailey@nisa.net>
47298         PR target/12561
47299         * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR.
47301 2004-01-09  Andrew Pinski <pinskia@physics.uc.edu>
47303         PR debug/11231
47304         * dbxout.c (dbxout_type_fields): Return if any item is
47305         error_mark_node or the type is error_mark_node.
47307 2004-01-09  Geoffrey Keating  <geoffk@apple.com>
47309         * config/rs6000/darwin-ldouble.c: Add big comment explaining
47310         exactly what is expected as a 'long double'.
47311         (_xlqadd): When a value to be returned is representable as a
47312         'double', just return it directly, do not construct it using a union.
47313         Also, correct final fixup.
47314         (_xlqmul): Likewise.
47315         (_xlqdiv): Likewise.
47316         * real.c (encode_ibm_extended): Make consistent with darwin-ldouble.c.
47318         * config/rs6000/rs6000.md (fix_trunctfdi2): Delete.
47320 2004-01-09  Richard Henderson  <rth@redhat.com>
47322         * recog.c (constrain_operands): Validate mem operands.
47324 2004-01-09   James E Wilson  <wilson@specifixinc.com>
47326         * gcc.c (init_spec): Remove -lunwind from shared case.
47327         * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind.
47329 2004-01-09  Steve Ellcey  <sje@cup.hp.com>
47331         * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*.
47332         * configure: Regenerate
47334 2004-01-09  Joseph S. Myers  <jsm@polyomino.org.uk>
47336         PR c/11234
47337         * c-typeck.c (build_c_cast): If pedantic, warn for conversions
47338         between function and object pointers.
47339         (digest_init): When comparing a pointer to function type to the
47340         target type, only apply TREE_TYPE once to the pointer to function
47341         type.
47342         * except.c (for_each_eh_label_1): Treat data as a pointer to a
47343         function pointer rather than casting it to a function pointer.
47344         (for_each_eh_label): Update caller.
47345         * recog.h (struct insn_data): Use a struct or union for output.
47346         * genoutput.c (output_insn_data): Update.
47347         * final.c (get_insn_template): Update.
47349 2004-01-09  Mark Mitchell  <mark@codesourcery.com>
47351         * expr.h (expand_expr): Make it a macro, not a function.
47352         (expand_expr_real): New function.
47353         * expr.c (store_expr): Adjust logic for deciding whether or not to
47354         copy the value returned by expand_expr.
47355         (expand_expr): Rename to ...
47356         (expand_expr_real): ... this.  Add alt_rtl parameter.  Adjust
47357         calls to language hooks.
47358         * c-common.h (c_expand_expr): Adjust prototype.
47359         * c-common.c (c_expand_expr): Add alt_rtl parameter.
47360         * langhooks-def.h (lhd_expand_expr): Change prototype.
47361         * langhooks.c (lhd_expand_expr): Add all_rtl parameter.
47362         * langhooks.h (lang_hooks): Change type of expand_expr.
47363         * stmt.c (stmt_status): Add x_last_expr_alt_rtl.
47364         (last_expr_alt_rtl): Likewise.
47365         (expand_expr_stmt_value): Set last_expr_alt_rtl.
47366         (clear_last_expr): Clear it.
47367         (expand_end_stmt_expr): Set RTL_EXPR_ATL_RTL.
47368         (expand_end_bindings): Save and restor last_expr_alt_rtl.
47369         * tree.def (RTL_EXPR): Give it an additional operand.
47370         * tree.h (RTL_EXPR_ALT_RTL): New macro.
47372 2004-01-09  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
47374         * config/m32r/m32r.h (TARGET_CPU_CPP_BUILTINS): Add __m32r__.
47375         * config/m32r/m32r.c (call26_operand): Allow in PIC mode.
47377 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
47379         PR target/13380.
47380         * config/m32r/m32r.md: Replace (reg:SI 17) with (reg:CC 17)
47381         or (ne:SI (reg:CC 17) (const_int 0)).
47382         Be specific about modes wherever possible.
47384 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
47386         * config/m32r/m32r.c (m32r_expand_block_move): Call
47387         gen_movestrsi_internal with two more arguments.
47388         (m32r_output_block_move): Adjust operand numbers.
47389         Properly update the source and destination pointers.
47390         * config/m32r/m32r.md (movstrsi_internal): Use 'r' instead of
47391         'r+'.  Change the set detinations to match_operand.
47393 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
47395         * final.c (FIRST_INSN_ADDRESS): Remove.
47396         (shorten_branches): Don't use FIRST_INSN_ADDRESS.
47397         * system.h (FIRST_INSN_ADDRESS): Poison.
47398         * config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
47399         * config/m32r/m32r-protos.h: Remove the prototype for
47400         m32r_first_insn_address.
47401         * config/m32r/m32r.c (m32r_first_insn_address): Remove.
47402         * config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
47403         * doc/md.texi (FIRST_INSN_ADDRESS): Likewise.
47405 2004-01-09  J. Brobecker  <brobecker@gnat.com>
47407         * dwarf2out.c (gen_enumeration_type_die): Return the DIE that
47408         we just created.
47409         (is_ada_subrange_type): DIEs for enumeration subtypes should be
47410         emitted as subrange types too.
47411         (subrange_type_die): Add handling of enumeration subtypes.
47413 2004-01-08  Richard Henderson  <rth@redhat.com>
47415         PR opt/12441
47416         Revert: Sat Mar 30 14:08:55 CET 2002  Jan Hubicka  <jh@suse.cz>
47417         * i386.c (aligned_operand): Be prepared for SUBREGed registers.
47418         (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
47419         (ix86_address_cost): Be prepared for SUBREGed registers.
47420         (legitimate_address_p): Accept SUBREGed registers.
47422 2004-01-08  Kelley Cook  <kcook@gcc.gnu.org>
47424         * Makefile.in: Rename configure.in to configure.ac
47425         * doc/sourcebuild.texi: Likewise.
47426         * configure: Regenerate.
47427         * config.in: Regenerate.
47429 2004-01-08  Stuart Hastings  <stuart@apple.com>
47431         * config/i386/i386.md: Typos in MMX/SSE immediate shifts.
47433 2004-01-08  Jan Hubicka  <jh@suse.cz>
47435         * cgraphunit.c (cgraph_decide_inlining):  Fix typo.
47437 2004-01-08  Geoffrey Keating  <geoffk@apple.com>
47439         * config/rs6000/rs6000.md (cmptf_internal1): Correct branch offset.
47440         (UNSPEC_FIX_TRUNC_TF): New constant.
47441         (movtf_internal): Make splitter active only when insn is active.
47442         (extenddftf2): Rewrite to properly load zero into low part.
47443         (extenddftf2_internal): New.
47444         (extendsftf2): Rewrite.
47445         (truncdftf2): Correct length.
47446         (floatditf2): Delete.
47447         (fix_trunc_helper): New.
47448         (fix_trunctfdi2): Use fix_trunc_helper.
47449         (fix_trunctfsi2): Likewise.fix_trunc
47450         (fix_trunctfsi2_internal): New.
47452         * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): lo_sum
47453         addresses are legitimate on Darwin even when flag_pic.
47454         (rs6000_legitimize_reload_address) [TARGET_MACHO]: Don't create
47455         non-offsettable addresses for loads of TFmode constants.
47457 2004-01-08  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
47459         * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit
47460         variables in the appropriate bss section.
47462 2004-01-09  Alan Modra  <amodra@bigpond.net.au>
47464         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Ensure
47465         target_flags has MASK_POWERPC64 when -m64.
47466         * config/rs6000/rs6000.c (processor_target_table): Add MASK_POWERPC64
47467         to 620, 630, power3, power4 and rs64a entries.
47468         * config/rs6000/rs6000.h (MASK_64BIT): Expand comment.
47470 2004-01-08  Richard Sandiford  <rsandifo@redhat.com>
47472         * simplify-rtx.c (simplify_immed_subreg): Fix construction of
47473         floating-point constants.
47475 2004-01-08  J. Brobecker  <brobecker@gnat.com>
47477         * dwarf2out.c (subrange_type_die): Add context_die parameter.
47478         Create the subrange_type DIE using the given context DIE.
47479         (modified_type_die): Update call to subrange_type_die.
47481 2004-01-08  Zack Weinberg  <zack@codesourcery.com>
47483         * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h:
47484         Add multiple-include guard.
47486 2004-01-08  Hartmut Penner  <hpenner@de.ibm.com>
47488         * gcc/config/rs6000/rs6000.c (easy_vector_constant): Accept
47489         all vector constant loadable by vsplt*.
47490         (output_vec_const_move): Likewise.
47492 2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
47494         PR c/6024
47495         * c-typeck.c (comptypes): Only treat enumerated types in the same
47496         translation unit as compatible with each other when they are the
47497         same type.
47498         * doc/extend.texi: Update.
47500 2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
47502         PR c/12165
47503         * c-decl.c (grokdeclarator): Take type qualifiers of typedefed
47504         array type from the array element type.
47506 2004-01-07  Alan Modra  <amodra@bigpond.net.au>
47508         * config/rs6000/rs6000.c (rs6000_dbx_register_number): New function.
47509         * config/rs6000/rs6000-protos.h (rs6000_dbx_register_number): Declare.
47510         * config/rs6000/rs6000.h (DWARF_FRAME_REGNUM): Define.
47511         (DWARF_REG_TO_UNWIND_COLUMN): Correct column adjustment and comment.
47512         * config/rs6000/sysv4.h (DBX_REGISTER_NUMBER): Define.
47514 2004-01-06  Eric Christopher  <echristo@redhat.com>
47516         * config/mips/mips.h (MDEBUG_ASM_SPEC): Change for dwarf2 default.
47517         (DWARF2_DEBUGGING_INFO): Define.
47518         (PREFERRED_DEBUGGING_TYPE): Set to dwarf2.
47519         * config/mips/openbsd.h (PREFERRED_DEBUGGING_TYPE): Remove.
47520         * config/mips/iris6.h (SUBTARGET_ASM_DEBUGGING_SPEC): Only pass -g0
47521         for irix as.
47522         (SUBTARGET_ASM_OPTIMIZING_SPEC): Only pass O0 for irix as.
47523         * config/mips/iris6gas.h (MDEBUG_ASM_SPEC): Remove.
47524         * config/mips/iris5gas.h: Ditto.
47525         (DBX_DEBUGGING_INFO): Remove.
47526         (DWARF2_DEBUGGING_INFO): Ditto.
47527         (MIPS_DEBUGGING_INFO): Ditto.
47528         (PREFERRED_DEBUGGING_TYPE): Ditto.
47529         * config/mips/elf.h (DWARF2_DEBUGGING_INFO): Remove.
47530         (PREFERRED_DEBUGGING_TYPE): Ditto.
47531         (SUBTARGET_ASM_DEBUGGING_SPEC): Ditto.
47532         * config/mips/elf64.h: Ditto.
47534 2004-01-06  Jan Hubicka  <jh@suse.cz>
47536         * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate.
47537         (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use.
47539 2004-01-06  Geoffrey Keating  <geoffk@apple.com>
47541         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Compile darwin-ldouble.c.
47542         (TARGET_LIBGCC2_CFLAGS): Use -mlong-double-128.
47543         * config/rs6000/darwin-ldouble.c: New.
47545         * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
47546         for constants.
47547         (constant_subword): Delete.
47548         * rtl.h (constant_subword): Delete prototype.
47549         (immed_double_const): Is not in varasm.c.
47550         * simplify-rtx.c (simplify_immed_subreg): New.
47551         (simplify_subreg): Use simplify_immed_subreg.
47553         * config/rs6000/rs6000.md (floatsitf2): Use expand_float rather
47554         than trying to generate RTL directly.
47555         (fix_trunctfsi2): Use expand_fix rather than trying to generate
47556         RTL directly.
47558         * dwarf2out.c (add_const_value_attribute): Remove incorrect comment.
47560 2004-01-06  David Edelsohn  <edelsohn@gnu.org>
47562         * config/rs6000/xcoff.h (EXTRA_SECTION_FUNCTIONS): Split each
47563         function into a separate macro.
47564         (read_only_data_section): Add void argument.
47565         (private_data_section): Same.
47566         (read_only_private_data_section): Same.
47567         (toc_section): Same.
47569 2004-01-06  Jan Hubicka  <jh@suse.cz>
47571         * invoke.texi:  Remove typo in last change.
47573         PR target/10301
47574         * config.gcc: Accept opteron and athlon-64 as variants
47575         of k8.
47576         * i386.c (override_options): Likewise.
47577         * invoke.texi (i386 -mtune): Expand documentation.
47579 2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
47581         * alias.c: Fix comment typos.
47582         * builtins.c: Likewise.
47583         * cfg.c: Likewise.
47584         * df.c: Likewise.
47585         * dominance.c: Likewise.
47586         * dwarf2out.c: Likewise.
47587         * emit-rtl.c: Likewise.
47588         * expr.c: Likewise.
47589         * final.c: Likewise.
47590         * fold-const.c: Likewise.
47591         * gcse.c: Likewise.
47592         * genattrtab.c: Likewise.
47593         * genrecog.c: Likewise.
47594         * gensupport.c: Likewise.
47595         * ggc-zone.c: Likewise.
47596         * integrate.c: Likewise.
47597         * local-alloc.c: Likewise.
47598         * loop.c: Likewise.
47599         * recog.c: Likewise.
47600         * regmove.c: Likewise.
47601         * reg-stack.c: Likewise.
47602         * reorg.c: Likewise.
47603         * rtlanal.c: Likewise.
47604         * rtl.h: Likewise.
47605         * sched-ebb.c: Likewise.
47606         * simplify-rtx.c: Likewise.
47607         * toplev.c: Likewise.
47608         * varasm.c: Likewise.
47610 2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
47612         * doc/install.texi: Fix typos.
47613         * doc/invoke.texi: Likewise.
47614         * doc/md.texi: Likewise.
47616 2004-01-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
47618         * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed
47620 2004-01-06  Jan Hubicka  <jh@suse.cz>
47622         * i386.c (init_cumulative_args):  Add handling of MMX_REGPARM.
47623         (function_arg_advance):  Do not pass aggregates in SSE; deal handling
47624         of MMX_REGPARM.
47625         (function_arg): Add new warnings about ABI changes;  fix SSE_REGPARM;
47626         add MMX_REGPARM.
47627         * i386.h (ix86_args): Add mmx_words/mmx_regs/mmx_regno fields.
47628         (SSE_REGPARM_MAX): Default to 3 on i386 -msse ABI.
47629         (MMX_REGPARM_MAX): Similarly for -mmmx.
47631 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
47633         * config/sh/linux.h: Fix comment formatting.
47634         * config/sh/netbsd-elf.h: Likewise.
47635         * config/sh/sh.c: Likewise.
47636         * config/sh/sh.h: Likewise.
47637         * config/sh/vxworks.h: Likewise.
47639 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
47641         * system.h (ASM_OUTPUT_MAIN_SOURCE_FILENAME): Poison.
47642         * toplev.c (output_file_directive): Don't use
47643         ASM_OUTPUT_MAIN_SOURCE_FILENAME.
47645 2004-01-05  Steven Bosscher <s.bosscher@student.tudelft.nl>
47647         * toplev.c: Fix broken checkin of 2003-12-30.
47649 2004-01-05  Daniel Berlin  <dberlin@dberlin.org>
47651         * ggc-zone.c: Remove everything in #ifdef USING_MALLOC_PAGE_GROUPS
47652         (USING_MMAP): We don't support non-mmap.
47653         (struct alloc_chunk): Steal 1 bit from typecode, use it to mark
47654         large objects.
47655         (struct page_entry): Remove bytes_free.
47656         (struct page_table_chain): Remove.
47657         (struct globals): Remove page_table member.
47658         (loookup_page_table_entry): Function deleted.
47659         (set_page_table_entry): Ditto.
47660         (ggc_allocated_p): No longer need page table lookups.
47661         (ggc_marked_p): Ditto.
47662         (alloc_small_page): Don't care about bytes_free anymore.
47663         (alloc_large_page): Round up size.
47664         (ggc_alloc_zone_1): Mark large objects as such, and calculate
47665         their size the new way.
47666         Remove page table lookups and setting.
47667         (ggc_get_size): Calculate large object size the new way.
47668         (sweep_pages): Redo to account for fact that we no longer have
47669         bytes_free.
47670         (ggc_collect): No longer need to reincrement bytes_free.
47671         (ggc_pch_alloc_object): Handle new large objects properly.
47672         (ggc_pch_read): Put PCH stuff into it's own uncollected zone.
47674 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
47676         * doc/invoke.texi: Remove a page break.
47678 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
47680         * config/avr/avr.c (avr_output_function_prologue): Remove an
47681         extra pair of curly braces.
47683 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
47685         * config/mn10300/mn10300.c: Fix comment formatting.
47686         * config/mn10300/mn10300.h: Likewise.
47688 2004-01-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
47690         * tree.h: Update documentation on nothrow_flag.
47691         * print-tree.c (print_node): Print TREE_NOTHROW as "align-ok" for
47692         types.
47694 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
47696         * doc/invoke.texi: Remove traces of dead ports.
47698 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
47700         * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs
47701         option.
47703 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
47705         PR target/12945
47706         * coverage.c (coverage_counter_alloc): Set SYMBOL_FLAG_LOCAL for
47707         counter labels.
47708         * config/mips/mips.c (INTERNAL_SYMBOL_P): Delete.
47709         (mips_classify_symbol): Always treat SYMBOL_REF_FLAG as indicating
47710         string constants if TARGET_MIPS16.  Use SYMBOL_REF_DECL to check
47711         the binding of decl symbols, otherwise check SYMBOL_REF_LOCAL_P.
47712         (mips_symbol_insns): Don't trust the local/global classification.
47713         (m16_usym8_4, m16_usym5_4): Same mips16 change as mips_classify_symbol.
47714         (override_options): Make -mabicalls -fno-unit-at-a-time imply
47715         -mno-explicit-relocs.
47716         (mips_encode_section_info): Don't use SYMBOL_REF_FLAG to distinguish
47717         between local and global symbols.
47719 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
47721         * config/mips/mips-protos.h (mips_dangerous_for_la25_p): Declare.
47722         (mips_preferred_reload_class): Declare.
47723         * config/mips/mips.h (DANGEROUS_FOR_LA25_P): Replace with function.
47724         (EXTRA_CONSTRAINT): Update accordingly.
47725         (PREFERRED_RELOAD_CLASS): Use mips_preferred_reload_class.
47726         * config/mips/mips.c (mips_dangerous_for_la25_p): New function.
47727         (mips_preferred_reload_class): New function.  Prefer LEA_REGS if
47728         mips_dangerous_for_la25_p.
47729         (mips_secondary_reload_class): Use LEA_REGS rather than GR_REGS
47730         if mips_dangerous_for_la25_p.
47732 2004-01-05  Bernardo Innocenti  <bernie@develer.com>
47734         * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison
47735         warning.
47737 2004-01-04  Nathanael Nerode  <neroden@gcc.gnu.org>
47739         * configure.ac: Use AC_PROG_CPP_WERROR.
47740         * configure: Regenerate.
47742 2004-01-04  Zack Weinberg  <zack@codesourcery.com>
47744         * .cvsignore: Add autom4te.cache.
47746 2004-01-04  Richard Sandiford  <rsandifo@redhat.com>
47748         * doc/invoke.texi: Revamp documentation of MIPS options.  Remove
47749         -mabi=meabi, -mabi-fake-default, -mmips-as, -mgas, -mmips-tfile,
47750         -m4650, -mfix7000 and -(m)no-crt0.  Put endianness options first,
47751         then architecture options, then ABI options.  General rewording.
47753 2004-01-04  Joseph S. Myers  <jsm@polyomino.org.uk>
47755         PR c/3414
47756         * doc/extend.texi: Clarify definition of malloc attribute.
47758 2004-01-04  Jan Hubicka  <jh@suse.cz>
47760         * Makefile.in (cgraph.o, cgraphunit.o): Add intl.h dependency.
47761         * cgraph.c (create_edge, dump_cgraph): Update to use inline_failed
47762         * cgraph.h (cgraph_edge): Replace inline_call by inline_failed
47763         (cgraph_inline_p): Add extra argument reason.
47764         * cgraphunit.c: Minor formating fixes.
47765         cgraph_first_inlined_callee): New functions.
47766         (record_call_1): Record builtins too.
47767         (cgraph_analyze_function): Update inline_failed messages.
47768         (cgraph_mark_functions_to_output, cgraph_expand_function, cgraph_inlined_into,
47769         cgraph_inlined_callees, cgraph_estimate_growth): Update to use inline_failed.
47770         (cgraph_check_inline_limits): Likewise; Add argument reason.
47771         (cgraph_set_inline_failed): New static function.
47772         (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining): Set
47773         reasons.
47774         (cgraph_inline_p): Add new argument reason.
47775         * tree-inline.c (expand_call_inline):  Update warning.
47777 2004-01-03  Nathanael Nerode  <neroden@gcc.gnu.org>
47779         * configure.ac: Replace AC_INIT, AC_OUTPUT, AC_CANONICAL_SYSTEM
47780         with modern equivalents.
47781         * configure: Regenerate.
47783         * configure.ac: Replace gcc_AC_CHECK_TYPE with AC_CHECK_TYPE.
47784         * aclocal.m4 (gcc_AC_CHECK_TYPE): Remove.
47785         * configure: Regenerate.
47787         * doc/install.texi: Note that 'gcc' is now a 2.57 directory.
47789         * configure.in: Rename to configure.ac.
47790         * configure.ac: Renamed from configure.in; make minimum necessary
47791         changes for autoconf 2.5x.
47792         * aclocal.m4: Make minimum necessary changes for autoconf 2.5x.
47793         * configure: Regenerate with autoconf 2.57.
47795 2004-01-03  Kazu Hirata  <kazu@cs.umass.edu>
47797         * config/mips/linux.h: Fix comment formatting.
47798         * config/mips/mips.c: Likewise.
47799         * config/mips/mips.h: Likewise.
47800         * config/mips/mips.md: Likewise.
47801         * config/mips/netbsd.h: Likewise.
47802         * config/mips/windiss.h: Likewise.
47804 2004-01-02  Richard Henderson  <rth@redhat.com>
47806         * config/i386/i386.md (fp constant pool splitter): Reorg suppression
47807         for sse and 387; add suppression for mmx.
47809 2004-01-02  Andrew Pinski  <pinskia@physics.uc.edu>
47811         * loop.c (loop_optimize): Free all loops_info's mems.
47813         * c-typeck.c (finish_init): Free spelling_base before
47814         setting it again.
47816         * cfgloop.c (flow_loops_find): Always free the sbitmap
47817         headers.
47819         * predict.c (estimate_probability): Free bbs after being
47820         done with it.
47822 2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
47824         * config/mn10300/mn10300.h (PREDICATE_CODES): Add
47825         const_8bit_operand and call_address_operand.
47827 2004-01-02  Jan Hubicka  <jh@suse.cz>
47829         * cgraphunit.c (cgraph_optimize_function):  Call optimize_inline_calls
47830         when there is nothing to inline but warnings are requested.
47831         (cgraph_decide_inlining):  Fix memory leak.
47833 2004-01-02  Jan Hubicka  <jh@suse.cz>
47835         * expr.c (store_constructor):  Fix pasto in previous patch.
47837 2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
47839         * config/i386/cygming.h: Fix comment formatting.
47840         * config/i386/djgpp.h: Likewise.
47841         * config/i386/gthr-win32.c: Likewise.
47842         * config/i386/i386-interix.h: Likewise.
47843         * config/i386/i386.c: Likewise.
47844         * config/i386/i386.h: Likewise.
47845         * config/i386/openbsd.h: Likewise.
47846         * config/i386/winnt.c: Likewise.
47847         * config/i386/xm-mingw32.h: Likewise.
47849 2004-01-02  Joseph S. Myers  <jsm@polyomino.org.uk>
47851         * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update
47852         copyright and last modification dates.
47854 2004-01-02  Andreas Jaeger  <aj@suse.de>, Gerald Pfeifer  <gp@suse.de>
47856         * doc/install.texi (Specific): Mention x86_64.
47858 2004-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
47860         * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]:
47861         Call force_operand on plus_constant result.
47863 2004-01-01  Jan Hubicka  <jh@suse.cz>
47865         * expmed.c (store_bit_field, extract_bit_field): Use new named patterns
47866         * expr.c (store_constructor): Use vec_init pattern.
47867         * genopinit.c (optabs): Initailize vec_set/vec_extract/vec_init.
47868         * optabs.h (optab_index): ADD OTI_vec_set/OTI_vec_extract/OTI_vec_init
47869         (vec_set_optab, vec_extract_optab, vec_init_optab): New.
47870         * i386.md (vec_setv2df, vec_extractv2df, vec_setv4sf, vec_extractv4sf):
47871         New patterns.
47872         (sse2_unpc?pd): Fix pattern.
47873         (sse2_movlpd): Kill.
47874         (sse2_movsd): Deal with movlpd too.
47875         * i386.c (ix86_expand_builtin): Use sse2_movsd instead of sse2_movlpd.
47876         (ix86_expand_vector_init): New.
47877         * emmintrin.h (__mm_set_pd, __mm_set_ps): Use vector extensions.
47878         * md.texi (vec_set, vec_extract): Document