svn merge -r 217500:218679 svn+ssh://gcc.gnu.org/svn/gcc/trunk
[official-gcc.git] / gcc / ChangeLog-2004
blobd48c31acab8c26c523b378b9df651ec24b721650
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 2004-12-29  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 2004-12-19  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.
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         * 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         * Makefile.in: removed ggc for cgraphunit.
7685         * cgraph.c.dump_cgraph_node: removed static var analysis.
7686         * cgraph.h: removed static var analysis data structures and calls.
7687         * 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         * tree-dfa.c find_referenced_vars: removed call to static vars
7700         analysis
7701         * tree-flow.h static_vars_info: removed
7702         * 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.
13034         * tree-dfa.c (find_referenced_vars): Needed to reset static
13035         var maps before each function is compiled.
13036         * cgraphunit.c:
13037         (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
13038         static_vars_info,functions_to_static_vars_info,module_statics_escape,
13039         all_module_statics,searchc_env,dfs_info): New fields to support
13040         analysis of static global variables.
13041         (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
13042         cgraph_reset_static_var_maps, get_global_static_vars_info,
13043         get_global_statics_not_read, get_global_statics_not_written,
13044         searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
13045         check_rhs_var, check_lhs_var, get_asm_expr_operands,
13046         process_call_for_static_vars, scan_for_static_refs,
13047         cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
13048         clear_static_vars_maps, cgraph_propagate_bits,
13049         cgraph_characterize_statics): New. Functions to support analysis
13050         of static global variables.
13051         (cgraph_mark_local_and_external_functions): Renamed from:
13052         (cgraph_mark_local_functions)
13053         (cgraph_expand_all_functions): Remove call to
13054         cgraph_mark_local_and_external_functions.
13055         (cgraph_optimize): Added driver to analyze static variables whose
13056         scope is within the compilation unit.
13057         * cgraph.h (struct cgraph_local_info, GTY): Added
13058         statics_read, statics_written, local, calls_read_all,
13059         calls_write_all, for_functions_valid.  (struct cgraph_node):
13060         Added next_cycle.
13061         * cgraph.c (dump_cgraph_node): Added print routines for new fields.
13062         * makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
13063         list.
13065 2004-09-13  Joseph S. Myers  <jsm@polyomino.org.uk>
13067         * c-decl.c (grokdeclarator): Correct comments about where storage
13068         class specifiers are rejected by grammar and add corresponding
13069         asserts.  Diagnose typedefs and parameters declared inline.
13070         Change warning for inline main to a pedwarn.  Only diagnose inline
13071         main if hosted.
13072         (declspecs_add_scspec): Allow duplicate "inline".
13074 2004-09-13  Steve Ellcey  <sje@cup.hp.com>
13076         * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
13077         (TARGET_SCALAR_MODE_SUPPORTED_P): New.
13079 2004-09-13  Richard Henderson  <rth@redhat.com>
13081         PR 17436
13082         * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
13083         (tree_type): Replace spare with contains_placeholder_bits.
13084         (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
13085         make static.  Remove seen_types list.
13086         (type_contains_placeholder_p): New.
13088 2004-09-13  James E Wilson  <wilson@specifixinc.com>
13090         * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
13091         (sb1_bdesc, bdesc_map, bdesc_arrays): New.
13092         (mips_expand_builtin): Add SB-1 support.  Use bdesc_map and
13093         bdesc_arrays instead of mips_bdesc.
13094         (mips_init_builtins): Likewise.
13095         * config/mips/mips.h (TARGET_SB1): New.
13096         (HAVE_SQRT_P): Delete.
13097         * config/mips/mips.md (divide_condition): Support V2SF.
13098         (sqrt_condition, recip_condition): New.
13099         (div<mode>3): Use ANYF instead of SCALARF.
13100         (*div<mode>3): Use ANYF instead of SCALARF.  Use UNITMODE instead of
13101         MODE.
13102         (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
13103         instead of ISA_HAS_FP4.  Use ANYF instead of SCALARF.  Use UNITMODE
13104         instead of MODE.
13105         (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P.  Use ANYF
13106         instead of SCALARF.  Use UNITMODE instead of MODE.
13108 2004-09-13  Zack Weinberg  <zack@codesourcery.com>
13110         * config.in: Regenerate after removal of libbanshee.
13112 2004-09-13  Andrew MacLeod  <amacleod@redhat.com>
13114         PR tree-optimization/17400
13115         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13116         coalesce partitions when one occurs in an abnormal PHI.
13118 2004-09-13  Andrew Pinski  <apinski@apple.com>
13120         * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
13121         name to _new_size.
13123 2004-09-13  Richard Henderson  <rth@redhat.com>
13125         PR inline-asm/6806
13126         * cselib.c (cselib_invalidate_rtx): Export.  Remove unused args.
13127         (cselib_invalidate_rtx_note_stores): New.
13128         (cselib_record_sets, cselib_process_insn): Update to match.
13129         * cselib.h (cselib_invalidate_rtx): Declare.
13130         * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
13132 2004-09-13  Richard Henderson  <rth@redhat.com>
13134         PR tree-opt/10528
13135         * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
13136         after copying its argument.
13138 2004-09-13  Joseph S. Myers  <jsm@polyomino.org.uk>
13140         * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
13141         c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
13142         in diagnostics.  Use %' for English apostrophes.
13143         * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
13144         (pedwarn_c90, pedwarn_c99): Use it.
13145         * c-decl.c (lookup_label): Quote label name in diagnostic.
13146         * c-parse.in (yyprint): Use ' instead of ` for left quote.
13147         * c-typeck.c (warn_for_assignment): Likewise.
13149 2004-09-13  Jan Hubicka  <jh@suse.cz>
13151         * i386.c (x86_schedule): New global variable.
13152         (override_options): Disable scheduling when not supported.
13153         * i386.h (x86_schedule): Declare.
13154         (TARGET_SCHEDULE): New macro.
13156 2004-09-12  Richard Henderson  <rth@redhat.com>
13158         PR c++/16254
13159         * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
13160         * tree.c, tree.h (has_cleanups): Remove.
13162 2004-09-12  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
13164         * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
13165         arguments of the phi nodes correctly.
13167 2004-09-12  Jan Hubicka  <jh@suse.cz>
13169         * ggc-common.c (cmp_statistics): Fix sorting.
13171 2004-09-12  David Edelsohn  <edelsohn@gnu.org>
13173         PR target/16795
13174         * expmed.c (expand_divmod): If cheap power of 2 divide is
13175         available, use it for negative constant as well.
13177 2004-09-12  Andrew Pinski  <apinski@apple.com>
13179         * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
13180         size of 0.
13182         * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
13184 2004-09-12  Richard Henderson  <rth@redhat.com>
13186         * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
13187         or minus one.
13188         (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
13189         post-reload, and scratch NULL.
13190         * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
13191         (x86_shift_adj_2): Use ix86_expand_clear.
13192         (ashldi3): Remove CMOVE expansion difference.
13193         (ashldi3_1): Remove.
13194         (*ashldi3_1): Rename from *ashldi3_2.  Use reg_or_pm1_operand and
13195         add constraints for immediates.  New peephole for split-with-temp.
13196         Run splitter after peep2 pass.
13197         (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
13198         (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
13199         (setcc_2): Rename with *.
13200         * config/i386/predicates.md (reg_or_pm1_operand): New.
13201         (ashldi_input_operand): New.
13203 2004-09-12  Richard Henderson  <rth@redhat.com
13205         * print-rtl.c (print_decl_name): New.
13206         (print_mem_expr): Use it.
13208 2004-09-12  Richard Henderson  <rth@redhat.com
13210         PR 17186, part deux
13211         * except.c (sjlj_emit_function_exit): Fix logic locating
13212         sjlj_exit_after in final block.
13214 2004-09-12  Toon Moene  <toon@moene.indiv.nluug.nl>
13216         * common.opt: Remove flags -fmove-all-movables and
13217         -freduce-all-givs.
13218         * loop-invariant.c (find_invariants_to_move):
13219         Remove all uses of flag_move_all_movables.
13220         * loop.c (move_movables): Remove all uses of
13221         flag_move_all_movables.
13222         (strength_reduce): Remove all uses of
13223         flag_reduce_all_givs.
13224         * doc/invoke.texi: Remove documentation of flags
13225         -fremove-all-movables and -freduce-all-givs.
13227 2004-09-11  Roger Sayle  <roger@eyesopen.com>
13229         PR middle-end/17411
13230         * tree-sra.c (generate_element_zero): Revert recent build_int_cst
13231         change. elt->type may be a floating point type, so use fold_convert.
13233 2004-09-11  Geoffrey Keating  <geoffk@apple.com>
13235         * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
13236         the thing referenced as used, not the stub itself.
13238 2004-09-11  Joseph S. Myers  <jsm@polyomino.org.uk>
13240         * c-tree.h (enum c_storage_class): New.
13241         (struct c_declspecs): Add storage_class, inline_p and thread_p.
13242         * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
13243         declarations and "auto" or "register" in file scope empty
13244         declarations.  Give more specific warnings for other cases of
13245         storage class specifiers in empty declarations.
13246         (grokdeclarator): Update for new structures.  Don't check for
13247         multiple storage classes.  Diagnose file-scope "register" if
13248         pedantic.
13249         (build_null_declspecs): Update.
13250         (declspecs_add_scspec): Update.  Diagnose multiple storage class
13251         specifiers and invalid uses of "__thread".
13253 2004-09-11  Zack Weinberg  <zack@codesourcery.com>
13255         * tree.c (tree_code_size): New function, bulk of code from tree_size.
13256         (tree_size, make_node): Use it.
13257         * tree-ssa-pre.c (init_pre): Use it.
13258         * tree.h: Prototype it.
13260 2004-09-11  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
13262         * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
13263         * tree-dfa.c (compute_immediate_uses, add_immediate_use,
13264         redirect_immediate_use): Use PHI_DF.
13265         * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
13266         (bb_for_stmt): Use PHI_BB.
13267         (get_immediate_uses): Use PHI_DF.
13268         * tree-ssa-dse.c (max_stmt_uid): New variable.
13269         (get_stmt_uid): New function.
13270         (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
13271         node annotations.
13272         * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
13273         (max_uid): Renamed to max_stmt_uid.
13274         (get_stmt_uid): New function.
13275         (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
13276         phi node annotations.
13277         * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
13278         * tree.h (PHI_BB, PHI_DF): New accessor functions.
13279         (struct tree_phi_node): Add bb and df fields.
13281 2004-09-11  Richard Henderson  <rth@redhat.com>
13283         PR middle-end/17416
13284         * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
13285         in conflict loop.
13287 2004-09-11  Jan Hubicka  <jh@suse.cz>
13289         * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
13290         (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
13291         * i386.md (i387_cw): Add 'uninitialized' mode.
13293         * profile.c (BB_TO_GCOV_INDEX): move more to the front.
13294         (output_location): Break out from ....
13295         (branch_prob): ... here; handle gcov output on trees.
13296         * toplev.c (process_options): No longer be sorry about coverage for
13297         trees.
13299 2004-09-11  Steven Bosscher  <stevenb@suse.de>
13301         PR c++/17412
13302         * fold-const.c (fold): Do not try to fold the operand of a
13303         CLEANUP_POINT_EXPR if that operand does itself not have any
13304         operands.
13306         PR middle-end/17417
13307         * langhooks.c (lhd_decl_printable_name): Make sure that this
13308         function is called with is a decl node that has an identifier.
13309         * tree-pretty-print.c (dump_function_name): New function to
13310         wrap PRINT_FUNCTION_NAME and dump_decl_name.
13311         (print_call_name): Use it.
13313 2004-09-11  Mohan Embar  <gnustuff@thisiscool.com>
13315         * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
13316         "config.h" if not.
13318 2004-09-11  Jakub Jelinek  <jakub@redhat.com>
13320         * tree-ssa-alias.c (collect_points_to_info_r): Handle
13321         pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
13322         to OFFSET.
13324 2004-09-11  Richard Henderson  <rth@redhat.com>
13326         * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
13327         (expand_expr_addr_expr): New function.  Take ADDR_EXPR instead of the
13328         operand of the ADDR_EXPR.
13329         (expand_expr_real_1): Update to match.
13331 2004-09-11  David Edelsohn  <edelsohn@gnu.org>
13333         PR target/17277
13334         * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
13335         choose 64-bit version.
13337 2004-09-11  Richard Henderson  <rth@redhat.com>
13339         PR c/17396
13340         * c-typeck.c (build_unary_op): Add legacy offsetof hack.
13342 2004-09-11  Kazu Hirata  <kazu@cs.umass.edu>
13344         * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
13345         doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
13346         Insert @: after i.e. or e.g.
13348 2004-09-10  Geoffrey Keating  <geoffk@apple.com>
13350         * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
13351         D.xxx rather than <Dxxx>.
13353 2004-09-10  Adam Nemet  <anemet@lnxw.com>
13355         * configure.ac (AC_MSG_CHECKING(what linker to use)):
13356         in_tree_ld_is_elf should be true for LynxOS.
13357         * configure: Regenerate.
13359 2004-09-10  Adam Nemet  <anemet@lnxw.com>
13361         * Makefile.in (all.cross): Add srcextra.
13363 2004-09-10  Roger Sayle  <roger@eyesopen.com>
13365         PR middle-end/17024
13366         * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
13367         floating point comparison operators.  Change aborts to gcc_asserts.
13369 2004-09-10  Geoffrey Keating  <geoffk@apple.com>
13371         * final.c (output_asm_insn): Correct problem with -fverbose-asm.
13373 2004-09-10  James E Wilson  <wilson@specifixinc.com>
13375         * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
13376         (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
13378         * convert.c (convert_to_vector): Replace recursive call with
13379         error_mark_node.
13381         * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
13382         Add integer argument named constant.  Use const_tiny_rtx instead of
13383         CONST0_RTX.
13384         (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
13385         and CONST1_RTX.
13386         (init_emit_once): Fix users of gen_const_vector.  Set CONST1_RTX for
13387         vector types.
13388         * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
13389         of gen_rtx_raw_CONST_VECTOR.
13391 2004-09-10  Eric Christopher  <echristo@redhat.com>
13393         PR c/16046
13394         * c-parse.in (attribute): Add NULL_TREE for error case
13395         for error recovery.
13397 2004-09-10  Zack Weinberg  <zack@codesourcery.com>
13399         * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
13400         (extract_interface_info): Delete prototype.
13401         * c-decl.c (extract_interface_info): Delete stub.
13402         * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
13403         it's not already been done ...
13404         (init_c_lex): ... not here.
13405         (fe_file_change): Don't call extract_interface_info.
13407 2004-09-11  Joseph S. Myers  <jsm@polyomino.org.uk>
13409         * c-tree.h (struct c_declspecs): Remove typedef_decl.  Add
13410         typedef_p and typedef_signed_p.
13411         * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
13412         (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
13413         Check typedef_p and typedef_signed_p, not typedef_decl.
13414         (grokfield): Check typedef_p, not typedef_decl.
13415         (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
13416         not typedef_decl.
13417         (declspecs_add_type): Set typedef_p and typedef_signed_p, not
13418         typedef_decl.
13420 2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
13422         * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
13424 2004-09-10  Geoffrey Keating  <geoffk@apple.com>
13426         * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
13427         temporary variables.
13429         * dbxout.c (dbxout_block): Update for
13430         current_function_func_begin_label a string.
13431         * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
13432         * except.c (dw2_output_call_site_table): Likewise.
13433         * toplev.c (current_function_func_begin_label): Likewise.
13434         * tree.h (current_function_func_begin_label): Likewise.
13435         * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
13437         * final.c (output_asm_insn): Use strtoul instead of atoi, save a
13438         loop.
13440         * config/darwin.c: Include target.h.
13441         (struct machopic_indirection): Make ptr_name a string.
13442         (machopic_indirection_hash): Update for ptr_name a string.
13443         (machopic_indirection_eq): Likewise.
13444         (machopic_indirection_name): Likewise.
13445         (machopic_output_indirection): Likewise.
13446         (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
13447         string.  Don't expect stub names to be in the identifier hash table.
13448         Do call strip_name_encoding before looking up entry in ID hash table.
13449         * config/t-darwin (darwin.o): Add target.h to dependencies.
13451         * config/rs6000/rs6000.c (print_operand): Use fputs instead
13452         of fprintf for register names.
13454         * output.h (unlikely_section_label): Delete declaration.
13455         (unlikely_text_section_name): Likewise.
13456         * varasm.c (unlikely_section_label_printed): Make static.
13457         (unlikely_section_label): Likewise.
13458         (unlikely_text_section_name): Likewise.
13459         (assemble_start_function): Use reconcat.
13461         * rtl.def (REG): Add comment to describe third field.
13463 2004-09-10  Andrew Pinski  <apinski@apple.com>
13465         * config/darwin.c (machopic_mcount_stub_name): Call
13466         machopic_indirection_name instead of making the string
13467         ourselves.
13469 2004-09-10  Diego Novillo  <dnovillo@redhat.com>
13471         Revert
13473         2004-09-08  Jie Zhang  <zhangjie@magima.com.cn>
13475             * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
13476             memory tag is call clobbered, so are its aliases.
13477             (group_aliases): When two memory tags being grouped, if one is
13478             call clobbered, so are the other and its aliases.
13479             (add_may_alias): Remove call-clobbering stuff.
13480             (replace_may_alias): Likewise.
13481             (merge_pointed_to_info): Merge pt_global_mem
13483 2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
13485         * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
13486         genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
13487         passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
13488         tree-scalar-evolution.c, tree-ssa-copyrename.c,
13489         tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
13491 2004-09-10  Richard Sandiford  <rsandifo@redhat.com>
13493         * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
13494         (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
13495         pair.  Remove match_dup from inputs.  Remove masaccs handling.
13496         (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
13497         (masaccs, mdasaccs): Turn into define_insns.
13499 2004-09-10  Richard Sandiford  <rsandifo@redhat.com>
13501         * tree-tailcall.c (process_assignment): Only do accumulator transforms
13502         for floating-point types if flag_unsafe_math_optimizations.
13504 2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
13506         * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
13507         config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
13508         config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
13509         config/h8300/h8300.md, config/i386/gmm_malloc.h,
13510         config/ia64/ia64.md, config/ip2k/libgcc.S,
13511         config/mips/mips-ps-3d.md, config/mips/mips.c,
13512         config/rs6000/rs6000.c, config/s390/s390.c,
13513         config/sh/symbian.c: Fix comment typos.
13515 2004-09-10  Andreas Krebbel  <krebbel1@de.ibm.com>
13517         * config/s390/s390.c (s390_emit_prologue): Added missing
13518         "{}" brackets.
13520 2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
13522         * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
13523         typos.  Follow spelling conventions.
13525 2004-09-10  Joseph S. Myers  <jsm@polyomino.org.uk>
13527         * toplev.c (warn_deprecated_use): Correct logic for saying "type"
13528         in diagnostic.  Don't dereference NULL TYPE_NAME.
13530 2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
13532         * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
13533         tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
13534         tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
13535         value-prof.c: Fix comment typos.  Follow spelling conventions.
13537 2004-09-10  Jan Hubicka  <jh@suse.cz>
13539         * tree-ssa-dce.c (remove_dead_stmt): Update profile.
13540         * tree-split_edge.c (tree_split_edge): Likewise.
13541         (thread_jumps): Likewise.
13543 2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
13545         * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
13546         typos.
13548 2004-09-10  Paolo Bonzini  <bonzini@gnu.org>
13550         * cgraph.h (cgraph_dump_file): Do not declare.
13551         * cgraphunit.c (cgraph_dump_file): Declare as static.
13552         (init_cgraph): New.
13553         * toplev.c (cgraph_dump_file): Do not declare.
13554         (compile_file): Call init_cgraph.
13555         * tree-dump.c (dump_files): Add IPA dump file, remove
13556         XML dump of call graph.
13557         (get_dump_file_name): Support IPA dump file naming scheme.
13558         * tree.h (enum tree_dump_index): Add IPA dump file, remove
13559         XML dump of call graph.
13560         * doc/invoke.texi (Debugging Options): Document the new options.
13562 2004-09-10  Richard Sandiford  <rsandifo@redhat.com>
13564         * doc/extend.texi: Document the FR-V built-in functions.
13566 2004-09-09  James E Wilson  <wilson@specifixinc.com>
13568         * doc/sourcebuild.texi: Delete libbanshee reference.
13570 2004-09-10  Kelley Cook  <kcook@gcc.gnu.org>
13572         * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
13574 2004-09-09  James E Wilson  <wilson@specifixinc.com>
13576         * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
13577         before calling vector_types_convertible_p.
13578         (digest_init): Check that inside_init has VECTOR_TYPE before calling
13579         vector_types_convertible_p.  Don't give another error if
13580         convert_for_assignment returns error_mark_node.
13582 2004-09-09  Roger Sayle  <roger@eyesopen.com>
13584         PR middle-end/17055
13585         * fold-const.c (build_zero_vector): New function to construct a
13586         vector (either floating point or integer) of zeros.
13587         (fold_convert): Internally, enable conversions of integer zero
13588         to arbitrary vector types, using the new build_zero_vector.
13590 2004-09-09  Roger Sayle  <roger@eyesopen.com>
13592         * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
13593         expand a left shift by an immediate constant as either an ashl or
13594         a sequence of additions.
13595         (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
13596         instead of calling gen_ashlsi3 with a constant directly.
13598 2004-09-09  Roger Sayle  <roger@eyesopen.com>
13600         * config/i386/i386.c (ix86_split_long_move): When optimizing for
13601         size, and the low and high parts of a DImode constant are equal,
13602         copy one register to another instead of loading the same immediate
13603         value twice.
13605 2004-09-09  Richard Henderson  <rth@redhat.com>
13607         PR middle-end/17367
13608         * function.c (assign_parm_setup_block): Only put PARALLELs into
13609         a register if use_register_for_decl.
13611 2004-09-09  Eric Christopher  <echristo@redhat.com>
13613         * ra-colorize.c (reset_lists): Move variable declaration inside
13614         ENABLE_CHECKING to avoid unused variable warnings when
13615         not --enable-checking.
13616         (check_colors): Ditto.
13618 2004-09-09  Mike Stump  <mrs@apple.com>
13620         * version.c (version_string): Bump to 4.0.0.
13621         * doc/include/gcc-common.texi (version-GCC): Likewise.
13623 2004-09-10  Jakub Jelinek  <jakub@redhat.com>
13625         * doc/extend.texi (nothrow attribute): The attribute is not
13626         implemented in 3.2 and earlier.
13628 2004-09-09  Steve Ellcey  <sje@cup.hp.com>
13630         * genrecog.c (compute_predicate_codes): Use op0_codes
13631         instead of codes.
13633 2004-09-09  Ulrich Weigand  <uweigand@de.ibm.com>
13635         * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
13636         implementation changes.
13638 2004-09-09  Ulrich Weigand  <uweigand@de.ibm.com>
13640         * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
13641         a PARALLEL instead of a SET due to added clobbers.
13643 2004-09-09  Ulrich Weigand  <uweigand@de.ibm.com>
13645         * reload.c (find_reloads_address): Pass correct operand to
13646         maybe_memory_address_p.
13648 2004-09-09  Daniel Berlin  <dberlin@dberlin.org>
13650         * Makefile.in: Remove libbanshee, tree-alias-*.
13651         Remove tree-alias-common.h dependencies.
13652         * common.opt: Remove -ftree-points-to.
13653         * configure.ac: Remove libbanshee.
13654         * flags.h: Remove pta_type, flag_tree_points_to.
13655         * gengtype.c (open_base_files): Remove tree-alias-type.h.
13656         * opts.c (OPT_ftree_points_to): Remove.
13657         * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
13658         * tree-dfa.c: Remove tree-alias-common.h
13659         * tree-into-ssa.c: Ditto.
13660         * tree-outof-ssa.c: Ditto.
13661         * tree-ssa-copyrename.c: Ditto.
13662         * tree-ssa-live.c: Ditto.
13663         * tree-optimize.c: Ditto.
13664         * tree-ssa.c: Ditto.
13665         Remove pass_build_pta, pass_del_pta.
13666         * tree-pass.h: Ditto.
13667         * tree-ssa-alias.c: Remove tree-alias-common.h.
13668         (struct alias_stats_d): Remove pta_queries, pta_resolved.
13669         (pass_may_alias): Remove PROP_pta requirement.
13670         (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
13671         (get_tmt_for): Ditto.
13672         (dump_alias_stats): Ditto.
13673         * doc/passes.texi: Remove blurb about points-to analysis.
13674         * fortran/Make-lang.in: Remove tree-alias-*.o.
13676 2004-09-09  Richard Sandiford  <rsandifo@redhat.com>
13678         * genattrtab.c (write_insn_cases): New function, split out from
13679         write_attr_case.  Correctly handle define_peepholes when printing
13680         the instruction name.
13681         (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
13683 2004-09-09  Hans-Peter Nilsson  <hp@axis.com>
13685         PR target/17377
13686         * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
13687         * config/cris/cris.c (cris_return_address_on_stack): New function.
13688         * config/cris/cris.md ("return"): For location of return address,
13689         also check cris_return_address_on_stack.
13691 2004-09-09  Diego Novillo  <dnovillo@redhat.com>
13693         * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
13694         calling phi_ssa_name_p.
13696 2004-09-09  Richard Henderson  <rth@redhat.com>
13698         PR c/17322
13699         * c-typeck.c (valid_compound_expr_initializer): Use only
13700         initializer_constant_valid_p, and not TREE_CONSTANT.
13701         (digest_init): Likewise.
13702         (output_init_element): Likewise.
13704 2004-09-09  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
13706         * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
13707         live_out_1, prune_hardregs_for_mode, init_one_web_common,
13708         reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
13709         record_conflict, compare_and_free_webs, init_webs_defs_uses,
13710         parts_to_webs_1, parts_to_webs, reset_conflicts,
13711         check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
13712         ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
13713         * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
13714         put_move, remove_move, combine, select_spill, colorize_one_web,
13715         try_recolor_web, insert_coalesced_conflicts, check_colors,
13716         break_precolored_alias, restore_conflicts_from_coalesce,
13717         sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
13718         * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
13719         reloads_to_loads, rewrite_program2, emit_colors): Likewise.
13720         * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
13721         check_df): Likewise.
13722         * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
13723         real_arithmetic, real_compare, real_exponent, real_ldexp,
13724         real_identical, real_to_integer, real_to_integer2, real_to_decimal,
13725         real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
13726         real_digit, real_nan, real_maxval, round_for_format, real_convert,
13727         real_to_target, real_from_target, real_hash, encode_ieee_single,
13728         encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
13729         encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
13730         encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
13731         * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
13732         extract_insn, peep2_next_insn, peep2_reg_dead_p,
13733         peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
13734         if_test_bypass_p): Likewise.
13735         * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
13736         stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
13737         emit_swap_insn, swap_to_top, move_for_stack_reg,
13738         subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
13739         compensate_edge, convert_regs_1): Likewise.
13740         * regclass.c (init_reg_sets, init_reg_sets_1,
13741         memory_move_secondary_cost): Likewise.
13742         * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
13743         Likewise.
13744         * reload.c (push_secondary_reload, find_valid_class, push_reload,
13745         operands_match_p, decompose, immune_p, find_reloads,
13746         find_reloads_toplev, find_reloads_address_1, subst_reloads,
13747         copy_replacements, refers_to_regno_for_reload_p,
13748         reg_overlap_mentioned_for_reload_p): Likewise.
13749         * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
13750         count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
13751         verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
13752         reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
13753         choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
13754         do_output_reload, fixup_abnormal_edges): Likewise.
13755         * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
13756         fill_slots_from_thread, relax_delay_slots): Likewise.
13757         * resource.c (mark_referenced_resources, mark_set_resources):
13758         Likewise.
13759         * rtl.c (copy_rtx, rtx_equal_p): Likewise.
13760         * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
13761         dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
13762         subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
13763         find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
13764         hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
13765         * rtlhooks.c (gen_lowpart_general): Likewise.
13766         * sbitmap.c (sbitmap_difference): Likewise.
13767         * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
13768         sched_analyze, add_forward_dependence): Likewise.
13769         * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
13770         * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
13771         schedule_insns): Likewise.
13772         * sched-vis.c (print_pattern): Likewise.
13773         * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
13774         * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
13775         simplify_const_relational_operation, simplify_ternary_operation,
13776         simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
13777         Likewise.
13778         * sreal.c (copy, sreal_sub, sreal_div): Likewise.
13779         * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
13780         resolve_operand_name_1, expand_return, expand_decl,
13781         expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
13782         * stor-layout.c (put_pending_size, smallest_mode_for_size,
13783         int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
13784         set_sizetype, get_mode_bounds): Likewise.
13786 2004-09-09  Zack Weinberg  <zack@codesourcery.com>
13788         * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
13789         * config/arm/pecoff.h, config/i386/beos-elf.h
13790         * config/i386/cygming.h, config/i386/i386-interix.h:
13791         Define MULTIPLE_SYMBOL_SPACES to 1, not nothing.  Remove
13792         comment cloned from manual.
13793         * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
13795 2004-09-09  Frank Ch. Eigler  <fche@redhat.com>
13797         * builtins.c (build_va_arg_indirect_ref): New function.
13798         (std_gimplify_va_arg_expr): Call it instead of mudflap check and
13799         build_fold_indirect_ref.
13800         * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
13801         * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
13802         * tree.h: Declare new function.
13804 2004-09-09  Nathan Sidwell  <nathan@codesourcery.com>
13806         * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
13807         dumping for development builds.
13808         * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
13809         development builds only.
13810         * genattrtab.c (write_eligible_delay): Fix typo in previous
13811         commit.
13812         * tree.c (iterative_hash_expr): Replace gcc_unreachable with
13813         gcc_assert.
13815 2004-09-09  Nathan Sidwell  <nathan@codesourcery.com>
13817         * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
13818         cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
13819         process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
13820         hoist_code, extract_mentioned_regs_helper, compute_store_table,
13821         insert_store): Use gcc_assert and gcc_unreachable.
13822         * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
13823         gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
13824         ggc_record_overhead): Likewise.
13825         * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
13826         init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
13827         ggc_pop_context, clear_marks, validate_free_objects,
13828         ggc_pch_read): Likewise.
13829         * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
13830         ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
13831         ggc_push_context, check_cookies, ggc_collect,
13832         ggc_print_statistics): Likewise.
13833         * gimple-low.c (lower_function_body, lower_stmt,
13834         lower_bind_expr): Likewise.
13835         * gimplify.c (gimple_tree_eq, push_gimplify_context,
13836         pop_gimplify_context, gimple_pop_condition, create_tmp_var,
13837         declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
13838         mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
13839         gimplify_case_label_expr, gimplify_exit_block_expr,
13840         canonicalize_component_ref, gimplify_compound_lval,
13841         gimplify_self_mod_expr, gimplify_call_expr,
13842         gimplify_init_ctor_eval, gimplify_init_constructor,
13843         gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
13844         gimplify_expr, check_pointer_types_r,
13845         force_gimple_operand): Likewise.
13846         * global.c (global_alloc, build_insn_chain): Likewise.
13847         * graph.c (clean_graph_dump_file,
13848         finish_graph_dump_file): Likewise.
13849         gcov-io.c (gcov_open): Use GCOV_CHECK.
13851 2004-09-09  Richard Sandiford  <rsandifo@redhat.com>
13853         * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
13855 2004-09-09  Jan Hubicka  <jh@suse.cz>
13857         middle-end/17128
13858         * tree-inline.c (expand_call_inline): Make overactive sanity check
13859         happy.
13861 2004-09-09  Jan Hubicka  <jh@suse.cz>
13863         * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
13864         VIEW_CONVERT_EXPR.
13866 2004-09-09  Nathan Sidwell  <nathan@codesourcery.com>
13868         * Makefile.in (gengtype): Use $(BUILD_ERRORS).
13869         (gengtype.o): Depend on errors.h.
13870         * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
13871         (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
13872         attr_alt_subset_p, attr_alt_subset_of_compl_p,
13873         attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
13874         write_test_expr, write_attr_value, write_eligible_delay,
13875         make_internal_attr, make_numeric_value): Likewise.
13876         * genautomata.c (regexp_name, get_str_vect,
13877         gen_presence_absence_set, automaton_decl_hash,
13878         automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
13879         decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
13880         process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
13881         test_unit_reserv, it_is_empty_reserv_sets,
13882         reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
13883         reserv_sets_and, output_cycle_reservs, get_free_state,
13884         intersected_state_reservs_p, states_union, remove_arc,
13885         copy_insn_regexp, transform_1, transform_2, transform_3,
13886         regexp_transform_func, store_alt_unit_usage,
13887         check_regexp_units_distribution, process_seq_for_forming_states,
13888         process_alts_for_forming_states, make_automaton,
13889         form_arcs_marked_by_insn, create_composed_state,
13890         set_out_arc_insns_equiv_num, partition_equiv_class,
13891         process_insn_equiv_class, set_insn_equiv_classes,
13892         units_to_automata_heuristic_distr, form_regexp,
13893         longest_path_length, output_dfa_max_issue_rate, add_vect,
13894         out_state_arcs_num, add_vect_el, output_trans_table,
13895         output_state_alts_table, output_dead_lock_vect,
13896         output_max_insn_queue_index_def,
13897         output_min_insn_conflict_delay_func,
13898         output_internal_insn_latency_func, output_print_reservation_func,
13899         output_cpu_unit_reservation_p, output_state_arcs,
13900         make_insn_alts_attr, make_internal_dfa_insn_code_attr,
13901         make_default_insn_latency_attr,
13902         form_important_insn_automata_lists): Likewise.
13903         * genemit.c (gen_exp, output_add_clobbers,
13904         output_added_clobbers_hard_reg_p): Likewise.
13905         * genextract.c (print_path, main): Likewise.
13906         * genflags.c (gen_macro): Likewise.
13907         * gengenrtl.c: Include errors.h
13908         (type_from_format, accessor_from_format): Likewise.
13909         * gengtype.c (get_file_basename, output_mangled_typename,
13910         walk_type, write_types_process_field,
13911         write_types_local_process_field): Likewise.
13912         * genmodes.c (complete_mode): Likewise.
13913         * genopinit.c (gen_insn): Likewise.
13914         * genoutput.c (output_insn_data, check_constraint_len,
13915         constraint_len): Likewise.
13916         * genpreds.c (add_mode_tests):Likewise.
13917         * gen-protos.c (add_hash): Likewise.
13918         * genrecog.c (find_operand, find_matching_operand,
13919         validate_pattern, add_to_sequence, maybe_both_true,
13920         nodes_identical_1, merge_trees, write_switch, write_cond,
13921         write_action, is_unconditional, make_insn_sequence,
13922         debug_decision_2): Likewise.
13923         * gensupport.c (is_predicable, collect_insn_data,
13924         alter_predicate_for_insn, maybe_eval_c_test): Likewise.
13926 2004-09-09  Jan Hubicka  <jh@suse.cz>
13928         * basic-block.h (guess_outgoing_edge_probabilities): Declare.
13929         * cfgbuild.c (compute_outgoing_frequencies): When probability is
13930         missing, guess it.
13931         (find_many_sub_basic_blocks): Do update profile only when it is
13932         present.
13933         * predict.c (set_even_probabilities): Break out from ...
13934         (combine_predictions_for_insn): ... here; deal with
13935         !can_predict_insn_p insns.
13936         (combine_predictions_for_bb): Use set_even_probabilities.
13937         (bb_estimate_probability_locally): Break out from ....
13938         (estimate_probability): ... here.
13939         (guess_outgoing_edge_probabilities): New entry point.
13941 2004-09-09  Nathan Sidwell  <nathan@codesourcery.com>
13943         * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
13944         handle_braces, process_brace_body, main, used_arg,
13945         set_multilib_dir, print_multilib_info): Use fatal, not abort.
13947         * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
13949         * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
13950         * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
13951         Morgan's theorem in last checkin.
13953 2004-09-09  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
13954             Nathan Sidwell  <nathan@codesourcery.com>
13956         * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
13957         Use gcc_assert, gcc_unreachable & internal_error instead of abort.
13958         * timevar.c (timevar_push, timevar_pop, timevar_start,
13959         timevar_stop): Likewise.
13960         * toplev.c (default_pch_valid_p): Likewise.
13961         * tracer.c (tail_duplicate): Likewise.
13962         * tree-alias-common.c (get_alias_var_decl,
13963         get_values_from_constructor, create_alias_var, delete_alias_vars,
13964         empty_points_to_set, same_points_to_set, ptr_may_alias_var):
13965         Likewise.
13966         * tree.c (tree_size, make_node_stat, copy_node_stat,
13967         build_int_cst_wide, integer_all_onesp, list_length, chainon,
13968         tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
13969         substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
13970         build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
13971         lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
13972         build_method_type_directly, decl_type_context, get_callee_fndecl,
13973         get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
13974         tree_fold_gcd): Likewise.
13975         * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
13976         make_cond_expr_edges, group_case_labels, tree_merge_blocks,
13977         cleanup_control_expr_graph, find_taken_edge,
13978         find_taken_edge_switch_expr, phi_alternatives_equal,
13979         is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
13980         stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
13981         tree_split_edge, tree_verify_flow_info, thread_jumps,
13982         tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
13983         * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
13984         chrec_fold_multiply_poly_poly): Likewise.
13985         * tree-complex.c (extract_component, expand_complex_division,
13986         expand_complex_comparison, expand_complex_operations_1,
13987         build_replicated_const, expand_vector_operations_1): Likewise.
13988         * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
13989         build_classic_dir_vector): Likewise.
13990         * tree-dfa.c (compute_immediate_uses_for_phi,
13991         compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
13992         create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
13993         * tree-dump.c (dequeue_and_dump): Likewise.
13994         * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
13995         record_in_finally_tree, replace_goto_queue_1,
13996         maybe_record_in_goto_queue, verify_norecord_switch_expr,
13997         do_return_redirection): Likewise.
13998         * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
13999         add_to_dst_predicate_list, find_phi_replacement_condition,
14000         replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
14001         Likewise.
14002         * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
14003         initialize_inlined_parameters, declare_return_variable,
14004         estimate_num_insns_1, expand_call_inline, expand_calls_inline,
14005         optimize_inline_calls, copy_tree_r): Likewise.
14006         * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
14007         ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
14008         * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
14009         tsi_split_statement_list_after, tsi_split_statement_list_before):
14010         Likewise.
14011         * tree-mudflap.c (mf_varname_tree): Likewise.
14012         * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
14013         lookup_tramp_for_decl, convert_all_function_calls): Likewise.
14014         * tree-optimize.c (tree_rest_of_compilation): Likewise.
14015         * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
14016         coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
14017         free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
14018         Likewise.
14019         * tree-phinodes.c (resize_phi_node, add_phi_arg,
14020         remove_all_phi_nodes_for): Likewise.
14021         * tree-pretty-print.c (op_prio, print_call_name): Likewise.
14022         * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
14023         tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
14024         * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
14025         sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
14026         generate_one_element_ref, generate_element_copy,
14027         generate_element_zero, scalarize_copy, scalarize_init,
14028         scalarize_ldst): Likewise.
14029         * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
14030         add_may_alias, add_pointed_to_expr, add_pointed_to_var,
14031         collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
14032         * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
14033         * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
14034         set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
14035         widen_bitfield, ccp_fold_builtin): Likewise.
14036         * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
14037         replace_exp_1, propagate_tree_value): Likewise.
14038         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
14039         * tree-ssa-dce.c (set_control_dependence_map_bit,
14040         find_control_dependence, find_pdom, mark_operand_necessary,
14041         mark_stmt_if_obviously_necessary,
14042         mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
14043         * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
14044         simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
14045         eliminate_redundant_computations, avail_expr_eq): Likewise.
14046         * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
14047         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
14048         duplicate_blocks): Likewise.
14049         * tree-ssa-loop-im.c (for_each_index, set_level,
14050         is_call_clobbered_ref): Likewise.
14051         * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
14052         stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
14053         find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
14054         peel_address, ptr_difference_cost, may_replace_final_value,
14055         determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
14056         rewrite_use, rewrite_uses): Likewise.
14057         * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14058         check_loop_closed_ssa_use): Likewise.
14059         * tree-ssanames.c (make_ssa_name): Likewise.
14060         * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
14061         finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
14062         get_stmt_operands, get_expr_operands, get_asm_expr_operands,
14063         get_indirect_ref_operands, add_stmt_operand): Likewise.
14064         * tree-ssa-pre.c (value_exists_in_set_bitmap,
14065         value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
14066         phi_translate, valid_in_set, compute_antic,
14067         find_or_generate_expression, create_expression_by_pieces, insert_aux,
14068         create_value_expr_from, eliminate): Likewise.
14069         * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
14070         * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
14071         Likewise.
14072         * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
14073         eliminate_tail_call): Likewise.
14074         * tree-vectorizer.c (vect_create_index_for_array_ref,
14075         vect_align_data_ref, vect_create_data_ref,
14076         vect_create_destination_var, vect_get_vec_def_for_operand,
14077         vect_finish_stmt_generation, vect_transform_stmt,
14078         vect_transform_loop_bound, vect_transform_loop,
14079         vect_analyze_operations): Likewise.
14080         * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
14081         Likewise.
14082         * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
14083         get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
14084         bsi_after_labels, bsi_last): Likewise.
14085         * tree-ssa-live.c (var_union, change_partition_var,
14086         create_ssa_var_map, calculate_live_on_entry, root_var_init,
14087         type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
14088         Likewise.
14089         * tree-ssa-live.h (partition_is_global, live_entry_blocks,
14090         tpa_find_tree): Likewise.
14091         (register_ssa_partition_check): Declare.
14092         (register_ssa_partition): use it.
14093         * tree-ssa-live.c: Include errors.h.
14094         (register_ssa_partition_check): New.
14095         * tree-ssa-operands.c: Include errors.h.
14096         * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
14098 2004-09-09  Richard Sandiford  <rsandifo@redhat.com>
14099             Catherine Moore  <clm@redhat.com>
14101         * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
14102         (FRV_CPU_FR405): New processor enums.
14103         (frv_issue_rate, frv_acc_group): Declare.
14104         * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
14105         (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
14106         (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
14107         (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
14108         (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
14109         handled by CPP_SPEC.
14110         (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
14111         (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
14112         (ACC_MASK): New macro.
14113         (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
14114         (TARGET_MEDIA_FR450): New macro.
14115         (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
14116         (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
14117         (LABEL_ALIGN_AFTER_BARRIER): Define.
14118         (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
14119         (IACC_FIRST, IACC_LAST): New pair of SPRs.
14120         (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
14121         (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
14122         (REGISTER_NAMES): Add entries for new registers.
14123         (REG_CLASS_CONTENTS): Update for new register ranges.
14124         (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
14125         (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
14126         (PACKING_FLAG_USED_P): Delete.
14127         (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
14128         (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
14129         (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
14130         (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
14131         (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
14132         (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
14133         (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
14134         (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
14135         (CPU_UNITS_QUERY): Define to 1.
14136         * config/frv/frv.c: Include gt-frv.h
14137         (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
14138         (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
14139         (frv_insn_group): New enumeration.
14140         (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
14141         (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
14142         (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
14143         (REGSTATE_CONDJUMP): Delete.  Shuffle other numbers to cover the
14144         gap left by REGSTATE_LIVE.
14145         (regstate_t): New typedef.
14146         (TARGET_MACHINE_DEPENDENT_REORG): Define.
14147         (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
14148         (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
14149         Initialize frv_unit_codes[] and frv_type_to_unit[].
14150         (frv_conditional_register_usage): Remove redundant fixing of
14151         accumulator registers.
14152         (frv_insn_packing_flag): Update specification.
14153         (frv_function_prologue): Don't set frv_insn_packing_flag here.
14154         Zero out frv_nops[].
14155         (frv_expand_epilogue): Remove comments about the no-longer-present
14156         SIBCALL_P argument.
14157         (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
14158         PACKING_FLAG_USED_P() when deciding whether to pack instructions.
14159         (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
14160         of the new meaning of frv_insn_packing_flag.  Emit an mnop.p if
14161         packing is disabled and if INSN can only issue to M1.
14162         (call_operand): Check TARGET_LONG_CALLS.
14163         (acc_operand, even_acc_operand, quad_acc_operand)
14164         (accg_operand): Simplify.  Don't accept pseudo registers.
14165         (output_move_single): Handle SPR<-zero moves.
14166         (frv_issue_rate): Make non-static.  Handle FRV_CPU_{FR550,FR450,FR405}.
14167         (frv_registers_update, frv_registers_used_p): Delete.
14168         (frv_registers_set_p): Delete.
14169         (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
14170         (frv_issues_to_branch_unit_p): New function.
14171         (frv_packet): New structure.
14172         (frv_cond_flags, frv_regstate_conflict_p): New functions.
14173         (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
14174         (frv_registers_update_1, frv_registers_update): New functions.
14175         (frv_start_packet, frv_start_packet_block, frv_finish_packet)
14176         (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
14177         (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
14178         (frv_sort_insn_group, frv_reorder_packet): New functions.
14179         (frv_pack_insns): Use frv_reorder_packet.
14180         (frv_packet_address): New variable.
14181         (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
14182         (frv_register_nop, frv_reorg): New functions.
14183         (bdesc_1arg): Add __SCUTSS.
14184         (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
14185         __SUBSS, __SLASS and __SCAN.
14186         (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
14187         (bdesc_int_void2arg, bdesc_prefetches): New arrays.
14188         (frv_init_builtins): Register the above builtins.
14189         (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
14190         registers.  Turn the referenced accumulators into global registers.
14191         (frv_read_iacc_argument): New function.
14192         (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
14193         (frv_split_iacc_move): New function.
14194         (frv_expand_builtin): Handle the new builtins.
14195         * config/frv/frv.md: Replace old schedulers with new order-independent
14196         ones.  Add schedulers for the FR405, FR450 and FR550.  Describe new
14197         packing algorithm.
14198         (cpu): Add fr550, fr450 and fr405.
14199         (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
14200         mqshift.  Replace fmas with fsmadd and fmad with fdmadd.  Delete m7.
14201         (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
14202         (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
14203         (fnop, mnop): New patterns.
14204         (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
14205         New constants.
14206         (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
14207         (mclracca8): Use ACC_MASK to determine the upper set of accumulator
14208         registers.
14209         (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
14210         (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
14211         (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
14212         (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
14213         (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
14214         (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
14215         (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
14216         (frv_prefetch0, frv_prefetch): New patterns.
14217         * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
14218         -mcpu=simple.  Add -mcpu=fr550.
14219         (MULTILIB_DIRNAMES): Update accordingly.
14220         (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
14221         -mcpu=fr450.
14222         * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
14223         -mlong-calls and -malign-labels options for FR-V.
14225 2004-09-09  Joseph S. Myers  <jsm@polyomino.org.uk>
14227         PR c/8420
14228         * c-tree.h (struct c_declspecs): New.
14229         (struct c_declarator, struct c_type_name, struct c_parm): Update
14230         element types.
14231         (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
14232         start_function, start_decl, build_c_parm,
14233         make_pointer_declarator): Update prototypes.
14234         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
14235         declspecs_add_scspec, declspecs_add_attrs): New.
14236         (split_specs_attrs): Remove.
14237         * c-parse.in (%union): Add dsptype.
14238         (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
14239         declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
14240         declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
14241         declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
14242         declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
14243         declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
14244         declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
14245         declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
14246         declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
14247         declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
14248         maybe_type_quals_attrs): Change to dsptype.
14249         (struct c_declspec_stack): New.
14250         (current_declspecs, declspec_stack): Change type.
14251         (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
14252         structures.
14253         (extdefs): Likewise.
14254         (setspecs): Likewise.
14255         (fndef): Use current_declspecs for empty declspecs list.
14256         (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
14257         declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
14258         declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
14259         declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
14260         declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
14261         declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
14262         declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
14263         declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
14264         structures and helper functions.  Update comments.
14265         (typespec_nonattr): Correct comment.
14266         (maybe_type_quals_attrs, typename): Update to new structures.
14267         * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
14268         shadow_tag, shadow_tag_warned, start_function, start_decl,
14269         build_c_parm, make_pointer_declarator,
14270         set_array_declarator_inner, groktypename): Update to new
14271         structures.
14272         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
14273         declspecs_add_scspec, declspecs_add_attrs): New.
14274         (split_specs_attrs): Remove.
14275         (shadow_tag_warned): Make warning for useless type names a
14276         pedwarn.  Give hard error for long, short, signed, unsigned or
14277         _Complex used with struct, union or enum in empty declaration.
14278         Make found_tag a bool.
14279         (grokdeclarator): Remove checks now done at parse time.
14281 2004-09-09  Joseph S. Myers  <jsm@polyomino.org.uk>
14283         * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
14284         c_declarator, struct c_type_name, struct c_parm): New.
14285         (build_array_declarator, set_array_declarator_inner,
14286         get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
14287         start_function, start_decl, build_c_parm, build_attrs_declarator,
14288         build_function_declarator, make_pointer_declarator, c_cast_expr,
14289         store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
14290         (build_id_declarator): New.
14291         * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
14292         structures.
14293         * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
14294         ARG_INFO_OTHERS): Remove.
14295         (build_id_declarator): New.
14296         (build_array_declarator, set_array_declarator_inner, groktypename,
14297         start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
14298         grokfield, start_function, store_parm_decls_newstyle,
14299         store_parm_decls_oldstyle, store_parm_decls,
14300         build_c_parm, build_attrs_declarator, build_function_declarator,
14301         make_pointer_declarator, grokdeclarator): Update to new
14302         structures.
14303         * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
14304         parmtype.
14305         (declarator, notype_declarator, after_type_declarator,
14306         parm_declarator, parm_declarator_starttypename,
14307         parm_declarator_nostarttypename, array_declarator, typename,
14308         absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
14309         absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
14310         parmlist_1, parmlist_2, parmlist_or_identifiers,
14311         parmlist_or_identifiers_1): Use these types.
14312         (primary, after_type_declarator, parm_declarator_starttypename,
14313         notype_declarator, component_decl, component_declarator,
14314         component_notype_declarator, typename, absdcl,
14315         absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
14316         parmlist_2, parmlist_or_identifiers_1): Update to new structures.
14318 2004-09-09  Joseph S. Myers  <jsm@polyomino.org.uk>
14320         * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
14321         in_typeof, record_maybe_used_decl, pop_maybe_used,
14322         c_expr_sizeof_expr, c_expr_sizeof_type): New.
14323         * c-decl.c (parser_obstack): New.
14324         (c_init_decl_processing): Initialize parser_obstack.
14325         (c_write_global_declarations_1): Check for used but undefined
14326         static functions.
14327         * c-parse.in (%union): Add otype.
14328         (save_obstack_position): New.
14329         (extdefs): Use it.
14330         (unary_expr): Update in_sizeof and in_alignof.  Use
14331         c_expr_sizeof_expr and c_expr_sizeof_type.
14332         (sizeof): Update in_sizeof.
14333         (alignof): Update in_alignof.
14334         (typeof): Update in_typeof.
14335         (typespec_nonreserved_nonattr): Call pop_maybe_used.
14336         * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
14337         maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
14338         pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
14339         (build_external_ref): Set C_DECL_USED or call
14340         record_maybe_used_decl if appropriate.
14341         * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
14343 2004-09-08  Eric Christopher  <echristo@redhat.com>
14345         * builtins.c: Fix prototype for fold_builtin_atan.
14347 2004-09-08  Eric Christopher  <echristo@redhat.com>
14349         * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
14350         fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
14351         fold_builtin_atan): New functions. Migrate function bodies...
14352         (fold_builtin_1): ... from here.
14354 2004-09-09  Alan Modra  <amodra@bigpond.net.au>
14356         * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
14357         save_size.
14359 2004-09-08  David Edelsohn  <edelsohn@gnu.org>
14361         * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
14362         * config/rs6000/power5.md (power5-lmul): Same.
14364 2004-09-08  Richard Henderson  <rth@redhat.com>
14366         PR rtl-opt/17186
14367         * function.c (expand_function_end): Have fall-off-the-end
14368         return path jump around return register setup.
14370 2004-09-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
14372         * config/sparc/sparc.c (sparc_indent_opcode): New variable.
14373         (output_return): Do not test for the presence of the 'unimp' insn.
14374         Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
14375         as predicates instead of custom ones.  Return raw strings when
14376         possible.
14377         (output_sibcall): Likewise.  Concatenate strings.
14378         (output_ubranch): Remove kludge for TurboSPARC.
14379         (output_cbranch): Remove 'noop' parameter.  Do not output 'nop'.
14380         (output_v9branch): Likewise.
14381         (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
14382         <#>: Set sparc_indent_opcode if the delay slot is filled.
14383         <(>: Likewise.
14384         <)>: New operand to emit the displacement from the saved PC on return.
14385         <@>: Remove.
14386         * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
14387         (ASM_OUTPUT_OPCODE): New macro.
14388         (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
14389         * config/sparc/sparc.md (normal_branch, inverted_branch,
14390         normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
14391         inverted_fpe_branch): Adjust call to output_cbranch.
14392         (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
14393         call to output_v9branch.
14394         * config/sparc/sparc-protos.h (output_cbranch): Adjust.
14395         (output_v9branch): Likewise.
14397 2004-09-08  Devang Patel  <dpatel@apple.com>
14399         * config/darwin.h  (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
14400         -segs_read_only_addr and -segs_read_write_addr.
14401         (WORD_SWITCH_TAKES_ARG): Same.
14402         (LINK_SPEC): Same.
14403         * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
14404         -segs_read_write_addr.
14406 2004-09-08  Richard Henderson  <rth@redhat.com>
14408         * function.c (reference_callee_copied): New.
14409         (assign_parm_setup_reg): Use it.
14410         * calls.c (initialize_argument_information): Likewise.
14411         (emit_library_call_value_1): Likewise.
14412         * function.h (reference_callee_copied): Declare.
14414         * target.h (struct gcc_target): Add callee_copies.
14415         * target-def.h (TARGET_CALLEE_COPIES): New.
14416         (TARGET_PASS_BY_REFERENCE): Update default.
14417         * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14418         * targhooks.c (hook_callee_copies_named): New.
14419         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
14420         hook_pass_by_reference_false.
14421         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
14422         * targhooks.h: Update decls.
14423         * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
14424         * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14425         * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
14426         * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
14427         * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14428         * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
14429         * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14430         * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
14431         * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14432         * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
14433         (mips_callee_copies): New.
14434         * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14435         * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
14436         * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14437         * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
14438         * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14439         * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
14440         * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14441         * config/sh/sh.c (sh_callee_copies): New.
14442         (TARGET_CALLEE_COPIES): New.
14443         * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14444         * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
14445         * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
14446         * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
14447         for FUNCTION_ARG_CALLEE_COPIES.
14448         * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
14450 2004-09-08  Devang Patel  <dpatel@apple.com>
14452         * tree-if-conv.c (find_phi_replacement_condition): Return true
14453         edge block.
14454         (replace_phi_with_cond_modify_expr): Select conditional expr args
14455         based on true edge basic block.
14457 2004-09-08  Jan Hubicka  <jh@suse.cz>
14459         * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
14460         variables being alias set.
14462 2004-09-08  Nathan Sidwell  <nathan@codesourcery.com>
14464         * final.c (shorten_branches, final, get_insn_template,
14465         output_alternate_entry_point, final_scan_insn, alter_subreg,
14466         alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
14467         leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
14468         * fix-header.c (lookup_std_proto): Likewise.
14469         * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
14470         verify_local_live_at_start, update_life_info, mark_reg,
14471         calculate_global_regs_live, allocate_reg_life_data,
14472         init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
14473         ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
14474         attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
14475         * fold-const.c (force_fit_type, div_and_round_double,
14476         may_negate_without_overflow_p, int_const_binop, const_binop,
14477         size_binop, size_diffop, fold_convert_const, fold_convert,
14478         invert_tree_comparison, swap_tree_comparison,
14479         comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
14480         range_binop, make_range, fold_cond_expr_with_comparison,
14481         fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
14482         fold_abs_const, fold_not_const, fold_relational_const, round_up,
14483         round_down): Likewise.
14484         * function.c (find_function_data, assign_stack_temp_for_type,
14485         instantiate_virtual_regs_lossage, aggregate_value_p,
14486         assign_parm_find_entry_rtl, assign_parm_setup_block,
14487         expand_function_start, expand_function_end, keep_stack_depressed,
14488         handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
14490 2004-09-08  Daniel Berlin  <dberlin@dberlin.org>
14492         * Makefile.in (tree-loop-linear.o): Added.
14493         (OBJS-common): Add tree-loop-linear.o
14494         * common.opt: New flag, ftree-loop-linear.
14495         * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
14496         * tree-flow.h: Add prototype for linear_transform_loops.
14497         * tree-optimize.c: Add linear transform after vectorization.
14498         * tree-pass.h: Add struct pass_linear_transform.
14499         * tree-ssa-loop.c: Add pass_linear_transform.
14500         * tree-loop-linear.c: New file.
14501         * lambda-code.c: gcc_assertify.
14502         (gcc_loop_to_lambda_loop): Handle all exit tests.
14503         Handle case where we have (invariant >= induction var).
14504         (find_induction_var_from_exit_cond): Ditto.
14506 2004-09-08  Jie Zhang  <zhangjie@magima.com.cn>
14508         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
14509         memory tag is call clobbered, so are its aliases.
14510         (group_aliases): When two memory tags being grouped, if one is
14511         call clobbered, so are the other and its aliases.
14512         (add_may_alias): Remove call-clobbering stuff.
14513         (replace_may_alias): Likewise.
14514         (merge_pointed_to_info): Merge pt_global_mem
14516 2004-09-08  Jan Hubicka  <jh@suse.cz>
14518         * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
14519         * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
14520         (cgraph_expand_function): Remove stale cgraph edges of currently
14521         compiled function; fix non-unit-at-a-time code copying function
14522         node for later reuse.
14524 2004-09-08  Nathan Sidwell  <nathan@codesourcery.com>
14526         * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
14527         (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
14528         (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
14529         (vec_gc_free, vec_heap_free): New.
14530         * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
14531         (DEF_VEC_P): Add allocator argument. Adjust.
14532         (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
14533         (DEF_VEC_O): Add allocator argument. Adjust.
14534         (VEC(free)): New.
14536         * tree.h (tree): Define a GC'd vector.
14537         * lamba-code.c (lambda_loop): Likewise.
14538         * value-prof.h (histogram_value): Likewise.
14540 2004-09-08  Nathan Sidwell  <nathan@codesourcery.com>
14542         * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
14543         (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
14544         gen_lowpart_common, gen_highpart, gen_highpart_mode,
14545         subreg_highpart_offset, operand_subword, operand_subword_force,
14546         mem_expr_equal_p, set_mem_attributes_minus_bitpos,
14547         set_mem_alias_set, change_address_1, verify_rtx_sharing,
14548         copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
14549         try_split, add_insn_after, add_insn_before, remove_insn,
14550         remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
14551         emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
14552         emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
14553         set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
14554         gen_const_vector_0, emit_copy_of_insn_after): Likewise.
14555         * et-forest.c (set_prev, set_next, et_check_occ_sanity,
14556         record_path_before_1, check_path_after_1, check_path_after): Likewise.
14557         * except.c (gen_eh_region, resolve_one_fixup_region,
14558         remove_unreachable_regions, convert_from_eh_region_ranges_1,
14559         add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
14560         connect_post_landing_pads, sjlj_emit_function_exit,
14561         remove_exception_handler_label, remove_eh_handler,
14562         reachable_next_level, collect_one_action_chain,
14563         output_function_exception_table): Likewise.
14564         * explow.c (trunc_int_for_mode, copy_to_mode_reg,
14565         optimize_save_area_alloca, allocate_dynamic_stack_space,
14566         probe_stack_range, hard_function_value): Likewise.
14567         * expmed.c (mode_for_extraction, store_bit_field,
14568         store_fixed_bit_field, extract_bit_field, expand_shift,
14569         expand_mult_const, expand_mult, choose_multiplier,
14570         expand_mult_highpart, expand_divmod, emit_store_flag,
14571         do_cmp_and_jump): Likewise.
14572         * expr.c (convert_move, convert_modes, move_by_pieces,
14573         move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
14574         move_block_from_reg, gen_group_rtx, emit_group_load,
14575         emit_group_move, emit_group_store, use_reg, use_regs,
14576         can_store_by_pieces, store_by_pieces, store_by_pieces_1,
14577         emit_move_insn, emit_move_insn_1, emit_push_insn,
14578         expand_assignment, store_expr, count_type_elements,
14579         store_constructor, store_field, safe_from_p, expand_var,
14580         expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
14582 2004-09-08  Nathan Sidwell  <nathan@codesourcery.com>
14584         * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
14585         gcc_assert and gcc_unreachable.
14586         * ddg.c (create_ddg_dependence, add_deps_for_def,
14587         add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
14588         * df.c (df_ref_unlink, df_ref_record, df_uses_record,
14589         df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
14590         df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
14591         df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
14592         df_bb_reg_live_end_p, df_bb_regs_lives_compare,
14593         df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
14594         dataflow_set_copy, hybrid_search, diagnostic.c,
14595         diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
14596         * dojump.c (do_jump): Likewise.
14597         * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
14598         compute_dom_fast_query, calculate_dominance_info,
14599         free_dominance_info, get_immediate_dominator,
14600         set_immediate_dominator, get_dominated_by,
14601         redirect_immediate_dominators, nearest_common_dominator,
14602         dominated_by_p, verify_dominators, recount_dominator,
14603         iterate_fix_dominators, add_to_dominance_info,
14604         delete_from_dominance_info): Likewise.
14605         * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
14606         dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
14607         dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
14608         * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
14609         initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
14610         flush_queued_reg_saves, dwarf2out_frame_debug_expr,
14611         dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
14612         output_call_frame_info, output_loc_operands, build_cfa_loc,
14613         decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
14614         AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
14615         AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
14616         splice_child_die, attr_checksum, same_dw_val_p,
14617         break_out_includes, build_abbrev_table, size_of_die, mark_dies,
14618         unmark_dies, value_format, output_loc_list, output_die,
14619         output_pubnames, output_aranges, base_type_die, is_base_type,
14620         modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
14621         mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
14622         field_byte_offset, add_data_member_location_attribute,
14623         add_const_value_attribute, rtl_for_decl_location,
14624         add_location_or_const_value_attribute, add_byte_size_attribute,
14625         add_bit_offset_attribute, add_bit_size_attribute,
14626         add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
14627         decl_start_label, gen_formal_parameter_die,
14628         gen_type_die_for_member, gen_subprogram_die, gen_label_die,
14629         gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
14630         force_decl_die, force_type_die, gen_decl_die,
14631         dwarf2out_imported_module_or_decl, prune_unused_types_prune,
14632         dwarf2out_finish): Likewise.
14634 2004-09-08  Andreas Tobler  <toa@pop.agri.ch>
14636         * Makefile.in (builtins.o): Depend on tree-mudflap.h.
14637         * builtins.c: Include tree-mudflap.h.
14639 2004-09-08  Uros Bizjak  <uros@kss-loka.si>
14641         * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
14642         force operand 0.0 into register in XFmode. Also do not force
14643         operand 0.0 into register if !TARGET_CMOVE.
14644         * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
14645         (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
14646         implement ftst x87 instruction.
14647         (*fp_jcc_7): New insn pattern. Change corresponding split
14648         pattern to handle "general_operand" instead of
14649         "nonimmediate_operand".
14651 2004-09-08  Ben Elliston  <bje@au.ibm.com>
14653         * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
14655 2004-09-07  Frank Ch. Eigler  <fche@redhat.com>
14657         * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
14658         generated from standard va_arg expansion.
14659         * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
14660         marked nodes.
14661         (mf_varname_tree, mf_file_function_line_tree): Add some support
14662         for column numbers if compiled with USE_MAPPED_LOCATION.
14664 2004-09-07  Ziemowit Laski  <zlaski@apple.com>
14666         * c-decl.c (groktypename_in_parm_context): Remove function.
14667         * c-tree.h (groktypename_in_parm_context): Remove prototype.
14669 2004-09-07  Ziemowit Laski  <zlaski@apple.com>
14671         * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
14672         * c-parse.in: Include c-common.h instead of objc-act.h.
14673         (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
14674         myparms, myparm): Remove %type declarations.
14675         (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
14676         objc_typename, objc_try_catch_stmt, optellipsis): Add %type
14677         declarations.
14678         (objc_inherit_code, objc_public_flag): Remove.
14679         (typespec_nonreserved_nonattr): Call
14680         objc_get_protocol_qualified_type() instead of get_static_reference()
14681         and get_protocol_reference().
14682         (stmt_nocomp): Call grokparm() on @catch parameter.
14683         (objcdef): Move semantic action to objc_finish_implementation().
14684         (classdef): Move semantic action to objc_start_class_interface(),
14685         objc_continue_interface(), objc_finish_interface(),
14686         objc_start_class_implementation(), objc_continue_implementation(),
14687         objc_start_category_interface() and
14688         objc_start_category_implementation().
14689         (protocoldef): Move semantic actions to objc_start_protocol() and
14690         objc_finish_interface().
14691         (ivar_decl_list): Remove nonterminal.
14692         (visibility_spec): Move semantic actions to objc_set_visibility().
14693         (ivar_decls): Remove assignment to $$.
14694         (ivar_decl): Rephrase in terms of component_decl; call
14695         objc_add_instance_variable().
14696         (ivars, ivar_declarator): Remove nonterminals.
14697         (opt_semi): New nonterminal.
14698         (methodtype): Remove semantic actions.
14699         (methoddef): Move semantic actions to objc_set_method_type(),
14700         objc_start_method_definition() and objc_finish_method_definition().
14701         (methodproto): Move semantic actions to objc_set_method_type() and
14702         objc_add_method_declaration().
14703         (methoddecl): Use objc_typename instead of typename; move semantic
14704         actions to objc_build_method_signature().
14705         (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
14706         (optparmlist): Express in terms of optparms and optellipsis.
14707         (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
14708         nonterminals.
14709         (keyworddecl): Use objc_typename instead of typename.
14710         (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
14711         and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
14713 2004-09-08  Alan Modra  <amodra@bigpond.net.au>
14715         * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
14716         (MD_FALLBACK_FRAME_STATE_FOR): Update.
14717         * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
14718         (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
14719         (MD_FROB_UPDATE_CONTEXT): Remove default.
14720         (uw_update_context_1): Instead #ifdef invocation.
14721         * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
14722         (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
14723         * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
14724         (MD_UNWIND_SUPPORT): Undefine this instead.
14725         * config/i386/gnu.h: Likewise.
14726         * config/alpha/linux-unwind.h: New file, macro converted to
14727         function, extracted from..
14728         * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
14729         (MD_UNWIND_SUPPORT): Define.
14730         * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
14731         * config/i386/linux-unwind.h, config/i386/linux.h,
14732         config/i386/linux64.h: Likewise.
14733         * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
14734         MD_HANDLE_UNWABI too.
14735         * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
14736         * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
14737         * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
14738         * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
14739         * config/sparc/linux-unwind.h, config/sparc/linux.h,
14740         config/sparc/linux64.h: Likewise.
14741         * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
14742         SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
14743         * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
14744         config/rs6000/linux64.h: Likewise.  Split out get_sigcontext
14745         function.  Use ARG_POINTER_REGNUM for 32-bit temp reg too.
14747 2004-09-07  Jan Hubicka  <jh@suse.cz>
14749         * cse.c (fold_rtx): Avoid building of
14750         (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
14752         * tree-ssa-pre.c (grand_bitmap_obstack): New.
14753         (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
14754         (init_pre): Initialize obstack.
14755         (fini_pre): Free obstack.
14757 2004-09-07  David Daney  <ddaney@avtrex.com>
14759         * config.gcc: Added support for --with-divide=[breaks|traps] for
14760         mips targets.
14761         * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
14762         (TARGET_DIVIDE_TRAPS): New macro.
14763         (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
14764         (OPTION_DEFAULT_SPECS): Added --with-divide= support.
14765         * config/mips/mips.c (mips_idiv_insns): Generate proper count on
14766         GENERATE_DIVIDE_TRAPS.
14767         (mips_output_division): Emit conditional trap if
14768         GENERATE_DIVIDE_TRAPS is set.
14769         * doc/install.texi: Document --with-divide.
14770         * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
14772 2004-09-07  Caroline Tice  <ctice@apple.com>
14774         * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
14775         EDGE_CROSSING, to flags test case.
14777 2004-09-07  Jan Hubicka  <jh@suse.cz>
14779         * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
14780         class too.
14782 2004-09-07  Nathan Sidwell  <nathan@codesourcery.com>
14784         * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
14785         cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
14786         make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
14787         or gcc_unreachable.
14788         * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
14789         remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
14790         alloc_aux_for_edges, free_aux_for_edges): Likewise.
14791         * cfgcleanup.c (try_forward_edges,
14792         merge_blocks_move_predecessor_nojumps,
14793         merge_blocks_move_successor_nojumps): Likewise.
14794         * cfgexpand.c (expand_gimple_cond_expr,
14795         expand_gimple_tailcall): Likewise.
14796         * cfghooks.c (duplicate_block): Likewise.
14797         * cfglayout.c (record_effective_endpoints,
14798         insn_locators_initialize, change_scope, fixup_reorder_chain,
14799         verify_insn_chain, fixup_fallthru_exit_predecessor,
14800         duplicate_insn_chain, cfg_layout_finalize): Likewise.
14801         * cfgloopanal.c (check_irred): Likewise.
14802         * cfgloop.c (superloop_at_depth, flow_loops_free,
14803         flow_loop_entry_edges_find, flow_loops_find,
14804         flow_loop_outside_edge_p, get_loop_body,
14805         get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
14806         get_loop_exit_edges, num_loop_branches, cancel_loop,
14807         verify_loop_structure): Likewise.
14808         cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
14809         duplicate_loop_to_header_edge, create_preheader,
14810         create_loop_notes): Likewise.
14811         * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
14812         edirect_branch_edge, force_nonfallthru_and_redirect,
14813         rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
14814         commit_edge_insertions, commit_edge_insertions_watch_calls,
14815         purge_dead_edges, cfg_layout_redirect_edge_and_branch,
14816         cfg_layout_redirect_edge_and_branch_force,
14817         cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
14818         * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
14819         cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
14820         cgraph_varpool_node): Likewise.
14821         * cgraphunit.c (cgraph_finalize_function,
14822         cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
14823         cgraph_expand_function, cgraph_remove_unreachable_nodes,
14824         cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
14825         cgraph_mark_inline, cgraph_expand_all_functions,
14826         cgraph_build_static_cdtor): Likewise.
14827         * combine.c  (do_SUBST, try_combine, subst, combine_simplify_rtx,
14828         simplify_logical, distribute_notes, insn_cuid): Likewise.
14829         * conflict.c (conflict_graph_add, print_conflict): Likewise.
14830         * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
14831         coverage_checksum_string): Likewise.
14832         * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
14833         hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
14834         cse_cc_succs, cse_condition_code_reg): Likewise.
14835         * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
14836         rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
14837         new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
14838         cselib_record_set): Likewise.
14840 2004-09-07  Jan Hubicka  <jh@suse.cz>
14842         * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
14844 2004-09-07  Nathan Sidwell  <nathan@codesourcery.com>
14846         * builtins.c (fold_builtin_strchr): Use build_int_cst, not
14847         fold_convert.
14848         (fold_builtin_strpbrk): Likewise.
14849         * expr.c (array_ref_low_bound): Likewise.
14850         * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
14851         interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
14852         * tree-sra.c (generate_element_zero): Likewise.
14853         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
14854         * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
14855         add_old_iv_candidates, add_iv_candidates): Likewise.
14856         * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
14858 2004-09-07  Nathan Sidwell  <nathan@codesourcery.com>
14860         * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
14861         * c-common.c (c_type_hash, c_common_nodes_and_builtins,
14862         c_expand_expr, boolean_increment, nonnull_check_p,
14863         check_function_arguments_recurse, fold_offsetof_1): Likewise.
14864         * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
14865         builtin_define_type_max): Likewise.
14866         * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
14867         implicit_decl_warning, builtin_function, build_compound_literal,
14868         complete_array_type, grokdeclarator, get_parm_info,
14869         start_function, store_parm_decls_oldstyle,
14870         c_write_global_declarations): Likewise.
14871         * c-format.c (get_constant, decode_format_attr,
14872         maybe_read_dollar_number, get_flag_spec, check_format_arg,
14873         check_format_types, format_type_warning,
14874         find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
14875         init_dynamic_diag_info, handle_format_attribute): Likewise.
14876         * c-gimplify.c (push_context, pop_context, finish_bc_block):
14877         * c-lex.c (c_lex_with_flags, lex_string): Likewise.
14878         * c-objc-common.c (c_tree_printer): Likewise.
14879         * c-pch.c (pch_init): Likewise.
14880         * c-pragma.c (maybe_apply_pragma_weak): Likewise.
14881         * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
14882         * c-typeck.c (c_incomplete_type_error, composite_type,
14883         common_pointer_type, common_type, same_translation_unit_p,
14884         tagged_types_tu_compatible_p, finish_init, pop_init_level,
14885         set_designator, set_nonincremental_init_from_string,
14886         process_init_element, c_finish_if_stmt): Likewise.
14887         * caller-save.c (init_caller_save, save_call_clobbered_regs,
14888         insert_restore, insert_save, insert_one_insn): Likewise.
14889         * calls.c (emit_call_1, compute_argument_block_size,
14890         precompute_arguments, expand_call, emit_library_call_value_1,
14891         store_one_arg): Likewise.
14893 2004-09-07  Nathan Sidwell  <nathan@codesourcery.com>
14895         * configure.ac (enable-checking): Add release option. Reorganize
14896         to avoid repetition.
14897         * configure: Rebuilt.
14898         * doc/install.texi (enable-checking): Amend documentation.
14900 2004-09-06  H.J. Lu  <hongjiu.lu@intel.com>
14902         PR bootstrap/17313
14903         * Makefile.in (specs.ready): Depend on cc1$(exeext).
14905 2004-09-06  James E Wilson  <wilson@specifixinc.com>
14907         * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
14908         movdf_hardfloat_32bit): Split fG into two alternatives.
14909         (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
14911         * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
14913 2004-09-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
14915         * final.c (output_in_slot): Delete.
14916         (final_scan_insn): Revert 2004-09-03 change.
14917         (output_asm_insn): Likewise.
14918         * config/sparc/sparc.c (output_return): Likewise.
14919         (output_sibcall): Likewise.
14921 2004-09-06  Jan Hubicka  <jh@suse.cz>
14923         * loop.c (loop_dump_aux): Do not print RTL when not available.
14924         * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
14925         frontend specific type nodes.
14926         (produce_memory_decl_rtl): Break out from ...
14927         (prepare_decl_rtl): ... here.  Handle ADDR_EXPR correctly.
14928         (get_computation_at): Avoid random tree sharing.
14929         (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
14931 2004-09-06  Zack Weinberg  <zack@codesourcery.com>
14933         * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
14934         unnecessary commands.
14936 2004-09-06  Mohan Embar  <gnustuff@thisiscool.com>
14938         * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
14939         (bitmap.o): Likewise.
14941 2004-09-06  Paolo Bonzini  <bonzini@gnu.org>
14943         Unify the management of RTL and tree-level dump files.
14945         * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
14946         Don't print function name to the dump file, the pass manager
14947         would do this for us. Add code from the top of
14948         rest_of_compilation, up to the initial RTL dump.
14949         * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
14950         close the DFI_sibling dump file.
14951         (rest_of_compilation): Don't do that here.  Remove code up to the
14952         initial RTL dump.
14953         (init_optimization_passes): Remove.
14954         (pass_rest_of_compilation): Change pass name to NULL.
14955         * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
14956         Do not call init_optimization_passes.
14957         * toplev.h (init_optimization_passes): Remove.
14959         * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14960         finish_graph_dump_file): Remove SUFFIX parameter.
14961         * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
14962         finish_graph_dump_file): Likewise.
14964         * tree-pass.h (struct tree_opt_pass): Add `letter' field.
14965         * cfgexpand.c (pass_expand): Adjust.
14966         * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
14967         * passes.c (pass_rest_of_compilation): Adjust.
14968         * predict.c (pass_profile): Adjust.
14969         * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
14970         * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
14971         pass_split_crit_edges, pass_warn_function_return): Adjust.
14972         * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
14973         * tree-dfa.c (pass_referenced_vars): Adjust.
14974         * tree-eh.c (pass_lower_eh): Adjust.
14975         * tree-if-conv.c (pass_build_ssa): Adjust.
14976         * tree-into-ssa.c (pass_build_ssa): Adjust.
14977         * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
14978         * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
14979         * tree-nrv.c (pass_nrv): Adjust.
14980         * tree-optimize.c (pass_gimple, pass_all_optimizations,
14981         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
14982         pass_init_datastructures): Adjust.
14983         * tree-outof-ssa.c (pass_del_ssa): Adjust.
14984         * tree-profile.c (pass_tree_profile): Adjust.
14985         * tree-sra.c (pass_sra): Adjust.
14986         * tree-ssa-alias.c (pass_may_alias): Adjust.
14987         * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
14988         * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
14989         * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
14990         * tree-ssa-dom.c (pass_dominator): Adjust.
14991         * tree-ssa-dse.c (pass_dse): Adjust.
14992         * tree-ssa-forwprop.c (pass_forwprop): Adjust.
14993         * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
14994         * tree-ssa-loop-ch.c (pass_ch): Adjust.
14995         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
14996         pass_loop_done, pass_complete_unroll, pass_iv_canon,
14997         pass_iv_optimize, pass_vectorize): Adjust.
14998         * tree-ssa-phiopt.c (pass_phiopt): Adjust.
14999         * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
15000         * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
15001         pass_late_warn_uninnitialized): Adjust.
15002         * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
15004         * Makefile.in (tree-dump.o): Add new dependencies.
15005         * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
15006         * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
15007         Likewise.
15008         * toplev.c (dump_file_name): New.
15009         * tree-dump.c (dump_enable_all): Add LETTER parameter.
15010         (struct dump_file_info): Add NUM and LETTER fields.
15011         (dump_files): Adjust and add RTL dump files.
15012         (dump_register): Add NUM and LETTER fields.
15013         (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
15014         (dump_begin): Use get_dump_file_name.
15015         (dump_switch_p_1): Adjust call to dump_enable_all.
15016         * tree-dump.h (dump_register): Adjust prototype.
15017         * tree-optimize.c (register_one_dump_file): Take dump file index.
15018         Support flags for RTL dumps.
15019         (register_dump_files): Fill in NUM field of struct dump_file_info.
15020         Track properties both when the gate is executed and when it is not.
15021         (execute_todo): Dump RTL.  Add PROPERTIES parameter.
15022         (execute_one_pass): Pass properties to execute_todo.  Handle VCG
15023         dumps of RTL.
15024         * tree-pass.h (dump_file_name): New.
15025         * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
15026         New.
15028         * Makefile.in (passes.o): Add new dependencies.
15029         * passes.c (struct dump_file_info, enum dump_file_index,
15030         dump_file_tbl, init_optimization_passes): Remove.
15031         (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
15032         (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
15033         dump_enabled_p.
15034         (finish_optimization_passes): Update finish_graph_dump_file loop.
15035         (enable_rtl_dump_file): Remove.
15036         * tree-dump.c (dump_files): Adjust and add RTL dump files.
15037         (enable_rtl_dump_file): Add here.
15038         * tree.h (enum tree_dump_index): Add RTL dump file indices.
15039         * doc/invoke.texi (Debugging options): Document new RTL debugging
15040         options.  Update.
15042 2004-09-05  Kazu Hirata  <kazu@cs.umass.edu>
15044         * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
15045         gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
15046         stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
15047         tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
15048         tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
15049         tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
15050         tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
15051         vec.h: Fix comment formatting.
15053 2004-09-05  Kazu Hirata  <kazu@cs.umass.edu>
15055         * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
15056         et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
15057         hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
15058         tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
15059         tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
15060         tree-ssa-loop-niter.c, tree-ssa-operands.c,
15061         tree-ssa-operands.h, tree-ssa-propagate.c,
15062         tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
15063         vec.c, vec.h: Fix comment typos.  Follow spelling conventions.
15065 2004-09-05  Diego Novillo  <dnovillo@redhat.com>
15067         * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
15068         vectorizer is enabled.
15070 2004-09-05  Andreas Jaeger  <aj@suse.de>
15072         * tree-if-conv.c: Spell check comments and clean up whitespace.
15074 2004-09-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
15076         * tree-ssa-loop-ivopts.c: New file.
15077         * Makefile.in (tree-ssa-loop-ivopts.c): Add.
15078         * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
15079         target_pres_cost, target_spill_cost): Declare.
15080         * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
15081         spill_cost): Renamed to ...
15082         (target_avail_regs, target_res_regs, target_small_cost,
15083         target_pres_cost, target_spill_cost): ... and exported.
15084         (init_set_costs, global_cost_for_size): Work with renamed variables.
15085         * common.opt (flag_ivopts): New flag.
15086         * expr.c (expand_expr_real_1): Handle SSA_NAME case.  Handle
15087         REF_ORIGINAL.
15088         * gimplify.c (struct gimplify_ctx): Add into_ssa field.
15089         (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
15090         generating SSA form.
15091         (force_gimple_operand): New function.
15092         * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
15093         * tree-cfg.c (stmt_bsi): New function.
15094         * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
15095         PARAM_IV_MAX_CONSIDERED_USES): New.
15096         * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
15097         bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
15098         ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
15099         * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
15100         * tree-nested.c (build_addr): Export.
15101         * tree-optimize.c (init_tree_optimization_passes): Add
15102         pass_iv_optimize.
15103         * tree-pass.h (pass_iv_optimize): Declare.
15104         * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
15105         IMAGPART_EXPR.
15106         * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
15107         as a phi node argument.
15108         (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
15109         ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
15110         functions.
15111         * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
15112         * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
15113         pass_iv_optimize): New pass.
15114         * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
15115         * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
15116         * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
15117         * tree.h (REF_ORIGINAL): New macro.
15118         (build_int_cst_type, unsigned_type_for, zero_p,
15119         cst_and_fits_in_hwi, build_addr): Declare.
15120         * doc/invoke.texi (-fivopts): Document.
15121         (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
15122         PARAM_IV_MAX_CONSIDERED_USES): Document.
15123         * doc/passes.texi: Document induction variable optimizations pass.
15125 2004-09-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
15127         * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
15128         * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
15129         * c-common.c (c_common_attribute_table): Accept parameters to
15130         sentinel attribute.
15131         (check_function_sentinel, handle_sentinel_attribute): Likewise.
15132         * doc/extend.texi: Update accordingly.
15134 2004-09-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
15136         * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
15137         New.
15138         * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
15139         attribute.
15140         * c-common.c (handle_sentinel_attribute, check_function_sentinel):
15141         New functions.
15142         (c_common_attribute_table): Add `sentinel' attribute.
15143         (check_function_arguments): Handle `sentinel' attribute.
15144         * doc/extend.texi: Document `sentinel' attribute.
15146 2004-09-04  H.J. Lu  <hongjiu.lu@intel.com>
15148         * configure: Regenerated.
15150 2004-09-04  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
15152         * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
15154         * tree.c (save_expr): No longer TREE_READONLY.
15156 2004-09-04  Jan Hubicka  <jh@suse.cz>
15158         * passes.c (rest_of_clean_state): Fix merge conflict made during
15159         commiting the patch.
15161 2004-09-04  Jan Hubicka  <jh@suse.cz>
15163         * passes.c (rest_of_clean_state): Decompose the instruction stream.
15165 2004-09-04  Richard Sandiford  <rsandifo@redhat.com>
15167         * doc/md.texi (shift patterns): New anchor.  Add reference to
15168         TARGET_SHIFT_TRUNCATION_MASK.
15169         * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
15170         * target.h (shift_truncation_mask): New target hook.
15171         * targhook.h (default_shift_truncation_mask): Declare.
15172         * targhook.c (default_shift_truncation_mask): Define.
15173         * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
15174         (TARGET_INITIALIZER): Include it.
15175         * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
15176         and LSHIFTRT cases.  Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
15177         reject all out-of-range values.  Fix sign-extension code for modes
15178         whose width is smaller than HOST_BITS_PER_WIDE_INT.
15179         * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
15180         (expand_superword_shift, expand_subword_shift): Likewise.
15181         (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
15182         (expand_binop): Use them to implement double-word shifts.
15183         * config/arm/arm.c (arm_shift_truncation_mask): New function.
15184         (TARGET_SHIFT_TRUNCATION_MASK): Define.
15186 2004-09-04  Jan Hubicka  <jh@suse.cz>
15188         * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
15189         (mix): New macro copied from hashtab.c
15190         (iterative_hash_hashval_t, iterative_hash_pointer,
15191         iterative_hash_host_wide_int): New functions based on hashtab.c
15192         implementation.
15194 2004-09-04  Richard Sandiford  <rsandifo@redhat.com>
15196         * config/mips/mips.md (mask): New mode attribute.
15197         (zero_extendsidi2): Add memory alternative.
15198         (*zero_extendsidi2_mem): Delete.
15199         (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.  Use
15200         memory_operand in the TARGET_MIPS16 check.
15201         (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
15202         Redefine using :GPR and :SHORT.
15203         (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
15205 2004-09-04  Uros Bizjak  <uros@kss-loka.si>
15207         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
15208         using rint_optab.
15209         (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
15210         expand_builtin_mathfn.
15211         * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
15212         btrunc?f patterns for btrunc_optab. Implement rint_optab using
15213         rint?f patterns.
15214         * optabs.c (init_optabs): Initialize rint_optab.
15215         * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
15216         Add new OTI_rint.
15217         (btrunc_optab): Rename macro from trunc_optab.
15218         (rint_optab): Define corresponding macro.
15220         * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
15221         UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
15223         * config/i386/i386-protos.h (emit_i387_cw_initialization):
15224         Change prototype. Add new int parameter.
15225         * config/i386/i386.c (emit_i387_cw_initialization):
15226         Handle new rounding modes.
15228         * config/i386/i386.h (enum fp_cw_mode): Delete.
15229         (MODE_NEEDED): Handle new rounding modes.
15230         (EMIT_MODE_SET): Change condition to handle new rounding modes.
15232         * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
15233         UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
15234         represent different rounding modes of frndint insn.
15235         (type): Add frndint type.
15236         (i387, length, memory): Handle this type.
15237         (i387_cw): New attribute definition.
15238         (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
15239         *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
15240         *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
15241         Add "i387_cw" attribute defined to "trunc".
15242         (x86_fnstcw_1): Remove comment.
15243         (*frndintxf2): Rename insn definition to frndintxf2. Move
15244         insn definition near rint?f2 expanders.
15245         (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
15246         rintf and rintl built-ins as inline x87 intrinsics.
15247         (frndintxf2_floor): New pattern to implement floor rounding
15248         mode with frndint x87 instruction.
15249         (floordf2, floorsf2, floorxf2): New expanders to implement floor,
15250         floorf and floorl built-ins as inline x87 intrinsics.
15251         (frndintxf2_ceil): New pattern to implement ceil rounding
15252         mode with frndint x87 instruction.
15253         (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
15254         ceilf and ceill built-ins as inline x87 intrinsics.
15255         (frndintxf2_trunc): New pattern to implement trunc rounding
15256         mode with frndint x87 instruction.
15257         (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
15258         truncf and truncl built-ins as inline x87 intrinsics.
15259         (frndintxf2_mask_pm): New pattern to implement rounding
15260         mode with exceptions with frndint x87 instruction.
15261         (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
15262         implement nearbyint, nearbyintf and nearbyintl built-ins as
15263         inline x87 intrinsics.
15265 2004-09-04  Richard Sandiford  <rsandifo@redhat.com>
15267         * config/mips/mips.md (SHORT): New mode macro.
15268         (size): New mode attribute.
15269         (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
15270         (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
15271         *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns.  Use only if
15272         !ISA_HAS_SEB_SEH.
15273         (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
15274         *extend[qh]isi2_hw patterns and extending them to di.
15275         (extendqihi2): Implement as define_insn_and_split that produces
15276         extendqisi2 after reload.
15278 2004-09-03  Devang Patel  <dpatel@apple.com>
15280         * Makefile.in (OBJS-common): Add tree-if-conv.o
15281         (tree-if-conv.o): New rule.
15282         * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
15283         (get_loop_body_in_bfs_order): New.
15284         * cfgloop.h (get_loop_body_in_bfs_order): New.
15285         * tree-flow.h (enum move_pos): Move here from ..
15286         * tree-ssa-loop-im.c (enum move_pos): here.
15287         (movement_possibility): Make externally visible.
15288         * tree-optimize.c (init_tree_optimization_passes): New entry for
15289         if conversion pass.
15290         * tree-pass.h (pass_if_conversion): New.
15291         * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
15292         * tree-if-conv.c: New file.
15293         * doc/passes.texi: Document tree if-conversion pass.
15294         * doc/tree-ssa.texi: Same.
15296 2004-09-03  H.J. Lu  <hongjiu.lu@intel.com>
15298         PR target/14925:
15299         Makefile.in (LIB2ADDEHSTATIC): New.
15300         (LIB2ADDEHSHARED): New.
15301         (LIBUNWIND): New.
15302         (LIBUNWINDDEP): New.
15303         (SHLIBUNWIND_LINK): New.
15304         (SHLIBUNWIND_INSTALL): New.
15305         (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
15306         LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
15307         (clean): Remove libunwind*
15308         (stage1-start): Remove and copy stage1/libunwind*.
15309         (stage2-start): Remove and copy stage2/libunwind*.
15310         (stage3-start): Remove and copy stage3/libunwind*.
15311         (stage4-start): Remove and copy stage4/libunwind*.
15312         (stageprofile-start): Remove and copy stageprofile/libunwind*.
15313         (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
15315         * config.gcc (ia64*-*-linux*): Always add t-libunwind to
15316         tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
15317         tmake_file if --with-system-libunwind isn't used.
15319         * config/ia64/t-glibc-libunwind: New file.
15320         * config/t-libunwind-elf: Likewise.
15321         * unwind-compat.c: Likewise.
15322         * unwind-compat.h: Likewise.
15323         * unwind-dw2-fde-compat.c: Likewise.
15325         * config/ia64/t-glibc (LIB2ADDEH): Updated.
15326         * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
15328         * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
15329         aliases if needed.
15330         * unwind-dw2-fde-glibc.c: Likewise.
15331         * unwind-dw2.c: Likewise.
15333         * config/t-libunwind (LIB2ADDEH): Updated.
15334         (LIB2ADDEHSTATIC): New.
15335         (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
15336         (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
15338         * configure.ac: Change --enable-libunwind-exceptions to
15339         --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
15340         * configure: Regenerated.
15341         * config.in: Updated.
15343         * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
15344         above and mention --with-system-libunwind.
15345         (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
15346         removed in gcc 3.4.3 and later.
15348         * gcc.c (init_spec): Add -lunwind to -lgcc_s if
15349         USE_LIBUNWIND_EXCEPTIONS is defined.
15351         * mklibgcc.in: Support libunwind.
15353 2004-09-03  H.J. Lu  <hongjiu.lu@intel.com>
15355         * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
15356         m_NOCONA.
15358 2004-09-03  Richard Henderson  <rth@redhat.com>
15360         PR middle-end/9997
15361         * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
15362         (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
15363         (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
15364         stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
15365         frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
15366         resize_stack_vars_conflict, add_stack_var_conflict,
15367         stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
15368         union_stack_vars, partition_stack_vars, dump_stack_var_partition,
15369         expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
15370         expand_one_static_var, expand_one_hard_reg_var,
15371         expand_one_register_var, expand_one_error_var, defer_stack_allocation,
15372         expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
15373         (expand_used_vars): Rewrite.
15374         * Makefile.in (cfgexpand.o): Update dependencies.
15376 2004-09-04  Jan Hubicka  <jh@suse.cz>
15378         * cfg.c (free_edge): Use ggc_free.
15379         (expunge_block): Use ggc_free.
15380         * passes.c (rest_of_clean_state): Free after compilation.
15381         * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
15382         * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
15384 2004-09-03  James E Wilson  <wilson@specifixinc.com>
15386         * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
15387         DECL_EXTERNAL check.
15389 2004-09-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
15391         * final.c (output_in_slot): New global variable.
15392         (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
15393         Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE.  Set
15394         'output_in_slot' before invoking output_asm_insn.
15395         (output_asm_insn): Add a space after the tab if 'output_in_slot'
15396         is set.
15397         * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
15398         final_scan_insn.
15399         (output_sibcall): Likewise.
15401 2004-09-03  Jan Hubicka  <jh@suse.cz>
15403         * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
15404         * tree-ssanames (init_ssanames): Likewise.
15406 2004-09-03  Ziemowit Laski  <zlaski@apple.com>
15408         * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
15409         objc_declare_protocols, objc_start_protocol,
15410         objc_start_class_interface, objc_start_category_interface,
15411         objc_continue_interface, objc_finish_interface,
15412         objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
15413         objc_start_class_implementation, objc_start_category_implementation,
15414         objc_continue_implementation, objc_finish_implementation,
15415         objc_add_method_declaration, objc_start_method_definition,
15416         objc_finish_method_definition, objc_build_keyword_decl,
15417         objc_build_method_signature, objc_build_encode_expr,
15418         objc_build_protocol_expr, objc_build_selector_expr,
15419         objc_build_message_expr, objc_build_string_object,
15420         objc_get_class_reference, objc_get_protocol_qualified_type,
15421         objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
15423 2004-09-03  James E Wilson  <wilson@specifixinc.com>
15425         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
15427         * config/mips/generic.md (generic_frecip_fsqrt_step): New.
15428         * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
15429         (mips_rsqrt2_<fmt>): Use frsqrt2 type.
15430         (mips_recip1_<fmt>): Use frdiv1 type.
15431         (mips_recip2_<fmt>): Use frdiv2 type.
15432         * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
15433         * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
15434         and frsqrt1.
15435         (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
15437 2004-09-03  Daniel Jacobowitz  <dan@debian.org>
15439         * reload.c (find_reloads): Swap operand_loc pointers for
15440         find_dummy_reload if we have swapped two operands.
15442 2004-09-03  Hans-Peter Nilsson  <hp@axis.com>
15444         * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
15445         to get the tablejump-insn before the jump-table label.
15447 2004-09-03  Ziemowit Laski  <zlaski@apple.com>
15449         * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
15450         objc_declare_protocols, objc_build_message_expr,
15451         objc_finish_message_expr, objc_build_selector_expr,
15452         objc_build_protocol_expr, objc_build_encode_expr,
15453         objc_build_string_object, objc_get_protocol_qualified_type,
15454         objc_get_class_reference, objc_get_class_ivars,
15455         objc_start_class_interface, objc_start_category_interface,
15456         objc_start_protocol, objc_continue_interface, objc_finish_interface,
15457         objc_start_class_implementation, objc_start_category_implementation,
15458         objc_continue_implementation, objc_finish_implementation,
15459         objc_set_visibility, objc_set_method_type, objc_build_method_signature,
15460         objc_add_method_declaration, objc_start_method_definition,
15461         objc_finish_method_definition, objc_add_instance_variable,
15462         objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
15463         objc_finish_try_stmt, objc_begin_catch_clause,
15464         objc_finish_catch_clause, objc_build_finally_clause,
15465         objc_build_synchronized, objc_static_init_needed_p,
15466         objc_generate_static_init_call): New prototypes.
15468 2004-09-03  Steve Ellcey  <sje@cup.hp.com>
15470         * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
15471         is only one reg.
15472         (ia64_function_value): Ditto.
15474 2004-09-03  Jan Beulich  <jbeulich@novell.com>
15476         * config.gcc: Resurrect NetWare as a target. Handle special case of
15477         Novell linker to be used (specified through --with-ld=) and threading
15478         model of either Posix (default) or NKS.
15479         * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
15480         of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
15481         * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
15482         * config/i386/netware.c, config/i386/netware.h: New.
15483         * config/i386/nwld.c, config/i386/nwld.h: New.
15484         * config/i386/netware-crt0.c: New.
15485         * config/i386/netware-libgcc.c: New.
15486         * config/i386/netware-libgcc.def: New.
15487         * config/i386/netware-libgcc.exp: New.
15488         * config/i386/t-netware, config/i386/t-nwld: New.
15489         * gthr-nks.h: New.
15490         * doc/install.texi: Document NKS threading model.
15492 2004-09-03  Jan Beulich  <jbeulich@novell.com>
15494         PR c/7054
15495         * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
15496         * tree.h (initial_max_fld_align): Declare
15497         * stor-layout.c (initial_max_fld_align): Define and initialize.
15498         (maximum_field_alignment): Initialize to the same value.
15499         * common.opt: Add -fpack-struct= variant of switch.
15500         * opts.c: Handle -fpack-struct= variant of switch.
15501         * c-pragma.c: Change #pragma pack() handling so that it becomes
15502         compatible to other compilers: accept individual 'push' argument,
15503         make final pop restore (command line) default, correct interaction
15504         of push/pop and sole specification of a new alignment (so that the
15505         sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
15506         to #pragma pack(push, <n>).
15507         * doc/extend.texi: New node "Structure-Packing Pragmas" under
15508         "Pragmas", describing #pragma pack.
15509         * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
15510         * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
15511         Document new TARGET_DEFAULT_PACK_STRUCT.
15513 2004-09-03  Devang Patel  <dpatel@apple.com>
15515         * dwarf2out.c (gen_field_die). Equate decl number to die.
15517 2004-09-03  Vladimir Makarov  <vmakarov@redhat.com>
15519         PR target/15832
15520         * global.c (modify_reg_pav): New function.
15521         (make_accurate_live_analysis): Call the new function.  Move pavin
15522         modification by earlyclobber set into the new function.
15524 2004-09-03  Andreas Schwab  <schwab@suse.de>
15526         * config/m68k/m68k.c (output_andsi3): Use -1 instead of
15527         (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
15528         extended.
15530 2004-09-02  Jan Beulich  <jbeulich@novell.com>
15532         * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
15533         * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
15534         not unwind code specific ones.
15535         (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
15536         Remove unwind code specific dependencies.
15537         (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
15538         Remove gbl-ctors.h.
15539         Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
15540         LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
15541         * tsystem.h: Declare memcpy and memset when inhibit_libc.
15543 2004-09-02  Roman Zippel  <zippel@linux-m68k.org>
15545         * combine.c (try_combine): Delay modifying of insns which cannot
15546         be easily undone.
15548 2004-09-02  Daniel Berlin  <dberlin@dberlin.org>
15550         * common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
15551         tree-loop-im.
15552         * tree-ssa-loop.c: Ditto
15553         * tree-ssa-loop-ivcanon.c: Ditto
15554         * doc/invoke.texi: Ditto.
15556 2004-09-02  Ziemowit Laski  <zlaski@apple.com>
15558         * c-decl.c (store_parm_decls_newstyle): Make static.
15559         (store_parm_decls_from): New function.
15560         * c-tree.h (store_parm_decls_newstyle): Remove prototype.
15561         (store_parm_decls_from): New prototype.
15563 2004-09-02  David Edelsohn  <edelsohn@gnu.org>
15565         * config/rs6000/rs6000.c (expand_block_move): Use SImode and
15566         HImode with STRICT_ALIGNMENT.
15568 2004-09-02  Mark Mitchell  <mark@codesourcery.com>
15570         * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
15571         (TARGET_OS_CPP_BUILTINS): Likewise.
15572         * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
15573         TARGET_BPABI_CPP_BUILTINS.
15575 2004-09-02  Roman Zippel  <zippel@linux-m68k.org>
15577         * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
15579 2004-09-02  Eric Christopher  <echristo@redhat.com>
15581         * builtins.c (expand_builtin_cabs): Delete.
15582         (expand_builtin): If unable to fold the values do a normal
15583         library call for builtin_cab*.
15584         (fold_builtin_cabs): Depend on optimize and optimize_size.
15585         * optabs.c (expand_cmplxdiv_straight): Delete.
15586         (expand_cmplxdiv_wide): Ditto.
15587         (expand_vector_binop): Ditto.
15588         (expand_vector_unop): Ditto.
15589         (expand_complex_abs): Delete.
15590         (expand_binop): Remove calls to above functions.
15591         Remove open coding of complex arithmetic.
15592         (expand_unop): Ditto.
15593         * optabs.h: Remove prototypes.
15595 2004-09-02  Ziemowit Laski  <zlaski@apple.com>
15597         * c-decl.c (store_parm_decls_newstyle): Make externally visible.
15598         * c-tree.h (store_parm_decls_newstyle): New prototype.
15600 2004-09-02  Geoffrey Keating  <geoffk@apple.com>
15602         * config/rs6000/rs6000.c (expand_block_clear): Use vector
15603         instructions if available.
15604         (expand_block_move): Likewise.
15606 2004-09-03  Jan Hubicka  <jh@suse.cz>
15608         * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
15610 2004-09-02  Mark Mitchell  <mark@codesourcery.com>
15612         * config/arm/symbian.h (LIB_SPEC): Define to empty.
15613         * config/arm/t-symbian (SHLIB_LC): Likewise.
15615 2004-09-02  Paul Brook  <paul@codesourcery.com>
15617         * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
15619 2004-09-02  Richard Sandiford  <rsandifo@redhat.com>
15621         * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
15622         (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
15623         (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
15624         (build_mips16_call_stub): Likewise.  Remove daft CALL_INSN checks.
15625         (mips_issue_rate): Remove unreachable abort.
15626         (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15627         (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
15628         (mips_block_move_straight, print_operand_address, mips_file_start)
15629         (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
15630         (mips_output_conditional_branch, mips_expand_builtin_direct)
15631         (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
15632         * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
15633         with gcc_assert.
15635 2004-09-02  Richard Sandiford  <rsandifo@redhat.com>
15637         * config/mips/mips.md (*lea_high64): Change split condition to
15638         flow2_completed.  Add a peephole2 to generate a more parallel version.
15640 2004-09-02  Jan Hubicka  <jh@suse.cz>
15642         * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
15643         GGC.
15645         * ggc-page.c: include tree-flow.h.
15646         (extra_order_size_table): Add stmt_ann_d.
15647         (STAT_LABEL): Rename from ....
15648         (LABEL): ... this one.
15649         * Makefile.in (ggc-page.o): Add dependency.
15651         * ggc-common.c (ggc_force_collect): New global variable.
15652         (loc_description): Add fields "freed", "collected"
15653         (ptr_hash): New static hash
15654         (ptr_hash_entry): New structure.
15655         (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
15656         (ggc_record_overhead): Take ptr argument, record it
15657         (ggc_prune_overhead_list, ggc_free_overhead): New functions.
15658         (cmp_statistics): Imrove sorting.
15659         (dump_ggc_loc_statistics): Output newly collected statistics
15660         * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
15661         (ggc_free): Call ggc_free_overhead.
15662         (ggc_collect): Force collection when asked to be forced.
15663         (ggc_collect): Call ggc_prune_overhead_list.
15664         * ggc.h (ggc_force_collect): Declare
15665         (ggc_record_overhead): Update prototype.
15666         (ggc_free_overhead, ggc_prune_overhead_list): Declare.
15668 2004-09-02  James E Wilson  <wilson@specifixinc.com>
15670         * common.opt (ftrapping-math): Default to on.
15672 2004-09-02  Richard Earnshaw  <rearnsha@arm.com>
15674         * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
15676 2004-09-02  Denis Chertykov  <denisc@overta.ru>
15678         PR target/16884
15679         * config/avr/avr.md ("movmemhi"): Substitute match_dup to
15680         match_scratch.
15681         (*movmemqi_insn): Likewise.
15682         (*movmemhi): Likewise.
15683         (clrmemhi): Likewise.
15684         (*clrmemqi): Likewise.
15685         (*clrmemhi): Likewise.
15687 2004-09-02  Paul Brook  <paul@codesourcery.com>
15689         * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
15690         default_use_cxa_atexit=yes.
15692 2004-09-02  Alan Modra  <amodra@bigpond.net.au>
15694         * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
15695         (struct kernel_old_ucontext): Delete.
15696         (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
15697         (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs.  Only define
15698         when IN_LIGGCC2.
15700 2004-09-02  Richard Sandiford  <rsandifo@redhat.com>
15702         * toplev.c (process_options): Fix typo.
15704 2004-09-01  Richard Henderson  <rth@redhat.com>
15706         PR middle-end/17258
15707         * calls.c (initialize_argument_information): Tighten pass-through
15708         conditions for pass-by-reference.  Remove dead TARGET_EXPR code.
15709         Use build_fold_addr_expr.
15710         (emit_library_call_value_1): Use build_fold_addr_expr.  Remove code
15711         that assumes ADDR_EXPR allocates stack space.
15712         * fold-const.c (build_fold_addr_expr_with_type): Look through
15713         WITH_SIZE_EXPR.
15715 2004-09-01  Dan Nicolaescu  <dann@ics.uci.edu>
15717         * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
15718         * ggc.h (ggc_alloc_rtx): Delete.
15720 2004-09-01  Roger Sayle  <roger@eyesopen.com>
15722         * expmed.c (enum alg_code): Remove long unused enumeration values.
15723         (struct mult_cost): New structure to hold the "score" of a synthetic
15724         multiply sequence, including both a rtx_cost and a latency field.
15725         (MULT_COST_LESS): New macro to compare mult_cost to a constant.
15726         (CHEAPER_MULT_COST): New macro to compare two mult_costs.
15727         (struct algorithm): Change type of cost field to be mult_cost.
15728         (synth_mult): Change type of cost_limit argument to be a
15729         pointer to a mult_cost.  Update all cost comparisons to use the
15730         new mult_cost infrastructure.  For alg_add_factor and
15731         alg_sub_factor operations, latency is lower than the rtx_cost.
15732         (choose_mult_variant): Update calls to synth_mult.  Perform
15733         cost comparisons using the new mult_cost infrastructure.
15734         (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
15735         to optain the total rtx_cost of a synth_mult "algorithm".
15737 2004-09-01  David Edelsohn  <edelsohn@gnu.org>
15739         * config/rs6000/power4.md: Increase store latency to 12.
15740         * config/rs6000/power5.md: Same.
15742 2004-09-01  James E Wilson  <wilson@specifixinc.com>
15744         PR target/14064
15745         * config/avr/avr.c (avr_unique_section): Delete prototype and
15746         definition.
15747         (TARGET_ASM_UNIQUE_SECTION): Delete.
15749 2004-09-01  Ziemowit Laski  <zlaski@apple.com>
15751         * c-parse.in (primary): Call objc_build_message_expr(),
15752         objc_build_selector_expr(), objc_build_protocol_expr(),
15753         objc_build_encode_expr() and objc_build_string_object() instead of
15754         build_message_expr(), build_selector_expr(), build_protocol_expr(),
15755         build_encode_expr() and build_objc_string_object(), respectively.
15756         (component_decl_list2): Call objc_get_class_ivars() instead of
15757         get_class_ivars_from_name().
15758         (keyworddecl): Call objc_build_keyword_decl() instead of
15759         build_keyword_decl().
15760         (receiver): Call objc_get_class_reference() instead of
15761         get_class_reference().
15762         (reswords): Add blank line before @@ifobjc section, for clarity.
15764 2004-09-01  Fariborz Jahanian <fjahanian@apple.com>
15766         * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
15767         to Altivec vetors.
15769 2004-09-01  Wu Yongwei  <adah@sh163.net>
15770             Danny Smith  <dannysmith@users.sourceforge.net>
15772         * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
15773         not Windows 'DWORD'.
15774         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
15775         (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
15776         (__gthr_win32_recursive_mutex_init_function): Add prototype for
15777         __GTHREAD_HIDE_WIN32API case..
15778         (__gthr_win32_recursive_mutex_lock): Likewise.
15779         (__gthr_win32_recursive_mutex_trylock): Likewise.
15780         (__gthr_win32_recursive_mutex_unlock): Likewise.
15781         (__gthread_recursive_mutex_init_function); Add definition for
15782         __GTHREAD_HIDE_WIN32API case.
15783         (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
15784         * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
15785         call to InterlockedDecrement.
15787 2004-09-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
15789         * tree-tailcall.c (find_tail_calls): Also fail is statement has
15790         volatile operands.
15792         * tree-ssa.c (propagate_into_addr): Properly test for LHR.
15794         * doc/c-tree.texi: Document new operands for ARRAY_REF and
15795         COMPONENT_REF.
15797 2004-09-01  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
15799         * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
15800         * common.opt (fspeculative-prefetching): New.
15801         * flags.h (flag_speculative_prefetching_set): Declare.
15802         * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
15803         values.
15804         * opts.c (flag_sepculative_prefetching_set): New variable.
15805         (common_handle_option): Handle -fspeculative-prefetching.
15806         * passes.c (rest_of_compilation): Ditto.
15807         * profile.c (instrument_values, compute_value_histograms, branch_prob):
15808         Use vectors instead of arrays.
15809         * toplev.c (process_options): Handle -fspeculative-prefetching.
15810         * rtl-profile.c: Include ggc.h.
15811         (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
15812         rtl_gen_one_value_profiler_no_edge_manipulation,
15813         rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
15814         argument changed.
15815         * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
15816         tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
15817         argument changed.
15818         * value-prof.c: Include ggc.h.
15819         (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
15820         macros.
15821         (insn_prefetch_values_to_profile, find_mem_reference_1,
15822         find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
15823         speculative_prefetching_transform): New.
15824         (value_profile_transformations): Call speculative_prefetching_transform.
15825         (insn_values_to_profile): Call insn_prefetch_values_to_profile.
15826         (insn_divmod_values_to_profile, rtl_find_values_to_profile,
15827         tree_find_values_to_profile, find_values to profile): Use vectors
15828         instead of arrays.
15829         (free_profiled_values): Removed.
15830         * value-prof.h (struct histogram_value): Renamed to
15831         struct histogram_value_t.
15832         (histogram_value, histogram_values): New types.
15833         (find_values_to_profile): Declaration changed.
15834         (free_profiled_values): Removed.
15835         (struct profile_hooks): Type of argument of the hooks changed to
15836         histogram_value.
15837         * doc/invoke.texi (-fspeculative-prefetching): Document.
15839 2004-09-01  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
15841         PR rtl-optimization/16408
15842         * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
15844 2004-09-01  Richard Henderson  <rth@redhat.com>
15846         * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
15847         (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
15849 2004-09-01  Jakub Jelinek  <jakub@redhat.com>
15851         * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
15853 2004-09-01  Mike Stump  <mrs@apple.com>
15855         * config/darwin.c (machopic_symbol_defined_p): In addition to
15856         being SYMBOL_REF_LOCAL_P, a symbol must also be
15857         ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
15858         defined in this output file, or translation unit in the case
15859         of IMA not being used.
15860         (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
15861         never need .indirect_symbol when indirecting.
15863 2004-09-01  Jakub Jelinek  <jakub@redhat.com>
15865         * Makefile.in (bb-reorder.o): Add several dependencies.
15867 2004-09-01  Jakub Jelinek  <jakub@redhat.com>
15869         * fold-const.c (operand_equal_p): Require equal sign also for
15870         FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
15872 2004-09-01  Richard Earnshaw  <rearnsha@arm.com>
15874         * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
15875         for use in configargs.h.  Put the cname in a separate variable.  Use
15876         that to set target_cpu_default2.
15878 2004-09-01  J"orn Rennecke <joern.rennecke@superh.com>
15879             Nick Clifton  <nickc@redhat.com>
15881         * config/sh/sh.md ("length"): Increase branch length when
15882         SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
15883         constant, 2 byte for aligning the constant.
15885 2004-09-01  Richard Earnshaw  <rearnsha@arm.com>
15887         * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
15888         CPU.
15889         (arm7tdmi-s): New CPU name.
15890         * arm/arm.c (ARM_CORE): Update for new format.
15891         * arm/arm.h (ARM_CORE): Likewise.
15892         * arm/gentune.sh: Update for extra field.
15893         * config.gcc: Likewise.
15894         * arm/arm-tune.md: Regenerate.
15895         * doc/invoke.texi: Document the real processor names for ARM cpus.
15897 2004-09-01  Richard Earnshaw  <rearnsha@arm.com>
15899         * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
15900         (floatdidf): New functions.
15901         * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
15902         (floatdisf): New functions.
15903         * t-arm-elf: Use them.
15905 2004-09-01  Ziemowit Laski  <zlaski@apple.com>
15907         * c-common.h (lookup_interface): Remove prototype.
15908         (is_class_name): Rename to objc_is_class_name.
15909         (lookup_objc_ivar): Rename to objc_lookup_ivar.
15910         (get_current_scope): Rename to objc_get_current_scope.
15911         * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
15912         * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
15913         (yylexname): Call objc_is_class_name() instead of is_class_name().
15914         * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
15915         instead of lookup_objc_ivar().
15916         * stub-objc.c (lookup_interface): Remove stub.
15917         (is_class_name): Rename to objc_is_class_name.
15918         (lookup_objc_ivar): Rename to objc_lookup_ivar.
15920 2004-08-31  Mark Mitchell  <mark@codesourcery.com>
15922         * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
15923         * config/arm/lib1funcs.asm: Do not include supplemental .S files
15924         when compiling for Symbian.
15925         * config/arm/symbian.h (RENAME_LIBRARY): New macro.
15926         (TARGET_OS_CPP_BUILTINS): Likewise.
15927         * config/arm/t-symbian (LIB1ASMFUNCS): Define.
15929 2004-08-31  Stan Shebs  <shebs@apple.com>
15931         * toplev.c (process_options): Ensure debug_hooks is initialized.
15933 2004-08-31  Mark Mitchell  <mark@codesourcery.com>
15935         * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
15936         * target.h (cxx): Add export_class_data.
15937         * config/arm/arm.c (arm_cxx_export_class_data): New function.
15938         (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
15939         * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
15941 2004-08-31  Kaz Kojima  <kkojima@gcc.gnu.org>
15943         * config/sh/sh.c (output_branch): Check the insn length possibly
15944         in the delayed slot.
15946 2004-08-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
15948         * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
15949         blank after ')'.
15950         (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
15952         * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
15953         (c_sizeof_of_alignof_type): Likewise.
15954         * expr.c (array_ref_element_size): Likewise.
15955         (highest_pow2_factor_for_target): Likewise.
15956         * gimplify.c (canonicalize_addr_expr): Likewise.
15957         (gimplify_compound_lval): Likewise.
15958         * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
15959         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15960         * varasm.c (assemble_variable): Likewise.
15961         (output_constant_def_contents): Alignments are unsigned.
15963 2004-08-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
15964             Jeff Law  <law@redhat.com>
15966         * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
15967         gets modified.
15969 2004-08-31  Mark Mitchell  <mark@codesourcery.com>
15971         * hooks.c (hook_bool_void_true): New function.
15972         * hooks.h (hook_bool_void_true): Declare.
15973         * target-def.h (TARGET_CXX): Add
15974         TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
15975         * target.h (struct cxx): Add key_method_may_be_inline.
15976         * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
15977         function.
15978         (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
15979         * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
15980         __THUMB_INTERWORK.
15982 2004-08-31  Denis Chertykov  <denisc@overta.ru>
15984         PR target/15417
15985         * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
15986         frame pointer register only in Pmode while reload in progress.
15988 2004-08-31  Stephane Carrez  <stcarrez@nerim.fr>
15990         PR target/15334
15991         * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
15992         because it breaks the 32-bit shift patterns that rely on a match_dup.
15994 2004-08-31  Matt Austern  <austern@apple.com>
15996         * config/darwin.c (darwin_make_decl_one_only): Allocate section
15997         names once per compilation, instead of once per symbol.
15999 2004-08-31  Paolo Bonzini  <bonzini@gnu.org>
16001         * Makefile.in (build_subdir): New substitution.
16002         (fixinc.sh): Simplify heavily since fixincludes is already built.
16003         (stmp-fixinc): Depend on specs.ready.
16004         (install-mkheaders): Use new location of fixincludes.
16005         (clean): Do not descend into fixinc.
16006         (FORBUILD): Replace with ../$(build_subdir).
16007         * configure.ac (build_subdir): Substitute.
16008         (FORBUILD): Do not set.
16009         (all_outputs): Remove fixinc/Makefile.
16010         (default commands): Do not create links in fixinc.
16011         * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
16012         the fixincludes configuration steps and substituting
16013         @FIXINCL@ in fixinc.in.
16014         * fixinc.in: New, from fixinc/fixincl.sh.
16016         * fixinc/*: Removed.
16018 2004-08-31  Joseph S. Myers  <jsm@polyomino.org.uk>
16020         * attribs.c (strip_attrs): Remove.
16021         (split_specs_attrs): Move ...
16022         * c-decl.c: ... to here.
16023         * tree.h (split_specs_attrs, strip_attrs): Remove.
16024         * c-tree.h (split_specs_attrs): Declare.
16026 2004-08-31  Richard Sandiford  <rsandifo@redhat.com>
16028         * read-rtl.c: Disable RTL checking.
16029         (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
16031 2004-08-31  Richard Sandiford  <rsandifo@redhat.com>
16033         * config/mips/mips.md (fcond): New code macro and attribute.
16034         (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
16035         (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
16036         (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
16038 2004-08-30  Mark Mitchell  <mark@codesourcery.com>
16040         Revert:
16041         2004-08-29  Mark Mitchell  <mark@codesourcery.com>
16042         PR rtl-optimization/16590
16043         * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
16045 2004-08-30  Andrew Pinski  <apinski@apple.com>
16047         * hard-reg-set.h:
16048         s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
16049         * ChangeLog: Fix previous ChangeLog entry.
16051         PR rtl-opt/13987
16052         * config.host (use_long_long_for_widest_fast_int): New, default is
16053         off.
16054         (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
16055         * configure.ac: If use_long_long_for_widest_fast_int, then
16056         define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
16057         * configure: Regenerate.
16058         * config.in: Regenerate.
16059         * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
16060         New: widest integer type supported efficiently in hardware for the
16061         host.
16062         * sbitmap.h (SBITMAP_ELT_BITS): Define based on
16063         HOST_BITS_PER_WIDEST_FAST_INT.
16064         (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
16065         * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
16066         HOST_WIDEST_FAST_INT
16067         instead of HOST_WIDE_INT.
16068         (HARD_REG_SET_LONGS): Likewise.
16069         (UHOST_BITS_PER_WIDE_INT): Likewise.
16070         Change the checks for the fast cases to be based on
16071         HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
16073 2004-08-30  Steven Bosscher  <stevenb@suse.de>
16075         * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
16076         not the pointers.
16078 2004-08-30  Geoffrey Keating  <geoffk@apple.com>
16080         PR 12738
16081         PR 17205
16082         Radar 3460526
16083         Radar 3775729
16084         * c-decl.c (grokdeclarator): Produce error for 'static' on local
16085         function declaration.
16087 2004-08-30  Richard Henderson  <rth@redhat.com>
16089         * expr.c (array_ref_element_size): Force aligned_size back to
16090         sizetype.
16091         (component_ref_field_offset): Similarly for aligned_offset.
16092         * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
16093         low-bound, element-size, field-offset fields rather than
16094         computed values.
16096 2004-08-30  Joseph S. Myers  <jsm@polyomino.org.uk>
16098         * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
16099         redundant code.
16101 2004-08-30  Joseph S. Myers  <jsm@polyomino.org.uk>
16103         * c-tree.h (struct language_function): Add arg_info element.
16104         * c-decl.c (current_function_arg_info): New.
16105         (grokdeclarator, store_parm_decls): Use it instead of
16106         DECL_ARGUMENTS.
16107         (c_push_function_context, c_pop_function_context): Save and
16108         restore it.
16110 2004-08-30  Richard Henderson  <rth@redhat.com>
16112         * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
16113         COMPONENT_REF to pointer arithmetic.
16114         * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
16115         constant "c" as a valid constant initializer.  Allow narrowing of
16116         differences against the same base object, for any base object.
16118 2004-08-30  Richard Henderson  <rth@redhat.com>
16120         * expr.c (expand_expr_addr_expr): New.
16121         (expand_expr_real_1) <case ADDR_EXPR>: Use it.
16123 2004-08-30  Richard Sandiford  <rsandifo@redhat.com>
16125         * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
16126         (mips_fp_condition): New enum.
16127         (mips_fp_conditions): New array.
16128         (print_fcc_operand): Delete.
16129         (print_operand): Remove %V, %v and %Q.  Redefine %Z so that it prints
16130         the operand and comma if and only if ISA_HAS_8CC.  Add %Y.
16131         (builtin_description): Add "cond" field.
16132         (DIRECT_BUILTIN): Initialize it.
16133         (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
16134         into INSN and CODE.  Initialize the "cond" field.
16135         (CMP_BUILTINS): Update accordingly.
16136         (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
16137         (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
16138         mips_fp_condition as argument.  Make it the final operand of the
16139         comparison instruction.
16140         (mips_expand_builtin): Update accordingly.
16141         * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
16142         (UNSPEC_C, UNSPEC_CABS): New constants.  Shuffle others to fill
16143         the gaps.
16144         * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
16145         Don't use the 'Q' operand prefix; just print the operand normally.
16146         (mips_cabs_*, mips_c_*): Delete, replacing with...
16147         (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
16148         patterns.  Split the 4s versions into 2 ps patterns after reload.
16150 2004-08-30  Richard Henderson  <rth@redhat.com>
16152         * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
16153         assuming an ADDR_EXPR is non-null.
16155 2004-08-30  Jason Merrill  <jason@redhat.com>
16157         * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
16159 2004-08-30  Nathan Sidwell  <nathan@codesourcery.com>
16161         * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
16162         record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
16163         gcc_assert and gcc_unreachable instead of abort.
16164         * alloc-pool.c (abort, fancy_abort): Remove.
16165         (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
16166         gcc_assert or gcc_unreachable.
16167         * attribs.c (init_attributes, decl_attributes): Likewise.
16168         * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
16169         mark_bb_for_unlikely_executed_section,
16170         add_labels_and_missing_jumps, fix_crossing_conditional_branches,
16171         fix_crossing_unconditional_branches): Likewise.
16172         * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
16173         bitmap_operation): Likewise.
16174         * bt-load.c (insn_sets_btr_p, augment_live_range,
16175         move_btr_def): Likewise.
16176         * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
16177         apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
16178         expand_builtin_mathfn_2, expand_builtin_mathfn_3,
16179         builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
16180         expand_builtin_memcmp, expand_builtin_args_info,
16181         std_gimplify_va_arg_expr, expand_builtin_unop,
16182         expand_builtin_fputs, expand_builtin_profile_func,
16183         expand_builtin_fork_or_exec, fold_builtin_bitop,
16184         fold_builtin_classify, fold_builtin_fputs): Likewise.
16186 2004-08-30  Nathan Sidwell  <nathan@codesourcery.com>
16188         * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
16189         * gcov.c (abort): Remove undef.
16191         * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
16192         (struct tree_binfo): Remove primary field.
16194 2004-08-30  Paolo Bonzini  <bonzini@gnu.org>
16196         * fixinc/Makefile.in (machname.h): Remove.
16197         (fixincl.x): Do not pass $@ to genfixes.
16198         * fixinc/genfixes: Remove code to produce machname.h.
16199         * fixinc/fixincl.sh: Move it here instead.
16200         * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
16201         instead check if pz_mn_name_pat is NULL.  Make mn_get_regexps
16202         return a bool indicating whether pz_mn_name_pat is NULL.
16203         * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
16204         Declare extern C variables for the ENV_TABLE.
16205         * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
16206         instead use the result of mn_get_regexps.
16207         * fixinc/fixtests.c: Likewise.
16209 2004-08-30  Paolo Bonzini  <bonzini@gnu.org>
16211         * configure.ac: Do not run fixincludes after stage1 during
16212         toplevel bootstrap.
16213         * configure: Regenerate.
16215 2004-08-30  Richard Earnshaw  <rearnsha@arm.com>
16217         * sched-deps.c (get_condition): Partially revert previous, by never
16218         trying to extract the condition from a condjump.
16220 2004-08-30  Nathan Sidwell  <nathan@codesourcery.com>
16222         * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
16223         (handle_visibility_attribute, c_determine_visibility): Likewise.
16224         * c-common.h (my_friendly_assert): Remove.
16226 2004-08-30  Richard Sandiford  <rsandifo@redhat.com>
16228         * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
16229         (UNSPEC_{RSQRT,RECIP}[12]): New constants.
16230         (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
16231         * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
16232         (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
16234 2004-08-30  Diego Novillo  <dnovillo@redhat.com>
16236         * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
16237         in COMPONENT_REF nodes.
16239 2004-08-29  Gabriel Dos Reis  <gdr@integrable-solutions.net>
16241         PR c++/15378
16242         * c-opts.c (c_common_handle_option): <case OPT_Werror> set
16243         global_dc->warning_as_error_requested.
16244         * diagnostic.c (diagnostic_initialize): Tidy.
16245         * diagnostic.h (diagnostic_context::x_data): Remove
16246         (diagnostic_context::issue_warnings_are_errors_message): Rename
16247         from warnings_are_errors_message.
16248         (diagnostic_context::warning_as_error_requested): New.
16250 2004-08-30  Richard Earnshaw  <rearnsha@arm.com>
16252         * sched-deps.c (get_condition): Fix breakage in previous patch.
16254 2004-08-30  Paul Brook  <paul@codesourcery.com>
16256         * doc/install.texi: Fix broken mpfr link.
16258 2004-08-29  David O'Brien  <obrien@FreeBSD.org>
16260         * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
16261         other FreeBSD platforms.
16263 2004-08-29  Richard Earnshaw  <rearnsha@arm.com>
16265         * arm.h (REVERSE_CONDITION): Define.
16266         (REVERSIBLE_CC_MODE): All comparisons are now reversible.
16268 2004-08-29  Richard Earnshaw  <rearnsha@arm.com>
16270         * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
16271         just the codes, call reversed_comparison_code ().
16272         (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
16273         (not_reg_cond): Use reversed_comparison_code.
16274         (and_reg_cond): Likewise.
16275         * ifcvt.c (cond_exec_process_if_block): Likewise.
16276         * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
16278 2004-08-29  Richard Earnshaw  <rearnsha@arm.com>
16280         * sched-deps.c (get_condition): Rewrite using jump support functions.
16281         Use reversed_comparison_code.
16282         (conditions_mutex_p): Use reversed_comparison_code.
16284 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16286         * config/mips/mips.c (override_options): Disable hot/cold partitioning
16287         for MIPS16.
16289 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16291         * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
16292         (mips_function_type): Move to mips.c.
16293         * config/mips/mips.c (mips_builtin_type): New enum.
16294         (builtin_description): Replace code and ftype with builtin_type
16295         and function_type.
16296         (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
16297         (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
16298         (CODE_FOR_mips_abs_ps): Define.
16299         (mips_bdesc): Use new macros.
16300         (mips_expand_builtin): Use builtin_type.  Update calls to subroutines.
16301         (mips_init_builtins): Use the mips_bdesc[] index as the function code.
16302         (mips_expand_builtin_direct): New function.
16303         (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
16304         builtin.  Replace boolean parameter with builtin_type.
16305         (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
16306         (mips_expand_4s_compare_builtin): Delete, replacing with...
16307         (mips_expand_builtin_compare): ...this new function.
16309 2004-08-29  Mark Mitchell  <mark@codesourcery.com>
16311         PR rtl-optimization/16590
16312         * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
16314 2004-08-29  Diego Novillo  <dnovillo@redhat.com>
16316         * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
16317         * tree-ssa-propagate.c: Fix documentation.
16319 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16321         * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
16322         (mov[sd]fcc): Likewise.
16324 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16326         * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
16328 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16330         * config/mips/mips.md (divide_condition): New mode attribute.
16331         (div[sd]f3, *div[sd]f3): Use it.  Redefine using :SCALARF.
16332         (sqrt[sd]f3): Redefine using SCALARF.
16333         (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise.  Name formerly unnamed
16334         patterns.
16336 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16338         * config/mips/mips.md (ANYF, SCALARF): New mode macros.
16339         (loadx, storex, fmt, UNITMODE): New mode attributes.
16340         (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
16341         (mul[sd]f3): Redefine using :SCALARF.
16342         (*mul[sd]f3): Renamed from mul[sd]f3_internal.  Use :SCALARF.
16343         (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
16344         (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns.  Use :ANYF.
16345         Check TARGET_FUSED_MADD for V2SF too.
16346         (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
16347         were already named.
16348         (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
16349         (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
16351 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16353         * config/mips/mips.c (mips_init_builtins): Simplify.  Only create
16354         V2SF_type_node if it will be needed.
16356 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16358         * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
16359         * config/mips/mips.c (mips_prepare_builtin_arg): New function.
16360         (mips_prepare_builtin_target): New function.
16361         (mips_expand_builtin): Use them.  Update calls to subroutines.
16362         (mips_expand_ps_cond_move_builtin): Use the new functions.  Replace
16363         cmp_choice with a boolean argument to select between movt and movf.
16364         Take the comparison's icode as an argument, not the function's fcode.
16365         (mips_expand_compare_builtin): New function.  Rename existing function
16366         to mips_expand_scalar_compare_builtin.
16367         (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
16368         (mips_expand_ps_compare_builtin): Use the new functions.  Take the
16369         comparison's icode as an argument, not the builtin's fcode.
16371 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16373         * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
16374         (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
16375         registers are false and -1 if all registers are true.
16376         (mips_expand_ps_compare_builtin): Likewise CCV2.  Use subregs for
16377         MIPS_CMP_UPPER and MIPS_CMP_LOWER.
16378         * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
16379         (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
16380         (bc1any2t, bc1any2f): Likewise CCV2.
16381         (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
16383 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
16385         * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
16386         * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
16387         UNSPEC rather than an IF_THEN_ELSE.
16388         * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
16389         mips_cond_move_tf_ps by name.
16391 2004-08-29  Chao-ying Fu  <fu@mips.com>
16392             James E Wilson  <wilson@specifixinc.com>
16394         * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
16395         8 byte size and alignment.  Give CCV4 16 byte size and alignment.
16396         * config/mips/mips-ps-3d.md: New file.
16397         * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
16398         TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
16399         (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
16400         (mips_output_move): Emit "mov.ps" for V2SFmode.
16401         (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
16402         MODE_VECTOR_FLOAT.
16403         (override_options): Check if TARGET_MIPS3D and there was an explicit
16404         !TARGET_PAIRED_SINGLE_FLOAT.  Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
16405         Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
16406         TARGET_PAIRED_SINGLE_FLOAT is true.  Check if the ISA supports
16407         TARGET_PAIRED_SINGLE_FLOAT.  Allow MODE_VECTOR_FLOAT in fp registers,
16408         and allow CCV2 and CCV4 to occupy two and four CC registers.
16409         (print_fcc_operand): New function.
16410         (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC.  Modify
16411         %Z to call print_fcc_operand.
16412         (mips_function_value): Handle MODE_VECTOR_FLOAT.
16413         (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
16414         (mips_vector_mode_supported_p): New function.
16415         (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
16416         (builtin_description): New struct.
16417         (mips_bdesc): New array of struct builtin_description.
16418         (mips_expand_builtin, mips_init_builtins,
16419         mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
16420         mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
16421         functions.
16422         * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
16423         (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
16424         (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
16425         (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
16426         "-mips3d", and "-mno-mips3d".
16427         (ASM_SPEC): Map -mips3d to -mips3d in gas.
16428         (EXTRA_CONSTRAINT_Y): New macro.
16429         (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT.  Add new
16430         multi-letter constraint 'Y'.
16431         (CONSTRAINT_LEN): New macro.
16432         (enum mips_builtins): New for MIPS builtin functions.
16433         (enum mips_function_type): New for the types of MIPS builtin functions.
16434         (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
16435         * config/mips/mips.md: New constants for paired single and MIPS-3D
16436         instructions.  Include the new mips-ps-3d.md file.
16437         (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
16438         movv2sf_hardfloat_64bit): New named patterns.
16439         (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
16440         nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
16441         sdxc1_v2sf_di): New unnamed patterns.
16442         * config/mips/predicates.md (const_0_operand, const_1_operand): Add
16443         const_vector support.
16444         (const_0_or_1_operand): New predicate.
16445         * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
16447 2004-08-29  Diego Novillo  <dnovillo@redhat.com>
16449         * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
16450         (tree-ssa-propagate.o): New rule.
16451         (GTFILES): Add tree-ssa-propagate.c.
16452         * tree-flow.h (struct stmt_ann_d): Remove field
16453         in_ccp_worklist.
16454         * tree-ssa-propagate.c: New file.
16455         * tree-ssa-propagate.h: New file.
16456         * tree-ssa-ccp.c: Re-write to use the routines from
16457         tree-ssa-propagate.c.
16459 2004-08-28  Andrew Pinski  <apinski@apple.com>
16461         * tree-ssa-loop.c: Remove extra include of basic-block.h.
16463 2004-08-28  Ziemowit Laski  <zlaski@apple.com>
16465         * c-common.h: Update comments about ObjC/ObjC++ entry points.
16466         (objc_is_reserved_word): New prototype.
16467         (get_current_scope, objc_mark_locals_volatile): Move prototypes to
16468         separate section; these are call-backs.
16469         * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
16470         ObjC/ObjC++ "@" keywords.
16471         * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
16472         prototypes; they already live in c-common.h.
16473         * stub-objc.c: Update copyright notice.
16474         (objc_is_reserved_word): New stub.
16476 2004-08-28  Nathan Sidwell  <nathan@codesourcery.com>
16478         * system.h (gcc_assert): Remove __builtin_expect.  Evaluate EXPR
16479         even when not checking.
16481 2004-08-27  Jason Merrill  <jason@redhat.com>
16483         PR c++/13684
16484         * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
16485         (gimple_push_cleanup): Add eh_only parm.
16486         (gimplify_target_expr): Pass it.
16487         * c.opt (-fno-threadsafe-statics): New option.
16488         * c-opts.c (c_common_handle_option): Handle it.
16489         * c-common.h (flag_threadsafe_statics): Declare it.
16490         * c-common.c (flag_threadsafe_statics): Record it.
16491         * doc/invoke.texi: Document it.
16492         * tsystem.h (_GNU_SOURCE): Define.
16493         * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
16494         (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
16495         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
16496         (__gthread_recursive_mutex_init_function): New fn.
16497         (__gthread_recursive_mutex_lock): New fn.
16498         (__gthread_recursive_mutex_trylock): New fn.
16499         (__gthread_recursive_mutex_unlock): New fn.
16500         * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
16501         * gthr-win32.h, gthr-vxworks.h: Likewise.
16502         * gthr.h: Document.
16504 2004-08-27  David Edelsohn  <edelsohn@gnu.org>
16506         * config/rs6000/rs6000.c (rs6000_override_options): Increase
16507         maximum skip to 15.  Set function alignment, jump alignment, and
16508         loop alignment to 16 for processors that form dispatch groups.
16509         (rs6000_rtx_costs): outer_code is used.
16511 2004-08-27  Nathan Sidwell  <nathan@codesourcery.com>
16513         * stor-layout.c (sizetype_set): Remove.
16514         (set_sizetype): Don't test or set it.
16516         * tree.h (size_int_type): Remove.
16517         * fold-const.c: Do not #include gt-fold-const.h.
16518         (size_htab_hash, size_htab_eq): Remove.
16519         (size_int_kind): Use build_int_cst.
16520         (new_const, size_htab): Remove.
16521         (size_int_type): Remove.
16522         (round_up): Use build_int_cst.
16523         (round_down): Likewise. Remove spurious constant build.
16525 2004-08-27  Nathan Sidwell  <nathan@codesourcery.com>
16527         * configure.ac: Add ENABLE_ASSERT_CHECKING control.
16528         Add is_release variable, use it for --enable-werror and
16529         --enable-checking defaults.
16530         * system.h (gcc_assert, gcc_unreachable): New.
16531         * doc/install.texi (--enable-checking): Update.
16532         * configure, config.in: Rebuilt.
16534 2004-08-26  Richard Sandiford  <rsandifo@redhat.com>
16536         * rtl.h (read_rtx): Change prototype.
16537         * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
16538         line number.  Return true on success.
16539         * gensupport.c (process_include, init_md_reader_args_cb): Adjust
16540         callers accordingly.
16542 2004-08-26  Richard Henderson  <rth@redhat.com>
16544         * c-typeck.c (build_offsetof): Remove.
16545         * c-tree.h (build_offsetof): Remove.
16546         * c-common.c (fold_offsetof_1, fold_offsetof): New.
16547         * c-common.h (fold_offsetof): Declare.
16548         * c-parse.in (offsetof_base): New.
16549         (offsetof_member_designator): Use it.  Build references, not just
16550         a tree list.
16551         (primary): Use fold_offsetof, not build_offsetof.
16553 2004-08-26  Richard Henderson  <rth@redhat.com>
16555         * tree.c (staticp): Return the static object.
16556         * tree.h (staticp): Update decl.
16557         * langhooks.h (struct lang_hooks): Change staticp return type to tree.
16558         * langhooks.c (lhd_staticp): Return NULL_TREE.
16559         * langhooks-def.h (lhd_staticp): Update decl.
16560         * c-common.c (c_staticp): Return the static object.
16561         * c-common.h (c_staticp): Update decl.
16563 2004-08-26  Richard Henderson  <rth@redhat.com>
16565         * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
16566         modes.
16568 2004-08-26  Joseph S. Myers  <jsm@polyomino.org.uk>
16570         PR c/13801
16571         * c-decl.c (struct c_binding): Add type and inner_comp fields.
16572         (bind): Set type and inner_comp fields.
16573         (pop_scope): Restore type of decl to the correct type from an
16574         outer scope.  Give error when popping file scope for incomplete
16575         arrays completed incompatibly with default initialization in an
16576         inner scope.
16577         (diagnose_mismatched_decls): Handle externs with initializers at
16578         block scope.
16579         (pushdecl): Set type of external declaration at block scope based
16580         only on the visible declarations.  Save type when changing the
16581         type of a declaration.  Merge an external declaration at block
16582         scope with a visible static declaration at file scope.
16583         (implicitly_declare): Give recycled old declaration the new type
16584         except for incompatible declarations of built-in functions, saving
16585         the old type.
16587 2004-08-26  Ziemowit Laski  <zlaski@apple.com>
16589         * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
16591 2004-08-26  Daniel Berlin  <dberlin@dberlin.org>
16593         * tree-alias-common.c (gate_pta): New function.
16594         (pass_build_pta): Use it.
16595         (pass_del_pta): Use it.
16596         (delete_alias_vars): Don't check flag_tree_points_to.
16598 2004-08-26  Fariborz Jahanian  <fjahanian@apple.com>
16600         * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
16601         TFmode as additional register mode cloberred by call.
16603 2004-08-26  Fariborz Jahanian  <fjahanian@apple.com>
16605         * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
16606         parallel pattern for library call returning DImode in
16607         mixed mode.
16609 2004-08-26  Fariborz Jahanian  <fjahanian@apple.com>
16611         * config/rs6000/rs6000.c (function_arg): Generate parallel
16612         pattern for more split args.
16614 2004-08-26  Fariborz Jahanian  <fjahanian@apple.com>
16616         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
16617         either gen_movdi_di_update or gen_movdi_si_update depending on
16618         target mode.
16619         * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
16620         to generate two versions.
16622 2004-08-26  Daniel Berlin  <dberlin@dberlin.org>
16624         * Makefile.in (lambda-code.o): New.
16625         (lambda-trans.o): Ditto.
16626         (TREE_DATA_REF_H): Ditto.
16627         (LAMBDA_H): Ditto.
16628         (lambda-mat.o): Use LAMBDA_H.
16629         (tree-data-ref.o): Ditto.
16630         * lambda-code.c: New file.  Lambda code generation algorithm.
16631         * lambda-trans.c: Ditto. Lambda transformation matrix support.
16632         * lambda.h: Add lambda loop structures.
16633         Add lambda loopnest structures.
16634         Add lambda body vector structure.
16635         Add lambda linear expression structures.
16636         Add prototypes for functions in new files.
16637         * lambda-mat.c: Include tree.h
16639 2004-08-26  Daniel Berlin <dberlin@dberlin.org>
16640             Sebastian Pop  <pop@cri.ensmp.fr>
16642         * tree-data-ref.h: Include lambda.h
16643         (free_dependence_relation): Declared here.
16644         (free_dependence_relations): Ditto.
16645         (free_data_refs): Ditto.
16646         * tree-data-ref.c (free_dependence_relation): New function.
16647         (free_dependence_relations): Ditto.
16648         (free_data_refs): Ditot.
16649         (analyze_all_data_dependences): Free datarefs and dependence_relations.
16650         (build_classic_dist_vector): Store in the dependence_relations the
16651         information. Each arc in the dependence_relations graph is labelled
16652         with the distance and direction vectors.
16653         (build_classic_dir_vector): Ditto.
16654         (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
16655         Now computes again the whole dependence graph including read-read
16656         relations.
16657         (compute_data_dependences_for_loop): Now dependence_relations contains
16658         all the data, and thus it doesn't need to initialize the classic_dir
16659         and classic_dist vectors.
16660         (analyze_all_data_dependences): Adjusted for using the new interface of
16661         compute_data_dependences_for_loop.  Remove the statistics dump.
16663 2004-08-26  Bob Wilson  <bob.wilson@acm.org>
16665         * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
16666         (xtensa_expand_block_move): Update comment.
16667         (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
16669 2004-08-26  Richard Earnshaw  <rearnsha@arm.com>
16671         PR target/13506
16672         * toplev.c (crash_signal): If we crashed while emitting
16673         a user asm, then die more gracefully.
16675 2004-08-26  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
16677         PR target/17119.
16678         * config/m32r.c (gen_compare): Use reg_or_int16_operand when
16679         checking for a valid constant, regardless of sign.
16681 2004-08-25  Richard Henderson  <rth@redhat.com>
16683         PR target/16974
16684         * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
16685         if the constant satisfies add_operand.
16687 2004-08-25  Richard Henderson  <rth@redhat.com>
16689         PR debug/10695
16690         * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
16691         (alpha_expand_prologue): Handle >32-bit frames.  Generate proper
16692         unwind info for >16-bit frames.
16694 2004-08-25  Richard B. Kreckel  <richard.kreckel@framatome-anp.com>
16696         PR target/17171
16697         * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
16699 2004-08-25  Richard Henderson  <rth@redhat.com>
16701         * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
16702         (TARGET_CANNOT_FORCE_CONST_MEM): New.
16704 2004-08-25  Andrew MacLeod  <amacleod@redhat.com>
16706         * doc/tree-ssa.texi: Document new operand iterator.
16708 2004-08-26  Alan Modra  <amodra@bigpond.net.au>
16710         PR target/16480
16711         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
16712         on "(mem (symbol_ref ..))" rtl.  Look at LO_SUM base regs as well
16713         as PLUS base regs.
16715 2004-08-28  Paul Brook  <paul@codesourcery.com>
16717         * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
16718         -mfpu=vfp -march=armv5t
16719         * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
16721 2004-08-25  Richard Henderson  <rth@redhat.com>
16723         * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
16724         * target.h (struct gcc_target): Add scalar_mode_supported_p.
16725         * targhooks.c (default_scalar_mode_supported_p): New.
16726         * targhooks.h (default_scalar_mode_supported_p): Declare.
16727         * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
16729         * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
16730         before attempting to create types.  Tidy.
16731         * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
16733         * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
16734         (TARGET_SCALAR_MODE_SUPPORTED_P): New.
16736 2004-08-25  Richard Henderson  <rth@redhat.com>
16738         * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16739         set REAL_MODE_FORMAT for TFmode.
16741 2004-08-25  Ziemowit Laski  <zlaski@apple.com>
16743         * c-decl.c (grokparm): New function.
16744         * c-tree.h (grokparm): New prototype.
16746 2004-08-25  Andrew MacLeod  <amacleod@redhat.com>
16748         * tree-ssa-operands.h (struct ssa_operand_iterator_d): New.  SSA operand
16749         iterator controlling structure.
16750         (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
16751         SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
16752         SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New.  Operand
16753         iterator flags.
16754         (FOR_EACH_SSA_TREE_OPERAND): New.  Iterate over operands as trees.
16755         (FOR_EACH_SSA_USE_OPERAND): New.  Iterate over operands as uses.
16756         (FOR_EACH_SSA_DEF_OPERAND): New.  Iterate over operands as defs.
16757         (FOR_EACH_SSA_MAYDEF_OPERAND): New.  Iterate over V_MAY_DEFs.
16758         * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
16759         Empty operand pointers.
16760         * tree-flow-inline.h (op_iter_done): New.  Return true if finished.
16761         (op_iter_next_use): New.  Return next use_operand_p.
16762         (op_iter_next_def): New.  Return next def_operand_p.
16763         (op_iter_next_tree): New.  Return next operands as a tree.
16764         (op_iter_init): New.  Initialize an iterator structure.
16765         (op_iter_init_use): New.  Initialize structure and get the first use.
16766         (op_iter_init_def): New.  Initialize structure and get the first def.
16767         (op_iter_init_tree): New.  Initialize structure and get the first tree.
16768         (op_iter_next_maydef): New.  Return next V_MAY_DEF operands.
16769         (op_iter_init_maydef): New.  Initialize structure and get the first
16770         V_MAY_DEF operands.
16771         * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
16772         * tree-dfa.c (compute_immediate_uses_for_stmt,
16773         redirect_immediate_uses): Use new operand iterator.
16774         (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
16775         (mark_new_vars_to_rename): Use new operand iterator.  Count virtual
16776         operands instead of using *_disappeared_p routines.
16777         * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
16778         ssa_rewrite_stmt): Use new operand iterator.
16779         * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
16780         rewrite_trees): Use new operand iterator.
16781         * tree-pretty-print.c (dump_vops): Use new operand iterator.
16782         * tree-sra.c (mark_all_v_defs): Use new operand iterator.
16783         * tree-ssa-alias.c (compute_points_to_and_addr_escape,
16784         dump_points_to_info): Use new operand iterator.
16785         * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
16786         replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
16787         operand iterator.
16788         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
16789         propagate_necessity): Use new operand iterator.
16790         * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
16791         (register_definitions_for_stmt): Use new operand iterator.  Take stmt as
16792         a parameter instead of a stmt_ann_t.
16793         * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
16794         build_tree_conflict_graph): Use new operand iterator.
16795         * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
16796         rewrite_mem_refs): Use new operand iterator.
16797         * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
16798         check_loop_closed_ssa_use): Use new operand iterator.
16799         * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
16800         * tree-ssanames.c (release_defs): Use new operand iterator.
16801         * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
16803 2004-08-25  Adam Nemet  <anemet@lnxw.com>
16805         * tlink.c (initial_cwd): New variable.
16806         (tlink_init): Initialize it.
16807         (recompile_files): Use tlink_execute() instead of system().  Don't
16808         duplicate verbose output of collect_execute.  Restore initial_cwd.
16809         Update comment before the function.
16811 2004-08-25  Ziemowit Laski  <zlaski@apple.com>
16813         * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
16814         accept) a cast from one Objective-C pointer type to another.
16816 2004-08-25  Paolo Carlini  <pcarlini@suse.de>
16818         * doc/install.texi: Document that libstdc++-v3 requires
16819         now automake 1.9.1.
16821 2004-08-25  Caroline Tice  <ctice@apple.com>
16823         * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
16824         to comments at start of function.
16825         * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
16826         comment.
16827         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
16828         merge_blocks_move_predecessor_nojumps,
16829         merge_blocks_move_successor_nojumps, merge_blocks_move,
16830         try_crossjump_to_edge, try_crossjump_bb): Likewise.
16831         * cfglayout.c (fixup_reorder_chain): Likewise.
16832         * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
16833         cfg_layout_can_merge_blocks_p): Likewise.
16834         * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
16835         * passes.c (rest_of_compilation): Update comments for calling
16836         optimization that partitions hot/cold basic blocks.
16837         * doc/invoke.texi: Update documentation of
16838         freorder-blocks-and-partition flag.
16840 2004-08-25  Richard Sandiford  <rsandifo@redhat.com>
16842         * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
16843         (*mov*_on_*): Adjust accordingly.  Add an explicit MOVECC: prefix.
16845 2004-08-25  Richard Sandiford  <rsandifo@redhat.com>
16847         * config/mips/mips.md (any_shift): New code macro.
16848         (optab, insn): New code attributes.
16849         ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
16850         Use the standard rather than internal patterns for the MIPS16
16851         double-shift optimization.
16852         (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
16853         Redefine using :GPR and any_shift.
16854         (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
16855         to cover all three shifts.
16856         (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
16857         Redefine using any_shift.  Use :GPR and any_shift to combine splitters.
16858         (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
16860 2004-08-24  Geoffrey Keating  <geoffk@apple.com>
16862         * gimplify.c (lookup_tmp_var): Separate temporaries when not
16863         optimizing.
16865 2004-08-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
16867         PR libstdc++/17005 (fix for HP-UX 11.11)
16868         * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
16869         (hppa*-*-hpux*): Consolidate hppa1.0-*-* code.  Rework handling of
16870         tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
16871         * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
16872         * config/pa/pa-hpux.h (TARGET_HPUX): Define.
16873         (LINK_SPEC): Handle march=1.0 option.
16874         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
16875         and _XOPEN_SOURCE_EXTENDED for UNIX 95.
16876         (SUBTARGET_OPTIONS): New define.
16877         (LINK_SPEC): Handle march=1.0 option.
16878         (STARTFILE_SPEC): New define.
16879         * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
16880         and _XOPEN_SOURCE_EXTENDED for UNIX 95.  Additionally, predefine
16881         _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
16882         (SUBTARGET_OPTIONS): New define.
16883         (LINK_SPEC): Handle march=1.0 option.
16884         (STARTFILE_SPEC): New define.
16885         * config/pa/pa.c (override_options): Add code to process -munix= option.
16886         * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
16887         (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
16888         defines.
16889         (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
16890         (SUBTARGET_OPTIONS): Provide default define.
16891         * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
16892         STANDARD_STARTFILE_PREFIX_2): New defines.
16893         (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
16894         (ENDFILE_SPEC): Use %O.
16895         * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
16896         Mention issue caused by changing namespace and runtime to UNIX 95/98.
16897         * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
16898         Document -munix=std option.
16900 2004-08-25  Steven Bosscher  <stevenb@suse.de>
16902         * cse.c (cse_around_loop, cse_check_loop_start,
16903         cse_set_around_loop): Remove.
16904         (cse_basic_block): Remove the around_loop argument.
16905         (cse_end_of_basic_block): Remove the after_loop argument.
16906         (cse_main): Likewise.
16907         * rtl.h (cse_main): Update prototype.
16908         * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
16909         rest_of_handle_gcse): Update cse_main calls.
16911 2004-08-25  Nathan Sidwell  <nathan@codesourcery.com>
16913         * tree.h  (build_int_cst): New, sign extended constant.
16914         (build_int_cstu): New, zero extended constant.
16915         (build_int_cst_wide): Renamed from build_int_cst.
16916         * tree.c (build_int_cst, build_int_cstu): New.
16917         (build_int_cst_wide): Renamed from build_int_cst.
16918         (make_vector_type, build_common_tree_nodes,
16919         build_common_tree_nodes_2): Adjust build_int_cst calls.
16920         * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
16921         expand_builtin_strpbrk, expand_builtin_fputs,
16922         build_string_literal, expand_builtin_printf,
16923         expand_builtin_sprintf, fold_builtin_classify_type,
16924         fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
16925         fold_builtin_toascii, fold_builtin_isdigit,
16926         simplify_builtin_strstr, simplify_builtin_strpbrk,
16927         fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
16928         * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
16929         DEF_ATTR_INT): Likewise.
16930         * c-decl.c (complete_array_type, check_bitfield_type_and_width):
16931         Likewise.
16932         * c-lex.c (interpret_integer, lex_charconst): Likewise.
16933         * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
16934         * c-pretty-print.c (pp_c_integer_constant): Likewise.
16935         * c-typeck.c (really_start_incremental_init, push_init_level,
16936         set_nonincremental_init_from_string): Likewise.
16937         * calls.c (load_register_parameters): Likewise.
16938         convert.c (convert_to_pointer): Likewise.
16939         coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
16940         build_fn_info_type, build_fn_info_value, build_ctr_info_value,
16941         build_gcov_info): Likewise.
16942         * except.c (init_eh, assign_filter_values): Likewise.
16943         * expmed.c (store_fixed_bit_field, extract_bit_field,
16944         extract_fixed_bit_field, extract_split_bit_field, expand_shift,
16945         expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
16946         expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
16947         * expr.c (convert_move, emit_group_load, emit_group_store,
16948         expand_assignment, store_constructor, store_field,
16949         expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
16950         fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
16951         invert_truthvalue, optimize_bit_field_compare,
16952         decode_field_reference, all_ones_mask_p, constant_boolean_node,
16953         fold_div_compare, fold, fold_read_from_constant_string,
16954         fold_negate_const, fold_abs_const, fold_not_const, round_up,
16955         round_down): Likewise.
16956         * function.c (assign_parm_setup_block): Likewise.
16957         * stmt.c (shift_return_value, expand_case, estimate_case_costs):
16958         Likewise.
16959         * stor-layout.c (layout_type, initialize_sizetypes,
16960         set_min_and_max_values_for_integral_type): Likewise.
16961         * tree-chrec.c (chrec_fold_multiply_poly_poly,
16962         reset_evolution_in_loop): Likewise.
16963         * tree-chrec.h (build_polynomial_chrec): Likewise.
16964         * tree-complex.c (build_replicated_const): Likewise.
16965         * tree-eh.c (honor_protect_cleanup_actions,
16966         lower_try_finally_onedest, lower_try_finally_copy,
16967         lower_try_finally_switch): Likewise.
16968         * tree-mudflap.c (mf_build_string, mx_register_decls,
16969         mudflap_register_call, mudflap_enqueue_constant): Likewise.
16970         * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
16971         * tree-pretty-print.c (dump_generic_node): Likewise.
16972         * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
16973         Likewise.
16974         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
16975         * tree-ssa-loop-niter.c (number_of_iterations_cond,
16976         loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
16977         Likewise.
16978         * tree-ssa-loop-ivcanon.c (create_canonical_iv,
16979         canonicalize_loop_induction_variables): Likewise.
16980         * tree-vectorizer.c (vect_create_index_for_array_ref,
16981         vect_transform_loop_bound, vect_compute_data_ref_alignment):
16982         Likewise.
16984         * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
16985         alpha_gimplify_va_arg_1): Likewise.
16986         * config/arm/arm.c (arm_get_cookie_size): Likewise.
16987         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
16988         * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16989         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
16990         * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
16991         mips_gimplify_va_arg_expr): Likewise.
16992         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
16993         * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
16994         add_compiler_branch_island): Likewise.
16995         * config/s390/s390.c (s390_va_start): Likewise.
16996         * config/sh/sh.c (sh_va_start): Likewise.
16997         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
16998         Likewise.
16999         * config/xtensa/xtensa.c (xtensa_va_start,
17000         xtensa_gimplify_va_arg_expr): Likewise.
17002         * objc/objc-act.c (build_objc_string_object,
17003         build_objc_symtab_template, init_def_list, init_objc_symtab,
17004         init_module_descriptor, generate_static_references,
17005         build_selector_translation_table, get_proto_encoding,
17006         build_typed_selector_reference, build_selector_reference,
17007         build_next_objc_exception_stuff,
17008         build_method_prototype_list_template, generate_descriptor_table,
17009         generate_protocols, build_protocol_initializer,
17010         build_ivar_list_template, build_method_list_template,
17011         build_ivar_list_initializer, generate_ivars_list,
17012         generate_dispatch_table, generate_protocol_list,
17013         build_category_initializer, build_shared_structure_initializer,
17014         generate_shared_structures, handle_impent,
17015         generate_objc_image_info): Likewise.
17017 2004-04-25  Paolo Bonzini  <bonzini@gnu.org>
17019         * cfglayout.c (duplicate_insn_chain): Remove references to
17020         NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
17021         * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
17022         * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
17023         * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
17024         and NOTE_INSN_LOOP_CONT.
17025         * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
17026         * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
17027         and NOTE_INSN_LOOP_CONT.
17028         * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
17029         check_dbra_loop, loop_dump_aux): Remove references to removed notes
17030         and fields.
17031         * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
17032         * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
17033         references to removed notes and fields.
17034         (subtract_reg_term, ujump_to_loop_cont): Remove.
17036 2004-08-25  Paolo Bonzini  <bonzini@gnu.org>
17038         * doc/install.texi: Document that libcpp does not require
17039         Automake any longer.  Document that Automake 1.9.1 should
17040         work everywhere.
17042 2004-08-25  Zack Weinberg  <zack@codesourcery.com>
17044         * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
17045         * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
17046         DWARF_DEBUGGING_INFO from choice-of-definition chain;
17047         restructure using C89 features (#elif, #error).
17048         * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
17049         * config/sh/sh.h: Remove references to DWARF_DEBUG.
17050         * doc/invoke.texi: Remove references to DWARF version 1;
17051         clarify why -gdwarf-2<n> doesn't work.
17053 2004-08-25  Zack Weinberg  <zack@codesourcery.com>
17055         * basic-block.h (BB_SET_PARTITION): Clear old value first.
17056         * cfg.c (clear_bb_flags): Don't clear partition setting.
17057         * ifcvt.c (find_if_case_1): Remove ??? comment.
17059 2004-08-25  Alan Modra  <amodra@bigpond.net.au>
17061         PR target/17052
17062         * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
17063         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
17064         current_function_stdarg in place of sysv_varargs_p.
17065         * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
17066         sysv_varargs_p.
17068 2004-08-24  Richard Henderson  <rth@redhat.com>
17070         PR target/16298
17071         * config/i386/i386.c (legitimate_constant_p): Rework to not accept
17072         random codes within CONST.
17074 2004-08-24  James E Wilson  <wilson@specifixinc.com>
17076         * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
17077         -freorder-blocks-and-partition.
17079 2004-08-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17081         PR middle-end/17044
17082         * tree-ssa-threadupdate.c (redirection_data): Make static.
17083         (thread_block): Use ggc_alloc_cleared to allocate struct
17084         redirection_data.  Don't free elements in redirection_data.
17086 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17088         * config/mips/predicates.md (small_data_pattern): Match prefetches.
17090 2004-08-24  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
17092         PR tree-optimization/17016
17093         * tree-ssa-loop-niter.c (number_of_iterations_cond,
17094         number_of_iterations_exit): Use POINTER_TYPE_P instead
17095         of testing for POINTER_TYPE.
17097 2004-08-24  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
17099         * tree-ssa-loop-ivcanon.c: New file.
17100         * tree-ssa-loop-manip.c (create_iv): New function.
17101         * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
17102         (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
17103         * cfgloop.c (mark_single_exit_loops): New function.
17104         (verify_loop_structure): Verify single-exit loops.
17105         * cfgloop.h (struct loop): Add single_exit field.
17106         (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
17107         (mark_single_exit_loops): Declare.
17108         (tree_num_loop_insns): Declare.
17109         * cfgloopmanip.c (update_single_exits_after_duplication): New function.
17110         (duplicate_loop_to_header_edge): Use it.
17111         * common.opt (fivcanon): New flag.
17112         * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
17113         * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
17114         (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
17115         (bsi_insert_on_edge_immediate): New function.
17116         * tree-flow.h (bsi_insert_on_edge_immediate,
17117         canonicalize_induction_variables, tree_unroll_loops_completely,
17118         create_iv): Declare.
17119         * tree-optimize.c (init_tree_optimization_passes): Add
17120         pass_iv_canon and pass_complete_unroll.
17121         * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
17122         * tree-scalar-evolution.c (get_loop_exit_condition,
17123         get_exit_conditions_rec, number_of_iterations_in_loop,
17124         scev_initialize): Use single_exit information.
17125         * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
17126         missing assumptions.
17127         (loop_niter_by_eval): Return number of iterations as unsigned
17128         int.
17129         * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
17130         (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
17131         tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
17132         New passes.
17133         (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
17134         * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
17135         the defining statement is ready.
17136         * tree-vectorizer.c (vect_create_iv_simple): Removed.
17137         (vect_create_index_for_array_ref, vect_transform_loop_bound):
17138         Use create_iv.
17139         (vect_transform_loop_bound): Use single_exit information.
17140         (vect_analyze_loop_form): Cleanup bogus tests.
17141         (vectorize_loops): Do not call flow_loop_scan.
17142         * tree.h (may_negate_without_overflow_p): Declare.
17143         * fold-const.c (may_negate_without_overflow_p): Split out from ...
17144         (negate_expr_p): ... this function.
17145         (tree_expr_nonzero_p): Handle overflowed constants correctly.
17146         * doc/invoke.texi (-fivcanon): Document.
17147         * doc/passes.texi: Document canonical induction variable creation.
17149 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17151         * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
17152         * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
17153         using the mode of the operand to decide between them.
17154         * config/mips/mips.md (MOVECC): New mode macro.
17155         (ccreg): New mode attribute.
17156         (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
17157         Redefine using :GPR and :MOVECC.  Use %T and %t for the condition.
17158         (mov[sd]icc): Redefine using :GPR.
17160 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17162         * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
17163         (mips_prefetch_cookie): New function.
17164         * config/mips/mips.c (print_operand_address): Fix handling of
17165         ADDRESS_CONST_INT.
17166         (mips_emit_prefetch): Delete.
17167         (mips_prefetch_cookie): New function.
17168         * config/mips/mips.md (prefetch): Turn into a define_insn.  Use a
17169         mode of QImode for the address_operand.  Use mips_prefetch_cookie
17170         to calculate the first "pref" operand.
17171         (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
17172         (prefetch_indexed_[sd]i): Redefine using :P.  Use mips_prefetch_cookie.
17174 2004-08-24  Richard Earnshaw  <rearnsha@arm.com>
17176         * arm.md: Include predicates.md.
17177         * predicates.md: New file.
17178         * arm.c (s_register_operand, arm_hard_register_operand)
17179         (arm_general_register_operand, f_register_operand, reg_or_int_operand)
17180         (arm_immediate_operand, arm_neg_immediate_operand)
17181         (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
17182         (arm_add_operand, arm_addimm_operand, arm_not_operand)
17183         (offsettable_memory_operand, alignable_memory_operand)
17184         (arm_reload_memory_operand, arm_float_rhs_operand)
17185         (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
17186         (index_operand, shiftable_operator, logical_binary_operator)
17187         (shift_operator, equality_operator, arm_comparison_operator)
17188         (minmax_operator, cc_register, dominant_cc_register)
17189         (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
17190         (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
17191         (const_shift_operand, load_multiple_operation)
17192         (store_multiple_operation, multi_register_push, thumb_cmp_operand)
17193         (thumb_cmpneg_operand, thumb_cbrch_target_operand)
17194         (cirrus_register_operand, cirrus_fp_register)
17195         (cirrus_shift_const): Delete, replaced with equivalents in
17196         predicates.md.
17197         (shift_op): Handle ROTATE.
17198         * arm-protos.h: Delete declarations for above.
17199         * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
17200         * t-arm (MD_INCLUDES): Add predicates.md.
17201         (s-preds): Depends on MD_INCLUDES.
17203 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17205         * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
17206         * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
17207         patterns.  Redefine using :GPR.  Give the match_operator a mode.
17208         Use '%2' rather than '%z2' for operand 2.
17210 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17212         * config/mips/mips.md (load_call[sd]i): Redefine using :P.  Add mode
17213         attribute.
17215 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17217         * config/mips/mips.md (indirect_jump): Use force_reg.  Adjust names
17218         of internal patterns.
17219         (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
17220         Redefine using :P.
17221         (tablejump): Use expand_binop to calculate address.  Adjust names
17222         of internal patterns.
17223         (tablejump[sd]i): Renamed from tablejump_internal[12].
17224         Redefine using :P.
17225         (tablejump_mips16[12]): Delete.
17227 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17229         * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
17230         (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
17231         (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
17232         (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
17233         (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
17235 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
17237         * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
17238         (*branch_zero[sd]i): Renamed from branch_zero{,_di}.  Redefine
17239         using :GPR.
17240         (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
17241         (*branch_equality[sd]i): Likewise branch_equality{,_di}.
17242         (*branch_equality[sd]i_inverted): Likewise
17243         branch_equality{,_di}_inverted.
17244         (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
17245         Redefine using :GPR.
17247 2004-08-24  Zack Weinberg  <zack@codesourcery.com>
17249         * rtl.def: Reorganize, placing all codes used only in machine
17250         descriptions at the end.
17252         * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
17253         * gengtype.c: Don't include rtl.h.  Define enum rtx_code and
17254         rtx_name, rtx_format arrays by direct reference to rtl.def,
17255         first undefining GENERATOR_FILE.  Define enum insn_note and
17256         note_insn_name array by direct reference to insn-notes.def.
17257         (adjust_field_rtx_def): Remove local definition of rtx_name.
17258         Use symbolic names for insn notes.
17259         * Makefile.in (gengtype.o): Update dependencies.
17261 2004-08-24  Zack Weinberg  <zack@codesourcery.com>
17263         * basic-block.h (struct basic_block_def): Reorder fields to
17264         eliminate interior padding.  Remove 'partition' field.
17265         (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
17266         (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
17267         (BB_COPY_PARTITION): New macros.
17268         * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
17269         Replace all references to the 'partition' field of a basic
17270         block with new macros.
17272         * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
17273         * final.c (final_scan_insn): Don't handle it.
17274         * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
17275         instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
17276         * sched-rgn.c (sched_is_disabled_for_current_region_p):
17277         Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
17279 2004-08-24  Nathan Sidwell  <nathan@codesourcery.com>
17281         * c-decl.c (c_init_decl_processing): Adjust
17282         build_common_tree_nodes call.
17283         * expmed.c (const_mult_add_overflow_p): Use
17284         build_distinct_type_copy.
17285         * stor-layout.c (early_type_list): Remove.
17286         (layout_type): Don't append to early_type_list.
17287         (initialize_sizetypes): Add signed_p argument.
17288         (set_sizetype): Overwrite the stub type nodes directly.
17289         * tree.c (copy_node_stat): Clear a type's value cache here ...
17290         (build_distinct_type): ... not here.
17291         (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
17292         * tree.h (initialize_sizetypes): Add signed_p argument.
17293         (build_common_tree_nodes): Likewise.
17295         * objc/objc-act.c (get_static_reference): Use
17296         build_variant_type_copy.
17297         (get_protocol_reference): Likewise.
17298         * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
17300 2004-08-24  Richard Henderson  <rth@redhat.com>
17301             Andrew Pinski  <apinski@apple.com>
17303         * gimplify.c (gimplify_array_ref_to_plus): Delete.
17304         (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
17305         for ARRAY_REF.
17307         * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
17308         ARRAY_REF also to get to the STRING_CST.
17310 2004-08-24  Paul Brook  <paul@codesourcery.com>
17312         * config/arm/arm.c (arm_override_options): Update error message.
17313         * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
17314         TARGET_HARD_FLOAT_ABI.
17315         (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
17316         (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
17318 2004-08-24  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
17320         PR target/17093
17321         * config/m32r.md (movsi_sda): Add SI mode specification to
17322         UNSPEC.
17324 2004-08-24  Nick Clifton  <nickc@redhat.com>
17326         * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
17327         of seth_add3_operand.
17329 2004-08-24  Nathan Sidwell  <nathan@codesourcery.com>
17331         * Makefile.in (PROTO_OBJS): Add errors.o.
17332         * protoize.c (fancy_abort): Remove.
17333         * mips-tfile.c (fancy_abort): Add parameters.
17335 2004-08-24  Jonathan Wakely  <redi@gcc.gnu.org>
17337         * doc/trouble.texi (C++ misunderstandings): Fix example code.
17339 2004-08-24  Andreas Tobler  <a.tobler@schweiz.ch>
17341         * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
17342         (host-default.o): Add dependency on HOOKS_H.
17343         * config/x-linux: Likewise.
17344         * config/x-solaris: Likewise.
17345         * config/i386/x-mingw32: Likewise.
17346         * config/rs6000/x-darwin: Likewise.
17348 2004-08-23  James E Wilson  <wilson@specifixinc.com>
17350         * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
17351         DEF_REG_NOTE.
17353 2004-08-23  Mark Mitchell  <mark@codesourcery.com>
17355         PR c/14492
17356         * dwarf2out.c (loc_descriptor_from_tree): Robustify.
17358 2004-08-23  Diego Novillo  <dnovillo@redhat.com>
17360         * cfg.c (check_bb_profile): Fix typos.
17361         * function.c (assign_parm_is_stack_parm): Likewise.
17362         * tree-nested.c: Likewise.
17364 2004-08-23  Daniel Jacobowitz  <dan@debian.org>
17366         * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
17367         Remove TYPECODE.
17368         (ggc_alloc_zone_1): Mark TYPE as unused.  Don't save it in the chunk.
17370 2004-08-23  Eric Christopher  <echristo@redhat.com>
17372         * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
17373         * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
17374         * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
17375         * target.h: Ditto.
17376         * hooks.h: Include machmode.h.
17377         (hook_bool_mode_false): Declare.
17378         * hooks.c (hook_bool_mode_false): Define.
17379         * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
17380         * stor-layout.c (layout_type): Ditto.
17381         * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
17382         Define to target macro.
17383         * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
17384         * config/arm/arm.c: Ditto. Use.
17385         * config/arm/arm.h: Ditto.
17386         * config/arm/arm-protos.h: Ditto.
17387         * config/i386/i386.c: Ditto.
17388         * config/i386/i386.h: Ditto.
17389         * config/rs6000/rs6000.c: Ditto.
17390         * config/rs6000/rs6000.h: Ditto.
17391         * config/sh/sh.c: Ditto.
17392         * config/sh/sh.h: Ditto.
17393         * config/sh/sh-protos.h: Ditto.
17394         * config/sh/sh.md: Use.
17395         * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
17396         to TARGET_VECTOR_MODE_SUPPORTED_P.
17398 2004-08-23  Nathan Sidwell  <nathan@codesourcery.com>
17400         * Makefile.in (BUILD_ERRORS): Set to build-errors.
17401         (errors.o): New target for host.
17402         (build-errors.o): New target for build.
17403         (genobjs): Replace errors.o with build-errors.
17404         (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
17405         (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
17406         (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
17407         (fix-header.o): Add errors.h
17408         * collect2.c (fancy_abort): Add parameters.
17409         * collect2.h (fancy_abort): Don't declare.
17410         * errors.h (fancy_abort): Don't declare.
17411         * errors.c: Include either bconfig.h or config.h.
17412         (fancy_abort): Trim filename.
17413         * fix-header.c (v_fatal, fatal): Remove.
17414         (progname): Remove definition.
17415         (main): Set progname here.
17416         * gcc.c (fancy_abort): Add parameters.
17417         * gcc.h (fancy_abort): Remove declaration.
17418         * gcov.c (fancy_abort): Remove.
17419         * rtl.h (fancy_abort): Don't declare.
17420         (abort): Don't define.
17421         * tree.h (fancy_abort): Don't declare.
17422         (abort): Don't define.
17423         * system.h (fancy_abort): Declare.
17424         (abort): Define to fancy_abort.
17425         * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
17427         * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
17428         (usize_type, ubitsizetype): Remove.
17429         * stor-layout.c (set_sizetype): Don't initialize usizetype,
17430         ubitsizetype.
17431         * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
17433         * tree.h (build_distinct_type_copy): New.
17434         (build_type_copy): ... here.  Rename to ...
17435         (build_variant_type_copy): ... here.
17436         * tree.c (build_qualified_type): Rename build_type_copy call.
17437         (build_distinct_type_copy): New, broken out of ...
17438         (build_type_copy): ... here.  Rename to ...
17439         (build_variant_type_copy): ... here.  Use
17440         build_distinct_type_copy.
17441         (build_common_tree_nodes_2): Rename build_type_copy call.
17442         * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
17443         call.
17444         (handle_packed_attribute, handle_unused_attribute,
17445         handle_transparanet_union_attribute, handle_aligned_attribute,
17446         handle_deprecated_attribute): Likewise.
17447         * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
17448         Likewise.
17449         * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
17450         * config/rs6000/rs6000.c (rs6000_init_builtins): Use
17451         build_distinct_type_copy.
17453 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17455         * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR.  Add mode
17456         attribute.
17458 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17460         * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
17461         loads and stores.
17462         (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
17463         formerly unnamed patterns.  Redefine using :P for the address.  Remove
17464         explicit length attributes.
17466 2004-08-23  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
17468         * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
17469         New functions.
17470         (single_reachable_address): Use them.
17471         (schedule_sm): Add dump.
17472         (is_call_clobbered_ref): New function.
17473         (determine_lsm_reg): Check whether the reference is call clobbered.
17474         Only work for gimple_reg_type values.
17476 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17478         * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
17479         $31 store insns.  Redefine using :GPR.
17481 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17483         * config/mips/mips.md (P): New mode macro.
17484         (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
17485         (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
17486         Add mode attributes.
17488 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17490         * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
17491         (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants.  Shuffle
17492         later constants to cover the gap.
17493         (load, store): New mode attributes.
17494         (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
17495         Use new unspec constants.
17497 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17499         * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
17500         (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise.  Change 32-bit patterns
17501         to use register_operand rather than uns_arith_operand as the predicate
17502         for operand 1.  Remove redundant MIPS16 force_reg() for operand 1.
17503         (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
17504         Redefine using :GPR.  Make same predicate change here.  Extend the
17505         commutativity of operands 1 and 2 from the SImode version to the
17506         DImode one.
17507         (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
17508         but with no predicate changes.
17509         (*nor[sd]i3): Redefine using :GPR.
17511 2004-08-23  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
17513         * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
17514         noreturn functions.
17516 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17518         * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
17519         * config/mips/mips.md (abs[sd]i2): Redefine using :GPR.  Only use
17520         branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY.  Use "%."
17521         rather than "%z2" (with a fake const0_rtx for operand 2).
17522         (ffs[sd]i2): Redefine using :GPR.
17523         (clz[sd]i2): Likewise.  Use ISA_HAS_CLO_CLZ for the 64-bit case.
17525 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17527         * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
17529 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17531         * config/mips/mips.md (any_extend): New code macro.
17532         (u, su): New code attributes.
17533         ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
17534         ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
17535         ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
17536         (*{s,u}mul_acc_di): Redefine using any_extend.
17537         (*{,u}muls_di, *{s,u}msac_di): Likewise.  Change names of patterns
17538         to reflect real insn names.
17539         (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
17540         with an any_extend template.
17541         ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
17542         Add '*' to name.
17544 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17546         * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
17547         * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
17548         (mul[sd]i3_r4000): Redefine using :GPR.
17549         (mulsi3_mult3): Don't check TARGET_MAD separately.
17550         (muldi3_mult3): Moved after mulsi_mult3.
17552 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17554         * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
17555         OBJECT_FORMAT_ELF.  Set MASK_SPLIT_ADDR by default if using GNU ld.
17556         * config/mips/mips.h (MASK_GAS): Delete.  Shuffle later masks down.
17557         (TARGET_GAS, TARGET_MIPS_AS): Delete.
17558         (TARGET_GPWORD): Define to true for n32 on IRIX.
17559         (TARGET_SWITCHES): Remove -mmips-as.  Turn -mgas into a no-op.
17560         (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
17561         (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
17562         (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
17563         (MDEBUG_ASM_SPEC): Delete, folding into...
17564         (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
17565         (ASM_SPEC): Inline old GAS_ASM_SPEC.  Use GNU names for ABI switches.
17566         (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
17567         subtarget_mips_as_asm_spec, mdebug_asm_spec.  Use MULTILIB_ABI_DEFAULT
17568         to define asm_abi_default_spec.
17569         (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
17570         (TARGET_ASM_SELECT_SECTION): Delete.
17571         * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
17572         for non-mips16 code, removing previous workaround for SGI assemblers.
17573         (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
17574         (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
17575         (override_options): Remove !TARGET_GAS and !have_named_sections code.
17576         (print_operand): Fold TARGET_GAS conditionals into asm strings.
17577         (mips_output_filename): Remove !TARGET_GAS code.  Replace use of
17578         ASM_STABS_OP and ASM_STABN_OP.
17579         (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
17580         (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
17581         (mips_output_function_prologue): Remove !TARGET_GAS code.
17582         (mips_select_rtx_section): Remove !have_named_sections code.
17583         (mips_select_section): Delete.
17584         * config/mips/mips.md (trap): Remove !TARGET_GAS check.
17585         * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
17586         * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
17587         (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
17588         * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
17589         * config/mips/windiss.h (ASM_SPEC): Likewise.
17591 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17593         * read-rtl.c (map_value, mapping, macro_group): New structures.
17594         (BELLWETHER_CODE): New macro.
17595         (modes, codes, bellwether_codes): New variables.
17596         (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
17597         (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
17598         (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
17599         (add_condition_to_rtx, apply_macro_traverse, add_mapping)
17600         (add_map_value, initialize_macros): New functions.
17601         (def_hash, def_hash_eq_p): Generalize to anything that points to,
17602         or starts with, a char * field.
17603         (find_macro, read_mapping, check_code_macro): New functions.
17604         (read_rtx_1): New, split out from read_rtx.  Handle the new
17605         define_{mode,code}_{macro,attr} constructs.  Use find_macro
17606         to parse the name of a code or mode.  Use BELLWETHER_CODE to
17607         extract the format and to choose a suitable code for rtx_alloc.
17608         Modify recursive invocations to use read_rtx_1.
17609         (read_rtx): Call initialize_macros.  Apply code and mode macros
17610         to the rtx returned by read_rtx_1.  Cache everything after the
17611         first macro expansion for subsequent read_rtx calls.
17612         * doc/md.texi: Document new .md constructs.
17613         * config/mips/mips.md (GPR): New mode macro.
17614         (d, si8_di5): New mode attributes.
17615         (any_cond): New code macro.
17616         (add[sd]i3): Redefine using :GPR.
17617         (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
17618         (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
17619         previously unnamed MIPS16 patterns.
17620         (*addsi3_extended): Renamed from addsi3_internal_2.  Fix overly long
17621         lines.  Don't match (plus (const_int 0) ...).
17622         (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
17623         Use a define_split to generate the addition.
17624         (sub[sd]i3): Redefine using :GPR.  Turn subsi3 into a define_insn.
17625         (subsi3_internal): Delete.
17626         (*subsi3_extended): Renamed from subsi3_internal_2.
17627         (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
17628         (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
17629         using an any_cond template.
17631 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17633         * read-rtl.c (read_rtx): Tidy use of format_ptr.
17635 2004-08-23  Richard Sandiford  <rsandifo@redhat.com>
17637         * read-rtl.c (string_obstack): New file-scope variable.
17638         (read_string, read_quoted_string, read_braced_string)
17639         (read_escape): Remove obstack parameter and use string_obstack instead.
17640         (read_rtx): Remove function-local rtl_obstack and initialize
17641         string_obstack instead.  Update call to read_string.
17643 2004-08-22  Andrew Pinski  <apinski@apple.com>
17645         PR c/15262
17646         * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
17647         expression is not constant.
17648         (c_finish_return): Do not go through INDIRECT_REF when looking
17649         for the inner expression of an ADDR_EXPR for warning about.
17651 2004-08-22  Richard Henderson  <rth@redhat.com>
17653         PR 17075
17654         * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
17655         create new blocks and fall through.
17656         (expand_gimple_basic_block): Update to match.
17658 2004-08-22  Ulrich Weigand  <uweigand@de.ibm.com>
17660         * reload.c (find_reloads_address): Make return value tri-state.
17661         Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
17662         (find_reloads): Assume that reloaded addresses match 'o' or
17663         EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
17664         returned 1 (not -1).  Omit optional reloads for address operands
17665         only if find_reloads_address returned 1 (not -1).
17667         * config/s390/s390.c (legitimize_reload_address): New function.
17668         * config/s390/s390-protos.h (legitimize_reload_address): Declare.
17669         * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define.  Call
17670         legitimize_reload_address.
17672 2004-08-22  Richard Hendersion  <rth@redhat.com>
17674         * tree.h (SAVE_EXPR_RESOLVED_P): New.
17675         * gimplify.c (gimplify_save_expr): Use it.
17676         * expr.c (expand_expr_real_1): Likewise.  Also set DECL_IGNORED_P
17677         on the temporary variable.
17679 2004-08-22  Andrew Pinski  <pinskia@physics.uc.edu>
17681         * fold-const.c (rtl_expr_nonnegative_p): Delete.
17682         * tree.h (rtl_expr_nonnegative_p): Remove.
17684 2004-08-22  Steven Bosscher  <stevenb@suse.de>
17686         * config/i386/ppro.md (ppro_complex_insn): Add missing check
17687         for cpu==pentiumpro.
17689         * combine.c (struct reg_stat): Fix comment typo.
17691 2004-08-22  Joseph S. Myers  <jsm@polyomino.org.uk>
17693         * c-tree.h (c_sizeof_nowarn): Remove.
17695 2004-08-21  Joseph S. Myers  <jsm@polyomino.org.uk>
17697         * c-decl.c (set_array_declarator_type): Rename to
17698         set_array_declarator_inner.
17699         (build_c_parm, build_attrs_declarator, build_function_declarator):
17700         New functions.
17701         (make_pointer_declarator): Call build_attrs_declarator.
17702         * c-tree.h (set_array_declarator_type): Rename to
17703         set_array_declarator_inner.
17704         (build_c_parm, build_attrs_declarator, build_function_declarator):
17705         New prototypes.
17706         * c-parse.in (after_type_declarator,
17707         parm_declarator_starttypename, parm_declarator_nostarttypename,
17708         notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
17709         firstparm): Use these functions
17711 2004-08-21  Joseph S. Myers  <jsm@polyomino.org.uk>
17713         * c-decl.c (build_array_declarator, set_array_declarator_type,
17714         start_decl, grokdeclarator, grokparms): Change boolean parameters
17715         to type bool.
17716         * c-tree.h (build_array_declarator, set_array_declarator_type,
17717         start_decl): Update prototypes.
17718         * c-decl.c, c-parse.in: All callers changed.
17720 2004-08-21  Mike Stump  <mrs@apple.com>
17722         * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
17723         (darwin_fix_and_continue): Likewise.
17724         (darwin_fix_and_continue_switch): Likewise.
17725         * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
17726         (darwin_fix_and_continue): Likewise.
17727         (darwin_fix_and_continue_switch): Likewise.
17729 2004-08-21  Danny Smith  <dannysmith@users.sourceforge.net>
17731         PR  c++/16030
17732         * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
17733         Remove, merging into ...
17734         (gen_stdcall_or_fastcall_suffix): New function, returning tree
17735         rather than const char*, and accepting additional parameter.
17736         Don't add suffix to '*'-prefixed symbols or variadic functions.
17737         (i386_pe_encode_section_info): Adjust for call to new function.
17738         Call change_decl_assembler_name.
17740 2004-08-20  Mike Stump  <mrs@apple.com>
17742         * config/darwin.c (machopic_indirect_data_reference): Mark
17743         stubs as defined.
17744         * config/386/386.c (darwin_local_data_pic): Add.
17745         (legitimate_constant_p): Reorder so that PLUS handling runs
17746         before darwin_local_data_pic to match the ordering in
17747         legitimate_pic_address_disp_p and so that MINUS runs after
17748         darwin_local_data_pic as otherwise the darwin_local_data_pic
17749         logic can be skipped, which would be very bad.
17750         (legitimate_pic_address_disp_p): Move from from here to
17751         darwin_local_data_pic so it can be reused.
17753 2004-08-21  Alan Modra  <amodra@bigpond.net.au>
17755         * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
17756         (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
17757         (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
17758         (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
17759         (RS6000_ABI_NAME): Define as "linux".
17760         (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
17761         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
17762         ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
17763         * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
17764         * config/rs6000/rs6000.c (dot_symbols): New global var.
17765         (rs6000_output_function_entry): New function, modified for
17766         !DOT_SYMBOLS..
17767         (print_operand <case 'z'>): ..extracted from here.
17768         (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
17769         (rs6000_output_function_epilogue): Likewise.
17770         (rs6000_elf_declare_function_name): Likewise.
17771         * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
17772         (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
17773         * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
17774         * configure: Regenerate.
17775         * config.in: Regenerate.
17777 2004-08-20  Mark Mitchell  <mark@codesourcery.com>
17779         * reload.c (find_reloads_address): Fix thinko in previous change.
17781         * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
17782         a CONST_INT.
17784 2004-08-20  Jakub Jelinek  <jakub@redhat.com>
17786         PR rtl-optimization/17099
17787         * combine.c (force_to_mode): Check if inner_mask has any bits set
17788         outside of GET_MODE (x) instead of op_mode.
17790 2004-08-20  Mark Mitchell  <mark@codesourcery.com>
17792         * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
17793         fragment.
17794         * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
17795         (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
17796         * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
17797         architecture.
17798         (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
17799         configurations.
17800         * config/arm/t-symbian: New file.
17802 2004-08-20  Andrew Pinski  <apinski@apple.com>
17804         * regrename.c (kill_value_regno): ANSIfy.
17806 2004-08-20  Dale Johannesen  <dalej@apple.com>
17808         * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
17810 2004-08-20  Daniel Jacobowitz  <dan@debian.org>
17812         * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
17813         (kill_value_regno): New function, derived from kill_value.
17814         (kill_value): Update.
17815         (copyprop_hardreg_forward_1): Update call to kill_value_regno.
17817 2004-08-20  Daniel Berlin  <dberlin@dberlin.org>
17819         Fix PR tree-optimization/17111
17820         * tree-ssa-pre.c (create_value_expr_from): Don't change the types
17821         of non-value_handles.
17822         (bitmap_set_contains): All constants are in every set.
17824 2004-08-20  Nathan Sidwell  <nathan@codesourcery.com>
17826         * fold-const.c (round_up, round_down): Use build_int_cst.
17827         Optimize common case.
17829 2004-08-20  Zack Weinberg  <zack@codesourcery.com>
17830             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17832         * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
17833         one_only_data_section): Rename to som_readonly_data_section,
17834         som_one_only_readonly_data_section and som_one_only_data_section.
17835         * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
17836         NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
17837         conditional defines.
17838         (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
17839         NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
17840         string values.
17841         (pa_select_section): Use renamed section functions.
17842         * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
17843         SOM_READONLY_DATA_SECTION_FUNCTION,
17844         SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
17845         SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
17846         Define here ...
17847         * config/pa/som.h: ... not here.
17848         (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
17849         ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
17850         ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
17851         ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
17852         (READONLY_DATA_SECTION): Use som_readonly_data_section.
17854 2004-08-20  Nathan Sidwell  <nathan@codesourcery.com>
17856         * fold-const.c (int_const_binop): Don't generate non-overflowing
17857         size-types specially.
17858         (fold_convert_const): Likewise.
17860         * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
17861         clear cache on copied sizetype.
17863 2004-08-20  Ben Elliston  <bje@au.ibm.com>
17865         * configure.ac: Don't escape apostrophe in --enable-coverage help.
17866         * configure: Regenerate.
17868 2004-08-20  Danny Smith  <dannysmith@users.sourceforge.net>
17870         PR 5620
17871         * gcc.c (struct stat input_stat): Don't define if
17872         HOST_LACKS_INODE_NUMBERS
17873         (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
17874         than stat to determine if temp file is same as input file.
17875         * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
17876         * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
17878 2004-08-20  Richard Sandiford  <rsandifo@redhat.com>
17880         * configure.ac (mips*-*-*): Print an error if not using GAS.
17881         * configure: Regenerated.
17882         * doc/install.texi: Remove irix5 bullet from --with-gnu-as.  Remove
17883         comments about buggy MIPSpro assemblers.
17884         * config.gcc (mips-sgi-irix[56]*): Combine stanzas.  Include elfos.h
17885         before mips.h and iris.h after it.  Use t-iris and t-slibgcc-irix.
17886         Use iris5.h only for IRIX 5 configs.  Use iris6.h and t-iris6 for
17887         IRIX 6 configs.  Define IRIX_USING_GNU_LD if using GNU ld.
17888         * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
17889         (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
17890         (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
17891         (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
17892         (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
17893         of more general IRIX 6 definitions.
17894         (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
17895         (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
17896         (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
17897         (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
17898         (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
17899         (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
17900         (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
17901         (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
17902         (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
17903         (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
17904         (LINK_SPEC): Move most of definition to iris.h.
17905         (SUBTARGET_LINK_SPEC): New macro.
17906         (IRIX_STARTFILE_SPEC): Fold into...
17907         (STARTFILE_SPEC): ...here.
17908         (IRIX_ENDFILE_SPEC): Fold into...
17909         (ENDFILE_SPEC): ...here.
17910         * config/mips/iris6.h (TARGET_IRIX5): Remove override.
17911         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
17912         (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
17913         (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
17914         (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
17915         (TARGET_OS_CPP_BUILTINS): Likewise.  Guard IRIX6-specific bits.
17916         (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
17917         (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
17918         (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
17919         (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
17920         (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
17921         (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
17922         (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
17923         (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
17924         (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
17925         (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
17926         (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
17927         (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
17928         (TARGET_IRIX6): Define to 1.
17929         (DRIVER_SELF_SPECS): Define.
17930         (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
17931         (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
17932         (SUBTARGET_LINK_SPEC): New macro.
17933         (IRIX_STARTFILE_SPEC): Fold into...
17934         (STARTFILE_SPEC): ...here.  Remove !mabi=* case.
17935         (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
17936         (LIB_SPEC, LIBGCC_SPEC): Use them.
17937         (LIB_SPEC): Remove !mabi=* case.
17938         (IRIX_ENDFILE_SPEC): Fold into...
17939         (ENDFILE_SPEC): ...here.  Remove !mabi=* case.
17940         * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
17941         * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
17942         (TARGET_IRIX6): New macro.
17943         (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
17944         (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
17945         (LABEL_AFTER_LOC): Delete.
17946         * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
17947         (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
17948         (mips_build_builtin_va_list): Check TARGET_IRIX6.
17949         (override_options): Remove TARGET_SGI_O32_AS-related code.
17950         (irix_output_external_libcall): Make static.
17951         (mips_output_filename): Avoid use of SET_FILE_NUMBER and
17952         LABEL_AFTER_LOC.
17953         (mips_file_start): Tidy guard for ABI sections.  Remove use of
17954         ABICALLS_ASM_OP; use .abicalls instead.
17955         (mips_output_aligned_decl_common, mips_declare_object_name)
17956         (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
17957         (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
17958         .globl foo .text directives.
17959         (irix_asm_named_section_1, irix_asm_named_section)
17960         (irix_section_align_entry, irix_section_align_htab)
17961         (irix_orig_asm_out_file, irix_section_align_entry_eq)
17962         (irix_section_align_entry_hash, irix_asm_output_align)
17963         (irix_file_start, irix_section_align_1, copy_file_data)
17964         (irix_file_end, irix_section_type_flags): Delete.
17965         * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
17966         Use standard section syntax.  Remove protective "jr $31".
17967         (__gcc_fini): Likewise .gcc_fini.
17968         * config/mips/irix-crtn.asm: Adjust sections accordingly.
17969         * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
17970         iris5gas.h.
17971         * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
17972         from t-irix-gld.
17973         (EXTRA_MULTILIB_PARTS): Define.
17974         * config/mips/t-iris6: Remove bogus comment.
17975         (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
17976         * config/mips/iris5gas.h, config/mips/iris5gld.h,
17977         config/mips/iris6gas.h, config/mips/iris6gld.h,
17978         config/mips/t-iris5-as, config/mips/t-iris5-gas
17979         config/mips/t-irix-gld: Delete.
17980         * config/mips/iris.h: New file.
17981         * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
17983 2004-08-20  Richard Earnshaw  <rearnsha@arm.com>
17985         * postreload.c (reload_cse_move2add): Allow any condjump, but check
17986         that the implicit set isn't clobbered in the jump insn.
17988 2004-08-19  Mark Mitchell  <mark@codesourcery.com>
17990         * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
17991         * optabs.c (init_optabs): Don't check it.
17992         * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
17993         * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
17995 2004-08-18  Andreas Krebbel  <krebbel1@de.ibm.com>
17997         * config/s390/s390.md (s390_warn_framesize_string)
17998         (s390_warn_dynamic_string, s390_stack_size_string)
17999         (s390_stack_guard_string): New global string variables.
18000         (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
18001         (s390_stack_guard): New global variables.
18002         (override_options): Added checks for the new options.
18003         (s390_emit_prologue): Emit stack check and trap code and perform
18004         compile time stack size checking.
18006         * config/s390/s390.h (TARGET_OPTIONS): Added new options
18007         "warn-framesize", "warn-dynamicstack", "stack-size" and
18008         "stack-guard".
18010         * doc/invoke.texi: Added documentation for the new options.
18012 2004-08-19  Ulrich Weigand  <uweigand@de.ibm.com>
18014         * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
18015         to eliminate warning.
18016         (linear_search_fdes): Declare p as unsigned.
18017         (binary_search_mixed_encoding_fdes): Likewise.
18018         * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
18019         to eliminate warning.
18020         * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
18021         type cast.
18023 2004-08-19  Ulrich Weigand  <uweigand@de.ibm.com>
18025         * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
18026         * config/s390/s390.c (preferred_la_operand_p): Accept two operands
18027         instead of one.  Check for strictly legitimate address.
18028         * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
18029         to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
18031 2004-08-19  Eric Christopher  <echristo@redhat.com>
18033         * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
18034         * langhooks.h (unsave_expr_now): Ditto.
18035         * tree.h (unsave_expr_1): Remove prototype.
18036         (lhd_unsave_expr_now): Rename to unsave_expr_now.
18037         * tree-inline.c (unsave_expr_1): Move here
18038         from tree.c. Make static.
18039         (unsave_expr_now): Rename from lhd_unsave_expr_now.
18040         * tree-sra.c: Fix up for rename.
18041         * tree-ssa-copy.c: Ditto.
18042         * tree-eh.c: Ditto.
18043         * tree.c (unsave_expr_1): Move to tree-inline.c.
18045 2004-08-19  Caroline Tice  <ctice@apple.com>
18047         * config/i386/cygming.h (switch_to_section): Fix typo (change
18048         in_unlikely_text_section to in_unlikely_executed_text).
18050 2004-08-19  Daniel Berlin  <dberlin@dberlin.org>
18052         * vec.h (VEC_lower_bound): New macro.
18054 2004-08-19  Richard Sandiford  <rsandifo@redhat.com>
18056         PR target/16446
18057         * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
18058         (mips_arg_info): Update accordingly.  Remove common treatment of fpr_p;
18059         treat each ABI separately.  Deal with n32/n64 complex float arguments.
18060         (function_arg): Add associated complex handling here.
18062 2004-08-19  Richard Henderson  <rth@redhat.com>
18064         * config/arm/arm.c (arm_gen_load_multiple): Use
18065         adjust_automodify_address.  Take base memory and offset instead
18066         of unchanging/struct/scalar bits.
18067         (arm_gen_store_multiple): Likewise.
18068         (arm_gen_movmemqi): Use adjust_automodify_address.
18069         * config/arm/arm-protos.h: Update decls.
18070         * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
18071         (store_multiple): Similarly.
18073 2004-08-19  J"orn Rennecke <joern.rennecke@superh.com>
18075         * regclass.c (globalize_reg): Update call_really_used_regs.
18077 2004-08-19  Nathan Sidwell  <nathan@codesourcery.com>
18079         * doc/invoke.texi (integer-share-limit): Document.
18081         * tree.h (TYPE_CACHED_VALUES_P): New.
18082         (TYPE_CACHED_VALUES): New.
18083         (TYPE_ORIG_SIZE_TYPE): Adjust.
18084         * tree.def (INTEGER_CST): Update documentation.
18085         * tree.c: Inlcude params.h.
18086         (build_int_cst): Cache small values.
18087         (build_type_copy): Do not copy the value cache.
18088         * c-common.c (c_common_nodes_and_builtins): Add comment, remove
18089         unneeded zeroing.
18090         * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
18091         * expmed.c (const_mult_add_overflow_p): Clear type copy's value
18092         cache.
18093         * fold-const.c (force_fit_type): Copy value when setting
18094         overflows.
18095         (int_const_binop): Likewise.
18096         * stor-layout.c: Include params.h
18097         (set_sizetype): Create values cache.
18098         (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
18099         * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
18100         * params.h (INTEGER_SHARE_LIMIT): New.
18101         * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
18103 2004-08-19  Paolo Bonzini  <bonzini@gnu.org>
18105         * gimplify.c (gimplify_minimax_expr): Remove.
18106         (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
18108 2004-08-19  Dorit Naishlos  <dorit@il.ibm.com>
18110         * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
18111         STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
18113 2004-08-19  Mark Mitchell  <mark@codesourcery.com>
18115         * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
18117 2004-08-18  Andrew Pinski  <apinski@apple.com>
18119         * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
18121 2004-08-18  Mark Mitchell  <mark@codesourcery.com>
18123         * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
18124         (__aeabi_ul2f): Likewise.
18126 2004-08-18  Richard Henderson  <rth@redhat.com>
18128         * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
18129         move to rtl completely.
18130         (struct meminsnbuf, xtensa_emit_block_move): Remove.
18131         (xtensa_find_mode_for_size): Remove.
18132         * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
18133         * config/xtensa/xtensa.md (movmemsi_internal): Remove.
18135 2004-08-18  Richard Henderson  <rth@redhat.com>
18137         * config/mcore/mcore.c (mode_from_align): Remove DImode.
18138         (block_move_sequence): Rewrite to use adjust_address.
18139         (mcore_expand_block_move): Cleanup logic.  Accept only operands.
18140         Return boolean indicating success/failure.
18141         * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
18142         * config/mcore/mcore.md (movmemsi): Update to match.
18144 2004-08-18  Mike Stump  <mrs@apple.com>
18146         * doc/invoke.texi (-mfix-and-continue): Add support for
18147         fast turn around debugging.
18148         (-ffix-and-continue): Likewise.
18149         (-mindirect-data): Likewise.
18150         (-findirect-data): Likewise.
18151         * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
18152         (indirect_data): Likewise.
18153         (machopic_data_defined_p): Likewise.
18154         (machopic_output_indirection): Likewise.
18155         (darwin_encode_section_info): Likewise.
18156         (darwin_fix_and_continue): Likewise.
18157         (darwin_fix_and_continue_switch): Likewise.
18158         * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
18159         * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
18160         (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
18161         (SUBTARGET_OPTIONS): Likewise.
18162         (darwin_fix_and_continue): Likewise.
18163         (darwin_fix_and_continue_switch): Likewise.
18164         (TARGET_FIX_AND_CONTINUE): Likewise.
18165         * config/rs6000.c (rs6000_emit_prologue): Likewise.
18167 2004-08-19  Steven Bosscher  <stevenb@suse.de>
18169         * basic-block.h (struct edge_def): Remove crossing_edge.
18170         (EDGE_CROSSING): New define.
18171         (EDGE_ALL_FLAGS): Update.
18172         * bb-reorder.c (find_traces_1_round, better_edge_p,
18173         find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
18174         find_jump_block, fix_crossing_conditional_branches,
18175         fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
18176         Replace all occurences of crossing_edge with an edge flag check
18177         or set/reset.
18178         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
18179         try_crossjump_bb): Likewise.
18180         * cfglayout.c (fixup_reorder_chain): Likewise.
18181         * cfgrtl.c (force_nonfallthru_and_redirect,
18182         commit_one_edge_insertion): Likewise.
18184         * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
18185         * tree-flow.h (compute_dominance_frontiers): Move prototype...
18186         * basic-block.h: ...here.
18187         * tree-cfg.c (compute_dominance_frontiers_1,
18188         compute_dominance_frontiers): Move from here...
18189         * cfganal.c: ...to here.  Include timevar.h.
18191 2004-08-18  James E Wilson  <wilson@specifixinc.com>
18193         * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
18194         * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
18196         * config/mips/mips.md (type): Add frdiv.
18197         (divsf3+1, divsf3+2): Change type to frdiv.
18198         * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
18199         ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
18201         * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
18202         * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
18203         * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
18204         * config/mips/5000.md (r5k_fdiv_single): Likewise.
18205         * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
18206         * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
18207         * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
18208         * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
18209         * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
18210         * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
18211         Likewise.
18212         * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
18214 2004-08-18  Robert Bowdidge <bowdidge@apple.com>
18216         * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
18217         get regression tester working again.
18219 2004-08-18  Zack Weinberg  <zack@codesourcery.com>
18221         * insn-notes.def, reg-notes.def: New files.
18222         * rtl.h: Use them to define enum insn_note and enum reg_note.
18223         * rtl.c: Use them to define note_insn_name and reg_note_name.
18224         * Makefile.in (RTL_BASE_H): Update.
18226         * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
18227         renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
18229 2004-08-18  Richard Earnshaw  <rearnsha@arm.com>
18231         * arm.c (arm_size_rtx_costs): New function.
18232         (arm_override_options): Use it if optimizing for space.
18234 2004-08-18  Richard Henderson  <rth@redhat.com>
18236         * emit-rtl.c (gen_const_mem): New.
18237         * rtl.h (gen_const_mem): Declare.
18238         * expr.c (do_tablejump): Use it.
18239         * varasm.c (force_const_mem): Likewise.
18240         * config/darwin.c (machopic_indirect_data_reference): Likewise.
18241         (machopic_legitimize_pic_address): Likewise.
18242         * config/arm/arm.c (legitimize_pic_address): Likewise.
18243         * config/i386/i386.c (legitimize_pic_address): Likewise.
18244         (legitimize_tls_address): Likewise.
18245         * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
18246         * config/ia64/ia64.md (load_fptr): Likewise.
18247         * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
18248         * config/pa/pa.c (legitimize_pic_address): Likewise.
18249         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
18250         (rs6000_emit_move): Likewise.
18251         * config/s390/s390.c (legitimize_pic_address): Likewise.
18252         (legitimize_tls_address): Likewise.
18253         * config/s390/s390.md (casesi): Likewise.
18254         * config/sh/sh.c (sh_reorg): Likewise.
18255         * config/sparc/sparc.c (legitimize_pic_address): Likewise.
18256         * config/v850/v850.md (casesi): Likewise.
18258         * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
18259         * config/sh/sh.c (prepare_move_operands): Remove incorrect
18260         use of MEM_READONLY_P.
18262 2004-08-18  Steven Bosscher  <stevenb@suse.de>
18264         * Makefile.in (OBJS-common): Add postreload-gcse.c.
18265         Add new postreload-gcse.o.
18266         * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
18267         (lookup_as_function, insert, rehash_using_reg, use_related_value,
18268         equiv_constant): Use SAFE_HASH instead of safe_hash.
18269         (exp_equiv_p): Export.  Add for_gcse argument when comparing
18270         for GCSE.
18271         (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
18272         find_comparison_args, fold_rtx, cse_insn): Update callers.
18273         (hash_rtx): New function derived from old canon_hash and bits
18274         from gcse.c hash_expr_1.
18275         (canon_hash_string): Rename to hash_rtx_string.
18276         (canon_hash, safe_hash): Make static inline.  Call hash_rtx.
18277         * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
18278         (cselib_lookup): Update this caller.
18279         * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
18280         Make static.
18281         (hash_expr): Call hash_rtx.
18282         (ldst_entry): Likewise.
18283         (expr_equiv_p): Call exp_equiv_p.
18284         (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
18285         reg_used_on_edge, reg_set_between_after_reload_p,
18286         reg_used_between_after_reload_p, get_avail_load_store_reg,
18287         is_jump_table_basic_block, bb_has_well_behaved_predecessors,
18288         get_bb_avail_insn, hash_scan_set_after_reload,
18289         compute_hash_table_after_reload,
18290         eliminate_partially_redundant_loads, gcse_after_reload,
18291         get_bb_avail_insn, gcse_after_reload_main): Remove.
18292         * postreload-gcse.c: New file, reincarnating most of the above.
18293         * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
18294         (gcse_after_reload_main): Update prototype.
18295         * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
18296         * passes.c (rest_of_handle_gcse2): Use it.
18298 2004-08-18  Diego Novillo  <dnovillo@redhat.com>
18300         * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
18301         (pass_loop_done): Likewise.
18303 2004-08-18  Andrew Pinski  <apinski@apple.com>
18305         * config/rs6000/darwin.md: Delete the altivec patterns which are
18306         handled differently now.
18307         (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
18308         (macho_correct_pic_di): Likewise.
18309         (call_indirect_nonlocal_darwin64): Likewise.
18310         Delete the save world/saveFP/saveVec patterns.
18312         Revert the reversion of: 2004-08-16  Stan Shebs  <shebs@apple.com>
18313         * config/darwin.c (macho_indirect_data_reference): Add DImode case.
18314         * config/rs6000/rs6000.md: Include darwin.md.
18315         (builtin_setjmp_receiver): Add DImode case.
18316         * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
18317         Darwin bits.
18319 2004-08-18  Matt Austern  <austern@apple.com>
18321         Dead code stripping
18322         * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
18323         * darwin.c (darwin_file_end): Mark file as potentially strippable.
18325 2004-08-18  Richard Henderson  <rth@redhat.com>
18327         * alias.c (readonly_fields_p): Remove.
18328         (objects_must_conflict_p): Don't call it.
18329         * tree.h (readonly_fields_p): Remove.
18330         * langhooks.h (struct lang_hooks): Remove honor_readonly.
18331         * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
18333 2004-08-18  Diego Novillo  <dnovillo@redhat.com>
18335         * tree-dfa.c (add_referenced_var): Only global variables are
18336         call-clobbered.
18337         * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
18338         * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
18339         all pointers dereferenced if the statement dereferences them.
18340         (create_name_tags): Do not create memory tags for pointers
18341         that have PT_ANYTHING set.
18342         Also check if PT_VARS is not empty before creating a name tag.
18343         (compute_flow_sensitive_aliasing): Don't mark call-clobbered
18344         variables that share the same alias set with a pointer that
18345         may point anywhere.
18346         (add_may_alias): Add FIXME comment to remove clobbering
18347         aliased variables and tags.
18348         (replace_may_alias): Likewise.
18349         (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
18350         (merge_pointed_to_info): If the original variable has not
18351         points-to information, call set_pt_anything.
18352         (add_pointed_to_var): Do not prevent adding a pointed-to
18353         variable if the pointers is PT_ANYTHING.
18354         If the variable is a global, set PT_GLOBAL_MEM.
18355         (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
18356         pointer type only come in PTR+OFFSET flavours.
18357         Always call merge_pointed_to_info on PHI arguments that are
18358         SSA_NAMEs.
18359         (get_nmt_for): Mark call-clobbered tags whose pointer points
18360         to global memory.
18361         * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
18362         values.
18363         (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
18364         FLAGS.
18365         (add_stmt_operand): Abort if the caller tried to add a killing
18366         definition for a memory tag.
18367         * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
18368         unnecessary checks.
18370 2004-08-18  J"orn Rennecke <joern.rennecke@superh.com>
18372         * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
18373         from call_used_regs.  Update call_really_used_regs.
18374         (CALL_REALLY_USED_REGISTERS): Define.
18375         * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
18376         Replace call_used_regs with call_really_used_regs.
18377         (calc_live_regs, sh_media_register_for_return): Likewise.
18378         (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
18379         * sh.md (return_media): Likewise.
18381 2004-08-18  Andrew Pinski  <apinski@apple.com>
18383         * config/darwin.c (machopic_legitimize_pic_address): Only set
18384         MEM_READONLY_P in the non TARGET_TOC case.
18386 2004-08-18  Zack Weinberg  <zack@codesourcery.com>
18388         * rtl.def (NIL): Delete.
18389         * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
18390         Tighten the syntax a little.
18392         * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
18393         * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
18394         * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
18395         * config/i386/predicates.md, config/m32r/m32r.h
18396         * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
18397         * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
18398         * config/sparc/sparc.h, doc/tm.texi:
18399         Replace all occurrences of NIL with UNKNOWN.
18401 2004-08-18  Zack Weinberg  <zack@codesourcery.com>
18403         * dojump.c (do_jump <unordered_bcc>): Do not recursively call
18404         self with a TRUTH_ORIF_EXPR; generate the appropriate jump
18405         sequence inline.  Move drop_through_label code into this
18406         block, being the only place it is used.  Adjust comments.
18408 2004-08-18  Fariborz Jahanian <fjahanian@apple.com>
18410         * config/rs6000/altivec.md: Add new patterns for calls to
18411         save_world/rest_world functions.
18413         * config/rs6000/rs6000-protos.h: (save_world_operation,
18414         restore_world_operation) new declarations.
18416         * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
18417         field added.
18418         (rs6000_stack_info): Set world_save_p field.
18419         (save_world_operation): New function.
18420         (restore_world_operation): New function.
18421         (compute_save_world_info): New function.
18422         (rs6000_stack_info): Call compute_save_world_info.
18423         (rs6000_emit_prologue): Check for world_save_p and generate
18424         pattern to call save_world for saving all non-volatile and
18425         special registers.
18426         (rs6000_emit_epilogue): Check for world_save_p and generate
18427         pattern to call rest_world to restore saved registers.
18429         config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
18430         FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
18431         (rs6000_reg_names): New entries added for save_world_operation and
18432         restore_world_operation.
18434 2004-08-18  Caroline Tice  <ctice@apple.com>
18436         * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
18437         "-freorder-blocks-and-partition" to the flags used in second
18438         stage of profiledbootstrap.
18439         * bb-reorder.c (push_to_next_round_p): Add new variable,
18440         next_round_is_last; set and use variable to make sure, when
18441         partitioning, that the last trace construction round consists
18442         of all (and only) cold basic blocks.
18443         (rotate_loop): Don't copy blocks that end in a section
18444         crossing jump.
18445         (copy_bb): Correctly initialize "partition" of duplicated bb.
18446         (add_unlikely_executed_notes): Add a comment.
18447         (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
18448         to make sure, if function contains hot blocks, that the
18449         successors of ENTRY_BLOCK_PTR are hot; also, only look for
18450         crossing edges if the architecture supports named sections.
18451         (mark_bb_for_unlikely_executed_section): Modify to always
18452         insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
18453         the basic block note insn.
18454         (fix_crossing_unconditional_branches): Remove extra space.
18455         (fix_edges_for_rarely_executed_code): Modify to only do
18456         partitioning work if the architecture supports named sections.
18457         (reorder_basic_blocks): Modify to only add
18458         NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
18459         supports named sections.
18460         * c-common.c (handle_section_attribute): Initialize new global
18461         variable, user_defined_section_attribute, to true if user has
18462         specified one.
18463         * cfgcleanup.c (try_forward_edges): Modify to not attempt to
18464         forward edges that cross section boundaries.
18465         * cfglayout.c (fixup_reorder_chain): Modify to only fix up
18466         partitioning information if the architecture supports named
18467         sections.
18468         * cfgrtl.c (target.h): Add statement to include this.
18469         (rtl_split_block): Make sure newly created bb gets correct
18470         partition.
18471         (try_redirect_by_replacing_jump): Make sure redirection isn't
18472         attempting to cross section boundaries.
18473         (force_nonfallthru_and_redirect): Only do partition fix up if
18474         architecture supports named sections.
18475         (rtl_split_edge): Make sure newly created bb ends up in
18476         correct partition.
18477         (commit_one_edge_insertion): Remove code that incorrectly
18478         updated basic block partition; Make sure partition fix up only
18479         happens if architecture supports named sections and it's not
18480         already done.
18481         (rtl_verify_flow_info_1): Fix if-condition on test/error
18482         condition that fallthru edges are not allowed to cross section
18483         boundaries.
18484         * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
18485         * final.c (final_scan_insn): Remove redundant test from if-statement;
18486         change calls to text_section into calls to function_section; add code
18487         to only to partitioning fix up if architecture supports named
18488         sections.
18489         * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
18490         partition.
18491         (if_convert): Add targetm.have_named_sections to test.
18492         * output.h (unlikely_section_label): Extern declaration for new global
18493         variable.
18494         (unlikely_text_section_name): Likewise.
18495         * opts.c (decode_options): If both partitioning and DWARF debugging
18496         are turned on, issue a warning that this doesn't work, and change
18497         partitiong to basic block reordering (without hot/cold partitions).
18498         * passes.c (rest_of_handle_final): Re-set new global variable,
18499         user_defined_section_attribute, to false.
18500         (rest_of_compilation): Change options for calling partitioning
18501         function: Don't call if the user defined the section attribute, and
18502         don't call if DECL_ONE_ONLY is true for the current function.
18503         * predict.c (choose_function_section): Return immediately if we
18504         are doing hot/cold partitioning (i.e. let the basic block partitioning
18505         determine where the function belongs).
18506         * reg-stack.c (emit_swap_insn): Add condition to step over
18507         NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
18508         * toplev.c (user_defined_section_attribute): New global variable.
18509         * toplev.h (user_defined_section_attribute): Extern declaration
18510         for new global variable.
18511         * varasm.c (unlikely_section_label): New global variable.
18512         (unlikely_text_section_name): New global variable.
18513         (unlikely_text_section): Add code to initialize
18514         unlikely_text_section_name if necessary; modify to use
18515         unlikely_text_section_name and unlikely_section_label; also to use
18516         named_section properly.
18517         (in_unlikely_text_section): Modify to work correctly with
18518         named_section and to use unlikely_text_section_name.
18519         (named_section): Add code to work properly with cold section.
18520         (function_section): Clean up if-statement.
18521         * config/darwin.c (darwin_asm_named_section): Return to original
18522         code, removing use of SECTION_FORMAT_STRING.
18523         * config/arm/pe.h (switch_to_section): Add case for
18524         in_unlikely_executed_text to switch statement.
18525         * config/i386/cygming.h (switch_to_section): Likewise.
18526         * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
18527         (SECTION_FORMAT_STRING): Likewise.
18528         * config/mcore/mcore.h (switch_to_section): Likewise.
18529         * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
18530         (SECTION_FORMAT_STRING): Remove.
18532 2004-08-18  Roger Sayle  <roger@eyesopen.com>
18534         * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
18535         -ffixed-reg safe, by preserving the meanings of zero and one.
18536         (CALL_USED_REGISTERS): Likewise.
18537         (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
18539 2004-08-18  Kaz Kojima  <kkojima@gcc.gnu.org>
18541         * config/sh/sh.c (split_branches): Check the result of
18542         next_active_insn.
18543         (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
18544         Call rtl_register_cfg_hooks.
18546 2004-08-18  Richard Henderson  <rth@redhat.com>
18548         * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
18549         * alias.c (true_dependence): Update to match new semantics.
18550         (canon_true_dependence, write_dependence_p): Likewise.
18551         (anti_dependence, output_dependence): Update write_dependence_p args.
18552         (unchanging_anti_dependence): Remove.
18553         * calls.c (purge_mem_unchanging_flag): Remove.
18554         (fixup_tail_calls): Don't call it.
18555         (expand_call): Don't add unchanging memory to function usage.
18556         * expr.c (emit_block_move_via_libcall): Likewise.
18557         (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
18558         (get_subtarget): Don't use RTX_UNCHANGING_P.
18559         (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
18560         (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
18561         * combine.c (get_last_value_validate): Use MEM_READONLY_P.
18562         * cse.c (insert): Don't use RTX_UNCHANGING_P.
18563         (cse_insn, canon_hash): Use MEM_READONLY_P.
18564         * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
18565         instead of RTX_UNCHANGING_P.
18566         * explow.c (maybe_set_unchanging): Remove.
18567         * expr.h (maybe_set_unchanging): Remove.
18568         * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
18569         * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
18570         (assign_parm_setup_reg, expand_function_start): Likewise.
18571         * integrate.c (copy_rtx_and_substitute): Likewise.
18572         * ra-rewrite.c (emit_colors): Likewise.
18573         * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
18574         (fixup_match_1): Likewise.
18575         * reload1.c (reload, alter_reg): Likewise.
18576         * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
18577         not RTX_UNCHANGING_P.
18578         (equiv_init_varies_p): Likewise.
18579         * loop-invariant.c (check_maybe_invariant): Likewise.
18580         * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
18581         * loop.c (note_addr_stored): Likewise.
18582         (prescan_loop): Likewise. Don't check function usage for clobbered
18583         unchanging memory.
18584         * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
18585         not RTX_UNCHANGING_P.
18586         (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
18587         * varasm.c (force_const_mem): Likewise.
18588         * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
18589         * web.c (entry_register): Likewise.
18590         * tree-gimple.h (get_base_address): Move decl ...
18591         * tree.h: ... here.
18592         * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
18594         * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
18595         called via for_each_rtx.  Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
18596         (alpha_set_memflags): Update to match.
18598         * config/darwin.c (machopic_indirect_data_reference): Set
18599         MEM_READONLY_P instead of RTX_UNCHANGING_P.
18600         (machopic_indirect_call_target): Likewise.
18601         (machopic_legitimize_pic_address): Likewise.
18602         * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
18603         arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
18604         * config/arm/arm.md (load_multiple, store_multiple): Likewise.
18605         * config/frv/frv.md (symGOT2reg): Likewise.
18606         * config/i386/i386.c (legitimize_pic_address,
18607         legitimize_tls_address, ix86_split_to_parts): Likewise.
18608         * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
18609         * config/ia64/ia64.md (load_fptr): Likewise.
18610         * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
18611         * config/m68k/m68k.c (legitimize_pic_address): Likewise.
18612         * config/mcore/mcore.c (block_move_sequence): Likewise.
18613         * config/mn10300/mn10300.md (symGOT2reg): Likewise.
18614         * config/pa/pa.c (legitimize_pic_address): Likewise.
18615         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
18616         (rs6000_emit_move): Likewise.
18617         * config/s390/s390.c (legitimize_pic_address): Likewise.
18618         (legitimize_tls_address): Likewise.
18619         * config/s390/s390.md (casesi): Likewise.
18620         * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
18621         * config/sh/sh.md (symGOT2reg): Likewise.
18622         * config/sparc/sparc.c (legitimize_pic_address): Likewise.
18623         * config/v850/v850.md (casesi): Likewise.
18625         * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
18626         * config/iq2000/iq2000.c (save_restore_insns): Likewise.
18627         * config/mips/mips.c (mips_restore_gp): Likewise.
18628         (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
18629         * config/sh/sh.c (sh_reorg): Likewise.
18631 2004-08-18  Richard Henderson  <rth@redhat.com>
18633         * tree.h (struct tree_decl): Add gimple_formal_temp.
18634         (DECL_GIMPLE_FORMAL_TEMP_P): New.
18635         * gimplify.c (pop_gimplify_context): Clear it.
18636         (lookup_tmp_var): Set it, if is_formal.
18637         (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
18638         Use is_gimple_val for VECTOR.  Simplify return value.
18639         (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
18640         (gimplify_expr): Likewise.
18641         * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
18642         is_gimple_tmp_rhs for clarity.  Update all callers.
18643         (is_gimple_reg_rhs): Simplify logic.
18644         (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
18645         clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
18646         (is_gimple_formal_tmp_reg): Similarly.
18647         * tree-gimple.h: Update decls.
18648         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
18649         DECL_IGNORED_P, not DECL_ARTIFICIAL.  Tidy formatting.
18650         * tree-ssa-live.c (var_union, type_var_init): Likewise.
18652 2004-08-18  Paolo Bonzini  <bonzini@gnu.org>
18654         * c4x.c (legitimize_operands): Remove calls to
18655         preserve_subexpressions_p.
18657 2004-08-18  David Edelsohn  <edelsohn@gnu.org>
18659         * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
18660         * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
18662 2004-08-18  Ziemowit Laski  <zlaski@apple.com>
18664         * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
18665         Objective-C++ extensions.
18666         * gengtype.c (get_file_basename): Match entire subdirectory name
18667         ('cp', 'objc', 'objcp') rather than just its suffix.
18668         (get_base_file_bitmap): Allow for files to belong to more than one
18669         language.
18670         (get_output_file_with_visibility): Treat objc/objc-act.h as a header
18671         used by more than one front-end.
18673 2004-08-18  Richard Earnshaw  <rearnsha@arm.com>
18675         * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
18676         avoid use of preserve_subexpressions_p.
18678 2004-08-17  Richard Henderson  <rth@redhat.com>
18680         PR 17051
18681         * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
18683 2004-08-17  DJ Delorie  <dj@redhat.com>
18685         * doc/extend.texi: Document new xstormy16 attribute.
18687         * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
18688         (xstormy16_splittable_below100_or_register): New.
18689         (combine_bnp): New.
18690         (xstormy16_reorg): New.
18691         (TARGET_MACHINE_DEPENDENT_REORG): Define.
18693         * config/stormy16/stormy16.md (movqi_internal): Make name public.
18694         (movhi_internal): Likewise.
18695         (cbhranchhi): Likewise.
18696         (cbhranchhi_neg): Likewise.
18697         (andhi3): Only allow splittable below100 operands.
18698         (iorhi3): Likewise.
18699         (peephole2): New and/zero_extend->and peephole.
18700         (peephole2): New load/ior/save->set1 peephole.
18701         (peephole2): New load/and/save->clr1 peephole.
18702         (bclrx, bclrx2, bclr7, bclr15): New.
18703         (bsetx, bsetx2, bset7, bset15): New.
18705         * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
18706         liberal about acceptable 'B' masks.
18708         * config/stormy16/stormy16-protos.h
18709         (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
18710         xstormy16_below100_operand, xstormy16_below100_or_register,
18711         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
18712         (PREDICATE_CODES): Add new predicates.
18714         * config/stormy16/stormy16.c
18715         (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
18716         xstormy16_below100_operand, xstormy16_below100_or_register,
18717         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
18718         (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
18719         (xstormy16_legitimate_address_p): Allow below100 symbols.
18720         (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
18721         (xstormy16_expand_move): Leave below100 operands as-is.
18722         (xstormy16_encode_section_info): Encode below100 symbols.
18723         (xstormy16_strip_name_encoding): New.
18724         (xstormy16_print_operand): Print 'b' as shift mask.
18725         (xstormy16_attribute_table): Add below100 attributes.
18726         (xstormy16_handle_below100_attribute): New.
18728         * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
18729         (XSTORMY16_SECTION_FUNCTION): New.
18730         (EXTRA_SECTION_FUNCTIONS): Define using the above.
18731         (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
18732         (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
18733         (ASM_OUTPUT_LABELREF): Define.
18735         * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
18736         (movhi_internal): Add below100 support.
18737         (andhi3): Add below100 support.
18738         (iorhi3): Add below100 support.
18739         (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
18741 2004-08-17  James E Wilson  <wilson@specifixinc.com>
18743         * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
18744         of VOIDmode for comparison code mode.
18745         * config/mips/mips.md: For conditional move patterns, use mode of
18746         first compare operand for comparison mode, instead of VOIDmode.
18748         * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
18749         normal and -ffast-math code.
18751 2004-08-17  Mark Mitchell  <mark@codesourcery.com>
18753         PR c++/15871
18754         * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
18756 2004-08-17  Robert Bowdidge  <bowdidge@apple.com>
18758         * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
18760 2004-08-17  Andreas Tobler  <a.tobler@schweiz.ch>
18762         * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
18763         for non Darwin targets.
18764         (*call_value_nonlocal_darwin64): Likewise.
18766 2004-08-17  Fariborz Jahanian <fjahanian@apple.com>
18768         * config/rs6000/rs6000.c (rs6000_function_value): Check for
18769         altivec mode for altivec return register.
18771 2004-08-17  David Edelsohn  <edelsohn@gnu.org>
18773         Revert 2004-08-16  Stan Shebs  <shebs@apple.com>
18774         * config/darwin.c (macho_indirect_data_reference): Add DImode case.
18775         * config/rs6000/rs6000.md: Include darwin.md.
18776         (builtin_setjmp_receiver): Add DImode case.
18777         * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
18778         Darwin bits.
18780 2004-08-17  Dorit Naishlos  <dorit@il.ibm.com>
18782         * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
18783         trees.
18784         * tree-vectorizer.h: New File: Same.
18785         * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
18786         * common.opt (ftree-vectorize): New flag to enable vectorization.
18787         * timevar.def (TV_TREE_VECTORIZATION): New dump file for
18788         vectorization pass.
18789         * tree-data-ref.h (init_data_ref): Additional argument.
18790         (array_base_name_differ_p): Moved to tree-data-ref.c.
18791         * tree-data-ref.c (array_base_name_differ_p): Revised.
18792         (initialize_data_dependence_relation): Call array_base_name_differ_p
18793         with an extra argument.
18794         (analyze_all_data_dependences): Same.
18795         (init_data_ref): Additional argument is_read to set DR_IS_READ.
18796         * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
18797         file.
18798         * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
18799         * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
18800         * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
18801         vectorization pass.
18802         * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
18803         (tree_ssa_loop_done): Call scev_finalize.
18804         (tree_vectorize): Define the new vectorization pass.
18805         * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
18806         size of the vector they support (until support for multiple vector
18807         sizes is added to the vectorizer).
18808         * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
18809         * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
18810         * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
18811         documentation.
18813 2004-08-17  Nathan Sidwell  <nathan@codesourcery.com>
18815         * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
18816         usage.
18817         (generate_protocol_list, handle_impent): Likewise.
18819 2004-08-17  Roger Sayle  <roger@eyesopen.com>
18821         * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
18822         ensure that call_used_regs is a superset of both fixed_regs and
18823         call_really_used_regs.
18825 2004-08-17  Daniel Bornstein  <danfuzz@milk.com>
18827         PR target/17019
18828         * arm.md (addsi3_cbranch_scratch): Correct case labels.
18830 2004-08-17  Paolo Bonzini  <bonzini@gnu.org>
18832         PR middle-end/17036
18833         * fold-const.c (fold): Check for integer operand when
18834         folding (A >> N) & 1 ? (1 << N) : 0.  Fix from Andrew
18835         Pinski  <pinskia@physics.uc.edu>.
18837 2004-08-17  Paolo Bonzini  <bonzini@gnu.org>
18839         * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
18840         No need to check if in a cross configuration.
18841         * configure: Regenerate.
18843         * calls.c (precompute_register_parameters):
18844         Inline preserve_subexpressions_p ().
18845         * expmed.c (expand_mult_const, emit_store_flag): Likewise.
18846         * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
18847         Likewise.
18848         * expr.c (get_subtarget): Likewise.
18849         * rtl.h (preserve_subexpressions_p): Remove.
18850         * stmt.c (preserve_subexpressions_p): Remove.
18852         * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
18853         TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
18854         Abort on gimplified cases.
18856 2004-08-16  James E Wilson  <wilson@specifixinc.com>
18858         * tree.h (VECTOR_FLOAT_TYPE_P): New.
18859         (FLOAT_TYPE_P): Use it.
18860         * c-typeck.c (build_binary_op): After convert calls, check for
18861         check for ERROR_MARK operands.
18863 2004-08-16  Zack Weinberg  <zack@codesourcery.com>
18865         * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
18866         (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
18867         (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
18868         (genobjs static pattern rule): Remove %.c dependency.
18869         ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
18870         Rename rules; delete commands; fix dependencies.
18871         (mostlyclean): Do not delete temporary source copies.
18872         * configure.ac: Delete all references to BUILD_PREFIX and
18873         BUILD_PREFIX_1.
18874         * configure: Regenerate.
18876         * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
18877         Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
18878         basic-block.h #ifdef GENERATOR_FILE.  Surround some more code
18879         with #ifndef GENERATOR_FILE so that nothing from those headers
18880         is used.
18882         * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
18884 2004-08-16  Adam Nemet  <anemet@lnxw.com>
18886         * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
18888 2004-08-16  Andrew Pinski  <apinski@apple.com>
18890         * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
18891         extraneous semicolon.
18893 2004-08-16  Devang Patel  <dpatel@apple.com>
18895         * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
18896         * print-tree.c (print_node): Print DECL_PRESERVE_P.
18897         * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
18898         (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
18899         * target.h (struct gcc_target): New member, mark_decl_preserved.
18900         * hooks.c (hook_void_charptr): Rename to ...
18901         (hook_void_constcharptr): ... new name.
18902         * hooks.h (hook_void_charptr): Rename to ..
18903         (hook_void_constcharptr): ... new name.
18904         * tree.h (DECL_PRESERVE_P): New #define.
18905         (struct tree_decl): New member, preserve_flag.
18906         * varasm.c (assemble_start_function): Mark decl preserved.
18907         (assemble_variable): Same.
18908         * darwin.c (darwin_mark_decl_preserved): New function.
18909         * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
18910         * darwin-protos.h (darwin_mark_decl_preserved): New decl.
18911         * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
18913 2004-08-16  Joseph S. Myers  <jsm@polyomino.org.uk>
18915         * c-decl.c (grokdeclarator): Allow for function definition where
18916         innermost declarator has attributes.
18918 2004-08-16  Fariborz Jahanian <fjahanian@apple.com>
18920         * except.c (get_exception_filter, build_post_landing_pads,
18921         dw2_build_landing_pads): Use target-specific mode for 'filter'.
18922         * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
18923         * target.h (eh_return_filter_mode): New field added.
18924         * targhooks.c (default_eh_return_filter_mode): Defined.
18925         * targhooks.h (default_eh_return_filter_mode): Declared.
18926         * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
18928 2004-08-16  Nathanael Nerode  <neroden@gcc.gnu.org>
18930         * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
18931         ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
18932         * configure: Regenerate.
18934 2004-08-16  Stan Shebs  <shebs@apple.com>
18936         Basic support for 64-bit Darwin.
18937         * config/darwin.c (macho_indirect_data_reference): Add DImode case.
18938         (machopic_legitimize_pic_address): Similarly, plus use Pmode
18939         instead of SImode.
18940         * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
18941         (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
18942         (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
18943         (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
18944         (PROCESSOR_DEFAULT64): Define.
18945         * config/rs6000/darwin.md: New file, patterns specific to 64-bit
18946         Darwin.
18947         * config/rs6000/rs6000.md: Include darwin.md.
18948         (builtin_setjmp_receiver): Add DImode case.
18949         * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
18950         Darwin.
18951         (TARGET_ASM_ALIGNED_DI_OP): Ditto.
18952         (rs6000_emit_move): Add DImode case to Darwin bits.
18953         (machopic_output_stub): Use .quad if 64-bit.
18954         * invoke.texi: Document -m32 and -m64.
18956 2004-08-16  Janis Johnson  <janis187@us.ibm.com>
18958         * doc/extend.texi (AltiVec builtins): Document additional differences
18959         from the Motorola AltiVec PIM.
18961 2004-08-16  Nathan Sidwell  <nathan@codesourcery.com>
18963         * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
18964         * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
18965         (struct tree_common): Update public_flag documentation.
18967 2004-08-16  Nathanael Nerode  <neroden@gcc.gnu.org>
18969         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
18970         Check for artificial variables, not is_gimple_tmp_var.
18971         * tree-ssa-live.c (var_union): Likewise.
18973 2004-08-16  Nathan Sidwell  <nathan@codesourcery.com>
18975         * calls.c (load_register_parameters): Remove spurious FIXME token.
18977 2004-08-15  Ziemowit Laski  <zlaski@apple.com>
18979         * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
18980         (c-lang.o): Depend on c-objc-common.h.
18981         (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
18982         c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
18983         * c-lang.c: Include c-objc-common.h.
18984         (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
18985         LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
18986         LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
18987         LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
18988         LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
18989         LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
18990         LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
18991         LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
18992         LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
18993         LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
18994         LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
18995         LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
18996         LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
18997         LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
18998         LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
18999         LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
19000         LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
19001         LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
19002         LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
19003         LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
19004         LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
19005         LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
19006         LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
19007         LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
19008         Move to c-objc-common.h.
19009         * c-objc-common.c: Include c-objc-common.h.
19010         * c-objc-common.h: New file.
19012 2004-08-15  Andreas Tobler  <a.tobler@schweiz.ch>
19013             Andrew Pinski  <pinskia@physics.uc.edu>
19015         PR target/14931
19016         * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
19017         style.
19019 2004-08-15  Nathan Sidwell  <nathan@codesourcery.com>
19021         * tree.h (build_int_cst): New.
19022         (build_int_2): Remove.
19023         * tree.c (build_int_2): Remove.
19024         (build_int_cst): New.
19025         (make_vector_type, build_common_tree_nodes,
19026         build_common_tree_nodes_2): Use build_int_cst.
19027         * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
19028         expand_builtin_strpbrk, expand_builtin_fputs,
19029         build_string_literal, expand_builtin_printf,
19030         expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
19031         fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
19032         fold_builtin_isdigit, simplify_builtin_strstr,
19033         simplify_builtin_strpbrk, fold_builtin_fputs,
19034         simplify_builtin_sprintf): Use build_int_cst.
19035         * c-common.c (start_fname_decls, fix_string_type,
19036         c_common_nodes_and_builtins, c_init_attributes,
19037         shorten_compare): Likewise.
19038         * c-decl.c (complete_array_type,
19039         check_bitfield_type_and_width): Likewise.
19040         * c-lex.c (interpret_integer, lex_charconst): Likewise.
19041         * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
19042         * c-pretty-print.c (pp_c_integer_constant): Likewise.
19043         * c-typeck.c (really_start_incremental_init, push_init_level,
19044         set_nonincremental_init_from_string): Likewise.
19045         * calls.c (load_register_parameters): Likewise.
19046         * convert.c (convert_to_pointer): Likewise.
19047         * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
19048         build_fn_info_type, build_ctr_info_value, build_gcov_info):
19049         Likewise.
19050         * except.c (init_eh, assign_filter_values, assign_filter_values):
19051         Likewise.
19052         * expmed.c (store_fixed_bit_field, extract_bit_field,
19053         extract_fixed_bit_field, extract_split_bit_field, expand_shift,
19054         expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
19055         expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
19056         * expr.c (convert_move, emit_group_load, emit_group_store,
19057         expand_assignment, store_constructor, store_field,
19058         expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
19059         * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
19060         invert_truthvalue, optimize_bit_field_compare,
19061         decode_field_reference, all_ones_mask_p, constant_boolean_node,
19062         fold_div_compare, fold, fold_read_from_constant_string,
19063         fold_negate_const, fold_abs_const, fold_not_const): Likewise.
19064         * function.c (assign_parm_setup_block): Likewise.
19065         * stmt.c (shift_return_value, expand_end_case_type,
19066         estimate_case_costs): Likewise.
19067         * stor-layout.c (layout_type, initialize_sizetypes,
19068         set_min_and_max_values_for_integral_type): Likewise.
19069         * tree-chrec.c (chrec_fold_multiply_poly_poly,
19070         reset_evolution_in_loop): Likewise.
19071         * tree-chrec.h (build_polynomial_chrec): Likewise.
19072         * tree-complex.c (build_replicated_const): Likewise.
19073         * tree-eh.c (honor_protect_cleanup_actions,
19074         lower_try_finally_onedest, lower_try_finally_copy,
19075         lower_try_finally_switch): Likewise.
19076         * tree-mudflap.c (mf_build_string, mx_register_decls,
19077         mudflap_register_call, mudflap_enqueue_constant): Likewise.
19078         * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
19079         * tree-pretty-print.c (dump_generic_node): Likewise.
19080         * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
19081         Likewise.
19082         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
19083         * tree-ssa-loop-niter.c (number_of_iterations_cond,
19084         loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
19085         Likewise.
19087         * config/alpha/alpha.c (alpha_initialize_trampoline,
19088         alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
19089         * config/arm/arm.c (arm_get_cookie_size): Likewise.
19090         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
19091         * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19092         * config/i860/i860.c (i860_va_start): Likewise.
19093         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
19094         * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
19095         mips_gimplify_va_arg_expr): Likewise.
19096         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
19097         * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
19098         add_compiler_branch_island): Likewise.
19099         * config/s390/s390.c (s390_va_start): Likewise.
19100         * config/sh/sh.c (sh_va_start): Likewise.
19101         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
19102         Likewise.
19103         * config/xtensa/xtensa.c (xtensa_va_start,
19104         xtensa_gimplify_va_arg_expr): Likewise.
19106         * objc/objc-act.c (build_objc_string_object,
19107         build_objc_symtab_template, init_def_list, init_objc_symtab,
19108         init_module_descriptor, generate_static_references,
19109         build_selector_translation_table, get_proto_encoding,
19110         build_typed_selector_reference, build_selector_reference,
19111         build_next_objc_exception_stuff,
19112         build_method_prototype_list_template, generate_descriptor_table,
19113         generate_protocols, build_protocol_initializer,
19114         build_ivar_list_template, build_method_list_template,
19115         build_ivar_list_initializer, generate_ivars_list,
19116         generate_dispatch_table, generate_protocol_list,
19117         build_category_initializer, build_shared_structure_initializer,
19118         generate_shared_structures, handle_impent,
19119         generate_objc_image_info): Use build_int_cst.
19121 2004-08-15  Ben Elliston  <bje@au.ibm.com>
19123         * vec.h: Comment improvements.
19125 2004-08-14  Roger Sayle  <roger@eyesopen.com>
19127         * c-common.c (shorten_compare, pointer_int_sum,
19128         c_common_truthvalue_conversion, boolean_increment): Replace calls
19129         to build with calls to buildN.
19130         * c-decl.c (complete_array_type, grokdeclarator): Likewise.
19131         * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
19132         gimplify_switch_stmt): Likewise.
19133         * c-typeck.c (default_function_array_conversion,
19134         build_component_ref, build_array_ref, build_function_call,
19135         pointer_diff, build_unary_op, build_conditional_expr,
19136         build_compound_expr, build_modify_expr, c_finish_goto_label,
19137         c_finish_goto_ptr, c_finish_return, c_finish_loop,
19138         c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
19139         build_binary_op): Likewise.
19141 2004-08-15  Steven Bosscher  <stevenb@suse.de>
19143         * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
19145 2004-08-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
19147         * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
19148         curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
19149         * fixinc/fixincl.x: Rebuilt.
19151 2004-08-14  Richard Sandiford  <rsandifo@redhat.com>
19153         * config/mips/mips-protos.h (mips_symbolic_constant_p)
19154         (mips_atomic_symbolic_constant_p, mips_stack_address_p)
19155         (mips_small_data_pattern_p): Declare.
19156         * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
19157         (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
19158         * config/mips/mips.c (mips_symbolic_constant_p): Make global.
19159         (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
19160         (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
19161         (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
19162         (reg_or_const_float_1_operand, hilo_operand, extend_operator)
19163         (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
19164         (pc_or_label_operand, call_insn_operand, move_operand)
19165         (consttable_operand, symbolic_operand, general_symbolic_operand)
19166         (global_got_operand, local_got_operand, stack_operand)
19167         (fp_register_operand, lo_operand, fcc_register_operand): Delete.
19168         (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
19169         (mips_small_data_pattern_p): Replace previous small_data_pattern
19170         predicate.  Turn into a bool () (rtx) function.
19171         * config/mips/predicates.md: New file.
19172         * config/mips/mips.md: Include it.  Use the target-independent
19173         comparison_operator instead of cmp_op.  Rename trap_cmp_op to
19174         trap_comparison_operator and equality_op to equality_operator.
19175         Replace uses of small_int with the equivalent const_arith_operand.
19176         Rename reg_or_const_float_1_operand to reg_or_1_operand.  Rename
19177         const_float_1_operand to const_1_operand.  Rename fcc_register_operand
19178         to fcc_reload_operand.
19179         * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
19181 2004-08-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
19183         PR libstdc++/17005 partial fix.
19184         * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
19185         except when generating ANSI/C89 code.
19187 2004-08-14  Nathan Sidwell  <nathan@codesourcery.com>
19189         * c-common.c (shorten_compare): Use force_fit_type directly.
19191 2004-08-14  Gerald Pfeifer  <gerald@pfeifer.com>
19192             Dimitri Papadopoulos-Orfanos  <papadopo@shfj.cea.fr>
19193             Dave Korn  <dk@artimi.com>
19195         * doc/install.texi (Building): Avoid duplicate reference to GNU
19196         make requirement.
19197         (*-*-solaris2*): Do not recommend GNU make any longer.  Simplify.
19199 2004-08-14  Richard Henderson  <rth@redhat.com>
19201         * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
19202         * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
19204 2004-08-13  Richard Henderson  <rth@redhat.com>
19206         * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
19207         for constant_call_address_operand.
19208         (call_value_pop_1, call_value_1): Likewise.
19209         (sibcall_value_1, call_value_1_rex64): Likewise.
19211 2004-08-13  James E Wilson  <wilson@specifixinc.com>
19213         * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
19214         Correct mode from SFmode to DFmode.
19216 2004-08-13  Ziemowit Laski  <zlaski@apple.com>
19218         * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
19219         __cstring_object and __image_info sections with the no_dead_strip
19220         attribute.
19222 2004-08-13  Roger Sayle  <roger@eyesopen.com>
19223             David Billinghurst  <David.Billinghurst@riotinto.com>
19225         PR libgfortran/15930
19226         * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
19227         * fixinc/fixincl.x: Regenerate.
19228         * fixinc/tests/base/internal/math_core.h: New file.
19230 2004-08-13  Richard Henderson  <rth@redhat.com>
19232         * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
19233         (dbxout_function_end): Remove ifdefs for it.
19234         (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
19236 2004-08-13  Richard Henderson  <rth@redhat.com>
19238         * Makefile.in (insn-preds.o): Depend on TREE_H.
19239         * genpreds.c (write_insn_preds_c): Include tree.h.
19240         * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
19241         reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
19242         const48_operand, and_operand, or_operand, mode_width_operand,
19243         mode_mask_operand, mul8_operand, const0_operand,
19244         hard_fp_register_operand, hard_int_register_operand,
19245         reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
19246         samegp_function_operand, direct_call_operand, small_symbolic_operand,
19247         global_symbolic_operand, call_operand, symbolic_operand,
19248         dtp16_symbolic_operand, dtp32_symbolic_operand,
19249         gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
19250         gottp_symbolic_operand, alpha_comparison_operator,
19251         alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
19252         signed_comparison_operator, alpha_fp_comparison_operator,
19253         divmod_operator, fix_operator, aligned_memory_operand,
19254         unaligned_memory_operand, reg_or_unaligned_mem_operand,
19255         any_memory_operand, reg_not_elim_operand, normal_memory_operand,
19256         reg_no_subreg_operand, addition_operation): Move to predicates.md.
19257         (reg_or_const_int_operand): Remove.  Replace all users with
19258         reg_or_cint_operand.
19259         (tls_symbolic_operand_1): Export.  Don't check mode or for CONST.
19260         (resolve_reload_operand): Split out of aligned_memory_operand.
19261         * config/alpha/alpha-protos.h: Update for exports.
19262         * config/alpha/alpha.h (PREDICATE_CODES): Remove.
19263         * config/alpha/alpha.md: Include predicates.md.
19264         * config/alpha/predicates.md: New file.
19266 2004-08-13  Richard Sandiford  <rsandifo@redhat.com>
19268         * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
19269         fields with a pointer to the instruction definition.
19270         (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
19271         (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
19272         (write_attr_case, write_const_num_delay_slots): Update accordingly.
19273         (write_attr_case, write_const_num_delay_slots): Write the name of
19274         an insn next to its case statement.
19275         * genoutput.c (data): Add a filename field.
19276         (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
19277         (output_insn_data): Print the location of each insn definition.
19278         * genrecog.c (write_action): Print the name of an insn above
19279         the statement that returns its code.
19281 2004-08-12  Andrew Pinski  <pinskia@physics.uc.edu>
19283         * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
19284         * config/libgloss.h: Likewise.
19285         * config/arm/arm.c (arm_gen_load_multiple): Likewise.
19286         * c4x/c4x-modes.def: Likewise.
19287         * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
19288         (c4x_rptb_nop_p): Likewise.
19289         (c4x_rptb_valid_p): Likewise.
19290         (c4x_rptb_insert): Likewise.
19291         (c4x_address_conflict): Likewise.
19292         * config/c4x/c4x.md: Likewise.
19293         * config/frv/frv.md: Likewise.
19294         * config/i386/athlon.md: Likewise.
19295         * config/i386/i386.md: Likewise.
19296         * config/i386/predicates.md: Likewise.
19297         * config/ia64/ia64.c: Likewise.
19298         * config/ia64/itanium1.md: Likewise.
19299         * config/ia64/itanium2.md: Likewise.
19300         * config/iq2000/iq2000.md: Likewise.
19301         * config/mcore/mcore.c: Likewise.
19302         * config/mips/mips.c: Likewise.
19303         * config/mips/r3900.h: Likewise.
19304         * config/mips/sb1.md: Likewise.
19305         * config/pa/milli64.S: Likewise.
19306         * config/pa/pa.c: Likewise.
19307         * config/pa/pa.h: Likewise.
19308         * config/rs6000/8540.md: Likewise.
19310 2004-08-13  Daniel Berlin  <dberlin@dberlin.org>
19312         * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
19314 2004-08-13  J"orn Rennecke <joern.rennecke@superh.com>
19316         * sh.md (cbranch define_delay) Use cond_delay_slot for
19317         non-anulled condition too.
19319 2004-08-12  David Edelsohn  <edelsohn@gnu.org>
19321         * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
19322         * config/rs6000/rs6000.h (PREDICATE_CODES): Add
19323         any_parallel_operand, lmw_operation, stmw_operation,
19324         mfcr_operation, mtcrf_operation.  Remove PARALLEL from any_operand.
19325         * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
19326         any_parallel_operand.
19327         (return_and_restore_fpregs_{si,di}): Same.
19329 2004-08-12  Zack Weinberg  <zack@codesourcery.com>
19331         * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
19332         if pred->singleton != PARALLEL, issue a warning and pretend it was.
19333         Also issue a warning for any predicate we don't know about.
19335 2004-08-12  Richard Henderson  <rth@redhat.com>
19337         * config/i386/i386.c (internal_label_prefix): Export.
19338         (internal_label_prefix_len, struct ix86_address,
19339         ix86_decompose_address, maybe_get_pool_constant,
19340         ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
19341         memory_address_length): Export.
19342         (any_fp_register_operand, fp_register_operand,
19343         register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
19344         x86_64_general_operand, x86_64_szext_general_operand,
19345         x86_64_nonmemory_operand, x86_64_movabs_operand,
19346         x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
19347         x86_64_zext_immediate_operand, const_int_1_31_operand,
19348         symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
19349         tls_symbolic_operand, global_dynamic_symbolic_operand,
19350         local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
19351         local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
19352         constant_call_address_operand, const0_operand, const1_operand,
19353         const248_operand, const_0_to_3_operand, const_0_to_7_operand,
19354         const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
19355         shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
19356         general_no_elim_operand, nonmemory_no_elim_operand,
19357         index_register_operand, q_regs_operand, flags_reg_operand,
19358         non_q_regs_operand, zero_extended_scalar_load_operand,
19359         vector_move_operand, no_seg_address_operand, sse_comparison_operator,
19360         ix86_comparison_operator, ix86_carry_flag_operator,
19361         fcmov_comparison_operator, promotable_binary_operator,
19362         cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
19363         mult_operator, div_operator, arith_or_logical_operator,
19364         memory_displacement_operand, cmpsi_operand, long_memory_operand,
19365         aligned_operand): Move to predicates.md as define_predicates.
19366         (tls_symbolic_operand_1): Remove.
19367         (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
19368         (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
19369         (legitimize_address): Merge tls_symbolic_operand contents.
19370         (ix86_expand_move): Likewise.
19371         * config/i386/i386-protos.h: Update for exports.
19372         * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
19373         (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
19374         * config/i386/i386.md: Include predicates.md.
19375         * config/i386/predicates.md: New file.
19377 2004-08-13  Mark Mitchell  <mark@codesourcery.com>
19379         PR c++/16924
19380         * config/i386/winnt.c (i386_pe_mark_dllexport): Set
19381         SYMBOL_REF_DECL.
19382         (i386_pe_mark_dllimport): Likewise.
19383         (i386_pe_encode_section_info): Likewise, when overriding
19384         dllimport attribute.
19386 2004-08-12  Geoffrey Keating  <geoffk@apple.com>
19388         * configure.ac: When testing for flex, nm, ar, and bison, check
19389         that they will actually be built.
19390         * configure: Regenerate.
19392 2004-08-12  Ulrich Weigand  <uweigand@de.ibm.com>
19394         * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
19395         (MOVE_MAX_PIECES): Define.
19397 2004-08-12  Devang patel  <dpatel@apple.com>
19399         * dbxout.c (dbxout_begin_prologue): New function.
19400         (dbx_debug_hooks): Use new begin prologue hook.
19401         (dbxout_function_end): Emit N_ENSYM.
19402         * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
19404 2004-08-12  Janis Johnson  <janis187@us.ibm.com>
19406         * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
19407         argument is float*.
19409         * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
19410         for vec_dss.
19412         * doc/extend.texi (AltiVec builtins): Fix description for recent
19413         changes.  Update operation list to match current support.
19415 2004-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
19417         * config/s390/s390.c (struct s390_frame_layout): New struct as element
19418         of struct machine_function.
19419         (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
19420         changed all uses.
19421         (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
19422         changed all uses.
19423         (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
19424         (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
19425         (s390_frame_area, s390_register_info): New functions.
19426         (s390_optimize_prolog): Renamed to s390_optimize_prologue.  Added check
19427         for base register.
19428         (s390_return_addr_rtx, s390_return_address_offset)
19429         (s390_va_start, s390_gimplify_va_arg)
19430         (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
19431         layouts.
19432         (s390_frame_info): Functionality partly moved to s390_register_info.
19433         Made adaptions for new stack layout.
19434         (save_gprs, restore_gprs): Changed meaning of second parameter and
19435         adapted all callers.
19437         * config/s390/s390.h (s390_backchain_string): New global variable.
19438         (MASK_BACKCHAIN): Removed definition.
19439         (TARGET_BACKCHAIN): Changed check.
19440         (TARGET_KERNEL_BACKCHAIN): New macro.
19441         (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
19442         (TARGET_OPTIONS): Added "backchain", "no-backchain" and
19443         "kernel-backchain".
19444         (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
19446         * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
19447         as condition.  Adjusted for new stack layout.
19449         * doc/invoke.texi: Added documentation for new option
19450         "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
19451         "-mno-backchain".
19453 2004-08-12  Paul Brook  <paul@codesourcery.com>
19455         * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
19456         (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
19458 2004-08-12  David Daney  <ddaney@avtrex.com>
19460         * java/gcj.texi: Add subsection on signal usage.
19462 2004-08-12  David Edelsohn  <edelsohn@gnu.org>
19464         * expr.c (move_by_pieces): Set alignment for move to minimum of
19465         MOVE_MAX_PIECES mode alignment and the largest non-slow mode
19466         alignment, but not less than the original alignment.
19467         (move_by_pieces_ninsns): Same.
19468         (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
19469         (store_by_pieces_1): Same.
19471 2004-08-12  Diego Novillo  <dnovillo@redhat.com>
19473         PR tree-optimization/16867
19474         * tree.c (is_global_var): New function.
19475         (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
19476         Call is_global_var.
19477         * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
19478         Update all users.
19479         (is_global_var): Declare.
19480         * tree-dfa.c (dump_variable): Display global and addressable
19481         attributes.
19482         (add_referenced_var): Clarify documentation when marking
19483         variables call-clobbered.
19484         * tree-flow-inline.h (is_call_clobbered): Call is_global_var
19485         instead of needs_to_live_in_memory.
19486         (mark_call_clobbered): If the variable is a tag, mark it
19487         DECL_EXTERNAL.
19488         * tree-gimple.c (is_gimple_reg): Don't check for
19489         TREE_ADDRESSABLE.
19490         (is_gimple_non_addressable): Likewise.
19491         * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
19492         needs to be marked call-clobbered.
19493         (setup_pointers_and_addressables): Call is_global_var instead
19494         of needs_to_live_in_memory.
19495         * tree-ssa-dce.c (need_to_preserve_store): Remove.
19496         Update all users with is_global_var.
19497         (mark_stmt_if_obviously_necessary): Fix processing of aliased
19498         stores.  Don't check the virtual definitions.  Rather, check
19499         whether the store is going into global memory.
19500         (find_obviously_necessary_stmts): Get the symbol from the PHI
19501         result.
19502         * tree-ssa-operands.c (get_call_expr_operands): Do not add
19503         clobbering may-defs if the call does not have side effects.
19505 2004-08-12  Jakub Jelinek  <jakub@redhat.com>
19507         PR c++/16276
19508         * output.h (default_function_rodata_section,
19509         default_no_function_rodata_section): New prototypes.
19510         * target.h (struct gcc_target): Add asm_out.function_rodata_section.
19511         * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
19512         (TARGET_ASM_OUT): Add it.
19513         * varasm.c (default_function_rodata_section,
19514         default_no_function_rodata_section): New functions.
19515         * final.c (final_scan_insn): Call
19516         targetm.asm_out.function_rodata_section instead of
19517         readonly_data_section.
19518         * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
19519         * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
19520         * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
19521         * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
19522         Likewise.
19523         * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
19524         * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
19525         Likewise.
19526         * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
19527         Likewise.
19528         * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
19529         * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
19530         * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
19532 2004-08-12  Paul Brook  <paul@codesourcery.com>
19534         * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
19535         frame info.
19536         * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
19537         DWARF2_UNWIND_INFO.
19539 2004-08-12  Ben Elliston  <bje@au.ibm.com>
19541         PR target/16286
19542         * config/rs6000/altivec.h: Change vector to __vector throughout.
19543         (Except for the `vector' macro itself).
19545 2004-08-12  Zack Weinberg  <zack@codesourcery.com>
19547         * genpreds.c: Add capability to generate predicate bodies as
19548         well as function prototypes.  Write function prototypes for
19549         the generic predicates too.
19550         (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
19551         (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
19552         (write_match_code, write_predicate_expr, write_one_predicate_function)
19553         (parse_option): New functions.
19554         (output_predicate_decls): Delete.
19555         (main): Read the machine description, process DEFINE_PREDICATE or
19556         DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
19557         as appropriate.
19559         * genrecog.c (struct decision_test): Replace index with
19560         struct pred_data pointer.
19561         (next_index): Remove, unused.
19562         (pred_table, preds, special_mode_pred_table): Delete.
19563         (compute_predicate_codes, process_define_predicate): New functions.
19564         (validate_pattern, add_to_sequence, write_switch): Update for
19565         new data structures.
19566         (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
19567         Check both error_count and have_error.
19569         * gensupport.c (in_fname, first_predicate): New globals.
19570         (define_pred_queue, define_pred_tail): New RTL-pattern queue.
19571         (predicate_table, last_predicate, old_pred_table)
19572         (old_special_pred_table): New statics.
19573         (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
19574         (add_predicate, init_predicate_table): New functions.
19575         (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
19576         (init_md_reader_args_cb): Use the global in_fname.  No need to zero
19577         it or max_include_len.  Call init_predicate_table.
19578         (read_rtx): Run the predicate queue after the attribute queue
19579         but before all the others.
19580         * gensupport.h (in_fname, struct pred_data, first_predicate)
19581         (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
19582         * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
19583         (DEFINE_SPECIAL_PREDICATE): New RTL codes.
19584         * dummy-conditions.c: Don't include bconfig.h, system.h,
19585         coretypes.h, tm.h, or system.h.  Do include stddef.h.
19586         Duplicate declaration of struct c_test from gensupport.h.
19588         * Makefile.in (OBJS-common): Add insn-preds.o.
19589         (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
19590         (insn-preds.c, insn-preds.o): New rules.
19591         (s-preds): Also generate insn-preds.c.
19592         (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
19593         Update dependencies.
19594         (print-rtl.o, print-rtl1.o): Correct dependencies.
19596         * recog.h: Delete prototypes of predicate functions.
19598         * doc/md.texi (Predicates): New section with complete
19599         documentation of operand/operator predicates.  Remove some
19600         incomplete documentation of predicates from other places.
19601         * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
19602         PREDICATE_CODES; indicate that both are deprecated in favor
19603         of define_predicate/define_special_predicate.
19605         * config/ia64/ia64.c: All predicate function definitions moved
19606         to ia64.md, except
19607         (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
19608         (ia64_expand_load_address, ia64_expand_move):
19609         Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
19611         * config/ia64/ia64.md: All predicates now defined here.
19612         (symbolic_operand): Is now a special predicate.
19614         * config/ia64/ia64.h: Declare ia64_section_threshold.
19615         (PREDICATE_CODES): Delete.
19617 2004-08-12  Richard Henderson  <rth@redhat.com>
19619         * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
19620         * c-semantics.c (add_stmt): Set it.
19621         * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
19622         before instantiating a variable sized type.
19624 2004-08-12  Richard Henderson  <rth@redhat.com>
19626         * stor-layout.c (round_up, round_down): Move ...
19627         * fold-const.c (round_up, round_down): ... here.  Use
19628         multiple_of_p to avoid any arithmetic at all.
19630 2004-08-12  Richard Henderson  <rth@redhat.com>
19632         * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
19633         (gimplify_init_ctor_preeval_1): New.
19634         (gimplify_init_ctor_preeval): New.
19635         (gimplify_init_ctor_eval): New.
19636         (gimplify_init_constructor): Use them.  Always gimplify the LHS
19637         object first.
19639 2004-08-12  Ziemowit Laski  <zlaski@apple.com>
19641         (This patch is part of merge of objc-improvements-branch
19642         into mainline.)
19644         * doc/frontends.texi: Mention Objective-C++ in addition to
19645         Objective-C.
19646         * doc/install.texi: Add 'obj-c++' to list of configurable
19647         languages.
19648         * doc/invoke.texi: Rename Objective-C option headings to
19649         indicate they also apply to Objective-C++.  List file
19650         extensions for Objective-C++ sources.  Mention that
19651         ObjC and ObjC++ compilations may also use C and C++ options,
19652         respectively.  Point users to doc/standards.texi for
19653         further info on ObjC and ObjC++.
19654         * doc/sourcebuild.texi: Mention the objcp/ directory and
19655         the Objective-C++ sources it contains.
19656         * doc/standards.texi: Update link to Apple ObjC site;
19657         add link to gcc readings.html WWW doc.
19659 2004-08-12  Alan Modra  <amodra@bigpond.net.au>
19661         * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
19662         and 2004-07-14 changes.
19664 2004-08-12  Paul Brook  <paul@codesourcery.com>
19666         * doc/invoke.texi: Fix typo.
19668 2004-08-11 Devang Patel  <dpatel@apple.com>
19670         * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
19671         and -no_dead_strip_inits_and_terms.
19672         (LINK_SPEC): Same.
19673         * doc/invoke.texi (Darwin Options): Document -dead_strip and
19674         -no_dead_strip_inits_and_terms.
19676 2004-08-11  Paul Brook  <paul@codesourcery.com>
19678         * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
19679         (arm_load_pic_register): ... to this.
19680         * config/arm/arm.c (arm_finalize_pic): Rename ...
19681         (arm_load_pic_register): ... to this.  Always output insns at the
19682         current location.  Load via low reg in thumb mode.
19683         (arm_expand_prologue): Call arm_load_pic_register.
19684         (thumb_expand_prologue): Ditto.
19685         * config/arm/arm.h (FINALIZE_PIC): Remove.
19686         * config/arm/arm.md (builtin_setjmp_receiver): Call
19687         arm_load_pic_register.
19689 2004-08-11  Paul Brook  <paul@codesourcery.com>
19691         * arm.c (thumb_force_lr_save): Add prototype.
19692         (thumb_compute_save_reg_mask): New function.
19693         (thumb_find_work_register): New function.
19694         (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
19695         (thumb_unexpanded_epilogue): Ditto.  Remove redundant code.
19696         Don't clobber r3 when removing pretend args.
19697         (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
19698         (thumb_output_function_prologue): Use new functions.
19699         (thumb_set_return_address): Use thumb_compute_save_reg_mask.
19700         * arm.h (THUMB_REG_PUSHED_P): Remove.
19702 2004-08-11  James E Wilson  <wilson@specifixinc.com>
19704         PR rtl-optimization/16490
19705         * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
19706         global_live_at_end for new basic block if already set for other blocks.
19708 2004-08-11 David Edelsohn  <edelsohn@gnu.org>
19710         * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
19712         * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
19713         (mfcr rlwinm rlwinm patterns): Set length to 12.
19715 2004-08-11  Andrew MacLeod  <amacleod@redhat.com>
19717         * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
19718         get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
19719         (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
19720         (start_ssa_stmt_operands): Delete.
19721         * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
19722         struct stmt_operands_d.
19723         (build_ssa_operands): New extern entry point.
19724         * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
19725         building code, replace with create_ssa_artficial_load_stmt().
19726         * tree-ssa-operands.c (struct voperands_d): Delete.
19727         (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
19728         (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
19729         (free_uses, free_defs, free_vuses, free_v_may_defs,
19730         free_v_must_defs): Remove dealloc parameter.
19731         (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
19732         (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
19733         finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
19734         vector comparisons, ssa_name reuse, and allocations here.
19735         (verify_start_operands): Delete.
19736         (finalize_ssa_stmt_operands): Set new operands by calling finalize
19737         routines.
19738         (start_ssa_stmt_operands): Move from tree-flow-inline.h.
19739         (append_def, append_usei): Simplify to simple accumulation.
19740         (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
19741         duplicates and simple accumulation.
19742         (free_ssa_operands): Free vectors in a stmt_operand structure.
19743         (build_ssa_operands): New. Create a new stmt_operand structure from
19744         a stmt and an old set of stmt_operands.
19745         (get_stmt_operands): Simplify and call build_ssa_operands.
19746         (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
19747         get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
19748         add_call_read_ops): Don't pass prev_vops around anymore.
19749         (note_addressable): Return if no stmt annotation.
19750         (copy_virtual_operands): Access v_may_def operands through a struct.
19751         (create_ssa_artficial_load_stmt): New.  Create a load stmt for DOM's
19752         hash tables without treating the stmt as a real stmt.
19753         * tree-ssa-operands.h (struct v_may_def_operand_type): New.  Access
19754         v_may_def def and use through a struct instead of 2 array elements.
19755         (struct v_may_def_optype_d): Use v_may_def_operand_type.
19756         (struct stmt_operands_d): New.  Struct for storing all operand vectors.
19758 2004-08-11  Nick Clifton  <nickc@redhat.com>
19760         * config/arm/arm.c (arm_is_longcall_p): Update comment describing
19761         this funciton's behaviour.  Return true when the current function
19762         has a section attribute and -mlong-calls is in effect.
19763         * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
19764         short-call marker when -mlong-calls is in effect and the function
19765         has a section attribute.
19767 2004-08-10  Zack Weinberg  <zack@codesourcery.com>
19769         * stmt.c (expand_return): If asked to return the RESULT_DECL,
19770         just call expand_value_return on result_rtl.
19772 2004-08-10  Richard Henderson  <rth@redhat.com>
19774         * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
19775         * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
19776         * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
19777         (add_location_or_const_value_attribute): ... not here.  Use
19778         loc_descriptor_from_tree if possible.
19779         (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
19780         Simplify address handling.  Handle DECL_VALUE_EXPR.  Handle register
19781         values specially.
19782         (loc_descriptor_from_tree): New.  Update callers.
19783         * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
19784         * gimplify.c (gimplify_decl_expr): Lower variable sized types to
19785         pointer plus dereference.  Set DECL_VALUE_EXPR.  Set save_stack.
19786         (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
19787         and BUILT_IN_STACK_RESTORE.
19788         (gimplify_expr): Lower DECL_VALUE_EXPR decls.
19789         * stmt.c (expand_stack_alloc): Remove.
19790         * tree-mudflap.c (mx_register_decls): Don't look for
19791         BUILT_IN_STACK_ALLOC.
19792         * tree-nested.c (convert_local_reference): Likewise.
19793         * tree.h (DECL_VALUE_EXPR): New.
19795 2004-08-10  Richard Henderson  <rth@redhat.com>
19797         * stor-layout.c (round_up): Check for 0/1 before dividing.
19798         (round_down): Likewise.
19800         * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
19802 2004-08-09  Mark Mitchell  <mark@codesourcery.com>
19804         * config.gcc (arm*-*-eabi*): New target.
19805         * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
19806         (TARGET_LIB_INT_CMP_BIASED): Likewise.
19807         * expmed.c (expand_divmod): Try a two-valued divmod function as a
19808         last resort.
19809         * gthr.h: Remove bogus tokens at end of #pragma.
19810         * optabs.c (expand_twoval_binop_libfunc): New function.
19811         (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
19812         (prepare_float_lib_cmp): Try reversing the condition.
19813         (debug_optab_libfuncs): New function.
19814         * optabs.h (expand_twoval_binop_libfunc): Declare.
19815         * config/arm/arm.c (arm_init_libfuncs): New function.
19816         (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
19817         (TARGET_INIT_LIBFUNCS): Define it.
19818         * config/arm/arm.h (TARGET_BPABI): New macro.
19819         * config/arm/arm-protos.h
19820         (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
19821         * config/arm/bpabi.S: New file.
19822         * config/arm/bpabi.c: Likewise.
19823         * config/arm/bpabi.h: Likewise.
19824         * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
19825         (__aeabi_drsub): Likewise.
19826         (__aeabi_dsub): Likewise.
19827         (__aeabi_dadd): Likewise.
19828         (__aeabi_ui2d): Likewise.
19829         (__aeabi_i2d): Likewise.
19830         (__aeabi_f2d): Likewise.
19831         (__aeabi_dmul): Likewise.
19832         (__aeabi_ddiv): Likewise.
19833         (__aeabi_cdrcmple): Likewise.
19834         (__aeabi_cdcmpeq): Likewise.
19835         (__aeabi_cdcmple): Likewise.
19836         (__aeabi_dcmpeq): Likewise.
19837         (__aeabi_dcmplt): Likewise.
19838         (__aeabi_dcmple): Likewise.
19839         (__aeabi_dcmpge): Likewise.
19840         (__aeabi_dcmpgt): Likewise.
19841         (__aeabi_dcmpun): Likewise.
19842         (__aeabi_d2iz): Likewise.
19843         (__aeabi_d2uiz): Likewise.
19844         (__aeabi_d2f): Likewise.
19845         * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
19846         (__aeabi_frsub): Likewise.
19847         (__aeabi_fsub): Likewise.
19848         (__aeabi_fadd): Likewise.
19849         (__aeabi_ui2f): Likewise.
19850         (__aeabi_i2f): Likewise.
19851         (__aeabi_fmul): Likewise.
19852         (__aeabi_fdiv): Likewise.
19853         (__aeabi_cfrcmple): Likewise.
19854         (__aeabi_cfcmpeq): Likewise.
19855         (__aeabi_cfcmple): Likewise.
19856         (__aeabi_fcmpeq): Likewise.
19857         (__aeabi_fcmplt): Likewise.
19858         (__aeabi_fcmple): Likewise.
19859         (__aeabi_fcmpge): Likewise.
19860         (__aeabi_fcmpgt): Likewise.
19861         (__aeabi_fcmpun): Likewise.
19862         (__aeabi_f2iz): Likewise.
19863         (__aeabi_f2uiz): Likewise.
19864         * config/arm/lib1funcs.asm (ARM_CALL): New macro.
19865         (__aeabi_uidivmod): New function or alias.
19866         (__aeabi_idivmod): Likewise.
19867         (__aeabi_idiv0): Likewise.
19868         (__aeabi_ldiv0): Likewise.
19869         (__aeabi_llsr): Likewise.
19870         (__aeabi_lasr): Likewise.
19871         (__aeabi_llsl): Likewise.
19872         (bpabi.S): Include it.
19873         * config/arm/libgcc-bpabi.ver: New file.
19874         * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
19875         (LINK_SPEC): Remove.
19876         * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
19877         __aeabi_ulcmp.
19878         * config/arm/t-bpabi: New file.
19879         * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
19880         (TARGET_LIB_INT_CMP_BIASED): Likewise.
19882 2004-08-10  David Edelsohn  <edelsohn@gnu.org>
19884         * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
19885         * config/rs6000/rs6000.md (clrmemsi): New pattern.
19886         * config/rs6000/rs6000.c (expand_block_clear): New function.
19887         (expand_block_move): Convert alignment to bits.  Use SImode and
19888         HImode for unaligned addresses if not STRICT_ALIGNMENT.
19890 2004-08-10  Caroline Tice  <ctice@apple.com>
19892         * varasm.c (unlikely_section_label): New global variable.
19893         (unlikely_text_section_name): New global variable.
19894         (text_section): Remove alignment statement.
19895         (unlikely_text_section): Remove alignment statement; use
19896         unlikely_section_label rather than hard-coded string.
19897         (assemble_start_function): Initialize unlikely_section_label and
19898         unlikely_text_section_name;  make sure cold section is properly
19899         aligned at start of function; output unlikely_section_label if
19900         appropriate.
19902 2004-08-10  Ulrich Weigand  <uweigand@de.ibm.com>
19904         * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
19905         * config/s390/s390.c (s390_canonicalize_comparison): New function.
19906         * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
19907         * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
19908         "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
19909         ("*tmqi_mem"): Remove SUBREG from pattern.
19910         ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
19911         ("*andsi3_cconly"): Likewise.
19913 2004-08-10  H.J. Lu  <hongjiu.lu@intel.com>
19915         PR target/16909
19916         * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
19918 2004-08-10  Janis Johnson  <janis187@us.ibm.com>
19920         * doc/sourcebuild.texi (compat testing): Document available test
19921         framework commands.  Use the preferred spelling of DejaGnu.
19923 2004-08-10  Daniel Berlin <dberlin@dberlin.org>
19925         * lambda.h: Add matrix type, and prototypes for remainder of
19926         matrix and vector functions.
19927         (lambda_vector_mult_const): New function.
19928         (lambda_vector_negate): Ditto.
19929         (lambda_vector_add): Ditto.
19930         (lambda_vector_add_mc): Ditto.
19931         (lambda_vector_copy): Ditto.
19932         (lambda_vector_zerop): Ditto.
19933         (lambda_vector_equal): Ditto.
19934         (lambda_vector_min_nz): Ditto.
19935         (lambda_vector_first_nz): Ditto.
19936         (lambda_vector_matrix_mult): Ditto.
19937         * lambda-mat.c: New file.
19938         * Makefile.in (lambda-mat.o): New.
19940 2004-08-10  Andrew MacLeod  <amacleod@redhat.com>
19942         * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
19943         after linking stmt into the program.
19944         (bsi_remove): Don't call modify_stmt.
19945         * tree-complex.c (update_complex_assignment,
19946         expand_complex_comparison): Call modify_stmt after changing the stmt.
19947         * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
19948         removing the stmt.
19949         * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
19950         the stmt, and only if needed.
19951         * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
19952         expression.
19953         (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
19954         (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
19955         (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
19956         (eliminate_redundant_computations): Don't pass an annotation. Call
19957         modify_stmt rather than setting the annotation directly.
19958         (record_equivalences_from_stmt): Remove unused local 'j'.
19959         (cprop_operand): Take a stmt rather than an annotation as a parameter.
19960         Call modify_stmt.
19961         (cprop_into_stmt): Pass stmt rather than annotation.
19962         (update_rhs_and_lookup_avail_expr): Call modify_stmt.
19963         * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
19964         modify_stmt.
19965         * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
19967 2004-08-10  Jason Merrill  <jason@redhat.com>
19969         PR middle-end/16948
19970         * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
19971         the RESULT_DECL.
19973 2004-08-10  Geoffrey Keating  <geoffk@apple.com>
19975         * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
19976         hash function.
19978 2004-08-10  Roger Sayle  <roger@eyesopen.com>
19980         * config/mips/mips.md: New reciprocal square root patterns that
19981         match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
19983 2004-08-10  Paul Brook  <paul@codesourcery.com>
19985         * config/arm/arm-protos.h (arm_set_return_address,
19986         thumb_set_return_address): Add prototypes.
19987         * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
19988         * config/arm/arm.c (arm_compute_func_type,
19989         use_return_insn, arm_compute_save_reg0_reg12_mask,
19990         arm_compute_save_reg_mask, arm_output_function_prologue,
19991         arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
19992         current_function_calls_eh_return.
19993         (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
19994         old eh code.
19995         (arm_set_return_address, thumb_set_return_address): New functions.
19996         * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
19997         ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
19998         * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
19999         (epilogue): Use the stackadj register.
20000         (eh_return, arm_eh_return, thumb_eh_return): New pattern.
20002 2004-08-10  Jakub Jelinek  <jakub@redhat.com>
20004         PR target/3144
20005         * expr.c (move_by_pieces_ninsns): Add max_size argument.
20006         (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
20007         (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
20008         (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
20009         but using MOVE_RATIO.
20010         (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
20011         (can_store_by_pieces): Change max_size type to unsigned int.
20012         (store_by_pieces_1): Likewise.  Pass max_size to
20013         move_by_pieces_ninsns.
20014         * config/s390/s390.h (STORE_BY_PIECES_P): Define.
20015         * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
20016         to move_by_pieces_ninsns.
20017         (STORE_BY_PIECES_P): Define.
20018         * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
20019         to move_by_pieces_ninsns.
20020         * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
20022         * config/i386/i386.h (CLEAR_RATIO): Define.
20024 2004-08-09  Paolo Bonzini  <bonzini@gnu.org>
20026         * expr.c (expand_expr_real_1): Add back code that was not dead.
20028 2004-08-09  Andrew Pinski  <apinski@apple.com>
20030         * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
20031         which is found to be compatible before returning the aliasing set.
20033 2004-08-09  Daniel Jacobowitz  <dan@debian.org>
20035         * ggc-zone.c (struct alloc_zone): Add statistics counters.
20036         (always_collect): New flag.
20037         (ggc_alloc_zone_1): Update statistics support.  Don't include
20038         overhead in allocated counter.
20039         (sweep_pages): Update allocated counter for large pages.  Don'y
20040         include overhead.
20041         (ggc_collect_1): Always collect.
20042         (ggc_collect): Honor always_collect flag.  Sum all zones to decide
20043         whether to collect.
20044         (SCALE, LABEL): New macros.
20045         (ggc_print_statistics): Add statistics support.
20047 2004-08-09  Roger Sayle  <roger@eyesopen.com>
20049         * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
20050         (init_expmed): Fix potential overrun problem with "all.reg".
20051         (expand_sdiv2_pow2): Add an alternate implementation for signed
20052         division, if the target provides a suitable conditional move insn.
20054 2004-08-09  Paul Brook  <paul@codesourcery.com>
20055         Richard Henderson  <rth@redhat.com>
20057         * unwind-dw2.c (uw_install_context_1): Update target saved stack
20058         pointer.
20060 2004-08-09  Geoffrey Keating  <geoffk@apple.com>
20062         * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
20063         Check DATA limit only if there's no AS limit.  Ignore insanely
20064         low DATA limits.
20065         (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
20066         but take care that the AS limit isn't overrun.
20067         * doc/invoke.texi: Update documentation of min-heapsize parameter.
20069 2004-08-09  Jeff Law  <law@redhat.com>
20071         * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
20072         (tree-ssa-threadupdate.o): Add dependencies.
20073         * tree-ssa-threadupdate.c: New file.
20074         * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
20075         (rewrite_vars_out_of_ssa): Remove prototype.
20076         (cleanup_tree_cfg): Returns a bool.
20077         * tree.h (thread_through_all_blocks): Prototype.
20078         * tree-outof-ssa.c  (SSANORM_*): Move into here.
20079         (remove_ssa_form): Now static.
20080         (rewrite_vars_out_of_ssa): Kill.
20081         * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
20082         * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
20083         (remove_ssa_form, register_partitions_for_vars): Kill declarations.
20084         * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
20085         anything was changed.
20086         * tree-phinodes.c (add_phi_arg): Get the block for the PHI
20087         from the PHI's annotation rather than the edge associated with
20088         the new argument.
20089         * tree-ssa-dom.c (redirection_edges): Kill.
20090         (redirect_edges_and_update_ssa_graph): Kill.
20091         (tree_ssa_dominator_optimize): Do not reset forwardable flag
20092         for blocks anymore.  Do not initialize redirection_edges.
20093         Call thread_through_all_blocks.  Simplify code for cleanup
20094         of the CFG and iterating.  No longer call cleanup_tree_cfg
20095         outside the iteration loop.
20096         (thread_across_edge): No longer mess with forwardable blocks.
20098 2004-08-09  Zack Weinberg  <zack@codesourcery.com>
20100         * explow.c (memory_address): Use memory_address_p.
20101         * recog.c (general_operand): Likewise.
20102         * regrename.c: No need to define REG_OK_STRICT.
20104 2004-08-09  Steven Bosscher  <stevenb@suse.de>
20106         * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
20107         New timers.
20108         * gcse.c: Include timevar.h.
20109         (const_prop_count, copy_prop_count): Rename to global_const_prop_count
20110         and global_copy_prop_count.
20111         (local_const_prop_count, local_copy_prop_count): New static globals.
20112         (gcse_main): Set the right timevar for each pass.
20113         (cprop_jump): Increment global_const_prop_count when a constant is
20114         propagated.  Add "GLOBAL" to dump output.
20115         (cprop_insn): Increment global_const_prop_count when a constant is
20116         propagated, or global_copy_prop_count when a copy is propagated.
20117         (do_local_cprop): Likewise for local_const_prop_count and
20118         local_copy_prop_count.
20119         (one_cprop_pass): Initialize const/cprop counters to zero.
20120         Print out results of local and global const/cprop separately.
20121         (bypass_block): Break over-length line.
20122         * Makefile.in (gcse.o): Add TIMEVAR_H dependency.  Fix dependencies
20123         for bb-reorder.o and tracer.o.
20125 2004-08-09  Paolo Bonzini  <bonzini@gnu.org>
20127         * Makefile.in (GTFILES): Remove stmt.c
20128         (stmt.o): Do not depend on gt-stmt.h.
20129         * emit-rtl.c (emit_line_note): Do not call
20130         set_file_and_line_for_stmt.
20131         * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
20132         do everything.
20133         * function.c (free_after_parsing): Do not free STMT field.
20134         (allocate_struct_function): Do not call init_stmt_for_function.
20135         (assign_stack_temp_for_type): Do not accept values of keep
20136         other than 0 or 1.
20137         (init_temp_slots): Do not initialize removed variables.
20138         * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
20139         and X_VAR_TEMP_SLOT_LEVEL fields.
20140         * rtl.h (set_file_and_line_for_stmt): Remove.
20141         * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
20142         struct stmt_status, cond_stack, case_stack, nesting_stack,
20143         nesting_depth, emit_locus, set_file_and_line_for_stmt,
20144         same_case_target_p, init_stmt_for_function, emit_nop,
20145         expand_start_cond, expand_start_elseif, expand_start_else,
20146         expand_elseif, expand_end_cond): Remove.
20147         (preserve_subexpressions_p): Remove references to CFUN->STMT.
20148         (expand_start_case, expand_end_case_type): Remove, merge into...
20149         (expand_case): ... this one, including other bits from
20150         expand_expr_real_1.  Inline same_case_target_p.  Turn members
20151         of CASE_STACK into local variables.
20152         (emit_case_bit_tests): Inline same_case_target_p.
20153         (add_case_node): Add HEAD argument, return new head of the list,
20154         do not handle default label here.
20155         * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
20156         expand_start_elseif, current_nesting_level, expand_start_case,
20157         expand_end_case_type, expand_end_case, add_case_node,
20158         init_stmt_for_function, expand_elseif): Remove prototypes.
20159         (expand_case): Add prototype.
20161 2004-08-09  Paolo Bonzini  <bonzini@gnu.org>
20163         * expr.c (expand_expr_real_1): Use optab_for_tree_code.
20165 2004-08-09  Paolo Bonzini  <bonzini@gnu.org>
20167         * expr.c (var_rtx): Remove.
20168         (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
20169         LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
20170         TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
20171         Abort.
20172         (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
20173         * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
20174         * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
20176 2004-08-08  Mostafa Hagog  <mustafa@il.ibm.com>
20177         Ayal Zaks <zaks@il.ibm.com>
20179         * common.opt (freschedule-modulo-scheduled-loops): New flag.
20180         * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
20181         * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
20182         when -freschedule-modulo-scheduled-loops flag is not specified.
20183         (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
20184         add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
20185         More accurate placing of insn in row of partial schedule.
20186         (ps_insn_find_column): New function.
20187         * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
20188         * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
20189         (schedule_region): Use sched_is_disabled_for_current_region_p.
20190         * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
20192 2004-08-07  H.J. Lu  <hongjiu.lu@intel.com>
20194         * config/i386/i386.c (ix86_expand_clrmem): Revert the last
20195         change.
20197 2004-08-07  H.J. Lu  <hongjiu.lu@intel.com>
20199         * config/i386/i386.c (ix86_expand_clrmem): Properly call
20200         gen_strset for 64bit target.
20202 2004-08-07  Olivier Hainque  <hainque@act-europe.fr>
20204         * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
20206 2004-08-07  Jason Merrill  <jason@redhat.com>
20208         Make return in memory explicit.
20209         * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
20210         (assign_parm_find_data_types): Remove code for old front end
20211         invisible reference handling.
20212         (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
20213         (expand_function_end): Likewise.
20214         * gimplify.c (gimplify_return_expr): Handle a dereferenced
20215         RESULT_DECL.
20216         * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
20217         (declare_return_variable): Handle DECL_BY_REFERENCE.
20218         * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
20219         (cp_genericize_r): Use convert_from_reference.
20220         Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
20221         (cp_genericize): Handle the RESULT_DECL.  Unset TREE_ADDRESSABLE.
20223         * c-common.c (c_warn_unused_result): Check TREE_USED before
20224         warning about a CALL_EXPR with an unused value.
20226 2004-08-06  Mark Mitchell  <mark@codesourcery.com>
20228         * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
20229         to the compiler.  Use -fshort-wchar by default.
20231 2004-08-06  Pat Haugen  <pthaugen@us.ibm.com>
20233         * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
20234         * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
20235         threshhold.
20236         * doc/invoke.texi (param): Document min-crossjump-insns.
20238 2004-08-06  Richard Sandiford  <rsandifo@redhat.com>
20240         PR c/13282
20241         * c.opt (Wmissing-field-initializers): New option.
20242         * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
20243         * c-typeck.c (pop_init_level): Guard the missing field warning with
20244         warn_missing_field_initializers rather than extra_warnings.
20245         * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
20246         some of the explanation from...
20247         (-Wextra): ...here.  Say that the missing field warning can be
20248         seperately controlled by -Wmissing-field-initializers.
20250 2004-08-06  Paolo Bonzini  <bonzini@gnu.org>
20252         * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
20253         * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
20254         * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
20255         * tree.def (ENTRY_VALUE_EXPR): Remove.
20257 2004-08-06  Jakub Jelinek  <jakub@redhat.com>
20259         * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
20260         the places where it is actually needed.  Don't use repz; stosb
20261         for -Os with sufficiently small constant sizes.
20262         For sufficiently small repz; stos{l,q} repeat counts use a sequence
20263         of stos{l,q} instructions instead.
20265 2004-08-06  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20267         PR tree-optimization/16807
20268         * loop-iv.c (dump_iv_info): Dump invariants correctly.
20269         (iv_subreg, iv_extend): Express value of invariant purely in
20270         base field.
20272 2004-08-06  Mark Mitchell  <mark@codesourcery.com>
20274         * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
20275         (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
20277 2004-08-06  Roman Zippel  <zippel@linux-m68k.org>
20279         * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
20280         * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
20281         pre_dec_operand.
20282         * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
20283         pattern until reload is finished to allow better code generation
20284         and split them completely into separate instrunctions.
20285         (*andsi3_split): New pattern.
20287 2004-08-05  Mark Mitchell  <mark@codesourcery.com>
20289         * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
20290         Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P.  Set
20291         DECL_VISIBLITY.  Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
20292         * tree.h (handle_dll_attribute): Declare.  Test
20293         TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
20294         * c-common.h (c_determine_visibility): Declare.
20295         * c-common.c (c_determine_visibility): New function.
20296         * c-decl.c (finish_decl): Use it.
20297         (finish_function): Likewise.
20298         * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
20299         zero, by default.  Use #if, not #ifdef, to test it.
20300         * config/arm/arm.c (arm_attribute_table): Use
20301         handle_dll_attribute.  Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
20302         #if.
20303         * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
20304         * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
20305         to 1.
20306         * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
20307         * config/i386/i386.c (ix86_attribute_table): Use
20308         handle_dll_attribute for dllimport/dllexport.  Test
20309         TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
20310         * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
20311         * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
20312         it to 1.
20313         * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
20314         with #if.
20315         * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
20316         it to 1.
20317         * doc/extend.texi (dllexport): Clarify and correct documentation.
20318         (dllimport): Likewise.
20319         * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
20320         handle_dll_attribute.
20322 2004-08-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20324         * tree-ssa-loop-manip.c: New file.
20325         * Makefile.in (tree-ssa-loop-manip.o): Add.
20326         * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
20327         Declare.
20328         * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
20329         form.
20330         (tree_ssa_loop_done): Verify loop closed ssa form.
20331         * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
20333 2004-08-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
20335         * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
20336         pa_asm_output_aligned_local): New functions.
20337         * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
20338         pa_asm_output_aligned_common and pa_asm_output_aligned_local.
20339         * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
20340         pa_asm_output_aligned_common.
20341         (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
20342         * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
20343         (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
20344         (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
20345         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
20346         (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
20347         (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
20348         * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
20349         common data.
20351 2004-08-05  Andrew Pinski  <apinski@apple.com>
20353         * objc/objc-act.c (build_objc_string_object): Mark the address
20354         expression as constant.
20356 2004-08-05  David Edelsohn  <edelsohn@gnu.org>
20358         * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
20359         and mask64_operand thinkos.  Handle ZERO_EXTRACT.  Handle
20360         SIGN_EXTEND / ZERO_EXTEND of MEM.  Handle rlwinm patterns.
20362 2004-08-05  Joseph S. Myers  <jsm@polyomino.org.uk>
20364         * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
20365         Remove definitions conditioned on USE_GNULIBC_1 or conditioned
20366         out, and associated obsolete comments.
20368 2004-08-05  Nathan Sidwell  <nathan@codesourcery.com>
20370         * tree.h (force_fit_type): Return a tree, take three flags.
20371         * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
20372         TREE_CONSTANT_OVERFLOW here.
20373         (int_const_binop, const_binop): Adjust.
20374         (size_int_type): Do sign extension here.
20375         (fold_convert_const, optimize_bit_field_compare,
20376         decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
20377         fold_negate_const, fold_abs_const, fold_not_const): Adjust.
20378         * tree.c (size_in_bytes, int_fits_type_p): Adjust.
20380 2004-08-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20382         PR tree-optimization/16864
20383         * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
20384         for ssa names without default_def.
20386 2004-08-05  Richard Sandiford  <rsandifo@redhat.com>
20388         * config/i386/i386.c (ix86_expand_prologue): If the function uses a
20389         frame pointer, restore eax with an ebp-relative address.
20391 2004-08-04  Geoffrey Keating  <geoffk@apple.com>
20393         PR 14516
20394         * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
20395         * c-common.h (make_rtl_for_local_static): Delete.
20396         * c-decl.c (shadow_tag_warned): Clean up comment.
20397         (finish_decl): Clean up spacing.  Use set_user_assembler_name when
20398         appropriate.  Don't pass asmspec to rest_of_decl_compilation.
20399         * c-semantics.c (make_rtl_for_local_static): Delete.
20400         * expr.c (init_block_move_fn): Use set_user_assembler_name.
20401         (init_block_clear_fn): Likewise.
20402         * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
20403         expect it to be in DECL_ASSEMBLER_NAME.  Update callers in many files.
20404         * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
20405         * tree.h (make_decl_rtl): Remove second parameter.
20406         (set_user_assembler_name): New.
20407         * varasm.c (set_user_assembler_name): New.
20408         (make_decl_rtl): Remove second parameter.  Update callers in many
20409         files.
20411 2004-08-05  Adam Nemet  <anemet@lnxw.com>
20413         * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
20414         (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*.  Update
20415         to LynxOS 4.0.
20416         * gthr-lynx.h: New file.
20417         * config/lynx-ng.h: Remove file.
20418         * config/lynx.h: Update to LynxOS 4.0.
20419         * config/t-lynx: New file.
20420         * config/i386/lynx-ng.h: Remove file.
20421         * config/i386/lynx.h: Update to LynxOS 4.0.
20422         * config/rs6000/lynxbase.h: Remove file.
20423         * config/rs6000/lynx.h: Update to LynxOS 4.0.
20424         * config/rs6000/t-lynx: New file.
20425         * doc/install.texi (Options specification): Remove reference to
20426         LynxOS from systems where --with-gnu-as makes a difference.
20428 2004-08-05  Joseph S. Myers  <jsm@polyomino.org.uk>
20430         * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
20431         __UINTMAX_TYPE__.
20432         * c-cppbuiltin.c (builtin_define_stdint_macros): New.  Define
20433         __INTMAX_MAX__.
20434         (c_cpp_builtins): Call it.
20435         * doc/cpp.texi: Update.
20437 2004-08-04  David Edelsohn  <edelsohn@gnu.org>
20439         * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
20440         cost.
20442 2004-08-04  Jan Hubicka  <jh@suse.cz>
20444         * basic-block.h (profile_staus): New global variable.
20445         * cfg.c (profile_status): Declare.
20446         (check_bb_profile): Break out from ....; use profile_status
20447         (dump_flow_info): ... here.
20448         * cfgbuild.c (find_basic_blocks): Set profile_status.
20449         * cfgexpand.c (tree_expand_cfg): Likewise.
20450         * predict.c (estimate_probability): Likewise.
20451         * profile.c (branch_prob): Likewise.
20452         * tree-cfg.c (build_tree_cfg): Likewise.
20453         (dump_function_to_file): Use check_bb_profile.
20454         * tree-pretty-print (dump_bb_header): Likewise.
20455         * tree-profile.c (do_tree_profiling): Cleanup.
20457 2004-08-04  Zack Weinberg  <zack@codesourcery.com>
20459         * Makefile.in (RTL_BASE_H, RTL_H): Correct.
20460         (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
20461         (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
20462         (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
20463         (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
20464         (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
20465         (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
20466         (ggc-none.o, errors.o): Move rule to generators section;
20467         correct dependencies.
20468         (min-insn-modes.o): Move rule to generators section; remove
20469         unnecessary explicit command; correct dependencies.
20470         (print-rtl.o, print-rtl1.o): Correct dependencies.
20471         ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
20472         (mostlyclean): Update.
20474         * errors.c: Include bconfig.h not config.h.  Correct comment.
20475         * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
20476         * ggc-none.c: Include bconfig.h; not config.h or tm.h.
20477         * print-rtl.c: Don't include tm_p.h.
20479         * rtl.h: Move forward-decl of struct function down where it's
20480         needed.  Include genrtl.h #ifndef GENERATOR_FILE, not
20481         #ifndef NO_GENRTL_H.  Remove unnecessary #ifdef BUFSIZ statements.
20483 2004-08-04  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20484             Jeff Law  <law@redhat.com>
20486         * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
20487         * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
20488         * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
20489         manipulate the duplicated ssa names.
20490         * tree-ssanames.c (ssa_names_to_rewrite): New variable.
20491         (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
20492         unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
20493         New functions.
20494         (release_ssa_name): Do not release ssa names that may have multiple
20495         definitions.
20496         * tree.h (release_ssa_name_force, mark_for_rewrite,
20497         unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
20498         marked_ssa_names): Declare.
20499         * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
20500         (duplicate_blocks): Remove call to mark_defs_for_rewrite.
20501         Update call to rewrite_ssa_into_ssa.
20503 2004-08-04  Mark Mitchell  <mark@codesourcery.com>
20505         * defaults.h (TARGET_DECLSPEC): New macro.
20506         * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
20507         * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
20508         * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
20509         * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
20510         __declspec support.
20511         (TARGET_DECLSPEC): Define.
20512         * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
20513         __declspec support.
20514         * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
20515         __declspec support.
20516         (TARGET_DECLSPEC): Define.
20517         * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
20518         __declspec support.
20519         * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
20520         support.
20521         * doc/tm.texi (TARGET_DECLSPEC): Document.
20523         * doc/extend.texi: Fix typo in comment.
20525 2004-08-04  Paul Brook  <paul@codesourcery.com>
20527         * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
20528         (TARGET_CXX): Use it.
20529         * target.h (struct gcc_target): Add cdtor_returns_this.
20530         * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
20531         (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
20532         * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
20534 2004-08-03  Nathan Sidwell  <nathan@codesourcery.com>
20536         * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
20537         low/high pair. Do range checking directly.
20538         (interpret_integer): Adjust.
20540 2004-08-04  Nick Clifton  <nickc@redhat.com>
20542         * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
20543         GCC ABI.
20544         * doc/invoke.texi: Document this new switch and also the -mrenesas
20545         switch.
20547 2004-08-04  Nathan Sidwell  <nathan@codesourcery.com>
20549         * cfglayout.c (insn_locators_initialize): Update the current
20550         location before initializing a location.
20552 2004-08-03  Zack Weinberg  <zack@codesourcery.com>
20554         * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
20555         (dbxout_function_end): Return after emitting the "Lscope" symbol
20556         under the same conditions that this function formerly wasn't called.
20557         Add explanatory comments.
20559         PR 14860
20560         * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
20561         on the new decl.
20563         PR 13956
20564         * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
20565         functions, broken out of dbxout_block.
20566         (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
20567         stabs too, if it contains symbols.  Use the begin_label and
20568         the Lscope label (emitted by dbxout_function_end) for the
20569         range of this block.
20571 2004-08-03  Nathanael Nerode  <neroden@gcc.gnu.org>
20573         * doc/install.texi: Update autoconf version requirements.
20575 2004-08-03  Zack Weinberg  <zack@codesourcery.com>
20577         * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
20578         * recog.c (general_operand, immediate_operand, nonmemory_operand)
20579         (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
20580         * regclass.c (record_reg_classes): Likewise.
20581         * reload.c (find_reloads): Likewise.
20582         * reload1.c (reload): Likewise.
20584 2004-08-03  Zack Weinberg  <zack@codesourcery.com>
20586         * gensupport.c (init_md_reader_args_cb): Renamed from
20587         init_md_reader_args.  Add third option, callback function for
20588         parsing program-specific options.  Add diagnosis of incorrect
20589         number of input files.
20590         (init_md_reader): Fold into init_md_reader_args_cb.
20591         (init_md_reader_args): Now a thin wrapper around
20592         init_md_reader_args_cb.
20593         * gensupport.h: Update prototypes.
20595         * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
20596         * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
20597         * genrecog.c: No need to diagnose lack of an input file;
20598         init_md_reader_args will handle it.
20599         * genconditions.c: Likewise, and use init_md_reader_args.
20600         * genconstants.c: Likewise, and no need to call read_md_rtx.
20602 2004-08-03  Joseph S. Myers  <jsm@polyomino.org.uk>
20604         * c-decl.c (implicitly_declare): Diagnose incompatible implicit
20605         declarations.
20607 2004-08-03  Mike Stump  <mrs@apple.com>
20609         * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
20610         for frameworks.
20611         * doc/invoke.texi (Darwin Options): Update to reflect above.
20613 2004-08-03  Roger Sayle  <roger@eyesopen.com>
20615         PR middle-end/16790
20616         * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
20617         truncations, not just global truncations.
20619 2004-08-03  Andrew Pinski  <apinski@apple.com>
20621         PR bootstrap/16865
20622         * loop-iv.c (simplify_using_assignment): Initialize lhs.
20624 2004-08-03  Paul Brook  <paul@codesourcery.com>
20626         * doc/install.texi: Document MPFR requirement.
20628 2004-08-03  Maciej W. Rozycki  <macro@linux-mips.org>
20630         * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
20631         and mmap() explicitly instead of relying on preset autoconf cache
20632         variables.
20633         * configure: Regenerate.
20635 2004-08-03  H.J. Lu  <hongjiu.lu@intel.com>
20637         PR target/16570
20638         * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
20639         to tmake_file.
20640         (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
20641         (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
20642         to tmake_file.
20644         * config/i386/t-gmm_malloc: New file.
20645         * config/i386/t-pmm_malloc: Likewise.
20647         * config/i386/xmmintrin.h: Include <mm_malloc.h>.
20649 2004-08-03  H.J. Lu  <hongjiu.lu@intel.com>
20650             Tanguy Fautré  <tfautre@pandora.be>
20652         * config/i386/pmm_malloc.h: New file.
20654 2004-08-03  Danny Smith  <dannysmith@users.sourceforge.net>
20656         * config/i386/gmm_malloc.h: New file.
20658 2004-08-03  Dale Johannesen  <dalej@apple.com>
20660         * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
20661         * c-common.c: Include opts.h.
20662         (c_common_get_alias_set): Fix check for a single input file.
20663         * toplev.c: Remove current_file_decl.
20664         * tree.h: Ditto.
20666 2004-08-03  Mark Mitchell  <mark@codesourcery.com>
20668         * config.gcc (arm*-*-symbianelf*): New target.
20669         * config/arm/symbian.h: New file.
20671         * gthr-gnat.c: Add visibility #pragmas.
20672         * gthr-gnat.h : Likewise.
20673         * gthr.h: Likewise.
20674         * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
20675         (__ffsDI2): Likewise.
20676         (__clzSI2): Likewise.
20677         (__ctzSI2): Likewise.
20678         (__ctzDI2): Likewise.
20679         (__popcountSI2): Likewise.
20680         (__popcountDI2): Likewise.
20681         (__paritySI2): Likewise.
20682         (__parityDI2): Likewise.
20683         * libgcc2.h: Add visibility #pragmas.
20684         (__clzDI2): Add prototype.
20685         (__clzSI2): Likewise.
20686         (__ctzSI2): Likewise.
20687         (__ffsDI2): Likewise.
20688         (__ffsSI2): Likewise.
20689         (__ctzDI2): Likewise.
20690         (__popcountSI2): Likewise.
20691         (__popcountDI2): Likewise.
20692         (__paritySI2): Likewise.
20693         (__parityDI2): Likewise.
20694         * unwind-dw2-fde.h: Add visibility #pragmas.
20695         * unwind.h: Likewise.
20697 2004-08-03  David Edelsohn  <edelsohn@gnu.org>
20698             Dale Johannesen  <dalej@apple.com>
20699             Roger Sayle  <roger@eyesopen.com>
20701         * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
20702         constants more accurately.  Adjust costs for FMA instructions.
20703         Add cases for most logical and float operations.  Recurse into
20704         most operands.
20706 2004-08-03  Richard Earnshaw  <rearnsha@arm.com>
20708         * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
20710 2004-08-03  Pat Haugen  <pthaugen@us.ibm.com>
20712         * ra-build.c (conflicts_between_webs): For webs that cross a call add
20713         conflicts to regs_invalidated_by_call.
20715 2004-08-03  Paul Brook  <paul@codesourcery.com>
20717         * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
20719 2004-08-03  Jan Hubicka  <jh@suse.cz>
20721         * coverage.c (tree_coverage_counter_ref): Fix computation of the new
20722         ARRAY_REF argument.
20724 2004-08-03  Richard Earnshaw  <rearnsha@arm.com>
20726         * arm-cores.def: Sort by architecture.  Add arm946es, arm966es,
20727         arm968es, arm10e, arm1020e, arm1022e.
20728         * invoke.texi: Update list of ARM cores.
20729         * arm-tune.md: Regenerate.
20731 2004-08-03  Richard Earnshaw <rearnsha@arm.com>
20733         * arm/gentune.sh: New file.
20734         * arm/t-arm: New file.
20735         * arm/arm-tune.md: New file (autogenerated).
20736         * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
20737         * arm.md (attribute tune): Delete.  Include arm-tune.md.
20739 2004-08-03  Paolo Bonzini <bonzini@gnu.org>
20741         * gcc.c (add_prefix, add_sysrooted_prefix): Remove
20742         penultimate parameter.  All callers adjusted.
20743         (struct prefix_list): Remove used_flag_ptr.
20744         (find_a_file): Do not set *pl->used_flag_ptr.
20745         (warn_B, warn_std_ptr): Remove.
20747 2004-08-03  Yossi Markovich <yossim@il.ibm.com>
20748             Mostafa Hagog <mustafa@il.ibm.com>
20750         * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
20752 2004-08-02  Geoffrey Keating  <geoffk@apple.com>
20754         * dwarf2out.c (output_call_frame_info): Don't change data format
20755         due to TARGET_USES_WEAK_UNWIND_INFO.  Always refer to the local
20756         label.  Use 'true' not '1'.
20757         * doc/install.texi (powerpc-*-darwin*): Mention cctools version
20758         required.
20760 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
20762         * gdbinit.in: Reflect previous changes to rtunion_def.
20764 2004-08-02  Roger Sayle  <roger@eyesopen.com>
20766         * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
20767         -> "X % Y" is only valid for TRUNC_MOD_EXPR.
20769 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
20771         * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
20772         vec_p_reserve.
20773         * langhooks.h (lang_hooks::builtin_function): Rename parameter
20774         from "class" to "bt_class".
20776 2004-08-02  Paul Brook  <paul@codesourcery.com>
20778         PR rtl-optimization/15068
20779         * flow.c (init_propagate_block_info): Check condition is reversible.
20781 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
20783         * gengtype.h (options::info): Change type to const char *.
20784         (enum gc_used_enum): Move out of struct type scope.
20785         * gengtype.c (create_option): Convert initializer for option::info to
20786         appropiate type.
20787         (adjust_field_type, walk_type, write_func_for_structure,
20788         write_root, write_roots): Remove pointless cast.
20790 2004-08-02  J"orn Rennecke <joern.rennecke@superh.com>
20792         * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
20794 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
20796         * rtl.h (union rtunion_def): Have all members  start with the
20797         prefix "rt_".
20798         (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
20799         X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
20800         X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
20801         XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
20802         access.
20803         * gengtype.c (adjust_field_rtx_def): Likewise.
20804         * rtlanal.c (loc_mentioned_in_p): Likewise.
20806 2004-08-02  Richard Sandiford  <rsandifo@redhat.com>
20808         * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
20809         Replace uses of mips/elf64.h with mips/elf.h
20810         * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
20811         (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
20812         (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
20813         (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
20814         (HANDLE_SYSV_PRAGMA): Delete.
20815         (ASM_OUTPUT_DEF): Fix formatting.
20816         * config/mips/elf64.h: Delete.
20818 2004-08-01  Zack Weinberg  <zack@codesourcery.com>
20820         * config/ia64/ia64.c (got_symbolic_operand): Do require a
20821         symbol+offset operand to have its offset be zero mod 0x3fff
20822         when GOT entries are in use.  Clarify logic in SYMBOL_REF
20823         case.  Clarify comments.
20824         (ia64_expand_load_address): Split a symbol+offset load when
20825         the offset is nonzero mod 0x3fff, not 0x1fff.
20827 2004-08-01  Geoffrey Keating  <geoffk@apple.com>
20829         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
20830         if trying to *store* to a non-offsettable address.
20831         * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
20832         a nonoffsettable address.
20833         (movdi_internal32): Don't move GPRs to a nonoffsettable address.
20834         Clean up.
20835         (movti_string): Don't move GPRs to a nonoffsettable address.
20836         (movti_ppc64): Don't move GPRs to a nonoffsettable address.  Clean up.
20838 2004-08-02  Ben Elliston  <bje@au.ibm.com>
20840         PR target/16155
20841         * config/rs6000/altivec.h: Replace typeof with __typeof__.
20843 2004-08-01  Richard Henderson  <rth@redhat.com>
20845         * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
20846         variable sized types.
20848 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
20850         * doc/invoke.texi: In the MIPS options section, remove the passage
20851         saying that -mexplicit-relocs is usually disabled for -mabicalls
20852         -fno-unit-at-a-time.
20853         * config/mips/mips.c (override_options): Remove the code that enforced
20854         this rule.
20856 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
20858         * config/mips/mips.md (cprestore): Provide two alternatives, one for
20859         an in-range offset and one for an out-of-range offset.  Wrap the latter
20860         in .set macro/.set nomacro if it's inside a .set nomacro block.
20862 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
20864         * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
20865         (mips_restore_gp): Declare.
20866         * config/mips/mips.c (mips_add_offset): Add a scratch register
20867         argument.  Reimplement in rtl only, reusing MIPS16 logic from
20868         mips_output_mi_thunk.
20869         (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
20870         to mips_add_offset.
20871         (mips_gp_save_slot): Delete.
20872         (mips_restore_gp): New function.
20873         (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
20874         * config/mips/mips.md (exception_receiver): Turn into a
20875         define_insn_and_split.  Use mips_restore_gp to do the split.
20876         (call_internal, call_value_internal, call_value_multiple_internal): Use
20877         mips_restore_gp to restore $gp.
20879 2004-07-31  Andrew Pinski  <apinski@apple.com>
20881         PR other/16842
20882         * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
20884 2004-07-31  Joseph S. Myers  <jsm@polyomino.org.uk>
20886         * c-decl.c (diagnose_mismatched_decls): Give error for external
20887         redeclaration of identifier declared with no linkage, not just
20888         warning with -Wtraditional.  Do not check DECL_CONTEXT to give
20889         error for redeclaration with no linkage.
20891 2004-07-30  Geoffrey Keating  <geoffk@apple.com>
20892             Fariborz Jahanian <fjahanian@apple.com>
20894         * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
20895         non-offsettable addresses even for DImode.
20896         (rs6000_split_multireg_move): Cope with non-offsettable addresses
20897         being moved into multiple GPRs.
20899         * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
20900         to 64.
20901         (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
20902         * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
20903         to 128.
20904         * config/rs6000/darwin-ldouble.c (isless): New macro.
20905         (inf): New macro.
20906         (nonfinite): New macro.
20907         (FPKINF): Delete.
20908         (_xlqadd): Completely rewrite.
20909         (_xlqmul): Correct overflow handling.
20910         (_xlqdiv): Correct overflow handling.
20911         * config/rs6000/darwin-ldouble-format: New file.
20913 2004-07-30  Roger Sayle  <roger@eyesopen.com>
20914             Richard Henderson  <rth@redhat.com>
20916         * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
20917         9 into the equivalent lea instruction.
20919 2004-07-30  Richard Henderson  <rth@redhat.com>
20921         * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
20922         with DECL_INITIAL if fb_lvalue.
20923         * tree-gimple.c (is_gimple_id): Add CONST_DECL.
20924         * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
20925         with <Cxxx>.
20926         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
20928 2004-07-30  Diego Novillo  <dnovillo@redhat.com>
20930         * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
20931         pointer escapes through a function call, assume that the
20932         callee will dereference it.
20933         (add_pointed_to_var): Assume that VALUE is always an
20934         ADDR_EXPR.
20935         (collect_points_to_info_r): Only call add_pointed_to_var if
20936         the value is an ADDR_EXPR.
20938 2004-07-30  Diego Novillo  <dnovillo@redhat.com>
20940         * tree-ssa-alias.c (create_alias_map_for): Do not get the
20941         alias set of the inner type of ARRAY_TYPEs.
20943 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
20945         * tree-ssa-ccp.c (visit_assignment): Move code to prevent
20946         setting a non-register to UNDEFINED right before the call to
20947         set_lattice_value.
20949 2004-07-29  Kaz Kojima  <kkojima@gcc.gnu.org>
20951         * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
20953 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
20955         * tree-ssa.c (verify_flow_sensitive_alias_info): When
20956         comparing points-to sets of different pointers, make sure the
20957         second pointer is actually referenced in the code.
20959 2004-07-29  Zack Weinberg  <zack@codesourcery.com>
20961         * config/ia64/ia64.c (setjmp_operand): Delete, unused.
20962         (got_symbolic_operand): Remove unreachable code.
20963         * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
20964         setjmp_operand; add entry for tls_symbolic_operand.
20965         * config/ia64/ia64-protos.h: Remove all prototypes of
20966         predicate functions.
20968 2004-07-29  Mark Mitchell  <mark@codesourcery.com>
20970         * c-common.h (lang_post_pch_load): New variable.
20971         * c-pch.c (lang_post_pch_load): Define it.
20972         (c_common_read_pch): Use it.
20973         * cgraphunit.c (record_call_1): Give the front end a chance to
20974         record additional needed entities when a variable is marked as
20975         needed.
20976         * tlink.c (recompile_files): Robustify.
20977         (scan_linker_output): If a symbol is assigned to a file,
20978         but after recompilation is not present there, issue an error
20979         message.
20981 2004-07-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20983         * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
20984         Take orig_loop argument and pass it to set_level.
20985         (schedule_sm): Pass the correct orig_loop to force_move_till.
20987 2004-07-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20989         * cfgloop.c (update_latch_info): Update dominator of the new block.
20990         (canonicalize_loop_headers, flow_loops_find): Do not free dominance
20991         info.
20992         * dominance.c (verify_dominators): Check that the dominance tree is
20993         connected.
20994         (recount_dominator): Ignore unreachable blocks.
20995         (iterate_fix_dominators): Cleanup old dominance information before
20996         recomputing it.
20998 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
21000         * tree-ssa-operands.c (get_expr_operands): Revert changes
21001         to ADDR_EXPR processing introduced by:
21002             2004-06-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
21003             * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
21005 2004-07-29  Joseph S. Myers  <jsm@polyomino.org.uk>
21007         * doc/implement-c.texi: Add C90 subclause references.  Point to
21008         preprocessor documentation instead of duplicating it.  Add points
21009         only present in C90.  Fill in documentation for all points.
21011 2004-07-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
21013         * pa.c (output_movb): Correct typo.
21015 2004-07-29  Pat Haugen  <pthaugen@us.ibm.com>
21017         * ra.h (single_reg_in_regclass): Declare.
21018         * ra.c (single_reg_in_regclass): Define.
21019         (first_hard_reg): New.
21020         (init_ra): Initialize single_reg_in_regclass.
21021         * ra-colorize.c (ok_class): New.
21022         (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
21024 2004-07-29  Nathan Sidwell  <nathan@codesourcery.com>
21026         * gcov-io.h: Allow zero tag as EOF indicator.
21027         (gcov_is_eof): Remove.
21028         (gcov_truncate): Remove.
21029         * gcov-io.c (gcov_seek): Always SEEK_SET.
21030         * libgcov.c (gcov_exit): Don't use gcov_truncate.  Write explicit
21031         EOF tag.
21032         * coverage.c (read_counts_file): Don't use gcov_is_eof.
21033         * gcov-dump.c (dump_file): Likewise.
21034         * gcov.c (read_graph_file, read_count_file): Likewise.
21036         * c-decl.c (complete_array_type): Don't gratuitously copy
21037         maxindex.  Check it always has a type.
21039 2004-07-29  Steven Bosscher  <stevenb@suse.de>
21041         * rtl.c (currently_expanding_to_rtl): New.
21042         * rtl.h (currently_expanding_to_rtl): Export it.
21043         * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
21045         * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
21046         inliner hack.
21047         * config/sh/sh.c: Replace rtx_equal_function_value_matters
21048         with currently_expanding_to_rtl.
21049         * config/sh/sh.md: Likewise.
21050         * config/ia64/ia64.c (got_symbolic_operand): Likewise.
21052 2004-07-29  Alexandre Oliva  <aoliva@redhat.com>
21054         Introduce sh2a support.
21055         2004-07-29  Alexandre Oliva  <aoliva@redhat.com>
21056         * config.gcc: Build multilibs for sh2a and sh2a-single by
21057         default.
21058         * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
21059         default.  Split their tests out of the corresponding SH4
21060         multilibs.
21061         * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
21062         multilibs for SH2a.
21063         2004-07-28  Alexandre Oliva  <aoliva@redhat.com>
21064         * config.gcc: Handle sh2a multilibs and cpu selection.
21065         * config/sh/sh.h: Likewise.  Handle sh2a command line flags.
21066         * config/sh/t-mlib-sh2a: New.
21067         * config/sh/t-mlib-sh2a-nofpu: New.
21068         * config/sh/t-mlib-sh2a-single: New.
21069         * config/sh/t-mlib-sh2a-single-only: New.
21070         2004-07-09  Nick Clifton  <nickc@redhat.com>
21071         Issue 43400
21072         * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
21073         -ml and -m2a are used together.
21074         2004-03-23  DJ Delorie  <dj@redhat.com>
21075         * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
21076         when we have a double-sized FPU.
21077         2004-02-24  Corinna Vinschen <vinschen@redhat.com>
21078         * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
21079         is set.
21080         * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
21081         -msh2a-single and -msh2a-single-only
21082         2004-02-24  Corinna Vinschen <vinschen@redhat.com>
21083         * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
21084         is set.
21085         2004-02-20  DJ Delorie  <dj@delorie.com>
21086         * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
21087         2004-02-20  Fred Fish <fnf@redhat.com>,
21088         Corinna Vinschen <vinschen@redhat.com>
21089         * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
21090         (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
21091         2004-02-18  DJ Delorie  <dj@redhat.com>
21092         * config/sh/sh.c (broken_move): Add support for movi20.
21093         * config/sh/sh.h: Likewise.
21094         (SHIFT_COUNT_TRUNCATED): Set for sh2a.
21095         * config/sh/sh.md (udivsi3_sh2a): New.
21096         (udivsi3): Call it.
21097         (divsi3_sh2a): New.
21098         (divsi3): Call it.
21099         (mul_r): New.
21100         (ashlsi3_sh2a): New.
21101         (ashrsi3_sh2a): New.
21102         (lshrsi3_sh2a): New.
21103         (movsi_i): Disable for sh2a.
21104         (movsi_ie): Add movi20.
21105         (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
21106         sh2a, for -m2a-nofpu mode.
21107         2004-02-13  DJ Delorie  <dj@redhat.com>
21108         * config/sh/lib1funcs.asm: Handle double vs single better.
21109         * config/sh/sh.h: Likewise.
21110         2004-02-09  DJ Delorie  <dj@redhat.com>
21111         * config/sh/crt1.asm: Add support for sh2a.
21112         * config/sh/elf.h: Likewise.
21113         * config/sh/lib1funcs.asm: Likewise.
21114         * config/sh/sh.c: Likewise.
21115         * config/sh/sh.md: Likewise.
21116         * config/sh/sh.h: Likewise.
21117         * config/sh/t-sh: Likewise.
21119 2004-07-28  Alexandre Oliva  <aoliva@redhat.com>
21121         * config/frv/frv.md (movqi_internal, movhi_internal,
21122         movsi_internal): Add backup alternatives for memory inputs.
21124 2004-07-28  Matt Austern  <austern@apple.com>
21126         * config/darwin.c (darwin_one_byte_bool): New global variable.
21127         * config/darwin.h (darwin_one_byte_bool): Declare.
21128         (SUBTARGET_OPTIONS): Define macro.  (for -mone-byte-bool flag.)
21129         * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
21130         value of darwin_one_byte_bool.
21131         * doc/invoke.texi: Document -mone-byte-bool flag.
21133 2004-07-28  Eric Christopher  <echristo@redhat.com>
21135         * c-common.c (c_common_unsafe_for_reeval): Delete.
21136         * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
21137         * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
21138         * calls.c (fix_unsafe_tree): Delete.
21139         (expand_call): Delete code which used above.
21140         * dojump.c (do_jump): Delete UNSAVE_EXPR case.
21141         * expr.c (expand_expr_real_1): Ditto.
21142         * fold-const.c (non_lvalue): Ditto.
21143         * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
21144         (lhd_unsafe_for_reeval): Ditto.
21145         * langhooks.c (lhd_unsafe_for_reeval): Ditto.
21146         * langhooks.h (unsafe_for_reeval): Ditto.
21147         (unsave_expr_now): Adjust comment.
21148         * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
21149         (estimate_num_insns_1): Ditto.
21150         * tree-pretty-print.c (dump_generic_node): Ditto.
21151         * tree.c (expr_align): Ditto.
21152         (unsave_expr): Delete.
21153         (unsafe_for_reeval): Ditto.
21154         * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
21155         * tree.def (UNSAVE_EXPR): Delete.
21156         * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
21158 2004-07-28  Zack Weinberg  <zack@codesourcery.com>
21160         * tree.h (enum tls_model): Move ...
21161         * coretypes.h: ... here.
21163 2004-07-28  Richard Sandiford <rsandifo@redhat.com>
21165         * config/frv/frv.h (EPILOGUE_USES): New.  Use LR.
21167 2004-07-28  Richard Sandiford  <rsandifo@redhat.com>
21169         * cse.c (validate_canon_reg): New function, split out from...
21170         (canon_reg): ...here.  Use validate_canon_reg for both 'e' and 'E'.
21172 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
21174         * tree-ssa-alias.c (maybe_create_global_var): Don't just
21175         return if .GLOBAL_VAR has been created.
21177 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
21179         * tree-ssa.c (verify_flow_insensitive_alias_info): Process
21180         every variable that may have aliases, not just tags.
21182 2004-07-28  Aldy Hernandez  <aldyh@redhat.com>
21184         * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
21185         move_from_CR_eq_bit.
21186         Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
21189         * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
21190         e500_flip_eq_bit.
21192         * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
21193         output_e500_flip_eq_bit.
21195         * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
21196         output_e500_flip_eq_bit.
21197         (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
21198         output_e500_flip_eq_bit.
21199         Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
21200         (print_operand): case D.  Get to EQ bit.
21202 2004-07-28  Richard Sandiford  <rsandifo@redhat.com>
21204         * gcov.c (function_summary): Add missing \n.
21206 2004-07-28  Alexandre Oliva  <aoliva@redhat.com>
21208         Introduce sh4a support.
21209         * config.gcc: Handle sh4a multilibs and cpu selection.
21210         * config/sh/sh.h: Likewise.  Handle sh4a command line flags.
21211         * config/sh/t-mlib-sh4a: New.
21212         * config/sh/t-mlib-sh4al: New.
21213         * config/sh/t-mlib-sh4a-nofpu: New.
21214         * config/sh/t-mlib-sh4a-single: New.
21215         * config/sh/t-mlib-sh4a-single-only: New.
21216         2004-02-20  DJ Delorie  <dj@redhat.com>
21217         * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
21218         * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
21219         2003-08-22  Eric Christopher  <echristo@redhat.com>
21220         * config/sh/sh4a.md: Update for chip errata.
21221         2003-08-07  Eric Christopher  <echristo@redhat.com>
21222         * config/sh/sh4a.md: New file. sh4a processor description.
21223         2003-07-08  Alexandre Oliva  <aoliva@redhat.com>
21224         * config/sh/sh.h (TARGET_SWITCHES): Added 4al.  Adjust description
21225         of -m4a-nofpu.
21226         (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
21227         * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
21228         * doc/invoke.texi (SH Options): Document -m4al.
21229         2003-07-03  Alexandre Oliva  <aoliva@redhat.com>
21230         * config/sh/sh.c (expand_block_move): Remove commented-out code
21231         checked in by mistake.
21232         (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
21233         single elements from SFmode vectors.
21234         * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
21235         register.
21236         (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
21237         2003-07-01  Alexandre Oliva  <aoliva@redhat.com>
21238         * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
21239         sh_fsca_int2sf): Remove variable declarations.
21240         * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
21241         sh_fsca_int2sf): New functions.
21242         (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
21243         sh_fsca_int2sf_rtx): New static variables.
21244         * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
21245         sh_fsca_int2sf): Declare.
21246         * config/sh/sh.md: Adjust.
21247         * doc/invoke.texi (SH Options): Document new options.
21248         * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
21249         compatibility from SH4 code.
21250         2003-06-27  Alexandre Oliva  <aoliva@redhat.com>
21251         * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
21252         early.
21253         (memory_movsrc_operand): Renamed to...
21254         (unaligned_load_operand): ... this.  Simplified.
21255         * config/sh/sh.h (PREDICATE_CODES): Adjust.
21256         * config/sh/sh.md (movua, extv, extzv): Likewise.  Change movua's
21257         input operand to SImode, and adjust the others.  Introduce
21258         post-increment by peephole.
21259         * config/sh/sh.c (expand_block_move): Give the target address the
21260         same mode as the temp reg.
21261         * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
21262         copying.
21263         2003-06-26  Alexandre Oliva  <aoliva@redhat.com>
21264         Introduce support for SH4a.
21265         * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
21266         __SH4A__.  Emit 4 4kb blocks and touch all of them otherwise.
21267         * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
21268         sh_fsca_int2sf): New.
21269         (sh_init_builtins): Initialize them.
21270         (print_operand): Support `d'.
21271         (expand_block_move): Use movua if src is misaligned.
21272         (memory_movsrc_operand): New.
21273         * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
21274         and one of the SH4 macros.
21275         (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
21276         SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
21277         SELECT_SH4A_SINGLE): New.
21278         (TARGET_NONE): Add SH4A_BIT.
21279         (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
21280         (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
21281         (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
21282         (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
21283         (enum processor_type): Added PROCESSOR_SH4A.
21284         (PREDICATE_CODES): Add memory_movsrc_operand.
21285         * config/sh/sh.md: Removed unused variables.
21286         (attr cpu): Add sh4a.
21287         (attr type): Add movua, fsrra and fsca.
21288         (prefetch): New, for SH4.
21289         (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
21290         (toggle_sz): Set type to fp.
21291         (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
21292         (movua, extv, extzv): New.
21293         * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
21294         and 4a-single-only.
21296 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
21298         * tree-optimize.c (init_tree_optimization_passes): Schedule
21299         pass_may_alias right after the program is renamed into SSA.
21300         * tree-pass.h (PROP_alias): Define.
21301         * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
21302         * tree-sra.c (pass_sra): Likewise.
21303         * tree-ssa-ccp.c (pass_ccp): Likewise.
21304         * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
21305         * tree-ssa-dce.c (pass_dce): Likewise.
21306         * tree-ssa-dom.c (pass_dominator): Likewise.
21307         * tree-ssa-dse.c (pass_dse): Likewise.
21308         * tree-ssa-forwprop.c (pass_forwprop): Likewise.
21309         * tree-ssa-loop-ch.c (pass_ch): Likewise.
21310         * tree-ssa-phiopt.c (pass_phiopt): Likewise.
21311         * tree-ssa-pre.c (pass_pre): Likewise.
21312         * tree-tailcall.c (pass_tail_recursion): Likewise.
21313         * tree-ssa.c (pass_redundant_phi): Likewise.
21314         * tree-ssa-alias.c (aliases_computed_p): Remove.
21315         Update all users.
21316         (init_alias_info): Do not mark all type tags for renaming
21317         unconditionally.
21318         Clear may_aliases from every symbol.
21319         (setup_pointers_and_addressables): If a pointer has not been
21320         dereferenced and it had a type tag, clear it and mark the old
21321         tag for renaming.
21323 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
21325         PR tree-optimization/16705
21326         * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
21327         .GLOBAL_VAR.
21329 2004-07-27  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
21331         * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
21332         check.
21334         * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
21335         don't make another one.
21337         PR optimization/15077
21338         * function.h (struct function): Add field saved_static_chain_decl.
21339         Fix comment for static_chain_decl.
21340         * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
21341         * tree-inline.h (save_body): Add new arg.
21342         * tree-optimize.c (tree_rest_of_compilation): Handle saving
21343         static_chain_decl.
21345 2004-07-27  Richard Henderson  <rth@redhat.com>
21347         * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
21348         (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
21349         is_gimple_addressable.
21350         * tree-gimple.c (is_gimple_addressable): Rename from
21351         is_gimple_addr_expr_arg; accept INDIRECT_REF.
21352         (is_gimple_lvalue): Don't test INDIRECT_REF directly.
21353         * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
21354         rename to is_gimple_addressable.
21356 2004-07-28  Alan Modra  <amodra@bigpond.net.au>
21358         * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
21360 2004-07-27  Richard Henderson  <rth@redhat.com>
21362         * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
21363         before rounding.
21365 2004-07-27  Zack Weinberg  <zack@codesourcery.com>
21367         * libgcc2.c: Change all conditionals testing
21368         LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
21369         * libgcc2.h: Likewise.
21370         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
21371         TYPE_PRECISION of float80_type to 80.
21372         * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
21373         of fpreg_type and float80_type to 80.
21374         * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
21375         * config/m68k/netbsd-elf.h:
21376         Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
21377         to evaluate to 80 whenever they would formerly have evaluated to 96.
21378         * config/i386/sco5.h: Remove unnecessary redefinition of
21379         LONG_DOUBLE_TYPE_SIZE.
21380         * doc/rtl.texi: Clarify uses of XFmode and TFmode.
21381         * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
21382         XFmode, with a bitsize of 80.  Update commentary.
21383         * config/ia64/ia64-modes.def: Likewise.
21384         * config/m68k/m68k-modes.def: Likewise.
21386 2004-07-27  Steven Bosscher  <stevenb@suse.de>
21388         * cfgexpand.c (tree_expand_cfg): Fix comment.
21390         * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
21391         * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
21392         Remove.
21393         (prepare_function_start): Don't set rtx_equal_function_value_matters.
21394         * integrate.c (copy_rtx_and_substitute): Don't test for it.
21395         * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
21396         Don't set rtx_equal_function_value_matters.  Don't register RTL hooks
21397         here again.  Update leading comment.
21398         * rtl.c (rtx_equal_function_value_matters): Remove.
21399         (rtx_equal_p): Don't test for it.
21400         * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
21401         Likewise.
21403         * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
21404         * rtl.c (note_insn_name): Likewise.
21405         * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
21406         * final.c (final_scan_insn): Likewise.
21408         * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
21409         * passes.c (rest_of_handle_eh): Do it here.
21411         * stmt.c (struct nesting): Remove struct nesting block member.
21412         (struct stmt_status): Remove x_block_start_count field.
21413         (current_block_start_count): Remove.
21415 2004-07-27  Brian Booth  <bbooth@redhat.com>
21417         * tree-optimize.c (register_one_dump_file): Update condition that uses
21418         static_pass_number.
21419         (dup_pass_1): Replace with...
21420         (next_pass_1): This.
21421         (NEXT_PASS): Call next_pass_1.
21422         (DUP_PASS): Remove.
21423         (init_tree_optimization_passes): Remove uses of DUP_PASS.
21424         (execute_one_pass): Update condition that uses
21425         static_pass_number.
21426         * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
21427         integer.
21429 2004-07-27  Nick Clifton  <nickc@redhat.com>
21431         * config/m32r/m32r.c: Include integrate.h in order to get the
21432         prototype for get_hard_reg_initial_val().
21434         * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
21435         and tidy up indentation.
21436         (final_presence_set): Use absence_set instead, so that if there is
21437         nothing in the "o" pipe the "s" pipe can be scheduled.
21439 2004-07-27  Diego Novillo  <dnovillo@redhat.com>
21441         * tree-ssa-alias.c (create_name_tags): Ignore pointers that
21442         don't have PT_VARS nor PT_MALLOC set.
21443         Clear name tag from pointers that have not been dereferenced.
21444         (set_pt_anything, set_pt_malloc): Forward declare.
21445         * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
21446         not type compatibility when determining if a pointer can be
21447         copy propagated.
21449 2004-07-27  Richard Sandiford  <rsandifo@redhat.com>
21451         * expr.h (canonicalize_condition, get_condition): Add an int argument.
21452         * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
21453         it to check whether the condition is still valid at the jump insn.
21454         * ifcvt.c (noce_get_condition): Likewise.
21455         (noce_get_alt_condition): Update call to canonicalize_condition.
21456         * loop-iv.c (simplify_using_initial_values): Update call to
21457         get_condition.  Remove FIXME.
21458         (check_simple_exit): Update call to get_condition.
21459         * loop-unswitch.c (may_unswitch_on): Likewise.
21460         * loop.c (check_dbra_loop): Likewise.
21461         (canonicalize_condition, get_condition): Add an argument to say whether
21462         the condition must still be valid at INSN.
21463         (get_condition_for_loop): Update call to get_condition.  Require that
21464         the condition be valid at INSN.
21465         * predict.c (estimate_probability): Update call to get_condition.
21466         Remove unused earliest parameter.
21467         (expected_value_to_br_prob): Update call to canonicalize_condition.
21469 2004-07-26  Eric Christopher  <echristo@redhat.com>
21471         * tree-dfa.c (add_referenced_var): Register initializers of global
21472         variables.
21474 2004-07-26  Paolo Bonzini  <bonzini@gnu.org>
21476         * config/i386/i386.c (function_arg): Always treat 8-
21477         and 16-byte wide vectors the same, even if MMX/SSE
21478         are disabled.
21479         (contains_128bit_aligned_vector_p): Add comment.
21481 2004-07-26  J"orn Rennecke <joern.rennecke@superh.com>
21483         * ra.h (enum node_type): Rename to:
21484         (enum ra_node_type).
21485         * ra-colorize.c: Likewise.
21487 2004-07-26  Richard Sandiford  <rsandifo@redhat.com>
21489         * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
21490         after simplifying the jump.
21492 2004-06-26  Richard Henderson  <rth@redhat.com>
21494         * calls.c (combine_pending_stack_adjustment_and_call): Make
21495         preferred_unit_stack_boundary argument unsigned.  Make
21496         unadjusted_alignment unsigned.
21497         (expand_call): Make preferred_stack_boundary and
21498         preferred_unit_stack_boundary variables unsigned.
21499         * function.c (assign_stack_local_1): Make alignment unsigned.
21500         * function.h (struct function): Make stack_alignment_needed,
21501         preferred_stack_boundary unsigned.
21502         * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
21503         (ix86_compute_frame_layout): Make stack_alignment_needed,
21504         preferred_alignment variables unsigned.
21505         * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
21507 2004-07-26  Tom Tromey  <tromey@redhat.com>
21509         * tree.h: Fix typo in comment.
21511 2004-07-26  Daniel Jacobowitz  <dan@debian.org>
21513         PR bootstrap/12804
21514         * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
21515         (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
21516         (ggc_free): Remove incorrect freeing.
21517         (sweep_pages): Advance PP for large pages.  Fix indentation.
21519 2004-07-26  Richard Sandiford  <rsandifo@redhat.com>
21521         PR rtl-optimization/16643
21522         * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
21523         * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
21524         * basic-block.h (reorder_basic_blocks): Add a flags parameter.
21525         * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
21526         (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
21527         * function.c (thread_prologue_and_epilogue_insns): Likewise.
21528         * rtl.h (tracer): Add a flags parameter.
21529         * tracer.c (tracer): Pass it to cfg_layout_initialise.
21530         * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
21531         (rest_of_handle_reorder_blocks): Update calls to tracer and
21532         reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
21533         (rest_of_handle_tracer): Pass 0 to tracer.
21534         (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
21536 2004-07-25  David Edelsohn  <edelsohn@gnu.org>
21538         PR target/16239
21539         * config/rs6000/rs6000.md (movdi_internal64): Further disparage
21540         f->f.
21542 2004-07-24  Nathan Sidwell  <nathan@codesourcery.com>
21544         * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
21545         (BINFO_BASE_ACCESS): Adjust.
21546         (BINFO_BASE_ACCESS_APPEND): New.
21547         (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
21548         * dbxout.c (dbxout_type): Adjust binfo access accessing.
21549         * dwarf2out.c (gen_member_die): Likewise.
21550         * tree-dump.c (deque_and_dump): Likewise.
21552 2004-07-26  Falk Hueffner  <falk@debian.org>
21554         * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
21555         costs.
21557 2004-07-25  Roger Sayle  <roger@eyesopen.com>
21559         * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
21560         value off of the stack if TARGET_USE_FFREEP.
21562 2004-07-26  Bernardo Innocenti  <bernie@develer.com>
21564         * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
21565         * gengtype-yacc.y: Likewise.  Replace free() with XDELETE ().
21566         * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
21567         check on invocation of XRESIZEVEC ().
21569 2004-07-26  Bernardo Innocenti  <bernie@develer.com>
21571         * c-common.c (disable_builtin_function): Rename variable n to
21572         new_disabled_builtin.
21573         * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
21574         Rename local variable old to old_decl.
21575         * gensupport.c (shift_output_template): Rename parameter old to src.
21576         * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
21577         old_rtx and newx to new_rtx.
21579 2004-07-26  Bernardo Innocenti  <bernie@develer.com>
21581         * Makefile.in (C_PRAGMA_H): New variable to track dependencies
21582         of c-pragma.h.
21583         * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
21584         enum cpp_ttype.
21585         * c-lex.c: Likewise.
21587 2004-07-25  Roger Sayle  <roger@eyesopen.com>
21589         * fold-const.c (constant_boolean_node): Make extern.
21590         (make_range): Wrap long lines.
21591         (fold_cond_expr_with_comparison): Remove unnecessary call to
21592         pedantic_non_lvalue.  Add missing calls to fold_convert.
21593         (fold_truthop): Add missing calls to fold_convert.
21594         (fold): Likewise.
21595         * tree.h (constant_boolean_node): Add prototype here.
21596         * builtins.c (expand_builtin_strncmp): Add missing calls to
21597         fold_convert.
21598         * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
21599         Call fold_convert and constant_boolean_node to correct types.
21600         * tree-ssa-forwprop.c (substitute_single_use_vars): Add
21601         missing call to fold_convert to correct types.
21603 2004-07-26  Niall Douglas  <s_fsfeurope2@nedprod.com>
21604             Brian Ryner  <bryner@brianryner.com>
21606         PR c++/9283
21607         PR c++/15000
21608         * c-common.c (c_common_attribute_table): Allow
21609         handle_visibility_attribute to be called for types.
21610         (handle_visibility_attribute) When given a type, set the visibility
21611         bits on the TYPE_NAME.  When given a decl, don't set no_add_attrs
21612         so that we can check later whether the attribute was present. Added
21613         warning if attribute applied to non class type.
21614         * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
21615         decls and checking that they are consistent.
21616         * common.opt: Added -fvisibility.
21617         * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
21618         * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
21619         * flags.h, tree.h: Added assorted support defines for overall patch
21620         * opts.c: Added parsing support for -fvisibility.
21621         * tree.c (build_decl): Set visibility for all decls to be whatever
21622         is in force at that time.
21623         * varasm.c (default_binds_local_p_1): Reworked logic determining
21624         when to make a symbol locally bound.
21625         * doc/invoke.texi: Added documentation for -fvisibility and
21626         -fvisibility-inlines-hidden.
21628 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21630         * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
21631         * c-common.c: Add missing casts from void * to other types.
21632         * c-decl.c: Likewise.
21633         * c-format.c: Likewise.
21634         * c-lex.c: Likewise.
21635         * c-pragma.c: Likewise.
21636         * c-typeck.c: Likewise.
21637         * defaults.h: Likewise.
21638         * genconstants.c: Likewise.
21639         * gengtype-lex.l: Likewise.
21640         * genmodes.c: Likewise.
21641         * read-rtl.c: Likewise.
21642         * rtl.c: Likewise.
21644 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21646         * bitmap.c: Use type-safe memory allocation macros from libiberty.
21647         * c-common.c: Likewise.
21648         * c-decl.c: Likewise.
21649         * c-lang.c: Likewise.
21650         * c-lex.c: Likewise.
21651         * c-opts.c: Likewise.
21652         * c-parse.in: Likewise.
21653         * c-typeck.c: Likewise.
21654         * genconditions.c: Likewise.
21655         * gengtype-lex.l: Likewise.
21656         * gengtype-yacc.y: Likewise.
21657         * gengtype.c: Likewise.
21658         * genmodes.c: Likewise.
21659         * gensupport.c: Likewise.
21660         * read-rtl.c: Likewise.
21661         * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
21662         htab_find_slot().
21664 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21666         * c-decl.c (groktypename, groktypename_in_param_context): Rename
21667         variable typename to type_name.
21668         * c-lex.c (interpret_float): Likewise.
21670 2004-07-25  Roger Sayle  <roger@eyesopen.com>
21672         * convert.c (convert_to_real, convert_to_integer,
21673         convert_to_complex): Replace calls to build with calls to buildN.
21674         * coverage.c (tree_coverage_counter_ref): Likewise.
21675         * dojump.c (do_jump): Likewise.
21676         * dwarf2out.c (loc_descriptor_from_tree): Likewise.
21677         * emit-rtl.c (component_ref_for_mem_expr,
21678         set_mem_attributes_minus_bitpos): Likewise.
21679         * explow.c (update_nonlocal_goto_save_area): Likewise.
21680         * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
21681         expand_mult_add): Likewise.
21682         * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
21683         store_constructor, get_inner_reference, expand_expr_real_1,
21684         try_casesi, try_tablejump): Likewise.
21685         * function.c (expand_function_start): Likewise.
21686         * stmt.c (emit_case_bit_tests, expand_end_case_type,
21687         node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
21688         * stor-layout.c (place_union_field, layout_type): Likewise.
21689         * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
21690         * varasm.c (copy_constant): Likewise.
21692 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21694         * c-common.c: Rename all identifiers named `new'.
21695         * c-decl.c: Likewise.
21696         * gensupport.c: Likewise.
21697         * simplify-rtx.c: Likewise.
21698         * c-common.c (disable_builtin_function): Replace a call to xmalloc()
21699         with XNEW().
21700         * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
21701         with XNEWVEC().
21703 2004-07-25  Joseph S. Myers  <jsm@polyomino.org.uk>
21705         PR c/15360
21706         * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
21707         declarations until after calling pushdecl.
21708         (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
21709         "extern" and not on whether the declaration is initialized.
21711 2004-07-25  Daniel Jacobowitz  <dan@debian.org>
21713         * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
21714         (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
21715         * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
21716         "cpplib.h", "c-pragma.h", "c-common.h".
21717         (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
21718         (solaris_register_pragmas): New functions.
21719         * config/sol2-protos.h: New file.
21720         * config/sol2.c: New file.
21721         * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
21722         (REGISTER_TARGET_PRAGMAS): New macros.
21723         (solaris_pending_aligns, solaris_pending_inits)
21724         (solaris_pending_finis): New variables.
21725         * config/t-sol2 (sol2-c.o): Update dependencies.
21726         (sol2.o): New rule.
21727         * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
21728         SUBTARGET_INSERT_ATTRIBUTES.
21729         (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
21730         * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
21731         (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
21732         * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
21733         * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
21734         * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
21735         (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
21736         * config/sparc/sparc.c (sparc_attribute_table): New.
21737         (TARGET_INSERT_ATTRIBUTES): Define in terms of
21738         SUBTARGET_INSERT_ATTRIBUTES.
21739         (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
21740         is defined.
21741         * doc/extend.texi (Solaris Pragmas): New section.
21743 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21745         * c-common.c: Rename all identifiers named `class' to `cl'.
21746         * c-common.h: Likewise.
21747         * c-parse.in: Likewise.
21748         * c-typeck.c: Likewise.
21749         * genmodes.c: Likewise.
21750         * real.c: Likewise.
21751         * real.h: Likewise.
21752         * recog.c: Likewise.
21753         * recog.h: Likewise.
21754         * regrename.c: Likewise.
21755         * tree.h: Likewise.
21756         * c-common.c (builtin_function_2): Change type of 5th parameter from
21757         int to enum built_in_function. Change type of 8th parameter from int
21758         to bool.
21759         * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
21760         with GGC_CNEW().
21761         * c-typeck.c (convert_arguments): Change type of formal_prec from
21762         int to unsigned int.
21763         * genmodes.c (blank_mode): Make a few negative constants unsigned.
21764         (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
21765         emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
21766         emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
21767         emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
21768         iterator to for_all_modes () instead of an enum because enums can't
21769         be incremented in C++.
21772 2004-07-25  Daniel Jacobowitz  <dan@debian.org>
21774         * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
21775         hard registers.
21777 2004-07-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
21779         * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
21780         Handle ARRAY_RANGE_REF like ARRAY_REF.
21782 2004-07-25  Joseph S. Myers  <jsm@polyomino.org.uk>
21784         * c-typeck.c (digest_init): Don't allow arrays of signed or
21785         unsigned variants of wchar_t to be initialized by wide string
21786         constants.  Do allow arrays of enumerated types compatible with
21787         wchar_t to be initialized by wide string constants.  Refine tests
21788         distinguishing wide and narrow strings and arrays.  Give specific
21789         error for arrays of other integer types initialized by string
21790         constants.
21791         (output_init_element, process_init_element): Check for
21792         INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
21793         initializing with string constants.
21795 2004-07-25  Richard Henderson  <rth@redhat.com>
21797         * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
21798         on the RESULT_DECL.
21799         * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21800         * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
21801         DECL_IGNORED_P to new decl.
21803 2004-07-24  Zack Weinberg  <zack@codesourcery.com>
21805         * config/ia64/ia64.c (general_xfmode_operand)
21806         (destination_xfmode_operand): Delete.
21807         * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
21808         * config/ia64/ia64.md (*movxf_internal): Use general_operand
21809         and destination_operand.
21811 2004-07-24  Alexander Kabaev  <kan@freebsd.org>
21813         * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
21814         (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
21816 2004-07-24  Alexander Kabaev  <kan@freebsd.org>
21817             Zack Weinberg  <zack@codesourcery.com
21819         PR 16684
21820         * c-decl.c (diagnose_mismatched_decls): Don't issue a
21821         redundant-declaration warning the first time a builtin is
21822         declared explicitly.
21824 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21826         * tree.h (staticp): Change return type to bool.
21828 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21830         * c-common.c (c_staticp): Last episode of the staticp saga.
21832 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21834         * c-common.h (c_staticp): Change return type from int to bool.
21835         * tree.c (staticp): Likewise.
21836         * langhooks.h (staticp): Likewise.
21838 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21840         * langhooks-def.h (lhd_staticp): Change return type from int to
21841         bool in prototype to match definition.
21843 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21845         * system.h (bool, true, false): Don't redefine as preprocessor macros
21846         in C++.
21848 2004-07-24  Roger Sayle  <roger@eyesopen.com>
21850         * expmed.c (init_expmed): A signed modulus by a power of two is
21851         considered cheap if its less than or equal to four instructions.
21853 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21855         * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
21856         GGC_CNEWVAR): New macros.
21858 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
21860         * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
21861         lists.
21862         * c-decl.c: Likewise.
21863         * c-format.c: Likewise.
21864         * c-lex.c: Likewise.
21865         * c-opts.c: Likewise.
21866         * c-pragma.c: Likewise.
21867         * c-typeck.c: Likewise.
21868         * gencheck.c: Likewise.
21869         * genconditions.c: Likewise.
21870         * genconfig.c: Likewise.
21871         * genflags.c: Likewise.
21872         * gengtype.c: Likewise.
21873         * gensupport.c: Likewise.
21874         * ggc-none.c: Likewise.
21875         * langhooks.c: Likewise.
21876         * statistics.h: Likewise.
21877         * stub-objc.c: Likewise.
21878         * java/decl.c: Likewise.
21880 2004-07-24  Roman Zippel  <zippel@linux-m68k.org>
21882         * config/m68k/m68k.c (output_scc_di): Fix coding style.
21883         (symbolic_operand): Fix prototype.
21884         * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
21885         * config/m68k/m68k.md: Add constants for registers a0 and sp and
21886         use them, change from the "{...}" syntax to the simpler {...}
21887         syntax.
21888         (*cfv4_extendqisi2): Fix destination predicate.
21889         * config/m68k/m68k-protos.h: Remove various declarations also
21890         generated via PREDICATE_CODES.
21892 2004-07-23  Mike Stump  <mrs@apple.com>
21894         * c-typeck.c (convert_for_assignment): Tightened up pointer
21895         converstions that differ in signedness.
21897 2004-07-23  Zack Weinberg  <zack@codesourcery.com>
21899         * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
21901 2004-07-23  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
21903         * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
21904         * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
21906         * gimplify.c (gimplify_compound_lval): Check for no handled
21907         operations, rather than checking for explicit list of nodes.
21908         (is_gimple_addr_expr_arg_or_indirect): New function.
21909         (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
21910         redundant setting of TREE_INVARIANT.
21911         (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
21912         * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
21914 2004-07-23  Diego Novillo  <dnovillo@redhat.com>
21916         PR tree-optimization/16688
21917         PR tree-optimization/16689
21918         * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
21919         unnecessary initialization of 'tag'.
21920         (get_tmt_for): Check that the new type tag has the same alias
21921         set as the pointed-to type.
21922         (group_aliases): Only regular variables need to be removed
21923         from the alias set of a name tag.
21924         * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
21925         propagation if the two types are not compatible.
21926         (merge_alias_info): Rename from replace_ssa_names_ann.
21927         Add more checking.
21928         (replace_exp_1): If both arguments are SSA_NAMEs, check that
21929         the propagation can be done.
21930         Only call merge_alias_info on pointers.
21931         (propagate_value): Likewise.
21932         * tree-ssa-copyrename.c: Include langhooks.h.
21933         (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
21934         to do the merging.
21935         Do not coalesce variables with incompatible types.
21936         (rename_ssa_copies): Call replace_ssa_name_symbol.
21937         * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
21938         the same type as the underlying _DECL.
21939         * tree-ssanames.c (replace_ssa_name_symbol): New function.
21940         * tree.h (replace_ssa_name_symbol): Declare.
21942 2004-07-23  Richard Henderson  <rth@redhat.com>
21944         PR c++/16277
21945         * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
21946         unshare it properly.
21947         (gimplify_modify_expr_rhs): Push assignment from a conditional into
21948         the conditional for all non-register types.
21950 2004-07-23  Richard Henderson  <rth@redhat.com>
21952         * expr.c (expand_expr_real_1): Don't handle non-local variables.
21953         * expr.h (fix_lexical_addr): Remove.
21954         * function.c (NEED_SEPARATE_AP): Remove.
21955         (fix_lexical_addr): Remove.
21956         * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
21957         not null decl_function_context.
21958         (create_alias_vars): Likewise.
21959         * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
21960         (simple_goto_p): Likewise.
21961         * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
21962         * tree-ssa-ccp.c (get_default_value): Likewise.
21963         * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
21964         * tree.c (needs_to_live_in_memory): Likewise.
21965         * tree-flow-inline.h (may_be_aliased): Move...
21966         * tree-ssa-alias.c (may_be_aliased): ... here.  Enhance check for
21967         when TREE_STATIC variables may be addressable.
21969 2004-07-24  Jakub Jelinek  <jakub@redhat.com>
21971         * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
21973 2004-07-23  Zack Weinberg  <zack@codesourcery.com>
21975         * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
21976         bitmap contents if GENERATOR_FILE is defined.
21977         * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
21978         ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
21980 2004-07-23  Joseph S. Myers  <jsm@polyomino.org.uk>
21982         * c-decl.c (start_function): Form composite type of function types
21983         rather than copying type from previous prototype declaration.
21985 2004-07-23  Janis Johnson  <janis187@us.ibm.com>
21987         * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
21988         the const qualifier for the second argument in the C++ functions.
21990         * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
21991         specific pointer types.
21993         * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
21994         vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
21995         for vector bool and/or vector pixel, add C++ and C missing support.
21996         (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
21997         vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
21998         vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
21999         vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
22000         vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
22001         missing C++ and C support for vector bool and/or vector pixel.
22002         (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
22003         vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
22004         vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
22005         vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
22006         vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
22007         C++ and C types used for vector bool and/or vector pixel.
22008         (vec_st, vec_stl): Add C++ support for vector pixel.
22009         (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
22010         (vec_all_ne): Add C++ support for vector pixel.
22012         * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
22013         (vec_vmulesb): Add missing C++ function.
22014         (vec_perm): Fix type of third argument in C++ function.
22015         (vec_vsum4shs): Fix C++ function name.
22016         (vec_any_ge): Remove C++ functions for unsupported arg combinations.
22017         (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
22018         argument passed to the error handler in C macro.
22019         (vec_nmsub): Remove extra parens around argument names in C macro.
22020         (vec_packpx): Add missing parens in C macro.
22022 2004-07-22  Paolo Bonzini  <bonzini@gnu.org>
22024         * machmode.def: Remove vector modes.
22025         * config/alpha/alpha-modes.def: Add supported vector modes.
22026         * config/arm/arm-modes.def: Likewise.
22027         * config/frv/frv-modes.def: Likewise.
22028         * config/i386/i386-modes.def: Likewise.
22029         * config/rs6000/rs6000-modes.def: Likewise.
22030         * config/sh/sh-modes.def: Likewise.
22032 2004-07-23  Matthias Klose  <doko@debian.org>
22034         * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
22035         * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
22036         * config.h: Regenerate.
22037         * configure: Likewise.
22039 2004-07-22  Mark Mitchell  <mark@codesourcery.com>
22041         * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
22042         generated SYMBOL_REFs for labels.
22043         * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
22044         Change prototype.
22045         (machopic_stub_name): Remove.
22046         (machopic_indirection_name): New function.
22047         (machopic_mcount_stub_name): Likewise.
22048         (machopic_classify_name): Remove.
22049         (machopic_function_base_sym): New function.
22050         (machpoic_classify_symbol): Likewise.
22051         (machopic_classify_ident): Remove.
22052         (machopic_define_ident): Likewise.
22053         (machopic_define_name): Likewise.
22054         (machopic_name_defined_p): Likewise.
22055         (machopic_ident_defined_p): Likewise.
22056         (darwin_strip_name_encoding): Likewise.
22057         (machopic_define_symbol): New function.
22058         * config/darwin.c (hashtab.h): Include.
22059         (machopic_defined_list): Remove.
22060         (machopic_classify_ident): Likewise.
22061         (machopic_classify_name): Likewise.
22062         (machopic_ident_defined_p): Likewise.
22063         (machopic_define_ident): Likewise.
22064         (machopic_define_name): Likewise.
22065         (machopic_symbol_defined_p): New function.
22066         (machopic_classify_symbol): Likewise.
22067         (machopic_data_defined_p): Use machopic_classify_symbol.
22068         (machopic_define_symbol): New function.
22069         (machopic_function_base_sym): New function.
22070         (machopic_non_lazy_pointers): Remove.
22071         (machopic_non_lazy_ptr_name): Likewise.
22072         (machopic_stubs): Likewise.
22073         (machopic_stub_name): Likewise.
22074         (NON_LAZY_POINTER_SUFFIX): New macro.
22075         (STUB_SUFFIX): Likewise.
22076         (machopic_indirection): New structure.
22077         (machopic_indirections): New variable.
22078         (machopic_indirection_hash): New function.
22079         (machopic_indirection_eq): Likewise.
22080         (machopic_indirection_name): Likewise.
22081         (machopic_mcount_stub_name): New function.
22082         (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
22083         hash table.
22084         (machopic_indirect_data_reference): Rework to use new functions.
22085         (machopic_indirect_call_target): Likewise.
22086         (machopic_legitimize_pic_address): Likewise.
22087         (machopic_output_indirection): New function.
22088         (machopic_finish): Use it.
22089         (machopic_operand_p): Rework to use new functions.
22090         (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
22091         (darwin_strip_name_encoding): Remove.
22092         (update_non_lazy_ptrs): Remove.
22093         (update_stubs): Likewise.
22094         (darwin_non_lazy_pcrel): Use new functions.
22095         * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
22096         (ASM_OUTPUT_LABELREF): Likewise.
22097         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
22098         (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
22099         (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
22100         (TARGET_STRIP_NAME_ENCODING): Do not use
22101         darwin_strip_name_encoding.
22102         (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
22103         darwin_strip_name_encoding.
22104         * config/i386/darwin.h (FUNCTION_PROFILER): Use
22105         machopic_mcount_stub_name.
22106         * config/i386/i386.c (x86_output_mi_thunk): Use
22107         machopic_indirection_name, not machopic_stub_name.
22108         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
22109         machopic_function_base_sym.
22110         (print_operand): Use machopic_classify_symbol.
22111         (rs6000_emit_prologue): Use machopic_function_base_sym.
22112         (output_profile_hook): Do not use machopic_stub_name.
22113         (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
22115 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
22117         PR c/7284
22118         * fold-const.c (extract_muldiv_1): Do not treat signed left shift
22119         as multiplication.
22121 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
22123         * doc/implement-c.texi: New file.
22124         * doc/extend.texi (C Implementation): Move to there.
22125         * doc/gcc.texi: Include implement-c.texi.
22126         * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
22128 2004-07-22  Jason Merrill  <jason@redhat.com>
22130         * integrate.c (copy_decl_for_inlining): Remove invisible reference
22131         handling.
22132         * tree-inline.c (setup_one_parameter): Likewise.
22134 2004-07-22  Brian Booth  <bbooth@redhat.com>
22136         * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
22137         (substitute_and_fold): Propigate into VUSE operands when possible.
22138         (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
22139         (cp_lattice_meet): Handle merging of latticevalues when
22140         UNKNOWN_VAL is present.
22141         (visit_stmt): Visit assignments with V_MUST_DEFs.
22142         (visit_assignment): Gather ccp information for V_MUST_DEF operands.
22143         (ccp_fold): Deal with RHS' that are constant and virtual.
22144         (evaluate_stmt): Handle UNKNOWN_VAL likely values.
22145         (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
22146         (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
22147         V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
22148         computing immediate uses.
22149         (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
22150         transition.
22151         (replace_vuse_in): New function.
22152         (likely_value): Add check of vuse operands.
22153         (get_default_value): Set the default value of virtually defined
22154         variables to UKNOWN_VAL instead of VARYING.
22156 2004-07-22  Richard Henderson  <rth@redhat.com>
22158         * expr.c (emit_push_insn): Don't use set_mem_attributes.
22160 2004-07-22  Richard Henderson  <rth@redhat.com>
22162         * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
22163         variables due to conditional compilation.
22165 2004-07-22  Diego Novillo  <dnovillo@redhat.com>
22167         * tree-into-ssa.c (set_livein_block): Fix typo in comment.
22168         (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
22169         Release SSA names that have been re-renamed.
22170         * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
22171         variable.
22172         * tree-ssa-alias.c (init_alias_info): If aliases have been
22173         computed before, clear existing alias information.
22174         (create_name_tags): Do no fixup PT_ANYTHING pointers.
22175         If the new name tag for a pointer is different than the one it
22176         had before, mark the old tag for renaming.
22177         (replace_may_alias): New function.
22178         (group_aliases): Call it.
22179         (setup_pointers_and_addressables): Always call get_tmt_for.
22180         (maybe_create_global_var): Don't create .GLOBAL_VAR more than
22181         once.
22182         (set_pt_anything): New local function.
22183         (set_pt_malloc): New local function.
22184         (merge_pointed_to_info): Don't merge pointed-to variables from
22185         the original pointer if the destination is pointing to an
22186         unknown location.
22187         (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
22188         (add_pointed_to_var): Do not add a variable to the points-to
22189         set if the pointer is already pointing to anywhere.
22190         (collect_points_to_info_r): If the defining statement is a PHI
22191         node, only merge pointed-to information if the argument has
22192         already been visited.
22193         (get_tmt_for): Only create a new tag if the pointer didn't
22194         have one already.
22195         (dump_alias_info): Emit more information.
22196         (dump_points_to_info_for): Likewise.
22197         * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
22198         try to get the annotation of an SSA_NAME.
22199         * tree-ssa-operands.c (add_stmt_operand): Only check for empty
22200         alias sets when checking is enabled.
22201         * tree-ssa-pre.c (need_eh_cleanup): New local variable.
22202         (eliminate): Mark basic blocks that will need
22203         EH information cleaned up.
22204         (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
22205         predecessor.
22206         Initialize need_eh_cleanup.
22207         (fini_pre): Call tree_purge_all_dead_eh_edges and
22208         cleanup_tree_cfg if needed.
22209         Free need_eh_cleanup.
22210         * tree-ssa.c (verify_ssa_name): New function.
22211         (verify_def): Call it.
22212         Re-arrange to avoid printing too many error messages.
22213         (verify_use): Likewise.
22214         (verify_phi_args): Likewise.
22215         (verify_flow_insensitive_alias_info): New function.
22216         (verify_flow_sensitive_alias_info): New function.
22217         (verify_alias_info): New function.
22218         (verify_ssa): Call verify_alias_info.
22219         Clear TREE_VISITED on all the SSA_NAMEs before scanning the
22220         program.
22221         Re-arrange to avoid printing too many error messages.
22222         * tree-ssanames.c (make_ssa_name): Clear
22223         SSA_NAME_IN_FREE_LIST.
22224         (release_ssa_name): Never release a default definition.
22225         (release_defs): New function.
22226         * tree.h: Declare it.
22227         * tree-ssa-dce.c (remove_dead_stmt): Call it.
22229 2004-07-22  Diego Novillo  <dnovillo@redhat.com>
22231         * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
22232         If true, do a depth-first search.  Do a breadht-first search,
22233         otherwise.
22234         (walk_use_def_chains): Add new argument IS_DFS.
22235         Update all users.
22236         * tree-flow.h (walk_use_def_chains): Update prototype.
22238 2004-07-22  Hans-Peter Nilsson  <hp@axis.com>
22240         * config/cris/cris.md: Tweak formatting.
22241         (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
22242         (mover2side, moverside, movemside, movei, op3, andu): Replace
22243         live define_peephole:s with define_peephole2 near-equivalents.
22244         Delete the rest.
22245         ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap".  Match all
22246         word-size modes.
22247         ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
22248         Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
22249         "*mov_sidesi_mem" respectively.
22251 2004-07-22  Paolo Bonzini  <bonzini@gnu.org>
22253         * tree-cfg.c (gimplify_val): Move from tree-complex.c.
22254         (gimplify_build1): Move from tree-complex.c do_unop.
22255         (gimplify_build2): Move from tree-complex.c do_binop.
22256         (gimplify_build3): New.
22257         * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
22258         Adjust throughout to call the functions above.
22259         * tree-flow.h: Declare the functions above.
22260         * tree-nested.c (gimplify_val): Rename to...
22261         (tsi_gimplify_val): ... this.
22263         * Makefile.in (tree_complex.o): Update dependencies.
22264         (stor-layout.o): Depend on regs.h.
22265         * c-common.c (handle_vector_size_attribute): Update for
22266         vector types without corresponding vector modes.
22267         * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
22268         a corresponding vector mode is not available.
22269         * print-tree.c (print_node): Print nunits for vector types
22270         * regclass.c (have_regs_of_mode): New.
22271         (init_reg_sets_1): Initialize it and use it instead
22272         of allocatable_regs_of_mode.
22273         * regs.h (have_regs_of_mode): Declare it.
22274         * stor-layout.c (layout_type): Pick a mode for vector types.
22275         * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
22276         build_replicated_const, do_unop, do_binop, do_plus_minus,
22277         do_negate, expand_vector_piecewise, expand_vector_parallel,
22278         expand_vector_addition, expand_vector_operations_1,
22279         expand_vector_operations, tree_lower_operations,
22280         pass_lower_vector_ssa, pass_pre_expand): New.
22281         (expand_complex_operations, pass_lower_complex): Remove.
22282         * tree-optimize.c (init_tree_optimization_passes): Adjust
22283         pass ordering for changes in tree-complex.c.
22284         * tree-pass.h: Declare new passes.
22285         * tree.c (finish_vector_type): Remove.
22286         (make_vector_type): New.
22287         (build_vector_type_for_mode, build_vector_type): Rewritten.
22288         * tree.def (VECTOR_TYPE): Document where the number of
22289         subparts is stored.
22290         * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
22291         (make_vector): Remove declaration.
22293 2004-07-21  Richard Henderson  <rth@redhat.com>
22295         * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
22296         TREE_THIS_VOLATILE, may_aliases, or optimization level.
22297         (remove_useless_vars): Dump debugging info.
22298         (expand_used_vars): Move ...
22299         * cfgexpand.c (expand_used_vars): ... here.  Make static.
22300         * tree-flow-inline.h (set_is_used): New.
22301         (set_default_def): Use get_var_ann.
22302         * tree-flow.h: Update decls.
22303         * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
22304         (create_ssa_var_map): Use it.
22305         * tree-ssa.c (set_is_used): Remove.
22307 2004-07-22  Ben Elliston  <bje@au.ibm.com>
22309         * gdbinit.in: Set a breakpoint on internal_error.
22311 2004-07-21  Richard Henderson  <rth@redhat.com>
22313         * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
22314         to create a new basic block.
22316 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
22318         PR c/15052
22319         * c-decl.c (grokdeclarator): Only pedwarn for qualified void
22320         return type on function definitions.  Move other warnings for
22321         qualified return type to -Wreturn-type.  Do not condition any such
22322         warnings on -pedantic.  Update comments.
22323         (start_function): Only copy function type from previous prototype
22324         declaration if return types are compatible.
22325         * c-typeck.c (function_types_compatible_p): Don't condition
22326         warning for incompatibility of volatile qualifiers on the return
22327         type on -pedantic.  Update comment.
22328         * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
22330 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
22332         * c-typeck.c (set_init_index): Require designator to be of integer
22333         type.
22335 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
22337         PR c/11250
22338         * c-parse.in (init): Change to exprtype.
22339         (primary): Set original_code for STRING to STRING_CST.
22340         Call maybe_warn_string_init for compound literals.
22341         (initdcl, notype_initdcl): Call maybe_warn_string_init.
22342         (initval): Update.
22343         * c-tree.h (maybe_warn_string_init): New.
22344         (pop_init_level, process_init_element): Use struct c_expr.
22345         (struct c_expr): Update comment.
22346         * c-typeck.c (maybe_warn_string_init): New function.
22347         (digest_init): Call it.  Additional parameter strict_string.  All
22348         callers changed.
22349         (output_init_element): Likewise.
22350         (struct constructor_stack): Use struct c_expr for
22351         replacement_value.
22352         (really_start_incremental_init, push_init_level): Update.
22353         (pop_init_level): Update.  Return struct c_expr.
22354         (process_init_level): Update.  Take struct c_expr argument.
22356 2004-07-21  David S. Miller  <davem@nuts.davemloft.net>
22358         * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
22359         commit.
22361 2004-07-21  Eric Christopher  <echristo@redhat.com>
22363         * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
22364         removal.
22365         * c-decl.c (pop_scope): Ditto.
22366         * calls.c (expand_call): Remove call to current_nesting_level,
22367         update comment accordingly. Remove calls to expand_start_target_temps
22368         and expand_end_target_temps.
22369         * cfgexpand.c (construct_init_block): Remove call to
22370         expand_start_bindings_and_block.
22371         (construct_exit_block): Remove call to expand_end_bindings.
22372         * expr.c (safe_from_p): Remove BIND_EXPR handling.
22373         (expand_expr_real_1): Ditto. Fix formatting.
22374         (expand_vars): Delete.
22375         * stmt.c (POPSTACK): Remove block_stack.
22376         (stmt_status): Remove x_block_stack.
22377         (block_stack): Delete.
22378         (expand_start_bindings_and_block): Ditto.
22379         (expand_start_target_temps): Ditto.
22380         (expand_end_target_temps): Ditto.
22381         (current_nesting_level): Ditto.
22382         (warn_about_unused_variables): Ditto.
22383         (expand_end_bindings): Ditto.
22384         * tree.h: Remove declarations for above.
22386 2004-07-21  Steven Bosscher  <stevenb@suse.de>
22388         * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
22389         * rtl.c (note_insn_name): Likewise.
22390         * print-rtl.c (print_rtx): Don't print it.
22391         * cfgrtl.h (can_delete_note_p): Don't handle it.
22392         (rtl_delete_block): Likewise.
22393         * passes.c (rest_of_handle_guess_branch_prob): Remove.
22394         (rest_of_compilation): Don't call it.
22395         * predict.c (process_note_predictions, process_note_prediction,
22396         note_prediction_to_br_prob): Remove.
22397         * basic-block.c (note_prediction_to_br_prob): Remove prototype.
22398         * stmt.c (return_prediction): Remove.
22399         (expand_value_return): Don't call it.  Don't add prediction
22400         notes for return statements.
22402 2004-07-21  Josef Zlomek  <zlomekj@suse.cz>
22404         * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
22405         once.
22407 2004-07-21  Paolo Bonzini  <bonzini@gnu.org>
22409         * c-common.c (vector_types_convertible_p): Use vector types'
22410         TYPE_SIZE and TREE_TYPE instead of their mode.
22411         * convert.c (convert_to_integer): Likewise.
22412         (convert_to_vector): Likewise.
22413         * fold-const.c (fold_convert): Likewise.
22414         * varasm.c (output_constant): Likewise.
22415         * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
22416         Allow a VECTOR_TYPE initializer to be made of several vectors.
22417         For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
22418         of cleared and need_to_clear, and use fold_convert.
22419         * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
22420         integer vectors.
22422 2004-07-20  Richard Henderson  <rth@redhat.com>
22424         * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
22425         (expand_gimple_basic_block): out from here.  Renamed from expand_block.
22427 2004-07-20  David S. Miller  <davem@nuts.davemloft.net>
22429         * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
22430         enormous cost if not TARGET_HARD_MUL.
22432 2004-07-20  Andrew Pinski  <apinski@apple.com>
22434         PR target/16557
22435         * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
22436         (ASM_SPEC): here.
22438 2004-07-21  Paul brook  <paul@codesourcery.com>
22440         * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
22442 2004-07-20  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
22444         * fold-const.c (operand_equal_p): Temporarily support NULL args.
22445         (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
22446         (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
22448 2004-07-20  Zack Weinberg  <zack@codesourcery.com>
22450         * rtl.h (plus_constant): Delete.
22451         (plus_constant_wide): Rename to plus_constant.
22452         (plus_constant_for_output_wide): Delete vestigial prototype.
22453         (GEN_INT): Remove unnecessary cast.
22454         * tree.h (build_int_2, size_int_type): Delete.
22455         (build_int_2_wide): Rename to build_int_2.
22456         (size_int_wide): Rename to size_int_kind.
22457         (size_int_type_wide): Rename to size_int_type.
22458         (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
22459         Remove unnecessary cast.
22460         * tree.c (build_int_2_wide): Rename build_int_2; update comment.
22461         * explow.c (plus_constant_wide): Rename plus_constant; update comment.
22462         * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
22463         (size_int_type_wide): Rename size_int_type.
22464         (int_const_binop): Use size_int_type.
22465         * c-lex.c (interpret_integer): Use build_int_2.
22466         * final.c (split_double): Remove unnecessary casts.
22467         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
22469 2004-07-20  Richard Henderson  <rth@redhat.com>
22471         * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
22472         (gimplify_compound_lval): Use is_gimple_tmp_reg.
22473         * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
22474         (is_gimple_tmp_reg): New.
22475         * tree-gimple.h (is_gimple_tmp_reg): Declare.
22477 2004-07-20  Richard Henderson  <rth@redhat.com>
22479         * tree-pretty-print.c (dump_generic_node): Dump
22480         CALL_EXPR_HAS_RETURN_SLOT_ADDR.
22482 2004-07-20  Frank Ch. Eigler  <fche@redhat.com>
22484         * tree-mudflap.c (mf_set_options_fndecl): New tree.
22485         (mudflap_init): Set it.
22486         (mudflap_register_call): Remove __mf_init call.
22487         (mudflap_finish_file): Emit call to __mf_init here.  Emit a call to
22488         to pass "-ignore-reads" option to libmudflap if needed.
22490 2004-07-20  John David Anglin  <dava.anglin@nrc-cnrc.gc.ca>
22492         PR c++/14607
22493         * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
22494         (MAKE_DECL_ONE_ONLY): Undefine.
22495         * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
22496         readonly_data, one_only_data_section, forget_section): New prototypes.
22497         * pa.c (pa_init_machine_status, som_text_section_asm_op): New
22498         functions.
22499         (pa_select_section): Add one-only (COMDAT) support.
22500         * pa.h (struct machine_function): Define.
22501         * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
22502         (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
22503         (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
22504         ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
22505         ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
22506         (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
22507         (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
22508         (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
22509         ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
22510         for EXTRA_SECTION_FUNCTIONS.
22511         * doc/install.texi: Update binutils requirements.
22513 2004-07-20  Nathan Sidwell  <nathan@codesourcery.com>
22515         * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
22516         VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
22517         VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
22518         size_t.
22519         (struct VEC): Use unsigned for num and alloc.
22520         * vec.c (struct vec_prefix): Likewise.
22521         (vec_o_reserve): Adjust.
22523         * dbxout.c (dbxout_type): Fix printf format.
22525         * tree.h (binfo_member): Remove.
22526         * tree.c (binfo_member): Remove.
22528 2004-07-20  Nathan Sidwell  <nathan@codesourcery.com>
22530         * tree.h: Include vec.h
22531         (DEF_VEC_P(tree)): New type.
22532         (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
22533         (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
22534         (BINFO_LANG_SLOT): Remove.
22535         (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
22536         (struct tree_binfo): Turn base_binfos into a trailing
22537         VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
22538         (binfo_lang_slots): Remove.
22539         * tree.c (binfo_lang_slots): Remove.
22540         (make_tree_binfo_stat): Take a base binfo count, not a
22541         lang slot count.  Adjust.
22542         * Makefile.in (TREE_H): Add vec.h
22543         * alias.c (record_component_aliases): Adjust BINFO access.
22544         * dbxout.c (dbxout_type): Likewise.
22545         * dwarf2out.c (gen_member_die): Likewise.
22546         * sdbout.c (sdbout_one_type): Likewise.
22547         * tree-dump.c (deque_and_dump): Likewise.
22548         * config/i386/i386.c (classify_argument,
22549         contains_128bit_aligned_vector_p): Likewise.
22550         * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
22551         * doc/c-tree.texi (Classes): Update BINFO documentation.
22553 2004-07-20  Steven Bosscher  <stevenb@suse.de>
22555         * c-common.h (check_case_value): Remove prototype.
22556         (c_add_case_label): Adjust prototype.
22557         * c-common.c (check_case_value): Make static.
22558         (check_case_bounds): New function.
22559         (c_add_case_label): Use it.  Take new argument orig_type.
22560         * c-typeck.c (struct c_switch): New orig_type field.
22561         (c_start_case): Set it.
22562         (do_case): Pass it to c_add_case_label.
22563         * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
22564         cases from here.  Add the labels in reverse order.
22565         * stmt.c (struct case_node): Adjust comment.  Remove balance field.
22566         (add_case_node): Return nothing, don't check for duplicate cases.
22567         Insert new case nodes in a list, not in an AVL tree.
22568         (expand_end_case_type): Don't turn a case tree into a case list.
22569         (case_tree2list): Remove.
22570         * tree.h (add_case_node): Adjust prototype.
22572 2004-07-19  Paolo Bonzini  <bonzini@gnu.org>
22574         * genattr.c (struct range, struct function_unit,
22575         write_units, extend_range, init_range): Remove them.
22576         (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
22577         Output "#define INSN_SCHEDULING" here.
22578         * genattrtab.c (struct range, struct function_unit_op,
22579         struct function_unit, struct dimension, enum operator,
22580         operate_exp, expand_units, simplify_knowing,
22581         encode_units_mask, simplify_by_exploding,
22582         find_and_mark_used_attributes, unmark_used_attributes,
22583         add_values_to_cover, increment_current_value,
22584         test_for_current_value, simplify_with_current_value,
22585         simplify_with_current_value_aux, gen_unit,
22586         write_unit_name, write_function_unit_info,
22587         write_complex_function, write_toplevel_expr,
22588         find_single_value, extend_range): Remove.
22589         (write_attr_get): Do not handle common_av->value
22590         being an FFS.
22591         (struct attr_desc): Remove func_units_p and blockage_p.
22592         (write_attr_valueq): Do not handle them.
22593         (find_attr): Do not clear them.
22594         (make_internal_attr): Do not initialize them.
22595         (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
22596         * sched-vis.c (init_target_units, insn_print_units,
22597         init_block_visualization, print_block_visualization,
22598         visualize_scheduled_insns, visualize_no_unit,
22599         visualize_stall_cycles, visualize_alloc,
22600         visualize_free, target_units, get_visual_tbl_length,
22601         MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
22602         visual_tbl_line_length, visual_tbl, n_vis_no_unit,
22603         MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
22604         * haifa-sched.c (blockage_range, clear_units,
22605         schedule_unit, actual_hazard, potential_hazard,
22606         insn_unit, unit_last_insn, unit_tick,
22607         actual_hazard_this_instance, potential_hazard,
22608         schedule_unit, max_insn_queue_index_value): Remove.
22609         (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
22610         max_insn_queue_index.
22611         * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
22612         * doc/md.texi (Processor pipeline description): Remove
22613         references to old pipeline descriptions.
22614         (Automaton pipeline description): Merge with the above.
22615         (Old pipeline description, Comparison of the two descriptions):
22616         Remove.
22618         * bt-load.c (migrate_btr_def): Remove references to
22619         use_pipeline_interface.
22620         * haifa-sched.c (insn_cost, schedule_insn,
22621         schedule_block, advance_one_cycle, sched_init,
22622         queue_to_ready, sched_finish): Likewise.
22623         * modulo-sched.c (sms_schedule, advance_one_cycle,
22624         ps_has_conflicts): Likewise.
22625         * sched-rgn.c (init_ready): Likewise.
22626         (debug_dependencies): Likewise, and remove an "if (1)".
22627         * target.h (use_dfa_pipeline_interface): Remove.
22628         * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22629         * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22630         * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22631         * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22632         * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22633         * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22634         * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22635         * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22636         * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22637         * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22638         * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22639         * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22640         * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22641         * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22642         * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22643         * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22644         * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22645         * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22646         * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22648 2004-07-19  Roger Sayle  <roger@eyesopen.com>
22650         * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
22652 2004-07-19  Jeff Law  <law@redhat.com>
22654         * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
22655         (get_eq_expr_value): Use it.  Simplify slightly.
22657 2004-07-19  Maciej W. Rozycki  <macro@linux-mips.org>
22659         * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
22660         (umulsidi3_32bit_r4000): Likewise.
22662 2004-07-19  Nathan Sidwell  <nathan@codesourcery.com>
22664         * vec.h: Propagate location information properly.
22665         (VEC_T_iterate): Add result pointer parameter.
22666         (VEC_T_space): New.
22667         (VEC_T_reserve): Use it.
22669 2004-07-19  Daniel Jacobowitz  <dan@debian.org>
22671         * Makefile.in (c-format.o): Depend on c-format.h.
22672         * c-format.h: New file.
22673         (struct format_char_info): Add CHAIN member.
22674         * c-format.c: Move some types and constants to c-format.h.
22675         (format_type_error): Set to -1.
22676         (struct function_format_info): Use an int for format_type.
22677         (decode_format_type): Return an int.  Return format_type_error
22678         on error.
22679         (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
22680         (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
22681         (scan_char_table, time_char_table, monetary_char_table): Initialize
22682         CHAIN to NULL.
22683         (n_format_types): New variable.
22684         (check_format_info_main): Handle CHAIN in format_char_info.
22685         (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
22686         TARGET_N_FORMAT_TYPES.
22687         * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
22688         (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
22689         * config/sol2-c.c: New file.
22690         * config/t-sol2: New file.
22691         * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
22692         * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
22693         TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
22695         * doc/extend.texi (Target Format Checks): New section.
22696         (Function Attributes): Mention it.
22697         * doc/invoke.texi: Mention target format checks.
22698         * doc/sourcebuild.texi: Mention target format checks.
22699         * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
22700         TARGET_FORMAT_TYPES.
22702 2004-07-19  Andreas Krebbel  <krebbel1@de.ibm.com>
22704         * config/s390/s390-protos.h (s390_return_address_offset): Prototype
22705         added.
22706         * config/s390/s390.c (regclass_map initializer): Register 35 added to
22707         ADDR_REGS.
22708         (load_multiple_operation, store_multiple_operation): Removed
22709         pointless sanity check.
22710         (s390_decompose_address): Added check for return_address_pointer_rtx.
22711         (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
22712         (s390_return_address_offset): New function.
22713         * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
22714         (FRAME_REGNO_P): Added check for register 35.
22715         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
22716         REG_ALLOC_ORDER): Appended entry for register 35.
22717         (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
22718         (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
22719         (RETURN_ADDRESS_POINTER_REGNUM): New macro.
22720         (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
22721         is eliminable using stack pointer or hard frame pointer.
22722         (REGISTER_NAMES): Added name for register 35.
22723         * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
22724         pointless sanity check.
22726 2004-07-19  Roger Sayle  <roger@eyesopen.com>
22728         * fold-const.c (tree_expr_nonzero_p): Add function prototype.
22729         (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
22730         fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
22731         (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
22732         of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
22733         (fold_relational_const): Tidy up handling of floating point
22734         comparisons by calling real_compare.  Remove tree_expr_nonzero_p
22735         transformation; fold_relational_const assumes constant operands.
22737 2004-07-19  Gabriel Dos Reis  <gdr@integrable-solution.net>
22739         * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
22740         directory.
22742 2004-07-19  Joseph S. Myers  <jsm@polyomino.org.uk>
22744         * c-tree.h (struct c_expr): Define.
22745         (C_SET_EXP_ORIGINAL_CODE): Remove.
22746         (parser_build_binary_op, build_compound_expr): Update prototypes.
22747         * c-parse.in (%union): Add exprtype.
22748         (FUNC_NAME): Mark as ttype.
22749         (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
22750         exprtype.
22751         (expr): Update.  Define directly in terms of expr_no_commas
22752         instead of using nonnull_exprlist.
22753         (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
22754         offsetof_member_designator, typespec_nonreserved_nonattr, init,
22755         initval, designator, component_declarator,
22756         component_notype_declarator, enumerator, array_declarator,
22757         condition, exexpr, switch_statement, stmt_nocomp, stmt,
22758         nonnull_asm_operands, ivar_declarator, receiver): Update.  Don't
22759         set C_EXP_ORIGINAL_CODE.  Use TREE_NO_WARNING for assignments
22760         where appropriate.
22761         * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
22762         * c-common.c (c_common_truthvalue_conversion): Don't check
22763         C_EXP_ORIGINAL_CODE.
22764         * c-typeck.c (parser_build_binary_op): Use c_expr structures.
22765         Don't use C_EXP_ORIGINAL_CODE.
22766         (default_conversion, default_function_array_conversion): Don't use
22767         C_EXP_ORIGINAL_CODE.  Preserve TREE_NO_WARNING.
22768         (internal_build_compound_expr): Merge into build_compound_expr.
22769         (build_compound_expr): Take two operands instead of a TREE_LIST.
22770         * objc/objc-act.c (get_super_receiver): Update calls to
22771         build_compound_expr.
22773 2004-07-18  Paolo Bonzini  <bonzini@gnu.org>
22775         * config/sh/sh.c (sh_use_dfa_interface): Remove.
22776         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
22777         hook_int_void_1.
22778         * config/sh/sh.md: Extract pipeline descriptions
22779         into separate files.
22780         * config/sh/sh1.md: New file, extracted from sh.md.
22781         * config/sh/sh4.md: New file, extracted from sh.md.
22782         * config/sh/shmedia.md: New file, extracted from sh.md
22783         and rewritten using new-style pipeline description.
22785 2004-07-18  Zack Weinberg  <zack@codesourcery.com>
22787         * config/pa/pa.md: Delete the two remaining define_peephole
22788         patterns.
22790 2004-07-18  Steven Bosscher  <stevenb@suse.de>
22791             Joseph S. Myers  <jsm@polyomino.org.uk>
22793         * c-common.c (c_common_truthvalue_conversion): Don't warn if
22794         TREE_NO_WARNING is set.
22796 2004-07-18  Roger Sayle  <roger@eyesopen.com>
22798         * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
22799         simplify_builtin_strncmp): Delete.
22800         (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
22801         Change argument to accept an arglist instead of an "exp".  Assume
22802         that the return type is always integer_type_node.  Copy missing
22803         transformations from their now obsolete simplify_builtin_*
22804         equivalents.
22805         (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
22806         fold_builtin_strcmp and fold_builtin_strncmp.
22807         (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
22808         and fold_builtin_strncmp instead of simplify_builtin_memcmp,
22809         simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
22811 2004-07-18  Daniel Jacobowitz  <dan@debian.org>
22813         * Makefile.in (tree-alias-common.o): Update dependencies.
22815 2004-07-17  Sebastian Pop  <pop@cri.ensmp.fr>
22817         * cfgloop.c (flow_loop_nested_p): Fix comment.
22819 2004-07-17  Jason Merrill  <jason@redhat.com>
22821         PR c++/16115
22822         * stor-layout.c (relayout_decl): New fn.
22823         * tree.h: Declare it.
22824         (DECL_BY_REFERENCE): New macro.
22826 2004-07-17  Eric Botcazou  <ebotcazou@act-europe.fr>
22828         * libgcc2.c (__enable_execute_stack): New symbol.
22829         * libgcc-std.ver (GCC_3.4.2): New version.  Inherit from GCC_3.4
22830         and declare __enable_execute_stack.
22831         * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
22832         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
22833         * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22834         ENABLE_EXECUTE_STACK.
22835         * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
22836         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22837         * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22838         ENABLE_EXECUTE_STACK.
22839         * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22840         * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
22841         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22842         * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22843         ENABLE_EXECUTE_STACK.
22844         * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22845         * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22846         * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22847         * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22848         * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
22849         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22850         (sparc64_initialize_trampoline): Likewise.
22851         * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
22853 2004-07-17  Joseph S. Myers  <jsm@polyomino.org.uk>
22855         * langhooks.h (builtin_function): New langhook.
22856         * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
22857         (LANG_HOOKS_INITIALIZER): Update.
22858         * tree.h (builtin_function): Remove.
22859         * doc/tm.texi: Update.
22860         * c-tree.h (builtin_function): Declare.
22861         * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
22862         config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
22863         config/ia64/ia64.c, config/iq2000/iq2000.c,
22864         config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
22865         config/stormy16/stormy16.c: All callers of builtin_function
22866         changed.
22868 2004-07-17  Andrew Pinski  <pinskia@physics.uc.edu>
22870         PR target/16556
22871         * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
22872         Remove white space after the backslash.
22874 2004-07-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
22876         PR rtl-optimization/16294
22877         * resource.c (return_insn_p): New predicate.
22878         (mark_target_live_regs): Use it.  Special-case return insns.
22879         (init_resource_info): Use it.  Don't scan the epilogue past
22880         a return.
22882 2004-07-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
22884         * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
22885         destroy dominance information.
22886         * passes.c (rest_of_handle_loop2): Free dominance information.
22887         * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
22888         jump threading.
22889         (thread_jumps): Update dominance information and remove unreachable
22890         blocks.
22891         * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
22892         information and remove the unreachable block.
22894 2004-07-17  Graham Stott  <graham.stott@btinternet.com>
22896         * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
22898 2004-07-17  Toon Moene  <toon@moene.indiv.nluug.nl>
22900         * doc/sourcebuild.texi: Remove libf2c entry.
22902 2004-07-17  Paolo Bonzini  <bonzini@gnu.org>
22904         * config/i386/i386.md (movv16qi_internal): Fix typo.
22906 2004-07-17  Steven Bosscher  <stevenb@suse.de>
22908         * final.c (final_scan_insn): Fix broken commit from previous
22909         patch.
22911 2004-07-17  Joseph S. Myers  <jsm@polyomino.org.uk>
22913         * c-typeck.c (parser_build_binary_op): Condition warnings for
22914         X<=Y<=Z on -Wparentheses instead of -Wextra.
22915         * doc/invoke.texi: Update.  Document that most of -Wparentheses is
22916         supported for C only.
22918 2004-07-17  Steven Bosscher  <stevenb@suse.de>
22920         * cfgcleanup.c (try_simplify_condjump): Don't remove line
22921         notes to avoid unreachable code warnings.
22922         * toplev.c (backend_init): Don't emit line notes for
22923         unreachable code warnings.
22925         * combine.c (distribute_notes): Don't distribute a
22926         REG_VTABLE_REF note.
22927         * final.c (final_scan_insn): Don't handle it.
22928         * rtl.c (reg_note_name): Remove it.
22929         * rtl.h (enum reg_node): Dito.
22931         * emit-rtl.c (force_line_numbers, restore_line_number_status):
22932         Remove.
22933         * rtl.h (force_line_numbers, restore_line_number_status):
22934         Remove prototypes.
22936         * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
22937         * tree-eh.c (using_eh_for_cleanups_p): ...here.  Make static.
22938         (using_eh_for_cleanups): Also moved here.
22940         * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
22941         <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY.  Update calls
22942         to expand_start_case and add_case_node.
22943         * stmt.c (struct nesting): Cleanup unused fields condition_code,
22944         last_unconditional_cleanup, nominal_type, printname, and
22945         line_number_status.
22946         (struct fixup_goto): Remove.
22947         (struct stmt_status): Remove x_goto_fixup_chain field.
22948         (goto_fixup_chain): Remove.
22949         (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
22950         pushcase, pushcase_range): Remove.
22951         (expand_start_bindings_and_block): Don't set unused fields in
22952         the nesting stack.
22953         (expand_start_case, add_case_node): Cleanup unused formal arguments.
22954         (expand_end_case_type): Don't simplify the case-list.  Use emit_jump
22955         instead of emit_jump_if_reachable.
22956         (emit_case_nodes): Likewise.
22957         * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
22958         static.
22959         (update_eh_label): Work around left-over exception handing regions.
22960         * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
22961         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
22962         (pass_cleanup_cfg_post_optimizing): New pass.
22963         (init_tree_optimization_passes): Run the new pass after all
22964         optimizations.
22965         * tree.h (pushcase, pushcase_range): Remove prototypes.
22966         (expand_start_case, add_case_node): Update prototypes.
22968 2004-07-16  Krister Walfridsson  <cato@df.lth.se>
22970         * tree-inline.c (estimate_num_insns_1): Correct increase of count.
22972 2004-07-16  Richard Henderson  <rth@redhat.com>
22974         * builtins.c (std_expand_builtin_va_arg): Remove.
22975         (expand_builtin_va_arg): Remove.
22976         * expr.h: Don't declare them.
22977         * gimplify.c (mark_decls_volatile_r): Remove.
22978         (copy_if_shared_r): Don't call it.
22979         * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
22980         * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
22981         * gimple-low.c (lower_stmt): Likewise.
22982         * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
22983         * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
22984         * tree-ssa-operands.c (get_expr_operands): Likewise.
22985         * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
22986         EXPAND_BUILTIN_VA_ARG.
22987         * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
22988         * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
22989         config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
22990         config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
22992 2004-07-16  Daniel Berlin  <dberlin@dberlin.org>
22994         * tree-ssa-pre.c (insert_aux): Break out if we hit
22995         a critical edge.
22997 2004-07-16  Richard Henderson  <rth@redhat.com>
22999         * basic-block.h (remove_fake_exit_edges): Declare.
23000         * cfganal.c (remove_fake_predecessors): Rename from
23001         remove_fake_successors; iterate over predecessors.
23002         (remove_fake_exit_edges): New.
23003         * cfgcleanup.c (try_optimize_cfg): Use it.
23004         * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
23005         * predict.c (estimate_probability): Likewise.
23006         (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
23007         * tree-cfg.c (make_edges): Likewise.
23008         * tree-ssa-pre.c (fini_pre): Likewise.
23009         * profile.c (instrument_edges): Don't remove_fake_edges.
23010         (branch_prob): Do it earlier here.
23012 2004-07-16  Richard Henderson  <rth@redhat.com>
23014         * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
23015         switchification wrt CONSTRUCTOR.  Document the reason.
23017 2004-07-16  Frank Ch. Eigler  <fche@redhat.com>
23019         * tree-mudflap.c (mf_file_function_line_tree): Correct typo
23020         that prevented descriptive __mf_check source location strings.
23022 2004-07-16  Richard Henderson  <rth@redhat.com>
23024         * tree-def (WITH_SIZE_EXPR): New.
23025         * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
23026         * expr.c (expand_expr_real_1): Likewise.
23027         * gimplify.c (maybe_with_size_expr): New.
23028         (gimplify_arg, gimplify_modify_expr): Use it.
23029         (gimplify_modify_expr_to_memcpy): Take size parameter.
23030         (gimplify_modify_expr_to_memset): Likewise.
23031         (gimplify_expr): Handle WITH_SIZE_EXPR.
23032         * tree-alias-common.c (find_func_aliases): Likewise.
23033         * tree-eh.c (tree_could_trap_p): Likewise.
23034         (tree_could_throw_p): Likewise.
23035         * tree-gimple.c (is_gimple_lvalue): Likewise.
23036         (get_call_expr_in): Likewise.
23037         * tree-inline.c (estimate_num_insns_1): Likewise.
23038         (expand_calls_inline): Likewise.
23039         * tree-nested.c (convert_call_expr): Likewise.
23040         * tree-pretty-print.c (dump_generic_node): Likewise.
23041         * tree-sra.c (sra_walk_expr): Likewise.
23042         * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
23043         * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
23044         * tree-ssa-operands.c (get_expr_operands): Likewise.
23045         * tree-tailcall.c (find_tail_calls): Likewise.
23047         * calls.c (expand_call): Reset old_stack_allocated after
23048         calling emit_stack_restore.
23050 2004-07-16  Richard Henderson  <rth@redhat.com>
23052         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
23053         lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
23054         * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
23055         * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
23056         copy_res_decl_for_inlining.
23058         * tree-inline.c (declare_return_variable): New modify_dest argument.
23059         Use it as the return value, when possible or manditory.  Handle
23060         TREE_ADDRESSABLE types.
23061         (expand_call_inline): Extract MODIFY_EXPR lhs for call.  Simplify
23062         replacement of CALL_EXPR.
23064 2004-07-16  Richard Henderson  <rth@redhat.com>
23066         * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
23067         * gimple-low.c (expand_var_p): Don't check it.
23068         * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
23069         * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
23070         * tree-ssa-operands.c (add_stmt_operand): Likewise.
23071         * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
23072         (find_referenced_vars): Don't call them.
23073         * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
23075 2004-07-16  Richard Henderson  <rth@redhat.com>
23077         * function.c (pass_by_reference): True for all variable sized types.
23079 2004-07-16  Sebastian Pop  <pop@cri.ensmp.fr>
23081         * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
23082         * tree-pretty-print.c: Include tree-chrec.h.
23083         (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
23084         and POLYNOMIAL_CHREC nodes.
23086 2004-07-16  Steve Ellcey  <sje@cup.hp.com>
23088         * builtins.c (expand_builtin_stpcpy): Do not create temporary
23089         reg with VOIDmode.
23091 2004-07-16  Segher Boessenkool  <segher@kernel.crashing.org>
23093         * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
23095 2004-07-16  Andreas Krebbel  <krebbel1@de.ibm.com>
23097         * config/s390/s390.md: Changed every occurence of BASE_REGISTER
23098         to BASE_REGNUM.
23099         * config/s390/s390.c: Likewise.
23100         * config/s390/s390.h: Likewise.
23102 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23104         * config/mips/mips.md (addsi3, adddi3): Remove special handling
23105         of $sp adds.  Remove REGNO checks from mips16 patterns.
23107 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23109         * config/mips/mips.md: Delete outdated comment.
23111 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23113         * config/mips/mips.c (get_float_compare_codes): Delete.
23114         (mips_emit_compare): New function, mostly extracted from
23115         get_float_compare_codes and gen_conditional_branch.
23116         (gen_conditional_branch, gen_conditional_move): Use it.
23118 2004-07-16  Segher Boessenkool  <segher@kernel.crashing.org>
23120         * genautomata.c (add_vect): Speedup by using integers as
23121         bit-vectors for walking through the comb_vect and finding
23122         a match.
23124 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23126         * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
23127         operand is an uns_arith_operand; use subtraction otherwise.
23128         * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
23129         not just arith_operands.
23131 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23133         * config/mips/mips-protos.h (gen_int_relational): Delete.
23134         (mips_emit_scc): Declare.
23135         * config/mips/mips.c (internal_test): Delete.
23136         (sle_operand, sleu_operand): New functions.
23137         (map_test_to_internal_test, gen_int_relational): Delete.
23138         (mips_emit_binary, mips_relational_operand_ok_p)
23139         (mips_emit_int_relational, mips_zero_if_equal)
23140         (mips_emit_scc): New functions.
23141         (gen_conditional_branch): Rework to use mips_emit_int_relational.
23142         * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
23143         sleu_operand.
23144         * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
23145         (sltu, sleu): Use mips_emit_scc.
23146         (*sge_[sd]i, *sgeu_[sd]i): New patterns.
23147         (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
23148         (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
23150 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23152         * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
23154 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23156         * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
23157         (*sne_[sd]i): Likewise sne_[sd]i_zero.
23158         (*sgt_[sd]i): ...and sgt_[sd]i.
23159         (*slt_[sd]i): ...and slt_[sd]i.
23160         (*sgtu_[sd]i): ...and sgtu_[sd]i.
23161         (*sltu_[sd]i): ...and sltu_[sd]i.
23162         (*sleu_[sd]i): ...and sleu_[sd]i_const.
23163         Name previously unnamed mips16 patterns.  Formatting fixes.
23165 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23167         * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
23168         (branch_type): Delete.
23169         (gen_conditional_branch, gen_conditional_move)
23170         (mips_gen_conditional_trap): Update after name change.  Get the
23171         comparison mode from cmp_operands[0].
23172         * config/mips/mips.h (cmp_type, branch_type): Delete.
23173         (cmp_operands): Renamed from branch_cmp.
23174         * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
23175         name change.  Don't set branch_type.
23176         (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
23177         mode class of cmp_operands[0] rather than branch_type.  Update after
23178         name change.
23180 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23182         * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
23183         of 0...255 to 0 when inside a SET.
23185 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
23187         * config/mips/mips.md: Remove mips16 define_peepholes.
23189 2004-07-16  Daniel Berlin  <dberlin@dberlin.org>
23191         * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
23192         (fini_pre): Remove fake edges.
23194 2004-07-15  Richard Henderson  <rth@redhat.com>
23196         * tree-ssa-operands.c (get_expr_operands): Use a switch.  Split out...
23197         (get_indirect_ref_operands, get_call_expr_operands): ... these.
23199 2004-07-15  Nathan Sidwell  <nathan@codesourcery.com>
23201         * vec.h (VEC_address): New function.
23203 2004-07-14  Jason Merrill  <jason@redhat.com>
23205         PR middle-end/15885
23206         * gimplify.c (gimplify_arg): New fn, split out from...
23207         (gimplify_call_expr): Here.  Special-case BUILT_IN_VA_START.
23209 2004-07-15  Roman Zippel  <zippel@linux-m68k.org>
23211         * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
23212         generate code which is generated by pushqi1 now
23213         * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
23215 2004-07-15  Roman Zippel  <zippel@linux-m68k.org>
23217         * combine.c (simplify_set): match the mode of the constant 0 with
23218         the tested operand to match the compare behaviour and the
23219         simplify_relational_operation() expectation.
23221 2004-07-15  Aldy Hernandez  <aldyh@redhat.com>
23223         * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
23224         ("bordered"): Same.
23226 2004-07-15  Aldy Hernandez  <aldyh@redhat.com>
23228         * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
23229         unconditionally.
23230         * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
23232 2004-07-15  Richard Sandiford  <rsandifo@redhat.com>
23234         * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
23235         calls in mips16 code.
23237 2004-07-15  Richard Sandiford  <rsandifo@redhat.com>
23239         * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
23240         the destination of the li as well as for the neg.
23242 2004-07-15  Frank Ch. Eigler  <fche@redhat.com>
23244         g++/15861
23245         * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
23246         * cgraph.h: Update declaration.
23247         * c-decl.c (build_cdtor): Update call with default priority.
23248         * coverage.c (create_coverage): Ditto.
23249         * tree-mudflap.c (mf_init_fndecl): New tree.
23250         (mudflap_init): Set it.
23251         (mudflap_register_call): Arrange to call __mf_init before the first
23252         __mf_register call.
23253         (mudflap_finish_file): Mark the mudflap static initializer as extra
23254         high priority, to beat all C++ static constructors.
23256 2004-07-15  Jeff Law  <law@redhat.com>
23258         * loop.c (check_insn_for_givs): Restore check for code labels that was
23259         accidentally deleted by a recent checkin.
23261 2004-07-15  Nathan Sidwell  <nathan@codesourcery.com>
23263         * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
23264         (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
23266 2004-07-14  Richard Henderson  <rth@redhat.com>
23268         * print-tree.c (print_node): Fix casts last change.
23270 2004-07-15  Paul Brook  <paul@codesourcery.com>
23272         * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
23273         to TARGET_UNWIND_INFO.
23274         * except.c (output_function_exception_table): Ditto.
23275         * except.h: Ditto.
23276         * opts.c (decode_options): Ditto.
23277         * passes.c (rest_of_handle_final): Ditto.
23278         * final.c (final_start_function): Ditto.
23279         (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
23280         target hook.
23281         * targhooks.h (default_unwind_emit): Declare.
23282         * targhooks.c (default_unwind_emit): New function.
23283         * target-def.h: Define and use TARGET_UNWIND_EMIT.
23284         * target.h (struct gcc_target): Add unwind_emit.
23285         * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
23286         * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
23287         Remove IA64_UNWIND_EMIT.
23288         * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
23290 2004-07-14  Richard Henderson  <rth@redhat.com>
23292         * print-tree.c (print_node): Handle SSA_NAME.
23294 2004-07-14  James E Wilson  <wilson@specifixinc.com>
23296         PR target/16325
23297         * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
23298         and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
23300 2004-07-15  Jakub Jelinek  <jakub@redhat.com>
23302         * expr.c (expand_assignment): Reenable bitfield += optimizations.
23303         Use alias set 0 for memory, do proper mode calculations and adjust
23304         address for memories.
23306 2004-07-14  Per Bothner  <per@bothner.com>
23308         * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
23309         structure with extra column field.
23310         * tree.c (expand_location): Also fill in column field.
23311         * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
23312         gets confused by the two conditionally-compiled definitions.
23314 2004-07-14  Eric Christopher  <echristo@redhat.com>
23316         * calls.c (expand_call): Fix typo in comment.
23318 2004-07-14  Steve Ellcey  <sje@cup.hp.com>
23320         * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
23321         comparision of TFmode.
23323 2004-07-14  Richard Henderson  <rth@redhat.com>
23325         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
23326         (alpha_gimplify_va_arg): ... handling here.  Use pass_by_reference.
23327         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
23328         * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
23329         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
23330         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
23331         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23332         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
23333         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
23335 2004-07-14  Mike Stump  <mrs@apple.com>
23337         * config/darwin.h (WINT_TYPE): Define to be int to match
23338         system header files.
23340 2004-07-14  Bob Wilson  <bob.wilson@acm.org>
23342         * config/xtensa/xtensa.c (function_arg_advance): Check for args
23343         that must be passed in the stack.
23344         (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
23345         arguments if the size is not a constant.
23347 2004-07-14  Per Bothner  <per@bothner.com>
23349         * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
23350         instead of EXPR_LOCUS in a boolean context, which is always true
23351         if --enable-mapped-location.
23352         * stmt.c (warn_if_unused_value): Likewise.  Also use EXPR_LOCATION.
23354 2004-07-14  Richard Henderson  <rth@redhat.com>
23356         * dominance.c (struct dom_info): Add fake_exit_edge.
23357         (init_dom_info): Allocate it.
23358         (free_dom_info): Free it.
23359         (calc_dfs_tree): Set it.  Handle noreturn and infinite loops
23360         in two passes.
23361         (calc_idoms): Honor fake_exit_edge.
23363 2004-07-13  Jason Merrill  <jason@redhat.com>
23365         * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
23366         (rhs_test_for): New fn.
23367         (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
23368         * tree-gimple.h: Declare them.
23369         * gimplify.c (gimplify_modify_expr): Use the new fns.
23371 2004-07-14  Richard Henderson  <rth@redhat.com>
23373         * config/arm/arm-protos.h (arm_va_arg): Remove.
23374         * config/arm/arm.c (arm_va_arg): Remove.
23375         (arm_init_expanders): Fix alignment of arg_pointer_rtx.
23376         * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
23378 2004-07-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
23380         * pa.c (fix_range): New function to mark a range(s) of registers as
23381         fixed registers.
23382         (override_options): Call fix_range if the -mfixed-range option string
23383         is not empty.
23384         * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
23385         * doc/invoke.texi (-mfixed-range): Document new option.
23387 2004-07-14  David Edelsohn  <edelsohn@gnu.org>
23389         * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
23390         for TARGET_64BIT.
23391         (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
23393 2004-07-14  Roger Sayle  <roger@eyesopen.com>
23395         * expmed.c (expand_sdiv_pow2): New function to expand signed division
23396         by a positive power of two, split out from expand_divmod.  Provide
23397         an alternate implementation when shifts are expensive.  Lower the
23398         threshold for using a branchless implementation to BRANCH_COST >= 2.
23399         (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
23401 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
23403         * tree-dfa.c (make_rename_temp): *Really* work just
23404         like create_tmp_var if called while outside SSA form.
23406 2004-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
23408         * config/s390/s390.md ("udivsi3"): Ensure trap is generated
23409         for division by zero.
23410         ("umodsi3"): Likewise.
23412 2004-07-14  Richard Sandiford  <rsandifo@redhat.com>
23414         * config/mips/mips.c (mips_output_move): When generating mips16 code,
23415         force loads of negative constants to be split.
23416         * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
23417         Generalize SImode li/neg splitter to cope with other modes.
23419 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
23421         * expmed.c: Remove more references to QUEUED in the comments.
23422         * expr.c: Likewise.
23424 2004-07-14  Richard Sandiford  <rsandifo@redhat.com>
23426         Revert:
23427         2004-07-13  Richard Henderson  <rth@redhat.com>
23428         * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
23429         correctly.
23431 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
23433         * tree-dfa.c (make_rename_temp): Work just like
23434         create_tmp_var if called while outside SSA form.
23436 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
23438         * expr.c (enqueue_insn, finish_expr_for_function,
23439         protect_from_queue, queued_subexp_p, mark_queue,
23440         emit_insns_enqueued_after_mark, emit_queue,
23441         expand_increment): Remove.
23442         (store_constructor): Expand increment as an assignment.
23443         (expand_expr_real_1 <case PREINCREMENT_EXPR,
23444         case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
23445         case POSTDECREMENT_EXPR>): Abort.
23446         * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
23447         QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
23448         protect_from_queue, emit_queue, queued_subexp_p): Remove.
23449         * function.h (pending_chain, x_pending_chain): Remove.
23450         * rtl.def (QUEUED): Remove.
23452         * emit-rtl.c (copy_insn_1, copy_most_rtx,
23453         set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
23454         * genattrtab.c (attr_copy_rtx, clear_struct_flag,
23455         encode_units_mask): Likewise.
23456         * local-alloc.c (equiv_init_varies_p): Likewise.
23457         * rtl.c (copy_rtx): Likewise.
23458         * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
23459         * simplify-rtx.c (simplify_gen_subreg): Likewise.
23460         * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
23462         * builtins.c (expand_builtin, expand_builtin_apply,
23463         expand_builtin_mathfn, expand_builtin_mathfn_2,
23464         expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
23465         Remove calls to emit_queue and protect_from_queue.
23466         * calls.c (expand_call, precompute_arguments,
23467         precompute_register_parameters, rtx_for_function_call,
23468         store_one_arg): Likewise.
23469         * dojump.c (do_compare_and_jump, do_jump): Likewise.
23470         * explow.c (memory_address): Likewise.
23471         * expmed.c (clear_by_pieces_1, clear_storage,
23472         clear_storage_via_libcall, emit_group_load,
23473         emit_group_store, emit_store_flag,
23474         expand_expr_real_1, store_by_pieces,
23475         store_constructor, store_expr, try_casesi,
23476         try_tablejump): Likewise.
23477         * function.c (expand_pending_sizes): Likewise.
23478         * optabs.c (emit_cmp_and_jump_insns,
23479         emit_conditional_add, emit_conditional_move,
23480         expand_fix, expand_float, prepare_cmp_insn): Likewise.
23481         * stmt.c (emit_case_bit_tests,
23482         expand_asm_expr, expand_computed_goto,
23483         expand_decl_init, expand_end_case_type,
23484         expand_end_stmt_expr, expand_expr_stmt_value,
23485         expand_return, expand_start_case,
23486         optimize_tail_recursion): Likewise.
23487         * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23488         * config/s390/s390.c (s390_expand_cmpmem): Likewise.
23490 2004-07-14  Ben Elliston  <bje@au.ibm.com>
23492         * vec.h: Comment fix.
23494 2004-07-13  Richard Henderson  <rth@redhat.com>
23496         * target.h (struct gcc_target): Add calls.pass_by_reference.
23497         * target-def.h (TARGET_PASS_BY_REFERENCE): New.
23498         * function.c (pass_by_reference): Use the hook.
23499         * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
23500         * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
23501         (hook_pass_by_reference_must_pass_in_stack): New.
23502         * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
23503         (alpha_pass_by_reference): New.
23504         (TARGET_PASS_BY_REFERENCE): New.
23505         * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23506         * config/arc/arc.c (arc_pass_by_reference): New.
23507         (TARGET_PASS_BY_REFERENCE): New.
23508         * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23509         (FUNCTION_ARG_CALLEE_COPIES): True.
23510         * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
23511         * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
23512         (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
23513         * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23514         * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23515         * config/cris/cris.c (cris_pass_by_reference): New.
23516         (TARGET_PASS_BY_REFERENCE): New.
23517         * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
23518         (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
23519         (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23520         * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
23521         * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23522         * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
23523         * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
23524         (frv_function_arg_pass_by_reference): Remove.
23525         * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23526         * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
23527         * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
23528         (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
23529         * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23530         * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
23531         * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
23532         (ia64_pass_by_reference): Rename from
23533         ia64_function_arg_pass_by_reference.
23534         * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23535         * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23536         * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
23537         * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
23538         (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
23539         * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23540         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
23541         * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
23542         * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
23543         (m32r_pass_by_reference): Adjust prototype.  Make static.
23544         Handle mode sizes correctly.
23545         * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23546         * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
23547         (m68hc11_function_arg_pass_by_reference): Remove.
23548         * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23549         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
23550         * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
23551         * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23552         * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
23553         * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
23554         (mips_va_arg): Use pass_by_reference.
23555         (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
23556         Handle mode sizes correctly.
23557         * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23558         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
23559         * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
23560         * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
23561         (mmix_pass_by_reference): Rename from
23562         mmix_function_arg_pass_by_reference.
23563         * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23564         (FUNCTION_ARG_CALLEE_COPIES): True.
23565         * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
23566         (mn10300_pass_by_reference): New.
23567         * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23568         (FUNCTION_ARG_CALLEE_COPIES): True.
23569         * config/pa/pa.c (pa_pass_by_reference): New.
23570         (TARGET_PASS_BY_REFERENCE): New.
23571         * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23572         (FUNCTION_ARG_CALLEE_COPIES): True.
23573         * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
23574         * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
23575         (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
23576         * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23577         * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
23578         * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
23579         (s390_pass_by_reference): Rename from
23580         s390_function_arg_pass_by_reference.
23581         (s390_function_arg_advance): Don't query pass-by-ref.
23582         (s390_function_arg): Likewise.
23583         (s390_gimplify_va_arg): Use pass_by_reference.
23584         (s390_call_saved_register_used): Likewise.
23585         * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23586         * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
23587         (shcompact_byref, sh_pass_by_reference): New.
23588         * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23589         (SHCOMPACT_BYREF): Remove.
23590         * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
23591         * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
23592         (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
23593         (sparc_gimplify_va_arg): Use pass_by_reference.
23594         * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23595         * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23596         * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
23597         (v850_pass_by_reference): New.
23598         * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23599         (FUNCTION_ARG_CALLEE_COPIES): True.
23600         * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
23601         FUNCTION_ARG_PASS_BY_REFERENCE docs.
23603 2004-07-14  Richard Henderson  <rth@redhat.com>
23604             Richard Sandiford  <rsandifo@redhat.com>
23606         * config/mips/mips-protos.h (mips_va_arg): Delete.
23607         * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
23608         * config/mips/mips.c: Include tree-gimple.h.
23609         (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
23610         (mips_arg_info): Remove special handling of must_pass_in_stck args.
23611         (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
23612         (function_arg_pass_by_reference): Return true if must_pass_in_stack.
23614 2004-07-13  Bob Wilson  <bob.wilson@acm.org>
23616         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
23617         arguments for COND_EXPR in big-endian adjustment code.
23619 2004-07-13  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
23621         * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
23622         * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
23623         * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
23624         * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
23626 2004-07-13  Diego Novillo  <dnovillo@redhat.com>
23628         PR tree-optimization/16443
23629         * tree-ssa-alias.c: Add more description for
23630         CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
23631         * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
23632         clobbering of call-clobbered and addressable variables.  If
23633         there are any before aliases have been computed, add them.
23635 2004-07-13  Diego Novillo  <dnovillo@redhat.com>
23637         * tree-optimize.c (execute_todo): Flush DUMP_FILE before
23638         verification.
23640 2004-07-13  Ulrich Weigand  <uweigand@de.ibm.com>
23642         * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
23643         of build_int_2.  Convert both operands of PLUS_EXPR and MULT_EXPR
23644         to the same type.
23646 2004-07-13  Per Bothner  <per@bothner.com>
23648         * collect2.c (main): Handle --no-demangle and --demangle flags.
23650 2004-07-13  Sebastian Pop  <pop@cri.ensmp.fr>
23652         * Makefile.in (OBJS-common): Add tree-data-ref.o.
23653         (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
23654         (tree-data-ref.o): New rule.
23655         * lambda.h: New file.
23656         * tree-data-ref.c: New file.
23657         * tree-data-ref.h: New file.
23658         * tree.c (int_cst_value, tree_fold_gcd): New functions.
23659         * tree.h (int_cst_value, tree_fold_gcd): Declared here.
23661 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
23663         PR target/13926
23664         * config/sparc/sparc-protos.h (output_ubranch): New prototype.
23665         * config/sparc/sparc.c (output_ubranch): New function.
23666         * config/sparc/sparc.md (jump pattern): Use it.
23668 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
23670         PR target/16494
23671         * config/sparc/sparc.c (output_cbranch): Properly guard
23672         the code handling far branches with TARGET_V9.
23673         * config/sparc/sparc.md (length attribute): Document the
23674         side-effect of having a length greater or equal to 3.
23676 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
23677             Lloyd Parkes  <lloyd@must-have-coffee.gen.nz>
23679         PR target/15186
23680         * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
23681         /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
23683 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
23684             Martin Sebor  <sebor@roguewave.com>
23686         PR target/12602
23687         * doc/invoke.texi (SPARC options): Document -threads
23688         and -pthreads on Solaris.
23690 2004-07-13  Richard Henderson  <rth@redhat.com>
23692         * builtins.c (std_gimplify_va_arg_expr): Handle types passed
23693         by reference.
23694         (ind_gimplify_va_arg_expr): Remove.
23695         * tree.h (ind_gimplify_va_arg_expr): Remove.
23696         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
23697         * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
23698         argsp to be null.
23700         * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
23701         (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
23702         * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
23703         config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
23704         config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
23706 2004-07-13  Richard Henderson  <rth@redhat.com>
23708         * function.c (pass_by_reference): New.
23709         (assign_parm_find_data_types): Use it.
23710         * calls.c (initialize_argument_information): Likewise.
23711         (emit_library_call_value_1): Likewise.
23712         * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23713         * function.h (pass_by_reference): Declare.
23715 2004-07-13  Richard Henderson  <rth@redhat.com>
23717         * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
23718         * target.h (struct gcc_target): Add calls.must_pass_in_stack.
23719         * expr.h (MUST_PASS_IN_STACK): Remove.
23720         * system.h (MUST_PASS_IN_STACK): Poison.
23721         * tree.h (must_pass_in_stack_var_size): Declare.
23722         (must_pass_in_stack_var_size_or_pad): Declare.
23723         * calls.c (must_pass_in_stack_var_size): New.
23724         (must_pass_in_stack_var_size_or_pad): Rename from
23725         default_must_pass_in_stack.
23726         * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
23727         (TARGET_MUST_PASS_IN_STACK): New.
23728         * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
23729         * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
23730         (TARGET_MUST_PASS_IN_STACK): New.
23731         * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
23732         * config/frv/frv.c (frv_must_pass_in_stack): New.
23733         (TARGET_MUST_PASS_IN_STACK): New.
23734         * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
23735         * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
23736         * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
23737         (ix86_must_pass_in_stack): Make static.
23738         * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
23739         * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
23740         * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
23741         * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
23742         * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
23743         * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
23744         * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
23745         (mcore_must_pass_on_stack): Remove.
23746         * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
23747         * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
23748         * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
23749         * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
23750         * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
23751         * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
23752         * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
23753         * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
23754         (TARGET_MUST_PASS_IN_STACK): New.
23755         * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
23756         * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
23757         * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
23758         * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
23759         * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
23760         * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
23761         * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
23762         MUST_PASS_IN_STACK.
23764         * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
23765         config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
23766         config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
23767         config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
23768         config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
23769         config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
23770         config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
23771         config/xtensa/xtensa.c: Use target hook.
23773 2004-07-13  Anthony Heading  <aheading@jpmorgan.com>
23775         * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
23776         * configure: Rebuilt.
23778 2004-07-13  Richard Sandiford  <rsandifo@redhat.com>
23780         * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
23781         * config/mips/mips.h (mips_reg_names): Don't declare.
23782         (MASK_NAME_REGS): Delete.  Shuffle other MASK_* values down.
23783         (TARGET_NAME_REGS): Delete.
23784         (TARGET_SWITCHES): Remove -mrnames.
23785         (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
23786         (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
23787         in REGISTER_NAMES.
23788         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
23789         (override_options): Remove handling of TARGET_NAME_REGS.
23791 2004-07-13  Richard Sandiford  <rsandifo@redhat.com>
23793         * config/mips/mips.h (TARGET_*): Boolify.
23795 2004-07-12  Nick Clifton  <nickc@redhat.com>
23797         * config.gcc: Add sh-*-symbianelf target.
23798         * config/sh/sh.c: Add new target macros:
23799         TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
23800         TARGET_CXX_IMPORT_EXPORT_CLASS.
23801         (sh_file_start): Create a definition of the .directive section.
23802         (sh_attribute): Add dllimport and dllexport attributes.
23803         * config/sh/symbian-pre.h: New file.
23804         * config/sh/symbian-post.h: New file.
23805         * config/sh/symbian.c: New file. Contains Symbian specific
23806         functions.
23807         * config/sh/sh-protos.h: Add prototypes for new functions
23808         provided by symbian.c.
23809         * config/sh/t-symbian: New file.
23810         * doc/extend.texi: Document support for dllimport and dllexport
23811         attributes by the sh-symbianelf target.
23813 2004-07-12  James E Wilson  <wilson@specifixinc.com>
23815         * Makefile.in (AR): Use @AR@ not ar.
23816         (NM): New.
23817         (AR_FOR_TARGET): Use $(AR) not ar for native.
23818         (NM_FOR_TARGET): Use $(NM) not nm for native.
23819         * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
23820         * configure: Regenerate.
23822 2004-07-12  David S. Miller  <davem@nuts.davemloft.net>
23824         * config/sparc/sparc.md (ashlsi3): Eliminate const 1
23825         special case.
23826         (ashldi3_sp64): Likewise.
23828 2004-07-12  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
23830         PR target/16477
23831         * pa.c (function_arg): Update comment.
23832         * pa.h (BLOCK_REG_PADDING): Define.
23834 2004-07-12  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
23836         PR tree-optimization/16461
23837         * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
23838         arguments of phi nodes.
23840 2004-07-12  Devang Patel  <dpatel@apple.com>
23842         * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
23844 2004-07-12  Steve Ellcey  <sje@cup.hp.com>
23846         * function.c (expand_function_start): Ensure r_save is in Pmode.
23847         * calls.c (prepare_call_address): Ensure static_chain_value is
23848         in Pmode.
23849         * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
23850         r_save_area are in Pmode.
23851         * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
23852         fnaddr, and static_chain are in Pmode.
23854 2004-07-12  Vladimir Makarov  <vmakarov@redhat.com>
23856         PR target/16445
23857         * config/ia64/ia64.c (bundling): Don't count ignored insns.
23859 2004-07-12  Richard Henderson  <rth@redhat.com>
23861         * target.h (struct gcc_target): Move gimplify_va_arg_expr
23862         next to build_builtin_va_list.
23863         * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
23864         * builtins.c (gimplify_va_arg_expr): Likewise.
23865         * gimplify.c (copy_if_shared_r): Likewise.
23867 2004-07-12  Alexandre Oliva  <aoliva@redhat.com>
23869         * passes.c (rest_of_decl_compilation): Don't defer call of
23870         assemble_variable if its DECL_RTL is already set.
23872 2004-07-12  Sebastian Pop  <pop@cri.ensmp.fr>
23874         * cfgloop.h (struct loop): Add nb_iterations field.
23875         (current_loops): Declare.
23876         * tree-chrec.c (chrec_not_analyzed_yet,
23877         chrec_dont_know, chrec_known, count_ev_in_wider_type,
23878         chrec_contains_symbols_defined_in_loop): Remove the temporary
23879         hooks.
23880         * tree-flow-inline.h (loop_containing_stmt): New function.
23881         * tree-scalar-evolution.c: Add implementation.
23882         * tree-scalar-evolution.h: Add declarations.
23884 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
23886         PR rtl-optimization/15921
23887         * Makefile.in (global.o): Add recog.h.
23889         * global.c (recog.h): Add the include-clause.
23890         (bb_info): New member earlyclobber.
23891         (allocate_bb_info, free_bb_info): Initialize/finish the new
23892         member.
23893         (earlyclobber_regclass, earlyclobber_regclass_length): The new
23894         global variables.
23895         (check_earlyclobber, regclass_intersect,
23896         mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
23897         New functions.
23898         (calculate_local_reg_bb_info): Calculate value of earlyclobber.
23899         (make_accurate_live_analysis): Modify pavin.
23901 2004-07-12  Diego Novillo  <dnovillo@redhat.com>
23903         * tree-cfg.c (find_taken_edge): Statically compute the truth
23904         value of a predicate comparing an SSA_NAME to itself.
23906 2004-07-12  Roger Sayle  <roger@eyesopen.com>
23908         * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
23909         rs6000 doesn't have shift-and-add or shift-and-sub instructions
23910         by returning the cost of a multiplication plus an addition.
23912 2004-07-12  Paolo Bonzini  <bonzini@gnu.org>
23914         PR tree-optimization/14107
23915         * gimplify.c (gimplify_return_expr): Accept a
23916         RETURN_EXPR with an error argument.
23917         * tree-optimize.c (init_tree_optimization_passes):
23918         Run pass_warn_function_return at -O0.
23920 2004-07-12  Roger Sayle  <roger@eyesopen.com>
23922         * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
23923         index entry.
23925 2004-07-12  Richard Sandiford  <rsandifo@redhat.com>
23927         * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
23928         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23929         * config/mips/3000.md: Add copyright notice.  Remove automota and
23930         function units; use generic ones instead.  Only define reservations
23931         for things that are different from generic.md.  Extend each clause
23932         to include r3900.
23933         * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
23934         * config/mips/mips.md: Include them. Remove define_function_units.
23935         (alu, imuldiv): New automata and units.
23937 2004-07-12  Ben Elliston  <bje@au.ibm.com>
23939         * doc/invoke.texi (Optimize Options): Document -frename-registers
23940         not being enabled by default at -O3.
23942 2004-07-11  Roger Sayle  <roger@eyesopen.com>
23944         * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
23945         floating point additions, to keep real immediate constant positive.
23946         <MINUS_EXPR>: For floating point subtractions, only transform X - -C
23947         into X + C, and leave positive real constants as X - C.
23949 2004-07-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
23951         * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
23953 2004-07-11  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
23955         PR tree-optimization/15654
23956         * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
23958 2004-07-11  Roger Sayle  <roger@eyesopen.com>
23960         * builtins.c (fold_builtin_fputs): Don't bother converting the
23961         return type to integer_type_node, as we've already checked that
23962         the result will be ignored.
23964         * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
23965         that signed addition, subtraction, multiplication, division,
23966         remainder, negation and absolute value may potentially trap.
23968         * fold-const.c (fold_ignored_result): New function to strip
23969         non-side-effecting tree nodes from an expression whose result
23970         is ignored.
23971         (fold_convert): Call fold_ignored_result when casting a value
23972         to VOID_TYPE.
23973         (omit_one_operand): Call fold_ignored_result on the "omitted"
23974         operand when building a COMPOUND_EXPR.
23975         (pedantic_omit_one_operand): Likewise.
23976         * tree.h (fold_ignored_result): Prototype here.
23977         * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
23978         when we're going to ignore the result.
23980 2004-07-11  Richard Henderson  <rth@redhat.com>
23982         PR tree-opt/16383
23983         * tree-ssa-ccp.c (fold_stmt_r): Split out...
23984         * tree.c (fields_compatible_p, find_compatible_field): ... new.
23985         * tree.h (fields_compatible_p, find_compatible_field): Declare.
23986         * tree-sra.c (sra_hash_tree): Hash fields by offset.
23987         (sra_elt_eq): Use fields_compatible_p.
23988         (generate_one_element_ref): Use find_compatible_field.
23990 2004-07-11  Richard Henderson  <rth@redhat.com>
23992         PR tree-opt/16422
23993         * tree-sra.c (generate_one_element_init): New.
23994         (generate_element_init): Use it.
23995         (scalarize_init): Push/pop gimplify context around it.
23996         (find_new_referenced_vars_1, find_new_referenced_vars): New.
23997         * gimplify.c (gimplify_expr): Allow SSA_NAME.
23999 2004-07-11  Roger Sayle  <roger@eyesopen.com>
24001         * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
24002         combine.c's combine_insn_cost.
24003         * rtl.h (insn_rtx_cost): Prototype here.
24004         * combine.c (combine_insn_cost): Delete function.
24005         (combine_validate_cost): Update callers of combine_insn_cost to
24006         call insn_rtx_cost instead.
24007         (combine_instructions): Likewise.  Use NONJUMP_INSN_P to avoid
24008         requesting the rtx_cost of call and/or jump instructions.
24010         * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
24011         rtx_cost directly.  Don't request/use the cost of call or jump
24012         instructions.  Return -1 if the cost of any instruction can't be
24013         determined (or the BB contains a function call).
24014         (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
24015         -1 (i.e. can't determine the cost of any instruction or the basic
24016         block contains a subroutine call).
24017         (find_if_case_2): Likewise.
24019 2004-07-11  Roger Sayle  <roger@eyesopen.com>
24021         * rs6000.c (struct processor_costs): Change semantics of fields to
24022         include the COST_N_INSNS scaling, and update all initializers.
24023         (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
24024         Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
24025         Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP.  When
24026         optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
24028 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
24030         * LANGUAGES: Remove obsolete information.
24032 2004-07-11  Ulrich Weigand  <uweigand@de.ibm.com>
24034         * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
24035         SIGBUS signal frames, the PSW address points *to* the faulting
24036         instruction, not after it.
24038 2004-07-11  Ulrich Weigand  <uweigand@de.ibm.com>
24040         * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
24041         added to TLS symbol addresses.
24043 2004-07-11  Richard Henderson  <rth@redhat.com>
24045         * expmed.c (init_expmed): Use stack-local structures for
24046         temporary rtl.  Don't recognize shifts.
24048 2004-07-11  Richard Henderson  <rth@redhat.com>
24050         * expr.c (store_expr): Don't fiddle subreg promotion for types
24051         with precision smaller than the mode.
24053 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
24055         * tree.h (all_types_permanent): Remove.
24057 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
24059         * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
24060         maybe_build_cleanup, update_decl_after_saving): Remove hooks.
24061         * langhooks.c (lhd_clear_binding_stack): Remove.
24062         * langhooks-def.h (lhd_clear_binding_stack,
24063         LANG_HOOKS_MAYBE_BUILD_CLEANUP,
24064         LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
24065         LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
24066         LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
24067         (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
24068         * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
24069         LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
24070         LANG_HOOKS_MAYBE_BUILD_CLEANUP,
24071         LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
24072         * tree.h (poplevel): Don't declare.
24073         * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
24074         LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
24075         * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
24076         LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
24077         Remove.
24079 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
24081         PR tree-optimization/16437
24082         * c-common.c (shorten_compare): Don't mark result of conversion to
24083         narrower signed type as overflowing.
24084         * fold-const.c (decode_field_reference): Determine whether
24085         signedness comes from outer type using precision rather than size.
24087 2004-07-11  Phil Edwards  <phil@codesourcery.com>
24089         * configure.ac: Alphabetize --enable-checking list, add
24090         missing valgrind entry.
24091         * configure: Regenerate.
24093 2004-07-11  Phil Edwards  <phil@codesourcery.com>
24095         * doc/install.texi (Testing): Fix syntax in "make check" example.
24097 2004-07-10  James E Wilson  <wilson@specifixinc.com>
24099         * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
24101 2004-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
24103         PR rtl-optimization/16001
24104         * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
24105         niter_expr.
24107 2004-07-10  Geoffrey Keating  <geoffk@apple.com>
24109         * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
24111 2004-07-10  Steve Kargl  <sgk@troutmask.apl.washington.edu>
24112             James Morrison  <phython@gcc.gnu.org>
24114         * doc/contrib.texi (Contributors): Add gfortran contributors and
24115         fix a couple of typos.
24117 2004-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
24119         PR rtl-optimization/15387
24120         * calls.c (check_sibcall_argument_overlap_1): Handle pointers
24121         to incoming args space correctly.
24123 2004-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
24125         * pa.c (output_indirect_call): Only use %r2 as the link register in
24126         indirect calls with the long PA 2.0 pc-relative branch.
24128 2004-07-10  Daniel Jacobowitz  <dan@debian.org>
24130         * config/i386/i386.c (override_options): Pick a 64-bit CPU
24131         for the default tuning if TARGET_64BIT.
24133 2004-07-10  Richard Henderson  <rth@redhat.com>
24135         * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
24136         to HOST_WIDE_INT.  Fold pad-args-down arithmetic.
24138 2004-07-10  Jakub Jelinek  <jakub@redhat.com>
24140         * expr.h (store_bit_field, extract_bit_field): Remove last argument.
24141         * expmed.c (store_bit_field, extract_bit_field): Remove last
24142         argument.
24143         * builtins.c (expand_builtin_signbit): Adjust callers.
24144         * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
24145         * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
24146         * ifcvt.c (noce_emit_move_insn): Likewise.
24147         * stmt.c (expand_return): Likewise.
24148         * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
24149         store_field, expand_expr_real_1): Likewise.
24151 2004-07-10  Richard Henderson  <rth@redhat.com>
24153         * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
24155 2004-07-09  Mike Stump  <mrs@apple.com>
24157         * config/darwin.c (no_dead_strip): Add.
24158         (HAVE_DEAD_STRIP): Add.
24159         (darwin_emit_unwind_label): Ensure that we don't dead code strip
24160         the .eh label.
24162 2004-07-09  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
24164         * tree-ssa-loop-im.c: New file.
24165         * Makefile.in (tree-ssa-loop-im.o): Add.
24166         * cfgloop.c (superloop_at_depth): New function.
24167         * cfgloop.h (superloop_at_depth): Declare.
24168         * common.opt (ftree-lim): New flag.
24169         * expr.c (array_ref_up_bound): New function.
24170         * params.def (PARAM_LIM_EXPENSIVE): New parameter.
24171         * timevar.def (TV_LIM): New timevar.
24172         * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
24173         computing immediate uses of a phi node.
24174         * tree-flow.h (struct tree_ann_common_d): Add aux field.
24175         (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
24176         * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
24177         * tree-pass.h (pass_lim): Declare.
24178         * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
24179         functions.
24180         (pass_lim): New pass structure.
24181         * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
24182         * tree.c (in_array_bounds_p): New function.
24183         * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
24184         (in_array_bounds_p, array_ref_up_bound): Declare.
24185         * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
24186         * doc/passes.texi (tree-ssa-loop-im.c): Document.
24188 2004-07-09  Richard Henderson  <rth@redhat.com>
24190         * builtins.c (expand_builtin_stpcpy): Don't modify len.
24192         * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
24193         with prejudice.
24195 2004-07-10  Kelley Cook  <kcook@gcc.gnu.org>
24197         * flags.h: Delete redundant prototypes that are being generated
24198         in options.h from common.opt.
24199         * common.opt: Add in the expository comments formerly in flags.h.
24201 2004-07-09  Jan Beulich  <jbeulich@novell.com>
24203         * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
24204         available for use only when TARGET_MMX/_SSE is set, and check for
24205         variable argument function if any register count is non-zero.
24206         (function_arg): Correctly suppress repeated warnings for passing SSE
24207         vectors are arguments without SSE enabled.
24208         (ix86_function_arg_boundary): Without SSE enabled, the use of what
24209         would be SSE register modes does no longer influence the alignment.
24211 2004-07-09  Richard Henderson  <rth@redhat.com>
24213         * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
24214         Always align upward to arg boundary.  Use size_in_bytes/round_up.
24215         Maintain type-correctness of constants.
24216         * stor-layout.c (round_up, round_down): Special-case powers of 2.
24218 2004-07-09  David S. Miller  <davem@nuts.davemloft.net>
24220         * config/sparc/sparc.c (*_costs): Scale instruction costs
24221         by COSTS_N_INSNS.
24222         (sparc_rtx_costs): Adjust as appropriate.
24224 2004-07-09  Jan Beulich  <jbeulich@novell.com>
24226         * config/i386/mm3dnow.h: New.
24227         * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
24229 2004-07-09  Richard Henderson  <rth@redhat.com>
24231         * simplify-rtx.c (simplify_const_relational_operation): Only
24232         look at bounds of scalar integers.
24234 2004-07-09  Jan Beulich  <jbeulich@novell.com>
24236         * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
24238 2004-07-09  Andrew Pinski  <apinski@apple.com>
24240         * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
24241         always referenced.
24242         (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
24243         UOBJC_METACLASS_decl.
24245 2004-07-09  James E Wilson  <wilson@specifixinc.com>
24247         PR target/16364
24248         * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
24249         do return a parallel if hfa_mode == XFmode and mode == TImode.
24251 2004-07-09  Jan Beulich  <jbeulich@novell.com>
24253         * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
24254         permissible for unary plus.
24256 2004-07-09  Jan Beulich  <jbeulich@novell.com>
24258         * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
24259         (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
24260         (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
24261         (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
24262         BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
24263         * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
24264         BUILTIN_POPCOUNTxxx): Arguments are unsigned.
24265         (BUILTIN_xxxIMAX): New.
24266         * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
24267         BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
24268         BUILT_IN_PARITYIMAX.
24270 2004-07-09  David S. Miller  <davem@nuts.davemloft.net>
24272         * config/sparc/sparc.h (processor_costs): Define.
24273         (sparc_costs): Declare.
24274         * config/sparc/sparc.c (cypress_costs, supersparc_costs,
24275         hypersparc_costs, sparclet_costs, ultrasparc_costs,
24276         ultrasparc3_costs): New.
24277         (sparc_override_options): Set sparc_costs as appropriate.
24278         (sparc_rtx_costs): Use sparc_costs instead of messy
24279         conditionals.
24281 2004-07-09  Steven Bosscher  <stevenb@suse.de>
24283         * doc/md.texi (Processor pipeline description): Mention that
24284         the old pipeline description is deprecated.
24286         * config/rs6000/7450.md (automaton ppc7450): Split up, move
24287         mciu_7450 function unit to...
24288         (automaton ppc7450mciu): ...new automaton.
24290         * haifa-sched.c (insert_schedule_bubbles_p): Remove.
24291         (schedule_block): Don't consider inserting bubbles.
24292         (sched_init): Don't initialize DFA bubbles.
24293         * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
24294         TARGET_SCHED_DFA_BUBBLE): Remove.
24295         * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
24296         * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
24297         TARGET_SCHED_DFA_BUBBLE): Remove documentation.
24299         * stmt.c (conditional_context): Remove prototype.
24300         * tree.h (conditional_context): Remove.
24301         * tree-cfg.c (pre_insert_on_edge): Remove.
24303         * c-common.h (c_expand_asm_operands): Remove prototype.
24304         * c-typeck.c (c_expand_asm_operands): Remove.
24306 2004-07-09  Jan Beulich  <jbeulich@novell.com>
24308         * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
24309         their base modes. CTImode, TCmode, and XCmode must be passed in memory.
24310         TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
24311         and V8QI are class SSE. All sufficiently small remaining vector modes
24312         must be passed in one or two integer registers.
24313         (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
24314         returned in memory.
24315         (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
24316         __builtin_ia32_pmuludq128 have non-uniform argument and return types
24317         and must thus be handled explicitly.
24318         * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
24319         MMX and XMM regs.
24320         (movv8qi_internal, movv4hi_internal, movv2si_internal,
24321         movv2sf_internal): Permit moving between MMX and XMM registers (since
24322         MMX areguments and return values are passed in XMM registers).
24323         (sse2_umulsidi3): Correct type and mode.
24325 2004-07-09  Richard Henderson  <rth@redhat.com>
24327         * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
24329 2004-07-09  Eric Christopher  <echristo@redhat.com>
24331         * config/rs6000/40x.md: Split into two automatons.
24333 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
24334             Andrew Pinski  <apinski@apple.com>
24336         * c-opts.c (c_common_post_options): Force unit-at-a-time mode
24337         on when we have more than one input file.
24338         (c_common_parse_file): Restore loop over all input files.
24339         Clarify diagnostic for -dy when YYDEBUG wasn't defined.
24341         * c-decl.c (set_type_context): New function.
24342         (pop_scope): Use it to set context of types.  When we
24343         encounter a TYPE_DECL, set the context of the attached type too.
24344         (pop_file_scope): Don't call cpp_undef_all here.
24345         (diagnose_mismatched_decls): Do not complain about a second
24346         definition of an 'extern inline' function if it's not in the
24347         same translation unit.  Do not complain about inline
24348         declaration after use if the use was in a different
24349         translation unit.
24350         (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
24351         (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
24352         the external scope.
24353         (pushdecl_top_level): Likewise.
24354         (grokdeclarator): Clarify what is going on with setting
24355         DECL_EXTERNAL on function types, a little.
24356         (c_write_global_declarations): Don't do anything if
24357         -fsyntax-only or errors have been encountered.
24359 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
24361         * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
24363 2004-07-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
24365         PR target/16459
24366         * pa.c (output_indirect_call): Use %r2 as the link register when
24367         calling $$dyncall with a pc-relative branch.
24369 2004-07-08  Gerald Pfeifer  <gerald@pfeifer.com>
24371         * doc/install.texi (Binaries): Mention OpenPKG.
24373 2004-07-09  Diego Novillo  <dnovillo@redhat.com>
24375         Fix PR tree-optimization/15555
24376         * tree-dfa.c (dump_variable): If the variable is a pointer
24377         SSA_NAME, also dump its points-to information.
24378         * tree-flow.h (struct ptr_info_def): Add field
24379         is_dereferenced.
24380         (dump_points_to_info_for): Declare.
24381         (debug_points_to_info_for): Declare.
24382         * tree-optimize.c (init_tree_optimization_passes): Add a
24383         second alias analysis pass after DOM2.
24384         Move pass_del_pta to a later spot.
24385         * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
24386         create a name tags when we find a dereferenced pointer.  Just
24387         mark the pointer dereferenced.
24388         (collect_points_to_info_for): Move code to clear points-to
24389         information to create_name_tags.
24390         (create_name_tags): New function.
24391         (compute_flow_sensitive_aliasing): Call it.
24392         (setup_pointers_and_addressables): Mark type tags for renaming
24393         here instead of ...
24394         (create_memory_tag): ... here.
24395         (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
24396         (dump_points_to_info_for): Declare extern.
24397         (debug_points_to_info_for): New function.
24399 2004-07-09  Paolo Bonzini  <bonzini@gnu.org>
24401         * config/arc/arc.md: Switch to DFA-based scheduler description.
24402         * config/arc/arc.c: Switch to DFA-based scheduler description.
24404 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
24406         * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
24407         pointer.
24409 2004-07-09  Richard Henderson  <rth@redhat.com>
24411         * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
24412         * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24413         (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
24414         * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
24416         * config/v850/v850-protos.h (v850_va_arg): Remove.
24417         * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24418         (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
24419         * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
24420         (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
24421         (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
24423 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
24425         PR target/12133
24426         * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
24427         and DImode to use +/-4k offset.
24429 2004-07-09  Richard Henderson  <rth@redhat.com>
24431         * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
24432         Remove.
24433         * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24434         (xstormy16_gimplify_va_arg_expr): Rewrite from
24435         xstormy16_expand_builtin_va_arg.
24436         * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
24438         * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
24439         * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
24441         * config/sh/sh-protos.h (sh_va_arg): Remove.
24442         * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24443         (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
24444         * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
24446         * config/pa/pa-protos.h (hppa_va_arg): Remove.
24447         * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24448         (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
24449         * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
24451         * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
24452         * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24453         (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
24454         * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
24456 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
24458         * config/sparc/sparc.md (return): Rewrite length formula.
24459         * config/sparc/sparc.c (output_return): Pass 1 as 5th
24460         argument to final_scan_insn when in a delay slot.
24461         (output_sibcall): Likewise.
24463 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
24465         * arm.c (arm_cpp_interwork): New variable.
24466         (arm_override_options): Set it if TARGET_INTERWORK was on the command
24467         line.
24468         * arm.h (arm_cpp_interwork): Declare it.
24469         (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
24470         __THUMB_INTERWORK__ in the preprocessor.
24472 2004-07-09  Nathan Sidwell  <nathan@codesourcery.com>
24474         * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
24476 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
24478         PR target/16416
24479         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
24480         Override default settings to account for -m32 and -m64.
24482 2004-07-08  Randolph Chung  <tausq@debian.org>
24484         * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
24486 2004-07-09  Alexandre Oliva  <aoliva@redhat.com>
24488         * builtins.c (fold_builtin_strncpy): Make sure len is a constant
24489         before comparing it as such.
24491 2004-07-08  Richard Henderson  <rth@redhat.com>
24493         * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
24494         temporary.  Use bit arithmetic to align.
24496 2004-07-08  Jerry Quinn  <jlquinn@optonline.net>
24498         * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
24499         nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
24500         NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
24501         * bb-reorder.c (mark_bb_for_unlikely_executed_section,
24502         add_labels_and_missing_jumps, find_jump_block,
24503         fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
24504         Likewise.
24505         * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
24506         link_btr_uses, move_btr_def): Likewise.
24507         * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
24508         expand_builtin_expect_jump): Likewise.
24509         * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
24510         * calls.c (expand_call, emit_library_call_value_1): Likewise.
24511         * cfganal.c (forwarder_block_p): Likewise.
24512         * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
24513         make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
24514         find_bb_boundaries): Likewise.
24515         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
24516         merge_blocks_move_predecessor_nojumps,
24517         merge_blocks_move_successor_nojumps, insns_match_p,
24518         flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
24519         try_optimize_cfg): Likewise.
24520         * cfgexpand.c (expand_block, construct_exit_block): Likewise.
24521         * cfglayout.c (skip_insns_after_block, label_for_bb,
24522         record_effective_endpoints, insn_locators_initialize,
24523         fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
24524         * cfgmainloop.c (create_loop_notes): Likewise.
24525         * cfgrtl.c (delete_insn, delete_insn_chain,
24526         create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
24527         update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
24528         block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
24529         redirect_branch_edge, force_nonfallthru_and_redirect,
24530         rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
24531         rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
24532         update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
24533         purge_dead_edges, cfg_layout_redirect_edge_and_branch,
24534         cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
24535         cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
24536         need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
24537         * combine.c (combine_instructions, can_combine_p, try_combine,
24538         find_split_point, record_dead_and_set_regs, reg_dead_at_p,
24539         distribute_notes, distribute_links, insn_cuid): Likewise.
24540         * cse.c (fold_rtx, cse_insn, cse_around_loop,
24541         invalidate_skipped_block, cse_set_around_loop,
24542         cse_end_of_basic_block, cse_main, cse_basic_block,
24543         cse_condition_code_reg): Likewise.
24544         * cselib.c (cselib_process_insn): Likewise.
24545         * ddg.c (create_ddg): Likewise.
24546         * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
24547         Likewise.
24548         * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
24549         gen_label_die, dwarf2out_var_location): Likewise.
24550         * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
24551         next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
24552         last_call_insn, active_insn_p, next_label, prev_label,
24553         link_cc0_insns, next_cc0_user, try_split, add_insn_after,
24554         add_insn_before, remove_insn, add_function_usage_to,
24555         reorder_insns, find_line_note, remove_unnecessary_notes,
24556         emit_insn_after_1, classify_insn): Likewise.
24557         * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
24558         connect_post_landing_pads, sjlj_mark_call_sites,
24559         sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
24560         can_throw_internal, can_throw_external, set_nothrow_function_flags,
24561         convert_to_eh_region_ranges): Likewise.
24562         * explow.c (optimize_save_area_alloca): Likewise.
24563         * expr.c (expand_expr_real): Likewise.
24564         * final.c (insn_current_reference_address, compute_alignments,
24565         shorten_branches, final, scan_ahead_for_unlikely_executed_note,
24566         final_scan_insn, output_asm_label, leaf_function_p): Likewise.
24567         * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
24568         propagate_block_delete_insn, propagate_one_insn,
24569         init_propagate_block_info, propagate_block, libcall_dead_p,
24570         mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
24571         Likewise.
24572         * function.c (instantiate_virtual_regs, reorder_blocks_1,
24573         expand_function_start, expand_function_end, contains,
24574         thread_prologue_and_epilogue_insns,
24575         reposition_prologue_and_epilogue_notes): Likewise.
24576         * gcse.c (constprop_register, bypass_conditional_jumps,
24577         insert_insn_end_bb, gcse_after_reload): Likewise.
24578         * genemit.c (gen_expand, gen_split): Likewise.
24579         * genpeep.c (gen_peephole, main): Likewise.
24580         * global.c (build_insn_chain): Likewise.
24581         * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
24582         * haifa-sched.c (unlink_other_notes, unlink_line_notes,
24583         get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
24584         restore_line_notes, rm_redundant_line_notes, rm_other_notes,
24585         ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
24586         * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
24587         cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
24588         merge_if_block, block_jumps_and_fallthru_p, find_if_block,
24589         dead_or_predicable): Likewise.
24590         * integrate.c (try_constants): Likewise.
24591         * jump.c (rebuild_jump_labels, cleanup_barriers,
24592         purge_line_number_notes, init_label_info, mark_all_labels,
24593         squeeze_notes, get_label_before, get_label_after,
24594         reversed_comparison_code_parts, simplejump_p, pc_set,
24595         returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
24596         delete_barrier, delete_prior_computation, delete_computation,
24597         delete_related_insns, delete_for_peephole, redirect_jump):
24598         Likewise.
24599         * lcm.c (optimize_mode_switching): Likewise.
24600         * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
24601         Likewise.
24602         * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
24603         * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
24604         * loop-iv.c (simplify_using_assignment): Likewise.
24605         * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
24606         libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
24607         find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
24608         loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
24609         check_insn_for_givs, check_final_value, update_giv_derive,
24610         basic_induction_var, product_cheap_p, check_dbra_loop,
24611         loop_insn_first_p, last_use_this_basic_block,
24612         canonicalize_condition, get_condition, loop_regs_scan, load_mems,
24613         try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
24614         * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
24615         sms_schedule_by_order): Likewise.
24616         * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
24617         * postreload.c (reload_cse_simplify_operands, reload_combine,
24618         reload_cse_move2add): Likewise.
24619         * predict.c (can_predict_insn_p, estimate_probability,
24620         expected_value_to_br_prob, process_note_predictions): Likewise.
24621         * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
24622         * profile.c (branch_prob): Likewise.
24623         * ra-build.c (live_out_1, livethrough_conflicts_bb,
24624         detect_webs_set_in_cond_jump): Likewise.
24625         * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
24626         ra_print_rtl_with_bb): Likewise.
24627         * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
24628         * recog.c (next_insn_tests_no_inequality, find_single_use,
24629         split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
24630         * reg-stack.c (next_flags_user, record_label_references,
24631         emit_swap_insn, swap_rtx_condition, subst_stack_regs,
24632         compensate_edge, convert_regs_1): Likewise.
24633         * regclass.c (scan_one_insn): Likewise.
24634         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24635         regmove_optimize, fixup_match_1, single_set_for_csa,
24636         combine_stack_adjustments_for_block): Likewise.
24637         * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
24638         * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
24639         find_equiv_reg): Likewise.
24640         * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
24641         reload_as_needed, emit_input_reload_insns, do_output_reload,
24642         delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
24643         Likewise.
24644         * reorg.c (find_end_label, emit_delay_sequence,
24645         delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
24646         get_jump_flags, rare_destination, mostly_true_jump,
24647         try_merge_delay_insns, redundant_insn, own_thread_p,
24648         fill_simple_delay_slots, fill_slots_from_thread,
24649         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
24650         dbr_schedule): Likewise.
24651         * resource.c (find_basic_block, next_insn_no_annul,
24652         find_dead_or_set_registers, mark_target_live_regs): Likewise.
24653         * rtl.h (RTX_PREV): Likewise.
24654         * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
24655         no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
24656         reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
24657         find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
24658         tablejump_p, computed_jump_p, insns_safe_to_move_p,
24659         find_first_parameter_load, can_hoist_insn_p): Likewise.
24660         * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
24661         sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
24662         * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
24663         schedule_ebbs): Likewise.
24664         * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
24665         is_conditionally_protected, can_schedule_ready_p,
24666         add_branch_dependences, debug_dependencies): Likewise.
24667         * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
24668         Likewise.
24669         * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
24670         reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
24671         set_dominates_use, ujump_to_loop_cont): Likewise.
24672         * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
24673         * varasm.c (output_constant_pool_1): Likewise.
24675 2004-07-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
24677         * tree-scalar-evolution.c: New file.
24678         * tree-scalar-evolution.h: New file.
24679         * tree-ssa-loop-niter.c: New file.
24680         * Makefile.in (SCEV_H): New.
24681         (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
24682         * cfgloop.h (struct loop): Add bounds field.
24683         * tree-flow.h (struct tree_niter_desc): New type.
24684         (number_of_iterations_cond, number_of_iterations_exit,
24685         loop_niter_by_eval, find_loop_niter_by_eval,
24686         estimate_numbers_of_iterations, can_count_iv_in_wider_type,
24687         free_numbers_of_iterations_estimates): Declare.
24688         * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
24689         * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
24690         * doc/invoke.texi (max-iterations-to-track): Document.
24692 2004-07-08  Kaz Kojima  <kkojima@gcc.gnu.org>
24694         * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
24695         * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
24696         (MODE_AFTER): Add cast appropriately.
24697         * config/sh/sh.md (movdi splitter): Likewise.
24698         (casesi_worker_2): Add const qualifier appropriately.
24699         (eh_return): Remove unused variable.
24700         (insv): Initialize v;
24702 2004-07-08  Richard Henderson  <rth@redhat.com>
24704         * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
24705         * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24706         (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
24707         * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
24708         (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
24710         * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
24711         * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24712         (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
24713         * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
24715         * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
24716         * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24717         (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
24718         * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
24720         * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
24721         * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24722         (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
24723         * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
24725         * config/i860/i860-protos.h (i860_va_arg): Remove.
24726         * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24727         (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
24728         * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
24730 2004-05-31  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
24732         * system.h: Prototype getpagesize if missing.
24733         * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
24734         * configure: Regenerate.
24735         * config.in: Regenerate.
24737 2004-07-08  Richard Henderson  <rth@redhat.com>
24739         * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
24740         * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24741         (fr30_gimplify_va_arg_expr): New.
24742         (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
24743         * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
24745 2004-07-08  Vladimir Makarov  <vmakarov@redhat.com>
24747         PR target/16414
24748         * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
24749         of asm_noperands result.
24751 2004-07-08  Richard Henderson  <rth@redhat.com>
24753         * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
24754         * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24755         (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
24756         * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
24758 2004-07-08  Richard Henderson  <rth@redhat.com>
24760         * builtins.c (ind_gimplify_va_arg_expr): New.
24761         * tree.h (ind_gimplify_va_arg_expr): Declare.
24762         * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
24764 2004-07-08  Jan Beulich  <jbeulich@novell.com>
24766         * expmed.c (extract_bit_field): Correct condition to use vec_extract
24767         patterns also on vector elements other than the first one.
24768         * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
24769         break statements.
24771 2004-07-08  Geoffrey Keating  <geoffk@apple.com>
24773         * config/rs6000/darwin-ldouble.c: Correct reference
24774         to the Linnainmaa paper.
24776 2004-07-08  Richard Henderson  <rth@redhat.com>
24778         * config/arc/arc-protos.h (arc_va_arg): Remove.
24779         * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24780         (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
24781         * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
24783         * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
24784         * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24785         (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
24786         * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
24788 2004-07-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
24790         * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
24792 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
24794         * c-decl.c (static_ctors, static_dtors): Make static.
24795         (pop_file_scope): Call c_common_write_pch and
24796         cgraph_finalize_compilation_unit here.
24797         (build_cdtor): Moved here from c-objc-common.c; simplify.
24798         (c_write_global_declarations_1): Clarify comment.
24799         (c_write_global_declarations): Close the external scope before
24800         doing anything else.  Call build_cdtor, cgraph_optimize, and
24801         mudflap_finish_file here.
24802         * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
24803         Clarify comment.
24804         * c-objc-common.c: No need to include cgraph.h.
24805         (build_cdtor): Moved to c-decl.c.
24806         (c_objc_common_finish_file): Delete.
24807         * c-tree.h: Update to match.
24808         * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
24809         (generate_static_references): Set TREE_USED before calling finish_decl.
24810         Eliminate unnecessary dummy declaration.  Call rest_of_decl_compilation
24811         on the static_instances_decl.
24813 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
24815         * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
24816         decls when there is only one input translation unit.
24817         * langhooks.c (lhd_set_decl_assembler_name): Partially revert
24818         change of 2004-07-05; do not treat declarations with
24819         DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
24820         * opts.c (cur_in_fname): Delete.
24821         * opts.h: Likewise.
24822         * tree.c: Revert changes of 2004-07-05; no special treatment
24823         for TRANSLATION_UNIT_DECLs.
24824         * Makefile.in (tree.o): Update dependencies.
24826 2004-07-08  Roger Sayle  <roger@eyesopen.com>
24828         * builtins.c (fold_builtin_strcpy): Merge functionality from
24829         simplify_builtin_strcpy.  Add additional len argument.  No longer
24830         static.  Remove function prototype.
24831         (fold_builtin_strncpy): Likewise integrate functionality from
24832         simplify_builtin_strncpy.  Add additional slen argument.  No
24833         longer static.  Remove function prototype.
24834         (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
24835         (simplify_builtin_fputs): Rename to fold_builtin_fputs.  Change
24836         types of "ignore" and "unlocked" parameters to bool.
24837         (fold_builtin_1): Add additional ignore argument.  Call renamed
24838         fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
24839         builtins.  Update arguments to fold_builtin_strncpy and
24840         fold_builtin_strcpy.  Add function prototype.
24841         (fold_builtin): Add additional Boolean ignore argument to pass
24842         to fold_builtin_1.
24843         (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
24844         and fold_builtin_strncpy instead of simplify_builtin_fputs,
24845         simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
24847         * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
24848         simplify_builtin_strncpy): Delete function prototypes.
24849         * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
24850         fold_builtin_strncpy): Add function prototypes here.
24851         (fold_builtin): Update function prototype with new "bool ignore".
24853         * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
24854         (ccp_fold_builtin): Update call to fold_builtin.  Call
24855         fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
24856         instead of simplify_builtin_fputs, simplify_builtin_strcpy and
24857         simplify_builtin_strncpy respectively.
24858         * fold-const.c (fold): Update call to fold_builtin.
24860 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
24862         * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
24863         to strcpy.
24865         * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
24866         (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
24867         (FUNCTION_ARG_CALLEE_COPIES): Likewise.
24868         * calls.c: Remove ifdefs of macros above.
24869         * functions.c: Likewise.
24870         * expr.c: Likewise.
24872 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
24874         * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
24875         (arch attribute): Delete.
24876         (current_function_calls_alloca attribute): Rename into calls_alloca.
24877         (calls_eh_return): New attribute.
24878         (leaf_function): Likewise.
24879         (length attribute): Fix formula for sibcalls.
24880         (return insn): Correctly compute the 'length' attribute.
24881         (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
24883 2004-07-08  Richard Henderson  <rth@redhat.com>
24885         * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
24886         (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
24887         (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
24888         * tree-eh.c (lower_eh_constructs_1): Likewise.
24889         * tree-sra.c (sra_walk_modify_expr): Likewise.
24890         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
24891         (eliminate_unnecessary_stmts): Likewise.
24892         * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
24893         * tree-tailcall.c (optimize_tail_call): Likewise.
24894         * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
24896 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
24897             Jakub Jelinek  <jakub@redhat.com>
24899         * config/i386/i386.c (override_options): Enable
24900         SSE prefetches with -mtune, as long as we are
24901         compiling for i686 or higher.  All i686 processors
24902         accept SSE prefetches as NOPS, some i586's don't.
24904 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
24906         PR target/10567
24907         * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
24909 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
24911         * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
24912         the handling of clobbering ASM_EXPRs.
24914 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
24916         PR target/16430
24917         * config/sparc/sparc.c (function_value): In 64-bit mode,
24918         return the aggregates larger than 16 bytes like unions.
24920 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
24922         PR target/16199
24923         * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
24924         'temp' is zero, generate new pseudos as needed and emit the
24925         sequence of insns in single-assignment form.  Resync comments
24926         with code.
24927         (sparc_emit_set_const64): Pass zero as 'temp' argument to above
24928         function before reload.
24930 2004-07-08  Nathan Sidwell  <nathan@codesourcery.com>
24932         * vec.c (vec_assert_fail): Remove duplicate 'function'.
24934         * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
24936         * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
24937         Allocation is signed.
24938         (VEC_reserve): Return flag, allocation is signed.
24940 2004-07-08  Richard Henderson  <rth@redhat.com>
24942         * tree-ssa-ccp.c (fold_stmt): Get type directly from
24943         OBJ_TYPE_REF_OBJECT.
24945 2004-07-08  Joseph S. Myers  <jsm@polyomino.org.uk>
24946             Neil Booth  <neil@daikokuya.co.uk>
24948         PR c/2511
24949         PR c/3325
24950         * c-decl.c (finish_struct): Ensure bit-fields are given the
24951         correct type.
24952         * c-common.c (c_common_signed_or_unsigned_type): For C, require
24953         the precision to match as well as the mode.
24954         * expr.c (reduce_to_bit_field_precision): New function.
24955         (expand_expr_real_1): Reduce expressions of bit-field type to
24956         proper precision.
24957         * langhooks.h (reduce_bit_field_operations): New hook.
24958         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24959         Define.
24960         * c-lang.c, objc/objc-lang.c
24961         (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
24962         * objc/objc-act.c (check_ivars): Convert types to bit-field types
24963         before checking.
24964         * tree.c (build_nonstandard_integer_type): New function.
24965         * tree.h (build_nonstandard_integer_type): New prototype.
24966         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
24967         conversions between integer and boolean types as useless.
24969 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
24971         * c-common.c (c_common_nodes_and_builtins): Do not
24972         create __builtin_ptrdiff_t and __builtin_size_t.
24974 2004-07-08  Andrew Pinski  <apinski@apple.com>
24976         * Makefile.in (libbackend.o): Add -combine to the gcc
24977         command line.
24979 2004-07-08  Nick Clifton  <nickc@redhat.com>
24981         * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
24982         Set to -Os.
24984 2004-07-08  Richard Henderson  <rth@redhat.com>
24986         * except.c (expand_eh_region_start, expand_eh_region_end,
24987         expand_eh_handler, expand_eh_region_end_cleanup,
24988         expand_start_all_catch, expand_start_catch, expand_end_catch,
24989         expand_end_all_catch, expand_eh_region_end_allowed,
24990         expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
24991         expand_eh_region_end_fixup): Remove.
24992         * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
24993         cleanups, outer_cleanups, label_chain, exception_region.
24994         (struct goto_fixup): Remove stack_level, cleanup_list_list.
24995         (struct label_chain): Remove.
24996         (struct stmt_status): Remove x_stack_block_stack.
24997         (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
24998         fixup_gotos, save_stack_pointer, expand_decl_cleanup,
24999         expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
25000         end_cleanup_deferral, last_cleanup_this_contour,
25001         containing_blocks_have_cleanups_or_stack_level,
25002         any_pending_cleanups): Remove.
25003         (expand_null_return_1): Take no arguments.
25004         (expand_label, expand_naked_return, expand_return,
25005         expand_start_bindings_and_block, expand_end_bindings, expand_decl,
25006         expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
25007         expand_end_case_type): Don't use any of them.
25008         * calls.c (expand_call): Likewise.
25009         * dojump.c (do_jump): Likewise.
25010         * function.c (expand_function_end): Likewise.
25011         * expr.c (store_expr, expand_expr_real_1): Likewise.
25012         (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
25013         (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
25014         CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
25015         EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
25016         * fold-const.c (fold_checksum_tree): Use first_rtl_op.
25017         * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
25018         * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
25019         for WITH_CLEANUP_EXPR.
25020         (gimple_push_cleanup): Likewise.
25021         * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
25022         * print-tree.c (print_node): Likewise.
25023         * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
25024         * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
25025         (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
25026         * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
25027         (GOTO_SUBROUTINE_EXPR): Remove.
25028         * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
25029         (DECL_TOO_LATE): Remove.
25030         * except.h, tree.h: Update decls.
25032 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
25034         * explow.c (optimize_save_area_alloca): Do not accept parameters.
25035         * passes.c (rest_of_handle_final): Handle symout.
25036         (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
25037         Push timevar here.
25038         (rest_of_handle_sched): Break out SMS.  Remove ifs for
25039         flag_schedule_insns and flag_modulo_sched.
25040         (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
25041         collect at the end.
25042         (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
25043         (rest_of_handle_partition_blocks, rest_of_handle_sms,
25044         rest_of_handle_if_after_reload, rest_of_handle_peephole2,
25045         rest_of_handle_mode_switching, rest_of_handle_jump,
25046         rest_of_handle_guess_branch_prob, rest_of_handle_eh,
25047         rest_of_handle_jump2, rest_of_handle_postreload,
25048         rest_of_handle_flow2, rest_of_clean_state,
25049         rest_of_handle_shorten_branches,
25050         rest_of_handle_prologue_epilogue,
25051         rest_of_handle_branch_target_load_optimize): New.
25052         (rest_of_compilation): Call the above.  Remove ggc_collect
25053         calls moved to rest_of_handle_*.
25054         * rtl.h (optimize_save_area_alloca): Do not accept parameters.
25056         * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
25057         * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
25058         * except.h (set_nothrow_function_flags): Update comment.
25059         * function.c (current_function_nothrow): Remove.
25060         * output.h (current_function_nothrow): Remove.
25061         * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
25062         * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
25064 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
25066         PR bootstrap/16326
25067         * reorg.c: Revert 2004-06-30 change.
25068         (find_end_label): If HAVE_epilogue and !HAVE_return,
25069         return 0 instead of creating a label at the end of the insn chain.
25070         (optimize_skip): Account for the failure mode of find_end_label.
25071         (fill_simple_delay_slots): Likewise.
25072         (fill_slots_from_thread): Likewise.
25073         (relax_delay_slots): Likewise.
25075 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
25077         * tree-flow.h (addressable_vars): Declare.
25078         * tree-ssa-alias.c (addressable_vars): Define.
25079         (setup_pointers_and_addressables): Add addressable variables
25080         to addressable_vars.
25081         * tree-ssa-operands.c (get_stmt_operands): Move
25082         handling of ASM_EXPRs ...
25083         (get_asm_expr_operands): ... here.
25084         When the ASM_EXPR clobbers memory, also clobber addressable
25085         variables.
25086         * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
25087         (delete_tree_ssa): Reset addressable_vars.
25089 2004-07-07  Jan Beulich  <jbeulich@novell.com>
25090             Richard Henderson  <rth@redhat.com>
25092         * varasm.c (assemble_variable): Use assemble_zeros for
25093         zero-initialized variables.
25094         (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
25095         for SECCAT_BSS and SECCAT_TBSS.
25097 2004-07-07  Jan Beulich  <jbeulich@novell.com>
25099         * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
25101         * expmed.c (emit_store_flag): Also special-case double-word
25102         (in-)equality comparison against -1.
25104         * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
25105         passing arguments the containers for which are registers.
25107         * calls.c (emit_library_call_value_1): Use mode of function parameter
25108         rather than that of argument since constants have none.
25110 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
25112         Introduce H8SX support.
25113         * expr.c (expand_strcpy): Renamed and moved to...
25114         * builtins.c (expand_movstr): ... here.  Tweak.
25115         (expand_builtin_strcpy): Adjust.  Use movstr if len can't be
25116         computed or has side effects.
25117         (expand_builtin_stpcpy): Likewise.  Use strcpy if return value is
25118         unused, or if mempcpy fails.  Adjust the return value in the
25119         latter case.  Use movstr if everything else fails.
25120         * doc/md.texi (movstr): Document.
25121         (movmemM, clrmemM): Fix explanation of memory block operands.
25122         * config/h8300/h8300.md (stpcpy): Renamed to...
25123         (movstr): ... this.  Adjust.
25124         2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
25125         * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
25126         movmem* and clrstr* to clrmem*.
25127         2004-06-27  Alexandre Oliva  <aoliva@redhat.com>
25128         * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
25129         GENERAL_REGS, always.
25130         (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
25131         getting the stack pointer as addr.
25132         * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
25133         from general_operand_dst.
25134         * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
25135         variant of...
25136         (movmd_internal): ... this.  Add modes to operands.  Disparage `D'
25137         instead of requiring it to match only before reload.
25138         (stpcpy_internal_normal): New, normal-mode variant of...
25139         (stpcpy_internal): ... this.  Add modes to operands.  Disparage
25140         `D' instead of requiring it to match only before reload.
25141         * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
25142         mode argument.
25143         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
25144         * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
25145         h8300_get_index.
25146         * config/h8300/h8300.md (attr type): Add call.
25147         (attr can_delay): If type is call, set it no.
25148         (call, call_value): Set type to call.
25149         2004-06-21  Alexandre Oliva  <aoliva@redhat.com>
25150         * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
25151         2004-06-16  Alexandre Oliva  <aoliva@redhat.com>
25152         * tree.c (get_narrower): Don't narrow integral types into
25153         non-integral types.
25154         * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
25155         frame_size *before* the first use.
25156         * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
25157         on input.
25158         (peephole2): Don't widen instructions that push SP.  Move
25159         decrement of SP to the end of all stm-generating peepholes.
25160         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
25161         * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
25162         and OR to set it to all ones.
25163         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
25164         * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
25165         (call, call_value): Set can_delay to "no".
25166         2003-07-22  Richard Sandiford  <rsandifo@redhat.com>
25167         * config/h8300/h8300.md (extzv): Make subreg check more robust.
25168         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
25169         * config/h8300/h8300.md (*brabit): Remove.
25170         * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
25171         zero_extract.  Use bit_memory_operand as the predicate for
25172         operand 1 and 'WU' as the constraint.  Check the difference
25173         between the base length and the final one when deciding which
25174         type of branch to use.
25175         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
25176         * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
25177         Use convert_move to extend the result for TARGET_H8300SX.  Check
25178         for QImode memory references.  Optimize the case where the
25179         destination is a paradoxical subreg.
25180         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
25181         * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
25182         * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
25183         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
25184         * config/h8300/h8300.md: Include mova.md
25185         (length_table): Add mova and mova_zero.
25186         * config/h8300/h8300.c (print_operand): Handle '%o'.  Print a length
25187         after all constant addresses for '%R', '%X', '%T' and '%S'.
25188         (h8300_mova_length): New function.
25189         (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
25190         * config/h8300/t-h8300 (mova.md): Generate from genmova.sh.  Add to
25191         dependencies for s-config, etc.
25192         * config/h8300/gemova.sh: New file.
25193         * config/h8300/mova.md: Generated.
25194         2003-07-20  Alexandre Oliva  <aoliva@redhat.com>
25195         * config/h8300/h8300.c (h8300_bitfield_length): New.
25196         (nibble_operand): Adjust.
25197         (h8300_binary_length): Handle conditional binary op.
25198         (h8300_insn_length_from_table): Handle bitfield and bitbranch.
25199         * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
25200         P#<X, respectively.  The original P is now IP4>X.  Introduced P#>0
25201         and P#<0, unused so far.  W and Y are now prefixes to multi-letter
25202         constraints.  WU is introduced as a variant of U that requires a
25203         mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
25204         * config/h8300/h8300.md (attr type): Added bitbranch.
25205         (attr length_table): Added bitfield and bitbranch.
25206         (attr length): Compute bitbranch length.
25207         (andqi): Separate pattern for H8300SX.  Use bfld for loading the
25208         least-significant bit of a byte.
25209         (brabit, brabc, brabs): New.
25210         (insv, extzv): Emit bfst and bfld on H8300SX.
25211         (bfld, bfst, seq, sne): New.
25212         (bstzhireg, cmpstz, bstz, bistz): New.
25213         (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
25214         (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
25215         2003-07-11  Richard Sandiford  <rsandifo@redhat.com>
25216         * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
25217         (h8sx_unary_memory_operator): New function.
25218         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
25219         (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
25220         * config/h8300/h8300.md: Add peepholes to combine reloads and
25221         arithmetic insns.
25222         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
25223         * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
25224         (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
25225         (and?i, ior?i, xor?i): Likewise.
25226         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
25227         * config/h8300/h8300.c: Move enums and prototypes to head of file.
25228         Various whitespace fixes.
25229         (h8300_constant_length): New function, split out from...
25230         (h8300_displacement_size): ...here.  Rename h8300_displacement_length.
25231         (h8300_classify_operand): Use IN_RANGE.
25232         (h8300_classify_operand): Use h8300_constant_length.
25233         (h8300_short_move_mem_p): Tighten size check.
25234         (h8sx_mergeable_memrefs_p): Tighten equality check.
25235         2003-06-30  Richard Sandiford  <rsandifo@redhat.com>
25236         * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
25237         for -msx.
25238         * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
25239         * config/h8300/crtn.asm: Likewise.
25240         * config/h8300/lib1funcs.asm: Likewise.  Use 32-bit pointers
25241         if __H8300SX__ is defined.
25242         2003-06-27  Richard Sandiford  <rsandifo@redhat.com>
25243         * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
25244         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
25245         (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
25246         addresses as mode-dependent.
25247         * config/h8300/h8300.c (print_operand_address): Update call to
25248         h8300_get_index.
25249         (h8300_get_index): Take a mode argument.  Rework to fix an
25250         earlier misunderstanding.
25251         2003-06-26  Richard Sandiford  <rsandifo@redhat.com>
25252         * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
25253         into a register if TARGET_H8300SX.
25254         (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
25255         TARGET_H8300SX.  Also disable related define_splits.
25256         (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
25257         2003-06-23  Richard Sandiford  <rsandifo@redhat.com>
25258         * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
25259         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
25260         * config/h8300/h8300.h (OK_FOR_Z): New macro.
25261         (EXTRA_CONSTRAINT_STR): Check it.
25262         * config/h8300/h8300.c (h8300_classify_operand): Accept null
25263         class arguments.
25264         (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
25265         * config/h8300/h8300.md (length_table): Add mov_imm4.
25266         (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
25267         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
25268         * genattrtab.c (write_eligible_delay): Allow candidate_insn to
25269         be a label.
25270         * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
25271         * config/h8300/h8300.c (h8300_reorg): New function.
25272         (TARGET_MACHINE_DEPENDENT_REORG): Define.
25273         * config/h8300/h8300.md (length): Subtract the length of the
25274         delay slot from (pc) when checking the range of forward branches.
25275         (delay_slot, can_delay): New attributes.
25276         (define_delay): Add bra/s handling.
25277         (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
25278         (jump): Add delayed-branch handling.
25279         2003-06-17  Richard Sandiford  <rsandifo@redhat.com>
25280         * expr.c (expand_strcpy): New function.
25281         * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
25282         (expand_builtin_stpcpy): Likewise.
25283         * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
25284         (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
25285         * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
25286         handling to improve register allocation for -fno-omit-frame-pointer.
25287         (h8sx_split_movmd): Delete, moving er6 handling into...
25288         (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
25289         * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
25290         (movmd): Add calls to copy_rtx.
25291         (movmd_internal): In the second alternative, allow the initial and
25292         final destination registers to be different .  Update the splitter
25293         accordingly.  Call h8300_swap_into_er6 and h8300_swap_out_of_er6
25294         instead of h8sx_split_movmd.
25295         (stpcpy, movsd): New expanders.
25296         (movsd_internal): New define_insn.
25297         2003-06-13  Richard Sandiford  <rsandifo@redhat.com>
25298         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
25299         (h8sx_emit_movmd, h8sx_split_movmd): Declare.
25300         * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
25301         and DESTINATION_REGS.
25302         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
25303         (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
25304         (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
25305         (h8300_move_ratio): Declare.
25306         (MOVE_RATIO): Use it.
25307         * config/h8300/h8300.c (h8300_move_ratio): New variable.
25308         (h8300_init_once): Initialize it.
25309         (h8300_reg_class_from_letter): New function.
25310         (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
25311         (h8sx_emit_movmd, h8sx_split_movmd): New functions.
25312         * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
25313         (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
25314         (movstrsi, movmd): New expanders.
25315         (movmd_internal): New insn.
25316         2003-06-06  Richard Sandiford  <rsandifo@redhat.com>
25317         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
25318         2003-06-04  Richard Sandiford  <rsandifo@redhat.com>
25319         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
25320         * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
25321         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
25322         * config/h8300/h8300.c (nibble_operand): Fix warning.
25323         * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
25324         (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
25325         (movsf_h8300h): Disable for TARGET_H8300SX.
25326         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
25327         * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
25328         h8300_stm_parallel and h8300_return_parallel.
25329         * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
25330         h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
25331         h8300_stm_parallel, h8300_return_parallel): New functions.
25332         (h8300_expand_prologue): Don't enforce ldm/stm register alignment
25333         if TARGET_H8300SX.  Use h8300_push_pop.
25334         (h8300_expand_epilogue): Likewise.  Try to merge the return insn
25335         and final pop when generating h8sx code.  Always emit some form
25336         of return insn.
25337         * config/h8300/h8300.md: Don't enforce register alignment in
25338         stm peepholes if TARGET_H8300SX.
25339         (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
25340         (ldm_h8300s_[234], stm_h8300_[234]): Disable.
25341         (epilogue): Expect h8300_expand_epilogue to emit a return insn.
25342         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
25343         * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
25344         (MULTILIB_DIRNAMES): Add a directory for it.
25345         (MULTILIB_MATCHES): Delete.
25346         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
25347         * final.c (walk_alter_subreg): Handle addresses with subregs
25348         inside a ZERO_EXTEND or AND.
25349         * config/h8300/h8300-protos.h (h8300_get_index): Declare.
25350         * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
25351         if TARGET_H8300SX.
25352         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
25353         * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
25354         @(dd,Rn.w) and @(dd,ERn.L).
25355         (h8300_displacement_size): Take the whole address as argument.
25356         (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
25357         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
25358         * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
25359         (h8sx_mergeable_memrefs_p): Declare.
25360         * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
25361         (HAVE_PRE_INCREMENT): Likewise.
25362         (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
25363         addresses for TARGET_H8300SX,
25364         * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
25365         and POST_DEC.
25366         (movb_length_table, movl_length_table): New tables.
25367         (movw_length_table): Define to movb_length_table.
25368         (h8300_displacement_size): New, split out from...
25369         (h8300_classify_address): ...here.  Handle pre/post inc/dec.
25370         (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
25371         (h8300_insn_length_from_table): Add cases for movb, movw and movl.
25372         (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
25373         (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
25374         (compute_plussi_length, compute_plussi_cc): Update accordingly.
25375         (h8sx_unary_shift_operator): Get the mode from the operator.
25376         (binary_shift_operator): Likewise.
25377         * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
25378         a memory reference, check whether the reference is offsettable.
25379         (length_table): Add movb, movw and movl.
25380         (movqi): Add new h8sx pattern.  Don't force one operand to be a
25381         register when generating h8sx code.
25382         (movhi, movsi, movsf): Likewise.
25383         (movstrictqi): Use the length_table attribute.
25384         (movstricthi): Likewise.  Add h8sx alternative for mov.w #xx:3,Rn.
25385         (addqi3): Split into a define_expand and define_insn.  Don't accept
25386         memory operands in the expander.  Use h8300_operands_match_p to
25387         check for matching operands in the define_insn.
25388         (subqi3, negqi2, one_cmplqi2): Likewise.
25389         (add[hs]i3): Don't accept memory operands in the expander.  Likewise
25390         in any patterns that are unused in h8sx code.  In the h8sx patterns,
25391         use h8300_operands_match_p to check whether operands match.
25392         (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
25393         one_cmpl[hs]i3): Likewise.
25394         (andqi3, iorqi3, xorqi3): Likewise.  Don't call fix_bit_operand
25395         in the expander.
25396         2003-05-23  Richard Sandiford  <rsandifo@redhat.com>
25397         * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
25398         (h8300_insn_length_from_table): Add a second parameter.
25399         (output_h8sx_shift): Declare.
25400         * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
25401         (EXTRA_CONSTRAINT): Replace with...
25402         (EXTRA_CONSTRAINT_STR): ...this.  Use OK_FOR_W and OK_FOR_Y.
25403         (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
25404         (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
25405         and h8sx_binary_shift_operator.
25406         * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
25407         for TARGET_H8300SX.
25408         (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
25409         (bit_memory_operand, fix_bit_operand): Likewise.
25410         (h8300_length_table_for_insn): Remove.
25411         (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
25412         instructions.
25413         (h8300_short_immediate_length, h8300_binary_length): New functions.
25414         (h8300_insn_length_from_table): Add an opcodes parameter.  Rework.
25415         (output_plussi): Use sub to add negative constants.
25416         (compute_plussi_length): Adjust accordingly.
25417         (h8sx_single_shift_type): New enum.
25418         (h8sx_single_shift, h8sx_unary_shift_operator,
25419         h8sx_binary_shift_operator, output_h8sx_shift): New functions.
25420         (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
25421         single h8sx instruction.  Return false in this case.
25422         * config/h8300/h8300.md (length_table): Add short_immediate.
25423         (length): Pass the operand array to h8300_insn_length_from_table.
25424         (adjust_length): Assume "no" for insns with a length_table attribute.
25425         (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
25426         (*addhi3_h8300hs): Don't use for h8sx.
25427         (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
25428         and sub.w #xx:3.
25429         (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
25430         1's predicate to nonimmediate_operand.  Only skip default expansion
25431         if expand_a_shift or expand_a_rotate returns true.  Add new patterns
25432         for single h8sx shift instructions.
25433         2003-05-22  Alexandre Oliva  <aoliva@redhat.com>
25434         * config/h8300/h8300.c (nibble_operand): Split out of...
25435         (reg_or_nibble_operand): ... this.
25436         * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
25437         * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
25438         umulhisi3): Introduce expand, and introduce separate insns for
25439         sign- or zero-extended REG and already-extended CONST_INT.
25440         2003-05-20  Richard Sandiford  <rsandifo@redhat.com>
25441         * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
25442         * config/h8300/h8300.md (subqi3): Generalize for h8sx.
25443         (subhi3): Likewise.  Don't accept immediates for operand 1.
25444         Remove the early clobber from second alternative of the h8300s pattern.
25445         (subsi3): Generalize for h8sx.  Force operand 2 into a register
25446         on plain h8300 targets.
25447         (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
25448         (subsi3_h8300h): Generalize for h8sx.
25449         (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
25450         2003-05-19  Alexandre Oliva  <aoliva@redhat.com>
25451         * config/h8300/h8300.c (reg_or_nibble_operand): New.
25452         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
25453         (TARGET_H8300SXMUL): New.
25454         (CONST_OK_FOR_P): New.
25455         (CONST_OK_FOR_LETTER_P): Adjust.
25456         * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
25457         umulhisi3): Accept 4-bit immediate on H8SX.
25458         (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
25459         (udivsi3, divhi3, udivsi3, divsi3): New.
25460         2003-05-19  Richard Sandiford  <rsandifo@redhat.com>
25461         * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
25462         * config/h8300/h8300.h (OK_FOR_Q): New macro.
25463         (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
25464         (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
25465         Add ADDRESSOF to the bit_operand entry.
25466         * config/h8300/h8300.c (h8300_dst_operand): New predicate.
25467         (h8300_src_operand): Likewise.
25468         (bit_operand): Check nonimmediate_operand rather than general_operand.
25469         Accept any nonimmediate_operand in h8sx code.
25470         (h8300_and_costs): Initialize operands[1].
25471         (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
25472         (h8300_operand_class): New enum.
25473         (h8300_length_table): New typedef.
25474         (addb_length_table, addw_length_table, addl_length_table,
25475         logicl_length_table): New tables.
25476         (logicb_length_table, logicw_length_table): New macros.
25477         (h8300_classify_operand, h8300_length_from_table,
25478         h8300_length_table_for_insn, h8300_unary_length,
25479         h8300_insn_length_from_table): New functions.
25480         (output_plussi): Only use adds and subs for register destinations.
25481         Disable redundant clause.
25482         (compute_plussi_cc): Likewise.
25483         (compute_plussi_length): Likewise.  Use h8300_length_from_table
25484         to work out the length of an insn.
25485         (output_logical_op): Only use narrower immediate instructions
25486         if the destination is a register.
25487         (compute_logical_op_cc): Likewise.
25488         (compute_logical_op_length): Likewise.  Use h8300_length_from_table.
25489         (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
25490         * config/h8300/h8300.md (length_table): New attribute.
25491         (length): When an instruction has a length_table attribute, use
25492         h8300_insn_length_from_table to calculate its default length.
25493         (cmpqi): Use h8300_dst_operand for the first operand and
25494         h8300_src_operand for the second.
25495         (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
25496         negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
25497         addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
25498         iorsi3, xorhi3, xorsi3): Likewise.
25499         (andqi3): Use h8300_src_operand for operand 2.  Adjust the condition
25500         so that it allows any combination of operands for TARGET_H8300SX.
25501         (iorqi3, xorqi3): Likewise.
25502         (cmpqi): Use the length_table attribute.
25503         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
25504         xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
25505         (cmpqi): Add 'Q' constraint.
25506         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
25507         iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
25508         2003-05-14  Richard Sandiford  <rsandifo@redhat.com>
25509         * config/h8300/h8300.h (MASK_H8300SX): New macro.
25510         (TARGET_H8300S): True for both -ms and -msx.
25511         (TARGET_H8300SX): New macro.
25512         (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
25513         * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
25514         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
25515         * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
25516         [Temporary change.]
25517         2003-02-28  Alexandre Oliva  <aoliva@redhat.com>
25518         * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
25519         16-bit pointers and 32-bit ints.
25520         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
25521         CONST_DOUBLE with mode no wider than SImode.
25522         * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
25523         output operand.
25524         2003-02-27  Alexandre Oliva  <aoliva@redhat.com>
25525         * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
25526         or SUBREG thereof.
25527         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
25528         2003-02-22  Alexandre Oliva  <aoliva@redhat.com>
25529         * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
25531 2004-05-28  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
25533         * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
25535 2004-07-07  Per Bothner  <per@bothner.com>
25537         * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
25539 2004-07-07  Mike Stump  <mrs@apple.com>
25541         * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
25542         * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
25543         (machopic_finish): Likewise.
25545 2004-07-07  Richard Henderson  <rth@redhat.com>
25547         * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
25548         through any value-preserving cast.
25550 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
25552         * function.c (assign_parm_find_data_types): Call
25553         FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
25555 2004-07-07  Steven Bosscher  <stevenb@suse.de>
25557         * tree-cfg.c (group_case_labels): Remove case labels that have
25558         the same target as the default case.
25560 2004-07-07  Steven Bosscher  <stevenb@suse.de>
25562         * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
25563         regardless of DECL_LANG_SPECIFIC being present or not.
25564         * tree.h (DECL_NUM_STMTS): Purge.
25566 2004-07-07  Andrew Pinski  <apinski@apple.com>
25568         * configure: Regenerate with the right autoconf.
25570 2004-07-07  David Edelsohn  <edelsohn@gnu.org>
25572         * ifcvt.c (total_bb_rtx_cost): New function.
25573         (find_if_case_1): Compare rtx_cost of basic block to cost of
25574         BRANCH_COST insns.
25575         (find_if_case_2): Same.
25577 2004-07-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
25579         PR target/10567
25580         * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
25581         (output_return): Likewise.
25582         (output_sibcall): Abort if !flag_delayed_branch.
25583         (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
25584         (emit_and_preserve): New function.
25585         (sparc_output_mi_thunk): Use it.  Honor flag_delayed_branch.  Emit an
25586         indirect jump to the thunked-to function if !flag_delayed_branch.
25587         * config/sparc/sparc.md (delayed_branch): New attribute.
25588         (load_pcrel_sym): Honor flag_delayed_branch.  Use above
25589         attribute to compute the length of the insn.
25590         (goto_handler_and_restore): Likewise.
25592 2004-07-07  Andrew Pinski  <apinski@apple.com>
25594         PR tree-optimization/15777
25595         * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
25597         * expr.c (expand_expr_real_1): Fix formating.
25598         BUFFER_REF and IN_EXPR are dead.
25599         * fold-const.c (non_lvalue): BUFFER_REF is dead.
25600         * tree-inline.c (estimate_num_insns_1): Likewise.
25601         * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
25602         IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
25603         * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
25605 2004-07-07  H.J. Lu  <hongjiu.lu@intel.com>
25607         * collect2.c (dump_file): Don't call cplus_demangle if
25608         HAVE_LD_DEMANGLE is defined.
25609         (main): Pass "--demangle" to ld if no_demangle is not 0 and
25610         HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
25611         if HAVE_LD_DEMANGLE is defined.
25613         * configure.ac (--with-demangler-in-ld): Added
25614         (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
25615         --with-demangler-in-ld is used.
25616         * config.in: Regenerated.
25617         * configure: Likewise.
25619 2004-07-07  Roger Sayle  <roger@eyesopen.com>
25621         * config/rs6000/rs6000.c (struct processor_costs): Add new fields
25622         for simple floating point operations "fp", double precision
25623         multiplication "dmul", and single and double precision division
25624         "sdiv" and "ddiv".  Update all CPU variant tables as appropriate.
25625         (ppc630_cost): New table split from ppc620_cost, to distinguish
25626         differences in floating point latencies.
25627         (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
25628         (rs6000_rtx_costs): Add support for single and double precision
25629         floating point addition, subtraction, multiplication, division,
25630         fused-multiply-add, fused-multiply-sub, negation, absolute value
25631         and negative absolute value.  Tweak MEM case to use prefered idiom.
25633 2004-07-07  Richard Henderson  <rth@redhat.com>
25635         * tree-flow-inline.h (may_propagate_copy): Move...
25636         * tree-ssa-copy.c (may_propagate_copy): ... here.  Fail if we
25637         attempt to copy between types requiring conversion.
25638         * tree-flow.h (may_propagate_copy): Update decl.
25639         * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
25641 2004-07-07  Jakub Jelinek  <jakub@redhat.com>
25643         * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
25644         from -mtune= option.
25646 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
25648         * builtins.c: Rename movstr*, except for movstrict*, to
25649         movmem* and clrstr* to clrmem*.
25650         * expr.c: Likewise.
25651         * expr.h: Likewise.
25652         * genopinit.c: Likewise.
25653         * integrate.c: Likewise.
25654         * local-alloc.c: Likewise.
25655         * optabs.c: Likewise.
25656         * optabs.h: Likewise.
25657         * config/alpha/alpha.h: Likewise.
25658         * config/alpha/alpha.md: Likewise.
25659         * config/arm/arm-protos.h: Likewise.
25660         * config/arm/arm.c: Likewise.
25661         * config/arm/arm.md: Likewise.
25662         * config/avr/avr.md: Likewise.
25663         * config/c4x/c4x.c: Likewise.
25664         * config/c4x/c4x.md: Likewise.
25665         * config/frv/frv.md: Likewise.
25666         * config/i386/i386-protos.h: Likewise.
25667         * config/i386/i386.c: Likewise.
25668         * config/i386/i386.h: Likewise.
25669         * config/i386/i386.md: Likewise.
25670         * config/i860/i860.c: Likewise.
25671         * config/i860/i860.md: Likewise.
25672         * config/ip2k/ip2k.md: Likewise.
25673         * config/ip2k/libgcc.S: Likewise.
25674         * config/ip2k/t-ip2k: Likewise.
25675         * config/m32r/m32r.c: Likewise.
25676         * config/m32r/m32r.md: Likewise.
25677         * config/mcore/mcore.md: Likewise.
25678         * config/mips/mips.c: Likewise.
25679         * config/mips/mips.md: Likewise.
25680         * config/ns32k/ns32k.c: Likewise.
25681         * config/ns32k/ns32k.h: Likewise.
25682         * config/ns32k/ns32k.md: Likewise.
25683         * config/pa/pa.c: Likewise.
25684         * config/pa/pa.md: Likewise.
25685         * config/pdp11/pdp11.h: Likewise.
25686         * config/pdp11/pdp11.md: Likewise.
25687         * config/rs6000/rs6000.c: Likewise.
25688         * config/rs6000/rs6000.md: Likewise.
25689         * config/s390/s390-protos.h: Likewise.
25690         * config/s390/s390.c: Likewise.
25691         * config/s390/s390.md: Likewise.
25692         * config/sh/lib1funcs.asm: Likewise.
25693         * config/sh/sh.c: Likewise.
25694         * config/sh/sh.md: Likewise.
25695         * config/sh/t-sh: Likewise.
25696         * config/sparc/sparc.h: Likewise.
25697         * config/vax/vax.md: Likewise.
25698         * config/xtensa/xtensa.c: Likewise.
25699         * config/xtensa/xtensa.md: Likewise.
25700         * doc/invoke.texi: Likewise.
25701         * doc/md.texi: Likewise.
25702         * doc/rtl.texi: Likewise.
25704 2004-07-07  Richard Sandiford  <rsandifo@redhat.com>
25706         PR target/16407
25707         * config/mips/mips-protos.h (mips_declare_common_object): Declare.
25708         * config/mips/mips.c (mips_declare_common_object): New function,
25709         mostly split out from...
25710         (mips_output_aligned_decl_common): ...here.
25711         * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
25712         (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
25713         * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
25714         rather than ASM_OUTPUT_LOCAL.  Call mips_declare_common_object.
25716 2004-07-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
25718         PR c/16392
25719         * function.c (assign_parms): Fix typo from previous change.
25721 2004-07-07  Jason Merrill  <jason@redhat.com>
25723         PR c++/15815
25724         * doc/extend.texi (C++ Interface): Correct information and
25725         discourage use.
25727 2004-07-07  Vladimir Makarov  <vmakarov@redhat.com>
25729         PR target/16130
25730         PR target/16142
25731         PR target/16143
25732         * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
25733         insn.
25735 2004-07-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
25737         PR target/1679.
25738         * config/m32r/m32r.c (m32r_function_symbol): New function:
25739         Generate a symbol name RTX with the correct m32r specific flags
25740         set.
25741         (block_move_call): Use new function to generate correct symbol.
25742         * config/m32r/m32r-protos.h: Add prototype for new funcion.
25743         * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
25744         function.
25746 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
25748         * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
25749         TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
25750         TYPE_BINFO_BASETYPE): Remove.
25751         (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
25752         to ...
25753         (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
25754         here.
25755         (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
25756         (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
25757         (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
25758         (struct tree_binfo): Rename base_types to base_binfos.
25759         * alias.c (record_component_aliases): Adjust BINFO macros.
25760         * dbxout.c (dbxout_type): Likewise.
25761         * dwarf2out.c (gen_member_die): Likewise.
25762         * sdbout.c (sdbout_one_type): Likewise.
25763         * tree-dump.c (deque_and_dump): Likewise.
25764         * config/i386/i386.c (classify_argument,
25765         contains_128bit_aligned_vector_p): Likewise.
25767 2004-07-07  Nick Clifton  <nickc@redhat.com>
25769         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
25770         arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
25772 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
25774         * vec.h: Fix the example use.
25776 2004-07-06  Richard Henderson  <rth@redhat.com>
25778         * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
25779         * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
25780         * tree-inline.c (copy_body_r, setup_one_parameter,
25781         initialize_inlined_parameters, expand_call_inline,
25782         declare_inline_vars): Don't check it.
25783         (expand_calls_inline): Remove old version, rename new version
25784         from gimple_expand_calls_inline.
25785         * tree-optimize.c (execute_gimple): Remove.
25786         (pass_gimple): Don't run anything.
25788 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
25790         * doc/sourcebuild.texi: Use semicolons instead of commas in
25791         section title.
25793 2004-07-06  Richard Henderson  <rth@redhat.com>
25795         * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
25796         (sra_walk_modify_expr, scan_init): Likewise.
25797         (generate_element_zero): Check visited before scanning children.
25798         (generate_element_init): Set visited on error.
25799         (scalarize_init): Handle generate_element_init failure similar
25800         to use_block_copy.
25802 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
25804         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
25805         (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
25807 2004-07-06  Richard Henderson  <rth@redhat.com>
25809         * config/i386/i386.c (legitimize_pic_address): Make static.
25810         (legitimize_address): Handle CONST with TLS operand.
25811         (ix86_expand_move): Don't call legitimize_pic_address directly.
25812         * config/i386/i386-protos.h (legitimize_pic_address): Remove.
25814 2004-07-06  Roger Sayle  <roger@eyesopen.com>
25816         * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
25817         (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
25818         (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
25819         is currently executed unconditionally, i.e. not in "else_bb".
25821 2004-07-06  Steven Bosscher  <stevenb@suse.de>
25823         * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
25824         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25825         * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
25826         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25827         * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
25828         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25829         * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
25830         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25831         * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
25832         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25833         * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
25834         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25835         * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
25836         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25837         * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
25838         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25840 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
25842         * dojump.c (do_jump): REFERENCE_EXPR is dead.
25843         * expr.c (expand_expr_real_1): Ditto.
25844         * tree-inline.c (estimate_num_insns_1): Ditto.
25845         * tree-pretty-print.c (dump_generic_node): Ditto.
25846         (op_symbol): Ditto.
25847         * tree.def: Ditto.
25849 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
25851         * tree-ssa-pre.c (reference_node_pool): New pool.
25852         (find_or_generate_expression): Class 'r' is okay too.
25853         (create_value_expr_from): Ditto.
25854         (add_to_sets): LHS should not include vuses.
25855         (eliminate): Ditto.
25856         (compute_avail): Reverse ordering of tests.
25857         Valuize INDIRECT_REF as well.
25859 2004-07-06  Richard Sandiford  <rsandifo@redhat.com>
25861         PR rtl-optimization/16380
25862         * loop.c (check_dbra_loop): Sink comparison instructions if they
25863         do something other than set cc0.
25865 2004-07-06  James E Wilson  <wilson@specifixinc.com>
25867         * doc/interface.texi (longjmp and automatic variables): Delete
25868         paragraph recommending taking the address of a variable.
25870 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
25872         * vec.h (VEC_embedded_alloc): Remove.
25873         (VEC_embedded_size, VEC_embedded_init): New.
25874         (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
25875         MEM_STAT_INFO.
25876         (VEC_truncate): New.
25877         (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
25878         (vec_embedded_alloc): Remove.
25879         * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
25880         (vec_embedded_alloc): Remove.
25882 2004-07-06  Mark Mitchell  <mark@codesourcery.com>
25884         * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
25885         (gt-langhooks.h): Remove.
25887 2004-07-06  George Helffrich <george@gly.bris.ac.uk>
25889         * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
25891 2004-07-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
25893         * config/sparc/sparc.c (get_pc_symbol): Rename into
25894         add_pc_to_pic_symbol.
25895         (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
25896         (load_pic_register): Account for previous changes.
25897         Use reg_names.  Don't create the label twice.
25898         * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
25899         UNSPEC_LOAD_PCREL_SYM.
25900         (get_pc): Rename into load_pcrel_sym.  Add predicate to
25901         operands.  Remove condition.
25903 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
25905         * dbxout.c (dbxout_type): Don't test whether the binfo slot of
25906         RECORD, UNION & QUAL_UNION is actually a binfo.
25908         * tree.h (TREE_VIA_VIRTUAL): Rename to ...
25909         (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
25910         (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
25911         * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
25912         * dwarf2out.c (add_data_member_location_attribute): Likewise.
25913         (gen_inheritance_die): Likewise.
25914         * tree-dump.c (deque_and_dump): Likewise.
25915         * doc/c-tree.texi (Binfos): Add under reconstruction note.
25917 2004-07-06  Steven Bosscher  <stevenb@suse.de>
25919         * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
25920         Define.
25921         * config/mcore/mcore.md: Model memory latency with a simple DFA
25922         pipeline description instead of a define_function_unit.
25924 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
25926         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
25927         * langhooks.h (var_mod_type_p): Likewise.
25928         * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
25929         * expr.c (count_type_elements): Properly handle return from
25930         array_type_nelts and properly test for overflow.
25931         * gimplify.c (gimplify_init_constructor): Properly handle return
25932         from array_type_nelts.
25933         (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
25934         * integrate.c (copy_decl_for_inlining): Correct comments.
25935         * tree-inline.c (remap_decl): Update comments, remove dead code,
25936         and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
25937         (remap_type): Only remap if variably modified by vars in function
25938         being inlined.
25939         (copy_body_r): Use compatible_type langhooks to see when can fold.
25940         (setup_one_parameter): Don't remap type.
25941         (inline_forbidden_p_1): Add arg to variably_modified_type_p.
25942         * tree.c (recompute_tree_invarant_for_addr_expr): Properly
25943         compute TREE_INVARIANT for decl case.
25944         (find_var_from_fn): New function.
25945         (variably_modified_type_p): Add arg and call new function.
25946         * tree.h (variably_modified_type_p): Add extra arg.
25948 2004-07-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
25950         * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
25951         (goto_handler_and_restore_v9): Delete disabled insn.
25952         (goto_handler_and_restore_v9_sp64): Likewise.
25954 2004-07-05  Roger Sayle  <roger@eyesopen.com>
25956         * calls.c (load_register_parameters): Call expand_shift instead
25957         of expand_binop with ashl_optab (or other shift optab) directly.
25958         * expr.c (emit_group_load, emit_group_store): Likewise.
25959         * function.c (assign_parm_setup_block): Likewise.
25960         * stmt.c (shift_return_value): Likewise.
25962 2004-07-05  Jakub Jelinek  <jakub@redhat.com>
25964         * expr.c (expand_assignment): Disable the bitfield += optimizations.
25966 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
25968         * doc/sourcebuild.texi: Revert previous patch.
25970 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
25972         * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
25973         TARGET_MEM_FUNCTIONS.
25974         * system.h: Poison TARGET_MEM_FUNCTIONS.
25975         * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
25976         bcmp_libfunc, bzero_libfunc): Remove.
25977         * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
25978         bzero_libfunc.
25979         * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
25980         * doc/standards.texi: Don't mention calling BSD string functions.
25981         * doc/invoke.texi: Likewise.  Mention that memmove may be called.
25982         * config/vax/t-memfuncs: New.
25983         * config/memcmp.c, config/memcpy.c, config/memmove.c,
25984         config/memset.c: New.
25985         * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
25986         * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
25987         vax/t-memfuncs.
25988         * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
25989         config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
25990         config/elfos.h, config/gnu.h, config/h8300/h8300.h,
25991         config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
25992         config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
25993         config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
25994         config/netbsd.h, config/openbsd.h, config/pa/pa.h,
25995         config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
25996         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
25997         config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
25999 2004-07-05  Richard Henderson  <rth@redhat.com>
26001         * function.c (assign_parm_setup_reg): Properly rename variables in
26002         FUNCTION_ARG_CALLEE_COPIES section.
26004 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
26006         * tree-mudflap.c: Include cgraph.h.
26007         (mf_init_extern_trees): Rename to mudflap_init.  Export.
26008         Rewrite to create synthetic declarations instead of looking
26009         up declarations from mf-runtime.h.
26010         (mf_make_builtin, mf_make_cache_struct_type): New functions.
26011         (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
26012         Correct commentary.
26013         (execute_mudflap_function_decls, mudflap_register_call):
26014         Don't call mf_init_extern_trees.
26015         (mudflap_finish_file): Use cgraph_build_static_cdtor.
26017         * tree-mudflap.h: Update prototypes.
26018         * c-mudflap.c: Delete file.
26019         * c-common.c: Include tree-mudflap.h.
26020         (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
26021         * Makefile.in: Remove all references to c-mudflap.o.
26022         Update dependencies.
26024 2004-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
26026         * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
26027         displacements with the spatial-locality cache-control completer.
26029 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
26031         * langhooks.c: Don't include gt-langhooks.h.
26032         (var_labelno): Delete.
26033         (lhd_set_decl_assembler_name): Do not append a distinguishing
26034         number to file-scope internal-linkage declarations for the first
26035         input file, even if they have DECL_CONTEXT set.  Use DECL_UID of
26036         the declaration itself (if at block scope), or its containing
26037         TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
26038         number.
26040         * opts.c (cur_in_fname): New global.
26041         * opts.h: Declare it.
26042         * tree.c: Include opts.h.
26043         (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
26044         DECL_UID equal to cur_in_fname.
26045         (copy_node_stat): Do not change DECL_UID when copying a
26046         TRANSLATION_UNIT_DECL.
26047         (build_common_tree_nodes): Adjust next_decl_uid to reserve the
26048         range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
26050         * c-decl.c (c_static_assembler_name): Delete.
26051         * c-tree.h (c_static_assembler_name): Delete prototype.
26052         * c-lang.c, objc/objc-lang.c: Don't override
26053         LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
26055         * Makefile.in (tree.o): Update dependencies.
26056         (GTFILES): Remove langhooks.c.
26058 2004-07-05  Roger Sayle  <roger@eyesopen.com>
26060         * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
26061         by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
26062         Normalize "X % C" as "X % -C" for signed modulus and negative C.
26063         Optimize "X % -Y" as "X % Y" for signed modulus.
26064         <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
26065         into "((unsigned) X % Y) == 0".
26067 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
26069         * sourcebuild.texi (Config Fragments): Use @comma{} in
26070         cross-reference to section title.
26072 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
26074         * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
26075         * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
26076         (gimplify_target_expr, gimplify_expr): Likewise.
26077         (copy_if_shared_r): No longer need special case for BIND_EXPR.
26078         (unshare_body, unvisit_body): Only look at nested if BODY_P is
26079         whole function.
26080         (gimplify_compound_lval): See if we can strip any useless conversion.
26081         (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
26082         from RHS, not LHS.
26083         (gimplify_modify_expr_to_memset): Likewise.
26084         (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
26085         * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
26086         (declare_inline_vars): Likewise.
26087         (walk_type_fields): New function.
26088         (walk_tree): Use it.
26089         * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
26091         * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
26092         (sra_walk_modify_expr): Allow init function to fail.
26093         (scan_init): Now returns bool.
26094         (generate_element_init): If can't understand INIT, return false.
26095         (scalarize_init): Return false if generate_element_init does.
26097         * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
26098         print bounds.
26100         * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
26101         bounds if bounds aren't constant.
26103         * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
26105         * function.c, langhooks-def.h, langhooks.h: Move max_size hook
26106         to type hooks; remove bogus PARAMS.
26108 2004-07-05  Nathan Sidwell  <nathan@codesourcery.com>
26110         * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
26111         * dwarf2out.c (add_data_member_location_attribute): Check for
26112         TREE_BINFO.
26113         * tree.c (tree_node_kinds): Add "binfos".
26114         (binfo_lang_slots): New.
26115         (make_node_stat): Add TREE_BINFO.
26116         (make_tree_binfo_stat): New.
26117         (tree_node_structure): Add TREE_BINFO.
26118         * tree.def (TREE_BINFO): New.
26119         * tree.h (REC_OR_UNION_CHECK): Rename to ...
26120         (RECORD_OR_UNION_CHECK): ... here.
26121         (NOT_RECORD_OR_UNION_CHECK): New.
26122         (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
26123         (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
26124         RECORD_OR_UNION_CHECK.
26125         (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
26126         (TYPE_LANG_SLOT_1): New.
26127         (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
26128         BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
26129         BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
26130         (BINFO_ELTS): Remove.
26131         (BINFO_LANG_SLOT): New.
26132         (struct tree_binfo): New.
26133         (binfo_lang_slots): Declare.
26134         (enum tree_node_structure_enum): Add TS_BINFO.
26135         (union tree_node): Add binfo.
26136         (make_tree_binfo_stat): Declare.
26137         (make_tree_binfo): New.
26138         (enum tree_node_kind): Add binfo_kind.
26140         * objc/objc-act.c (start_class, objc_declare_protocols,
26141         start_protocols): Use TYPE_LANG_SLOT_1.
26142         * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
26143         to ...
26144         (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
26145         (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
26146         CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
26147         PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
26149 2004-07-05  Steven Bosscher  <stevenb@suse.de>
26151         * rtl.h (struct rtx_def): Remove the integrated flag.
26152         Use the return_val flag for MEM_SCALAR_P.
26153         Reshuffle and update flags in CLEAR_RTX_FLAGS.
26155 2004-07-05  Richard Sandiford  <rsandifo@redhat.com>
26157         PR target/16357
26158         * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
26159         to mips_expand_unaligned_load, mips_expand_unaligned_store, and
26160         move_by_pieces.
26162 2004-07-05  Josef Zlomek  <zlomekj@suse.cz>
26164         * var-tracking.c: Fix some comments.
26165         (frame_stack_adjust): New.
26166         (vt_stack_adjustments): Init stack_adjust of entry block to
26167         minus stack adjustment of function prologue.
26168         (adjust_stack_reference): Do not adjust if adjustment == 0.
26169         (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
26170         (emit_notes_in_bb): Likewise.
26171         (vt_add_function_parameters): Do not adjust locations of
26172         function arguments.
26173         (vt_initialize): Compute the stack adjustment of function
26174         prologue and offset the initial "location" of frame_base_decl
26175         from the stack pointer after prologue.
26177 2004-07-04  Richard Henderson  <rth@redhat.com>
26179         * function.c (struct assign_parm_data_all): New.
26180         (struct assign_parm_data_one): New.
26181         (assign_parms_initialize_all, assign_parms_augmented_arg_list,
26182         assign_parm_find_data_types, assign_parms_setup_varargs,
26183         assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
26184         assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
26185         assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
26186         assign_parm_setup_block, assign_parm_setup_reg,
26187         assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
26188         (assign_parms): ... here.
26190 2004-07-04  Daniel Berlin  <dberlin@dberlin.org>
26192         * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
26193         now are bitmap_set_t's.
26194         (bitmap_insert_into_set): No point in inserting the value if
26195         it's invariant.
26196         (bitmap_set_contains): New function.
26197         (bitmap_set_replace_value): Add comment on why we do it
26198         this way.
26199         (set_contains): Removed.
26200         (bitmap_set_subtract_from_value_set): New name of
26201         set_subtract now that it's arguments are two different
26202         types of sets.
26203         Update callers.
26204         (bitmap_find_leader): Change algorithm used.
26205         (find_or_generate_expression): Update use of functions for new
26206         bitmap sets.
26207         (create_expression_by_pieces): Ditto.
26208         (insert_aux): Ditto.
26209         (insert): Ditto.
26210         (add_to_sets): Ditto.
26211         (init_pre): Ditto.
26212         (execute_pre): Ditto.
26213         (compute_avail): Ditto.
26214         Also ignore virtual phis.
26216 2004-07-04  Richard Sandiford  <rsandifo@redhat.com>
26218         * combine.c (simplify_comparison): Fix comment typo.
26220 2004-07-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
26222         * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
26223         into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
26224         (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
26225         (output_restore): Change parameter from 'insn' to 'pat'.
26226         (output_return): Adjust call to output_restore.
26227         (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
26228         Adjust call to output_restore.
26230 2004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
26232         * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
26233         and assert system is bsd.
26235 2004-07-04  Richard Sandiford  <rsandifo@redhat.com>
26237         * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
26238         (TARGET_SWITCHES): Remove -mdebugc.
26239         * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
26240         (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
26241         (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
26242         (sle_[sd]i_reg): Delete.
26244 2004-07-04  Steven Bosscher  <stevenb@suse.de>
26246         * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
26247         Define.
26248         * config/iq2000/iq2000.md: Translate old pipeline description to an
26249         equivalent new one.
26251 2004-07-04  Roger Sayle  <roger@eyesopen.com>
26253         * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
26254         Ensure the replacement rhs is valid gimple before performing
26255         the substitution.  Return false if these sanity checks fail.
26256         (fold_stmt): Only set changed to true, if set_rhs returns true.
26257         (execute_fold_all_builtins): Only call modify_stmt if set_rhs
26258         succeeds.
26260 2004-07-04  Richard Henderson  <rth@redhat.com>
26262         PR c/16348
26263         * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
26265 2004-07-04  Mark Mitchell  <mark@codesourcery.com>
26267         * configure.ac (ranlib_flags): New variable.
26268         * Makefile.in (RANLIB_FLAGS): New variable.
26269         (libbackend.a): Use it.
26270         * configure: Regenerated.
26272 2004-07-04  Roger Sayle  <roger@eyesopen.com>
26274         * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
26275         a "sign mask" instead of using ashr_optab directly.
26277 2004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
26279         * doc/cpp.texi: Don't document what we do for ill-formed expressions.
26280         * doc/cppopts.texi: Clarify processing of command-line defines.
26282 2004-07-04  Gerald Pfeifer  <gerald@pfeifer.com>
26284         * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
26286 2004-07-04  Richard Henderson  <rth@redhat.com>
26288         * rtl.def (ADDRESSOF): Remove.
26289         * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
26290         (find_base_term, memrefs_conflict_p): Likewise.
26291         * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
26292         (fold_rtx, cse_insn, set_live_p): Likewise.
26293         * dwarf2out.c (mem_loc_descriptor): Likewise.
26294         (add_location_or_const_value_attribute): Likewise.
26295         * emit-rtl.c (copy_insn_1): Likewise.
26296         * explow.c (memory_address): Likewise.
26297         * expmed.c (store_split_bit_field): Likewise.
26298         * expr.c (expand_expr_real_1): Likewise.
26299         * function.c (instantiate_decl
26300         (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
26301         * genrecog.c (preds, validate_pattern): Likewise.
26302         * integrate.c (copy_rtx_and_substitute): Likewise.
26303         * recog.c (general_operand, register_operand): Likewise.
26304         (memory_address_p): Likwise.
26305         * reload1.c (eliminate_regs, elimination_effects): Likewise.
26306         * rtl.c (copy_rtx): Likewise.
26307         * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
26308         (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
26309         * rtlhooks.c (gen_lowpart_general): Likewise.
26310         * stmt.c (expand_asm_operands): Likewise.
26311         * web.c (entry_register, replace_ref, web_main): Likewise.
26312         * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
26313         alpha_expand_block_move, alpha_expand_block_clear): Likewise.
26314         * config/arm/arm.c (thumb_rtx_costs): Likewise.
26315         * config/c4x/c4x.c (c4x_valid_operands): Likewise.
26316         * config/frv/frv.c (move_destination_operand, move_source_operand,
26317         condexec_dest_operand, condexec_source_operand,
26318         condexec_memory_operand): Likewise.
26319         * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
26320         * config/ia64/ia64.c (general_xfmode_operand): Likewise.
26321         (destination_xfmode_operand): Likewise.
26322         * config/mips/mips.h (PREDICATE_CODES): Likewise.
26323         * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
26324         * config/s390/s390.c (general_s_operand): Likewise.
26325         * config/s390/s390.md (mov*): Likewise.
26326         * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
26328         * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
26329         * expr.c (expand_expr_real_1): Likewise.
26330         * stmt.c (expand_decl): Likewise.
26331         * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26333         * function.c (struct fixup_replacement, struct insns_for_mem_entry,
26334         postponed_insns, put_var_into_stack, put_reg_into_stack,
26335         schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
26336         fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
26337         fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
26338         walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
26339         gen_mem_addressof, flush_addressof, put_addressof_into_stack,
26340         purge_bitfield_addressof_replacements, purge_addressof_replacements,
26341         purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
26342         struct insns_for_mem_walk_info, insns_for_mem_walk,
26343         compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
26344         setjmp_protect_args): Remove.
26345         (push_function_context_to): Don't handle var_refs_queue.
26346         (pop_function_context_from, free_after_compilation): Likewise.
26347         (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
26348         (assign_parms, allocate_struct_function): Likewise.
26349         (use_register_for_decl): New.
26350         (expand_function_end): Don't setjmp_protect.
26351         * function.h (struct emit_status): Update commentary.
26352         (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
26353         (max_parm_reg, parm_reg_stack_loc): Remove.
26354         * passes.c (DFI_addressof): Remove.
26355         (dump_file_info): Remove addressof.
26356         (rest_of_handle_addressof): Remove.
26357         (rest_of_compilation): Don't call it.
26358         * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
26359         * stmt.c (expand_decl): Use use_register_for_decl.
26360         * tree.h: Update decls.
26361         * web.c (mark_addressof): Remove.
26362         * doc/invoke.texi (-dF): Remove.
26364 2004-07-03  Richard Henderson  <rth@redhat.com>
26366         * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
26367         instead of gen_mem_addressof.
26368         * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
26369         TImode output register.
26371 2004-07-03  Richard Henderson  <rth@redhat.com>
26373         PR tree-optimization/16341
26374         * tree-sra.c (sra_walk_function): Increment to next stmt before
26375         processing the current stmt.
26376         (sra_insert_after): Always use BSI_SAME_STMT.
26378 2004-07-03  Richard Henderson  <rth@redhat.com>
26380         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
26381         fp plus with minus.
26383 2004-07-03  Joseph S. Myers  <jsm@polyomino.org.uk>
26385         * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
26386         with tree_int_cst_equal.
26388 2004-07-03  Andreas Schwab  <schwab@suse.de>
26390         * config/ia64/ia64.md: Define new attribute "empty".
26391         (prologue_use, nop_x, insn_group_barrier): Set it.
26393         * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
26394         skip over "empty" insns.
26396 2004-07-03  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
26398         * tree-inline.c (initialize_inlined_parameters): Pass proper function
26399         context to gimplify_body.
26400         (walk_tree): Don't walk into types twice.
26401         (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
26403         * tree-sra.c (generate_element_init): Remove any useless conversions.
26405         * gimplify.c (gimplify_conversion): Remove stripping useless
26406         conversions from here.
26407         (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
26408         (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
26409         Unshare before substituting PLACEHOLDER_EXPR.
26410         (gimplify_modify_expr_to_memset): Likewise.
26411         Pass address of TO to memset, not TO itself.
26412         (gimplify_init_constructor): Make copy of OBJECT so we have it each
26413         time we make an expression (to match a PLACEHOLDER_EXPR).
26415         * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
26416         VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
26417         * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
26418         * tree-ssa-dom.c (local_fold): Likewise.
26420         * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
26421         * langhooks.h (strct lang_hooks): New field type_max_size.
26422         * function.c (assign_temp): Call it.
26424 2004-07-03  Steven Bosscher  <stevenb@suse.de>
26426         * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
26427         * config/sh/sh.md: Convert the SH1 pipeline description to
26428         a DFA model.
26430 2004-07-02  Zack Weinberg  <zack@codesourcery.com>
26432         * c-decl.c (struct c_binding): Remove contour field; add
26433         depth, invisible, nested fields.
26434         (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
26435         (B_IN_EXTERNAL_SCOPE): New convenience macros.
26436         (bind): Add invisible and nested arguments. Initialize
26437         new fields of struct c_binding; adjust loop scanning for
26438         insertion point.
26439         (free_binding_and_advance): Clear structure with memset.
26440         (pop_scope): Adjust to match.  Set DECL_CONTEXT on everything
26441         in file scope, even if it's in external scope too.
26442         (pushdecl): Adjust to match.  Create invisible file-scope
26443         declarations for block-scope forward declarations of static functions.
26444         (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
26445         (undeclared_variable, lookup_label, declare_label, define_label)
26446         (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
26447         (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
26448         (store_parm_decls_oldstyle): Adjust to match.
26449         (diagnose_mismatched_decls): Correct handling of linkage clashes.
26450         (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
26452         * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
26453         (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
26455 2004-07-02  Richard Henderson  <rth@redhat.com>
26457         * c-decl.c (grokdeclarator): Don't frob current_function_decl
26458         around variable_size.
26459         (set_decl_nonlocal): Remove.
26460         (store_parm_decls): Add stmts for pending sizes.
26461         * calls.c (calls_function, calls_function_1): Remove.
26462         (precompute_arguments): Don't call it.
26463         * cfgexpand.c (set_save_expr_context): Remove.
26464         (tree_expand_cfg): Don't call it.
26465         * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
26466         (dwarf2out_finish): Likewise.
26467         * expr.c (emit_block_move): Adjust addresses to BLKmode.
26468         (store_constructor): Don't pre-evaluate SAVE_EXPR.
26469         (safe_from_p): Don't queue SAVE_EXPRs.
26470         (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
26471         or build plain VAR_DECLs.
26472         * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
26473         (fold): Likewise.
26474         (fold_checksum_tree): Don't special-case SAVE_EXPR.
26475         * function.c (free_after_compilation): Don't clear x_save_expr_regs.
26476         (put_var_into_stack): Don't handle SAVE_EXPR.
26477         (gen_mem_addressof): Likewise.
26478         * function.h (struct function): Remove x_save_expr_regs.
26479         (save_expr_regs): Remove.
26480         * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
26481         * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
26482         * stor-layout.c (variable_size): Don't set it.
26483         (force_type_save_exprs, force_type_save_exprs_1): Remove.
26484         * tree-inline.c (remap_save_expr): Remove fn argument.  Update
26485         all callers.  Don't set SAVE_EXPR_CONTEXT.
26486         * tree-inline.h (remap_save_expr): Update decl.
26487         * tree.c (save_expr): Update build size.
26488         (first_rtl_op): Don't handle SAVE_EXPR.
26489         (unsave_expr_1, contains_placeholder_p): Likewise.
26490         (decl_function_context): Likewise.
26491         * tree.def (SAVE_EXPR): Remove args 1 and 2.
26492         * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
26493         (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
26495 2004-07-03  Joseph S. Myers  <jsm@polyomino.org.uk>
26497         * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
26498         doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
26499         doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
26500         doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
26501         some first-person references and patronizing comments.  Based on
26502         printed manual.
26503         * doc/invoke.texi: Don't reference fortran@gnu.org.
26504         * doc/trouble.texi (Warning when a non-void function value is
26505         ignored): Rewrite.  From Russ Allbery and Chris Devers.
26507 2004-07-02  Daniel Berlin  <dberlin@dberlin.org)
26509         * tree-ssa-pre.c (bitmap_set_t): New.
26510         (bb_value_sets): avail_out is now a bitmap_set_t.
26511         (bitmap_find_leader): New function.
26512         (bitmap_value_insert_into_set): Ditto.
26513         (bitmap_set_copy): Ditto.
26514         (bitmap_value_replace_in_set): Ditto.
26515         (bitmap_set_contains_value): Ditto.
26516         (bitmap_set_new): Ditto.
26517         (bitmap_set_pool): New pool.
26518         (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
26519         (insert_aux): Ditto.
26520         (add_to_sets): Ditto.
26521         (compute_avail): Ditto
26522         (eliminate): Ditto.
26523         (init_pre): Ditto.
26524         (fini_pre): Ditto.
26525         (execute_pre): Ditto.
26527 2004-07-02  Roger Sayle  <roger@eyesopen.com>
26529         * config/rs6000/rs6000.c (struct processor_costs): New structure
26530         used to hold instruction latencies/sizes for processor types.
26531         (rs6000_cost): New global variable pointing to current CPU's costs.
26532         (rs6000_override_options): Initialize rs6000_cost to point to the
26533         appropriate cost table based upon rs6000_cpu and optimize_size.
26534         (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
26535         timings inline.
26537 2004-07-02  Richard Henderson  <rth@redhat.com>
26539         * expmed.c (make_tree): Don't use SET_DECL_RTL.
26541 2004-07-02  Steven Bosscher  <stevenb@suse.de>
26543         * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
26545 2004-07-01  Richard Henderson  <rth@redhat.com>
26547         * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
26548         (alpha_gp_save_rtx): Use assign_stack_local instead of
26549         gen_mem_addressof.
26551 2004-07-01  Richard Henderson  <rth@redhat.com>
26553         * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
26554         (alpha_rtx_cost_data): Update to match.
26555         (alpha_rtx_cost_size): New.
26556         (alpha_rtx_costs): Honor optimize_size.
26558 2004-07-01  Richard Henderson  <rth@redhat.com>
26560         * gimple-low.c (lower_function_body): Don't reset_block_changes here.
26561         * cfgexpand.c (tree_expand_cfg): Do it here.
26562         * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
26563         * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
26564         * config/mips/mips.c (mips_output_mi_thunk): And here.
26565         * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
26566         * config/sh/sh.c (sh_output_mi_thunk): And here.
26567         * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
26569 2004-07-01  Richard Henderson  <rth@redhat.com>
26571         * tree.def (RTL_EXPR): Remove.
26572         * c-typeck.c (lvalue_p): Don't handle it.
26573         * expr.c (safe_from_p): Likewise.
26574         (expand_expr_real_1): Likewise.
26575         * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
26576         (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
26577         * gengtype.c (adjust_field_tree_exp): Likewise.
26578         * stmt.c (warn_if_unused_value): Likewise.
26579         * tree-gimple.c (recalculate_side_effects): Likewise.
26580         * tree-pretty-print.c (dump_generic_node): Likewise.
26581         * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
26582         (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
26583         * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
26585         * stmt.c (struct stmt_status): Remove x_last_expr_type,
26586         x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
26587         (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
26588         (expand_expr_stmt): Merge with expand_expr_stmt_value.  Remove
26589         all the bits that tracked last_expr.
26590         (expand_end_bindings): Don't track last_expr.
26591         (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
26592         (clear_last_expr): Remove.
26593         (expand_asm): Don't call it.
26594         (expand_asm_operands, expand_end_cond): Likewise.
26595         (expand_naked_return, expand_null_return_1): Likewise.
26596         * c-typeck.c (c_begin_compound_stmt): Likewise.
26597         * cfgexpand.c (expand_block): Use expand_expr_stmt.
26598         * expr.c (expand_expr_real_1): Likewise.
26599         * tree.h: Update prototypes.
26601         * function.h (struct sequence_stack): Remove sequence_rtl_expr.
26602         (struct emit_status): Remove sequence_rtl_expr.
26603         (struct function): Remove x_rtl_expr_chain.
26604         (seq_rtl_expr, rtl_expr_chain): Remove.
26605         * function.c (struct temp_slot): Remove rtl_expr.
26606         (assign_stack_temp_for_type): Don't set it.
26607         (free_temp_slots, pop_temp_slots): Don't check it.
26608         (free_after_compilation): Don't clear x_rtl_expr_chain.
26609         (fixup_var_refs): Don't search it.
26610         (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
26611         * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
26612         or seq_rtl_expr.
26613         (push_topmost_sequence): Likewise.
26614         (end_sequence, init_emit): Likewise.
26615         (start_sequence_for_rtl_expr): Remove.
26616         * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
26617         * rtl.h (preserve_rtl_expr_result): Remove.
26619 2004-07-02  Kazu Hirata  <kazu@cs.umass.edu>
26621         * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
26622         tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
26623         typos.
26625 2004-07-02  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
26627         * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
26628         (STANDARD_STARTFILE_PREFIX_2): Define.
26629         (standard_startfile_prefix_1): Initialize to
26630         STANDARD_STARTFILE_PREFIX_1.
26631         (standard_startfile_prefix_2): Initialize to
26632         STANDARD_STARTFILE_PREFIX_2.
26633         * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
26634         (STANDARD_STARTFILE_PREFIX_1): Define.
26635         (STANDARD_STARTFILE_PREFIX_2): Define.
26636         * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
26637         (STANDARD_STARTFILE_PREFIX_2): Document.
26639 2004-07-01  Richard Henderson  <rth@redhat.com>
26641         * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
26642         in order to disable scalarization.  Instead set a flag and wait
26643         for a candidate decl.
26645 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
26647         * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
26648         doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
26649         Use terminology "testsuite" and "enumerated".
26651 2004-07-01  Richard Henderson  <rth@redhat.com>
26653         * dwarf2out.c (reg_save): Use INVALID_REGNUM.
26654         (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
26655         (initial_return_save): Likewise.
26656         (flush_queued_reg_saves): Remap register numbers.
26657         (dwarf2out_return_reg): Likewise.
26659 2004-07-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
26661         * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
26663         * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
26664         access functions for lower bound and element size and only output
26665         if lower bound nonzero or element size not same as that of type.
26666         (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
26668 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
26670         * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
26672 2004-07-01  Per Bothner  <per@bothner.com>
26674         * final.c (final): Fix typo reported by Aaron W. LaFramboise.
26676 2004-07-01  Jakub Jelinek  <jakub@redhat.com>
26678         * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
26679         bitfields as well.  STRIP_NOPS from src operand and PLUS_EXPR's
26680         first operand.  Don't optimize if the bitfield is volatile.
26682 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
26684         * c-pretty-print.c (pp_c_postfix_expression): Handle
26685         floating-point comparison operators.
26686         (pp_c_expression): Pass floating-point comparison
26687         operators to pp_c_postfix_expression.
26689 2004-07-01  Roger Sayle  <roger@eyesopen.com>
26691         * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
26692         rtx_cost instead of "had_mult" to determine whether the transformed
26693         expression is cheaper than the original.
26695 2004-07-01  Jerry Quinn  <jlquinn@optonline.net>
26697         * alias.c (get_alias_set, canon_rtx, get_addr,
26698         nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
26699         Use MEM_P.
26700         * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
26701         expand_builtin): Likewise.
26702         * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
26703         Likewise.
26704         * combine.c (can_combine_p, combinable_i3pat, try_combine,
26705         find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
26706         rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
26707         record_dead_and_set_regs_1, get_last_value_validate,
26708         mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
26709         * cse.c (check_dependence, canon_hash, equiv_constant,
26710         gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
26711         cse_around_loop, cse_check_loop_start, cse_set_around_loop,
26712         count_reg_usage): Likewise.
26713         * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
26714         cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
26715         cselib_record_sets): Likewise.
26716         * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
26717         dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
26718         * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
26719         * df.c (df_uses_record): Likewise.
26720         * dojump (do_jump): Likewise.
26721         * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
26722         loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
26723         decl_start_label): Likewise.
26724         * emit-rtl.c (gen_complex_constant_part, gen_highpart,
26725         operand_subword, change_address_1, make_safe_from): Likewise.
26726         * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
26727         stabilize, force_not_mem): Likewise.
26728         * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
26729         expand_mult_const, expand_divmod, emit_store_flag): Likewise.
26730         * expr.c (convert_move, convert_modes, emit_block_move,
26731         emit_group_load, emit_group_store, clear_storage, emit_move_insn,
26732         emit_move_insn_1, expand_assignment, store_expr,
26733         store_constructor_field, store_constructor, store_field,
26734         force_operand, safe_from_p, expand_expr_real_1, expand_increment):
26735         Likewise.
26736         * final.c (cleanup_subreg_operands, alter_subreg,
26737         get_mem_expr_from_op): Likewise.
26738         * flow.c (notice_stack_pointer_modification_1,
26739         init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
26740         Likewise.
26741         * function.c (mark_temp_addr_taken, preserve_temp_slots,
26742         preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
26743         optimize_bit_field, flush_addressof, purge_addressof_1,
26744         instantiate_decl, instantiate_virtual_regs_1, assign_parms,
26745         setjmp_protect, setjmp_protect_args, fix_lexical_addr,
26746         keep_stack_depressed): Likewise.
26747         * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
26748         noce_process_if_block, find_memory): Likewise.
26749         * integrate.c (subst_constants, allocate_initial_values): Likewise.
26750         * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
26751         update_equiv_regs): Likewise.
26752         * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
26753         maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
26754         * optabs.c (expand_abs, emit_unop_insn): Likewise.
26755         * passes.c (rest_of_handle_final): Likewise.
26756         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
26757         move2add_note_store): Likewise.
26758         * ra-build.c (detect_remat_webs): Likewise.
26759         * ra-debug.c (dump_static_insn_cost): Likewise.
26760         * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
26761         * recog.c (validate_change, apply_change_group, cancel_changes,
26762         validate_replace_rtx_1, general_operand, register_operand,
26763         nonmemory_operand, push_operand, pop_operand, memory_operand,
26764         indirect_operand, asm_operand_ok, offsettable_memref_p,
26765         offsettable_nonstrict_memref_p, constrain_operands,
26766         store_data_bypass_p): Likewise.
26767         * reg-stack.c (subst_stack_regs_pat): Likewise.
26768         * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
26769         copy_cost, reg_scan_mark_refs): Likewise.
26770         * regmove.c (optimize_reg_copy_3, stack_memref_p,
26771         combine_stack_adjustments_for_block): Likewise.
26772         * regrename.c (copyprop_hardreg_forward_1): Likewise.
26773         * reload.c (can_reload_into, push_reload, decompose, immune_p,
26774         find_reloads, find_reloads_address, find_reloads_address_1,
26775         reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
26776         find_equiv_reg): Likewise.
26777         * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
26778         reload_as_needed, choose_reload_regs, emit_input_reload_insns,
26779         do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
26780         delete_address_reloads): Likewise.
26781         * resource.c (mark_referenced_resources): Likewise.
26782         * rtlanal.c (get_jump_table_offset, count_occurrences,
26783         reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
26784         reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
26785         num_sign_bit_copies1): Likewise.
26786         * rtlhooks.c (gen_lowpart_general): Likewise.
26787         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
26788         * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
26789         sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
26790         sdbout_global_decl): Likewise.
26791         * simplify-rtx.c (simplify_subreg): Likewise.
26792         * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
26793         expand_anon_union_decl, expand_end_case_type): Likewise.
26794         * unroll.c (calculate_giv_inc): Likewise.
26795         * var-tracking.c (stack_adjust_offset_pre_post,
26796         bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
26797         add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
26798         vt_add_function_parameters): Likewise.
26799         * varasm.c (make_var_volatile, notice_global_symbol,
26800         assemble_external, decode_addr_const, mark_weak,
26801         default_encode_section_info): Likewise.
26803 2004-07-01  Steven Bosscher  <stevenb@suse.de>
26805         * stmt.c (check_seenlabel): Remove.
26806         (pushcase, pushcase_range, expand_end_case_type): Don't call it.
26808 2004-07-01  Richard Henderson  <rth@redhat.com>
26810         * function.h (struct function): Remove x_function_call_count.
26811         (function_call_count): Remove.
26812         * calls.c (expand_call): Don't set it.
26813         * integrate.c (copy_rtx_and_substitute): Likewise.
26815         * function.h (struct function): Remove x_cleanup_label.
26816         (cleanup_label): Remove.
26817         * stmt.c (expand_value_return): Don't use it.
26818         * function.c (free_after_compilation): Don't set it.
26819         (expand_function_start): Likewise.  Remove parms_have_cleanups arg.
26820         * cfgexpand.c (tree_expand_cfg): Update call.
26821         * tree.h (expand_function_start): Update decl.
26823 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
26825         PR c/1027
26826         * c-lang.c (c_initialize_diagnostics): Move from here ...
26827         * c-objc-common.c: ... to here.  Include "c-pretty-print.h".
26828         (c_tree_printer): Use pretty-printer to format %T.
26829         * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
26830         before '*' if not C++.
26831         (pp_c_direct_abstract_declarator): Don't try to print array upper
26832         bound for flexible array members.
26833         * c-tree.h: Include "diagnostic.h".
26834         (c_initialize_diagnostics): Declare.
26835         * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
26836         * c-format.c (format_type_warning): New function.  Improve
26837         diagnostics for incorrect format argument types.
26838         (check_format_types): Use it.  Add two parameters.  Use the
26839         TYPE_MAIN_VARIANT of wanted_type.
26840         (check_format_info_main): Pass new parameters to
26841         check_format_types.
26842         (struct format_wanted_type): Update comment.
26844 2004-07-01  Nick Clifton  <nickc@redhat.com>
26846         * target.h (struct gcc_target): Add new field to struct cxx:
26847         import_export_class.
26848         * target-def.h (TARGET_CXX): Initialise the new field.
26849         (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
26850         the new field.
26851         * doc/tm.texi: Document the new target hook.
26853 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
26855         * builtins.c (fold_builtin_classify): Fix typo.
26857 2004-07-01  Richard Henderson  <rth@redhat.com>
26859         * function.c (identify_blocks, identify_blocks_1): Remove.
26860         * function.h (identify_blocks): Remove.
26861         * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
26863 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
26865         * builtins.c (fold_builtin_classify): New.
26866         (fold_builtin_unordered_cmp): Fix commentary.
26867         (fold_builtin): Use it.
26868         * builtins.def: Define builtins for isnan,
26869         isnanf, isnanl, finite, finitef, finitel,
26870         isinf, isinff, isinfl.
26872 2004-07-01  Richard Henderson  <rth@redhat.com>
26874         * function.h (struct function): Remove dont_emit_block_notes.
26875         * gimple-low.c (lower_function_body): Don't set it.
26876         * cfgexpand.c (expand_block): Don't check it.
26877         * cfglayout.c (insn_locators_initialize): Likewise.
26878         * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
26879         * passes.c (rest_of_compilation): Likewise.
26880         * stmt.c (expand_start_bindings_and_block): Likewise.
26881         (expand_end_bindings): Likewise.
26883 2004-07-01  Richard Henderson  <rth@redhat.com>
26885         * cgraph.h (cgraph_build_static_cdtor): Declare.
26886         * cgraphunit.c (cgraph_build_static_cdtor): New.
26887         * c-objc-common.c (build_cdtor): Use it.
26888         * coverage.c (create_coverage): Likewise.
26889         * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
26890         * optabs.c (init_optabs): Don't set gcov_init_libfunc.
26892 2004-06-30  Roger Sayle  <roger@eyesopen.com>
26894         * expmed.c (expand_shift): Consider expanding LSHIFT_EXPR by a
26895         constant as a sequence of additions depending upon the rtx_costs.
26896         (synth_mult): Update the "observed" cost of a shift, based upon
26897         the above optimization.
26899 2004-06-28  Geoffrey Keating  <geoffk@apple.com>
26900             Andreas Tobler  <a.tobler@schweiz.ch>
26902         PR 15813
26903         * dwarf2out.c (reg_save): Output DW_CFA_same_value when a
26904         register is saved in itself.
26905         (initial_return_save): If the return address is a register,
26906         it's already there, don't bother to mention it in the CFI.
26907         (struct queued_reg_save): Add field saved_reg.
26908         (struct reg_saved_in_data): New.
26909         (regs_saved_in_regs): New.
26910         (num_regs_saved_in_regs): New.
26911         (queue_reg_save): Add extra parameter to specify register saved
26912         in register.  Remove duplicate entries from queue.  Add comment
26913         for function.
26914         (flush_queued_reg_saves): Handle registers saved in registers.
26915         Update regs_saved_in_regs.  Add comment for function.
26916         (clobbers_queued_reg_save): Add comment for function.  Allow
26917         for regs_saved_in_regs.
26918         (reg_saved_in): New.
26919         (dwarf2out_frame_debug_expr): Handle saving registers in other
26920         registers.
26921         (dwarf2out_frame_debug): Reset regs_saved_in_regs.
26922         * unwind-dw2.c (execute_cfa_program): Correct handling of
26923         DW_CFA_same_value.  Add FIXME comment about incorrect implementation
26924         of DW_CFA_restore_extended.
26925         * config/rs6000/rs6000.c (rs6000_emit_prologue): Let
26926         dwarf2out_frame_debug_expr see instructions that save registers
26927         in other registers or save those other registers in memory.
26929         * unwind-dw2.c (DWARF_FRAME_REGISTERS): Move to unwind-dw2.h.
26930         (_Unwind_FrameState): Likewise.
26931         * unwind-dw2.h: New.
26932         * Makefile.in (LIB2ADDEHDEP): Add unwind-dw2.h.
26933         * config/rs6000/darwin-fallback.c: New file.
26934         * config/rs6000/darwin.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
26935         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Add darwin-fallback.o.
26937 2004-07-01  Alan Modra  <amodra@bigpond.net.au>
26939         * config/rs6000/rs6000.c (rs6000_mixed_function_arg): Rewrite.
26940         (function_arg): Use rs6000_arg_size rather than CLASS_MAX_NREGS in
26941         calculating gpr size for altivec.  Simplify and correct
26942         rs6000_mixed_function_arg calls.  Call rs6000_mixed_function_arg
26943         for ABI_V4 gpr case too.  Fix off-by-one error in long double
26944         reg test.  Generate the correct PARALLEL to handle long double
26945         for ABI_AIX 32-bit.  Use this for -m32 -mpowerpc64 fpr case too.
26946         (function_arg_partial_nregs): Align before calculating regs left.
26947         Don't return info on partial fprs when we need info on gprs.
26948         Correct long double fpr off-by-one error.
26950 2004-06-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
26952         * pa-protos.h (prefetch_operand): Add prototype.
26953         * pa.c (prefetch_operand): New function.
26954         * pa.h (prefetch_operand): Add to PREDICATE_CODES.
26955         * pa.md (prefetch, prefetch_32, prefetch_64): New prefetch patterns.
26957 2004-06-30  Richard Henderson  <rth@redhat.com>
26959         * function.h (struct function): Remove x_whole_function_mode_p.
26960         * c-decl.c (store_parm_decls): Don't set it.
26961         * tree-optimize.c (tree_rest_of_compilation): Likewise.
26962         * passes.c (rest_of_compilation): Don't check it.
26963         * stmt.c (expand_fixup): Likewise.
26964         * function.c (fixup_var_refs_insn): Remove unused variable.
26966 2004-06-30  Richard Henderson  <rth@redhat.com>
26968         * tree.h (immediate_size_expand): Delete.
26969         * stor-layout.c (immediate_size_expand): Delete.
26970         (variable_size): Don't look at it.
26971         * c-decl.c (push_parm_decl): Don't frob immediate_size_expand.
26972         (start_function): Likewise.
26973         * cfgexpand.c (construct_exit_block): Likewise.
26974         * function.c (init_function_start, expand_function_end): Likewise.
26975         * tree-optimize.c (tree_rest_of_compilation): Likewise.
26977 2004-06-30  Richard Henderson  <rth@redhat.com>
26979         * gimplify.c (gimplify_compound_lval): Take fallback argument
26980         instead of want_lvalue.
26981         (gimplify_call_expr): Take want_value argument instead of test
26982         function.  Gimplify arguments to val only if reg_type; otherwise
26983         allow lvalue forms.
26984         (gimplify_expr): Update gimplify_compound_lval and gimplify_call_expr
26985         calls.
26986         * tree-gimple.c: Update GIMPLE grammer.  Use true/false not 1/0.
26987         Tidy commentary globally.
26988         (get_call_expr_in): Remove RETURN_EXPR handling.  Tidy.
26989         * tree-gimple.h (is_gimple_call_addr): Mark extern.
26991         * gimplify.c (gimplify_modify_expr_to_memcpy): Fix typo.
26993 2004-06-30  Richard Henderson  <rth@redhat.com>
26995         * tree-gimple.c (right_assocify_expr): Kill
26996         (rationalize_compound_expr): Kill.
26997         * tree-gimple.h: Likewise.
26998         * tree-inline.c (expand_call_inline): Don't call it.
27000         * function.h (struct function): Remove x_last_parm_insn,
27001         inl_last_parm_insn.
27002         (last_parm_insn): Remove.
27003         * function.c (free_after_compilation): Don't clear them.
27004         (fixup_var_refs_insn, assign_parms): Don't set them.
27006         * function.c, rtl.h (get_first_nonparm_insn): Remove.
27008 2004-06-30  Joseph S. Myers  <jsm@polyomino.org.uk>
27010         * c-common.h (check_function_format): Remove first parameter.
27011         * c-format.c (format_check_context): Remove status.
27012         (check_format_info, check_format_info_main,
27013         maybe_read_dollar_number, avoid_dollar_number,
27014         finish_dollar_format_checking, check_format_types,
27015         check_function_format): Remove first parameter.  Don't use
27016         status_warning.
27017         (check_format_arg): Don't use status_warning.
27018         (status_warning): Remove.
27019         * c-common.c (check_function_arguments): Update call to
27020         check_function_format.
27022 2004-06-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
27024         * config/sparc/sparc-protos.h (output_cbranch): Constify return
27025         value.
27026         (output_v9branch): Likewise.
27027         (sparc_v8plus_shift): Likewise.  Rename into output_v8plus_shift.
27028         * config/sparc/sparc.c (output_cbranch): Constify return value.
27029         Prettify output for delay slots.
27030         (output_v9branch): Likewise.
27031         (sparc_v8plus_shift): Constify return value.  Rename into
27032         output_v8plus_shift.
27033         * config/sparc/sparc.md (ashldi3_v8plus): Adjust call to
27034         sparc_v8plus_shift.
27035         (ashrdi3_v8plus): Likewise.
27036         (lshrdi3_v8plus): Likewise.
27037         (call_address_struct_value_sp32): Prettify output for delay slots.
27038         (call_symbolic_struct_value_sp32): Likewise.
27039         (call_address_untyped_struct_value_sp32): Likewise.
27040         (call_symbolic_untyped_struct_value_sp32): Likewise.
27042 2004-06-30  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
27044         * common.opt (ftree-loop-optimize): New flag.
27045         * tree-flow.h (kill_redundant_phi_nodes): Declare.
27046         * tree-optimize.c (init_tree_optimization_passes): Add pass_loop.
27047         * tree-pass.h (pass_loop_init, pass_loop_done): Declare.
27048         * tree-ssa-loop.c (current_loops): New variable.
27049         (tree_loop_optimizer_init, gate_loop, tree_ssa_loop_init,
27050         tree_ssa_loop_done): New functions.
27051         (pass_loop, pass_loop_init, pass_loop_done): New passes.
27052         * tree-ssa.c (kill_redundant_phi_nodes): Export.
27053         * doc/invoke.texi (-ftree-loop-optimize): Document.
27055 2004-06-30  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
27057         * tree-ssa-loop-ch.c: New file.
27058         * Makefile.in (tree-ssa-loop-ch.o): Add.
27059         (tree-into-ssa.o): Add GGC_H dependency.
27060         * tree-cfg.c (tree_duplicate_bb): Copy virtual arguments.
27061         * tree-flow.h (rewrite_into_ssa): Declaration changed.
27062         (rewrite_ssa_into_ssa, compute_global_livein, duplicate_ssa_name):
27063         Declare.
27064         * tree-into-ssa.c: Include ggc.h.
27065         (struct def_blocks_d): Add phi_blocks field.
27066         (struct mark_def_sites_global_data): Add names_to_rename field.
27067         (struct ssa_name_info): New.
27068         (compute_global_livein): Export.
27069         (set_def_block, insert_phi_nodes, mark_def_sites, set_livein_block,
27070         insert_phi_nodes_1, rewrite_finalize_block, insert_phi_nodes_for,
27071         register_new_def, get_reaching_def, def_blocks_free,
27072         get_def_blocks_for, rewrite_into_ssa): Modified to work with
27073         rewrite_ssa_into_ssa.
27074         (get_ssa_name_ann, get_phi_state, set_phi_state, get_current_def,
27075         set_current_def, ssa_mark_def_sites_initialize_block,
27076         ssa_mark_phi_uses, ssa_mark_def_sites, duplicate_ssa_name,
27077         ssa_register_new_def, ssa_rewrite_initialize_block,
27078         ssa_rewrite_phi_arguments, ssa_rewrite_finalize_block,
27079         ssa_rewrite_stmt, rewrite_ssa_into_ssa, rewrite_all_into_ssa): New
27080         functions.
27081         (pass_build_ssa): Call rewrite_all_into_ssa.
27082         * tree-optimize.c (execute_todo, execute_one_pass,
27083         tree_rest_of_compilation): Allocate vars_to_rename only once.
27084         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Provide parameter
27085         to rewrite_into_ssa.
27086         * tree-ssa-loop.c (should_duplicate_loop_header_p,
27087         mark_defs_for_rewrite, duplicate_blocks, do_while_loop_p,
27088         copy_loop_headers, gate_ch, pass_ch): Moved to tree-ssa-loop-ch.c.
27089         Use rewrite_ssa_into_ssa.
27090         * tree-ssa-operands.c (copy_virtual_operands): New function.
27091         * tree-ssa-operands.h (copy_virtual_operands): Declare.
27092         * tree.h (struct tree_ssa_name): Add aux field.
27093         (SSA_NAME_AUX): New macro to access it.
27095 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
27097         * prefix.c (lookup_key): Cast buffer to LPBYTE.
27099 2004-06-30  Per Bothner  <per@bothner.com>
27101         Conditionally compile support for --enable-mapped_location.
27102         * input.h: #include line-map.h for source_location typedef.
27103         (BUILTINS_LOCATION, UNKNOWN_LOCATION, expand_location,
27104         LOCATION_FILE, LOCATION_LINE): New macros and functions.
27105         (expanded_location, source_locus): New typedefs.
27106         (push_srcloc): Change parameter list if USE_MAPPED_LOCATION.
27107         * rtl.def (NOTE, ASM_OPERANDS): Modify specifcation, if
27108         USE_MAPPED_LOCATION.
27109         * rtl.h (NOTE_DELETED_LABEL_NAME): New macro.
27110         (NOTE_SOURCE_LOCATION, NOTE_EXPNDED_LOCATION, SET_INSN_DELETED):
27111         New conditional macros.
27112         (ASM_OPERANDS_SOURCE_FILE, ASM_OPERANDS_SOURCE_LINE): Replace
27113         by ASM_OPERANDS_SOURCE_LOCATION if USE_MAPPED_LOCATION.
27114         * tree.h (EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_HAS_LOCATION,
27115         EXPR_LOCUS, SET_EXPR_LOCUS, EXPR_FILENAME, EXPR_LINENO,
27116         DECL_IS_BUILTIN): New macros, most depending on USE_MAPPED__LOCATION.
27117         (tree_exp): Change type of locus to use new source_locus typedef.
27118         * tree.c (build1_stat): Use SET_EXPR_LOCATION.
27119         (annotate_with_locus, annotate_with_file_line): Conditionalize.
27120         (expand_location): New function.
27121         * toplev.c (unknown_location): New static, when USE_MAPPED_LOCATION.
27122         (push_srcloc, pop_loc): Adjust parameter handling.
27123         (process_options): Don't set input_filename by itself.
27124         (lang_dependent_init): Save, set input_location to <built-in>.
27125         (warn_deprecated_use): Use expand_location.
27127         * basic-block.h (struct edge_def): Use new source_locus typedef.
27128         * c-common.c (fname_decl): Update save/clear/store of input_location.
27129         (c_do_switch_warnings): Update for USE_MAPPED_LOCATION case.
27130         * c-decl.c: Likewise.
27131         * c-dump.c (dump_stmt): Likewise.
27132         * c-gimplify.c (c-gimplify.c): Generalize using SET_EXPR_LOCATION.
27133         * c-lex.c (cb_line_change): If USE_MAPPED_LOCATION use token's  src_loc
27134         to set input_location direction, rather than using linemap_lookup.
27135         (fe_file_change, cb_def_pragma): Again use source_location directly.
27136         * c-opts.c (saved_lineno): Remove static variable.
27137         (c_common_post_options, c_common_init): Don't bothner to save,
27138         clear and restore input_Location - now handled by lang_dependent_init.
27139         * function.c (init_function_start): Use new DECL_IS_BUILTIN macro.
27140         * xcoffout.c (xcoff_assign_fundamental_type_number): Likewise.
27141         * tree-mudflap.c (mf_file_function_line_tree): Take a location_t
27142         rather than a pointer to one.  Use expand_location.
27143         (mf_varname_tree): Use expand_location.
27144         * tree-dump.c: Use expand_location on DECL_SOURCE_LOCATION.
27145         * coverage.c: Likewise.
27146         * print-tree.c: Likewise.
27147         * c-aux-info.c (gen_aux_info_record): Likewise.
27148         * c-parse.in: Use SET_EXPR_LOCATION macro.
27149         * gimple-low.c: Likewise.
27150         * tree-mudflap.c: Likewise.
27151         * gimplify.c: Likewise.  Also use EXPR_LOCATION and EXPR_HAS_LOCATION.
27152         * c-ppoutput.c: Use new source_location typedef instead of fileline.
27153         * c-semantics.c: Use new macros.
27154         * c-typeck.c: Likewise.
27155         * cfgexpand.c: Handle USE_MAPPED_LOCATION case for function_end_locus.
27156         * cfglayout.c (insn_locators_initialize): Const cleanup.  New macros.
27157         * cfgrtl.c (delete_insn): Use new NOTE_DELETED_LABEL_NAME macro.
27158         * print-rtl.c (print_rtx): Likewise.
27159         * emit-rtl.c: Don't clear NOTE_SOURCE_FILE if USE_MAPPED_LOCATION.
27160         * combine.c: Use new SET_INSN_DELETED macro.
27161         * flow.c: Likewise.
27162         * haifa-sched.c: Likewise.
27163         * ifcvt.c: Likewise.
27164         * recog.c: Likewise.
27165         * reload1.c: Likewise.
27166         * diagnostic.c: Use expand_location macro.
27167         * pretty-print.c (pp_base_format_text): Likewise.
27168         * profile.c: Likewise.
27169         * dwarf2out.c: Likewise.  Also use expand_location, DECL_IS_BUILTIN.
27170         * dwarf2out.c (dwarf2out_decl: Use BUILTINS_LOCATION.
27171         * emit-rtl.c (emit_line_note): Simplify if USE_MAPPED_LOCATION.
27172         (force_next_line_note, insn_emit): Handle USE_MAPPED_LOCATION case.
27173         * final.c (final): Likewise.
27174         * haifa-sched.c: Likewise.
27175         * integrate.c: Likewise.
27176         * jump.c: Likewise.
27177         * rtl-error.c: Likewise.
27178         * stmt.c (check_seenlabel): Likewise.
27179         * tree-pretty-print.c: Likewise.
27180         * gengtype-lex.l: Temporary kludge to avoid duplicate typedef.
27181         * gengtype.c: Update for now typdefs in input.h.  More kludges.
27182         * modulo-sched.c (sms_schedule): Use NOTE_EXPANDED_LOCATION macro.
27183         * ra-debug.c (ra_print_rtl): Likewise.
27184         * sched-rgn.c: Likewise.
27185         * sched-vis.c: Likewise.
27186         * rtl.h (gen_rtx_ASM_OPERANDS): Redefine if USE_MAPPED_LOCATION.
27187         * stmt.c (expand_asm_operands): Adjust calls to gen_rtx_ASM_OPERANDS.
27188         * tree-cfg.c: Use new macros and typedefs.
27189         * tree-flow-inline.h: Likewise.
27191 2004-06-30  Richard Sandiford  <rsandifo@redhat.com>
27192             Eric Christopher  <echristo@redhat.com>
27194         * config/mips/3000.md: Improve description.
27196 2004-06-30  Paul Brook  <paul@codesourcery.com>
27198         * config/arm/cirrus.md (cirrus_arm_movdi, cirrus_movsf_hard_insn,
27199         cirrus_movdf_hard_insn): Set pool ranges for coprocessor loads.
27201 2004-06-30  Sebastian Pop  <pop@cri.ensmp.fr>
27203         * Makefile.in (OBJS-common): Add tree-chrec.o.
27204         (tree-chrec.o): New rule.
27205         (GTFILES): Add tree-chrec.h.
27206         * gengtype.c (open_base_files): Add tree-chrec.h.
27207         * tree-chrec.c: New file.
27208         * tree-chrec.h: New file.
27209         * tree.def (SCEV_KNOWN, SCEV_NOT_KNOWN, POLYNOMIAL_CHREC): New nodes.
27211 2004-06-30  Roger Sayle  <roger@eyesopen.com>
27213         * combine.c: Include "output.h" to define dump_file.
27214         (uid_insn_cost, last_insn_cost): New global variables.
27215         (combine_insn_cost): New function to estimate cost of an insn.
27216         (combine_validate_cost): New function to determine whether a
27217         try_combine replacement sequence is cheaper than the original.
27218         (combine_instructions): Allocate and populate uid_insn_cost
27219         array at the start of the combine pass, and deallocate it after.
27220         (try_combine): Check combine_validate_cost to determine whether
27221         a "recombination" should be rejected as being more expensive.
27222         * Makefile.in (combine.o): Add dependency upon output.h.
27224 2004-06-30  Roger Sayle  <roger@eyesopen.com>
27226         * config/rs6000/rs6000.c (rs6000_rtx_costs) <MINUS_EXPR>: Handle
27227         subtractions identically to additions, always COSTS_N_INSNS (1).
27229 2004-06-30  J"orn Rennecke <joern.rennecke@superh.com>
27231         * expmed.c (expand_smod_pow2): Fix sign of mask.
27233 2004-06-29  Diego Novillo  <dnovillo@redhat.com>
27235         * tree-ssa-pre.c (phi_trans_add): Use is_gimple_min_invariant
27236         to check for constants.
27237         (set_remove): Likewise.
27238         (value_replace_in_set): Likewise.
27239         (find_leader): Likewise.
27240         * tree-vn.c (set_value_handle): Likewise.
27241         (vn_lookup): Likewise.
27242         (vn_lookup_or_add): Likewise.
27244 2004-06-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
27246         RTL prologue/epilogue for SPARC
27247         * config/sparc/sparc-protos.h (sparc_emitting_epilogue): Delete.
27248         (sparc_skip_caller_unimp): Likewise.
27249         (load_pic_register): Likewise.
27250         (leaf_return_peephole_ok): Likewise.
27251         (compute_frame_size): Rename into sparc_compute_frame_size.
27252         (sparc_expand_prologue): New prototype.
27253         (sparc_expand_epilogue): Likewise.
27254         (output_return): Likewise.
27255         (eligible_for_epilogue_delay): Rename into eligible_for_return_delay.
27256         * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Adjust call to
27257         compute_frame_size.  Move comment up.
27258         (DELAY_SLOTS_FOR_EPILOGUE): Delete.
27259         (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
27260         (EPILOGUE_USES): Return true for %g1 if the function uses EH return.
27261         * config/sparc/sparc.md (UNSPECV_SAVEW): New constant.
27262         (type attribute): Add 'return' and 'savew'.
27263         (eligible_for_return_delay): New attribute.
27264         (return): New delay_slot.
27265         (sibcall_epilogue): Call sparc_expand_epilogue.
27266         (prologue): Likewise.  Move up.
27267         (save_register_window): New expander.
27268         (save_register_windowsi): New pattern.
27269         (save_register_windowdi): Likewise.
27270         (epilogue): New expander.
27271         (return_internal): New pattern.
27272         (Return peepholes): Delete.
27273         * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): New macro.
27274         (sparc_emitting_epilogue): Delete.
27275         (sparc_skip_caller_unimp): Likewise.
27276         (sparc_sr_alias_set): New global variable.
27277         (frame_base_name): Delete.
27278         (frame_base_reg): New global variable.
27279         (sparc_override_options): Get new alias set for save/restore.
27280         (leaf_return_peephole_ok): Delete.
27281         (eligible_for_epilogue_delay): Rename into eligible_for_return_delay.
27282         Factor out code into eligible_for_restore_insn_delay.
27283         (eligible_for_restore_insn_delay): New function extraced from above.
27284         Use IN_UNCOND_BRANCH_DELAY_TRUE instead of IN_BRANCH_DELAY_TRUE.
27285         (eligible_for_sibcall_delay): Use SIBCALL_SLOT_EMPTY_P.
27286         Factor out code into eligible_for_restore_insn_delay.
27287         (load_pic_register): Make static.  Remove check.
27288         (save_regs): Delete.
27289         (restore_regs): Likewise.
27290         (compute_frame_size): Rename into sparc_compute_frame_size.
27291         Rename leaf_function into leaf_function_p.
27292         (build_big_number): Delete.
27293         (save_or_restore_regs): New function.
27294         (emit_save_regs): Likewise.
27295         (emit_restore_regs): Likewise.
27296         (emit_stack_pointer_increment ): Likewise.
27297         (emit_stack_pointer_decrement): Likewise.
27298         (sparc_expand_prologue): Likewise.
27299         (sparc_function_prologue): Rename into sparc_asm_function_prologue.
27300         Remove all code to emit instructions.
27301         (sparc_expand_epilogue): New function.
27302         (sparc_function_epilogue): Rename into sparc_asm_function_epilogue.
27303         Remove all code to emit instructions.
27304         (output_restore): New function.
27305         (output_return): Likewise.
27306         (output_sibcall): Factor out code into output_restore.
27307         (print_operand): Adjust for frame_base_reg.
27308         * target.h (struct gcc_target): New field 'late_rtl_prologue_epilogue'.
27309         * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): New define.
27310         (TARGET_INITIALIZER): Add it.
27311         * passes.c (rest_of_compilation): Set the conditional predicate
27312         'current_function_uses_only_leaf_regs' before sched2.  If target
27313         has 'late_rtl_prologue_epilogue', emit RTL prologue/epilogue right
27314         before sched2.
27315         * reorg.c (return_insn_p): New predicate.
27316         (find_end_label): Use it.
27317         (relax_delay_slots): Do not thread an unconditional jump that points
27318         to the end return label.
27319         * doc/tm.texi (Registers) <Leaf Functions>: Clarify the validity
27320         domain of 'current_function_uses_only_leaf_regs'.
27321         (Stack and Calling) <Function Entry>: Document new target hook
27322         TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
27324 2004-06-30  Jakub Jelinek  <jakub@redhat.com>
27326         * simplify-rtx.c (simplify_binary_operation): Simplify
27327         ((A & N) + B) & M -> (A + B) & M if M is pow2 minus 1 constant and
27328         N has at least all bits in M set as well.
27330         PR tree-optimization/15310
27331         * expr.c (expand_assignment): Optimize += or -= on a bit field in
27332         most significant bits.
27334 2004-06-30  Steven Bosscher  <stevenb@suse.de>
27336         * config/c4x/c4x.md: Fix comment.
27338 2004-06-30  Akos Kiss  <akiss@inf.u-szeged.hu>
27340         * arm.md (cond_return_inverted): Add "length" attribute.
27342 2004-06-29  Per Bothner  <per@bothner.com>
27344         * config/i386/winnt.c (i386_pe_encode_section_info): Smash rtlname's
27345         XSTR in place, so we don't lose SYMBOL_REF_DECL info.
27347 2004-06-29  Zack Weinberg  <zack@codesourcery.com>
27349         * config/ia64/hpux.h: Target does too support thread-local storage.
27351 2004-06-29  Zack Weinberg  <zack@codesourcery.com>
27353         * combine.c (distribute_notes): Don't look at global_regs for
27354         pseudos.
27356 2004-06-29  Richard Henderson  <rth@redhat.com>
27358         * gimplify.c (gimplify_modify_expr_rhs): Move immediately before
27359         gimplify_modify_expr.
27360         (gimplify_init_constructor): Likewise.  Gimplify the null
27361         CONSTRUCTOR assignment.
27362         (gimplify_modify_expr_to_memcpy): New.
27363         (gimplify_modify_expr_to_memset): New.
27364         (gimplify_modify_expr): Use them.
27366 2004-06-29  Roman Zippel <zippel@linux-m68k.org>
27368         * web.c (union_defs): use all defs of an instruction to create a
27369         union with a read/write use
27371 2004-06-29  Richard Henderson  <rth@redhat.com>
27373         PR middle-end/16216
27374         * builtins.c (gimplify_va_arg_expr): Check for valist being
27375         an error_mark_node.
27377 2004-06-29  Jakub Jelinek  <jakub@redhat.com>
27379         PR target/16195
27380         * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
27381         r30 fixed if TARGET_TOC && TARGET_MINIMAL_TOC.
27382         (first_reg_to_save): Pretend call_used_regs[30] is 0 if
27383         TARGET_TOC && TARGET_MINIMAL_TOC.
27384         (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
27386 2004-06-29  J"orn Rennecke <joern.rennecke@superh.com>
27388         Fix gcc.dg/builtin-apply2.c failures:
27389         * sh.h (TARGET_VARARGS_PRETEND_ARGS): Define.
27390         * sh.c (extra_push): Delete.
27391         (sh_expand_prologue): Don't do extra stack adjustment for
27392         current_function_pretend_args_size if it comes from varargs setup.
27393         Use TARGET_VARARGS_PRETEND_ARGS.  Don't set extra_push.
27394         (sh_expand_epilogue): Don't use extra_push.
27395         (sh_setup_incoming_varargs): Set pretend_arg_size when necessary.
27397 2004-06-29  Roger Sayle  <roger@eyesopen.com>
27399         * expmed.c (expand_smod_pow2): Provide alternate implementations
27400         that avoid conditional jumps, and choose between them based upon
27401         the target's rtx_costs.
27403 2004-06-29  Andrew Pinski  <apinski@apple.com>
27405         * tree-sra.c: Include expr.h for definition of MOVE_RATIO.
27406         * Makefile.in (tree-sra.c): Update dependencies.
27408 2004-06-29  Richard Henderson  <rth@redhat.com>
27410         * tree-sra.c: Rewrite from scratch.  Handle nested aggregates.
27412 2004-06-29  Nathan Sidwell  <nathan@codesourcery.com>
27414         * vec.h (VEC_T_safe_push, VEC_T_safe_insert): Tweak for when
27415         size_t is bigger than int.
27417 2004-06-29  Paul Brook  <paul@codesourcery.com>
27419         * target-def.h (TARGET_CXX_GET_COOKIE_SIZE,
27420         TARGET_CXX_COOKIE_HAS_SIZE): Define.
27421         (TARGET_CXX): Use them.
27422         * target.h (struct gcc_target): Add cxx.get_cookie_size and
27423         cxx.cookie_has_size.
27424         * targhooks.c (default_cxx_get_cookie_size): New fucntion.
27425         * targhooks.h (default_cxx_get_cookie_size): Add prototype.
27426         * config/arm/arm.c (TARGET_CXX_GET_COOKIE_SIZE,
27427         TARGET_CXX_COOKIE_HAS_SIZE): Define.
27428         (arm_get_cookie_size, arm_cookie_has_size): New functions.
27429         * Make-lang.in (cp/init.o): Add dependency on $(TARGET_H).
27430         * doc/tm.texi: Document TARGET_CXX_GET_COOKIE_SIZE and
27431         TARGET_CXX_COOKIE_HAS_SIZE.
27433 2004-06-29  J"orn Rennecke <joern.rennecke@superh.com>
27435         * cfglayout.c (fixup_reorder_chain): Don't do anything for
27436         e_fall->dest == EXIT_BLOCK_PTR.
27438 2004-06-28  Richard Henderson  <rth@redhat.com>
27440         * tree-cfg.c (verify_stmt): Add last_in_block parameter.  Verify
27441         that eh stmts can throw.
27442         (verify_stmts): Update verify_stmt call.
27443         (tree_purge_dead_eh_edges, tree_purge_all_dead_eh_edges): New.
27444         * tree-eh.c (remove_stmt_from_eh_region): New.
27445         (lower_eh_constructs): Fix throw_stmt_table delete routine.
27446         (tree_could_trap_p): Match may_trap_p.
27447         (maybe_clean_eh_stmt): New.
27448         * tree-flow.h: Update decls.
27449         * tree-ssa-ccp.c (pass_ccp): Add TODO_verify_stmts.
27450         (substitute_and_fold): Clean eh edges.
27451         * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Handle
27452         empty basic blocks.
27453         * tree-ssa-dom.c (need_eh_cleanup): New.
27454         (tree_ssa_dominator_optimize): Allocate it.  Cleanup eh edges.
27455         (optimize_stmt): Cleanup eh stmts; set need_eh_cleanup.
27457 2004-06-29  Alan Modra  <amodra@bigpond.net.au>
27459         * function.c (assign_parms): Don't abort with zero size stack
27460         parm failing the PARM_BOUNDARY check.
27462 2004-06-28  Diego Novillo  <dnovillo@redhat.com>
27464         * common.opt (ftree-fre): New flag.
27465         * flags.h (flag_tree_fre): Declare.
27466         * opts.c (decode_options): Set.
27467         * timevar.def (TV_TREE_FRE): Define.
27468         * tree-flow-inline.h (may_propagate_copy): Re-arrange for
27469         readability.  Handle destinations that are not SSA_NAMEs.
27470         * tree-flow.h (struct ptr_info_def): Move from tree.h
27471         (cprop_into_stmt, cprop_into_successor_phis): Remove.
27472         (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Add
27473         vuse_optype parameter.
27474         * tree-pass.h (pass_fre): Declare.
27475         * tree-ssa-copy.c (cprop_operand): Move to tree-ssa-dom.c
27476         (cprop_into_stmt): Likewise.
27477         (cprop_into_successor_phis): Likewise.
27478         * tree-ssa-dom.c (eliminate_redundant_computations): Fix
27479         argument ordering in call to may_propagate_copy.
27480         * tree-ssa-pre.c (is_undefined_value): Assume hard registers
27481         to be always defined.
27482         (add_to_sets): New local function.
27483         (create_value_expr_from): New local function.
27484         (compute_avail): Call them.
27485         (eliminate): Don't ignore statements with virtual operands.
27486         (init_pre): New local function.
27487         (fini_pre): New local function.
27488         (execute_pre): Call them.
27489         Add argument DO_FRE.  Don't do insertion if DO_FRE is true.
27490         (do_pre): New function.
27491         (do_fre): New function.
27492         (gate_fre): New function.
27493         (pass_fre): Declare.
27494         * tree-ssa.c (init_tree_ssa): Don't call vn_init.
27495         (delete_tree_ssa): Don't call vn_delete.
27496         * tree-vn.c (val_expr_pair_d): Add documentation.
27497         (vn_compute): Add VUSES argument to incorporate in computing
27498         hash values.  Update all callers.
27499         (expressions_equal_p): Call operand_equal_p with
27500         OEP_PURE_SAME.
27501         (vn_add): Add VUSES argument.  Update all callers.
27502         (vn_lookup): Likewise.
27503         (vn_lookup_or_add): Likewise.
27504         * doc/invoke.texi: Document -ftree-fre and -fdump-tree-fre.
27506 2004-06-28  Steven Bosscher  <stevenb@suse.de>
27508         * config/m32r/m32r.c (m32r_sched_odd_word_p, m32r_adjust_cost,
27509         m32r_sched_init, m32r_sched_reorder, m32r_variable_issue): Remove.
27510         (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
27511         TARGET_SCHED_INIT, TARGET_SCHED_REORDER): Don't define.
27512         * config/m32r/m32r.md: Rewrite the pipeline description as a DFA.
27514 2004-06-28  Richard Henderson  <rth@redhat.com>
27516         * tree.def (REALPART_EXPR, IMAGPART_EXPR): Change class to 'r'.
27517         * fold-const.c (operand_equal_p <case 'r'>): Add REALPART_EXPR,
27518         IMAGPART_EXPR.
27519         * tree-dump.c (dequeue_and_dump): Handle REALPART_EXPR and
27520         IMAGPART_EXPR explicitly.
27521         * tree-inline.c (estimate_num_insns_1): Don't handle REALPART_EXPR
27522         and IMAGPART_EXPR specially.
27523         * tree.c (build1_stat): Copy TREE_THIS_VOLATILE into class 'r'.
27525 2004-06-28  J"orn Rennecke <joern.rennecke@superh.com>
27527         * config.gcc (sh*-*elf*): Remove dead assignment of sh_multilibs.
27529 2004-06-28  Joseph S. Myers  <jsm@polyomino.org.uk>
27531         * builtins.def (execl, execlp, execle, execv, execvp, execve,
27532         fork): Change to DEF_EXT_LIB_BUILTIN.
27534 2004-06-28  Roger Sayle  <roger@eyesopen.com>
27536         * expmed.c (expand_smod_pow2): New function to expand signed
27537         remainder by a constant power of 2, such as "x % 16".
27538         (expand_divmod): Call new expand_smod_pow2 when appropriate.
27539         Minor corrections to comments, e.g. wrapping long lines.
27541 2004-06-28  Ulrich Weigand  <uweigand@de.ibm.com>
27543         * Makefile.in (vec.o): Fix dependencies.
27545 2004-06-28  Andreas Tobler <a.tobler@schweiz.ch>
27547         * Makefile.in: Fix parallel make dependency problem on vec.o.
27549 2004-06-28  Dhananjay Deshpande  <dhananjayd@kpitcummins.com>
27551         PR target/14041
27552         * config/h8300/h8300.h (ASM_OUTPUT_ALIGNED_BSS): Define.
27554 2004-06-28  Nathan Sidwell  <nathan@codesourcery.com>
27556         * tree.h (tree_check_failed): Make varadic.
27557         (tree_not_check_failed): New prototype.
27558         (tree_check2_failed, tree_check3_failed,
27559         tree_check4_failed, tree_check5_failed): Remove.
27560         (TREE_CHECK, TREE_CHECK2, TREE_CHECK3, TREE_CHECK4,
27561         TREE_CHECK5): Adjust.
27562         (TREE_NOT_CHECK, TREE_NOT_CHECK2, TREE_NOT_CHECK3, TREE_NOT_CHECK4,
27563         TREE_NOT_CHECK5): New.
27564         (TREE_VEC_ELT_CHECK, PHI_NODE_ELT_CHECK, TREE_OPERAND_CHECK_CODE,
27565         TREE_RTL_OPERAND_CHECK): Adjust.
27566         * tree.c (tree_check_failed): Make varadic.
27567         (tree_not_check_failed): New.
27568         (tree_check2_failed, tree_check3_failed,
27569         tree_check4_failed, tree_check5_failed): Remove.
27571 2004-06-28  Ulrich Weigand  <uweigand@de.ibm.com>
27573         * combine.c (can_combine_p): Do not prevent building insns that use
27574         and clobber the same fixed hard register.
27575         (reg_dead_at_p): Likewise.
27577 2004-06-28  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27579         * tree-sra.c (is_sra_candidate_ref): Remove second arg; all callers
27580         changed.
27581         (is_sra_candidate_complex_ref): New function.
27582         (scalarize_modify_expr): Call it and check for LHS also.
27584         * tree-pretty-print.c (dump_function_declaration): New.
27585         (dump_generic_node, case FUNCTION_TYPE): Call it.
27586         (dump_generic_node, case RECORD_TYPE): Don't output dup semicolon.
27587         (dump_generic_node, case DECL_EXPR): New case.
27588         (dump_generic_node, case PLACEHOLDER_EXPR): Handle.
27589         (print_declaration): Handle type and function declarations.
27591         * tree-nested.c (create_tmp_var_for): Allow ARRAY_TYPE.
27592         (convert_nonlocal_reference, convert_local_reference): Properly
27593         convert nest of handled component references.
27595 2004-06-28  Nathan Sidwell  <nathan@codesourcery.com>
27597         * vec.h, vec.c: New, type safe vector API.
27598         * Makefile.in (OBJS-common): Add vec.o.
27599         (vec.o): New target.
27600         (gengtype-lex.o): Depend on vec.h.
27602 2004-06-28  Paolo Bonzini  <bonzini@gnu.org>
27604         * fold-const.c (fold_cond_expr_with_comparison): Add ARG1
27605         parameter.  Use it instead of ARG00 to produce the result.
27607 2004-06-28  Alexandre Oliva  <aoliva@redhat.com>
27609         * config/mn10300/mn10300-protos.h (legitimate_address_p): Declare.
27610         * config/mn10300/mn10300.c (legitimate_address_p): New.  Test that
27611         index is legitimate, compared with code moved from...
27612         * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): here.
27613         (REG_STRICT): Define, according to REG_OK_STRICT.
27614         (REGNO_IN_RANGE_P, REGNO_DATA_P, REGNO_ADDRESS_P, REGNO_SP_P,
27615         REGNO_EXTENDED_P, REGNO_AM33_P, REGNO_FP_P): Introduce strict
27616         argument.
27617         (REGNO_STRICT_OK_FOR_BASE_P, REGNO_STRICT_OK_FOR_BIT_BASE_P,
27618         REGNO_STRICT_OK_FOR_INDEX_P): New.
27619         (REGNO_OK_FOR_BASE_P, REG_OK_FOR_BASE_P, REGNO_OK_FOR_BIT_BASE_P,
27620         REG_OK_FOR_BIT_BASE_P, REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P,
27621         RTX_OK_FOR_BASE_P): Use them.
27623 2004-06-28  Ben Elliston  <bje@au.ibm.com>
27625         * doc/cfg.texi (Basic Blocks): Define dominators.
27627 2004-06-27  Andrew Pinski  <pinskia@physics.uc.edu>
27629         PR c++/16205
27630         * c-common.c (warn_for_collisions_1): Warn for only decls which
27631         have a name.
27633         PR c++/15145
27634         * c.opt (Wsequence-point): Enable for C++ and ObjC++.
27636         PR c/14963
27637         * c-decl.c (start_decl): Check for null types.
27639 2004-06-27  David Edelsohn  <edelsohn@gnu.org>
27641         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27642         Accept TOC addresses.
27644 2004-06-27  Ulrich Weigand  <uweigand@de.ibm.com>
27646         * config/s390/s390-protos.h (s390_load_got): Update prototype.
27647         * config/s390/s390.c (struct machine_function): Add member base_reg.
27648         (s390_decompose_address): Accept UNSPEC_LTREF.  Simplify logic.
27649         (s390_split_branches): Annotate late pool references.
27650         (annotate_constant_pool_refs): New function.
27651         (find_constant_pool_ref): Work on annotated pool references.
27652         (replace_constant_pool_ref): Likewise.  Use explicit base.
27653         (replace_ltrel_base): Use explicit base.
27654         (s390_mainpool_start): Reflect main_pool pattern change.
27655         (s390_mainpool_finish): Use base register from main_pool.
27656         Update calls to replace_ltrel_base and replace_constant_pool_ref.
27657         (s390_chunkify_start): Use base_reg from struct machine_function.
27658         (s390_chunkify_finish): Remove base_reg argument.  Update calls
27659         to replace_ltrel_base and replace_constant_pool_ref.
27660         (s390_reorg): Don't decide upon base register.  Update calls.
27661         (s390_load_got): Remove MAYBE_DEAD handling.  Do not emit insns
27662         but return sequence instead.
27663         (s390_emit_prologue): Decide upon base register to use.  Annotate
27664         all literal pool references.  Adapt to main_pool pattern change.
27665         Update s390_load_got call; move MAYBE_DEAD handling here.
27666         (s390_emit_epilogue): Annotate late literal pool references.
27667         Remove barrier before register restore instruction.
27668         * config/s390/s390.md (UNSPEC_LTREF): New constant.
27669         ("builtin_setjmp_receiver"): Update s390_load_got call.
27670         ("main_pool"): Explicitly reference base register.
27672 2004-06-27  Roger Sayle  <roger@eyesopen.com>
27674         * fold-const.c (fold) <BIT_IOR_EXPR>: Optimize ~X|X and X|~X as -1.
27675         <BIT_XOR_EXPR>: Optimize ~X|X and X|~X as -1.
27676         <BIT_AND_EXPR>: Optimize ~X&X and X&~X as 0.
27677         <TRUTH_AND_EXPR, TRUTH_ANDIF_EXPR>: Optimize !X&&X and X&&!X as false.
27678         <TRUTH_OR_EXPR, TRUTH_ORIF_EXPR>: Optimize !X||X and !X||X as true.
27679         <TRUTH_XOR_EXPR>: Optimize !X^X and X^X! as true.  Now that
27680         TRUTH_XOR_EXPR is a commutative tree code, don't test whether arg0
27681         is a constant.
27683 2004-06-26  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27685         * c-common.c (c_safe_from_p, c_walk_subtrees): Deleted.
27686         * c-common.def (DECL_STMT): Remove.
27687         * c-common.h (DECL_STMT_DECL): Deleted.
27688         (COMPOUNT_LITERAL_EXPR_DECL): Use DECL_EXPR_DECL.
27689         (c_safe_from_p, c_walk_subtrees): Deleted.
27690         * c-decl.c, c-parse.in, c-pretty-print.c: DECL_STMT now DECL_EXPR.
27691         * c-dump.c (c_dump_tree, case DECL_STMT): Deleted.
27692         * c-gimplify.c (gimplify_decl_stmt): Deleted.
27693         (gimplify_compound_literal_expr): Use DECL_EXPR_DECL
27694         and gimplify_and_add.
27695         (c_gimplify_expr, case DECL_EXPR): New case.
27696         (c_gimplify_expr, case DECL_STMT): Deleted.
27697         * c-lang.c (LANG_HOOKS_SAFE_FROM_P): Likewise.
27698         (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
27699         * expr.c (safe_from_p, case 's'): New case.
27700         * gimplify.c (gimplify_decl_expr): New function.
27701         (gimplify_expr, case DECL_EXPR): New case.
27702         * tree-inline.c (walk_tree): Walk into all fields of a type and
27703         decl only if they are in a DECL_EXPR.
27704         (mark_local_for_remap_r): Minor code cleanup.
27705         * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Add else.
27706         * tree.c (has_cleanups, case DECL_EXPR): New case.
27707         * tree.def (DECL_EXPR): New code.
27708         * tree.h (DECL_EXPR_DECL): New macro.
27710         * objc/objc-lang.c (LANG_HOOKS_SAFE_FROM_P): Deleted.
27712 2004-06-26  Andrew Pinski  <pinskia@physics.uc.edu>
27714         PR 13334
27715         * doc/install.texi: Document non-standard CFLAGS and bootstrap
27716         failures and warnings.
27718 2004-06-26  Andrew Haley  <aph@redhat.com>
27720         * emit-rtl.c (set_mem_attributes_minus_bitpos): Check
27721         TREE_THIS_NOTRAP when setting MEM_NOTRAP_P.
27722         * tree-eh.c (tree_could_trap_p): Check TREE_THIS_NOTRAP.
27723         * tree.h (TREE_THIS_NOTRAP): New.
27725 2004-06-26  Kaz Kojima  <kkojima@gcc.gnu.org>
27727         * genattrtab.c (write_test_expr): Put a unsigned cast before
27728         the first operand for GEU, GTU, LEU and LTU.
27730 2004-06-26  Kazu Hirata  <kazu@cs.umass.edu>
27732         * c-typeck.c, cfgexpand.c, ddg.c, ddg.h, df.c, fold-const.c,
27733         gcov.c, gimplify.c, modulo-sched.c, passes.c, tree-cfg.c,
27734         tree-mudflap.c, tree-nrv.c, tree-outof-ssa.c, tree-ssa-dom.c,
27735         tree-ssa-dse.c, tree-ssa-operands.c, tree-ssa-pre.c,
27736         tree-tailcall.c: Fix comment typos.  Follow spelling
27737         conventions.
27739 2004-06-25  Eric Christopher  <echristo@redhat.com>
27741         * config/mips/mips.md: Add back scheduling exclusion info.
27743 2004-06-25  Roger Sayle  <roger@eyesopen.com>
27745         * ifcvt.c (seq_contains_jump): Delete function.
27746         (end_ifcvt_sequence): Replace call to seq_contains_jump with an
27747         inline test for a jump instruction in the existing "insn" loop.
27748         (block_fallthru): Document function.
27750 2004-06-25  Philip Blundell  <philb@gnu.org>
27752         PR wrong-code/15089
27753         * loop.c (scan_loop): Do not move user-specified register
27754         assignments.
27756 2004-06-25  DJ Delorie  <dj@redhat.com>
27758         * c-common.h (warn_cast_qual, warn_missing_format_attribute,
27759         warn_pointer_arith, warn_missing_prototypes, warn_parentheses,
27760         warn_missing_braces, warn_sign_compare, warn_long_long,
27761         warn_redundant_decls, warn_float_equal, warn_char_subscripts,
27762         warn_conversion, warn_format_y2k, warn_format_extra_args,
27763         warn_format_zero_length, warn_format_nonliteral,
27764         warn_format_security, mesg_implicit_function_declaration,
27765         warn_bad_function_cast, warn_traditional,
27766         warn_declaration_after_statement, warn_strict_prototypes,
27767         warn_missing_declarations, warn_nested_externs,
27768         warn_sequence_point, warn_init_self, warn_div_by_zero,
27769         warn_implicit_int, warn_nonnull, warn_old_style_definition,
27770         warn_selector, warn_undeclared_selector, warn_protocol,
27771         warn_abi, warn_invalid_offsetof, warn_ctor_dtor_privacy,
27772         warn_overloaded_virtual, warn_nonvdtor, warn_reorder,
27773         warn_synth, warn_pmf2ptr, warn_ecpp, warn_sign_promo,
27774         warn_old_style_cast, warn_nontemplate_friend,
27775         warn_deprecated): Remove explicit declarations.
27776         * c-common.c: Likewise, remove explicit definitions.
27777         * c-opts.c: Likewise, remove explicit assignments.
27778         * c.opts: Likewise, add implicit declare/define/assign.
27780 2004-06-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27782         * gimplify.c (lookup_tmp_var): Set TREE_READONLY in is_formal case.
27783         (build_addr_expr_with_type): Deleted.
27784         (build_addr_expr): Deleted; callers changed to build_fold_addr_expr.
27785         (gimplify_compound_lval): Make two passes over reference nest.
27787         * tree-nested.c (build_addr): Merge real/imagpart with
27788         handled_component_p.
27789         (convert_nonlocal_reference, convert_local_reference): Process extra
27790         args to COMPONENT_REF and ARRAY_REF.
27791         * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Check for
27792         lower bound and field offset being constant.
27794 2004-06-25  Mark Mitchell  <mark@codesourcery.com>
27796         PR wrong-code/16129
27797         * alias.c (get_alias_set): Adjust setting of
27798         DECL_POINTER_ALIAS_SET for pointers to aggregates.
27800 2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27802         * tree-inline.c (remap_type): Arrange to have just one pointer type
27803         for each type, mode, and 'can alias' value.
27804         (setup_one_parameter): Remap type when making VAR_DECL for PARM_DECL.
27805         (estimate_num_insns_1): Minor code reformatting.
27806         (inline_forbidden_p_1): Likewise; add; missing return statement.
27808 2004-06-25  Roger Sayle  <roger@eyesopen.com>
27810         PR middle-end/15825
27811         * ifcvt.c (unshare_ifcvt_sequence): Rename to end_ifcvt_sequence.
27812         Use get_isns and end_sequence instead of accepting a seq argument.
27813         Scan the instruction sequence for unrecognizable or jump insns.
27814         (noce_try_move, noce_try_store_flag, noce_try_store_flag_constants,
27815         noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove,
27816         noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
27817         noce_try_sign_mask): Use end_ifcvt_sequence to factor common code.
27819 2004-06-24  Jeff Law  <law@redhat.com>
27821         * gimplify.c (gimplify_compound_lval): Reset TREE_SIDE_EFFECTS
27822         after gimplifying the innermost component.
27824 2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
27826         PR target/16176
27827         * config/mips/mips.c (mips_expand_unaligned_load): Use a temporary
27828         register for the destination of the lwl or ldl.
27830 2004-06-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27832         * tree-dfa.c (get_virtual_var): Merge real/imaginary parts with
27833         handled_component_p handling.
27834         * tree-gimple.c (get_base_address): Likewise and fix typo that
27835         caused both recursion and looping.
27837         * tree-cfg.c (verify_expr): Add macro CHECK_OK.
27838         Properly test for nest of handled_components in LHS context.
27840 2004-06-25  Devang Patel  <dpatel@apple.com>
27842         * doc/tree-ssa.texi: Document info about MODIFY_EXPR's type
27844 2004-06-25  Paul Brook  <paul@codesourcery.com>
27846         * target-def.h (TARGET_CXX_GUARD_TYPE, TARGET_CXX_GUARD_MASK_BIT,
27847         TARGET_CXX): Define.
27848         (TARGET_INITIALIZER): Use TARGET_CXX.
27849         * target.h (struct gcc_target): Add struct cxx.
27850         * targhooks.h (default_cxx_guard_type): Add prototype.
27851         * targhooks.c (default_cxx_guard_type): New function.
27852         * config/arm/arm.c (TARGET_CXX_GUARD_TYPE, TARGET_CXX_GUARD_MASK_BIT):
27853         Define.
27854         (arm_cxx_guard_type, arm_cxx_guard_mask_bit): New functions.
27855         * doc/tm.texi: Document TARGET_CXX_GUARD_TYPE and
27856         TARGET_CXX_GUARD_MASK_BIT.
27858 2004-06-25  Devang Patel  <dpatel@apple.com>
27860         * config/rs6000/darwin.h (CC1_SPEC): Handle -gused and -gfull.
27861         * config/i386/darwin.h (CC1_SPEC): Same.
27863 2004-06-25  Mark G. Adams  <mark.g.adams@sympatico.ca>
27865         * dbxout.h: Add include guards
27867 2004-06-25  Paul Brook  <paul@codesourcery.com>
27869         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_EABI__.
27871 2004-06-25  Richard Earnshaw  <rearnsha@arm.com>
27873         * arm.c (arm_arch4t): New variable.
27874         (arm_override_options): Initialize it.  If compiling for armv5 or
27875         higher clear TARGET_INTERWORK.
27876         (output_call): Abort if called for armv5.  Use BX if it's available.
27877         (output_call_mem): Use BLX if available and ensure that all armv5
27878         code is interworking safe.
27879         (output_return_instruction): Always use BX in preference to MOV if
27880         it's available.
27881         (arm_output_epilogue): Likewise.
27882         (arm_final_prescan_insn): Never conditionally call a subroutine
27883         on armv5.
27884         * arm.h (arm_arch4t): Declare.
27885         * arm.md (call_reg_armv5, call_value_reg_armv5): New.
27886         (call_reg_arm, call_value_reg_arm): Renamed from call_reg and
27887         call_value_reg respectively.
27888         (call_reg_thumb_v5, call_value_reg_thumb_v5): New.
27889         (call_reg_thumb, call_value_reg_thumb): Renamed from call_indirect
27890         and call_value_indirect respectively.
27892 2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
27894         * config/mips/mips.c (reg_or_const_float_1_operand): Reimplement
27895         in terms of const_float_1_operand.
27897 2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
27899         PR target/16144
27900         * config/mips/mips.md (divsf, divdf): Don't FAIL if the first operand
27901         is 1.0; force it into a register instead.
27903 2004-06-25  Bernardo Innocenti  <bernie@develer.com>
27905         * config/m68k/m68k.h: Restore valid comment removed by mistake with
27906         the recent m68k comments cleanup.
27908 2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27910         * c-gimplify.c (gimplify_for_stmt): Use gimplify_and_add.
27911         * gimplify.c (internal_get_tmp_var, gimplify_return_expr): Likewise.
27912         (gimplify_loop_expr, gimplify_init_constructor): Likewise.
27913         (gimplify_self_mod_expr, gimplify_cond_expr): Likewise.
27915         PR/16131
27916         * gimplify.c (voidify_wrapper_expr): Allow TARGET_EXPR.
27918         * gimplify.c: Remove unneeded forward declarations.
27920         * gimplify.c (append_to_compound_expr): Deleted.
27921         * tree-gimple.h (append_to_compound_expr): Deleted.
27923         * fold-const.c (fold_addr_expr_with_type): Look through all
27924         valid LHS modifiers to find a base to mark addressable.
27926         * tree.h (debug_find_tree): Add declaration.
27927         * tree-inline.c (debug_find_tree): Remove extern declaration.
27929 2004-06-24  Eric Christopher  <echristo@redhat.com>
27931         * config/rs6000/rs6000.md: Apply change mistakenly
27932         deleted with 2004-06-22 patch.
27934 2004-06-24  Richard Henderson  <rth@redhat.com>
27936         * c-decl.c (c_in_iteration_stmt, c_in_case_stmt): Remove.
27937         (c_break_label, c_cont_label): New.
27938         (start_function): Update initializations.
27939         (c_push_function_context): Update saves.
27940         (c_pop_function_context): Update restores.
27941         * c-parse.in: Update expected conflicts.
27942         (stmt_count, compstmt_count): Remove.  Remove all updates.
27943         (if_prefix, simple_if, do_stmt_start): Remove.
27944         (lineno_labeled_stmt): Remove.
27945         (lineno_labels): New.
27946         (c99_block_lineno_labeled_stmt): Use it.
27947         (lineno_stmt, lineno_label): Don't clear EXPR_LOCUS before calling
27948         annotate_with_locus.
27949         (select_or_iter_stmt): Replace by ...
27950         (condition, if_statement_1, if_statement_2, if_statement,
27951         start_break, start_continue, while_statement, do_statement,
27952         for_cond_expr, for_incr_expr, for_statement, switch_statement): New.
27953         (stmt): Split out ...
27954         (stmt_nocomp): ... this.  Use c_finish_bc_stmt, c_finish_goto_label,
27955         c_finish_goto_ptr.
27956         * c-semantics.c (add_stmt): Don't add line numbers to labels.
27957         * c-tree.h: Update prototypes.
27958         (struct language_function): Remove x_in_iteration_stmt, x_in_case_stmt;
27959         add x_break_label, x_cont_label, x_switch_stack.
27960         (c_switch_stack): Declare.
27961         * c-typeck.c (c_finish_goto_label, c_finish_goto_ptr): New.
27962         (c_finish_return): Return the statement.
27963         (c_switch_stack): Rename from switch_stack; export.
27964         (if_elt, if_stack, if_stack_space, if_stack_pointer): Remove.
27965         (c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_begin_else,
27966         c_finish_else): Remove.
27967         (c_finish_if_stmt): Rewrite to perform the entire operation.
27968         (c_begin_while_stmt, c_finish_while_stmt_cond, c_finish_while_stmt,
27969         c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
27970         c_finish_for_stmt_incr, c_finish_for_stmt): Remove.
27971         (c_finish_loop): New.
27972         (c_finish_bc_stmt): New.
27973         (c_finish_expr_stmt): Return the statement.  Split out...
27974         (c_process_expr_stmt): ... this.  Don't add locus to error marks.
27975         * gimplify.c (gimplify_cond_expr): Accept NULL type statements.
27976         * tree-gimple.c (is_gimple_stmt): Likewise.
27977         * tree-pretty-print.c (dump_generic_node <COND_EXPR>): Likewise.
27978         (print_struct_decl): Delete empty compound statement.
27979         * objc/objc-act.c (objc_build_throw_stmt): Return the statement.
27980         * objc/objc-act.h: Update decl.
27982 2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27984         * tree-pretty-print.c (dump_generic_node, case TYPE_DECL):
27985         Don't look at TYPE_METHODS unless RECORD_TYPE or UNION_TYPE.
27987 2004-06-24  Andrew Pinski  <apinski@apple.com>
27989         * objc-act.c (build_objc_method_call): Save the lookup_object
27990         so we do not call it twice.
27992 2004-06-24  Richard Henderson  <rth@redhat.com>
27994         * tree-ssa-dom.c (real_avail_expr_hash): New.
27995         (tree_ssa_dominator_optimize): Use it in the htab.
27997 2004-06-24  Frank Ch. Eigler  <fche@redhat.com>
27999         * tree-mudflap.c (mx_register_decls): Add third (type) argument
28000         to synthesized __mf_unregister call.
28002 2004-06-24  Roger Sayle  <roger@eyesopen.com>
28004         PR middle-end/15239
28005         * expmed.c (expand_mult): Remove artificial restriction on the
28006         maximum cost of a synthetic multiplication sequence.
28008 2004-06-24  Eric Christopher  <echristo@redhat.com>
28010         * combine.c (distribute_notes): Don't delete sets to
28011         global register variables.
28013 2004-06-24  Jakub Jelinek  <jakub@redhat.com>
28015         * config/i386/i386.md (ffsdi2, clzdi2): New expanders.
28016         (ffs_rex64): New splitter.
28017         (ffsdi_1, ctzdi2, bsr_rex64): New instructions.
28019 2004-06-24  Andrew Pinski  <apinski@apple.com>
28021         * config/darwin7.h (MATH_LIBRARY): Remove.
28022         (LIB_SPEC): Define.
28023         * config/darwin.h (MATH_LIBRARY): Define always to empty.
28024         (LIB_SPEC): Only define if not already defined.
28026 2004-06-24  Revital Eres  <eres@il.ibm.com>
28028         * loop-iv.c (iv_analyze, simple_set_p): Support for identifying
28029         shifts of induction variable.
28030         (iv_shift): New function.
28032 2004-06-24  Richard Henderson  <rth@redhat.com>
28034         * gimplify.c (gimplify_body): Watch for body vanishing.
28036 2004-06-24  Jeff Law  <law@redhat.com>
28038         * tree-ssa-dom.c (record_dominating_conditions): New function.
28039         (dom_opt_finalize_block, get_eq_expr_value): Use it.
28041 2004-06-24  Richard Sandiford  <rsandifo@redhat.com>
28043         * calls.c (shift_returned_value): Fix handling of non-integer
28044         TYPE_MODEs.
28046 2004-06-24  Ulrich Weigand  <uweigand@de.ibm.com>
28048         * c-decl.c (finish_function): Do not check for DEFAULT_MAIN_RETURN.
28049         * system.h (DEFAULT_MAIN_RETURN): Poison.
28050         * doc/tm.texi (DEFAULT_MAIN_RETURN): Remove documentation.
28052 2004-06-24  Ben Elliston  <bje@au.ibm.com>
28054         * doc/cfg.texi (Edges): Fix typo.
28056 2004-06-24  Paul Brook  <paul@codesourcery.com>
28058         * config/arm/arm.c (arm_output_epilogue): Remove excess checks.
28060 2004-06-23  Andrew Pinski  <apinski@apple.com>
28062         PR middle-end/15988
28063         * fold-const.c (fold_convert): Types which are compatible
28064         can be converted with only a NOP_EXPR.
28066 2004-06-24  Alan Modra  <amodra@bigpond.net.au>
28068         * calls.c (expand_call): Call INIT_CUMULATIVE_ARGS earlier, and
28069         pass raw n_named_args to it.
28070         * targhooks.c: Formatting.
28071         (hook_bool_CUMULATIVE_ARGS_false): Correct comment.
28073 2004-06-23  Richard Henderson  <rth@redhat.com>
28075         * c-gimplify.c (gimplify_decl_stmt): Push gimplify_one_sizepos inside
28076         non-constant size check.  Gimplify the type too.  Tidy building
28077         BUILT_IN_STACK_ALLOC call.
28079 2004-06-23  Roger Sayle  <roger@eyesopen.com>
28081         * c-common.c (expand_unordered_cmp): Delete.
28082         (expand_tree_builtin): Delete.
28083         * c-common.h (expand_tree_builtin): Delete function prototype.
28084         * c-typeck.c (build_function_call): Don't call expand_tree_builtin.
28086 2004-06-23  Richard Henderson  <rth@redhat.com>
28088         * gimplify.c (gimplify_compound_lval): Don't set ARRAY_REF or
28089         COMPONENT_REF variable fields unless they're non-constant.
28091 2004-06-23  Robert Millan  <robertmh@gnu.org>
28093         * config.gcc: Merge kfreebsd*-gnu with linux* and add knetbsd*-gnu.
28094         * config/i386/linux.h: Allow overriding of LINK_EMULATION,
28095           DYNAMIC_LINKER and register names in sc_ structure.
28096         * config/kfreebsd-gnu.h: New. kfreebsd-gnu followup for linux.h.
28097         * config/i386/kfreebsd-gnu.h: New. Ditto for i386-kfreebsd-gnu.
28098         * config/knetbsd-gnu.h: New. Ditto for knetbsd-gnu.
28099         * config/i386/knetbsd-gnu.h: New. Ditto for i386-knetbsd-gnu.
28101         * config/kfreebsdgnu.h: Remove.
28102         * config/t-kfreebsd-gnu: Likewise.
28103         * config/i386/kfreebsdgnu.h: Likewise.
28105 2004-06-23  Eric Christopher  <echristo@redhat.com>
28107         * fold-const.c (make_range): Cleanup type checking through function.
28108         Remove orig_type. Replace with checks to exp_type and arg0_type.
28109         Clarify comment when converting from unsigned to signed.
28111 2004-06-23  Eric Christopher  <echristo@redhat.com>
28113         * config/mips/mips.c (mips_use_dfa_pipeline_interface): Add R3000.
28114         * config/mips/mips.md: Remove R3000 scheduling description.
28115         * config/mips/3000.md: New file.
28117 2004-06-23  Ulrich Weigand  <uweigand@de.ibm.com>
28119         * config/s390/s390-protos.h (s390_emit_compare): Add prototype.
28120         (s390_emit_jump): Likewise.
28121         * config/s390/s390.c (s390_emit_compare): New function.
28122         (s390_emit_jump): Likewise.
28123         * config/s390/s390.md ("beq", "bne", "bgt", "bgtu", "blt", "bltu",
28124         "bge", "bgeu", "ble", "bleu", "bunordered", "bordered", "buneq",
28125         "bungt", "bunlt", "bunge", "bunle", "bltgt"): Use s390_emit_compare
28126         and s390_emit_jump.
28127         ("cjump"): Remove, replace by ...
28128         ("*cjump_64", "*cjump_31"): ... these insns.  Improve length default.
28129         ("icjump", "*icjump_64", "*icjump_31"): Likewise.
28130         ("trap"): Fix type attribute.
28131         ("conditional_trap"): Use s390_emit_compare.
28132         ("doloop_si"): Remove, replace by ...
28133         ("doloop_si64", "doloop_si31"): ... these new insn_and_split.
28134         Merge existing splitter into insn_and_split.  Improve length default.
28135         ("doloop_di"): Merge with existing splitter into insn_and_split.
28136         ("doloop"): Adapt.
28137         ("jump"): Convert to expander.  Use s390_emit_jump.
28138         ("*jump_64", "*jump_31"): New insns.  Improve length default.
28140 2004-06-23  Wu Yongwei  <adah@sh163.net>
28142         * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
28143         (__gthr_i486_lock_cmp_xchg): New inline assembly function.
28144         (__GTHR_W32_InterlockedCompareExchange): New macro to choose a
28145         suitable function for interlocked compare-and-exchange.
28146         (__gthread_mutex_trylock): Use
28147         __GTHR_W32_InterlockedCompareExchange.
28148         (__gthread_mutex_init_function, __gthread_mutex_lock,
28149         __gthread_mutex_trylock, __gthread_mutex_unlock): Adjust the
28150         initial counter value to work correctly under Windows 95.
28151         * config/i386/gthr-win32.c: Adjust include order.
28152         Define __GTHREAD_I486_INLINE_LOCK_PRIMITIVES before including
28153         gthr-win32.h.
28154         (__gthr_win32_mutex_init_function, __gthr_win32_mutex_lock,
28155         __gthr_win32_mutex_trylock, __gthr_win32_mutex_unlock): Adjust
28156         to match inline versions in gthr-win32.h.
28158 2004-06-23  David Edelsohn  <edelsohn@gnu.org>
28160         * config/rs6000/rs6000.c (rs6000_use_dfa_pipeline_interface): Delete.
28161         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Redefine a hook_int_void_1.
28162         (insvdi_rshift_rlwimi_p): New function.
28163         * config/rs6000/rs6000.md (insvdi_internal2/3): New patterns.
28164         (extendsfdf2): Convert to define_insn_and_split.
28165         * config/rs6000/rs6000-protos.h (insvdi_rshift_rlwimi_p): Prototype.
28167 2004-06-23  Andrew Pinski  <apinski@apple.com>
28169         * c-typeck.c (composite_type, <case ARRAY_TYPE>): Abort if we have
28170         type qualifiers at all.
28171         If both of the type domains are null and the new element type is
28172         the same as one of the, return the one which the element type.
28173         matches.
28174         Do not call qualify_type on the new type.
28176 2004-06-23  Ulrich Weigand  <uweigand@de.ibm.com>
28178         * config/s390/s390.h (DEFAULT_MAIN_RETURN): Remove.
28180 2004-06-23  Roger Sayle  <roger@eyesopen.com>
28182         * convert.c (strip_float_extension): Skip both NOP_EXPR and
28183         CONVERT_EXPR floating point extensions.
28185 2004-06-23  Diego Novillo  <dnovillo@redhat.com>
28187         * Makefile.in (tree-vn.o): New.
28188         (tree-ssa-pre.o): Don't depend on RTL_H.
28189         * tree-dfa.c (find_referenced_vars): Don't call init_tree_ssa.
28190         * tree-flow.h (struct var_ann_d): Remove field expr_set.
28191         (add_to_value, expressions_equal_p, get_value_handle, vn_compute,
28192         vn_lookup_or_add, vn_add, vn_lookup, vn_init, vn_delete): Declare.
28193         * tree-optimize.c (execute_init_datastructures): New local function.
28194         (pass_init_datastructures): New local variable.
28195         (init_tree_optimization_passes): Sequence pass_init_datastructures.
28196         * tree-pretty-print.c (MASK_POINTER): Remove.
28197         (dump_generic_node): Handle VALUE_HANDLE.
28198         * tree-ssa-pre.c: Move all value numbering routines to tree-vn.c.
28199         Update callers to use new function names.
28200         Use VALUE_HANDLE_ID and VALUE_HANDLE_EXPR_SET instead of
28201         variable annotations.
28202         * tree-ssa.c (init_tree_ssa): Call vn_init.
28203         (delete_tree_ssa): Call vn_delete.
28204         * tree-vn.c: New file.
28205         * tree.c (tree_size): Handle VALUE_HANDLE.
28206         (tree_node_structure): Likewise.
28207         (iterative_hash_expr): Likewise.
28208         * tree.def (VALUE_HANDLE): New code.
28209         * tree.h (struct tree_value_handle): New.
28210         (VALUE_HANDLE_ID): Define.
28211         (VALUE_HANDLE_EXPR_SET): Define.
28212         (enum tree_node_structure_enum): Add TS_VALUE_HANDLE.
28213         (union tree_node): Add struct tree_value_handle.
28215 2004-06-23  Andrew Pinski  <apinski@apple.com>
28217         * c-typeck.c (composite_type):
28218         <case POINTER_TYPE>: Build a qualified type of
28219         the new type.
28220         <case ARRAY_TYPE>: Likewise.
28221         <case FUNCTION_TYPE>: Likewise.
28223 2004-06-23  Pat Haugen  <pthaugen@us.ibm.com>
28225         PR optimization/15633
28226         * value-prof.c (divmod_fixed_value_transform): Compute probability
28227         of taking optimal path and pass along to gen_ routine.
28228         (mod_pow2_value_transform): Same.
28229         (mod_subtract_transform): Same.
28230         (gen_divmod_fixed_value): Add new probability parameter.
28231         Add probability to newly created jump.
28232         (gen_mod_pow2): Same.
28233         (gen_mod_subtract): Same.
28235 2004-06-23  Richard Earnshaw  <rearnsha@arm.com>
28237         * PR target/15948
28238         * arm.md (bicsi3_cbranch): Add alternative to handle tying operands
28239         one and two.
28241 2004-06-23  Richard Earnshaw  <rearnsha@arm.com>
28243         PR target/15927
28244         * arm.h (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Don't need a secondary
28245         reload if CLASS is BASE_REGS.
28247 2004-06-23  Richard Sandiford  <rsandifo@redhat.com>
28249         * gengtype-yacc.y (option): Avoid use of non-constant struct
28250         initializer.
28252 2004-06-23  Nathan Sidwell  <nathan@codesourcery.com>
28254         * doc/extend.texi (Function Attributes): Alphabetize.
28256 2004-06-23  Richard Henderson  <rth@redhat.com>
28258         * c-gimplify.c (gimplify_decl_stmt): Update gimplify_type_sizes call.
28259         Use gimplify_and_add.
28260         * c-typeck.c (c_finish_if_stmt): Use NULL instead of empty stmt.
28261         * gimplify.c (build_and_jump, gimplify_exit_expr,
28262         gimplify_init_constructor, gimplify_save_expr, gimple_push_cleanup,
28263         gimplify_stmt, gimplify_expr): Likewise.
28264         (shortcut_cond_expr): Handle NULL arms of COND_EXPR.
28265         (gimplify_statement_list): Remove NULL entries.
28266         (gimplify_to_stmt_list): Handle NULL results.
28267         (gimplify_type_sizes): Add list_p argument.
28268         (gimplify_one_sizepos): Don't use internal pre/post queue.
28269         * tree-gimple.h (gimplify_type_sizes): Update.
28271 2004-06-22  Eric Christopher  <echristo@redhat.com>
28273         * config/rs6000/rs6000.md (*insvsi_internal5/6): New patterns.
28275 2004-06-22  Pat Haugen  <pthaugen@us.ibm.com>
28277         * cfghooks.c (make_forwarder_block): Decrement count on fallthru edge
28278         when redirecting back edges.
28280         * cfghooks.c (split_block): Call make_single_succ_edge so that edge
28281         count/probability are set correctly.
28283 2004-06-22  Richard Henderson  <rth@redhat.com>
28285         * c-typeck.c (emit_side_effect_warnings): Ignore error marks.
28286         (c_finish_stmt_expr): Likewise.
28288         * config/i386/i386.c (TARGET_STRUCT_VALUE_RTX): New.
28289         (ix86_return_in_memory): Move SSE vector return warning ...
28290         (ix86_struct_value_rtx): ... here.  New.
28292 2004-06-22  Richard Henderson  <rth@redhat.com>
28294         * tree.def (VTABLE_REF): Remove.
28295         (OBJ_TYPE_REF): New.
28296         (TRY_CATCH_EXPR, TRY_FINALLY_EXPR): Set type 's'.
28297         * expr.c (expand_expr_real_1): Replace VTABLE_REF with OBJ_TYPE_REF.
28298         * fold-const.c (non_lvalue): Likewise.
28299         * gimplify.c (gimplify_expr): Likewise.
28300         (gimplify_call_expr): Use is_gimple_call_addr.
28301         * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): New.
28302         * langhooks.h (fold_obj_type_ref): New.
28303         * tree-gimple.c (is_gimple_call_addr): New.
28304         * tree-gimple.h (is_gimple_call_addr): Declare.
28305         * tree-inline.c (inlinable_function_p): Fix merge error.
28306         (estimate_num_insns_1): Replace VTABLE_REF with OBJ_TYPE_REF.
28307         * tree-pretty-print.c (dump_generic_node): Likewise.
28308         (print_call_name): Handle OBJ_TYPE_REF.
28309         * tree-ssa-ccp.c (fold_stmt): Fold OBJ_TYPE_REF.
28310         * tree-ssa-operands.c (get_expr_operands): Handle OBJ_TYPE_REF.
28311         * tree.h (OBJ_TYPE_REF_EXPR): New.
28312         (OBJ_TYPE_REF_OBJECT, OBJ_TYPE_REF_TOKEN): New.
28313         * doc/c-tree.texi (VTABLE_REF): Remove.
28314         * objc/objc-act.c (build_objc_method_call): Build an OBJ_TYPE_REF.
28316 2004-06-22  Richard Henderson  <rth@redhat.com>
28318         PR middle-end/16026
28319         * function.c (assign_parms): Don't abort for overaligned PARALLEL.
28321 2004-06-22  Joseph S. Myers  <jsm@polyomino.org.uk>
28323         * Makefile.in (distclean): Don't try to remove empty directories.
28325 2004-06-22  Richard Sandiford  <rsandifo@redhat.com>
28327         PR target/15869
28328         * config/mips/mips.c (mips_avoid_hazards): Call split_all_insns_noflow.
28330 2004-06-22  Alexandre Oliva  <aoliva@redhat.com>
28332         * config/mn10300/mn10300.md (movdi, movdf): Use high/low for movu
28333         operands.
28335 2004-06-22  Dale Johannesen  <dalej@apple.com>
28337         * config/rs6000/rs6000.c (legitimate_offset_address_p): Make
28338         global, rename rs6000_legitimate_offset_address_p.
28339         (rs6000_legitimate_address_p): Adjust calls to it.
28340         (lmw_operation): Ditto.
28341         (stmw_operation): Ditto.
28342         * config/rs6000/rs6000-protos.h: Declare it.
28343         * config/rs6000/rs6000.md (*movdf_hardfloat32): Use it
28344         instead of offsettable_memref_p.
28346 2004-06-22  Dale Johannesen  <dalej@apple.com>
28348         * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
28349         [reg+reg] mode for TFmode memory accesses.
28350         (rs6000_eliminate_indexed_memrefs): New.
28351         (rs6000_emit_move): Call preceding for TImode and TFmode.
28353 2004-06-22  Paolo Bonzini  <bonzini@gnu.org>
28355         * tree-cfg.c (pass_warn_function_return): It needs
28356         CFG, not SSA.
28358 2004-06-22  Nathan Sidwell  <nathan@codesourcery.com>
28360         * doc/invoke.texi (Machine Dependent Options): Alphabetize.
28361         (Submodel Options): Likewise.
28363 2004-06-21  Andrew Pinski  <apinski@apple.com>
28365         Radar #: 3701874
28366         * c-decl.c (push_file_scope): Return early if we already
28367         have a file scope.
28369 2004-06-21  Geoffrey Keating  <geoffk@apple.com>
28371         * c-opts.c (c_common_handle_option): Handle -fpch-preprocess.
28372         * c-common.h (flag_pch_preprocess): Declare.
28373         (c_common_pch_pragma): Likewise.
28374         * c-common.c (flag_pch_preprocess): New.
28375         * c-pch.c (c_common_read_pch): Support -fpreprocess-only.
28376         (c_common_pch_pragma): New.
28377         * c-ppoutput.c (cb_read_pch): New.
28378         (init_pp_output): Support -fpch-preprocess.
28379         * c-pragma.c (init_pragma): Support #pragma GNUC pch_preprocess.
28380         * c.opt (fpch-preprocess): New.
28381         * gcc.c (cpp_options): When save-temps, pass -fpch-preprocess.
28382         * doc/cppopts.texi: Document -fpch-preprocess.
28383         * doc/invoke.texi (Precompiled Headers): Mention that
28384         -fpreprocessed is safe for PCH.  Mention that if an option is
28385         listed as safe that doesn't mean it does what you expect.
28387 2004-06-22  Ben Elliston  <bje@au.ibm.com>
28389         * tree-ssa.c (ssa_redirect_edge): Correct leading comment.
28391 2004-06-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
28393         * Makefile.in (gimplify.o): Add cgraph.h.
28394         * alias.c (adjust_offset_for_component_ref): Use
28395         component_ref_field_offset.
28396         * c-decl.c (build_array_declarator): Add news args for ARRAY_REF.
28397         * c-gimplify.c (gimplify_expr_stmt): Use alloc_stmt_list.
28398         (gimplify_decl_stmt): Call gimplify_type_sizes for type.
28399         For decl, call gimplify_one_sizepos and use statement list.
28400         (gimplify_compound_literal_expr): New arg PRE_P.
28401         Add statement to PRE_P list and return DECL.
28402         (c_gimplify_expr, case COMPOUND_LITERAL_EXPR): Add arg to
28403         gimplify_compound_literal_expr.
28404         * c-tree.h (getdecls): Deleted.
28405         * c-typeck.c (build_component_ref): Add operand for COMPONENT_REF.
28406         (build_array_ref): Add two operands for ARRAY_REF.
28407         (build_unary_op): Set TREE_INVARIANT and TREE_CONSTANT for
28408         COMPOUND_LITERAL_EXPR.
28409         * coverage.c (tree_coverage_counter_ref): Add new operands
28410         for ARRAY_REF.
28411         * emit-rtl.c (component_ref_for_mem_expr): Add new operand
28412         for COMPONENT_REF.
28413         (set_mem_attributes_minus_bitpos): Use array_ref_low_bound
28414         and array_ref_element_size.
28415         (widen_memory_access):Use component_ref_field_offset.
28416         * explow.c (update_nonlocal_goto_save_area): Add two operands
28417         for ARRAY_REF.
28418         * expr.c (array_ref_element_size, array_ref_low_bound): New functions.
28419         (component_ref_field_offset): Likewise.
28420         (get_inner_reference): Use them.
28421         (expand_expr_real_1, case ARRAY_REF): Use array_ref_low_bound.
28422         * fold-const.c (fold, case EQ_EXPR): Properly handle DECL_SIZE.
28423         (fold_read_from_constant_string): Use array_ref_low_bound.
28424         Verify that result is a character type.
28425         (build_fold_indirect_ref): Add two operands for ARRAY_REF.
28426         * function.c (expand_function_start): Likewise.
28427         * gimple-low.c (expand_var_p): Delete duplicated line.
28428         * gimplify.c: Add static decls for local functions.
28429         (cgraph.h): Now included.
28430         (create_tmp_var): Remove check for ARRAY_TYPE.
28431         (copy_if_shared_r): Look at bounds and sizes of types.
28432         (build_and_jump): Return alloc_stmt_list instead of build_empty_stmt.
28433         (gimplify_exit_expr, shortcut_cond_expr): Likewise.
28434         (gimplify_save_expr, gimple_push_cleanup): Likewise.
28435         (gimplify_init_constructor): Likewise.
28436         WANT_VALUE now bool.
28437         If empty list with no result wanted, return GS_UNHANDLED.
28438         Add additional operands for ARRAY_REF and COMPONENT_REF.
28439         (canonicalize_component_ref): Convert to &array[L].
28440         (gimplify_array_ref_to_plus): Use array_ref_element_size and
28441         array_ref_lower_bound.
28442         (build_addr_expr_with_type, build_addr_expr): New functions.
28443         (gimplify_compound_lval): WANT_LVALUE now bool.
28444         Major rework to allow handle_component_p and initialize and
28445         gimplify new operands for ARRAY_REF, ARRAY_RANGE_REF, and
28446         COMPONENT_REF.
28447         (gimplify_array_ref): Deleted.
28448         (gimplify_self_mod_expr): WANT_VALUE now bool.
28449         (gimplify_modify_expr): Gimplify to_p and from_p later.
28450         Factor out code into gimplify_modify_expr_rhs and call twice.
28451         Move variable-size code earlier and handle PLACEHOLDER_EXPR.
28452         (gimplify_modify_expr_rhs, gimplify_variable_sized_compare): New fns.
28453         (gimplify_addr_expr, case VIEW_CONVERT_EXPR): New case.
28454         (gimplify_expr, case ARRAY_REF): Delete special case.
28455         Instead handle like COMPONENT_REF; also do ARRAY_RANGE_REF,
28456         IMAGPART, and REALPART the same way.
28457         (gimplify_expr, case VIEW_CONVERT_EXPR): New case.
28458         (gimplify_expr): Call gimplify_variable_sized_compare if applicable.
28459         Call alloc_stmt_list instead of build_empty_stmt.
28460         Deal with _REF that's volatile.
28461         (gimplify_type_sizes, gimplify_one_sizepos): New functions.
28462         (unshare_body, unvisit_body): New functions.
28463         (gimplify_body): Call them.
28464         * stmt.c (expand_stack_alloc): Don't expand TYPE_MAX_VALUE.
28465         * stor-layout.c (get_pending_sizes): Don't change SAVE_EXPR_CONTEXT.
28466         * tree-alias-common.c (get_alias_var): Also skip ARRAY_RANGE_REF.
28467         * tree-cfg.c (tree_node_can_be_shared): Treat ARRAY_RANGE_REF
28468         like ARRAY_REF.
28469         (verify_expr, case ADDR_EXPR): Use handled_component_p.
28470         * tree-dfa.c (get_virtual_var): Likewise.
28471         * tree-dump.c (dequeue_and_dump, case COMPONENT_REF, ARRAY_REF):
28472         New cases to dump new operands; likewise for ARRAY_RANGE_REF.
28473         * tree-eh.c (tree_could_trap, case ARRAY_RANGE_REF): Like ARRAY_REF.
28474         * tree-gimple.c (is_gimple_addr_expr_arg): Add ARRAY_RANGE_REF
28475         and INDIRECT_REF.
28476         (get_base_address): Use handled_component_p.
28477         * tree-gimple.h (gimplify_type_sizes, gimplify_one_sizepos): New.
28478         * tree-inline.c (walk_tree): Walk more things for types and decls.
28479         * tree-mudflap.c (mf_build_check_statement_for): Add new operands
28480         for ARRAY_REF and COMPONENT_REF.
28481         (mx_xform_derefs_1): Clean up usage of decl sizes.
28482         * tree-nested.c (build_addr): Use handled_component_p.
28483         (walk_stmts, case CATCH_EXPR): Add missing "break".
28484         (get_static_chain, get_frame_field): Add new operand for COMPONENT_REF.
28485         (finalize_nesting_tree_1): Likewise.
28486         (convert_nonlocal_reference, case ARRAY_RANGE_REF): Like ARRAY_REF
28487         and process additional operands.
28488         (convert_local_reference): Likewise.
28489         * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Treat
28490         ARRAY_RANGE_REF similarly to ARRAY_REF.
28491         * tree-pretty-print.c (dump_generic_node, case QUAL_UNION_TYPE): Handle
28492         like RECORD_TYPE.
28493         (dump_generic_node, case COMPONENT_REF): Print offset operand.
28494         (dump_generic_node, case ARRAY_RANGE_REF): Treat like ARRAY_REF
28495         and print lower bound and element size for both.
28496         (op_prio, case ARRAY_RANGE_REF): Like ARRAY_REF.
28497         * tree-sra.c (csc_build_component_ref): Add new operand.
28498         (scalarize_call_expr): Use get_base_address.
28499         * tree-ssa-ccp.c (widen_bitfield): Clean up size handling.
28500         (maybe_fold_offset_to_array_ref): Rework to handle input having an
28501         ARRAY_REF, refine handling of lower bound, and add new operands
28502         for ARRAY_REF.
28503         (maybe_fold_to_component_ref): Add new operand for COMPONENT_REF.
28504         (maybe_fold_stmt_indirect): Only fold *&B to B if types match.
28505         (maybe_fold_stmt_addition): Only handle constant lower bound.
28506         * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
28507         Treat ARRAY_REF and ARRAY_RANGE_REF the same; look at extra operands.
28508         Look at new offset operand of COMPONENT_REF.
28509         * tree-ssa.c (set_is_used): Use handled_component_p.
28510         * tree.c (substitute_in_expr, case COMPONENT_REF): Add new operand.
28511         (stabilize_reference, case COMPONENT_REF): Likewise.
28512         (stabilize_reference, case ARRAY_RANGE_REF, ARRAY_REF): Similarly.
28513         (recompute_tree_invariant_for_addr_expr): Completely rework to
28514         be more precise.  Also set TREE_SIDE_EFFECTS.
28515         (build1_stat, case ARRAY_EXPR): Don't handle TREE_SIDE_EFFECTS here.
28516         (build2_stat, build3_stat, build4_stat): For references,
28517         propagate TREE_THIS_VOLATILE.
28518         (get_unwidened): Add new operand for COMPONENT_REF.
28519         (get_narrower): Likewise; use host_integerp for DECL_SIZE.
28520         * tree.def (COMPONENT_REF): Add new operand.
28521         (ARRAY_REF, ARRAY_RANGE_REF): Add two new operands.
28522         * tree.h (array_ref_element_size, array_ref_low_bound): New decls.
28523         (component_ref_field_offset): Likewise.
28524         * config/alpha/alpha.c (alpha_va_start): Add new op for COMPONENT_REF.
28525         (alpha_gimplify_va_arg): Likewise.
28526         * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
28527         * config/i860/i860.c (i860_va_start, i860_va_arg): Likewise.
28528         * config/iq2000/iq2000.c (iq2000_va_arg): Likewise.
28529         * config/mips/mips.c (mips_va_start, mips_va_arg): Likewise.
28530         * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
28531         Likewise.
28532         * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
28533         * config/sh/sh.c (sh_va_start, sh_va_arg): Likewise.
28534         * config/stormy16/stormy16.c (xstormy1_expand_builin_va_start):
28535         Likewise.
28536         (xstormy16_expand_builtin_va_arg): Likewise.
28537         * config/xtensa/xtensa.c (xtensa_va_start, xtensa_va_arg): Likewise.
28538         * objc/objc-act.c (generate_static_references): Likewise.
28539         (generate_strings, build_method_prototype_list_template): Likewise.
28540         (generate_protocol_list): Likewise.
28542 2004-06-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
28544         PR rtl-optimization/14782
28545         * pa.c (emit_move_sequence): Use SFmode for 4-byte modes when doing
28546         the address checks for secondary reloads for loads from and stores
28547         to floating-point registers.
28548         * pa.h (EXTRA_CONSTRAINT, case T): Use SFmode for 4-byte modes
28549         in the address check.  Move work around for ELF32 targets to
28550         GO_IF_LEGITIMATE_ADDRESS.
28551         (GO_IF_LEGITIMATE_ADDRESS): Require constant offsets to be
28552         correctly aligned for DImode loads and stores.  Don't allow long
28553         SFmode displacements on ELF32.
28555 2004-06-21  Richard Henderson  <rth@redhat.com>
28557         PR rtl-opt/16114
28558         * cse.c (merge_equiv_classes): Also rehash in response to
28559         delete_reg_equiv changes.
28560         (rehash_using_reg): Don't exclude REGs from rehashing.
28562 2004-06-21  Richard Henderson  <rth@redhat.com>
28564         * c-common.def (RETURN_STMT): Remove.
28565         * c-common.h (RETURN_STMT_EXPR): Remove.
28566         (c_expand_return, build_return_stmt): Remove.
28567         (c_common_stmt_codes): Remove RETURN_STMT.
28568         * c-dump.c (dump_next_stmt): Remove.
28569         (c_dump_tree): Remove RETURN_STMT.
28570         * c-decl.c (finish_function): Use c_finish_return.
28571         * c-parse.in (stmt): Likewise.
28572         * c-gimplify.c (gimplify_return_stmt): Remove.
28573         (c_gimplify_expr): Remove RETURN_STMT.
28574         * c-pretty-print.c (pp_c_statement): Likewise.
28575         * c-semantics.c (build_return_stmt): Remove.
28576         * c-tree.h (c_finish_return): Declare.
28577         * c-typeck.c (c_finish_return): Rename from c_expand_return.
28578         Return void.  Build RETURN_EXPR directly.
28579         * tree-dump.h (dump_next_stmt): Remove.
28581 2004-06-21  Zack Weinberg  <zack@codesourcery.com>
28583         * c-decl.c (start_function): Don't call make_decl_rtl.  Don't
28584         look at TREE_ADDRESSABLE of symbol name.
28586 2004-06-21  Kelley Cook  <kcook@gcc.gnu.org>
28588         PR target/15551
28589         * config/i386/i386.md: Change UNSPEC_STACK_PROBE to UNSPECV_STACK_PROBE.
28590         (allocate_stack_worker): Make unspec_volatile.
28591         (allocate_stack_worker_rex64): Likewise.
28592         (allocate_stack_worker_postreload): Likewise.
28593         (allocate_stack_worker_rex64_postreload): Likewise.
28595 2004-06-21  Daniel Berlin  <dberlin@dberlin.org>
28597         Fix PR optimization/15982
28598         * tree-ssa-pre.c: Update a few comments and todos to
28599         reflect constants change.
28600         (get_value_handle): Constants now value number to themselves.
28601         (lookup): Constants lookup to themselves.
28602         (add_to_value): Adjust to always be on.
28603         (set_contains_value): Adjust for constants change.
28604         (find_leader): Ditto.
28605         (phi_translate): 'r' nodes are never ANTIC right now.
28606         (valid_in_set): Ditto.
28607         (get_expr_set): New function.
28608         (find_or_generate_expression): New function, broken out from
28609         insert_aux.
28610         (create_expression_by_pieces): Ditto, plus additional
28611         machinery to handle complex values.
28612         (compute_avail): Remove dead RETURN_EXPR handling.
28614 2004-06-21  Steven Bosscher  <stevenb@suse.de>
28616         * config/i386/i386.c: Include insn-codes.h
28617         * config/i386/i386.h (FLAGS_REG, FPSR_REG, DIRFLAG_REG): Don't
28618         define here.
28619         * config/i386/i386.md (BP_REG, SP_REG, FLAGS_REG, FPSR_REG,
28620         DIRFLAG_REG): New define_constants.  Use them everywhere.
28622 2004-06-21  Kaz Kojima  <kkojima@gcc.gnu.org>
28624         * config/sh/t-linux (MULTILIB_OPTIONS): Remove.
28626 2004-06-21  J"orn Rennecke <joern.rennecke@superh.com>
28628         * sh.h (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4): Conditionally define.
28629         (SUPPORT_SH4_SINGLE): Likewise.
28630         (TARGET_SWITCHES): Break out switches for cpu subtargets:
28631         (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E): Define.
28632         (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E): Likewise.
28633         (TARGET_SWITCH_SH4_SINGLE_ONLY, TARGET_SWITCH_SH4_SINGLE): Likewise.
28634         (TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4): Likewise.
28635         (TARGET_SWITCH_SH5_64MEDIA, TARGET_SWITCH_SH5_64MEDIA_NOFPU): Likewise.
28636         (TARGET_SWITCHES_SH5_32MEDIA): Likewise.
28637         (TARGET_SWITCHES_SH5_32MEDIA_NOFPU): Likewise.
28638         (SELECT_SH5_64, SELECT_SH5_64_NOFPU): Rename to:
28639         (SELECT_SH5_64MEDIA, SELECT_SH5_64MEDIA_NOFPU)
28640         (SELECT_SH5_32, SELECT_SH5_32_NOFPU): Rename to:
28641         (SELECT_SH5_32MEDIA, SELECT_SH5_32MEDIA_NOFPU).
28642         (SH_MULTILIB_CPU_DEFAULT, MULTILIB_DEFAULTS): Define.
28643         (ASM_ISA_SPEC_DEFAULT, ASM_ISA_DEFAULT_SPEC): Likewise.
28644         * sh64.h (ASM_SPEC, LINK_DEFAULT_CPU_EMUL): Don't redefine.
28645         (TARGET_DEFAULT): Likewise.
28646         * config/sh/t-elf: Amend comment.
28647         * config/sh/t-1e, config/sh/t-mlib-sh1: New files.
28648         * config/sh/t-mlib-sh2, config/sh/t-mlib-sh2e: Likewise.
28649         * config/sh/t-mlib-sh3, config/sh/t-mlib-sh3e: Likewise.
28650         * config/sh/t-mlib-sh4, config/sh/t-mlib-sh4-nofpu: Likewise.
28651         * config/sh/t-mlib-sh4-single: Likewise.
28652         * config/sh/t-mlib-sh4-single-only: Likewise.
28653         * config/sh/t-mlib-sh5-32media: Likewise.
28654         * config/sh/t-mlib-sh5-32media-nofpu: Likewise.
28655         * config/sh/t-mlib-sh5-64media: Likewise.
28656         * config/sh/t-mlib-sh5-64media-nofpu: Likewise.
28657         * config/sh/t-mlib-sh5-compact: Likewise.
28658         * config/sh/t-mlib-sh5-compact-nofpu: Likewise.
28659         * config/sh/t-sh: (MULTILIB_ENDIAN): Add mb.
28660         (MULTILIB_CPUS): Define.
28661         (MULTILIB_OPTIONS): Use MULTILIB_CPUS.
28662         (MULTILIB_MATCHES): Use some shell code to calculate it.
28663         (MULTILIB_EXCEPTIONS): Change to ml/m1.
28664         * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Use ASM_ISA_DEFAULT_SPEC.
28665         * config/sh/netbsd-elf.h: Update code which sets TARGET_VERSION_CPU.
28666         (LINK_DEFAULT_CPU_EMUL): Don't redefine.
28667         (NO_PROFILE_COUNTERS): Define to 1.
28668         * config/sh/t-netbsd (MULTILIB_OPTIONS): Don't append to.
28669         (MULTILIB_DIRNAMES, MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Don't zap.
28670         * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Don't redefine.
28671         (MULTILIB_MATCHES): Don't zap.
28672         (MULTILIB_DIRNAMES): Use MULTILIB_RAW_DIRNAMES.
28673         * config/sh/t-sh64 (MULTILIB_OPTIONS): Don't redefine.
28674         (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Don't zap.
28675         (MULTILIB_RAW_DIRNAMES): Define.
28676         (MULTILIB_DIRNAMES): Use it.
28677         * config.gcc: Also set cpu_type / need_64bit_hwint for sh[be]*-*-*.
28678         (sh*linux configurations): Merge into:
28679         (sh*elf / sh*kaos configurations).  Support --with-endian, --with-cpu,
28680         --with-multilib-list options.  Support sh-superh-elf configuration.
28681         (sh*-netbsd*): Use SELECT_SH* macros.
28682         (supported_defaults): sh[123456ble]-*-* | sh-*-* support "cpu".
28683         Merge sh*-*-netbsd* configurations into sh-elf configurations.
28684         * config/sh/t-netbsd-sh5, config/sh/t-be, config/sh/t-le: Delete.
28685         * config/sh/t-monolib: Likewise.
28687 2004-06-21  Paul Brook  <paul@codesourcery.com>
28689         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Soft-float need
28690         not imply FPA.
28692 2004-06-21  Roger Sayle  <roger@eyesopen.com>
28694         * fold-const.c (operand_equal_p): Pass flags in recursive calls for
28695         binary and relational operations.  Add support for TRUTH_ANDIF_EXPR,
28696         TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR.
28697         * tree.c (commutative_tree_code): Also list UNORDERED_EXPR,
28698         ORDERED_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR
28699         and TRUTH_XOR_EXPR.
28701 2004-06-21  Paolo Bonzini  <bonzini@gnu.org>
28703         * rtlanal.c (may_trap_p): Mark LTGT as trapping.
28705 2004-06-21  Joseph S. Myers  <jsm@polyomino.org.uk>
28707         * tree-alias-common.h (struct tree_alias_ops): Change ip and
28708         ip_partial to unsigned int.
28710 2004-06-21  Richard Henderson  <rth@redhat.com>
28712         * c-common.c (verify_sequence_points): Export.
28713         (c_expand_expr_stmt): Move to c-typeck.c.
28714         * c-common.h (c_expand_expr_stmt): Remove.
28715         (verify_sequence_points): Declare.
28716         * c-mudflap.c (mflang_flush_calls): Use c_finish_expr_stmt.
28717         * c-parse.in (for_init_stmt, stmt): Likewise.
28718         * c-tree.h (c_finish_expr_stmt): Declare.
28719         (c_tree_expr_nonnegative_p): Remove.
28720         * c-typeck.c (c_tree_expr_nonnegative_p): Remove.
28721         (build_conditional_expr, build_binary_op): Use tree_expr_nonnegative_p.
28722         (emit_side_effect_warnings): New.
28723         (c_finish_expr_stmt): Rename from c_expand_expr_stmt.  Use it.
28724         (c_finish_stmt_expr): Work without EXPR_STMT.  Handle eh regions.
28725         Use emit_side_effect_warnings.
28726         (push_cleanup): Copy STATEMENT_LIST_STMT_EXPR.
28727         * fold-const.c (tree_expr_nonnegative_p): Handle TARGET_EXPR.
28728         * gimplify.c (gimplify_modify_expr): Don't discard TARGET_EXPR
28729         with void initializer.
28730         (gimplify_target_expr): Handle void BIND_EXPR initializer.
28731         * tree-inline.c (estimate_num_insns_1): Fix type lookup for
28732         INIT_EXPR and MODIFY_EXPR.
28733         * objc/objc-act.c (build_module_descriptor): Use add_stmt
28734         instead of c_expand_expr_stmt.
28736 2004-06-21  Paolo Bonzini  <bonzini@gnu.org>
28738         * fold-const.c (fold_cond_expr_with_comparison):
28739         New function, extracted from fold.
28740         (fold): Extract code to fold A op B ? A : C, use
28741         it to fold A op B ? C : A.  Really optimize
28742         A & N ? N : 0 where N is a power of two.  Avoid
28743         relying on canonicalization and recursion for
28744         foldings of COND_EXPR to happen.
28746 2004-06-20  David Ayers  <d.ayers@inode.at>
28748         * objc/objc-act.h (get_object_reference): Rename to
28749         get_protocol_reference.
28750         (super_type): Rename to objc_super_type.
28751         (selector_type): Rename to objc_selector_type.
28752         (id_type): Rename to objc_id_type.
28753         (instance_type): Rename to objc_instance_type.
28754         (protocol_type): Rename to objc_protocol_type.
28755         (IS_ID): Update reference to id_type.
28756         * objc/objc-act.c (get_object_reference): Rename to
28757         get_protocol_reference; add documentation; update references to
28758         id_type.
28759         (lookup_method_in_protocol_list): Rename class_meth to
28760         is_class; add documentation.
28761         (finish_message_expr): Rename is_class to class_tree.
28762         (synth_module_prologue, objc_is_object_ptr, objc_build_exc_ptr,
28763         next_sjlj_build_try_catch_finally, objc_begin_catch_clause,
28764         build_next_objc_exception_stuff, get_arg_type_list,
28765         build_objc_method_call): Update references to id_type.
28766         (synth_module_prologue, build_objc_symtab_template,
28767         build_selector_reference_decl, build_selector,
28768         build_selector_translation_table, build_typed_selector_reference,
28769         get_arg_type_list, synth_self_and_ucmd_args, get_arg_type_list,
28770         synth_self_and_ucmd_args): Update references to selector_type.
28771         (build_private_template, build_ivar_reference): Update references
28772         to instance_type.
28773         (synth_module_prologue, build_protocol_reference,
28774         build_protocol_expr, start_protocol): Update references to
28775         protocol_type.
28776         (synth_module_prologue, get_arg_type_list, build_objc_method_call):
28777         Update references to super_type.
28778         * c-parse.in: (typespec_nonreserved_nonattr): Update
28779         references to get_object_reference.
28780         * objc/objc-tree.def: Add C mode identifier sequence.
28782 2004-06-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
28784         * loop-invariant.c: New file.
28785         * Makefile.in (loop-invariant.o): New.
28786         * cfgloop.h (global_cost_for_size, init_set_costs,
28787         move_loop_invariants): Declare.
28788         * cfgloopanal.c (seq_cost, init_set_costs, global_cost_for_size): New
28789         functions.
28790         (avail_regs, res_regs, small_cost, pres_cost, spill_cost): New
28791         variables.
28792         * common.opt (floop-optimize2, fmove-loop-invariants): New options.
28793         * loop-init.c (loop_optimizer_init): Call init_set_costs.
28794         * passes.c (rest_of_handle_loop2): Call move_loop_invariants.
28795         (rest_of_compilation): Check flag_loop_optimize2.
28796         * toplev.c (process_options): Handle flag_loop_optimize2.
28797         * doc/invoke.texi (-floop-optimize2, -fmove-loop-invariants): Document.
28798         * doc/passes.texi (loop-invariant.c): Document.
28800 2004-06-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
28802         * tree-ssa-pre.c (compute_antic): Keep BB_VISITED flag zeroed.
28804 2004-06-20  Richard Henderson  <rth@redhat.com>
28806         * stmt.c (warn_if_unused_value): Add locus argument.
28807         * tree.h (warn_if_unused_value): Update decl.
28808         * c-typeck.c (internal_build_compound_expr): Update call.
28809         * c-gimplify.c (gimplify_expr_stmt): Likewise.
28811 2004-06-20  Andrew Pinski  <pinskia@physics.uc.edu>
28813         PR middle-end/16089
28814         * builtins.c (entry_of_function): Move to ...
28815         * cfgrtl.c (entry_of_function): Here and make non-static.
28816         * integrate.c (emit_initial_value_sets): Use entry_of_function.
28817         * rtl.h (entry_of_function): Prototype.
28819 2004-06-20  Roger Sayle  <roger@eyesopen.com>
28821         * config/i386/i386.c (pentium4_cost): Increase "lea" cost from 1 to 3.
28822         (ix86_rtx_costs) <ASHIFT, PLUS>: Consider ix86_cost->lea even when
28823         TARGET_DECOMPOSE_LEA.
28825 2004-06-20  Richard Henderson  <rth@redhat.com>
28827         * c-common.h (add_decl_stmt): Move to cp-tree.h.
28828         * c-decl.c (finish_decl): Don't use add_decl_stmt.
28829         * c-parse.in: Likewise.
28830         * c-gimplify.c (gimplify_expr_stmt): Don't build CLEANUP_POINT_EXPR.
28831         (gimplify_c_loop, gimplify_return_stmt, gimplify_decl_stmt): Likewise.
28832         * c-semantics.c (add_decl_stmt): Move to cp/semantics.c.
28834 2004-06-20  Richard Henderson  <rth@redhat.com>
28836         * c-common.def (IF_STMT, CLEANUP_STMT): Move to cp-tree.def.
28837         * c-common.h (IF_COND, THEN_CLAUSE, ELSE_CLAUSE, CLEANUP_BODY,
28838         CLEANUP_EXPR, CLEANUP_DECL): Move to cp-tree.h.
28839         (c_common_stmt_codes): Remove IF_STMT, CLEANUP_STMT.
28840         * c-dump.c (c_dump_tree): Move IF_STMT, CLEANUP_STMT to cp_dump_tree.
28841         * c-pretty-print.c (pp_c_statement): Similarly.
28842         * c-gimplify.c (gimplify_cleanup_stmt, gimplify_cleanup_stmts,
28843         gimplify_if_stmt): Move to cp-gimplify.c.
28844         (c_genericize, c_gimplify_expr): Don't call them.
28845         * c-semantics.c (push_cleanup): Move to cp/semantics.c.
28846         * c-typeck.c (push_cleanup): New.
28847         (c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_finish_else,
28848         c_finish_if_stmt): Use COND_EXPR.
28849         * tree.h (CLEANUP_EH_ONLY): Update documentation.
28851 2004-06-20  Zack Weinberg  <zack@codesourcery.com>
28853         * c-common.h (has_c_linkage): New interface.
28854         * c-cppbuiltin.c: Include target.h.
28855         (c_cpp_builtins): Define __PRAGMA_REDEFINE_EXTNAME and
28856         __PRAGMA_EXTERN_PREFIX when appropriate.
28857         * c-pragma.c: Include target.h.
28858         Document clarified semantics of symbol-renaming #pragmas.
28859         (handle_pragma_redefine_extname, handle_pragma_extern_prefix)
28860         (maybe_apply_renaming_pragma): Rewrite according to clarified
28861         semantics.  Always recognize, but do not necessarily execute.
28862         (init_pragma): Unconditionally register symbol-renaming pragmas.
28863         * system.h: Poison HANDLE_PRAGMA_REDEFINE_EXTNAME
28864         and HANDLE_PRAGMA_EXTERN_PREFIX.
28865         * target.h (struct gcc_target): Add handle_pragma_redefine_extname
28866         and handle_pragma_extern_prefix flags.
28867         * target-def.h: Add defaults for TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME
28868         and TARGET_HANDLE_PRAGMA_EXTERN_PREFIX.
28869         * Makefile.in (c-pragma.o, c-cppbuiltin.o): Update dependencies.
28870         * config/sol2.h: Define TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME,
28871         not HANDLE_PRAGMA_REDEFINE_EXTNAME.
28872         (TARGET_OS_CPP_BUILTINS): No need to define __PRAGMA_REDEFINE_EXTNAME.
28873         (TRANSFER_FROM_TRAMPOLINE): Prototype mprotect.
28874         * config/alpha/osf.h: Define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX,
28875         not HANDLE_PRAGMA_EXTERN_PREFIX.
28876         (TARGET_OS_CPP_BUILTINS): No need to define __PRAGMA_EXTERN_PREFIX.
28877         * doc/extend.texi (Solaris Pragmas, Tru64 Pragmas): Combine
28878         into one section "Symbol-Renaming Pragmas"; clarify; document
28879         adjusted semantics.
28881         * builtins.c (expand_builtin): Do not issue error for a builtin
28882         with no special case code and no DECL_ASSEMBLER_NAME; just do the
28883         library call.
28884         * c-decl.c (builtin_function): Don't call make_decl_rtl.
28885         * c-objc-common.c (has_c_linkage): Stub implementation.
28886         * cgraphunit.c (cgraph_expand_function)
28887         (cgraph_remove_unreachable_nodes): Don't clear DECL_ARGUMENTS.
28889 2004-06-19  Roger Sayle  <roger@eyesopen.com>
28891         * builtins.c (fold_builtin_unordered_cmp): Take an EXP argument
28892         instead of both an ARGLIST and a result TYPE.  Handle these C99
28893         comparison functions as "polymorphic" builtins.  Also handle
28894         lowering of BUILT_IN_ISUNORDERED to an UNORDERED_EXPR tree node.
28895         (fold_builtin_1): Update calls to fold_builtin_unordered_cmp.
28896         Move handling of BUILT_IN_ISUNORDERED from here to there.
28898 2004-06-19  Richard Henderson  <rth@redhat.com>
28900         * c-common.c, c-common.h (lang_gimplify_stmt): Remove.
28901         * c-gimplify.c: Remove unnecessary prototypes.
28902         (c_gimplify_stmt): Merge into ...
28903         (c_gimplify_expr): ... here.  Don't play with prep_stmt.
28904         * c-semantics.c (prep_stmt): Remove.
28905         * gimplify.c (annotate_one_with_locus): Break out from ...
28906         (annotate_all_with_locus): ... here.
28907         (gimplify_expr): Add locus to expressions even if pre/post queues
28908         are not present.
28910 2004-06-19  Richard Henderson  <rth@redhat.com>
28912         PR target/15941
28913         * function.c (assign_parms): If not padding upward or intentionally
28914         forcing upward padding, take offset_rtx into account when determining
28915         the alignment for stack_parm.
28917 2004-06-19  Richard Henderson  <rth@redhat.com>
28919         PR target/15550
28920         * ifcvt.c (noce_try_move): Recognize all generated instructions.
28922 2004-06-19  Jan Hubicka  <jh@suse.cz>
28924         * function.c (free_after_compilation): Do not free computed_goto_common*.
28925         * function.h (struct function): Kill computed_goto_common*.
28926         * stmt.c (expand_computed_goto): Do not commonize the computed gotos.
28927         * tree-cfg.c (disband_implicit_edges): Do not forward across the
28928         commonized computed goto.
28930 2004-06-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
28932         * doc/invoke.texi: Remove obsolete comment regarding PA 2.0 support
28933         in binutils.
28935 2004-06-19  Andrew Pinski  <apinski@apple.com>
28937         PR c++/15721
28938         * toplev.c (wrapup_global_declarations): Do not check
28939         TREE_SYMBOL_REFERENCED of the DECL_ASSEMBLER_NAME but check
28940         cgraph_varpool_node's needed field.
28942 2004-06-19  Jan Hubicka  <jh@suse.cz>
28943             Steven Bosscher  <stevenb@suse.de>
28945         CFG transparent RTL expansion:
28946         * Makefile.in (cfgexpand.o): New object file.
28947         (builtins.o): Add dependency on basic-block.h
28948         * builtins.c: Include basic-block.h
28949         (entry_of_function): New function.
28950         (expand_builtin_apply_args, expand_builtin_saveargs): Use it.
28951         * cfgexpand.c: New file.
28952         * expr.c (execute_expand, pass_expand): Kill.
28953         * pass.c (rest_of_compilation): Do not build CFG unless called from
28954         coverage code.
28955         * tree-cfg.c (delete_tree_cfg): Rename to..
28956         (delete_tree_cfg_annotations): ... this one; Do not remove the CFG itself.
28957         * tree-flow.h (delete_tree_cfg_annotations): Declare.
28958         (dleete_tree_cfg): Kill.
28959         * tree-optimize.c (execute_rebuild_bind, pass_rebuild_bind): Kill.
28960         (execute_del_cfg): Rename to...
28961         (execute_free_datastructures): This one...
28962         (pass_del_cfg): Rename to...
28963         (pass_free_datastructures): ... this one; Do not kill PROP_cfg.
28964         (init_tree_optimization_passes): Make cfg build and profiling to happen
28965         unconditionally.
28967 2004-06-19  Steven Bosscher  <stevenb@suse.de>
28969         * tree-mudflap.c (mf_decl_cache_locals): Skip labels before
28970         inserting the cache variables.
28972         * tree-mudflap.c: Include headers to make basic_block available.
28973         Move functions around such that related functions are near each
28974         other.  Add prototypes for all static functions.  Add comments
28975         briefly explaining what IR the mudflap1 and mudflap2 work on and
28976         what they do.
28977         (mudflap_function_decls): Rename to execute_mudflap_function_decls.
28978         (mudflap_function_ops): Rename to execute_mudflap_function_ops.
28979         (pass_mudflap_1, pass_mudflap_2): Update.
28980         (mf_decl_cache_locals): Make it work on the CFG instead of the saved
28981         function tree.
28982         (mf_build_check_statement_for): Make it work on the CFG.
28983         (mf_xform_derefs_1): Likewise.  Cleanup code style.
28984         (mf_xform_derefs): Likewise.
28986 2004-06-19  Jan Hubicka  <jh@suse.cz>
28988         * tree-cfg.c (label_to_block): Invent the label destination for
28989         undefined labels.
28990         (cleanup_dead_labels): Update table in the case label_to_block added
28991         new label.
28993 2004-06-18  Richard Henderson  <rth@redhat.com>
28995         PR c++/16036
28996         * gimple-low.c (lower_function_body): Generate return statement for
28997         fall off the end of the function here ...
28998         * tree-cfg.c (make_edges): ... instead of here.
28999         * gimplify.c (gimplify_return_expr): Mark return temp TREE_NO_WARNING.
29001 2004-06-18  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
29003         * tree-ssa.c (raise_value): Removed.
29004         (get_eq_name, check_phi_redundancy): New functions.
29005         (kill_redundant_phi_nodes): Use standard ssa minimalization algorithm.
29007 2004-06-18  Roger Sayle  <roger@eyesopen.com>
29009         * fold-const.c (fold) <UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR,
29010         UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR>: Add
29011         constant folding for unordered comparison tree nodes.  If both
29012         operands are real constants, call fold_relational_const.  If either
29013         operand is a NaN, evaluate the other for side-effects and return a
29014         constant.  Optimize (double)float1 CMP (double)float2 into the
29015         equivalent float1 CMP float2.
29016         (nondestructive_fold_binary_to_constant) <UNORDERED_EXPR,
29017         ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR,
29018         LTGT_EXPR>: Call fold_relational_const for constant operands.
29019         (fold_relational_const): Add support for unordered comparison tree
29020         nodes.  Don't constant fold "ordered" floating point comparisons
29021         against NaN if when flag_trapping_math is set.
29023 2004-06-19  Jakub Jelinek  <jakub@redhat.com>
29025         * fold-const.c (build_range_check): If !in_p and recursive call
29026         fails, exit immediately.  If high - low overflows and etype is
29027         a signed type, retry with unsigned etype.
29028         (merge_ranges): If !in0_p and !in1_p, handle even range2 adjacent
29029         to range1 at TYPE_MAX_VALUE and TYPE_MIN_VALUE.
29031 2004-06-18  Richard Henderson  <rth@redhat.com>
29033         * c-gimplify.c (gimplify_condition): Remove.
29034         (gimplify_c_loop, gimplify_if_stmt, gimplify_switch_stmt): Don't
29035         call it.
29037 2004-06-18  Richard Henderson  <rth@redhat.com>
29039         * tree-eh.c (decide_copy_try_finally): Fix scaling of copy and
29040         switch estimates.
29042 2004-06-18  Andrew Pinski  <pinskia@physics.uc.edu>
29044         * config/i386/darwin.h (HOT_TEXT_SECTION_NAME): Define.
29045         (NORMAL_TEXT_SECTION_NAME): Define.
29046         (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
29047         (SECTION_FORMAT_STRING): Define.
29049 2004-06-18  Steven Bosscher  <stevenb@suse.de>
29051         * config/xtensa/xtensa.c
29052         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
29053         * xtensa.md: Replace the old pipeline description with a DFA model.
29055 2004-06-18  Steven Bosscher  <stevenb@suse.de>
29056             Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29058         * config/s390/s390.md: Remove the generic pipeline description.
29059         * config/s390/2064.md: Make all insn reservations apply to
29060         the z900, g5 and g6.
29061         * config/s390/s390.c (s390_use_dfa_pipeline_interface): Remove.
29062         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
29063         Define to hook_int_void_1.
29064         (s390_adjust_cost): Cleanup.  Don't check address dependency here.
29065         (s390_first_cycle_multipass_dfa_lookahead): Always return 4.
29067 2004-06-18  Daniel Berlin  <dberlin@dberlin.org>
29068                         Diego Novillo  <dnovillo@redhat.com>
29070         * tree-dfa.c (create_var_ann): tree_ann -> tree_ann_t.
29071         (create_stmt_ann): Ditto.
29072         (create_tree_ann): New function.
29073         (create_cst_ann): Remove.
29074         (create_expr_ann): Ditto.
29076         * tree-flow-inline.h (cst_ann): Remove.
29077         (get_cst_ann): Ditto.
29078         (get_expr_ann): Ditto.
29079         (expr_ann): Ditto.
29080         (get_tree_ann): New function.
29081         (tree_ann): Ditto.
29082         (ann_type): tree_ann -> tree_ann_t.
29083         * tree-flow.h (tree_ann_type): CST_ANN, EXPR_ANN removed.
29084         (struct cst_ann_d): Removed.
29085         (struct expr_ann_d): Ditto.
29086         (union tree_ann_d): Removed cst and expr.
29087         (tree_ann): Renamed to tree_ann_t.
29088         * tree-ssa-ccp.c (set_rhs): tree_ann -> tree_ann_t.
29089         * tree-ssa-pre.c (get_value_handle): Rewrite for single common
29090         annotation.
29091         (set_value_handle): Ditto.
29092         (phi_translate): Ditto.
29093         * tree-tailcall.c (adjust_return_value): tree_ann -> tree_ann_t.
29095 2004-06-18  Kaz Kojima  <kkojima@gcc.gnu.org>
29097         * config/sh/t-linux64: New file.
29098         * config.gcc: Add it to tmake_file for sh64*-*-linux*.
29100 2004-06-18  Paolo Bonzini  <bonzini@gnu.org>
29102         * emit-rtl.c (unshare_all_rtl_1): New name of unshare_all_rtl.
29103         (unshare_all_rtl_again): Call unshare_all_rtl_1.
29104         (unshare_all_rtl): New.
29105         * function.c (instantiate_virtual_regs): Remove parameters.
29106         * function.h (instantiate_virtual_regs): Add prototype.
29107         * rtl.h (unshare_all_rtl): Add prototype.
29108         * tree.h (instantiate_virtual_regs, unshare_all_rtl): Remove
29109         prototype.
29110         * passes.c: Remove assertions on the parameters to
29111         rest_of_handle_* functions.  Remove the parameters to
29112         the functions, replacing decl with current_function_decl
29113         and insns with get_insns ().
29115 2004-06-17  Roger Sayle  <roger@eyesopen.com>
29117         * fold-const.c (constant_boolean_node): Handle boolean_type_node
29118         directly, return either boolean_true_node or boolean_false_node.
29120 2004-06-18  Kelley Cook  <kcook@gcc.gnu.org>
29122         * opts.sh: Delete.  Break out generated code to next four files.
29123         * opt-gather.awk: New file.
29124         * optc-gen.awk: New file.
29125         * opth-gen.awk: New file.
29126         * opt-functions.awk: New common file.
29127         * Makefile.in: Update for above.
29128         * configure.ac: Update comment.
29129         * configure: Regenerate.
29131 2004-06-17  Richard Henderson  <rth@redhat.com>
29133         * c-common.c (flag_objc_sjlj_exceptions): New.
29134         * c-common.h (flag_objc_sjlj_exceptions): Declare.
29135         * c-opts.c (c_common_handle_option): Set it.
29136         (c_common_post_options): Handle interation of different
29137         objective-c exception and runtime switches.
29138         * c-decl.c (c_eh_initialized_p): New.
29139         (finish_decl): Use it instead of local eh_initialized_p.
29140         * c-parse.in (nested_function, notype_nested_function): Record
29141         the result of compstmt.
29142         (compstmt_or_error): Likewise.
29143         (compstmt): Don't add_stmt the result.
29144         (stmt): Don't return anything.  Rewrite objc try and sync rules.
29145         (objc_try_stmt, objc_catch_list): Remove.
29146         (objc_catch_block, objc_finally_block): Remove.
29147         (objc_catch_prefix, objc_catch_clause, objc_opt_catch_list): New.
29148         (objc_try_catch_clause, objc_finally_clause): New.
29149         (objc_try_catch_stmt): Rewrite.
29150         * c-tree.h (c_eh_initialized_p): Declare.
29151         * c-opt (fobjc-sjlj-exceptions): New.
29152         * except.c (output_function_exception_table): Don't call cgraph
29153         on non-decls.
29154         * objc/objc-act.c (UTAG_EXCDATA_VAR, UTAG_CAUGHTEXC_VAR,
29155         UTAG_RETHROWEXC_VAR, UTAG_EVALONCE_VAR, struct val_stack,
29156         catch_count_stack, exc_binding_stack, if_nesting_count,
29157         blk_nesting_count, objc_enter_block, objc_exit_block,
29158         objc_declare_variable, val_stack_push, val_stack_pop,
29159         objc_build_try_enter_fragment, objc_build_extract_expr,
29160         objc_build_try_exit_fragment, objc_build_extract_fragment,
29161         objc_build_try_prologue, objc_build_try_epilogue,
29162         objc_build_catch_stmt, objc_build_catch_epilogue,
29163         objc_build_finally_prologue, objc_build_finally_epilogue,
29164         objc_build_try_catch_finally_stmt, objc_build_synchronized_prologue,
29165         objc_build_synchronized_epilogue): Remove.
29166         (objc_create_temporary_var, struct objc_try_context, cur_try_context,
29167         objc_eh_runtime_type, objc_init_exceptions, objc_build_exc_ptr,
29168         next_sjlj_build_try_exit, next_sjlj_build_enter_and_setjmp,
29169         next_sjlj_build_exc_extract, next_sjlj_build_catch_list,
29170         next_sjlj_build_try_catch_finally, objc_begin_try_stmt,
29171         objc_begin_catch_clause, objc_finish_catch_clause,
29172         objc_build_finally_clause, objc_finish_try_stmt,
29173         objc_build_synchronized): New.
29174         (objc_is_object_id, objc_is_class_id): New.
29175         (objc_comptypes): Use them.
29176         (build_next_objc_exception_stuff): Break NeXT sjlj out from
29177         build_objc_exception_stuff.
29178         (synth_module_prologue): Update to match.
29179         (objc_build_throw_stmt): Use cur_try_context to decide if
29180         we're in a @catch.
29181         * objc/objc-act.h: Update prototypes.
29182         (OCTI_EXCEPTION_BLK_STACK, objc_exception_block_stack): Remove.
29184 2004-06-17  Andrew Pinski <apinski@apple.com>
29186         * c-typeck.c (tagged_types_tu_compatible_p <case UNION_TYPE>):
29187         Use TYPE_FIELDS instead of TYPE_VALUES.
29189 2004-06-17  Jason Merrill  <jason@redhat.com>
29191         PR c++/16015
29192         * gimplify.c (gimplify_target_expr): Handle void initializer.
29193         * expr.c (expand_expr_real_1) [TARGET_EXPR]: Likewise.
29194         * doc/c-tree.texi (Expression trees): Update TARGET_EXPR
29195         and AGGR_INIT_EXPR.
29197 2004-06-17  Roger Sayle  <roger@eyesopen.com>
29199         * fold-const.c (fold_relational_const): Use constant_boolean_node.
29201 2004-06-17  Jan Hubicka  <jh@suse.cz>
29203         PR target/15433
29204         * i386.md (SSE SF cmov 0 splitter): The conditional is VOIDmode; fix
29205         operand numbering in the output template.
29206         (SSE DF cmov 0 splitter): The conditional is VOIDmode.
29208 2004-06-17  Jan Hubicka  <jh@suse.cz>
29210         * except.c (can_throw_internal): Recognize RESX expresisons.
29212 2004-06-17  Jan Hubicka  <jh@suse.cz>
29214         * cfgbuild.c (make_edges): Do not use label_value_list.
29215         (find_basic_blocks_1): Do not collect label_value_list.
29216         (find_sub_basic_blocks): Update call of make_edges.
29218 2004-06-17  Andrew MacLeod  <amacleod@redhat.com>
29220         * tree-cfg.c (tree_make_forwarder_block): Use SET_PHI_RESULT.
29221         * tree-flow-inline.h (get_use_op_ptr): Return a use_operand_p.
29222         (get_use_from_ptr, get_def_from_ptr): New.  Return operand pointers.
29223         (get_def_op_ptr): Return a def_operand_p instead of a 'tree *'.
29224         (get_v_may_def_result_ptr): Return a def_operand_p.
29225         (get_v_may_def_op_ptr, get_vuse_op_ptr): Return a use_operand_p.
29226         (get_v_must_def_op_ptr): Return a def_operand_p.
29227         (get_phi_result_ptr): New.  Return a pointer to the result of a PHI.
29228         (get_phi_arg_def_ptr): New.  Return a pointer to an argument of a PHI.
29229         (phi_element_for_edge): Remove.
29230         * tree-flow.h (propagate_value, replace_exp): Change prototype.
29231         (propagate_tree_value): Add new prototype.
29232         (phi_element_for_edge): Remove prototype.
29233         * tree-into-ssa.c (mark_def_sites): Use new operand types.
29234         (prepare_operand_for_rename): Split into two functions.
29235         (prepare_use_operand_for_rename): Prepare use operands.
29236         (prepare_def_operand_for_rename): Prepare def operands.
29237         (rewrite_stmt): Use new operand types.
29238         (rewrite_operand): Use new operand types, change parameter type.
29239         * tree-outof-ssa.c (replace_variable): Split into two functions.
29240         (replace_use_variable): Rewrite uses.
29241         (replace_def_variable): Rewrite defs.
29242         (rewrite_trees, rewrite_vars_out_of_ssa): Use new operand types.
29243         * tree-phinodes.c (make_phi_node, resize_phi_node): Use new types.
29244         (add_phi_arg, remove_phi_arg_num): Use new operand types.
29245         * tree-ssa-ccp.c (substitute_and_fold): Use new operand types.
29246         (ccp_fold, replace_uses_in): Use new operand types.
29247         * tree-ssa-copy.c (replace_ssa_names): Rename to replace_ssa_names_ann
29248         and no longer set the value, change parameter type.
29249         (replace_exp_1): Use new operand types.
29250         (propagate_value): Change parameter type, use new operand types.
29251         (propagate_tree_value): Propagate_value without SSA operands.
29252         (replace_exp, cprop_operand, cprop_into_stmt): Use new operand types.
29253         (cprop_into_successor_phis): Use new operand types.
29254         * tree-ssa-dom.c (thread_across_edge): Use new operand types.
29255         (eliminate_redundant_computations): Use new operand types.
29256         * tree-ssa-dse.c (fix_phi_uses): Use new operand_types.
29257         (fix_stmt_v_may_defs): Use new operand_types.
29258         * tree-ssa-live.c (create_ssa_var_map): Use new operand_types.
29259         (build_tree_conflict_graph): Use new operand_types.
29260         * tree-ssa-loop.c (duplicate_blocks): Use PHI_ARG_DEF_FROM_EDGE.
29261         * tree-ssa-operands.c (struct freelist_d): Remove.
29262         (check_optype_freelist, add_optype_freelist): Remove.
29263         (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
29264         allocate_vuse_optype, allocate_v_must_def_optype): Call ggc_alloc.
29265         (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
29266         Call ggc_free instead of add_optype_freelist.
29267         (init_ssa_operands, fini_ssa_operands): Remove free list code.
29268         (finalize_ssa_defs, finalize_ssa_uses): Set new use/def operands.
29269         * tree-ssa-operands.h (struct def_optype_d): Change underlying type.
29270         (struct use_optype_d): Change underlying type.
29271         (def_operand_p, use_operand_p): New types for pointers to operands.
29272         (USE_OP, DEF_OP, V_MAY_DEF_RESULT, V_MAY_DEF_OP, VUSE_OP,
29273         V_MUST_DEF_OP): Use new pointer type instead of dereferencing directly.
29274         (USE_FROM_PTR, DEF_FROM_PTR): New macros to "dereference" operand
29275         pointer types.
29276         (SET_USE, SET_DEF): New macros to set operands from their pointer.
29277         (SET_USE_OP, SET_DEF_OP, SET_V_MAY_DEF_RESULT, SET_V_MAY_DEF_OP,
29278         SET_VUSE_OP, SET_V_MUST_DEF_OP): New SET routines for operands.
29279         (PHI_RESULT_PTR, PHI_RESULT, SET_PHI_RESULT): Macros to manage the
29280         PHI result as an operand.
29281         (PHI_ARG_DEF_PTR, PHI_ARG_DEF, SET_PHI_ARG_DEF, PHI_ARG_DEF_FROM_EDGE,
29282         PHI_ARG_DEF_PTR_FROM_EDGE): Macros to manage the PHI arguments.
29283         * tree-ssa-pre.c (eliminate): Call propagate_tree_value.
29284         * tree-tailcall.c (independent_of_stmt_p, propagate_through_phis): Use
29285         PHI_ARG_DEF_FROM_EDGE.
29286         * tree.h (PHI_RESULT): Renamed to PHI_RESULT_TREE.
29287         (PHI_ARG_DEF): Renamed to PHI_ARG_DEF_TREE.
29289 2004-06-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
29291         PR tree-optimization/15991
29292         * tree-cfg.c (tree_block_label): Export.
29293         * tree-flow-inline.h (bsi_after_labels): New function.
29294         * tree-flow.h (bsi_after_labels, tree_block_label): Declare.
29295         * tree-ssa.c (propagate_into_addr): New function.
29296         (replace_immediate_uses): Handle propagation of pointer constants.
29297         (raise_value): Do not restrict propagation of pointer constants.
29298         * tree-ssanames.c (duplicate_ssa_name): New function.
29299         * tree.h (duplicate_ssa_name): Declare.
29301 2004-06-17  David Ayers  <d.ayers@inode.at>
29303         * c-parse.in: Unify Objective-C token names.
29305 2004-06-17  Zack Weinberg  <zack@codesourcery.com>
29307         Bug 14610
29308         * Makefile.in (min-insn-modes.o): Correct dependencies.
29309         * real.c (encode_ieee_extended, decode_ieee_extended): Always
29310         produce/consume 12-byte little-endian Intel format.
29311         (encode_ieee_extended_128, decode_ieee_extended_128): Delete.
29312         (encode_ieee_extended_motorola, decode_ieee_extended_motorola)
29313         (encode_ieee_extended_intel_96, decode_ieee_extended_intel_96)
29314         (encode_ieee_extended_intel_128, decode_ieee_extended_intel_128):
29315         New functions which convert between 12-byte little-endian Intel
29316         format and the desired format.
29317         (ieee_extended_motorola_format, ieee_extended_intel_96_round_53_format)
29318         (ieee_extended_intel_96_format, ieee_extended_intel_128_format):
29319         Update.
29321 2004-06-17  Zack Weinberg  <zack@codesourcery.com>
29323         * expmed.c (expand_mult_const): In sanity check, compare only
29324         the bits of val and val_so_far that are significant in the
29325         result mode.
29327 2004-06-17  Daniel Berlin  <dberlin@dberlin.org>
29329         * tree-ssa-pre.c: Update comments.
29330         (val_expr_pair_eq): Factor code from here.
29331         (expr_pred_trans_eq): and here.
29332         (expressions_equal_p): To here.
29333         (print_value_set): Print value for expression.
29334         (phi_trans_lookup): Rename some variables.
29335         (lookup): Ditto.
29336         (value_exists_in_set_bitmap): Ditto.
29337         (value_remove_from_set_bitmap): Ditto.
29338         (value_insert_into_set_bitmap): Ditto.
29340 2004-06-17  Ulrich Weigand  <uweigand@de.ibm.com>
29342         * config/s390/s390-modes.def (CCL3mode): New machine mode.
29343         * config/s390/s390.c (s390_match_ccmode_set): Support CCL3mode.
29344         (s390_alc_comparison, s390_slb_comparison): Likewise.
29345         (s390_branch_condition_mask): Likewise.
29346         * config/s390/s390.md ("*subdi3_cc2", "*subdi3_cconly2"): New.
29347         ("*subsi3_cc2", "*subsi3_cconly2"): New.
29349         * config/s390/s390.h (PREDICATE_CODE): Accept SIGN_EXTEND and
29350         ZERO_EXTEND for s390_alc_comparison and s390_slb_comparison.
29351         * config/s390/s390.c (s390_alc_comparison, s390_slb_comparison):
29352         Handle SIGN_EXTEND and ZERO_EXTEND.
29354         * config/s390/s390-protos.h (s390_expand_addcc): New prototype.
29355         * config/s390/s390.c (s390_expand_addcc): New function.
29356         * config/s390/s390.md ("adddicc", "addsicc"): New expanders.
29357         ("*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg"): New insns.
29358         ("sltu", "sgtu", "sleu", "sgeu"): New expanders.
29360 2004-06-17  Ben Elliston  <bje@au.ibm.com>
29362         * tree-alias-common.c: Add whitespace.
29363         * tree-inline.c: Correct comment about this file's purpose.
29364         * tree-optimize.c: Likewise.
29365         * tree-tailcall.c: Likewise.
29367         * tree-alias-ander.h: Add standard top-of-file comment.
29368         * tree-alias-common.h: Likewise.
29369         * tree-alias-type.h: Likewise.
29371 2004-06-16  Daniel Berlin  <dberlin@dberlin.org>
29373         * tree-ssa-pre.c (compute_avail): Value number uses as well.
29374         Strip useless type conversions.
29375         Casts have to be treated slightly different than normal unaries.
29377 2004-06-16  Richard Henderson  <rth@redhat.com>
29379         * c-common.def (COMPOUND_STMT): Remove.
29380         * c-common.c (finish_fname_decls): Don't look through it.
29381         * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
29382         * c-common.h (COMPOUND_BODY): Remove.
29383         (c_common_stmt_codes): Remove COMPOUND_STMT.
29384         * c-dump.c (c_dump_tree): Likewise.
29385         * c-gimplify.c (c_gimplify_stmt): Likewise.
29386         * c-pretty-print.c (pp_c_statement): Likewise.
29387         * tree.h (DECL_SAVED_TREE): Update commentary.
29388         * doc/c-tree.texi (ASM_EXPR): Rename from ASM_STMT.
29389         (CASE_LABEL_EXPR): Rename from CASE_LABEL.
29390         (GOTO_EXPR): Rename from GOTO_STMT.
29391         (GOTO_FAKE_P): Remove.
29392         (COMPOUND_STMT): Remove.
29393         (HANDLER): Update wrt COMPOUND_STMT.
29394         (STMT_EXPR): Likewise.
29395         (LABEL_EXPR): Rename from LABEL_STMT.
29396         (SCOPE_STMT): Remove.
29397         * objc/objc-act.c (objc_build_try_catch_finally_stmt): Don't look
29398         through COMPOUND_STMT.
29400 2004-06-16  Richard Henderson  <rth@redhat.com>
29402         * c-common.h (c_begin_if_stmt, c_begin_while_stmt,
29403         c_finish_while_stmt_cond): Remove decls.
29404         * c-parse.in (if_prefix): Don't save c_begin_if_stmt result.
29405         * c-typeck.c (c_begin_if_stmt): Return void.
29406         (c_begin_else): Tidy.  Save stmt_count.
29407         * c-tree.h (c_begin_if_stmt): Update decl.
29409         * objc/objc-act.c (objc_build_try_enter_fragment,
29410         objc_build_extract_fragment, objc_build_try_epilogue,
29411         objc_build_catch_stmt, objc_build_catch_epilogue,
29412         objc_build_finally_prologue, objc_build_finally_epilogue): Update
29413         for if builder function changes.
29415 2004-06-16  Ulrich Weigand  <uweigand@de.ibm.com>
29417         * config/s390/s390.c (struct machine_function): New member
29418         last_restore_gpr.
29419         (s390_frame_info): Add BASE_USED and RETURN_ADDR_USED parameters.
29420         Do not modify machine->save_return_addr_p or regs_ever_live.
29421         Fill in machine->last_restore_gpr.
29422         (s390_optimize_prolog): Use s390_frame_info to compute registers
29423         to save/restore, remove duplicated code.
29424         (s390_arg_frame_offset): Use s390_frame_info to compute frame
29425         size, remove duplicated code.
29426         (s390_emit_prologue): Adapt s390_frame_info call.  Update
29427         machine->save_return_addr_p and regs_ever_live.
29428         (s390_emit_epilogue): Use machine->last_restore_gpr instead of
29429         machine->last_save_gpr.
29431 2004-06-16  Richard Henderson  <rth@redhat.com>
29433         * c-parse.in (if_stmt_locus): Remove.
29434         (if_prefix): Increment stmt_count; pass it to c_finish_if_cond.
29435         (select_or_iter_stmt): Move empty if warnings to c-typeck.c.
29436         * c-typeck.c (if_elt): Sort by expected size.  Rename locus to
29437         empty_locus.  Add stmt_count, saw_else.
29438         (c_begin_if_stmt): Push if_stack here.
29439         (c_finish_if_cond): Rename from c_expand_end_cond.  Record stmt_count.
29440         (c_finish_then, c_finish_else): Record empty_locus.
29441         (c_begin_else): Rename from c_expand_start_else.  Record stmt_count.
29442         (c_finish_if_stmt): Rename from c_expand_end_cond.  Warn for empty
29443         if or else body.
29444         * c-tree.h: Update prototypes.
29446 2004-06-16  Steven Bosscher  <stevenb@suse.de>
29448         * tree.h (PHI_CHAIN): New.
29449         * (tree-cfg.c, tree-dfa.c, tree-flow-inline.h, tree-into-ssa.c,
29450         tree-outof-ssa.c, tree-phinodes.c, tree-pretty-print.c,
29451         tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-dse.c,
29452         tree-ssa-live.c, tree-ssa-loop.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
29453         tree-ssa.c, tree-tailcall.c): Use PHI_CHAIN instead of TREE_CHAIN
29454         when traversing a list of PHI_NODEs.
29456 2004-06-16  Bernardo Innocenti  <bernie@develer.com>
29458         PR target/13292
29459         * config/m68k/m68k.h (TARGET_SWITCHES): Don't remove MASK_68040_ONLY
29460         on -msoft-float.
29461         (TARGET_FLT_EVAL_METHOD): Don't advertise extended precision for
29462         68040 and soft-float.
29463         * config/m68k/m68k.md (truncdfsf2): Explicitly require TARGET_68881
29464         in the TARGET_68040_ONLY case.
29466 2004-06-16 Peter Barada  <peter@the-baradas.com>
29468         * config/m68k/m68k.md (movsi_cfv4): New pattern to allow mov3q.
29469         (movsi_cf): Make named, don't match TARGET_CFV4.
29470         (pushexthisi_const): Use mov3q if possible.
29471         (extendhisi2, cvf4_extendhisi2): Split extendhisi2 pattern
29472         to special case mvz.w for ColdFire V4.
29473         (extendqisi2, cvf4_extendqisi2): Split extendhisi2 pattern
29474         to special case mvz.b for ColdFire V4.
29475         (udivmodhi4, divmodhi4): Use mvz to zero extend arg for
29476         divide.
29477         (iorsi3, xorsi3, andsi3): Use bitfield instructions if possible.
29478         * config/m68k/m68k.c(valid_mov3q_const): New function.
29479         (const_method): SWAP is valid for ColdFire.
29480         (MULL_COST, MULW_COST): Fix costs for ColdFire V3/V4.
29481         * config/m68k/m68k-protos.h (valid_mov3q_const): Prototype here.
29483 2004-06-16  Richard Henderson  <rth@redhat.com>
29485         * c-common.def (CASE_LABEL): Remove.
29486         * c-common.c (c_add_case_label): Use CASE_LABEL, not CASE_LABEL_DECL.
29487         (match_case_to_enum_1): Likewise.
29488         * c-common.h (c_common_stmt_codes): Remove CASE_LABEL.
29489         * c-dump.c (c_dump_tree): Likewise.
29490         * c-gimplify.c (c_gimplify_stmt): Likewise.
29491         * c-pretty-print.c (pp_c_statement): Likewise.
29492         * c-semantics.c (build_case_label): Use CASE_LABEL_EXPR.
29493         * tree.h (CASE_LOW): Update commentary.
29495 2004-06-16  Richard Henderson  <rth@redhat.com>
29497         * c-common.def (ASM_STMT): Remove.
29498         * c-common.h (c_common_stmt_codes): Remove ASM_STMT.
29499         * c-dump.c (c_dump_tree): Likewise.
29500         * c-gimplify.c (c_gimplify_stmt): Likewise.
29501         * c-pretty-print.c (pp_c_statement): Likewise.
29502         * c-typeck.c (build_asm_expr): Use ASM_EXPR.
29503         * tree.h: Fix commentary.
29505 2004-06-16  Richard Henderson  <rth@redhat.com>
29507         * c-common.def (GOTO_STMT, LABEL_STMT): Remove.
29508         * c-common.c (c_add_case_label): Use LABEL_EXPR.
29509         * c-common.h (GOTO_FAKE_P, LABEL_STMT_LABEL): Remove.
29510         (c_common_stmt_codes): Remove GOTO_STMT, LABEL_STMT.
29511         * c-dump.c (c_dump_tree): Likewise.
29512         * c-gimplify.c (c_gimplify_stmt): Likewise.
29513         * c-pretty-print.c (pp_c_statement): Likewise.
29514         * c-parse.in (stmt): Use GOTO_EXPR.
29515         (label): Use LABEL_EXPR.
29516         * c-semantics.c (build_stmt): Set TREE_TYPE to void.
29517         * tree-inline.c (copy_body_r): Don't build empty BLOCKs.
29519 2004-06-16  J"orn Rennecke <joern.rennecke@superh.com>
29521         * cfgcleanup.c (try_simplify_condjump): Update test to make
29522         sure we have a conditional branch around am unconditional branch.
29524 2004-06-16  Daniel Berlin  <dberlin@dberlin.org>
29526         * tree-cfg.c (pass_split_crit_edge): Give it a name and a dump file.
29528 2004-06-16  Dale Johannesen  <dalej@apple.com>
29530         * loop.c (loop_givs_reduce): Avoid miscompilation of
29531         loops entered at bottom.
29533 2004-06-16  J"orn Rennecke <joern.rennecke@superh.com>
29535         * cfglayout.c (fixup_reorder_chain): Handle case where the
29536         destination of E_FALL is EXIT_BLOCK_PTR.
29538 2004-06-16  Vladimir Makarov  <vmakarov@redhat.com>
29540         PR target/15653
29541         * config/ia64/ia64.c (ia64_dfa_new_cycle): Do not insert nops
29542         after shifts before asm.
29544 2004-06-16  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
29546         PR tree-optimization/15993
29547         * tree-ssa-dom.c (thread_across_edge): Do not thread edge if its
29548         destination is unchanged.
29550 2004-06-16  Andreas Jaeger  <aj@suse.de>
29552         * doc/install.texi (Configuration): Update description for
29553         --enable-version-specific-runtime-libs.
29555 2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
29557         * doc/install.texi: boehm-gc now uses automake 1.8.5.
29559 2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
29561         * toplev.h (rest_of_compilation): Adjust prototype.
29563 2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
29565         * coverage.c: Remove argument to rest_of_compilation.
29566         * expr.c (execute_expand, set_save_expr_context, pass_expand): New.
29567         * passes.c (rest_of_compilation): Remove argument.
29568         (pass_rest_of_compilation): New.
29569         (rest_of_handle_final, rest_of_handle_delay_slots,
29570         rest_of_handle_stack_regs, rest_of_handle_variable_tracking
29571         rest_of_handle_machine_reorg, rest_of_handle_regrename
29572         rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_gcse2
29573         rest_of_handle_regmove, rest_of_handle_tracer
29574         rest_of_handle_if_conversion, rest_of_handle_if_after_combine
29575         rest_of_handle_web, rest_of_handle_branch_prob
29576         rest_of_handle_value_profile_transformations, rest_of_handle_cfg
29577         rest_of_handle_addressof, rest_of_handle_jump_bypass
29578         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2):
29579         Check that the two arguments are actually superfluous.
29580         * tree-optimize.c (register_dump_files): Add properties argument.
29581         Track validity of passes.  Only initialize dump files for
29582         tree-based passes.  Store the full set of provided passes in
29583         the pass.
29584         (init_tree_optimization_passes): Register pass_expand and
29585         pass_rest_of_compilation.
29586         (execute_one_pass): Do not track the presence of required properties
29587         here.  Set in_gimple_form.  Do not update current_properties.
29588         (current_properties): Remove.
29589         (set_save_expr_context): Remove.
29590         (tree_rest_of_compilation): Do not set in_gimple_form.  Do not
29591         expand to RTL here, and do not call rest_of_compilation.  Push
29592         GGC context even before gimplification.
29593         * tree-pass.h (PROP_rtl, PROP_trees): New flags.
29594         (pass_expand, pass_rest_of_compilation): Declare.
29596 2004-06-15  Jeff Law  <law@redhat.com>
29598         * fold-const.c (swap_tree_comparison): No longer static.
29599         (tree_swap_operands_p): Similarly.  Return true if both operands
29600         are SSA_NAMEs and the first operand has a higher version number than
29601         the second operand.
29602         * tree.h (swap_tree_comparison): Prototype.
29603         (tree_swap_operands_p): Prototype.
29604         * tree-ssa-operands.c (get_expr_operands): For commutative
29605         operators and relational comparisons, canonicalize the
29606         order of the operands.
29608 2004-06-15  Richard Henderson  <rth@redhat.com>
29610         * c-common.c (lang_gimplify_stmt): Remove next_p argument.
29611         (if_elt, if_stack, if_stack_space, c_expand_start_cond, c_finish_then,
29612         c_expand_end_cond, c_expand_start_else, c_finish_else, c_begin_if_stmt,
29613         c_begin_while_stmt, c_finish_while_stmt_cond): Move to c-typeck.c.
29614         (finish_fname_decls, fname_decl): Use statement_lists.
29615         (c_expand_expr_stmt): Don't set last_expr_type.
29616         (c_type_hash): Fix indentation.
29617         (c_safe_from_p): Don't follow TREE_CHAIN.
29618         (c_tree_chain_matters_p): Remove.
29619         * c-common.def (SCOPE_STMT): Remove.
29620         (CLEANUP_STMT): Redefine to contain its own body.
29621         * c-common.h (struct stmt_tree_s): Remove x_last_stmt,
29622         x_last_expr_type, x_last_expr_filename, x_scope_stmt_stack.
29623         Add x_cur_stmt_list.
29624         (last_tree, last_expr_type, last_expr_filename, RECHAIN_STMTS): Remove.
29625         (cur_stmt_list): New.
29626         (STATEMENT_LIST_STMT_EXPR): New.
29627         (SCOPE_BEGIN_P, SCOPE_END_P, SCOPE_STMT_BLOCK, SCOPE_NULLIFIED_P,
29628         SCOPE_NO_CLEANUPS_P, SCOPE_PARTIAL_P, NEW_FOR_SCOPE_P): Remove.
29629         (CLEANUP_BODY): New.
29630         (CLEANUP_DECL): Move to operand 2.
29631         (c_common_stmt_codes): Remove SCOPE_STMT.
29632         (COMPOUND_STMT_NO_SCOPE, COMPOUND_STMT_BODY_BLOCK): Remove.
29633         * c-decl.c (c_scope_stmt_stack, current_scope_stmt_stack): Remove.
29634         (c_push_function_context, c_pop_function_context): Don't save it.
29635         (finish_decl): Set TREE_USED on the decl for a cleanup.
29636         Use push_cleanup.
29637         (store_parm_decls): Use statement lists.
29638         (finish_function): Remove compstmt rule workaround.  Use statement
29639         lists.  Call finish_fname_decls after finalizing the body.
29640         (c_begin_compound_stmt): Move to c-typeck.c.
29641         * c-dump.c (c_dump_tree): Remove SCOPE_STMT.
29642         * c-gimplify.c (gimplify_cleanup_stmt, gimplify_cleanup_stmts): New.
29643         (c_genericize): Invoke them.
29644         (c_gimplify_stmt): Don't look through TREE_CHAIN.  Kill SCOPE_STMT.
29645         (c_build_bind_expr): Export.
29646         (gimplify_block, gimplify_cleanup): Remove.
29647         (gimplify_condition): Use gimplify_stmt.
29648         (gimplify_for_stmt): Remove FOR_INIT_STMT chaining hack.
29649         (gimplify_if_stmt): Remove recursion hack.
29650         (c_gimplify_expr): Remove STMT_EXPR handling.
29651         (stmt_expr_last_stmt, gimplify_stmt_expr): Remove.
29652         (is_last_stmt_of_scope): Remove.
29653         * c-lang.c (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P): Remove.
29654         * c-mudflap.c (mflang_flush_calls): Use c_begin_compound_stmt,
29655         c_end_compound_stmt.
29656         * c-objc-common.c (build_cdtor): Likewise.
29657         * c-parse.in (primary): Use c_finish_stmt_expr.
29658         (push_scope, pop_scope): Remove.
29659         (c99_block_start, compstmt_start): Use c_begin_compound_stmt.
29660         (c99_block_end, compstmt): Use c_end_compound_stmt.
29661         (c99_block_lineno_labeled_stmt): Likewise.
29662         (compstmt_primary_start): Use c_begin_stmt_expr.
29663         (simple_if, select_or_iter_stmt): Update calls to stmt builders.
29664         (do_stmt_start): Fill in body directly.
29665         (lineno_stmt): Avoid setting lineno on constants.
29666         * c-pretty-print.c (pp_c_statement): Handle STATEMENT_LIST.
29667         Remove SCOPE_STMT.
29668         * c-semantics.c (begin_stmt_tree): Remove.
29669         (push_stmt_list, re_push_stmt_list, pop_stmt_list): New.
29670         (add_stmt): Use statement lists.
29671         (add_scope_stmt, finish_stmt_tree): Remove.
29672         (push_cleanup): New.
29673         * c-tree.h: Move some decls from c-common.h.
29674         * c-typeck.c (c_tree_expr_nonnegative_p): Simplify for statement lists.
29675         (do_case, c_finish_case): Likewise.
29676         (c_finish_then): Take body for then as argument.
29677         (c_finish_else): Similarly.
29678         (c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
29679         c_finish_for_stmt_incr, c_finish_for_stmt): New.
29680         (c_begin_stmt_expr, c_finish_stmt_expr): New.
29681         (c_begin_compound_stmt): Do scope management.
29682         (c_end_compound_stmt): New.
29683         * fold-const.c (tree_expr_nonnegative_p): Fix BIND_EXPR.
29684         * gimplify.c (voidify_wrapper_expr): Accept temporary argument.
29685         Look through exception handling constructs.
29686         (gimplify_bind_expr): Accept temporary argument.
29687         (gimplify_target_expr): Special case BIND_EXPR bodies.
29688         (gimplify_expr): Handle fallback == fb_none like a statement.
29689         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P): Kill.
29690         * langhooks.c (lhd_tree_inlining_tree_chain_matters_p): Remove.
29691         * langhooks.h (tree_chain_matters_p): Remove.
29692         * stub-objc.c (objc_clear_super_receiver): New.
29693         * tree-gimple.h (voidify_wrapper_expr): Update decl.
29694         (append_to_statement_list, append_to_statement_list_force): Move
29695         to tree-iterator.h.
29696         * tree-inline.c (expand_call_inline): Update call.
29697         (clone_body): Use statement lists.
29698         (walk_tree): Don't check tree_chain_matters_p.
29699         (copy_tree_r): Likewise.
29700         * tree-iterator.c (alloc_stmt_list): Clear lang bits.
29701         (tsi_link_before, tsi_link_after): Set TREE_SIDE_EFFECTS properly.
29702         * tree-iterator.h (append_to_statement_list,
29703         append_to_statement_list_force): Moved from tree-gimple.h.
29704         * tree-pretty-print.c (dump_generic_node): Clean up TARGET_EXPR dump.
29705         * objc/objc-act.c (build_module_descriptor): Use c_begin_compound_stmt.
29706         (objc_enter_block): Likewise.
29707         (objc_exit_block): Use c_end_compound_stmt.
29708         (objc_build_try_enter_fragment): Add #error and comment for
29709         rewriting for OBJCPLUS.
29710         (objc_build_extract_fragment, objc_build_try_epilogue,
29711         objc_build_catch_stmt, objc_build_finally_prologue,
29712         objc_build_finally_epilogue): Update for C statement builders.
29713         * objc/objc-lang.c (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P):
29714         Remove.
29716 2004-06-15  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
29718         * df.c (df_reg_clobber_gen): Removed.
29719         (df_bb_rd_local_compute, df_insn_refs_record, df_rd_local_compute):
29720         Make more effective for hard regs.
29721         * ra-build.c (livethrough_conflicts_bb): Check contains_call.
29723 2004-06-15  Alexandre Oliva  <aoliva@redhat.com>
29725         * c-pragma.h (c_lex_string_translate): Change type to int.
29726         * c-parse.in: Change all assignments of c_lex_string_translate
29727         to true and false to 1 and 0.
29728         * c-lex.c (c_lex_string_translate): Likewise.
29729         (lex_string): Convert string without translation in the -1
29730         case.
29732 2004-06-15  Mark G. Adams  <mark.g.adams@sympatico.ca>
29734         * convert.h: Add include guards
29736 2004-06-15  Daniel Berlin  <dberlin@dberlin.org>
29738         * tree-flow-inline.h: Document all functions.
29740 2004-06-15  Daniel Berlin  <dberlin@dberlin.org>
29742         * tree-flow-inline.h (stmt_ann): Remove use of is_essa_node.
29743         * tree-dfa.c (create_stmt_ann): Ditto.
29744         * tree-pretty-print.c (dump_generic_node): Remove E* node handling.
29745         * tree-inline.c (estimate_num_insns_1): Ditto.
29746         * tree.c (tree_size): Ditto.
29747         (make_node_stat): Ditto.
29748         (tree_node_structure): Ditto.
29749         (ephi_node_elt_check_failed): Remove.
29750         (is_essa_node): Ditto.
29751         * tree.def (EPHI_NODE): Ditto.
29752         (EEXIT_NODE): Ditto.
29753         (EUSE_NODE): Ditto.
29754         (EKILL_NODE): Ditto.
29755         * tree.h (EREF_NODE_CHECK): Remove.
29756         (EPHI_NODE_ELT_CHECK): Ditto.
29757         (struct tree_eref_common): Ditto.
29758         (struct tree_euse_node): Ditto.
29759         (struct ephi_arg_d): Ditto.
29760         (struct tree_ephi_node): Ditto.
29761         (ephi_node_elt_check_failed): Remove prototype.
29762         (is_essa_node): Ditto.
29763         (enum tree_node_structure_enum): Remove TS_E*_NODE.
29764         (union tree_node): Remove E*_NODE uses.
29766 2004-06-15  Jerry Quinn  <jlquinn@optonline.net>
29768         * alias.c (record_set, record_base_value, canon_rtx, get_addr,
29769         nonlocal_mentioned_p_1, init_alias_analysis): Use REG_P.
29770         * bt-load.c (find_btr_reference, insn_sets_btr_p, note_btr_set):
29771         Likewise.
29772         * builtins.c (expand_builtin_setjmp, expand_builtin_apply,
29773         expand_builtin_mathfn, expand_builtin_strlen, expand_builtin_memcmp,
29774         expand_builtin_strcmp, expand_builtin_strncmp,
29775         expand_builtin_frame_address): Likewise.
29776         * caller-save.c (mark_set_regs, add_stored_regs, mark_referenced_regs,
29777         insert_one_insn): Likewise.
29778         * calls.c (prepare_call_address, precompute_register_parameters,
29779         precompute_arguments, expand_call, emit_library_call_value_1): Likewise.
29780         * cfganal.c (flow_active_insn_p): Likewise.
29781         * combine.c (set_nonzero_bits_and_sign_copies, can_combine_p,
29782         combinable_i3pat, try_combine, find_split_point, COMBINE_RTX_EQUAL_P,
29783         subst, combine_simplify_rtx, simplify_if_then_else, simplify_set,
29784         make_extraction, recog_for_combine, gen_lowpart_for_combine,
29785         simplify_comparison, record_dead_and_set_regs_1,
29786         record_dead_and_set_regs, record_promoted_value,
29787         check_promoted_subreg, get_last_value_validate, get_last_value,
29788         reg_dead_at_p_1, reg_bitfield_target_p, distribute_notes,
29789         unmentioned_reg_p_1): Likewise.
29790         * conflict.c (mark_reg): Likewise.
29791         * cse.c (HASH, COST, COST_IN, approx_reg_cost_1, notreg_cost,
29792         mention_regs, insert_regs, lookup, lookup_for_remove, insert,
29793         merge_equiv_classes, flush_hash_table, invalidate,
29794         remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
29795         invalidate_for_call, use_related_value, canon_hash, exp_equiv_p,
29796         cse_rtx_varies_p, canon_reg, find_best_addr, fold_rtx, equiv_constant,
29797         record_jump_cond, cse_insn, addr_affects_sp_p,
29798         invalidate_from_clobbers, cse_process_notes, cse_around_loop,
29799         cse_set_around_loop, count_reg_usage, set_live_p, cse_change_cc_mode,
29800         cse_cc_succs, cse_condition_code_reg): Likewise.
29801         * cselib.c (cselib_reg_set_mode, rtx_equal_for_cselib_p,
29802         cselib_lookup, cselib_invalidate_regno, cselib_invalidate_rtx,
29803         cselib_record_set, cselib_record_sets): Likewise.
29804         * dbxout.c (dbxout_symbol_location, dbxout_parms, dbxout_reg_parms,
29805         dbxout_block): Likewise.
29806         * df.c (df_ref_record, df_def_record_1, df_uses_record): Likewise.
29807         * dojump.c (do_jump): Likewise.
29808         * dwarf2out.c (dwarf2out_frame_debug_expr, is_pseudo_reg,
29809         is_based_loc, rtl_for_decl_location): Likewise.
29810         * emit-rtl.c (set_reg_attrs_for_parm, set_decl_rtl,
29811         set_decl_incoming_rtl, mark_user_reg): Likewise.
29812         * explow.c (copy_all_regs, copy_all_regs, memory_address, force_reg,
29813         copy_to_suggested_reg, allocate_dynamic_stack_space,
29814         probe_stack_range, hard_function_value): Likewise.
29815         * expmed.c (store_bit_field, store_fixed_bit_field,
29816         store_split_bit_field, extract_bit_field, extract_fixed_bit_field,
29817         extract_split_bit_field, expand_divmod, emit_store_flag_force):
29818         Likewise.
29819         * expr.c (convert_move, convert_modes,
29820         block_move_libcall_safe_for_call_parm, emit_group_load, use_reg,
29821         use_group_regs, emit_move_insn, emit_move_insn_1,
29822         compress_float_constant, push_block, emit_single_push_insn,
29823         emit_push_insn, get_subtarget, expand_assignment, store_expr,
29824         store_constructor, store_field, force_operand, safe_from_p,
29825         expand_expr_real_1, expand_increment, do_store_flag, do_tablejump):
29826         Likewise.
29827         * final.c (profile_function, final_scan_insn, alter_subreg,
29828         get_mem_expr_from_op, output_asm_operand_names, output_operand,
29829         only_leaf_regs_used, leaf_renumber_regs_insn): Likewise.
29830         * flow.c (verify_wide_reg_1, mark_regs_live_at_end,
29831         find_regno_partial, propagate_one_insn, init_propagate_block_info,
29832         insn_dead_p, libcall_dead_p, mark_set_1, not_reg_cond,
29833         attempt_auto_inc, find_auto_inc, mark_used_regs,
29834         count_or_remove_death_notes_bb): Likewise.
29835         * function.c (find_temp_slot_from_address, update_temp_slot_address,
29836         preserve_temp_slots, put_var_into_stack, fixup_var_refs_insn,
29837         fixup_var_refs_1, fixup_stack_1, optimize_bit_field, flush_addressof,
29838         put_addressof_into_stack, purge_addressof_1, insns_for_mem_walk,
29839         purge_single_hard_subreg_set, instantiate_decl,
29840         instantiate_virtual_regs_1, aggregate_value_p, assign_parms,
29841         promoted_input_arg, setjmp_vars_warning, setjmp_args_warning,
29842         setjmp_protect, setjmp_protect_args, fix_lexical_addr,
29843         expand_function_start, diddle_return_value, clobber_return_register,
29844         expand_function_end, keep_stack_depressed, handle_epilogue_set,
29845         update_epilogue_consts): Likewise.
29846         * genemit.c (gen_exp, gen_insn): Likewise.
29847         * genrecog.c (make_insn_sequence): Likewise.
29848         * global.c (global_conflicts, expand_preferences, mark_reg_store,
29849         mark_reg_conflicts, set_preference, reg_becomes_live,
29850         build_insn_chain, mark_reg_change): Likewise.
29851         * haifa_sched.c (CONST_BASED_ADDRESS_P, find_set_reg_weight):
29852         Likewise.
29853         * ifcvt.c (noce_try_abs, noce_get_condition, noce_process_if_block):
29854         Likewise.
29855         * integrate.c (copy_rtx_and_substitute, try_constants,
29856         subst_constants, mark_stores, allocate_initial_values): Likewise.
29857         * jump.c (reversed_comparison_code_parts, delete_prior_computation,
29858         delete_computation, rtx_renumbered_equal_p, true_regnum,
29859         reg_or_subregno): Likewise.
29860         * lcm.c (reg_dies, reg_becomes_live): Likewise.
29861         * local-alloc.c (validate_equiv_mem_from_store, validate_equiv_mem,
29862         update_equiv_regs, no_equiv, block_alloc, combine_regs, reg_is_set,
29863         wipe_dead_reg, no_conflict_p): Likewise.
29864         * loop-iv.c (simple_reg_p, simple_set_p, kill_sets,
29865         iv_get_reaching_def, iv_analyze_biv, altered_reg_used, mark_altered,
29866         simple_rhs_p, simplify_using_assignment, implies_p): Likewise.
29867         * loop.c (scan_loop, combine_movables, rtx_equal_for_loop_p,
29868         move_movables, note_set_pseudo_multiple_uses, consec_sets_invariant_p,
29869         find_single_use_in_loop, count_one_set, loop_bivs_init_find,
29870         loop_givs_rescan, check_insn_for_bivs, check_insn_for_givs,
29871         valid_initial_value_p, simplify_giv_expr, consec_sets_giv,
29872         loop_regs_update, check_dbra_loop, maybe_eliminate_biv,
29873         maybe_eliminate_biv_1, record_initial, update_reg_last_use,
29874         canonicalize_condition, loop_regs_scan, load_mems, try_copy_prop,
29875         try_swap_copy_prop): Likewise.
29876         * optabs.c (expand_binop, expand_vector_binop, expand_vector_unop,
29877         expand_abs, emit_no_conflict_block, emit_libcall_block, expand_float):
29878         Likewise.
29879         * postreload.c (reload_cse_simplify, reload_cse_simplify_set,
29880         reload_cse_simplify_operands, reload_combine,
29881         reload_combine_note_store, reload_combine_note_use,
29882         reload_cse_move2add, move2add_note_store): Likewise.
29883         * print-rtl.c (print_rtx): Likewise.
29884         * ra-build.c (copy_insn_p, remember_move, init_one_web_common,
29885         contains_pseudo, handle_asm_insn): Likewise.
29886         * ra-debug.c (ra_print_rtx_object, dump_constraints,
29887         dump_static_insn_cost): Likewise.
29888         * ra-rewrite.c (slots_overlap_p, emit_colors,
29889         remove_suspicious_death_notes): Likewise.
29890         * recog.c (validate_replace_rtx_1, find_single_use_1, find_single_use,
29891         register_operand, scratch_operand, nonmemory_operand,
29892         constrain_operands): Likewise.
29893         * reg-stack (check_asm_stack_operands, remove_regno_note,
29894         emit_swap_insn, swap_rtx_condition, subst_stack_regs_pat,
29895         subst_asm_stack_regs): Likewise.
29896         * regclass.c (scan_one_insn, record_reg_classes, copy_cost,
29897         record_address_regs, reg_scan_mark_refs): Likewise.
29898         * regmove.c (discover_flags_reg, replacement_quality,
29899         copy_src_to_dest, reg_is_remote_constant_p, regmove_optimize,
29900         fixup_match_1): Likewise.
29901         * regrename.c (note_sets, clear_dead_regs, build_def_use, kill_value,
29902         kill_set_value, copyprop_hardreg_forward_1): Likewise.
29903         * reload.c (MATCHES, push_secondary_reload, find_reusable_reload,
29904         reload_inner_reg_of_subreg, can_reload_into, push_reload,
29905         combine_reloads, find_dummy_reload, hard_reg_set_here_p,
29906         operands_match_p, decompose, find_reloads, find_reloads_toplev,
29907         find_reloads_address, subst_indexed_address, find_reloads_address_1,
29908         find_reloads_subreg_address, find_replacement,
29909         refers_to_regno_for_reload_p, reg_overlap_mentioned_for_reload_p,
29910         refers_to_mem_for_reload_p, find_equiv_reg, regno_clobbered_p): Likewise.
29911         * reload1.c (replace_pseudos_in, reload, calculate_needs_all_insns,
29912         find_reg, delete_dead_insn, alter_reg, eliminate_regs,
29913         elimination_effects, eliminate_regs_in_insn, scan_paradoxical_subregs,
29914         forget_old_reloads_1, reload_reg_free_for_value_p, choose_reload_regs,
29915         emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
29916         do_output_reload, emit_reload_insns, gen_reload,
29917         delete_address_reloads_1, inc_for_reload): Likewise.
29918         * reorg.c (update_reg_dead_notes, fix_reg_dead_note,
29919         update_reg_unused_notes, fill_slots_from_thread): Likewise.
29920         * resource.c (update_live_status, mark_referenced_resources,
29921         mark_set_resources, mark_target_live_regs): Likewise.
29922         * rtlanal.c (nonzero_address_p, get_jump_table_offset,
29923         global_reg_mentioned_p_1, reg_mentioned_p, reg_referenced_p,
29924         reg_set_p, set_noop_p, find_last_value, refers_to_regno_p,
29925         note_stores, dead_or_set_p, dead_or_set_regno_p, find_regno_note,
29926         find_reg_fusage, find_regno_fusage, replace_regs, regno_use_in,
29927         parms_set, find_first_parameter_load, keep_with_call_p,
29928         hoist_test_store, hoist_update_store, address_cost, nonzero_bits1,
29929         num_sign_bit_copies1): Likewise.
29930         * rtlhooks.c (gen_lowpart_general): Likewise.
29931         * sched-deps.c (deps_may_trap_p, sched_analyze_1, sched_analyze_insn,
29932         sched_analyze): Likewise.
29933         * sched-rgn.c (check_live_1, update_live_1, sets_likely_spilled_1):
29934         Likewise.
29935         * sdbout.c (sdbout_symbol, sdbout_parms, sdbout_reg_parms): Likewise.
29936         * simplify-rtx.c (simplify_replace_rtx, simplify_unary_operation,
29937         simplify_binary_operation, simplify_const_relational_operation,
29938         simplify_subreg): Likewise.
29939         * stmt.c (decl_conflicts_with_clobbers_p, expand_asm_operands,
29940         expand_end_stmt_expr, expand_return, expand_decl,
29941         expand_anon_union_decl): Likewise.
29942         * unroll.c (precondition_loop_p, calculate_giv_inc, copy_loop_body,
29943         find_splittable_regs, find_splittable_givs, find_common_reg_term,
29944         loop_iterations): Likewise.
29945         * var-tracking.c (variable_union, variable_part_different_p,
29946         variable_different_p, count_uses, add_uses, add_stores,
29947         compute_bb_dataflow, set_variable_part, delete_variable_part,
29948         emit_notes_in_bb, vt_get_decl_and_offset, vt_add_function_parameters):
29949         Likewise.
29950         * varasm.c (assemble_variable): Likewise.
29952 2004-06-15  Chris Demetriou  <cgd@broadcom.com>
29954         * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
29955         definition.
29956         * config/mips/linux64.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
29957         #undef and #if 0'd definition.
29959 2004-06-15  J"orn Rennecke <joern.rennecke@superh.com>
29961         * combine.c (distribute_notes): Comment typo fix.
29963 2004-06-15  Roger Sayle  <roger@eyesopen.com>
29965         * expmed.c (synth_mult): Mask bits of the multiplier to the
29966         machine mode of the multiplication.  Don't consider shifts
29967         by more than (or equal to) the width of the operation's mode.
29969 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
29971         * doc/install.texi: Yet another update for autoconf
29972         and automake versions.
29974 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
29976         * function.h (struct function): Remove cannot_inline field.
29977         (current_function_cannot_inline): Remove.
29978         * passes.c (rest_of_compilation): Reset DECL_DEFER_OUTPUT.
29979         Simplify conditionals to ignore warn_return_type.
29980         * tree-optimize.c (tree_rest_of_compilation): Do not reset
29981         DECL_DEFER_OUTPUT.
29982         * objc/objc-act.c (build_module_descriptor, finish_method_def):
29983         Do not set current_function_cannot_inline.
29985 2004-06-15  J"orn Rennecke <joern.rennecke@superh.com>
29987         * cfglayout.c (fixup_reorder_chain): Handle case where the
29988         destination of E_TAKEN is EXIT_BLOCK_PTR.
29990 2004-06-15  Diego Novillo  <dnovillo@redhat.com>
29992         * tree-ssa-copy.c (cprop_into_successor_phis): Fix typo.
29994 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
29996         * fold-const.c (operand_equal_p): Update comment.
29998 2004-06-15  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
30000         * config/m32r/m32r.h (RETURN_ADDR_RTX): Define.
30001         (INCOMING_RETURN_ADDR_RTX): Define.
30002         * config/m32r/m32r-protos.h (m32r_return_addr): Added.
30003         * config/m32r/m32r.c (m32r_exppand_prologue): Changed for
30004         __builtin_return_address(0).
30005         (m32r_return_addr): Added for __builtin_return_address(0).
30006         (m32r_reload_lr): Ditto.
30008         * longlong.h: Fix macros for m32r add_ssaaaa and sub_ddmmss.
30010 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
30012         * doc/install.texi (Prerequisites): Update libbanshee,
30013         fastjar, libcpp, libjava/libltdl entries to
30014         automake 1.8.5.
30016 2004-06-15  Eric Botcazou  <ebotcazou@act-europe.fr>
30017             Olivier Hainque  <hainque@act-europe.fr>
30019         * function.c (fixup_var_refs): Also adjust the start of sequence
30020         after fixing up the insns.
30022 2004-06-15  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
30024         * gccbug.in: Update optimization -> tree-optimization/rtl-optimization.
30026 2004-06-14  Benjamin Kosnik  <bkoz@redhat.com>
30028         * doc/install.texi (Prerequisites): Update libstdc++ entry to
30029         automake 1.8.5.
30031 2004-06-14  Eric Christopher  <echristo@redhat.com>
30033         * config/s390/s390.h (TARGET_SWITCHES): Change -mtpf (-mno-tpf)
30034         to -mtpf-trace (-mno-tpf-trace).
30035         * doc/invoke.texi (S/390 and zSeries Options): Add tpf option
30036         documentation.
30038 2004-06-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
30040         * real.c: Fix bit count in head comment.
30042 2004-06-14  Jeff Law  <law@redhat.com>
30044         * tree-ssa.c (kill_redundant_phi_nodes): More correctly handle
30045         PHIs where the destination or an argument is marked with
30046         SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
30048 2004-06-14  Jakub Jelinek  <jakub@redhat.com>
30050         PR middle-end/15945
30051         * simplify-rtx.c (simplify_binary_operation): Don't optimize out
30052         Inf + -Inf, Inf - Inf, Inf / Inf and 0 * Inf if flag_trapping_math.
30054 2004-06-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
30056         * opts.sh (var_args): Fix regexp.
30058 2004-06-14  Jakub Jelinek  <jakub@redhat.com>
30060         PR target/15178
30061         * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
30063 2004-06-14  Paul Brook  <paul@codesourcery.com>
30065         * dwarf2out.c (output_call_frame_info): Support dwarf3 cie entries.
30067 2004-06-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
30069         * Makefile.in (FLAGS_H): New.
30070         (flags.h): Replace by FLAGS_H.
30071         * c.opt: Document Var, VarExists, Init and Report attributes.
30072         * common.opt: Fill the values of the attributes.
30073         * diagnostic.c (flag_fatal_errors): Do not define.
30074         * except.c (flag_non_call_exceptions): Do not define.
30075         * flags.h: Include options.h.  Remove declarations conflicting with
30076         the automatically defined ones.
30077         * opts.c: Remove automatically defined variables.
30078         (handle_option): Perform default initialization.
30079         (common_handle_option): Do not handle options covered by the
30080         default initialization.
30081         * opts.h (struct cl_option): Add flag_var, has_set_value and set_value
30082         fields.
30083         (CL_REPORT): New.
30084         * opts.sh: Generate variable declarations, handle CL_REPORT.
30085         * toplev.c: Remove automatically defined variables.
30086         (f_options): Removed.
30087         (print_switch_values): Use cl_options instead of f_options.
30088         * toplev.h (version_flag): Declaration removed.
30090 2004-06-14  Ian Lance Taylor  <ian@wasabisystems.com>
30092         * config/sparc/sparc.h: Correct comment about availability of
30093         little endian option.
30095         * config.gcc: Remove sparc64-*-aout*.
30096         * config/sparc/sparc.c (sparc_aout_select_rtx_section): Remove.
30097         * config/sparc/sp64-aout.h: Remove.
30098         * config/sparc/aout.h: Remove.
30100 2004-06-14  Ulrich Weigand  <uweigand@de.ibm.com>
30102         * config/s390/s390.c: Include "tree-gimple.h".
30103         (s390_gimplify_va_arg): New function.
30104         (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
30105         (s390_va_arg): Remove.
30106         * config/s390/s390-protos.h (s390_va_arg): Remove.
30107         * config/s390/s390.h (EXPAND_BUILTIN_VA_ARG): Call abort ().
30109 2004-06-14  J"orn Rennecke <joern.rennecke@superh.com>
30111         * basic-block.h (could_fall_through): Declare.
30112         * cfganal.c (can_fallthru): Succeed if the target is EXIT_BLOCK_PTR.
30113         Fail if the source already has a fallthrough edge to the exit
30114         block pointer.
30115         (could_fall_through): New function.
30116         * cfgbuild.c (make_edges): Check if we already have a fallthrough
30117         edge to the exit block pointer.
30118         * cfglayout.c (fixup_fallthru_exit_predecessor): Check that it is
30119         not called before reload has completed.
30120         Handle special case of first block having a fall-through exit edge.
30121         (cfg_layout_finalize): Don't call it before reload or if we have
30122         rtl epilogues.
30123         (fixup_reorder_chain): A fall through to the exit block does not
30124         require the block to come last.  Add sanity checks.
30125         * cfgrtl.c (rtl_split_edge): Add special handling of fall through
30126         edges to the exit block.
30127         * function.c (cfglayout.h): #include.
30128         (thread_prologue_and_epilogue_insns): If we have neither return nor
30129         epilogue, but a fall through to the exit block from mid-function,
30130         force a non-fall-through exit.
30131         * Makefile.in (function.o): Depend on CFGLAYOUT_H.
30133 2004-06-14  Alan Modra  <amodra@bigpond.net.au>
30135         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Handle -mpowerpc64 and -mcpu
30136         for power5 and rs64a.  Correct condition for default.  Correct power3,
30137         620, 630, 7400, 7450, G4, 970 and G5 -mcpu entries.  Add -many.
30139 2004-06-13  Steven Bosscher <stevenb@suse.de>
30141         * gcse.c (hash_scan_set, hash_scan_insn, mark_set, mark_oprs_set):
30142         Revert previous change, don't use CALL_P.
30144 2004-06-13  Jason Merrill  <jason@redhat.com>
30146         * tree.h: Move std_gimplify_va_arg_expr protoype here.
30147         * tree-gimple.h: From here.
30149 2004-06-13  Daniel Berlin  <dberlin@dberlin.org>
30151         Fix PR tree-optimization/15979
30152         Fix PR tree-optimization/15981
30153         * tree-ssa-pre.c (insert_aux): Fix faulty logic so that we don't
30154         try to insert values undefined along some path.
30156 2004-06-13  Daniel Berlin  <dberlin@dberlin.org>
30158         * tree-ssa-pre.c (add_to_value): is_gimple_min_invariant things
30159         are available everywhere too.
30161 2004-06-13  Andrew Pinski  <pinskia@physics.uc.edu>
30163         * fold-const.c (fold_checksum_tree <case 't'>): Only
30164         look at TREE_VALUES if the EXPR is an ENUMERAL_TYPE.
30165         Only look at TYPE_MIN_VALUE and TYPE_MAX_VALUE if
30166         EXPR is an INTEGERAL_TYPE or a scalar float type.
30168 2004-06-13  Diego Novillo  <dnovillo@redhat.com>
30170         * tree-sra.c (tree_sra): Update documentation.
30172 2004-06-13  Joseph S. Myers  <jsm@polyomino.org.uk>
30174         * c-typeck.c (comptypes, tagged_types_tu_compatible_p,
30175         function_types_compatible_p, type_lists_compatible_p): Remove
30176         flags parameter.
30177         * c-tree.h (comptypes): Likewise.
30178         (COMPARE_STRICT): Remove.
30179         * c-decl.c, c-lang.c, c-parse.in, c-typeck.c, objc/objc-act.c: All
30180         callers changed.
30182 2004-06-13  Eric Christopher  <echristo@redhat.com>
30184         * c-decl.c (diagnose_mismatched_decls): Improve error message.
30185         Remove unused code.
30186         * c-typeck.c (comptypes): Add location in standard we're checking.
30188 2004-06-13  Kaz Kojima  <kkojima@gcc.gnu.org>
30190         * config/sh/libgcc-std.ver: Add __unorddf2 and __unordsf2 with
30191         version 3.3.4.
30193 2004-06-12  Roger Sayle  <roger@eyesopen.com>
30195         * expmed.c (shift_cost, shiftadd_cost, shiftsub_cost): Additionally
30196         index by machine mode.
30197         (init_expmed): Initialize shift_cost, shiftadd_cost and shiftsub_cost
30198         tables inside the loop over machine modes.
30199         (synth_mult, expand_mult_highpart_optab, expand_mult_highpart,
30200         expand_divmod): Index shift*_cost by the appropriate machine mode.
30202 2004-06-12  Eric Christopher  <echristo@redhat.com>
30204         * config/s390/s390.h: Rename TARGET_TPF to TARGET_TPF_PROFILING.
30205         * config/s390/s390.md: Ditto.
30206         * config/s390/s390.c: Ditto.
30207         (s390_frame_info): Conditionalize frame and setup info on
30208         TARGET_TPF_PROFILING.
30209         (s390_arg_frame_offset): Ditto.
30211 2004-06-12  Roger Sayle  <roger@eyesopen.com>
30213         * fold-const.c (omit_two_operands): New function.
30214         * tree.h (omit_two_operands): Prototype here.
30215         * builtins.c (fold_builtin_unordered_cmp): New function to lower
30216         C99 unordered comparison builtins to the appropriate tree nodes.
30217         (fold_builtin_1): Use fold_builtin_unordered_cmp to lower
30218         BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
30219         BUILT_IN_ISLESSEQUAL and BUILT_IN_ISLESSGREATER.  Manually lower
30220         BUILT_IN_ISUNORDERED comparisons to an UNORDERED_EXPR tree node.
30221         (simplify_builtin_memcmp, simplify_builtin_strncmp,
30222         simplify_builtin_strncat, simplify_builtin_strspn): Use the new
30223         omit_two_operands function to build the required COMPOUND_EXPRs.
30225 2004-06-12  Steven Bosscher <stevenb@suse.de>,
30226             Andreas Jaeger  <aj@suse.de>
30228         * gcse.c (record_set_info): Use predicates like REG_P.
30229         (mems_conflict_for_gcse_p): Likewise.
30230         (load_killed_in_block_p): Likewise.
30231         (hash_expr_1): Likewise.
30232         (insert_set_in_table): Likewise.
30233         (gcse_constant_p): Likewise.
30234         (hash_scan_set): Likewise.
30235         (hash_scan_insn): Likewise.
30236         (canon_list_insert): Likewise.
30237         (record_last_mem_set_info): Likewise.
30238         (record_last_set_info): Likewise.
30239         (compute_hash_table_work): Likewise.
30240         (mark_set): Likewise.
30241         (mark_clobber): Likewise.
30242         (mark_oprs_set): Likewise.
30243         (compute_transp): Likewise.
30244         (find_avail_set): Likewise.
30245         (cprop_insn): Likewise.
30246         (do_local_cprop): Likewise.
30247         (cprop): Likewise.
30248         (find_implicit_sets): Likewise.
30249         (find_bypass_set): Likewise.
30250         (bypass_conditional_jumps): Likewise.
30251         (insert_insn_end_bb): Likewise.
30252         (pre_insert_copy_insn): Likewise.
30253         (compute_transpout): Likewise.
30254         (next_ls_expr): Likewise.
30255         (invalidate_any_buried_refs): Likewise.
30256         (compute_ld_motion_mems): Likewise.
30257         (reg_set_info): Likewise.
30258         (reg_clear_last_set): Likewise.
30259         (find_moveable_store): Likewise.
30260         (compute_store_table): Likewise.
30261         (find_loads): Likewise.
30262         (store_killed_in_insn): Likewise.
30263         (insert_insn_start_bb): Likewise.
30264         (reg_set_between_after_reload_p): Likewise.
30265         (reg_used_between_after_reload_p): Likewise.
30266         (is_jump_table_basic_block): Likewise.
30267         (gcse_after_reload): Likewise.
30268         (hash_scan_set_after_reload): Likewise.
30269         (compute_hash_table_after_reload): Likewise.
30271 2004-06-12  Steven Bosscher  <stevenb@suse.de>
30273         * rtl.h (MEM_P, NONJUMP_INSN_P, CALL_INSN_P): New predicates.
30274         (INSN_P): Don't look at the rtx code class, just explicitly
30275         check for one of the tree RTX_INSN codes.
30277 2004-06-11  Zack Weinberg  <zack@codesourcery.com>
30279         * c-typeck.c (default_function_array_conversion): Use
30280         build_pointer_type not TYPE_POINTER_TO.
30282 2004-06-11  Zack Weinberg  <zack@codesourcery.com>
30284         * configure.ac: Don't invoke ACX_HEADER_STDBOOL.
30285         * configure, config.in: Regenerate.
30286         * system.h: Unconditionally define bool as unsigned char,
30287         BOOL_BITFIELD as unsigned int.
30288         * domwalk.h: Use BOOL_BITFIELD.
30290 2004-06-12  Andreas Jaeger  <aj@suse.de>
30292         * libgcc-std.ver: Add __unorddf2 and __unordsf2 with version 3.3.4.
30293         * libgcc-darwin.ver: Likewise.
30295 2004-06-12  Peter Jakubek  <peter@laseranimation.com>
30297         * reload.c (find_reloads): Force reload for pseudo registers on big
30298         endian machines.
30300 2004-06-11  Steven Bosscher <stevenb@suse.de>
30302         * tree-ssa-dce.c (mark_control_dependent_edges_necessary):
30303         Don't try to mark anything control dependent on the entry or
30304         exit blocks.
30306 2004-06-11  Daniel Berlin  <dberlin@dberlin.org>
30308         Fix Bug 15899
30309         Fix Bug 15460
30310         * tree.h (SSA_NAME_VALUE): New macro.
30311         (struct tree_ssa_name): Add value_handle member.
30312         * tree-ssa-pre.c: Replaced.
30313         * tree-flow.h (tree_ann_type): Add CST_ANN, EXPR_ANN.
30314         (struct cst_ann_d): New.
30315         (struct expr_ann_d): New.
30316         (union tree_ann_d): Add cst_ann, expr_ann.
30317         * tree-dfa.c (create_cst_ann): New function.
30318         (create_expr_ann): Ditto.
30319         * tree-flow-inline.h (cst_ann): New function.
30320         (expr_ann): Ditto.
30321         (get_cst_ann): Ditto.
30322         (get_expr_ann): Ditto..
30324 2004-06-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
30326         * pa.c (pa_hpux_init_libfunc): Add support for unord_optab.
30327         * pa/quadlib.c (enum qfcmp_magic): Define magic values for call to
30328         _U_Qfcmp library function.
30329         (_U_Qfltgt, _U_Qfunle, _U_Qfunlt, _U_Qfunge, _U_Qfungt, _U_Qfuneq,
30330         _U_Qfunord, _U_Qford): Add more TFmode builtin compare functions.
30332         * pa.c (legitimize_pic_address): Use UNSPEC_DLTIND14R to identify
30333         unspec used for loading address from DLT.
30334         * pa.md: Define constants for the uses of UNSPEC and UNSPEC_VOLATILE.
30335         Change all users of UNSPEC and UNSPEC_VOLATILE to use new constants.
30336         Don't use short code sequence when loading the address of a nonlocal
30337         label.
30338         (nonlocal_goto): New expander.
30339         (indirect_goto): New jump pattern for nonlocal gotos.
30340         (short_jump): Remove extra whitespace.
30341         (builtin_longjmp): Clobber memory and hard frame pointer.  Restore
30342         frame pointer via virtual_stack_vars_rtx when we have a nonlocal goto
30343         pattern.
30345 2004-06-11  Roger Sayle  <roger@eyesopen.com>
30347         * expmed.c (synth_mult): Add an additional MODE argument for the
30348         machine mode of the multiplication.  Update recursive calls.  Use
30349         mode instead of word_mode for determining operation costs.
30350         (choose_mult_variant): Update calls to synth_mult with "mode".
30352 2004-06-11  Richard Henderson  <rth@redhat.com>
30354         * tree-ssa-operands.c (get_stmt_operands): Clear makes_aliased_loads
30355         and makes_aliased_stores.
30357 2004-06-11  Andrew Pinski  <pinskia@physics.uc.edu>
30359         * doc/install.text (--enable-shared): Fix typo.
30361 2004-06-11  Richard Henderson  <rth@redhat.com>
30363         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Remove post_p
30364         argument.  Use internal post for call to gimplify_expr.  Tidy
30365         rounded type size computation.
30366         (alpha_gimplify_va_arg): Use get_formal_tmp_var and
30367         get_initialized_tmp_var.
30369 2004-06-11  Andrew Pinski  <pinskia@physics.uc.edu>
30371         * doc/install.texi (--enable-shared): Update libobjc's shared library
30372         status.  Remove reference to libf2c.
30374 2004-06-11  Jason Merrill  <jason@redhat.com>
30376         * config/i386/i386.h (EXPAND_BUILTIN_VA_ARG): Just abort.
30377         * config/i386/i386.c (ix86_va_arg): Remove.
30378         * config/rs6000/rs6000.h (EXPAND_BUILTIN_VA_ARG): Just abort.
30379         * config/rs6000/rs6000.c (rs6000_va_arg): Remove.
30380         * config/alpha/alpha.h (EXPAND_BUILTIN_VA_ARG): Just abort.
30381         * config/alpha/alpha.c (alpha_va_arg): Remove.
30382         * config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Just abort.
30383         * config/sparc/sparc.c (sparc_va_arg): Remove.
30385         * tree-ssa-operands.c (get_stmt_operands): Use a V_MAY_DEF if the
30386         assignment might throw.
30387         * tree-eh.c (tree_could_throw_p): Support non-call exceptions in
30388         expressions.
30390 2004-06-11  J"orn Rennecke <joern.rennecke@superh.com>
30392         PR 15886:
30393         * sh.h (ALLOCATE_INITIAL_VALUE): Use return_address_pointer_rtx.
30395 2004-06-11  Joseph S. Myers  <jsm@polyomino.org.uk>
30397         * doc/install.texi (Prerequisites): Update documentation of
30398         required versions of autoconf and automake.  Remove mention of
30399         libf2c.
30401 2004-06-11  Jason Merrill  <jason@redhat.com>
30403         * config/sparc/sparc.c (sparc_gimplify_va_arg): New fn.
30404         (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
30406 2004-06-11  Jerry Quinn  <jlquinn@optonline.net>
30408         * typeclass.h: Add GPL plus exception license.  Add include
30409         guard.
30411 2004-06-10  Jason Merrill  <jason@redhat.com>
30413         * gimplify.c (gimplify_modify_expr): Don't force a temporary
30414         of an aggregate_value_p type.
30416 2004-06-10  Jeff Law  <law@redhat.com>
30418         * fold-const.c (fold_inf_compare): Avoid creating non-gimple
30419         code when we are in gimple form.
30421 2004-06-10  Diego Novillo  <dnovillo@redhat.com>
30423         * Makefile.in (tree-ssanames.o): Depend on TREE_FLOW_H.
30424         * tree-flow.h (ssa_names, num_ssa_names, ssa_name): Declare.
30425         (highest_ssa_version): Remove.
30426         * tree-outof-ssa.c (new_temp_expr_table): Replace
30427         highest_ssa_version with num_ssa_names.
30428         (dump_replaceable_exprs): Likewise.
30429         (rewrite_vars_out_of_ssa): Likewise.
30430         * tree-ssa-ccp.c (initialize): Likewise
30431         * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
30432         * tree-ssa-dce.c (tree_dce_init): Likewise.
30433         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
30434         * tree-ssa-live.c (create_ssa_var_map): Likewise.
30435         (dump_var_map): Likewise.
30436         * tree-ssa.c (verify_ssa): Likewise.
30437         (kill_redundant_phi_nodes): Likewise.
30438         Do not build a local array of SSA_NAMEs.  Use the ssa_names table.
30439         * tree-ssanames.c: Include tree-flow.h
30440         (ssa_names): New varray.
30441         (init_ssa_names): Initialize ssa_names.
30442         Reserve the first slot of the ssa_names table.
30443         (make_ssa_name): Push the newly created SSA_NAME into ssa_names.
30444         Assign version numbers using num_ssa_names.
30446 2004-06-10  Joseph S. Myers  <jsm@polyomino.org.uk>
30448         * doc/sourcebuild.texi (Front End): Add details of more
30449         installation documentation required.
30451 2004-06-10  Brian Booth  <bbooth@redhat.com>
30453         * doc/tree-ssa.texi: Remove references to VDEF and add descriptions
30454         of V_MAY_DEF and V_MUST_DEF.
30455         * tree-dfa.c (dfa_stats_d): Add num_v_must_defs and rename
30456         num_vdefs to num_v_may_defs.
30457         (compute_immediate_uses_for_stmt): Rename occurences of vdef
30458         to v_may_def.
30459         (redirect_immediate_uses): Ditto.
30460         (dump_dfa_stats): Ditto. Also added code to dump num_v_must_defs.
30461         (collect_dfa_stats_r): Rename occurences of vdef to v_may_def.
30462         Also add code to sum up the number of v_must_defs.
30463         (vdefs_disappeared_p): Replace with...
30464         (v_may_defs_disappeared_p): This.
30465         (v_must_defs_disappeared_p): New function.
30466         (mark_new_vars_to_rename): Rename occurences of vdef to v_may_def.
30467         Also add code to mark new variables found in V_MUST_DEFs for
30468         renameing.
30469         * tree-flow.h (stmt_ann_d): Add v_must_def_ops and replace
30470         vdef_ops to v_may_def_ops.
30471         (get_vdef_ops): Replace with...
30472         (get_v_may_def_ops): This.
30473         * tree-flow-inline.h (get_vdef_ops): Replace with...
30474         (get_v_may_def_ops): This.
30475         (get_v_must_def_ops): New function.
30476         (get_vdef_result_ptr): Replace with...
30477         (get_v_may_def_result_ptr): This.
30478         (get_vdef_op_ptr): Ditto with...
30479         (get_v_may_def_op_ptr); This.
30480         (get_v_must_def_op_ptr): New function.
30481         * tree-into-ssa.c (mark_def_sites): Rename occurences of vdef
30482         to v_may_def. Also add code to mark statements with
30483         V_MUST_DEFs as definition sites.
30484         (rewrite_stmt): Rename occurences of vdef to v_may_def. Also
30485         add code to register new V_MUST_DEFs made by the statement.
30486         * tree-outof-ssa.c (VIRTUAL_PARTITION): Update comments.
30487         (check_replaceable): Rename occurences of vdef to v_may_def. Also
30488         add check for V_MUST_DEFs.
30489         (find_replaceable_in_bb): Ditto.
30490         * tree-pretty-print.c (dump_vops): Rename occurences of vdef
30491         to v_may_def. Also add code to dump V_MUST_DEFs.
30492         * tree-sra.c (mark_all_vdefs): Replace with...
30493         (mark_all_v_may_defs): This.
30494         (mark_all_v_must_defs): New function.
30495         (create_scalar_copies): Replace call to mark_all_vdefs with
30496         calls to mark_all_v_may_defs and mark_all_v_must_defs.
30497         (scalarize_structures): Rename occurences of vdef to v_may_def.
30498         Also add a check for V_MUST_DEFs.
30499         (scalarize_modify_expr): Rename occurences of vdef to v_may_def.
30500         * tree-ssa-alias.c (global_var): Update comment.
30501         (compute_may_aliases): Ditto.
30502         (compute_points_to_and_addr_escape): Rename occurences of vdef
30503         to v_may_def. Also add code to mark variables in V_MUST_DEF
30504         operands as being written to.
30505         (group_aliases): Update comment.
30506         (maybe_create_global_var): Ditto.
30507         * tree-ssa.c (verify_ssa): Rename occurences of vdef to v_may_def.
30508         Also add a check for V_MUST_DEFs on GIMPLE registers.
30509         (replace_immediate_uses): Rename occurences of vdef to v_may_def.
30510         * tree-ssa-ccp.c (visit_stmt): Rename occurences of vdef
30511         to v_may_def. Also add code to mark all V_MUST_DEF operands
30512         VARYING.
30513         (initialize): Ditto.
30514         (set_rhs): Rename occurences of vdef to v_may_def. Also add
30515         code to update SSA_NAMEs in V_MUST_DEFs.
30516         * tree-ssa-copy.c (cprop_into_stmt): Rename occurences of vdef
30517         to v_may_def.
30518         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Rename
30519         occurences of vdef to v_may_def. Also add code to mark statements
30520         with V_MUST_DEFs as necessary.
30521         (propagate_necessity): Rename occurences of vdef to v_may_def.
30522         * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Rename
30523         occurences of vdef to v_may_def. Also add code to mark operands
30524         in V_MUST_DEFs for renaming.
30525         (eliminate_redundant_computations): Rename occurences of vdef
30526         to v_may_def.
30527         (record_equivalences_from_stmt): Rename occurences of vdef
30528         to v_may_def. Also add code to record VUSEs for V_MUST_DEFs.
30529         (optimize_stmt): Remove unnesessary variable vdefs. Update
30530         comment.
30531         (register_definitions_for_stmt): Rename occurences of vdef
30532         to v_may_def. Also add code to register definitions made with
30533         V_MUST_DEFs.
30534         * tree-ssa-dse.c (fix_stmt_vdefs): Replace with...
30535         (fix_stmt_v_may_defs): This.
30536         (fix_phi_uses): Rename occurences of vdef to v_may_def.
30537         (dse_optimize_stmt): Ditto.
30538         * tree-ssa-live.c (create_ssa_var_map): Rename occurences of vdef
30539         to v_may_def. Also add code to mark V_MUST_DEF operands as being
30540         used in virtual operators.
30541         * tree-ssa-loop.c (mark_defs_for_rewrite): Rename occurences of
30542         vdef to v_may_def. Also add code to mark V_MUST_DEF operands for
30543         renaming.
30544         * tree-ssa-operands.c (opf_kill_def): New flag for killing
30545         definitions.
30546         (build_vdefs): Renamed to...
30547         (build_v_may_defs): This.
30548         (build_v_must_defs): New variable.
30549         (voperands_d): Add v_must_def_ops and replace vdef_ops with
30550         v_may_def_ops.
30551         (append_vdef): Replace with...
30552         (append_v_may_def): This.
30553         (append_v_must_def): New function.
30554         (NUM_FREE): Increment for V_MUST_DEF
30555         (optype_freelist): Increment its size for V_MUST_DEF
30556         (allocate_vdef_optype): Replace with...
30557         (allocate_v_may_def_optype): This.
30558         (allocate_v_must_def_optype): New function.
30559         (free_vdefs): Replace with...
30560         (free_v_may_defs): This.
30561         (free_v_must_defs): New function.
30562         (remove_vdefs): Replace with...
30563         (remove_v_may_defs): This.
30564         (remove_v_must_defs): New function.
30565         (init_ssa_operands): Rename occurences of vdef to v_may_def. Also
30566         add code to initialize build_v_must_defs.
30567         (finalize_ssa_vdefs): Replace with...
30568         (finalize_ssa_v_may_defs): This.
30569         (finalize_ssa_vuses): Rename occurences of vdef to v_may_def.
30570         (finalize_ssa_v_must_defs): New function.
30571         (finalize_ssa_stmt_operands): Replace call to finalize_ssa_vdefs
30572         with calls to finalize_ssa_v_may_defs and finalize_ssa_v_must_defs.
30573         (verify_start_operands): Rename occurences of vdef to v_may_def.
30574         Also add check for build_v_must_defs.
30575         (get_stmt_operands): Rename occurences of vdef to v_may_def.
30576         Also add code to handle V_MUST_DEFs and to use opf_kill_def for
30577         killing definitions.
30578         (get_expr_operands): Update comment and use opf_kill_def for
30579         killing definitions.
30580         (add_stmt_operand): Replace code that appends VDEFs with code
30581         that appends V_MUST_DEFs when opf_kill_def is set and V_MAY_DEFs
30582         otherwise.
30583         (add_call_clobber_ops): Update comments.
30584         * tree-ssa-operands.h (vdef_optype_d): Replace with...
30585         (v_may_def_optype_d): This.
30586         (v_must_def_optype_d): New structure.
30587         (VDEF_OPS): Replace with...
30588         (V_MAY_DEF_OPS): This.
30589         (STMT_VDEF_OPS): Same with...
30590         (STMT_V_MAY_DEF_OPS): This.
30591         (NUM_VDEFS): And...
30592         (NUM_V_MAY_DEFS): This.
30593         (VDEF_RESULT_PTR): As well as...
30594         (V_MAY_DEF_RESULT_PTR): This.
30595         (VDEF_RESULT): Same goes for...
30596         (V_MAY_DEF_RESULT): This.
30597         (VDEF_OP_PTR): And...
30598         (V_MAY_DEF_OP_PTR): This.
30599         (VDEF_OP): And...
30600         (V_MAY_DEF_OP): This.
30601         (V_MUST_DEF_OPS): New macro.
30602         (STMT_V_MUST_DEF_OPS): Ditto.
30603         (NUM_V_MUST_DEFS): Ditto.
30604         (V_MUST_DEF_OP_PTR): Ditto.
30605         (V_MUST_DEF_OP): Ditto.
30606         (remove_vdefs): Replace signature with...
30607         (remove_v_may_defs): This.
30608         (remove_v_must_defs): New function signature.
30609         * tree-ssa-pre.c (subst_phis): Replace call to remove_vdefs
30610         with calls to remove_v_may_defs and remove_v_must_defs.
30611         (process_left_occs_and_kills): Rename occurences of vdef to v_may_def.
30612         Also add code that marks left occurences of operands in V_MUST_DEFs.
30613         * tree-tailcall.c (find_tail_calls): Rename occurences of vdef
30614         to v_may_def. Also add check for V_MUST_DEFs.
30615         (eliminate_tail_call):Rename occurences of vdef to v_may_def.
30617 2004-06-10  Vladimir Makarov  <vmakarov@redhat.com>
30619         PR target/15653
30620         * haifa-sched.c (schedule_block): Finish cycle after issuing asm
30621         insn.
30623 2004-06-10  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
30625         PR web/15263
30626         * doc/install.texi: Remove superfluous linebreak.
30628 2004-06-10  Roger Sayle  <roger@eyesopen.com>
30630         * builtins.c (expand_builtin): Fall back to library function call for
30631         conj, conjf, conjl, creal, crealf, creall, cimag, cimagf and cimagl.
30632         (fold_builtin_1): Lower built-ins BUILT_IN_CONJ{,F,L} to CONJ_EXPR,
30633         BUILT_IN_CREAL{,F,L} to REALPART_EXPR, and BUILT_IN_CIMAG{,F,L} to
30634         IMAGPART_EXPR respectively.
30636 2004-06-10  J"orn Rennecke <joern.rennecke@superh.com>
30638         * sh.c (dump_table): New argument start.  Changed caller.
30639         (fixup_mova): New function.
30640         (find_barrier): Use it.
30641         (sh_reorg): Likewise.  Check for CODE_FOR_casesi_worker_2.
30642         If the label a mova refers to is above the mova itself, change
30643         the mova into a load.
30644         * sh.md (*casesi_worker): Rename to:
30645         (casesi_worker_1).
30646         (casesi_worker_2): New insn.
30648 2004-06-10  Jason Merrill  <jason@redhat.com>
30650         * target.h (struct gcc_target): Change gimplify_va_arg_expr
30651         hook signature.
30652         * tree-gimple.h: Adjust.
30653         * config/alpha/alpha.c (alpha_gimplify_va_arg): Adjust.
30654         * config/i386/i386.c (ix86_gimplify_va_arg): Adjust.
30655         Use fold_convert.
30656         * config/ia64/ia64.c (ia64_gimplify_va_arg): Adjust.
30657         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust.
30658         Use COMPLEX_EXPR for complex numbers.  Use fold_convert.
30659         * builtins.c (std_gimplify_va_arg_expr): Adjust.  Use fold_convert.
30660         (gimplify_va_arg_expr): Return GS_ERROR in error case.
30661         Gimplify valist rather than calling stabilize_va_list.
30663 2004-06-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
30665         * Makefile.in (df.o): Remove fibheap dependency.
30666         * df.h: Do not include sbitmap.h.
30667         (struct ref): New field "data".
30668         (DF_REF_DATA): New accessor macro.
30669         (struct df): Field "dom" removed.
30670         (df_analyze_subcfg): New function.
30671         (transfer_function_sbitmap, transfer_function_bitmap): Replaced by ...
30672         (transfer_function): ... new type.
30673         (iterative_dataflow_sbitmap, iterative_dataflow_bitmap): Replaced by ...
30674         (iterative_dataflow): ... new function.
30675         (enum set_representation, struct dataflow): New.
30676         * df.c: Do not include fibheap.h.
30678         (df_reg_def_chain_clean, df_reg_use_chain_clean,
30679         (df_bb_table_realloc, df_analyse_subcfg, free_reg_ref_chain,
30680         prune_to_subcfg, df_bb_modify): New functions.
30681         (df_bitmaps_alloc, df_reg_def_chain_create, df_reg_use_chain_create,
30682         df_refs_update, df_reg_table_realloc, df_ref_create,
30683         df_bb_reg_def_chain_create, df_bb_reg_use_chain_create,
30684         df_bb_rd_local_compute, df_bb_ru_local_compute, df_bb_lr_local_compute,
30685         df_analyse_1, df_insn_modify): Support analysing only a part of the cfg.
30687         (dataflow_set_a_op_b, dataflow_set_copy): New functions.
30688         (df_rd_transfer_function, df_ru_transfer_function,
30689         df_lr_transfer_function): Type of bitmaps changed to void *.
30690         (hybrid_search_bitmap, hybrid_search_sbitmap): Merge into ...
30691         (hybrid_search): ... new function.
30692         (iterative_dataflow_bitmap, iterative_dataflow_sbitmap): Merge into ...
30693         (iterative_dataflow): ... new function. Avoid use of fibheaps for
30694         a worklist.  Do not process basic blocks unnecessarily.
30696 2004-06-10  Roger Sayle  <roger@eyesopen.com>
30698         * fold-const.c (fold_abs_const): Make extern.
30699         * tree.h (fold_abs_const): Prototype here.
30700         * builtins.c (fold_builtin_fabs): New function to transform
30701         fabs, fabsf and fabsl builtins into ABS_EXPR tree nodes.
30702         (fold_builtin_abs): New function to transform abs, labs, llabs
30703         and imaxabs builtins into ABS_EXPR tree nodes.
30704         (expand_builtin): Fall back to a function call for abs, labs,
30705         llabs and imaxabs builtins that survive constant folding.
30706         (fold_builtin_1): Call fold_builtin_fabs for FABS, FABSF and
30707         FABSL, and fold_builtin_abs for ABS, LABS, LLABS and IMAXABS.
30709 2004-06-10  Jakub Jelinek  <jakub@redhat.com>
30711         * config/ia64/unwind-ia64.c (uw_frame_state_for): Don't assume a
30712         leaf function without unwind info at RP 0.
30714 2004-06-10  Jakub Jelinek  <jakub@redhat.com>
30716         PR c++/14791
30717         * tree.h (enum tree_index): Add TI_FILEPTR_TYPE.
30718         (fileptr_type_node): Define.
30719         * tree.c (build_common_tree_nodes_2): Initialize
30720         fileptr_type_node to ptr_type_node.
30721         * c-common.c (c_common_nodes_and_builtins): For C++, make
30722         fileptr_type_node a distinct type copy.
30723         * builtin-types.def (BT_FILEPTR, BT_FN_INT_CONST_STRING_FILEPTR,
30724         BT_FN_INT_INT_FILEPTR, BT_FN_INT_FILEPTR_CONST_STRING_VALIST_ARG,
30725         BT_FN_SIZE_CONST_PTR_SIZE_SIZE_FILEPTR,
30726         BT_FN_INT_FILEPTR_CONST_STRING_VAR): Add.
30727         (BT_FN_INT_CONST_STRING_PTR, BT_FN_INT_INT_PTR,
30728         BT_FN_SIZE_CONST_PTR_SIZE_SIZE_PTR, BT_FN_INT_PTR_CONST_STRING_VAR,
30729         BT_FN_INT_PTR_CONST_STRING_VALIST_ARG): Remove.
30730         * builtins.def (BUILT_IN_FPRINTF, BUILT_IN_FPRINTF_UNLOCKED,
30731         BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED, BUILT_IN_FPUTS,
30732         BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FSCANF, BUILT_IN_FWRITE,
30733         BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_VFPRINTF, BUILT_IN_VFSCANF): Use
30734         the above *FILEPTR* types instead of *PTR*.
30736 2004-06-09  Daniel Berlin <dberlin@dberlin.org>
30738         * tree-ssa.c (verify_ssa): Verify that vdefs/makes_aliased_stores
30739         match.
30741 2004-06-09  Roger Sayle  <roger@eyesopen.com>
30743         * fold-const.c (fold_not_const): New function.
30744         (fold) <ABS_EXPR>: Don't bother testing wins.
30745         (fold) <BIT_NOT_EXPR>: Call fold_not_const.
30746         (nondestructive_fold_unary_to_constant) <BIT_NOT_EXPR>: Likewise.
30748 2004-06-09  Richard Henderson  <rth@redhat.com>
30750         PR middle-end/15228
30751         * function.c (assign_parms): Always set_mem_align with the computed
30752         FUNCTION_ARG_BOUNDARY.  Don't clear stack_parm if !STRICT_ALIGNMENT.
30754 2004-06-09  Richard Henderson  <rth@redhat.com>
30756         PR opt/15108
30757         * tree-tailcall.c (find_tail_calls): Don't check early for
30758         tail_recursion failure.
30760 2004-06-09  Diego Novillo  <dnovillo@redhat.com>
30762         Move SSA_NAME annotations into tree_ssa_name.
30764         * tree-dfa.c (create_ssa_name_ann): Remove.
30765         * tree-flow-inline.h (ssa_name_ann, get_ssa_name_ann): Remove.
30766         * tree-flow.h (enum tree_ann_type): Remove SSA_NAME_ANN.
30767         (struct ssa_name_ann_d): Remove.
30768         (union tree_ann_d): Update.
30769         (ssa_name_ann_t): Remove.
30770         * tree-ssa-alias.c: (get_ptr_info): New local function.
30771         Replace references to ssa_name_ann_t with struct ptr_info_def.
30772         * tree-ssa-operands.c (get_expr_operands): Likewise.
30773         * tree.h (SSA_NAME_PTR_INFO): Define.
30774         (struct ptr_info_def): Declare.
30775         (struct tree_ssa_name): Add field 'ptr_info'.
30777 2004-06-09  Danny Smith  <dannysmith@users.sourceforge.net>
30779         * config/i386/winnt.c (i386_pe_output_labelref): Correct
30780         misplaced ')'.
30782 2004-06-09  Steven Bosscher  <stevenb@suse.de>
30784         * config/i386/k6.md: Rewrite using the DFA model.
30785         * config/i386/i386.c (ix86_adjust_cost): Don't increase the
30786         cost of load-operation insns for the K6.
30787         (ia32_use_dfa_pipeline_interface): Add TARGET_K6.
30788         (ia32_multipass_dfa_lookahead): Likewise.
30790 2004-06-09  Richard Henderson  <rth@redhat.com>
30792         * config/alpha/alpha.c (alpha_gimplify_va_arg_1,
30793         alpha_gimplify_va_arg, TARGET_GIMPLIFY_VA_ARG_EXPR): New.
30795 2004-06-09  Richard Henderson  <rth@redhat.com>
30797         * expmed.c (emit_store_flag): Cope with FLOAT_STORE_FLAG_VALUE.
30799 2004-06-09  Geoffrey Keating  <geoffk@apple.com>
30801         * Makefile.in (CPPLIB_H): Put files in order of inclusion.
30802         (CPP_ID_DATA_H): New.
30803         (gtype-desc.o): Update dependencies.
30804         (GTFILES): Use CPP_ID_DATA_H.
30806 2004-06-09  Mark Mitchell  <mark@codesourcery.com>
30808         Revert:
30809         PR c++/15815
30810         2004-06-07  Mark Mitchell  <mark@codesourcery.com>
30811         * doc/extend.texi: Deprecate #pragma interface and #pragma
30812         implementation.
30814 2004-06-09  David S. Miller  <davem@nuts.davemloft.net>
30816         * config/sparc/sparc.h (MOVE_RATIO): New definition.
30818 2004-06-09  Richard Henderson  <rth@redhat.com>
30820         * basic-block.h (struct edge_def): Add goto_locus.
30821         * tree-cfg.c (make_goto_expr_edges): Set it.
30822         (disband_implicit_edges): Use it.
30823         * tree-pretty-print.c (dump_implicit_edges): Print it.
30825 2004-06-08  Anil Paranjpe <anilp1@kpitcummins.com>
30827         * h8300.md (ldm_h8300s_4): Fix condition for expander.
30829 2004-06-08  Jason Merrill  <jason@redhat.com>
30831         Gimplify VA_ARG_EXPR into simpler forms.
30832         * target.h: Add gimplify_va_arg_expr hook.
30833         * target-def.h: Add TARGET_GIMPLIFY_VA_ARG_EXPR.
30834         * fold-const.c (build_fold_addr_expr)
30835         (build_fold_addr_expr_with_type): Move from gimplify.c.
30836         * tree.h: Declare them.
30837         * gimplify.c (gimplify_and_add): New fn.
30838         (build_addr_expr, build_addr_expr_with_type): Move to fold-const.c.
30839         (gimplify_array_ref_to_plus, gimplify_modify_expr)
30840         (gimplify_expr): Use build_fold_*.
30841         (copy_if_shared_r): Only mark VA_ARG_EXPR volatile if we
30842         don't know how to gimplify it.
30843         * builtins.c (std_gimplify_va_arg_expr): New fn.
30844         (dummy_object): New static fn.
30845         (gimplify_va_arg_expr): New fn.
30846         (stabilize_va_list): Use build_fold_*.
30847         * tree-gimple.h: Declare new fns.
30848         * config/i386/i386.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
30849         (ix86_gimplify_va_arg): New fn.
30850         * config/ia64/ia64.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
30851         (ia64_gimplify_va_arg): New fn.
30852         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): New fn.
30853         (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
30854         * alias.c (get_varargs_alias_set): Just return 0 for now.
30856         * c-objc-common.c (c_tree_printer): Improve handling of %T.
30858 2004-06-09  Andrew Pinski  <pinskia@physics.uc.edu>
30860         * tree-complex.c (expand_complex_comparison): Use fold_convert instead
30861         of convert.
30862         * tree-inline.c (setup_one_parameter): Likewise.
30863         * tree-sra.c (csc_build_component_ref): Likewise.
30864         * tree-ssa-ccp.c (ccp_fold): Likewise.
30865         * tree-ssa-copy.c (cprop_operand): Likewise.
30866         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
30867         * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
30869 2004-06-09  J"orn Rennecke <joern.rennecke@superh.com>
30871         PR rtl-optimization/15521:
30872         * sched-int.h (in_post_call_group_p): Change type to enum.
30873         * sched-deps.c (sched_analyze_insn):
30874         (sched_analyze): When in_post_call_group_p is post_call_initial,
30875         don't add a dependency, but still set SCHED_GROUP_P and CANT_MOVE,
30876         and also reset in_post_call_group_p to post_call.
30877         (sched_analyze): When the previous basic block ended in a CALL_INSN,
30878         initialize in_post_call_group_p as post_call_initial.
30879         (init_deps): initialize in_post_call_group_p to not_post_call.
30881 2004-06-09  Arnaud Charlet  <charlet@act-europe.fr>
30883         PR ada/6637
30884         * doc/install.texi: List ada, libada as options to --enable-shared
30886 2004-06-09  Paolo Bonzini  <bonzini@gnu.org>
30888         * aclocal.m4 (gcc_AC_PROG_LN): Remove.
30889         (gcc_AC_CHECK_DECLS): Use AH_TEMPLATE to generate
30890         config.in entries.
30891         * configure.ac: Call ACX_PROG_LN, falling back to $LN_S
30892         if hard links are not available.
30893         * configure: Regenerate.
30894         * config.in: Regenerate.
30896 2004-06-08  Per Bothner  <per@bothner.com>
30898         * configure.ac: New --enable-mapped-location sets USE_MAPPED_LOCATION.
30900 2004-06-08  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
30902         * toplev.c (floor_log2_wide): Correct casts for 64-bit hosts.
30903         Correct formatting.
30905 2004-06-08  James E Wilson  <wilson@specifixinc.com>
30907         PR target/15790
30908         * config/i386/i386-coff.h (ASM_OUTPUT_ALIGN): Define.
30910 2004-06-08  Andrew Pinski  <pinskia@physics.uc.edu>
30912         * fold-const.c (fold_convert): Treat OFFSET_TYPE like
30913         POINTER_TYPE and INTEGER_TYPE.
30915 2004-06-08  Bernardo Innocenti  <bernie@develer.com>
30917         * modulo-sched.c: Compile only when INSN_SCHEDULING is
30918         defined.
30920 2004-06-08  Jeff Law  <law@redhat.com>
30922         * doc/contrib.texi: Add entries for Stefan Olsson and
30923         Ola Ronnerup.
30925 2004-06-08  DJ Delorie  <dj@redhat.com>
30927         * toplev.c (floor_log2_wide): Replace loop with faster bit
30928         operations.
30929         (exact_log2_wide): Define in terms of the above.
30930         * toplev.h (floor_log2): Use _builtin_clz family of builtins if
30931         available.
30933 2004-06-08  Andrew Pinski  <pinskia@physics.uc.edu>
30935         * config/rs6000/rs6000.c (print_operand, <case 'z'>):
30936         Make sure that we are in INDIRECT mode when getting the
30937         stub name.
30939 2004-06-08  Anil Paranjpe <anilp1@kpitcummins.com>
30941         * h8300.md (extendqisi2_h8300): Add constraints.
30942         (ldm_h8300s_4_normal): Fix typo.
30944 2004-06-08  Richard Henderson  <rth@redhat.com>
30946         * gimple-low.c (struct lower_data): Replace the_return_label and
30947         one_return_stmt with return_statements.
30948         (lower_function_body): Process the entire list of return_statements.
30949         (lower_return_expr): Check source value before unifying return_exprs.
30950         * gimplify.c (gimplify_return_expr): Force the use of a temporary
30951         for !aggregate_value_p.
30952         * tree-gimple.c: Update RETURN_EXPR grammer.
30954 2004-06-08  Vladimir Makarov  <vmakarov@redhat.com>
30956         PR target/15598
30957         * config/ia64/ia64.c (bundling): Add missed TYPE_A.
30959 2004-06-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
30961         PR rtl-optimization/15717
30962         * config/i386/i386.c (legitimate_constant_p): Do not allow
30963         x - symbol_ref.
30965 2004-06-08  Alexandre Oliva  <aoliva@redhat.com>
30967         * gimplify.c (copy_if_shared_r): Revert:
30968         2004-05-21  Richard Henderson  <rth@redhat.com>
30969         * gimplify.c [...] Don't mark VA_ARG_EXPRs volatile here.
30971 2004-06-07  Roger Sayle  <roger@eyesopen.com>
30973         * expmed.c (add_cost, neg_cost, sdiv_pow2_cheap, smod_pow2_cheap):
30974         Make arrays indexed by machine mode.  Rename negate_cost to neg_cost.
30975         (init_expmed): Initialize these cost arrays as appropriate.
30976         (store_bit_field, extract_bit_field): Correct whitespace.
30977         (synth_mult, choose_mult_variant, expand_mult, expand_mult_highpart,
30978         expand_mult_highpart_optab, expand_divmod): Update uses of add_cost,
30979         neg_cost, sdiv_pow2_cheap, smod_pow2_cheap to index with mode,
30980         word_mode or compute_mode as appropriate.
30982 2004-06-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
30984         PR target/15783
30985         * config/sparc/sparc.c (function_arg_union_value): Add 'mode'
30986         parameter.  Enumerate the registers inside the PARALLEL.
30987         (function_arg): Adjust call to function_arg_union_value.
30988         (function_value): Likewise.
30990         * config/sparc/sparc.c (sparc_function_epilogue): Properly format.
30992 2004-06-07  Roger Sayle  <roger@eyesopen.com>
30994         * real.c (real_copysign): New function to implement libm's copysign.
30995         * real.h (real_copysign): Prototype here.
30996         * fold-const.c (tree_expr_nonnegative_p): The result of sqrt, sqrtf
30997         and sqrtl can be negative, as sqrt(-0.0) = -0.0.  Correct whitespace.
30998         * builtins.c (fold_builtin_isascii, fold_builtin_toascii,
30999         fold_builtin_isdigit): Add function prototypes.
31000         (fold_builtin_copysign): New function to fold copysign, copysignf
31001         and copysignl.  Optimize copysign(x,x) as x.  Evaluate copysign of
31002         constant arguments at compile-time using real_copysign.  Fold
31003         copysign(X,Y) as fabs(X) if Y is always non-negative.
31004         (fold_builtin_1): Correct minor whitespace/style issues.  Call
31005         fold_builtin_copysign for BUILT_IN_COPYSIGN{,F,L}.
31007 2004-06-07  J"orn Rennecke <joern.rennecke@superh.com>
31009         * tree.c (iterative_hash_expr): Use real_hash.
31011 2004-06-07  Joseph S. Myers  <jsm@polyomino.org.uk>
31013         PR c/14765
31014         * c-parse.in (compstmt_primary_start): Set last_expr_type to
31015         NULL_TREE.
31017 2004-06-07  Mark Mitchell  <mark@codesourcery.com>
31019         PR c++/15815
31020         * doc/extend.texi: Deprecate #pragma interface and #pragma
31021         implementation.
31023 2004-06-07  Alexandre Oliva  <aoliva@redhat.com>
31025         PR middle-end/15666
31026         * c-decl.c (finish_decl): Use change_decl_assembler_name for the
31027         builtin decl as well.
31029 2004-06-07  Roger Sayle  <roger@eyesopen.com>
31031         PR c/14649
31032         * c-typeck.c (require_constant_value, require_constant_elements):
31033         Move declarations to the top of the file.
31034         (build_function_call): If we require a constant value, fold with
31035         fold_initializer.  If the result is a constant, and the function
31036         wasn't called using __builtin_foo, issue a pedantic warning.
31037         (build_unary_op): If we require a constant value, fold tree with
31038         fold_initializer.
31039         (build_binary_op): Use require_constant_value to determine whether
31040         to call fold or fold_initializer.
31042 2004-06-07  Richard Henderson  <rth@redhat.com>
31044         * gimple-low.c (struct lower_data): Add the_return_label and
31045         one_return_stmt.
31046         (lower_function_body): Initialize and use them.
31047         (lower_return_expr): New.
31048         (lower_stmt): Call it.
31049         * gimplify.c (gimplify_return_expr): Force the argument to be either
31050         null or a result_decl.
31051         * tree-gimple.c: Update gimple grammer to match.
31052         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Deny
31053         coalescing of result_decls.
31055 2004-06-07  Richard Henderson  <rth@redhat.com>
31057         PR rtl-opt/15193
31058         * expmed.c (extract_bit_field): Fix vector_extract return.
31060         * config/i386/i386.md (negv4sf2): New pattern.
31062 2004-06-07  Mark Mitchell  <mark@codesourcery.com>
31064         PR c++/15337
31065         * c-common.c (c_sizeof_or_alignof_type): Use more detailed error
31066         message.
31068 2004-06-06  Paolo Bonzini  <bonzini@gnu.org>
31070         * config.in: Regenerate.
31072 2004-06-06  Steven Bosscher  <stevenb@suse.de>
31074         * tree-cfg.c (tree_verify_flow_info): Make sure that labels in
31075         SWITCH_LABELS are always sorted.
31077 2004-06-06  Steven Bosscher  <stevenb@suse.de>
31079         * hooks.c (hook_int_void_1): New generic hook.
31080         * hooks.h (hook_int_void_1): Add prototype.
31081         * config/c4x/c4x.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
31082         Define to hook_int_void_1.
31083         * config/c4x/c4x.md: Replace dummies for the old pipeline model
31084         with dummies for the new one.
31086 2004-06-06  Roger Sayle  <roger@eyesopen.com>
31088         * tree.h (lvalue_or_else): Delete function prototype.
31089         * c-typeck.c (lvalue_or_else): Make static.  Add static prototype.
31091 2004-06-06  Stephane Carrez  <stcarrez@nerim.fr>
31093         PR target/14542
31094         * config/m68hc11/m68hc11.md (move peephole2): Emit a use note to avoid
31095         a live change of a register after peephole replacement.
31097 2004-06-06  Joseph S. Myers  <jsm@polyomino.org.uk>
31099         PR c/13519
31100         * c-typeck.c (composite_type, common_pointer_type): New functions.
31101         (common_type): Split parts into composite_type and
31102         common_pointer_type.  Ensure that arithmetic operations return
31103         unqualified types without attributes.  Don't make composite type
31104         of signed enum and compatible integer be unsigned.
31105         (build_conditional_expr, build_binary_op): Use
31106         common_pointer_type.
31107         * c-decl.c (merge_decls): Use composite_type.
31108         * c-tree.h (composite_type): Declare.
31110 2004-06-06  Stephane Carrez  <stcarrez@nerim.fr>
31112         PR target/14457
31113         * config/m68hc11/m68hc11.c (splitable_operand): New predicate.
31114         * config/m68hc11/m68hc11-protos.h (splitable_operand): Declare.
31115         * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register it.
31116         (inhibit_libc): Must define.
31117         * config/m68hc11/m68hc11.md ("movhi_const0"): Use splitable_operand.
31118         ("*andhi3_gen", "iorhi3", "*iorhi3_gen"): Likewise.
31119         ("xorhi3"): Likewise.
31121 2004-06-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
31123         * cgraphunit.c (cgraph_decide_inlining): Adjust dump lines in
31124         always_inline pass.
31126 2004-06-05  David S. Miller  <davem@nuts.davemloft.net>
31128         * config/sparc/linux.h (TARGET_C99_FUNCTIONS): Set.
31129         * config/sparc/linux64.h (TARGET_C99_FUNCTIONS): Likewise.
31131 2004-06-05  Bernardo Innocenti  <bernie@develer.com>
31133         * regclass.c (init_reg_sets): Check for missing registers in target
31134         initializer macros FIXED_REGISTERS and CALL_USED_REGISTERS.
31136 2004-06-05  Zack Weinberg  <zack@codesourcery.com>
31138         * Makefile.in (MKDEPS_H): New shorthand.
31139         (c-opts.o): Update dependencies.
31140         * c-opts.c: Include mkdeps.h.
31141         (handle_deferred_opts): Use cpp_get_deps and deps_add_target,
31142         not cpp_add_dependency_target.
31144 2004-06-05  Steven Bosscher  <stevenb@suse.de>
31146         * config/v850/v850.c (v850_use_dfa_pipeline_interface): New.
31147         * config/v850/v850.md: Convert to DFA scheduler description.
31149 2004-06-05  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
31151         PR fortran/15478
31152         * doc/install.texi: Document GMP as prerequisite. Document
31153         --with-gmp and --with-gmp-dir configure options.
31154         * fortran/gfortran.texi: Remove section "Compiling and testing",
31155         remove TOC reference to it.
31157 2004-06-05  Graham Stott  <graham.stott@btinternet.com>
31159         * combine.c(simplify_shift_const): Check shift amount is a
31160         CONST_INT.
31162 2004-06-05  Danny Smith  <dannysmith@users.sourceforge.net>
31164         * toplev.c (init_asm_output): Add explicit 'b' to mode when
31165         opening asm_out_file.
31166         * c-pch.c (c_common_write_pch): Remove unnecessary fflush before
31167         reading asm_out_file. Replace fflush after reading asm_out_file
31168         with fseek.
31169         * hosthooks-def.h (HOST_HOOKS_GT_PCH_ALLOC_GRANULARITY): Define
31170         default and add to HOST_HOOKS_INITIALIZER.
31171         * hosthooks.h (gt_pch_alloc_granularity): Declare hook function.
31172         * ggc-common.c (default_gt_pch_alloc_granularity): New function.
31173         (gt_pch_save): Use host_hooks.gt_pch_alloc_granularity
31174         to set mmi.offset padding.
31175          * config.gcc (i[34567]86-*-mingw32*): Set target_gtfiles to
31176         $(srcdir)/config/i386/winnt.c.
31177         (i[34567]86-*-pe | i[34567]86-*-cygwin*): Likewise.
31178         (i[34567]86-*-uwin*): Likewise.
31179         *i[34567]86-*-interix3*): Likewise.
31180         * config.host (i[34567]86-*-mingw32*): Set out_host_hook_obj.
31181         * config/i386/host-mingw32.c: New file.
31182         * config/i386/x-mingw32: Add rule for host-mingw32.o.
31183         * config/i386/winnt.c: (struct extern_list) Tag as GTY.
31184         (extern_head): Likewise.
31185         (struct export_list) Likewise.
31186         (export_head): Likewise.
31187         (i386_pe_record_external_function): Use ggc_alloc.
31188         (i386_pe_record_exported_symbol): Likewise.
31189         Include "gt-winnt.h" at end.
31190         * doc/hostconfig.texi: Document
31191         HOST_HOOKS_GT_PCH_ALLOC_GRANULARITY.
31193 2004-06-04  Bernardo Innocenti  <bernie@develer.com>
31195         * config/m68k/m68k.h: Remove comments copied over from tm.texi.
31196         Rename 68000 and 68k to m68k for consistency in comments.  Remove
31197         trailing whitespace before EOLs and before TABs.
31198         (MAX_CODE_ALIGN): Remove unused macro.
31199         (CALL_USED_REGISTERS): Reformat and add comments.
31201 2004-06-04  Frank Ch. Eigler  <fche@redhat.com>
31203         * gcc.c (MFLIB_SPEC): Remove library references, to require users
31204         to enumerate -lmudflap* and dependencies when linking.
31206 2004-06-04  Paolo Bonzini  <bonzini@gnu.org>
31208         PR target/15822
31209         * dojump.c (do_jump): Fix uninitialized variable tcode1.
31211 2004-06-04  Jerry Quinn  <jlquinn@optonline.net>
31213         * Makefile.in (insn-conditions.o): Back out removal of reload.h.
31214         * genconditions.c (write_header): Back out removal of reload.h.
31216 2004-06-04  Jan Hubicka  <jh@suse.cz>
31218         Re-apply hopefully fixed patch:
31219         * i386.md (UNSPECV_EH_RETURN): Kill.
31220         (eh_return): Use jump_insn.
31221         (eh_return_si, eh_return_di): Change pattern to jump instruction.
31223 2004-06-04  Jeff Law  <law@redhat.com>
31225         * cfgrtl.c (try_redirect_by_replacing_jump): Fix return value.
31227 2004-06-04  Steven Bosscher  <stevenb@suse.de>
31229         * except.c (for_each_eh_region): New function.
31230         * except.h (for_each_eh_region): Add a prototype for it.
31231         * tree-cfg.c (update_eh_labels): New function, callback for
31232         for_each_eh_region.
31233         (label_for_bb): Make global static, unfortunately.
31234         (cleanup_dead_labels): Also update label references for
31235         exception regions.
31237 2004-06-03  Chris Demetriou  <cgd@broadcom.com>
31239         * config/mips/mips.c (struct irix_section_align_entry): Fix
31240         GTY marker.
31242 2004-06-03  Geoffrey Keating  <geoffk@apple.com>
31244         * toplev.c (check_global_declarations): Don't ask for
31245         DECL_ASSEMBLER_NAME unless the function really is declared
31246         static and not defined.
31248 2004-06-03  Matt Austern  <austern@apple.com>
31250         PR c++/15428
31251         * default.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): New name
31252         for TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY, with reversed sense.
31253         * config/darwin.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): Likewise.
31254         * doc/tm.texi (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): Rewrite
31255         documentation to reflect the new macro name and to clarify its
31256         meaning.
31258 2004-06-03  Steven Bosscher  <stevenb@suse.de>
31260         * rtl.def (VAR_LOCATION): Make RTX_EXTRA.
31262 2004-06-03  Andrew Pinski  <pinskia@physics.uc.edu>
31264         * config/darwin.c (machopic_indirect_data_reference): Copy
31265         the SYMBOL_REF_DECL from the original RTX for the new
31266         non-lazy pointer RTX.
31268 2004-06-03  Mark G. Adams  <mark.g.adams@sympatico.ca>
31270         * tree.h: Remove include of version.h
31271         * c-cppbuiltin.c: Include version.h
31272         * diagnostic.c: Include version.h
31273         * dwarf2out.c: Include version.h
31274         * toplev.c: Include version.h
31275         * vmsdbgout.c: Include version.h
31276         * Makefile.in: Remove dependency on version.h from TREE_H, and
31277         add dependencies to required .o targets
31279 2004-06-03  Jerry Quinn  <jlquinn@optonline.net>
31281         * Makefile.in (RA_H, RESOURCE_H, SCHED_INT_H, CFGLAYOUT_H,
31282         CFGLOOP_H, DF_H, DDG_H, TREE_SSA_LIVE_H): New.
31283         (TARGET_H): Add insn-modes.h.
31284         (tree-ssa.o, tree-cfg.o, tree-ssa-loop.o, toplev.o, passes.o,
31285         loop.o, loop-doloop.o, unroll.o, cfgloop.o, cfgloopanal.o,
31286         loop-iv.o, cfgloopmanip.o, loop-init.o, loop-unswitch.o,
31287         loop-unroll.o, ddg.o, modulo-sched.o, predict.o,
31288         cfglayout.o, ifcvt.o): Replace cfgloop.h with CFGLOOP_H.
31289         (toplev.o, passes.o, cfghooks.o, cfgloopmanip.o, loop-init.o,
31290         loop-unswitch.o, loop-unroll.o, ddg.o, modulo-sched.o,
31291         bb-reorder.o, tracer.o, cfglayout.o): Replace cfglayout.h with
31292         CFGLAYOUT_H.
31293         (ra.o, ra-build.o, ra-colorize.o, ra-debug.o, ra-rewrite.o):
31294         Replace ra.h with RA_H.
31295         (resource.o, regrename.o, insn-conditions.o, insn-emit.o,
31296         insn-recog.o): Replace resource.h with RESOURCE_H.
31297         (ddg.o, modulo-sched.o, haifa-sched.o, sched-deps.o, sched-rgn.o,
31298         sched-ebb.o, sched-vis.o, out_object_file): Replace sched-int.h
31299         with SCHED_INT_H.
31300         (web.o, lcm.o, df.o, ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
31301         ra-rewrite.o): Replace df.h with DF_H.
31302         (ddg.o, modulo-sched.o): Replace ddf.h with DDG_H.
31303         (tree-outof-ssa.o, tree-ssa-live.o, tree-ssa-copyrename.o):
31304         Replace tree-ssa-live.h with TREE_SSA_LIVE_H.
31305         (insn-conditions.o): Remove unused reload.h.
31306         * cfglayout.h: Add include guard.  Include basic-block.h.
31307         * cfgloop.h: Add include guard.  Include basic-block.h, rtl.h.
31308         * ddg.h: Include sbitmap.h, basic-block.h, df.h.
31309         * df.h: Add include guard.  Include bitmap.h, sbitmap.h,
31310         basic-block.h.
31311         * genconditions.c: Remove reload.h.
31312         * ra.h: Add include guard.  Include bitmap.h, sbitmap.h,
31313         hard-reg-set.h, insn-modes.h.
31314         * resource.h: Add include guard.  Include hard-reg-set.h.
31315         * sched-int.h: Add include guard.  Include insn-attr.h,
31316         basic-block.h, rtl.h.
31317         * target.h: Add include guard.  Include insn-modes.h.
31318         * tree-ssa-live.h: Include partition.h.
31320 2004-06-03  Daniel Berlin  <dberlin@dberlin.org>
31321                 Kenneth Zadeck <zadeck@naturalbridge.com>
31323         * tree-ssa-ccp.c (varying_ssa_edges): New worklist.
31324         (add_var_to_ssa_edges_worklist): Add value argument.
31325         Update callers.
31326         Use new worklist.
31327         (process_ssa_edge_worklist): New function.
31328         (tree_ssa_ccp): Move worklist processing core to
31329         process_ssa_edge_worklist, and just call that for the two worklists.
31331 2004-06-03  Steven Bosscher  <stevenb@suse.de>
31333         * basic-block.c (tail_recursion_label_list): Don't declare.
31334         (CLEANUP_PRE_SIBCALL): Remove.  Renumber the other CLEANUP_*
31335         accordingly.
31336         * cfgbuild.c (find_label_refs): Remove.
31337         (find_basic_blocks_1): Don't handle CALL_PLACEHOLDER insns.
31338         * cfgcleanup.c (tail_recursion_label_p): Remove.
31339         (merge_blocks_move): Do not check for tail recursion.
31340         (try_optimize_cfg): Likewise.
31341         (cleanup_cfg): Never handle CLEANUP_PRE_SIBCALL.
31342         * cfgrtl.c (tail_recursion_label_list): Remove.
31343         * except.c (remove_unreachable_regions): Don't handle
31344         CALL_PLACEHOLDER insns.
31345         (convert_from_eh_region_ranges_1, can_throw_internal,
31346         can_throw_external): Likewise.
31347         * function.c (free_after_compilation): Don't clear
31348         x_tail_recursion_label.
31349         (fixup_var_refs_insns): Don't handle CALL_PLACEHOLDER insns.
31350         (identify_blocks_1): Don't recurse for CALL_PLACEHOLDER insns.
31351         (reorder_blocks_1): Likewise.
31352         * function.h (struct function): Remove x_tail_recursion_label
31353         member.  Don't define tail_recursion_label.
31354         * jump.c (mark_all_labels): Don't handle CALL_PLACEHOLDER insns.
31355         * print-rtl.c (print_rtx): Likewise.
31356         * rtl.def (CALL_PLACEHOLDER): Remove.
31357         * rtl.h (sibcall_use_t): Remove enum.
31358         (optimize_sibling_and_tail_recursive_calls,
31359         replace_call_placeholder): Remove function prototypes.
31360         * stmt.c (tail_recursion_args): Remove.
31361         (optimize_tail_recursion): Remove.
31362         (expand_return): Don't check for possible tail recursion.
31363         * tree.h (optimize_tail_recursion): Remove prototype.
31365 2004-06-02  Jan Hubicka  <jh@suse.cz>
31367         * tree-cfg.c (tree_find_edge_insert_loc): Allow inserting before
31368         return_stmt.
31370 2004-06-02  Jason Merrill  <jason@redhat.com>
31372         * Makefile.in (TAGS): Don't mess with c-parse.[ch].
31373         Do include c-parse.in.
31375 2004-06-02  Eric Christopher  <echristo@redhat.com>
31377         * c-typeck.c (common_type): Don't lose type qualifiers
31378         when creating new variants.
31380 2004-06-02  Andrew Pinski  <pinskia@physics.uc.edu>
31382         PR tree-optimization/14042
31383         PR tree-optimization/14729
31384         PR tree-optimization/14736
31385         * tree-ssa.c (tree_ssa_useless_type_conversion_1):
31386         Check the type which the pointer points to
31387         instead of the pointer types.
31389 2004-06-02  Kazu Hirata  <kazu@cs.umass.edu>
31391         PR tree-optimization/15738.
31392         * builtins.c (fold_builtin_strchr): Transform
31393         strrchr (s, '\0') to strchr (s, '\0').
31395 2004-06-02  Steven Bosscher  <stevenb@suse.de>
31397         * i386.c (ix86_adjust_cost): Don't increase the cost for
31398         load+operation for PROCESSOR_PENTIUMPRO, it is already
31399         modelled in the DFA description
31401 2004-06-01  Jerry Quinn  <jlquinn@optonline.net>
31403         * Makefile.in (EXPR_H): Add insn-config.h, function.h,
31404         $(RTL_H), flags.h, $(TREE_H), $(MACHMODE_H), $(EXPR_H).
31405         (ALIAS_H, EMIT_RTL_H): New.
31406         (cselib.o): Replace EXPR_H with EMIT_RTL_H.
31407         (cfgcleanup.o): Add EMIT_RTL_H.
31408         (alias.o): Replace EXPR_H with EMIT_RTL_H and ALIAS_H.
31409         * alias.c: Replace expr.h with emit-rtl.h and alias.h.
31410         * attribs.c, c-lex.c, c-obj-common.c, c-semantics.c: Remove expr.h.
31411         * cfgcleanup.c, cselib.c: Replace expr.h with emit-rtl.h.
31412         * expr.h: Add include guard.  Include function.h, rtl.h, flags.h,
31413         tree.h, machmode.h, insn-config.h, alias.h, emit-rtl.h.
31414         (get_varargs_alias_set, get_frame_alias_set, record_base_value,
31415         record_alias_subset, new_alias_set, can_address_p): Move to alias.h.
31416         (set_mem_alias_set, set_mem_align, set_mem_expr, set_mem_offset,
31417         set_mem_size): Move to emit-rtl.h.
31418         * emit-rtl.h: New.
31419         * alias.h: New.
31421 2004-06-01  Eric Botcazou  <ebotcazou@act-europe.fr>
31423         * function.c (walk_fixup_memory_subreg): New parameter 'var'.
31424         Call fixup_memory_subreg only if the MEM is equal to 'var'.
31425         Adjust recursive calls to self.
31426         (fixup_var_refs_insn): Pass 'var' to walk_fixup_memory_subreg.
31428 2004-06-01  Richard Henderson  <rth@redhat.com>
31429             Andrew Pinski  <pinskia@physics.uc.edu>
31431         * c-parse.in (OFFSETOF, offsetof_member_designator): New.
31432         (primary): Handle offsetof.  Add error productions for faux functions.
31433         Move component_ref objc checking to build_component_ref.
31434         (reswords): Add offsetof.
31435         (rid_to_yy): Add offsetof.
31436         * c-tree.h (build_offsetof): Declare.
31437         * c-common.h (objc_is_public): Declare.
31438         * c-typeck.c (build_component_ref): Check objc_is_public.
31439         (build_offsetof): New.
31440         * stub-objc.c (objc_is_public): New.
31441         * objc/objc-act.c, objc/objc-act.h (objc_is_public): Rename
31442         from is_public.
31443         * ginclude/stddef.h (offsetof): Use __builtin_offsetof.
31444         * doc/extend.texi (Offsetof): Move from C++ section to C section
31445         and rewrite for __builtin_offsetof.
31447 2004-06-01  Peter Barada  <peter@the-baradas.com>
31448             Peter Jakubek  <peter@laseranimation.com>
31450         * config/m68k/m68k.c(m68k_output_mi_thunk): For ColdFire, use %d0 as
31451         a scratch to perform an add to memory.
31453 2004-06-01  Bernardo Innocenti  <bernie@develer.com>
31455         PR target/14018
31456         * config/m68k/m68k.c (m68k_align_loops_string, m68k_align_jumps_string,
31457         m68k_align_funcs_string, m68k_align_loops, m68k_align_jumps,
31458         m68k_align_funcs): Remove.
31459         (override_options): Remove code to handle -malign-* options.
31460         * config/m68k/m68k.h (TARGET_OPTIONS): Remove -malign-* options.
31461         (FUNCTION_BOUNDARY, LOOP_ALIGN, LOOP_ALIGN_AFTER_BARRIER): Remove.
31462         (m68k_align_loops_string, m68k_align_jumps_string,
31463         m68k_align_funcs_string, m68k_align_loops, m68k_align_jumps,
31464         m68k_align_funcs): Remove definitions.
31466 2004-06-01  Paul Eggert  <eggert@cs.ucla.edu>
31468         PR target/15626
31469         * doc/install.texi (sparc-sun-solaris2*): Document messages issued
31470         by the Sun linker in conjunction with the Sun assembler.
31471         (sparc-sun-solaris2.7): Update revision info for Sun patch 106950.
31473 2004-06-01  Jeff Law  <law@redhat.com>
31475         * stmt.c (expand_decl): Be more selective about calling
31476         mark_reg_pointer.
31478 2004-06-01  Nicola Pero  <nicola@brainstorm.co.uk>
31480         PR objc/7993
31481         * objc-act.c (is_private): Do not emit the 'instance variable %s
31482         is declared private' error.
31483         (is_public): Emit the error after calling is_private.
31484         (lookup_objc_ivar): If the instance variable is private, return 0
31485         - the instance variable is invisible here.
31487 2004-06-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
31489         * doc/invoke.texi (-static-libgcc): Explicitly mention
31490         non-GNU linkers.
31492 2004-06-01  Bernardo Innocenti  <bernie@develer.com>
31494         PR target/12968
31495         * doc/invoke.texi: Document stack alignment side-effect of -mshort.
31497 2004-05-31  Joseph S. Myers  <jsm@polyomino.org.uk>
31499         PR c/15749
31500         * c-decl.c (grokdeclarator, finish_struct): Don't pedwarn for
31501         misuses of structures with flexible array members if
31502         in_system_header.
31504 2004-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
31506         PR target/15693
31507         * config/sparc/sparc.c (compare_operand): New predicate.
31508         * config/sparc/sparc.h (PREDICATE_CODES): Add it.
31509         * config/sparc/sparc.md (cmpsi expander): Use it.  If the first
31510         operand is a ZERO_EXTRACT and the second operand is not zero,
31511         force the former to a register.
31512         (cmpdi expander): Likewise.
31514 2004-05-31  Geoffrey Keating  <geoffk@apple.com>
31516         * gengtype-lex.l: Catch stray GTY markers in the files gengtype
31517         looks at.
31518         * alias.c (alias_invariant_size): Make alias_invariant_size
31519         static, fix GTY marker.
31521 2004-05-31  Kazu Hirata  <kazu@cs.umass.edu>
31523         PR tree-optimization/15743.
31524         * builtins.c (fold_builtin_1): Fold index() and rindex().
31526 2004-05-31  Roger Sayle  <roger@eyesopen.com>
31528         PR middle-end/15069
31529         * fold-const.c (fold_single_bit_test): Only perform "(X & C) != 0"
31530         into "X < 0" (where C is the signbit) if X's type is a full mode.
31532 2004-05-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31534         * pa.md: Disable the peephole2 patterns that generate indexed
31535         floating-point stores when indexing is disabled.
31537 2004-05-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>
31539         * c-pretty-print.c (pp_c_left_bracket): Make a function.
31540         (pp_c_right_bracket): Likewise.
31541         (pp_c_star): Likewise.
31542         (pp_c_ampersand): Define.
31543         * c-pretty-print.h (pp_c_left_bracket): Declare.
31544         (pp_c_right_bracket): Likewise.
31545         (pp_c_star): Likewise.
31546         (pp_c_ampersand): Likewise.
31548 2004-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
31550         * config/sol2.h (__enable_execute_stack): ANSIfy function
31551         definition.
31553 2004-05-31  Danny Smith  <dannysmith@users.sourceforge.net>
31555         * c-incpath.c (add_path): Canonicalize paths to use '/' if
31556         HAVE_DOS_BASED_FILESYSTEM.
31558 2004-05-31  Steven Bosscher  <stevenb@suse.de>
31560         * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
31561         Only look at case labels if the immediate dominator is also
31562         the only predecessor.  Don't look for more case labels if the
31563         first seen is a case range.
31565 2004-05-31  Kazu Hirata  <kazu@cs.umass.edu>
31567         * builtins.c: Add a prototype for fold_builtin_strchr().
31569 2004-05-31  Paolo Bonzini  <bonzini@gnu.org>
31571         Revert this patch:
31572         2004-05-27  Paolo Bonzini  <bonzini@gnu.org>
31574         * combine.c (gen_binary): Remove.
31575         (known_cond, simplify_shift_const
31576         find_split_point, combine_simplify_rtx,
31577         simplify_if_then_else, simplify_set,
31578         simplify_logical, expand_field_assignment,
31579         extract_left_shift, force_to_mode,
31580         if_then_else_cond, apply_distributive_law,
31581         simplify_and_const_int, simplify_shift_const,
31582         gen_lowpart_for_combine, simplify_comparison,
31583         reversed_comparison): Replace with
31584         simplify_gen_binary, simplify_gen_relational or
31585         distribute_and_simplify_rtx.
31586         (distribute_and_simplify_rtx): New function.
31588 2004-05-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31590         * pa.c (emit_move_sequence): Fix loading of non 14-bit CONST operands
31591         when generating PIC code.
31593 2004-05-30  Andrew Pinski  <pinskia@physics.uc.edu>
31595         * c-decl.c (c_expand_body_1): Remove and fold back into ...
31596         (c_expand_body): here.
31597         (c_expand_decl): Move to ...
31598         * c-common.c (c_expand_decl): Here and remove check for nested
31599         functions.
31600         * c-common.h (c_expand_decl): Add prototype.
31601         * c-tree.h (c_expand_decl): Remove.
31603 2004-05-30  Roger Sayle  <roger@eyesopen.com>
31605         * fold-const.c (combine_comparisons, optimize_bit_field_compare,
31606         range_binop, fold_truthop, fold_binary_op_with_conditional_arg,
31607         fold_mathfn_compare, fold_inf_compare, fold,
31608         fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
31609         Use constant_boolean_node where appropriate.  Don't bother using
31610         fold_convert on the second argument to omit_one_operand.
31612 2004-05-30  Roger Sayle  <roger@eyesopen.com>
31614         * doc/c-tree.texi (Expressions): Document FLOOR_DIV_EXPR,
31615         CEIL_DIV_EXPR, ROUND_DIV_EXPR, FLOOR_MOD_EXPR, CEIL_MOD_EXPR,
31616         ROUND_MOD_EXPR, EXACT_DIV_EXPR.  Improve documentation of
31617         TRUNC_DIV_EXPR, TRUNC_MOD_EXPR and comparison operations.
31618         Add missing (but documented) tree nodes to the index.
31620 2004-05-30  Steven Bosscher  <stevenb@suse.de>
31622         PR tree-optimization/14819
31623         * builtins.c (fold_builtin_strchr): New.
31624         (fold_builtin_1): Handle BUILT_IN_STRCHR and BUILT_IN_STRRCHR
31625         with fold_builtin_strchr().
31627 2004-05-30  Kazu Hirata  <kazu@cs.umass.edu>
31629         * bb-reorder.c, builtins.c, c-common.c, c-gimplify.c,
31630         c-incpath.c, cgraphunit.c, ddg.c, defaults.h, dwarf2out.c,
31631         expmed.c, flags.h, gcc.c, gensupport.c, gimplify.c, global.c,
31632         passes.c, reg-stack.c, target.h, toplev.c, tree-alias-ander.c,
31633         tree-alias-common.c, tree-cfg.c, tree-complex.c, tree-dfa.c,
31634         tree-eh.c, tree-mudflap.c, tree-mudflap.h, tree-outof-ssa.c,
31635         tree-phinodes.c, tree-pretty-print.c, tree-ssa-alias.c,
31636         tree-ssa-ccp.c, tree-ssa-live.c, tree-ssa-live.h,
31637         tree-ssa-pre.c, tree.h, value-prof.h, varasm.c: Fix comment
31638         formatting.
31640 2004-05-30  Steven Bosscher  <stevenb@suse.de>
31642         * gimplify.c (sort_case_labels): New.  Split out from...
31643         (gimplify_switch_expr): ...here.  Use it.
31644         * tree-eh.c (lower_try_finally_switch): Sort the labels of
31645         the SWITCH_EXPR created here before leaving the function.
31646         * tree.c (sort_case_labels): Add prototype.
31648 2004-05-30  Andrew Pinski  <pinskia@physics.uc.edu>
31650         * fold-const.c (fold) [case TRUTH_NOT_EXPR]: Make sure the type is
31651         of BOOLEAN_TYPE.
31653 2004-05-30  Kazu Hirata  <kazu@cs.umass.edu>
31655         * c-common.c, calls.c, cfgcleanup.c, cgraph.c, cgraphunit.c,
31656         ddg.c, ddg.h, df.c, df.h, except.c, expr.c, flags.h,
31657         fold-const.c, gcc.c, gimplify.c, haifa-sched.c,
31658         modulo-sched.c, tree-inline.c, tree-into-ssa.c, tree-nested.c,
31659         tree-nrv.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-live.c,
31660         tree-ssa-loop.c, tree-ssa-pre.c, tree-tailcall.c, tree.h: Fix
31661         comment typos.  Follow spelling conventions.
31663 2004-05-29  Geoffrey Keating  <geoffk@apple.com>
31665         * gengtype-yacc.y: Add NESTED_PTR token.
31666         (option): Record `nested_ptr' option.
31667         * gengtype-lex.l: Handle `nested_ptr' keyword.
31668         * gengtype.c (walk_type): Process `nested_ptr' option.
31669         * gengtype.h (struct nested_ptr_data): New.
31670         * doc/gty.texi (GTY Options): Document `nested_ptr' option.
31671         * stringpool.c (struct string_pool_data): Make 'entries' point to
31672         ht_identifier instead of tree.
31673         (gt_pch_save_stringpool): Don't adjust pointers.
31674         (gt_pch_restore_stringpool): Call ht_load.
31676 2004-05-29  Jason Merrill  <jason@redhat.com>
31678         * gimplify.c (gimplify_expr): Don't build a statement list
31679         if no gimplification was necessary.
31681 2004-05-29  Joseph S. Myers  <jsm@polyomino.org.uk>
31683         * pretty-print.c (pp_base_format_text): Support %< instead of %`
31684         and %> as well as %'.
31685         * c-format.c: Use %< and %>.
31686         (gcc_diag_char_table, gcc_cdiag_char_table,
31687         gcc_cxxdiag_char_table): Update.
31689 2004-05-29  Joseph S. Myers  <jsm@polyomino.org.uk>
31691         * c-typeck.c (common_type): Correct comment.
31693 2004-05-29  Peter Barada  <peter@the-baradas.com>
31695         * config/m68k/m68k.c (CONST_METHOD): Add MVZ, MVS.
31696         * config/m68k/m68k.c (const_method): Likewise.
31697         * config/m68k/m68k.c (const_int_cost): Likewise.
31698         * config/m68k/m68k.c (const_int_cost): Likewise.
31699         * config/m68k/m68k.c (output_move_const_into_data_reg): Likewise.
31701 2004-05-29  Peter Barada  <peter@the-baradas.com>
31703         * config/m68k/m68k.h (EXTRA_CONSTRAINT): add 'U' for register offset
31704         addressing.
31705         * config/m68k/m68k.md: Add 'U,U' alternative to ColdFire variants of
31706         movsi,movhi,movqi insn patterns.
31708 2004-05-28  Andrew Pinski  <pinskia@physics.uc.edu>
31710         * c-semantics.c (emit_local_var): Remove code for DECL_INITIAL.
31712         PR target/15720
31713         * config/darwin.c (machopic_indirect_call_target): Copy
31714         the SYMBOL_REF_DECL from the original RTX for the new
31715         stub RTX.
31717 2004-05-28  DJ Delorie  <dj@redhat.com>
31719         * stor-layout.c (place_field): Revert erroneous commit.
31721 2004-05-28  Ziemowit Laski  <zlaski@apple.com>
31723         * config/rs6000/altivec.h (vec_ctf, vec_vcfsx, vec_vcfux, vec_cts,
31724         vec_ctu, vec_dss, vec_dst, vec_dstst, vec_dststt, vec_dstt, vec_ld,
31725         vec_ldl, vec_lvsl, vec_lvsr, vec_sld, vec_splat, vec_vspltw,
31726         vec_vsplth, vec_vspltb, vec_splat_s8, vec_splat_s16, vec_splat_s32,
31727         vec_splat_u8, vec_splat_u16, vec_splat_u32, vec_st, vec_stl,
31728         vec_ste): Remove type checks for integral parameters and literals
31729         from '..._args_eq' macros.
31731 2004-05-28  Aldy Hernandez  <aldyh@redhat.com>
31733         * c-common.c (fname_as_string): Fix xcalloc to xmalloc.
31735 2004-05-28  Aldy Hernandez  <aldyh@redhat.com>
31737         * testsuite/g++.dg/charset/function.cc: New.
31739         * testsuite/gcc.dg/charset/function.c: New.
31741         * c-decl.c (c_make_fname_decl): Free return value from
31742         fname_as_string.
31744         * cp/decl.c (cp_make_fname_decl): Free return value from
31745         fname_as_string.
31747         * c-common.c (fname_as_string): Translate if necessary.
31749 2004-05-28  Geoffrey Keating  <geoffk@apple.com>
31751         * stringpool.c: Add comments to PCH saving/restoring routines.
31753 2004-05-28  Andrew Pinski  <pinskia@physics.uc.edu>
31755         * c-common.c (c_estimate_num_insns_1): Kill.
31756         (c_estimate_num_insns): Kill.
31757         * c-common.h (c_estimate_num_insns): Kill.
31759         * gthr-posix.h: Check for _POSIX_PRIORITY_SCHEDULING
31760         when checking for _POSIX_THREAD_PRIORITY_SCHEDULING.
31761         Remove comment about not checking for
31762         _POSIX_PRIORITY_SCHEDULING.
31763         * gthr-posix.c: Likewise.
31765 2004-05-28  Paolo Bonzini  <bonzini@gnu.org>
31766             Roger Sayle  <roger@eyesopen.com>
31768         PR rtl-optimization/15649
31769         Add LTGT_EXPR and improve pretty-printing of unordered
31770         comparisons.
31771         * c-common.c (c_common_truthvalue_conversion):
31772         Handle LTGT_EXPR.
31773         * c-typeck.c (build_binary_op): Likewise.
31774         * dojump.c (do_jump): Likewise.
31775         * expr.c (expand_expr_real_1, do_store_flag): Likewise.
31776         * predict.c (tree_predict_by_opcode): Likewise.
31777         * real.c (real_compare): Likewise.
31778         * tree-cfg.c (verify_expr): Likewise.
31779         * tree-inline.c (estimate_num_insns_1): Likewise.
31780         * tree-pretty-print.c (dump_generic_node): Likewise.
31781         Handle ORDERED_EXPR, UNORDERED_EXPR.
31782         (op_symbol): Print unordered comparisons differently
31783         than ordered ones.
31784         * tree.def (LTGT_EXPR): New '<' tree code.
31785         * doc/c-tree.texi (Expressions): Document floating-point
31786         comparison nodes.
31788         Fold comparisons between floating point values.
31789         * fold-const.c (enum comparison_code): New, from
31790         #define'd constants.  Define compcodes for unordered
31791         comparisons and for invalid transformations.
31792         (invert_tree_comparison): Add "honor_nans" parameter.
31793         (fold_truthop): Revamp to work on floating-point types too.
31794         (comparison_to_compcode): Support unordered comparisons.
31795         Use new enum comparison_code.
31796         (compcode_to_comparison): Likewise.
31797         (combine_compcodes): New function.
31798         (invert_truthvalue): Let invert_tree_comparison decide
31799         whether it is valid to fold the comparison.  Fold ORDERED
31800         and UNORDERED even if flag_unsafe_math_optimizations is off,
31801         and the remaining even if flag_unsafe_math_optimizations
31802         is off but we are under -fno-trapping-math.
31803         (fold_relational_const): Integer modes do not honor NaNs.
31805 2004-05-28  Paul Brook  <paul@codesourcery.com>
31807         * config/arm/arm.c (arm_output_epilogue): Remove redundant code.
31809 2004-05-28  Paul Brook  <paul@codesourcery.com>
31811         * config/arm/arm.c (thumb_force_lr_save): New function.
31812         (arm_get_frame_offsets, thumb_unexpanded_epilogue,
31813         thumb_output_function_prologue): Use it.
31814         (thumb_expand_prologue): Set lr_save_eliminated.
31816 2004-05-28  Richard Sandiford  <rsandifo@redhat.com>
31818         * config/mips/mips.md (extendsidi2): Tie the source and destination
31819         of the register alternative.  Split it into nothing.
31821 2004-05-28  Richard Sandiford  <rsandifo@redhat.com>
31823         * rtl.h (skip_consecutive_labels): Declare.
31824         * emit-rtl.c (skip_consecutive_labels): New function.
31825         * reorg.c (relax_delay_slots, dbr_schedule): Use it.
31826         * jump.c (follow_jumps): Say what null return values mean.
31828 2004-05-28  Kaz Kojima  <kkojima@gcc.gnu.org>
31830         PR target/13250
31831         * config/sh/sh.md (rotlsi3): Use emit_move_insn.
31833 2004-05-27  Kaz Kojima  <kkojima@gcc.gnu.org>
31835         * config/sh/t-linux (SHLIB_MAPFILES): Use sh specific
31836         libgcc-std.ver.
31837         * config/sh/libgcc-std.ver: New file.
31839 2004-05-27  Bryce McKinlay  <mckinlay@redhat.com>
31841         * except.c: Revert change of 2004-05-26.
31842         * config/i386/i386.md: Revert change of 2004-05-27.
31844 2004-05-27  Bryce McKinlay  <mckinlay@redhat.com>
31846         * configure.ac: Remove --enable-tree-browser option.
31847         Define TREEBROWSER when ac_tree_checking is defined.
31848         * configure: Rebuilt.
31850 2004-05-27  Olivier Hainque  <hainque@act-europe.fr>
31852         * expr.c (store_constructor): Restore sanity check on
31853         the size of the type before clearing.
31855 2004-05-27  Jan Hubicka  <jh@suse.cz>
31857         * cfgbuild.c (control_flow_insn_p): Notice noreturn call
31859 2004-05-27  Paolo Bonzini  <bonzini@gnu.org>
31861         * combine.c (gen_binary): Remove.
31862         (known_cond, simplify_shift_const
31863         find_split_point, combine_simplify_rtx,
31864         simplify_if_then_else, simplify_set,
31865         simplify_logical, expand_field_assignment,
31866         extract_left_shift, force_to_mode,
31867         if_then_else_cond, apply_distributive_law,
31868         simplify_and_const_int, simplify_shift_const,
31869         gen_lowpart_for_combine, simplify_comparison,
31870         reversed_comparison): Replace with
31871         simplify_gen_binary, simplify_gen_relational or
31872         distribute_and_simplify_rtx.
31873         (distribute_and_simplify_rtx): New function.
31874         * simplify-rtx.c (simplify_binary_operation):
31875         Use nonzero_bits to simplify ANDs where we are
31876         turning off bits already known to be off in OP0.
31878 2004-05-27  Alan Modra  <amodra@bigpond.net.au>
31880         PR target/14478
31881         * config/rs6000/rs6000.c (reg_or_neg_short_operand): Don't allow zero.
31883 2004-05-27  Josef Zlomek  <zlomekj@suse.cz>
31885         PR middle-end/14084
31886         * emit-rtl.c (gen_rtx_REG_offset): Adjust the offset according
31887         to size of decl.
31889 2004-05-26  Aldy Hernandez  <aldyh@redhat.com>
31891         PR/14924
31892         * config/rs6000/rs6000.c (spe_expand_stv_builtin): New.
31894 2004-05-26  Roger Sayle  <roger@eyesopen.com>
31896         * tree.h: Fix comment typo.
31898 2004-05-27  Steven Bosscher  <stevenb@suse.de>
31900         * gimplify.c (compare_case_labels): New function.
31901         (gimplify_switch_expr): Sort case labels, and make sure the
31902         last label in the label vector is the default case.
31903         * tree-cfg.c (group_case_labels): New function.
31904         (build_tree_cfg): Cleanup redundant labels and group case labels
31905         before creating edges.
31906         (cleanup_dead_labels): Handle GOTO_EXPRs.
31907         (find_case_label_for_value): Use a binary search to find the
31908         case label for the given value.
31909         * tree-gimple.c: Mention that labels are sorted, and that the
31910         last label must be the default.
31912 2004-05-27  Jan Hubicka  <jh@suse.cz>
31914         * cfgcleanup.c (try_optimize_cfg): Do not merge across jumptables.
31916 2004-05-27  Jan Hubicka  <jh@suse.cz>
31918         * i386.md (UNSPECV_EH_RETURN): Kill.
31919         (eh_return): Use jump_insn.
31920         (eh_return_si, eh_return_di): Change pattern to jump instruction.
31922 2004-05-26  Jan Hubicka  <jh@suse.cz>
31924         * cfgcleanup.c (try_forward_edges): Do not check loop structure when
31925         not loop optimizing.
31927 2004-05-26  Jan Hubicka  <jh@suse.cz>
31929         * except.c (can_throw_internal): Notice RESX instructions.
31931 2004-05-26  Eric Botcazou  <ebotcazou@act-europe.fr>
31933         * varasm.c (output_constant) <INTEGER_TYPE>: Pass the minimum
31934         of the two sizes to assemble_integer.
31936 2004-05-25  Paul Brook  <paul@codesourcery.com>
31938         * config/arm/arm.c (thumb_exit, thumb_unexpanded_epilogue): Remove
31939         pointless #ifdef.
31941 2004-04-25  Paolo Bonzini  <bonzini@gnu.org>
31943         * Makefile.in (top_builddir): Define to .
31945 2004-05-25  Alexandre Oliva  <aoliva@redhat.com>
31947         * configure.ac (gcc_cv_ld): Prefer in-tree ld over whatever the
31948         top-level detects, except when in-tree ld is being cross-built.
31949         (gcc_cv_as): Likewise for as.  Use AS_FOR_TARGET otherwise, and
31950         then AS only if target is host.
31951         * configure: Rebuilt.
31953 2004-05-25  Vladimir Makarov  <vmakarov@redhat.com>
31955         * global.c (global_alloc): Call make_accurate_live_analysis.
31956         (record_one_conflict): Remove dead code.
31957         (mark_reg_clobber): Remove ATTRIBUTE_UNUSED for parameter data.
31958         (bb_info): New structure.
31959         (BB_INFO, BB_INFO_BY_INDEX): New macros.
31960         (allocate_bb_info, free_bb_info, mark_reg_change,
31961         calculate_local_reg_bb_info, set_up_bb_rts_numbers, rpost_cmp,
31962         modify_bb_reg_pav, calculate_reg_pav,
31963         make_accurate_live_analysis): New functions.
31965 2004-05-25  Devang Patel  <dpatel@apple.com>
31967         * alias.c (init_alias_analysis): Use ggc_calloc instead of
31968         xrealloc.
31969         (end_alias_analysis): Use ggc_free instead fo free.
31971 2004-05-25  Andrew Pinski  <pinskia@physics.uc.edu>
31973         PR target/15546
31974         * config/ia64/ia64.h (ASM_OUTPUT_FDESC): Mark the DECL
31975         as needed to be outputted.
31977 2004-05-25  Jan Hubicka  <jh@suse.cz>
31979         * builtins.def (__builtin_expect): Mark the function as const&nothrow.
31981 2004-05-25  Ayal Zaks  <zaks@il.ibm.com>
31982         Mostafa Hagog  <mustafa@il.ibm.com>
31984         * Makefile.in (modulo-sched.o, ddg.o): New.
31985         * ddg.h, ddg.c, modulo-sched.c: New files.
31986         * cfglayout.c (duplicate_insn_chain): Remove "static" and push
31987         internals to "dupicate_insn".
31988         (duplicate_insn): New function.
31989         * cfglayout.h (duplicate_insn_chain, duplicate_insn): New
31990         declarations.
31991         * common.opt (fmodulo-sched): New flag.
31992         * df.c (df_bb_regno_last_use_find, df_bb_regno_first_def_find):
31993         Remove static and forward declaration.
31994         (df_find_def, df_reg_used, df_bb_regno_last_def_find): New
31995         functions.
31996         * df.h (df_bb_regno_last_use_find, df_bb_regno_first_def_find,
31997         df_bb_regno_last_def_find, df_find_def, df_reg_used): New
31998         declarations.
31999         * flags.h (flag_modulo_sched): New flag.
32000         * opts.c (common_handle_option): Handle modulo-sched flag.
32001         * params.def (max-sms-loop-number, sms-max-ii-factor,
32002         sms-dfa-history, sms-loop-average-count-threshold): New
32003         parameters.
32004         * params.h (MAX_SMS_LOOP_NUMBER, SMS_MAX_II_FACTOR,
32005         SMS_DFA_HISTORY, SMS_LOOP_AVERAGE_COUNT_THRESHOLD): New
32006         parameters.
32007         * passes.c ("sms", "sms-vcg"): New dumps.
32008         (rest_of_handle_sched): Call sms_schedule.
32009         * rtl.h (sms_schedule): New declaration.
32010         * timevar.def (TV_SMS): New.
32011         * toplev.c (flag_modulo_sched): Initialize.
32012         (f_options): Handle -fmodulo-sched option.
32013         * docs/invoke.texi: Document -fmodulo-sched & -dm options.
32014         * docs/passes.texi: Document new SMS pass.
32016 2004-05-25  Paolo Bonzini  <bonzini@gnu.org>
32018         * Makefile.in (OBJS): Add rtlhooks.o.
32019         (rtlanal.o): Depend on function.h.
32020         (cse.o): Depend on rtlhooks-def.h.
32021         (combine.o): Depend on rtlhooks-def.h.
32022         (rtlhooks.o): New rule.
32023         * combine.c: Include rtlhooks-def.h.
32024         (nonzero_bits, cached_nonzero_bits, nonzero_bits1,
32025         num_sign_bit_copies, cached_num_sign_bit_copies,
32026         num_sign_bit_copies1): Move most of the code to rtlanal.c.
32027         (reg_nonzero_bits_for_combine,
32028         reg_num_sign_bit_copies_for_combine): New functions holding
32029         the remnants of the above.
32030         (combine_rtl_hooks): New.
32031         (combine_instructions): Set rtl_hooks instead of gen_lowpart.
32032         * cse.c: Include rtlhooks-def.h.
32033         (cse_rtl_hooks): New.
32034         (cse_main): Set rtl_hooks instead of gen_lowpart.
32035         * emit-rtl.c (gen_lowpart): Remove.
32036         (gen_lowpart_general): Move to rtlhooks.c.
32037         * rtl.h (nonzero_bits, num_sign_bit_copies,
32038         struct rtl_hooks, rtl_hooks, general_rtl_hooks): New.
32039         (gen_lowpart_general): Remove.
32040         (gen_lowpart): Temporarily redefine as a macro.
32041         * rtlanal.c: Include function.h.
32042         (nonzero_bits, cached_nonzero_bits, nonzero_bits1,
32043         num_sign_bit_copies, cached_num_sign_bit_copies,
32044         num_sign_bit_copies1): New, from combine.c.
32045         * rtlhooks.c: New file.
32046         * rtlhooks-def.h: New file.
32048 2004-05-25  Svein E. Seldal  <Svein.Seldal@solidas.com>
32050         * config/avr/avr.h (LONG_LONG_TYPE_SIZE): Changed long long type
32051         to support 32-bit -mint8 mode.
32053         * doc/invoke.texi (-mint8): Added documentation for the -mint8
32054         option in the AVR architecture.
32056 2004-05-24  Mike Stump  <mrs@apple.com>
32058         * doc/install.texi: Document that dejagnu 1.4.4 is required.
32060 2004-05-24  Joseph S. Myers  <jsm@polyomino.org.uk>
32062         * intl.h (open_quote, close_quote): New.
32063         * intl.c (open_quote, close_quote): New.
32064         (gcc_init_libintl): Set them.
32065         * pretty-print.c: Include "intl.h".
32066         (pp_base_format_text): Support 'q' format flag and %` and %'
32067         formats.  Use ' instead of ` in comments.
32068         * c-format.c (gcc_diag_flag_specs, gcc_cxxdiag_flag_specs,
32069         gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table,
32070         foramt_types_orig): Describe these new formats.
32071         (decode_format_attr, check_function_format,
32072         check_format_info_main): Use these new formats.
32073         (status_warning): Use ATTRIBUTE_GCC_DIAG.
32074         * toplev.c (ATTRIBUTE_GCC_DIAG): Increase required GCC version to
32075         check these formats to 3.5.
32077 2004-05-24  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
32079         * Makefile.in (CPPLIBS): Renamed to CPPLIB.
32080         (BACKEND): Reflect this.
32081         (LIBDEPS): Move CPPLIB before LIBIBERTY.
32082         (LIBS): Likewise.
32084 2004-05-24  Ulrich Weigand  <uweigand@de.ibm.com>
32086         PR tree-optimization/14197
32087         * builtins.c: Include "tree-gimple.h"
32088         (readonly_data_expr): Use get_base_address.  Make sure to call
32089         decl_readonly_section only on trees it can handle.
32090         * tree-gimple.c (get_base_address): Accept STRING_CST and
32091         CONSTRUCTOR expressions.
32092         * Makefile.in: Update dependencies.
32094 2004-05-23  Paolo Bonzini  <bonzini@gnu.org>
32096         Move libcpp to the toplevel.
32097         * Makefile.in: Remove references to libcpp files,
32098         use CPPLIBS instead of libcpp.a.  Define SYMTAB_H
32099         and change hashtable.h to that.
32100         * aclocal.m4 (gcc_AC_HEADER_STDBOOL,
32101         gcc_AC_HEADER_STRING, gcc_AC_C__BOOL): Remove.
32102         * configure.ac (gcc_AC_C__BOOL, HAVE_UCHAR): Remove tests.
32103         * configure: Regenerate.
32104         * config.in: Regenerate.
32105         * c-ppoutput.c: Include ../libcpp/internal.h instead of cpphash.h.
32106         * cppcharset.c: Removed.
32107         * cpperror.c: Removed.
32108         * cppexp.c: Removed.
32109         * cppfiles.c: Removed.
32110         * cpphash.c: Removed.
32111         * cpphash.h: Removed.
32112         * cppinit.c: Removed.
32113         * cpplex.c: Removed.
32114         * cpplib.c: Removed.
32115         * cpplib.h: Removed.
32116         * cppmacro.c: Removed.
32117         * cpppch.c: Removed.
32118         * cpptrad.c: Removed.
32119         * cppucnid.h: Removed.
32120         * cppucnid.pl: Removed.
32121         * cppucnid.tab: Removed.
32122         * hashtable.c: Removed.
32123         * hashtable.h: Removed.
32124         * line-map.c: Removed.
32125         * line-map.h: Removed.
32126         * mkdeps.c: Removed.
32127         * mkdeps.h: Removed.
32128         * stringpool.h: Include symtab.h instead of hashtable.h.
32129         * tree.h: Include symtab.h instead of hashtable.h.
32130         * system.h (O_NONBLOCK, O_NOCTTY): Do not define.
32132 2004-05-23 Paolo Bonzini <bonzini@gnu.org>
32134         * gcc.c (struct prefix_list): Add forward declaration.
32135         (do_spec_path): New function, extracted from...
32136         (do_spec_1) <'D'>: ... here.  Drop support for
32137         SPACE_AFTER_L_OPTION.
32138         (do_spec_1) <'I'>: Use do_spec_path.
32139         (process_command): Do not store the 'include' suffix
32140         in include_prefixes.
32141         * system.h: Poison SPACE_AFTER_L_OPTION.
32143 2004-05-23  Roger Sayle  <roger@eyesopen.com>
32145         * fold-const.c (non_lvalue): Explicitly list the tree codes that
32146         need to be wrapped by NON_LVALUE_EXPR, instead of those that don't.
32148 2004-05-23  Joseph S. Myers  <jsm@polyomino.org.uk>
32150         * doc/gcc.texi, doc/gccint.texi, doc/include/gcc-common.texi:
32151         Update based on printed manual.  Enable setting of offsets for
32152         FSFPRINT and move it to gcc-common.texi.
32153         * doc/gcc.texi: Update FSF printing details.
32154         * doc/gccint.texi: Remove FSF printing details.
32156 2004-05-23  Andrew Pinski  <pinskia@physics.uc.edu>
32158         * config/rs6000/t-rs6000: Remove the disabling -Werror.
32160 2004-05-22  Roger Sayle  <roger@eyesopen.com>
32162         * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
32163         expand_builtin_strrchr, expand_builtin_strpbrk,
32164         expand_builtin_mempcpy, expand_builtin_memcmp,
32165         expand_builtin_strcmp, expand_builtin_strncmp,
32166         expand_builtin_strcat, std_expand_builtin_va_start,
32167         std_expand_builtin_va_arg, expand_builtin_va_copy,
32168         expand_builtin_signbit, fold_builtin_cabs,
32169         fold_builtin_logarithm, fold_builtin_mempcpy,
32170         fold_builtin_signbit, fold_builtin_isascii,
32171         fold_builtin_toascii, fold_builtin_isdigit,
32172         fold_builtin_1, build_function_call_expr,
32173         simplify_builtin_strchr, simplify_builtin_strrchr,
32174         simplify_builtin_strpbrk, simplify_builtin_strncpy,
32175         simplify_builtin_memcmp, simplify_builtin_strcmp,
32176         simplify_builtin_strncmp, simplify_builtin_strncat,
32177         simplify_builtin_strspn, simplify_builtin_strcspn,
32178         simplify_builtin_fputs, simplify_builtin_sprintf): Replace calls
32179         to build with calls to build2, build3 or omit_one_operand.
32181 2004-05-22  Richard Sandiford  <rsandifo@redhat.com>
32183         * config/mips/mips.c (mips_file_start): Emit a .gcc_compiled_longXX
32184         section when generating EABI code.
32186 2004-05-22  Andrew Pinski  <pinskia@physics.uc.edu>
32188         PR 15546
32189         * config/i386/i386.c (output_pic_addr_const <case SYMBOL_REF>):
32190         Call mark_decl_referenced on the SYMBOL_REF_DECL.
32192 2004-05-22  Andrew Pinski  <pinskia@physics.uc.edu>
32194         * c-common.c (c_common_truthvalue_conversion): Handle
32195         UNEQ_EXPR, UNLE_EXPR, UNGE_EXPR, UNLT_EXPR, UNGT_EXPR,
32196         ORDERED_EXPR, and UNORDERED_EXPR as comparison operators,
32197         i.e. set the type to truthvalue_type_node and return.
32199 2004-05-22  Zack Weinberg  <zack@codesourcery.com>
32201         * tree.h (struct tree_decl): Add possibly_inlined bit.
32202         (DECL_POSSIBLY_INLINED): New accessor macro.
32203         * cgraph.h: Remove declaration of cgraph_inline_hash.
32204         * cgraph.c: Remove definition of cgraph_inline_hash.
32205         (hash_node): Revert to hashing DECL_UID.
32206         (eq_node): Take two pointers to cgraph_node structures.
32207         Compare DECL_UIDs.
32208         (cgraph_remove_node): Pass the node directly to htab_find_slot.
32209         (cgraph_varpool_hash_node): Rename hash_varpool_node;
32210         hash on DECL_UID.
32211         (eq_cgraph_varpool_node): Rename eq_varpool_node; take two
32212         pointers to cgraph_varpool_node structures; compare DECL_UIDs.
32213         (cgraph_node): Allocate a temporary node on the stack, fill in
32214         its DECL field, and pass that to htab_find_slot.
32215         (cgraph_varpool_node): Likewise.
32216         (cgraph_function_possibly_inlined_p): If global info is ready,
32217         return the DECL_POSSIBLY_INLINED bit.
32218         * cgraphunit.c (cgraph_mark_inline_edge): Set DECL_POSSIBLY_INLINED
32219         instead of mucking with cgraph_inline_hash.
32221 2004-05-22  Joseph S. Myers  <jsm@polyomino.org.uk>
32223         * doc/contrib.texi: Add g77 contributors.
32225 2004-05-22  Richard Sandiford  <rsandifo@redhat.com>
32227         * calls.c (initialize_argument_information): Forbid sibcalls if a
32228         callee-copied argument is stored in the current function's frame.
32230 2004-05-22  Eric Christopher  <echristo@redhat.com>
32232         * fix-header.c (read_scan_file): Update for add_path change.
32234 2004-05-22  Ben Elliston  <bje@au.ibm.com>
32236         * c.opt (Wmissing-include-dirs): New.
32237         * c-opts.c (c_common_handle_option): Pass true for user_supplied_p
32238         to add_path () for -I, but false for OPT_idirafter, OPT_iquote and
32239         OPT_isystem. Handle case OPT_Wmissing_include_dirs.
32240         * c-incpath.h (add_path): Add fourth (bool) argument.
32241         * c-incpath.c (add_env_var_paths): Pass false to add_path ().
32242         (add_standard_paths): Likewise.
32243         (remove_duplicates) [REASON_NOENT]: Warn if -Wmissing-include-dirs
32244         is used and the directory was user-supplied via -I.
32245         (add_path): Set p->user_supplied_p.  Remove duplicated code by
32246         using add_cpp_dir_path ().
32247         * cpplib.h (struct cpp_options): Add warn_missing_include_dirs.
32248         (struct cpp_dir): Add user_supplied_p.
32249         * doc/invoke.texi (Warning Options): Document new option.
32251 2004-05-21  Ulrich Weigand  <uweigand@de.ibm.com>
32253         * fold-const.c (fold_read_from_constant_string): Convert result to
32254         requested type.
32256 2004-05-21  Richard Henderson  <rth@redhat.com>
32258         * gimplify.c (mostly_copy_tree_r): Don't attempt to copy decls.
32259         (copy_if_shared_r): Don't copy decls, types, constants, BINDs.
32260         Don't mark VA_ARG_EXPRs volatile here.
32261         (gimplify_modify_expr): Unshare TYPE_SIZE_UNIT.
32263 2004-05-21  Richard Henderson  <rth@redhat.com>
32265         * Makefile.in (tree-dump.o): Depend on tree-iterator.h.
32266         * tree-dump.c (dequeue_and_dump): Dump STATEMENT_LISTs.
32268 2004-05-21  Roger Sayle  <roger@eyesopen.com>
32270         * fold-const.c (fold, fold_relational_hi_lo,
32271         nondestructive_fold_binary_to_constant,
32272         fold_read_from_constant_string): Use fold_convert instead of convert.
32273         * builtins.c (simplify_builtin, simplify_builtin_strstr,
32274         simplify_builtin_strchr, simplify_builtin_strrchr,
32275         simplify_builtin_strpbrk): Use fold_convert instead of convert.
32277 2004-05-21  Diego Novillo  <dnovillo@redhat.com>
32279         * tree-flow-inline.h (num_immediate_uses): Don't abort if DF
32280         is NULL.
32282 2004-05-21  Jakub Jelinek  <jakub@redhat.com>
32284         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): If SPARC_BI_ARCH,
32285         override sparc.h definition.
32287 2004-05-20  Roger Sayle  <roger@eyesopen.com>
32289         * tree.c (array_type_nelts, save_expr, substitute_in_expr,
32290         get_unwidened, get_narrower): Replace build with build2.
32291         * fold-const.c (negate_expr, associate_trees, size_binop,
32292         fold_convert, eval_subst, omit_one_operand, invert_truthvalue,
32293         pedantic_omit_one_operand, distribute_bit_expr,
32294         make_bit_field_ref, optimize_bit_field_compare,
32295         decode_field_reference, range_binop, make_range,
32296         build_range_check, fold_range_test, fold_truthop,
32297         optimize_minmax_comparison, extract_muldiv_1,
32298         fold_binary_op_with_conditional_arg, fold_mathfn_compare,
32299         fold_inf_compare, fold_single_bit_test, fold,
32300         fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
32301         Likewise replace build with either build2 or build3.
32303 2004-05-20  Ian Lance Taylor  <ian@wasabisystems.com>
32305         * system.h: Poison NO_RECURSIVE_FUNCTION_CSE.
32306         * calls.c (prepare_call_address): Don't test
32307         NO_RECURSIVE_FUNCTION_CSE.
32308         * config/arc/arc.h (NO_RECURSIVE_FUNCTION_CSE): Don't define.
32309         * config/arm/arm.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32310         * config/avr/avr.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32311         * config/frv/frv.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32312         * config/i386/i386.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32313         * config/ip2k/ip2k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32314         * config/iq2000/iq2000.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32315         * config/m32r/m32r.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32316         * config/m68k/m68k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32317         * config/mcore/mcore.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32318         * config/mips/mips.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32319         * config/stormy16/stormy16.h (NO_RECURSIVE_FUNCTION_CSE):
32320         Likewise.
32321         * config/xtensa/xtensa.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
32322         * config/sh/sh.h: Remove NO_RECURSIVE_FUNCTION_CSE comment.
32323         * doc/tm.texi (Costs): Remove documentation for
32324         NO_RECURSIVE_FUNCTION_CSE.
32326 2004-05-20  Paul Brook  <paul@codesourcery.com>
32328         * unwind-dw2-fde.c (get_cie_encoding): Handle dwarf3 CIE format.
32329         * unwind-dw2.c (extract_cie_info): Ditto.
32330         (_Unwind_FrameState): Change retaddr_column to word type.
32332 2004-05-20  Roger Sayle  <roger@eyesopen.com>
32334         PR middle-end/3074
32335         * fold-const.c (strip_compound_expr): Delete function.
32336         (count_cond): Delete function.
32337         (fold_binary_op_with_conditional_arg): Only perform transformations
32338         "a + (b?c:d) -> b ? a+c : a+d" and "(b?c:d) + a -> b ? c+a : d+a"
32339         when a is constant.  This greatly simplifies this routine.
32341         * tree.c (saved_expr_p): Delete function.
32342         * tree.h (saved_expr_p): Delete function prototype.
32344 2004-05-20  Andrew Pinski  <pinskia@physics.uc.edu>
32346         * common.opt (ftree-loop-optimize): Remove.
32348 2004-05-20  Daniel Jacobowitz  <dan@debian.org>
32350         * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET)
32351         (NM_FOR_TARGET): Use := and $(shell).
32352         (mainversion): Remove unused variable.
32354 2004-05-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
32356         * reorg.c (delete_from_delay_slot): If we have a barrier after the
32357         sequence containing the insn to be deleted, always reemit it.
32359 2004-05-20  Richard Henderson  <rth@redhat.com>
32361         PR 15454
32362         * tree-nested.c (get_chain_decl): Create a PARM_DECL by hand.
32363         * function.c (expand_function_start): Expand static_chain_decl by hand.
32364         * gimplify.c (create_tmp_var_name): Export.
32365         * tree-gimple.h (create_tmp_var_name): Declare.
32367 2004-05-20  Andrew Pinski  <pinskia@physics.uc.edu>
32369         * rs6000.c (print_operand) <case 'z'>: Call
32370         mark_decl_referenced before assemble_name.
32372 2004-05-20  Zack Weinberg  <zack@codesourcery.com>
32374         * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
32375         (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
32376         (cgraph_varpool_node): Hash on the pointer to the decl, not
32377         the DECL_UID.  Fixes 64-bit bootstrap failure.
32379 2004-05-20  Richard Earnshaw <rearnsha@arm.com>
32381         * arm.md (ite_ne_zeroextractsi, ite_ne_zeroextractsi_shifted): Ensure
32382         we don't earlyclobber operands used in the second insn.
32384 2004-05-20  Steven Bosscher  <stevenb@suse.de>
32386         * tree-mudflap.c: Formatting fixes.
32388 2004-05-20  J"orn Rennecke <joern.rennecke@superh.com>
32390         * Makefile.in (GTFILES): Add $(srcdir)/reload.h.
32391         * gengtype.c (open_base_files): Include reload.h in ifiles.
32392         * reload.h (reg_equiv_memory_loc_varray): Declare.
32393         * reload1.c (reg_equiv_memory_loc_varray): New variable.
32394         (init_reload): Initialize it.
32395         (reload): Instead of freeing reg_equiv_memory_loc, 'grow'
32396         reg_equiv_memory_loc_varray to size 0.
32397         * ra.c (reg_alloc): Allocate reg_equiv_memory_loc by
32398         growing reg_equiv_memory_loc_varray to the desired size.
32399         * passes.c (rest_of_handle_old_regalloc): Likewise.
32400         * reload.c: Amend comment on calling init_reload.
32402 2004-05-20  Nick Clifton  <nickc@redhat.com>
32404         * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Replace 'tramp'
32405         with 'TRAMP' in the body of the macro definition.
32407 2004-05-19  H.J. Lu  <hongjiu.lu@intel.com>
32409         PR target/15383
32410         * config/ia64/ia64.c (ia64_expand_compare): Don't check
32411         TARGET_HPUX for TFmode compare. Abort if op0 is in TFmode and
32412         cmptf_libfunc isn't set.
32413         (ia64_init_libfuncs): Rename TFmode libfuncs using the HPUX
32414         conventions.
32415         (ia64_sysv4_init_libfuncs): New.
32417         * config/ia64/sysv4.h (TARGET_INIT_LIBFUNCS): New. Defined as
32418         ia64_sysv4_init_libfuncs.
32420 2004-05-20  Falk Hueffner  <falk@debian.org>
32422         PR other/15526
32423         * libgcc2.c (__mulvsi3): Fix overflow test.
32425 2004-05-19  Andrew Pinski  <pinskia@physics.uc.edu>
32427         PR c/14171
32428         * reg-stack.c (nan): Rename to ...
32429         (not_a_num): Here.
32430         (reg_to_stack): Rename nan to not_a_num.
32431         (subst_stack_regs_pat): Likewise.
32432         (convert_regs_entry): Likewise.
32433         (convert_regs_1): Likewise.
32435         * tree-cfg.c (find_case_label_for_value): Replace call to
32436         simple_cst_equal with tree_int_cst_equal.
32438 2004-05-19  Jeff Law <law@redhat.com>
32440         * tree-into-ssa.c (prepare_operand_for_rename): New argument is_use.
32441         If the operand is for a use, then strip away the SSA_NAME, do not
32442         strip away the SSA_NAME for a set.  Never call release_ssa_name.
32443         (mark_def_sites): Appropriately pass additional argument to
32444         prepare_operand_for_rename.  If a VDEF_RESULT is not an SSA_NAME,
32445         then set the VDEF_RESULT to the VDEF_OP.
32446         (set_def_block): Strip away any SSA_NAME to get to the real
32447         underlying variable.
32449         * tree-ssa-phiopt.c (value_replacement): Handle the case where
32450         the desired edge out of COND_BLOCK reaches OTHER_BLOCK rather than
32451         BB directly.
32453 2004-05-19  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
32455         PR c++/15463
32456         * loop-iv.c (iv_number_of_iterations): Use trunc_int_for_mode on
32457         result of inverse.
32459         PR rtl-optimization/15274
32460         * loop-iv.c (determine_max_iter, shorten_into_mode,
32461         iv_number_of_iterations): Handle constants correctly.
32462         * rtl.h (get_mode_bounds): Declaration changed.
32463         * stor-layout.c (get_mode_bounds): Return a constant suitable for
32464         the target mode.
32466         PR rtl-optimization/14692
32467         * loop-unswitch.c (may_unswitch_on): Try folding the result.
32468         (unswitch_single_loop): Work correctly when may_unswitch_on
32469         returns a folded constant.
32471         * loop-iv.c (implies_p): Handle A < B ==> A + 1 <= B.
32472         * simplify-rtx.c (simplify_const_relational_operation): Optimize
32473         comparisons with mode bounds.
32475         * function.c (struct temp_slot): Add new field prev.
32476         (free_after_compilation, init_temp_slots): Free new fields.
32477         (cut_slot_from_list, insert_slot_to_list,
32478         temp_slots_at_level, max_slot_level, move_slot_to_level,
32479         make_slot_available): New functions.
32480         (assign_stack_temp_for_type, combine_temp_slots,
32481         find_temp_slot_from_address, preserve_temp_slots,
32482         preserve_rtl_expr_result, free_temp_slots,
32483         free_temps_for_rtl_expr, pop_temp_slots): Work with
32484         the new structure of lists.
32485         (mark_all_temps_used): Removed.
32486         * function.h (struct function): Field x_temp_slots
32487         replaced by x_used_temp_slots and x_avail_temp_slots.
32488         (temp_slots): Replaced by ...
32489         (used_temp_slots, avail_temp_slots): New.
32490         * tree.h (mark_all_temps_used): Declaration removed.
32492         * loop-iv.c (mark_single_set, get_biv_step_1, iv_analyze,
32493         simplify_using_assignment): Take the expression out of
32494         the expr_list wrapper.
32496         * loop-iv.c (iv_number_of_iterations): Improve clasification of
32497         infinite loops.
32499 2004-05-19  Roger Sayle  <roger@eyesopen.com>
32501         * doc/tm.texi (TARGET_RTX_COSTS): Document that instruction
32502         costs should be based on code size when optimizing for size.
32504 2004-05-19  Paolo Bonzini  <bonzini@gnu.org>
32506         * fold-const.c: Remove non-printable character 160.
32508 2004-05-19  Nick Clifton  <nickc@redhat.com>
32510         * doc/invoke.texi (ARM Options): Fix typo.
32511         Remove descrption of -mshort-load-bytes and
32512         -mno-short-load-bytes.
32514         * config/ip2k/ip2k.c (ip2k_composite_xexp_not_uses_reg_p): Add
32515         missing parenthesis.
32516         * config/ip2k/ip2k.c (ip2k_unary_operator): Likewise.
32517         * config/ip2k/ip2k.c (ip2k_binary_operator): Likewise.
32519 2004-05-19  Steven Bosscher  <stevenb@suse.de>
32521         * expr.c (store_constructor): Build loop start and end by hand
32522         instead of via loop functions from stmt.c.
32523         (expand_expr_real_1): Abort if we see an EXIT_EXPR or a LOOP_EXPR.
32524         Remove the code to expand them.
32526         * stmt.c (loop_stack): Remove this and everything related.
32527         (struct nesting, enum nesting_desc): Update.
32528         (expand_fixup): Likewise.
32529         (expand_loop_start, expand_start_loop_continue_elsewhere,
32530         expand_start_null_loop, expand_loop_continue_here, expand_end_loop,
32531         expand_end_null_loop, expand_continue_loop, expand_exit_loop,
32532         expand_exit_loop_if_false, expand_exit_loop_top_cond,
32533         expand_exit_something): Remove.
32534         * tree.h: Remove prototypes.
32536 2004-05-18  Mike Stump  <mrs@apple.com>
32537             Devang Patel  <dpatel@apple.com>
32539         * doc/tm.texi (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument to indicate
32540         if this label is for eh.
32541         * config/darwin-protos.h (darwin_emit_unwind_label): Likewise.
32542         * config/darwin.c (darwin_emit_unwind_label): Likewise.
32543         * dwarf2out.c (output_call_frame_info): Likewise.
32544         * output.h (default_emit_unwind_label): Likewise.
32545         * target.h (unwind_label): Likewise.
32546         * varasm.c (default_emit_unwind_label): Likewise.
32548         * config/darwin.h (DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
32549         DEBUG_FRAME_SECTION, DEBUG_INFO_SECTION, DEBUG_ABBREV_SECTION,
32550         DEBUG_ARANGES_SECTION, DEBUG_MACINFO_SECTION, DEBUG_LINE_SECTION,
32551         DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_STR_SECTION,
32552         DEBUG_RANGES_SECTION): Define.
32554 2004-05-18  Zack Weinberg  <zack@codesourcery.com>
32556         * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
32557         (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
32558         (cgraph_varpool_node):
32559         Use DECL_UID for the key, not DECL_ASSEMBLER_NAME.
32560         (cgraph_function_possibly_inlined_p): Use the decl itself for
32561         the key, not DECL_ASSEMBLER_NAME.
32562         (change_decl_assembler_name): No need to muck with the hash tables.
32563         (cgraph_node_for_identifier, cgraph_varpool_node_for_identifier):
32564         Delete.
32565         * cgraphunit.c (cgraph_mark_inline_edge): Use the decl itself
32566         for the key, not DECL_ASSEMBLER_NAME.
32567         * cgraph.h: Remove prototypes of deleted functions.
32568         * varasm.c (mark_referenced): Just set TREE_SYMBOL_REFERENCED.
32569         (mark_decl_referenced): New function.
32570         * tree.h: Prototype mark_decl_referenced.
32571         * final.c (output_addr_const) <case SYMBOL_REF>: Call
32572         mark_decl_referenced before assemble_name.
32573         * c-decl.c (finish_decl): Use mark_decl_referenced.
32575 2004-05-18  Andrew Pinski  <pinskia@physics.uc.edu>
32576             Jeff Law <law@redhat.com>
32578         * tree-ssa-phiopt.c (abs_replacement): New function.
32579         (empty_block_p): New function extracted from...
32580         (candidate_bb_for_phi_optimization): Break out empty block test.
32581         (conditional_replacement): Use empty_block_p.
32582         (value_replacement): Similarly.
32584         * Makefile.in (tree-ssa-phiopt.o): Depends on flags.h.
32585         * tree-ssa-phiopt.c: Include flags.h.
32586         (conditional_replacement): Remove argument names from prototype.
32587         Minor formatting and comment fixes.
32588         (tree_ssa_phiopt): If conditional_replacement returns false, then
32589         call value_replacement.
32590         (value_replacement): New function.
32592 2004-05-18  Jeff Law  <law@redhat.com>
32594         * tree-ssa-phiopt.c (replace_phi_with_stmt): New function extracted
32595         from conditional_replacement.
32596         (candidate_bb_for_phi_optimization): Similarly.
32597         (conditional_replacement): Use replace_phi_with_stmt and
32598         candidate_bb_for_phi_optimization.
32600         * tree-ssa-phiopt.c: Fix various formatting issues.
32602 2004-05-18  Steven Bosscher  <stevenb@suse.de>
32604         * config/s390/s390.c (s390_expand_movstr, s390_expand_clrstr,
32605         s390_expand_cmpmem): Do not use expand_start_loop and
32606         expand_end_loop, instead build the loop manually.
32608 2004-05-18  Alan Modra  <amodra@bigpond.net.au>
32610         * config/rs6000/rs6000.md (ctrsi_internal3): Delete.
32611         (ctrsi_internal4, ctrdi_internal3, ctrdi_internal4): Delete.
32613 2004-05-17  Jeff Law  <law@redhat.com>
32615         * toplev.h (flag_delete_null_pointer_checks): Move from here to...
32616         * flags.h (flag_delete_null_pointer_checks): Here.
32617         * tree-flow.h (cprop_into_successor_phis): Add argument to prototype.
32618         * tree-phinodes.c (resize_phi_node): Initialize PHI_ARG_NONZERO.
32619         (add_phi_arg, remove_phi_arg_num): Similarly.
32620         * tree-ssa-copy.c (cprop_into_successor_phis): Propagate nonzero
32621         property into PHI nodes.
32622         * tree-ssa-dom.c: Remove redundant inclusion of flags.h.
32623         (record_equivalences_from_phis): If all PHI arguments are known to be
32624         nonzero, then the result must be nonzero as well.
32625         (cprop_into_phis): Pass nonzero_vars bitmap to cprop_into_successor_phis.
32626         (record_equivalences_from_stmt): Check flag_delete_null_pointer_checks
32627         appropriately.  Walk the USE-DEF chains and propagate nonzero property
32628         as appropriate.
32629         * tree.h (PHI_ARG_NONZERO): Define.
32630         (phi_arg_d): Add nonzero flag.
32632 2004-05-17  Zack Weinberg  <zack@codesourcery.com>
32634         * f: Entire directory removed
32636         * c-common.h (CTI_G77_INTEGER_TYPE, CTI_G77_UINTEGER_TYPE)
32637         (CTI_G77_LONGINT_TYPE, CTI_G77_ULONGINT_TYPE)
32638         (g77_integer_type_node, g77_uinteger_type_node)
32639         (g77_longint_type_node, or g77_ulongint_type_node): Delete.
32640         * c-common.c (c_common_nodes_and_builtins): Do not initialize
32641         the above set of variables.
32643         * config/i386/uwin.h: No need to define WIN32_UWIN_TARGET.
32644         * doc/invoke.texi, doc/standards.texi: Remove cross-references
32645         to g77 manual.
32647 2004-05-17  Steven Bosscher  <stevenb@suse.de>
32649         PR tree-optimization/15438
32650         * tree-ssa-operands.c (get_expr_operands): Do not treat malloc
32651         attributed functions as pure or const.
32653 2004-05-17  Frank Ch. Eigler  <fche@redhat.com>
32655         * tree-mudflap.c (mx_register_decls): Tolerate decl trees resulting
32656         from source code with errors.
32658 2004-05-17  Ranjit Mathew  <rmathew@hotmail.com>
32660         Enable tree browser for all front ends.
32661         * Makefile.in (cc1): Moved @TREEBROWSER@ from here...
32662         (BACKEND): ...to here.
32664 2004-05-17  Jan Hubicka  <jh@suse.cz>
32666         * i386.c (construct_container): Do not produce BLKmode registers.
32667         (classify_argument): Properly compute alignment of complex types.
32669 2004-05-17  H.J. Lu  <hongjiu.lu@intel.com>
32671         PR target/15084
32672         * config/i386/i386.md (*movsi_insv_1_rex64): Changed to DImode
32673         and renamed to movdi_insv_1_rex64.
32674         (insv): Support SImode for 32bit and DImode for 64bit.
32676 2004-05-17  Richard Sandiford  <rsandifo@redhat.com>
32678         * config/mips/mips.h (MASK_DEBUG_G, TARGET_DEBUG_G_MODE): Delete.
32679         (TARGET_SWITCHES): Remove debugg.
32680         * config/mips/mips.md (adddi3, ashldi3, ashrdi3, lshrdi3): Only handle
32681         TARGET_64BIT.
32682         (subdi3): Replace the define_expand with a define_insn, the latter
32683         renamed from subdi3_internal_3.
32684         (negdi2): Likewise negdi2_internal_2.
32685         (adddi3_internal_[12], subdi3_internal, ashldi3_internal{,2,3})
32686         (ashrdi3_internal{,2,3}, lshrdi3_internal{,2,3}): Remove patterns
32687         and associated define_splits.
32688         (adddi3_internal): Renamed from adddi3_internal_3.
32689         (ashldi3_internal): Likewise ashldi3_internal4.
32690         (ashrdi3_internal): Likewise ashrdi3_internal4.
32691         (lshrdi3_internal): Likewise lshrdi3_internal4.
32693 2004-05-17  Richard Sandiford  <rsandifo@redhat.com>
32695         * optabs.c (expand_unop): Try implementing negation using subtraction
32696         from zero.
32698 2004-05-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
32700         * pa.md: Fix typo from last change.  Remove DFmode move to and from
32701         SAR register.
32703 2004-05-16  Richard Earnshaw  <rearnsha@arm.com>
32705         PR target/10982
32706         * arm.md (ne_zeroextractsi): Convert to insn-and-split.
32707         (ne_zeroextractsi_shifted): New pattern.
32708         (ite_ne_zeroextractsi): New pattern.
32709         (ite_ne_zeroextractsi_shifted): New pattern.
32711 2004-05-15  Steven Bosscher  <stevenb@suse.de>
32713         * c-gimplify.c (c_genericize):
32714         Replace calls via (*lang_hooks.foo) with lang_hooks.foo.
32715         * c-parse.in <expr_no_commas>: Likewise.
32716         <if_prefix>: Likewise.
32717         <select_or_iter_stmt>: Likewise.
32718         * expr.c (expand_var, expand_expr_real_1): Likewise.
32719         * expr.h (expand_expr): Make it a static inline function.
32720         Move prototype for expand_expr_real up before this.
32721         * fold-const.c (fold_relational_hi_lo, fold_relational_const):
32722         Likewise.
32723         * gimplify.c (gimple_boolify, gimplify_addr_expr,
32724         gimplify_asm_expr, gimplify_expr): Likewise.
32725         * tree-cfg.c (dump_tree_cfg, dump_cfg_stats, tree_cfg2vcg,
32726         dump_function_to_file): Likewise.
32727         * tree-dfa.c (dump_immediate_uses, dump_dfa_stats): Likewise.
32728         * tree-inline.c (remap_block, save_body, walk_tree): Likewise.
32729         * tree-into-ssa.c (dump_tree_ssa): Likewise.
32730         * tree-mudflap.c (mf_varname_tree, mf_file_function_line_tree):
32731         Likewise.
32732         * tree-optimize.c (execute_one_pass): Likewise.
32733         * tree-pretty-print.c (dump_generic_bb_buff): Likewise.
32734         * tree-ssa-alias.c (dump_alias_stats, dump_alias_info): Likewise.
32736         * objc/objc-act.c (objc_build_try_enter_fragment,
32737         objc_build_try_epilogue, objc_build_catch_stmt,
32738         objc_build_finally_prologue): Replace calls via (*lang_hooks.foo)
32739         with lang_hooks.foo ().
32741 2004-05-15  Roger Sayle  <roger@eyesopen.com>
32743         * builtins.c (simplify_builtin_strcpy): Avoid use of chainon, so
32744         that simplify_builtin doesn't destructively modify its argument.
32746 2004-05-15  Richard Earnshaw  <reanrsha@arm.com>
32748         * arm/lib1funcs.asm (_lshrdi3, _ashrdi3, _ashldi3): Add ASM
32749         implementations for ARM and Thumb.
32750         * arm/t-arm-elf (LIB1ASMFUNCS): Use them.
32752 2004-05-15  Thomas Quinot  <quinot@act-europe.fr>
32754         * prefix.c (update_path): Replace PREFIX with KEY only
32755         when it matches a full directory name in PATH.
32757 2004-05-15  Richard Earnshaw  <reanrsha@arm.com>
32759         * arm.h (TARGET_APCS_32): Delete.
32760         (TARGET_MMU_TRAPS): Delete.
32761         (TARGET_CPU_CPP_BUILTINS): Unconditionally define __APCS_32__.  Never
32762         define __APCS_26__.
32763         (CPP_SPEC): Remove checking of -mapcs-{26,32}.
32764         (ARM_FLAG_APCS_32, ARM_FLAG_MMU_TRAPS): Delete.
32765         (TARGET_SWITCHES): Remove alignment_traps and apcs-{26,32} switches.
32766         (prog_mode_type): Delete.
32767         (PROMOTE_MODE): Always promote unsigned for HImode.
32768         (SECONDARY_INPUT_RELOAD_CLASS): Simplify.
32769         (MASK_RETURN_ADDR): Simplify.
32770         * arm.c (arm_prgmode): Delete.
32771         (arm_override_options, arm_gen_rotated_half_load): Simplify.
32772         (print_multi_reg, output_return_instruction): Simplify.
32773         (arm_output_epilogue, arm_final_prescan_insn): Simplify.
32774         (arm_return_addr): Simplify.
32775         * arm.md (prog_mode): Delete.
32776         (conds): Simplify.
32777         (zero_extendhisi2, extendhisi2, movhi, movhi_bytes): Simplify.
32778         (rotated_loadsi, movhi_insn_littleend, movhi_insn_bigend): Delete.
32779         (loadhi_si_bigend, loadhi_preinc, loadhi_shiftpreinc): Delete.
32780         (loadhi_shiftpredec): Delete.
32781         (peephole for post-increment on HImode load): Delete.
32782         * arm/crtn.asm: (FUNC_END): Simplify.
32783         * arm/lib1funcs.asm: Remove APCS-26 return macros.
32784         * arm/aof.h, arm/coff.h arm/elf.h arm/linux-elf.h arm/netbsd-elf.h
32785         * arm/netbsd.h arm/pe.h arm/semi.h arm/semiaof.h arm/unknown-elf.h
32786         * arm/vxworks.h arm/wince-pe.h: Tidy TARGET_DEFAULTS and
32787         MULTILIB_DEFAULTS as required.
32788         * arm/t-arm-elf arm/t-linux arm/t-pe arm/t-semi arm/t-wince-pe
32789         * arm/t-xscale-coff arm/t-xscale-elf arm/uclinux-elf: Tidy MULTILIB
32790         variables as required.
32791         * doc/invoke.texi (ARM Options): Remove obsolete flags.
32793 2004-05-15  Alan Modra  <amodra@bigpond.net.au>
32795         * config/rs6000/rs6000.c (rs6000_va_arg <ABI_V4>): Don't use
32796         UNITS_PER_WORD to calculate gpr size.  Re-instate code to set reg
32797         count to 8 to handle n_reg > 2.
32799 2004-05-15  Joseph S. Myers  <jsm@polyomino.org.uk>
32801         * doc/extend.texi: Update WG14 URL.
32803 2004-05-15  Steven Bosscher  <stevenb@suse.de>
32805         * basic-block.h (life_analysis, delete_noop_moves):
32806         Update prototypes.
32807         * bt-load.c (branch_target_load_optimize): Don't take the
32808         insns stream as an argument.  Update the life_analysis calls.
32809         * combine.c (combine_instructions): Update delete_noop_moves
32810         calls.
32811         * flow.c (notice_stack_pointer_modification): Don't take the
32812         insns stream as an argument.  Work on the flow graph.
32813         (life_analysis): Likewise.
32814         (delete_noop_moves): Likewise.
32815         * passes.c (rest_of_handle_stack_regs): Update reg_to_stack call.
32816         (rest_of_handle_life): Update life_analysis call.
32817         (rest_of_compilation): Likewise, and also update
32818         branch_target_load_optimize call.
32819         * ra.c (reg_alloc): Update life_analysis call.
32820         * reg-stack.c (reg_to_stack): Likewise.  Also, don't take
32821         the insns stream as an argument.
32822         * regrename.c (copyprop_hardreg_forward): Update delete_noop_moves
32823         call.
32824         * rtl.c (branch_target_load_optimize, reg_to_stack): Update
32825         prototypes.
32826         * value-profile.c (branch_prob): Update life_analysis call.
32827         * web.c (web_main): Work on the CFG, not on the insns stream.
32829         * config/ip2k/ip2k.c (ip2k_reorg): Update life_analysis calls.
32830         * config/m68hc11/m68hc11.c (m68hc11_reorg): Likewise.
32831         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
32833 2004-05-15  Joseph S. Myers  <jsm@polyomino.org.uk>
32835         PR c/15444
32836         * c-format.c (avoid_dollar_number): New function.
32837         (check_format_info_main): Call avoid_dollar_number when operand
32838         numbers might occur but has_operand_number == 0.
32840 2004-05-14  Richard Earnshaw  <rearnsha@arm.com>
32842         * arm.md (all peephole2 patterns): Use predicates that validate
32843         register classes as appropriate.
32845 2004-05-14  Steven Bosscher  <stevenb@suse.de>
32847         PR opt/14472
32848         * tree-tailcall.c (process_assignment): Use STRIP_NOPS to
32849         ignore type conversions that do not inhibit tail calling.
32850         (find_tail_calls): Likewise.
32852 2004-05-14  Jeff Law  <law@redhat.com>
32854         * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't even
32855         bother marking bypassed virtuals for out-of-ssa.  Instead merge
32856         bypassed virtuals into vars_to_rename just before into-ssa pass.
32858         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Reorganize
32859         so that it picks up more opportunities to eliminate ABS expressions
32860         or turn them into negations.
32862 2004-05-14  Steven Bosscher  <stevenb@suse.de>
32864         * passes.c (rest_of_handle_null_pointer): Remove.
32865         (rest_of_handle_cse): Don't call rest_of_handle_null_pointer.
32866         (rest_of_compilation): Likewise.
32867         * rtl.h (delete_null_pointer_checks): Remove prototype.
32868         * gcse.c (rd_kill, rd_gen, reaching_defs, rd_out, ae_in, ae_out):
32869         Remove declarations.
32870         (get_bitmap_width, alloc_rd_mem, free_rd_mem, handle_rd_kill_set,
32871         compute_kill_rd, compute_rd, alloc_avail_expr_mem,
32872         free_avail_expr_mem, compute_ae_gen, expr_killed_p, compute_ae_kill,
32873         expr_reaches_here_p, computing_insn, def_reaches_here_p,
32874         can_disregard_other_sets, handle_avail_expr, classic_gcse,
32875         one_classic_gcse_pass, invalidate_nonnull_info,
32876         delete_null_pointer_checks_1, delete_null_pointer_checks,
32877         expr_reached_here_p_work): Remove.
32878         (gcse_main): Do not perform classic GCSE when optimizing for size.
32879         (alloc_pre_mem, free_pre_mem): Don't touch ae_in and ae_out, they
32880         are never used.
32882 2004-05-14  Andrew Pinski  <pinskia@physics.uc.edu>
32884         PR optimization/14466
32885         * tree-complex.c (make_temp): Remove.
32886         (gimplify_val): Replace make_temp with make_rename_temp
32887         and add NULL as the second argument.
32888         (expand_complex_div_wide): Likewise.
32889         * tree-dfa.c (make_rename_temp): New function.
32890         * tree-flow.h (make_rename_temp): Declare.
32891         * tree-sra.c (make_temp): Remove.
32892         (lookup_scalar): Replace make_temp with make_rename_temp.
32893         (create_scalar_copies): Likewise.
32894         * tree-ssa-phiopt.c (conditional_replacement): When we
32895         get non gimple create a temporary variable to hold the
32896         casted expression.
32898 2004-05-14  Paul Brook  <paul@codesourcery.com>
32900         * stor-layout.c (update_alignment_for_field): Use
32901         targetm.align_anon_bitfield.
32902         * target-def.h (TARGET_ALIGN_ANON_BITFIELD): Define.
32903         (TARGET_INITIALIZER): Use it.
32904         * target.h (struct gcc_target): Add align_anon_bitfield.
32905         * config/arm/arm.c (arm_align_anon_bitfield): New function.
32906         (TARGET_ALIGN_ANON_BITFIELD): Define.
32907         * doc/tm.texi: Document TARGET_ALIGN_ANON_BITFIELD.
32909 2004-05-13  Zack Weinberg  <zack@codesourcery.com>
32911         * tree.def (documentation): Remove mention of class 'b'.
32912         (BLOCK): Now in class 'x'.
32913         * c-common.c (verify_tree): Remove case 'b'.
32914         * c-typeck.c (same_translation_unit_p): Change 'b' to 'x'.
32915         * calls.c (calls_function_1): Control cannot get past the switch
32916         when exp is a BLOCK.
32917         * print-tree.c (print_node): Move code for class 'b' to the class
32918         'c'/'x' switch, as case BLOCK.
32919         * tree.c (tree_size, make_node_stat, tree_node_structure): Likewise.
32920         (unsafe_for_reeval, substitute_placeholder_in_expr)
32921         (stabilize_reference_1): Remove case 'b'.
32922         * tree-browser.c (browse_tree): Change all tests for TREE_CODE_CLASS
32923         of something being 'b' to tests for TREE_CODE of something being
32924         BLOCK.
32925         * tree-ssa-operands.c (get_expr_operands): Likewise.
32927 2004-05-13  Diego Novillo  <dnovillo@redhat.com>
32929         * tree-gimple.c: Rename from tree-simple.c.
32930         * tree-gimple.h: Rename from tree-simple.h.
32931         * c-gimplify.c: Rename from c-simplify.c
32932         * Makefile.in, c-decl.c, gimple-low.c, gimplify.c,
32933         langhooks.c, tree-alias-ander.c, tree-alias-common.c,
32934         tree-complex.c, tree-dfa.c, tree-flow.h, tree-inline.c,
32935         tree-into-ssa.c, tree-iterator.c, tree-mudflap.c,
32936         tree-nested.c, tree-nomudflap.c, tree-outof-ssa.c, tree-sra.c,
32937         tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-copyrename.c,
32938         tree-ssa-dce.c, tree-ssa-live.c, tree-ssa-pre.c, tree-ssa.c:
32939         Update.
32941 2004-05-14  Ranjit Mathew  <rmathew@hotmail.com>
32943         * doc/sourcebuild.texi: Mention libbanshee and libmudflap.
32945 2004-05-13  Andrew Pinski  <pinskia@physics.uc.edu>
32947         * tree-ssa.c (delete_tree_ssa): XFREE
32948         bitmaps allocated with BITMAP_XMALLOC.
32950         * tree-ssa-pre.c (execute_pre): Free ephi_use_pool and
32951         idfs_cache at the end of the function.
32953         * tree-ssa-live.c (calculate_live_on_entry): Free saw_def
32954         at the end of the function.
32956         * tree-ssa-dce.c (perform_tree_ssa_dce): Free
32957         el at the end of the function.
32959         * tree-into-ssa.c (insert_phi_nodes_for): XFREE
32960         bitmaps allocated with BITMAP_XMALLOC.
32962         * loop-unswitch.c (unswitch_single_loop): Free bbs at
32963         the end.
32965         * final.c (shorten_branches): Free uid_shuid before
32966         reallocating it.
32968         * bb-reoder.c (connect_traces): Free cold_traces at the end.
32970 2004-05-13  Jeff Law  <law@redhat.com>
32972         * tree-ssa-live.c (calculate_live_on_entry): Ignore virtual
32973         variables.  Simplify slightly by using USE_OP/DEF_OP instead
32974         of USE_OP_PTR/DEF_OP_PTR and dereferencing the result.
32976         * tree-into-ssa.c (compute_global_livein): Use EXECUTE_IF_SET_IN_BITMAP
32977         rather than iterating through the blocks testing each bit in
32978         livein to initialize the worklist.
32979         (mark_def_sites): Remove useless checks of KILLS for virtual
32980         operands.
32982         * tree-ssa-forwprop.c (record_single_argument_cond_exprs): Accept
32983         new parameters for the statement and variable worklist as well
32984         as a bitmap of interesting SSA_NAMEs.  Walk over the statement
32985         worklist recording interesting variables in the variable worklist
32986         and bitmap.  Handle casts between integral and boolean types.
32987         (substitute_single_use_vars): Accept new parameters for the statement
32988         and variable worklist.  When a substitution is made add a new
32989         entry to the statement worklist.  Handle casts between integral
32990         and boolean types.
32991         (tree_ssa_forward_propagate_single_use_vars): Rework to pass
32992         worklists to children.  Iterate until the statement worklist
32993         is empty.
32995 2004-05-13  Andrew Pinski  <pinskia@physics.uc.edu>
32997         * tree-outof-ssa.c (rewrite_vars_out_of_ssa): Free map at
32998         the end of the block.
33000         * tree-into-ssa.c (def_blocks_free): XFREE bitmaps allocated
33001         with BITMAP_XMALLOC.
33003         * tree-ssa-alias.c (delete_alias_info): XFREE bitmaps allocated
33004         with BITMAP_XMALLOC.
33006         * tree-ssa-dom.c (tree_ssa_dominator_optimize):
33007         Free nonzero_vars at the end of the function.
33009         * convert.c (convert_to_integer): Make a CONVERT_EXPR when there is a
33010         need to generate code instead of a NOP_EXPR.
33012 2004-05-13  Ian Lance Taylor  <ian@wasabisystems.com>
33014         * gcc.c (default_compilers): Fill out initializers for new Fortran
33015         entries.
33017 2004-05-13  Paul Brook  <paul@codesourcery.com>
33019         * config/arm/arm.h (PCC_BITFIELD_TYPE_MATTERS): Define.
33021 2004-05-13  Paul Brook  <paul@codesourcery.com>
33023         * config/arm/arm.c (arm_default_short_enums): New function.
33024         (TARGET_DEFAULT_SHORT_ENUMS): Define.
33026 2004-05-13  Diego Novillo  <dnovillo@redhat.com>
33028         Merge from tree-ssa-20020619-branch.
33030         * Makefile.in (reload1.o-warn): Add.
33031         (tree-alias-ander.o-warn): Add.
33032         (GMPLIBS): Define.
33033         (GMPINC): Define.
33034         (BANSHEELIB): Define.
33035         (BANSHEEINC): Define.
33036         (TREE_DUMP_H): Define.
33037         (TREE_SIMPLE_H): Define.
33038         (TREE_FLOW_H): Define.
33039         (LIBDEPS): Add BANSHEELIB.
33040         (INCLUDES): Add BANSHEEINC and GMPINC.
33041         (C_AND_OBJC_OBJS): Add c-simplify.o, tree-mudflap.o,
33042         c-mudflap.o and c-pretty-print.o.
33043         (C_OBJS): Remove c-pretty-print.o.
33044         (OBJS-common): Remove sibcall.o.
33045         Add tree-cfg.o, tree-dfa.o, tree-eh.o,
33046         tree-ssa.o, tree-optimize.o, tree-simple.o,
33047         tree-alias-type.o, gimplify.o, tree-pretty-print.o,
33048         tree-into-ssa.o, tree-outof-ssa.o, tree-alias-common.o,
33049         tree-ssa-ccp.o, @ANDER@, tree-ssa-dce.o, tree-ssa-copy.o,
33050         tree-nrv.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
33051         tree-ssa-live.o, tree-ssa-operands.o, tree-ssa-alias.o,
33052         tree-ssa-phiopt.o, tree-ssa-forwprop.o, tree-nested.o,
33053         tree-ssa-dse.o, tree-ssa-dom.o, domwalk.o,
33054         tree-tailcall.o, gimple-low.o, tree-iterator.o,
33055         tree-phinodes.o, tree-ssanames.o, tree-sra.o,
33056         tree-complex.o, tree-ssa-loop.o, rtl-profile.o and
33057         tree-profile.o.
33058         (OBJC-archive): Add tree-nomudflap.o.
33059         (cc1): Add dependency on @TREEBROWSER@.
33060         (c-decl.o): Add dependency on TREE_DUMP_H.
33061         (c-dump.o): Likewise.
33062         (c-common.o): Add dependency on tree-iterator.h
33063         (c-pretty-print.o): Add dependency on DIAGNOSTIC_H.
33064         (gtype-desc.o): Add dependency on TREE_FLOW_H.
33065         (tree.o): Add dependency on tree-iterator.h,
33066         BASIC_BLOCK_H and TREE_FLOW_H.
33067         (tree-dump.o): Depend on TREE_DUMP_H instead of tree-dump.h.
33068         (langhooks.o): Add dependency on TREE_SIMPLE_H.
33069         (tree-alias-type.o, tree-alias-ander.o,
33070         tree-alias-common.o, tree-ssa.o, tree-into-ssa.o,
33071         tree-outof-ssa.o, tree-ssa-dse.o, tree-ssa-forwprop.o,
33072         tree-ssa-phiopt.o, tree-nrv.o, tree-ssa-copy.o,
33073         tree-ssa-dom.o, tree-ssanames.o, tree-phinodes.o,
33074         domwalk.o, tree-ssa-live.o, tree-ssa-copyrename.o,
33075         tree-ssa-pre.o, tree-cfg.o, tree-tailcall.o,
33076         tree-nested.o, tree-iterator.o, tree-dfa.o,
33077         tree-ssa-operands.o, tree-eh.o, tree-ssa-loop.o,
33078         tree-ssa-alias.o, tree-optimize.o, c-simplify.o,
33079         gimplify.o, gimple-low.o, tree-browser.o, tree-simple.o,
33080         tree-mudflap.o, c-mudflap.o, tree-nomudflap.o,
33081         tree-pretty-print.o, tree-ssa-dce.o, tree-ssa-ccp.o,
33082         tree-sra.o, tree-complex.o, tree-profile.o,
33083         rtl-profile.o): New rules.
33084         (function.o): Add dependency on basic-block.h
33085         (expr.o): Add dependency on tree-iterator.h.
33086         (sibcall.o): Remove.
33087         (profile.o): Depend on TREE_FLOW_H instead of TREE_H.
33088         (cfg.o): Add dependency on TIMEVAR_H.
33089         (cfghooks.o): Add dependency on TREE_FLOW_H.
33090         (reg-stack.o): Add dependency on basic-block.h.
33091         (GTFILES): Add hwint.h, tree-mudflaph.c, tree-flow.h,
33092         c-objc-common.c, c-common.c, c-parse.in, tree-ssanames.c,
33093         tree-eh.c, tree-phinodes.c, tree-cfg.c, tree-dfa.c,
33094         tree-ssa-ccp.c, tree-iterator.c, gimplify.c,
33095         tree-alias-type.h, tree-alias-common.h,
33096         tree-alias-type.c, tree-alias-common.c,
33097         tree-ssa-operands.h, tree-ssa-operands.c, tree-profile.c,
33098         rtl-profile.c and tree-nested.c.
33099         (gt-tree-alias-common.h, gt-tree-mudflap.h,
33100         gt-tree-ssa-ccp.h, gt-tree-eh.h, gt-tree-ssanames.h,
33101         gt-tree-iterator.h, gt-gimplify.h, gt-tree-phinodes.h,
33102         gt-tree-cfg.h, gt-tree-nested.h): New rules.
33103         (TEXI_GCCINT_FILES): Add cfg.texi and tree-ssa.texi.
33104         * basic-block.h: Include predict.h
33105         (struct edge_def): Add GTY marker.
33106         Change field 'insns' to be a union of tree and rtx.
33107         (EDGE_TRUE_VALUE): Define.
33108         (EDGE_FALSE_VALUE): Define.
33109         (EDGE_EXECUTABLE): Define.
33110         (struct bb_ann_d): Forward declare.
33111         (struct basic_block_def): Add GTY marker.
33112         Remove fields head_tree and end_tree.
33113         Add fields stmt_list, rbi and tree_annotations.
33114         (struct reorder_block_def): Define.
33115         (basic_block_info): Add GTY marker.
33116         (ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Change to global
33117         variables instead of macros.
33118         (flow_call_edges_add): Remove declaration.
33119         (make_eh_edge): Remove declaration.
33120         (brief_dump_cfg, find_edge, tree_predicted_by_p,
33121         rtl_predicted_by_p, tree_predict_edge, rtl_predict_edge,
33122         predict_edge_def, rtl_make_eh_edge, find_basic_blocks,
33123         cleanup_cfg, delete_unreachable_blocks, merge_seq_blocks,
33124         alloc_rbi_pool, initialize_bb_rbi, free_rbi_pool): Declare.
33125         (try_redirect_by_replacing_jump): Modfiy return type to
33126         edge instead of bool.
33127         * bb-reorder.c (copy_bb): Call duplicate_block
33128         instead of cfg_layout_duplicate_bb.
33129         (copy_bb_p): Call can_duplicate_block_p instead of
33130         cfg_layout_can_duplicate_bb_p.
33131         * bitmap.c (bitmap_first_set_bit): Abort if word
33132         wasn't found.
33133         (bitmap_last_set_bit): Likewise.
33134         * builtin-types.def (DEF_FUNCTION_TYPE_2): Add
33135         (DEF_FUNCTION_TYPE_3): Add.
33136         * builtins.c (c_strlen): Make extern.
33137         (builtin_save_expr): New.
33138         (expand_builtin_nonlocal_goto): New.
33139         (expand_builtin_constant_p): Remove.
33140         (expand_builtin_mathfn): Call builtin_save_expr instead
33141         of save_expr.
33142         (expand_builtin_mathfn_2): Likewise.
33143         (expand_builtin_strcmp): Likewise.
33144         (expand_builtin_strncmp): Likewise.
33145         (expand_builtin_strcat): Likewise.
33146         (fold_builtin_cabs): Likewise.
33147         (expand_builtin_alloca): Don't trigger if -fmudflap is
33148         given.
33149         (build_string_literal): Set TREE_INVARIANT on new node.
33150         (expand_builtin_profile_fun): New.
33151         (round_trampoline_addr): New.
33152         (expand_builtin_init_trampoline): New.
33153         (expand_builtin_adjust_trampoline): New.
33154         (expand_builtin) <BUILT_IN_NEXT_ARG>: Call simplify_builtin_next_arg.
33155         <BUILT_IN_CONSTANT_P>: Return const0_rtx;
33156         <BUILT_IN_STACK_ALLOC, BUILT_IN_STACK_SAVE,
33157         BUILT_IN_STACK_RESTORE, BUILT_IN_NONLOCAL_GOTO,
33158         BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT,
33159         BUILT_IN_INIT_TRAMPOLINE, BUILT_IN_ADJUST_TRAMPOLINE>:
33160         Handle.
33161         (fold_builtin_expect): New.
33162         (fold_builtin_isascii): Don't return non-constant results
33163         in GIMPLE form.
33164         (fold_builtin_isdigit): Likewise.
33165         (fold_builtin_1): New.
33166         (fold_builtin): Call it.
33167         (build_function_call_expr): Update call to build a new
33168         CALL_EXPR.
33169         (purge_builtin_constant_p): Remove.
33170         (simplify_builtin, simplify_builtin_memcmp,
33171         simplify_builtin_strcmp, simplify_builtin_strncmp,
33172         simplify_builtin_strpbrk, simplify_builtin_strstr,
33173         simplify_builtin_strchr, simplify_builtin_strrchr,
33174         simplify_builtin_strcat, simplify_builtin_strncat,
33175         simplify_builtin_strspn, simplify_builtin_strcspn,
33176         simplify_builtin_next_arg, simplify_builtin_va_start,
33177         simplify_builtin_sprintf): New.
33178         * builtins.def (BUILT_IN_STACK_ALLOC,
33179         BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE,
33180         BUILT_IN_INIT_TRAMPOLINE, BUILT_IN_ADJUST_TRAMPOLINE,
33181         BUILT_IN_NONLOCAL_GOTO, BUILT_IN_PROFILE_FUNC_ENTER,
33182         BUILT_IN_PROFILE_FUNC_EXIT): Define.
33183         * c-common.c: Include tree-iterator.h and hashtab.h.
33184         (lang_statement_code_p): Declare.
33185         (lang_gimplify_stmt): Declare.
33186         (fix_string_type): Set TREE_INVARIANT for value.
33187         (pointer_int_sum): Rely on build to set TREE_CONSTANT.
33188         (c_type_hash): New.
33189         (c_common_get_alias_set): Handle multiple type nodes
33190         referring to "the same" type, currently for C90 only.
33191         (c_add_case_label): Use create_artificial_label.
33192         (finish_label_address_expr): Don't set TREE_CONSTANT on
33193         result.
33194         (c_expand_expr): Don't handle STMT_EXPR.
33195         (handle_alias_attribute): Marke aliased variables to be
33196         TREE_STATIC.
33197         (handle_nonnull_attribute): Initialize arg_num.
33198         (check_function_nonnull): Likewise.
33199         (c_walk_subtrees): New.
33200         (c_estimate_num_insns_1): Don't handle
33201         EXPR_WITH_FILE_LOCATION nor FILE_STMT.
33202         (c_decl_uninit_1): Remove.
33203         (c_decl_uninit): Remove.
33204         (c_warn_unused_result): New.
33205         * c-common.def (ASM_STMT): Change number of operands
33206         to 4.
33207         (FILE_STMT): Remove.
33208         * c-common.h (lang_expand_stmt, lang_expand_decl_stmt):
33209         Remove.
33210         (lang_gimplify_stmt): Add.
33211         (expand_stmt): Remove.
33212         (ASM_CV_QUAL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
33213         ASM_CLOBBERS, STMT_EXPR_WARN_UNUSED_RESULT,
33214         ASM_VOLATILE_P, FILE_STMT_FILENAME_NODE,
33215         FILE_STMT_FILENAME, STMT_LINENO, STMT_LINENO_FOR_FN_P,
33216         ASM_INPUT_P, DECL_C_HARD_REGISTER): Remove.
33217         (genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt,
33218         genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
33219         genrtl_while_stmt, genrtl_do_stmt, genrtl_return_stmt,
33220         genrtl_for_stmt, genrtl_break_stmt, genrtl_continue_stmt,
33221         genrtl_scope_stmt, genrtl_switch_stmt, genrtl_case_label,
33222         genrtl_compound_stmt, genrtl_asm_stmt,
33223         genrtl_cleanup_stmt, c_decl_uninit): Remove.
33224         (c_do_switch_warnings, c_gimplify_expr, c_walk_subtrees,
33225         c_tree_chain_matters_p, c_warn_unused_result,
33226         c_genericize, c_gimplify_stmt, stmt_expr_last_stmt):
33227         Declare.
33228         * c-convert.c (convert): Make convert work when
33229         converting to compatible types across translation unit.
33230         * c-decl.c: Include langhooks.h, tree-mudflap.h,
33231         tree-simple.h, diagnostic.h and tree-dump.h
33232         (merge_decls): Initialize oldtype to NULL.
33233         (finish_decl): Use DECL_HARD_REGISTER instead of
33234         DECL_C_HARD_REGISTER.
33235         (check_bitfield_type_and_width): Check for null
33236         lang_type_specific when check the precision of an enum.
33237         (grokdeclarator): Immediately layout an ARRAY_TYPE used
33238         in a pointer-to-array declarator.
33239         (finish_struct): Clear allocated struct lang_type.
33240         (finish_enum): Set enum_min and enum_max.  Set
33241         TYPE_MIN/MAX_VALUE to the limits of the compatible type,
33242         not to the enumerators.
33243         (set_decl_nonlocal): New.
33244         (store_parm_decls): Use it via walk_tree.
33245         (c_finalize): New.
33246         (finish_function): When !targetm.have_ctors_dtors,
33247         record static constructors and destructors here...
33248         (c_expand_body_1): ... not here.
33249         (c_expand_decl): Rename from c_expand_decl_stmt.
33250         Handle all C-specific expansion semantics.
33251         * c-dump.c (dump_stmt): Use EXPR_LOCUS instead of
33252         STMT_LINENO.
33253         * c-format.c (handle_format_arg_attribute): Initialize
33254         format_num.
33255         * c-lang.c: Include tree-inline.h
33256         (LANG_HOOKS_EXPAND_DECL,
33257         LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
33258         LANG_HOOKS_TREE_INLINING_WALK_SUBTREES,
33259         LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P,
33260         LANG_HOOKS_GIMPLIFY_EXPR, LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
33261         (LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
33262         LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS): Remove.
33263         (c_types_compatible_p): New.
33264         * c-mudflap.c: New file.
33265         * c-objc-common.c: Include tree-mudflap.h
33266         (start_cdtor, finish_cdtor): Collapse
33267         together into
33268         (build_cdtor): ...here.  Update to construct a complete tree
33269         for the function.  No need to call push_scope, pop_scope, or
33270         clear_last_expr, or set current_function_cannot_inline.
33271         (c_missing_noreturn_ok_p): Change prototype to return
33272         bool.
33273         (c_objc_common_init): Don't set lang_missing_noreturn_ok_p.
33274         * c-opts.c (c_common_handle_option): Move handling of -fdump- to
33275         opts.c.
33276         (c_common_post_options): Don't ever use rtl inlining.
33277         * c-parse.in: Use EXPR_LOCUS instead of STMT_LINENO.
33278         * c-pragma.c (handle_pragma_redefine_extname): Define
33279         always.
33280         (init_pragma): Activate #pragma redefine_extname for mudflap.
33281         * c-pretty-print.c (pp_c_statement): Remove FILE_STMT.
33282         (pp_c_initializer): Accept any type CONSTRUCTOR.
33283         (pp_c_initializer_list): Fix code expectations for VECTOR_TYPE and
33284         COMPLEX_TYPE.
33285         (decl_name_str): New local function.
33286         (pp_c_direct_declarator): Call it.
33287         (pp_c_primary_expression): Call it.
33288         (pp_c_id_expression): Call it.
33289         (pp_c_statement): Call it.
33290         (print_c_tree): Create new pp object.
33291         * c-pretty-print.h (pp_c_tree_decl_identifier,
33292         print_c_tree): Declare.
33293         * c-semantics.c: Include langhooks.h
33294         (lang_expand_stmt, lang_expand_decl_stmt,
33295         find_reachable_label_1, find_reachable_label,
33296         expand_unreachable_if_stmt, expand_unreachable_stmt,
33297         genrtl_do_stmt_1): Remove.
33298         (begin_stmt_tree): Don't check for changed filename.
33299         Call annotate_with_locus.
33300         (finish_stmt_tree): Don't set line for end of function.
33301         (build_stmt): Don't check type nodes for
33302         side effects.
33303         (build_stmt): Set TREE_SIDE_EFFECTS.
33304         Set EXPR_LOCUS instead of STMT_LINENO.
33305         (lang_expand_stmt, lang_expand_decl_stmt,
33306         expand_cond, genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt,
33307         genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
33308         genrtl_while_stmt, genrtl_do_stmt_1, genrtl_do_stmt,
33309         genrtl_return_stmt, genrtl_for_stmt, genrtl_break_stmt,
33310         genrtl_continue_stmt, genrtl_scope_stmt, genrtl_switch_stmt,
33311         genrtl_case_label, genrtl_compound_stmt, genrtl_asm_stmt,
33312         genrtl_cleanup_stmt, expand_stmt, find_reachable_label,
33313         find_reachable_label_1, expand_unreachable_if_stmt,
33314         expand_unreachable_stmt): Remove.
33315         (prep_stmt): Use EXPR_LOCUS instead of STMT_LINENO.
33316         * c-simplify.c: New file.
33317         * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Define.
33318         (struct lang_type): Add fields enum_min and enum_max.
33319         (c_expand_decl_stmt, c_missing_noreturn_ok_p): Remove.
33320         (c_expand_decl, c_missing_noreturn_ok_p,
33321         c_types_compatible_p): Declare.
33322         * c-typeck.c (tagged_types_tu_compatible_p): Allow for
33323         compiler-generated TYPE_DECLs without a DECL_ORIGINAL_TYPE.
33324         (default_function_array_conversion): Rely on build to
33325         set TREE_CONSTANT.
33326         (parser_build_binary_op, pointer_diff): Likewise.
33327         (build_unary_op, build_binary_op): Likewise.
33328         (build_array_ref):
33329         (build_external_ref): Set TREE_INVARIANT.
33330         (build_c_cast, pop_init_level): Likewise.
33331         (process_init_element): Use ASM_VOLATILE_P.
33332         (build_asm_expr): Adapt to GENERIC/GIMPLE syntax.
33333         (c_finish_case): Call c_do_switch_warnings.
33334         * c.opt (fdump-): Remove.
33335         * calls.c (try_to_integrate): Remove.
33336         (prepare_call_address): Replace fndecl arg with a
33337         precomputed static chain value.
33338         (emit_call_1): New argument for full call expr.
33339         (flags_from_decl_or_type): Call special_function_p.
33340         (initialize_argument_information): Add argument
33341         may_tailcall.
33342         (purge_reg_equiv_notes): New.
33343         (expand_call): Do not try to expand calls inline.
33344         (fixup_tail_calls): New.
33345         * cfg.c: Include timevar.h and ggc.h.
33346         (bb_pool, edge_pool): Remove.
33347         (ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Declare.
33348         (entry_exit_blocks): Remove.
33349         (rbi_pool): Declare.
33350         (init_flow): Do not create pools.
33351         Allocate entry/exit block.
33352         (free_edge, alloc_block, expunge_block, unchecked_make_edge): Use GGC.
33353         (alloc_rbi_pool, free_rbi_pool, initialize_bb_rbi): New.
33354         (unlink_block): Clear b->prev_bb and b->next_bb.
33355         (compact_blocks): Clear all slots of BASIC_BLOCK array.
33356         (dump_flow_info): Work on trees too.
33357         (dump_cfg_bb_info): New.
33358         (brief_dump_cfg): New.
33359         * cfganal.c (need_fake_edge_p, flow_call_edges_add): Remove.
33360         (find_edge): New.
33361         * cfgbuild.c (rtl_make_eh_edge): Rename from
33362         make_eh_edge.  Update all users.
33363         (find_basic_blocks): Don't call VARRAY_FREE on
33364         basic_block_info.
33365         * cfgcleanup.c (outgoing_edges_match): Initialize newpos1
33366         and newpos2.
33367         (delete_unreachable_blocks): Return changed status.
33368         (merge_seq_blocks): New.
33369         * cfghooks.c: Include tree-flow.h
33370         (tree_register_cfg_hooks, ir_type): New.
33371         (redirect_edge_and_branch): Change return type to edge.
33372         (predict_edge, predicted_by_p, can_duplicate_block_p,
33373         duplicate_block, block_ends_with_call_p,
33374         block_ends_with_condjump_p, flow_call_edges_add): New.
33375         * cfghooks.h (redirect_edge_and_branch): Change return
33376         type to edge.
33377         (predict_edge, predicted_by_p, can_duplicate_block_p,
33378         duplicate_block, block_ends_with_call_p,
33379         block_ends_with_condjump_p, flow_call_edges_add): Declare.
33380         (redirect_edge_and_branch): Change return type to edge.
33381         (struct cfg_hooks): Add fields block_ends_with_call_p,
33382         block_ends_with_condjump_p, flow_call_edges_add,
33383         predict_edge, predicted_by_p, can_duplicate_block_p and
33384         duplicate_block.
33385         (tree_cfg_hooks, ir_type, tree_register_cfg_hooks): Declare.
33386         * cfglayout.c (cfg_layout_pool, cfg_layout_initialize_rbi): Removed.
33387         (fixup_reorder_chain): Use initialize_bb_rbi.
33388         (cfg_layout_can_duplicate_bb_p, cfg_layout_duplicate_bb): Hookized.
33389         (cfg_layout_initialize): Use cfg.c rbi pool manipulation functions.
33390         (can_copy_bbs_p, copy_bbs): Use cfghooks for bb duplication.
33391         (insn_locators_initialize): Use new info about blocks.
33392         * cfglayout.h (typedef struct reorder_block_def): Moved to
33393         basic_block.h.
33394         (cfg_layout_can_duplicate_bb_p, cfg_layout_duplicate_bb): Declaration
33395         removed.
33396         * cfgloop.c: Include tree.h and tree-flow.h.
33397         * cfgloop.h (create_loop_notes): Declare.
33398         * cfgloopmanip.c (create_loop_notes): New.
33399         * cfgrtl.c (cfg_layout_create_basic_block): Use initialize_bb_rbi.
33400         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Fill in can_duplicate_block_p
33401         and duplicate_block fields.
33402         (create_basic_block_structure): Don't look at
33403         RTX_INTEGRATED_P.
33404         (rtl_block_ends_with_call_p): New.
33405         (rtl_block_ends_with_condjump_p): New.
33406         (need_fake_edge_p): Moved from cfganal.c.
33407         (rtl_flow_call_edges_add): Moved from cfganal.c (flow_call_edges_add).
33408         (rtl_cfg_hooks): Add rtl_block_ends_with_call_p,
33409         rtl_block_ends_with_condjump_p, rtl_flow_call_edges_add.
33410         (cfg_layout_rtl_cfg_hooks): Ditto.
33411         * cgraph.c (cgraph_mark_reachable_node): Don't force nested
33412         functions to be reachable.
33413         * cgraphunit.c (decide_is_function_needed):
33414         * cgraphunit.c (decide_is_function_needed): Nested functions of extern
33415         inline functions don't need to be output.
33416         (cgraph_assemble_pending_functions): Don't do anything
33417         special for nested functions.
33418         (cgraph_mark_functions_to_output): Likewise.
33419         (cgraph_finalize_function): Don't zap DECL_STRUCT_FUNCTION.
33420         (cgraph_analyze_function): Use estimate_num_insns.
33421         (cgraph_mark_functions_to_output): Likewise.
33422         (cgraph_estimate_growth, cgraph_clone_inlined_nodes): Likewise.
33423         (cgraph_expand_function): Allow functions to not be
33424         emitted.
33425         (cgraph_remove_unreachable_nodes):
33426         (cgraph_recursive_inlining_p): Simplify.
33427         (lookup_recursive_calls,
33428         cgraph_decide_recursive_inlining): New.
33429         (cgraph_decide_inlining_*): Update calls of
33430         cgraph_mark_inline.
33431         * combine.c (get_pos_from_mask): Always set *plen.
33432         * common.opt (fdump-, fmudflap, fmudflapth, fmudflapir,
33433         ftree-based-profiling, ftree-ccp, ftree-ch,
33434         ftree-combine-temps, ftree-copyrename, ftree-dce,
33435         ftree-dominator-opts, ftree-dse, ftree-loop-optimize,
33436         ftree-points-to, ftree-pre, ftree-sra, ftree-ter,
33437         ftree-lrs): Add.
33438         * config.in (HAVE_LD_PIE, HAVE_BANSHEE, PREFIX_INCLUDE_DIR):
33439         Undefine.
33440         * configure.ac: Add --enable-tree-browser option.
33441         Add --with-libbanshee option.
33442         Add GMPLIBS and GMPINC.
33443         * configure: Regenerate.
33444         * coverage.c (tree_ctr_tables): New.
33445         (coverage_counter_alloc): Use it.
33446         (build_ctr_info_value): Ditto.
33447         (coverage_counter_ref): Ditto.  Rename to rtl_coverage_counter_ref.
33448         (tree_coverage_counter_ref): New.
33449         * coverage.h (coverage_counter_ref): Remove declaration.
33450         (rtl_coverage_counter_ref): Declare.
33451         (tree_coverage_counter_ref): Declare.
33452         * cppexp.c (append_digit): Rearrange unsignedp/overflow setting.
33453         (eval_token, num_binary_op, num_part_mul, num_div_op): Likewise.
33454         * cse.c (fold_rtx): Do not handle CONSTANT_P_RTX.
33455         (struct cse_basic_block_data): Rename enum values to not
33456         conflict with profile.h; update all uses.
33457         * dbxout.c (dbxout_symbol_location): Don't mention integrate.c
33458         in comments.
33459         * defaults.h (TRAMPOLINE_ALIGNMENT): Move from function.c.
33460         * diagnostic.h (debug_output_buffer, dump_generic_node,
33461         print_generic_stmt, print_generic_stmt_indented,
33462         print_generic_expr, print_generic_decl,
33463         debug_generic_expr, debug_generic_stmt, debug_c_tree):
33464         Declare.
33465         * dominance.c: Cache immediate dominators.
33466         * domwalk.c: New file.
33467         * domwalk.h: New file.
33468         * dwarf2out.c (is_fortran): Support DW_LANG_Fortran95.
33469         (gen_subprogram_die): Generate a DIE for a named
33470         return value.
33471         (loc_descriptor_from_tree): Treat RESULT_DECL like VAR_DECL.
33472         (add_location_or_const_value_attribute): Likewise.
33473         (add_bound_info): Likewise.
33474         (gen_decl_die): Likewise.
33475         * emit-rtl.c (maybe_set_first_label_num): New.
33476         (copy_most_rtx): Don't copy the integrated flag.
33477         Copy the new return_val flag.
33478         * et-forest.c (MAX_NODES): Define.
33479         (record_path_before_1): Abort if len is greater than
33480         MAX_NODES.
33481         * except.c (gen_eh_region, gen_eh_region_cleanup, gen_eh_region_try,
33482         gen_eh_region_catch, gen_eh_region_allowed,
33483         gen_eh_region_must_not_throw, get_eh_region_number,
33484         get_eh_region_may_contain_throw, get_eh_region_tree_label,
33485         set_eh_region_tree_label, expand_resx_expr): New.
33486         (expand_eh_region_start, expand_start_catch): Use them.
33487         (expand_end_catch): Tidy.
33488         (note_eh_region_may_contain_throw): Take region argument.
33489         (note_current_region_may_contain_throw): New.
33490         (get_exception_filter): Export.
33491         (collect_eh_region_array): Export.
33492         (remove_unreachable_regions): Check ERT_TRY based on reachability
33493         of catches, not reachability of continue_label.  Never remove
33494         ERT_MUST_NOT_THROW regions.
33495         (collect_rtl_labels_from_trees): New.
33496         (convert_from_eh_region_ranges): Use it.
33497         (connect_post_landing_pads): Handle dying cleanups.
33498         (struct reachable_info): Add callback data.
33499         (add_reachable_handler): Invoke the callback.
33500         (foreach_reachable_handler): New.
33501         (reachable_handlers): Use it.
33502         (arh_to_landing_pad, arh_to_label): New.
33503         (can_throw_internal_1): Split out from can_throw_internal.
33504         (can_throw_external_1): Similarly.
33505         * except.h: Update.
33506         * explow.c (emit_stack_save): Remove savearea mode check.
33507         (update_nonlocal_goto_save_area): New.
33508         (allocate_dynamic_stack_space): Use it.
33509         (probe_stack_range): Never emit loop notes.
33510         * expmed.c (extract_fixed_bit_field): Always propagate the
33511         target for the shift if it is a REG.
33512         * expr.c: Include tree-iterator.h
33513         (is_zeros_p): Remove.
33514         (categorize_ctor_elements_1, categorize_ctor_elements): New.
33515         (count_type_elements): New.
33516         (mostly_zeros_p): Use them.
33517         (expr_wfl_stack): Remove.
33518         (convert_move): Do nothing if to and from are the same.
33519         (emit_block_move_via_loop): Don't emit LOOP notes.
33520         (emit_move_insn): Don't handle CONSTANT_P_RTX.
33521         (emit_move_insn_1): Don't generate inline warnings.
33522         (expand_vars, expand_var): Split from ...
33523         (expand_expr_1): ... here.
33524         (expand_expr_real, expand_expr_real_1): Use new macros
33525         EXPR_LOCATION and EXPR_HAS_LOCATION.
33526         * expr.h (simplify_builtin_fputs,
33527         simplify_builtin_strcpy, simplify_builtin_strncpy,
33528         expand_var, fixup_tail_calls,
33529         update_nonlocal_goto_save_area): Declare.
33530         (lookup_static_chain, expand_inline_function,
33531         mark_seen_cases): Remove.
33532         (prepare_call_address): Change type of 2nd argument to
33533         rtx.
33534         * final.c (profile_function): Update static chain test.
33535         (final): Don't look at RTX_INTEGRATED_P.
33536         * flags.h (flag_mudflap, flag_mudflap_threads,
33537         flag_mudflap_ignore_reads, flag_tree_pre, flag_tree_ccp,
33538         flag_tree_dce, flag_tree_combine_temps,
33539         flag_tree_live_range_split, flag_tree_dom, flag_tree_ch,
33540         flag_tree_dse, flag_tree_sra, flag_tree_copyrename,
33541         flag_tree_points_to): Declare.
33542         (enum pta_type): Declare.
33543         * flow.c (lang_missing_noreturn_ok_p): Remove.
33544         (check_function_return_warnings): Remove.
33545         (update_life_info): Update comments.
33546         (free_basic_block_vars): Don't call VARRAY_FREE for
33547         basic_block_info.
33548         (regno_uninitialized): Remove.
33549         * fold-const.c (int_const_binop): Make extern.
33550         (non_lvalue): Rely on build to set TREE_CONSTANT.
33551         (operand_equal_p): Replace only_const argument with
33552         flags.  Allow pure functions if OEP_PURE_SAME.
33553         (fold): Use OEP_ONLY_CONST.
33554         (invert_truthvalue) <NOP_EXPR> Break if argument is of
33555         boolean type.
33556         (fold_relational_hi_lo,
33557         nondestructive_fold_binary_to_constant,
33558         nondestructive_fold_unary_to_constant,
33559         fold_read_from_constant_string): New.
33560         * function.c (struct function): Remove calls_constant_p.
33561         (current_function_calls_constant_p): Remove.
33562         (inline_function_decl): Remove.
33563         (put_var_into_stack): Don't use it.
33564         (fix_lexical_addr): Likewise.
33565         (inline_function_decl): Remove extern declaration.
33566         (TRAMPOLINE_ALIGNMENT): Move to defaults.h.
33567         (trampolines_created): Move to varasm.c.
33568         (free_after_compilation): Update for removed fields.
33569         (allocate_struct_function): Likewise.
33570         (delete_handlers, lookup_static_chain): Remove.
33571         (fix_lexical_addr): Don't consider non-local variable refs.
33572         (trampoline_address): Remove.
33573         (round_trampoline_addr): Move to builtins.c.
33574         (adjust_trampoline_addr): Remove.
33575         (expand_function_start): Update for changes to static chain
33576         and nonlocal goto handling.
33577         (initial_trampoline): Move to varasm.c.
33578         (expand_function_end): Don't build trampolines or kill
33579         unreferenced nonlocal goto labels.
33580         (free_after_compilation): Don't set it.
33581         (expand_function_end): Likewise.
33582         (setjmp_vars_warning): Rename from
33583         uninitialized_vars_warning, remove uninitialized vars warning.
33584         (uninitialized_vars_warning): Remove old comment
33585         and check for DECL_INITIAL, replace with a check of TREE_NO_WARNING
33586         and do not call the langhook.
33587         (expand_function_start, expand_function_end): Don't do
33588         function instrumentation here.
33589         (clear_block_marks): Rename from reorder_blocks_0, export.
33590         (blocks_nreverse): Export.
33591         (uninitialized_vars_warning): Use DECL_RTL_SET_P to test for presence
33592         of rtl.
33593         (reset_block_changes, record_block_change, finalize_block_changes,
33594         check_block_change, free_block_changes): New functions.
33595         (assign_parms): Setting of current_function_stdarg
33596         moved ...
33597         (allocate_struct_function): ... here.
33598         * function.h (struct function): Remove x_nonlocal_labels,
33599         x_nonlocal_goto_handler_slots, x_nonlocal_goto_stack_level,
33600         x_context_display, x_trampoline_list, needs_context.
33601         Add static_chain_decl, nonlocal_goto_save_area.
33602         (struct function): Remove x_clobber_return_insn.
33603         Add tail_call_emit field, last_label_uid,
33604         unexpanded_var_list, dont_emit_block_notes,
33605         ib_boundaries_block, function_end_locus and saved_tree/saved_args.
33606         (clear_block_marks): Declare.
33607         * gcc.c (MFWRAP_SPEC, MFLIB_SPEC): Add -fmudflapth support.
33608         (mfwrap_spec, mflib_spec): Declare.
33609         (cpp_unique_options, cc1_options): Ditto.
33610         (default_compilers): Add .F and .f90.
33611         (static_specs): Add mfwrap and mflib.
33612         * gcse.c (want_to_gcse_p, gcse_constant_p): Don't handle
33613         CONSTANT_RTX_P.
33614         (reg_used_on_edge, reg_killed_on_edge, bypass_block):
33615         Update to match insns field in struct edge_def.
33616         * gdbinit.in (pgs, pge): Define.
33617         * genattrtab.c (ATTR_PERMANENT_P): Use the return_val flag
33618         instead of the integrated flag.
33619         * gengtype-lex.l (IWOrD): Add HOST_WIDEST_INT
33620         * gengtype-yacc.y (bitfieldlen): Add empty action.
33621         (struct_fields): Accept unnamed bitfields.
33622         (bitfieldlen): Split from ...
33623         (bitfieldopt): ... here.
33624         * gengtype.c (ifiles): Add tree-alias-type.h and
33625         tree-flow.h.
33626         * genrecog.c (validate_pattern): Do not handle
33627         CONSTANT_P_RTX.
33628         * gimple-low.c: New file.
33629         * gimplify.c: New file.
33630         * haifa-sched.c (priority): Do not handle CONSTANT_P_RTX.
33631         (restore_line_notes): Do not set RTX_INTEGRATED_P.
33632         * ifcvt.c (dead_or_predicable): Initialize local variable
33633         'earliest'.
33634         * input.h (expr_wfl_stack): Remove.
33635         * integrate.c (INTEGRATE_THRESHOLD): Remove.
33636         (setup_initial_hard_reg_value_integration): Likewise.
33637         (initialize_for_inline): Likewise.
33638         (note_modified_parmregs): Likewise.
33639         (integrate_parm_decls): Likewise.
33640         (process_reg_param): Likewise.
33641         (save_parm_insns): Likewise.
33642         (copy_insn_list): Likewise.
33643         (copy_insn_notes): Likewise.
33644         (compare_blocks): Likewise.
33645         (find_block): Likewise.
33646         (inlining): Likewise.
33647         (function_cannot_inline_p): Likewise.
33648         (parmdecl_map): Likewise.
33649         (in_nonparam_insns): Likewise.
33650         (save_for_inline): Likewise.
33651         (FIXED_BASE_PLUS): Likewise.
33652         (expand_inline_function): Likewise.
33653         (copy_rtx_and_substitute): Don't look at map->integrating,
33654         map->inline_target, and inlining, since we are never copying
33655         for integrating.
33656         Don't abort on RTX_INTEGRATED_P.
33657         (old_fun): Remove.
33658         (output_inline_function): Remove.
33659         * integrate.h (struct inline_map): Remove fields integrating,
33660         block_map, leaf_reg_map, inline_target, and local_return_label.
33661         * jump.c (next_nonnote_insn_in_loop, duplicate_loop_exit_test,
33662         copy_loop_headers, never_reached_warning): Removed.
33663         (any_uncondjump_p): Reject nonlocal goto.
33664         * langhooks-def.h (lhd_types_compatible_p,
33665         lhd_expand_decl, lhd_gimplify_expr): Declare.
33666         (LANG_HOOKS_EXPAND_DECL, LANG_HOOKS_TYPES_COMPATIBLE_P,
33667         LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
33668         LANG_HOOKS_FUNCTION_LEAVE_NESTED,
33669         LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
33670         LANG_HOOKS_GIMPLIFY_EXPR,
33671         LANG_HOOKS_GIMPLE_BEFORE_INLINING,
33672         LANG_HOOKS_EXPAND_DECL, LANG_HOOKS_TYPES_COMPATIBLE_P,
33673         LANG_HOOKS_GIMPLIFY_EXPR,
33674         LANG_HOOKS_GIMPLE_BEFORE_INLINING): Define.
33675         (LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_START,
33676         LANG_HOOKS_RTL_EXPAND_STMT, LANG_HOOKS_RTL_EXPAND_END,
33677         LANG_HOOKS_FUNCTION_LEAVE_NESTED,
33678         LANG_HOOKS_RTL_EXPAND_INITIALIZER,
33679         LANG_HOOKS_DECL_UNINIT,
33680         LANG_HOOKS_RTL_EXPAND_INITIALIZER): Remove.
33681         * langhooks.c: Include tree-simple.h.
33682         (lhd_expand_decl): New.
33683         (lhd_types_compatible_p): New.
33684         (lhd_decl_uninit): Remove.
33685         (lhd_gimplify_expr): New.
33686         * langhooks.h (struct lang_hooks_for_rtl_expansion):
33687         Remove.
33688         (struct lang_hooks_for_functions): Add field
33689         missing_noreturn_ok_p.
33690         (struct lang_hooks): Add field expand_decl,
33691         types_compatible_p, gimplify_expr and
33692         gimple_before_inlining.
33693         Remove fields decl_uninit and rtl_expand
33694         * opts.c (decode_options): Set flag_tree_ccp,
33695         flag_tree_dce, flag_tree_dom, flag_tree_dse,
33696         flag_tree_pre, flag_tree_ter,
33697         flag_tree_live_range_split, flag_tree_sra,
33698         flag_tree_copyrename and flag_tree_ch at -O1 and higher.
33699         (common_handle_option): Handle OPT_fdump_, OPT_fmudflap,
33700         OPT_fmudflapth, OPT_fmudflapir,
33701         OPT_ftree_based_profiling, OPT_ftree_ccp, OPT_ftree_dce,
33702         OPT_ftree_combine_temps, OPT_ftree_ter, OPT_ftree_lrs,
33703         OPT_ftree_dominator_opts, OPT_ftree_copyrename,
33704         OPT_ftree_ch, OPT_ftree_dse, OPT_ftree_sra,
33705         OPT_ftree_points_to_ and OPT_ftree_pre.
33706         * output.h (regno_uninitialized, find_basic_blocks,
33707         cleanup_cfg, delete_unreachable_blocks,
33708         check_function_return_warnings): Remove.
33709         * params.def (PARAM_MAX_INLINE_INSNS_RECURSIVE,
33710         PARAM_MAX_INLINE_INSNS_RECURSIVE_AUTO,
33711         PARAM_MAX_INLINE_RECURSIVE_DEPTH,
33712         PARAM_MAX_INLINE_RECURSIVE_DEPTH_AUTO,
33713         PARAM_GLOBAL_VAR_THRESHOLD, PARAM_MAX_ALIASED_VOPS):
33714         * params.h (GLOBAL_VAR_THRESHOLD, MAX_ALIASED_VOPS):
33715         Define.
33716         * passes.c (rest_of_decl_compilation):
33717         (rest_of_handle_sibling_calls): Remove.
33718         (rest_of_handle_inlining): Remove.
33719         (rest_of_handle_gcse): Do not run
33720         purge_builtin_constant_p.
33721         (rest_of_compilation): Update.
33722         Do not call copy_loop_headers.
33723         Do rtl-based profiling only when
33724         !flag_tree_based_profiling.  Register rtl-based profiling
33725         hooks.
33726         * predict.c: Include tree-flow.h, ggc.h, tree-dump.h
33727         (predicted_by_p): Rename to ...
33728         (rtl_predicted_by_p): .. this one; make global
33729         (tree_predicted_by_p): New.
33730         (dump_prediction): Add FILE argument.
33731         (predict_edge): Rename to ...
33732         (rtl_predict_edge): .. this one.
33733         (tree_predict_edge): New.
33734         (combine_predictions_for_insn): Update calls of predict_edge.
33735         (predict_loops): Break out from ...
33736         (estimate_probability): ... here; update comments; move updating
33737         of unknown probabilities from ...
33738         (estimate_bb_frequencies): ... here.
33739         (combine_predictions_for_bb): New.
33740         (tree_predict_by_opcode): New.
33741         (tree_estimate_probability): New.
33742         * predict.def (PRED_TREE_POINTER, PRED_TREE_OPCODE_POSITIVE,
33743         PRED_TREE_OPCODE_NONEQUAL, PRED_TREE_FPOPCODE): New predictors.
33744         * predict.h: Add include guard.
33745         (predict_edge, predict_edge_def): Move prototypes to basic_block.h
33746         * pretty-print.c (pp_write_text_to_stream): Make extern.
33747         * pretty-print.h (pp_write_text_to_stream): Declare.
33748         * print-rtl.c (print_rtx): Don't print the integrated flag.
33749         Print the return_val flag.
33750         * print-tree.c: Use TREE_FILENAME and TREE_LINENO instead
33751         of DECL_SOURCE_FILE and DECL_SOURCE_LINE respectively.
33752         Remove support for EXPR_WITH_FILE_LOCATION nodes.
33753         (print_node): Print TREE_INVARIANT and TREE_VISITED.
33754         * profile.c: Include cfghooks.h, tree-flow.h.
33755         (profile_hooks): New.
33756         (profile_dump_file): New.
33757         (instrument_edges): Use hooks instead of RTL-specific code.
33758         (instrument_values): Ditto.
33759         (get_exec_counts): Ditto.
33760         (compute_branch_probabilities): Ditto.
33761         (compute_value_histograms): Ditto.
33762         (branch_prob): Ditto.
33763         (find_spanning_tree): Ditto.
33764         (end_branch_prob): Ditto.
33765         (gen_edge_profiler): Move to rtl-profile.c (rtl_gen_edge_profiler).
33766         (gen_interval_profiler): Ditto (rtl_gen_interval_profiler).
33767         (gen_pow2_profiler): Ditto (rtl_gen_pow2_profiler).
33768         (gen_one_value_profiler): Ditto (rtl_gen_one_value_profiler).
33769         (tree_register_profile_hooks): New.
33770         (rtl_register_profile_hooks): New.
33771         * ra-rewrite.c (rewrite_program): Clear variable info.
33772         * recog.c (immediate_operand): Do not handle CONSTANT_P_RTX.
33773         * regs.h: Add include guards.
33774         * reload.c (decompose): Clear val using memset.
33775         * rtl.def (CONSTANT_P_RTX): Remove.
33776         * rtl.h (CONSTANT_P): Do not handle CONSTANT_P_RTX.
33777         (copy_loop_headers): Remove.
33778         (struct rtx_def): Replace the integrated flag with the
33779         return_val flag.
33780         (maybe_set_first_label_num): Declare.
33781         (init_branch_prob): Move declaration to value-prof.h.
33782         (end_branch_prob): Ditto.
33783         (branch_prob): Ditto.
33784         (never_reached_warning): Don't declare it.
33785         * rtlanal.c (get_related_value): Initialize get_jump_table_offset
33786         (hoist_insn_to_edge): Update to match field insns in
33787         struct edge_def.
33788         * sbitmap.c (sbitmap_realloc): New.
33789         * sbitmap.h (sbitmap_realloc): Declare.
33790         * sibcall.c: Remove file.
33791         * simplify-rtx.c (simplify_rtx): Do not handle
33792         CONSTANT_P_RTX.
33793         * stmt.c (parse_output_constraint): Don't warn for read-write
33794         memory operand.
33795         (tail_recursion_args): Use types_compatible_p langhook.
33796         (force_label_rtx): Don't look at inline_function_decl.
33797         (label_rtx): Set LABEL_PRESERVE_P appropriately.
33798         (expand_label): Handle DECL_NONLOCAL and FORCED_LABEL.
33799         (declare_nonlocal_label): Remove.
33800         (expand_goto): Don't handle nonlocal gotos.
33801         (expand_nl_handler_label): Remove.
33802         (expand_nl_goto_receivers): Remove.
33803         (expand_end_bindings): Don't expand_nl_goto_receivers.  Use
33804         update_nonlocal_goto_save_area.
33805         (expand_expr_stmt_value): Check TREE_NO_WARNING.
33806         (warn_if_unused_value): Likewise.
33807         (expand_start_loop, expand_loop_continue_here,
33808         expand_end_loop): Don't create loop notes.
33809         (all_cases_count, BITARRAY_TEST, BITARRAY_SET,
33810         mark_seen_cases, check_for_full_enumeration_handling): Remove.
33811         (expand_end_case_type): Don't do warn_switch handling.
33812         (pushcase, pushcase_range) Update add_case_node calls.
33813         (add_case_node): Add dont_expand_label argument.
33814         (same_case_target_p): Don't search rtl.
33815         (expand_start_bindings_and_block, expand_end_bindings):
33816         Don't emit block notes when dont_emit_block_notes.
33817         (using_eh_for_cleanups_p): Export.
33818         (expand_return): Allow any typed rhs.
33819         (expand_stack_alloc): New.
33820         (expand_stack_save, expand_stack_restore): New.
33821         (containing_blocks_have_cleanups_or_stack_level): New
33822         function.
33823         (asm_op_is_mem_input): New fn.
33824         (expand_asm_expr): New fn.
33825         (warn_if_unused_value): Check operand 0 of SAVE_EXPR
33826         nodes.
33827         * stor-layout.c (layout_type): Just return if type is
33828         error_mark_node.
33829         (update_alignment_for_field): Export.
33830         (variable_size): We don't care about global_bindings_p if
33831         the frontend doesn't want a list of the expressions.
33832         * system.h: Poison INTEGRATE_THRESHOLD.
33833         * timevar.def (TV_TREE_GIMPLIFY, TV_TREE_EH, TV_TREE_CFG,
33834         TV_TREE_CLEANUP_CFG, TV_TREE_PTA, TV_TREE_MAY_ALIAS,
33835         TV_TREE_INSERT_PHI_NODES, TV_TREE_SSA_REWRITE_BLOCKS,
33836         TV_TREE_SSA_OTHER, TV_TREE_OPS,
33837         TV_TREE_SSA_DOMINATOR_OPTS, TV_TREE_SRA, TV_TREE_CCP,
33838         TV_TREE_SPLIT_EDGES, TV_TREE_PRE, TV_TREE_PHIOPT,
33839         TV_TREE_FORWPROP, TV_TREE_DCE, TV_TREE_CD_DCE,
33840         TV_TREE_DSE, TV_TREE_LOOP, TV_TREE_CH,
33841         TV_TREE_SSA_TO_NORMAL, TV_TREE_SSA_TO_NORMAL,
33842         TV_TREE_NRV, TV_TREE_COPY_RENAME, TV_TREE_SSA_VERIFY,
33843         TV_TREE_STMT_VERIFY, TV_DOM_FRONTIERS,
33844         TV_CONTROL_DEPENDENCES): Define.
33845         * toplev.c: Include tree-alias-common.h
33846         (current_file_decl, flag_mudflap, flag_mudflap_threads,
33847         flag_mudflap_ignore_reads, flag_tree_based_profiling,
33848         flag_tree_gvn, flag_tree_points_to, flag_tree_ccp,
33849         flag_tree_dce, flag_tree_ch, flag_tree_sra,
33850         flag_tree_combine_temps, flag_tree_ter,
33851         flag_tree_live_range_split, flag_tree_dom,
33852         flag_tree_copyrename, flag_tree_dse): Declare.
33853         (f_options): Add tree-based-profiling, tree-gvn,
33854         tree-pre, tree-ccp, tree-dce,
33855         tree-dominator-opts, tree-copyrename, tree-dse,
33856         tree-combine-temps, tree-ter, tree-lrs and tree-ch.
33857         (wrapup_global_declarations): Don't output nested inlined functions.
33858         (general_init): Call init_tree_optimization_passes.
33859         (process_options): Sorry for -ftree-based-profiling plus
33860         -ftest-coverage or -fprofile-values.
33861         * toplev.h (init_tree_optimization_passes,
33862         flag_tree_based_profiling): Declare.
33863         * tracer.c (tail_duplicate): Use cfghooks for bb duplication.
33864         * tree-alias-ander.c: New file.
33865         * tree-alias-ander.h: New file.
33866         * tree-alias-common.c: New file.
33867         * tree-alias-common.h: New file.
33868         * tree-alias-type.c: New file.
33869         * tree-alias-type.h: New file.
33870         * tree-browser.c: New file.
33871         * tree-browser.def: New file.
33872         * tree-cfg.c: New file.
33873         * tree-complex.c: New file.
33874         * tree-dfa.c: New file.
33875         * tree-dump.c (dump_enable_all): New.
33876         (dequeue_and_dump): Do not handle EXPR_WITH_FILE_LOCATION.
33877         (dump_node): Remove const from field suffix and swtch.
33878         (dump_files): Add null entry, .generic, .nested, .vcg,
33879         .xml and a match-all entry.
33880         (extra_dump_files, extra_dump_files_in_use,
33881         extra_dump_files_alloced): Declare
33882         (dump_option_value_info): Add raw, details, stats,
33883         blocks, vops, lineno, uid and all.
33884         (dump_register): New.
33885         (get_dump_file_info): New.
33886         (dump_begin): Call it.
33887         Do nothing for TDI_none.
33888         (dump_begin): Include phase number in dump filename.
33889         (dump_enable_all): New.
33890         (dump_switch_p_1): Split out from dump_switch_p.
33891         (dump_switch_p): Handle extra_dump_files.
33892         Start our scan at TDI_none + 1.
33893         If -fdump-tree-all was given, call dump_enable_all.
33894         * tree-dump.h: Include splay-tree.h.
33895         (dump_function, dump_function_to_file, dump_register):
33896         Declare.
33897         * tree-eh.c: New file.
33898         * tree-flow-inline.h: New file.
33899         * tree-flow.h: New file.
33900         * tree-inline.c: Re-write to handle inlining on GIMPLE.
33901         * tree-inline.h (walk_tree,
33902         walk_tree_without_duplicates): Move to tree.h.
33903         (estimate_num_insns): Declare.
33904         * tree-into-ssa.c: New file.
33905         * tree-iterator.c: New file.
33906         * tree-iterator.h: New file.
33907         * tree-mudflap.c: New file.
33908         * tree-mudflap.h: New file.
33909         * tree-nested.c: New file.
33910         * tree-nomudflap.c: New file.
33911         * tree-nrv.c: New file.
33912         * tree-optimize.c (dump_flags, vars_to_rename,
33913         in_gimple_form, all_passes, pass_gimple,
33914         pass_rebuild_bind, pass_all_optimizations, pass_del_cfg): Declare.
33915         (execute_gimple, execute_rebuild_bind,
33916         gate_all_optimizations, execute_del_cfg,
33917         register_one_dump_file, register_dump_files, dup_pass_1,
33918         init_tree_optimization_passes, execute_todo,
33919         execute_one_pass, execute_pass_list): New.
33920         (clear_decl_rtl): Remove.
33921         (tree_rest_of_compilation): Update to use tree
33922         optimizers.
33923         * tree-outof-ssa.c: New file.
33924         * tree-pass.h: New file.
33925         * tree-phinodes.c: New file.
33926         * tree-pretty-print.c: New file.
33927         * tree-profile.c: New file.
33928         * tree-simple.c: New file.
33929         * tree-simple.h: New file.
33930         * tree-sra.c: New file.
33931         * tree-ssa-alias.c: New file.
33932         * tree-ssa-ccp.c: New file.
33933         * tree-ssa-copy.c: New file.
33934         * tree-ssa-copyrename.c: New file.
33935         * tree-ssa-dce.c: New file.
33936         * tree-ssa-dom.c: New file.
33937         * tree-ssa-dse.c: New file.
33938         * tree-ssa-forwprop.c: New file.
33939         * tree-ssa-live.c: New file.
33940         * tree-ssa-live.h: New file.
33941         * tree-ssa-loop.c: New file.
33942         * tree-ssa-operands.c: New file.
33943         * tree-ssa-operands.h: New file.
33944         * tree-ssa-phiopt.c: New file.
33945         * tree-ssa-pre.c: New file.
33946         * tree-ssa.c: New file.
33947         * tree-ssanames.c: New file.
33948         * tree-tailcall.c: New file.
33949         * tree.c: Include tree-iterator.h, basic-block.h and
33950         tree-flow.h.
33951         (tree_node_kind): Add phi_nodes and ssa names.
33952         (tree_size): Handle PHI_NODE, EPHI_NODE, SSA_NAME,
33953         EUSE_NODE, EKILL_NODE, EEXIT_NODE and STATEMENT_LIST.
33954         (make_node_stat): Handle PHI_NODE and SSA_NAME.
33955         <'c'> Set TREE_INVARIANT.
33956         (copy_node_stat): Abort if trying to copy a
33957         STATEMENT_LIST.
33958         Clear TREE_VISITED.
33959         Clear annotation field.
33960         (build_constructor): Copy TREE_INVARIANT from vals.
33961         Don't clear TREE_CONSTANT.
33962         (expr_first, expr_last, expr_length): Remove.
33963         (staticp): Pass unknown component references to the language.
33964         (save_expr): Check TREE_INVARIANT instead of TREE_CONSTANT.
33965         (skip_simple_arithmetic): Likewise.
33966         (stabilize_reference_1): Likewise.
33967         (tree_node_structure): Handle PHI_NODE, EPHI_NODE,
33968         EUSE_NODE, EKILL_NODE, EEXIT_NODE, SSA_NAME and
33969         STATEMENT_LIST.
33970         (lhd_unsave_expr_now): Remove.
33971         (unsafe_for_reeval): Handle LABEL_EXPR and BIND_EXPR.
33972         (recompute_tree_invarant_for_addr_expr): New.
33973         (build1_stat): Clear EXPR_LOCUS and TREE_BLOCK.
33974         Call recompute_tree_invarant_for_addr_expr.
33975         Set TREE_INVARIANT accordingly.
33976         (build2_stat): Don't handle CALL_EXPR.
33977         (build3_stat): Don't call build2_stat for CALL_EXPRs.
33978         (build_expr_wfl): Remove.
33979         (annotate_with_file_line, annotate_with_locus): New.
33980         (simple_cst_equal): Call simple_cst_list_equal to compare
33981         CONSTRUCTOR_ELTS pointers.
33982         (iterative_hash_expr): Don't hash types associated
33983         with conversions.  Instead hash on the signedness of the
33984         toplevel object and the operand of the conversion.
33985         (dump_tree_statistics): Call ssanames_print_statistics
33986         and phinodes_print_statistics.
33987         (ephi_node_elt_check_failed, phi_node_elt_check_failed,
33988         add_var_to_bind_expr, build_empty_stmt, is_essa_node,
33989         needs_to_live_in_memory): New.
33990         (initializer_zerop): Handle VECTOR_CST.  Don't check
33991         AGGREGATE_TYPE_P for CONSTRUCTOR.
33992         * tree.def (FILTER_EXPR, CASE_LABEL_EXPR, RESX_EXPR,
33993         SSA_NAME, EUSE_NODE, EKILL_NODE, EPHI_NODE, EEXIT_NODE,
33994         PHI_NODE, CATCH_EXPR, EH_FILTER_EXPR, STATEMENT_LIST): Define.
33995         (GOTO_SUBROUTINE_EXPR): Change type to 's'.
33996         (CALL_EXPR): Add another operand.
33997         (EXPR_WITH_FILE_LOCATION): Remove.
33998         (SWITCH_EXPR): Add another operand.
33999         * tree.h: Update various comments.
34000         (union tree_ann_d): Forward declare.
34001         (struct tree_common): Add fields nowarning_flag,
34002         invariant_flag and visited.
34003         (EREF_NODE_CHECK, EPHI_NODE_ELT_CHECK,
34004         PHI_NODE_ELT_CHECK, EREF_NODE_CHECK, PHI_NODE_ELT_CHECK,
34005         EPHI_NODE_ELT_CHECK, TREE_BLOCK,
34006         STRIP_USELESS_TYPE_CONVERSION, CALL_EXPR_TAILCALL,
34007         TREE_NO_WARNING, FORCED_LABEL, TREE_INVARIANT,
34008         IS_EMPTY_STMT, EXPR_LOCUS, SET_EXPR_LOCUS, EXPR_FILENAME,
34009         EXPR_LINENO, EXPR_LOCATION, EXPR_HAS_LOCATION,
34010         EXIT_EXPR_COND, SWITCH_COND, SWITCH_BODY, SWITCH_LABELS,
34011         CASE_LOW, CASE_HIGH, CASE_LABEL, BIND_EXPR_VARS,
34012         BIND_EXPR_BODY, BIND_EXPR_BLOCK, GOTO_DESTINATION,
34013         ASM_STRING, ASM_OUTPUTS, ASM_INPUTS, ASM_CLOBBERS,
34014         ASM_INPUT_P, ASM_VOLATILE_P, COND_EXPR_COND,
34015         COND_EXPR_THEN, COND_EXPR_ELSE, LABEL_EXPR_LABEL,
34016         CATCH_TYPES, CATCH_BODY, EH_FILTER_TYPES,
34017         EH_FILTER_FAILURE, EH_FILTER_MUST_NOT_THROW,
34018         SSA_NAME_VAR, SSA_NAME_DEF_STMT, SSA_NAME_VERSION,
34019         SSA_NAME_OCCURS_IN_ABNORMAL_PHI, SSA_NAME_IN_FREE_LIST,
34020         PHI_RESULT, PHI_REWRITTEN, PHI_NUM_ARGS,
34021         PHI_ARG_CAPACITY, PHI_ARG_ELT, PHI_ARG_EDGE, PHI_ARG_DEF,
34022         EREF_PROCESSED, EREF_ID, EREF_NAME, EREF_STMT,
34023         EREF_RELOAD, EREF_SAVE, EREF_CLASS, EREF_INJURED,
34024         EREF_TEMP, EUSE_DEF, EUSE_PHIOP, EUSE_INSERTED,
34025         EUSE_LVAL, EPHI_NUM_ARGS, EPHI_ARG_CAPACITY,
34026         EPHI_ARG_ELT, EPHI_ARG_EDGE, EPHI_ARG_PRED, EPHI_ARG_DEF,
34027         EPHI_ARG_INJURED, EPHI_ARG_DELAYED_RENAME,
34028         EPHI_ARG_HAS_REAL_USE, EPHI_ARG_STOPS,
34029         EPHI_ARG_PROCESSED2, EPHI_IDENTITY, EPHI_IDENT_INJURED,
34030         EPHI_REP_OCCUR_KNOWN, EPHI_IDENTICAL_TO, EPHI_DOWNSAFE,
34031         EPHI_CANT_BE_AVAIL, EPHI_DEAD, EPHI_USES, EPHI_STOPS,
34032         TREE_VISITED, SSA_VAR_P, DECL_NUM_STMTS,
34033         DECL_HARD_REGISTER, DECL_PTA_ALIASVAR, LABEL_DECL_UID,
34034         DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL,
34035         STATEMENT_LIST_HEAD, STATEMENT_LIST_TAIL, TDF_RAW,
34036         TDF_DETAILS, TDF_STATS, TDF_BLOCKS, TDF_VOPS, TDF_LINENO,
34037         TDF_UID,): Define.
34038         (TREE_NO_UNUSED_WARNING, EXPR_WFL_EMIT_LINE_NOTE,
34039         EXPR_WFL_NODE, EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME,
34040         EXPR_WFL_LINECOL, EXPR_WFL_LINENO, EXPR_WFL_COLNO,
34041         EXPR_WFL_SET_LINECOL): Remove.
34042         (phi_node_elt_check_failed, ephi_node_elt_check_failed,
34043         make_phi_node, init_phinodes, fini_phinodes,
34044         release_phi_node, phinodes_print_statistics,
34045         init_ssanames, fini_ssanames, make_ssa_name,
34046         release_ssa_name, ssanames_print_statistics,
34047         annotate_with_file_line, build_empty_stmt,
34048         annotate_with_locus, expr_only, categorize_ctor_elements,
34049         count_type_elements, add_var_to_bind_expr, is_essa_node,
34050         expand_stack_alloc, expand_stack_save,
34051         expand_stack_restore, add_case_node, operand_equal_p,
34052         nondestructive_fold_unary_to_constant,
34053         nondestructive_fold_binary_to_constant,
34054         fold_read_from_constant_string, int_const_binop,
34055         strip_float_extensions, simplify_builtin, c_strlen,
34056         recompute_tree_invarant_for_addr_expr,
34057         needs_to_live_in_memory, make_vector,
34058         setjmp_vars_warning, update_alignment_for_field,
34059         expand_asm_expr, asm_op_is_mem_input,
34060         containing_blocks_have_cleanups_or_stack_level,
34061         create_artificial_label, gimplify_function_tree,
34062         get_name, unshare_expr, walk_tree,
34063         walk_tree_without_duplicates, in_gimple_form): Declare.
34064         (struct tree_exp): Add fields locus and block.
34065         (struct tree_ssa_name, struct edge_def, struct
34066         tree_phi_node, struct tree_eref_common, struct
34067         tree_euse_node, struct ephi_arg_d, struct tree_ephi_node,
34068         union alias_var_def, struct tree_statement_list_node,
34069         struct tree_statement_list, enum operand_equal_flag): Declare.
34070         (enum tree_node_structure_enum): Add TS_SSA_NAME,
34071         TS_PHI_NODE, TS_EPHI_NODE, TS_EUSE_NODE, TS_EREF_NODE,
34072         TS_STATEMENT_LIST.
34073         (union tree_node): Add fields ssa_name, phi, eref, ephi,
34074         euse and stmt_list.
34075         (function_cannot_inline_p, uninitialized_vars_warning,
34076         save_for_inline, output_inline_function, all_cases_count,
34077         check_for_full_enumeration_handling,
34078         declare_nonlocal_label): Remove.
34079         (enum tree_dump_index): Add TDI_none, TDI_tu,
34080         TDI_generic, TDI_nested, TDI_vcg, TDI_xml.
34081         * unroll.c (unroll_loop): Don't clear map->inline_target.
34082         * unwind-sjlj.c (uw_install_context): Make a proper static inline
34083         function.
34084         * value-prof.c (value_prof_hooks): New.
34085         (find_values_to_profile): Rename to rtl_find_values_to_profile.
34086         Move rtl-specific bits in from branch_prob.
34087         (value_profile_transformations): Rename to
34088         rtl_value_profile_transformations.
34089         (struct value_prof_hooks): New.
34090         (rtl_value_prof_hooks): New.
34091         (rtl_register_value_prof_hooks): New.
34092         (tree_find_values_to_profile): New stub.
34093         (tree_value_profile_transformations): New stub.
34094         (tree_value_prof_hooks): New stub.
34095         (tree_register_value_prof_hooks): New stub.
34096         (find_values_to_profile): New.
34097         (value_profile_transformations): New.
34098         * value-prof.h: Add multiple inclusion guard.
34099         (struct histogram_value): Change rtx fields to void *.
34100         (rtl_register_value_prof_hooks): New declaration.
34101         (tree_register_value_prof_hooks): New declaration.
34102         (find_values_to_profile): New declaration.
34103         (free_profiled_values): New declaration.
34104         (value_profile_transformations): New declaration.
34105         (struct profile_hooks): New declaration.
34106         (init_branch_prob): Declaration moved from rtl.h.
34107         (branch_prob): Declaration moved from rtl.h.
34108         (end_branch_prob): Declaration mooved from rtl.h.
34109         (tree_register_profile_hooks): New declaration.
34110         (rtl_register_profile_hooks): New declaration.
34111         (tree_profile_hooks): New declaration.
34112         (rtl_profile_hooks): New declaration.
34113         * varasm.c: Include tree-mudflap.h.
34114         (TRAMPOLINE_ALIGNMENT): Remove.
34115         (make_decl_rtl): Call mudflap_enqueue_decl.
34116         (assemble_static_space):
34117         (assemble_trampoline_template): Set and return
34118         TRAMPOLINE_ALIGNMENT.
34119         * varray.c (element): Add GENERIC_PTR_NOGC entry.
34120         Add entry for 'tree *'.
34121         Add entry for struct edge_def *.
34122         (varray_copy): New.
34123         * varray.h (enum varray_data_enum): Add
34124         VARRAY_DATA_GENERIC_NOGC, VARRAY_DATA_EDGE and
34125         VARRAY_DATA_TREE_PTR.
34126         (union varray_data_tag): Corresponding changes.
34127         (VARRAY_GENERIC_PTR_NOGC_INIT, VARRAY_EDGE_INIT,
34128         VARRAY_TREE_PTR_INIT, VARRAY_GENERIC_PTR_NOGC,
34129         VARRAY_EDGE, VARRAY_TREE_PTR,
34130         VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_EDGE,
34131         VARRAY_PUSH_TREE_PTR, VARRAY_TOP_GENERIC_PTR_NOGC,
34132         VARRAY_TOP_EDGE, VARRAY_TOP_TREE_PTR): Define.
34134         * config/*/*: Various updates for changed macros, tree
34135         codes, etc.  Check ChangeLog.tree-ssa.
34137         * doc/cfg.texi: New file.
34138         * doc/tree-ssa.texi: New file.
34139         * doc/c-tree.texi: Document new codes.
34140         * doc/gccint.texi: Include new files.
34141         * doc/install.texi: Document new features.
34142         * doc/invoke.texi: Document new switches.
34143         * doc/passes.texi: Document new passes.
34144         * doc/rtl.texi: Update changed RTL codes.
34145         * doc/sourcebuild.texi: Update build instructions.
34146         * doc/standards.texi: Document Fortran changes.
34147         * doc/tm.texi: Update.
34149 2004-05-12  Paolo Bonzini  <bonzini@gnu.org>
34151         Replace several arrays with a struct of arrays.
34152         * combine.c (struct reg_stat): New.
34153         (init_reg_last_arrays): Renamed to...
34154         (init_reg_last): ...this.  Callers adjusted.
34155         (reg_stat): New.
34156         (combine_instructions): Allocate it and use it.
34157         (reg_last_death, reg_last_set, reg_last_set_value,
34158         reg_last_set_label, reg_last_set_table_tick,
34159         reg_last_set_invalid, reg_nonzero_bits, reg_sign_bit_copies,
34160         reg_last_set_mode, reg_last_set_nonzero_bits,
34161         reg_last_set_sign_bit_copies): Replace throughout
34162         with items of reg_stat.
34164 2004-05-11  Kaz Kojima  <kkojima@gcc.gnu.org>
34166         PR optimization/15100
34167         * combine.c (distribute_notes): Don't create a dangling
34168         REG_LIBCALL/REG_RETVAL note.
34170 2004-05-11  Aldy Hernandez  <aldyh@redhat.com>
34172         * config/rs6000/spe.md (spe_evneg): Rename to negv2si2.
34174         * config/rs6000/rs6000.c (bdesc_1arg): Change spe_evneg to
34175         negv2si2.
34177 2004-05-11  Aldy Hernandez  <aldyh@redhat.com>
34179         * doc/md.texi (Standard Names): Fix typo in vec_init description.
34181 2004-05-11  Geoffrey Keating  <geoffk@apple.com>
34183         * doc/gty.texi (GTY Options): Clarify example.
34185 2004-05-11  Fariborz Jahanian  <fjahanian@apple.com>
34187         * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
34188         Add const qualifier to altivec vector type if one is needed.
34190 2004-05-11  Paul Brook  <paul@codesourcery.com>
34192         * flags.h (flag_short_enums): Update comment.
34193         * opts.c (decode_options): Set flag_short_enums to 2.
34194         * toplev.c (flag_short_enums): Update comment.
34195         (process_options): Call default_short_enums target hook.
34197 2004-05-11  Andrew Pinski  <pinskia@gcc.gnu.org>
34199         PR target/14063
34200         * config/rs6000/altivec.md (altivec_dssall):
34201         Change to unspec_volatile.
34202         (altivec_dss): Likewise.
34204 2004-05-10  Aldy Hernandez  <aldyh@redhat.com>
34206         * config/rs6000/altivec.md ("one_cmplv16qi2"): Change vnot to
34207         vnor.
34208         ("one_cmplv8hi2"): Same.
34209         ("one_cmplv4si2"): Same.
34211 2004-05-10  Kaz Kojima  <kkojima@gcc.gnu.org>
34213         PR target/15130
34214         * config/sh/sh-protos.h (sh_expand_epilogue): Change prototype.
34215         * config/sh/sh.c (output_stack_adjust): Take the sibcall epilogue
34216         into account.  Compute the correct number of general registers
34217         for the return value.  Generate a special push/pop sequence when
34218         failing to get a temporary register for non SHmedia epilogue.
34219         (sh_expand_epilogue): Add an argument to show whether it's for
34220         sibcall or not.  Set the 3rd argument of output_stack_adjust to
34221         -1 if needed.
34222         (sh_need_epilogue): Call sh_expand_epilogue with 0.
34223         * config/sh/sh.md (sibcall_epilogue): Call sh_expand_epilogue
34224         with 1.
34225         (epilogue): Call sh_expand_epilogue with 0.
34227 2004-05-10  Andrew Pinski  <pinskia@physics.uc.edu>
34229         * gcse.c (eliminate_partially_redundant_loads): Instead of returning early,
34230         goto a cleanup label.  After the cleanup, free the allocated memory.
34232 2004-05-10  Ziemowit Laski  <zlaski@apple.com>
34234         * config/rs6000/altivec.h (vec_sld): Add overloads for
34235         argument/return types of 'vector bool int', 'vector bool short'
34236         and 'vector bool char'.
34238 2004-05-10  Zack Weinberg  <zack@codesourcery.com>
34240         * c-decl.c (store_parm_decls_newstyle): Correct test for a
34241         nested function.
34243 2004-05-10  Richard Sandiford  <rsandifo@redhat.com>
34245         * read-rtl.c (read_rtx): Allow 's' and 'T' strings to be omitted,
34246         treating missing ones as "".
34247         * config/mips/mips.md: Remove constraints from match_operands and
34248         match_scratches if they appear in define_expands (except reload*),
34249         define_peephole2s, define_splits or attribute specifications.
34250         * config/mips/7000.md, config/mips/sb1.md: Remove match_operand
34251         constraint strings.
34253 2004-05-10  Alan Modra  <amodra@bigpond.net.au>
34255         * config/rs6000/rs6000.c (function_arg_boundary): Always align
34256         AltiVec vectors.
34257         (function_arg_advance): Pass TARGET_32BIT -mabi=no-altivec AltiVec
34258         vectors by refererence.  Align the same for TARGET_64BIT to a 16
34259         byte boundary.  Remove useless code.  Add function comment.
34260         (function_arg): Similarly.  Move gpr rs6000_mixed_function_arg
34261         call to where it belongs.
34262         (function_arg_partial_nregs): Return true for all TARGET_32BIT
34263         -mabi=no-altivec AltiVec vectors.  Fix debug output.
34264         (rs6000_va_arg): Adjust for AltiVec change.
34266 2004-05-10  Paul Brook  <paul@codesourcery.com>
34268         * config/arm/arm.c (arm_promote_prototypes): Use TARGET_AAPCS_BASED.
34269         * config/arm/arm.h (TARGET_AAPCS_BASED): Define.
34270         (TARGET_DOUBLEWORD_ALIGN): Use it.
34271         (WCHAR_TYPE): Define.
34272         (WCHAR_SIZE_TYPE): Define.
34273         (SIZE_TYPE): Define.
34275 2004-05-10  Alan Modra  <amodra@bigpond.net.au>
34277         * config/rs6000/rs6000.c (function_arg_boundary): Align for ABI_V4
34278         when size is 8 bytes.
34279         (function_arg_advance): Account for stack space used by AltiVec
34280         args when -mabi=altivec.  Simplify alignment calculations.  For
34281         ABI_V4, pass AltiVec vectors by reference when -mabi=no-altivec.
34282         (function_arg): Similarly.
34283         (function_arg_pass_by_reference): True for ABI_V4 AltiVec when
34284         not AltiVec ABI.
34285         (rs6000_va_arg): Correct fp arg test.  Adjust for AltiVec change.
34286         Correct alignment, and align before testing reg count.  Remove
34287         TREE_THIS_VOLATILE from reg.  Don't emit unused labels.
34288         (rs6000_complex_function_value): Check TARGET_HARD_FLOAT and
34289         TARGET_FPRS here..
34290         (rs6000_function_value): .. not here before call.
34292 2004-05-09  Aldy Hernandez  <aldyh@redhat.com>
34294         * config/rs6000/spe.md ("tstsflt_gpr"): Fix typo in unspec.
34296 2004-05-09  Zack Weinberg  <zack@codesourcery.com>
34298         PR 15007
34299         * c-decl.c (current_file_decl): Rename to all_translation_units,
34300         adjust comment.
34301         (pop_scope): If popping file_scope, construct a
34302         TRANSLATION_UNIT_DECL and make it the context of all the
34303         symbols in the scope.
34304         (push_file_scope): Don't construct a TRANSLATION_UNIT_DECL here.
34305         (pushdecl): Clarify comment.  Do not set DECL_CONTEXT of
34306         anything to current_file_decl.
34307         (pushdecl_top_level): Likewise.
34308         (store_parm_decls_newstyle): Adjust check for nested function.
34309         (c_write_global_declarations): Update for renamed variable.
34311 2004-05-09  Aldy Hernandez  <aldyh@redhat.com>
34313         * config/rs6000/rs6000-protos.h
34314         (rs6000_conditional_register_usage): Protoize.
34316         * config/rs6000/rs6000.c (rs6000_conditional_register_usage): New.
34318         * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Call
34319         function.
34321 2004-05-08  Roger Sayle  <roger@eyesopen.com>
34323         * fold-const.c (fold_div_compare): New function to optimize X/C1 op C2
34324         where op is a comparison operator and C1 and C2 are integer constants
34325         into a range check.
34326         (fold): Call fold_div_compare.
34328 2004-05-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
34330         * doc/install.texi (sparc-sun-solaris2*): Document bootstrap
34331         problems with earlier versions of the GNU compiler.
34333 2004-05-07  Aldy Hernandez  <aldyh@redhat.com>
34335         * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
34336         Declare.
34338         * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): New.
34339         (rs6000_hard_regno_mode_ok): New.
34340         (rs6000_init_hard_regno_mode_ok): New.
34341         (rs6000_override_options): Call rs6000_init_hard_regno_mode_ok.
34343         * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Use precomputed
34344         result.
34346 2004-05-07  Ziemowit Laski  <zlaski@apple.com>
34348         * config/rs6000/altivec.h (vector, pixel, bool): Do not
34349         define as macros #ifdef __APPLE_ALTIVEC__.
34351 2004-05-07  Fariborz Jahanian  <fjahanian@apple.com>
34353         * config/rs6000/rs6000.c (rs6000_mixed_function_arg):
34354         Generate appropriate parallels for vector arguments
34355         passed to vararg functions. (function_arg): make the call
34356         to rs6000_mixed_function_arg for vector args as needed.
34358 2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
34360         * config/mips/mips.c (mips_va_arg): Fix calculation of osize for
34361         EABI_FLOAT_VARARGS_P.
34363 2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
34365         * config/mips/mips.h (ISA_HAS_BRANCHLIKELY): Remove TARGET_MIPS5500.
34366         * config/mips/mips.c (override_options): Disable branch likely
34367         instructions if TUNE_MIPS5500.
34369 2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
34371         * config/mips/mips.c (override_options): Allow the hi and lo registers
34372         to store any integral mode, not just MODE_INTs.
34374 2004-05-07  Paul Brook  <paul@codesourcery.com>
34376         * config/arm/arm.c (arm_promote_prototypes): Use TARGET_AAPCS_BASED.
34377         * config/arm/arm.h (TARGET_AAPCS_BASED): Define.
34378         (TARGET_DOUBLEWORD_ALIGN): Use it.
34379         (WCHAR_TYPE): Define.
34380         (WCHAR_SIZE_TYPE): Define.
34381         (SIZE_TYPE): Define.
34383 2004-05-07  Uros Bizjak  <uros@kss-loka.si>
34385         * config/i386/i386.c (ix86_emit_fp_unordered_jump): Use
34386         testb $4, %ah insn instead of sahf insn if !TARGET_USE_SAHF.
34388 2004-05-07  Andrew Pinski  <pinskia@physics.uc.edu>
34390         * loop-doloop.c (doloop_valid_p): Make sure that body
34391         gets freed.
34393 2004-05-07  Eric Botcazou  <ebotcazou@act-europe.fr>
34395         * config/sparc/sparc-protos.h (sparc_skip_caller_unimp): New
34396         declaration.
34397         * config/sparc/sparc.c (SKIP_CALLERS_UNIMP_P): Delete.
34398         (sparc_skip_caller_unimp): New global variable.
34399         (sparc_function_epilogue): Set 'sparc_skip_caller_unimp'.
34400         Use it instead of SKIP_CALLERS_UNIMP_P.
34401         * config/sparc/sparc.md (call expander): Add sanity check.
34402         (call_address_struct_value_sp32): Re-sync with expander.
34403         (call_symbolic_struct_value_sp32): Likewise.
34404         (return peepholes): Use 'sparc_skip_caller_unimp' instead
34405         of custom predicate.
34407 2004-05-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
34409         PR c++/14962
34410         * c-pragma.c (handle_pragma_redefine_extname): Only change
34411         the assembler name of FUNCTION_DECLs and VAR_DECLs.
34413 2004-05-07  Uros Bizjak  <uros@kss-loka.si>
34415         * optabs.h (enum optab_index): Add new OTI_log1p.
34416         (log1p_optab): Define corresponding macro.
34417         * optabs.c (init_optabs): Initialize log1p_optab.
34418         * genopinit.c (optabs): Implement log1p_optab using log1p?f2
34419         patterns.
34420         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG1P{,F,L}
34421         using log1p_optab.
34422         (expand_builtin): Expand BUILT_IN_LOG1P{,F,L} using
34423         expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
34425         * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FYL2XP1.
34427         * config/i386/i386.c (ix86_emit_i387_log1p): New function.
34428         * config/i386/i386-protos.h (ix86_emit_i387_log1p):
34429         Prototype here.
34430         * config/i386/i386.md (UNSPEC_FYL2XP1): New unspec to represent
34431         x87's fyl2xp1 instruction.
34432         (*fyl2x_xf3): Rename insn definition to fyl2x_xf3.
34433         (fyl2xp1_xf3): New pattern to implement fyl2xp1 x87 instruction.
34434         (log1psf2, log1pdf2, log1pxf2): New expanders to implement log1pf,
34435         log1p  and log1pl built-ins as inline x87 intrinsics.
34437 2004-05-07  Loren James Rittle  <ljrittle@acm.org>
34439         * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Proper redefinition.
34440         * config/arm/freebsd.h: Likewise.
34441         * config/ia64/freebsd.h: Likewise.
34442         * config/sparc/freebsd.h: Likewise.
34444 2004-05-07  Hans-Peter Nilsson  <hp@axis.com>
34446         PR optimization/15296
34447         * reorg.c (fill_simple_delay_slots): Use next_real_insn when
34448         getting last consecutive label at a branch.
34449         (relax_delay_slots): Similar, near top of loop.
34451 2004-05-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
34453         PR target/15202
34454         * pa.md (movdi, movsi, movhi, movqi): Support move from shift amount
34455         register to general register.
34457 2004-05-07  Alan Modra  <amodra@bigpond.net.au>
34459         * config/rs6000/rs6000.h (STACK_BOUNDARY): Use 128 bit for either
34460         TARGET_ALTIVEC or TARGET_ALTIVEC_ABI.
34461         * config/rs6000/sysv4.h (ABI_STACK_BOUNDARY): Likewise.
34462         (STACK_BOUNDARY): Delete.
34464 2004-05-06  Stuart Hastings  <stuart@apple.com>
34466         * doc/invoke.texi: Restore -fgcse-after-reload doc from 1.421,
34467         mistakenly clobbered by 1.423.
34469 2004-05-06  Richard Sandiford  <rsandifo@redhat.com>
34471         * doc/invoke.texi: Document -mvr4130-align.
34472         * config/mips/mips.h (MASK_VR4130_ALIGN, TARGET_VR4130_ALIGN)
34473         (TUNE_MIPS4120, TUNE_MIPS4130): New macros.
34474         (TUNE_MACC_CHAINS): Include TUNE_MIPS4120 and TUNE_MIPS4130.
34475         (TARGET_SWITCHES): Add -mvr4130-align and -mno-vr4130-align.
34476         * config/mips/mips.md: Include sched-int.h.
34477         (USEFUL_INSN_P, SEQ_BEGIN, SEQ_END, FOR_EACH_SUBINSN): New macros.
34478         (mips_rtx_costs): Set integer multiplication costs for TUNE_MIPS4130.
34479         (override_options): Enable -mvr4130-align at -O3 and above.
34480         (mips_sim_insn): New variable.
34481         (mips_sim): New structure.
34482         (mips_sim_reset, mips_sim_init, mips_sim_next_cycle, mips_sim_wait_reg)
34483         (mips_sim_wait_regs_2, mips_sim_wait_regs_1, mips_sim_wait_regs)
34484         (mips_sim_wait_units, mips_sim_wait_insn, mips_sim_record_set)
34485         (mips_sim_issue_insn, mips_sim_issue_nop, mips_sim_finish_insn)
34486         (vr4130_avoid_branch_rt_conflict, vr4130_align_insns): New functions.
34487         (mips_reorg): Call vr4130_align_insns.
34488         (vr4130_last_insn): New variable.
34489         (vr4130_true_reg_dependence_p_1, vr4130_true_reg_dependence_p)
34490         (vr4130_swap_insns_p, vr4130_reorder): New functions.
34491         (mips_sched_reorder, mips_variable_issue): Hook in vr4130 code.
34492         (mips_issue_rate): Return 2 for PROCESSOR_R4130.
34493         (mips_use_dfa_pipeline_interface): Return true for the same.
34494         * config/mips/4130.md: New file.
34495         * config/mips/mips.md: Include it.  Add a peephole2 to convert
34496         "mult;mflo" into "mtlo;macc".
34497         (*macc, *umul_acc_di, *smul_acc_di): Use $1 rather than $0 as the
34498         target of maccs.
34499         (*msac_using_macc): New pattern.
34501 2004-05-06  Richard Sandiford  <rsandifo@redhat.com>
34503         * config/mips/5500.md (ir_vr55_store): Set latency to 0.
34504         (ir_vr55_hilo): Split into...
34505         (ir_vr55_mfhilo, ir_vr55_mthilo): ...these new reservations.
34506         (ir_vr55_imul_si, ir_vr55_imadd): Change latency to 5.
34507         (ir_vr55_imul_di): Change latency to 9.  Reserve vr55_mac for 4 cycles.
34508         Add various multiplication bypasses.
34509         * config/mips/mips.c (mips_rtx_costs): Adjust VR5500 costs for integer
34510         multiplication.
34512 2004-05-06  Uros Bizjak  <uros@kss-loka.si>
34514         * config/i386/i386.md (*fscalexf4): Correct insn "mode"
34515         attribute to "XF".
34517 2004-05-05  Uros Bizjak  <uros@kss-loka.si>
34519         * optabs.h (enum optab_index): Add new OTI_fmod and OTI_drem.
34520         (fmod_optab, drem_optab): Define corresponding macros.
34521         * optabs.c (init_optabs): Initialize fmod_optab and drem_optab.
34522         * genopinit.c (optabs): Implement fmod_optab and drem_optab
34523         using fmod?f3 and drem?f3 patterns.
34524         * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_FMOD{,F,L}
34525         using fmod_optab and BUILT_IN_DREM{,F,L} using drem_optab.
34526         (expand_builtin): Expand BUILT_IN_FMOD{,F,L} and
34527         BUILT_IN_DREM{,F,L} using expand_builtin_mathfn_2 if
34528         flag_unsafe_math_optimizations is set.
34530         * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FPREM_F,
34531         UNSPEC_FPREM_U, UNSPEC_FPREM1_F and UNSPEC_FPREM1_U.
34533         * config/i386/i386.c (ix86_emit_fp_unordered_jump): New function.
34534         * config/i386/i386-protos.h (ix86_emit_fp_unordered_jump):
34535         Prototype here.
34536         * config/i386/i386.md (UNSPEC_FPREM_F, UNSPEC_FPREM_U,
34537         UNSPEC_FPREM1_F, UNSPEC_FPREM1_U): New unspecs to represent x87's
34538         fprem and fprem1 instructions.
34539         (*x86_fnstsw_1): Change input parameter to (reg:CCFP 18).
34540         Rename insn definition to x86_fnstsw_1.
34541         (fpremxf4, fprem1xf4): New patterns to implement fprem and fprem1
34542         x87 instructions.
34543         (fmodsf3, fmoddf3, fmodxf3): New expanders to implement fmodf, fmod
34544         and fmodl built-ins as inline x87 intrinsics.
34545         (dremsf3, dremdf3, dremxf3): New expanders to implement dremf, drem
34546         and dreml built-ins as inline x87 intrinsics.
34548 2004-05-05  Roger Sayle  <roger@eyesopen.com>
34550         * reload1.c (inherit_piecemeal_p): Mark parameters potentially unused.
34552 2004-05-05  Ian Lance Taylor  <ian@wasabisystems.com>
34554         PR driver/9822
34555         * doc/invoke.texi (Spec Files): Remove documentation of %c.
34557 2004-05-05  Chris Demetriou  <cgd@broadcom.com>
34559         * config/mips/mips.md: Update the msub define_split for new mflo/mfhi
34560         representation.
34562 2004-05-06  Paul Brook  <paul@codesourcery.com>
34564         * config/arm/arm-protots.h (vfp_mem_operand): Rename ...
34565         (arm_coproc_mem_operand): ... To this.
34566         * config/arm/arm.c (arm_legitimate_address_p): Allow ldrd modes.
34567         (arm_legitimate_index_p): Ditto.
34568         (vfp_mem_operand): Rename ...
34569         (arm_coproc_mem_operand): ... To this.  Handle writeback modes.
34570         (vfp_secondary_reload_class): Use it.
34571         (output_move_double): Use doubleword load/store instructions.
34572         (arm_hard_regno_mode_ok): Only allow even reg pairs for ldrd.
34573         * config/arm/arm.h (TARGET_LDRD): Define.
34574         (EXTRA_CONSTRAINT_STR_ARM): Add 'Uy'.
34575         * config/arm/arm.md (arm_movdi): Allow all valid memory operands.
34576         New splitter for invalid doubleword loads.
34577         * config/arm/iwmmxt.md (iwmmxt_arm_movdi): Use Uy constraint.
34578         * config/arm/vfp.md (arm_movdi_vfp): Allow all valid memory operands.
34579         * doc/md.texi: Document Uy constraint.
34581 2004-05-05  Jan Hubicka  <jh@suse.cz>
34583         PR opt/14980
34584         * cgraphunit.c (cgraph_remove_unreachable_nodes): Deal properly with
34585         inline clones.
34587 2004-05-05  H.J. Lu  <hongjiu.lu@intel.com>
34589         PR target/15290
34590         * config/i386/i386.c (ix86_split_to_parts): Use real_to_target
34591         instead of REAL_VALUE_TO_TARGET_LONG_DOUBLE.
34593 2004-05-05  Mike Stump  <mrs@apple.com>
34595         * config/darwin-c.c (add_framework): Copy the directory name as it
34596         can be freed later.  Also, ensure we always allocate enough room
34597         for the cached framework information.
34598         (find_subframework_header): Keep track of the directory where the
34599         subframework header was found.
34600         (framework_construct_pathname): Speed up by not trying to re-add a
34601         framework.
34602         * cppfiles.c (search_path_exhausted): Arrange for the missing
34603         header callback to be able to set the directory where the header
34604         was found.
34605         (cpp_get_dir): Add.
34606         * cpplib.h (missing_header_cb): Add a parameter.
34607         (cpp_get_dir): Add.
34609 2004-05-03  Mike Stump  <mrs@apple.com>
34611         * doc/invoke.texi (Directory Options): Document -iquote.
34612         * doc/cpp.texi: Likewise.
34613         * doc/cppopts.texi: Likewise.
34614         * c-opts.c (c_common_missing_argument): Add -iquote processing.
34615         (c_common_handle_option): Likewise.
34616         * c.opt (iquote): Add.
34617         * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -iquote.
34618         * c-incpath.c (merge_include_chains): Update comment to use -iquote.
34620         * c-opts.c (case OPT_I): Deprecate -I- support.
34621         * doc/invoke.texi: Likewise.
34622         * doc/cpp.texi: Likewise.
34623         * doc/cppopts.texi: Likewise.
34625 2004-05-05  Steven Bosscher  <stevenb@suse.de>
34627         * basic-block.h (free_basic_block_vars): Update prototype.
34628         * flow.c (free_basic_block_vars): Remove the keep_head_end_p
34629         argument.
34630         (life_analysis): Update call.
34631         * ifcvt.c (if_convert): Likewise.
34632         * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
34633         * passes.c (rest_of_handle_final): Likewise.
34634         (rest_of_compilation): Likewise.
34635         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
34637         * emit-rtl.c (next_real_insn): Use INSN_P.
34638         (prev_real_insn): Likewise.
34640 2004-05-05  Eric Christopher  <echristo@redhat.com>
34642         * config/mips/mips.md: Update the madd define_split for new mflo/mfhi
34643         representation.
34645 2004-05-05  Paolo Bonzini  <bonzini@gnu.org>
34647         * config/rs6000/rs6000.c (build_opaque_vector_type):
34648         New function.
34649         (rs6000_init_builtins): Use it.
34651 2004-05-04  Bernard Giroud  <bgiroud2@free.fr>
34653         * vmsdbgout.c (vms_func_node, vms_func_ref): New.
34654         (func_table): Change type from char ** to vms_func_ref.
34655         (write_rtnbeg): Update to reflect func_table change.  Use
34656         fde->funcdef_number instead of rtnnum in output.
34657         (write_rtnend, vmxdbgout_begin_function, vmsdbgout_init): Likewise.
34659 2004-05-04  Paolo Bonzini  <bonzini@gnu.org>
34660             Richard Henderson  <rth@redhat.com>
34662         PR target/14899
34664         * c-common.c (vector_types_convertible_p): New function.
34665         * c-typeck.c (comptypes): Recurse on vector types.
34666         (convert_for_assignment): Use vector_types_convertible_p.
34667         (digest_init): Use vector_types_convertible_p to check
34668         validness of constant vector initializers; otherwise treat
34669         them as scalars.
34670         * tree.c (make_or_reuse_type): New.
34671         (build_common_tree_nodes): Use it.
34672         * cp/call.c (standard_conversion): Likewise.
34673         * cp/typeck.c (comptypes): Recurse on vector types.
34674         (convert_for_assignment): Use vector_types_convertible_p.
34676 2004-05-04  Chris Demetriou  <cgd@broadcom.com>
34678         * config/mips/mips.c (override_options): Default to no
34679         generation of branch-likely operations when tuning for
34680         CPUs where they tend to have a negative performance impact
34681         (e.g., SB-1).
34683 2004-05-04  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
34685         * expr.c (store_constructor_field): Don't call store_constructor
34686         if bitsize is not a multiple of a byte.
34688 2004-05-04  Richard Sandiford  <rsandifo@redhat.com>
34690         * reload1.c (inherit_piecemeal_p): New function.
34691         (emit_reload_insns): When reloading a group of hard registers, use
34692         inherit_piecemeal_p to decide whether the values of individual hard
34693         registers can be inherited.
34695 2004-05-04  H.J. Lu  <hongjiu.lu@intel.com>
34697         * config/ia64/t-ia64 (LIB2ADDEH): Remove gthr-gnat.c.
34698         * config/s390/t-tpf (LIB2ADDEHDEP): Likewise.
34699         * config/t-linux (LIB2ADDEHDEP): Likewise.
34701 2004-05-04  Paul Brook  <paul@codesourcery.com>
34703         * config/arm/crti.asm: Push an even number of registers.
34704         * config/arm/crtn.asm: And restore them.  Load via sp.
34706 2004-05-04  Paolo Bonzini  <bonzini@gnu.org>
34708         * ggc-zone.c (ggc_alloc_zone_1): Add MEM_STAT_DECL parameter.
34709         Collect overhead information.
34710         (ggc_alloc_stat): New name of ggc_alloc.  Add MEM_STAT_DECL
34711         parameter and pass it through.
34712         (ggc_alloc_typed_stat): New name of ggc_alloc_typed.  Add
34713         MEM_STAT_DECL parameter and pass it through.
34714         (ggc_alloc_zone_stat): New name of ggc_alloc_zone.  Add
34715         MEM_STAT_DECL parameter and pass it through.
34717 2004-05-03  Aldy Hernandez  <aldyh@redhat.com>
34719         * config/rs6000/rs6000-protos.h: Protoize rs6000_hard_regno_nregs.
34721         * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): New.
34723         * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Call
34724         rs6000_hard_regno_nregs.
34726 2004-05-03  Eric Christopher  <echristo@redhat.com>
34728         * config/s390/s390.c (s390_emit_prologue): Call unspec tpf
34729         prologue insn instead of setting up call.
34730         (s390_emit_epilogue): Ditto.
34731         * config/s390/s390.md (prologue_tpf, epilogue_tpf): New patterns.
34732         (define_constants): Add numbers for above patterns.
34734 2004-05-03  Eric Christopher  <echristo@redhat.com>
34736         * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Move body...
34737         * config/s390/s390.c (s390_conditional_register_usage): ...here.
34738         * config/s390/s390-protos.h: Prototype.
34740 2004-05-03  Joe Buck <jbuck@welsh-buck.org>
34742         * cppfiles.c (pchf_adder): Eliminate use of |= in d->have_once_only
34743         assignment.
34745 2004-05-03  Eric Christopher  <echristo@redhat.com>
34747         * config/mips/mips.md: Fix branch length attribute definition.
34749 2004-05-03  Aldy Hernandez  <aldyh@redhat.com>
34751         * config.gcc: Remove --enable-altivec support.
34753         * config/rs6000/altivec-defs.h: Remove.
34755 2004-05-03  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
34757         * fixinc/inclhack.def (svr4_profil): Don't apply on IRIX 5/6.
34758         * fixinc/fixincl.x: Regenerate.
34760 2004-05-03  Uros Bizjak  <uros@kss-loka.si>
34762         * config/i386/i386.md (*fyl2x_sfxf3, *fyl2x_dfxf3): Remove insn
34763         definition.
34764         (log?f2, log10?f2, log2?f2): Reimplement expanders with
34765         float_truncate insn.
34766         (*fxtractsf3, *fxtractdf3): Remove insn definition.
34767         (logb?f2): Reimplement expanders with float_truncate insn.
34769 2004-05-03  Graham Stott  <graham.stott@btinternet.com>
34771         PR 14718
34772         * dwarf2out.c (dwarf2out_imported_module_or_decl): Use
34773         force_type_die for CONST_DECL.
34775 2004-05-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
34776             Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
34778         * config.gcc (sparc64-*-solaris2*, sparcv9-*-solaris2*): Add
34779         tm-dwarf2.h to tm_file.
34780         (sparc-*-solaris2*): Add tm-dwarf2.h to tm_file for Solaris 7+.
34781         * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Delete.
34782         (ASM_DEBUG_SPEC): Delete.
34784 2004-05-03  Uros Bizjak  <uros@kss-loka.si>
34786         * optabs.h (enum optab_index): Add new OTI_expm1.
34787         (expm1_optab): Define corresponding macro.
34788         * optabs.c (init_optabs): Initialize expm1_optab.
34789         * genopinit.c (optabs): Implement expm1_optab using expm1?f2
34790         patterns.
34791         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXPM1{,F,L}
34792         using expm1_optab.
34793         (expand_builtin): Expand BUILT_IN_EXPM1{,F,L} using
34794         expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
34796         * config/i386/i386.md (expm1df2, expm1sf2, expm1xf2): New expanders
34797         to implement expm1, expm1f and expm1l built-ins as inline x87
34798         intrinsics.
34800 2004-05-02  Alexandre Oliva  <aoliva@redhat.com>
34802         2003-11-19  Richard Sandiford  <rsandifo@redhat.com>
34803         * config/frv/frv.md (*return_true, *return_false): New patterns.
34805 2004-05-02  Kazu Hirata  <kazu@cs.umass.edu>
34807         * rtl.h (PHI_NODE_P): Remove.
34809 2004-05-02  Eric Botcazou  <ebotcazou@act-europe.fr>
34811         PR middle-end/14988
34812         * function.c (assign_stack_local_1): Use BITS_PER_UNIT alignment
34813         when passed -2 as 'align'.
34814         (put_var_into_stack): Use 'bool' as the type for the three local
34815         predicates.  Adjust calls to put_reg_into_stack.
34816         When passed a CONCAT, instruct put_reg_into_stack to use
34817         a consecutive stack slot for the second part.
34818         (put_reg_into_stack): Remove 'promoted_mode' parameter, add
34819         'consecutive_p' parameter.  Turn the three predicates into 'bool'
34820         parameters.  Retrieve the register mode from 'reg'.
34821         When consecutive_p is true, instruct assign_stack_local_1 to use
34822         BITS_PER_UNIT alignment.
34823         (put_addressof_into_stack): Use 'bool' as the type for the two
34824         local predicates. Adjust call to put_reg_into_stack.
34826 2004-05-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
34828         * fold-const.c (fold_convert_const, fold): Add missing
34829         FIX_ROUND_EXPR case.
34831 2004-05-02  Alexandre Oliva  <aoliva@redhat.com>
34833         * configure.ac (FLEX, BISON): Only use tools from the build tree
34834         if build equals host.
34835         * configure: Rebuilt.
34837         * config/frv/frv-protos.h (frv_expand_epilogue,
34838         frv_expand_fdpic_call): Add bool argument.
34839         * config/frv/frv.c (frv_function_ok_for_sibcall): New.
34840         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to it.
34841         (frv_expand_epilogue): Use new argument to decide whether to emit
34842         return instruction or copy the return address to LR.
34843         (frv_expand_fdpic_call): Inline PLT entry when emitting direct
34844         sibcalls.
34845         (sibcall_operand): New.
34846         * config/frv/frv.h (PREDICATE_CODES): call_operand doesn't match
34847         PLUS nor LABEL_REF.  Add sibcall_operand.
34848         * config/frv/frv.md (call, call_value): Pass false to
34849         frv_expand_fdpic_call.
34850         (call_fdpicdi, call_value_fdpicdi): Insert %i0 in calll.
34851         (sibcall, sibcall_internal, sibcall_fdpicdi, sibcall_value,
34852         sibcall_value_internal, sibcall_value_fdpicdi): New.
34853         (return_unsigned_true, return_unsigned_false): New.
34854         (epilogue): Adjust call to frv_expand_epilogue.
34855         (sibcall_epilogue): New.
34857         * config/frv/frv.h (ASM_SPEC): Pass -mno-fdpic as -mnopic.
34858         (CPP_SPEC, CPP_SIMPLE_SPEC): Undefine __FRV_ACC__ and __FRV_FPR__
34859         before redefining them.
34861 2004-05-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
34863         * builtins.c (fold_fixed_mathfn): New function.
34864         (fold_builtin_lround, fold_builtin): Use it.
34866 2004-05-01  Jakub Jelinek  <jakub@redhat.com>
34868         * config/sparc/linux64.h (TARGET_DEFAULT): Make 64-bit by default
34869         also for TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3.
34871 2004-05-01  Kazu Hirata  <kazu@cs.umass.edu>
34873         * config/cris/cris.h: Revert my "fix comment typos" patch.
34875 2004-05-01  Richard Sandiford  <rsandifo@redhat.com>
34877         * config/mips/mips.h (TUNE_MACC_CHAINS): Fix comment.
34879 2004-05-01  Falk Hueffner  <falk@debian.org>
34881         * config/alpha/alpha.md (builtin_insbl, builtin_inswl,
34882         builtin_insll): Disallow 0 as first input operand.
34884 2004-05-01  Falk Hueffner  <falk@debian.org>
34886         * config/alpha/alpha.c (alpha_rtx_costs): Fix shiftadd costs.
34888 2004-05-01  Ulrich Weigand  <uweigand@de.ibm.com>
34890         PR middle-end/15054
34891         * expr.c (expand_expr_real): Do not call preserve_temp_slots
34892         on a TARGET_EXPR temp.
34893         * function.c (assign_stack_temp_for_type): Set 'keep' flag for
34894         TARGET_EXPR temp slots.
34896 2004-05-01  Paolo Bonzini  <bonzini@gnu.org>
34898         * simplify-rtx.c (simplify_ternary_operation): When
34899         converting an IF_THEN_ELSE to a relational op, return
34900         correct mode.
34902 2004-04-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
34904         * builtins.c (fold_builtin_round): Fix comment typo.
34905         (fold_builtin_lround): New function.
34906         (fold_builtin): Use it.
34908 2004-04-20  Andrew Pinski  <pinskia@physics.uc.edu>
34910         PR target/11608
34911         * config/sh/elf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Update and make it
34912         more like the one in config/dbxelf.h.
34914 2004-04-30  Zack Weinberg  <zack@codesourcery.com>
34916         * tree.h (SET_ARRAY_OR_VECTOR_CHECK): Rename to SET_OR_ARRAY_CHECK
34917         and adjust definition accordingly.
34918         (TYPE_DOMAIN): Allow only SET_TYPE and ARRAY_TYPE.
34919         (TYPE_DEBUG_REPRESENTATION_TYPE): Allow only VECTOR_TYPE.
34920         * expr.c (store_constructor): Do not access TYPE_DOMAIN of a
34921         VECTOR_TYPE.
34923 2004-04-30  Jason Merrill  <jason@redhat.com>
34925         PR c++/14587
34926         * config/i386/winnt.c (associated_type): Look for attributes on
34927         the TYPE_MAIN_VARIANT of *this.
34928         * attribs.c (decl_attributes): If ATTR_FLAG_TYPE_IN_PLACE, also
34929         apply the attributes to the variants.
34931 2004-04-30  Paul Brook  <paul@codesourcery.com>
34933         * config.gcc: Simplify arm --with-{cpu,tune} test.
34934         * config/arm/arm-cores.def: Document whitespace restrictions.
34936 2004-04-30  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
34938         PR other/1963
34939         * config/alpha/osf.h (SWITCHES_NEED_SPACES): Define.
34941 2004-04-30  Brian Ford  <ford@vss.fsi.com>
34942             DJ Delorie  <dj@redhat.com>
34944         * config/i386/cygming.h [HAVE_GAS_PE_SECREL32_RELOC]
34945         (DWARF2_DEBUGGING_INFO): Define to enable.
34946         (DBX_REGISTER_NUMBER): Define to use the svr4 register map for
34947         DWARF2.
34948         * configure.ac (Target-specific assembler checks)
34949         <i[34567]86-*-[cygwin*|pe|mingw32*]>: New test for .secrel32
34950         relocs.
34951         * configure: Regenerate.
34952         * config.in: Likewise.
34954         * config/i386/cygming.h [HAVE_GAS_PE_SECREL32_RELOC]
34955         (ASM_OUPUT_DWARF_OFFSET): Define.
34957 2004-04-29  Andreas Krebbel  <krebbel1@de.ibm.com>
34959         * config/s390/s390-protos.h (s390_emit_epilogue): Parameter added.
34960         (s390_emit_call): New function prototype added.
34961         (s390_tls_get_offset): Function removed.
34962         * config/s390/s390.c (s390_function_ok_for_sibcall,
34963         s390_call_saved_register_used_p): New functions.
34964         (TARGET_FUNCTION_OK_FOR_SIBCALL): Definition of target macro added.
34965         (s390_tls_get_offset): Function merged into s390_emit_tls_call_insn.
34966         (s390_emit_tls_call_insn): New function.
34967         (legitimize_tls_address): Call s390_emit_tls_call_insn instead of
34968         emit_call_insn.
34969         (s390_emit_prologue): Use s390_emit_call instead of emit_call_insn.
34970         (s390_emit_epilogue): Like s390_emit_prologue. Parameter for sibcalls
34971         added.
34972         * config/s390/s390.h (SIBCALL_REGNUM): New macro representing the
34973         register number used to hold the target address for sibcalls.
34974         * config/s390/s390.md ("sibcall", "sibcall_value", "sibcall_epilogue"):
34975         New expanders.
34976         ("*sibcall_br", "*sibcall_brc", "*sibcall_brcl", "*sibcall_value_br",
34977         "*sibcall_value_brc", "*sibcall_value_brcl"): New insns.
34978         ("call_exp", "call_value_exp", "call_value_tls", "call_value_tls_exp"):
34979         Expanders removed.
34980         ("call", "call_value"): Call s390_emit_call to emit the call patterns.
34981         ("*bras", "*brasl", "*bras_r", "*brasl_r", "*bras_tls", "*brasl_tls",
34982         "*basr", "*basr_r", "*basr_tls"): Added constraint: !SIBLING_CALL_P.
34983         ("epilogue"): Changed the call to s390_emit_epilogue to use the
34984         new parameter.
34986 2004-04-30  Kazu Hirata  <kazu@cs.umass.edu>
34988         * bb-reorder.c, c-opts.c, cfglayout.c, cgraph.c, cgraphunit.c,
34989         cppfiles.c, fold-const.c, ggc-zone.c, loop-doloop.c, optabs.c,
34990         reg-stack.c, varasm.c, config/alpha/ev4.md,
34991         config/alpha/ev5.md, config/alpha/ev6.md, config/arm/arm.c,
34992         config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.c,
34993         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
34994         config/frv/frv.h, config/frv/frv.md, config/h8300/h8300.c,
34995         config/i386/i386.c, config/i386/i386.md, config/i386/winnt.c,
34996         config/ia64/itanium2.md, config/ip2k/ip2k.c,
34997         config/mips/mips.c, config/mips/mips.h, config/mips/sr71k.md,
34998         config/pa/pa.c, config/s390/s390.c, config/sh/sh.c: Fix
34999         comment typos.
35001 2004-04-30  Paul Brook  <paul@codesourcery.com>
35003         * config.gcc: Default ep9312 to hard-float.
35004         * config/arm/arm-cores.def: Add ARCH field.
35005         * config/arm/arm.c (FL_FOR_ARCH*): Define.
35006         (arm_arch_cirrus): New variable.
35007         (all_cores): Set and use arch.
35008         (all_architectures): Ditto.
35009         (arm_arch_name): New variable.
35010         (arm_override_options): Set it. Use [SUB]TARGET_CPU_DEFAULT.
35011         Set and use arm_arch_cirrus.
35012         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set arch defines.
35013         (enum processor_type): Update ARM_CORE define.
35014         (enum target_cpus): Add.  Replaces TARGET_CPU_* defines.
35015         (CPP_SPEC): Remove %(cpp_cpu_arch).
35016         (CPP_ARCH_DEFAULT_SPEC): Remove.
35017         (CPP_CPU_ARCH_SPEC): Remove.
35018         (EXTRA_SPECS): Don't use CPP_*ARCH*_SPEC.
35019         (FPUTYPE_DEFAULT): Don't define here.
35021 2004-04-30  J"orn Rennecke <joern.rennecke@superh.com>
35023         * flow.c (propagate_one_insn): Call mark_set_regs for stack pointer
35024         updates too.
35026 2004-04-30  Paul Brook  <paul@codesourcery.com>
35028         * arm.c (arm_needs_doubleword_align): Use mode alignment.
35030 2004-04-30  Paolo Bonzini  <bonzini@gnu.org>
35032         * config/altivec/altivec.h [__cplusplus] (vec_subsubs): Rename to
35033         vec_sububs.
35034         [__cplusplus] (vec_subsuhs): Rename to vec_subuhs, without
35035         duplicates.
35037 2004-04-30  Uros Bizjak  <uros@kss-loka.si>
35039         * config/i386/i386.md (atansf2, atandf2, atanxf2): Move near
35040         atan2?f3 expanders.
35042 2004-04-29  Nick Clifton  <nickc@redhat.com>
35044         Bug 14093
35045         * config/sh/sh-protos.h (sh_promote_prototypes): Declare.
35046         * config/sh/sh.c (sh_promote_prototypes): Remove declaration.
35047         Delete static from definition.
35048         * config/sh/sh.h (FUNCTION_VALUE): Add sh_promote_prototypes call.
35050 2004-04-30  Uros Bizjak  <uros@kss-loka.si>
35052         * reg-stack.c (subst_stack_regs_pat): <UNSPEC_SIN, UNSPEC_COS,
35053         UNSPEC_FRNDINT, UNSPEC_F2XM1>: abort() if src1 dies.
35054         <UNSPEC_SINCOS_COS, UNSPEC_TAN_ONE, UNSPEC_XTRACT_FRACT>: Same.
35055         <UNSPEC_SINCOS_SIN, UNSPEC_TAN_TAN, UNSPEC_XTRACT_EXP>: Same.
35057 2004-04-29  Richard Guenther  <richard.guenther@uni-tuebingen.de>
35059         * commom.opt (Wfatal-errors): Add it.
35060         * diagnostic.c (flag_fatal_errors): Define it.
35061         (diagnostic_action_after_output): Check for flag_fatal_errors.
35062         * flags.h (flag_fatal_errors): Declare it.
35063         * opts.c (common_handle_option): Add OPT_Wfatal_errors.
35064         * doc/invoke.texi (Warning Options): Document -Wfatal-errors.
35066 2004-04-30  Josef Zlomek  <zlomekj@suse.cz>
35068         * gcse.c (remove_reachable_equiv_notes): Delete notes also in
35069         blocks which have kill flag set.
35071 2004-04-29  Ben Elliston  <bje@au.ibm.com>
35073         * configure.ac (--with-as): Abort if user-supplied assembler
35074         cannot be executed.
35075         (--with-ld): Likewise for the linker.
35076         * configure: Regenerate.
35078 2004-04-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
35080         * convert.c (convert_to_integer): Ensure `long_integer_type_node'
35081         isn't NULL before using it.
35083 2004-04-29  Richard Sandiford  <rsandifo@redhat.com>
35085         PR target/15189
35086         * config/mips/mips.md (load_df_low): Use default length.
35087         (load_df_high, store_df_high): Likewise.
35089 2004-04-29  Kazu Hirata  <kazu@cs.umass.edu>
35091         * config/mips/mips.md, config/mips/sb1.md,
35092         config/rs6000/rs6000.c: Fix comment typos.
35094 2004-04-29  Kazu Hirata  <kazu@cs.umass.edu>
35096         * builtins.c, cgraph.c, cgraphunit.c, final.c, fold-const.c:
35097         Fix comment typos.
35099 2004-04-29  Douglas B Rupp  <rupp@gnat.com>
35101         * gcc.c (DELETE_IF_ORDINARY): New macro default definition.
35102         (delete_if_ordinary): Use above macro.
35103         * config/alpha/xm-vms.h (DELETE_IF_ORDINARY): New macro VMS definition.
35104         Update copyright.
35105         * doc/hostconfig.texi (DELETE_IF_ORDINARY): Document new macro.
35107 2004-04-29  Richard Earnshaw  <rearnsha@arm.com>
35109         * c-decl.c (get_parm_info): Use the correct tag keywords when
35110         warning about type declarations in prototypes.
35112 2004-04-29  Paul Brook  <paul@codesourcery.com>
35114         * config.gcc: Pull list of cores from arm-cores.def.
35116 2004-04-29  Paolo Bonzini  <bonzini@gnu.org>
35118         * combine.c (combine_simplify_rtx): Adjust call to use
35119         simplify_relational_operation.  Do not use SELECT_CC_MODE
35120         when a comparison already has a MODE_CC mode.
35122 2004-04-29  Paolo Bonzini  <bonzini@gnu.org>
35124         (simplify_set): simplify_relational_operation may now
35125         return another relational expression.
35126         * cse.c (fold_rtx): simplify_relational_operation now
35127         takes of computing the comparison mode.
35128         * dojump.c (compare_from_rtx): Use simplify_relational_operation,
35129         remove dead code.
35130         (do_compare_rtx_and_jump): Likewise.
35131         * integrate.c (subst_constants): simplify_relational_operation
35132         may now return another relational expression.
35133         * simplify-rtx.c (simplify_gen_relational): Move most code to
35134         the new simplify_relational_operation and
35135         simplify_relational_operation_1 functions.
35136         (simplify_relational_operation): Rewritten.
35137         (simplify_relational_operation_1): New function.
35138         (simplify_ternary_operation): simplify_relational_operation
35139         may now return another relational expression.
35140         (simplify_rtx): Remove unnecessary temp variable.
35142 2004-04-29  Uros Bizjak  <uros@kss-loka.si>
35144         * reg-stack.c (swap_to_top): New function.
35145         (subst_stack_regs_pat): UNSPEC_FPATAN, UNSPEC_FYL2X: Use
35146         swap_to_top().
35147         (subst_stack_regs_pat): UNSPEC_FSCALE: Remove.
35148         (subst_stack_regs_pat): Handle UNSPEC_FSCALE_FRACT and
35149         UNSPEC_FSCALE_EXP.
35151         * config/i386/i386.md (UNSPEC_FSCALE): Remove.
35152         (*fscale_sfxf3, *fscale_dfxf3, *fscale_xf3): Remove insn pattern.
35153         (UNSPEC_FSCALE_FRACT, UNSPEC_FSCALE_EXP): New unspecs to represent
35154         x87's fscale insn.
35155         (*fscalexf4: Define new insn pattern to implement x87 fscale insn.
35156         (exp?f2, exp10?f2, exp2?f2): Use *fscalexf4 and float_truncate
35157         patterns.
35159 2004-04-28  Serge Belyshev  <1319@bot.ru>
35161         PR 14944
35162         * coverage.c (read_counts_file): Fix usage of warning () call.
35163         * pretty-print.c (pp_base_format_text): Fix typo in the comment.
35165 2004-04-28  Ben Elliston  <bje@au.ibm.com>
35167         * doc/invoke.texi (Objective-C Dialect Options): Don't prefix
35168         options with "-" in the option index.
35169         (SPARC Options): Likewise.
35170         (M32R/D Options): Likewise.
35172 2004-04-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
35174         * convert.c (convert_to_integer): Convert (long)round -> lround,
35175         etc.
35177 2004-04-28  Andrew Pinski  <pinskia@physics.uc.edu>
35179         * config/rs6000/rs6000.c (registers_ok_for_quad_peep):
35180         Return false if we do not have fp register.
35181         (addrs_ok_for_quad_peep): Rename to ...
35182         (mems_ok_for_quad_peep): this.
35183         Add check for volatile memory.
35184         * config/rs6000/rs6000-protos.h (addrs_ok_for_quad_peep):
35185         Rename to ...
35186         (mems_ok_for_quad_peep): this.
35187         * config/rs6000/rs6000.md: Change peephole's for lfq/stq
35188         to peephole2's.
35189         (lfq_power2): New instruction.
35190         (stfq_power2): Likewise.
35192 2004-04-28  Jan Hubicka  <jh@suse.cz>
35194         PR c/15004
35195         * function.c (do_warn_unused_parameter): Break out form ...
35196         (expand_function_end): ... here; warn only when not using cgraphunit.
35197         * function.h (do_warn_unused_parameter): Declare.
35198         * cgraphunit.c: Include function.h.
35199         (cgraph_finalize_function): Do unused parameter warning.
35200         * Makefile.in (cgraphunit.o): Depend on function.h
35202 2004-04-28  Joseph S. Myers  <jsm@polyomino.org.uk>
35204         * Makefile.in ($(DESTDIR)$(infodir)/%.info): Don't condition
35205         calling install-info on $(DESTDIR)$(infodir)/dir already being
35206         present.
35208 2004-04-28  Paul Brook  <paul@codesourcery.com>
35210         * dwarf2out.c (mem_loc_descriptor): Handle shifts.
35212 2004-04-28  Ulrich Weigand  <uweigand@de.ibm.com>
35214         * gcse.c (find_moveable_store): Do not accept store insns with
35215         REG_EH_REGION note.
35217 2004-04-28  Paul Brook  <paul@codesourcery.com>
35219         * calls.c (precompute_arguments): Remove PROMOTE_FOR_CALL_ONLY.
35220         * function.c (assign_temp): Ditto.
35221         * system.h (PROMOTE_FOR_CALL_ONLY): Poison.
35223 2004-04-28  Paul Brook  <paul@codesourcery.com>
35225         * config/arm/lib1funcs.asm: Recognize armv5tej and armv6.
35227 2004-04-28  Josef Zlomek  <zlomekj@suse.cz>
35229         * var-tracking.c (variable_different_p): Add a parameter
35230         compare_current_location, compare current location of variable parts
35231         if it is true.
35232         (dataflow_set_different_1): Pass compare_current_location == false.
35233         (dataflow_set_different_2): Pass compare_current_location == false.
35234         (emit_notes_for_differences_1): Pass compare_current_location == true.
35236 2004-04-28  Ulrich Weigand  <uweigand@de.ibm.com>
35238         * config/s390/s390.md ("casesi"): Mark jump table access as
35239         non-trapping and unchanging.
35241 2004-04-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
35243         PR debug/14829
35244         * dwarf2out.c (reg_number): Rename to dbx_reg_number.  Adjust all
35245         callers.
35246         (multiple_reg_loc_descriptor, reg_loc_descriptor): Use gcc register
35247         number for indexing hard_regno_nregs array.
35249 2004-04-27  Geoffrey Keating  <geoffk@apple.com>
35251         * config/darwin.h (STARTFILE_SPEC): Use %s to find crt2.o.
35252         * config/darwin-crt2.c: Only have contents on __ppc__.
35254 2004-04-27  Bob Wilson  <bob.wilson@acm.org>
35256         * config/xtensa/xtensa.c (call_insn_operand): Check
35257         SYMBOL_REF_EXTERNAL_P in addition to SYMBOL_REF_LOCAL_P.
35258         * config/xtensa/xtensa.h (LEGITIMATE_PIC_OPERAND): Likewise.
35259         * config/xtensa/xtensa.md (call, call_value): Likewise.
35261 2004-04-27  Wu Yongwei  <adah@sh163.net>
35263         * gthr-win32.h (__gthread_mutex_t): Change typedef to new structure.
35264         (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
35265         (__gthread_mutex_init_function): Replace CreateMutex with
35266         initialization of custom mutex using CreateSemaphore.
35267         (__gthread_mutex_lock): Use InterlockedIncrement.
35268         (__gthread_mutex_trylock): Use InterlockedCompareExchange.
35269         (__gthread_mutex_unlock): Use InterlockedDecrement and
35270         ReleaseSemaphore to unlock
35271         * config/i386/gthr-win32.c (__gthread_mutex_init_function,
35272         __gthread_mutex_lock, __gthread_mutex_trylock,
35273         __gthread_mutex_unlock): Adjust to match inline versions in
35274         gthr-win32.h.
35276 2004-04-27  Paul Brook  <paul@codesourcery.com>
35278         * config/arm/arm.c (arm_promote_prototypes): New function.
35279         (TARGET_PROMOTE_PROTOTYPES): Use it.
35281 2004-04-27  Paul Brook  <paul@codesourcery.com>
35283         * config/arm/arm.c (arm_expand_epilogue): Count blocks of 4 regs.
35285 2004-04-26  Bernard Giroud  <bgiroud@free.fr>
35287         * config/alpha.c (alpha_end_function): For OpenVMS gas,
35288         correctly output .pdesc directive before .end.
35290 2004-04-26  James E Wilson  <wilson@specifixinc.com>
35292         Bug 14927
35293         * config/ia64/ia64.md (movxf): New local op0.  Handle case where
35294         operands[0] is a SUBREG.  Handle case where operands[1] is a GR reg.
35296 2004-04-26  Zack Weinberg  <zack@codesourcery.com>
35298         * config/ia64/hpux.h: Predefine __STDCPP__ when compiling C++.
35299         * config/pa/pa-hpux10.h: Likewise.
35300         * config/pa/pa-hpux11.h: Likewise.
35302 2004-04-26  Geoffrey Keating  <geoffk@apple.com>
35304         * doc/invoke.texi (Overall Options): Document default for -o
35305         for PCH files.
35307 2004-04-26  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
35309         * builtins.c (expand_builtin_update_setjmp_buf): New function.
35310         (expand_builtin, case BUILT_IN_UPDATE_SETJMP_BUF): New case.
35311         * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): New code.
35313 2004-04-26  Paul Brook  <paul@codesourcery.com>
35315         * config/arm/arm.c (arm_legitimate_index_p): Correct iwmmxt offsets.
35317 2004-04-26  Paul Brook  <paul@codesourcery.com>
35319         * config/arm/arm.c (arm_legitimate_index_p): Correct maverick offsets.
35321 2004-04-25  Roger Sayle  <roger@eyesopen.com>
35323         * fold-const.c (fold): Prefer fold_convert (negate_expr (...)) to
35324         fold (build1 (NEGATE_EXPR, ...)).  Optimize X / -1 as -X and
35325         X % -1 as 0.
35327 2004-04-26  Hans-Peter Nilsson  <hp@bitrange.com>
35329         PR bootstrap/15141
35330         * except.c (connect_post_landing_pads): Delete insns after the
35331         barrier when generating a unwind_resume_libfunc call.
35333 2004-04-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
35335         PR/c++ 15119
35336         * tree.c (substitute_placeholder_in_expr, case 4): New case,
35337         for TARGET_EXPR.
35339 2004-04-25  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
35341         * gcov-io.h (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
35342         __gcov_execv, __gcov_execvp, __gcov_execve): Do not declare when
35343         inhibit_libc is defined.
35345 2004-04-25  Richard Sandiford  <rsandifo@redhat.com>
35347         * config/mips/mips-protos.h (mips_linked_macc_p): Declare.
35348         * config/mips/mips.h (TUNE_MACC_CHAINS): New macro.
35349         * config/mips/mips.c (TARGET_SCHED_REORDER): Define.
35350         (TARGET_SCHED_VARIABLE_ISSUE): Define.
35351         (mips_adjust_cost): Move later in file, next to other sched hooks.
35352         (mips_macc_chains_last_hilo): New variable.
35353         (mips_linked_madd_p, mips_macc_chains_record, mips_macc_chains_reorder)
35354         (mips_promote_ready, mips_sched_reorder, mips_variable_issue): New.
35355         * config/mips/mips.md (may_clobber_hilo): New attribute.
35357 2004-04-24  Roger Sayle  <roger@eyesopen.com>
35358             Bruce Korb  <bkorb@gnu.org>
35360         * fixinc/inclhack.def (aix_syswait_2): New fix.
35361         * fixinc/fixincl.x: Regenerate.
35362         * fixinc/tests/base/sys/wait.h: Update for new test.
35364 2004-04-24  Alan Modra  <amodra@bigpond.net.au>
35366         PR target/14960
35367         * config/rs6000/rs6000.c (rs6000_stack_info): Rename total_raw_size
35368         to non_fixed_size, and leave out fixed_size from the sum.
35369         (generate_set_vrsave): Correct clobbers.
35370         (rs6000_emit_epilogue): Test TARGET_ALTIVEC with TARGET_ALTIVEC_SAVE.
35371         (rs6000_function_value): Test TARGET_ALTIVEC and TARGET_ALTIVEC_ABI.
35372         (rs6000_libcall_value): Likewise.
35373         * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Likewise.
35374         (FUNCTION_ARG_REGNO_P): Likewise.
35376 2004-04-24  Ulrich Weigand  <uweigand@de.ibm.com>
35378         * expmed.c (expand_mult_highpart_adjust): Do not assume OP1
35379         is a CONST_INT.
35380         (expand_mult_highpart_optab): Call expand_mult_highpart_adjust
35381         with NARROW_OP1 instead of OP1.
35383 2004-04-24  Ulrich Weigand  <uweigand@de.ibm.com>
35385         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __s390__
35386         and __s390x__ hosts.
35388 2004-03-23  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
35390         * Makefile.in (LIBGCOV): Add _gcov_fork, _gcov_execl, _gcov_execlp,
35391         _gcov_execle, _gcov_execv, _gcov_execvp, _gcov_execve.
35392         * builtin-types.def (BT_PID, BT_PTR_CONST_STRING, BT_FN_PID,
35393         BT_FN_INT_CONST_STRING_PTR_CONST_STRING,
35394         BT_FN_INT_CONST_STRING_PTR_CONST_STRING_PTR_CONST_STRING): New.
35395         * builtins.c (expand_builtin_fork_or_exec): New.
35396         (expand_builtin): Call it.
35397         * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP,BUILT_IN_EXECLE,
35398         BUILT_IN_EXECV, BUILT_IN_EXECVP, BUILT_IN_EXECVE, BUILT_IN_FORK): New.
35399         * c-common.c (PID_TYPE): New macro.
35400         (c_common_nodes_and_builtins): Initialize pid_type_node.
35401         * calls.c (special_function_p): Do not handle fork and exec.
35402         (expand_call): Do not handle ECF_FORK_OR_EXEC.
35403         * gcov-io.h (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
35404         __gcov_execv, __gcov_execvp, __gcov_execve): Declare.
35405         * libgcov.c (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
35406         __gcov_execv, __gcov_execvp, __gcov_execve): New.
35407         * tree.h (enum tree_index): Add TI_PID_TYPE.
35408         (pid_type_node): New macro.
35409         (ECF_FORK_OR_EXEC): Removed.
35411 2004-04-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
35413         PR optimization/13985
35414         * cfgloopmanip.c (fix_loop_placements): New prototype.
35415         Call fix_bb_placements on the preheader of loops that have
35416         been reparented.
35417         (remove_path): Adjust call to fix_loop_placements.
35419 2004-04-23  Andrew Pinski  <pinskia@physics.uc.edu>
35421         * config/darwin7.h: New file.
35422         * config.gcc (*-*-darwin*): Add darwin7.h if the
35423         version is greater than 6.
35424         * config/darwin.h (TARGET_C99_FUNCTIONS): Define.
35425         (MATH_LIBRARY): Wrap in ifdefs.
35427 2004-04-23  Daniel Jacobowitz  <drow@mvista.com>
35429         * config/arm/arm.c (arm_output_epilogue): Reverse the order of
35430         loading iWMMXt registers with a frame pointer.  Use post-increment
35431         without a frame pointer.
35432         (arm_expand_prologue): Reverse the order of saving iWMMXt registers.
35434 2004-04-23  Paolo Bonzini  <bonzini@gnu.org>
35436         * doc/invoke.texi (Optimize Options): Refer to "unit-at-a-time
35437         mode" rather than "-funit-at-a-time" since -O2 enables it
35438         without requiring -f* options.  Refer to -fprofile-generate and
35439         -fprofile-use correctly.  Move -funit-at-a-time among options
35440         enabled by -O.  Add information about unit-at-a-time caveats.
35442 2004-04-22  Per Bothner  <per@bothner.com>
35444         * line-map.h (struct line_maps): New field highest_line.
35445         (linemap_position_for_column): Make non-inline function.
35446         (LINEMAP_POSITION_FOR_COLUMN): New macro.
35447         * line-map.c (linemap_init): Clear highest_line field.
35448         (linemap_add): Set highest_line field.
35449         (linemap_line_start): Minor optimization - use highest_line field.
35450         Reduce maximum column hint to 10000.  Update highest_line field.
35451         (linemap_position_for_column): Moved from line-map.h.  Optimize a bit.
35452         * cpphash.h (struct cpp_reader): Remove line field - instead use
35453         line_table->highest_line.
35454         (saved_line): Remove unused field.
35455         (CPP_INCREMENT_FILE): Don't do linemap_lookup - just use newest map.
35456         Use  line_table's highest_line field instead of cpp_reader's line.
35457         * cpplib.c (start_directive): Likewise use highest_line field.
35458         (do_line, do_linemarker): Likewise just use newest map.
35459         (_cpp_do_file_change): Don't need to set cpp_reader's line field.
35460         * cpperror.c (cpp_error): Likewise use highest_line field.
35461         * cppfiles.c (open_file_failed: Likewise.
35462         (cpp_make_system_header): Likewise use newest map and highest_line.
35463         * cppinit.c (cpp_create_reader): Don't initialize removed field.
35464         * cpplex.c (_cpp_process_line_notes, _cpp_skip_block_comment,
35465         skip_line_comment, skip_whitespace, _cpp_get_fresh_line,
35466         _cpp_lex_direct): Likewise use highest_line.
35467         (_cpp_lex_direct): Use new LINEMAP_POSITION_FOR_COLUMN macro.
35468         * cppmacro.c (_cpp_builtin_macro_text): Likewise use highest_line,
35469         and use newest map.
35470         * cpppch.c (cpp_read_state): Don't save+restore cpp_reader's line.
35471         * cpptrad.c (_cpp_overlay_buffer): Don't save cpp_reader's line.
35472         (copy_comment, _cpp_scan_out_logical_line): Likewise use highest_line.
35474 2004-04-23  Alan Modra  <amodra@bigpond.net.au>
35476         PR bootstrap/14992
35477         * gcc.c (init_gcc_specs): Test USE_LD_AS_NEEDED, not HAVE_LD_AS_NEEDED.
35478         * config/linux.h (USE_LD_AS_NEEDED): Define.
35479         * config/alpha/linux.h (USE_LD_AS_NEEDED): Define.
35480         * config/arm/linux-elf.h (USE_LD_AS_NEEDED): Define.
35481         * config/rs6000/linux.h (USE_LD_AS_NEEDED): Define.
35482         * config/rs6000/linux64.h (USE_LD_AS_NEEDED): Define.
35483         * config/sh/linux.h (USE_LD_AS_NEEDED): Define.
35484         * config/sparc/linux.h (USE_LD_AS_NEEDED): Define.
35485         * config/sparc/linux64.h (USE_LD_AS_NEEDED): Define.
35487 2004-04-22  Per Bothner  <per@bothner.com>
35489         * cppinit.c (cpp_read_main_file): Return NULL rather than false.
35490         Fixes PR preprocessor/15067.
35492 2004-04-23  Andreas Schwab  <schwab@suse.de>
35494         * config/ia64/ia64intrin.h: Add intermediate cast to void * to
35495         avoid aliasing warning.
35497 2004-04-22  Jan Hubicka  <jh@suse.cz>
35498             Mostafa Hagog <mustafa@il.ibm.com>
35500         * cfgloopmanip.c (scale_bbs_frequencies): Use RDIV macro
35501         * cfgloopanal.c (expected_loop_iterations): Change the return value
35503 2004-04-22  Jakub Jelinek  <jakub@redhat.com>
35505         * cselib.h (struct elt_loc_list): Remove canon_loc field.
35506         * cselib.c (new_elt_loc_list): Remove canon_loc initialization.
35507         (cselib_invalidate_mem): Remove all canon_loc and canon_x
35508         traces.
35510 2004-04-22  Josef Zlomek  <zlomekj@suse.cz>
35512         Revert
35513         2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
35515                 * var-tracking.c (variable_part_different_p): Variable parts
35516                 differ when the most recent locations differ.
35518 2004-04-22  Richard Sandiford  <rsandifo@redhat.com>
35520         * doc/invoke.texi: Remove the MIPS -membedded-pic option.
35521         * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): Delete.
35522         (embedded_pic_offset): Delete.
35523         * config/mips/mips.h (MASK_EMBEDDED_PIC): Delete.  Shuffle other
35524         MASK_* constants.
35525         (TARGET_EMBEDDED_PIC): Delete.
35526         (TARGET_SWITCHES): Remove -m{no-,}embedded-pic.
35527         (ASM_SPEC): Remove -membedded-pic.
35528         (ASM_OUTPUT_ADDR_DIFF_ELT): Remove embedded-pic handling.
35529         (ASM_OUTPUT_CASE_LABEL): Likewise.
35530         * config/mips/vxworks.h (ASM_SPEC): Remove -membedded-pic.
35531         * config/mips/windiss.h (ASM_SPEC): Likewise.
35532         * config/mips/mips.c (struct machine_function): Remove
35533         embedded_pic_fnaddr_rtx.
35534         (TARGET_ENCODE_SECTION_INFO): Remove override.
35535         (embedded_pic_fnaddr_reg, embedded_pic_offset): Delete.
35536         (override_options): Remove -membedded-pic handling.
35537         (print_operand): Remove handling of '%S'.
35538         (mips_select_section: Remove -membedded-pic handling.
35539         (mips_encode_section_info): Delete.
35540         (mips_output_conditional_branch): Remove mention of -membedded-pic.
35541         * config/mips/mips.md (define_attr length, movsi, movdi, jump): Remove
35542         -membedded-pic handling.
35543         (casesi, casesi_internal, casesi_internal_di, get_fnaddr): Delete.
35545 2004-04-22  Alan Modra  <amodra@bigpond.net.au>
35547         * var-tracking.c (frame_base_decl): Remove useless GTY.
35549 2004-04-21  Aldy Hernandez  <aldyh@redhat.com>
35551         * config/rs6000/rs6000.c (rs6000_override_options): Error when
35552         user wants altivec and e500 instructions.
35554 2004-04-21  H.J. Lu  <hongjiu.lu@intel.com>
35556         PR target/14813
35557         * config/ia64/crtend.asm: Move pointer to __do_global_ctors_aux
35558         in .init_array section to ...
35559         * config/ia64/crtbegin.asm: Here.
35561         * config/ia64/crtend.asm: Mark __do_global_ctors_aux global
35562         and hidden if HAVE_INITFINI_ARRAY is defined.
35564 2004-04-21  James E Wilson  <wilson@specifixinc.com>
35566         * config/mips/mips-protos.h (fp_register_operand, lo_operand): Declare.
35567         * config/mips/mips.c (mips_multipass_dfa_lookahead): Declare.
35568         (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): New.
35569         (fp_register_operand, lo_operand): New.
35570         (mips_rtx_costs): Add TUNE_SB1 support.
35571         (mips_issue_rate): Add comment.  Add PROCESSOR_SB1 support.
35572         (mips_use_dfa_pipeline_interface): Add PROCESSOR_SB1 support.
35573         (mips_multipass_dfa_lookahead): New.
35574         * config/mips/mips.h (MASK_FP_EXCEPTIONS, TARGET_FP_EXCEPTIONS,
35575         TUNE_SB1): New.
35576         (TARGET_SWITCHES): Add -mfp-exceptions support.
35577         (TARGET_FP_EXCEPTIONS_DEFAULT): New.
35578         (BRANCH_COST): Fix whitespace.
35579         * config/mips/mips.md: Include sb1.md.
35580         * config/mips/sb1.md: New file.
35581         * doc/invoke.texi: Document -mfp-exceptions.
35583         * Makefile.in (fixinc.sh): Don't set or export WARN_CFLAGS.  Fix
35584         comment.
35585         * fixinc/Makefile.in (FL_LIST): Don't mention WARN_CFLAGS.
35586         (fixincl.o-warn): Delete.
35588 2004-04-21  Andrew Pinski  <pinskia@physics.uc.edu>
35590         * config/rs6000/rs6000 (print_operand) ['z']:
35591         Change ifdef of TARGET_MACHO to if TARGET_MACHO.
35593 2004-04-21 Daniel Jacobowitz  <drow@mvista.com>
35595         * config.gcc: Support --with-arch=iwmmxt for ARM.
35597 2004-04-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
35599         * expmed.c (expand_mult_highpart_optab): Use narrower version of OP1
35600         in two more places; remove unneeded force_reg
35602 2004-04-21  Andrew Pinski  <pinskia@physics.uc.edu>
35604         * config/rs6000/rs6000.c (symbol_ref_operand): Remove hack
35605         for TARGET_MACHO.
35606         (print_operand): For TARGET_MACHO check to see if we need a stub
35607         and output one if we need it.
35609         PR debug/15033
35610         * dwarf2out.c (rtl_for_decl_location): Check for NULL
35611         rtl.
35613 2004-04-20  James E Wilson  <wilson@specifixinc.com>
35615         * config/ia64/ia64.md (call_value_nogp): Add constraints for op0.
35616         (vall_value_gp): Likewise.
35618 2004-04-20  DJ Delorie  <dj@redhat.com>
35620         * dwarf2out.c (rtl_for_decl_location): Adjust rtl for byte
35621         variables stored in word registers, then in memory.
35623 2004-04-20  Eric Christopher  <echristo@redhat.com>
35625         * cp/parser.c (cp_parser_declaration): Move translate
35626         up before tokens are lexed.
35628 2004-04-20  Uros Bizjak  <uros@kss-loka.si>
35630         * optabs.h (enum optab_index): Add new OTI_asin and OTI_acos.
35631         (asin_optab, acos_optab): Define corresponding macros.
35632         * optabs.c (init_optabs): Initialize asin_optab and acos_optab.
35633         * genopinit.c (optabs): Implement asin_optab and acos_optab
35634         using asin?f2 and acos?f2 patterns.
35635         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_ASIN{,F,L}
35636         using asin_optab, and BUILT_IN_ACOS{,F,L} using acos_optab.
35637         (expand_builtin): Expand BUILT_IN_ASIN{,F,L} and BUILT_IN_ACOS{,F,L}
35638         using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
35640         * config/i386/i386.md (asindf2, asinsf2, asinxf2, acosdf2,
35641         acossf2, acosxf2): New expanders to implement asin, asinf, asinl,
35642         acos, acosf and acosl built-ins as inline x87 intrinsics.
35644 2004-04-20  Paul Brook  <paul@codesourcery.com>
35646         * config/arm/arm.c (arm_legitimate_address_p): Use rtx_equal_p.
35648 2004-04-20  Paul Brook  <paul@codesourcery.com>
35650         * config/arm/arm.c (arm_expand_prologue): Fix size calculation.
35652 2004-04-20  Paolo Bonzini  <bonzini@gnu.org>
35654         Revert part of 2004-04-17 change that moved -frename-registers
35655         to -O1.  -frename-registers is buggy.
35657         * toplev.c (flag_rename_registers): Initialize to 0.
35658         * doc/invoke.texi (Optimize options): Move -frename-registers
35659         to "Not triggered by any -O level" section.  Adjust commentary
35660         accordingly.
35662 2004-04-20  Anil Paranjpe <anilp1@kpitcummins.com>
35664         * toplev.c (compile_file): Move targetm.asm_out.file_end call to end.
35666 2004-04-20  Richard Sandiford  <rsandifo@redhat.com>
35668         * config/mips/mips.c (mips_legitimize_move): Generate special patterns
35669         for mflo and mfhi instructions.
35670         (mips_output_move): Remove mflo and mfhi handling.
35671         * config/mips/mips.md (UNSPEC_MFHILO): New unspec.
35672         (*mulsidi3_64bit): Update for new mfhi/mflo representation.
35673         Likewise various define_peephole2s.
35674         (*movdi_32bit, *movdi_64bit, *movsi_internal): Merge x<-J and x<-d
35675         alternatives.
35676         (*movdi_64bit, *movdi_64bit_mips16, *mov[shq]i_internal)
35677         (*mov[shq]i_mips16): Remove mflo and mfhi alternatives.
35678         (mfhilo_di, mfhilo_si): New patterns.
35680 2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
35682         * function.c (assign_parms): Force
35683         MEM_EXPR (DECL_INCOMING_RTL (parm)) == parm.
35685 2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
35687         * var-tracking.c (variable_part_different_p): Variable parts differ
35688         when the most recent locations differ.
35690 2004-04-19  James E Wilson  <wilson@specifixinc.com>
35692         * rtl.h (reg_set_last): Delete declaration.
35693         * rtlanal.c (reg_set_last): Delete.
35695 2004-04-19  Roger Sayle  <roger@eyesopen.com>
35697         * fold-const.c (fold_convert): Make function extern/public.
35698         * tree.h (fold_convert): Prototype here.
35699         * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
35700         expand_builtin_strrchr, expand_builtin_strpbrk,
35701         expand_builtin_mempcpy, expand_builtin_bcopy,
35702         expand_builtin_bzero, expand_builtin_memcmp,
35703         expand_builtin_strcmp, expand_builtin_strncmp,
35704         stabilize_va_list, expand_builtin_sprintf,
35705         fold_trunc_transparent_mathfn, fold_builtin_logarithm,
35706         fold_builtin_exponent, fold_builtin_mempcpy,
35707         fold_builtin_strcpy, fold_builtin_strcmp, fold_builtin_strncmp,
35708         fold_builtin_signbit, fold_builtin_isdigit, fold_builtin): Prefer
35709         fold_convert to "convert" or "fold (build1 (NOP_EXPR, ...))".
35711 2004-04-19  Aldy Hernandez  <aldyh@redhat.com>
35713         * config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): New constant.
35714         (move_from_CR_gt_bit): New.
35715         (cceq_ior_compare): Name previously unnamed pattern.  Disable for
35716         E500.
35717         (cceq_rev_compare): Name previously unnamed pattern.  Allow for
35718         E500.
35720         * config/rs6000/spe.md (cmpsfeq_gpr): Rewrite as unspec.
35721         (tstsfeq_gpr): Same.
35722         (cmpsfgt_gpr): Same.
35723         (tstsfgt_gpr): Same.
35724         (cmpsflt_gpr): Same.
35725         (tstsflt_gpr): Same.
35726         (e500_cceq_ior_compare): New.
35727         (e500_flip_gt_bit): New.
35729         * config/rs6000/rs6000.c (ccr_bit): Remove E500 specific code.
35730         (print_operand): Add 'c' and 'D'.
35731         (rs6000_generate_compare): Rewrite to generate correct rtl.
35732         (rs6000_emit_sCOND): Handle E500.
35733         (output_cbranch): Adjust for changes in rs6000_generate_compare.
35734         (output_e500_flip_gt_bit): New.
35736         * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit):
35737         Protoize.
35739 2004-04-19  Eric Christopher  <echristo@redhat.com>
35741         * config/mips/mips.h (DWARF2_ADDR_SIZE): New.
35743 2004-04-19  David Edelsohn  <edelsohn@gnu.org>
35745         * doc/install.texi (*-ibm-aix*): Add AIX 5.1 assembler and archiver
35746         fix information.
35748 2004-04-19  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
35750         * doc/install.texi (Specific, mips-sgi-irix5): Fix IRIX 5.3 IDO
35751         download URL.
35753 2004-04-19  Daniel Jacobowitz  <drow@mvista.com>
35755         * stor-layout.c (layout_decl): Check DECL_PACKED before calling
35756         ADJUST_FIELD_ALIGN.  Check maximum_field_alignment after.
35758 2004-04-19  Andrew PInski  <pinskia@physics.uc.edu>
35760         * builtins.c (fold_builtin_cabs): Remove fndecl parameter.
35761         (fold_builtin): Update caller to match.
35763         PR bootstrap/15009
35764         * bb-reorder.c (fix_up_fall_thru_edges): Init cond_jump.
35766         PR bootstrap/14999
35767         * builtins.c (fold_builtin_cabs): Mark fndecl as unused.
35769 2004-04-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
35771         * varasm.c (compare_constant, case VIEW_CONVERT_EXPR): Add case.
35773         * expmed.c (expand_mult_highpart_adjust): Make OP1 valid for MODE.
35774         (expand_mult_highpart_optab): Likewise.
35775         (expand_mult_highpart): Make OP1 valid for WIDER_MODE, not MODE.
35777 2004-04-19  Paul Brook  <paul@codesourcery.com>
35779         * config/arm/arm.md (fixuns_truncsfsi2, fixuns_truncdfsi2,
35780         floatunssisf2, floatunssidf2): New patterns.
35782 2004-04-18  Mark Mitchell  <mark@codesourcery.com>
35784         PR other/14918
35785         * doc/invoke.texi (-fprofile-generate): Document requirement to
35786         use -fprofile-generate when linking.
35788         * doc/extend.texi (Strong Using): Warn users against using this
35789         feature.
35791 2004-04-18  Richard Sandiford  <rsandifo@redhat.com>
35793         * config/mips/mips-protos.h (m16_usym8_4, m16_usym5_4): Delete.
35794         * config/mips/mips.h (mips_entry, mips_string_length): Delete.
35795         (CONSTANT_POOL_BEFORE_FUNCTION, ASM_OUTPUT_POOL_EPILOGUE): Undefine.
35796         * config/mips/mips.c (struct mips16_constant): Renamed from struct
35797         constant.  Propogate change throughout file.
35798         (struct machine_function): Remove insns_len.
35799         (mips_string_length, mips16_strings, string_constants): Delete.
35800         (mips_classify_symbol): Return SYMBOL_CONSTANT_POOL for LABEL_REFs
35801         when generating mips16 code.  Remove special mips16 treatment of
35802         string constants.
35803         (mips_symbolic_constant_p): Allow mips16 constant pool accesses
35804         to have the form LABEL+CONSTANT.
35805         (mips_symbolic_address_p): Fix comment.
35806         (m16_usym8_4, m16_usym5_4): Delete.
35807         (mips_output_function_epilogue): Remove mips16 string handling.
35808         (mips_output_mi_thunk): Call mips16_lay_out_constants.
35809         (mips_select_section, mips_encode_section_info): Remove mips16
35810         string handling.
35811         (struct mips16_constant_pool): New.
35812         (add_constant): Take a mips16_constant_pool structure.  Keep pool
35813         sorted into order of ascending mode size.  Keep track of the highest
35814         possible start address, taking padding and the masking of the base PC
35815         value into account.
35816         (dump_constants_1): New function, split out from dump_constants.
35817         Handle vector constants.  Use gen_consttable_{int,float} rather than
35818         separate functions for each mode.
35819         (dump_constants): Simplify.  Use GET_MODE_ALIGNMENT.  Use gen_align
35820         rather than separate functions for each alignment.
35821         (mips_find_symbol): Delete.
35822         (mips16_insn_length): New function, split out from
35823         mips16_lay_out_constants.
35824         (mips16_rewrite_pool_refs): New function.
35825         (mips16_lay_out_constants): Rework. Remove string handling.
35826         Always create an inline constant pool.
35827         * config/mips/mips.md (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT)
35828         (UNSPEC_ALIGN): New constants.
35829         (UNSPEC_CONSTTABLE_[QHSD]I, UNSPEC_CONSTTABLE_[SD]F): Delete.
35830         (UNSPEC_ALIGN_[248]): Delete.
35831         (consttable_int, consttable_float, align): New patterns.
35832         (consttable_[qhsd]i, consttable_[sd]f, align_[248]): Delete.
35834 2004-04-17  Aldy Hernandez  <aldyh@redhat.com>
35836         * config/rs6000/altivec.h (vec_any_numeric): Correct typo in
35837         __unn_args_eq.
35839 2004-04-17  Alan Modra  <amodra@bigpond.net.au>
35841         PR target/14715
35842         * config/rs6000/rs6000.c (rs6000_stack_info): Make parm_size agree
35843         with STARTING_FRAME_OFFSET.
35845 2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
35847         * config/mips/mips.h (PREDICATE_CODES): Add macc_msac_operand.
35848         * config/mips/mips.c (macc_msac_operand): New function.
35849         * config/mips/mips.md (*msac): Move after *macc.
35850         (*msac2): New.  Generalize macc-related peepholes so that they apply
35851         to msac too.
35853 2004-04-17  Paolo Bonzini  <bonzini@gnu.org>
35855         * opts.c (decode_options): Do not enable flag_rename_registers
35856         and flag_web at -O3.
35857         * toplev.c (flag_rename_registers): Initialize
35858         flag_rename_registers and flag_web to
35859         AUTODETECT_FLAG_VAR_TRACKING.
35860         (default_debug_hooks): New global.
35861         (process_options): Initialize default_debug_hooks.  Warn if
35862         -fvar-tracking specified but not supported by the current
35863         debug format.  Do not run var tracking at -O0 or if not
35864         supported by the current debug format, even if
35865         -fvar-tracking was given.  If -fno-rename-registers
35866         is not specified, always run register renaming if var
35867         tracking is supported by the default debugging information
35868         format for the target, and we are at -O1 or higher; similarly
35869         for -fweb, but only at -O2 or higher.
35870         * doc/invoke.texi (Optimize Options): Document this.
35872 2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
35874         * configure.ac (gcc_cv_ld_as_needed): Use AC_CACHE_CHECK.
35875         * configure: Regenerate.
35877 2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
35879         * gcc.c (used_arg): Check whether an option has been removed.
35881 2004-04-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
35883         * config.gcc (i[34567]86-*-solaris2*): Default to DWARF-2
35884         debugging on Solaris 7 and up.
35886 2004-04-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
35888         * doc/install.texi (Specific, mips-sgi-irix5): Reflect working
35889         IRIX 5 port.
35890         Remove -save-temps workaround, handled automatically.
35891         Require GNU binutils 2.15 for debugging.
35892         Remove SGI make warnings since GNU make is now required.
35893         (Specific, mips-sgi-irix6): Some markup fixes.
35894         Describe MIPSpro C problems and workarounds.
35895         Mention working O32 ABI support.
35896         Recommend GNU as 2.15 for O32 with debugging.
35897         Remove description of fixed structure pass/return bug.
35899 2004-04-16  DJ Delorie  <dj@redhat.com>
35901         * sdbout.c (sdbout_one_type): Use TYPE_VALUES for enums, not
35902         TYPE_FIELDS.
35903         (sdbout_finish): Don't free deferred_global_decls; it's GC'd.
35905 2004-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
35907         * pa.md: Remove unnecessary declarations for asm_out_file.
35909         * pa64-regs.h (DBX_REGISTER_NUMBER): Simplify and correct mapping of
35910         SAR register.  Fix comment.
35911         (ADDITIONAL_REGISTER_NAMES): Correct register number of SAR register
35912         (%cr11).
35914         * pa64-hpux.h (LIB_SPEC): Fix library specification used with GNU ld.
35916 2004-04-16  Nick Clifton  <nickc@redhat.com>
35918         * config/arm/arm.c (arm_override_options): Revert previous patch.
35919         * config/arm/t-xscale-elf: Disable iwmmxt multilibs until they can
35920         be safely built.
35922 2004-04-16  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
35924         * config/m32r/m32r.h (BIG_ENDIAN_BIT): Deleted to fix endian
35925         bug.
35926         (TARGET_LITTLE_ENDIAN, TARGET_BIG_ENDIAN,
35927         TARGET_DEFAULT): Changed. Ditto.
35928         (LITTLE_ENDIAN_BIT, TARGET_CPU_DEFAULT,
35929         TARGET_ENDIAN_DEFAULT): Added. Ditto.
35930         * config/m32r/little.h (TARGET_LITTLE_ENDIAN): Deleted.
35931         (TARGET_ENDIAN_DEFAULT): Added.
35933 2004-04-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
35935         * builtins.def (BUILT_IN_ISDIGIT, BUILT_IN_ISXDIGIT): Mark with
35936         ATTR_CONST_NOTHROW_LIST.
35938 2004-04-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
35940         PR/middle-end 14915
35941         * builtins.c (expand_builtin_signbit): Test BYTES_BIG_ENDIAN, not
35942         BITS_BIG_ENDIAN.
35944 2004-04-15  Pat Haugen  <pthaugen@us.ibm.com>
35946         * ra-debug.c (ra_print_rtx): Add break's to case legs.
35948 2004-04-14  James E Wilson  <wilson@specifixinc.com>
35950         * Makefile.in (fixinc.sh): Set WARN_CFLAGS to empty string.
35952 2004-04-14  Nathanael Nerode  <neroden@gcc.gnu.org>
35954         * libada-mk.in: New file.
35955         * configure.ac: Create libada-mk from libada-mk.in.
35956         * configure: Regenerate.
35958 2004-04-14  Uros Bizjak  <uros@kss-loka.si>
35960         * optabs.h (enum optab_index): Add new OTI_logb and OTI_ilogb.
35961         (logb_optab, ilogb_optab): Define corresponding macros.
35962         * optabs.c (init_optabs): Initialize logb_optab and ilogb_optab.
35963         * genopinit.c (optabs): Implement logb_optab and ilogb_optab
35964         using logb?f2 and ilogb?i2 patterns.
35965         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOGB{,F,L}
35966         using logb_optab, and BUILT_IN_ILOGB{,F,L} using ilogb_optab.
35967         (expand_builtin): Expand BUILT_IN_LOGB{,F,L} and BUILT_IN_ILOGB{,F,L}
35968         using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
35970         * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_XTRACT_FRACT
35971         and UNSPEC_XTRACT_EXP.
35973         * config/i386/i386.md (*fxtractdf3, *fxtractsf3, *fxtractxf3): New
35974         patterns to implement fxtract x87 instruction.
35975         (logbdf2, logbsf2, logbxf2, ilogbsi2): New expanders to implement
35976         logb, logbf, logbl, ilogb, ilogbf and ilogbl built-ins as inline x87
35977         intrinsics.
35978         (UNSPEC_XTRACT_FRACT, UNSPEC_XTRACT_EXP): New unspecs to represent
35979         x87's fxtract insn.
35981 2004-04-14  Eric Christopher  <echristo@redhat.com>
35983         * config/mips/t-elf: Enable multilibs by default.
35985 2004-04-14  Andreas Tobler  <a.tobler@schweiz.ch>
35987         * bb-reorder.c (fix_crossing_conditional_branches): Adjust the
35988         previous fix to check HAVE_return at runtime too.
35990 2004-04-14  Nick Clifton  <nickc@redhat.com>
35992         * config/arm/arm.c (arm_override_options): If the user has not
35993         specified an ABI, then default to AAPCS for the iWMMXt processor.
35994         * config/arm/t-xscale-elf: Remove redundant multilib specifications.
35995         * config/arm/t-xscale-coff: Likewise.
35997 2004-04-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
35999         * builtins.c (fold_builtin_isdigit): New.
36000         (fold_builtin): Handle BUILT_IN_ISDIGIT.
36001         * defaults.h: Add TARGET_DIGIT0 and sort.
36002         * doc/tm.texi: Add TARGET_BS and TARGET_DIGIT0.
36004 2004-04-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
36006         * builtins.c (fold_builtin_cabs, fold_builtin): Use
36007         `mathfn_built_in' to determine the new builtin.
36008         * fold-const.c (fold): Likewise.
36010 2004-04-14  Richard Sandiford  <rsandifo@redhat.com>
36012         * doc/invoke.texi: Rename MIPS's -mfix-vr4122-bugs to -mfix-vr4120.
36013         * config/mips/mips.h (MASK_FIX_VR4120): Renamed from MASK_FIX_VR4122.
36014         (TARGET_FIX_VR4120): Likewise TARGET_FIX_VR4122.
36015         (TARGET_SWITCHES): Replace -mfix-vr4122-bugs with -mfix-vr4120.
36016         (ASM_SPEC): Update accordingly.
36017         * config/mips/mips.c: Update after above renaming.
36018         * config/mips/mips.md, config/mips/t-vr, config/mips/vr.h: Likewise.
36019         * config/mips/vr4120-div.S: Renamed from vr4122-div.S.
36021 2004-04-13  James E Wilson  <wilson@specifixinc.com>
36023         * c-opt.c (c_common_post_options): If this_input_filename is NULL,
36024         increment errorcount and return false instead of true.
36026 2004-04-13  Uros Bizjak  <uros@kss-loka.si>:
36028         * optabs.c (expand_twoval_unop): Reorder function arguments.
36029         * builtins.c (expand_builtin_mathfn_3): Update calls to
36030         expand_twoval_unop.
36032         * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_TAN_ONE
36033         and UNSPEC_TAN_TAN. Add missing comment.
36035         * config/i386/i386.md (*tandf3_1, *tansf3_1, *tanxf3_1): New
36036         patterns to implement fptan x87 instruction.
36037         (tandf2, tansf2, tanxf2): New expanders to implement tan, tanf
36038         and tanl built-ins as inline x87 intrinsics. Define corresponding
36039         peephole2 optimizers for 'fptan; fstp %st(0); fld1' sequence.
36040         (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): New unspecs to represent
36041         x87's fptan insn.
36043 2004-03-13  Richard Henderson  <rth@redhat.com>
36045         * bb-reorder.c (fix_crossing_unconditional_branches): Use Pmode
36046         for LABEL_REFs.
36048         * defaults.h (HOT_TEXT_SECTION_NAME): Add leading dot.
36049         (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Likewise.
36050         * doc/invoke.texi: Update to match.
36052         * varasm.c (unlikely_text_section): Use assemble_align instead of
36053         ASM_OUTPUT_ALIGN.  Use it in the correct place with an approximately
36054         correct alignment argument.
36056 2004-04-13  Ulrich Weigand  <uweigand@de.ibm.com>
36058         * reload1.c (emit_reload_insns): Set reg_has_output_reload to one
36059         after setting reg_last_reload_reg for optional output reloads.
36061 2004-04-12  Fariborz Jahanian <fjahanian@apple.com>
36063         * config/rs6000/altivec.h (vec_mergeh, vec_mergel):
36064         Definition of these two macros are corrected by adding
36065         matchine right paren.
36067 2004-04-12  Jonathan Larmour  <jifl@eCosCentric.com>
36069         * fix-header.c: kill(), putenv() and tzset() are POSIX not ANSI.
36071 2004-04-12  Roger Sayle  <roger@eyesopen.com>
36073         * config/i386/i386.c (output_387_reg_move): New function.
36074         * config/i386/i386-protos.h (output_387_reg_move): Prototype here.
36075         * config/i386/i386.md (*movsf_1, *movsf1_nointerunit,
36076         *movdf_nointeger, *movdf_integer, *movxf_nointeger, *movxf_integer,
36077         *extendsfdf2_1,  *extendsfxf2_1, *extenddfxf2_1, truncdfsf2_noop,
36078         truncxfsf2_noop, truncxfdf2_noop): Call output_387_reg_move.
36080 2004-04-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
36082         * c-decl.c (finish_decl): Make a decl_stmt for a variable-sized
36083         TYPE_DECL.
36084         * c-semantics.c (genrtl_decl_stmt): Handle TYPE_DECL.
36085         * stmt.c (expand_decl): Remove redundant expansion of TYPE_DOMAIN.
36086         * stor-layout.c (variable_size): Don't check for MINUS_EXPR.
36087         Use skip_simple_arithmetic to find SAVE_EXPR.
36088         (force_type_save_exprs, force_type_save_exprs_1): New functions.
36089         * tree-inline.c (remap_type, case POINTER_TYPE, case REFERENCE_TYPE):
36090         Properly chain multiple pointers.
36091         (copy_tree_r): Copy a TYPE_DECL.
36092         * tree.c (variably_modified_type_p): Add some missing tests and
36093         make some other minor changes.
36094         * tree.h (force_type_save_exprs): New declaration.
36096 2004-04-12  Roger Sayle  <roger@eyesopen.com>
36098         * simplify-rtx.c (simplify_binary_operation) <UDIV, DIV, UMOD, MOD>:
36099         Remove fall throughs.  Convert 0/x and 0%x into x&0 when x has
36100         side-effects.  Don't convert x/1.0 into x if we honor signaling NaNs.
36101         Convert x/-1.0 into -x if we don't honor signaling NaNs.  Convert
36102         x/-1 into -x.  Optimize x%1 into x&0 if x has side-effects.  Optimize
36103         x%-1 into 0 (or x&0 if x has side-effects).
36105 2004-04-11  Aldy Hernandez  <aldyh@redhat.com>
36107         * config/rs6000/rs6000.md: Document why a pattern is not
36108         available.
36110         * config/rs6000/rs6000.c (rs6000_emit_cmove): Disable comparisons
36111         of floats on the E500.
36112         (branch_positive_comparison_operator): Do not allow NE even on the
36113         E500.
36115 2004-04-11  Aldy Hernandez  <aldyh@redhat.com>
36117         * config/rs6000/rs6000.c (rs6000_assemble_integer): Change
36118         in_text_unlikely_section to in_unlikely_text_section.
36120 2004-04-11  Roger Sayle  <roger@eyesopen.com>
36122         * fold-const.c (fold_binary_op_with_conditional_arg): Tweak
36123         calling convention to allow a NULL_TREE to be returned.  Factor
36124         sanity checks from callers, return NULL_TREE when appropriate.
36125         (fold): Handle COMPOUND_EXPR operands of binary expressions
36126         before COND_EXPR operands.  Use reorder_operands_p(a,b) to check
36127         whether a op (b,c) can be rewritten as (b, a op c).  Simplify
36128         calls to fold_binary_op_with_conditional_arg.
36130 2004-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
36132         * config/mips/iris5.h (current_section_flags): Add
36133         in_unlikely_executed_text and default case.
36135 2004-04-11  Andreas Tobler  <a.tobler@schweiz.ch>
36137         * bb-reorder.c (fix_crossing_conditional_branches): Fix bootstrap
36138         failure on solaris. Place ifdef HAVE_return around gen_ret call.
36139         * cfgrtl.c (force_nonfallthru_and_redirect): Remove ifdef
36140         HAVE_return and place it around the place where it is needed.
36142 2004-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
36144         * varasm.c (text_section): Use TEXT_SECTION_ASM_OP and
36145         ASM_OUTPUT_ALIGN instead of SECTION_FORMAT_STRING
36146         and NORMAL_TEXT_SECTION_NAME.
36147         (unlikely_text_section): Check targetm.have_named_sections
36148         instead of TARGET_ASM_NAMED_SECTION and use TEXT_SECTION_ASM_OP
36149         instead of SECTION_FORMAT_STRING.
36150         * config/mips/iris5.h (current_section_name): Add
36151         in_unlikely_executed_text case and move the abort into the switch.
36152         * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME): Remove.
36153         (NORMAL_TEXT_SECTION_NAME): Remove.
36154         (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
36155         (SECTION_FORMAT_STRING): Remove.
36156         * defaults.h (SECTION_FORMAT_STRING): Remove.
36157         * tm.texi (NORMAL_TEXT_SECTION_NAME): Remove.
36158         (SECTION_FORMAT_STRING): Remove.
36160 2004-04-10  Joseph S. Myers  <jsm@polyomino.org.uk>
36162         * c-typeck.c (common_type): Prefer long long to long when same
36163         precision.
36165 2004-04-09  Zack Weinberg  <zack@codesourcery.com>
36167         PR 14887
36168         * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Look only at
36169         mode argument.
36170         * config/ia64/ia64.c (ia64_hpux_file_end): Check
36171         TREE_SYMBOL_REFERENCED on DECL_ASSEMBLER_NAME, not DECL_NAME.
36173 2004-04-09  Roger Sayle  <roger@eyesopen.com>
36175         * simplify-rtx.c (mode_signbit_p): New function to check whether
36176         an RTX is an immediate constant that represents the most significant
36177         bit of a given machine mode.
36178         (simplify_unary_operation) <NOT>: Optimize ~(X+C) as X ^ ~C, where
36179         C is the sign bit.
36180         (simplify_binary_operation) <PLUS>: Optimize (X^C1) + C2 as X^(C1^C2)
36181         when C2 is the sign bit.
36182         (simplify_binary_operation) <XOR>: Canonicalize X^C as X+C when C
36183         is the sign bit.  Optimize (X+C1) ^ C2 as X^(C1^C2) when C1 is the
36184         sign bit.
36186 2004-04-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
36188         * builtins.c (mathfn_built_in): Check TYPE_MAIN_VARIANT, not
36189         TYPE_MODE.
36191 2004-04-09  Andrew Pinski  <pinskia@physics.uc.edu>
36193         * c-common.c (handle_noreturn_attribute): Use TYPE_READONLY instead
36194         of TREE_READONLY for types.
36196 2004-04-09  Caroline Tice  <ctice@apple.com>
36198         * basic-block.h (struct edge_def): Add new field, crossing_edge.
36199         (struct basic_block_def): Add new field, partition.
36200         (UNPARTITIONED, HOT_PARTITION, COLD_PARTITION): New constant macro
36201         definitions.
36202         (partition_hot_cold_basic_blocks): Add extern function
36203         declaration.
36204         * bb-reorder.c (function.h, obstack.h, expr.h, regs.h): Add four new
36205         include statements.
36206         (N_ROUNDS): Increase the maximum number of rounds by 1.
36207         (branch_threshold): Add array value for new round.
36208         (exec_threshold): Add array value for new round.
36209         (push_to_next_round_p): New function.
36210         (add_unlikely_executed_notes): New function.
36211         (find_rarely_executed_basic_blocks_and_crossing_edges): New function.
36212         (mark_bb_for_unlikely_executed_section): New function.
36213         (add_labels_and_missing_jumps): New function.
36214         (add_reg_crossing_jump_notes): New function.
36215         (fix_up_fall_thru_edges): New function.
36216         (find_jump_block): New function.
36217         (fix_crossing_conditional_branches): New function.
36218         (fix_crossing_unconditional_branches): New function.
36219         (fix_edges_for_rarely_executed_code): New function.
36220         (partition_hot_cold_basic_blocks): New function.
36221         (find_traces): Add an extra round for partitioning hot/cold
36222         basic blocks.
36223         (find_traces_1_round): Add a parameter.  Modify to push all cold blocks,
36224         and only cold blocks, into the last (extra) round of collecting traces.
36225         (better_edge_p): Add a parameter.  Modify to favor non-crossing edges
36226         over crossing edges.
36227         (bb_to_key): Add code to correctly identify cold blocks when
36228         doing partitioning.
36229         (connect_traces): Modify to connect all the non-cold traces first, then
36230         go back and connect up all the cold traces.
36231         (reorder_basic_blocks): Add call to add_unlikely_executed_notes.
36232         * cfg.c (entry_exit_blocks): Add initialization for partition field in
36233         entry and exit blocks.
36234         * cfgbuild.c (make_edges): Update current_function_has_computed_jump
36235         if we are doing hot/cold partitioning.
36236         * cfgcleanup.c (cfglayout.h): Add new include statement.
36237         (try_simplify_condjump): Modify to not attempt on blocks with jumps
36238         that cross section boundaries.
36239         (try_forward_edges): Likewise.
36240         (merge_blocks_move_predecessor_nojumps): Likewise.
36241         (merge_blocks_move_successor_nojumps): Likewise.
36242         (merge_blocks_move): Likewise.
36243         (try_crossjump_to_edge): Modify to not attempt after we have done
36244         the block partitioning.
36245         (try_crossjump_bb): Modify to not attempt on blocks with jumps that
36246         cross section boundaries.
36247         (try_optimize_cfg): Likewise.
36248         * cfghooks.c (tidy_fallthru_edges): Modify to not remove indirect
36249         jumps that cross section boundaries.
36250         * cfglayout.c (flags.h): Add new include statement.
36251         (update_unlikely_executed_notes): New function.
36252         (fixup_reorder_chain): Add code so when a new jumping basic block is
36253         added, it's UNLIKELY_EXECUTED_CODE and REG_CROSSING_JUMP notes are
36254         updated appropriately.
36255         (duplicate_insn_chain): Add code to duplicate the new NOTE insn
36256         introduced by this optimization.
36257         * cfglayout.h (scan_ahead_for_unlikely_executed_note): Add new
36258         extern function declaration.
36259         * cfgrtl.c (can_delete_note_p): Add NOTE_INSN_UNLIKELY_EXECUTED_CODE to
36260         list of notes that can be deleted.
36261         (create_basic_block_structure): Add initialization for partition field.
36262         (rtl_can_merge_blocks): Modify to test blocks for jumps that cross
36263         section boundaries.
36264         (try_redirect_by_replacing_jump): Modify to not attempt on jumps that
36265         cross section boundaries.
36266         (commit_one_edge_insertion): Add code so newly created basic block
36267         ends up in correct (hot or cold) section.  Modify to disallow
36268         insertions before NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
36269         (rtl_verify_flow_info_1): Add code to verify that no fall_thru edge
36270         crosses section boundaries.
36271         (cfg_layout_can_merge_blocks_p): Modify to test blocks for jumps that
36272         cross section boundaries.
36273         (force_nonfallthru_and_redirect): Modify to make sure new basic block
36274         ends up in correct section, with correct notes attached.
36275         * common.opt (freorder-blocks-and-partition): Add new flag for this
36276         optimization.
36277         * dbxout.c (dbx_function_end): Add code to make sure scope labels at
36278         the end of functions are written into the correct (hot or cold)
36279         section.
36280         (dbx_source_file): Add code so writing debug file information
36281         doesn't incorrectly change sections.
36282         * defaults.h (NORMAL_TEXT_SECTION_NAME): New constant macro, for use
36283         in partitioning hot/cold basic blocks into separate sections.
36284         (SECTION_FORMAT_STRING): New constant macro, for linux/i386 hot/cold
36285         section partitioning.
36286         (HAS_LONG_COND_BRANCH): New constant macro, indicating whether or not
36287         conditional branches can span all of memory.
36288         (HAS_LONG_UNCOND_BRANCH): New constant macro, indicationg whether or not
36289         unconditional branches can span all of memory.
36290         * final.c (scan_ahead_for_unlikely_executed_note): New function.
36291         (final_scan_insn): Add code to check for NOTE instruction indicating
36292         whether basic block belongs in hot or cold section, and to make sure
36293         the current basic block is being written to the appropriate section.
36294         Also added code to ensure that jump table basic blocks end up in the
36295         correct section.
36296         * flags.h (flag_reorder_blocks_and_partition): New flag.
36297         * ifcvt.c (find_if_case_1): Modify to not attempt if conversion if
36298         one of the branches has a jump that crosses between sections.
36299         (find_if_case_2): Likewise.
36300         (ifcvt): Modify to not attempt to mark loop exit edges after
36301         hot/cold partitioning has occurred.
36302         * opts.c (decode_options): Code to handle new flag,
36303         flag_reorder_blocks_and_partition; also to turn it off if
36304         flag_exceptions is on.
36305         (common_handle_option): Code to handle new flag,
36306         flag_reorder_blocks_and_partition.
36307         * output.h (unlikely_text_section): New extern function declaration.
36308         (in_unlikely_text_section): New extern function declaration.
36309         * passes.c (rest_of_handle_stack_regs): Add
36310         flag_reorder_blocks_and_partition as an 'or' condition for calling
36311         reorder_basic_blocks.
36312         (rest_of_handle_reorder_blocks): Add flag_reorder_blocks_and_partition
36313         as an 'or' condition for calling reorder_basic_blocks.
36314         (rest_of_compilation): Add call to partition_hot_cold_basic_blocks.
36315         * print-rtl.c (print_rtx): Add code for handling new note,
36316         NOTE_INSN_UNLIKELY_EXECUTED_CODE
36317         * rtl.c  (NOTE_INSN_UNLIKELY_EXECUTED_CODE): New note insn (see below).
36318         (REG_CROSSING_JUMP): New kind of reg_note, to mark jumps that
36319         cross between section boundaries.
36320         * rtl.h (NOTE_INSN_UNLIKELY_EXECUTED_CODE): New note instruction,
36321         indicating the basic block containing it belongs in the cold section.
36322         (REG_CROSSING_JUMP): New type of reg_note, to mark jumps that cross
36323         between hot and cold sections.
36324         * toplev.c (flag_reorder_blocks_and_partition): Add code to
36325         initialize this flag, and to tie it to the command-line option
36326         freorder-blocks-and-partition.
36327         * varasm.c (cfglayout.h): Add new include statement.
36328         (unlikely_section_label_printed): New global variable, used for
36329         determining when to output section name labels for cold sections.
36330         (in_section): Add in_unlikely_executed_text to enum data structure.
36331         (text_section): Modify code to use SECTION_FORMAT_STRING and
36332         NORMAL_TEXT_SECTION_NAME macros.
36333         (unlikely_text_section): New function.
36334         (in_unlikely_text_section): New function.
36335         (function_section): Add code to make sure beginning of function is
36336         written into correct section (hot or cold).
36337         (assemble_start_function): Add code to make sure stuff is written to
36338         the correct section.
36339         (assemble_zeros): Add in_unlikely_text_section as an 'or' condition
36340         to an if statement that was checking 'in_text_section'.
36341         (assemble_variable): Add 'in_unlikely_text_section' as an 'or'
36342         condition to an if statement that was checking 'in_text_section'.
36343         (default_section_type_flags_1): Add check: if in cold section
36344         flags = SECTION_CODE.
36345         * config/darwin.c (darwin_asm_named_section): Modify to use
36346         SECTION_FORMAT_STRING if we are partitioning hot/cold blocks.
36347         * config/i386/i386.h (HAS_LONG_COND_BRANCH): Defined this macro
36348         specifically for the i386.
36349         (HAS_LONG_UNCOND_BRANCH): Defined this macro specifically for the i386.
36350         * config/rs6000/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Change
36351         text string to something more informative.
36352         (NORMAL_TEXT_SECTION_NAME): Add new definition.
36353         (SECTION_FORMAT_STRING): Add new definition.
36354         * config/rs6000/rs6000.c (rs6000_assemble_integer): Add
36355         '!in_unlikely_text_section' as an 'and' condition to an if statement
36356         that was already checking '!in_text_section'.
36357         * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME,NORMAL_TEXT_SECTION_NAME,
36358         UNLIKELY_EXECUTED_TEXT_SECTION_NAME,SECTION_FORMAT_STRING): Make
36359         sure these are properly defined for linux on ppc.
36360         * doc/invoke.texi  (freorder-blocks-and-partition): Add documentation
36361         for this new flag.
36362         * doc/rtl.texi (REG_CROSSING_JUMP): Add documentation for new
36363         reg_note.
36364         * doc/tm.texi (NORMAL_TEXT_SECTION_NAME, SECTION_FORMAT_STRING,
36365         HAS_LONG_COND_BRANCH, HAS_LONG_UNCOND_BRANCH): Add documentation for
36366         these new macros.
36368 2004-04-08  Roger Sayle  <roger@eyesopen.com>
36370         * function.c (gen_mem_addressof): When changing the RTX from a REG
36371         to a MEM, clear MEM_VOLATILE_P which was formerly REG_USERVAR_P.
36373 2004-04-08  Roger Sayle  <roger@eyesopen.com>
36375         PR target/14888
36376         * config/i386/i386.md (truncdfsf2_noop, truncxfsf2_noop,
36377         truncxfdf2_noop): Provide dummy "fmov" implementations.
36379 2004-04-08  Ian Lance Taylor  <ian@wasabisystems.com>
36381         * gcc.c (default_compilers): Add missing initializers.
36383         * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
36384         Return 1 if file was successfully mapped.
36386 2004-04-08  Geoffrey Keating  <geoffk@apple.com>
36388         PR pch/13419
36389         PR pch/14137
36390         Radar #: 3315288
36391         * doc/invoke.texi (Precompiled Headers): Suggest -o
36392         to put an output file in a particular place.  Be more detailed
36393         about which options affect PCH validity and which options
36394         might not work.
36395         * c-pch.c (pch_matching): New.
36396         (MATCH_SIZE): New.
36397         (struct c_pch_validity): New field 'match'.
36398         (pch_init): Handle pch_matching.
36399         (c_common_valid_pch): Check pch_matching.
36401         * explow.c: Fix typo defining default of PROMOTE_FUNCTION_MODE.
36403 2004-04-08  Mark Mitchell  <mark@codesourcery.com>
36405         * doc/invoke.texi (Precompiled Headers): Warn about known
36406         problems.
36408 2004-04-08  Danny Smith  <dannysmith@users.sourceforge.net>
36410         PR c++/14808
36411         * defaults.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): New macro. Default
36412         to 1 if ASM_OUTPUT_DEF is defined.
36413         * doc/tm.texi (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document.
36414         * config/i386/cygming.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): Define.
36415         Set to non-zero iff not a one_only decl.
36417 2004-04-08  Paul Brook  <paul@codesourcery.com>
36419         * arm.h (CLASS_LIKELY_SPILLED_P): Define.
36421 2004-04-08  Paul Brook  <paul@codesourcery.com>
36423         * explow.c (promote_mode): Use PROMOTE_FUNCTION_MODE instead of
36424         PROMOTE_FOR_CALL_ONLY.
36425         * config/arm/arm-protos.h (arm_function_value): Declare.
36426         * config/arm/arm.h (TARGET_PROMOTE_FUNCTION_ARGS): Define.
36427         (TARGET_PROMOTE_PROTOTYPES): Return false.
36428         (arm_function_value): New function.
36429         * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Define.
36430         (FUNCTION_VALUE): Call arm_function_value.
36431         * config/cris/cris.h (PROMOTE_MODE): Rename ...
36432         (PROMOTE_FUNCTION_MODE): ... to this.
36433         (PROMOTE_FOR_CALL_ONLY): Remove.
36434         * config/mmix/mmix.h: Likewise.
36435         * config/s390/s390.h: Likewise.
36436         * config/sparc/sparc.h: Likewise.
36437         * config/sparc/sparc.c: Update comments about PROMOTE_MODE.
36438         * doc/tm.texi (PROMOTE_FUNCTION_MODE): Document.
36439         (TARGET_PROMOTE_FUNCTION_MODE, TARGET_PROMOTE_FUNCTION_RETURN): Update.
36440         (PROMOTE_FOR_CALL_ONLY): Remove.
36442 2004-04-08  Joel Sherrill <joel@oarcorp.com>
36444         PR ada/14538
36445         * ada/5rosinte.adb: Remove fake mprotect() body.
36446         * ada/5rosinte.ads: Add SA_SIGINFO.
36447         * ada/5rtpopsp.adb: Rewrite to use new interface.
36448         * ada/init.c: Reorder so the simple single OS conditional __rtems__
36449         is tested before more complex ones which mix UNIX and embedded
36450         systems in the conditional.
36452 2004-04-08  Joel Sherrill  <joel@oarcorp.com>
36454         PR ada/14665
36455         * ada/osint.adb (Find_Program_Name): Rework to properly handle
36456         filenames which end in .exe or have versioning suffixes like VMS.
36458 2004-04-08  Andrew Pinski  <pinskia@physics.uc.edu>
36460         PR target/10129
36461         * config/darwin.c (darwin_encode_section_info): When the decl has
36462         a DECL_INITIAL, it is only defined also when it is not a common.
36464 2004-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
36466         * builtins.c (fold_builtin_isascii, fold_builtin_toascii): New.
36467         (fold_builtin): Handle BUILT_IN_ISASCII and BUILT_IN_TOASCII.
36469 2004-04-07  H.J. Lu  <hongjiu.lu@intel.com>
36471         * config/ia64/ia64.c (ia64_encode_section_info): Don't prod
36472         global register variables.
36474 2004-04-07  Joseph S. Myers  <jsm@polyomino.org.uk>
36476         * fixinc/inclhack.def (rpc_xdr_lvalue_cast_a,
36477         rpc_xdr_lvalue_cast_b): New fixes.
36478         * fixinc/fixincl.x: Regenerate.
36479         * fixinc/tests/base/rpc/xdr.h: Add new tests.
36481 2004-04-07  David Edelsohn  <edelsohn@gnu.org>
36483         * config/rs6000/rs6000.c (processor_target_table): Add MASK_MFCRF
36484         to power4 and power5 entries.
36486 2004-04-06  Geoffrey Keating  <geoffk@apple.com>
36488         * c-common.h (pending_lang_change): Mark for PCH.
36490 2004-04-07  Caroline Tice  <ctice@apple.com>
36492         * gcc.c (main): Move 'break' in main loops (on an error)
36493         to wait until error processing has occurred.
36495 2004-04-06  Nathanael Nerode  <neroden@gcc.gnu.org>
36497         * config.gcc: Stop changing enable_threads midstream.
36498         Replace uses of enable_threads_flag with enable_threads.
36499         * configure.ac: Replace uses of enable_threads_flag with
36500         enable_threads.  Improve autoconf quotation in one place.
36501         * configure: Regenerate.
36503 2004-04-06  Uros Bizjak  <uros@kss-loka.si>
36505         * builtins.c: Implement support for sincos function.
36506         (expand_builtin_mathfn): Remove BUILT_IN_SIN{,F,L} and
36507         BUILT_IN_COS{,F,L}.
36508         (expand_builtin_mathfn_3): New function.
36509         (expand_builtin): Expand BUILT_IN_SIN{,F,L} and
36510         BUILT_IN_COS{,F,L} using expand_builtin_mathfn_3 if
36511         flag_unsafe_math_optimization is set.
36513         * optabs.h (enum optab_index): Add new OTI_sincos.
36514         (sincos_optab): Define corresponding macro.
36516         * optabs.c (init_optabs): Initialize sincos_optab.
36517         (expand_twoval_unop): New function.
36519         * genopinit.c (optabs): Implement sincos_optab using sincos?f3
36520         patterns.
36522         * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_SINCOS_COS
36523         and UNSPEC_SINCOS_SIN.
36525         * config/i386/i386.md (sincosdf3, sincossf3, *sincosextendsfdf3,
36526         sincosxf3): New patterns to implement sincos, sincosf and sincosl
36527         built-ins as inline x87 intrinsics. Define splits for
36528         sindf2, sinsf2, *sinextendsfdf2, sinxf2, cosdf2,
36529         cossf2, *cosextendsfdf2 and cosxf2 patterns from corresponding
36530         sincos patterns.
36531         (sindf2, sinsf2, sinxf2): Rename to *sindf2, *sinsf2, *sinxf2.
36532         (cosdf2, cossf2, cosxf2): Rename to *cosdf2, *cossf2, *cosxf2.
36534         (UNSPEC_SINCOS_SIN, UNSPEC_SINCOS_COS): New unspecs to represent
36535         x87's fsincos insn.
36537 2004-04-06  Devang Patel  <dpatel@apple.com>
36539         PR 14467
36540         * config/darwin.h (LINK_COMMAND_SPEC): Use c++filt instead of c++filt3.
36542 2004-04-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
36544         * doc/install.texi: Update HP-UX 11 installation procedure.
36546 2004-04-06  Paul Brook  <paul@codesourcery.com>
36548         * doc/sourcebuild.texi: Remove obsolete contraint on testcases.
36550 2004-04-05  Kaz Kojima  <kkojima@gcc.gnu.org>
36552         * config/sh/sh.c (prepare_move_operands): Use emit_call_insn
36553         when the TLS address is generated by a function call.
36554         * config/sh/sh.md (tls_global_dynamic): Use a call expression.
36555         (tls_local_dynamic): Likewise.
36557 2004-04-05  Andrew Pinski  <pinskia@physics.uc.edu>
36559         * tree.c (reconstruct_complex_type): Use TYPE_READONLY
36560         and TYPE_VOLATILE.
36562 2004-04-05  Caroline Tice  <ctice@apple.com>
36564         * gcc.c (combine_flag): New global variable, for new driver option.
36565         (struct compiler): Add two new fields, to be used when
36566         combining multiple input files in a single pass (IMA).
36567         (default_compilers): Add values for the new fields to all
36568         compiler entries. Modify the "@c" compiler entry for doing IMA
36569         properly with "-save-temps" and the "combine" flag.
36570         (option_map): Add new driver option, "--combine", to tell driver
36571         to pass multiple input files to compiler at one time.
36572         (have_o_argbuf_index): New global variable.
36573         (store_arg): Modify to assign value to have_o_argbuf_index.
36574         (struct infile): Add three new fields, to help with IMA.
36575         (display_help): Add help for new "combine" option.
36576         (process_command): Remove local variable have_o; add code to check
36577         for new "combine" option; remove assignment to combine_inputs.
36578         (do_spec_1): Modify to deal with IMA better.
36579         (main): Make variable 'lang_n_infiles' local to entire function
36580         rather than to a single block.  Use flag combine_flag to
36581         determine whether to do IMA or not; Modify loop initializing
36582         infiles to deal properly with linker files.
36583         Add code for doing preprocessing in presence of
36584         IMA with "-save-temps" flag.  Modify "main" loop to handle
36585         multiple input files, in multiple languages, with or without
36586         preprocessing,  gracefully.
36587         * toplev.c (set_src_pwd): Modify to not complain if attempting to
36588         re-set it to same directory it's previously been set to (avoid
36589         irritating, meaningless warning messages when doing IMA with
36590         save-temps).
36591         * doc/invoke.texi: Add "-combine" to list of Overall Options;
36592         remove documentation about IMA that is no longer accurate; Add
36593         documentation explaining what "-combine" does.
36594         * ada/lang-specs.h: Add initialization values for new fields in
36595         "struct compiler".
36596         * cp/lang-specs.h: Likewise.
36597         * f/lang-specs.h: Likewise.
36598         * java/lang-specs.h: Likewise.
36599         * objc/lang-specs.h: Likewise.
36600         * treelang/lang-specs.h: Likewise.
36602 2004-04-05  David Edelsohn
36604         * config/rs6000/rs6000.c (VTABLE_NAME_P): Add _ZTI to special
36605         symbol handling.
36607 2004-04-05  Jakub Jelinek  <jakub@redhat.com>
36608             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
36610         PR optimization/13424 (hppa), bootstrap/14462, c/14828
36611         * pa.md: Use replace_equiv_address to retain the attributes of the
36612         memory operands used in the split and peephole2 patterns for optimizing
36613         the pre-reload movstrsi, movstrdi, clrstrsi and clrstrdi patterns.
36615 2004-04-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
36617         * c-decl.c (build_compound_literal): Use TYPE_READONLY.
36618         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
36619         * objc/objc-act.c (adorn_decl, gen_declspecs): Likewise.
36620         * c-typeck.c (decl_constant_value): Don't access DECL_INITIAL of a
36621         PARM_DECL.
36622         * calls.c (flags_from_decl_or_type): Use TYPE_READONLY and do so only
36623         for a type.
36624         * print-tree.c (print_node): Properly handle side-effects, readonly,
36625         and constant flags.
36626         * tree.c (build1_stat, build_expr_wfl): Only look at TREE_SIDE_EFFECTS
36627         and TREE_CONSTANT if not a type.
36628         * tree.h (IS_NON_TYPE_CODE_CLASS): New macro.
36629         (IS_EXPR_CODE_CLASS): Write 'E', not 'e'.
36630         (NON_TYPE_CHECK): New macro.
36631         (TREE_SIDE_EFFECT, TREE_READONLY, TREE_CONSTANT: Add check.
36633 2004-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
36635         * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Set
36636         to DWARF2_DEBUG unconditionally.
36637         (ASM_DEBUG_SPEC): Set the default to --gdwarf2 unconditionally.
36639 2004-04-04  Ian Lance Taylor  <ian@wasabisystems.com>
36640             Nathanael Nerode  <neroden@gcc.gnu.org>
36642         PR target/14548
36643         * config.host: Set the shell variable host_can_use_collect2.
36644         Set it to yes by default, and to no for alpha*-dec-*vms*,
36645         i[34567]86-*-mingw32*, and powerpc-*-beos*.
36646         * configure.ac: Set and substitute the shell variable collect2.
36647         Give an error if use_collect2 is yes and host_can_use_collect2 is
36648         no.
36649         * Makefile.in (COLLECT2): Rename from USE_COLLECT2.  Change all
36650         uses.  Initialize to @collect2@.
36651         (STAGESTUFF): Remove $(USE_COLLECT2).
36652         * config/alpha/x-vms (USE_COLLECT2): Don't set.
36653         * config/i386/t-mingw32 (USE_COLLECT2): Likewise.
36654         * config/rs6000/t-beos (USE_COLLECT2): Likewise.
36655         * config/pa/t-pa64: Remove commented out USE_COLLECT2.
36656         * configure: Regenerate.
36658 2004-04-04  Roger Sayle  <roger@eyesopen.com>
36660         * simplify-rtx.c (simplify_binary_operation): Constant fold
36661         DIV, MOD, UDIV and UMOD using div_and_round_double.
36663 2004-04-04  Mark Mitchell  <mark@codesourcery.com>
36665         PR c++/14804
36666         * varasm.c (initializer_constant_valid_p): Allow NOP_EXPRs to
36667         RECORD_TYPEs.
36669 2004-04-04  Mark Mitchell  <mark@codesourcery.com>
36671         * doc/invoke.texi (-mabi=o64): Create link to O64 ABI
36672         documentation.
36674 2004-04-04  Roger Sayle  <roger@eyesopen.com>
36676         * cse.c (cse_insn): Correct usage of simplify_replace_rtx when
36677         updating the REG_EQUAL note on an insn's libcall_insn.
36679 2004-04-04  Roger Sayle  <roger@eyesopen.com>
36681         * df.h: Tidy up whitespace in the definitions of the DF_ flags.
36683 2004-04-03  Roger Sayle  <roger@eyesopen.com>
36685         * fold-const.c (fold) <PLUS_EXPR>: Guard (-A)+B -> B-A transformation
36686         with reorder_operands_p.
36688 2004-04-03  Jan Hubicka  <jh@suse.cz>
36690         * md.texi (vec_set, vec_extract, vec_init): Document.
36692 2004-04-02  Gabor Loki <loki@inf.u-szeged.hu>
36694         * opts.c (decode_options): Do function inlining with very small
36695         max-inline-insns-* parameters when optimizing for size.
36697 2004-04-02  Vladimir Makarov  <vmakarov@redhat.com>
36699         * config/i386/i386.h (TARGET_NOCONA): New macro.
36700         (TARGET_CPU_CPP_BUILTINS): Add code for Nocona.
36701         (processor_type): Add PROCESSOR_NOCONA.
36703         * config/i386/i386.md (cpu): Add nocona to the attribute values.
36705         * config/i386/i386.c (nocona_cost): New variable.
36706         (m_NOCONA): New macro.
36707         (x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
36708         x86_branch_hints, x86_use_sahf, x86_single_stringop,
36709         x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8,
36710         x86_integer_DFmode_moves, x86_partial_reg_dependency,
36711         x86_memory_mismatch_stall, x86_accumulate_outgoing_args,
36712         x86_decompose_lea, x86_arch_always_fancy_math_387,
36713         x86_sse_partial_reg_dependency, x86_sse_load0_by_pxor,
36714         x86_ext_80387_constants, x86_four_jump_limit):
36715         (override_options): Add nocona_cost to processor_target_table.
36716         Set up PROCESSOR_NOCONA for Nocona entry in processor_alias_table.
36717         (incdec_operand): Prevent inc/dec generation for Nocona too.
36718         (ix86_issue_rate): Add PROCESSOR_NOCONA.
36720 2004-04-01  Andrew Pinski  <pinskia@physics.uc.edu>
36722         * rtlanal.c (find_reg_note): Manually
36723         unswitch the loop.
36725 2004-04-01  Mark Mitchell  <mark@codesourcery.com>
36727         * genemit.c (gen_split): Change prototype of generated code.
36728         * genrecog.c (write_action): Adjust prototype for and calls to
36729         gen_split_*.
36730         * gensupport.c (struct queue_elem): Add split field.
36731         (queue_pattern): Return a value.  Clear the split field.
36732         (process_rtx): Maintain an association between an insn and the
36733         split generated from it for a define_insn_and_split.
36734         (process_one_cond_exec): Generate a new split for a
36735         define_insn_and_split.
36736         * config/arm/arm-protos.h (arm_split_constant): Add insn
36737         parameter.
36738         (emit_constant_insn): New function.
36739         (arm_gen_constant): Use it.
36740         * config/arm/arm.md: Adjust calls to arm_split_constant.
36742 2004-04-02  Jan Hubicka  <jh@suse.cz>
36744         * cgraph.c: Add overall comment.
36745         (cgraph_inline_hash): New global variable.
36746         (cgraph_create_node): Break out from ...
36747         (cgraph_node): ... here.
36748         (cgraph_edge): New function.
36749         (cgraph_create_edge): New CALL_EXPR argument; some sanity checking.
36750         (cgraph_remove_edge): Accept edge, intead of source and destination.
36751         (cgraph_redirect_edge_callee): New.
36752         (cgraph_remove_node): Update all new datastructures.
36753         (cgraph_record_call, cgraph_remove_call): Kill.
36754         (dump_cgraph_node): Break out from ... ; dump new datastructures.
36755         (dump_cgraph): ... here.
36756         (cgraph_function_possibly_inlined_p): Use new hashtable.
36757         (cgraph_clone_edge, cgraph_clone_node): New.
36758         * cgraph.h: Include hashtab.h
36759         (struct cgraph_global_info): Kill cloned_times, inline_once, will_be_output
36760         fields, add inlined_to pointer.
36761         (cgraph_node): Add pointer to next_clone.
36762         (cgraph_remove_edge, cgraph_create_edge): Update prototype.
36763         (cgraph_remove_call, cgraph_record_call): Kill.
36764         (cgraph_inline_hash): Declare.
36765         (dump_cgraph_node, cgraph_edge, cg4raph_clone_edge, cgraph_clone_node,
36766         cgraph_redirect_edge_callee): Declare.
36767         (cgraph_create_edges, cgraph_inline_p): Update prorotype.
36768         (cgraph_preserve_function_body_p, verify_cgraph, verify_cgraph_node,
36769         cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Declare.
36770         * cgraphunit.c: Add overall comment.
36771         (cgraph_optimize_function): Kill.
36772         (cgraph_assemble_pending_functions): Do not assemble inline clones.
36773         (cgraph_finalize_function): Update call of cgraph_remove_node
36774         (record_call_1): Record call sites.
36775         (cgraph_create_edges): Accept node instead of decl argument.
36776         (error_found): New static variable.
36777         (verify_cgraph_node_1, verify_cgraph_node, verify_cgraph): New functions.
36778         (cgraph_analyze_function): Update for new datastructures.
36779         (cgraph_finalize_compilation_unit): Plug memory leak.
36780         (cgraph_optimize_function): Kill.
36781         (cgraph_expand_function): Do not use cgraph_optimize_function.
36782         (INLINED_TIMES, SET_INLINED_TIMES, cgraph_inlined_into,
36783         cgraph_inlined_callees): Kill.
36784         (cgraph_remove_unreachable_nodes): Verify cgraph; update handling of
36785         clones.
36786         (estimate_growth): Simplify.
36787         (cgraph_clone_inlined_nodes): New function.
36788         (cgraph_mark_inline_edge): Re-implement.
36789         (cgraph_mark_inline): Likewise.
36790         (cgraph_check_inline_limits): Simplify.
36791         (cgraph_recursive_inlining_p): New.
36792         (update_callee_keys): Break out from ...
36793         (cgraph_decide_inlining_of_small_functions): ... here; simplify.
36794         (cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
36795         Likewise.
36796         (cgraph_expand_all_functions): Remove inline clones from the ordered
36797         list.
36798         (cgraph_preserve_function_body_p): New predicate.
36799         (cgraph_optimize): Verify cgraph.
36800         * function.h (struct function): Add fields saved_tree/saved_args.
36801         * timevar.def (TV_CGRAPH_VERIFY): Use verifier.
36802         * toplev.c (rest_of_compilation): Do not free cfun.
36803         * tree-inline.c: Include function.h
36804         (struct inline_data): Add saving_p field; replace decl/current_decl by
36805         node/current_node.
36806         (insert_decl_map): New function.
36807         (copy_body_r): Handle saving; update cgraph datastructure.
36808         (copy_body): Handle recursive inlining.
36809         (initialize_inlined_parameters): Likewise.
36810         (expand_call_inline): Propagate node attributes; update cgraph.
36811         (optimize_inline_calls): Verify that datastructure still match.
36812         (save_body): New function.
36813         * tree-inline.h (save_body): New.
36814         * tree-optimize.c (tree_rest_of_compilation): preserve function body; do inlining.
36815         * langhooks-def.c (LANG_HOOKS_UPDATE_DECL_AFTER_SAVING): New.
36816         * langhooks.c (lang_hooks): Add update_decl_after_saving.
36818 2004-04-01  Serge Belyshev  <1319@bot.ru>
36820         PR target/14702
36821         * config/i386/i386.md: fix source operand constraints in
36822         mmx_pshufw, sse2_pshufd, sse2_pshuflw, sse2_pshufhw
36824 2004-04-01  Waldek Hebisch  <hebisch@math.uni.wroc.pl>
36826         * fold-const.c (folda): Preserve types of comparisons.
36828 2004-04-01  Richard Henderson  <rth@redhat.com>
36830         * toplev.c (backend_init): Move init_optimization_passes call ...
36831         (lang_dependent_init): ... here.
36833 2004-04-01  Alan Modra  <amodra@bigpond.net.au>
36834             Jakub Jelinek  <jakub@redhat.com>
36836         * gcc.c (init_gcc_specs): If HAVE_LD_AS_NEEDED, link with
36837         -lgcc --as-needed -lgcc_s --no-as-needed by default.
36838         * configure.ac (HAVE_LD_AS_NEEDED): Check for ld --as-needed.
36839         * configure: Rebuilt.
36840         * config.in: Rebuilt.
36841         * Makefile.in (stage1-start): Copy also libgcc_s*$(SHLIB_EXT).
36842         (stage2-start, stage3-start, stage4-start): Likewise.
36843         (stageprofile-start, stagefeedback-start): Likewise.
36845 2004-04-01  Jakub Jelinek  <jakub@redhat.com>
36847         * config/sparc/sparc.h (DITF_CONVERSION_LIBFUNCS): Define to 0.
36848         * config/sparc/linux.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
36849         * config/sparc/linux64.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
36850         * config/sparc/sol2.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
36851         (SOLARIS_CONVERSION_LIBFUNCS): Rename to SUN_CONVERSION_LIBFUNCS.
36852         * config/sparc/sparc.c (sparc_init_libfuncs): Initialize optabs
36853         with _Q_qtoll, _Q_qtoull and _Q_lltoq if DITF_CONVERSION_LIBFUNCS.
36854         * config.gcc (sparc-*-linux*): Revert 2004-03-23 change.
36855         * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Likewise.
36856         * config/sparc/t-linux: Removed.
36858 2004-04-01  Jakub Jelinek  <jakub@redhat.com>
36860         PR c++/14755
36861         * fold-const.c (fold) <EQ_EXPR>: Properly compute newconst in
36862         "bitfld++ == const" to "++bitfld == const + incr" transformations.
36864 2004-04-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
36866         * expr.c (get_inner_reference): Use DECL_UNSIGNED, not TREE_UNSIGNED.
36867         * stor-layout.c (layout_decl): Likewise.
36868         * tree.c (get_narrower): Likewise and also use BIT_FIELD_REF_UNSIGNED.
36869         * fold-const.c (make_bit_field_ref): Use BIT_FIELD_REF_UNSIGNED.
36870         * print-tree.c (print_node): Handle various used of unsigned_flag.
36871         * tree.def (BIT_FIELD_REF): Update comment.
36872         * tree.h (TREE_UNSIGNED): Deleted.
36873         (DECL_UNSIGNED, BIT_FIELD_REF_UNSIGNED): New macros.
36875 2004-03-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
36877         * builtins.c, c-aux-info.c, c-common.c, c-cppbuiltin.c, c-decl.c:
36878         Change most occurrences of TREE_UNSIGNED to TYPE_UNSIGNED.
36879         * c-format.c, c-opts.c, c-pretty-print.c, c-typeck.c: Likewise.
36880         * calls.c, convert.c, dbxout.c, dojump.c, dwarf2out.c: Likewise.
36881         * expmed.c, expr.c, fold-const.c, function.c, integrate.c: Likewise.
36882         * optabs.c, sdbout.c, stmt.c, stor-layout.c, tree-dump.c: Likewise.
36883         * tree.c, config/iq2000/iq2000.c, config/m32r/m32r.c: Likewise.
36884         * config/mips/mips.c, config/rs6000/rs6000.c: Likewise.
36885         * config/s390/s390.c, config/sparc/sparc.c, objc/objc-act.c: Likewise.
36886         * stor-layout.c (layout_type, case COMPLEX_TYPE): Test for
36887         REAL_TYPE, not INTEGER_TYPE.
36888         (layout_type, case VECTOR_TYPE): Simplify code.
36889         * tree.c (build_vector_type_for_mode): Remove dup unsigned setting.
36890         * tree.h: Update comments.
36891         (STRIP_NOPS): Use TYPE_UNSIGNED.
36892         (TYPE_UNSIGNED): New macro.
36893         (TYPE_TRAP_SIGNED): Remove now redundant check.
36894         (SAVE_EXPR_NOPLACEHOLDER): Don't use TREE_UNSIGNED.
36896 2004-03-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
36898         * function.c (put_var_into_stack): Properly set orig_reg for indirect.
36900 2004-03-31  Andrew Pinski  <pinskia@physics.uc.edu>
36902         * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA):
36903         Add darwin-fpsave.asm, darwin-vecsave.asm,
36904         and darwin-world.asm.
36905         (TARGET_LIBGCC2_CFLAGS): Add -Wa,-force_cpusubtype_ALL
36906         as the asm files contain altivec instructions.
36907         * config/rs6000/darwin-fpsave.asm: New file.
36908         * config/rs6000/darwin-vecsave.asm: New file.
36909         * config/rs6000/darwin-world.asm: New file.
36911 2004-03-31  Zack Weinberg  <zack@codesourcery.com>
36913         * gengtype-yacc.y (option, stringseq): Add missing
36914         terminating semicolon.
36916 2004-03-30  David Edelsohn  <edelsohn@gnu.org>
36918         * config/rs6000/rs6000.md (tls_gd_32, tls_gd_64,
36919         tls_ld_32, tls_ld_64, tls_dtprel_32, tls_dtprel_64,
36920         tls_dtprel_ha_32, tls_dtprel_ha_64,
36921         tls_dtprel_lo_32, tls_dtprel_lo_64,
36922         tls_got_dtprel_64, tls_tprel_32, tls_tprel_64,
36923         tls_tprel_ha_32, tls_tprel_ha_64,
36924         tls_tprel_lo_32, tls_tprel_lo_64,
36925         tls_got_tprel_32, tls_got_tprel_64,
36926         tls_tls_32, tls_tls_64): Replace register_operand with
36927         gpc_reg_operand.
36929 2004-03-30  Mostafa Hagog  <mustafa@il.ibm.com>
36931         * config/rs6000/rs6000.md (*ctrsi_internal1, *ctrsi_internal2,
36932         *ctrdi_internal1, *ctrdi_internal2, *ctrsi_internal3,
36933         *ctrsi_internal4, *ctrdi_internal3, *ctrdi_internal4,
36934         *ctrsi_internal5, *ctrsi_internal6, *ctrdi_internal5,
36935         *ctrdi_internal6): Replace register_operand with
36936         nonimmediate_operand.
36938 2004-03-29  Fariborz Jahanian <fjahanian@apple.com>
36940         * fold-const.c (fold): Reassociate multiply expression
36941         with an adjacent non-multiply expression to use
36942         architecture's multiply-add instruction.
36944 2004-03-30  Zack Weinberg  <zack@codesourcery.com>
36946         * gengtype.c (create_option): New function.
36947         * gengtype.h: Prototype it.
36948         * gengtype-yacc.y (stringseq): New rule.
36949         (option): Use create_option.  Add new bare ID production.  Use
36950         stringseq, not STRING directly.
36952         * alias.c, bitmap.c, c-decl.c, cgraph.h, cpplib.h, cselib.h
36953         * dwarf2out.c, emit-rtl.c, function.h, lists.c, tree.h
36954         * varray.h, config/alpha/alpha.c:
36955         Use new shorter form of GTY markers.
36957         * doc/gty.texi: Rewrite.
36959 2004-03-30  Andrew Pinski  <pinskia@physics.uc.edu>
36961         * config/darwin.c (machopic_function_base_name):
36962         Remove current_name and getting the name of the
36963         current function.
36965 2004-03-30  Nick Clifton  <nickc@redhat.com>
36967         * config/arm/arm.md (thumb_jump): Reduce the backward branch
36968         range, and increase the forward branch range, to allow for
36969         the fact that the PC will be off by 4.
36971 2004-03-30  Alan Modra  <amodra@bigpond.net.au>
36973         * .cvsignore: Add GPATH, GRTAGS, GSYMS and GTAGS (GNU GLOBAL)
36975 2004-03-30  Hartmut Penner  <hpenner@de.ibm.com>
36977         * config/rs6000/rs6000.c (output_vec_const_move):
36978         Find all cases of EASY_VECTOR_15_ADD_SELF.
36979         (easy_vector_constant_add_self): Accept
36980         all vector constant loadable by vsplt* and vadd*.
36981         (easy_vector_same): Use easy_vector_splat_const.
36982         (easy_vector_const): Use easy_vector_splat_const.
36983         (easy_vector_splat_const): New function.
36984         (gen_easy_vector_constant_add_self): New function.
36986         * config/rs6000/rs6000-protos.c (gen_easy_vector_constant_add_self):
36987         New prototype.
36989         * config/rs6000/altivec.md (movv4si splitter): Change to
36990         emit move insn with halfed vector constant.
36991         (*movv8hi splitter): Likewise.
36992         (*movv16qi splitter): Likewise.
36994 2004-03-30  Hartmut Penner  <hpenner@de.ibm.com>
36996         PR 11591
36997         * config/rs6000/rs6000.c (rs6000_legitimate_address):
36998         Allow any offset to argument pointer in no-strict case.
37000 2004-03-30  Jan Hubicka  <jh@suse.cz>
37002         * toplev.c (backend_init): Add missing call to inint_optimization_passes.
37003         * passes.c (init_optimization_passes, finish_optimization_passes): Output cgraph
37004         dump file in non-unit-at-a-time mode.
37006 2004-03-29  Hans-Peter Nilsson  <hp@axis.com>
37008         * config/cris/cris.h: Correct #ifdef to test for
37009         HAVE_AS_NO_MUL_BUG_ABORT_OPTION, not
37010         HAVE_AS_MUL_BUG_ABORT_OPTION.
37012 2004-03-29  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
37014         * function.c (put_var_into_stack): If old RTL was ADDRESSOF, update
37015         the address inside the old RTL.
37017 2004-03-28  Zack Weinberg  <zack@codesourcery.com>
37019         * c-decl.c: Verify that C_SIZEOF_STRUCT_LANG_IDENTIFIER is correct.
37020         (struct c_binding, struct c_scope): Add chain_next
37021         attributes to GTY markers.
37022         (struct lang_identifier, struct lang_tree_node): Define
37023         here...
37024         * c-tree.h: ... not here.  No longer need to declare struct
37025         c_binding either.  Do define C_SIZEOF_STRUCT_LANG_IDENTIFIER.
37026         * c-lang.c, objc/objc-lang.c: Set LANG_HOOKS_IDENTIFIER_SIZE
37027         to C_SIZEOF_STRUCT_LANG_IDENTIFIER.
37029         PR 14734, 11944
37030         * c-decl.c (get_parm_info): If error_mark_node is encountered
37031         in the bindings chain, unbind and discard it; don't abort.
37033 2004-03-28  Olga Golovonevsky <olga@il.ibm.com>
37034             Dorit Naishlos <dorit@il.ibm.com>
37036         * config/rs6000/altivec.md: (andvv16qi3, andv8hi3, one_cmplv16qi2,
37037         one_cmplv8hi2, one_cmplv4si2, iorv16qi3, iorv8hi3,): New modelling.
37039 2004-03-28  Stephane Carrez  <stcarrez@nerim.fr>
37041         * config/m68hc11/m68hc11-protos.h (m68hc11_page0_symbol_p): Declare.
37043         * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute): New.
37044         (m68hc11_attribute_table): New attribute "page0" to mark a global
37045         variable as being allocated from within page0 section.
37046         (m68hc11_encode_label): New function.
37047         (m68hc11_strip_name_encoding): New function.
37048         (m68hc11_page0_symbol_p): New function.
37049         (m68hc11_indirect_p): Accept global variables marked in page0.
37050         (m68hc11_encode_section_info): Lookup "page0" attribute.
37052         * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): 'R' constraint also
37053         represents access to page0 variables.
37055         * config/m68hc11/m68hc11.md ("*logicalsi3_zexthi"): Use gen_rtx_REG.
37056         ("*logicalsi3_silshl16_zext"): Likewise.
37057         ("*ashldi3_const32"): Likewise.
37058         (peephole2 ashift): Likewise.
37060 2004-03-28  Joseph S. Myers  <jsm@polyomino.org.uk>
37062         * c-tree.h (C_DECL_REGISTER): New.
37063         * c-aux-info.c (gen_decl), c-decl.c (objc_mark_locals_volatile,
37064         finish_decl, grokdeclarator, get_parm_info), c-typeck.c
37065         (build_array_ref, c_mark_addressable): Set and use it.
37066         * c-decl.c (grokdeclarator), c-typeck.c (c_mark_addressable):
37067         Allow structures with volatile fields to be declared register.
37068         Don't check TREE_ADDRESSABLE before warning about taking address
37069         of register.
37070         * c-decl.c (finish_decl): Don't allow structures with volatile
37071         fields to be placed in named register.
37072         * doc/trouble.texi: Remove reference to structures with volatile
37073         fields in registers.
37075 2004-03-27  Ulrich Weigand  <uweigand@de.ibm.com>
37077         * function.c (thread_prologue_and_epilogue): Move
37078         NOTE_INSN_FUNCTION_END and NOTE_INSN_FUNCTION_BEG notes
37079         before the epilogue.
37081 2004-03-27  Ulrich Weigand  <uweigand@de.ibm.com>
37083         * expr.c (store_constructor): Use gen_int_mode to correctly
37084         sign-extend CONST_INT value.
37086 2004-03-27  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
37088         * builtin-types.def (BT_WINT, BT_FN_INT_WINT, BT_FN_WINT_WINT): New.
37089         * builtins.def (DEF_C94_BUILTIN): New.  Add wctype builtins.
37090         * doc/extend.texi: Likewise.
37092 2004-03-26  Diego Novillo  <dnovillo@redhat.com>
37094         * c-typeck.c (comptypes): Replace calls to TYPE_DOMAIN
37095           with TYPE_ORIG_SIZE_TYPE.
37097 2004-03-25  Aldy Hernandez  <aldyh@redhat.com>
37099         PR 14219
37100         * c-typeck.c (build_binary_op): Do not allow comparisons of
37101         vectors.
37103 2004-03-26  James A. Morrison  <ja2morri@uwaterloo.ca>
37105         * config.gcc: Remove sparc-tti-*.
37106         * config/sparc/pbd.h: Delete.
37108         * config/sparc/sol2.h: Remove note about Sun OS 4.x.
37109         * config/sparc/aout.h: Likewise.
37111         * config/sparc/sparc.h: Remove if 0'd code.
37112         * config/sparc/sparc.md (call): Remove if 0'd code.
37113         (call_value): Likewise.
37114         (nonlocal_goto): Likewise.
37115         (unimp_insn): Delete.
37117 2004-03-25  Roger Sayle  <roger@eyesopen.com>
37119         * fold-const.c (tree_expr_nonnegative_p): Handle BIT_XOR_EXPR like
37120         BIT_IOR_EXPR; A^B is nonnegative when A and B are nonnegative.
37122 2004-03-25  Richard Henderson  <rth@redhat.com>
37124         PR 11527
37125         * c-typeck.c (pop_init_level): Emit pending init elements earlier
37126         rather than later.
37128 2004-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
37130         * builtins.c (fold_builtin): Fix error in last change.
37132 2004-03-25  Richard Sandiford  <rsandifo@redhat.com>
37134         * config/mips/mips.h: Formatting fix.
37136 2004-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
37138         * builtins.def: Add ctype builtins.
37139         * doc/extend.texi: Likewise.
37141 2004-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
37143         * builtins.c (fold_builtin): Add new builtin optimizations for
37144         sqrt and/or cbrt.
37145         * fold-const.c (fold): Likewise.
37147 2004-03-25  David Edelsohn  <edelsohn@gnu.org>
37149         * config/rs6000/rs6000.c (rs6000_always_hint): New variable.
37150         (rs6000_sched_groups): New variable.
37151         (processor_target_table): Add power5.
37152         (rs6000_override_options): Set rs6000_sched_insert_nops,
37153         rs6000_sched_costly_dep and rs6000_sched_restricted_insns_priority
37154         from rs6000_sched_groups.
37155         (output_cbranch): Use rs6000_always_hint.
37156         (rs6000_variable_issue): Use rs6000_sched_groups.
37157         (rs6000_adjust_cost): Add CPU_POWER5.
37158         (is_microcoded_insn): Use rs6000_sched_groups.
37159         (is_dispatch_slot_restricted): Use rs6000_sched_groups.
37160         Return 2 for POWER5 cracked instructions.
37161         (is_cracked_insn): Use rs6000_sched_groups.
37162         (is_branch_slot_insn): Use rs6000_sched_groups.
37163         (rs6000_issue_rate): Add CPU_POWER5.
37164         (rs6000_sched_finish): Use rs6000_sched_groups.
37165         (rs6000_rtx_costs): Add PROCESSOR_POWER5.
37166         * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_POWER5.
37167         (DEFAULT_SCHED_COSTLY_DEP): Delete.
37168         (DEFAULT_RESTRICTED_INSNS_PRIORITY): Delete.
37169         (DEFAULT_SCHED_FINISH_NOP_INSERTION_SCHEME): Delete.
37170         * config/rs6000/rs6000.md (define_attr "cpu"): Add power5.
37171         * config/rs6000/power5.md: New file.
37172         * doc/invoke.texi: Add power5 option.
37174 2004-03-25  Kazu Hirata  <kazu@cs.umass.edu>
37176         * cfgrtl.c, dbxout.c, tree.def, config/darwin.h,
37177         config/arm/arm.c, objc/objc-act.c: Fix comment typos.
37178         * doc/invoke.texi: Fix a typo.
37180 2004-03-25  Kazu Hirata  <kazu@cs.umass.edu>
37182         PR optimization/9707.
37183         * stmt.c (emit_case_nodes): Emit equality comparisons instead
37184         of recursing if both children are single-valued cases with no
37185         children.
37187 2004-03-25  Paul Brook  <paul@codesourcery.com>
37189         * config/arm/arm.c (vfp_print_multi): Remove.
37190         (arm_output_fldmx): New function.
37191         (vfp_emit_fstmx): Return block size, not insn. Add ARM10 VFPr1 bugfix.
37192         (arm_expand_prologue): Update to match.
37193         (arm_get_vfp_saved_size): New Function.
37194         (arm_get_frame_offsets): Use it.
37195         (arm_output_epilogue): Use new functions.
37197 2004-03-24  Richard Henderson  <rth@redhat.com>
37199         * alias.c (alias_invariant, alias_invariant_size): Mark GTY.
37200         (reg_known_value, reg_known_value_size): Likewise; make static.
37201         (reg_known_equiv_p): Make static.
37202         (clear_reg_alias_info): Update for new indexing.
37203         (get_reg_known_value, set_reg_known_value): New.
37204         (get_reg_known_equiv_p, set_reg_known_equiv_p): New.
37205         (canon_rtx): Use them.
37206         (init_alias_analysis): Likewise.  Allocate reg_known_value with gc.
37207         Don't play queer offsetting games with reg_known_value and
37208         reg_known_equiv_p.
37209         (end_alias_analysis): Free reg_known_value with gc.
37210         * rtl.h (get_reg_known_value, get_reg_known_equiv_p): Declare.
37211         * sched-deps.c (reg_known_equiv_p, reg_known_value): Remove.
37212         (deps_may_trap_p, sched_analyze_1, sched_analyze_2): Use the new
37213         functions instead.
37215 2004-03-24  Kazu Hirata  <kazu@cs.umass.edu>
37217         * dwarf2asm.c, loop.h, pretty-print.c, pretty-print.h,
37218         config/i386/mmintrin.h: Update copyright.
37220 2004-03-24  Nathanael Nerode  <neroden@gcc.gnu.org>
37222         * configure.ac: Add --enable-werror-always (for top level bootstrap
37223         support).
37224         * configure: Regenerate.
37226 2004-03-24  Ziemowit Laski  <zlaski@apple.com>
37228         * objc/objc-act.c (objc_comptypes): Treat comparisons
37229         between 'Class' and '<class> *' as explicitly invalid.
37231 2004-03-24  David Edelsohn  <edelsohn@gnu.org>
37233         * doc/invoke.texi (-frename-registers): Add enabled at -O3.
37234         (-fprofile-values): Add enabled with profile-{generate,use}.
37235         (-fvpt): Same.
37236         (-ftracer): Add enabled with profile-use.
37237         (-funit-at-a-time): Add enabled at -O2,-O3.
37238         (-funroll-loops): Add enabled with profile-use.
37239         (-funswitch-loops): Add enabled with profile-use.  Remove duplicates.
37240         (max-gcse-passes): Mention default.
37241         (max-cse-path-length): Mention default.
37243 2004-03-24  Nathanael Nerode  <neroden@gcc.gnu.org>
37245         * Makefile.in (STRICT2_WARN): Reorder.
37246         * configure.ac: Check for -Wold-style-definition, and use it
37247         in strict1_warn if it's available.
37248         * configure: Regnerate.
37250 2004-03-24  Paul Brook  <paul@nowt.org>
37252         * config.gcc <arm>: Add --with-abi=
37253         * config/arm/arm-protos.h (arm_get_frame_size, thumb_get_frame_size,
37254         thumb_far_jump_used): Remove prototypes.
37255         (arm_needs_doubleword_align): Add prototype.
37256         (thumb_compute_initial_elimination_offset): Ditto.
37257         * config/arm/arm.c (arm_get_frame_offsets): New function.
37258         (use_return_insn, output_return_instruction, arm_output_epilogue,
37259         arm_output_function_epilogue, arm_compute_initial_elimination_offset,
37260         arm_expand_prologue, thumb_expand_epilogue): Use it.
37261         (arm_abi, target_abi_name, all_arm_abis): New variables.
37262         (arm_override_options): Set them.  Set structure padding for AAPCS.
37263         (arm_return_in_memory): Update ABI check.
37264         (arm_init_cumulative_args): Initialize can_split.
37265         (arm_needs_doubleword_align): New function.
37266         (arm_function_arg): Don't split args after pushing to stack. Handle
37267         doubleword/even reg alignment.
37268         (arm_va_arg): Handle all doubleword aligned args.
37269         (add_minpoolforward ref, dump_minpool, push_minpool_fix): Align based
37270         on ABI, not CPU.
37271         (arm_compute_save_reg0_reg12_mask): Fix comment.
37272         (thumb_get_frame_size, thumb_get_frame_size): Remove.
37273         (thumb_jump_far_used_p): Remove superfluous argument.  Return save
37274         value for alignment.
37275         (thumb_unexpanded_epilogue, thumb_output_function_prologue): Change
37276         to match.
37277         (thumb_compute_initial_elimination_offset): New function.
37278         (thumb_expand_prologue): Use arm_get_frame_offsets.  Remove
37279         unneccessary rounding.
37280         * config/arm/arm.h (target_abi_name): Declare.
37281         (ARM_DOUBLEWORD_ALIGN, DOUBLEWORD_ALIGNMENT, TARGET_IWMMXT_ABI,
37282         arm_abi_type, ARM_DEFAULT_ABI): Define.
37283         (ARM_FLAG_ATPCS): Remove.
37284         (TARGET_OPTIONS, OPTION_DEFAULT_SPECS): Add -mabi=.
37285         (BIGGEST_ALIGNMENT, PREFERRED_STACK_BOUNDARY, STACK_BOUNDARY): Use it.
37286         (ADJUST_FIELD_ALIGN, DATA_ALIGNMENT, LOCAL_ALIGNMENT,
37287         TYPE_NEEDS_IWMMXT_ALIGNMENT): Remove.
37288         (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P, FUNCTION_ARG_REGNO_P):
37289         Contitionalize on ABI, not CPU.
37290         (struct arm_stack_offsets): Define.
37291         (struct machine_function): Add stack_offsets.  Remove frame_size.
37292         (FUNCTION_ARG_PARTIAL_NREGS): Don't split if previous args have been
37293         pushed.
37294         (FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY): Handle general
37295         doubleword alignment.
37296         (THUMB_INITIAL_ELIMINATION_OFFSET,
37297         ARM_INITIAL_ELIMINATION_OFFSET): Remove.
37298         (INITIAL_ELIMINATION_OFFSET): Call functions directly.
37299         * config/arm/arm.md (align_8): Enable for all targets.
37300         * config/arm/netbsd-elf.h (TARGET_DEFAULT): Remove TARGET_ATPCS.
37301         (ARM_DEFAULT_ABI): Define.
37302         * doc/invoke.texi <ARM>: Document -mabi=. Update documentation for
37303         -mstructure-size-boundary.
37305 2004-03-24  Nathanael Nerode  <neroden@gcc.gnu.org>
37307         * configure.ac: Check for -Wno-variadic-macros; don't use
37308         -pedantic (in stage 1 or a simple 'make all') unless it's available,
37309         and if it's available, use it.  Also, clean up check for
37310         -Wno-long-long.
37311         * configure: Regenerate.
37313 2004-03-24  Richard Sandiford  <rsandifo@redhat.com>
37315         * config.gcc (mips64vr-*-elf*, mips64vrel-*-elf*): Remove tm_defines.
37316         * config/mips/vr.h (DEFAULT_VR_ARCH): New macro, defined to vr4130.
37317         (MULTILIB_DEFAULTS): Use it.
37318         (MIPS_CPU_STRING_DEFAULT): Remove.
37319         (MIPS_ABI_DEFAULT, MIPS_MARCH_CONTROLS_SOFT_FLOAT): Define.
37320         (DRIVER_SELF_SPECS): Make -mfix-vr4122-bugs imply -march=vr4120.  Make
37321         EABI64 -mlong32 the default ABI.  Enforce the default architecture.
37322         * config/mips/t-vr (MULTILIB_OPTIONS): Add mfix-vr4122-bugs,
37323         march=vr4130, march=vr4300, march=vr5000 and march=vr5500.
37324         (MULTILIB_MATCHES): Use -mfix-vr4122-bugs multilibs for -march=vr4120.
37325         (MULTILIB_EXCEPTIONS): Change choice of multilibs.  Update comments
37326         accordingly.
37328 2004-03-24  DJ Delorie  <dj@redhat.com>
37329             Richard Sandiford  <rsandifo@redhat.com>
37331         * config/mips/mips.h (MASK_FIX_VR4122, TARGET_FIX_VR4122): New macros.
37332         (TARGET_SWITCHES): Add -mfix-vr4122-bugs and -mno-fix-vr4122-bugs.
37333         (ASM_SPEC): Pass down -mfix-vr4122-bugs.
37334         * config/mips/mips.c (mips_avoid_hazards): Don't emit whole functions
37335         in .set noreorder and .set nomacro if TARGET_FIX_VR4122.
37336         (mips_init_libfuncs): Use special functions for divsi3 and modsi3
37337         if TARGET_FIX_VR4122.
37338         * config/mips/mips.md (define_attr length): Account for nops inserted
37339         after macc and dmult when using -mfix-vr4122-bugs.
37340         (umuldi3_highpart, divmodsi4, divmoddi4): Disable if TARGET_FIX_VR4122.
37341         * config/mips/t-vr (LIB2FUNCS_STATIC_EXTRA): Define instead of
37342         LIB2FUNCS_EXTRA.  Add config/mips/vr4122-div.S.
37343         * config/mips/vr4122-div.S: New file.
37344         * doc/invoke.texi: Document -mfix-vr4122-bugs.
37346 2004-03-24  Richard Sandiford  <rsandifo@redhat.com>
37348         * config/mips/mips.h (PROCESSOR_R4130): New processor_type.
37349         (TARGET_MIPS4130): New macro.
37350         (ISA_HAS_MACC): Return true if TARGET_MIPS4130 && !TARGET_MIPS16.
37351         * config/mips/mips.c (mips_cpu_info_table): Add a vr4130 entry.
37352         (override_options): Extend MIPS_MARCH_CONTROLS_SOFT_FLOAT to deal
37353         with PROCESSOR_R4130.
37354         * config/mips/mips.md (define_attr cpu): Add r4130.
37355         * doc/invoke.texi: Document vr4130 as a supported MIPS architecture.
37357 2004-03-24  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
37358             Richard Sandiford  <rsandifo@redhat.com>
37360         * doc/invoke.texi: Apply missed hunk from 2004-03-03 change.
37362 2004-03-24  Alexandre Oliva  <aoliva@redhat.com>
37364         PR preprocessor/14438
37365         * cpplib.c (do_pragma): Remove line_change call after pragma
37366         handler.
37368 2004-03-23  Ian Lance Taylor  <ian@wasabisystems.com>
37370         * doc/extend.texi (ARM Built-in Functions): Replace with correct
37371         declarations.
37373 2004-03-23  Roger Sayle  <roger@eyesopen.com>
37375         * reg-stack.c (get_true_reg): Handle FLOAT_TRUNCATE like FLOAT_EXTEND
37376         if flag_unsafe_math_optimizations.
37377         * config/i386/i386.md (truncdfsf2): If flag_unsafe_math_optimizations
37378         and TARGET_80387 expand using truncdfsf2_noop pattern.
37379         (truncxfsf2): Likewise using truncxfsf2_noop.
37380         (truncxfdf2): Likewise using truncxfdf2_noop.
37381         (truncdfsf2_noop, truncxfsf2_noop, truncxfdf2_noop): New patterns.
37383 2004-03-23  Ziemowit Laski  <zlaski@apple.com>
37385         * hooks.c (hook_constcharptr_tree_null): New hook.
37386         * hooks.h (hook_constcharptr_tree_null): New prototype.
37387         * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): New target hook.
37388         * target.h (mangle_fundamental_type): New target hook.
37389         * config/rs6000/rs6000.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Point
37390         target hook at rs6000_mangle_fundamental_type.
37391         (rs6000_mangle_fundamental_type): New function.
37392         * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Document.
37394 2004-03-23  Zack Weinberg  <zack@codesourcery.com>
37396         PR 12267, 12391, 12560, 13129, 14114, 14133
37397         * c-tree.h: Forward declare struct c_binding.  Declare
37398         c_override_bindings_to_false.  Update prototypes.
37399         (struct lang_identifier): Update comments.  Change fields to be
37400         struct c_binding *.
37401         (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE)
37402         (IDENTIFIER_LABEL_VALUE, C_DECL_INVISIBLE)
37403         (KEEP_NO, KEEP_YES, KEEP_MAYBE): Delete.
37404         (C_DECL_IN_EXTERNAL_SCOPE, C_DECL_DECLARED_BUILTIN): New.
37405         * c-common.h: Update prototypes.
37406         * c-decl.c (struct c_scope): Update commentary.  Remove names,
37407         names_last, parms, parms_last, tags, and shadowed fields.  Add
37408         bindings and depth fields.
37409         (scope_freelist): Move to more appropriate location.
37410         (c_print_identifier): Update for changes to struct lang_identifier.
37411         (objc_mark_locals_volatile): Update for new bindings structures.
37412         (global_bindings_p): Honor c_override_global_bindings_to_false.
37413         (pushlevel): Rename to push_scope; take no arguments; use the
37414         scope_freelist; initialize scope->depth and check for overflow.
37415         (poplevel): Rename to pop_scope; totally rewritten for new bindings
37416         structures.
37417         (diagnose_mismatched_decls): Use C_DECL_DECLARED_BUILTIN, not
37418         C_DECL_INVISIBLE, for certain decisions.  Adjust some diagnostics.
37419         Improve some commentary.  Adjust handling of forward parm decls.
37420         (merge_decls): Set C_DECL_DECLARED_BUILTIN when appropriate.
37421         Preserve C_DECL_IN_EXTERNAL_SCOPE.
37422         (warn_if_shadowing): Correct indentation.  Improve diagnostics.
37423         (pushdecl): Remove unnecessary assertion.  Short-circuit anonymous
37424         decls.  Rewrite for new bindings structures.  Improve commentary.
37425         Eliminate the copy_node call.
37426         (implicit_decl_warning): Use the "diag" idiom (as seen in
37427         locate_old_decl) to reduce code duplication; call locate_old_decl
37428         if appropriate.  Relocate to remove need for forward declaration.
37429         (implicitly_declare): Adjust for new bindings structures.  Kludge
37430         around Objective-C not-really-builtin functions.
37431         (undeclared_variable): Improve diagnostics.  If current_function_decl
37432         is nonnull but current_function_scope is null, use current_scope.
37433         Use bind.
37434         (lookup_tag): Adjust for new bindings structures.  Kludge around
37435         Objective-C's tag declarations that wind up in the external scope.
37436         (lookup_name): Adjust for new bindings structures.  Kludge around
37437         c-common.c's pseudo-typedefs that wind up in the external scope.
37438         (lookup_name_current_level): Rename lookup_name_in_scope; take a
37439         second argument indicating the scope to examine; rewrite for
37440         new bindings structures.
37441         (c_init_decl_processing): Adjust for renamed functions.  Do not
37442         initialize current_file_decl, first_builtin_decl, last_builtin_decl.
37443         First scope pushed is the external scope, not the global scope.
37444         (builtin_function): Use bind, not pushdecl.  Adjust other bits
37445         for new data structures.  Keep track of builtins that should be
37446         made visible automatically.
37447         (start_decl): Adjust diagnostics.  Remove unnecessary call to
37448         expand_decl.
37449         (grokparms): Return 0 if arg_types is error_mark_node.
37450         (get_parm_info): Rename "void_at_end" argument to "ellipsis", with
37451         reversed sense.  Rewrite for new bindings structures.  Do not
37452         leave any decls in the scope, to prevent pop_scope from doing
37453         contradictory things with them.
37454         (finish_struct, finish_enum): Remove redundant diagnostics.
37455         (build_enumerator): Don't cascade diagnostics for error_mark_node.
37456         Mark location where -pedantic changes the meaning of the program.
37457         (store_parm_decls_newstyle, store_parm_decls_oldstyle): Load the
37458         parameter decls into the function's scope structure using bind.
37459         Warn here about function definitions in the wrong style.
37460         Adjust diagnostics.
37461         (store_parm_decls): Correct the determination of whether a
37462         function was defined with a prototype.
37463         (c_write_global_declarations): Operate on all file decls and on
37464         the external scope.  Split body of the loop to...
37465         (c_write_global_declarations_1): ... this new function, to avoid
37466         code duplication.
37467         (truly_local_externals, first_builtin_decl, last_builtin_decl)
37468         (make_scope, pop_scope, in_parm_level_p, set_block)
37469         (any_external_decl, record_external_decl, bind_label, getdecls)
37470         (link_hash_hash, link_hash_eq, merge_translation_unit_decls)
37471         (c_reset_state): Delete.
37472         (visible_builtins, c_override_global_bindings_to_false)
37473         (c_binding, I_SYMBOL_BINDING, I_SYMBOL_DECL, I_TAG_BINDING)
37474         (I_TAG_DECL, I_LABEL_BINDING, I_LABEL_DECL, file_scope)
37475         (external_scope, binding_freelist, bind, free_binding_and_advance)
37476         (push_file_scope, pop_file_scope): New.
37477         (pushtag, pushdecl_top_level, lookup_label, declare_label)
37478         (define_label, c_make_fname_decl, finish_decl)
37479         (mark_forward_parm_decls, build_compound_literal)
37480         (grokdeclarator, start_function, check_for_loop_decls)
37481         (identifier_global_value, record_builtin_type): Minor adjustments
37482         for new bindings structures.  Improve diagnostics and commentary.
37483         * c-objc-common.c (start_cdtor, finish_cdtor): Adjust calls to
37484         pushlevel/poplevel respectively.
37485         (c_objc_common_finish_file): Don't call merge_translation_unit_decls.
37486         * c-opts.c (c_common_parse_file): Remove spurious ATTRIBUTE_UNUSED.
37487         Warn about YYDEBUG not being defined only if -dy.  Remove no-longer-
37488         correct loop over multiple translation units; call fatal_error if
37489         requested to compile more than one file at once.  (This disables
37490         IMA temporarily - an up-front error being preferable to a crash.)
37491         * c-parse.in (pushlevel, poplevel rules): Rename push_scope, pop_scope.
37492         (all actions): Adjust calls to pushlevel/poplevel.
37493         (parsing_iso_function_signature): Delete.
37494         (extdef_1): Fold into extdef.
37495         (old_style_parm_decls_1): Fold into old_style_parm_decls.  Don't
37496         warn here about function definitions in the wrong style.
37497         (after_tyle_declarator, parm_declarator_starttypename)
37498         (parm_declarator_nostarttypename, notype_declarator): Remove
37499         commented-out productions.
37500         (parmlist_1, parmlist_2): Use make_node, not tree_cons, to create
37501         an empty TREE_LIST node.  Adjust calls to get_parm_info.
37502         (parmlist_2 : ELLIPSIS): Tag the arg-info block with error_mark_node
37503         to suppress -Wold-style-definition after this error.
37504         (c_parse_file): Don't clear the binding stack or call
37505         finish_fname_decls here.  Correct comment.
37506         * c-typeck.c (same_translation_unit_p): Export.
37507         (common_type): Use c_override_global_bindings_to_false, not
37508         pushlevel/poplevel/declare_parm_level.
37509         * c-lang.c: Override LANG_HOOKS_CLEAR_BINDING_STACK,
37510         LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK,
37511         and LANG_HOOKS_GETDECLS with do-nothing stubs.
37512         * objc/objc-lang.c: Likewise.
37513         * objc/objc-act.c: Adjust all calls to pushlevel, poplevel,
37514         get_parm_info.
37515         (OBJC_VOID_AT_END): Delete; replace all uses
37516         with void_list_node.
37517         (generate_forward_declaration_to_string_table): Delete.
37518         * objc/objc-act.h (OCTI_STRG_DECL, UOBJC_STRINGS_decl): Delete.
37520         * coverage.c (create_coverage): Don't pushdecl anything.
37521         * langhooks.c (lhd_clear_binding_stack): Call
37522         lang_hooks.decls.poplevel, not poplevel.
37523         * tree.c (list_length): If ENABLE_TREE_CHECKING, abort on a
37524         circular list rather than going into an infinite loop.
37526 2004-03-23  Olivier Hainque  <hainque@act-europe.fr>
37528         * optabs.c (expand_binop): When synthesizing double word rotates
37529         from single word shifts, use a new register target if the provided
37530         target is not a REG already.
37532 2004-03-23  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
37534         * alias.c (get_alias_set): Add support for TYPE_REF_CAN_ALIAS_ALL.
37535         * c-common.c (handle_mode_attribute): Add extra arg to
37536         build_pointer_type_for_mode and build_reference_type_for_mode.
37537         * c-typeck.c (build_c_cast): Only look at TREE_CONSTANT_OVERFLOW
37538         for INTEGER_CST.
37539         * tree.c (build_pointer_type_for_mode): Add arg CAN_ALIAS_ALL.
37540         Chain pointers via TYPE_NEXT_PTR_TO.
37541         (build_reference_type_for_mode): Similarly.
37542         (build_type_no_quals): Add extra arg to build_pointer_type_for_mode
37543         and build_reference_type_for_mode.
37544         (tree_check4_failed): New function.
37545         * tree.h (TREE_CHECK4, PTR_OR_REF_CHECK): New macros.
37546         (TYPE_REF_CAN_ALIAS_ALL, TYPE_NEXT_PTR_TO, TYPE_NEXT_REF_TO): Likewise.
37547         (TREE_NO_UNSUED_WARNING, TREE_VIA_VIRTUAL, TREE_CONSTANT_OVERFLOW):
37548         Add check.
37550 2004-03-23  Roger Sayle  <roger@eyesopen.com>
37552         * fold-const.c (tree_expr_nonnegative_p): A&B is nonnegative when
37553         A is nonnegative or B is nonnegative.  Similarly A|B is nonnegative
37554         when both A and B are nonnegative.
37555         (tree_expr_nonzero_p): A|B is nonzero when A is nonzero or B is
37556         nonzero.
37558 2004-03-23  Kazu Hirata  <kazu@cs.umass.edu>
37560         * fold-const.c (fold): Remove cases for INTEGER_CST, REAL_CST,
37561         VECTOR_CST, STRING_CST, COMPLEX_CST, and CONSTRUCTOR.
37563 2004-03-23  Kazu Hirata  <kazu@cs.umass.edu>
37565         PR optimization/14669
37566         * fold-const.c (fold): Only unwiden integer comparisons for equality
37567         and inequality operators, or when the signedness doesn't change.
37569 2004-03-23  Jakub Jelinek  <jakub@redhat.com>
37571         * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
37572         * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Set.
37573         * config/sparc/t-linux: New file.
37575 2004-03-23  Richard Sandiford  <rsandifo@redhat.com>
37577         * gcse.c (can_assign_to_reg_p): New function, split out from...
37578         (want_to_gcse_p): ...here.
37579         (compute_ld_motion_mems): Use can_assign_to_reg_p to validate
37580         the rhs of a store.
37582 2004-03-22  Diego Novillo  <dnovillo@redhat.com>
37584         * c-typeck.c (same_translation_unit_p): Fix pasto.
37586 2004-03-22  David Edelsohn  <edelsohn@gnu.org>
37588         * params.def (PARAM_MAX_SCHED_REGION_BLOCKS): New.
37589         (PARAM_MAX_SCHED_REGION_INSNS): New.
37590         * sched-rgn.c: Include params.h
37591         (MAX_RGN_BLOCKS): Delete.
37592         (MAX_RGN_INSNS): Delete.
37593         (too_large): Return bool.  Convert to PARAM_VALUE.
37594         * Makefile.in (sched-rgn.o): Depend on $(PARAMS_H).
37595         * doc/invoke.texi (param): Document max-sched-region-blocks and
37596         max-sched-region-insns.
37598 2004-03-22  Joel Brobecker  <brobecker@gnat.com>
37600         * dwarf2out.c (is_subrange_type): Do not emit a subrange_type DIE
37601         for base types.
37603 2004-03-22  Joel Brobecker  <brobecker@gnat.com>
37605         * dwarf2out.c (is_subrange_type): Minor code rework. No behavior
37606         change.
37608 2004-03-22  Jakub Jelinek  <jakub@redhat.com>
37610         PR c/14069
37611         * c-decl.c (finish_struct): Change type of incorrect flexible array
37612         field into error_mark_node.
37614 2004-03-22  Andrew Pinski  <pinskia@physics.uc.edu>
37616         PR target/14580
37617         * config/rs6000/rs6000.c (symbol_ref_operand): Reject symbols
37618         who are not local for Darwin PIC.
37620 2004-03-22  Ulrich Weigand  <uweigand@de.ibm.com>
37622         * regrename.c (regrename_optimize): Set regs_ever_live for all
37623         registers introduced as replacement.
37625 2004-03-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
37627         PR middle-end/14470
37628         * expr.c (mark_queue): New function.
37629         (emit_insns_enqueued_after_mark): New function replacing
37630         emit_queue.  Clear the body of emitted queued insns.
37631         (emit_queue): Call emit_insns_enqueued_after_mark.
37632         (store_expr): Mark the increment queue on entry.  Emit
37633         only the incrementations queued when expanding the source.
37635 2004-03-22  Nathanael Nerode  <neroden@gcc.gnu.org>
37637         * configure.ac: Allow --disable-coverage-flags (for the future benefit
37638         of top level bootstrap, and consistency).  Reindent.
37639         * configure: Regenerate.
37641 2004-03-21  Kazu Hirata  <kazu@cs.umass.edu>
37643         * bt-load.c, builtins.c, cfghooks.c, cfgrtl.c, gcse.c,
37644         ggc-page.c, integrate.c, var-tracking.c, web.c: Remove
37645         unnecessary casts.
37647 2004-03-22  Danny Smith  <dannysmith@users.sourceforge.net>
37649         PR target/14291
37650         * gcov-io.h (gcov_truncate): Define ftruncate as _chsize for
37651         __MINGW32__.
37653 2004-03-21  Ulrich Weigand  <uweigand@de.ibm.com>
37655         * config/s390/s390.md ("*doloop_si"): Change predicate for operand 2
37656         to nonimmediate_operand.
37657         ("*doloop_di"): Likewise.
37659 2004-03-21  Alexandre Oliva  <aoliva@redhat.com>
37661         * real.h (struct real_value): Use the same type for all
37662         bitfields.  Rename exp to uexp.
37663         (REAL_EXP, SET_REAL_EXP): New accessor macros for uexp.
37664         Adjust all uses of exp...
37665         * builtins.c: ... here, ...
37666         * emit-rtl.c: ... here, and ...
37667         * real.c: ... and here.
37669 2004-03-21  Gabriel Dos Reis  <gdr@integrable-solutions.net>
37671         * pretty-print.c (pp_base_maybe_space): New function.
37672         * pretty-print.h (pp_base_maybe_space): Declare.
37673         (pp_maybe_space): New macro.
37675 2004-03-21  Ulrich Weigand  <uweigand@de.ibm.com>
37677         * config/s390/s390.md ("addti3", "subti3"): New insns and splitters.
37679 2004-03-21  Ulrich Weigand  <uweigand@de.ibm.com>
37681         * expmed.c (choose_mult_variant): Pass MULT_COST as argument instead
37682         of using register multiplication cost.
37683         (expand_mult): Adapt choose_mult_variant call.
37684         (expand_mult_highpart): Call choose_mult_variant with WIDER_MODE
37685         of MODE; pass appropriate cost bound.  Adjust result when
37686         performing signed multiplication by a negative constant.
37687         Don't use intermediate modes larger than word_mode.
37689 2004-03-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
37691         * alias.c (get_alias_set): Remove handling of PLACEHOLDER_EXPR.
37692         * emit-rtl.c (component_ref_for_mem_expr): Likewise.
37693         (set_mem_attributes_minus_bitpos): Call SUBSTITUTE_PLACEHOLDER_IN_EXPR.
37694         * explow.c (expr_size): Likewise.
37695         * expr.h (placeholder_list, find_placeholder): Deleted.
37696         * expr.c (store_constructor): Likewise.
37697         (get_inner_reference): Likewise.  Also don't call find_placeholder.
37698         (placeholder_list, find_placeholder): Deleted.
37699         (is_aligning_offset): Don't handle WITH_RECORD_EXPR, PLACEHOLDER_EXPR.
37700         (expand_expr_real, cases PLACEHOLDER_EXPR, WITH_RECORD_EXPR): Likewise.
37701         (highest_pow2_factor, case WITH_RECORD_EXPR): Remove.
37702         * dojump.c (do_jump, case WITH_RECORD_EXPR): Likewise.
37703         * dwarf2out.c (loc_descriptor_from_tree, case WITH_RECORD_EXPR):
37704         Likewise.
37705         * fold-const.c (invert_truthvalue, case WITH_RECORD_EXPR): Likewise.
37706         (extract_muldiv, case WITH_RECORD_EXPR): Likewise.
37707         * tree.c (expr_align, case WITH_RECORD_EXPR): Likewise.
37708         (contains_placeholder_p): Don't handle WITH_RECORD_EXPR.
37709         Clean up by using first_rtl_op.
37710         (substitute_in_expr): Use SUBSTITUTE_IN_EXPR for recursive call.
37711         (substitute_placeholder_in_expr): New function.
37712         * tree.def (WITH_RECORD_EXPR): Deleted.
37713         * tree.h (SUBSTITUTE_IN_EXPR, SUBSTITUTE_PLACEHOLDER_IN_EXPR): New.
37714         (substitute_placeholder_in_expr): New.
37716 2004-03-21  Andrew Pinski  <pinskia@gcc.gnu.org>
37718         * dojump.c (prefer_and_bit_test): Fix which part of
37719         the and_test is replaced.
37721 2004-03-21  Joseph S. Myers  <jsm@polyomino.org.uk>
37723         * frontends.texi: Add missing line.
37725 2004-03-21  Zack Weinberg  <zack@codesourcery.com>
37726             Chris Devers  <cdevers@pobox.com>
37727             Joseph S. Myers  <jsm@polyomino.org.uk>
37729         * doc/frontends.texi: Rewrite.
37730         * doc/gcc.texi: Update last modification date.
37732 2004-03-21  Josef Zlomek  <zlomekj@suse.cz>
37734         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Print the debug
37735         message before redirecting the edge.
37737 2004-03-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
37739         * emit-rtl.c (set_mem_attributes_minus_bitpos): Set MEM_POINTER
37740         flag.
37741         * explow.c (force_not_mem): Set REG_POINTER flag according to
37742         MEM_POINTER one.
37743         * rtl.h (MEM_POINTER): New macro.
37744         (struct rtx_def): Use integrated for MEM_SCALAR_P and frame_related
37745         for MEM_POINTER.
37747 2004-03-20  Roger Sayle  <roger@eyesopen.com>
37749         PR target/13889
37750         * cse.c (fold_rtx): Avoid substituting constants into unary
37751         conversion operations.
37753 2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
37755         * fold-const.c (fold): Replace "expr" with "t".
37757 2004-03-20  Ian Lance Taylor  <ian@wasabisystems.com>
37759         PR c/12373
37760         * c-typeck.c (tagged_types_tu_compatible_p): Don't use
37761         DECL_ORIGINAL_TYPE if there isn't one.
37763 2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
37765         * fold-const.c (fold): Replace "final_type" with "type".
37766         Remove variable "final_type".
37768 2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
37770         * fold-const.c (fold): Constify "type".
37771         Replace "TREE_TYPE (t)" with "type".
37773 2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
37775         * bb-reorder.c, bt-load.c, c-decl.c, cfgcleanup.c, coverage.c,
37776         dwarf2asm.c, ifcvt.c, stor-layout.c, varasm.c: Replace calls
37777         via (*targetm.foo) () with targetm.foo ().
37779 2004-03-20  Joseph S. Myers  <jsm@polyomino.org.uk>
37781         PR other/14630
37782         * doc/install.texi: Add info directory category and entry.
37784 2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
37786         * fold-const.c (fold): Replace "t" with "tem" where it is used
37787         as a temporary variable.  Remove "orig_t" and all of its uses.
37789 2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
37791         * fold-const.c (fold): Remove variable "invert".
37792         Move the handling of relational expressions that can be folded
37793         to a constant ...
37794         (fold_relational_const): ... here.
37795         (tree_expr_nonzero_p): New.
37797 2004-03-20  Joseph S. Myers  <jsm@polyomino.org.uk>
37799         PR c/14635
37800         * builtins.def (nan, nanf, nanl, nans, nansf, nansl): Change to
37801         DEF_GCC_BUILTIN.
37803 2004-03-20  Richard Sandiford  <rsandifo@redhat.com>
37805         * Makefile.in (dojump.o): Depend on $(GGC_H) and dojump.h.
37806         (GTFILES): Add $(srcdir)/dojump.h.
37807         (gt-dojump.h): New dependency.
37808         * dojump.c (and_reg, and_test, shift_test): New static variables.
37809         (prefer_and_bit_test): New function.
37810         (do_jump): Use it to choose between (X & (1 << C)) and (X >> C) & 1.
37812 2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
37814         * c-common.c, cfgcleanup.c, cgraphunit.c, c-pretty-print.c,
37815         expmed.c, ggc-common.c, jump.c, passes.c, recog.c, regmove.c,
37816         reorg.c, tree.h: Fix comment typos.
37818 2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
37820         * alias.c, attribs.c, bt-load.c, builtins.c, c-common.c,
37821         c-decl.c, c-objc-common.c, c-typeck.c, calls.c, cfglayout.c,
37822         cse.c, dbxout.c, dwarf2out.c, except.c, final.c,
37823         haifa-sched.c, integrate.c, passes.c, rtlanal.c, sched-rgn.c,
37824         sched-vis.c, simplify-rtx.c, stor-layout.c, tree.c, varasm.c,
37825         vmsdbgout.c: Replace calls via (*targetm.foo) () with
37826         targetm.foo ().
37828 2004-03-19  Ziemowit Laski  <zlaski@apple.com>
37830         * config/rs6000/altivec.h (vec_dst, vec_dstst, vec_dststt,
37831         vec_dstt, vec_sld, vec_splat): Add prototypes, marked with
37832         always_inline attribute.
37833         * config/rs6000/rs6000.c (altivec_expand_dst_builtin):
37834         Treat expansion as completed even if literal argument is
37835         invalid (so that other expansions are not tried in vain).
37837 2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
37839         * loop-doloop.c (add_test): Replace GEN_INT (0) with
37840         const0_rtx.
37842 2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
37844         * fold-const.c (fold) <ABS_EXPR>: Move the handling of constants
37845         ...
37846         (fold_abs_const): ... here.
37848 2004-03-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
37850         * tree.h (TYPE_ARRAY_MAX_SIZE): Use type.maxval directly.
37852 2004-03-19  Denis Chertykov  <denisc@overta.ru>
37854         PR target/11520
37855         * config/avr/avr.md ("call_insn"): Handle explicit integer
37856         specially.
37857         (call_value_insn): Likewise.
37859 2004-03-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
37861         * tree.c (substitute_in_expr): Rewrite to simplify and be more generic.
37863 2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
37865         * fold-const.c (negate_expr): Move the handling of constants
37866         ...
37867         (fold_negate_const): ... here.
37869 2004-03-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
37871         * langhooks-def.h (LANG_HOOKS_HASH_TYPES): New macro and hook.
37872         * langhooks.h (struct lang_hooks_for_types): New field hash_types.
37873         * tree.c (debug_no_type_hash): Deleted.
37874         (type_hash_canon): Abort if passed a variant.
37875         Check lang_hooks.types.hash_types.
37876         (build_type_no_quals): Copy mode of POINTER_TYPE and REFERENCE_TYPE.
37877         (build_array_type): Remove unnecessary allocation of pointer type.
37878         (build_complex_type): Properly qualify resulting type.
37880 2004-03-19  Paolo Bonzini  <bonzini@gnu.org>
37882         * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo.
37884 2004-03-19  Richard Sandiford  <rsandifo@redhat.com>
37886         * expmed.c (choose_mult_variant, expand_mult_const): New, split from...
37887         (expand_mult): ...here.
37888         (extract_high_half): New, split out from expand_mult_highpart.
37889         (expand_highpart_optab): Likewise.  Don't clobber target prematurely.
37890         (expand_highpart): Evaluate the cost of a shift/add sequence,
37891         then see if any of the specialized optabs are cheaper.
37893 2004-03-18  Ian Lance Taylor  <ian@wasabisystems.com>
37895         * mklibgcc.in: Remove obsolete MAYBE_USE_COLLECT2.
37897 2004-03-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
37899         * convert.c (convert_to_real): Add more math builtins.
37901 2004-03-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
37903         * convert.c (convert_to_real): Reformat using switch stmt.
37905 2004-03-18  Mark Mitchell  <mark@codesourcery.com>
37907         * c-common.c (pointer_int_sum): Do not complain about using
37908         pointers to pointers-to-members.
37910 2004-03-18  Kazu Hirata  <kazu@cs.umass.edu>
37912         * system.h (MD_ASM_CLOBBERS): Move to "Old target macros that
37913         have moved to the target hooks structure".
37915 2004-03-18  James E Wilson  <wilson@specifixinc.com>
37917         * config/mips/mips.md (type): Split move into arith and fmove.  Split
37918         hilo into mthilo and mfhilo.  Add trap.  Delete icmp.  Fix all uses.
37919         * config/mips/5400.md (ir_vr54_hilo, ir_vr54_arith, ir_vr54_fabs):
37920         Likewise.
37921         * config/mips/5500.md (ir_vr55_hilo, ir_vr55_arith, ir_vr55_fabs):
37922         Likewise.
37923         * config/mips/7000.md (rm7_int_other, rm7_mthilo, rm7_mfhilo,
37924         rm7_fp_quick): Likewise.
37925         * config/mips/9000.md (rm9k_int, rm9k_mfhilo, rm9k_mthilo,
37926         rm9k_fquick): Likewise.
37927         * config/mips/sr71k.md (ir_sr70_hilo, ir_sr70_arith, ir_sr70_fabs):
37928         Likewise.
37929         (ir_sr70_icmp): Delete.
37931 2004-03-18  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
37933         * tree.h (TREE_CHECK2, TREE_CHECK3, TREE_CHECK5): New macros.
37934         (tree_check2_failed, tree_check3_failed, tree_check5_failed): New decl.
37935         (FUNC_OR_METHOD_CHECK, SET_ARRAY_OR_VECTOR_CHECK): New macros.
37936         (REC_OR_UNION_CHECK, NUMERICAL_TYPE_CHECK): Likewise.
37937         (TYPE_VALUES, TYPE_DOMAIN, TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD):
37938         Protect with proper check.
37939         (TYPE_ARG_TYPES, TYPE_METHOD_BASETYPE, TYPE_OFFSET_BASETYPE): Likewise.
37940         (TYPE_MIN_VALUE, TYPE_MAX_VALUE): Likewise.
37941         * tree.c (type_hash_eq): Rewrite to access proper fields for each type.
37942         (tree_check2_failed, tree_check3_failed, tree_check5_failed): New.
37943         * c-typeck.c (build_array_ref): Use TYPE_DOMAIN, not TYPE_VALUES.
37944         * dwarf2out.c (gen_enumeration_type_die): Use TYPE_VALUES,
37945         not TYPE_FIELDS.
37946         * stor-layout.c (set_sizetype): Use TYPE_ORIG_SIZE_TYPE.
37948 2004-03-18  Mostafa Hagog  <mustafa@il.ibm.com>
37950         * gcse.c (eliminate_partially_redundant_loads): Reject change if
37951         dest is set between beginning and current insn.
37953 2004-03-18  Mark Mitchell  <mark@codesourcery.com>
37955         * c-decl.c (grokdeclarator): Do not complain about redeclaring
37956         visible "static" identifiers "extern" in a local scope.
37957         * dwarf2out.c (loc_descriptor_from_tree): Handle pre- and
37958         post-increments/decrements.
37960 2004-03-18  Bob Wilson  <bob.wilson@acm.org>
37962         * config/xtensa/xtensa.c (current_function_arg_words): Delete.
37963         (xtensa_builtin_saveregs): Use current_function_args_info.arg_words.
37964         (xtensa_va_start): Remove assignment to current_function_arg_words.
37966 2004-03-18  Richard Sandiford  <rsandifo@redhat.com>
37968         * alias.c (record_set): Detect the case where a register is assigned
37969         a new value that has the same base term as the old one.
37971 2004-03-18  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
37973         * doloop.c: Removed.
37974         * loop-doloop.c: New file.
37975         * Makefile.in (doloop.o): Remove.
37976         (loop-doloop.o): New.
37977         * cfgloop.h (get_loop_level, doloop_optimize_loops): Declare.
37978         * cfgloopanal.c (get_loop_level): New function.
37979         * loop-iv.c (iv_number_of_iterations): Handle case when loop
37980         is leaved immediatelly.
37981         * loop.c (strength_reduce): Do not call doloop optimization.
37982         * loop.h (LOOP_BCT): Removed.
37983         * passes.c (rest_of_handle_loop_optimize): Do not use LOOP_BCT.
37984         (rest_of_handle_loop2): Call doloop_optimize_loops.
37985         (rest_of_compilation): Test for optimizations moved to
37986         rest_of_handle_loop2.
37988 2004-03-17  Fariborz Jahanian <fjahanian@apple.com>
37990         * config/rs6000/rs6000.c (rs6000_stack_info): correct reg_size
37991         for mixed mode.
37992         (rs6000_emit_prologue): Ditto.
37993         (rs6000_emit_epilogue): Ditto.
37994         * config/rs6000/rs6000.h: Definition of DWARF_CIE_DATA_ALIGNMENT
37995         macro for mixed mode.
37997 2004-03-18  Jan Hubicka  <jh@suse.cz>
37999         * predict.c (propagate_freq): Compute correctly frequency of
38000         EXIT_BLOCK.
38002 2004-03-17  Eric Christopher  <echristo@redhat.com>
38004         * builtins.c (apply_args_size): Use reg_raw_mode.
38005         (apply_result_size): Ditto.
38007 2004-03-17  Ralf Corsepius <corsepiu@faw.uni-ulm.de>
38009         PR target/14620
38010         * config/rtems.h: Add STD_LIB_SPEC and LIB_SPEC.
38012 2004-03-17  Jakub Jelinek  <jakub@redhat.com>
38014         * config/rs6000/t-linux64 (bispecs): Don't add -mlong-double-128 for
38015         32-bit builds when defaulting to 32-bit.
38017 2004-03-17  Jan Hubicka  <jh@suse.cz>
38019         * cfgrtl.c (rtl_create_basic_block): Pre-allocate basic_block_info
38020         array.
38022 2004-03-17  James E Wilson  <wilson@specifixinc.com>
38024         * config/mips/mips.md (zero_extendsidi2): Add length attribute.
38025         (hazard_nop): Change type to nop.
38026         (type): Split arith into arith, shift, slt, clz.  Delete darith.
38027         Fix all uses.  Change arith to multi if more than one insn emitted.
38028         * config/mips/5400.md (ir_vr54_arith): Likewise.
38029         * config/mips/5500.md (ir_vr55_arith): Likewise.
38030         * config/mips/7000.md (rm7_int_other): Likewise.
38031         * config/mips/9000.md (rm9k_int): Likewise.
38032         * config/mips/sr71k.md (ir_sr70_arith): Likewise.
38034 2004-03-17  Joel Brobecker  <brobecker@gnat.com>
38036         * dwarf2out.c (subrange_type_die): Define new variable "subtype"
38037         to hold the subtype tree instead of recomputing it several times.
38039 2004-03-17  Kazu Hirata  <kazu@cs.umass.edu>
38041         * config/mn10300/mn10300.c (notice_update_cc): Don't handle
38042         CC_INVERT.
38043         * config/mn10300/mn10300.md (cc): Remove "invert".
38045 2004-03-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
38047         * builtins.c (integer_valued_real_p): Add builtin rint.
38048         (fold_builtin): Likewise.
38049         * convert.c (convert_to_real): Likewise.
38051         * convert.c (convert_to_real): Fix typos in `long double'
38052         builtins.
38054 2004-03-16  Mark Mitchell  <mark@codesourcery.com>
38056         PR c++/14481
38057         * fold-const.c (fold): Set TREE_NO_UNUSED_WARNING on implicitly
38058         generated COMPOUND_EXPRs.
38060 2004-03-16  Ralf Corsepius <corsepiu@faw.uni-ulm.de>
38062         * config/h8300/t-rtems (h8300-*-rtems*): New.
38064 2004-03-16  Eric Christopher  <echristo@redhat.com>
38066         * doc/cppopts.texi(fwide-exec-charset): Fix typo.
38068 2004-03-16  Kazu Hirata  <kazu@cs.umass.edu>
38070         * config/i386/i386-protos.h: Add a prototype for
38071         ix86_reverse_condition.
38072         * config/i386/i386.c (ix86_reverse_condition): New.
38073         * config/i386/i386.h (REVERSE_CONDITION): Use
38074         ix86_reverse_condition.
38075         * config/i386/i386.md: Use ix86_reverse_condition instead of
38076         REVERSE_CONDITION.
38078 2004-03-16  J. Brobecker  <brobecker@gnat.com>
38080         * dwarf2out.c (loc_descriptor_from_tree): Add handling for MIN_EXPR.
38082 2004-03-16  Nathanael Nerode  <neroden@gcc.gnu.org>
38084         PR bootstrap/12974
38085         * Makefile.in: Pass $(INCLUDES) down to libgcc.mk explicitly.
38087 2004-03-16  Paolo Bonzini  <bonzini@gnu.org>
38089         * c-common.c (c_common_type_for_mode): Build vector types on
38090         demand.
38091         (handle_mode_attribute): Deprecate using the mode attribute
38092         to create vector types.  Fix indentation.
38093         (vector_type_node_list): Remove.
38094         (handle_vector_size_attribute): Create vector types on demand.
38095         Strip a NON_LVALUE_EXPR from the attribute if there is one.
38096         * c-typeck.c (comptypes): Make vector types compatible if they
38097         have the same underlying mode.
38098         (convert_for_assignment): Use comptypes to convert between
38099         vector types.
38100         * tree.c (build_common_tree_nodes_2): Do not create vector types.
38101         * config/arm/arm.c (arm_init_iwmmxt_builtins): Create necessary
38102         vector types.
38103         * tree.h: Remove vector types.
38104         * config/i386/i386.c (i386_init_mmx_sse_builtins): Likewise.
38105         * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
38106         (V16QI_type_node, V2SI_type_node, V2SF_type_node, V4HI_type_node,
38107         V4SI_type_node, V4SF_type_node, V8HI_type_node): New globals.
38108         * doc/extend.texi (Vector Types): Document how to use the
38109         vector_size attribute to create vectors, rather than mode.
38111         * config/arm/mmintrin.h: Use vector_size attribute, not mode.
38112         * config/i386/emmintrin.h: Likewise.
38113         * config/i386/mmintrin.h: Likewise.
38114         * config/i386/xmmintrin.h: Likewise.
38115         * config/sh/ushmedia.h: Likewise.
38117 2004-03-16  Kazu Hirata  <kazu@cs.umass.edu>
38119         * config/freebsd-spec.h, config/arc/arc-protos.h,
38120         config/arm/aout.h, config/arm/elf.h, config/arm/freebsd.h,
38121         config/arm/linux-gas.h, config/arm/semi.h,
38122         config/cris/cris-protos.h, config/i386/xm-djgpp.h,
38123         config/ia64/freebsd.h, config/mips/7000.md,
38124         config/mips/9000.md, config/ns32k/ns32k-protos.h,
38125         config/sparc/pbd.h: Update copyright.
38127 2004-03-16  Ralf Corsepius <corsepiu@faw.uni-ulm.de>
38129         PR target/14577
38130         * config.gcc: Switch sh-*-rtems* to ELF.  Add sh-*-rtemscoff.
38132 2004-03-16  Paolo Bonzini  <bonzini@gnu.org>
38134         * combine.c (combine_simplify_rtx): Remove the "last"
38135         parameter and its documentation.  Adjust recursive calls.
38136         (simplify_logical): Always perform the only simplification
38137         controlled by "last", if the simplified expression is
38138         actually different.
38139         (try_combine): Do not pass the "last" parameter to
38140         combine_simplify_rtx.
38142 2004-03-16  Richard Sandiford  <rsandifo@redhat.com>
38144         PR target/14599
38145         * config/mips/mips.md (UNSPEC_GP): New constant.
38146         * config/mips/mips.c (CONST_GP_P): Expect the CONST to contain
38147         an UNSPEC instead of (reg $gp).
38148         (mips16_gp_pseudo_reg): Change accordingly.
38149         (print_operand): Print $gp directly when handling CONST_GP_P.
38151 2004-03-16  Richard Zidlicky  <rz@linux-m68k.org>
38153         * config.gcc, config/m68k/linux.h: Implement with-cpu for m68k-linux.
38154         * longlong.h: Make code 68060 clean when compiling for m68060.
38156 2004-03-16  Richard Zidlicky  <rz@linux-m68k.org>
38158         * config/m68k/m68k.md: Fix constraints for bitfield instructions.
38159         * doc/md.texi: Clarify description of "i" constraint.
38161 2004-03-15  James E Wilson  <wilson@specifixinc.com>
38163         * config/mips/mips.md (type): Split load into load, fpload, fpidxload.
38164         Split store into store, fpstore, fpidxstore.  Fix all uses.
38165         * config/mips/5400.md (ir_vr54_load, ir_vr54_store, ir_vr54_fstore):
38166         Likewise.
38167         * config/mips/5500.md (ir_vr55_load, i5_vr55_store): Likewise.
38168         * config/mips/7000.md (rm7_ld, rm7_st): Likewise.
38169         * config/mips/9000.md (rm9k_load, rm9k_store): Likewise.
38170         * config/mips/sr71k.md (ir_sr70_load, ir_sr70_store, ir_sr70_fload,
38171         ir_sr70_fstore): Likewise.
38173 2004-03-15  Richard Henderson  <rth@redhat.com>
38175         PR middle-end/14535
38176         * except.c (collect_one_action_chain): Record action for cleanup
38177         outer of exception spec.
38179 2004-03-15  Ian Lance Taylor  <ian@wasabisystems.com>
38181         * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
38182         Fix the check for abort and only do the mmap if we can.
38184 2004-03-15  Eric Botcazou  <ebotcazou@act-europe.fr>
38186         * config/sparc/sparc.h: Rework comments about the code model
38187         in 64-bit environment and the mode 'Pmode'.
38188         * doc/invoke.texi (SPARC options): Rework description of the
38189         different code models supported in 64-bit environment.
38191 2004-03-15  Kazu Hirata  <kazu@cs.umass.edu>
38193         * defaults.h (REVERSIBLE_CC_MODE): Define.
38194         * jump.c (reversed_comparison_code_parts): Don't check if
38195         REVERSIBLE_CC_MODE is defined.
38197 2004-03-15  Kazu Hirata  <kazu@cs.umass.edu>
38199         * c-incpath.c, c-incpath.h, c-pch.c, c.opt, cppexp.c,
38200         et-forest.h, genattr.c, ggc-none.c, hosthooks-def.h,
38201         hosthooks.h, params.h, ra-colorize.c, web.c,
38202         config/darwin-c.c, config/alpha/freebsd.h, config/arm/pe.c,
38203         config/avr/avr-protos.h, config/avr/avr.md,
38204         config/fr30/fr30-protos.h, config/fr30/fr30.md,
38205         config/h8300/fixunssfsi.c, config/i386/darwin.h,
38206         config/i386/freebsd.h, config/i386/freebsd64.h,
38207         config/ia64/hpux.h, config/ia64/unwind-ia64.c,
38208         config/ip2k/libgcc.S, config/m32r/xm-m32r.h,
38209         config/mmix/mmix-modes.def, config/ns32k/netbsd.h,
38210         config/ns32k/ns32k.md, config/pa/pa64-hpux.h,
38211         config/pa/pa64-regs.h, config/rs6000/aix41.h,
38212         config/rs6000/aix43.h, config/rs6000/host-darwin.c,
38213         config/sparc/aout.h, config/sparc/freebsd.h,
38214         config/sparc/litecoff.h, config/vax/vax-protos.h,
38215         doc/hostconfig.texi, doc/include/gcc-common.texi: Update
38216         copyright.
38218 2004-03-15  Paul Brook  <paul@codesourcery.com>
38220         * config/arm/arm.c (thumb_expand_prologue): Tie prologue insns to fp.
38222 2004-03-15  Gabriel Dos Reis  <gdr@integrable-solutions.net>
38224         * c-pretty-print.c (pp_c_semicolon): Fix formatting.
38225         (pp_c_cv_qualifier): Document.
38226         (pp_c_space_for_pointer_operator): Likewise.
38227         (pp_c_integer_constant): Likewise.
38228         (pp_c_identifier): Likewise.
38229         (pp_c_init_declarator): Don't print function body.
38231 2004-03-14  Joseph S. Myers  <jsm@polyomino.org.uk>
38233         * doc/contrib.texi, doc/extend.texi, doc/gcov.texi,
38234         doc/install.texi, doc/invoke.texi, doc/makefile.texi,
38235         doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi: Capitalize
38236         "gcc", "g++" and "g77" or mark up with appropriate markup.  Adjust
38237         wording and grammar.
38239 2004-03-14  Roger Sayle  <roger@eyesopen.com>
38241         * alias.c (get_alias_set): Replace calls via (*lang_hooks.foo) ()
38242         with lang_hooks.foo ().
38243         * builtins.c (expand_builtin_va_arg): Likewise.
38244         * c-common.c (fname_as_string, c_common_truthvalue_conversion,
38245         c_common_type_for_mode, c_common_nodes_and_builtins,
38246         handle_mode_attribute, handle_vector_size_attribute): Likewise.
38247         * c-convert.c (convert): Likewise.
38248         * c-format.c (check_format_types): Likewise.
38249         * c-objc-common.c (c_tree_printer): Likewise.
38250         * c-typeck.c (build_unary_op, build_conditional_expr,
38251         build_binary_op): Likewise.
38252         * calls.c (try_to_integrate, expand_call,
38253         emit_library_call_value_1): Likewise.
38254         * cgraph.c (cgraph_node_name, cgraph_function_possibly_inlined_p):
38255         Likewise.
38256         * cgraphunit.c (record_call_1, cgraph_analyze_function,
38257         cgraph_expand_function): Likewise.
38258         * convert.c (convert_to_pointer, convert_to_integer): Likewise.
38259         * coverage.c (build_fn_info_type, build_ctr_info_type,
38260         build_gcov_info, create_coverage): Likewise.
38261         * dbxout.c (dbxout_init): Likewise.
38262         * diagnostic.c (diagnostic_report_current_function): Likewise.
38263         * dojump.c (do_jump): Likewise.
38264         * dwarf2out.c (dwarf2_name): Likewise.
38265         * except.c (init_eh): Likewise.
38266         * explow.c (expr_size, int_expr_size): Likewise.
38267         * expmed.c (make_tree, const_mult_add_overflow_p, expand_mult_add):
38268         Likewise.
38269         * expr.c (store_expr, store_constructor, safe_from_p,
38270         expand_expr_real, do_store_flag, try_casesi): Likewise.
38271         * function.c (push_function_context_to, pop_function_context_from,
38272         free_after_parsing, assign_stack_local_1, assign_stack_temp_for_type,
38273         put_var_into_stack, allocate_struct_function, current_function_name):
38274         Likewise.
38275         * integrate.c (copy_decl_for_inlining, expand_inline_function):
38276         Likewise.
38277         * langhooks.c (lhd_clear_binding_stack, write_global_declarations,
38278         lhd_print_error_function): Likewise.
38279         * opts.c (handle_option, decode_options): Likewise.
38280         * passes.c (open_dump_file): Likewise.
38281         * print-tree.c (print_node): Likewise.
38282         * stmt.c (expand_fixup, fixup_gotos, expand_asm_operands,
38283         expand_decl_cleanup, emit_case_nodes): Likewise.
38284         * stor-layout.c (variable_size): Likewise.
38285         * toplev.c (announce_function, wrapup_global_declarations,
38286         check_global_declarations, compile_file, default_tree_printer,
38287         process_options, lang_dependent_init, finalize): Likewise.
38288         * tree-dump.c (dequeue_and_dump): Likewise.
38289         * tree-inline.c (remap_decl, remap_block, copy_body_r,
38290         initialize_inlined_parameters, declare_return_variable,
38291         inlinable_function_p, expand_call_inline, optimize_inline_calls,
38292         walk_tree, copy_tree_r): Likewise.
38293         * tree-optimize.c (tree_rest_of_compilation): Likewise.
38294         * tree.c (decl_assembler_name, tree_size, size_in_bytes, staticp,
38295         unsafe_for_reeval, get_unwidened, get_narrower, get_callee_fndecl,
38296         variably_modified_type_p, dump_tree_statistics): Likewise.
38297         * varasm.c (assemble_variable, compare_constant, copy_constant,
38298         force_const_mem, compute_reloc_for_constant, output_constant,
38299         output_addressed_constants, initializer_constant_valid_p): Likewise.
38301 2004-03-14  Kelley Cook  <kcook@gcc.gnu.org>
38303         * doc/install.texi: Make autoconf 2.13 the exception, not the rule.
38305 2004-03-14  Andreas Tobler  <a.tobler@schweiz.ch>
38307         * doc/install.texi: Reflect autoconf and automake version for
38308         libffi. Update autoconf version to 2.59.
38310 2004-03-13  Roger Sayle  <roger@eyesopen.com>
38312         * fold-const.c (negate_expr, operand_equal_for_comparison_p,
38313         optimize_bit_field_compare, decode_field_reference, all_ones_mask_p,
38314         make_range, build_range_check, fold_range_test, unextend,
38315         constant_boolean_node, fold_binary_op_with_conditional_arg,
38316         fold_truthop, fold_mathfn_compare, fold_inf_compare,
38317         fold_single_bit_test, fold): Replace calls via (*lang_hooks.foo) ()
38318         with lang_hooks.foo ().
38320 2004-03-14  Richard Earnshaw  <rearnsha@arm.com>
38322         * arm.h (EXTRA_CONSTRAINT_STR_ARM): Update comment.
38324 2004-03-13  Dara Hazeghi  <dhazeghi@yahoo.com>
38326         * doc/install.texi: Note status of -fnew-ra.
38328 2004-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
38330         PR middle-end/14470
38331         * expr.c (store_expr): Call emit_queue before generating the move
38332         from the temporary to the original target.  Protect the temporary
38333         from emit_queue.
38335 2004-03-13  Jakub Jelinek  <jakub@redhat.com>
38337         PR target/14533
38338         * config/s390/s390.c (legitimize_pic_address): Don't abort on UNSPEC
38339         other than UNSPEC_GOTOFF.
38341 2004-03-13  Richard Earnshaw  <rearnsha@arm.com>
38343         * arm.c (arm_legitimate_address_p): New argument, OUTER.  Pass through
38344         to arm_legitimate_index_p.  Update all callers with SET as default
38345         value.
38346         (arm_legitimate_index_p): New argument, OUTER.  Restrict the index
38347         range if OUTER is a sign-extend operation on QImode.  Correctly
38348         reject shift operations on sign-extended QImode addresses.
38349         (bad_signed_byte_operand): Delete.
38350         (arm_extendqisi_mem_op): New function.
38351         * arm.h (EXTRA_CONSTRAINT_ARM): Delete.  Replace with...
38352         (EXTRA_CONSTRAINT_STR_ARM): ... this.  Handle extended address
38353         constraints.
38354         (CONSTRAINT_LEN): New.
38355         (EXTRA_CONSTRAINT): Delete.  Replace with...
38356         (EXTRA_CONSTRAINT_STR): ... this.
38357         (PREDICATE_CODES): Remove bad_signed_byte_operand.
38358         * arm.md (extendqihi_insn): Use new constraint Uq.  Rework.  Length
38359         is now always default.
38360         (define_splits for bad sign-extend loads): Delete.
38361         (arm_extendqisi, arm_extendqisi_v5): Likewise.
38362         * arm/vfp.md (arm_movsi_vfp, arm_movdi_vfp, movsf_vfp, movdf_vfp):
38363         Rework 'U' constraint to 'Uv'.
38364         * arm-protos.h: Remove bad_signed_byte_operand.  Add
38365         arm_extendqisi_mem_op.
38366         * doc/md.texi (ARM constraints): Rename VFP constraint (now Uv).
38367         Add Uq constraint.
38369 2004-03-13  Alan Modra  <amodra@bigpond.net.au>
38371         * config/rs6000/rs6000.c (rs6000_va_arg): Replace SPLIT_COMPLEX_ARGS
38372         with targetm version.
38374         PR target/14567
38375         * config/rs6000/rs6000.h (UNITS_PER_ARG, RS6000_ARG_SIZE): Delete.
38376         (HARD_REGNO_MODE_OK): Disallow TFmode for fp31.
38377         * config/rs6000/rs6000.c (rs6000_arg_size): New function.
38378         Update all users of RS6000_ARG_SIZE.
38379         (function_arg_advance): Count fregno using mode size.
38380         (function_arg): Handle long double split over regs and memory.
38381         (function_arg_partial_nregs): Likewise.
38382         (rs6000_va_arg): Repackage complex args.
38384 2004-03-13  Dean Ferreyra <dferreyra@igc.org>
38386         PR target/14047
38387         * config/avr/avr.c (avr_progmem_p): Add "attributes" parameter.
38388         (avr_insert_attributes): Pass "attributes" to avr_progmem_p.
38389         * config/avr/avr-protos.h (avr_progmem_p): Change prototype.
38391 2004-03-12  Jakub Jelinek  <jakub@redhat.com>
38393         * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Add
38394         prototype.
38395         * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): New.
38396         * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Define.
38398 2004-03-12  Andrew Pinski  <apinski@apple.com>
38400         * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
38401         Use ret instead of result. Use addr instead of base.
38403 2004-03-12  David Edelsohn  <edelsohn@gnu.org>
38405         * doc/install.texi (*-ibm-aix*): Document assembler and achiver
38406         fixes required by libstdc++ and update installation instructions
38407         for libstdc++.a.
38409 2004-03-12  Danny Smith  <dannysmith@users.sourceforge.net>
38411         * config/i386/winnt.c (i386_pe_strip_name_encoding_full): Strip
38412         leading '@' on fastcall symbols before stripping suffix.
38414 2004-03-12  Roger Sayle  <roger@eyesopen.com>
38416         * combine.c (unmentioned_reg_p): New function to check whether an
38417         expression is a "specialization" of another, i.e. that there are
38418         no registers or memory references mentioned in the first that don't
38419         appear in the second.
38420         (unmentioned_reg_p_1): New helper subroutine of unmentioned_reg_p.
38421         (combine_instructions): Also try combining instructions using the
38422         REG_EQUAL note from a preceding log-linked instruction.
38424 2004-03-12  Roger Sayle  <roger@eyesopen.com>
38426         * config/i386/i386.c (ix86_split_ashrdi): Optimize shift by 63.
38428 2004-03-12  Matt Austern  <austern@apple.com>
38430         * target.h (struct gcc_target): New target hook, unwind_label.
38431         * target-def.h (TARGET_ASM_EMIT_UNWIND_LABEL): New hook.
38432         * output.h (default_emit_unwind_label): New function.
38433         * default.h (TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY): New macro.
38434         (TARGET_USES_WEAK_UNWIND_INFO): New target macro.
38435         (TARGET_SUPPORTS_HIDDEN): New target macro.
38436         * dwarf2out.c (struct dw_fde_struct): Add field for function decl
38437         that corresponds to this FDE.
38438         (FRAME_BEGIN_LABEL): Allow target to override default label.
38439         (output_call_frame_info): If FDEs are linknonce, then use extra
38440         indirection for FDE encoding, output a label for each FDE, and
38441         output an empty label for each function without an FDE.
38442         (dwarf2out_begin_prologue): Set up decl field when creating an FDE.
38443         * varasm.c (globalize_decl): Call ASM_MAKE_LABEL_LINKONCE for
38444         decls with DECL_ONE_ONLY set, if that macro is defined.
38445         (make_decl_one_only): Don't use DECL_COMMON if we're compiling
38446         for a SUPPORTS_ONE_ONLY target.
38447         * config/darwin-protos.h (darwin_unique_section): Declare.
38448         (darwin_asm_named_section): Likewise.
38449         (darwin_section_type_flags): Likewise.
38450         (darwin_non_lazy_pcrel): Likewise.
38451         (darwin_emit_unwind_label): Likewise.
38452         (darwin_make_decl_one_only): Likewise.
38453         * config/darwin.c (machopic_finish): Get rid of tweak that
38454         eliminate stubs for symbols that are defined.
38455         (darwin_encode_section_info): Don't treat weak functions as defined.
38456         (darwin_make_decl_one_only): Define.
38457         (darwin_asm_named_section): Likewise.
38458         (darwin_section_type_flags): Likewise.
38459         (darwin_unique_section): Likewise.
38460         (darwin_emit_unwind_label): Likewise.
38461         (darwin_non_lazy_pcrel): Likewise.
38462         (darwin_asm_output_dwarf_delta): Difference between two labels is
38463         local only if both labels are local.
38464         * config/darwin.h (MAKE_DECL_ONE_ONLY): Define.
38465         (ASM_MAKE_LABEL_LINKONCE): Likewise.
38466         (TARGET_SUPPORTS_HIDDEN): Likewise.
38467         (TARGET_USES_WEAK_UNWIND_INFO): Likewise.
38468         (TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY): Likewise.
38469         (FRAME_BEGIN_LABEL): Likewise.
38470         (ASM_DECLARE_OBJECT_NAME): Make references to weak symbols indirect.
38471         (ASM_DECLARE_FUNCTION_NAME): Likewise.
38472         (darwin_eh_frame_section): Give __eh_frame section the coalesced flag.
38473         (TARGET_ASM_UNIQUE_SECTION): Define.
38474         (EH_FRAME_SECTION_NAME): Define.
38475         (EH_FRAME_SECTION_ATTR): Likewise.
38476         (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
38477         (TARGET_ASM_NAMED_SECTION): Likewise.
38478         (TARGET_SECTION_TYPE_FLAGS): Likewise.
38479         * doc/tm.texi: Document TARGET_USES_WEAK_UNWIND_INFO,
38480         TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY, TARGET_SUPPORTS_HIDDEN,
38481         TARGET_ASM_EMIT_UNWIND_LABEL.
38483 2004-03-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
38485         * builtins.c (expand_builtin_mathfn): Add pow10* to the
38486         existing exp10* case.
38487         (expand_builtin): Likewise.
38489 2004-03-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
38491         * doc/tm.texi (registers) <Values in Registers>: Add
38492         entry for REGMODE_NATURAL_SIZE.
38494 2004-03-12  Richard Henderson  <rth@redhat.com>
38496         PR target/14547
38497         * target.h (struct gcc_target): Move calls substructure before
38498         booleans.  Add split_complex_arg.
38499         * function.c (assign_parms, split_complex_args): Use it.
38500         * calls.c (expand_call): Likewise.
38501         (split_complex_values): Likewise.  Check for splittable types
38502         before allocating memory.
38503         (split_complex_types): Likewise.
38504         * system.h (SPLIT_COMPLEX_ARGS): Poison.
38505         * expr.h (SPLIT_COMPLEX_ARGS): Remove.
38506         * target-def.h (TARGET_SPLIT_COMPLEX_ARG): New.
38507         * config/alpha/alpha.c (alpha_split_complex_arg): New.
38508         (TARGET_SPLIT_COMPLEX_ARG): New.
38509         * config/alpha/alpha.h (SPLIT_COMPLEX_ARGS): Remove.
38510         * config/rs6000/rs6000.c (TARGET_SPLIT_COMPLEX_ARG): New.
38511         (rs6000_override_options): Zap it for non-AIX.
38512         (rs6000_function_value): Use targetm.calls.split_complex_arg.
38513         * config/rs6000/rs6000.h (SPLIT_COMPLEX_ARGS): Remove.
38514         * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): New.
38515         * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Remove.
38516         * doc/tm.texi (TARGET_SPLIT_COMPLEX_ARG): Modify from old
38517         SPLIT_COMPLEX_ARGS entry.
38519 2004-03-11  Richard Henderson  <rth@redhat.com>
38521         * config/alpha/alpha.c (xfloating_ops, vax_cvt_ops): New.
38522         (alpha_lookup_xfloating_lib_func): Use them, return rtx.
38523         (alpha_emit_xfloating_arith): Update to match.
38524         (alpha_emit_xfloating_compare): Likewise.
38525         (alpha_emit_xfloating_cvt): Likewise.
38526         (alpha_emit_xfloating_libcall): Take already built symbol,
38527         mark call const.
38528         * config/alpha/alpha.md (extendsftf2, extenddftf2): Take
38529         op1 in a register.
38531 2004-03-11  Richard Henderson  <rth@redhat.com>
38533         PR target/14539
38534         * config/alpha/alpha.h (STACK_BOUNDARY): Set to 128.
38536         * simplify-rtx.c (simplify_relational_operation): Fix typo.
38538 2004-03-11  Richard Henderson  <rth@redhat.com>
38540         PR middle-end/14477
38541         * except.c (remove_unreachable_regions): Look thru CALL_PLACEHOLDER.
38543 2004-03-11  Ulrich Weigand  <uweigand@de.ibm.com>
38545         PR target/14262
38546         * calls.c (load_register_parameters): If BLOCK_REG_PADDING is not
38547         defined, pass small BLKmode values in registers in the low-order part.
38549 2004-03-11  Ulrich Weigand  <uweigand@de.ibm.com>
38551         * combine.c (if_then_else_cond): Check for NULL return value of
38552         simplify_gen_subreg.
38554 2004-03-11  Richard Sandiford  <rsandifo@redhat.com>
38556         PR target/14496
38557         * config/mips/mips.h (UNITS_PER_FPVALUE): Fix value for
38558         TARGET_SINGLE_FLOAT.
38560 2004-03-11  Steve Ellcey  <sje@cup.hp.com>
38562         * config/ia64/hpux.h (TARGET_INIT_LIBFUNCS): Add undef.
38563         * config/ia64/ia64.h (TARGET_INIT_LIBFUNCS): Add define.
38564         * config/ia64/ia64.c (ia64_init_libfuncs): New.
38565         (ia64_hpux_init_libfuncs): Add call to ia64_init_libfuncs.
38567 2004-03-11  Roger Sayle  <roger@eyesopen.com>
38569         * fold-const.c (negate_expr_p) <RSHIFT_EXPR>: We can optimize
38570         -((int)X>>C) where C is an integer constant one bit less than the
38571         size of X into (unsigned)X>>C.  Similarly for unsigned->signed.
38572         (negate_expr) <RSHIFT_EXPR>: Implement the above transformations.
38574         * simplify-rtx.c (simplify_unary_operation): Also implement the
38575         above transformations at the RTL level.
38577 2004-03-11  Alan Modra  <amodra@bigpond.net.au>
38579         * real.c (encode_ibm_extended): Do round low word.
38581 2004-03-11  Ben Elliston  <bje@wasabisystems.com>
38583         * config/arm/arm.md (is_xscale): Comment this attribute and move
38584         it a bit further up in the file, closer to related attributes.
38586 2004-03-11  Eric Botcazou  <ebotcazou@libertysurf.fr>
38588         * config/host-solaris.c (sol_gt_pch_use_address): Add
38589         missing terminating marker to comment.
38591 2004-03-11  Richard Sandiford  <rsandifo@redhat.com>
38593         * config/mips/mips.md: Use move_operand in splitters for 64-bit moves.
38594         (movdi, movsi, movhi, movqi, movsf, movdf): Remove predicates.
38595         (*movdi_32bit_mips16, *movsi_mips16, *movhi_mips16, *movqi_mips16)
38596         (*movsf_mips16, *movdf_mips16): Name unnamed patterns.  Use
38597         move_operand as source predicate in all cases.
38598         (*movdi_32bit): Renamed from movdi_internal.  Remove 'F' constraint.
38599         Test reg_or_0_operand.  Use move_operand as source predicate.
38600         (*movdi_64bit): Renamed from movdi_internal2.  Test reg_or_0_operand.
38601         (*movdi_64bit_mips16): Renamed from movdi_internal2_mips16.
38602         (*movsi_internal): Renamed from movsi_internal.  Test reg_or_0_operand.
38603         (movhi, movqi, movsf, movdf): Use mips_legitimize_move.
38604         (*movhi_internal): Renamed from movhi_internal.  Test reg_or_0_operand.
38605         Use move_operand as source predicate.  Remove 'K' constraint.
38606         (*movqi_internal): Likewise movqi_internal.
38607         (*movsf_hardfloat): Renamed from movsf_internal1.  Test
38608         reg_or_0_operand.  Use move_operand as source predicate.
38609         (*movsf_softfloat): Likewise movsf_internal2.
38610         (*movdf_hardfloat_64bit): Likewise movsf_internal1a.
38611         (*movdf_hardfloat_32bit): Likewise movsf_internal1b.
38612         (*movdf_softfloat): Likewise movdf_internal2.
38613         * config/mips/mips.c (move_operand): Match arbitrary CONST_INTs
38614         for DImode if !TARGET_64BIT.
38615         (mips_legitimize_move): Simplify accordingly.
38617 2004-03-11  Josef Zlomek  <zlomekj@suse.cz>
38619         PR/14362
38620         * var-tracking.c (struct variable_def): Added field refcount.
38621         (variable_htab_free): Decrease the refcount and delete variable
38622         only if there are no more references.
38623         (unshare_variable): New function.
38624         (vars_copy_1): Increase refcount instead of copying the variable.
38625         (variable_union): Share the variables where possible, unshare
38626         the variables if needed.
38627         (variable_different_p): Return false if var1 and var2 are
38628         the same structure.
38629         (variable_was_changed): Init the refcount of new variable.
38630         (set_frame_base_location): Unshare variable if needed.
38631         (set_variable_part): Init the refcount of new variable.
38632         Unshare the variables if needed.
38633         (delete_variable_part): Unshare the variables if needed.
38634         (emit_notes_for_differences_1): Init the refcount of new variable.
38635         (vt_add_function_parameters): Do not add function parameters to
38636         IN set of ENTRY_BLOCK_PTR because it is unused anyway.
38637         (vt_initialize): Do not add frame_base_decl to IN set of
38638         ENTRY_BLOCK_PTR because it is unused anyway.
38640 2004-03-11  Josef Zlomek  <zlomekj@suse.cz>
38642         * var-tracking.c (vars_copy_1): Cleanup and speedup chain operations.
38643         (vars_copy): Likewise.
38644         (variable_union): Likewise.
38645         (set_variable_part): Likewise.
38646         (delete_variable_part): Likewise.
38648 2004-03-11  Kazu Hirata  <kazu@cs.umass.edu>
38650         * c-typeck.c, combine.c, cse.c, dominance.c, et-forest.h,
38651         ggc-page.c, var-tracking.c, config/fp-bit.c, config/c4x/c4x.c,
38652         config/cris/cris.c, config/i386/ppro.md, config/i860/i860.c,
38653         config/i860/i860.h, config/m32r/m32r.h, config/m32r/xm-m32r.h,
38654         config/m68hc11/m68hc11.h, config/m68hc11/m68hc11.md,
38655         config/mips/mips.c, config/mmix/mmix.c, config/ns32k/ns32k.h,
38656         config/pa/pa.c, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
38657         config/pdp11/pdp11.h, config/rs6000/rs6000.c,
38658         config/stormy16/stormy16.c: Fix comment typos and formatting.
38660 2004-03-11  Nathanael Nerode  <neroden@gcc.gnu.org>
38662         * configure: Regenerate, since I forgot to while committing Paolo's
38663         changes.
38665 2004-03-08  Paolo Bonzini  <bonzini@gnu.org>
38667         PR ada/14131
38668         Move language detection to the top level.
38669         * configure.ac: Remove code to detect languages,
38670         it now lives exclusively in the top level.
38671         * aclocal.m4 (gcc_AC_PROG_GNAT): Moved to the
38672         top level, renamed to ACX_PROG_GNAT.
38674 2004-03-10  Richard Henderson  <rth@redhat.com>
38676         * c-pch.c (c_common_no_more_pch): Update for gt_pch_use_address
38677         extra arguments.
38678         * config.host (*-*-solaris2*, *-*-linux*): Add out_host_hook_obj
38679         and host_xmake_file fragments.
38680         * ggc-common.c (gt_pch_save): Update for gt_pch_get_address change.
38681         (gt_pch_restore): Similarly for gt_pch_use_address.
38682         (default_gt_pch_get_address): New.
38683         (mmap_gt_pch_get_address): Split out of gt_pch_save.
38684         (default_gt_pch_use_address): Split out of gt_pch_restore.
38685         (mmap_gt_pch_use_address): Likewise.
38686         * hooks.c (hook_voidp_size_t_null): Remove.
38687         (hook_bool_voidp_size_t_false): Remove.
38688         * hooks.h: Likewise.
38689         * hosthooks-def.h (HOST_HOOKS_GT_PCH_GET_ADDRESS): Use one of the
38690         default_ or mmap_ definitions.
38691         (HOST_HOOKS_GT_PCH_USE_ADDRESS): Likewise.
38692         * hosthooks.h (struct host_hooks): Update gt_pch_get_address
38693         and gt_pch_use_address.
38694         * config/host-linux.c, config/host-solaris.c: New files.
38695         * config/x-linux, config/x-solaris: New files.
38696         * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_get_address):
38697         Update for changed definition.
38698         (darwin_rs6000_gt_pch_use_address): Likewise.
38699         * doc/hostconfig.texi: Update docs.
38701 2004-03-10  Richard Henderson  <rth@redhat.com>
38703         PR c/14517
38704         * c-decl.c (grokdeclarator): Don't warn for duplicate qualifiers
38705         except for pedantic c90 mode.
38707 2004-03-10  Kelley Cook  <kcook@gcc.gnu.org>
38709         * configure.ac: Bump AC_PREREQ to 2.59.
38710         * configure: Regenerate.
38712 2004-03-10  Uros Bizjak  <uros@kss-loka.si>
38714         * optabs.h (enum optab_index): Add new OTI_exp10 and OTI_exp2.
38715         (exp10_optab, exp2_optab): Define corresponding macros.
38716         * optabs.c (init_optabs): Initialize exp10_optab and exp2_optab.
38717         * genopinit.c (optabs): Implement exp10_optab and exp2_optab
38718         using exp10?f2 and exp2?f2 patterns.
38719         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXP10{,F,L}
38720         using exp10_optab, and BUILT_IN_EXP2{,F,L} using exp2_optab.
38721         (expand_builtin): Expand BUILT_IN_EXP10{,F,L} and BUILT_IN_EXP2{,F,L}
38722         using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
38724         * config/i386/i386.md (exp10sf2, exp10df2, exp10xf2, exp2sf2,
38725         exp2df2, exp2xf2): New patterns to implement exp10, exp10f, exp10l,
38726         exp2, exp2f and exp2l built-ins as inline x87 intrinsics.
38728 2004-03-10  Anthony Green  <green@redhat.com>
38730         * doc/invoke.texi (ARM Options): Fix -mpfu typo.
38732 2004-03-10  David Edelsohn  <edelsohn@gnu.org>
38734         * config/rs6000/aix.h (TARGET_OS_CPP_BUILTINS): Rename to ...
38735         (TARGET_OS_AIX_CPP_BUILTINS): this.  Conditionally define
38736         __LONGDOUBLE128.
38737         * config/rs6000/aix41.h (TARGET_OS_CPP_BUILTINS): Use
38738         TARGET_OS_AIX_CPP_BUILTINS.
38739         * config/rs6000/aix43.h (TARGET_OS_CPP_BUILTINS): Same.
38740         * config/rs6000/aix51.h (TARGET_OS_CPP_BUILTINS): Same.
38741         * config/rs6000/aix52.h (TARGET_OS_CPP_BUILTINS): Same.
38742         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Revert
38743         previous change.
38745 2004-03-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
38747         * fold-const.c (tree_expr_nonnegative_p): Add more builtin cases.
38749 2004-03-10  David Edelsohn  <edelsohn@gnu.org>
38751         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
38752         __LONGDOUBLE128 on AIX.
38754 2004-03-10  Andrew Haley  <aph@redhat.com>
38756         PR optimization/14381
38757         * function.c (expand_function_end): Emit a blockage insn before
38758         the epilogue when -fnon-call-exceptions is used.
38760         * except.c (expand_start_all_catch): Make comment more accurate.
38762 2004-03-08  Joel Sherrill  <joel@oarcorp.com>
38764         PR target/14480
38765         * config/rs6000/t-rtems: Add missing file on branch.
38767 2004-03-10  Ulrich Weigand  <uweigand@de.ibm.com>
38769         * dbxout.c (dbxout_symbol_location): Do not output references
38770         to optimized-out constant pool symbols.
38772 2004-03-10  Andreas Schwab  <schwab@suse.de>
38774         * config/ia64/ia64.md (divsi3, udivsi3): Remove unused variable
38775         twon34_r.
38777 2004-03-09  James E Wilson  <wilson@specifixinc.com>
38779         * alias.c (alias_sets_might_conflict_p): New.
38780         * c-typeck.c (build_c_cast): Call it if warn_strict_aliasing > 1.
38781         * common.opt (Wstrict-aliasing=): New.
38782         * flags.h (warn_strict_aliasing): Change type to int.
38783         * opts.c (warn_strict_aliasing): Change type to int.
38784         (common_handle_option): Handle OPT_Wstrict_aliasing_.
38785         * tree.h (alias_sets_might_conflict_p): Declare it.
38786         * doc/invoke.tex (-Wstrict-aliasing=2): Document it.
38788 2004-03-10  Roman Zippel  <zippel@linux-m68k.org>
38790         PR bootstrap/12371
38791         * config/m68k/m68k.h (FIXED_REGISTERS): Add arg pointer.
38792         (CALL_USED_REGISTERS): Likewise.
38793         (REG_CLASS_CONTENTS): Likewise.
38794         (REG_ALLOC_ORDER): New.
38795         (REGNO_REG_CLASS): Use regno_reg_class.
38796         * config/m68k/m68k.c: Add regno_reg_class array.
38798 2004-03-09  Steve Ellcey  <sje@cup.hp.com>
38800         * config/ia64/ia64.md (divsi3): Fix algorithm.
38801           (udivsi3): Ditto.
38802           (setf_exp_xf): Remove '*' from name.
38803         * testsuite/gcc.dg/20040309-1.c: New test.
38805 2004-03-09  Ian Lance Taylor  <ian@wasabisystems.com>
38807         * system.h (SUNOS4_SHARED_LIBRARIES): Poison.
38808         * collect2.c: Remove SUNOS4_SHARED_LIBRARIES code.
38809         * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): Don't define.
38810         * config/sparc/sparc.c (sparc_aout_select_section): Remove.
38811         (sparc_aout_select_rtx_section): Don't check
38812         SUNOS4_SHARED_LIBRARIES.
38813         * config/sparc/sparc.h (SUNOS4_SHARED_LIBRARIES): Don't define.
38815 2004-03-10  Hans-Peter Nilsson  <hp@axis.com>
38817         PR other/14474
38818         * doc/md.texi (Pattern Ordering, Dependent Patterns)
38819         (Jump Patterns, Looping Patterns): Wrap in separate "@ifset
38820         INTERNALS".
38822 2004-03-09  Zack Weinberg  <zack@codesourcery.com>
38824         * config/ia64/hpux.h (MULTILIB_DEFAULTS): Define.
38825         (LIBGCC_SPEC): Update to match.
38827 2004-03-09  Zack Weinberg  <zack@codesourcery.com>
38829         * c-decl.c (last_function_parms, last_function_parm_tags)
38830         (last_function_parm_others, current_function_parms)
38831         (current_function_parm_tags, current_function_parm_others):
38832         Delete.
38833         (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES, ARG_INFO_OTHERS):
38834         New macros.
38835         (grokdeclarator): For function definitions, save the arg-info
38836         block from the declarator in DECL_ARGUMENTS.
38837         (grokparms): Do not write to last_function_parm*.  Use ARG_INFO_*
38838         macros to operate on arg-info block.  Can assume ARG_INFO_PARMS
38839         contains only PARM_DECLs.  Improve diagnostics.
38840         (get_parm_info): Use ARG_INFO_* macros.  Improve comments and
38841         diagnostics.  Disable some expensive checks if not ENABLE_CHECKING.
38842         (store_parm_decls_newstyle): Take the function to operate on,
38843         and an arg-info block, as arguments; don't get anything from
38844         current_function_* globals.
38845         (store_parm_decls_oldstyle): Likewise.
38846         (store_parm_decls): Pass fndecl and its arg-info block down to
38847         store_parm_decls_newstyle/oldstyle.  Send functions with empty
38848         argument lists through store_parm_decls_newstyle to reduce
38849         overhead.
38850         (pushdecl): Comment on the problems with the call to copy_node.
38851         Clear DECL_ARGUMENTS of the old node after copying it, if it
38852         is an arg-info block instead of a chain of decls.
38853         (start_function): Do not manipulate current_function_parm* or
38854         last_function_parm*.
38856 2004-03-09  Roger Sayle  <roger@eyesopen.com>
38857             Andrew Pinski  <pinskia@physics.uc.edu>
38859         * ifcvt.c (noce_try_sign_mask): New function to transform
38860         "x = (y < 0) ? z : 0" into the equivalent "x = (y >> C) & z".
38861         (noce_process_if_block): Call noce_try_sign_mask.
38863 2004-03-09  Andrew Pinski  <apinski@apple.com>
38865         * c-typeck.c (tagged_types_tu_compatible_p):
38866         Fix typo.
38868 2004-03-09  Roger Sayle  <roger@eyesopen.com>
38870         * simplify-rtx.c (simplify_const_relational_operation): New function
38871         renamed from simplify_relational_operation.
38872         (simplify_relational_operation): Change prototype to accept an
38873         additional mode argument.  Call simplify_const_relational_operation.
38874         (simplify_gen_relational): Update simplify_relational_operation call.
38875         (simplify_ternary_operation): Update simplify_relational_operation
38876         subroutine call to use simplify_const_relational_operation instead.
38878         * rtl.h (simplify_const_relational_operation): Prototype here.
38879         (simplify_relational_operation): Add addtional mode argument.
38881         * combine.c (combine_simplify_rtx): Update calls to
38882         simplify_relational_operation.
38883         (simplify_set): Likewise.
38884         (gen_binary): Likewise.
38885         * cse.c (fold_rtx): Likewise.
38886         * dojump.c (compare_from_rtx): Likewise.
38887         (do_compare_rtx_and_jump): Likewise.
38888         * integrate.c (subst_constants): Likewise.
38889         * unroll.c (simplify_cmp_and_jump_insns): Likewise.
38891 2004-03-09  Kazu Hirata  <kazu@cs.umass.edu>
38893         * config/m32r/m32r.md: Remove all define_peephole's.
38895 2004-03-09  Alan Modra  <amodra@bigpond.net.au>
38897         * config/rs6000/rs6000.md: Remove trailing whitespace.
38899 2004-03-08  Eric Christopher  <echristo@redhat.com>
38901         * Makefile.in (site.exp): Add libiconv variable definition.
38903 2004-03-09  Hans-Peter Nilsson  <hp@axis.com>
38905         * configure: Regenerate for config/accross.m4 correction.
38907 2004-03-08  Joel Sherrill  <joel@oarcorp.com>
38909         PR target/14480
38910         * config/rs6000/t-rtems: Add missing file on branch.
38912 2004-03-08  Roger Sayle  <roger@eyesopen.com>
38914         PR middle-end/14289
38915         * c-typeck.c (c_mark_addressable): A register variable should
38916         be considered global if its not automatic, i.e. TREE_PUBLIC,
38917         TREE_STATIC or DECL_EXTERNAL.
38918         * function.c (put_var_into_stack): Call abort when placing a
38919         hard register into the stack, if x_parm_reg_stack_loc is NULL.
38921 2004-03-08  Ulrich Weigand  <uweigand@de.ibm.com>
38923         * config/s390/s390.md ("*extendqidi2_short_displ"): Add CC clobber.
38924         ("*extendqisi2_short_displ"): Likewise.
38926 2004-03-08  Kazu Hirata  <kazu@cs.umass.edu>
38928         * config/pdp11/pdp11.c (comparison_operator_index): Remove.
38929         (comp_operator): Likewise.
38930         * config/pdp11/pdp11-protos.h: Remove corresponding
38931         prototypes.
38933 2004-03-08  Eric Botcazou  <ebotcazou@act-europe.fr>
38935         * expr.c (highest_pow2_factor_for_type): Rename into
38936         highest_pow2_factor_for_target.  Use DECL_ALIGN instead of
38937         TYPE_ALIGN when the target is a COMPONENT_REF.
38938         (expand_assignment): Ajust call to highest_pow2_factor_for_type.
38940 2004-03-08  Alan Modra  <amodra@bigpond.net.au>
38942         * config/rs6000/rs6000.c: Formatting fix.
38943         (legitimate_offset_address_p): Correct offset range check.
38945         * config/rs6000/rs6000.c (rs6000_override_options): Don't override
38946         -msoft-float by -mcpu.  Consolidate similar code for MASK_MULTIPLE
38947         and MASK_STRING.
38949 2004-03-07  Aldy Hernandez  <aldyh@redhat.com>
38951         * config/rs6000/rs6000.md (ashrdi3): Do not call ashrdi3_no_power
38952         for little endian.
38953         ("ashrdi3_no_power"): Disable for little endian.
38954         (ashrdi3): Same.
38956 2004-03-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
38958         * fold-const.c (tree_expr_nonnegative_p): Reformat checks for
38959         builtins.
38961 2004-03-08  Hans-Peter Nilsson  <hp@axis.com>
38963         PR target/14471
38964         * configure.ac (Target-specific assembler checks) <cris-*-*>: New
38965         case, checking for -no-mul-bug-abort option.
38966         * configure, config.in: Regenerate.
38967         * doc/invoke.texi (CRIS Options): Document -mmul-bug-workaround
38968         and -mno-mul-bug-workaround.
38969         * config/cris/cris.md ("smulsi3_highpart", "umulsi3_highpart")
38970         ("mulsidi3", "umulsidi3"): Prefix output template with "%!".
38971         ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3"):
38972         Ditto.  Make attribute "slottable" dependent on TARGET_MUL_BUG.
38973         * config/cris/mulsi3.asm (__Mul) [__CRIS_arch_version >= 10]: Make
38974         sure mulu.d is not last on cache-line.
38975         * config/cris/cris.h (ASM_SPEC): Translate -mno-mul-bug-workaround
38976         into -no-mul-bug-abort depending on HAVE_AS_MUL_BUG_ABORT_OPTION.
38977         (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG): New macros.
38978         (TARGET_SWITCHES): New options -mmul-bug-workaround and
38979         -mno-mul-bug-workaround.
38980         (TARGET_DEFAULT): Include TARGET_MASK_MUL_BUG.
38981         (PRINT_OPERAND_PUNCT_VALID_P): Include '!'.
38982         * config/cris/cris.c (cris_operand_extend_operator): Clarify
38983         relation to MULT in head comment.
38984         (cris_op_str): Abort for MULT.
38985         (cris_print_operand) <case '!'>: New case.
38987 2004-03-08  Alan Modra  <amodra@bigpond.net.au>
38989         PR debug/11983
38990         * dwarf2out.c (enum dw_val_class): Rename dw_val_class_float to
38991         dw_val_class_vec.  Replace use throughout file.
38992         (dw_float_const): Delete.
38993         (dw_vec_const): New.
38994         (dw_val_struct_union): Rename val_float to val_vec.  Replace use
38995         throughout file.
38996         (add_AT_vec): Rename from add_AT_float.  Add elt_size param.
38997         (same_dw_val_p): Adjust vec comparison.  Use memcmp.
38998         (size_of_die): Adjust dw_val_class_vec sizing.
38999         (output_die): Output dw_val_class_vec.
39000         (insert_int, extract_int, insert_float): New functions.
39001         (add_const_value_attribute): Use insert_float for CONST_DOUBLE.
39002         Handle CONST_VECTOR.
39003         (add_location_or_const_value_attribute): Handle CONST_VECTOR.
39005 2004-03-07  Aldy Hernandez  <aldyh@redhat.com>
39007         * config/rs6000/rs6000.c (rs6000_parse_abi_options): SPE and
39008         AltiVec abi cannot co-exist.
39010         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Same.
39012 2004-03-07  Jan Hubicka  <jh@suse.cz>
39014         * except.c (emit_to_new_bb_before): Break fallthru edges.
39016 2004-03-07  Stephane Carrez  <stcarrez@nerim.fr>
39018         * config/m68hc11/m68hc11.md ("*lshrsi3_const"): Disable for 68HC12.
39019         ("*lshrsi3"): Also accept an immediate for 68HC12.
39020         ("*ashrsi3_const"): Likewise.
39021         ("*ashrsi3"): Likewise.
39022         ("*ashlsi3_const"): Likewise.
39023         ("*ashlsi3"): Likewise.
39024         ("cmphi_1_hc12"): Compare two hard register by pushing them and
39025         comparing with a pop; don't use a split for that.
39026         ("cmphi split"): Disable compare split for 68HC12.
39028         * config/m68hc11/m68hc11.c (m68hc11_notice_update_cc): Invalidate
39029         the status operands if they have side effects.
39031 2004-03-07  Kazu Hirata  <kazu@cs.umass.edu>
39033         * defaults.h (LEGITIMIZE_ADDRESS): Provide a default
39034         definition.
39035         * config/arc/arc.h, config/fr30/fr30.h, config/frv/frv.h,
39036         config/h8300/h8300.h, config/ia64/ia64.h,
39037         config/mcore/mcore.h, config/mmix/mmix.h,
39038         config/ns32k/ns32k.h, config/pdp11/pdp11.h,
39039         config/stormy16/stormy16.h, config/v850/v850.h,
39040         config/vax/vax.h (LEGITIMIZE_ADDRESS): Remove.
39041         * doc/tm.texi (LEGITIMIZE_ADDRESS): Mention the default
39042         definition.
39044 2004-03-07  Roger Sayle  <roger@eyesopen.com>
39046         * fold-const.c (fold) <IOR_EXPR>: Fold x | x as x.
39047         <XOR_EXPR>: Fold x ^ x as zero.
39048         <AND_EXPR>: Fold x & x as x.
39050 2004-03-07  Roger Sayle  <roger@eyesopen.com>
39052         * fold-const.c (fold) <EQ_EXPR>: Rewrite optimization to transform
39053         "foo++ == const" into "++foo == const+incr".
39055 2004-03-07  Richard Sandiford  <rsandifo@redhat.com>
39057         * config/mips/mips.c (mips_in_small_data_p): Return false if
39058         TARGET_ABICALLS.
39060 2004-03-06  Stephane Carrez  <stcarrez@nerim.fr>
39062         * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Use 2,-sp to push
39063         the stack register.
39064         (expand_prologue): Don't make an interrupt or a trap handler a far
39065         symbol.
39066         (m68hc11_initial_elimination_offset): Likewise.
39068 2004-03-06  Richard Henderson  <rth@redhat.com>
39070         * config/alpha/alpha.c (alpha_in_small_data_p): False for functions.
39072 2004-03-06  Kazu Hirata  <kazu@cs.umass.edu>
39074         * config/ns32k/ns32k-protos.h: Add a prototype for
39075         ns32k_notice_update_cc.
39076         * config/ns32k/ns32k.c (ns32k_notice_update_cc): New.
39077         * config/ns32k/ns32k.h (NOTICE_UPDATE_CC): Call
39078         ns32k_notice_update_cc.
39080 2004-03-06  Ulrich Weigand  <uweigand@de.ibm.com>
39082         * config/s390/s390.md ("load_multiple", "*load_multiple_di",
39083         "*load_multiple_si"): Allow only if reload_completed.
39084         ("store_multiple", "*store_multiple_di", "*store_multiple_si"):
39085         Likewise.
39087 2004-03-06  Kazu Hirata  <kazu@cs.umass.edu>
39089         * config/vax/vax-protos.h: Add a prototype for
39090         vax_notice_update_cc.
39091         * config/vax/vax.c (vax_notice_update_cc): New.
39092         * config/vax/vax.h (NOTICE_UPDATE_CC): Call
39093         vax_notice_update_cc.
39095 2004-03-06  David Edelsohn  <edelsohn@gnu.org>
39097         * collect2.c (main): Only export initfunc and finifunc if
39098         LD_INIT_SWITCH not defined.
39099         (scan_prog_file): Only export constructors and destructors if
39100         LD_INIT_SWITCH not defined.  Only export symbols not found in
39101         shared objects.
39103 2004-03-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
39105         * pa.md (icacheflush): Reorder operands to make match_scratch operand
39106         last.
39107         * pa.h (INITIALIZE_TRAMPOLINE): Remove unnecessary scratch argument
39108         from calls to gen_icacheflush.
39110 2004-03-06  Richard Henderson  <rth@redhat.com>
39112         * config/alpha/alpha.h (MASK_LONG_DOUBLE_128): New.
39113         (TARGET_LONG_DOUBLE_128): New.
39114         (TARGET_SWITCHES): Add long-double-{128,64}.
39115         (TARGET_HAS_XFLOATING_LIBS): Default to TARGET_LONG_DOUBLE_128.
39116         (LONG_DOUBLE_TYPE_SIZE): Honor TARGET_LONG_DOUBLE_128.
39117         (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New.
39118         (WIDEST_HARDWARE_FP_SIZE): New.
39119         (TARGET_CPU_CPP_BUILTINS): Define __LONG_DOUBLE_128__.
39120         * config/alpha/alpha.c (override_options): Clear MASK_LONG_DOUBLE_128
39121         if TARGET_VAX_FLOAT.
39122         * config/alpha/osf5.h (LONG_DOUBLE_TYPE_SIZE): Remove.
39123         (TARGET_DEFAULT): Set MASK_LONG_DOUBLE_128.
39125 2004-03-06  Richard Henderson  <rth@redhat.com>
39127         * config/alpha/alpha.c (alpha_swapped_comparison_operator): Fix
39128         botched rtx class conversion.
39130 2004-03-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
39132         * tree.h (BUILTIN_EXP10_P, BUILTIN_EXPONENT_P, BUILTIN_SQRT_P,
39133         BUILTIN_CBRT_P, BUILTIN_ROOT_P): New macros.
39135         * builtins.c (fold_builtin_logarithm, fold_builtin): Use new
39136         macros.
39137         * fold-const.c (fold_mathfn_compare, fold): Likewise.
39139 2004-03-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
39141         PR target/14343
39142         * config/i386/i386.md (movv2di_internal): Conditionalize on
39143         TARGET_SSE, not TARGET_SSE2.
39145 2004-03-05  Chris Demetriou  <cgd@broadcom.com>
39147         * config.gcc (mips64orion-*-elf*, mips64orionel-*-elf*): Delete
39148         duplicated line.
39150 2004-03-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
39152         * builtins.c: Consistently use logN not log* in comments.
39154 2004-03-05  Andreas Krebbel  <krebbel1@de.ibm.com>
39156         * rtl.h (mem_expr_equal_p): Function prototype added.
39157         * cfgcleanup.c (merge_memattrs): New function.
39158         (flow_find_cross_jump): Call merge_memattrs for matching insns.
39159         * emit-rtl.c (mem_expr_equal_p): New function.
39161 2004-03-05  Ziemowit Laski  <zlaski@apple.com>
39163         * objc/objc-act.c (synth_module_prologue): Const-qualify
39164         objc_selector type if using the GNU runtime; fix generated
39165         signatures for objc_msg_lookup and objc_msg_lookup_super
39166         to match what GNU ObjC headers provide; reformat and clean up.
39167         (synth_self_and_ucmd_args): Use previously constructed (and
39168         hence possibly const-qualified) objc_selector type.
39170 2004-03-05  Kazu Hirata  <kazu@cs.umass.edu>
39172         * doc/tm.texi (HARD_REGNO_RENAME_OK): Document.
39174 2004-03-05  Jason Merrill  <jason@redhat.com>
39176         * tree.h (TYPE_HASH): Use TYPE_UID.
39177         (TREE_HASH): New macro with old definition of TYPE_HASH.
39178         * tree.c (build_type_attribute_variant): Use iterative_hash_object.
39179         (build_array_type, build_function_type): Likewise.
39180         (build_method_type_directly): Likewise.
39181         (build_offset_type, build_complex_type): Likewise.
39182         (type_hash_list, attribute_hash_list): Likewise. Now static.
39183         * except.c: s/TYPE_HASH/TREE_HASH/.
39185 2004-03-05  Bob Wilson  <bob.wilson@acm.org>
39187         * config/xtensa/xtensa.c (function_arg): Handle 16-byte aligned args.
39188         (xtensa_va_start): Initialize __va_stk to ($arg_ptr - 32).  Adjust
39189         __va_ndx by 2 words when referencing an argument on the stack.
39190         (xtensa_va_arg): Handle 16-byte aligned args.  Adjust __va_ndx by 2
39191         words when an arg on the stack is first seen.
39193 2004-03-05  Paul Brook  <paul@codesourcery.com>
39195         * arm.h (ARM_FLAG_VFP): Remove.
39196         (ARM_FLAG_ATPCS, CIRRUS_FIX_INVALID_INSNS): Renumber.
39197         * netbsd-elf.h (ARM_FLAG_VFP): Remove.
39199 2004-03-05  Paul Brook  <paul@codesourcery.com>
39201         * function.c (assign_parms): Include pretend alignment offset.
39203 2004-03-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
39205         * stor-layout.c (layout_type, case FUNCTION_TYPE): Make size
39206         FUNCTION_BOUNDARY, not POINTER_SIZE * 2.
39208 2004-03-05  Ian Lance Taylor  <ian@wasabisystems.com>
39210         * configure.ac: When passing --enable-languages to subdir
39211         configure when host != build, make sure we don't pass an empty
39212         value.
39213         * configure: Regenerate.
39215 2004-03-05  Nathan Sidwell  <nathan@codesourcery.com>
39217         PR 13577
39218         * gcc.c (cc1_options): Robustify -auxbase-strip from multiple -o
39219         options.
39221 2004-03-05  Paolo Bonzini  <bonzini@gnu.org>
39223         * simplify-rtx.c (simplify_relational_operation): If
39224         flag_wrapv is set, do not move terms between the two
39225         side of a relational operator.
39227 2004-03-05  Paolo Bonzini  <bonzini@gnu.org>
39229         * rtlanal.c: Include target.h and output.h
39230         (rtx_cost, address_cost, default_address_cost): Move from...
39231         * cse.c (rtx_cost, address_cost, default_address_cost):
39232         ... this file.
39233         * rtl.h (rtx_cost, address_cost): Move under rtlanal.c.
39234         * Makefile.in: Adjust dependencies.
39236 2004-03-05  Paolo Bonzini <bonzini@gnu.org>
39238         * cse.c (cse_end_of_basic_block): Make static.
39239         * local-alloc.c (function_invariant_p): Move to
39240         reload1.c.
39241         * loop.c (libcall_other_reg, record_excess_regs):
39242         Make static.
39243         * reload1.c (function_invariant_p): Moved here
39244         from local-alloc.c, made static.
39245         * rtl.h (cse_end_of_basic_block, function_invariant_p,
39246         libcall_other_reg, record_excess_regs): Remove
39247         declarations.
39249 2004-03-05  Kazu Hirata  <kazu@cs.umass.edu>
39251         * config/m32r/m32r.c (signed_comparison_operator): Add a
39252         missing parenthesis.
39254 2004-03-04  Ian Lance Taylor  <ian@wasabisystems.com>
39256         * ggc-common.c (gt_pch_restore): Don't unmap addr unless we are
39257         going to call mmap again.  Read the file into the right place.
39258         Give a fatal error if we have to relocate.
39260 2004-03-04  Bob Wilson  <bob.wilson@acm.org>
39262         * config/xtensa/xtensa.c (xtensa_return_in_msb): New function.
39263         (TARGET_RETURN_IN_MSB): Define to xtensa_return_in_msb.
39265 2004-03-05  Hans-Peter Nilsson  <hp@axis.com>
39267         PR other/14354
39268         * config/fp-bit.c (_fpdiv_parts): Do not round when pack_d would
39269         round the same.  When rounding, clear bits that would cause a
39270         second rounding in pack_d.
39271         (_fpmul_parts): Ditto.  Remove #if 0:d code.
39273 2004-03-04  Ziemowit Laski  <zlaski@apple.com>
39275         PR c++/14425, c++/14426
39276         * config/rs6000/altivec.h (vec_splat_s8, vec_splat_s16,
39277         vec_splat_s32, vec_splat_u8, vec_splat_u16, vec_splat_u32):
39278         Change C++ definitions to accept a 'const int' argument;
39279         the prototypes already do.
39280         * config/rs6000/rs6000.c (rs6000_common_init_builtins):
39281         Rename v4si_ftype_char, v8hi_ftype_char, v16qi_ftype_char,
39282         v4sf_ftype_v4si_char, v4si_ftype_v4sf_char, v4si_ftype_v4si_char,
39283         v8hi_ftype_v8hi_char, v16qi_ftype_v16qi_char,
39284         v16qi_ftype_v16qi_v16qi_char, v8hi_ftype_v8hi_v8hi_char,
39285         v4si_ftype_v4si_v4si_char and v4sf_ftype_v4sf_v4sf_char to
39286         end in ..._int; change them to accept an int instead of a char
39287         as the last parameter.
39289 2004-03-04  Phil Edwards  <phil@codesourcery.com>
39291         * genmultilib: Change '=' to '-' when translating option names
39292         to directory names.
39294 2004-03-04  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
39296         * expr.c (expand_expr_real, case COMPONENT_REF): Get proper type of
39297         stack slot for temp used for result of BLKmode but in integral mode.
39299 2004-03-04  Jan Hubicka  <jh@suse.cz>
39301         * reload.c (find_reloads): Reorganize if seqeunce to switch.
39303         * cfgrtl.c (rtl_redirect_edge_and_branch): Set the source BB as dirty.
39304         (cfglayout_redirect_edge_and_branch): Set the source BB as dirty.
39306 2004-03-04  Steve Ellcey  <sje@cup.hp.com>
39308         * config/ia64/ia64.md (divdf3_internal_thr): Fix algorithm.
39309         * testsuite/gcc.dg/20040303-1.c: New test.
39311 2004-03-04  Steven Bosscher  <stevenb@suse.de>
39313         * ppro.md: Rewrite as a DFA pipeline description.
39314         * i386.md: Remove all uses of the ppro_uops attribute.
39315         * i386.c: (ix86_safe_ppro_uops, ix86_dump_ppro_packet,
39316         ix86_reorder_insn, ix86_sched_reorder_ppro, ix86_sched_init,
39317         ix86_sched_reorder, ix86_variable_issue,
39318         struct ix86_sched_data, TARGET_SCHED_VARIABLE_ISSUE,
39319         TARGET_SCHED_INIT, TARGET_SCHED_REORDER): Remove.
39320         (ia32_use_dfa_pipeline_interface): Add TARGET_PENTIUMPRO.
39321         (ia32_multipass_dfa_lookahead): Add TARGET_PENTIUMPRO.
39322         * athlon.md (athlon_ssecmp_load): Fix comment
39324 2004-03-04  Stuart Hastings  <stuart@apple.com>
39326         * doc/invoke.texi: Document -mlongcall for Darwin/PPC.
39328 2004-03-04  Stuart Hastings  <stuart@apple.com>
39330         * config/i386/darwin.h: Darwin/x86 doesn't support CPUs before
39331         686, tell Darwin assembler to allow prefetch insns, non-empty def
39332         of SUBTARGET_OPTION_TRANSLATE_TABLE.
39334 2004-03-04  DJ Delorie  <dj@redhat.com>
39336         PR optimization/14282
39337         * sched-deps.c (sched_analyze_insn): Allow a stack adjustment
39338         between a call and the assignment of its return value.
39340 2004-03-04  Kazu Hirata  <kazu@cs.umass.edu>
39342         * config/h8300/h8300.c: Put a comment for every function.
39344 2004-03-04  Kazu Hirata  <kazu@cs.umass.edu>
39346         * config/h8300/h8300.md: Add comments about peephole2's.
39348 2004-03-04  Steven Bosscher  <stevenb@suse.de>
39350         * i386.h (TARGET_CPU_DEFAULT_nocona): Fix value.
39352 2004-03-04  Jan Hubicka  <jh@suse.cz>
39354         * cfgcleanup.c (thread_jump): Update call of cselib_init.
39355         * cselib.c (cselib_record_memory): New static variable.
39356         (cselib_lookup_mem, cselib_record_set, cselib_record_sets):
39357         Give up on memories when asked for.
39358         (cselib_init): Accept new argument.
39359         * cselib.h (cselib_init): Update prototype.
39360         * gcse.c (local_cprop_pass): Update call of cselib_init.
39361         * loop.c (load_mems): Update call of cselib_init.
39362         * postreload.c (reload_cse_regs_1): Update call of cselib_init.
39363         * sched-deps.c (sched_analyze): Update call of cselib_init.
39365 2004-03-04  David Edelsohn  <edelsohn@gnu.org>
39366             GP <gp@qnx.com>
39368         * config/rs6000/rs6000.c (output_function_profiler): Append @plt
39369         when compiling PIC.
39371 2004-03-04  Josef Zlomek  <zlomekj@suse.cz>
39373         PR/14362
39374         * var-tracking.c (track_expr_p): Do not track variables which
39375         should be ignored for debugging purposes.
39377 2004-03-04  Alan Modra  <amodra@bigpond.net.au>
39379         * real.c (encode_ibm_extended): Don't bother rounding low double.
39380         * c-cppbuiltin.c (builtin_define_float_constants): Tweak MAX
39381         when fmt->pnan < fmt->p.
39383 2004-03-04  Eric Christopher  <echristo@redhat.com>
39385         * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Fix to check
39386         only range of valid arg registers and fixed_regs.
39388 2004-03-04  Alan Modra  <amodra@bigpond.net.au>
39390         PR target/14406
39391         * config/rs6000/rs6000.md (abstf2, abstf2+1): Delete define_insn.
39392         (abstf2, abstf2_internal): New define_expand.
39394 2004-03-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
39396         PR optimization/14235
39397         * expr.c (convert_move): Copy the source to a new pseudo
39398         when converting from a sub-word source to a larger-than-word
39399         register which conflicts with the source.
39401 2004-03-03  Zack Weinberg  <zack@codesourcery.com>
39403         PR 13728
39404         * c-decl.c (diagnose_mismatched_decls): Issue an error for two
39405         parameters with the same name, unless one is a forward decl.
39406         Do not issue a redundant-redeclaration warning for forward
39407         decls of parameters.
39409 2004-03-04  David Edelsohn  <edelsohn@gnu.org>
39411         * doc/install.texi (*-ibm-aix*): Document use of Bash to speed up
39412         configuration.
39414 2004-03-03  Ian Lance Taylor  <ian@wasabisystems.com>
39416         * ggc-zone.c (ggc_pch_write_object): Don't align file pointer.
39418 2004-03-04  Alan Modra  <amodra@bigpond.net.au>
39420         * target-def.h (TARGET_OPTF): Delete.
39421         * c-opts.c (TARGET_OPTF): Define.
39423 2004-03-04  Jan Hubicka  <jh@suse.cz>
39425         * cselib.c (cselib_finish): Fix another miss-application of my previous
39426         patch.
39428 2004-03-03  Mike Stump  <mrs@apple.com>
39430         Add framework support for darwin.
39432         * c-incpath.c: Include target.h and machmode.h.
39433         (add_path): Use a consistent style for cpp_dir.  Initialize
39434         p->construct to 0.
39435         (add_cpp_dir_path): New.
39436         (register_include_chains): Add use of extra_includes callback.
39437         (hook_void_int): Add.
39438         (target_c_incpath): Add.
39439         * c-incpath.h (add_cpp_dir_path): New.
39440         (target_c_incpath_s): Add.
39441         (target_c_incpath): Add.
39442         (C_INCPATH_INIT): Add.
39443         * c-opts.c (c_common_missing_argument,
39444         c_common_handle_option): Add -F argument processing.
39445         * c.opt: Add -F argument processing.
39446         * gcc.c (trad_capable_cpp): Add -F argument processing.
39447         * cppfiles.c (find_file_in_dir): Update to use construct
39448         callback.
39449         (search_path_exhausted, cpp_get_path, cpp_get_buffer,
39450         cpp_get_prev): New.
39451         (_cpp_find_file): Use search_path_exhausted.
39452         (make_cpp_dir): Initialize construct to 0.
39453         * cpplib.h (missing_header_cb
39454         cpp_get_path, cpp_get_buffer, cpp_get_file, cpp_get_prev): New.
39455         (cpp_callbacks): Add missing_header
39456         (cpp_dir): Add construct.
39457         * target-def.h: (TARGET_OPTF): New.
39458         * hooks.c (hook_void_int, hook_void_charptr): Add.
39459         * hooks.h (hook_void_int, hook_void_charptr): Add.
39460         * Makefile.in (c-incpath.o) : Add $(TARGET_H) and
39461         $(MACHMODE_H) dependencies.
39462         * doc/invoke.texi (Darwin Options): Document -F.
39463         * doc/tm.texi (TARGET_EXTRA_INCLUDES): Add.
39464         (TARGET_OPTF): Add.
39465         * fix-header.c (target_c_incpath): Add.
39467         * config/darwin-c.c: Add c-incpath.h include.
39468         (using_frameworks, find_subframework_file,
39469         find_subframework_header, add_system_framework_path,
39470         frameworks_in_use, num_frameworks, max_frameworks,
39471         add_framework, find_framework, struct framework_header,
39472         framework_header_dirs, framework_construct_pathname,
39473         find_subframework_file, add_system_framework_path,
39474         add_framework_path, framework_defaults,
39475         darwin_register_frameworks, find_subframework_header): Add.
39476         * config/darwin.h (TARGET_EXTRA_INCLUDES, TARGET_OPTF): New.
39477         (TARGET_OPTION_TRANSLATE_TABLE): Add -framework support.
39478         (CPP_SPEC): Add __APPLE_CC__ support.
39479         * t-darwin (darwin-c.o): Add c-incpath.h dependency.
39481 2004-03-04  Jan Hubicka  <jh@suse.cz>
39483         * cselib.c (cselib_finish): Fix miss-application of my previous
39484         patch.
39486 2004-03-03  Kazu Hirata  <kazu@cs.umass.edu>
39488         * hooks.c (hook_tree_tree_identity): New.
39489         * hooks.h: Add a prototype for hook_tree_tree_identity.
39490         * stmt.c (expand_asm_operands): Use targetm.md_asm_clobbers
39491         instead of MD_ASM_CLOBBERS.
39492         * system.h (MD_ASM_CLOBBERS): Poison.
39493         * target-def.h (TARGET_MD_ASM_CLOBBERS): New.
39494         (TARGET_INITIALIZER): Add TARGET_MD_ASM_CLOBBERS.
39495         * target.h (gcc_target): Add md_asm_clobbers.
39496         * config/i386/i386.c (TARGET_MD_ASM_CLOBBERS): New.
39497         (ix86_md_asm_clobbers): New.
39498         * config/i386/i386.h (MD_ASM_CLOBBERS): Remove.
39499         * doc/tm.texi (MD_ASM_CLOBBERS): Change to
39500         TARGET_MD_ASM_CLOBBERS.
39502 2004-03-03  Stuart Hastings  <stuart@apple.com>
39504         * config.gcc: Arrange for Darwin/x86 to build libgcc_eh.a.
39506 2004-03-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
39508         * config/sparc/sparc.c (noov_compare64_op): Fix typo.
39510         * config/sparc/sparc.h (ASM_FLOAT): Delete.
39511         (ASM_DOUBLE): Likewise.
39512         (ASM_LONGDOUBLE): Likewise.
39513         * config/sparc/pbd.h (ASM_INT_OP): Delete.
39515 2004-03-03  Richard Henderson  <rth@redhat.com>
39517         PR opt/13862
39518         * cselib.c (cselib_record_sets): Don't record multiple sets in
39519         asm insns.
39521 2004-03-03  Mostafa Hagog  <mustafa@il.ibm.com>
39523         * common.opt: Add description of the new -fgcse-after-reload flag.
39525         * flags.h (flag_gcse_after_reload): Declaration of global variable.
39527         * gcse.c (reg_used_on_edge ,reg_set_between_after_reload_p,
39528         reg_used_between_after_reload_p, rtx get_avail_load_store_reg,
39529         is_jump_table_basic_block, bb_has_well_behaved_predecessors,
39530         get_bb_avail_insn, hash_scan_set_after_reload,
39531         compute_hash_table_after_reload, eliminate_partially_redundant_loads,
39532         gcse_after_reload, get_bb_avail_insn): New functions to implement
39533         gcse-after-reload.
39534         (gcse_after_reload_main): New function, the main entry point to
39535         gcse-after-reload.
39537         * rtl.h (gcse_after_reload_main): Declaration of the new function.
39539         * opts.c (common_handle_option): Handle the -fgcse-after-reload flag.
39541         * toplev.c (flag_gcse_after_reload): Initialization.
39543         * passes.c (rest_of_handl_gcse2): Call gcse_after_reload_main.
39545         * params.def (PARAM_GCSE_AFTER_RELOAD_PARTIAL_FRACTION,
39546         PARAM_GCSE_AFTER_RELOAD_CRITICAL_FRACTION): New parameters for tuning
39547         the gcse after reload optimization.
39549         * params.h (GCSE_AFTER_RELOAD_PARTIAL_FRACTION,
39550         GCSE_AFTER_RELOAD_CRITICAL_FRACTION): Two macros to access the tuning
39551         parameters.
39553         * doc/invoke.texi: Documentation for the new flag gcse-after-reload.
39555 2004-03-03  Nicolas Pitre <nico@cam.org>
39557         * config/arm/ieee754-df.S (muldf3, divdf3): Fix denormalization of
39558         small negative values.
39560 2004-03-03  Jan Hubicka  <jh@suse.cz>
39562         * cselib.c (hash_table): Remove GTY marker.
39563         (reg_values): Turn into array.
39564         (used_regs): Likewise.
39565         (n_used_regs): New static variable.
39566         (reg_values_old): Kill.
39567         (clear_table): Update uses of arrays.
39568         (cselib_lookup): Likewise.
39569         (cselib_record_set): Likewise.
39570         (cselib_init): Likewise.
39571         (cselib_finish): Likewise.
39572         (cselib_udpate_varray_sizes): Kill.
39573         * cselib.h (cselib_update_varray_sizes): Kill.
39575 2004-03-03  Paul Brook  <paul@codesourcery.com>
39577         * flow.c (ior_reg_cond, and_reg_cond): Remove stray ")".
39579 2004-03-03  Jan Hubicka  <jh@suse.cz>
39581         * ggc-common.c (ggc_alloc_cleared_stat, ggc_realloc_stat):
39582         Rename from ...; make statistics transparent.
39583         (ggc_alloc_cleared, ggc_realloc_stat): ... these.
39584         (loc_descriptor): New structure.
39585         (hash_descriptor, eq_descriptor, loc_descriptor, cmp_statistics,
39586         add_statistics):
39587         New static function.
39588         (ggc_record_overhead, dump_statistics): New global function.
39589         * ggc-none.c (ggc_alloc_types_stat, ggc_alloc_stat, ggc_alloc_zone_stat,
39590         ggc_alloc_cleared_stat, ggc_realloc_stat, ggc_alloc_typed_stat): Rename
39591         from ...; accept locations
39592         (ggc_alloc_types, ggc_alloc, ggc_alloc_zone, ggc_alloc_cleared,
39593         ggc_realloc, ggc_alloc_typed): ... this one.
39594         from ...; accept locations
39595         * ggc-page.c (ggc_alloc_typed_stat, ggc_alloc_zone_stat,
39596         ggc_alloc_stat): Rename from ... ; pass locations
39597         * ggc-page.c (ggc_alloc_typed, ggc_alloc_zone, ggc_alloc):
39598         ... this one.
39599         (ggc_alloc_stat): Record overehead.
39600         * ggc.h (ggc_alloc_types, ggc_alloc, ggc_alloc_zone, ggc_alloc_cleared,
39601         ggc_realloc, ggc_alloc_typed): Turn to macros
39602         (ggc_alloc_types_stat, ggc_alloc_stat, ggc_alloc_zone_stat,
39603         ggc_alloc_cleared_stat, ggc_realloc_stat, ggc_alloc_typed_stat): Declare.
39604         (dump_ggc_loc_satistics, ggc_record_overehead): Declare.
39605         * langhooks.h (lhd_make_node): Declare.
39606         (LANG_HOOKS_MAKE_TYPE): Default to new function,
39607         * langhooks.c (lhd_make_node): New.
39608         * rtl.c (rtx_alloc_stat, swallow_copy_rtx_stat): Rename from ... ; pass
39609         locations.
39610         (rtx_alloc, swallow_copy_rtx): ... this one.
39611         * rtl.h (rtx_alloc, swallow_copy_rtx): Turn to macros.
39612         * rtl.c (rtx_alloc_stat, swallow_copy_rtx_stat): Declare.
39613         * toplpev.c (finalize): Dump stats.
39614         * tree.c (make_node_stat, copy_node_stat, make_tree_vec_stat,
39615         build_tree_list_stat, tree_cons_stat, build?_stat,  build_decl_stat):
39616         Rename from ... ; pass locators.
39617         (make_node, copy_node, make_tree_vec, build_tree_list, tree_cons,
39618         build?,  build_decl): Declare.
39619         * tree.h (make_node_stat, copy_node_stat, make_tree_vec_stat,
39620         build_tree_list_stat, tree_cons_stat, build?_stat,  build_decl_stat):
39621         Declare.
39622         (make_node, copy_node, make_tree_vec, build_tree_list, tree_cons,
39623         build?,  build_decl): New macros.
39624         * Makefile.in (RTL_H, TREE_H): Add statistics.h dependency.
39625         * statistics.h: New file.
39627 2004-03-03  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
39628             Richard Sandiford  <rsandifo@redhat.com>
39630         * config/mips/mips.h (MASK_FIX_SB1): Bump.
39631         (MASK_FIX_R4400, TARGET_FIX_R4400): New macros.
39632         (TARGET_SWITCHES): Add -mfix-r4400 and -mno-fix-r4400.
39633         * config/mips/mips.c (mips_output_division): Fill the branch delay
39634         slot with a nop if TARGET_FIX_R4000.  Extend R4000 workarounds to
39635         TARGET_FIX_R4400.
39636         (mips_output_division): Adjust accordingly.
39637         (override_options): Make -march=r4400 imply -mfix-r4400 by default.
39638         * doc/invoke.texi: Document -mfix-r4400 and new errata workarounds.
39640 2004-03-03  Paolo Bonzini  <bonzini@gnu.org>
39642         * alias.c (rtx_equal_for_memref_p): Use predicates
39643         to test rtx classes and new rtx class codes, possibly
39644         splitting conditionals that tested against '<' and 'o'.
39645         * caller-save.c (save_call_clobbered_regs): Likewise.
39646         * combine.c (contains_muldiv, find_split_point, subst,
39647         combine_simplify_rtx, simplify_if_then_else,
39648         simplify_set, simplify_logical, expand_compound_operation,
39649         make_compound_operation, if_then_else_cond, known_cond,
39650         apply_distributive_law, cached_nonzero_bits,
39651         cached_num_sign_bit_copies, simplify_shift_const,
39652         gen_binary, simplify_comparison, update_table_tick,
39653         record_value_for_reg, get_lsat_value_validate): Likewise.
39654         * cse.c (mention_regs, find_best_addr, find_comparison_args,
39655         fold_rtx, cse_insn, invalidate_memory, cse_basic_block):
39656         Likewise.
39657         * emit-rtl.c (copy_insn_1): Likewise.
39658         * expr.c (force_operand): Likewise.
39659         * final.c (final_scan_insn, get_mem_expr_from_op): Likewise.
39660         * flow.c (notice_stack_pointer_modification_1,
39661         invalidate_mems_from_autoinc, ior_reg_cond, not_reg_cond,
39662         and_reg_cond, elim_reg_cond): Likewise.
39663         * function.c (update_epilogue_consts): Likewise.
39664         * genattrtab.c (attr_rtx_1): Likewise.
39665         * genopinit.c (gen_insn): Likewise.
39666         * integrate.c (subst_constants): Likewise.
39667         * jump.c (reversed_comparison_code_parts,
39668         reversed_comparison_code, delete_related_insns,
39669         rtx_renumbered_equal_p): Likewise.
39670         * local-alloc.c (block_alloc): Likewise.
39671         * loop.c (rtx_equal_for_prefetch_p, maybe_eliminate_biv,
39672         canonicalize_condition): Likewise.
39673         * loop-iv.c (simplify_using_conditions, iv_number_of_iterations):
39674         Likewise.
39675         * optabs.c (add_equal_node, expand_binop): Likewise.
39676         * predict.c (estimate_probability): Likewise.
39677         * ra-debug.c (ra_print_rtx_2op, ra_print_rtx): Likewise.
39678         * recog.c (validate_replace_rtx_1, comparison_operator,
39679         offsettable_address_p, constrain_operands): Likewise.
39680         * reg-stack.c (swap_rtx_condition_1, subst_stack_regs_pat):
39681         Likewise.
39682         * regclass.c (scan_one_insn): Likewise.
39683         * regmove.c (stable_and_no_regs_but_for_p): Likewise.
39684         * regrename.c (kill_autoinc_value): Likewise.
39685         * reload.c (find_reusable_reload, find_reloads,
39686         reg_overlap_mentioned_for_reload_p): Likewise.
39687         * reload1.c (gen_reload, delete_address_reloads_1): Likewise.
39688         * rtl.c (copy_rtx): Likewise.
39689         * rtl.h (CONSTANT_P, INSN_P): Likewise.
39690         * rtlanal.c (commutative_operand_precedence): Likewise.
39691         * sched-deps.c (conditions_mutex_p): Likewise.
39692         * sched-rgn.c (is_cfg_nonregular): Likewise.
39693         * simplify-rtx.c (simplify_gen_binary,
39694         simplify_gen_relational, simplify_replace_rtx,
39695         simplify_unary_operation, simplify_binary_operation,
39696         simplify_ternary_operation, simplify_rtx): Likewise.
39697         * unroll.c (reg_dead_after_loop): Likewise.
39698         * config/alpha/alpha.c (alpha_swapped_comparison_operator,
39699         print_operand): Likewise.
39700         * config/arc/arc.c (proper_comparison_operator): Likewise.
39701         * config/arm/arm.c (arm_arm_address_cost, arm_select_cc_mode):
39702         Likewise.
39703         * config/avr/avr.c (_reg_unused_after): Likewise.
39704         * config/frv/frv.c (frv_ifcvt_modify_tests,
39705         frv_ifcvt_modify_insn, frv_pack_insn): Likewise.
39706         * config/i386/i386.c (ix86_comparison_operator,
39707         ix86_carry_flag_operator, fcmov_comparison_operator,
39708         arith_or_logical_operator, print_operand,
39709         ix86_expand_binary_operator, ix86_binary_operator_ok):
39710         Likewise.
39711         * config/i386/i386.md: Likewise.
39712         * config/ia64/ia64.c (not_postinc_memory_operand,
39713         ia64_print_operand, update_set_flags, errata_emit_nops):
39714         Likewise.
39715         * config/ia64/ia64.h (PREFERRED_RELOAD_CLASS,
39716         CONSTRAINT_OK_FOR_S): Likewise.
39717         * config/ip2k/ip2k.c (mdr_resequence_xy_yx,
39718         mdr_try_move_dp_reload, ip2k_check_can_adjust_stack_ref,
39719         ip2k_xexp_not_uses_reg_for_mem, ip2k_xexp_not_uses_reg_p,
39720         ip2k_composite_xexp_not_uses_reg_p, ip2k_unary_operator):
39721         Likewise.
39722         * config/iq2000/iq2000.c (cmp_op, symbolic_expression_p,
39723         eqne_comparison_operator, signed_comparison_operator):
39724         Likewise.
39725         * config/mips/mips.c (cmp_op, symbolic_expression_p):
39726         Likewise.
39727         * config/mmix/mmix (mmix_foldable_comparison_operator,
39728         mmix_comparison_operator): Likewise.
39729         * config/pa/pa.c (hppa_legitimize_address): Likewise.
39730         * config/rs6000/rs6000.c (stmw_operation,
39731         branch_comparison_operator, trap_comparison_operator,
39732         ccr_bit): Likewise.
39733         * config/rs6000/rs6000.h (SELECT_CC_MODE): Likewise.
39734         * config/s390/s390.c (s390_alc_comparison,
39735         s390_slb_comparison):L Likewise.
39736         * config/sh/sh.c (gen_block_redirect, reg_unused_after):
39737         Likewise.
39738         * config/sparc/sparc.c (eq_or_neq, normal_comp_operator,
39739         noov_compare_op, noov_compare64_op, v9_regcmp_op,
39740         emit_hard_tfmode_operation, reg_unused_after)
39741         * doc/md.texi, doc/rtl.texi: Likewise.
39743         * ra-debug.c: Add 2004 to list of copyright years.
39744         * unroll.c: Likewise.
39746         * combine.c (simplify_logical): Remove dummy test,
39747         (apply_distributive_law): Fix typo in comment.
39748         GET_CODE (x) == AND so x is a commutative binary op.
39749         * jump.c (delete_related_insns): simplify loop
39750         condition, move testing of RTX codes inside the loop.
39751         (rtx_renumbered_equal_p): do not use RTX_CODE.
39752         * rtl.c (rtx_class): Declare as enum rtx_class.
39753         * rtl.def (EQ, NE, UNEQ, LTGT, UNORDERED, ORDERED):
39754         Move to RTX_COMM_COMPARE class.
39755         (HIGH, SYMBOL_REF, LABEL_REF, CONST, CONST_INT, CONST_DOUBLE):
39756         Move to RTX_CONST_OBJ class.
39757         * rtl.h (enum rtx_class): New declaration,
39758         (RTX_OBJ_MASK, RTX_OBJ_RESULT, RTX_COMPARE_MASK,
39759         RTX_COMPARE_RESULT, RTX_ARITHMETIC_MASK, RTX_ARITHMETIC_RESULT,
39760         RTX_BINARY_MASK, RTX_BINARY_RESULT, RTX_COMMUTATIVE_MASK,
39761         RTX_COMMUTATIVE_RESULT, RTX_NON_COMMUTATIVE_RESULT,
39762         RTX_EXPR_FIRST, RTX_EXPR_LAST, UNARY_P, BINARY_P,
39763         ARITHMETIC_P, COMMUTATIVE_ARITHMETIC_P, COMPARISON_P,
39764         SWAPPABLE_OPERANDS_P, NON_COMMUTATIVE_P, COMMUTATIVE_P,
39765         OBJECT_P): New macros.
39766         * config/sparc/sparc.c (noov_compare_op): Remove register
39767         from parameter.
39769 2004-03-03  Kazu Hirata  <kazu@cs.umass.edu>
39771         * target.h: Remove texi jargons in comments.
39773 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39775         * config/h8300/lib1funcs.asm (___fixunssfsi): Change the
39776         threshold to 0x4f.
39778         Revert:
39779         2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
39780         * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
39781         as well.
39782         * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
39783         * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.
39785 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39787         * doc/md.texi (cbranchmode4): New.
39789 2004-03-02  Eric Christopher  <echristo@redhat.com>
39791         * config/mips/mips16.S: Change fixsfsi and fixdfsi to
39792         fix_trunc.
39793         * config/mips/mips.c (mips_init_libfuncs): Change accordingly.
39794         * config/mips/t-elf (LIB1ASMFUNCS): Ditto.
39795         * config/mips/t-isa3264 (LIB1ASMFUNCS): Ditto.
39796         * config/mips/t-r3900 (LIB1ASMFUNCS): Ditto.
39798 2004-03-02  Richard Henderson  <rth@redhat.com>
39800         PR middle-end/11767
39801         * coverage.c (coverage_counter_ref): Set MEM_NOTRAP_P.
39802         * optabs.c (prepare_cmp_insn): Force trapping memories to registers
39803         before the compare, if flag_non_call_exceptions.
39805 2004-03-02  Richard Henderson  <rth@redhat.com>
39807         PR middle-end/14327
39808         * stmt.c (expand_computed_goto): Do do_pending_stack_adjust before
39809         emitting the label, not after.
39811 2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
39813         * config/m68hc11/m68hc11.c (m68hc11_addr_mode): New variable.
39814         (m68hc11_mov_addr_mode): Likewise.
39815         (m68hc11_override_options): Initialize them based on target.
39816         (register_indirect_p): Allow a MEM for indirect addressing modes and
39817         use flags to control what is allowed.
39818         (m68hc11_small_indexed_indirect_p): Use m68hc11_mov_addr_mode for
39819         supported addressing modes.
39820         (m68hc11_register_indirect_p): Use m68hc11_addr_mode.
39821         (go_if_legitimate_address_internal): Likewise.
39822         (m68hc11_indirect_p): Likewise and check the mode.
39823         (print_operand): Allow a (MEM (MEM)) and generate indirect addressing.
39825 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39827         * builtins.c (BUILTIN_SETJMP_FRAME_VALUE): Remove.
39828         (expand_builtin_setjmp_setup): Use
39829         targetm.builtin_setjmp_frame_value instead of
39830         BUILTIN_SETJMP_FRAME_VALUE.
39831         * system.h (BUILTIN_SETJMP_FRAME_VALUE): Poison.
39832         * target-def.h (TARGET_BUILTIN_SETJMP_FRAME_VALUE): New.
39833         (TARGET_INITIALIZER): Add TARGET_BUILTIN_SETJMP_FRAME_VALUE.
39834         * target.h (gcc_target): Add builtin_setjmp_frame_value.
39835         * targhooks.c (default_builtin_setjmp_frame_value): New.
39836         * targhooks.h: Add a prototype for
39837         default_builtin_setjmp_frame_value.
39838         * doc/tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Change to
39839         TARGET_BUILTIN_SETJMP_FRAME_VALUE.
39841 2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
39843         * config/m68hc11/m68hc11.md (move peephole2): New peepholes to optimize
39844         sequences of moves.
39845         (add peepholes): New peepholes to optimize sequences adding small
39846         constants.
39847         (bset peepholes): New peepholes to transform an OR in a bset form
39848         (bclr peepholes): Likewise for bclr form.
39849         (cmp peepholes): New peepholes to avoid register copies when comparing.
39851 2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
39853         * config/m68hc11/m68hc11.md ("*pushdi_internal"): New insn and split
39854         to separate push from moves.
39855         ("*pushdf_internal"): Likewise.
39856         ("*pushsf_internal"): Likewise.
39857         ("*pushsi_internal"): Likewise.
39858         ("movdi_internal"): Use define_insn_and_split; non push operand.
39859         ("movdf_internal"): Likewise.
39860         ("movsf_internal"): Likewise.
39861         ("movsi_internal"): Likewise.
39862         ("*movhi_68hc12", "*addhi3_68hc12"): Fix and tune constraints
39863         ("*addhi3", "*subhi3", "*andhi3_mem", "*iorhi3_mem"): Likewise.
39864         ("*ashlsi3_const1", "*lshrsi3_const1"): Likewise.
39866 2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
39868         * config/m68hc11/m68hc11.md ("tstqi_z_used"): Use define_insn_and_split.
39869         ("cmphi_z_used", "cmpqi_z_used"): Likewise.
39870         ("movstrictsi", "movstricthi", "movstrictqi"): Likewise.
39871         ("anddi3", "andsi3", "iordi3", "iorsi3"): Likewise.
39872         ("xordi3", "xorsi3", "*logicalsi3_zexthi"): Likewise.
39873         ("*logicalsi3_zextqi", "*logicalhi3_zexthi_ashift8"): Likewise.
39874         ("logicalhi3_zexthi", "*logicalsi3_silshr16"): Likewise.
39875         ("*logicalsi3_silshl16", "*logicalsi3_silshl16_zext"): Likewise.
39876         ("*ashldi3_const32", "*ashldi3_const1", "addsi_silshr16"): Likewise.
39877         ("addsi_andshr16", "*ashlsi3_const16_zexthi"): Likewise.
39878         ("*lshrdi3_const32", "*lshrdi_const1"): Likewise.
39880 2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
39882         * config/m68hc11/m68hc11.md (SOFT_TMP_REGNUM): Define.
39883         (SOFT_XY_REGNUM): Define.
39884         (cmp split): Use the above instead of hard coded numbers.
39885         (8-bit op split): No need to check the mode; allow Q_REG.
39886         (ashift split): Adjust the first operand if it uses the SP and we
39887         are pushing the shifted value.
39888         (plus shift split): Fix when a source is in register D+X.
39889         ("doloop_end"): Pass dummy arguments to gen_rtx_NE.
39891 2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
39893         * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix when
39894         comparing with Z register.
39896 2004-03-02  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
39898         * cfgloop.h (struct loop_desc): Removed.
39899         (struct loop): Fields simple, desc and has_desc removed.
39900         (simple_loop_p, count_loop_iterations): Declaration removed.
39901         * cfgloopanal.c (struct unmark_altered_insn_data): Removed.
39902         (unmark_altered, blocks_invariant_registers, unmark_altered_insn
39903         blocks_single_set_registers, invariant_rtx_wrto_regs_p_helper,
39904         invariant_rtx_wrto_regs_p, test_for_iteration, constant_iterations,
39905         simple_loop_exit_p, variable_initial_value, variable_initial_values,
39906         simple_condition_p, simple_increment, count_strange_loop_iterations,
39907         inverse, fits_in_mode_p, simple_loop_p, count_loop_iterations):
39908         Removed.
39909         * loop-iv.c (check_simple_exit, find_simple_exit): Update comments.
39911 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39913         * genattrtab.c: Don't handle MATCH_INSN.
39914         * genrecog.c: Likewise.
39915         * gensupport.c: Likewise.
39916         * rtl.def (match_insn): Remove.
39917         * doc/md.texi (match_insn, match_insn2): Remove.
39919 2004-03-02  Mark Mitchell  <mark@codesourcery.com>
39921         * doc/c-tree.texi (DECL_ASSEMBLER_NAME): Mention that using this
39922         macro results in memory allocation.
39924 2004-03-02  David O'Brien  <obrien@FreeBSD.org>
39926         * config/freebsd-spec.h (FBSD_DYNAMIC_LINKER): Add.
39927         * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Define
39928         %(fbsd_dynamic_linker),
39929         (LINK_SPEC): Use %(fbsd_dynamic_linker), and sync style with
39930         config/i386/freebsd.h
39931         * config/arm/freebsd.h: Ditto.
39932         * config/i386/freebsd.h: Ditto.
39933         * config/i386/freebsd64.h: Ditto.
39934         * config/ia64/freebsd.h: Ditto.
39935         * config/rs6000/sysv4.h: Ditto.
39936         * config/sparc/freebsd.h: Ditto.
39938 2004-03-02  Loren James Rittle  <ljrittle@acm.org>
39940         * doc/install.texi (*-*-freebsd*): Update target information.
39942 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39944         * rtl.def (define_combine): Remove.
39946 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39948         * config/h8300/h8300.md: Tweak formatting.
39950 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39952         * config/h8300/h8300.md (*cmphi_h8300): Rename to
39953         *cmphi_h8300_znvc.
39954         (*cmphi_h8300hs): Rename to *cmphi_h8300hs_znvc.
39956 2004-03-01  Mark Mitchell  <mark@codesourcery.com>
39958         PR bootstrap/14356
39959         * gcc.c (process_command): Remove const-qualification from argv.
39960         (main): Likewise.
39962 2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
39964         * config/h8300/h8300.md (pushqi1_h8300hs): Rename to
39965         pushqi1_h8300hs_advanced.  Adjust its caller.
39966         (pushhi1_h8300hs): Rename to pushhi1_h8300hs_advanced.
39967         Adjust its caller.
39969 2004-03-02  Nicolas Roche  <roche@act-europe.fr>
39971         * Makefile.in (install-libgcc, install-multilib): Pass
39972         mkinstalldirs var to libgcc.mk.
39974 2004-03-01  Kazu Hirata  <kazu@cs.umass.edu>
39976         * system.h (DBX_OUTPUT_STANDARD_TYPES): Poison.
39977         * doc/tm.texi (DBX_OUTPUT_STANDARD_TYPES): Remove.
39979 2004-03-01  Kazu Hirata  <kazu@cs.umass.edu>
39981         * config/h8300/h8300.c (gtle_operator): Accept GT and LE.
39982         * config/h8300/h8300.md: Split several peephole2's, each into
39983         two.
39985 2004-03-02  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
39987         * dominance.c (recount_dominator): Handle postdominators.
39989 2004-03-01  Richard Sandiford  <rsandifo@redhat.com>
39991         * config/mips/mips-protos.h (enum mips_symbol_type): Move from mips.h.
39992         (NUM_SYMBOL_TYPES): Likewise.
39993         (SYMBOL_64_HIGH, SYMBOL_64_MID, SYMBOL_64_LOW): New symbol types.
39994         (mips_unspec_address): Declare.
39995         (mips_gotoff_page, mips_gotoff_global): Delete.
39996         * config/mips/mips.h (PREDICATE_CODES): Add general_symbolic_operand.
39997         * config/mips/mips.c (enum mips_symbol_type, NUM_SYMBOL_TYPES): Delete.
39998         (mips_symbolic_constant_p, mips_symbolic_address_p)
39999         (mips_symbol_insns): Handle new symbol types.
40000         (general_symbolic_operand): New predicate.
40001         (mips_unspec_address): Make extern.
40002         (mips_gotoff_page, mips_gotoff_global): Delete.
40003         (override_options): Allow -mabi=64 -mno-abicalls -mexplicit-relocs.
40004         Handle new symbol types.
40005         * config/mips/mips.md (*lea_high64, *lea64): New patterns.
40006         (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_disp[sd]i): Call
40007         mips_unspec_address directly.
40008         * doc/invoke.texi: Remove the -mabi=64 -mno-abicalls exception from
40009         the documentation of -mexplicit-relocs.
40011 2004-03-01  Jeff Law  <law@redhat.com>
40013         * fold-const.c (fold): An equality comparison of a non-weak object
40014         against zero has a known result.  Similarly an equality comparison
40015         of the address of two non-weak, unaliased symbols has a known result.
40017         * ggc-page.c (struct page_entry): New field PREV.
40018         (ggc_alloc): Update PREV field appropriately.
40019         (sweep_pages): Likewise.
40020         (ggc_free): Likewise.  Use PREV field rather than loop to
40021         improve ggc_free performance.
40023 2004-03-01  Richard Sandiford  <rsandifo@redhat.com>
40025         * config/mips/mips.c (mips_output_division): Use the division
40026         instruction to fill the delay slot of a zero check.
40027         (mips_idiv_insns): Adjust accordingly.
40029 2004-03-01  Nathanael Nerode  <neroden@gcc.gnu.org>
40031         * config.gcc: Create a default tmake_file for linux, and use
40032         it in all but two linux clauses.  Comment those two.
40034 2004-03-01  Paolo Bonzini  <bonzini@gnu.org>
40036         * combine.c (try_combine): Do not refer to is_replaced.
40037         (gen_lowpart_for_combine): Perverse subregs now have a
40038         more politically correct name.
40039         * cse.c (cse_insn): Likewise.
40040         * jump.c: Fix bogus reference to delete_insn.
40042 2004-02-29  Mark Mitchell  <mark@codesourcery.com>
40044         PR debug/14328
40045         * dwarf2out.c (gen_enumeration_type_die): Output all enumeration
40046         constants as signed values.
40048         PR middle-end/13448
40049         * c-tree.h (readonly_warning): Rename to ...
40050         (readonly_error): ... this.
40051         * c-typeck.c (build_unary_op): Adjust accordingly.
40052         (readonly_warning): Rename to ...
40053         (readonly_error): ... this and issue errors, not warnings.
40054         (build_modify_expr): Call readonly_error, not readonly_warning.
40055         (c_expand_asm_operands): Likewise.
40056         * tree-inline.c (optimize_inline_calls): Do not inline functions
40057         after errors have occurred.
40059 2004-02-29  Nathanael Nerode  <neroden@gcc.gnu.org>
40061         * configure.ac: Rearrange some threading code for clarity;
40062         add section comment.
40063         * configure: Regenerate.
40065 2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
40067         * passes.c, config/frv/frv.c, config/sh/sh.c: Fix comment
40068         typos.
40069         * doc/cppopts.texi: Fix a typo.
40071 2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
40073         * config/i386/i386.md: Fix formatting.
40075 2004-02-29  Nathanael Nerode  <neroden@gcc.gnu.org>
40077         * configure.ac: Add some comments delineating sections of code.
40079         * doc/install.texi: Note that libada uses autoconf 2.57 also.
40081         * doc/install.texi: Fix idiot typo in previous commit.
40083         * doc/install.texi: Update for conversion of intl to autoconf 2.57.
40085 2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
40087         * config/h8300/h8300.md: Add comments about peephole2's.
40089 2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
40091         * config/h8300/h8300.md: Tweak operand numbers of some
40092         peephole2's.
40094 2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
40096         * config/h8300/h8300.md: Tweak comments about peephole2's.
40098 2004-02-29  Waldek Hebisch  <hebisch@math.uni.wroc.pl>
40100         PR middle-end/14203
40101         * function.c (uninitialized_vars_warning): Use DECL_RTL_SET_P
40102         instead of testing whether DECL_RTL is not NULL.
40104 2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
40106         * config/sh/sh.c: Fix formatting.
40108 2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
40110         * config/sh/sh.c: Convert to ISO-C.
40112 2004-02-28  Andrew Pinski  <pinskia@physics.uc.edu>
40114         * c-typeck.c (tagged_types_tu_compatible_p): Fix pasto in
40115         my previous patch.
40117         * config/darwin.h (machopic_finish): Output stub even if the
40118         symbol is already defined.
40120 2004-02-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
40122         * pa64-hpux.h (LIB_SPEC): Fix linking under HP-UX 11.00 with -p and -pg.
40124 2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
40126         * genattr.c (main): Don't define
40127         TRADITIONAL_PIPELINE_INTERFACE or DFA_PIPELINE_INTERFACE.
40128         * system.h (TRADITIONAL_PIPELINE_INTERFACE): Poison.
40129         (DFA_PIPELINE_INTERFACE): Likewise.
40130         * doc/tm.texi (TRADITIONAL_PIPELINE_INTERFACE): Remove.
40131         (DFA_PIPELINE_INTERFACE): Likewise.
40133 2004-02-28  Richard Sandiford  <rsandifo@redhat.com>
40135         * config/mips/mips.md (tstsi, tstdi): Delete.
40137 2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
40139         * config/mips/mips.c (override_options): Remove an obsolete
40140         duplicate definition of the "e" constraint.
40141         * config/mips/mips.h: Update a comment accordingly.
40143 2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
40145         * config/mips/mips.md: Complete the unfinished R4000
40146         multiply/shift errata workaround.  Improve documentation.
40147         (hazard): Use TARGET_FIX_R4000 to decide whether an "imul" instruction
40148         has a hilo hazard.
40149         (mulsi3, mulsi3_internal, mulsi3_r4000): Use TARGET_FIX_R4000.
40150         (muldi3, muldi3_internal): Likewise.
40151         (muldi3_internal2): Remove, replacing with...
40152         (muldi3_mult3, muldi3_r4000): ...these new patterns.
40153         (mulsidi3): Take the errata into account.
40154         (mulsidi3_32bit): Remove, replacing with...
40155         (mulsidi3_32bit_internal, mulsidi3_32bit_r4000): ...these new patterns.
40156         (mulsidi3_64bit, mulsidi3_64bit_parts): Disable if TARGET_FIX_R4000.
40157         (umulsidi3): Take the errata into account.
40158         (umulsidi3_32bit): Remove, replacing with..
40159         (umulsidi3_32bit_internal, umulsidi3_32bit_r4000): ...these patterns.
40160         (umulsi3_highpart, umulsi3_highpart_internal): Disable if
40161         TARGET_FIX_R4000.
40162         (smulsi3_highpart, smulsi3_highpart_internal): Likewise.
40163         (smuldi3_highpart, umuldi3_highpart): Likewise.
40164         * doc/invoke.texi: Document the errata workaround.
40166 2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
40168         * config/mips/mips-protos.h (mips_idiv_insns): Declare.
40169         * config/mips/mips.h (MASK_FIX_SB1): Bump.
40170         (MASK_FIX_R4000, TARGET_FIX_R4000): New macros.
40171         (TARGET_SWITCHES): Add -mfix-r4000 and -mno-fix-r4000.
40172         * config/mips/mips.c (mips_idiv_insns): New function.
40173         (override_options): Make -march=r4000 imply -mfix-r4000 by default.
40174         (mips_output_division): Add a workaround for the R4000 divide/shift
40175         errata.
40176         * config/mips/mips.md (length): Use mips_idiv_insns() to calculate
40177         the length of an "idiv" instruction.
40178         * doc/invoke.texi: Document the new switches.
40180 2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
40182         * doc/tm.texi (IS_COSTLY_DEPENDENCE): Change to
40183         TARGET_SCHED_IS_COSTLY_DEPENDENCE.
40185 2004-02-28  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
40187         PR optimization/14229
40188         * cfgrtl.c (rtl_tidy_fallthru_edge): Do not fail for !onlyjump jump.
40190 2004-02-28  Eric Botcazou  <ebotcazou@act-europe.fr>
40192         * fold-const.c (fold): Strip NOPs that change the signedness
40193         for RSHIFT too.  Expand comment.
40195 2004-02-27  Ian Lance Taylor  <ian@wasabisystems.com>
40197         PR optimization/7871
40198         * flow.c (mark_set_1): Don't add LOG_LINKS for global registers
40199         from or to call insns.
40201 2004-02-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
40203         PR optimization/7871
40204         * flow.c (propagate_one_insn): Interpret calls as setting global
40205         registers, not merely clobbering them.
40207 2004-02-27  Dale Johannesen  <dalej@apple.com>
40209         * config/darwin.c (machopic_output_possible_stub_label): Remove.
40210         config/darwin-protos.h: Ditto.
40211         config/darwin.h: Remove call to it.
40212         * combine.c (distribute_notes): Do not place a REG_DEAD note
40213         when value is both set and used.
40215 2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
40217         * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
40218         as well.
40219         * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
40220         * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.
40222 2004-02-27  Andrew Pinski  <apinski@apple.com>
40224         * c-typeck.c (tagged_types_tu_compatible_p) <ENUMERAL_TYPE>:
40225         Speedup common case of the type values being in the same order.
40227 2004-02-27  Steve Ellcey  <sje@cup.hp.com>
40229         * config/ia64/ia64.h (no-inline-float-divide): New option.
40230         * config/ia64/ia64.h (no-inline-int-divide): New option.
40231         * config/ia64/ia64.h (no-inline-sqrt): New option.
40232         (TARGET_DEFAULT): Add MASK_INLINE_FLOAT_DIV_THR to define.
40233         * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
40234         * config/ia64/ia64.c (ia64_override_options): Modify error
40235         checking for inlined division/sqrt.
40237 2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
40239         * bb-reorder.c, cfgbuild.c, diagnostic.c, explow.c, profile.c,
40240         ra-build.c, read-rtl.c, tracer.c, unwind-dw2-fde-glibc.c,
40241         value-prof.c, config/darwin-protos.h, config/frv/frv-abi.h,
40242         config/i386/pmmintrin.h, config/pa/pa-hpux.h: Update
40243         copyright.
40245 2004-02-27  Paul Brook  <paul@codesourcery.com>
40247         * function.c (assign_parms): Don't count pretend args for alignment.
40249 2004-02-27  Richard Henderson  <rth@redhat.com>
40251         * passes.c: New file.
40252         * Makefile.in (OBJS-common): Add it.
40253         * diagnostic.c (rtl_dump_and_exit): Move decl ...
40254         * flags.h (rtl_dump_and_exit): ... here.
40255         * output.h (size_directive_output, last_assemble_variable_decl):
40256         Move from toplev.c.
40257         * rtl.h (reg_alloc): Move from toplev.c.
40258         * toplev.c (HAVE_conditional_execution, DUMPFILE_FORMAT,
40259         struct dump_file_info, enum dump_file_index, dump_file_tbl,
40260         open_dump_file, close_dump_file, rest_of_decl_compilation,
40261         rest_of_type_compilation, rest_of_handle_final,
40262         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
40263         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
40264         rest_of_handle_new_regalloc, rest_of_handle_old_regalloc,
40265         rest_of_handle_regrename, rest_of_handle_reorder_blocks,
40266         rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_regmove,
40267         rest_of_handle_tracer, rest_of_handle_if_conversion,
40268         rest_of_handle_if_after_combine, rest_of_handle_web,
40269         rest_of_handle_branch_prob,
40270         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
40271         rest_of_handle_addressof, rest_of_handle_sibling_calls,
40272         rest_of_handle_jump_bypass, rest_of_handle_inlining,
40273         rest_of_handle_null_pointer, rest_of_handle_combine,
40274         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
40275         rest_of_handle_gcse, rest_of_handle_loop_optimize,
40276         rest_of_handle_loop2, rest_of_compilation): Move to passes.c.
40277         (decode_d_option): Use enable_rtl_dump_file.
40278         (compile_file, finalize, do_compile): Move profile+combine+graph
40279         cleanup to finish_optimization_passes.
40280         * toplev.h (init_optimization_passes, finish_optimization_passes,
40281         enable_rtl_dump_file): Declare.
40283 2004-02-27  Eric Botcazou  <ebotcazou@act-europe.fr>
40284             Roger Sayle  <roger@eyesopen.com>
40286         * fold-const.c (fold): Revert 2004-02-25 change.  Use the original
40287         operands to build a tree with swapped operands.
40288         * expr.c (expand_expr_real) <MAX_EXPR>: Consistently use the
40289         'unsignedp' predicate to specify the signedness.
40291 2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
40293         * c-decl.c, c-ppoutput.c, combine.c, cppfiles.c, dwarf2out.c,
40294         expr.c, fold-const.c, gcc.c, haifa-sched.c, loop-iv.c,
40295         params.def, read-rtl.c, rtl.c, rtlanal.c, toplev.c: Fix
40296         comment typos and formatting.  Follow spelling conventions.
40298 2004-02-26  Aldy Hernandez  <aldyh@redhat.com>
40300         * config/rs6000/rs6000.md: Add fixuns_truncsfsi2 and
40301         fix_truncsfsi2.
40303         * config/rs6000/spe.md: Delete spe_efsctuiz.
40304         Add spe_fixuns_truncsfsi2.
40305         Add spe_fix_truncsfsi2.
40307 2004-02-26  Eric Christopher  <echristo@redhat.com>
40309         * c-lex.c (c_lex_string_translate): New variable.
40310         (lex_string): Use to determine string translation.
40311         * c-pragma.h: Prototype.
40312         * c-parse.in (start_string_translation): New. Set above.
40313         (stop_string_translation): Ditto.
40314         (attribute, attribute_list, asm_def, asm_stmt,
40315         asm_operand): Use above functions.
40316         * cp/parser.c (cp_parser_declaration): Translate strings
40317         unless token is RID_EXTERN. Set c_lex_string_translate
40318         for recursive use.
40319         (cp_parser_asm_definition): Only translate argument strings
40320         to asms.
40321         (cp_parser_asm_operand_list): Ditto.
40322         (cp_parser_attribute_list): Do not translate attribute strings.
40324 2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
40326         * stmt.c (expand_start_case_dummy): Remove.
40327         * tree.h: Remove the corresponding prototype.
40329 2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
40331         * builtins.c (apply_args_register_offset): Remove.
40332         * tree.h: Remove the corresponding prototype.
40334 2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
40336         * stor-layout.c (is_pending_size): Remove.
40337         * tree.h: Remove the corresponding prototype.
40339 2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
40341         * recog.c (validate_replace_src): Remove.
40342         * recog.h: Remove the corresponding prototype.
40344 2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
40346         * calls.c: Don't reference FINAL_REG_PARM_STACK_SPACE or
40347         MAYBE_REG_PARM_STACK_SPACE.
40348         * function.c: Likewise.
40349         * system.h (FINAL_REG_PARM_STACK_SPACE): Poison.
40350         (MAYBE_REG_PARM_STACK_SPACE): Likewise.
40351         * doc/tm.texi (FINAL_REG_PARM_STACK_SPACE): Remove.
40352         (MAYBE_REG_PARM_STACK_SPACE): Likewise.
40354 2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
40356         * c-decl.c (c_expand_deferred_function): Remove.
40357         * c-tree.h: Remove the corresponding prototype.
40359 2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
40361         * postreload.c (reload_cse_move2add): Generate just a PLUS
40362         instead of an entire SET.
40364 2004-02-26  Jan Hubicka  <jh@suse.cz>
40366         * config.gcc: Add support for nocoma/prescott/pentium-m/pentium3m
40367         /pentium4m.
40368         * i386.c (override_options): Add support for new CPUs.
40369         * i386.h (TARGET_CPU_DEFAULT_NAMES): New names.
40370         (TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_pentium4e): New
40371         constants.
40372         * invoke.texi: Extend documentation of -mtune/-march for new CPUs.
40374 2004-02-26  Bob Wilson  <bob.wilson@acm.org>
40376         * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define __xtensa__.
40378 2004-02-26  Eric Botcazou  <ebotcazou@act-europe.fr>
40380         * config/sparc/sparc-protos.h (sparc_emit_floatunsdi): Add 'mode'.
40381         (sparc_emit_fixunsdi): New prototype.
40382         * config/sparc/sparc.c (sparc_emit_floatunsdi): Use 'mode' argument.
40383         (sparc_emit_fixunsdi): New function.
40384         * config/sparc/sparc.md (floatunsdisf2): Use 'general_operand' for
40385         operand 1.  Pass SFmode to sparc_emit_floatunsdi.
40386         (floatunsdidf2): Use 'general_operand' for operand 1.  Pass DFmode
40387         to sparc_emit_floatunsdi.
40388         (fixuns_truncsfdi2): New expander.
40389         (fixuns_truncdfdi2): Likewise.
40391 2004-02-26  Alan Modra  <amodra@bigpond.net.au>
40393         * gcse.c (delete_null_pointer_checks_1): Do not delete CC setter
40394         unless HAVE_cc0.
40396 2004-02-25  Richard Henderson  <rth@redhat.com>
40398         * explow.c (force_reg): Call mark_reg_pointer as appropriate.
40399         * config/alpha/alpha.c (alpha_emit_conditional_branch): Don't
40400         use (op0-op1) == 0 if op0 is a pointer.
40401         * config/alpha/alpha.md (cmpdi): Use some_operand.
40402         (three comparison combine splits): Remove.
40404 2004-02-25  Richard Henderson  <rth@redhat.com>
40406         PR c/12794
40407         * c-common.c (handle_alias_attribute): Reject the attribute if
40408         current_function_decl is set.
40410 2004-02-25  Kelley Cook  <kcook@gcc.gnu.org>
40412         * config.gcc: Add comment describing extra_gcc_objs.
40413         i[34567]86-*-cygwin*): Replace host_extra_gcc_objs with extra_gcc_objs.
40414         * configure.ac (extra_gcc_objs): New substitution variable.
40415         (host_extra_gcc_objs): Don't substitute.
40416         * configure: Regenerate.
40417         * Makefile.in: Use extra_gcc_objs.
40419 2004-02-25  Kelley Cook  <kcook@gcc.gnu.org>
40421         * doc/contrib.texi: Add an entry for myself.
40423 2004-02-25  Jan Hubicka  <jh@suse.cz>
40425         * basic-block.h (make_eh_edge, break_superblocks): Declare.
40426         * cfgbuild.c (make_eh_edge): Make global.
40427         * cfglayout.c (break_superblocks): Likewise; fix memory leak.
40428         * except.c (build_post_landing_pads, connect_post_landing_pads,
40429         dw2_build_landing_pads, sjlj_emit_function_enter,
40430         sjlj_emit_function_exit, sjlj_emit_dispatch_table,
40431         sjlj_build_landing_pads): Update CFG.
40432         (emit_to_new_bb_before): New function.
40433         (finish_eh_generation): Do not rebuild the CFG.
40435 2004-02-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
40437         * config.gcc (hppa*-*-*, parisc*-*-*): Add MASK_BIG_SWITCH to all
40438         target_cpu_default defines.
40439         * pa-hpux.h (TARGET_DEFAULT): Add MASK_BIG_SWITCH to define.
40440         * pa.h (TARGET_DEFAULT): Likewise.
40442 2004-02-25  Eric Botcazou  <ebotcazou@act-europe.fr>
40444         * fold-const.c (fold): Treat MAX_EXPR and MIN_EXPR like
40445         comparisons with regard to signedness.
40447 2004-02-25  Richard Earnshaw  <rearnsha@arm.com>
40449         * arm.c (thumb_legitimize_address): New function.
40450         * arm-protos.h: Prototype it.
40451         * arm.h (THUMB_LEGITIMIZE_ADDRESS): Define.
40452         (LEGITIMIZE_ADDRESS): Use it.
40454 2004-02-25  J"orn Rennecke <joern.rennecke@superh.com>
40456         * reload1.c (reload): Only spill eliminable register with multiple
40457         adjacent elimination alternatives if all alternatives fail.
40459 2004-02-25  Richard Earnshaw  <rearnsha@arm.com>
40461         * arm.c (arm_legitimate_index_p): For QImode the range of an offset
40462         is -4095...+4095 inclusive.
40464 2004-02-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
40466         * doc/install.texi (sparc-sun-solaris2* specific notes): Document
40467         the bootstrap failure with Sun CC 5.4 and 5.5.
40469 2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>
40471         * cse.c (cse_change_cc_mode_insns): Stop at any instruction
40472         which modifies NEWREG.
40473         (cse_condition_code_reg): Update the mode of CC_REG in
40474         CC_SRC_INSN on our own.
40476 2004-02-24  Michael Matz  <matz@suse.de>
40478         * config/i386/i386.c (ix86_comp_type_attributes): Check for
40479         regparm attributes.
40481 2004-02-24  Richard Henderson  <rth@redhat.com>
40483         * toplev.c (dump_file_tbl): Rename from dump_file.
40484         * bb-reorder.c, bt-load.c, cfgcleanup.c, cfglayout.c, cfgloopanal.c,
40485         cfgloopmanip.c, cfgrtl.c, config/arm/arm.c, config/frv/frv.c,
40486         config/i386/i386.c, config/ia64/ia64.c, config/mips/mips.c,
40487         config/sh/sh.c, cse.c, flow.c, ifcvt.c, loop-iv.c, loop-unroll.c,
40488         loop-unswitch.c, output.h, predict.c, profile.c, ra-build.c,
40489         ra-colorize.c, ra-debug.c, ra-rewrite.c, ra.c, regrename.c, reload1.c,
40490         toplev.c, tracer.c, value-prof.c, var-tracking.c, web.c:
40491         s/rtl_dump_file/dump_file/g.
40493 2004-02-24  Aldy Hernandez  <aldyh@redhat.com>
40495         * config/rs6000/spe.md (spe_fix_truncsfsi2): Delete.
40496         (spe_fixuns_truncsfsi2): Delete.
40498         * config/rs6000/rs6000.md (fix_truncsfsi2): Delete.
40499         (fixuns_truncsfsi2): Delete.
40501 2004-02-24  Josef Zlomek  <zlomekj@suse.cz>
40503         PR/14240
40504         * rtlanal.c (replace_label): Fix replacing labels in constant pool.
40506 2004-02-24  Geoffrey Keating  <geoffk@apple.com>
40508         * config/darwin.h (TARGET_HAS_F_SETLKW): Define.
40510 2004-02-24  Jason Merrill  <jason@redhat.com>
40512         * tree.c (check_qualified_type): New fn.
40513         (get_qualified_type): Use it.  If type already has the desired
40514         quals, just return it.
40515         * tree.h: Declare it.
40517 2004-02-24  Sanjiv Kumar Gupta  <sanjivg@noida.hcltech.com>
40519         * target-def.h (TARGET_SCHED_INIT_GLOBAL,
40520         TARGET_SCHED_FINISH_GLOBAL): New macros.
40522         * target.h (md_init_global, md_finish_global): Function
40523         declarations corresponding to new target macros.
40525         * haifa-sched.c (sched_init, sched_finish): Allow target to
40526         call the new schedular hooks.
40528         * flow.c (recompute_reg_usage): Add PROP_DEATH_NOTES flag in
40529         call to update_life_info.
40531         * config/sh/sh.h (OVERRIDE_OPTIONS): Re-enable
40532         flag_schedule_insns for SH4.
40534         * config/sh/sh.c (sh_md_init_global, sh_md_finish_global,
40535         find_set_regmode_weight, find_insn_regmode_weight,
40536         find_regmode_weight), sh_md_init, sh_dfa_new_cycle,
40537         sh_variable_issue, high_pressure, ready_reorder,
40538         rank_for_reorder, swap_reorder, sh_reorder, sh_reorder2): New
40539         functions used to throttle the insn movement in first
40540         scheduling pass for SH.
40542         * doc/tm.texi: Document TARGET_SCHED_INIT_GLOBAL and
40543         TARGET_SCHED_FINISH_GLOBAL.
40545 2004-02-24  Alexandre Oliva  <aoliva@redhat.com>
40547         Implement FR-V FDPIC ABI support for frv-uclinux and frv-linux.
40548         2004-02-05  Alexandre Oliva  <aoliva@redhat.com>
40549         * config/frv/frv.c (frv_emit_movsi): Use GOT relocations for
40550         symbols in sections named by the user.
40551         2004-01-30  Alexandre Oliva  <aoliva@redhat.com>
40552         * config/frv/linux.h (TARGET_OS_CPP_BUILTINS): New.
40553         2004-01-27  Alexandre Oliva  <aoliva@redhat.com>
40554         * config.gcc (frv-*-*linux*): Handle like *-*-linux*.
40555         * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove, obviated by
40556         the above.
40557         2004-01-20  Alexandre Oliva  <aoliva@redhat.com>
40558         * config/frv/frv.md (symGOT2reg_hilo, symGOTOFF2reg_hilo): Add
40559         one more pseudo to further improve code generation.
40560         2004-01-19  Alexandre Oliva  <aoliva@redhat.com>
40561         * config/frv/frv.md (movdi_ldd): Introduce explicit indirection
40562         inside UNSPEC.
40563         2004-01-16  Alexandre Oliva  <aoliva@redhat.com>
40564         * config/frv/frv.c (frv_legitimate_address_p): Added
40565         allow_double_reg_p argument.  Adjust all callers.  Use it to
40566         decide whether to enable double-register indirect addressing.
40567         (frv_funcdesc_alias_set): Remove.
40568         (frv_expand_fdpic_call): Force non-SYMBOL_REF operand into
40569         register.  Emit movdi_ldd.
40570         (ldd_address_operand): New.
40571         * config/frv/frv-protos.h (frv_legitimate_address_p): Adjust.
40572         * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
40573         (PREDICATE_CODES): Add ldd_address_operand.
40574         * config/frv/frv.md (movdi_ldd): New.
40575         (symGOT2reg_hilo, symGOTOFF2reg_hilo): Use separate pseudo for
40576         intermediate computations if possible.
40577         (symGOTOFF2reg_i): Fix harmless typo.
40578         2003-12-18  Alexandre Oliva  <aoliva@redhat.com>
40579         * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Cast
40580         relocated p_vaddr to vaddr type.
40581         * config/frv/frv-protos.h (frv_expand_fdpic_call): Return void.
40582         * config/frv/frv.c (frv_get_funcdesc_alias_set): New.
40583         (frv_expand_fdpic_call): Propagate incoming MEM's expr to funcdesc
40584         MEM, or use a funcdesc alias set.  Use regular move instead of
40585         ldd.
40586         (dbl_memory_one_insn_operand): Recognize function descriptors by
40587         type or by alias set, and don't split them.
40588         * config/frv/frv.md (call, call_value): Never use call_internal
40589         for fdpic.
40590         (call_internal, call_value_internal): Never match for FDPIC.
40591         (call_fdpicdi, call_fdpicsi, call_value_fdpicdi,
40592         call_value_fdpicsi): Require FDPIC.
40593         (ldd): Removed.
40594         2003-12-17  Alexandre Oliva  <aoliva@redhat.com>
40595         * config/frv/frv.h (CRT_GET_RFIB_DATA): Define for __FRV_FDPIC__.
40596         * unwind-dw2-fde-glibc.c: Don't include elf-fdpic.h any more.
40597         (_Unwind_IteratePhdrCallback): Adjust type of load_base for FRV
40598         FDPIC.  Compute data base address.
40599         * config/frv/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Enable -mfdpic
40600         before the other self-specs are processed.
40601         * config/frv/t-linux (CRTSTUFF_T_CFLAGS, TARGET_LIBGCC2_CFLAGS):
40602         Build with -fPIC.
40603         2003-12-15  Alexandre Oliva  <aoliva@redhat.com>
40604         * unwind-dw2-fde-glibc.c: Don't include bits/elf-fdpic.h if
40605         inhibit_libc is defined.
40606         2003-12-12  Alexandre Oliva  <aoliva@redhat.com>
40607         * unwind-dw2-fde-glibc.c: Include bits/elf-fdpic.h for
40608         __FRV_FDPIC__.
40609         (__RELOC_POINTER): Define.
40610         (_Unwind_IteratePhdrCallback): Use it.
40611         * config/frv/frv.h (Twrite): Define.
40612         (TRANSFER_FROM_TRAMPOLINE): Use it.
40613         * config/frv/linux.h (INVOKE__main): Undefine.
40614         (Twrite): Override.
40615         2003-12-05  Richard Sandiford  <rsandifo@redhat.com>
40616         * doc/invoke.texi (-mlong-calls, -mlinked-fp): Document FRV options.
40617         (-mlibrary-pic): Emphasize that this option generates EABI code.
40618         (-mcpu): Add fr550.
40619         (-mpack): Remove.
40620         2003-11-30  Alexandre Oliva  <aoliva@redhat.com>
40621         * config/frv/frv.c (int_2word_operand): Reject LABELs, SYMBOL_REFs
40622         and CONSTs in FDPIC mode.
40623         * config.gcc (with_cpu): Default to fr400 on frv-*-*linux*.
40624         2003-11-29  Richard Sandiford  <rsandifo@redhat.com>
40625         * config/frv/frv.c (move_source_operand): Don't accept symbolic
40626         constants.
40627         * config/frv/frv.md (*movhi_internal, *movsi_internal): Use an 'n'
40628         rather than 'i' constraint for the 2-instruction alternative.
40629         (*movsi_2word): New, incorporating existing int_2word_operand splitter.
40630         2003-11-29  Richard Sandiford  <rsandifo@redhat.com>
40631         * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Q): Renamed from
40632         EXTRA_CONSTRAINT_FOR_Y.
40633         (EXTRA_CONSTRAINT): Remove handling of 'Y'.
40634         * config/frv/frv.md (*movsi_internal): Remove 'Q' constraint.
40635         (addsi3): Change 'Y' constraint to 'Q'.
40636         2003-11-27  Richard Sandiford  <rsandifo@redhat.com>
40637         * reload.c (CONST_POOL_OK_P): New macro.
40638         (find_reloads): Use it to decide whether a constant can be forced
40639         into memory.
40640         * config/frv/frv.h (LEGITIMATE_PIC_OPERAND_P): Return true if the
40641         constant satisfies got12_operand.
40642         (frv_cannot_force_const_mem): Always return true for TARGET_FDPIC.
40643         (frv_legitimate_address_p): Check for valid unspec offsets using
40644         got12_operand rather than frv_legitimate_fdpic_operand_p.
40645         (frv_legitimate_fdpic_operand_p): Delete.
40646         (frv_emit_movsi): Abort if we try to use the FDPIC register during
40647         or after reload.
40648         (frv_legitimate_constant_p): Return LEGITIMATE_PIC_OPERAND_P if
40649         TARGET_FDPIC.
40650         * config/frv/frv.md (*movdf_double): Add alternatives for CONST_DOUBLE.
40651         2003-11-19  Richard Sandiford  <rsandifo@redhat.com>
40652         * config/frv/frv-protos.h (fdpic_operand, fdpic_got12_operand)
40653         (frv_fdpic_fptr_operand): Don't declare here.
40654         * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Y): Call got12_operand
40655         rather than fdpic_got12_operand.
40656         (PREDICATE_CODES): Remove symbolic_operand entry.  Add entries for
40657         got12_operand and const_unspec_operand.
40658         * config/frv/frv.c (got12_operand): Renamed from fdpic_got12_operand.
40659         (gpr_or_int12_operand, dbl_memory_one_insn_operand): Update calls.
40660         (symbolic_operand): Remove.
40661         (const_unspec_operand): New predicate.
40662         * config/frv/frv.md (*movsi_got): Use got12_operand.
40663         (*movsi_high_got, *movsi_lo_sum_got): Use const_unspec_operand.
40664         2003-11-18  Richard Sandiford  <rsandifo@redhat.com>
40665         * config/frv/frv-protos.h (frv_output_addr_const_extra): Remove.
40666         * config/frv/frv.h (OUTPUT_ADDR_CONST_EXTRA): Remove definition.
40667         * config/frv/frv.c (frv_unspec): New structure.
40668         (frv_small_data_reloc_p, frv_const_unspec_p): New functions.
40669         (frv_print_operand_memory_reference): Use frv_const_unspec_p to
40670         validate CONST indices.  Use frv_output_const_unspec to print them.
40671         (frv_print_operand): Update call to unspec_got_name.  Use
40672         frv_output_const_unspec to print constant unspecs.
40673         (frv_legitimate_fdpic_operand_p): Return true if frv_const_unspec_p.
40674         Reject UNSPECs otherwise.
40675         (unspec_got_name): Take the relocation number as argument, not an
40676         rtx containing it.
40677         (frv_output_addr_const_extra): Remove, replacing with...
40678         (frv_output_const_unspec): ...this new function.
40679         (frv_find_base_term): Use frv_const_unspec_p & frv_small_data_reloc_p.
40680         (gpr_or_int12_operand): Use fdpic_got12_operand.
40681         (dbl_memory_one_insn_operand): Likewise.
40682         (fdpic_got12_operand): Use frv_const_unspec_p.
40683         (frv_emit_movsi): Use frv_const_unspec_p to check for CONSTs that
40684         are already legitimate.  Use frv_small_data_reloc_p when deciding
40685         whether to use HIGH/LO_SUM for R_FRV_GOTOFF12 and R_FRV_GPREL12.
40686         2003-11-18  Alexandre Oliva  <aoliva@redhat.com>
40687         * config/frv/t-linux (SHLIB_MAPFILES): Override so as to export...
40688         * config/frv/libgcc-frv.ver: ... frv-specific symbols.  New file.
40689         * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
40690         label, for real this time.
40691         * config/frv/frv.c (frv_local_funcdesc_p): Update to new
40692         representation of visibility.
40693         (fdpic_got12_operand, symbolic_operand): Mark unused arguments as
40694         such.
40695         2003-11-17  Richard Sandiford  <rsandifo@redhat.com>
40696         * config/frv/frv.h (MASK_LINKED_FP, TARGET_LINKED_FP): New macros.
40697         (TARGET_SWITCHES): Add -mlinked-fp and -mno-linked-fp.
40698         * config/frv/frv.c (frv_override_options): Set MASK_LINKED_FP unless
40699         it was explicitly disabled.
40700         (frv_stack_info): There is no need to save the link register in every
40701         frame unless TARGET_LINKED_FP is true.
40702         (frv_frame_pointer_required): If !TARGET_LINKED_FP, only require a
40703         frame pointer if the stack pointer might change value.
40704         (frv_return_addr_rtx): Check and process "count" argument.
40705         2003-11-14  Richard Sandiford  <rsandifo@redhat.com>
40706         * config/frv/frv-protos.h (frv_legitimize_address): Remove.
40707         (frv_find_base_term): Declare.
40708         * config/frv/frv.h (LEGITIMIZE_ADDRESS): Do nothing.
40709         (FIND_BASE_TERM): Define.
40710         (PREDICATE_CODES): Remove pic_register_operand, pic_symbolic_operand,
40711         small_data_register_operand, small_data_symbolic_operand.  Add
40712         symbolic_operand.
40713         * config/frv/frv.c (const_small_data_p, plus_small_data_p): Delete.
40714         (frv_print_operand_memory_reference, output_move_single): Remove
40715         special handling for unlegitimized sdata addresses.
40716         (frv_legitimate_address_p): Don't allow sums of SDA_BASE_REG
40717         and symbolic addresses.
40718         (frv_legitimize_address, frv_legitimize_fdpic_address): Delete.
40719         (frv_find_base_term): New function.
40720         (int_2word_operand): Check specifically for symbolic address constants.
40721         (pic_register_operand, pic_symbolic_operand): Delete.
40722         (small_data_register_operand, small_data_symbolic_operand): Delete.
40723         (dbl_memory_one_insn_operand): Don't call plus_small_data_p.
40724         Allow UNSPEC_GOT constants if !TARGET_FDPIC.
40725         (move_source_operand): Only accept CONSTs if they're a two-insn
40726         symbolic constant.
40727         (fdpic_got12_operand): Don't require TARGET_FDPIC.
40728         (frv_emit_movsi): Legitimize sdata and -mlibrary-pic addresses
40729         using gen_symGOTOFF2reg*.
40730         (frv_ifcvt_rewrite_mem): Remove (plus gr16 ...) special cases.
40731         (frv_rtx_costs): Give all MEM addresses a cost of 0.  Give MEMs
40732         themselves a cost of 3 insns.
40733         * config/mips/mips.md (*movsi_got): Allow for !TARGET_FDPIC too.
40734         Change predicate to symbolic_operand.
40735         (*movsi_high_got, *movsi_lo_sum_got): Likewise.
40736         (*movsi_lda_sdata): Delete.
40737         (*movsi_pic, movsi_high_pic, movsi_lo_sum_pic): Delete.
40738         2003-11-05  Alexandre Oliva  <aoliva@redhat.com>
40739         * config.gcc: Add t-slibgcc-elf-ver and support --with-cpu for
40740         frv-*-*linux*.
40741         * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
40742         label.
40743         * config/frv/frv.h (DRIVER_SELF_SPECS): Add blank before
40744         -multilib-library-pic.
40745         (LINK_SPEC): Add -z text for -mfdpic.
40746         * config/frv/frvbegin.c (__ROFIXUP_LIST__): Don't define on FDPIC.
40747         * config/frv/frvend.c (__ROFIXUP_END__): Likewise.
40748         * config/frv/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC):
40749         Override.
40750         (OPTION_DEFAULT_SPECS, HAS_INIT_SECTION, INIT_SECTION_ASM_OP,
40751         FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION): Define.
40752         * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Use
40753         crtstuff-generated files.
40754         2003-10-31  Alexandre Oliva  <aoliva@redhat.com>
40755         * config.gcc: Add frv-*-*linux*.
40756         * config/frv/linux.h, config/frv/t-linux: New.
40757         2003-10-06  Alexandre Oliva  <aoliva@redhat.com>
40758         * config/frv/frv.h (LINK_SPEC): Pass -melf32frvfd to the linker
40759         when -mfdpic even if a linker script is explicitly listed.
40760         2003-10-02  Alexandre Oliva  <aoliva@redhat.com>
40761         * config/frv/frv.c (frv_override_options): Clear asm_out
40762         unaligned_op for SImode on FDPIC.
40763         (frv_emit_movsi): Use compute_reloc_for_constant to compute the
40764         argument passed to decl_readonly_section.
40765         (frv_assemble_integer): Revert 2003-09-30's change, but make the
40766         whole block run with FDPIC even with -fno-PIC.
40767         2003-10-02  Alexandre Oliva  <aoliva@redhat.com>
40768         * config/frv/frv.c (frv_cannot_force_const_mem): Don't force
40769         symbol or label plus offset to memory.
40770         (frv_emit_movsi): Emit GPREL only if -mgprel-ro.  Emit 32-bit
40771         GOTOFF and GPREL for LABEL_REF.
40772         * config/frv/frv.h (DRIVER_SELF_SPECS): Add -mgprel-ro with
40773         -mfdpic unless -mno-gprel-ro, -fpic or -fpie.
40774         (MASK_GPREL_RO, TARGET_GPREL_RO): New.
40775         (TARGET_SWITCHES): Added gprel-ro and no-gprel-ro.
40776         * doc/invoke.texi: Document them.
40777         2003-09-30  Alexandre Oliva  <aoliva@redhat.com>
40778         * config/frv/frv-protos.h (frv_gen_GPsym2reg): Declare.
40779         (frv_splittable_got_operand): Removed.
40780         * config/frv/frv.c (frv_cannot_force_const_mem): Reject HIGH and
40781         LO_SUM.  Add comments.
40782         (frv_override_options): Moved enabling of FDPIC to
40783         DRIVER_SELF_SPECS.  Don't enable MASK_DWORD.
40784         (frv_local_funcdesc_p): Remove unnecessary heck for flag_pie.
40785         (frv_legitimize_fdpic_address): Don't duplicate logic in
40786         frv_emit_movsi.
40787         (frv_gen_GPsym2reg): New.
40788         (unspec_got_name): Added gprel.
40789         (frv_expand_fdpic_call): Add support for inlining PLTs.
40790         (fdpic_fptr_operand): Renamed from frv_fdpic_fptr_operand.
40791         (gpr_or_int12_operand): Added GPREL12.
40792         (pic_symbolic_operand): Match even if !flag_pic for FDPIC.
40793         (small_data_symbolic_operand): Fail if FDPIC.
40794         (fdpic_splittable_got_operand): Removed.
40795         (fdpic_got12_operand): Added GPREL12.
40796         (frv_emit_movsi): Reorganize to avoid duplication.  Emit GPREL
40797         when appropriate.  Fix sdata GOTOFF.
40798         (frv_legitimate_constant_p): Require legitimate PIC operand for
40799         FDPIC with pic, but only a legitimate fdpic operand for non-pic.
40800         (frv_assemble_integer): Move FDPIC funcdesc handling out of
40801         flag_pic case.
40802         (frv_asm_out_constructor, frv_asm_out_destructor): Abort if
40803         frv_assemble_integer fails.
40804         * config/frv/frv.h (DRIVER_SELF_SPECS): New.
40805         (SUBTARGET_DRIVER_SELF_SPECS): New.
40806         (ASM_SPEC): Don't pass -mno-fdpic.
40807         (LINK_SPEC): Pass -melf32frvfd for FDPIC.
40808         (MASK_INLINE_PLT, TARGET_INLINE_PLT): New.
40809         (TARGET_SWITCHES): Add -minline-plt, -mno-inline-plt and
40810         -multilib-library-pic.
40811         (PREDICATE_CODES): Added fdpic_operand, fdpic_fptr_operand,
40812         condexec_si_media_operator, condexec_sf_add_operator and
40813         condexec_sf_conv_operator.  Removed condexec_sf_binary_operator
40814         and condexec_sf_unary_operator.
40815         * config/frv/frv.md (R_FRV_GPREL12, R_FRV_GPRELHI, R_FRV_GPRELLO):
40816         New.
40817         (movsi_got, movsi_high_got, movsi_lo_sum_got): Move before
40818         movsi_internal.  Give them internal names.  movsi_got has type
40819         int.
40820         (fdpic got splitters): Remove.
40821         (symGPREL2reg, symGPREL2reg_hilo): New.
40822         * config/frv/t-frv (MULTILIB_MATCHES): Don't map -fpic and -fPIC
40823         to -mlibrary-pic.  Map -multilib-library-pic to it.
40824         * doc/invoke.texi: -mfdpic, -minline-plt, -multilib-library-pic:
40825         Document.
40826         2003-09-28  Alexandre Oliva  <aoliva@redhat.com>
40827         * config/frv/frv.c (frv_function_symbol_referenced_p): Declare.
40828         (TARGET_CANNOT_FORCE_CONST_MEM): Define to...
40829         (frv_cannot_force_const_mem): New function.
40830         (const_small_data_p, plus_small_data_p): Update comments on sdata
40831         on FDPIC.
40832         (frv_override_options): Set flag_pie for FDPIC too.
40833         (frv_conditional_register_usage): Mark gr16 and gr17 as non-fixed,
40834         call-saved registers on FDPIC.
40835         (frv_stack_info): Don't preserve the PIC register on FDPIC, and
40836         don't force LR to be preserved.
40837         (frv_expand_prologue): Likewise.
40838         (frv_asm_output_mi_thunk): Use 12-bit funcdesc gotoff for -fpic.
40839         (frv_frame_pointer_required): Don't force it just because the
40840         FDPIC register is used.
40841         (frv_legitimate_address_p) <CONST>: Accept a legitimate FDPIC
40842         operand only if !condexec_p.
40843         (frv_legitimize_address): Return the FDPIC-legitimized address.
40844         Don't match small data here on FDPIC.
40845         (frv_legitimate_fdpic_operand_p): Don't accept unadorned function
40846         symbols.  Use TRUE/FALSE instead of 1/0.
40847         (frv_local_funcdesc_p): New.
40848         (frv_legitimize_fdpic_address): Rewrite to use GOTOFF and 12-bit
40849         immediates when possible.
40850         (pic_symbolic_operand): Accept SYMBOL_REFs and CONSTs in FDPIC.
40851         (dbl_memory_one_insn_operand): Accept addresses that add a REG and
40852         an UNSPEC_GOT.
40853         (frv_emit_movsi): Handle FDPIC before small data.  Use GOTOFF and
40854         12-bit immediates when possible.
40855         (frv_legitimate_constant_p): In FDPIC, reject SImode operands that
40856         are not legitimate pic operands.
40857         (frv_in_small_data_p): Re-enable for FDPIC.
40858         * config/frv/frv.h (SDA_BASE_REG): Remove comment about FDPIC.
40859         (FRV_GLOBAL_P): Removed.
40860         * config/frv/frv.md: Add modes to CONSTs.
40861         (movsi_got): New.
40862         (movsi_lo_sum_got): Use separate matches instead of match_dup.
40863         (movsi_high_pic, movsi_lo_sum_pic): Match on non-FDPIC only.
40864         (fdpic splittable operations): Match on flag_pic != 1.
40865         2003-09-22  Alexandre Oliva  <aoliva@redhat.com>
40866         * config/frv/frv.c (frv_asm_out_constructor,
40867         frv_asm_out_destructor): Pass to frv_assemble_integer the size in
40868         bytes, not bits.
40869         2003-09-19  Alexandre Oliva  <aoliva@redhat.com>
40870         * config/frv/frv.c (frv_assemble_integer): Reject complex
40871         expressions referencing function SYMBOL_REFs.
40872         * config/frv/frv.c (frv_function_symbol_referenced_p): New.
40873         (move_source_operand): Reject CONSTs that reference function
40874         SYMBOL_REFs on FDPIC.
40875         (frv_emit_movsi): If we get such a CONST, break it up.
40876         * config/frv/frv.h (CPP_SPEC): Define __FRV_FDPIC__ for -mfdpic.
40877         (TRANSFER_FROM_TRAMPOLINE): Use different definitions for FDPIC.
40878         * config/frv/frv.c (frv_print_operand) <I>: Recognize PLUS without
40879         MEM.
40880         (frv_assemble_integer): Don't use funcdesc for LABEL_REFs.
40881         (frv_trampoline_size): Increase for FDPIC.
40882         * config/frv/frv.h (TRAMPOLINE_ALIGNMENT): Bump to 64 for FDPIC.
40883         (TRANSFER_FROM_TRAMPOLINE): Handle FDPIC trampolines.
40884         * config/frv/frv.c (frv_legitimize_fdpic_address, frv_emit_movsi):
40885         Disable use of GOTOFF for now.
40886         (const_small_data_p, plus_small_data_p, frv_in_small_data_p):
40887         Disable use of small data in FDPIC for now.
40888         (frv_asm_output_mi_thunk): Implement for FDPIC.
40889         * config/frv/frv.h (SDA_BASE_REG): Set to -1 with FDPIC.
40890         * config/frv/frv.c (frv_asm_out_constructor): Use
40891         frv_assemble_integer for FDPIC pointers.
40892         (frv_asm_out_destructor): Likewise.
40893         * config/frv/frv.md (ldd): Fix order of operands.  Use
40894         address_operand for input.
40895         2003-09-18  DJ Delorie  <dj@redhat.com>
40896         * config/frv/frv.c (frv_legitimate_fdpic_operand_p): Remove UNSPEC_PIC.
40897         (unspec_got_name): Correct typo.
40898         (frv_emit_movsi): Pre-expand splittable GOTs.
40899         (frv_expand_fdpic_call): Rename gen_lddi to gen_ldd.
40900         * config/frv/frv.md (lddi): Fix syntax error, rename to ldd.
40901         (symGOT2reg_hilo, symGOTOFF2reg_hilo): New.
40902         * config/frv/t-frv: Add -mfdpic multilibs.
40903         * config/frv/frv.h (ASM_SPEC): Pass -mfdpic/-mno-fdpic.
40904         (TARGET_SWITCHES): Add -mno-fdpic, fix documentation.
40905         * config/frv/frv.c (frv_override_options): -mfdpic assumes
40906         flag_pic, default to 32-bit pics, require DWORD ops.
40907         (frv_override_options): Add W and Z constraints.
40908         (frv_expand_prologue): No pic prologue for -mfdpic.
40909         (frv_asm_output_mi_thunk): Support -mfdpic (soon).
40910         (frv_print_operand_memory_reference): Handle GOT constants.
40911         (frv_legitimate_address_p): Allow GOT constants.
40912         (frv_legitimize_address): Handle GOT addresses too.
40913         (frv_legitimate_fdpic_operand_p): New.
40914         (frv_legitimize_fdpic_address): New.
40915         (unspec_got_name): New.
40916         (frv_output_addr_const_extra): New.
40917         (frv_expand_fdpic_call): New.
40918         (frv_fdpic_fptr_operand): New.
40919         (gpr_or_int12_operand): Handle GOT operands.
40920         (int_2word_operand): Handle GOT operands.
40921         (fdpic_operand): New.
40922         (fdpic_splittable_got_operand): New.
40923         (fdpic_got12_operand): New.
40924         (frv_emit_movsi): Handle GOT operands.
40925         (frv_assemble_integer): -mfdpic doesn't use rofixups.
40926         (frv_print_operand): Support 'g' code for GOT operands.
40927         * config/frv/frv-protos.h: Add prototypes as needed.
40928         * config/frv/frv.md (R_FRV_GOT12, R_FRV_GOTHI, R_FRV_GOTLO,
40929         R_FRV_FUNCDESC, R_FRV_FUNCDESC_GOT12, R_FRV_FUNCDESC_GOTHI,
40930         R_FRV_FUNCDESC_GOTLO, R_FRV_FUNCDESC_VALUE,
40931         R_FRV_FUNCDESC_GOTOFF12, R_FRV_FUNCDESC_GOTOFFHI,
40932         R_FRV_FUNCDESC_GOTOFFLO, R_FRV_GOTOFF12, R_FRV_GOTOFFHI,
40933         R_FRV_GOTOFFLO): New.
40934         (movsi_high_got, movsi_lo_sum_got): New.
40935         (*movsi_pic): Don't use this splitter for -mfdpic.
40936         (addsi3): Allow GOT references also.
40937         (call, call_value): Handle -mfdpic separately.
40938         (call_fdpicdi, call_fdpicsi, lddi, call_value_fdpicdi,
40939         call_value_fdpicsi): New.
40940         (symGOT2reg, symGOT2reg_i, got splitters, symGOTOFF2reg,
40941         symGOTOFF2reg_i): New.
40942         * config/frv/frv.h (MASK_FDPIC): New.
40943         (TARGET_FDPIC): New.
40944         (TARGET_SWITCHES): Add -mfdpic.
40945         (FDPIC_FPTR_REGNO): New.
40946         (FDPIC_REGNO): New.
40947         (OUR_FDPIC_REG): New.
40948         (enum reg_class): Add FDPIC_REGS, FDPIC_FPTR_REGS, and
40949         FDPIC_CALL_REGS.
40950         (REG_CLASS_NAMES): Likewise.
40951         (REG_CLASS_CONTENTS): Likewise.
40952         (EXTRA_CONSTRAINT_FOR_Y): New, for 12-bit GOTs.
40953         (EXTRA_CONSTRAINT): Add it here.
40954         (FRV_GLOBAL_P): New.
40955         (OUTPUT_ADDR_CONST_EXTRA): New.
40957 2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>
40959         * config/sparc/sparc.h: Remove commented-out definitions of
40960         TARGET_EDOM and GEN_ERRNO_RTX.
40962 2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>
40964         * df.c, df.h, ra-build.c, ra-rewrite.c, ra.c, web.c: Replace
40965         df_analyse with df_analyze.
40967 2004-02-24  Alan Modra  <amodra@bigpond.net.au>
40969         * gcse.c (delete_null_pointer_checks_1): Set stop_insn to end, not
40970         beginning of block.
40972 2004-02-23  James E Wilson  <wilson@specifixinc.com>
40974         * calls.c (precompute_arguments): Update comment.
40976 2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
40978         * et-forest.c: Replace et_occurences with et_occurrences.
40980 2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
40982         * cfgloop.h, loop-iv.c, loop-unswitch.c: Replace iv_analyse
40983         with iv_analyze.
40985 2004-02-23  Kelley Cook  <kcook@gcc.gnu.org>
40987         * config/i386/i386.c: Rename pni to sse3.
40988         * config/i386/i386.h: Likewise.
40989         * config/i386/i386.md: Likewise.
40990         * config/i386/pmmintrin.h: Likewise.
40991         * doc/extend.texi: Likewise.
40992         * doc/invoke.texi: Likewise.
40994 2004-02-23  Zack Weinberg  <zack@codesourcery.com>
40995             Kazu Hirata  <kazu@cs.umass.edu>
40997         Remove -fwritable-strings.
40998         * c-common.c (fix_string_type): Don't check
40999         flag_writable_strings.
41000         (fix_string_type): Likewise.
41001         * c-opts.c (set_std_c89): Don't initialize
41002         flag_writable_strings.
41003         (set_std_c99): Likewise.
41004         * common.opt (fwritable-strings): Remove.
41005         * flags.h: Remove the external declaration of
41006         flag_writable_strings.
41007         * opts.c (common_handle_option) <OPT_fwritable_strings>:
41008         Remove.
41009         * toplev.c (flag_writable_strings): Remove.
41010         (f_options): Remove an entry for writable-strings.
41011         * varasm.c (const_hash_1) <STRING_CST>: Don't check
41012         flag_writable_strings.
41013         (compare_constant) <STRING_CST>: Likewise.
41014         (build_constant_desc): Likewise.
41015         * config/darwin.c (machopic_select_section): Likewise.
41016         * config/arm/arm.c (AOF_ASSEMBLER): Likewise.
41017         * config/arm/pe.c (arm_pe_encode_section_info): Likewise.
41018         * config/iq2000/iq2000.c (iq2000_select_section): Likewise.
41019         * config/mips/mips.c (mips_select_section): Likewise.
41020         (mips_encode_section_info): Likewise.
41021         * config/pa/pa.c (pa_select_section): Likewise.
41022         * config/pa/pa.h (TEXT_SPACE_P): Likewise.
41023         * config/v850/v850.c (v850_select_section): Likewise.
41024         * doc/invoke.texi (-fwritable-strings): Remove.
41025         (-fno-const-strings): Don't mention -fwritable-strings.
41026         * doc/trouble.texi: Don't mention -fwritable-strings.
41028 2004-02-23  Nathanael Nerode  <neroden@gcc.gnu.org>
41030         * doc/install.texi: Update for switch of boehm-gc to autoconf 2.57.
41032 2004-02-23  Dale Johannesen  <dalej@apple.com>
41034         * config/rs6000.md (movsf_hardfloat): Add POWER form of nop.
41035         (movdf_hardfloat64): Ditto.
41036         (movdf_softfloat64): Ditto.
41038 2004-02-23  Fariborz Jahanian <fjahanian@apple.com>
41039         * config/rs6000/rs6000.c (function_arg): call to
41040         rs6000_mixed_function_arg for DFmode moved to allow
41041         normal DFmode incoming register assignment.
41043 2004-02-23  Dale Johannesen  <dalej@apple.com>
41045         * config/rs6000.md (movsf_hardfloat): Accept CTR-to-CTR copy.
41046         (movdf_hardfloat64): Ditto.
41048 2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
41050         * convert.c, gcov-io.c, libgcov.c, sched-int.h, sibcall.c,
41051         config/rs6000/linux.h, config/rs6000/rs6000-c.c: Update
41052         copyright.
41054 2004-02-23  Andrew Pinski  <pinskia@physics.uc.edu>
41056         PR c/14156
41057         * c-typeck.c (c_expand_return): Change check for VAR_DECL
41058         to use DECL_P instead.
41060         * config/rs6000/linux.h (OS_MISSING_POWERPC64): Define.
41061         * config/rs6000/linux64.h (OS_MISSING_POWERPC64): Define.
41063 2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
41065         * Makefile.in (opts.o): Depend on target.h.
41066         * opts.c (decode_options): Use targetm.default_short_enums
41067         instead of DEFAULT_SHORT_ENUMS.
41068         * system.h (DEFAULT_SHORT_ENUMS): Poison.
41069         * target-def.h (TARGET_DEFAULT_SHORT_ENUMS): New.
41070         (TARGET_INITIALIZER): Add TARGET_DEFAULT_SHORT_ENUMS.
41071         * target.h (gcc_target): Add default_short_enums.
41072         * config/cris/cris.h: Remove a comment about
41073         DEFAULT_SHORT_ENUMS.
41074         * config/ip2k/ip2k.h: Likewise.
41075         * doc/tm.texi (DEFAULT_SHORT_ENUMS): Change to
41076         TARGET_DEFAULT_SHORT_ENUMS.  Update the description.
41078 2004-02-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
41079             Falk Hueffner  <falk@debian.org>
41081         PR c/14188
41082         * builtins.c (expand_builtin_va_arg): Emit an informative message
41083         if a trap is generated.
41084         * c-typeck.c (build_function_call): Likewise.
41086 2004-02-22  Jakub Jelinek  <jakub@redhat.com>
41088         * gcov-io.c (gcov_open) [GCOV_LOCKED]: Use open + fdopen instead of
41089         fopen.
41090         * libgcov.c: Include sys/stat.h.
41091         * config/rs6000/linux.h (TARGET_HAS_F_SETLKW): Define.
41092         * config/rs6000/linux64.h (TARGET_HAS_F_SETLKW): Define.
41093         * config/sparc/linux.h (TARGET_HAS_F_SETLKW): Define.
41094         * config/sparc/linux64.h (TARGET_HAS_F_SETLKW): Define.
41096 2004-02-22  Kazu Hirata  <kazu@cs.umass.edu>
41098         * reorg.c: Remove comments about dead ports.
41100 2004-02-22  Christopher Faylor  <cgf@redhat.com>
41102         * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): *Really* specify
41103         extra host object file when targetting cygwin rather than generic
41104         object files.
41106 2004-02-22  Josef Zlomek  <zlomekj@suse.cz>
41108         Merge from tree-ssa:
41109         2003-11-20  Richard Henderson  <rth@redhat.com>
41111                 * tree-inline.c (insert_decl_map): New.
41112                 (remap_decl, remap_type, remap_block, copy_body_r,
41113                 initialize_inlined_parameters, declare_return_variable,
41114                 remap_save_expr): Use it.
41116         * function.c (copy_body_r): Add mapping from id->ret_label to
41117         id->ret_label.  Revert test for ret_label.
41119 2004-02-22  Jakub Jelinek  <jakub@redhat.com>
41121         * genoutput.c (process_template): Strip trailing whitespace in @
41122         templates and issue a warning if there was any.
41124 2004-02-21  Christopher Faylor  <cgf@redhat.com>
41126         * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): Specify extra host
41127         object file when targetting cygwin.
41128         * config/i386/t-cygwin (EXTRA_GCC_OBJS): Remove definition since it is
41129         overridden by top-level Makefile.
41131 2004-02-21  Roger Sayle  <roger@eyesopen.com>
41133         * config/i386/i386.c (standard_80387_constant_p): Also prefer
41134         the x87's load constant instructions when optimizing for size.
41136 2004-02-21  Kazu Hirata  <kazu@cs.umass.edu>
41138         * combine.c (SHIFT_COUNT_TRUNCATED): Remove.
41139         * defaults.h (SHIFT_COUNT_TRUNCATED): Provide the default.
41140         * expmed.c: Assume SHIFT_COUNT_TRUNCATED is always defined.
41141         * fold-const.c: Likewise.
41142         * simplify-rtx.c: Likewise.
41144 2004-02-21  Alan Modra  <amodra@bigpond.net.au>
41146         * combine.c (can_combine_p): Don't ignore SETs marked with
41147         REG_EH_REGION notes.
41148         (try_combine): When attemting to fix unrecognized insns, don't
41149         split a PARALLEL that contains the original i2.
41151 2004-02-21  Ziemowit Laski  <zlaski@apple.com>
41153         * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Refer to
41154         SUBTARGET_OPTION_TRANSLATE_TABLE for architecture-specific options.
41155         * config/i386/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): Define it.
41156         * config/rs6000/altivec.h: #error out if '-maltivec' not specified.
41157         (vector, pixel, bool): #define to __vector, __pixel and __bool.
41158         (__un_args_eq, __bin_args_eq, __tern_args_eq): Move to C-specific
41159         portion of header.
41160         (__altivec_link_error_invalid_argument): Remove prototype; will use
41161         __builtin_altivec_compiletime_error("vec_*") instead.
41162         (vec_*): Fix/complete set of available operation overloads given the
41163         existence of distinct 'vector bool ...' and 'vector pixel' types; tighten
41164         cv-correctness of pointer arguments; in C, always check for correct
41165         argument types before macro expansion.
41166         * config/rs6000/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): New macro
41167         defining Darwin/PowerPC-specific '-f[no-]altivec' and
41168         '-W[no-]altivec-long-deprecated' switches.
41169         * config/rs6000/rs6000-c (rs6000_cpu_cpp_builtins): Pre-define
41170         '__vector', '__pixel' and '__bool' macros using
41171         '__attribute__((altivec(...)))' types.
41172         * config/rs6000/rs6000.c (bool_char_type_node, bool_short_type_node,
41173         bool_int_type_node, pixel_type_node, bool_V16QI_type_node,
41174         bool_V8HI_type_node, bool_V4SI_type_node, pixel_V8HI_type_node):
41175         New type nodes.
41176         (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): New, for
41177         handling '-W[no-]altivec-long-deprecated'.
41178         (rs6000_override_options): Handle '-W[no-]altivec-long-deprecated'.
41179         (rs6000_expand_binop_builtin, rs6000_expand_ternop_builtin,
41180         altivec_expand_dst_builtin): Remove casts from integer literals.
41181         (altivec_expand_builtin): Likewise; handle expansion of new
41182         '__builtin_altivec_compiletime_error' function.
41183         (rs6000_init_builtins): Initialize 'vector bool ...' and 'vector pixel'
41184         types, and make them distinct from other vector types; register
41185         '__builtin_altivec_compiletime_error' function.
41186         (print_operand): For 'P', print a full target register name instead of
41187         merely its number.
41188         (rs6000_attribute_table): Add "altivec" attribute.
41189         (rs6000_handle_altivec_attribute): New function.
41190         * config/rs6000/rs6000.h (TARGET_OPTIONS): Describe
41191         '-m[no-]-warn-altivec-long' (which '-W[no-]altivec-long-deprecated'
41192         maps to).
41193         (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): Forward
41194         declare.
41195         (ALTIVEC_BUILTIN_COMPILETIME_ERROR): New built-in enumeration.
41197 2004-02-20  James E Wilson  <wilson@specifixinc.com>
41199         * config/ia64/ia64.md (shift_mix4left+1): Delete reload_completed
41200         check.
41201         (shift_mix4left+2): Delete redundant pattern.
41203 2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
41205         * alias.c (OUTGOING_REGNO): Don't define the default.
41206         * builtins.c (OUTGOING_REGNO): Likewise.
41207         (INCOMING_REGNO): Likewise.
41208         (apply_args_register_offset): Always use OUTGOING_REGNO.
41209         * combine.c (OUTGOING_REGNO): Likewise.
41210         * sibcall.c (OUTGOING_REGNO): Likewise.
41211         * defaults.h (INCOMING_REGNO): Provide the default.
41212         (OUTGOING_REGNO): Likewise.
41214 2004-02-21  Jan Hubicka  <jh@suse.cz>
41216         * params.def (max-peeled-insns, max-completely-peeled-insns,
41217         max-once-peeled-insns): Set to 400.
41219 2004-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
41221         PR c++/12007
41222         * dbxout.c (dbxout_parms): Check that DECL_RTL and DECL_INCOMING_RTL
41223         are set for parameters before outputing debugging information.
41225 2004-02-20  Falk Hueffner  <falk@debian.org>
41227         PR target/14201
41228         * config/alpha/alpha.md (*fix_truncsfsi_ieee): Fix typoed operand
41229         numbers.
41231 2004-02-20  Per Bothner  <per@bothner.com>
41233         * input.h: Don't #include line-map.h.  It may cause link problems
41234         with undefined linemap_line_start when line-map.h is included but
41235         line-map.o is not linked, as currently happens with gengtype on
41236         compilers that don't support inline.
41237         * toplev.c: So we do have to explicitly #include line-map.h here.
41239 2004-02-20  Richard Henderson  <rth@redhat.com>
41241         * doc/invoke.texi: Add -Wvariadic-macros.
41243 2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
41245         * haifa-sched.c (sched_emit_insn): Remove.
41246         * sched-int.h: Remove the corresponding prototype.
41248 2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
41250         Revert:
41251         2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
41252         * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
41253         * system.h (DEFAULT_SHORT_ENUMS): Poison.
41254         * config/cris/cris.h: Remove a comment about
41255         DEFAULT_SHORT_ENUMS.
41256         * config/ip2k/ip2k.h: Likewise.
41257         * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
41259 2004-02-20  Mohan Embar  <gnustuff@thisiscool.com>
41260             Tom Tromey  <tromey@redhat.com>
41262         * doc/install.texi: Moved --disable-libgcj and
41263         --with-system-zlib documentation to new section for
41264         Java-specific options.
41265         Added explicit Cross-Compiler-Specific Options subheading.
41266         Added section for Java-specific options.
41268 2004-02-20  Matt Kraai  <kraai@alumni.cmu.edu>
41270         * doc/install.texi (Building the Ada compiler): Remove
41271         example.
41273 2004-02-20  James E Wilson  <wilson@specifixinc.com>
41275         * toplev.c (dump_file_index, dump_file): Put ce3 before rnreg.
41277 2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
41279         * gcc.c (process_command): Allow translation of the copyright
41280         symbol but not the rest of the copyright message.
41281         * gcov.c (print_version): Likewise.  Allow translation of the
41282         message about warranty.
41284 2004-02-20  Hans-Peter Nilsson  <hp@axis.com>
41286         * config/cris/cris.md ("*andsi_movu"): Correct parentheses in
41287         predicate.
41288         ("*andsi_clear"): Tweak constraints to not match postincrement.
41289         Adjust the predicate to exclude a volatile memory reference.
41290         ("*andhi_clear"): Ditto.  Rename from "*andhi_clear_signed".
41291         ("*andhi_clear_unsigned"): Remove, non-matching pattern.
41293 2004-02-19  Matt Kraai  <kraai@alumni.cmu.edu>
41295         * move-if-change: Remove.
41296         * Makefile.in (s-mlib, c-parse.y, s-check, s-gencheck)
41297         (s-specs, s-options, s-config, s-conditions, s-flags, s-codes)
41298         (s-constants, s-emit, s-recog, s-opinit, s-extract, s-peep)
41299         (s-attr, s-attrtab, s-output, s-genrtl, s-modes, s-preds)
41300         (s-gtyp-gen, s-iov): Use the top level move-if-change.
41301         * objc/Make-lang.in (objc/objc-parse.y): Likewise.
41303 2004-02-19  James E Wilson  <wilson@specifixinc.com>
41305         * config/i386/i386.md (doloop_end_internal): Use nonimmediate_operand
41306         for operand2.  Add condition that requires register_operand operand2
41307         before reload.
41309 2004-02-19  Richard Sandiford  <rsandifo@redhat.com>
41310             Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
41312         * config/mips/mips.c (mips_address_insns): Treat BLKmode specially.
41313         * config/mips/mips.md: Expand comment above unaligned loads and stores.
41315 2004-02-19  Richard Henderson  <rth@redhat.com>
41317         * Makefile.in (STRICT2_WARN): Add -Wno-variadic-macros.
41318         * tree.c (build0, build1, build2, build3, build4): Split out from...
41319         (build): ... here.  Call them.
41320         * tree.h (build, _buildN1, _buildN2, _buildC1, _buildC2): New.
41322         * convert.c (convert_to_integer): Remove extra build argument.
41323         * tree-inline.c (expand_call_inline): Likewise.
41325 2004-02-19  Richard Henderson  <rth@redhat.com>
41327         * c-opts.c (warn_variadic_macros): New.
41328         (c_common_handle_option): Set it.
41329         (sanitize_cpp_opts): Copy it to cpp_opts.
41330         * c.opt (Wvariadic-macros): New.
41331         * cpplib.h (struct cpp_options): Add warn_variadic_macros.
41332         * cppinit.c (cpp_create_reader): Initialize it.
41333         * cppmacro.c (parse_params): Check it.
41335 2004-02-19  David Daney <ddaney@avtrex.com>
41337         PR preprocessor/14198
41338         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Add
41339         builtin_assert ("machine=mips")
41341 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
41343         * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
41344         * system.h (DEFAULT_SHORT_ENUMS): Poison.
41345         * config/cris/cris.h: Remove a comment about
41346         DEFAULT_SHORT_ENUMS.
41347         * config/ip2k/ip2k.h: Likewise.
41348         * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
41350 2004-02-19  Zack Weinberg  <zack@codesourcery.com>
41352         * config/ia64/ia64.c (ia64_function_arg): In big-endian mode,
41353         when passing single SFmode quantities in general registers,
41354         put them in the high half.
41356 2004-02-19  Aldy Hernandez  <aldyh@redhat.com>
41358         * doc/md.texi (Standard Names): Document additional dependency on
41359         fix pattern.
41361         * optabs.c (ftruncify): Remove.
41362         (expand_fix): Manually inline ftruncify above.
41363         (can_fix_p): Add FIXME note.
41365 2004-02-19  Aldy Hernandez  <aldyh@redhat.com>
41367         * config/rs6000/spe.md (spe_fixunssfsi2): Rename to
41368         spe_fixuns_truncsfsi2.
41370         * config/rs6000/rs6000.md (fixunssfsi2): Rename to
41371         fixuns_truncsfsi2.
41373 2004-02-19  Steve Ellcey  <sje@cup.hp.com>
41375         * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): New macro.
41376         * testsuite/gcc.dg/20040219-1.c: New test.
41378 2004-02-19  Ulrich Weigand  <uweigand@de.ibm.com>
41380         * config/s390/s390.md ("*subdf3_cc", "*subdf3_cconly", "*subsf3_cc",
41381         "*subsf3_cconly"): Subtraction is not commutative.
41383 2004-02-19  Zack Weinberg  <zack@codesourcery.com>
41385         * sdbout.c (preinit_symbols, sdbout_initialized): New statics.
41386         (sdbout_symbol): If called before sdbout_init, queue DECL for
41387         later and return.
41388         (sdbout_init): Set sdbout_initialized true, process decls
41389         queued earlier by sdbout_symbol.
41390         (sdbout_finish): Use size_t for index variable.
41392 2004-02-19  Jeff Law  <law@redhat.com>
41394         * fold-const.c (invert_truthvalue): Do not call invert_tree_comparison
41395         for unordered comparison codes.
41397 2004-02-19  Ian Lance Taylor  <ian@wasabisystems.com>
41399         * reload1.c (reload): Correct comment.
41400         (scan_paradoxical_subregs): Remove #if 0 and old comment.
41401         * doc/extend.texi (Local Reg Vars): Remove obsolete comment that
41402         register variables are not used by reload.
41404 2004-02-19  Hans-Peter Nilsson  <hp@axis.com>
41406         PR target/14209
41407         * config/cris/cris.md ("*andsi_movu", "*andhi_movu"): Tweak
41408         constraints to not match postincrement.  Adjust the predicate to
41409         exclude a volatile memory reference.
41411 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
41413         * config/mcore/mcore.h (ASM_OUTPUT_EXTERNAL): Remove.
41415 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
41417         * hooks.c (hook_void_tree_int): Remove.
41418         (hook_void_constcharptr): Likewise.
41419         (hook_int_void_0): Likewise.
41420         * hooks.h: Remove the prototypes for the above three
41421         functions.
41422         * targhooks.c (hook_bool_machine_mode_true): Remove.
41423         * targhooks.h: Remove the prototype for
41424         hook_bool_machine_mode_true.
41426 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
41428         * emit-rtl.c (subreg_realpart_p): Remove.
41429         (reorder_insns_with_line_notes): Likewise.
41430         (end_full_sequence): Likewise.
41431         * rtl.h: Remove the prototype for the above functions.
41433 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
41435         * config/arc/arc.h, config/arm/arm.h, config/frv/frv.h,
41436         config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
41437         config/iq2000/iq2000.h, config/m32r/m32r.h,
41438         config/pdp11/pdp11.h, config/sparc/sparc.h,
41439         config/xtensa/xtensa.h: Remove commented-out or useless
41440         definitions of CASE_VECTOR_PC_RELATIVE.
41442 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
41444         * loop.c (all_sets_invariant_p): Remove.
41446 2004-02-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
41448         PR target/12916
41449         * config/sparc/sparc.h (NPARM_REGS): Delete.
41450         (BASE_RETURN_VALUE_REG): Likewise.
41451         (BASE_OUTGOING_VALUE_REG): Likewise.
41452         (BASE_PASSING_ARG_REG): Likewise.
41453         (BASE_INCOMING_ARG_REG): Likewise.
41454         * config/sparc/sparc.c (sparc_strict_argument_naming): Test
41455         TARGET_ARCH64, not TARGET_V9.
41456         (function_arg_slotno): Dispatch based on the mode class.
41457         Handle vector modes like floating-point modes.
41458         (function_arg_record_value_1): Handle vector types like
41459         floating-point types.
41460         (function_arg_record_value_2): Likewise.
41461         Calculate regno after mode transformation.
41462         (function_arg): Handle vector modes like floating-point modes.
41463         (function_arg_partial_nregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX.
41464         If ARCH64, do not recheck alignment.
41465         (function_arg_pass_by_reference): Reorder the conditions.
41466         (sparc_return_in_memory): Move after function_arg_padding.
41467         Implement calling conventions for vector modes.
41468         (sparc_struct_value_rtx): Move after sparc_return_in_memory.
41469         (function_value): Move scope of 'regbase'.
41470         Implement calling conventions for vector modes.
41471         (sparc_builtin_saveregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX
41472         and BASE_INCOMING_ARG_REG by SPARC_INCOMING_INT_ARG_FIRST.
41473         (sparc_va_arg): Use function_arg_pass_by_reference to test whether
41474         the argument is passed by reference.
41475         (sparc_type_code): Handle vector types.
41477 2004-02-19  Alan Modra  <amodra@bigpond.net.au>
41479         * function.c (assign_parms): When building decl_rtl for
41480         SPLIT_COMPLEX_ARGS, ensure inner modes of concat match outer.
41482 2004-02-19  Olivier Hainque  <hainque@act-europe.fr>
41484         * expr.c (is_aligning_offset): Check if we are aligning the
41485         expressions's address over BIGGEST_ALIGNMENT in bytes, not
41486         in bits.
41488 2004-02-18  Matt Austern  <austern@apple.com>
41490         * gcc.c (LIBGCC_SPEC): If REAL_LIBGCC_SPEC is defined, and
41491         LIBGCC_SPEC isn't, set LIBGCC_SPEC to REAL_LIBGCC_SPEC.
41492         (init_gcc_spec): Don't define or call if REAL_LIBGCC_SPEC is
41493         defined.  Instead use REAL_LIBGCC_SPEC, unmodifed, as the libgcc
41494         spec string.
41495         * doc/tm.texi (REAL_LIBGCC_SPEC): Document.
41497 2004-02-18  Zack Weinberg  <zack@codesourcery.com>
41499         * dwarf2out.c (loclabel_num): Move outside #ifdef
41500         DWARF2_DEBUGGING_INFO and mark with GTY(()).
41501         * config/ia64/ia64.c (struct extern_func_list,extern_func_head):
41502         Mark with GTY(()).
41503         (ia64_hpux_add_extern_decl): Save the decl, not the name string.
41504         Allocate memory with ggc_alloc.  No need to copy anything.
41505         (ia64_hpux_file_end): Update to match.
41507 2004-02-18  Jakub Jelinek  <jakub@redhat.com>
41509         * config/i386/i386.c (override_options): Don't imply 3DNow! for -m64
41510         by default.
41512 2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
41514         * config/s390/s390.md ("divmodtidi3"): Use canonical RTL.
41515         ("divmodtisi3"): Likewise.
41516         ("udivmoddi4", "udivmodtidi3"): Likewise.
41517         ("divmodsi4", "divmoddisi3"): Likewise.
41518         ("udivmodsi4", "udivmoddisi3"): Likewise.
41519         ("udivsi3", "umodsi3"): Likewise.
41521 2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
41523         * config/s390/s390.c (s390_mainpool_start): Delete the main pool
41524         placeholder insn when chunkifying the pool.
41526 2004-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
41528         * pa.h (PIC_OFFSET_TABLE_REGNUM): Define to INVALID_REGNUM when not
41529         generating PIC code.
41531 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41533         * config/h8300/h8300-protos.h: Add a prototype for
41534         h8300_expand_branch.
41535         * config/h8300/h8300.c (h8300_expand_branch): New.
41536         * config/h8300/h8300.md (ble, bleu, bge, bgeu, blt, bltu, bgt,
41537         bgtu, beq, bne): Call h8300_expand_branch().
41539 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41541         * config/h8300/h8300-protos.h: Add prototypes for
41542         h8300_hard_regno_nregs and h8300_hard_regno_mode_ok.
41543         * config/h8300/h8300.c (h8300_hard_regno_nregs): New.
41544         (h8300_hard_regno_mode_ok): Likewise.
41545         * config/h8300/h8300.h (HARD_REGNO_NREGS): Call
41546         h8300_hard_regno_nregs().
41547         (HARD_REGNO_MODE_OK): Call h8300_hard_regno_mode_ok().
41549 2004-02-18  Per Bothner  <per@bothner.com>
41551         * cpphash.h (struct cpp_buffer): Restore return_at_eof field.  This
41552         partly reverts my 2003-10-01 change, because we're back to logically
41553         including <command line> inside the main line.
41554         * cpplex.c (_cpp_get_fresh_line): Check return_at_eof field.
41555         * cppmacro.c (cpp_scan_nooutput): Set return_at_eof of current buffer.
41556         Fixes PR preprocessor/14103.
41558         * cppfiles.c (_cpp_stack_include): When appropriate decrement
41559         line_table's highest_location, fixing LAST_SOURCE_LINE_LOCATION.
41560         (cpp_push_include): Don't need to increment pfile's line field.
41561         * line-map.h (LAST_SOURCE_LINE_LOCATION): Only decrement by 1.
41563         * c-ppoutput.c (print struct): New first_time field.
41564         (init_pp_output): Set print.first_time.
41565         (pp_file_change): Use print.first_time, rather than MAIN_FILE_P,
41566         which is set also for (say) <command line>.  Clear print.first_time.
41568         * cppfiles.c (struct _cpp_file): Comment and type for pch field
41569         does not match the code, so fix both.
41570         (should_stack_file): Inline include_pch_p function.
41571         (include_pch_p): Remove pointless function.
41573         * cpphash.h (struct cpp_buffer): Remove unused search_cached field.
41575 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41577         * config/h8300/h8300.md (four define_peephole2's): Use
41578         h8300_regs_ok_for_stm().
41580 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41582         * config/h8300/h8300-protos.h: Update the prototype for
41583         expand_a_rotate().
41584         * config/h8300/h8300.c (expand_a_rotate): Remove the first
41585         argument.
41586         * config/h8300/h8300.md: Update all callers.
41588 2004-02-18  Jan Hubicka  <jh@suse.cz>
41590         * simplify-rtx.c (simplify_unary_operation): Deal with logicals on
41591         floats.
41592         (simplify_binary_operation): Deal with logicals on floats.
41594         * i386.md (SSE fabs splitters): Emit new patterns.
41595         (SSE cmov splitters): Likewise.
41596         (sse_andv4sf3, sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3
41597         (sse_andv2df3, sse_nandv2df3, sse_iorv2df3, sse_xorv2df3): Do not use
41598         subregs.
41599         (sse_andsf3, sse_nandsf3, sse_xorsf3): Kill.
41600         (sse_anddf3, sse_nanddf3, sse_xordf3): Kill.
41602 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41604         * config/h8300/h8300.c (expand_a_rotate): Don't generate insns
41605         by hand.
41606         (output_a_rotate): Tweak a comment.
41607         * config/h8300/h8300.md (*rotlqi3_1): Change to rotlqi3_1.
41608         (*rotlhi3_1): Change to rotlhi3_1.
41609         (*rotlsi3_1): Change to rotlsi3_1.
41611 2004-02-18  Richard Earnshaw  <rearnsha@arm.com>
41613         PR target/13866
41614         * arm.c (load_multiple_operation): Don't insist that the source reg
41615         of a post-increment component is the same as the destination.
41616         (store_multiple_operation): Likewise.
41618 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41620         * config/h8300/h8300.md: Move movsf patterns into one section
41621         of the file.
41623 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41625         * cfgloop.h, cfgloopanal.c, cpplex.c, except.h, loop-init.c,
41626         loop-unroll.c, scan-decls.c, scan.h, stor-layout.c,
41627         xcoffout.c, xcoffout.h, config/arm/mmintrin.h,
41628         config/mips/linux64.h, config/pa/pa-64.h,
41629         config/rs6000/aix51.h, config/rs6000/aix52.h,
41630         config/rs6000/spe.md, config/sparc/linux.h,
41631         config/sparc/linux64.h: Update copyright.
41633 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
41635         * config/h8300/h8300.md: Move push patterns into one
41636         section of the file.
41638 2004-02-18  Mark Mitchell <mark@codesourcery.com>
41640         PR c++/11326
41641         * config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL
41642         fntype.
41644 2004-02-18  Paul Brook  <paul@codesourcery.com>
41646         * rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX
41648 2004-02-18  Paul Brook  <paul@codesourcery.com>
41650         PR debug/12934
41651         * dwarf2out.c (loc_descriptor_from_tree): Handle
41652         EXPR_WITH_FILE_LOCATION.
41654 2004-02-18  Jakub Jelinek  <jakub@redhat.com>
41656         * config/i386/i386.md (zero_extendqidi2, zero_extendqidi2,
41657         testdi_1_rex64, anddi_2, xordi_1_rex64, xordi_2_rex64): Remove
41658         trailing whitespace from instructions.
41660 2004-02-17  Geoffrey Keating  <geoffk@apple.com>
41662         * configure.ac: When generating auto-build.h, pass
41663         --enable-languages to the sub-configure.
41664         Put quotes around ${program_transform_name} when generating
41665         name of as, ld, nm, objdump.
41666         * configure: Regenerate.
41668 2004-02-17  Matt Kraai  <kraai@alumni.cmu.edu>
41670         * Makefile.in (s-check, s-config, s-conditions, s-flags)
41671         (s-codes, s-constants, s-emit, s-recog, s-opinit, s-extract)
41672         (s-peep, s-attr, s-attrtab, s-output, s-genrtl, s-modes)
41673         (s-preds, s-iov): Do not depend on move-if-change.
41675 2004-02-17  James E Wilson  <wilson@specifixinc.com>
41677         * caller-save.c (insert_restore): Pass mem through copy_rtx.
41678         (insert_save): Likewise.
41680 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41682         * config/h8300/h8300.c (h8300_emit_stack_adjustment): Fix a
41683         warning.
41685 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41687         * config/h8300/h8300.md (*one_complsi2_h8300): Change to
41688         *one_cmplsi2_h8300.
41689         (*one_complsi2_h8300hs): Change to *one_cmplsi2_h8300hs.
41691 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41693         * config/h8300/h8300-protos.h: Update the prototype of
41694         fix_bit_operand().
41695         * config/h8300/h8300.c (fix_bit_operand): Remove the second
41696         argument "what".
41697         * config/h8300/h8300.md: Update all callers.
41699 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41701         * config/h8300/h8300.c (fix_bit_operand): Change the name of
41702         the last argument to "code" from "type".
41704 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41706         * config/h8300/h8300.c: Remove an extern declaration of
41707         rtx_equal_function_value_matters.
41709 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41711         * config/h8300/h8300.c (fix_bit_operand): Don't generate insns
41712         by hand.
41713         * config/h8300/h8300.md (*andqi3_1): Change to andqi3_1.
41714         (*iorqi3_1): Change to iorqi3_1.
41715         (*xorqi3_1): Change to xorqi3_1.
41717 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41719         * c-common.c, cfghooks.c, rtlanal.c, varasm.c: Fix comment
41720         typos.
41722 2004-02-17  Jan Hubicka  <jh@suse.cz>
41724         * i386.c (x86_prologue_using_move, x86_epilogue_using_move): Disable for P4.
41726 2004-02-18  Alan Modra  <amodra@bigpond.net.au>
41728         PR optimization/14119
41729         * combine.c (try_combine): When attemting to fix unrecognized insns,
41730         don't delete SETs marked with REG_EH_REGION notes.
41732 2004-02-17  Ulrich Weigand  <uweigand@de.ibm.com>
41734         * combine.c (simplify_if_then_else): Do not replace
41735         (if_then_else (ne reg 0) (0) (const_int)) by (reg) if the
41736         modes differ.
41738 2004-02-17  Steven Bosscher  <stevenb@suse.de>
41740         * (c-decl.c, c-semantics.c, calls.c, cgraph.c, cgraphunit.c,
41741         function.c, integrate.c, print-tree.c, toplev.c, tree-optimize.c,
41742         tree.h): Replace DECL_SAVED_INSNS with DECL_STRUCT_FUNCTION.
41743         * ada/utils.c: Likewise.
41744         * cp/decl.c: Likewise.
41745         * f/com.c: Likewise.
41746         * java/class.c: Likewise.
41748 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41750         * config/h8300/h8300.md: Fix comment typos.
41752 2004-02-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
41754         * config/mips/t-iris6gld: Renamed to ...
41755         * config/mips/t-irix-gld: ... this.
41756         * config.gcc (mips-sgi-irix6*): Reflect this
41757         (mips-sgi-irix5*): Use it with GNU ld.
41759         * config/mips/irix6-crti.asm, config/mips/irix6-crtn.asm: Renamed
41760         to ...
41761         * config/mips/irix-crti.asm, config/mips/irix-crtn.asm: ... this.
41762         * config/mips/t-irix-gld: Reflect this.
41763         * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
41765         * config/mips/iris5gld.h: New file.
41766         * config.gcc (mips-sgi-irix5*): Use it with GNU ld.
41767         Only use collect2 without gas.
41769         * config/mips/iris6.h (IRIX6_STARTFILE_SPEC, IRIX6_ENDFILE_SPEC):
41770         Renamed to IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
41771         (STARTFILE_SPEC, ENDFILE_SPEC, SUBTARGET_EXTRA_SPECS): Reflect this.
41772         * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
41774         * config/mips/iris6.h (SUBTARGET_EXTRA_SPECS): Moved ...
41775         * config/mips/iris5.h: ... here.
41777         * config/mips/iris5.h (STARTFILE_SPEC, ENDFILE_SPEC): Renamed to
41778         IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
41779         (STARTFILE_SPEC, ENDFILE_SPEC): Define.
41781         * config/mips/iris5gas.h (STARTFILE_SPEC, ENDFILE_SPEC): Simplify
41782         using irix_startfile_spec, irix_endfile_spec.
41784 2004-02-16  Gunther Nikl  <gni@gecko.de>
41786         * config/m68k/m68k.c: Remove obsolete support for HPUX_ASM.
41788 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41790         * config/h8300/h8300.c (h8300_expand_prologue): Don't generate
41791         insns by hand.
41793 2004-02-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
41795         * cfghooks.c (split_edge): Speed up updating of dominators.
41797 2004-02-17  Mark Mitchell  <mark@codesourcery.com>
41799         PR c++/11326
41800         * c-common.c (flag_abi_version): Remove.
41801         * c-common.h (flag_abi_version): Likewise.
41802         * c-opts.c (c_common_handle_option): Remove OPT_fabi_version case.
41803         * c.opt (fabi-version): Remove.
41804         * calls.c (expand_call): Always pass a function type to
41805         struct_value_rtx.  Use convert_memory_address.
41806         * common.opt (fabi-version): Add it.
41807         * flags.h (flag_abi_version): Likewise.
41808         (abi_version_at_least): New macro.
41809         * opts.c (common_handle_option): Add OPT_fabi_version.
41810         * toplev.c (flag_abi_version): Define it.
41811         * config/ia64/ia64.c (ia64_struct_retval_addr_is_first_parm_p):
41812         New function.
41813         (ia64_output_mi_thunk): Use it.
41814         (ia64_struct_value_rtx): Likewise.
41816 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41818         * config/h8300/h8300.c (h8300_emit_stack_adjustment):
41819         Don't generate insns by hand.
41821 2004-02-17  Andrew Pinski  <pinskia@physics.uc.edu>
41823         PR c++/14178
41824         * doc/invoke.texi (fabi-version): The default is 2 now.
41826 2004-02-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
41828         * loop-iv.c: New file.
41829         * Makefile.in (loop-iv.o): New.
41830         * basic_block.h (FOR_BB_INSNS, FOR_BB_INSNS_REVERSE): New macros.
41831         * cfgloop.c (fill_sons_in_loop, get_loop_body_in_dom_order,
41832         num_loop_branches): New functions.
41833         * cfgloop.h (get_loop_body_in_dom_order, num_loop_branches,
41834         iv_analysis_loop_init, iv_get_reaching_def, iv_analyse, get_iv_value,
41835         find_simple_exit, iv_number_of_iterations, iv_analysis_done,
41836         get_simple_loop_desc, free_simple_loop_desc): Declare.
41837         (simple_loop_desc): New inline function.
41838         (struct rtx_iv, struct niter_desc): New.
41839         * cfgloopmanip.c (loopify): Specify semantics more precisely.
41840         * expr.c (force_operand): Handle subregs of expressions created by
41841         loop unroller.
41842         * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Move
41843         parts of the initialization to toplev.c
41844         * loop-unroll.c (loop_exit_at_end_p): New.
41845         (unroll_and_peel_loops): Call iv_analysis_done.
41846         (decide_peel_once_rolling, decide_peel_completely,
41847         decide_unroll_stupid, decide_unroll_constant_iterations,
41848         decide_unroll_runtime_iterations, decide_peel_simple,
41849         peel_loop_simple, unroll_loop_stupid, unroll_loop_constant_iterations,
41850         unroll_loop_runtime_iterations): Use new simple loop analysis.
41851         * loop-unswitch.c (compare_and_jump_seq): New.
41852         (may_unswitch_on_p): Renamed to ...
41853         (may_unswitch_on): Use new iv analysis.
41854         (reversed_condition): Export.
41855         (unswitch_single_loop, unswitch_loop): Use new iv analysis.
41856         * predict.c (estimate_probability): Use new simple loop analysis.
41857         * rtl.h (get_mode_bounds, reversed_condition,compare_and_jump_seq,
41858         canon_condition, simplify_using_condition): Declare.
41859         * stor-layout.c (get_mode_bounds): New.
41860         * toplev.c (rest_of_handle_loop2): Some parts of
41861         initialization/finalization moved here from loop-init.c.
41863 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
41865         * config/h8300/h8300.h (FIXED_REGISTERS): Add the soft frame
41866         pointer.
41867         (CALL_USED_REGISTERS): Likewise.
41868         (REG_ALLOC_ORDER): Likewise.
41869         (REG_CLASS) <GENERAL_REGS>: Likewise.
41871 2004-02-16  Geoffrey Keating  <geoffk@apple.com>
41873         * doc/md.texi (Insn Canonicalizations): Document left-chaining
41874         in associative operators.
41875         * rtlanal.c (commutative_operand_precedence): Create some new
41876         variables.  Prefer a commutative operand on the left, then
41877         binary expressions, then NEG and NOT.
41879 2004-02-16  Matthias Klose  <doko@debian.org>
41881         * config/t-slibgcc-elf-ver: Define SHLIB_NAME and SHLIB_SONAME
41882         in terms of SHLIB_SOVERSION.
41883         * config/m68k/t-slibgcc-elf-ver: New file.
41884         * config/pa/t-slibgcc-elf-ver: New file.
41885         * config.gcc (m68k-linux, parisc-linux): Use them when not
41886         sjlj exceptions are not configured.
41888 2004-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
41890         * config/sparc/sparc.c (get_pc_symbol_name): Mark with GTY(()).
41892 2004-02-16  Zack Weinberg  <zack@codesourcery.com>
41894         * sdbout.c (sdb_debug_hooks): Correct the type_decl entry.
41896 2004-02-16  Joseph S. Myers  <jsm@polyomino.org.uk>
41898         * doc/sourcebuild.texi: Mention backends.html.
41900 2004-02-16  Kazu Hirata  <kazu@cs.umass.edu>
41902         * c-decl.c, c-ppoutput.c, cpphash.h, cpplib.h, dbxout.c,
41903         line-map.c, line-map.h, var-tracking.c: Fix comment
41904         formatting.
41906 2004-02-16  Richard Henderson  <rth@redhat.com>
41908         * cse.c (cse_insn): Don't lose REG_NON_LOCAL_GOTO note.
41910         * fold-const.c (operand_equal_p): Fix VECTOR_CST comparison.
41912 2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
41914         * config/h8300/h8300.md: Remove unnecessary parallels from
41915         all define_insn and define_split patterns.
41917 2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
41919         * config/h8300/h8300.md: Remove explicit (set_attr "cc"
41920         "clobber").
41922 2004-02-15  Bernardo Innocenti  <bernie@develer.com>
41924         * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Restore support for
41925         '%#'.
41927 2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
41929         * config/ia64/ia64.c, config/mips/mips.c,
41930         config/mmix/mmix-modes.def: Fix comment typos.
41932 2004-02-15  Roger Sayle  <roger@eyesopen.com>
41934         * c-common.h (GET_DIRECTIVE_LINE): Remove unused macro.
41935         (get_directive_line): Remove unused function prototype.
41937 2004-02-14  Josef Zlomek  <zlomekj@suse.cz>
41939         * tree-inline.c (copy_body_r): Do not replace ret_label.
41941 2004-02-14  Jan Hubicka  <jh@suse.cz>
41943         * i386.c (x86_four_jump_limit): New variable.
41944         (k8_avoid_jump_misspredicts): Rename to ...
41945         (ix86_avoid_jump_misspredicts): .. this one.
41946         (ix86_pad_returns): Break out from ...
41947         (ix86_reorg): ... this one; do ix86_avoid_jump_misspredicts when asked
41948         to.
41949         * i386.h (TARGET_FOUR_JUMP_LIMIT): New macro.
41951 2004-02-14  Josef Zlomek  <zlomekj@suse.cz>
41953         * emit-rtl.c (set_decl_incoming_rtl): Check whether the 0th element of
41954         PARALLEL is NULL.
41956 2004-02-14  Per Bothner  <per@bothner.com>
41958         * fix-header.c (line_table): Move local variable in main to global.
41959         * scan.h (line_table): Use it.
41960         * scan-decls.c (scan_decls): Need to call linemap_lookup on token's
41961         line (recently renamed to src_loc) before calling recognized_function.
41963 2004-02-14  Matt Kraai  <kraai@alumni.cmu.edu>
41965         * Makefile.in: Fix comment typos.
41967 2004-02-14  Olivier Hainque  <hainque@act-europe.fr>
41969         * loop.c (check_dbra_loop): Use gen_int_mode instead of GEN_INT
41970         for start_value when it is directly moved into reg, and factorize
41971         the retrieval of GET_MODE (reg).
41973 2004-02-14  Richard Sandiford  <rsandifo@redhat.com>
41975         * config/mips/mips-protos.h (mips_load_got_page): Delete.
41976         (mips_load_got_global): Delete.
41977         (mips_gotoff_page): Declare.
41978         * config/mips/mips.md (UNSPEC_LOAD_GOT): New constant.
41979         (*xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i): Build an
41980         UNSPEC_LOAD_GOT pattern rather than a MEM.
41981         (*load_got[sd]i): New patterns.
41982         * config/mips/mips.c (mips_got_alias_set, mips_load_got): Delete.
41983         (mips_load_got_page, mips_load_got_global): Delete.
41984         (mips_gotoff_page): New function.
41985         (override_options): Don't initialize mips_got_alias_set.
41987 2004-02-14  Richard Sandiford  <rsandifo@redhat.com>
41989         * config/mips/mips.h (MASK_DEBUG_[ABEFI], TARGET_DEBUG_[ABEFI]_MODE)
41990         (TARGET_MIPS4100, TARGET_MIPS4300, TARGET_MIPS4KC, TARGET_MIPS5KC)
41991         (TARGET_SB1, TUNE_SB1, TUNE_SR71K, BIGGEST_MAX_ARGS_IN_REGISTERS)
41992         (GO_PRINTF, GO_PRINTF2, GO_DEBUG_RTX, DFMODE_NAN, SFMODE_NAN): Delete.
41993         (TARGET_SWITCHES): Remove MASK_DEBUG_[ABEFI].
41994         * config/mips/mips.c: Fix some overly-long lines.
41995         (SINGLE_WORD_MODE_P, PIC_OFFSET_TABLE_MASK): Delete.
41996         (init_cumulative_args): Remove TARGET_DEBUG_E_MODE handling.
41998 2004-02-13  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
42000         * configure.ac: Search for as, ld below libexec/gcc.
42001         * configure: Regenerate.
42003 2004-02-14  Ben Elliston  <bje@wasabisystems.com>
42005         * config/arm/mmintrin.h (_mm_setwcx): Reverse arguments in call to
42006         __builtin_arm_setwcx ().
42007         * config/arm/arm.c (arm_expand_builtin): Generate operands
42008         correctly and reverse their order in call to gen_iwmmxt_tmcr ().
42010 2004-02-14  Ben Elliston  <bje@wasabisystems.com>
42012         * config/arm/arm.c (bdesc_2arg): Correct builtin names "wmulsh"
42013         and "wmuluh" to "wmulsm" and "wmulum", respectively.
42014         * config/arm/arm.h (enum arm_builtins): Rename enumerators to
42015         ARM_BUILTIN_WMULSM and ARM_BUILTIN_WMULUM.
42016         * config/arm/mmintrin.h (_mm_mulhi_pi16): Update intrinsic call.
42017         (_mm_mulhi_pu16): Likewise.
42019 2004-02-13  Zack Weinberg  <zack@codesourcery.com>
42021         * xcoffout.c (xcoff_assign_fundamental_type_number): Check
42022         DECL_NAME != 0 before dereferencing.
42024 2004-02-13  Ulrich Weigand  <uweigand@de.ibm.com>
42026         * config/s390/s390-protos.h (s390_output_symbolic_const): Remove.
42027         (s390_output_addr_const_extra): Declare.
42028         (s390_output_pool_entry): Remove FILE * argument.
42029         * config/s390/s390.c (s390_output_symbolic_const): Remove.
42030         (s390_output_addr_const_extra): New function.
42031         (print_operand_address): Call output_addr_const instead of
42032         s390_output_symbolic_const.
42033         (print_operand): Likewise.
42034         (s390_output_pool_entry): Use assemble_integer for symbolic constants.
42035         Remove FILE * argument.
42036         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Define.
42037         * config/s390/s390.md ("*pool_entry"): Adapt s390_output_pool_entry
42038         call.
42040 2004-02-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
42042         * cfgloopanal.c (mark_irreducible_loops): Rewriten.
42043         (struct edge, struct vertex, struct graph): New.
42044         (dump_graph, new_graph, add_edge, dfs, check_irred, for_each_edge,
42045         free_graph): New functions.
42047 2004-02-12  Chris Demetriou  <cgd@broadcom.com>
42049         * config/mips/mips.md (casesi_internal, casesi_internal_di):
42050         Use ".set macro" to avoid warnings about multi-instruction
42051         macros, since they're intentional.
42053 2004-02-12  Geoffrey Keating  <geoffk@apple.com>
42055         * config/darwin.h: Add include guards.  Remove old, now incorrect,
42056         comment about STANDARD_EXEC_PREFIX.
42058         * Makefile.in (install-man): Use $(CPP_INSTALL_NAME) and
42059         $(GCOV_INSTALL_NAME) to install manpages.  Remove generic rule
42060         for installing .1 manpages.  Add rules for installing cpp
42061         and gcov manpages under their installed names.
42063 2004-02-12  Alexandre Oliva  <aoliva@redhat.com>
42065         * configure.ac (gcc_cv_ld): Don't set to LD if target is not
42066         host, but try LD_FOR_TARGET first.
42067         * configure: Rebuilt.
42069 2004-02-12  Zack Weinberg  <zack@codesourcery.com>
42071         * dbxout.c: Move declaration of dbxout_type_decl outside
42072         #ifdef DBX_DEBUGGING_INFO.
42073         * c-parse.in: Don't give the asmdef production a type.
42075 2004-02-12  Zack Weinberg  <zack@codesourcery.com>
42077         * debug.h (struct gcc_debug_hooks): Add type_decl field.
42078         (debug_nothing_tree_int): Prototype.
42079         (dwarf_debug_hooks): Delete, unused.
42080         * debug.c (do_nothing_debug_hooks): Update.
42081         (debug_nothing_tree_int): New function.
42082         * langhooks.h (struct lang_hooks_for_decls):
42083         Remove builtin_type_decls field.
42084         * langhooks-def.h (LANG_HOOKS_BUILTIN_TYPE_DECLS): Delete.
42085         (LANG_HOOKS_DECLS): Update.
42086         * toplev.c (rest_of_decl_compilation, rest_of_type_compilation):
42087         Use debug_hooks->type_decl.
42088         * dbxout.c (preinit_symbols): New static.
42089         (dbx_debug_hooks, xcoff_debug_hooks): Update.
42090         (dbxout_init): Don't call DBX_OUTPUT_STANDARD_TYPES or
42091         lang_hooks.decls.builtin_type_decls.  Do scan preinit_symbols
42092         for symbols to output.
42093         (dbxout_type_decl): New function.
42094         (dbxout_symbol): If called before dbxout_init has run, queue
42095         the symbol for later.  Apply DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER
42096         to TYPE_DECLs before emitting them.
42097         * xcoffout.c (assign_type_number): Delete.
42098         (xcoff_type_numbers): New static table.
42099         (xcoff_assign_fundamental_type_number): New function.
42100         * xcoffout.h: Define DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER, not
42101         DBX_OUTPUT_STANDARD_TYPES.  Remove unnecessary #ifdefs.
42102         * sdbout.c: Include varray.h.
42103         (deferred_global_decls): New static.
42104         (sdb_debug_hooks): Update.
42105         (sdbout_global_decl): If we can't emit something right now,
42106         remember it in deferred_global_decls.
42107         (sdbout_finish): Just scan deferred_global_decls; don't call getdecls.
42108         (sdbout_init): Initialize deferred_global_decls.
42109         * Makefile.in: Update dependencies of sdbout.o.
42110         * dwarf2out.c (dwarf2out_type_decl): New function.
42111         (dwarf2_debug_hooks): Update.
42112         * vmsdbgout.c (vmsdbg_debug_hooks): Update.
42113         * c-decl.c (getdecls): Just return 0.
42114         (check_for_loop_decls): Don't use getdecls.
42115         (record_builtin_type): Call debug_hooks->type_decl on the TYPE_DECL.
42116         * c-objc-common.c (c_objc_common_finish_file): Don't use getdecls.
42118 2004-02-12  Ulrich Weigand  <uweigand@de.ibm.com>
42120         * config/s390/s390.c (s390_sched_reorder2): Remove.
42121         (TARGET_SCHED_REORDER2): Do not redefine.
42123 2004-02-12  Zack Weinberg  <zack@codesourcery.com>
42125         * c-parse.in (maybe_type_qual): Delete.
42126         (maybe_volatile, simple_asm_expr, asmdef, asm_stmt)
42127         (asm_argument): New grammar rules.
42128         (extdef_1): Use asmdef.
42129         (maybeasm): Move down with other asm rules; use simple_asm_expr.
42130         (xexpr): Move up with other expression rules.
42131         (stmt): Use asm_stmt.
42133         * c-typeck.c (build_asm_expr): New function - body mostly
42134         pulled from build_asm_stmt.
42135         (build_asm_stmt): Just handle tacking on the volatile qualifier.
42136         * c-tree.h (build_asm_expr, build_asm_stmt): Update prototypes.
42138 2004-02-12  Richard Sandiford  <rsandifo@redhat.com>
42140         PR bootstrap/13617
42141         * config/mips/mips-protos.h (mips_output_aligned_decl_common): Declare.
42142         (mips_declare_object): Make variadic.
42143         * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use
42144         mips_output_aligned_decl_common.
42145         * config/mips/mips.c (mips_output_aligned_decl_common): New function.
42146         (mips_declare_object): Make variadic.
42148 2004-02-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
42150         * function.c (update_epilogue_consts): Teach about binary operations.
42152         * emit-rtl.c (set_mem_attributes_minus_bitpos): Don't kill
42153         previous MEM_VOLATILE in REF.
42154         * function.c (fixup_var_refs): Save volatile_ok and set to 1.
42155         * expr.c (emit_block_move_via_movstr): Save and restore volatile_ok.
42157 2004-02-12  Gunther Nikl  <gni@gecko.de>
42159         * config.gcc: Restore support for m68k-openbsd.
42161 2004-02-12  Jan Hubicka  <jh@suse.cz>
42163         * tree-optimize.c (tree_rest_of_compilation): Do not release
42164         DECL_ARGUMENTS.
42166 2004-02-11  Matt Kraai  <kraai@alumni.cmu.edu>
42168         * doc/install.texi: Fix the spelling of "explicitly".
42170 2004-02-11  Eric Christopher  <echristo@redhat.com>
42172         * cppcharset.c (_cpp_interpret_string_notranslate): Rename and
42173         duplicate argument structure of cpp_interpret_string.
42174         * cpphash.h: Move prototype...
42175         * cpplib.h: Here.
42176         * cpplib.c: Fix calls to match new function signature.
42178 2004-02-11  Joseph S. Myers  <jsm@polyomino.org.uk>
42180         PR c/456
42181         * cppexp.c (num_binary_op): Don't allow comma operators in #if
42182         constant expressions at all outside C99 mode if pedantic.
42184 2004-02-11  Uros Bizjak  <uros@kss-loka.si>
42186         * optabs.h (enum optab_index): Add new OTI_log10 and OTI_log2.
42187         (log10_optab, log2_optab): Define corresponding macros.
42188         * optabs.c (init_optabs): Initialize log10_optab and log2_optab.
42189         * genopinit.c (optabs): Implement log10_optab and log2_optab
42190         using log10?f2 and log2?f2 patterns.
42191         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG10{,F,L}
42192         using log10_optab, and BUILT_IN_LOG2{,F,L} using log2_optab.
42193         (expand_builtin): Expand BUILT_IN_LOG10{,F,L} and BUILT_IN_LOG2{,F,L}
42194         using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
42196         * config/i386/i386.md (log10sf2, log10df2, log10xf2, log2sf2,
42197         log2df2, log2xf2): New patterns to implement log10, log10f, log10l,
42198         log2, log2f and log2l built-ins as inline x87 intrinsics.
42200 2004-02-11  Richard Henderson  <rth@redhat.com>
42202         PR target/1532
42203         * flow.c (insn_dead_p): A clobber of a dead hard register is a
42204         dead insn after reload.
42206 2004-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
42208         * tree.h (frame_base_decl): Add GTY marker.
42209         * var-tracking.c (frame_base_decl): Likewise.
42211 2004-02-11  Daniel Berlin  <dberlin@dberlin.org>
42213         * dwarf2out.c (output_loc_list): Remove no longer necessary, and now
42214         incorrect, hunk.
42215         (add_location_or_const_value_attribute): Use text_section_label,
42216         not TEXT_SECTION_NAME.
42218 2004-02-11  Per Bothner  <per@bothner.com>
42220         Represent column numbers using line-map's source_location.
42221         The "next available source_location" is now managed internally by
42222         line-maps.c rather than by clients.
42223         * line-map.h (struct line_map): New field column_bits.
42224         <from_line>: Rename field to start_location.
42225         (struct line_maps): New fields highest_location and max_column_hint.
42226         (linemap_check_files_exited): New declaration.
42227         (linemap_line_start): New declaration.
42228         (linemap_add): Remove from_line parameter; use highest_location field.
42229         (SOURCE_LINE, LAST_SOURCE_LINE): Modify to use column_bits.
42230         (SOURCE_COLUMN, LAST_SOURCE_LINE_LOCATION): New macros.
42231         (CURRENT_LINE_MAP): Remove macro.
42232         (linemap_position_for_column): New inline function.
42233         * line-map.c (linemap_init): Clear new fields.
42234         (linemap_check_files_exited): New function, extracted from ...
42235         (linemap_free): Use linemap_check_files_exited.
42236         (linemap_add): Remove from_line parameter.  Various updates.
42237         (linemap_line_start): New function.
42238         (linemap_lookeup): Update for new field names.
42239         * cpphash.h (struct cpp_reader) <map>: Field removed.  Because
42240         linemap_position_for_column may unpredictably change the current map,
42241         it is cleaner and simpler for us to not cache it in cpp_reader.
42242         (struct cpp_buffer): New sysp field.
42243         Changed warned_cplusplus_comments and from_stage3 to bitfields.
42244         * cppinit.c (cpp_read_min_file): pfile->map no longer exists.
42245         * cpplib.c (do_line, do_linemarker, _cpp_do_file_change): Get
42246         current map using linemap_lookup.
42247         (do_linemarker): Also set buffer's sysp field.
42248         (destringize_and_run): No longer need to decrement current line.
42249         * cppfiles.c (_cpp_stack_file): Set sysp from and in buffer.
42250         (search_path_head, open_file_failed): Use buffer's sysp.
42251         (cpp_make_system_header): Get current map using linemap_lookup.
42252         Also set buffer's sysp flag.
42253         * cppmacro.c (_cpp_builtin_macro_text): Likewise use linemap_lookup.
42254         * cpphash.h (CPP_INCREMENT_LINE): New macro.
42255         (struct cpp_buffer): Moved fields saved_cur, saved_rlimit to ...
42256         (struct cpp_reader): ... and adding saved_line_base field.
42257         * cpptrad.c (_cpp_overlay_buffer, _cpp_remove_overlay):
42258         Update accordingly.  Don't adjust line.
42259         (_cpp_scan_out_logical_line): Use CPP_INCREMENT_LINE.
42260         * cpphash.c (CPP_IN_SYSTEM_HEADER): Replaced macro by ...
42261         (cpp_in_system_header): ... new inline function, using buffer's sysp.
42262         * cpperror.c (_cpp_begin_message): Update to use cpp_in_system_header.
42263         * cpplex.c (_cpp_lex_direct): Likewise.
42264         * cppmacro.c (_cpp_builtin_macro_text): Likewise.
42265         * cppmacro.c (_cpp_create_definition): Use buffer's sysp field.
42266         * cpplib.h (struct cpp_token): Rename line field to src_loc.
42267         Remove col field as it is now subsumed by src_loc.
42268         * cpperror.c: Update various field, parameter, and macro names.
42269         (print_location): If col==0, try SOURCE_COLUMN of line.
42270         (cpp_error): Use cur_token's src_loc field, rather than line+col.
42271         * cpplib.c (do_diagnostic): Token's src_loc fields replaces line+col.
42272         * cpplex.c (_cpp_process_line_notes, _cpp_lex_direct,
42273         _cpp_skip_block_comment): Use CPP_INCREMENT_LINE.
42274         (_cpp_temp_token): Replace cpp_token's line+col fields by src_loc.
42275         (_cpp_get_fresh_line): Don't need to adjust line for missing newline.
42276         (_cpp_lex_direct): Use linemap_position_for_column.
42277         * c-ppoutput.c (maybe_print_line, print_line): Don't take map
42278         parameter.  Instead get it from the line_table global.  Adjust callers.
42279         (print): Remove map field.  Replace line field to src_line.
42280         (init_pp_output, account_for_newlines, maybe_print_line): Adjust.
42281         (cb_line_change): Use SOURCE_COLUMN.  Minor optimizations.
42282         (pp_file_change): Use MAIN_FILE_P since we cannot checked print.map.
42283         Use LAST_SOURCE_LINE_LOCATION to "catch up" after #include.
42284         * cpptrad.c (copy_comment): Rename variable.
42285         * c-lex.c (map): Remove static variable, for same reason we removed
42286         cpp_reader's map field.
42287         (cb_line_change, cb_def_pragma, cb_define, cb_undef): Hence we need
42288         to call linemap_lookup.
42289         (cb_line_change): Token's line field replaced by src_loc.
42290         (fe_file_change): Use MAINFILE_P and LAST_SOURCE_LINE macros.
42291         Don't save new_map.
42293         * cpphash.h, cpperror.c, cpplib.h: Some renames of fileline to
42294         source_location.
42296 2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>
42298         * config/rs6000/altivec.md (*movv4si_internal): At least one
42299         operand must be register_operand.
42300         (*movv8hi_internal1): Likewise.
42301         (*movv16qi_internal1): Likewise.
42302         (*movv4sf_internal1): Likewise.
42304 2004-02-10  Aldy Hernandez  <aldyh@redhat.com>
42306         * config/rs6000/spe.md ("*movv2si_internal"): Check for register
42307         operand.
42308         (movv4hi_internal): Same.
42309         (movv2sf_internal): Same.
42310         (movv1di_internal): Same.
42312 2004-02-11  Thiemo Seufer  <seufer@csv.ica.uni-stuttgart.de>
42314         * config/mips/mips.h (TARGET_OLDABI): Define. Use TARGET_NEWABI and
42315         TARGET_OLDABI consistently.
42316         * config/mips/mips.c (function_arg,mips_setup_incoming_varargs,
42317         mips_va_arg,override_options,compute_frame_size,
42318         mips_initial_elimination_offset,mips16_fp_args,build_mips16_call_stub
42319         ,mips_return_in_memory,mips_strict_argument_naming): Use TARGET_NEWABI
42320         and TARGET_OLDABI consistently.
42321         * config/mips/mips.md (exception_receiver): Likewise.
42322         * config/mips/linux64.h: Likewise.
42324 2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>
42326         * config/rs6000/rs6000.c (rs6000_override_options)
42327         Set AltiVec ABI and vrsave as default for ppc64 linux.
42328         (init_cumulative_args): Post error, if try to return
42329         value in AltiVec register without enable AltiVec.
42330         (function_arg_advance): Ditto for passing arguments.
42332 2004-02-11  Richard Sandiford  <rsandifo@redhat.com>
42334         * emit-rtl.c (mark_label_nuses): Check that a LABEL_REF refers to
42335         a label before updating its usage count.
42337 2004-02-10  Matt Kraai  <kraai@alumni.cmu.edu>
42339         * doc/install.texi: Remove extra cd.
42341 2004-02-10  Ziemowit Laski  <zlaski@apple.com>
42343         * c-common.c (vector_size_helper): Remove; call
42344         reconstruct_complex_type() instead.
42345         * tree.c (reconstruct_complex_type): New function
42346         (formerly vector_size_helper() in c-common.c).
42347         (make_vector): Make externally visible.
42348         * tree.h (reconstruct_complex_type, make_vector): Add prototypes.
42350 2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>
42352         * config/h8300/h8300-protos.h: Add a prototype for
42353         h8300_regs_ok_for_stm.
42354         * config/h8300/h8300.c (h8300_regs_ok_for_stm): New.
42355         * config/h8300/h8300.md (stm_h8300s_2_advanced,
42356         stm_h8300s_2_normal, stm_h8300s_2, stm_h8300s_3_advanced,
42357         stm_h8300s_3_normal, stm_h8300s_3, stm_h8300s_4_advanced,
42358         stm_h8300s_4_normal, stm_h8300s_4, ldm_h8300s_2_advanced,
42359         ldm_h8300s_2_normal, ldm_h8300s_2, ldm_h8300s_3_advanced,
42360         ldm_h8300s_3_normal, ldm_h8300s_3, ldm_h8300s_4_advanced,
42361         ldm_h8300s_4_normal, ldm_h8300s_4): Use
42362         h8300_regs_ok_for_stm().
42364 2004-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
42366         PR c/14088
42367         * real.c (real_from_string): Look for 'X' as well as 'x' in
42368         hexfloat strings.
42370 2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>
42372         * config/h8300/h8300.md: Remove an incorrect comment about
42373         peephole2.  Add comments.
42375 2004-02-10  Josef Zlomek  <zlomekj@suse.cz>
42377         PR/14058
42378         * emit-rtl.c (set_decl_incoming_rtl): New.
42379         * tree.h (set_decl_incoming_rtl): New.
42380         * function.c (assign_parms): Use set_decl_incoming_rtl for setting
42381         DECL_INCOMING_RTL.
42382         * ada/misc.c (adjust_decl_rtl): Likewise.
42384 2004-02-10  Per Bothner  <per@bothner.com>
42386         * c-opts.c (c_common_post_options): Don't emit working directory
42387         in cpp output if -P was specified.
42389 2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
42391         PR c/14092
42392         * fold-const.c (fold) <NEGATE_EXPR>: Convert result of
42393         negate_expr back to the original type.
42395 2004-02-10  Alan Modra  <amodra@bigpond.net.au>
42397         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't
42398         bump retaddr here.
42400 2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
42402         * rtl.h (schedule_insns, schedule_ebbs, fix_sched_param,
42403         gen_lowpart_SUBREG): Move under the file in which they
42404         are actually declared.
42406 2004-02-10  Arnaud Charlet  <charlet@act-europe.fr>
42408         * doc/sourcebuild.texi: Add libada documentation.
42410         * doc/install.texi: Update documentation on Ada build, now
42411         that the GNAT lib and tools are built automatically.
42413 2004-02-10  Richard Sandiford  <rsandifo@redhat.com>
42415         * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI
42416         && TARGET_IRIX.
42418 2004-02-09  Ziemowit Laski  <zlaski@apple.com>
42420         * objc/objc-act.c (get_super_receiver): Move '#ifdef OBJCPLUS'
42421         boundaries outside build_component_ref() call (a macro in ObjC++).
42423 2004-02-09  Bob Wilson  <bob.wilson@acm.org>
42425         * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Update.
42426         (init_cumulative_args): Likewise.
42427         (a7_overlap_mentioned_p): Delete prototype.
42428         * config/xtensa/xtensa.c (struct machine_function): Replace
42429         incoming_a7_copied field with need_a7_copy and vararg_a7 flags.
42430         Add set_frame_ptr_insn field.
42431         (xtensa_emit_move_sequence): Update call to xtensa_copy_incoming_a7.
42432         (xtensa_copy_incoming_a7): Rewrite to check need_a7_copy flag and check
42433         if the operand is an argument in a7.  If so, copy a7 to a new pseudo
42434         at the function entry and replace the operand with the pseudo.
42435         (init_cumulative_args): Remove unused arguments.  Add new "incoming"
42436         argument and record this flag in CUMULATIVE_ARGS.
42437         (function_arg): Remove result_mode and special-case code to handle
42438         arguments in a7.  Instead, set need_a7_copy flag when there is an
42439         incoming argument in a7.
42440         (xtensa_expand_prologue): Remove code to search for set_frame_ptr insn
42441         and use the value recorded in cfun->machine->set_frame_ptr_insn.
42442         (xtensa_builtin_saveregs): Check for negative gp_left value.  Set
42443         need_a7_copy and vararg_a7 flags.  Use move_block_from_reg instead of
42444         special-case code.
42445         (a7_overlap_mentioned_p): Delete.
42446         * config/xtensa/xtensa.h (CUMULATIVE_ARGS): Add "incoming" flag.
42447         (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Remove useless
42448         arguments to init_cumulative_args and pass "incoming" flag instead.
42449         (BLOCK_REG_PADDING): Delete.
42450         * config/xtensa/xtensa.md (movdi, movsf, movdf): Remove unnecessary
42451         checks for reload_in_progress and reload_completed.  Update calls to
42452         xtensa_copy_incoming_a7.
42453         (ashlsi3): Rename existing insn to ashlsi3_internal.  Add expander
42454         to call xtensa_copy_incoming_a7.
42456 2004-02-09  DJ Delorie  <dj@redhat.com>
42458         * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): No
42459         longer modify standard_exec_prefix, standard_bindir_prefix, or
42460         standard_startfile_prefix.
42462 2004-02-09  James E Wilson  <wilson@specifixinc.com>
42464         PR c++/11295
42465         * c-common.c (c_expand_expr, case STMT_EXPR): Change expand_expr call
42466         to expand_expr_real call, and pass in alt_rtl as last argument.
42468         PR libstdc++/5625
42469         * builtin-types.def (BT_WORD, BT_FN_WORD_PTR): New.
42470         * builtins.c (expand_builtin): Handle BUILT_IN_EXTEND_POINTER.
42471         * builtins.def (BUILT_IN_EXTEND_POINTER): New.
42472         * except.c (expand_builtin_extend_pointer): New.
42473         * except.h (expand_builtin_extend_pointer): Declare.
42475 2004-02-09  David Edelsohn  <edelsohn@gnu.org>
42477         * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow
42478         unaligned loads and stores.
42480 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
42482         * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
42483         * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.
42485         * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
42486         * config/mips/iris5.h: ... here.
42487         * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.
42489         * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
42490         * config/mips/iris5.h: ... here.
42492 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
42494         * configure.ac: Remove default executable files before AC_PROG_CC.
42495         * configure: Regenerate.
42497 2004-02-09  Kazu Hirata  <kazu@cs.umass.edu>
42499         PR target/13721
42500         * config/h8300/h8300.c (byte_reg): Call abort() if asked to
42501         print a operand other than a register.
42503 2004-02-09  Roger Sayle  <roger@eyesopen.com>
42505         * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
42506         tree code rather than call fold_convert, which doesn't specify a
42507         default floating point to integer conversion.
42509 2004-02-08  Bernardo Innocenti  <bernie@develer.com>
42511         * config/m68k/m68k.c, config/m68k/m68k.md (SGS, SGS_CMP_ORDER): Remove
42512         code to support SGS assembler.  Reformat adjacent code where possible.
42513         * config/m68k/m68k.c (switch_table_difference_label_flag): Remove
42514         definition.
42515         * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Remove support
42516         for '%#'.
42517         * config/m68k/linux.h, config/m68k/m68k.c,
42518         * config/m68k/math-68881.h: Replace `%#' with `#' in inline asm
42519         macros and asm_printf() format strings.
42520         * config/m68k/m68kelf.h (ASM_OUTPUT_CASE_END): Remove macro definition.
42521         * config/m68k/linux.h: Update copyright.
42522         * config/m68k/linux.h, config/m68k/m68k.c: Remove traling whitespace.
42524 2004-02-08  Andreas Schwab  <schwab@suse.de>
42525             Bernardo Innocenti  <bernie@develer.com>
42527         * config/m68k/m68k.h (REGISTER_NAMES): Prefix each name with
42528         REGISTER_PREFIX.
42529         * (M68K_FP_REG_NAME): New macro to specify an alternate name for the
42530         frame pointer register, overridable by OS targets.
42531         * (M68K_REGNAME): Macro to obtain register name for asm output,
42532         eventually replacing %a6 with M68K_FP_REG_NAME.
42533         * config/m68k/coff.h (REGISTER_NAMES): Don't redefine.
42534         * config/m68k/linux.h (REGISTER_NAMES): Likewise.
42535         * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
42536         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Likewise.
42537         * config/m68k/m68k.c: Use M68K_REGNAME(x) in place of reg_names[x].
42539 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
42541         * target-def.h (TARGET_STRUCT_VALUE_RTX): Define as
42542         hook_rtx_tree_int_null.
42543         * targhooks.c (default_struct_value_rtx): Remove.
42544         * targhooks.h: Remove the prototype for
42545         default_struct_value_rtx.
42546         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
42547         config/fr30/fr30.c, config/h8300/h8300.c, config/i386/i386.c,
42548         config/ip2k/ip2k.c, config/iq2000/iq2000.c,
42549         config/m32r/m32r.c, config/mcore/mcore.c, config/mips/mips.c,
42550         config/mn10300/mn10300.c, config/pdp11/pdp11.c,
42551         config/rs6000/rs6000.c, config/s390/s390.c,
42552         config/stormy16/stormy16.c, config/v850/v850.c,
42553         config/xtensa/xtensa.c (TARGET_STRUCT_VALUE_RTX): Remove.
42554         * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document the default.
42556 2004-02-08  Joseph S. Myers  <jsm@polyomino.org.uk>
42558         * README.Portability: Change "ISO C89" to "ISO C90".
42559         * c-parse.in (primary, initelt): Likewise.
42561 2004-02-08  Richard Sandiford  <rsandifo@redhat.com>
42563         * real.c (encode_ibm_extended): Normalize the input value before
42564         converting it to a double.  Handle the case where a normal value
42565         rounds to infinity.
42567 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
42569         * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
42570         warning.
42571         * cse.c (preferrable): Change to preferable. Update all of its
42572         callers.
42573         * genautomata.c (ainsn): Change
42574         first_ainsn_with_given_equialence_num to
42575         first_ainsn_with_given_equivalence_num.  Update all of its
42576         references.
42578 2004-02-08  Jan Hubicka  <jh@suse.cz>
42580         * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data.
42582 2004-02-07  David Edelsohn  <edelsohn@gnu.org>
42584         * function.c (assign_parms): Fix formatting.
42586 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
42588         * default.h (PROMOTE_PROTOTYPES): Remove.
42589         * system.h (PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES,
42590         STRUCT_VALUE_REGNUM, SETUP_INCOMING_VARARGS,
42591         EXPAND_BUILTIN_SAVEREGS): Poison.
42592         * target-def.h (TARGET_PROMOTE_FUNCTION_RETURN): Define as
42593         hook_bool_tree_false.
42594         (TARGET_PROMOTE_PROTOTYPES): Likewise.
42595         * target.h: Replace SETUP_INCOMING_VARARGS with
42596         targetm.calls.setup_incoming_varargs().
42597         * targhooks.c (default_promote_function_return): Remove.
42598         (default_promote_prototypes): Likewise.
42599         (default_struct_value_rtx): Always abort().
42600         (default_expand_builtin_saveregs): Always print an error
42601         message.
42602         (default_setup_incoming_varargs): Do nothing.
42603         (default_pretend_outgoing_varargs_named): Don't depend on
42604         SETUP_INCOMING_VARARGS.
42605         * targhooks.h: Remove the prototype for
42606         default_promote_function_return and
42607         default_promote_prototypes.
42609 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
42611         * system.h (SHARED_SECTION_ASM_OP): Poison.
42612         * varasm.c (data_section): Don't use SHARED_SECTION_ASM_OP.
42613         * doc/tm.texi (SHARED_SECTION_ASM_OP): Remove.
42615 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
42617         Bug 13856
42618         * c-decl.c (diagnose_mismatched_decls): Only give special
42619         treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
42620         is also true.
42621         (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
42622         DECL_FUNCTION_CODE when defining a built-in function.
42623         Don't update DECL_ESTIMATED_INSNS.
42624         * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
42625         FUNCTION_DECLs.
42626         * tree.h: Delete DECL_ESTIMATED_INSNS.
42627         * tree-inline.c (struct inline_data): Delete inlined_insns field.
42628         (expand_call_inline, optimize_inline_calls): Don't update
42629         DECL_ESTIMATED_INSNS nor inlined_insns.
42630         * cgraphunit.c (cgraph_analyze_function): Don't update
42631         DECL_ESTIMATED_INSNS.
42633 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
42635         * c-common.c (shadow_warning): Delete.
42636         * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
42637         * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
42638         * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
42639         * c-parse.in (free_parser_stacks): Delete.
42641 2004-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
42643         * Makefile.in, config/t-slibgcc-darwin, config/t-slibgcc-elf-ver,
42644         config/t-slibgcc-sld, config/mips/t-iris5-6, config/sh/t-linux:
42645         Use the top level mkinstalldirs, not the one in the gcc subdir.
42646         * mkinstalldirs: Remove (from the gcc subdir).
42648 2004-02-07  Roger Sayle  <roger@eyesopen.com>
42650         PR middle-end/13696
42651         * fold-const.c (fold_convert): New function to provide type
42652         conversion to the middle-end without using convert.
42653         (negate_expr, associate_trees, size_diffop, omit_one_operand,
42654         operand_equal_for_comparison_p, pedantic_omit_one_operand,
42655         invert_truthvalue, optimize_bit_field_compare, range_binop,
42656         decode_field_reference, make_range, build_range_check, unextend,
42657         fold_truthop, extract_muldiv_1, fold_mathfn_compare,
42658         fold_binary_op_with_conditional_arg, fold_inf_compare,
42659         fold_single_bit_test, fold, multiple_of_p): Replace all calls to
42660         convert with calls to fold_convert.
42662 2004-02-07  Jan Hubicka  <jh@suse.cz>
42664         * genrecog.c (find_operand): add extra argument stop.
42665         (validate_pattern): Verify that mach_dup is duplicating operand
42666         defined lexically earlier.
42668 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
42670         * config.gcc: Don't mention MAX_LONG_TYPE_SIZE.
42671         * system.h (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
42672         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Poison.
42673         * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
42674         config/ia64/ia64.h, config/ip2k/ip2k.h,
42675         config/iq2000/iq2000.h, config/mips/iris5.h,
42676         config/mips/mips.h, config/pa/pa-64.h, config/pa/pa.h,
42677         config/rs6000/aix51.h, config/rs6000/aix52.h,
42678         config/rs6000/darwin.h, config/rs6000/rs6000.h,
42679         config/s390/s390.h, config/sh/sh.h, config/sparc/freebsd.h,
42680         config/sparc/linux.h, config/sparc/linux64.h,
42681         config/sparc/netbsd-elf.h, config/sparc/sparc.h,
42682         config/xtensa/xtensa.h: Remove the definitions of
42683         MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE, and/or
42684         MAX_WCHAR_TYPE_SIZE.
42685         * doc/tm.texi (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
42686         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Remove.
42688 2004-02-07  Stephane Carrez  <stcarrez@nerim.fr>
42690         PR bootstrap/13990
42691         * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to
42692         gen_rtx_NE.
42694 2004-02-07  Josef Zlomek  <zlomekj@suse.cz>
42696         * var-tracking.c (vt_add_function_parameters): Surround checkings by
42697         #ifdef ENABLE_CHECKING and #endif.
42699 2004-02-07  Roger Sayle  <roger@eyesopen.com>
42701         * fold-const.c (negate_expr_p, negate_expr): Optimize -(A+B) into
42702         either (-A)-B or (-B)-A, if A or B is easily negated respectively.
42703         (fold) <MINUS_EXPR>: Optimize (A*C) - (B*C) -> (A-B)*C for both
42704         integer types and floating point with unsafe_math_optimizations.
42705         Add similar optimization for (A*C1) - (A*C2) -> A*(C1-C2).
42706         Optimize A - B as A + (-B), if B is easily negated.
42708 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
42710         * c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
42711         config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
42712         config/m32r/linux.h, config/rs6000/ppc64-fp.c,
42713         config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
42714         Update copyright.
42716 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
42718         * c-ppoutput.c, var-tracking.c: Fix comment typos.
42720 2004-02-06  James E Wilson  <wilson@specifixinc.com>
42722         * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
42723         glibc 2.3 or better.
42725 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42727         * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change
42728         to FLOAT_LIB_COMPARE_RETURNS_BOOL.
42730 2004-02-07  Alan Modra  <amodra@bigpond.net.au>
42732         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
42733         (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
42734         (SHLIB_MKMAP_OPTS): Delete.
42735         (TARGET_LIBGCC2_CFLAGS): Add -specs.
42736         (bispecs): Add rule.
42737         * config/rs6000/libgcc-ppc64.ver: New file.
42738         * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
42739         (__floatdidf, __floatdisf): Optimize multiply.
42740         (__fixunstfdi): New function.
42741         * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
42742         real and imag parts larger than one register.
42743         (function_arg): Correct type of reg used when fp arg split partially
42744         to stack.
42745         * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
42746         and __MACH__ or __powerpc64__.
42748 2004-02-06  Roger Sayle  <roger@eyesopen.com>
42749             Ulrich Weigand  <uweigand@de.ibm.com>
42751         * builtins.c (expand_builtin_signbit): Use extract_bit_field instead
42752         of gen_highpart or gen_lowpart when the floating point format is
42753         wider than the result mode.
42755 2004-02-06  Andrew Pinski  <pinskia@physics.uc.edu>
42757         * dwarf2out.c (loclabel_num): Move into #ifdef
42758         DWARF2_DEBUGGING_INFO.
42760 2004-02-06  Ziemowit Laski  <zlaski@apple.com>
42762         * objc/objc-act.c (build_super_template) the 'class' field of
42763         'struct _objc_super' shall be named 'super_class' #ifdef OBJCPLUS.
42764         (get_super_receiver): Likewise.
42766 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42768         * reload1.c (check_eliminable_occurrences): Optimize the reset
42769         of can_eliminate.
42770         (eliminate_regs_in_insn): Likewise.
42772 2004-02-06  Daniel Berlin <dberlin@dberlin.org>
42773             Josef Zlomek  <zlomekj@suse.cz>
42775         * dwarf2out.c (struct gcc_debug_hooks): Call dwarf2out_begin_function
42776         at the beginning of function, call dwarf2out_var_location for
42777         NOTE_INSN_VAR_LOCATION note.
42778         (struct var_loc_node, struct var_loc_list_def, loclabel_num,
42779         decl_loc_table): New.
42780         (lookup_decl_loc): New function.
42781         (add_var_loc_to_decl): New function.
42782         (based_loc_descr): Added parameter can_use_fbreg, DW_OP_fbreg is used
42783         only if can_use_fbreg.
42784         (mem_loc_descriptor): Added parameter can_use_fbreg, pass it to other
42785         functions.
42786         (loc_descriptor): Likewise. Process VAR_LOCATION.
42787         (concat_loc_descriptor): Call loc_descriptor with can_use_fbreg == true.
42788         (loc_descriptor_from_tree): Call mem_loc_descriptor with
42789         can_use_fbreg == true.
42790         (add_location_or_const_value_attribute): Added parameter enum
42791         dwarf_attribute attr, generate attribute ATTR.  Create the location list.
42792         (add_bound_info): Call loc_descriptor with can_use_fbreg == true.
42793         (gen_formal_parameter_die): Call add_location_or_const_value_attribute
42794         with attr == DW_AT_location.
42795         (gen_subprogram_die): Generate the location list for DW_AT_frame_base
42796         if frame_base_decl is defined and has a location list.
42797         (gen_variable_die): Call add_location_or_const_value_attribute with
42798         attr == DW_AT_location.
42799         (dwarf2out_var_location): New function.
42800         (dwarf2out_begin_function): New function.
42801         (dwarf2out_init): Create decl_loc_table.
42803 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
42805         * loop.c (force_movables): Transitively increase the priorities of
42806         all insns forces by an insn, not just the first one.
42808 2004-02-06  Josef Zlomek  <zlomekj@suse.cz>
42809             Daniel Berlin <dberlin@dberlin.org>
42811         Josef Zlomek  <zlomekj@suse.cz>
42812         * Makefile.in (var-tracking.o): New.
42813         * common.opt (fvar-tracking): New.
42814         * flags.h (flag_var_tracking): New.
42815         * gengtype.c (adjust_field_rtx_def): NOTE_INSN_VAR_LOCATION was added.
42816         * opts.c (common_handle_option): Add OPT_fvar_tracking.
42817         * print-rtl.c (print_rtx): NOTE_INSN_VAR_LOCATION was added.
42818         * rtl.c (note_insn_name): Likewise.
42819         * rtl.def (VAR_LOCATION): New.
42820         * rtl.h (NOTE_VAR_LOCATION): New.
42821         (NOTE_VAR_LOCATION_DECL): New.
42822         (NOTE_VAR_LOCATION_LOC): New.
42823         (enum insn_note): NOTE_INSN_VAR_LOCATION was added.
42824         (variable_tracking_main): New exported function.
42825         * timevar.def (TV_VAR_TRACKING): New.
42826         * toplev.c (enum dump_file_index): Added DFI_vartrack.
42827         (dump_file): "vartrack" was added (-dV).
42828         (flag_var_tracking): New.
42829         (f_options): "var-tracking" was added.
42830         (rest_of_handle_variable_tracking): New function.
42831         (rest_of_compilation): Run variable tracking.
42832         (process_options): If user has not specified flag_var_tracking set it
42833         according to optimize, debug_info_level and debug_hooks.
42834         * tree.h (frame_base_decl): New.
42835         * var-tracking.c: New file.
42836         * config/ia64/ia64.c (ia64_flag_var_tracking): New variable.
42837         (ia64_override_options): Set flags to run variable tracking in machine
42838         dependent reorg instead of toplev.c.
42839         (ia64_reorg): Run variable tracking if wanted.
42840         * doc/invoke.texi: Mention variable tracking in -dV,
42841         add and -fvar-tracking.
42842         * doc/passes.texi: Added variable tracking pass.
42844         Daniel Berlin <dberlin@dberlin.org>
42845         * debug.h (struct gcc_debug_hooks): Added var_location debug hook.
42846         * dbxout.c (dbx_debug_hooks): Likewise.
42847         (xcoff_debug): Likewise.
42848         * debug.c (do_nothing_debug_hooks): Likewise.
42849         * dwarf2out.c (dwarf2_debug_hooks): Likewise.
42850         * dwarfout.c (dwarf_debug_hooks): Likewise.
42851         * sdbout.c (sdb_debug_hooks): Likewise.
42852         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
42853         * final.c (final_scan_insn): Call var_location debug hook for each
42854         NOTE_INSN_VAR_LOCATION.
42856 2004-02-06  Jan Hubicka  <jh@suse.cz>
42858         * flow.c (update_life_info): Allocate reg_deaths when called from
42859         scheudler.
42860         (attempt_auto_inc): Update life ranges accordingly.
42862 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
42864         PR debug/11816
42865         * dwarf2out.c (gen_decl_die): Handle anonymous struct members.
42867 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
42869         * cfganal.c (flow_call_edges_add): Never split a libcall block.
42871 2004-02-06  Daniel Berlin  <dberlin@dberlin.org>
42873         * dwarf2out.c (output_loc_list): Don't use deltas if we have
42874         a separate line info table in use.
42875         Use the correct size for terminators.
42876         (output_die): Use offset, not delta.
42878 2004-02-06  H.J. Lu  <hongjiu.lu@intel.com>
42880         * doc/invoke.texi: Remove the pni option from -mfpmath=.
42882 2004-02-06  Jan Hubicka  <jh@suse.cz>
42884         * recog.c (split_all_insns): Do not update reg info.
42885         * regrename.c (regrename_optimize): Likewise.
42886         * toplev.c (rest_of_handle_reorder_blocks): Likewise.
42887         * flow.c (struct propagate_block_info): Add insn_num field.
42888         (reg_deaths): New array.
42889         (life_analysis): Free reg_deaths info.
42890         (allocate_reg_life_data): Allocate reg_deaths array.
42891         (propagate_one_insn): Use new array.
42892         (init_propagate_block): Initialize it.
42893         (free_propagate_block_info): Finish compuation of
42894         REG_LIVE_LENGTH
42895         (attempt_auto_inc): Sanity check that REG_INFO is not
42896         computed at same time.
42897         (mark_used_regs): Update new array.
42899         * reg-stack.c (subst_stack_regs): Unshare clobbers before
42900         substitution.
42902 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42904         * config/s390/s390.md (*extendsiqi2_short_displ): Change to
42905         *extendqisi2_short_displ.
42907 2004-02-06  Alan Modra  <amodra@bigpond.net.au>
42909         * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
42910         * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
42911         (emit_library_call_value_1): Likewise pass nargs.
42912         * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
42913         * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
42914         * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
42915         parameter instead of scanning TYPE_ARGS_TYPES to count args.
42916         * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
42917         prototype.
42918         * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
42919         (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
42920         (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
42921         * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
42922         INIT_CUMULATIVE_ARGS.
42923         * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
42924         * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
42925         config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
42926         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
42927         config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
42928         config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
42929         config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
42930         config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
42931         config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
42932         config/pa/pa.h, config/pdp11/pdp11.h, config/s390/s390.h,
42933         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
42934         config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.
42936 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42938         * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever
42939         possible.
42941 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42943         * reload1.c (eliminate_regs_in_insn): If a set has a REG_EQUAL
42944         note containing (plus (reg) (const_int)), where reg is an
42945         eliminable reg, then perform the register elimination without
42946         depending on eliminate_regs().
42948 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42950         * config/arc/arc.c (arc_return_in_memory): Check the return
42951         value of int_size_in_bytes against -1.  Don't check
42952         TREE_ADDRESSABLE.
42953         * config/avr/avr.c (avr_return_in_memory): Check the return
42954         value of int_size_in_bytes against -1.
42955         * config/ip2k/ip2k.c (ip2k_return_in_memory): Likewise.
42956         * config/m68hc11/m68hc11.c (m68hc11_return_in_memory):
42957         Likewise.
42958         * config/mcore/mcore.c (mcore_return_in_memory): Likewise.
42959         * config/stormy16/stormy16.c (xstormy16_return_in_memory):
42960         Likewise.
42962 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42964         * config/frv/frv-protos.h: Remove the prototype for
42965         frv_setup_incoming_varargs.
42966         * config/frv/frv.c (TARGET_SETUP_INCOMING_VARARGS): New.
42967         (frv_setup_incoming_varargs): Make it static.
42968         * config/frv/frv.h (SETUP_INCOMING_VARARGS): Remove.
42970 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42972         * config/fr30/fr30-protos.h: Remove the prototype for
42973         fr30_setup_incoming_varargs.
42974         Update the prototypes for fr30_num_arg_regs and
42975         fr30_function_arg_partial_nregs.
42976         * config/fr30/fr30.c (TARGET_STRUCT_VALUE_RTX): New.
42977         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
42978         (fr30_setup_incoming_varargs): Make it static.
42979         Add argument second_time.  Don't do anything when second_time
42980         is nonzero.
42981         (fr30_num_arg_regs): Change the type of the first argument to
42982         enum machine_mode.
42983         (fr30_function_arg_partial_nregs): Change the type of the
42984         second argument to enum machine_mode.
42985         * config/fr30/fr30.h (STRUCT_VALUE): Remove.
42986         (SETUP_INCOMING_VARARGS): Remove.
42988 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
42990         * config/arc/arc-protos.h: Remove the prototype for
42991         arc_setup_incoming_varargs.
42992         * config/arc/arc.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
42993         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
42994         (arc_setup_incoming_varargs): Make it static.
42995         (arc_external_libcall): Likewise.
42996         * config/arc/arc.h (SETUP_INCOMING_VARARGS): Remove.
42997         Remove the commented-out definition of
42998         ASM_OUTPUT_EXTERNAL_LIBCALL.
43000 2004-02-05  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
43002         * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
43003         to $$(slibdir) in the installation commands.
43005 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
43007         * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
43008         with inner_regno, not regno.
43009         * rtlanal.c (refers_to_regno_p): Same.
43011 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
43013         * config.gcc: Remove i370 support.
43015 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
43017         * doc/install.texi: Update automake and autoconf version
43018         requirements.  Note where to find gcj automake version.
43020 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
43022         * Makefile.in (generate-manpages): Move dependencies to ...
43023         (man): here.
43024         * doc/makefile.texi: Document new targets.
43025         * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.
43027 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
43029         PR/13485
43030         Makefile.in (srcextra): Add a level of indirection to ...
43031         (gcc.srcextra): ... here.
43032         (po-generated): Delete.
43033         (po/$(PACKAGE).pot: Use srcextra instead of po-generated.  Depend on
43034         options.c.
43035         (start.encap): Remove superfluous lang.srcextra dependency.
43036         objc/Make-lang.in (po-generated): Delete.
43038 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
43040         * config/ia64/ia64.c (REG_GP): Remove.
43042 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
43044         * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
43046 2004-02-05  Devang Patel  <dpatel@apple.com>
43048         * dwarf2out.c (force_type_die): Look up input type itself
43049         instead of root_type() of type.
43051 2004-02-05  Andreas Krebbel  <krebbel1@de.ibm.com>
43053         * config/s390/s390.md ("*tmqidi_ext"): New insn.
43054         ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
43055         pre-reload splitters are transformed to post-reload
43056         define_insn_and_split patterns.
43057         ("*tmqisi_ext"): Renamed old "*tmqi_ext".
43059 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
43061         * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
43062         TARGET_PROMOTE_PROTOTYPES.
43064 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
43066         PR middle-end/13750
43067         Revert:
43068         2004-01-15  Geoffrey Keating  <geoffk@apple.com>
43069         PR pch/13361
43070         * c-typeck.c (constructor_asmspec): Delete.
43071         (struct initializer_stack): Delete field 'asmspec'.
43072         (start_init): Delete saving of asmspec.
43073         (finish_init): Don't update constructor_asmspec.
43074         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
43075         * stmt.c (expand_asm): Duplicate strings from tree.
43076         (expand_asm_operands): Likewise.
43077         * tree.c (tree_size): Update computation of size of STRING_CST.
43078         (make_node): Don't make STRING_CST nodes.
43079         (build_string): Allocate string with tree node.
43080         * tree.def (STRING_CST): Update comment.
43081         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
43082         (tree_string): Place contents of string in tree node.
43083         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
43084         from tree.
43086 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
43088         * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
43089         msgid.
43091 2004-02-05  Dorit Naishlos  <dorit@il.ibm.com>
43093         * config/rs6000/altivec.md (*movv4si_internal): At least one
43094         operand must be altivec_register_operand.
43095         (*movv8hi_internal1): Likewise.
43096         (*movv16qi_internal1): Likewise.
43097         (*movv4sf_internal1): Likewise.
43099 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
43101         * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
43102         * configure: Regenerate.
43104 2004-02-05  Jonathan Wakely  <redi@gcc.gnu.org>
43106         * doc/install.texi: Update description of --gxx-include-dir to
43107         give correct default value.
43109 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
43111         * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
43112         8 with MAC_REG.
43114 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
43116         * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
43117         gen_rtx_PARALLEL.
43119 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
43121         * emit-rtl.c: Update the comment about the file.
43123 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
43125         * sourcebuild.texi (Test Idioms): Update testcase naming
43126         conventions.
43128 2004-02-04  Per Bothner  <per@bothner.com>
43130         Partially revert/redo 2003-10-01 change; fix -fworking-directory.
43131         * c-ppoutput.c (pp_dir_change): New function.
43132         * c-common.h (pp_dir_change): New declaration.
43133         * cpplib.h (struct cpp_options): Remove working_directory field.
43134         * cppinit.c (cpp_find_main_file, cpp_push_main_file): Merge back to
43135         (cpp_read_main_file): as before 10-01.  Call _cpp_stack_file.
43136         Don't handle -fworking_directory here, but in c_common_post_options.
43137         (read_original_directory): Don't back up when done.
43138         Don't clear no-longer used working_directory flag.
43139         * cpplib.h: Update declarations to match.
43140         * c-lex.c (cb_dir_change): Move to c-opts.c.
43141         (init_c_lex): Don't set dir_change callback here, since we want
43142         to set it even if flag_preprocess_only.
43143         * c-opts.c (cb_dir_change): Function moved from c-lex.c.
43144         (c_common_post_options): Set dir_change callback.
43145         Call pp_dir_change if approporiate.
43146         (finish_options): Don't call cpp_find_main_file here.   Hence remove
43147         unneeded parameter and result. Do LC_RENAME for <built-in>.
43148         (c_common_post_options): Call cpp_read_main_file here instead.
43149         (c_common_init): Update accordingly.
43150         (push_command_line_include): Don't cpp_push_main_file.
43151         Do LC_RENAME rather than LC_LEASE to get back to main file.
43152         Compared to pre-10-01 version, inline cpp_rename_to_main_file.
43153         (c_common_parse_file): Call cpp_read_main_file for subsequent main
43154         files, but call finish_options for all files.
43155         * c-opts.c (sanitize_cpp_opts): Don't set cpp_opts->working_directory.
43156         * fix-header.c (read_scan_file): Call cpp_read_main_file instead of
43157         cpp_find_main_file + cpp_push_main_file.
43158         * c-lex.c (fe_file_change): Don't set main_input_filename here.
43159         * opts.c (handle_options): Only set main_input_filename first time.
43161 2004-02-05  Ian Lance Taylor  <ian@wasabisystems.com>
43163         * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
43165 2004-02-04  Geoffrey Keating  <geoffk@apple.com>
43167         * reload.c (find_equiv_reg): When checking for register overlap,
43168         don't index hard_regno_nregs with a pseudo-reg.
43170 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
43172         * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
43174 2004-02-04  David Edelsohn  <edelsohn@gnu.org>
43176         * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
43177         against FIRST_PSEUDO_REGISTER.
43179 2004-02-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
43181         * Makefile.in: Move target, host overrides after per-language
43182         fragments.
43184         * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
43185         (GNATLIBCFLAGS): Remove -g.
43187 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43189         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
43190         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
43191         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
43192         config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
43193         config/pdp11/pdp11.c, config/rs6000/rs6000.c,
43194         config/sparc/sparc.c, config/vax/vax.c: Revert the
43195         replacements of "FALLTHRU" with "Fall through" done in the
43196         previous patch.
43198 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43200         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
43201         config/arm/arm.c, config/arm/arm.md,
43202         config/cris/cris-protos.h, config/fr30/fr30.c,
43203         config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
43204         config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
43205         config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
43206         config/ip2k/ip2k.md, config/ip2k/libgcc.S,
43207         config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
43208         config/m68k/m68k.c, config/m68k/netbsd-elf.h,
43209         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
43210         config/ns32k/netbsd.h, config/ns32k/ns32k.c,
43211         config/ns32k/ns32k.h, config/pdp11/pdp11.h,
43212         config/rs6000/darwin-ldouble.c, config/s390/s390.h,
43213         config/s390/s390.md, config/sparc/netbsd-elf.h,
43214         config/sparc/openbsd.h, config/sparc/sparc.c,
43215         config/xtensa/lib2funcs.S: Fix comment formatting.
43217 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43219         * config/alpha/alpha.c, config/arc/arc.c,
43220         config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
43221         config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
43222         config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
43223         config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
43224         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
43225         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
43226         config/iq2000/iq2000.c, config/m32r/m32r.c,
43227         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
43228         config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
43229         config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
43230         config/rs6000/rs6000.h, config/sparc/sparc.c,
43231         config/vax/vax.c: Fix comment typos.  Follow spelling
43232         conventions.
43234 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43236         * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
43237         caller-save.c, df.h, genconfig.c, global.c, lcm.c,
43238         ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
43239         sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
43240         config/arm/fpa.md, config/arm/iwmmxt.md,
43241         config/arm/netbsd-elf.h, config/arm/netbsd.h,
43242         config/m68hc11/m68hc11.md, config/mips/iris5.h,
43243         config/mn10300/mn10300.md, config/rs6000/altivec.md,
43244         config/sparc/netbsd-elf.h: Update copyright.
43246 2004-02-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
43248         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
43249         for all modes whose size is greater than 8 bytes if ARCH32.
43250         (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
43251         by reference if ARCH32.
43253 2004-02-04  Aldy Hernandez  <aldyh@redhat.com>
43255         * cgraphunit.c (cgraph_postorder): Fix typo in comment.
43257 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
43259         * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
43260         to before adddi3 insn patterns.
43261         ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
43262         "reload_insi"): Move to before addsi3 insn patterns.
43264 2004-02-04  Mark Mitchell  <mark@codesourcery.com>
43266         * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
43267         parameter.  Use it instead of current_function_is_thunk.
43268         * function.h (struct function): Update documentation for is_thunk.
43269         * tree.h (CALL_FROM_THUNK_P): New macro.
43270         * config/alpha/alpha.c (alpha_sa_mask): Do not check
43271         no_new_pseudos when testing current_function_is_thunk.
43272         * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
43274 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43276         * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
43277         TARGET_SETUP_INCOMING_VARARGS.
43279 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43281         * emit-rtl.c (gen_rtx): Remove.
43282         * genattrtab.c: Don't mention gen_rtx in a comment.
43283         * rtl.h: Remove the prototype for gen_rtx.
43284         * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
43286 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43288         * config/arc/arc.h, config/fr30/fr30.h
43289         (SETUP_INCOMING_VARARGS): Remove the target-independent
43290         comments.
43291         * doc/tm.texi: Don't mention deprecated target macros.
43293 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43295         * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
43296         target-independent comment.
43298 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43300         * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
43301         mention deprecated target macros.
43303 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
43305         * config.gcc: Remove obsolete ports and configurations.
43306         * config/linux-aout.h, config/netware.h,
43307         config/t-linux-gnulibc1, config/d30v/abi,
43308         config/d30v/d30v-protos.h, config/d30v/d30v.c,
43309         config/d30v/d30v.h, config/d30v/d30v.md,
43310         config/d30v/libgcc1.asm, config/d30v/t-d30v,
43311         config/dsp16xx/dsp16xx-modes.def,
43312         config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
43313         config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
43314         config/i370/README, config/i370/i370-c.c,
43315         config/i370/i370-protos.h, config/i370/i370.c,
43316         config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
43317         config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
43318         config/i386/freebsd-aout.h, config/i386/linux-aout.h,
43319         config/i386/moss.h, config/i386/netware.h,
43320         config/i386/svr3.ifile, config/i386/svr3dbx.h,
43321         config/i386/svr3gas.h, config/i386/svr3z.ifile,
43322         config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
43323         config/i960/i960-c.c, config/i960/i960-coff.h,
43324         config/i960/i960-modes.def, config/i960/i960-protos.h,
43325         config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
43326         config/i960/rtems.h, config/i960/t-960bare,
43327         config/m68k/hp310.h, config/m68k/hp320.h,
43328         config/m68k/hp320base.h, config/m68k/m68kv4.h,
43329         config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
43330         Remove.
43331         * doc/extend.texi, doc/install.texi, doc/invoke.texi,
43332         doc/md.texi: Remove mentions of obsolete ports.
43334 2004-02-04  Jan Hubicka  <jh@suse.cz>
43336         * alias.c (find_base_term, get_addr): Do not dereference NULL
43337         pointer when all VALUE's locations has been invalidated.
43338         (rtx_equal_for_memref_p): Simplify checking of VALUEs.
43340 2004-02-03  Wolfgang Bangerth  <bangerth@dealii.org>
43342         * doc/invoke.texi (x86 options): Fix spelling/wording.
43344 2004-02-03  Richard Sandiford  <rsandifo@redhat.com>
43346         * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
43347         put the original string in a comment.
43348         * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
43349         * config/mips/mips.c (mips_output_ascii): Likewise.
43350         * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
43352 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
43354         * system.h (GIV_SORT_CRITERION): Poison.
43355         * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
43356         * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
43358 2004-02-03  Roger Sayle  <roger@eyesopen.com>
43360         PR target/9348
43361         * expr.c (expand_expr_real) <MULT_EXPR>: When performing widening
43362         multiplies with a multiplication of the wrong signedness, its the
43363         signedness of the multiplication that we've performed that needs to
43364         be passed to expand_mult_highpart_adjust.  Avoid emitting a nop-move
43365         if expand_mult_highpart_adjust places the result in target.
43367 2004-02-03  Richard Henderson  <rth@redhat.com>
43369         * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
43371 2004-02-03  J"orn Rennecke <joern.rennecke@superh.com>
43373         * config.gcc (sh[234]l): Use little endian fragments.
43375 2004-02-03  Paul Koning  <pkoning@equallogic.com>
43377         * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
43378         * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
43379         * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
43380         encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
43381         floating point format.
43382         (pdp11_f_format, pdp11_d_format): New real_format descriptors for
43383         the above functions.
43384         (output_move_quad): Output float values in correct target format.
43385         (legitimate_const_double_p): New function.
43386         * config/pdp11/pdp11.h: Fix typos.
43387         (FLOAT_WORDS_BIG_ENDIAN): Add definition.
43388         (TARGET_FLOAT_FORMAT): Ditto.
43389         (pdp11_f_format, pdp11_d_format): Add external declarations.
43390         (MAX_REGS_PER_ADDRESS): Corrected.
43391         (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
43392         (PRINT_OPERAND): Output float literals in target format.
43394 2004-02-03  Mark Mitchell  <mark@codesourcery.com>
43396         PR c++/13975
43397         * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
43398         TI_PRIVATE.
43399         (access_public_node): Redefine.
43400         (access_protected_node): Likewise.
43401         (access_private_node): Likewise.
43402         * tree.c (build_common_tree_nodes): Create access_public_node,
43403         access_protected_node, and access_private_node.
43405 2004-02-03  Steve Ellcey  <sje@cup.hp.com>
43407         * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
43408         (MASK_INLINE_INT_DIV_THR): Ditto.
43409         (MASK_INLINE_SQRT_LAT): Ditto.
43410         (MASK_INLINE_SQRT_THR): Ditto.
43411         (MASK_DWARF2_ASM): Ditto.
43412         (MASK_EARLY_STOP_BITS): Ditto.
43414 2004-02-02  Paul Brook  <paul@codesourcery.com>
43416         Merge from csl-arm-branch.
43418         2004-01-30  Paul Brook  <paul@codesourcery.com>
43420         * aof.h (REGISTER_NAMES): Add vfp reg names
43421         (ADDITIONAL_REGISTER_NAMES): Ditto.
43422         * aout.h (REGISTER_NAMES): Ditto.
43423         (ADDITIONAL_REGISTER_NAMES): Ditto.
43424         * arm-protos.h: Update/Add Prototypes.
43425         * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
43426         Only allow 0.0 for VFP.
43427         (fp_consts_inited): Rename from fpa_consts_inited.  Update users.
43428         (values_fp): Rename from values_fpa.  Update Users.
43429         (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
43430         Update users.  Only check valid constants for this hardware.
43431         (arm_float_rhs_operand): Rename from fpa_rhs_operand.  Update Users.
43432         Only allow consts for FPA.
43433         (arm_float_add_operand): Rename from fpa_add_operand.  Update users.
43434         Only allow consts for FPA.
43435         (use_return_insn): Check for saved VFP regs.
43436         (arm_legitimate_address_p): Handle VFP DFmode addressing.
43437         (arm_legitimize_address): Ditto.
43438         (arm_general_register_operand): New function.
43439         (vfp_mem_operand): New function.
43440         (vfp_compare_operand): New function.
43441         (vfp_secondary_reload_class): New function.
43442         (arm_float_compare_operand): New function.
43443         (vfp_print_multi): New function.
43444         (vfp_output_fstmx): New function.
43445         (vfp_emit_fstm): New function.
43446         (arm_output_epilogue): Output VPF reg restore code.
43447         (arm_expand_prologue): Output VFP reg save code.
43448         (arm_print_operand): Add 'P'.
43449         (arm_hard_regno_mode_ok): Return modes for VFP regs.
43450         (arm_regno_class): Return classes for VFP regs.
43451         (arm_compute_initial_elimination_offset): Include space for VFP regs.
43452         (arm_get_frame_size): Ditto.
43453         * arm.h (FIXED_REGISTERS): Add VFP regs.
43454         (CALL_USED_REGISTERS): Ditto.
43455         (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
43456         (FIRST_VFP_REGNUM): Define.
43457         (LAST_VFP_REGNUM): Define.
43458         (IS_VFP_REGNUM): Define.
43459         (FIRST_PSEUDO_REGISTER): Include VFP regs.
43460         (HARD_REGNO_NREGS): Handle VFP regs.
43461         (REG_ALLOC_ORDER): Add VFP regs.
43462         (enum reg_class): Add VFP_REGS.
43463         (REG_CLASS_NAMES): Ditto.
43464         (REG_CLASS_CONTENTS): Ditto.
43465         (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
43466         (REG_CLASS_FROM_LETTER): Add 'w'.
43467         (EXTRA_CONSTRAINT_ARM): Add 'U'.
43468         (EXTRA_MEMORY_CONSTRAINT): Define.
43469         (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
43470         (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
43471         (REGISTER_MOVE_COST): Ditto.
43472         (PREDICATE_CODES): Add arm_general_register_operand,
43473         arm_float_compare_operand and vfp_compare_operand.
43474         * arm.md (various): Rename as above.
43475         (divsf3): Enable when TARGET_VFP.
43476         (divdf3): Ditto.
43477         (movdfcc): Ditto.
43478         (sqrtsf2): Ditto.
43479         (sqrtdf2): Ditto.
43480         (arm_movdi): Disable when TARGET_VFP.
43481         (arm_movsi_insn): Ditto.
43482         (movsi): Only split with general regs.
43483         (cmpsf): Use arm_float_compare_operand.
43484         (push_fp_multi): Restrict to TARGET_FPA.
43485         (vfp.md): Include.
43486         * vfp.md: New file.
43487         * fpa.md (various): Rename as above.
43488         * doc/md.texi: Document ARM w and U constraints.
43490         2004-01-15  Paul Brook  <paul@codesourcery.com>
43492         * config.gcc: Add with_fpu.  Allow with-float=softfp.
43493         * config/arm/arm.c (arm_override_options): Rename *-s to *s.
43494         Break out of loop when we find a float-abi.  Fix typo.
43495         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
43496         Set -mfloat-abi=.
43497         * doc/install.texi: Document --with-fpu.
43499         2003-01-14  Paul Brook  <paul@codesourcery.com>
43501         * config.gcc (with_arch): Add armv6.
43502         * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
43503         * config/arm/arm.c (arm_overrride_options): Ditto.
43505         2004-01-08  Richard Earnshaw  <rearnsha@arm.com>
43507         * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
43508         (FL_ARCH6): Renamed from FL_ARCH6J.
43509         (arm_arch3m): Renamed from arm_fast_multiply.
43510         (arm_arch6): Renamed from arm_arch6j.
43511         * arm.h: Update all uses of above.
43512         * arm-cores.def: Likewise.
43513         * arm.md: Likewise.
43515         * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
43516         not arm6j.  Add entry for arch armv6.
43518         2004-01-07  Richard Earnshaw  <rearnsha@arm.com>
43520         * arm.c (arm_emit_extendsi): Delete.
43521         * arm-protos.h (arm_emit_extendsi): Delete.
43522         * arm.md (zero_extendhisi2): Also handle zero-extension of
43523         non-subregs.
43524         (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
43525         (thumb_zero_extendhisi2): Only match if not v6.
43526         (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
43527         (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
43528         (thumb_extendqisi2): Likewise.
43529         (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
43530         (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
43531         (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
43532         (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
43533         (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
43534         (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
43535         (arm_zero_extendhisi2addsi): Remove subreg.  Add attributes.
43536         (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
43537         (arm_extendqisi2addsi): Likewise.
43539         2003-12-31  Mark Mitchell  <mark@codesourcery.com>
43541         Revert this change:
43542         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
43543         + REG addressing modes.
43545         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
43546         + REG addressing modes.
43548         2003-12-30  Mark Mitchell  <mark@codesourcery.com>
43550         * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
43551         CONSTANT_P_RTX.
43553         2003-30-12  Paul Brook  <paul@codesourcery.com>
43555         * longlong.h: protect arm inlines with !defined (__thumb__)
43557         2003-30-12  Paul Brook  <paul@codesourcery.com>
43559         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
43561         2003-12-30  Nathan Sidwell  <nathan@codesourcery.com>
43563         * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
43564         change.
43566         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
43568         * builtins.c (expand_builtin_apply_args_1): Add pretend args size
43569         to the virtual incoming args pointer for downward stacks.
43571         2003-12-29  Paul Brook  <paul@codesourcery.com>
43573         * config/arm/arm-cores.def: Add cost function.
43574         * config/arm/arm.c (arm_*_rtx_costs): New functions.
43575         (arm_rtx_costs): Remove
43576         (struct processors): Add rtx_costs field.
43577         (all_cores, all_architectures): Ditto.
43578         (arm_override_options): Set targetm.rtx_costs.
43579         (thumb_rtx_costs): New function.
43580         (arm_rtx_costs_1): Remove cases handled elsewhere.
43581         * config/arm/arm.h (processor_type): Add COSTS parameter.
43583         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
43585         * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
43586         (arm926ejs.md): Include it.
43587         * config/arm/arm926ejs.md: New pipeline description.
43589         2003-12-24  Paul Brook  <paul@codesourcery.com>
43591         * config/arm/arm.c (arm_arch6j): New variable.
43592         (arm_override_options): Set it.
43593         (arm_emit_extendsi): New function.
43594         * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
43595         * config/arm/arm.h (arm_arch6j): Declare.
43596         * config/arm/arm.md: Add sign/zero extend insns.
43598         2003-12-23  Paul Brook  <paul@codesourcery.com>
43600         * config/arm/arm.c (all_architectures): Add armv6.
43601         * doc/invoke.texi: Document it.
43603         2003-12-19  Paul Brook  <paul@codesourcery.com>
43605         * config/arm/arm.md: Add load1 and load_byte "type" attrs.  Modify
43606         insn patterns to match.
43607         * config/arm/arm-generic.md: Ditto.
43608         * config/arm/cirrus.md: Ditto.
43609         * config/arm/fpa.md: Ditto.
43610         * config/amm/iwmmxt.md: Ditto.
43611         * config/arm/arm1026ejs.md: Ditto.
43612         * config/arm/arm1135jfs.md: Ditto.  Add insn_reservation and bypasses
43613         for 11_loadb.
43615         2003-12-18  Nathan Sidwell  <nathan@codesourcery.com>
43617         * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
43618         * config/arm/arm.c (arm_adjust_cost): Check shift cost for
43619         TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
43620         (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
43621         arm_no_early_mul_dep): Correctly deal with conditional execution,
43622         parallels and single shift operations.
43623         (arm_no_early_alu_shift_value_dep): Define.
43624         * arm.md (attr type): Replace 'normal' with 'alu',
43625         'alu_shift' and 'alu_shift_reg'.
43626         (attr core_cycles): Adjust.
43627         (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
43628         *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
43629         *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
43630         *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
43631         *arith_shiftsi_compare0_scratch, *sub_shiftsi,
43632         *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
43633         *if_shift_move, *if_move_shift, *if_shift_shift): Set type
43634         attribute appropriately.
43635         * config/arm/arm1026ejs.md (alu_op): Adjust.
43636         (alu_shift_op, alu_shift_reg_op): New.
43637         * config/arm/arm1136.md: Add better bypasses for early
43638         registers. Remove load[234] and store[234] bypasses.
43639         (11_alu_op): Adjust.
43640         (11_alu_shift_op, 11_alu_shift_reg_op): New.
43642         2003-12-15  Nathan Sidwell  <nathan@codesourcery.com>
43644         * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
43645         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
43646         * config/arm/arm.c (arm_no_early_store_addr_dep,
43647         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
43648         * config/arm/arm1026ejs.md: Add load-store bypass.
43649         * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
43650         Add bypasses between instructions.
43652         2003-12-10  Paul Brook  <paul@codesourcery.com>
43654         * config/arm/arm.c (arm_fpu_model): New variable.
43655         (arm_fload_abi): New variable.
43656         (target_fpe_name): Rename from target_fp_name.
43657         (target_fpu_name): New variable.
43658         (arm_is_cirrus): Remove.
43659         (fpu_desc): New struct.
43660         (all_fpus): Define.
43661         (pf_model_for_fpu): Define.
43662         (all_loat_abis): Define.
43663         (arm_override_options): Set fp arch flags based on -mfpu=
43664         and -float-abi=.
43665         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
43666         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
43667         (*): Use new TARGET_* flags.
43668         * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
43669         (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
43670         (TARGET_SOFT_FLOAT): Ditto.
43671         (TARGET_SOFT_FLOAT_ABI): New.
43672         (TARGET_MAVERICK): Rename from TARGET_CIRRUS.  No longer implies
43673         TARGET_HARD_FLOAT.
43674         (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
43675         (TARGET_OPTIONS): Add -mfpu=.
43676         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
43677         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
43678         (arm_pf_model): Define.
43679         (arm_float_abi_type): Define.
43680         (fputype): Add FPUTYPE_VFP.  Change SOFT_FPA->NONE
43681         * config/arm/arm.md: Use new TARGET_* flags.
43682         * config/arm/cirrus.md: Ditto.
43683         * config/arm/fpa.md: Ditto.
43684         * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
43685         * config/arm/semi.h (ASM_SPEC): Ditto.
43686         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
43687         (FPUTYPE_DEFAULT): Set to VFP.
43688         * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
43690         2003-11-22  Phil Edwards  <phil@codesourcery.com>
43692         PR target/12476
43693         * config/arm/arm.c (arm_output_mi_thunk): In Thumb mode, use
43694         'bx' instead of 'b' to avoid branch range restrictions.  Output
43695         the thunk immediately before the thunked-to function.
43696         * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Do not emit
43697         .thumb_func if a thunk is being generated.  Emit .code 16 along
43698         with .thumb_func if a thunk is not being generated.
43700         2003-11-15  Nicolas Pitre <nico@cam.org>
43702         * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
43703         arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
43704         * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
43705         (lshrdi3_iwmmxt): Renamed from lshrdi3.
43706         * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
43708         2003-11-12  Steve Woodford  <scw@wasabisystems.com>
43709             Ian Lance Taylor  <ian@wasabisystems.com>
43711         * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
43712         code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
43714         2003-11-05  Phil Edwards  <phil@codesourcery.com>
43716         * config/arm/arm.md (insn): Add new V6 instruction names.
43717         (generic_sched): New attr.
43718         * config/arm/arm-generic.md: Use generic_sched here.
43719         * config/arm/arm1026ejs.md: Do not model fetch/issue/decode
43720         stages of pipeline.  Adjust latency counts accordingly.
43721         * config/arm/arm1136jfs.md: New file.
43723         2003-10-28  Mark Mitchell  <mark@codesourcery.com>
43725         * config/arm/arm.h (processor_type): New enumeration type.
43726         (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
43727         ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
43728         (CPP_CPU_ARCH_SPEC): Likewise.
43729         * config/arm/arm.c (arm_tune): New variable.
43730         (all_cores): Use cores.def.
43731         (all_architectures): Add representative processor.
43732         (arm_override_options): Restructure way in which tuning
43733         information is deduced.
43734         * arm.md: Update "insn" and "type" attributes throughout.
43735         (insn): New attribute.
43736         (type): Compute "mult" from "insn" attribute.  Add load2,
43737         load3, load4 alternatives.
43738         (arm automaton): Move to arm-generic.md.
43739         * config/arm/arm-cores.def: New file.
43740         * config/arm/arm-generic.md: Likewise.
43741         * config/arm/arm1026ejs.md: Likewise.
43743 2004-02-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
43745         * doc/invoke.texi (SPARC options): Remove -mflat and
43746         all -mxxx (xxx:chip) options.
43747         * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
43748         * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
43749         * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
43750         * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
43751         * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
43752         * config/sparc/sparc.c: Likewise.
43753         (sparc_output_function_prologue): Remove TARGET_FLAT handling.
43754         (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
43755         (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
43756         (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
43757         (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
43758         (sparc_flat_must_save_register_p): Likewise.
43759         (sparc_flat_compute_frame_size): Likewise.
43760         (sparc_flat_save_restore): Likewise.
43761         (sparc_flat_function_prologue): Likewise.
43762         (sparc_flat_function_epilogue): Likewise.
43763         (sparc_flat_epilogue_delay_slots): Likewise.
43764         (sparc_flat_eligible_for_epilogue_delay): Likewise.
43765         (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
43766         * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
43767         (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
43768         (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
43769         (CONDITIONAL_REGISTER_USAGE): Likewise.
43770         (FRAME_POINTER_REQUIRED): Likewise.
43771         (INITIAL_ELIMINATION_OFFSET): Likewise.
43772         (BASE_RETURN_VALUE_REG): Likewise.
43773         (BASE_OUTGOING_VALUE_REG): Likewise.
43774         (BASE_PASSING_ARG_REG): Likewise.
43775         (BASE_INCOMING_ARG_REG): Likewise.
43776         (INCOMING_REGNO): Likewise.
43777         (OUTGOING_REGNO): Likewise.
43778         (LOCAL_REGNO): Likewise.
43779         (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
43780         (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
43781         (EPILOGUE_USES): Likewise.
43782         * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
43783         ("flat" attribute): Delete.
43784         (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
43785         handling.
43786         (call followed by jump define_peephole's): Delete.
43787         (exception_receiver): Likewise.
43788         (builtin_setjmp_receiver): Likewise.
43789         * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
43791 2004-02-03  Paolo Bonzini  <bonzini@gnu.org>
43793         PR c/11658
43794         PR c/13994
43795         * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
43796         on langhooks.h.
43797         * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
43798         * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
43799         Include langhooks.h.  Replace c_common_truthvalue_conversion
43800         with the truthvalue_conversion language hook throughout.
43801         (expr_no_commas): Call default_conversion before save_expr
43802         for the first term of the production 'x ? : y'.
43803         * c-common.c (c_common_truthvalue_conversion): Remove
43804         obsolete block.  Invoke recursively the hook instead
43805         of this function.
43806         * c-convert.c (convert): handle ERROR_MARK_NODE.
43807         * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
43808         returned by the truthvalue_conversion language hook.
43809         * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
43810         c_objc_common_truthvalue_conversion.
43811         * c-objc-common.c (c_objc_common_truthvalue_conversion):
43812         New function.
43813         * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
43814         * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
43815         c_objc_common_truthvalue_conversion.
43817 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
43819         * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
43820         of gen_rtx.
43821         (LIBCALL_VALUE): Likewise.
43822         * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
43823         gen_rtx_CC0 instead of gen_rtx.
43824         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
43825         gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
43826         (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
43827         gen_rtx.
43828         (m68hc11_emit_logical): Likewise.
43830 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
43832         * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
43833         config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
43834         config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
43835         config/m32r/m32r.md, config/m68hc11/m68hc11.c,
43836         config/mips/mips.md, config/mmix/mmix.c,
43837         config/mn10300/mn10300.c, config/mn10300/mn10300.md,
43838         config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
43839         config/rs6000/altivec.md, config/s390/s390.c,
43840         config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
43841         config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
43842         Use const0_rtx instead of GEN_INT (0).  Do the same for other
43843         constants that are readily available.
43845 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
43847         * doloop.c, optabs.c, regmove.c, sched-deps.c,
43848         config/i386/i386.c, config/i386/i386.md: Use const0_rtx
43849         instead of GEN_INT (0).  Do the same for other constants that
43850         are readily available.
43852 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
43854         * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
43855         gen_rtx.
43856         * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
43857         instead of gen_rtx.
43858         * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
43859         gen_rtx.
43860         * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
43861         gen_rtx_ASHIFT instead of gen_rtx.
43862         (udivmodqi4): Likewise.
43864 2004-02-02  Richard Henderson  <rth@redhat.com>
43866         PR target/13789
43867         * expr.c (store_expr): Use force_operand before emit_move_insn.
43869 2004-02-02  Jeff Law  <law@redhat.com>
43870             Roger Sayle  <roger@eyesopen.com>
43872         * tree.c (commutative_tree_code, associative_tree_code): New
43873         functions.
43874         (iterative_hash_expr): Use commutative_tree_code.
43875         * tree.h (commutative_tree_code, associative_tree_code): Declare.
43876         * fold-const.c (operand_equal_p): Use commutative_tree_code
43877         rather than inlining the commutativity check.
43878         (fold): Likewise.
43880 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
43882         * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
43883         * config/frv/frv-protos.h: Remove the prototype for
43884         frv_function_arg_keep_as_reference.
43885         * config/frv/frv.c (frv_function_arg_keep_as_reference):
43886         Remove.
43887         * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
43888         * config/stormy16/stormy16.h: Remove the commented-out
43889         definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
43891 2004-02-03  Alan Modra  <amodra@bigpond.net.au>
43893         PR target/13914
43894         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
43895         for retaddr_column.
43897 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
43899         * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
43900         gen_rtx.
43902 2004-02-02  Eric Christopher  <echristo@redhat.com>
43903             Zack Weinberg  <zack@codesourcery.com>
43905         * c-opts.c (c_common_handle_option): Add -finput-charset.
43906         * c.opt: Ditto.
43907         * cppcharset.c (one_iso88591_to_utf8): Remove.
43908         (convert_iso88591_utf8): Ditto.
43909         (conversion_tab): Remove 8859-1 converter.
43910         (_cpp_input_to_utf8): Remove.
43911         (_cpp_init_iconv_buffer): Ditto.
43912         (_cpp_close_iconv_buffer): Ditto.
43913         (_cpp_convert_input): New function.
43914         (_cpp_default_encoding): Ditto.
43915         * cpphash.h: Add/remove prototypes for above.
43916         * cppfiles.c (read_file_guts): Use _cpp_convert_input.
43917         * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
43918         for narrow execution and input character sets.
43919         * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
43920         * doc/cppopts.texi: Document -finput-charset.
43922 2004-02-02  David Edelsohn  <edelsohn@gnu.org>
43924         * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
43925         against FIRST_PSEUDO_REGISTER.
43927 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
43929         * doc/invoke.texi (SPARC options): Further improve.
43931 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
43933         * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
43934         config/h8300/h8300.c, config/ip2k/ip2k.md,
43935         config/iq2000/iq2000.c, config/mips/mips.c,
43936         config/rs6000/rs6000.c, config/rs6000/rs6000.md,
43937         config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
43938         config/v850/v850.md: Fix indentation.
43940 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
43942         * config/sparc/sparc.c (function_arg_slotno): Align TImode
43943         arguments on a 16-byte boundary in the parameter array if ARCH64.
43944         Split handling of TFmode.
43946 2004-02-02  Paolo Bonzini  <bonzini@gnu.org>
43948         * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
43949         Don't test CONSTANT_P (x).
43950         (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
43951         ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
43952         Fix misindentation.
43954 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
43956         * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
43958 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
43960         * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
43961         config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
43962         config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
43963         config/iq2000/iq2000.c, config/m32r/m32r.c,
43964         config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
43965         config/mn10300/mn10300.c, config/rs6000/rs6000.c,
43966         config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
43967         config/stormy16/stormy16.c, config/v850/v850.md,
43968         config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
43970 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
43972         * config/mcore/mcore.c (block_move_sequence): Replace
43973         gen_rtx_CONST_INT with GEN_INT.
43975 2004-02-02  Jan Hubicka  <jh@suse.cz>
43977         * alias.c (record_set): Use hard_regno_nregs.
43978         * bt-load.c (find_btr_reference, note_btr_set): Likewise.
43979         * builtins.c (apply_args_size): Likewise.
43980         * caller-save.c (setup_save_areas, save_call_clobbered_regs,
43981         mark_set_regs, add_stored_regs, mark_referenced_regs,
43982         insert_restore, insert_save, insert_one_insn): Likewise.
43983         * cfgcleanup.c: Include regs.h
43984         (mark_effect, mentions_nonequal_regs): Likewise.
43985         * cfgrtl.c (mark_killed_regs): Likewise
43986         * combine.c (update_table_tick, record_value_for_reg,
43987         record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
43988         reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
43989         reg_bitfield_target_p, distribute_notes): Likewise.
43990         * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
43991         exp_equiv_p, cse_insn): Likewise.
43992         * cselib.c (cselib_lookup): Likewise.
43993         (cselib_invalidate_regno, cselib_record_set): Likewise.
43994         * df.c (df_ref_record): Likewise.
43995         * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
43996         Likewise.
43997         * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
43998         count_or_remove_death_notes_bb): Likewise.
43999         * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
44000         * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
44001         mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
44002         * integrate.c (mark_stores): Likewise.
44003         * jump.c (delete_prior_computation): Likewise.
44004         * lcm.c (reg_dies, reg_becomes_live): Likewise.
44005         * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
44006         * loop.c (LOOP_REGNO_NREGS): Likewise.
44007         * postreload.c (reload_combine, reload_combine_note_store,
44008         reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
44009         * ra-colorize.c (combine, color_usable_p, get_free_reg,
44010         calculate_dont_begin, calculate_dont_begin, colorize_one_web,
44011         try_recolor_web, insert_coalesced_conflicts, check_colors,
44012         break_precolored_alias): Likewise.
44013         * ra-debug.c: Include regs.h
44014         (ra_print_rtx_object): Likewise.
44015         * ra-rewrite (choose_spill_colors): Likewise.
44016         (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
44017         * ra.c (init_ra): Likewise.
44018         * recog.c (reg_fits_class_p, peep2_reg_dead_p,
44019         peep2_find_free_register): Likewise.
44020         * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
44021         * regclass.c (hard_regno_nregs): New array.
44022         (init_reg_modes_once): Initialize it.
44023         (choose_hard_reg_mode): Use it.
44024         (record_reg_classes): Likewise.
44025         * regmove.c (mark_flags_life_zones): Likewise.
44026         * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
44027         scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
44028         copy_value, maybe_mode_change, find_oldest_value_reg,
44029         copyprop_hardreg_forward_1):
44030         * regs.h (hard_regno_nregs): Declare.
44031         * reload.c (reload_inner_reg_of_subreg): Use it.
44032         (push_reload, combine_reloads, find_dummy_reload,
44033         hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
44034         refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
44035         reload_adjust_reg_for_mode): Likewise.
44036         * reload1.c (compute_use_by_pseudos, count_pseudo,
44037         count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
44038         spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
44039         clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
44040         allocate_reload_reg, choose_reload_regs, emit_reload_insns,
44041         delete_output_reload): Likewise.
44042         * resource.c (update_live_status, mark_referenced_resources,
44043         mark_set_resources, mark_target_live_regs): Likewise.
44044         * rtlanal.c: Include regs.h
44045         (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
44046         dead_or_set_regno_p, find_regno_note, find_reg_fusage,
44047         subreg_regno_offset, subreg_offset_representable_p,
44048         hoist_test_store): Likewise.
44049         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
44050         * sched-rgn.c (check_live_1, update_live_1): Likewise.
44051         * stmt.c: Include regs.h
44052         (decl_conflicts_with_clobbers_p): Likewise.
44053         * varasm.c (make_decl_rtl): Likewise.
44054         * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
44056 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
44058         * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
44059         config/arm/linux-gas.h, config/arm/netbsd-elf.h,
44060         config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
44061         config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
44062         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
44063         config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
44064         config/iq2000/iq2000.h, config/m32r/m32r.c,
44065         config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
44066         config/m68hc11/m68hc11.md, config/m68k/m68k.md,
44067         config/mcore/mcore.c, config/mcore/mcore.h,
44068         config/mcore/mcore.md, config/mips/mips.c,
44069         config/ns32k/ns32k.h, config/ns32k/ns32k.md,
44070         config/rs6000/rs6000.c, config/s390/s390.c,
44071         config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
44072         config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
44073         "gen_rtx (FOO, " with "gen_rtx_FOO (".
44075 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
44077         * config/h8300/h8300.md (two peephole2's): New.
44079 2004-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
44081         * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
44082         (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
44083         (ASM_CPU_SPEC): Likewise
44084         * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
44085         (ASM_CPU_SPEC): Remove -mcpu=v8plus.  Handle -mcpu=ultrasparc3.
44087 2004-02-01  Roger Sayle  <roger@eyesopen.com>
44089         * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
44090         isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
44091         (expand_builtin): Always call expand_builtin_pow.
44093 2004-02-01  Roger Sayle  <roger@eyesopen.com>
44095         * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
44096         BUILT_IN_SIGNBITL): New GCC builtins.
44097         * builtins.c (expand_builtin_signbit): New function to RTL expand
44098         calls to signbit, signbitf and signbitl as inline intrinsics.
44099         (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
44100         (fold_builtin_signbit): New function to perform constant folding
44101         of signbit, signbitf and signbitl.
44102         (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
44104         * doc/extend.texi: Document new signbit{,f,l} builtins.
44106 2004-02-01  Richard Sandiford  <rsandifo@redhat.com>
44108         * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
44110 2004-02-01  Chris Demetriou  <cgd@broadcom.com>
44112         * config/mips/mips.h (PREDICATE_CODES): Remove entries for
44113         "mips_const_double_ok" and "simple_memory_operand", which were
44114         removed from the MIPS port with the mips-3_4-rewrite branch merge.
44115         * config/mips/mips.c (mips16_lay_out_constants): Update comment
44116         for removal of simple_memory_operand.
44118 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44120         * config/c4x/c4x.md: Use GEN_INT instead of
44121         gen_rtx (CONST_INT, ...).
44123 2004-01-31  Richard Henderson  <rth@redhat.com>
44125         * varasm.c (output_constant_pool): Don't zap the pool.
44127 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44129         * genrecog.c (decision_type): Add DT_const_int.
44130         (write_cond) [DT_const_int]: Print a comparison against small
44131         constant.
44132         (write_node): Simplify comparisons against small constants
44133         before printing tests.
44135 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44137         * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
44138         instead of gen_rtx_CONST_INT.
44140 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44142         * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
44143         instead of gen_rtx_CONST_INT.
44145 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44147         * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
44148         hook_bool_CUMULATIVE_ARGS_false.
44149         * targhooks.c (default_strict_argument_naming): Rename to
44150         hook_bool_CUMULATIVE_ARGS_false.
44151         * targhooks.h: Update the prototype for
44152         default_strict_argument_naming.
44154 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44156         * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
44157         * config/sh/sh.h: Likewise.
44158         * config/sh/sh.md: Likewise.
44160 2004-01-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
44162         * doc/invoke.texi (SPARC options): Restructure and update.
44164 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44166         * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
44167         STRICT_ARGUMENT_NAMING): Poison.
44168         * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
44169         hook_bool_tree_false.
44170         * targhooks.c (default_promote_function_args): Remove.
44171         (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
44172         Don't check incoming.
44173         (default_strict_argument_naming): Don't use
44174         STRICT_ARGUMENT_NAMING.
44175         * targhooks.h: Remove the prototype for
44176         default_promote_function_args.
44178 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44180         * config/i386/i386-protos.h: Remove the prototype for
44181         ix86_setup_incoming_varargs.
44182         * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
44183         (ix86_setup_incoming_varargs): Make it static.
44184         * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
44186 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44188         * alloc-pool.c: Fix comment typos.
44189         * builtin-types.def: Likewise.
44190         * builtins.def: Likewise.
44191         * c-pretty-print.c: Likewise.
44192         * df.h: Likewise.
44193         * reload1.c: Likewise.
44195 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44197         * doc/invoke.texi: Follow spelling conventions.
44198         * doc/tm.texi: Likewise.
44200 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44202         * doc/install.texi: Fix typos.
44203         * doc/invoke.texi: Likewise.
44205 2004-01-31  Ulrich Weigand  <uweigand@de.ibm.com>
44207         * config/s390/s390.c (s390_decompose_address): Do not treat virtual
44208         registers as pointers.
44209         * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
44211 2004-01-31  Paolo Bonzini  <bonzini@gnu.org>
44213         * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
44214         and restore it to gen_lowpart_general on exit.
44215         (gen_lowpart_for_combine): Adjust all callers to go through
44216         gen_lowpart.
44217         * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
44218         and restore it to gen_lowpart_general on exit.
44219         (gen_lowpart_if_possible): Adjust all callers to go through
44220         gen_lowpart.
44221         * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
44222         (gen_lowpart): Declare as pointer to function, initialized to
44223         gen_lowpart_general.
44224         * rtl.h (gen_lowpart): Declare as pointer to function.
44226 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
44228         * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
44229         * calls.c: Likewise.
44230         * emit-rtl.c: Likewise.
44231         * function.c: Likewise.
44232         * reload1.c: Likewise.
44233         * config/i386/cygming.h: Likewise.
44234         * config/i386/i386.c: Likewise.
44235         * config/i386/winnt.c: Likewise.
44237 2004-01-30  Dara Hazeghi  <dhazeghi@yahoo.com>
44239         PR bootstrap/9249
44240         * doc/install.texi: document --enable-__cxa_atexit option.
44241         * configure.ac: Disable __cxa_atexit if not supported.
44242         * configure: Regenerate.
44244 2004-01-30  Daniel Berlin  <dberlin@dberlin.org>
44246         * ggc-zone.c (ggc_free): New function.
44248 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
44250         alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
44251         cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
44252         flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
44253         ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
44254         tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
44255         config/alpha/alpha.c, config/alpha/alpha.h,
44256         config/alpha/alpha.md, config/alpha/unicosmk.h,
44257         config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
44258         config/c4x/c4x-protos.h, config/c4x/c4x.md,
44259         config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
44260         config/frv/frvend.c, config/i386/cygming.h,
44261         config/i386/djgpp.h, config/i386/emmintrin.h,
44262         config/i386/gthr-win32.c, config/i386/i386-interix.h,
44263         config/i386/i386-protos.h, config/i386/openbsd.h,
44264         config/i386/winnt.c, config/i386/xm-mingw32.h,
44265         config/i386/xmmintrin.h, config/ia64/ia64.md,
44266         config/iq2000/iq2000.md, config/m32r/m32r.md,
44267         config/m68k/m68k.md, config/mcore/mcore-elf.h,
44268         config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
44269         config/mips/iris5gas.h, config/mips/iris6.h,
44270         config/mips/iris6gas.h, config/mips/linux.h,
44271         config/mips/mips.md, config/mips/netbsd.h,
44272         config/mips/openbsd.h, config/mips/windiss.h,
44273         config/pa/fptr.c, config/rs6000/aix.h,
44274         config/rs6000/altivec.h, config/rs6000/darwin.h,
44275         config/rs6000/xcoff.h, config/s390/s390-protos.h,
44276         config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
44277         config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
44278         config/sparc/sol2.h: Update copyright.
44280 2004-01-30  Kelley Cook  <kcook@gcc.gnu.org>
44282         * Makefile.in (abs_docdir, abs_srcdir): Define.
44283         (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
44285 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
44287         * genconfig.c (main): Have CC0_P check its operand even on a
44288         target without cc0.
44290 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
44292         * config/alpha/alpha.c: Remove mentions of deprecates macros
44293         in comments, remove some target-independent comments about target
44294         macros, and/or add minimal function comments for target hook
44295         implementations.
44296         * config/avr/avr.c: Likewise.
44297         * config/ia64/ia64.h: Likewise.
44298         * config/ip2k/ip2k.c: Likewise.
44299         * config/iq2000/iq2000.c: Likewise.
44300         * config/m32r/m32r.h: Likewise.
44301         * config/m68hc11/m68hc11.c: Likewise.
44302         * config/mcore/mcore.c: Likewise.
44303         * config/mmix/mmix.c: Likewise.
44304         * config/mn10300/mn10300.c: Likewise.
44305         * config/pa/pa.c: Likewise.
44306         * config/pdp11/pdp11.c: Likewise.
44307         * config/rs6000/rs6000.h: Likewise.
44308         * config/sh/sh.c: Likewise.
44309         * config/sh/sh.h: Likewise.
44310         * config/sparc/sparc.c: Likewise.
44311         * config/sparc/sparc.h: Likewise.
44312         * config/stormy16/stormy16.c: Likewise.
44313         * config/xtensa/xtensa.c: Likewise.
44315 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
44317         PR optimization/12147
44318         * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
44319         RELOAD_FOR_OPADDR_ADDR.
44320         (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
44321         might be reused as RELOAD_FOR_OPADDR_ADDR register.
44323 2004-01-30  Jan Hubicka  <jh@suse.cz>
44325         * reload.c (get_secondary_mem): Fix updating of
44326         secondary_memlocs_elim_used.
44328 2004-01-30  Richard Henderson  <rth@redhat.com>
44330         * varasm.c (struct rtx_const, struct pool_constant): Remove.
44331         (MAX_RTX_HASH_TABLE): Remove.
44332         (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
44333         (first_pool, last_pool, pool_offset): Remove.
44334         (struct rtx_constant_pool): Split out from ...
44335         (struct varasm_status): ... here.  Reference one via pointer.
44336         (struct constant_descriptor_rtx): Merge struct pool_constant.
44337         (SYMHASH): Remove.
44338         (decode_rtx_const): Remove.
44339         (const_hash_rtx, compare_constant_rtx): Remove.
44340         (record_constant_rtx): Remove.
44341         (const_desc_rtx_hash, const_desc_rtx_eq): New.
44342         (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
44343         (const_rtx_hash_1, const_rtx_hash): New.
44344         (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
44345         (simplify_subtraction): Use simplify_rtx.
44346         (force_const_mem): Rewrite to use new data structures.
44347         (find_pool_constant): Likewise.
44348         (get_pool_constant, get_pool_constant_mark,
44349         get_pool_constant_for_function, get_pool_mode,
44350         get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
44351         (output_constant_pool_2): Split out from output_constant_pool.
44352         (output_constant_pool_1): Likewise.  Use new pool datastructures.
44353         (output_constant_pool): Zap entire pool datastructure.
44354         (mark_constant): Use new pool datastructures.
44355         (mark_constants): Use for_each_rtx.
44356         (mark_constant_pool): Use new pool datastructures.
44358 2004-01-30  Fariborz Jahanian <fjahanian@apple.com>
44360         * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
44361         Copy operands[1] to pseudo for simplify_gen_subreg.
44363 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
44365         * gcse.c (bypass_block): Fix a typo in the previous check-in
44366         to the file.
44368 2004-01-30  Andrew Pinski <pinskia@physics.uc.edu>
44370         * toplev.c: Include alloc-pool.h.
44371         * Makefile.in (toplev.c): Update dependencies.
44373 2004-01-30  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
44375         * combine.c (simplify_shift_const, case XOR): Be careful when
44376         commuting XOR with ASHIFTRT.
44378 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
44379             Eric Botcazou  <ebotcazou@libertysurf.fr>
44381         * config/sparc/sparc-protos.h: Remove the prototype for
44382         sparc_builtin_saveregs.
44383         * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
44384         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
44385         (TARGET_PROMOTE_PROTOTYPES): Likewise.
44386         (TARGET_STRUCT_VALUE_RTX): Likewise.
44387         (TARGET_RETURN_IN_MEMORY): Likewise.
44388         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
44389         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
44390         (sparc_builtin_saveregs): Make it static.
44391         (sparc_promote_prototypes): New.
44392         (sparc_struct_value_rtx): Likewise.
44393         (sparc_return_in_memory): Likewise.
44394         * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
44395         (PROMOTE_FUNCTION_RETURN): Likewise.
44396         (RETURN_IN_MEMORY): Likewise.
44397         (STRUCT_VALUE): Likewise.
44398         (STRUCT_VALUE_INCOMING): Likewise.
44399         (EXPAND_BUILTIN_SAVEREGS): Likewise.
44400         (STRICT_ARGUMENT_NAMING): Likewise.
44401         (PROMOTE_PROTOTYPES): Likewise.
44403         * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
44405 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
44407         PR c/12818
44408         * varasm.c (const_hash_1) <STRING_CST>: Use the
44409         address to compute the hash value if flag_writable_strings.
44410         (compare_constant) <STRING_CST>: Compare the addresses
44411         if flag_writable_strings.
44412         (build_constant_desc): Do not copy the expression for a
44413         STRING_CST if flag_writable_strings.
44415 2004-01-30  Jan Hubicka  <jh@suse.cz>
44417         * alloc-pool.c: Include hashtab.h
44418         (alloc_pool_descriptor): New structure
44419         (alloc_pool_hash): New global variable.
44420         (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
44421         (create_alloc_pool): Update statistics.
44422         (free_alloc_pool): Likewise.
44423         (pool_alloc): Likewise.
44424         (output_info): New structure
44425         (print_statistics, dump_alloc_pool_statistics): New function.
44426         * alloc-pool.h (alloc_pool_def): Turn name to be constant.
44427         (dump_alloc_pool_statistics): Declare.
44428         * toplev.c (finalize): Dump statistics.
44430         * reload.c (secondary_memlocs_elim_used): New static variable.
44431         (get_secondary_mem): Update it.
44432         (find_reloads): Use it.
44434 2004-01-30  Steven Bosscher <s.bosscher@student.tudelft.nl>
44436         * toplev.c: Fix broken checkin of 2003-12-30, again.
44438 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
44440         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
44441         s390*-*-* targets by specifying a 'nop' insn.
44442         * configure: Regenerate.
44444 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
44446         PR target/11475
44447         * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
44449 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
44451         * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
44452         of addr when creating MEM copy.
44454 2004-01-29  Devang Patel  <dpatel@apple.com>
44456         * dwarf2out.c (gen_field_die): Do not equate decl number to die.
44458 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
44460         PR inline-asm/6162
44461         * reload.c (find_reloads): Only support one pair of commutative
44462         operands.
44464 2004-01-29  Roger Sayle  <roger@eyesopen.com>
44466         PR java/13824
44467         * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
44468         as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
44469         recursion.
44471 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
44473         * config/frv/frv.c: Don't mention deprecated macros in
44474         comments.  Remove some target-independent comments about
44475         target macros.
44476         * config/frv/frv.h: Likewise.
44478 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
44480         * cfghooks.c (split_block): Set probability and count of the
44481         new edge.
44483 2004-01-29  Josef Zlomek  <zlomekj@suse.cz>
44485         * dwarf2out.c (struct die_struct): Added field decl_id.
44486         (decl_die_table): Changed to hash table.
44487         (decl_die_table_allocated): Deleted.
44488         (decl_die_table_in_use): Deleted.
44489         (DECL_DIE_TABLE_INCREMENT): Deleted.
44490         (decl_die_table_hash): New function.
44491         (decl_die_table_eq): New function.
44492         (lookup_decl_die): Lookup in a hash table.
44493         (equate_decl_number_to_die): Insert into a hash table.
44494         (dwarf2out_init): Init hash table decl_die_table.
44496 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
44498         PR optimization/13424
44499         * expr.c (store_constructor): Revert 2003-12-03 change.
44501         * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
44502         expected before returning early.  Avoid sharing RTL if they
44503         need to be changed.
44505         * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
44506         handling so that memory attributes are preserved.  Don't call
44507         ix86_set_move_mem_attrs.
44508         (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
44509         (ix86_expand_clrstr): Rename src argument to
44510         dst.  Rework rep_stos and strset handling so that memory attributes
44511         are preserved.
44512         (ix86_expand_strlen): Pass src argument to
44513         ix86_expand_strlensi_unroll_1.  Rework strlenqi_1 handling so that
44514         memory attributes are preserved.
44515         (ix86_expand_strlensi_unroll_1): Add src argument.  Use
44516         change_address instead of gen_rtx_MEM.
44517         * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
44518         expanders.
44519         (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
44520         strmovqi, strmovqi_rex64): Remove.
44521         (rep_mov*, strmov*): Prefix insn names with *.
44522         (strset, strset_singleop, rep_stos): New expanders.
44523         (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
44524         strsetqi, strsetqi_rex64): Remove.
44525         (rep_stos*, strset*): Prefix insn names with *.
44526         (rep_stosqi_rex64): Likewise.  Fix mode of dirflag reg from DImode
44527         to SImode.
44528         (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
44529         are preserved.
44530         (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
44531         Prefix insn names with *.
44532         (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
44533         (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
44534         (strlenqi_1): New expander.
44535         * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
44537 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
44539         * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
44540         * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
44541         verify_flow_info): Declaration removed.
44542         * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
44543         (debug_bb, debug_bb_n): Add argument to dump_bb call.
44544         * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
44545         try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
44546         instead of delete_block.
44547         * cfghooks.c: Include timevar.h and toplev.h.
44548         (cfg_hooks): Define here.
44549         (verify_flow_info, dump_bb): Moved from cfg.c.
44550         (redirect_edge_and_branch, redirect_edge_and_branch_force,
44551         split_block, split_block_after_labels, move_block_after,
44552         delete_basic_block, split_edge, create_basic_block,
44553         create_empty_bb, can_merge_blocks_p, merge_blocks,
44554         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
44555         New functions.
44556         * cfghooks.h (struct cfg_hooks): Added fields name,
44557         make_forwarder_block, tidy_fallthru_edge and
44558         move_block_after. Changed type of verify_flow_info, dump_bb,
44559         split_block fields. Renamed cfgh_split_edge and delete_block
44560         fields.
44561         (redirect_edge_and_branch, redirect_edge_and_branch_force,
44562         split_block, delete_block, split_edge, create_basic_block,
44563         can_merge_blocks_p, merge_blocks): Macros removed.
44564         (cfg_hooks): Do not export.
44565         (verify_flow_info, dump_bb, redirect_edge_and_branch,
44566         redirect_edge_and_branch_force, split_block, split_block_after_labels,
44567         move_block_after, delete_basic_block, split_edge, create_basic_block,
44568         create_empty_bb, can_merge_blocks_p, merge_blocks,
44569         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
44570         Declare.
44571         (cfg_layout_rtl_cfg_hooks): Declare.
44572         * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
44573         New functions.
44574         (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
44575         (redirect_edge_with_latch_update): Removed.
44576         (make_forwarder_block): Moved to cfghooks.c, semantics changed.
44577         * cfgloopmanip.c (remove_bbs): Do not update dominators here.
44578         * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
44579         rtl_delete_block, rtl_split_block, rtl_merge_blocks,
44580         tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
44581         cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
44582         cfghooks.c.
44583         (rtl_create_basic_block): Coding style fix.
44584         (rtl_tidy_fallthru_edge, rtl_move_block_after,
44585         rtl_make_forwarder_block): New functions.
44586         (update_cfg_after_block_merging): Removed.
44587         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
44588         * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
44589         to dump_bb.
44590         * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
44591         find_if_case_2): Don't update dominators.
44592         * timevar.def (TV_CFG_VERIFY): New.
44593         * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
44594         * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
44595         * cfgloopmanip.c (split_loop_bb): Don't update dominators.
44596         (remove_bbs): Don't call remove_bbs.
44597         (create_preheader): Use make_forwarder_block.
44598         (mfb_keep_just, mfb_update_loops): New static functions.
44600 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
44602         * config/avr/avr.h: Remove target-independent comments about
44603         target macros.
44605 2004-01-28  Daniel Berlin  <dberlin@dberlin.org>
44607         * timevar.c (timevar_print): Mention when checking is enabled.
44609 2004-01-28  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
44611         * c-lex.c (c_lex): Rename to...
44612         (c_lex_with_flags): Add new parameter to get CPP flags.
44613         (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
44614         * c-pragma.h (c_lex_with_flags): Declare.
44616 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44618         * config/mcore/mcore.c (mcore_external_libcall): Add a
44619         comment.
44620         (mcore_return_in_memory): Likewise.
44622 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44624         * config/mcore/mcore-protos.h: Remove the prototype for
44625         mcore_setup_incoming_varargs.
44626         * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
44627         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
44628         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
44629         (TARGET_PROMOTE_PROTOTYPES): Likewise.
44630         (TARGET_STRUCT_VALUE_RTX): Likewise.
44631         (TARGET_RETURN_IN_MEMORY): Likewise.
44632         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
44633         (mcore_setup_incoming_varargs): Make it static.  Receive the
44634         first argument by reference.  Add argument second_time.
44635         (mcore_external_libcall): New.
44636         (mcore_return_in_memory): Likewise.
44637         * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
44638         (PROMOTE_FUNCTION_RETURN): Likewise.
44639         (STRUCT_VALUE): Likewise.
44640         (RETURN_IN_MEMORY): Likewise.
44641         (SETUP_INCOMING_VARARGS): Likewise.
44642         (PROMOTE_PROTOTYPES): Likewise.
44643         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
44645 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44647         * config/m32r/m32r-protos.h: Remove the prototype for
44648         m32r_setup_incoming_varargs.
44649         * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
44650         (TARGET_STRUCT_VALUE_RTX): Likewise.
44651         (TARGET_RETURN_IN_MEMORY): Likewise.
44652         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
44653         (m32r_return_in_memory): New.
44654         (m32r_setup_incoming_varargs): Make it static.
44655         * config/m32r/m32r.h: Remove #undef of
44656         ASM_OUTPUT_EXTERNAL_LIBCALL.  Remove the commented-out
44657         definitions of PROMOTE_FUNCTION_ARGS and
44658         PROMOTE_FUNCTION_RETURN.
44659         (PROMOTE_PROTOTYPES): Remove.
44660         (RETURN_IN_MEMORY): Likewise.
44661         (STRUCT_VALUE): Likewise.
44663 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44665         * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
44666         (TARGET_STRUCT_VALUE_RTX): Likewise.
44667         (m68k_struct_value_rtx): Likewise.
44668         * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
44669         STRUCT_VALUE_REGNUM.
44670         (PROMOTE_PROTOTYPES): Remove.
44671         * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
44672         STRUCT_VALUE_REGNUM.
44673         * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
44674         * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
44676 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44678         * config/stormy16/stormy16.c
44679         (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
44680         TARGET_BUILD_BUILTIN_VA_LIST.
44682 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44684         * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
44685         (TARGET_STRUCT_VALUE_RTX): Likewise.
44686         (TARGET_RETURN_IN_MEMORY): Likewise.
44687         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
44688         (v850_return_in_memory): Likewise.
44689         (v850_setup_incoming_varargs): Likewise.
44690         * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
44691         (SETUP_INCOMING_VARARGS): Likewise.
44692         (RETURN_IN_MEMORY): Likewise.
44693         (STRUCT_VALUE): Likewise.
44695 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44697         * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
44698         (fr30_setup_incoming_varargs): Don't use
44699         STRICT_ARGUMENT_NAMING.
44700         * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
44701         (STRICT_ARGUMENT_NAMING): Likewise.
44703 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44705         * config/frv/frv-protos.h: Remove the prototype for
44706         frv_expand_builtin_saveregs.
44707         * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
44708         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
44709         (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
44710         STRUCT_VALUE_REGNUM.
44711         (frv_expand_builtin_saveregs): Make it static.
44712         (frv_struct_value_rtx): New.
44713         * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
44715 2004-01-29  Jan Hubicka  <jh@suse.cz>
44717         PR c++/12850
44718         * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
44719         initial pointers.
44720         * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
44721         for functions that will be only inlined.
44722         (cgraph_mark_function_to_output): Likewise.
44723         (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
44724         do not clear function body.
44725         * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
44726         (tree_rest_of_compilation): Reorganize the logic releasing function
44727         body to use callgraph datastructure.
44729 2004-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
44731         * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
44732         to register_operand.
44734 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
44736         * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
44737         (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
44738         match_operand expressions so that all match_dups appear
44739         lexically after their corresponding match_operands.
44741 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44743         * config/h8300/h8300.c (WORD_REG_USED): Use
44744         HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
44745         (compute_saved_regs): Likewise.
44746         (h8300_expand_prologue): Likewise.  Allocate locals after
44747         saving registers.
44748         (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
44749         of FRAME_POINTER_REGNUM.  Deallocate locals before saving
44750         registers.
44751         (h8300_initial_elimination_offset): Adjust for the new frame
44752         layout, which swaps flips the order of locals and saved
44753         registers.
44754         * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
44755         (HARD_FRAME_POINTER_REGNUM): New.
44756         (ELIMINABLE_REGS): Add an elimination rule from
44757         FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
44758         (REGISTER_NAMES): Add fp.
44759         * config/h8300/h8300.md (FP_REG): Change to 11.
44760         (HFP_REG): New.
44762 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44764         * genrecog.c (write_node): Remove a useless local variable.
44766 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
44768         * Makefile.in (options.c options.h): Use stamp file s-options to
44769         avoid unnecessary rebuilds.
44770         (options.o): New target listing dependencies.
44771         (gtyp-gen.h): Use stamp file s-gtyp-gen.
44772         (STAGESTUFF): Add s-gtyp-gen.
44774 2004-01-28  Richard Henderson  <rth@redhat.com>
44776         * ggc.h (ggc_free): Declare.
44777         * ggc-common.c (ggc_realloc): Use it.
44778         * ggc-page.c: Remove lots of inline markers.
44779         (globals): Add free_object_list.
44780         (ggc_alloc): Tidy.
44781         (ggc_free, validate_free_objects): New.
44782         (poison_pages): Provide default.
44783         (ggc_collect): Call validate_free_objects; emit markers to
44784         the debug file.
44786 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
44787             Jim Wilson  <wilson@specifixinc.com>
44789         * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
44790         Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
44791         scratch pointer.
44792         (ia64_secondary_reload_class): Delete case GR_REGS.
44793         * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
44794         Do not allocate a scratch register.
44795         (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
44797 2004-01-28  Jan Hubicka  <jh@suse.cz>
44799         * gcse.c (bypass_block): Prevent edges to be unified when we are
44800         about to emit compenstation code.
44802 2004-01-28  Nick Clifton  <nickc@redhat.com>
44804         * config/arm/arm.c (arm_expand_builtin): Force second argument of
44805         the setcwx insn into a register.
44807 2004-01-28  Richard Sandiford  <rsandifo@redhat.com>
44809         * config/fp-bit.c (pack_d): When using paired doubles to implement
44810         a long double, round the high part separately.
44811         (unpack_d): Fix the case in which the high part is a power of two
44812         and the low part is a nonzero value of the opposite sign.
44814 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44816         * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
44817         (TARGET_STRUCT_VALUE_RTX): Likewise.
44818         (c4x_external_libcall): Likewise.
44819         (c4x_struct_value_rtx): Likewise.
44820         * config/c4x/c4x.h: Remove.
44821         (STRUCT_VALUE_REGNUM): Likewise.
44822         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
44824 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
44826         * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
44827         (TARGET_STRUCT_VALUE_RTX): Likewise.
44828         * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
44829         (STRUCT_VALUE): Likewise.
44830         (PROMOTE_PROTOTYPES): Likewise.
44832 2004-01-27  Roger Sayle  <roger@eyesopen.com>
44834         * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
44835         CONST_INT before using INTVAL.
44837 2004-01-27  Ulrich Weigand  <uweigand@de.ibm.com>
44839         * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
44840         * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
44841         frame if !TARGET_BACKCHAIN.
44842         * config/s390/s390.md ("allocate_stack"): Use pattern only if
44843         TARGET_BACKCHAIN.
44844         * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
44846 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
44848         * ia64.c (ia64_function_arg): When placing HFAs in integer
44849         registers, do not special case the mode used for complex
44850         types.  Do not advance int_regs until the current register
44851         is full.
44853 2004-01-27  Richard Sandiford  <rsandifo@redhat.com>
44855         PR target/7297
44856         * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
44858 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
44860         * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
44861         slow, unaligned loads and stores while debugging.  Fix formatting.
44863 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
44865         * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
44866         of computing wmode.
44867         (restore_stack_nonlocal): Same.
44869 2004-01-27  Devang Patel <dpatel@apple.com>
44871         * Makefile.in (dwarf2out.o): Depend on input.h
44872         * dbxout.c (dbx_debug_hooks): Add new empty hook for
44873         imported_module_or_decl.
44874         (xcoff_debug_hooks): Same.
44875         * sdbout.c (sdb_debug_hooks): Same.
44876         * vmsdbgout.c (vmsdbg_debug_hooks): Same.
44877         * debug.c (do_nothing_debug_hooks): Same.
44878         (debug_nothing_tree_tree): New function.
44879         * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
44880         * dwarf2out.c: Include input.h.
44881         (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
44882         (remove_child_TAG): New function.
44883         (dwarf_tag_name): Handle DW_TAG_imported_module.
44884         (gen_subprogram_die): Equate decl number to declaration die. Do not
44885         remove all children dies while reusing declaration die for definition.
44886         Instead, selectively remove only formal parameters.
44887         (gen_variable_die): Equate variable decl to declaration die.
44888         (gen_field_die): Equate field decl to line number.
44889         (force_namespace_die): Replace it with ...
44890         (force_decl_die): ... this.
44891         (force_type_die): New function.
44892         (setup_namespace_context): Replace use of force_namespace_die() with
44893         force_decl_die().
44894         (gen_namespace_die): Same.
44895         (dwarf2out_imported_module_or_decl): New function.
44897 2004-01-27  Bob Wilson  <bob.wilson@acm.org>
44899         * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
44900         on CQImode and CHImode incoming arguments in register a7.
44901         (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
44902         * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
44903         * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
44904         xtensa_copy_incoming_a7 before reload.
44906 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
44908         * coverage.c (get_coverage_counts): Give a different message
44909         if flag_guess_branch_prob is set.
44910         * predict.c (counts_to_freqs): Return an int.
44911         (estimate_bb_frequencies): If counts_to_freqs returns zero,
44912         calculate estimates.
44914 2004-01-27  Kazu Hirata  <kazu@cs.umass.edu>
44916         * config/iq2000/iq2000-protos.h: Remove the prototype for
44917         iq2000_setup_incoming_varargs.
44918         * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
44919         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
44920         (TARGET_PROMOTE_PROTOTYPES): Likewise.
44921         (TARGET_STRUCT_VALUE_RTX): Likewise.
44922         (TARGET_RETURN_IN_MEMORY): Likewise.
44923         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
44924         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
44925         (iq2000_return_in_memory): Likewise.
44926         (iq2000_setup_incoming_varargs): Make it static.  Receive the
44927         first argument by reference.
44928         * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
44929         (PROMOTE_FUNCTION_RETURN): Likewise.
44930         (PROMOTE_PROTOTYPES): Likewise.
44931         (RETURN_IN_MEMORY): Likewise.
44932         (STRUCT_VALUE): Likewise.
44933         (SETUP_INCOMING_VARARGS): Likewise.
44934         (STRICT_ARGUMENT_NAMING): Likewise.
44936 2004-01-24  James A. Morrison  <ja2morri@uwaterloo.ca>
44938         * fixinc/fixinc.c (test_test): Initialize res.
44939         (start_flexer): Initialize pz_cmd_save.
44941 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
44943         * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
44944         SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
44946 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
44948         PR 7198
44949         * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
44950         (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
44951         (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
44952         Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
44953         Possibly rename pattern for consistency.
44954         Remove ??? comments suggesting that this be done.
44955         (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
44956         New patterns.
44957         (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
44958         (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
44959         (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
44960         (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
44961         Update to match.
44963 2004-01-27  Ian Lance Taylor  <ian@wasabisystems.com>
44965         * config/arm/arm.c (output_return_instruction): Only restore IP
44966         into SP if frame_pointer_needed.
44968 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
44970         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
44971         for SCmode and DCmode if ARCH32.
44972         (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
44973         * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
44974         if ARCH32.
44975         (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
44976         if ARCH32.
44977         (BASE_OUTGOING_VALUE_REG): Likewise.
44979 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
44981         PR target/10904
44982         PR target/13058
44983         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
44984         Forbid mode changes from SImode for lower FP regs if ARCH64.
44986 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
44988         * Makefile.in (bt-load.o): Depend on except.h.
44989         * bt-load.c (except.h): #include.
44990         (compute_defs_uses_and_gen): If insn at end of BB can throw
44991         within this function, consider registers used by it unavailable for
44992         btr migration.
44993         (move_btr_def): If insn at end of BB can throw, insert before rather
44994         than after.
44996         * flags.h (flag_btr_bb_exclusive): Declare.
44997         * toplev.c (flag_btr_bb_exclusive): New variable.
44998         (f_options): Add btr-bb-exclusive.
44999         * bt-load.c (augment_live_range): Restore old behaviour if
45000         flag_btr_bb_exclusive is set.
45001         * common.opt: Add entry for -fbtr-bb-exclusive.
45002         * opts.c (common_handle_options): Same.
45003         * doc/invoke.texi: Document -fbtr-bb-exclusive.
45005         * bt-load.c (btrs_live_at_end): New variable.
45006         (compute_defs_uses_and_gen): Compute its pointed-to array.
45007         (clear_btr_from_live_range, add_btr_to_live_range): Update it.
45008         (augment_live_range): When augmenting with a new dominator,
45009         use only its btrs_live_at_end set, but also add in the full set
45010         of the old dominator.
45011         (btr_def_live_range): Use btrs_live_at_end.
45012         (move_btr_def): Set other_btr_uses_before_def, and move new set
45013         to the end of the basic block, if appropriate.
45014         (migrate_btr_defs): Allocate and free btrs_live_at_end.
45016         * bt-load.c (basic_block_freq): Remove outdated comment.
45018 2004-01-27  Alan Modra  <amodra@bigpond.net.au>
45020         * config/rs6000/rs6000.h: Correct target_flags free bits comment.
45021         (PREDICATE_CODES): Remove duplicate.
45022         * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
45023         (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
45024         (MASK_PROFILE_KERNEL): Adjust define.
45026 2004-01-27  Jakub Jelinek  <jakub@redhat.com>
45028         * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
45029         of long string literals from 32 bytes to sizeof (void *) when !-Os
45030         and to 1 with -Os.
45032 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45034         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
45035         constant addresses in the normal mode.
45037 2004-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
45039         * system.h (CHAR_BITFIELD): Delete.
45040         (BOOL_BITFIELD): New.
45041         * c-decl.c (c_scope): Use BOOL_BITFIELD.
45042         * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
45044 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45046         * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
45047         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
45048         (TARGET_PROMOTE_PROTOTYPES): Likewise.
45049         (TARGET_STRUCT_VALUE_RTX): Likewise.
45050         (TARGET_RETURN_IN_MEMORY): Likewise.
45051         (arc_return_in_memory): Likewise.
45052         * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
45053         (PROMOTE_FUNCTION_RETURN): Likewise.
45054         (RETURN_IN_MEMORY): Likewise.
45055         (STRUCT_VALUE): Likewise.
45057 2004-01-26  Richard Henderson  <rth@redhat.com>
45059         * c-parse.in (extension): Use itype.
45060         (SAVE_EXT_FLAGS): Don't allocate a tree.
45061         (RESTORE_EXT_FLAGS): Don't read a tree.
45063 2004-01-26  Jan Hubicka  <jh@suse.cz>
45065         * cselib.c (discard_useless_values): Clear out value pointer pointing
45066         to datastructure to be recycled.
45068 2004-01-25  Jan Hubicka  <jh@suse.cz>
45070         * genextract.c (main): Do not output the memset when not checking.
45072 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45074         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
45075         switch statement instead of a chain of if statements.
45077 2004-01-26  Jeff Law  <law@redhat.com>
45079         * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry.  Add
45080         acute accents for Petur Runolfsson's entry.
45082 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45084         * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
45085         (TARGET_RETURN_IN_MEMORY): Likewise.
45086         * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
45087         (RETURN_IN_MEMORY): Likewise.
45089 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
45091          * config/rs6000/rs6000.c (rs6000_emit_move): split slow
45092          unaligned load/store into smaller loads and stores.
45094 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
45096         * function.c (assign_parms): Do not assign
45097         long long argument to memory in prologue if
45098         is it loaded into register.
45100 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
45102          PR middle-end/13779
45103          * expr.c (emit_group_load): split constant
45104          correctly into register components of PARALLEL insn.
45106 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
45108         * config/rs6000/rs6000.md (save_stack_nonlocal):
45109         Use adjust_address_nv directly with appropriate mode.
45110         (restore_stack_nonlocal): Ditto.
45112 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45114         * config/xtensa/xtensa-protos.h: Remove the prototype for
45115         xtensa_builtin_saveregs.
45116         * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
45117         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
45118         (TARGET_PROMOTE_PROTOTYPES): Likewise.
45119         (TARGET_STRUCT_VALUE_RTX): Likewise.
45120         (TARGET_RETURN_IN_MEMORY): Likewise.
45121         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
45122         (xtensa_builtin_saveregs): Make it static.
45123         (xtensa_return_in_memory): New.
45124         * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
45125         (PROMOTE_FUNCTION_RETURN): Likewise.
45126         (PROMOTE_PROTOTYPES): Likewise.
45127         (STRUCT_VALUE): Likewise.
45128         (RETURN_IN_MEMORY): Likewise.
45129         (EXPAND_BUILTIN_SAVEREGS): Likewise.
45131 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45133         * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
45134         (arm_setup_incoming_varargs): Likewise.
45135         * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
45137 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45139         * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
45140         (cris_setup_incoming_varargs): Likewise.
45141         * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
45143 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45145         * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
45146         (ns32k_struct_value_rtx): Likewise.
45147         * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
45148         NS32K_STRUCT_VALUE_REGNUM.
45150 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45152         * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
45153         (TARGET_PROMOTE_PROTOTYPES): Likewise.
45154         (TARGET_STRUCT_VALUE_RTX): Likewise.
45155         (arm_struct_value_rtx): Likewise.
45156         * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
45157         (STRUCT_VALUE): Likewise.
45158         (STRUCT_VALUE_REGNUM): Likewise.
45159         (PROMOTE_PROTOTYPES): Likewise.
45161 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
45163         * config/ia64/ia64-protos.h: Remove the prototype for
45164         ia64_setup_incoming_varargs and ia64_return_in_memory.
45165         * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
45166         (TARGET_RETURN_IN_MEMORY): Likewise.
45167         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
45168         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
45169         (ia64_setup_incoming_varargs): Adjust the arguments to meet
45170         the requirement of TARGET_SETUP_INCOMING_VARARGS.
45171         (ia64_return_in_memory): Make it static.  Change the return
45172         type to bool from int.  Add an argument.
45173         (ia64_struct_value_rtx): New.
45174         * config/ia64/ia64.h: Remove commented-out definitions of
45175         PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
45176         PROMOTE_PROTOTYPES.
45177         (RETURN_IN_MEMORY): Remove.
45178         (STRUCT_VALUE_REGNUM): Likewise.
45179         (STRICT_ARGUMENT_NAMING): Likewise.
45181 2004-01-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
45183         PR target/13666
45184         * config/sparc/sparc.c (function_arg_union_value): New function.
45185         (function_arg): Use it to deal with unions.
45186         (function_value): Likewise.  Define 'regbase' only for ARCH64.
45187         Replace a conditional statement by a simpler one.
45189 2004-01-26  Richard Sandiford  <rsandifo@redhat.com>
45191         * config/mips/mips.c (mips16_optimize_gp): Delete.
45192         (mips_reorg): Don't call it.
45194 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
45196         * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
45197         (floatunsqihf2): Remove operand 6.
45198         (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
45199         fix patterns.
45200         (ldi_conditional, ldf_conditional): Validate operands.
45202 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
45204         * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
45205         (HAVE_GAS_HIDDEN): Undefine as interim measure.
45207 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
45209         * config/c4x/c4x.c (c4x_legitimate_address_p): Invalidate direct
45210         memory references if TARGET_EXPOSE_LDP nonzero.
45212 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
45214         * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
45216 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
45218         * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
45219         invalid operand combinations.
45221 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
45223         * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
45224         c4x_legitimate_address_p.  Fix post_modify check.
45226         * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
45227         * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
45229 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45231         * config/pa/pa-protos.h: Remove the prototype for
45232         hppa_builtin_saveregs.  Add a prototype for
45233         pa_return_in_memory.
45234         * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
45235         (TARGET_PROMOTE_PROTOTYPES): Likewise.
45236         (TARGET_STRUCT_VALUE_RTX): Likewise.
45237         (TARGET_RETURN_IN_MEMORY): Likewise.
45238         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
45239         (pa_struct_value_rtx): Likewise.
45240         (pa_return_in_memory): Likewise.
45241         * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
45242         PA_STRUCT_VALUE_REGNUM.
45243         (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
45244         (EXPAND_BUILTIN_SAVEREGS): Remove.
45245         (PROMOTE_PROTOTYPES): Likewise.
45246         (PROMOTE_FUNCTION_RETURN): Likewise.
45248 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45250         * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
45251         (TARGET_STRUCT_VALUE_RTX): Likewise.
45252         (vax_struct_value_rtx): Likewise.
45253         * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
45254         VAX_STRUCT_VALUE_REGNUM.
45255         (PROMOTE_PROTOTYPES): Remove.
45257 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
45259         * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Handle symref.
45261 2004-01-25  Chris Demetriou  <cgd@broadcom.com>
45263         * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
45264         and MIPS64 have HI/LO interlocks.  Update comment.
45266 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45268         * config/stormy16/stormy16-protos.h: Remove the prototype for
45269         xstormy16_setup_incoming_varargs.
45270         * config/stormy16/stormy16.c
45271         (xstormy16_setup_incoming_varargs): Remove.
45272         (xstormy16_return_in_memory): New.
45273         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
45274         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
45275         (TARGET_PROMOTE_PROTOTYPES): Likewise.
45276         (TARGET_STRUCT_VALUE_RTX): Likewise.
45277         (TARGET_RETURN_IN_MEMORY): Likewise.
45278         * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
45279         (PROMOTE_FUNCTION_RETURN): Likewise
45280         (PROMOTE_PROTOTYPES): Likewise
45281         (RETURN_IN_MEMORY): Likewise
45282         (STRUCT_VALUE): Likewise
45283         (SETUP_INCOMING_VARARGS): Likewise
45285 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
45287         * config/mips/mips.c (mips_offset_within_object_p): New function.
45288         (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
45289         SYMBOL_CONSTANT_POOL cases.  Also use it for SYMBOL_GENERAL if the
45290         ABI has 64-bit pointers and the object file only allows 32-bit symbols.
45292 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45294         * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
45295         (PROMOTE_FUNCTION_RETURN): Likewise.
45297 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45299         * config/mn10300/mn10300-protos.h: Remove the prototype for
45300         mn10300_builtin_saveregs.
45301         * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
45302         (TARGET_STRUCT_VALUE_RTX): Likewise.
45303         (TARGET_RETURN_IN_MEMORY): Likewise.
45304         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
45305         (mn10300_return_in_memory): Likewise.
45306         (mn10300_builtin_saveregs): Make it static.
45307         * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
45308         (RETURN_IN_MEMORY): Likewise.
45309         (STRUCT_VALUE): Likewise.
45310         (EXPAND_BUILTIN_SAVEREGS): Likewise.
45312 2004-01-25  Eric Botcazou  <ebotcazou@act-europe.fr>
45314         PR bootstrap/13853
45315         * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
45317 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45319         * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
45320         using ccr.
45322 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45324         * config/i860/i860-protos.h: Remove the prototype for
45325         i860_saveregs.
45326         * config/i860/i860.c (i860_saveregs): Make it static.
45327         (i860_struct_value_rtx): New.
45328         (TARGET_STRUCT_VALUE_RTX): Likewise.
45329         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
45330         * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
45331         I860_STRUCT_VALUE_REGNUM.
45332         (EXPAND_BUILTIN_SAVEREGS): Remove.
45334 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45336         * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
45337         (TARGET_RETURN_IN_MEMORY): Likewise.
45338         (m68hc11_struct_value_rtx): Likewise.
45339         (m68hc11_return_in_memory): Likewise.
45340         * config/m68hc11/m68hc11.h: Remove a commented-out definition
45341         of PROMOTE_PROTOTYPES.
45342         (RETURN_IN_MEMORY): Remove.
45343         (STRUCT_VALUE_REGNUM): Likewise.
45345 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45347         * config/mmix/mmix-protos.h: Remove the prototype for
45348         mmix_setup_incoming_varargs.
45349         * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
45350         (TARGET_STRUCT_VALUE_RTX): Likewise.
45351         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
45352         (mmix_setup_incoming_varargs): Make it static.
45353         (mmix_struct_value_rtx): New.
45354         * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
45355         Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
45356         (STRUCT_VALUE_REGNUM): Remove.
45357         (SETUP_INCOMING_VARARGS): Likewise.
45359 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45361         * config/mips/mips-protos.h: Remove the prototypes for
45362         mips_setup_incoming_varargs and mips_return_in_memory.
45363         * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
45364         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
45365         (TARGET_PROMOTE_PROTOTYPES): Likewise.
45366         (TARGET_STRUCT_VALUE_RTX): Likewise.
45367         (TARGET_RETURN_IN_MEMORY): Likewise.
45368         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
45369         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
45370         (mips_setup_incoming_varargs): Match the prototype for
45371         TARGET_SETUP_INCOMING_VARARGS.
45372         (mips_return_in_memory): Make it static.  Add argument fntype.
45373         (mips_strict_argument_naming): New.
45374         * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
45375         (PROMOTE_FUNCTION_ARGS): Likewise.
45376         (PROMOTE_FUNCTION_RETURN): Likewise.
45377         (STRUCT_VALUE): Likewise.
45378         (RETURN_IN_MEMORY): Likewise.
45379         (SETUP_INCOMING_VARARGS): Likewise.
45380         (STRICT_ARGUMENT_NAMING): Likewise.
45382 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45384         * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
45385         (TARGET_RETURN_IN_MEMORY): Likewise.
45386         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
45387         (ip2k_return_in_memory): Likewise.
45388         (ip2k_setup_incoming_varargs): Likewise.
45389         * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
45390         (STRUCT_VALUE): Likewise.
45391         (STRUCT_VALUE_INCOMING): Likewise.
45392         (SETUP_INCOMING_VARARGS): Likewise.
45394 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
45396         * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
45397         (TARGET_RETURN_IN_MEMORY): Likewise.
45398         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
45399         (avr_return_in_memory): Remove.
45400         * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
45401         (STRUCT_VALUE): Likewise.
45402         (STRUCT_VALUE_INCOMING): Likewise.
45403         (STRICT_ARGUMENT_NAMING): Likewise.
45405 2004-01-25  Jan Hubicka  <jh@suse.cz>
45407         * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
45409 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
45411         * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
45412         (mips_regno_mode_ok_for_base_p): Declare.
45413         * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
45414         (FRAME_POINTER_REGNUM): Renumber to 78.
45415         (FIRST_PSEUDO_REGISTER): Update comment accordingly.
45416         (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
45417         (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
45418         (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
45419         (REG_MODE_OK_FOR_BASE_P): Likewise.
45420         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
45421         entry for 77 to "$arg" and entry for 78 to "$frame".
45422         (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
45423         (mips_reg_mode_ok_for_base_p): Remove.
45424         (mips_regno_mode_ok_for_base_p): New function, derived from old
45425         BASE_REG_P macro.  Don't enforce the mips16 stack pointer
45426         restrictions unless we're being strict.
45427         (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
45429 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
45431         * c-common.h: Fix comment typos.
45432         * c-decl.c: Likewise.
45433         * cgraphunit.c: Likewise.
45434         * combine.c: Likewise.
45435         * et-forest.c: Likewise.
45436         * flow.c: Likewise.
45437         * function.c: Likewise.
45438         * ifcvt.c: Likewise.
45439         * integrate.c: Likewise.
45440         * jump.c: Likewise.
45441         * postreload.c: Likewise.
45442         * varray.c: Likewise.
45444 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
45446         * doc/frontends.texi: Update copyright.
45447         * doc/gcov.texi: Likewise.
45448         * doc/gty.texi: Likewise.
45449         * doc/sourcebuild.texi: Likewise.
45450         * doc/standards.texi: Likewise.
45452 2004-01-24  Herman A.J. ten Brugge  <hermantenbrugge@home.nl>
45454         PR target/12978
45455         * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
45456         Remove movstrqi_small because it conflicts with movstrqi_large.
45458 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
45460         * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
45461         (TARGET_STRUCT_VALUE_RTX): Likewise.
45462         (cris_struct_value_rtx): Likewise.
45463         * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
45464         (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
45465         STRUCT_VALUE_REGNUM.
45466         (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
45468 2004-01-24  Ian Lance Taylor  <ian@wasabisystems.com>
45470         PR bootstrap/13848
45471         * cse.c (cse_cc_succs): Change the mode of the source expression
45472         as soon as decide we need a new mode.  Don't permit changing modes
45473         if we found a match in a successor block.
45474         (cse_condition_code_reg): Save original mode of source expression
45475         so that we know whether we have to change the mode in other
45476         insns.
45478 2004-01-24  Jan Hubicka  <jh@suse.cz>
45480         * emit-rtl.c (change_address, adjust_address_1, offset_address,
45481         widen_memory_access): Return early when there is nothing to change.
45483 2004-01-24  Jakub Jelinek  <jakub@redhat.com>
45485         * simplify-rtx.c (simplify_relational_operation): Don't
45486         simplify address == constant into address + -constant == 0.
45488 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
45490         * gcc.c (process_command): Don't internationalize the
45491         Copyright message.
45492         * mips-tfile.c (main): Likewise.
45494 2004-01-24  Andreas Tobler  <a.tobler@schweiz.ch>
45496         * cse.c: (cse_cc_succs) Fix comparison warning.
45498 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
45500         * config/h8300/h8300.md: Remove extraneous USE in expanders.
45502 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
45504         * config/h8300/h8300-protos.h: Provide prototypes for
45505         h8300_legitimate_constant_p and h8300_legitimate_address_p.
45506         * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
45507         (h8300_rtx_ok_for_base_p): Likewise.
45508         (h8300_legitimate_address_p): Likewise.
45509         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
45510         h8300_legitimate_constant_p.
45511         (RTX_OK_FOR_BASE_P): Remove.
45512         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
45514 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
45516         * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
45517         (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
45518         (REG_OK_FOR_INDEX_STRICT_P): Likewise.
45519         (REG_OK_FOR_BASE_STRICT_P): Likewise.
45520         (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
45521         (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
45522         (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
45523         (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
45525 2004-01-24  Jan Hubicka  <jh@suse.cz>
45527         * cselib.c (remove_useless_values): Do not access discarded values.
45529 2004-01-24  Joseph S. Myers  <jsm@polyomino.org.uk>
45531         * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
45532         arrays.
45534 2004-01-23  Kazu Hirata  <kazu@cs.umass.edu>
45536         * recog.c: Fix a typo in copyright.
45538 2004-01-23  Andrew Pinski  <apinski@apple.com>
45540         * config/rs6000/rs6000.md (call): Fix misappiled patch.
45541         (call_value): Likewise.
45543 2004-01-23  Richard Henderson  <rth@redhat.com>
45545         PR opt/12941
45546         * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
45547         (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
45548         if SHIFT_COUNT_TRUNCATED is set.
45550 2004-01-23  Bob Wilson  <bob.wilson@acm.org>
45552         * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
45553         separate real and imaginary parts.
45554         * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
45556 2004-01-23  Hartmut Penner <hpenner@de.ibm.com>
45558         PR target/13674
45559         * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
45560         loading into GPR.
45562 2004-01-23  Jan Hubicka  <jh@suse.cz>
45564         * emit-rtl.c (change_address_1): Do not re-generate the RTX if nothing
45565         change.
45567         * alloc-pool.c (align_four): Kill.
45568         (create_alloc_pool): Align size to eight.
45569         (free_alloc_pool, free_pool): Invalidate deallocated data.
45571 2004-01-23  Ian Lance Taylor  <ian@wasabisystems.com>
45573         PR gcc/1532
45574         * cse.c (cse_change_cc_mode): New static function.
45575         (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
45576         (cse_condition_code_reg): New function.
45577         * rtl.h (cse_condition_code_reg): Declare.
45578         * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
45579         * target.h (struct gcc_target): Add fixed_condition_code_regs and
45580         cc_modes_compatible.
45581         * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
45582         (TARGET_CC_MODES_COMPATIBLE): Define.
45583         (TARGET_INITIALIZER): Add new initializers.
45584         * targhooks.c (default_cc_modes_compatible): New function.
45585         * targhooks.c (default_cc_modes_compatible): Declare.
45586         * hooks.c (hook_bool_intp_intp_false): New function.
45587         * hooks.h (hook_bool_intp_intp_false): Declare.
45588         * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
45589         (TARGET_CC_MODES_COMPATIBLE): Define.
45590         (ix86_fixed_condition_code_regs): New static function.
45591         (ix86_cc_modes_compatible): Likewise.
45592         * doc/tm.texi (Condition Code): Document new hooks.
45594 2004-01-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
45596         * fixinc/inclhack.def (bad_lval): Renamed to ...
45597         (alpha_bad_lval): ... this.
45598         Removed file list.
45599         Restrict to alpha*-dec-osf*.
45600         * fixinc/fixincl.x: Regenerate.
45601         * fixinc/tests/base/dirent.h: Remove, moving test ...
45602         * fixinc/tests/base/testing.h: ... here, reflecting new name.
45604 2004-01-23  Zack Weinberg  <zack@codesourcery.com>
45606         PR c/13814
45607         * c-decl.c (diagnose_mismatched_decls): Also discard a
45608         built-in if we encounter an old-style definition with the
45609         same name.
45611 2004-01-23  Jakub Jelinek  <jakub@redhat.com>
45613         * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
45614         set to default{32,64}.
45616 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
45618         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
45619         [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
45621 2004-01-23  Eric Botcazou  <ebotcazou@act-europe.fr>
45622             Olivier Hainque  <hainque@act-europe.fr>
45624         * fold-const.c (fold_binary_op_with_conditional_arg): Only
45625         build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
45627 2004-01-23  Daniel Jacobowitz  <drow@mvista.com>
45629         * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
45630         size for minipool references.
45632 2004-01-23  Roger Sayle  <roger@eyesopen.com>
45634         * real.c (real_floor, real_ceil): Tweak to allow input and output
45635         arguments to overlap.
45636         (real_round): New function to implement round(3m) semantics.
45637         * real.h (real_round): Prototype here.
45638         * builtins.c (fold_builtin_round): New function to constant fold
45639         round, roundf and roundl.
45640         (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
45642 2004-01-23  Alexandre Oliva  <aoliva@redhat.com>
45644         PR optimization/13819
45645         * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
45646         introduced by 2004-01-20's Jan Hubicka's copy_insn change.
45647         (sh_handle_sp_switch_attribute): Remove warning.
45649 2004-01-23  Jan Hubicka  <jh@suse.cz>
45651         * i386.c (ix86_emit_restore_regs_using_mov): Deal with large offsets.
45653 2004-01-23  J"orn Rennecke <joern.rennecke@superh.com>
45655         * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
45656         may or may not return non-NIL.
45657         * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
45658         check CANNOT_CHANGE_MODE_CLASS
45660 2004-01-23  Jan Hubicka  <jh@suse.cz>
45662         * basic-block.h (PROP_POSTRELOAD): New macro.
45663         (CLEANUP_LOG_LINKS): New.
45664         * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
45665         * toplev.c (rest_of_handle_life): Preserve LOG_LINKS trought cleanup_cfg.
45667         * cselib.c (value_pool): New.
45668         (new_cselib_val): Use pool.
45669         (cselib_init): Initialize value_pool
45670         (cselib_finish): Free pool.
45672 2004-01-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
45674         * config/sparc/sparc.c (scan_record_type): New function.
45675         (function_arg_slotno): Use it to determine which kinds of
45676         registers the record can be passed in.
45678 2004-01-22  James A. Mmorrison  <ja2morri@uwaterloo.ca>
45680         * config/pa/fptr.c: Fix old-style definition.
45682 2004-01-22  Paolo Bonzini  <bonzini@gnu.org>
45684         PR optimization/13724
45685         * cse.c (fold_rtx) <SUBREG>: Fold a SUBREG to zero if it
45686         represents the zero bits produced by a ZERO_EXTEND operation.
45688 2004-01-22  Roger Sayle  <roger@eyesopen.com>
45690         PR optimization/13821
45691         * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
45692         correctly calculate the lowpart offset of the contracted subreg.
45694 2004-01-22  Ian Lance Taylor  <ian@wasabisystems.com>
45696         * doc/invoke.texi (Optimize Options): Note that --param arguments
45697         are subject to change without notice.
45699 2004-01-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
45701         * config.gcc (mips-sgi-irix6*o32): Removed.
45702         * config/mips/iris6-o32-as.h: Likewise.
45703         * config/mips/iris6-o32-gas.h: Likewise.
45704         * config/mips/iris6-o32.h: Likewise.
45706 2004-01-22  Jan Hubicka  <jh@suse.cz>
45708         * cfgcleanup.c (first_pass): New static variable.
45709         (try_forward_edges): Add work limiting check for threading.
45710         (try_crossjump_bb): Add work limiting check for crossjumping.
45711         (try_optimize_cfg): Maintain first pass variable.
45713 2004-01-22  Bob Wilson  <bob.wilson@acm.org>
45715         * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
45716         handles complex and vector modes.
45718 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
45720         * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
45721         (REG_OK_FOR_BASE_P_STRICT): Likewise.
45722         (STRICT): Likewise.
45724 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
45726         * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
45727         (genrtl_for_stmt): Remove emit_nop calls.
45729 2004-01-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
45731         PR target/13713
45732         PR target/13324
45733         * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
45734         movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
45735         clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
45737 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
45739         * config/arm/arm.c: Include "debug.h".
45740         (thumb_pushpop): Take two new arguments.  Add some commentary.
45741         Output frame information when pushing.
45742         (thumb_exit, thumb_unexpanded_epilogue): Update calls to
45743         thumb_pushpop.
45744         (thumb_output_function_prologue): Likewise.  Accumulate a CFA
45745         offset, and pass it to thumb_pushpop.  Output CFI information.
45746         (thumb_expand_prologue): Add some frame-related markers and notes.
45748 2004-01-22  Ulrich Weigand  <uweigand@de.ibm.com>
45750         * config/s390/s390.c (s390_frame_info): Allow large frame sizes
45751         for TARGET_64BIT.
45752         (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
45753         * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
45755 2004-01-22  Roger Sayle  <roger@eyesopen.com>
45756             Paolo Bonzini  <bonzini@gnu.org>
45758         * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
45759         (subreg_lsb): Change to call new subreg_lsb_1 helper function.
45760         * rtl.h (subreg_lsb_1): Prototype here.
45761         * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
45762         sign extensions.
45764 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
45766         * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
45767         macro need not be defined if jump-tables should contain
45768         relative addresses only when -fPIC or -fPIC is in effect.
45770 2004-01-22  Jan Hubicka  <jh@suse.cz>
45772         * alias.c (reg_base_value): Turn into varray.
45773         (reg_base_value_size): Kill.
45774         (old_reg_base_value): New deletable varray.
45775         (alias_invariant_size): New variable.
45776         (REG_BASE_VALUE): Update to use varray.
45777         (find_base_value): Likewise.
45778         (record_set): Likewise.
45779         (record_base_value): Likewise.
45780         (memrefs_conflict_p): Likewise.
45781         (record_set): Likewise
45782         (record_base_value): Likewise.
45783         (memrefs_conflict_p): Use alias_invariant_size.
45784         (init_alias_analysis): Use varray; set alias_invariant_size;
45785         rescale other arrays to be sized by maxreg.
45786         (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
45788 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
45790         * config/sparc/sparc.c (function_arg_slotno): Use
45791         FLOAT_TYPE_P to detect FP fields in structures.
45792         (function_arg_record_value_1): Likewise.
45793         (function_arg_record_value_2): Likewise.
45795 2004-01-22  Jan Hubicka  <jh@suse.cz>
45797         * function.c (allocate_struct_function): Do not initialize expr, emit
45798         and varasm.
45799         (prepare_function_start): Do it here.
45800         * c-parse.in (maybe_type_qual): Do not produce line number notes.
45802 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
45804         PR target/13559
45805         * config/sparc/sparc.c (function_arg_record_value_3): Revert
45806         to 'word_mode' once the first slot has been filled.
45808 2004-01-22  Olivier Hainque  <hainque@act-europe.fr>
45810         * config/sparc/sparc.c (function_arg_record_value_1): Fix
45811         computation of the number of integer registers required.
45813 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
45815         * config/i386/i386.md: Simplify certain comparisons of
45816         const_int.
45818 2004-01-21  Andrew Pinski  <apinski@apple.com>
45820         PR target/13785
45821         * config/rs6000/rs6000.md (call_value): Force operand
45822         1 not operand 0 into a register.
45824 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
45826         * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
45827         unwind-dw2-fde.h: Update copyright.
45829 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
45831         * pa-protos.h: Update copyright.
45832         * pa.h: Likewise.
45833         * pa.md: Likewise.
45835 2004-01-21  Caroline Tice  <ctice@apple.com>
45837         PR target/12308
45838         * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
45839         flags register.
45840         (fix_truncdfdi2): Likewise.
45841         (fix_truncsfdi2): Likewise.
45842         (*fix_truncdi_1): Likewise.
45843         (fix_truncxfsi2): Likewise.
45844         (fix_truncdfsi2): Likewise.
45845         (fix_truncsfsi2): Likewise.
45846         (*fix_truncsi_1): Likewise.
45847         (fix_truncxfhi2): Likewise.
45848         (fix_truncdfhi2): Likewise.
45849         (fix_truncsfhi2): Likewise.
45850         (*fix_trunchi_1): Likewise.
45852 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
45854         * alias.c, basic-block.h, c-common.c, c-common.h,
45855         c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
45856         calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
45857         combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
45858         cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
45859         defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
45860         expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
45861         genautomata.c, genconditions.c, genemit.c, genflags.c,
45862         gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
45863         ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
45864         langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
45865         line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
45866         ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
45867         rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
45868         target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
45869         unwind.h, varray.c, varray.h: Update copyright.
45871 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
45873         * config/h8300/coff.h: Update copyright.
45874         * config/h8300/elf.h: Likewise.
45875         * config/h8300/h8300-protos.h: Likewise.
45876         * config/h8300/h8300.c: Likewise.
45877         * config/h8300/h8300.h: Likewise.
45878         * config/h8300/h8300.md: Likewise.
45880 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
45882         * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
45883         ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
45884         ultrix_unistd): New hacks.
45885         * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
45886         ULTRIX_CONST2_CHECK): Add checks.
45887         * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
45888         * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
45889         * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
45890         * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
45891         * fixinc/tests/base/locale.h: New file.
45892         * fixinc/fixincl.x: Rebuilt.
45894 2004-01-21  Andreas Jaeger  <aj@suse.de>
45895             Michael Matz  <matz@suse.de>
45897         * doc/extend.texi (Extended Asm): Clarify memory clobber.
45899 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
45901         * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
45902         _Jv_RegisterClasses through a function pointer.
45904 2004-01-21  Falk Hueffner  <falk@debian.org>
45906         PR target/12898
45907         * config/alpha/alpha.c (alpha_emit_set_const_1): If
45908         no_new_pseudos, use gen_rtx_SET directly for SImode constants
45909         which need multiple instructions to emit.
45911 2004-01-21  Inaoka Kazuhiro  <inaoka.kazuhiro@renesas.com>
45913         * config/m32r/m32r.h (CPP_SPEC): Define.
45915 2004-01-21  Zack Weinberg  <zack@codesourcery.com>
45917         * c-decl.c (merge_decls): Kill different_binding_level and
45918         different_tu arguments; simplify throughout.
45919         (duplicate_decls): Likewise.
45920         (pushdecl, merge_translation_unit_decls): Update calls to
45921         duplicate_decls.
45923 2004-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
45925         * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
45926         $(SYSTEM_H).
45927         (print-rtl1.o): Depend on $(SYSTEM_H).
45929 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
45931         PR bootstrap/12730
45932         * configure.ac: Delete definition and subsitution of docdir.
45933         Add info, man, srcman and srcinfo to target hooks. Create doc/
45934         directory.
45935         * configure: Regenerate.
45936         * Makefile.in: Don't substitute docdir and delete all references
45937         throughout.
45938         (MAKEINFOFLAGS): Define.
45939         (stmp-docobjdir): Delete.
45940         (INFOFILES, MANFILES): Define.
45941         (info): Call lang.info, srcinfo and lang.srcinfo.
45942         (generated-manpages): Call lang.man, srcman and lang.srcman.
45943         (srcinfo, srcman): New rules to copy back files to source directory.
45944         (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
45945         (install-man): Revamp rule.
45946         (clean): Update dvi directory.
45947         (distclean): Delete TAGS from front end directorys.
45948         (maintainer-clean): Delete all document files in source directory.
45950         objc/Make-lang.in (objc.man, objc.info): Dummy entries.
45951         (objc.srcman, objc.srcinfo): Likewise.
45953 2004-01-20  Bruce Korb  <bkorb@gnu.org>
45955         * fixinc/inclhack.def(math_exception): bypass only for glibc.
45956         (matherr_decl): rename & relocate as exception_structure.
45957         This fix must precede the math_exception fix.
45959 2004-01-20  Roger Sayle  <roger@eyesopen.com>
45961         * fold-const.c (fold_convert): Rename to fold_convert_const.
45962         (fold_convert_const): Change arguments to take a tree_code,
45963         a type and the operand/expression to be converted.  Return
45964         NULL_TREE if no simplification is possible.  Add support for
45965         FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
45966         (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
45967         Adjust call to fold_convert to match new fold_convert_const.
45968         Avoid modifying the tree passed to fold in-place.
45970 2004-01-21  Alan Modra  <amodra@bigpond.net.au>
45972         * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
45973         * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
45974         * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
45976 2004-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
45978         * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
45979         * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
45980         Likewise.  Handle frames larger than 0x7fffffff on 64-bit ports.
45981         (emit_move_sequence): Check scratch_reg first in various if statements.
45982         Extend source simplification to handle all 64-bit CONST_INTs.
45983         (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
45984         frame size.
45985         (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
45986         frame offset calculations.
45987         * pa.h (NEW_HP_ASSEMBLER): Add comment.
45988         (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
45989         LEGITIMATE_64BIT_CONST_INT_P): Define.
45990         (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P.  Treat
45991         any CONST_INT as legitimate during and after reload.
45992         (VAL_32_BITS_P, INT_32_BITS): Define.
45993         (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
45995 2004-01-20  Jan Hubicka  <jh@suse.cz>
45997         * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
45998         emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
45999         containing hard regs are shared.
46000         (gen_hard_reg_clobber): New function.
46001         (hard_reg_clobbers): New array.
46002         * genemit.c (gen_exp): Use gen_hard_reg_clobber.
46003         (copy_rtx): Do not copy clobbers containing hard regs.
46004         * rtl.h (gen_hard_reg_clobber): Declare.
46006 2004-01-20  Jan Hubicka  <jh@suse.cz>
46008         * varray.c: Include hashtab.h
46009         (varray_descriptor): New structure.
46010         (hash_descriptor, eq_descriptor, varray_descriptor,
46011         print_statistics): New static functions
46012         (varray_init, varray_grow): Update statistics
46013         (dump_varray_statistics): New function.
46014         * varray.h (dump_varray_statistics): Declare.
46015         * toplev.c (finalize): Call it.
46016         * Makefile.in (varray.o): Add dependency.
46018 2004-01-20  Jan Hubicka  <jh@suse.cz>
46020         * cselib.c: Include alloc-pool.h
46021         (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
46022         (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
46023         (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
46024         unchain_one_elt_loc_list_pool, unchain_one_value,
46025         new_cselib_val): Simplify using allocpool.
46026         (cselib_init): Initialize allocpools.
46027         (cselib_finish): Finish allocpools.
46028         * Makefile.in (cselib.o): Depend on alloc-pool.h
46030 2004-01-20  Richard Sandiford  <rsandifo@redhat.com>
46032         * config/mips/mips.c (mips_load_call_address): Make the call insn
46033         use $gp if it could be calling a lazy binding stub.
46035 2004-01-20  Kazu Hirata  <kazu@cs.umass.edu>
46037         * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
46038         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
46039         (TARGET_STRUCT_VALUE_RTX): Likewise.
46040         * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
46041         (PROMOTE_FUNCTION_RETURN): Remove.
46042         (STRUCT_VALUE): Remove.
46044 2004-01-20  Denis Chertykov  <denisc@overta.ru>
46046         PR bootstrap/13735
46047         * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
46048         register as pointer after reload.
46050 2004-01-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
46052         PR optimization/12440
46053         * loop.c: Include ggc.h.
46054         (loop_optimize): Run garbage collector between optimization of loops.
46055         * Makefile.in (loop.o): Add GGC_H dependency.
46057 2004-01-20  Hartmut Penner  <hpenner@de.ibm.com>
46059         * config/rs6000/rs6000.c (function_arg) Handle
46060         vector register special in function without prototype.
46061         (function_arg_advance): Vector parameters get always
46062         GPRs allocated for the linux64 target.
46064 2004-01-20  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
46066         * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
46067         not TARGET_M32RX_MASK.
46069 2004-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
46071         PR target/13557
46072         * config/sparc/sparc.c (function_arg): Reorder the cases.
46074 2004-01-19  Per Bothner  <per@bothner.com>
46076         Move cpp_reader's line_maps field to a shared global.
46077         * cpphash.h (cpp_reader): Rename line_maps field to line_table
46078         and change the type to a pointer rather than a struct.
46079         * cppinit.c (cpp_push_main_field): Adjust accordingly.
46080         * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
46081         Likewise.
46082         * cppfiles.c (validate_pch): Likewise.
46083         * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
46084         Likewise.
46085         * cpperror.c (print_location): Likewise.
46086         * cpplib.h (cpp_create_reader): New line_maps pointer parameter.
46087         * cppinit.c (cpp_create_reader): Handle new parameter.
46088         (cpp_destroy): Don't free line_maps - that's no longer our job.
46089         * input.h (line_table): New variable.
46090         * toplev.c (line_table): Declare variable.
46091         (general_init): Initialize line_table.
46092         * c-opts.c (c_common_init_options): Pass line_table to
46093         cpp_create_reader.
46094         * fix-header.c (read_scan_file): New local variable line_table.
46095         Initialize, and pass it to cpp_create_reader.
46096         * Makefile.in (LIBS, LIBDEPS): Add libcpp.a.
46097         (C_AND_OBJC_OBJS, fix-header): Remove redundant libcpp.a.
46099 2004-01-19  Per Bothner  <per@bothner.com>
46101         Implement a cache for linemap_lookup.
46102         * line-map.h (struct_line_maps): Add cache field.
46103         * line-map.c (linemap_init): Zero cache field.
46104         (linemap_add): Set cache field to offset of newly allocated map.
46105         (linemap_lookup): Use and set cache field.
46107 2004-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
46109         PR optimization/13567
46110         * cse.c (cse_basic_block): Call cse_insn with a non-null
46111         libcall_insn for the last SET insn of a no-confilict block.
46113 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
46115         * Makefile.in (target_noncanonical, program_transform_name): Use
46116         immediate define instead of deferred.
46117         (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
46118         PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
46119         GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
46120         deferred backquote.
46122 2004-01-20  Joseph S. Myers  <jsm@polyomino.org.uk>
46124         * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
46125         true unconditionally.
46126         * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
46127         Remove.
46128         (build_unary_op, build_modify_expr): Don't handle extended
46129         lvalues.
46130         (build_component_ref, build_conditional_expr): Call non_lvalue
46131         instead of pedantic_non_lvalue.
46132         (build_c_cast): Don't condition use of non_lvalue on pedantic.
46133         * fold-const.c (fold): Don't check pedantic directly for
46134         COMPOUND_EXPR.  Ensure that results for COMPOUND_EXPR are
46135         passed to pedantic_non_lvalue.
46136         * doc/extend.texi: Remove documentation of extended lvalues.
46138 2004-01-19  Roger Sayle  <roger@eyesopen.com>
46140         PR optimization/5263
46141         * simplify-rtx.c (associative_constant_p): Delete.
46142         (simplify_associative_operation): Rewrite to linearize terms, and
46143         attempt to simplify new term against both left and right subterms.
46144         (simplify_binary_operation): Call swap_commutative_operands_p on
46145         op0 and op1, not trueop0 and trueop1.  Move the initialization of
46146         trueop0 and trueop1 down to where first needed.
46147         (simplify_relational_operation): Likewise.
46148         * rtlanal.c (commutative_operand_precedence): Also order constant
46149         operands using avoid_constant_pool_reference.
46151 2004-01-19  Richard Henderson  <rth@redhat.com>
46153         * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
46154         don't check memory mode.
46155         (unaligned_memory_operand): Likewise.
46156         (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
46157         abort for op0 not MEM.
46159         * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
46160         is not a reg, copy to a scratch first.
46161         (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
46162         unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
46163         unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
46164         (reload_inqi, reload_inhi): Fix mode of op0.
46165         (reload_inqi_help, reload_inhi_help, reload_outqi_help,
46166         reload_outhi_help): Likewise.  Use define_insn_and_split.
46168         * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
46169         as well as $29 dead.
46171 2004-01-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
46173         * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New.  Emit
46174         "tls_object" for thread-local objects.
46175         * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
46176         "#tls" for thread-local sections.
46177         * configure.ac (thread-local checks): Specify --fatal-warnings in
46178         every binutils-specific checks.  For sparc*-*-*, test whether the
46179         OS is Solaris and the tools are native and act accordingly.
46180         * configure: Rebuild.
46182 2004-01-19  Jeff Law  <law@redhat.com>
46184         * contrib.texi: Update Paolo Carlini's entry.  New entries for
46185         Jerry Quinn and Petur Runolfsson.
46187 2004-01-19  Roger Sayle  <roger@eyesopen.com>
46189         * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
46190         size, don't use the larger zero-extending loads.
46192 2004-01-19  Richard Henderson  <rth@redhat.com>
46194         * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
46195         * alpha.md (UNSPEC_NT_LDA): Remove.
46196         (UNSPEC_CVTLQ, cvtlq): New.
46197         (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
46198         (extendsidi2_fix): Remove.
46199         (extendsidi2 splitter): Use cvtlq.
46200         (extendsidi2 fp peepholes): Remove.
46201         (cvtql): Use SFmode instead of SImode.
46202         (fix_trunc?fsi): Update to match.
46203         (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
46204         (movsi): Rename from movsi_nofix, remove f alternatives.
46205         (movsi_nt_vms): Similarly.
46206         (movsi_fix, movsi_nt_vms_fix): Remove.
46207         (nt_lda): Remove.
46208         * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
46210 2004-01-19  Jan Hubicka  <jh@suse.cz>
46212         * cgraph.c (cgraph_remove_node): Fix removal from linked list.
46213         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
46214         list.
46215         (cgraph_remove_unreachable_nodes): New function
46216         (cgraph_decide_inlining_of_small_function): Fix pasto.
46217         (cgraph_decide_inlining_incrementally): Fix pasto.
46218         (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
46220 2004-01-19  Steven Bosscher  <stevenb@suse.de>
46222         * gengtype.c (header_file): Make it static.
46223         (write_types_process_field, write_enum_defn): Minor whitespace fixes.
46224         * gengtype.h (header_file): No longer extern.
46226 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
46228         * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
46229         * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
46230         * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
46232 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
46234         * stmt.c (HAVE_casesi): Define it not already defined.
46235         (HAVE_tablejump): Likewise.
46236         (expand_end_case_type): Resort to the binary tree method if
46237         neither casesi or tablejump is available.
46239 2004-01-18  Daniel Jacobowitz  <drow@mvista.com>
46241         * final.c (final_scan_insn): Make non-static again.
46242         * output.h (final_scan_insn): Re-add prototype.
46243         * config/arc/arc.c (arc_output_function_epilogue): Add NULL
46244         to final_scan_insn call.
46245         * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
46246         * config/mips/mips.c (mips_output_conditional_branch): Likewise.
46247         * config/pa/pa.c (output_lbranch, output_call): Likewise.
46248         * config/sh/sh.c (print_slot): Likewise.
46249         * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
46250         (output_sibcall, sparc_flat_function_epilogue): Likewise.
46252 2004-01-18  Jan Hubicka  <jh@suse.cz>
46254         * basic-block.h (try_redirect_by_replacing_jump): Declare.
46255         * cfgcleanup.c (try_optimize_cfg): Use it.
46256         * cfgrtl.c (try_redirect_by_replacing_jump): Export.
46257         (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
46258         Kill hack.
46259         (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
46261         Revert:
46262         2004-01-16  Geoffrey Keating  <geoffk@apple.com>
46264                 * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
46265                 even after reload, just don't remove the actual jump tables.
46267 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
46269         * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
46271 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
46273         * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
46274         the size of a pointer in bytes.
46276 2004-01-18  Roger Sayle  <roger@eyesopen.com>
46278         * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
46279         live "next" variable, which could lead to an infinite loop.
46281 2004-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
46283         * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
46284         block.
46286         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
46287         Check for NULL in the chain and remove repeated code.
46289 2004-01-18  Jan Hubicka  <jh@suse.cz>
46291         * coverage.c (checksum_string): Rename to ...
46292         (coverage_checksum_string): ... this one, Use crc32_string; recognize
46293         names containing random number and zero the number out in order to get
46294         match.
46296 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
46298         * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
46300 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
46302         * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
46303         doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
46304         doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
46305         doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
46306         doc/trouble.texi: Remove trailing whitespace.
46308 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
46310         PR target/7618
46311         * config/mips/mips.c: Include cfglayout.h.
46312         (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
46313         (mips_unspec_offset_high): Add temporary register argument.
46314         (mips_load_call_address): New function, split out from...
46315         (mips_expand_call): ...here.
46316         (mips_output_cplocal): New function.
46317         (mips_output_function_prologue, mips_output_function_epilogue): Use it.
46318         (mips_emit_loadgp): New function, split out from...
46319         (mips_expand_prologue): ...here.
46320         (mips_output_mi_thunk): New function.
46322 2004-01-17  Bernardo Innocenti  <bernie@develer.com>
46324         * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
46325         mcpu32): Remove redundant checks for implied target predefines.
46327 2004-1-17  Andrew Pinski  <pinskia@physics.uc.edu>
46329         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
46330         Return type is unsigned int not int.
46331         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
46332         Likewise.
46334 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
46336         * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
46337         doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
46338         "GNU/Linux" and "Microsoft Windows" terminology.
46340 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
46342         * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
46343         doc/cppopts.texi, doc/extend.texi, doc/install.texi,
46344         doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
46345         doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
46346         @smallexample instead of @example.
46348 2004-01-17  Ziemowit Laski  <zlaski@apple.com>
46350         * objc/objc-act.c (build_objc_method_call): Use target
46351         hooks instead of macros to determine if ..._stret
46352         dispatchers should be used (NeXT runtime only).
46354 2004-01-17  Roger Sayle  <roger@eyesopen.com>
46356         * builtins.c (expand_builtin_expect_jump): Fix mistake in my
46357         last patch.  Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.
46359 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
46361         * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
46362         (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
46363         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
46364         macros.
46365         * reload1.c (emit_reload_insns): Use them.
46366         * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
46367         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
46368         for NULL PATTERN.
46370 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
46372         * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
46373         (final_scan_insn): Update to take an additional SEEN argument.  Emit
46374         a line note after the prologue.  Make static.
46375         (line_note_exists): Remove.
46376         (final): Don't initialize line_note_exists.  Update call to
46377         final_scan_insn.
46378         * output.h (final_scan_insn): Remove prologue.
46379         * function.c (set_insn_locators): Update comment.
46380         (thread_prologue_and_epilogue_insns): Add a comment.
46382 2004-01-17  Andrew Pinski  <pinskia@physics.uc.edu>
46384         PR target/10781
46385         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
46386         Prototype.
46387         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
46388         New function.
46389         * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
46390         * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
46391         * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.
46393 2004-01-17  Jan Hubicka  <jh@suse.cz>
46395         * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
46396         commit.
46398         * toplev.c (HAVE_conditional_execution): Provide default.
46399         (rest_of_handle_reorder_blocks): For conditional_execution target
46400         update liveness once after all transformations
46401         (rest_of_compilation): Do crossjumping before ce3.
46403 2004-01-17  Geoffrey Keating  <geoffk@apple.com>
46405         * alias.c (new_alias_set): Mark last_alias_set for PCH.
46406         (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
46407         for PCH.
46408         (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
46409         * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
46410         (get_TOC_alias_set): Mark 'set' for PCH.
46412 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
46414         * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
46415         even after reload, just don't remove the actual jump tables.
46417 2004-01-17  J. Brobecker  <brobecker@gnat.com>
46419         * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
46420         Remove checks for is_ada() and TREE_UNSIGNED.
46421         (subrange_type_die): Emit a byte_size attribute if the subrange
46422         type size is different from the base type size.
46423         (modified_type_die): Replace call to is_ada_subrange_type() by
46424         call to is_subrange_type().
46426 2004-01-16  Andrew Pinski  <pinskia@physics.uc.edu>
46428         * config/sh/sh.c: Include ggc.h.
46430 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
46432         * Makefile.in (MD5_H): New.
46433         (fold-const.o): Depend on md5.h.
46434         (dwarf2out.o): Likewise.
46435         (cppfiles.o): Likewise.
46436         * cppfiles.c: Include md5.h.
46437         (should_stack_file): Check against list read from PCH file.
46438         (struct pchf_data): New.
46439         (pchf): New variable.
46440         (struct pchf_adder_info): New.
46441         (pchf_adder): New.
46442         (pchf_save_compare): New.
46443         (_cpp_save_file_entries): New.
46444         (_cpp_read_file_entries): New.
46445         (struct pchf_compare_data): New.
46446         (pchf_compare): New.
46447         (check_file_against_entries): New.
46448         * cpphash.h (_cpp_save_file_entries): Prototype.
46449         (_cpp_read_file_entries): Prototype.
46450         * cpppch.c (cpp_write_pch_state): Write the list of headers.
46451         (cpp_read_state): Read the list of headers.
46453 2004-01-17  Jan Hubicka  <jh@suse.cz>
46455         * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
46456         builtin_expect specially.
46457         * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
46458         (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
46459         * invoke.texi (max-inline-insns-single): Set to 100.
46460         (large-function-insns): Set to 3000.
46462 2004-01-16  Eric Christopher  <echristo@redhat.com>
46463             Chandrakala Chavva <cchavva@redhat.com>
46465         * cppcharset.c (one_iso88591_to_utf8): New function.
46466         (convert_iso88591_utf8): Ditto. Use.
46467         (conversion_tab): Use.
46468         (_cpp_input_to_utf8): New function.
46469         (_cpp_init_iconv_buffer): Ditto.
46470         (_cpp_close_iconv_buffer): Ditto.
46471         * cpphash.h: Prototype new functions.
46472         (cpp_buffer): Add input_cset_desc.
46473         * cppinit.c: Add input_charset default.
46474         * cpplib.c (cpp_push_buffer): Support init and
46475         close of iconv.
46476         * cpplib.h (cpp_options): Add input_charset.
46478 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
46480         * system.h (ASM_OUTPUT_SECTION_NAME): Poison.
46481         * config/alpha/unicosmk.h: Remove a commented-out definition
46482         of ASM_OUTPUT_SECTION_NAME.
46483         * config/stormy16/stormy16.h: Likewise.
46485 2004-01-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
46487         * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
46488         (alpha___extern_prefix_sys_stat): ... this.
46489         Apply to <sys/mount.h>, too.
46490         Tweak to match more variations.
46491         * fixinc/tests/base/sys/stat.h: Adapt for new hackname.
46493         * fixinc/inclhack.def (alpha___extern_prefix,
46494         alpha___extern_prefix_standards): New hacks to obey
46495         __PRAGMA_EXTERN_PREFIX.
46496         * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
46497         test.
46498         * fixinc/tests/base/standards.h: Likewise.
46500         * fixincl/inclhack.def (alpha_pthread): Tweak to match more
46501         variations.
46502         New testcase.
46503         * fixinc/tests/base/pthread.h: Handle it.
46505         * fixincl/inclhack.def (bad_lval): Sort file list.
46506         Add many missing files up to Tru64 UNIX V5.1B.
46507         * fixinc/tests/base/libgen.h: Renamed to ...
46508         * fixinc/tests/base/dirent.h: ... this to match new file list
46509         order.
46511         * fixinc/fixincl.x: Regenerate.
46513 2004-01-16  Mark Mitchell  <mark@codesourcery.com>
46515         * version.c (version_string): Change to 3.5.0.
46516         * doc/include/gcc-common.texi (version-GCC): Likewise.
46518 2004-01-16  Jan Hubicka  <jh@suse.cz>
46520         * i386.md (load_tp_di): Fix pasto.
46522         PR opt/13608
46523         * i386.c (ix86_compute_frame_layout): Fix for alloca on leaf function.
46525         * c-pretty-print.c (pp_c_type_cast, pp_c_abstract_declarator,
46526         pp_c_character_constant, pp_c_floating_constant,
46527         pp_c_additive_expression, pp_c_shift_expression,
46528         pp_c_equality_expression, pp_c_and_expression,
46529         pp_c_exclusive_or_expression, pp_c_inclusive_or_expression,
46530         pp_c_logical_and_expression): Remove inline modifier.
46531         * dwarf2out.c (get_AT): Likewise.
46532         * et-forest.c (et_splay): Likewise.
46533         * ra.h (ra_alloc, ra_calloc): Likewise
46535 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
46537         * config/frv/frv-protos.h: Fix comment formatting.
46538         * config/frv/frv.c: Likewise.
46539         * config/frv/frv.h: Likewise.
46540         * config/frv/frv.md: Likewise.
46541         * config/frv/frvbegin.c: Likewise.
46542         * config/frv/frvend.c: Likewise.
46544 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
46546         * system.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): Poison.
46547         * doc/tm.texi (PREFERRED_DEBUGGING_TYPE): Don't mention
46548         LINKER_DOES_NOT_WORK_WITH_DWARF2.
46549         (LINKER_DOES_NOT_WORK_WITH_DWARF2): Remove.
46551 2004-01-16  J"orn Rennecke <joern.rennecke@superh.com>
46553         PR 11864
46554         * postreload.c (reload_cse_simplify_operands): Don't remove
46555         implicit extension from LOAD_EXTEND_OP.
46557 2004-01-16  Jan Hubicka  <jh@suse.cz>
46559         PR opt/11350
46560         * cfgcleanup.c (try_optimize_cfg): Suppress tablejump removal
46561         after reload.
46562         * cfgrtl.c (rtl_can_merge_blocks, cfglayout_can_merge_blocks,
46563         rtl_try_redirect_by_replacing_branch): Likewise.
46565 2004-01-15  Geoffrey Keating  <geoffk@apple.com>
46567         PR pch/13689
46568         * alias.c (struct alias_set_entry): Mark for GC.
46569         (alias_sets): Make static, mark for GC.
46570         (record_alias_subset): Use GC to allocate alias structures.
46571         * varray.c (element): Make generic varrays GCed.
46573         PR pch/13361
46574         * c-typeck.c (constructor_asmspec): Delete.
46575         (struct initializer_stack): Delete field 'asmspec'.
46576         (start_init): Delete saving of asmspec.
46577         (finish_init): Don't update constructor_asmspec.
46578         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
46579         * stmt.c (expand_asm): Duplicate strings from tree.
46580         (expand_asm_operands): Likewise.
46581         * tree.c (tree_size): Update computation of size of STRING_CST.
46582         (make_node): Don't make STRING_CST nodes.
46583         (build_string): Allocate string with tree node.
46584         * tree.def (STRING_CST): Update comment.
46585         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
46586         (tree_string): Place contents of string in tree node.
46587         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
46588         from tree.
46590         * config/rs6000/rs6000.c (rs6000_va_arg): No need to special-case
46591         altivec operands.
46593 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
46595         * c-common.h: Fix comment formatting.
46596         * c-cppbuiltin.c: Likewise.
46597         * c-pragma.c: Likewise.
46598         * calls.c: Likewise.
46599         * collect2.c: Likewise.
46600         * cppcharset.c: Likewise.
46601         * cpptrad.c: Likewise.
46602         * dbxout.c: Likewise.
46603         * defaults.h: Likewise.
46604         * dwarf2out.c: Likewise.
46605         * fold-const.c: Likewise.
46606         * genautomata.c: Likewise.
46607         * genconditions.c: Likewise.
46608         * genflags.c: Likewise.
46609         * gengtype.c: Likewise.
46610         * integrate.c: Likewise.
46611         * loop.c: Likewise.
46612         * predict.c: Likewise.
46613         * sdbout.c: Likewise.
46615 2004-01-15  Zack Weinberg  <zack@codesourcery.com>
46617         * config/ia64/ia64.md (*movti_internal): C output template
46618         extracted to ia64.c.
46619         (*movti_internal_reg): Delete.
46620         (reload_inti, reload_outti): Use the correct mode on operand 2
46621         in the first place, don't fix it up in the output template.
46622         (movtf, reload_ointf, reload_outtf): New expanders.
46623         (*movtf_internal): New define_insn_and_split.
46624         * config/ia64/ia64.c (ia64_split_timode): Rename to ia64_split_tmode;
46625         make static; do not hand TFmode CONST_DOUBLEs to split_double.
46626         (ia64_split_tmode_move): New function, body mostly pulled
46627         from ia64.md:*movti_internal.
46628         (ia64_function_arg_words): New function, extracted common
46629         logic from ia64_function_arg et seq.
46630         (ia64_function_arg_offset): Likewise.  Handle correctly the
46631         case of a scalar quantity 16 bytes wide with only 8-byte alignment.
46632         (ia64_function_arg, ia64_function_arg_partial_nregs)
46633         (ia64_function_arg_advance): Use ia64_function_arg_words and
46634         ia64_function_arg_offset.
46635         (ia64_function_value): TCmode does not go in float regs.
46636         (ia64_secondary_reload_class): Also handle TFmode.
46637         * config/ia64/ia64-protos.h: Remove prototype for
46638         ia64_split_timode; add prototype for ia64_split_tmode_move.
46640 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
46642         * Makefile.in (MAINT): Make it an immediate assignment.
46644 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
46646         * config/m32r/m32r.md: Remove useless calls to gen_lowpart.
46648 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
46650         * config/h8300/coff.h: Replace Hitachi with Renesas.
46651         * config/h8300/elf.h: Likewise.
46652         * config/h8300/h8300-protos.h: Likewise.
46653         * config/h8300/h8300.c: Likewise.
46654         * config/h8300/h8300.h: Likewise.
46655         * config/h8300/h8300.md: Likewise.
46656         * config/h8300/lib1funcs.asm: Likewise.
46658 2004-01-15  Andrew Pinski  <apinski@apple.com>
46660         * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF
46661         around it.
46663 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
46665         * config/h8300/h8300.c (h8300_return_in_memory): New.
46666         (TARGET_STRUCT_VALUE_RTX): Likewise.
46667         (TARGET_RETURN_IN_MEMORY): Likewise.
46668         * config/h8300/h8300.h (STRUCT_VALUE): Remove.
46669         (RETURN_IN_MEMORY): Likewise.
46671 2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
46673         PR optimization/13375
46674         * gcse.c (handle_avail_expr): Just return if the source is not a
46675         single set.
46677 2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
46678             Daniel Jacobowitz  <drow@mvista.com>
46680         * arm/lib1funcs.asm (ARM_FUNC_START): Correct interworking case.
46681         (EQUIV): Define.
46682         (ARM_FUNC_ALIAS): New macro.
46683         * arm/ieee754-df.S (gedf2, ledf2, nedf2, eqdf2): Use it.
46684         * arm/ieee754-sf.S (gesf2, lesf2, nesf2, eqsf2): Use it.
46686 2004-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
46688         PR optimization/12372
46689         * calls.c (expand_call): Add call_fusage data for stack arguments in
46690         constant calls.
46692 2004-01-15  Alan Modra  <amodra@bigpond.net.au>
46694         * config/rs6000/rs6000.c (uses_TOC): Correct comment.  Make static.
46695         (rs6000_elf_declare_function_name): Formatting.
46696         * config/rs6000/rs6000-protos.h (uses_TOC): Remove declaration.
46698 2004-01-15  Jan Hubicka  <jh@suse.cz>
46700         PR bootstrap/13692
46701         * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in
46702         previous patch.
46704 2004-01-15  Richard Henderson  <rth@redhat.com>
46706         * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after
46707         integer regs of the same call-savedness.
46709 2004-01-15  Andreas Schwab  <schwab@suse.de>
46711         PR bootstrap/13562
46712         * config/m68k/m68k.c (output_move_const_into_data_reg): Clear cc
46713         status for NOTB/NOTW/NEGW methods.
46715 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
46717         * doc/invoke.texi: Update dump file names.  Fix a typo.
46719 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
46721         * builtins.c (expand_builtin_va_end): Don't use
46722         EXPAND_BUILTIN_VA_END.
46723         * system.h (EXPAND_BUILTIN_VA_END): Poison.
46724         * config/d30v/d30v.h: Remove a commented-out definition of
46725         EXPAND_BUILTIN_VA_END.
46726         * config/stormy16/stormy16.h: Likewise.
46728 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
46730         * system.h (STRUCT_VALUE_INCOMING_REGNUM): Poison.
46731         * targhooks.c (default_struct_value_rtx): Don't use
46732         STRUCT_VALUE_INCOMING_REGNUM.
46734 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
46736         PR bootstrap/12744
46737         * configure.in: Revamp enable-generated-files-in-srcdir rule to define
46738         GENINSRC and not parsedir.  Define srcextra as a langhook.
46739         * configure: Regenerate.
46740         * Makefile.in: Suppress default .l.c rule.  Don't substitute
46741         parsedir and delete all references throughout.  Conditionally define
46742         rule for srcextra dependent on GENINSRC.
46743         (stmp-docobjdir): Delete.
46744         (c-parse.o, gengtype-lex.o, gengtype-yacc.o): Use implicit build rule.
46745         (srcextra): Copy c-parse.y, c-parse.c, gengtype-lex.c, gengtype-yacc.c,
46746         and gengtype-yacc.h back to source directory.
46747         (maintainer-clean): Delete all parse files in source directory.
46748         (distclean): Delete generated files.
46750         * objc/Make-lang.in (objc-parse.o): Use implicit build rule.
46751         (objc-parse.c, objc-parse.y): Don't use parsedir.
46752         (objc.srcextra): Copy objc-parse.y and objc-parse.c back to source
46753         directory if requested.
46754         (po-generated): Don't use parsedir.
46755         (objc.maintainer-clean): Delete above files from source directory.
46757 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
46759         * doc/tm.texi (FUNCTION_VALUE): Fix a typo.
46761 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
46763         * doc/tm.texi: Replace RETURN_IN_MEMORY with
46764         TARGET_RETURN_IN_MEMORY.
46766 2004-01-15  Jan Hubicka  <jh@suse.cz>
46768         * builtins.c (std_expand_builtin_va_arg): Align operand when needed.
46769         * i386.c (init_cumulative_args): Set warn_sse; fix handling of variadic
46770         functions accepting SSE arguments
46771         (function_arg): Warn only when asked to warn.
46772         * i386.h (ix86_args): Add warn_sse/warn_mmx fiels.
46774 2004-01-14  Joseph S. Myers  <jsm@polyomino.org.uk>
46776         * c-parse.in (stmts_and_decls): Make label at end of compound
46777         statement a hard error.
46779 2004-01-14  Jan Hubicka  <jh@suse.cz>
46781         * cgraph.c (create_edge): Use local.redefined_extern_inline.
46782         * cgraph.h (cgraph_local_info): Sort fields by size; add
46783         redefined_extern_inline
46784         (cgraph_global_info): Sort fields by size.
46785         (cgraph_node): Likewise.
46786         * cgraphunit.c (cgraph_finalize_function): Se
46787         local.redefined_extern_inline on redefinition.
46788         (cgraph_analyze_function): Use it; fix formating.
46790 2004-01-14  Jan Hubicka  <jh@suse.cz>
46792         PR c++/10776
46793         * sched-deps.c (trye_dependency_cache, anti_dependency_cache,
46794         outptu_dependency_cache, forward_dependency_cahe): Trun to vectors of
46795         bitmaps
46796         (cache_size): New variable
46797         (add_dependence): Update use; canonize early memory locations
46798         (sched_analyze_1): Likewise.
46799         (sched_analyze_2): Likewise.
46800         (init_dependency_caches): Initialize bitmaps.
46801         (free_dependency_caches): Free bitmaps
46803 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
46805         * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with
46806         targetm.calls.strict_argument_naming().
46807         * target.h: Likewise.
46809 2004-01-14  Richard Henderson  <rth@redhat.com>
46811         PR debug/13231
46812         * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue
46813         instructions.
46815 2004-01-14  Richard Henderson  <rth@redhat.com>
46817         PR c++/12491
46818         * except.c (struct eh_region): Add u.fixup.resolved.
46819         (resolve_one_fixup_region): Split out from ...
46820         (resolve_fixup_regions): ... here.
46822 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
46824         * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0.
46826 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
46828         * config/alpha/alpha.h (STRUCT_VALUE): Remove.
46829         * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef.
46830         (STRUCT_VALUE): Remove.
46832 2004-01-14  Steven Bosscher  <stevenb@suse.de>
46834         * system.h: Poison PROMOTED_MODE
46835         * integrate.c (expand_inline_function): Don't mention the
46836         PROMOTED_MODE.
46837         * loop.c (update_giv_derive): Same.
46838         * tree.h (DECL_RTL): Same.
46840 2004-01-14  J"orn Rennecke <joern.rennecke@superh.com>
46842         PR target/9365
46843         * sh.c (gen_block_redirect): Add special handling of RETURN.
46844         (gen_far_branch) Don't call gen_stuff_delay_slot if there is no
46845         far branch target (i.e. it's a return).
46847 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
46849         * regrename.c (find_oldest_value_reg): Fix a warning.
46851 2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
46853         PR bootstrap/12527
46854         * config.gcc (arm*-*-linux*): Don't include unknown-elf.h in tm_file.
46855         Move linux-gas.h and linux-elf.h before aout.h.
46856         * arm/arm.h (INITIALIZE_TRAMPOLINE): Only define if not already.
46857         * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Define.
46859 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
46861         * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx
46862         (CONST_INT, VOIDmode, ...).
46864 2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
46866         * regrename.c (find_oldest_value_reg): If the replacement uses
46867         multiple hard registers, check that all of them are in CLASS.
46869 2004-01-14  Jan Hubicka  <jh@suse.cz>
46871         * alias.c (get_alias_set): Initialize alias set to 0 when subset is
46872         impossible.
46874 2004-01-14  Kelley Cook  <kcook@gcc.gnu.org>
46876         * Makefile.in: Define MAINT from --enable-maintainer-mode.
46878 2004-01-14  Hartmut Penner  <hpenner@de.ibm.com>
46880         * config/rs6000/rs6000.c (rs6000_stack_info)
46881         Calculate always vrsave_mask if TARGET_ALTIVEC.
46882         (rs6000_emit_prologue): Emit code for vrsave
46883         only if TARGET_ALTIVEC_VRSAVE.
46884         (rs6000_emit_epilogue): Likewise.
46886 2004-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
46888         * config/sparc/sparc.md (tie_add32): Fix pasto.
46889         (tie_add64): Likewise.
46891 2004-01-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
46893         * config/i386/i386.md (*addqi_1_slp): Do not access operands[2].
46895 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
46897         * config/iq2000/iq2000-protos.h: Fix comment formatting.
46898         * config/iq2000/iq2000.c: Likewise.
46899         * config/iq2000/iq2000.md: Likewise.
46901 2004-01-14  J. Brobecker  <brobecker@gnat.com>
46903         * dwarf2out.c (is_ada_subrange_type): No longer check the TYPE_NAME.
46904         (subrange_type_die): Add handle for nameless subrange types.
46906 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
46908         * config/h8300/h8300-protos.h: Replace do_movsi with
46909         h8300_expand_movsi.
46910         * config/h8300/h8300.c (do_movsi): Change to
46911         h8300_expand_movsi.
46912         * config/h8300/h8300.md (movsi): Replace do_movsi with
46913         h8300_expand_movsi.
46914         (movsf): Likewise.
46916 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
46918         * config/h8300/h8300.c (dosize): Change to
46919         h8300_emit_stack_adjustment.  Update callers.
46921 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
46923         * config/h8300/h8300.md (movstrictqi): Add an alternative with
46924         the source being post_inc.  Tighten the predicate for the
46925         destination to register_operand.
46926         (movstricthi): Likewise.
46928 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
46930         * system.h (SHARED_BSS_SECTION_ASM_OP): Poison.
46931         * varasm.c (bss_section): Don't use SHARED_BSS_SECTION_ASM_OP.
46932         * doc/tm.texi (SHARED_BSS_SECTION_ASM_OP): Remove.
46934 2004-01-14  Jan Hubicka  <jh@suse.cz>
46936         Partial fix PR c++/12850
46937         * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when
46938         at zero nest level.
46940 2004-01-13  Bernardo Innocenti  <bernie@develer.com>
46942         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr"
46943         pseudo-register.
46945 2004-01-13  Devang Patel <dpatel@apple.com
46947         PR debug/7078
46948         * dbxout.c (dbxout_symbol_name): Emit mangled names for
46949         NAMESPACE_DECL memebers.
46951 2004-01-13  Andrew Pinski  <pinskia@physics.uc.edu>
46953         PR c++/12709
46954         * c-common.c (finish_fname_decls): Use the chain only if the
46955         tree is an expr_stmt.
46957 2004-01-13  Vladimir Makarov  <vmakarov@redhat.com>
46959         * rtl.def: Add comment about new option in automata_option.
46961         * genautomata.c (PROGRESS_OPTION): New macro.
46962         (progress_flag): New global variable.
46963         (gen_automata_option): Process `progress'.
46964         (transform_insn_regexps, check_unit_distributions_to_automata,
46965         make_automaton, NDFA_to_DFA, build_automaton, create_automata,
46966         expand_automata, write_automata): Print about the progress only if
46967         progress_flag.  Remove fflush.
46968         (initiate_automaton_gen): Process command line flag `-progress'.
46970         * doc/md.texi: Describe the new option.
46972 2004-01-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
46974         * cfg.c (dump_bb): Dump entry edges.
46976 2004-01-13  Richard Earnshaw  <rearnsha@arm.com>
46978         * arm.c (thumb_legitimate_address_p): Only allow constant pool
46979         references from SImode.
46980         * arm.md (thumb_movhi_insn): Don't allow minipool references.
46982 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
46984         * system.h (TEXT_SECTION): Poison.
46985         * varasm.c (text_section): Don't use TEXT_SECTION.
46986         * config/sh/sh.c (sh_file_start): Fix a comment typo.
46987         * doc/tm.texi (TEXT_SECTION): Remove.
46989 2004-01-13  Ben Elliston  <bje@wasabisystems.com>
46991         * doc/rtl.texi (Vector Operations): Remove defunct vec_const item.
46993 2004-01-12  James E Wilson  <wilson@specifixinc.com>
46995         * unwind-libunwind.c: Delete.
46997 2004-01-12  Zack Weinberg  <zack@codesourcery.com>
46999         PR 13656
47000         * c-decl.c (diagnose_mismatched_decls): Whenever newtype or
47001         oldtype is set, set *newtypep or *oldtypep too.  Do not set
47002         them at the very end.
47003         (validate_proto_after_old_defn): Restructure for comprehensibility;
47004         make error messages clearer.
47006 2004-01-12  Zack Weinberg  <zack@codesourcery.com>
47008         * varray.h (VARRAY_POP): Add checking variant, aborts on underflow.
47009         (VARRAY_TOP): Use VARRAY_CHECK so the access is bounds-checked.
47010         * varray.c: No need to prototype error.
47011         (varray_check_failed): Wrap long string onto two lines.
47012         (varray_underflow): New function.
47014 2004-01-13  Steven Bosscher  <stevenb@suse.de>
47016         PR c++/13376
47017         * function.h (struct function): Kill `name' field.
47018         (current_function_name): Make it an extern function.
47019         * function.c (current_function_name): New function.
47020         * graph.c: Update all uses of current_function_name.
47021         * gcse.c: Likewise.
47022         * config/alpha/alpha.c, config/avr/avr.c, config/c4x/c4x.c,
47023         config/mips/mips.c, config/pdp11/pdp11.c: Likewise.
47024         * config/ip2k/ip2k.c (function_prologue): Use MAIN_NAME_P
47025         instead of a strcmp with "main".
47027 2004-01-13  Jan Hubicka  <jh@suse.cz>
47029         * c-decl.c (diagnose_mismatched_decls): Fix warning calls.
47031         * cgraphunit.c (cgraph_optimize_function): Always do
47032         optimize_inline_calls when there is always_inline callee.
47033         (cgraph_decide_inlining): Fix formating.
47034         * tree-inline.c (inlinable_function_p): Do sorry for alwaysinline
47035         functions.
47036         (expand_call_inline): Likewise.
47037         * toplev.h (sorry): Fix prototype.
47039 2004-01-12  Roger Sayle  <roger@eyesopen.com>
47041         * builtins.c (expand_builtin_expect_jump): Simplify logic. Handle
47042         conditional jumps that drop through to unconditional jumps or the
47043         end of the sequence.
47045 2004-01-13  Jan Hubicka  <jh@suse.cz>
47047         * alias.c (new_alias_set): Construct the alias_set varray.
47048         (init_alias_once): Don't do it here.
47050 2004-01-12  Marc Espie <espie@openbsd.org>
47052         * system.h: handle YYBYACC like YYBISON.
47054 2004-01-12  Jonathan Merriman <jonm@dualitymedia.com>
47056         PR target/10847
47057         * config.gcc: No longer includes conflicting header sparc/sol2.h when
47058         building on sparc64-*-openbsd*.
47060 2004-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
47062         PR debug/13539
47063         * dbxout.c (dbxout_type): Protected inheritance is not
47064         private but protected.
47066 2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
47068         * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch.
47070 2004-01-12  Kazu Hirata  <kazu@cs.umass.edu>
47072         PR optimization/12508.
47073         * combine.c (try_combine): Remove a dead set in a parallel
47074         even if its destination is a subreg.
47076         Revert:
47077         2003-06-03  Kazu Hirata  <kazu@cs.umass.edu>
47078         * combine.c (simplify_set): Don't move a subreg in SET_SRC to
47079         SET_DEST if WORD_REGISTER_OPERATIONS is not defined.
47081 2004-01-12  Geoffrey Keating  <geoffk@apple.com>
47083         * real.c: Update copyright date.
47084         * emit-rtl.c: Likewise.
47085         * rtl.h: Likewise.
47086         * dwarf2out.c: Likewise.
47087         * config/rs6000/darwin-ldouble.c: Likewise.
47088         * config/rs6000/rs6000.md: Likewise.
47090 2004-01-12  David Edelsohn  <edelsohn@gnu.org>
47092         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX
47093         TFmode to SImode libfuncs.
47095 2004-01-12  Roger Sayle  <roger@eyesopen.com>
47097         PR middle-end/11397
47098         * varasm.c (assemble_alias): Remove weak aliases from weak_decls.
47100 2004-01-12  Jan Hubicka  <jh@suse.cz>
47102         PR opt/12826
47103         * loop.c (insert_loop_mem): Preffer VOLATILE memory references to be
47104         stored.
47106         PR opt/12863
47107         * cfgcleanup.c (label_is_jump_target_p): Move to...
47108         * rtlanal.c (label_is_jump_target_p): ... here.
47109         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Fix redirecting of fallthru
47110         edges unified with branch edges.
47112 2004-01-12  Richard Earnshaw  <rearnsha@arm.com>
47114         * simplify-rtx.c (simplify_immed_subreg): Correctly extract the
47115         high word of an integral CONST_DOUBLE.
47117 2004-01-12  Paul Brook  <paul@codesourcery.com>
47119         * simplify-rtx.c (simplify_plus_minus): Always generate canonical form.
47121 2004-01-12  J"orn Rennecke <joern.rennecke@superh.com>
47123         PR target/13585
47124         * sh-protos.h (check_use_sfunc_addr): Declare.
47125         * sh.c (extract_sfunc_addr, check_use_sfunc_addr): New functions.
47126         * sh.md (use_sfunc_addr): Use check_use_sfunc_addr in insn predicate.
47128 2004-01-12  Jan Hubicka  <jh@suse.cz>
47130         * alias.c: Invlude varray.h
47131         (alias_sets): Turn into varray.
47132         (get_alias_set_entry): Use VARRAY; mark inline.
47133         (mems_in_disjoint_alias_sets_p): Mark inline.
47134         (record_alias_subset): Use varray.
47135         (init_alias_once): Initialize varray.
47136         (new_alias_set): Grow array.
47137         * varray.c: Make VARRAY_GENERIC_PTR non GTYized.
47139 2004-01-12  Jan Hubicka  <jh@suse.cz>
47141         Partial fix for PR opt/10776 II
47142         * cselib.c: Include params.h
47143         (cselib_invalidate_mem): Limit amount of nonconflicting memory
47144         locations.
47145         * params.def (PARAM_MAX_CSELIB_MEMORY_LOCATIONS): New.
47146         * Makefile.in (cselib.o): Depend on params.h
47148 2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
47150         * combine.c (combine_simplify_rtx): Don't pass VOIDmode to
47151         simplify_unary_operation if the operand has a known mode.
47153 2004-01-12  Hartmut Penner  <hpenner@de.ibm.com>
47155         PR target/13534
47156         * config/rs6000/rs6000.c (word_offset_memref_operand): New
47157         predicate to handle 'ld' conform addresses.
47158         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): New 'Y'
47159         contraint.
47160         (EXTRA_MEMORY_CONSTRAINT): Tell reload which constraint
47161         are memory contraints.
47162         * config/rs6000/rs6000-protos.h (word_offset_memref_operand):
47163         New prototype.
47164         * config/rs6000/rs6000.md (*movdf_hardfloat64):
47165         Change 'o' to 'Y' constraint.
47166         (*movdf_softfloat64): Ditto.
47168 2004-01-12  Bernardo Innocenti  <bernie@develer.com>
47170         * config/m68k/m68k.md: Switch from the "*..." syntax to the
47171         brace-enclosed syntax in all C output statements.
47173 2004-01-12  David Edelsohn  <edelsohn@gnu.org>
47175         PR target/13401
47176         * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
47177         Objective-C language type value is 14.
47179 2004-01-12  Markus F.X.J. Oberhumer  <markus@oberhumer.com>
47181         PR c/12148
47182         * config/m68k/fpgnulib.c: Fix `-mshort' bugs: Use `long' instead of
47183         `int' in a number of places to make sure we always have a SImode
47184         and not a HImode.  Add a 'L' suffix to a number of constants.
47186 2004-01-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
47188         * pa.c: Don't include obstack.h.
47190         * pa.md: Correct constraint in pattern for loading PIC label address.
47192 2004-01-11  Kaz Kojima  <kkojima@gcc.gnu.org>
47194         * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine
47195          before defining.
47197 2004-01-11  Steven Bosscher  <stevenb@suse.de>
47199         PR fortran/9972
47200         * toplev.c (rest_of_handle_inline): Also consider functions
47201         for deferral if the language is GNU F77.
47203 2004-01-11  Zack Weinberg  <zack@codesourcery.com>
47205         * c-decl.c (diagnose_arglist_conflict): Add missing space to
47206         diagnostic messages.
47208 2004-01-11  Jakub Jelinek  <jakub@redhat.com>
47210         PR middle-end/13392
47211         * builtins.c (expand_builtin_expect_jump): Handle conditional jumps
47212         to drop through label.  Don't fall back to SCC even when conditional
47213         jump has not been found.
47215 2004-01-11  Jan Hubicka  <jh@suse.cz>
47217         * invoke.texi: Fix syntax error in previous patch.
47219         Partial fix for PR opt/10776
47220         * Makefile.in (reload.o): Include param.h
47221         * params.def (PARAM_MAX_RELOAD_SEARCH_INSNS): New parameter.
47222         * reload.c: Include params.h.
47223         (find_equiv_reg): Work limiting check.
47224         * invoke.texi: Document.
47226 2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
47228         * config/mips/mips.c (mips_symbolic_constant_p): Don't allow
47229         out-of-bounds accesses to string constants.  Simplify mips16
47230         case accordingly.
47232 2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
47234         PR optimization/13469
47235         * toplev.c (rest_of_compilation): Call purge_all_dead_edges after
47236         reload_cse_regs (-fnon-call-exceptions only).
47238 2004-01-11  Kazu Hirata  <kazu@cs.umass.edu>
47240         * config/mcore/lib1.asm: Fix comment formatting.
47241         * config/mcore/mcore-elf.h: Likewise.
47242         * config/mcore/mcore.c: Likewise.
47243         * config/mcore/mcore.h: Likewise.
47244         * config/mcore/mcore.md: Likewise.
47246 2004-01-10  Zack Weinberg  <zack@codesourcery.com>
47248         * c-decl.c (duplicate_decls): Break apart into...
47249         (diagnose_arglist_conflict, validate_proto_after_old_defn)
47250         (locate_old_defn, diagnose_mismatched_decls, merge_decls):
47251         ... these new functions.  Restructure for comprehensibility.
47252         Remove various archaic special cases.  Always report the
47253         location of the previous declaration when a diagnostic is issued.
47254         (redeclaration_error_message): Fold into diagnose_mismatched_decls.
47255         (match_builtin_function_types): Delete unnecessary forward declaration.
47257 2004-01-10  Zack Weinberg  <zack@codesourcery.com>
47259         * genautomata.c (make_automaton, NDFA_to_DFA):
47260         Print progress bars with '.' characters instead of '*'.
47261         (build_automaton): Change notes to match.
47263 2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
47265         * config/m32r/m32r.md: Use define_constants for unspec and
47266         unspec_volatile.
47268 2004-01-10  Jan Hubicka  <jh@suse.cz>
47270         PR opt/11635
47271         * expr.c (expand_expr_real): More curefully expand union casts.
47273 2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
47275         * config/m32r/m32r.md (flush_icache): Use 1 for
47276         unspec_volatile.
47278 2004-01-10  David Edelsohn  <edelsohn@gnu.org>
47279             James E Wilson  <wilson@specifixinc.com>
47281         PR debug/12860
47282         * dbxout.c (dbxout_symbol): Remove initialization of
47283         current_sym_code, current_sym_value, and current_sym_addr.
47284         (dbxout_symbol_location): Same.
47285         (dbxout_prepare_symbol): Zero current_sym_code,
47286         current_sym_value, and current_sym_addr.
47288 2004-01-10  Richard Sandiford  <rsandifo@redhat.com>
47290         * tree.c (get_unwidened): Reorder conditions so that the null pointer
47291         check is done first.
47293 2004-01-09  Eric Christopher  <echristo@redhat.com>
47295         * toplev.c (rest_of_handle_cfg): Add reg_scan pass
47296         if we're running mark_constant_function.
47298 2004-01-09  Jeff Bailey  <jbailey@nisa.net>
47300         PR target/12561
47301         * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR.
47303 2004-01-09  Andrew Pinski <pinskia@physics.uc.edu>
47305         PR debug/11231
47306         * dbxout.c (dbxout_type_fields): Return if any item is
47307         error_mark_node or the type is error_mark_node.
47309 2004-01-09  Geoffrey Keating  <geoffk@apple.com>
47311         * config/rs6000/darwin-ldouble.c: Add big comment explaining
47312         exactly what is expected as a 'long double'.
47313         (_xlqadd): When a value to be returned is representable as a
47314         'double', just return it directly, do not construct it using a union.
47315         Also, correct final fixup.
47316         (_xlqmul): Likewise.
47317         (_xlqdiv): Likewise.
47318         * real.c (encode_ibm_extended): Make consistent with darwin-ldouble.c.
47320         * config/rs6000/rs6000.md (fix_trunctfdi2): Delete.
47322 2004-01-09  Richard Henderson  <rth@redhat.com>
47324         * recog.c (constrain_operands): Validate mem operands.
47326 2004-01-09   James E Wilson  <wilson@specifixinc.com>
47328         * gcc.c (init_spec): Remove -lunwind from shared case.
47329         * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind.
47331 2004-01-09  Steve Ellcey  <sje@cup.hp.com>
47333         * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*.
47334         * configure: Regenerate
47336 2004-01-09  Joseph S. Myers  <jsm@polyomino.org.uk>
47338         PR c/11234
47339         * c-typeck.c (build_c_cast): If pedantic, warn for conversions
47340         between function and object pointers.
47341         (digest_init): When comparing a pointer to function type to the
47342         target type, only apply TREE_TYPE once to the pointer to function
47343         type.
47344         * except.c (for_each_eh_label_1): Treat data as a pointer to a
47345         function pointer rather than casting it to a function pointer.
47346         (for_each_eh_label): Update caller.
47347         * recog.h (struct insn_data): Use a struct or union for output.
47348         * genoutput.c (output_insn_data): Update.
47349         * final.c (get_insn_template): Update.
47351 2004-01-09  Mark Mitchell  <mark@codesourcery.com>
47353         * expr.h (expand_expr): Make it a macro, not a function.
47354         (expand_expr_real): New function.
47355         * expr.c (store_expr): Adjust logic for deciding whether or not to
47356         copy the value returned by expand_expr.
47357         (expand_expr): Rename to ...
47358         (expand_expr_real): ... this.  Add alt_rtl parameter.  Adjust
47359         calls to language hooks.
47360         * c-common.h (c_expand_expr): Adjust prototype.
47361         * c-common.c (c_expand_expr): Add alt_rtl parameter.
47362         * langhooks-def.h (lhd_expand_expr): Change prototype.
47363         * langhooks.c (lhd_expand_expr): Add all_rtl parameter.
47364         * langhooks.h (lang_hooks): Change type of expand_expr.
47365         * stmt.c (stmt_status): Add x_last_expr_alt_rtl.
47366         (last_expr_alt_rtl): Likewise.
47367         (expand_expr_stmt_value): Set last_expr_alt_rtl.
47368         (clear_last_expr): Clear it.
47369         (expand_end_stmt_expr): Set RTL_EXPR_ATL_RTL.
47370         (expand_end_bindings): Save and restor last_expr_alt_rtl.
47371         * tree.def (RTL_EXPR): Give it an additional operand.
47372         * tree.h (RTL_EXPR_ALT_RTL): New macro.
47374 2004-01-09  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
47376         * config/m32r/m32r.h (TARGET_CPU_CPP_BUILTINS): Add __m32r__.
47377         * config/m32r/m32r.c (call26_operand): Allow in PIC mode.
47379 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
47381         PR target/13380.
47382         * config/m32r/m32r.md: Replace (reg:SI 17) with (reg:CC 17)
47383         or (ne:SI (reg:CC 17) (const_int 0)).
47384         Be specific about modes wherever possible.
47386 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
47388         * config/m32r/m32r.c (m32r_expand_block_move): Call
47389         gen_movestrsi_internal with two more arguments.
47390         (m32r_output_block_move): Adjust operand numbers.
47391         Properly update the source and destination pointers.
47392         * config/m32r/m32r.md (movstrsi_internal): Use 'r' instead of
47393         'r+'.  Change the set detinations to match_operand.
47395 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
47397         * final.c (FIRST_INSN_ADDRESS): Remove.
47398         (shorten_branches): Don't use FIRST_INSN_ADDRESS.
47399         * system.h (FIRST_INSN_ADDRESS): Poison.
47400         * config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
47401         * config/m32r/m32r-protos.h: Remove the prototype for
47402         m32r_first_insn_address.
47403         * config/m32r/m32r.c (m32r_first_insn_address): Remove.
47404         * config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
47405         * doc/md.texi (FIRST_INSN_ADDRESS): Likewise.
47407 2004-01-09  J. Brobecker  <brobecker@gnat.com>
47409         * dwarf2out.c (gen_enumeration_type_die): Return the DIE that
47410         we just created.
47411         (is_ada_subrange_type): DIEs for enumeration subtypes should be
47412         emitted as subrange types too.
47413         (subrange_type_die): Add handling of enumeration subtypes.
47415 2004-01-08  Richard Henderson  <rth@redhat.com>
47417         PR opt/12441
47418         Revert: Sat Mar 30 14:08:55 CET 2002  Jan Hubicka  <jh@suse.cz>
47419         * i386.c (aligned_operand): Be prepared for SUBREGed registers.
47420         (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
47421         (ix86_address_cost): Be prepared for SUBREGed registers.
47422         (legitimate_address_p): Accept SUBREGed registers.
47424 2004-01-08  Kelley Cook  <kcook@gcc.gnu.org>
47426         * Makefile.in: Rename configure.in to configure.ac
47427         * doc/sourcebuild.texi: Likewise.
47428         * configure: Regenerate.
47429         * config.in: Regenerate.
47431 2004-01-08  Stuart Hastings  <stuart@apple.com>
47433         * config/i386/i386.md: Typos in MMX/SSE immediate shifts.
47435 2004-01-08  Jan Hubicka  <jh@suse.cz>
47437         * cgraphunit.c (cgraph_decide_inlining): Fix typo.
47439 2004-01-08  Geoffrey Keating  <geoffk@apple.com>
47441         * config/rs6000/rs6000.md (cmptf_internal1): Correct branch offset.
47442         (UNSPEC_FIX_TRUNC_TF): New constant.
47443         (movtf_internal): Make splitter active only when insn is active.
47444         (extenddftf2): Rewrite to properly load zero into low part.
47445         (extenddftf2_internal): New.
47446         (extendsftf2): Rewrite.
47447         (truncdftf2): Correct length.
47448         (floatditf2): Delete.
47449         (fix_trunc_helper): New.
47450         (fix_trunctfdi2): Use fix_trunc_helper.
47451         (fix_trunctfsi2): Likewise.fix_trunc
47452         (fix_trunctfsi2_internal): New.
47454         * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): lo_sum
47455         addresses are legitimate on Darwin even when flag_pic.
47456         (rs6000_legitimize_reload_address) [TARGET_MACHO]: Don't create
47457         non-offsettable addresses for loads of TFmode constants.
47459 2004-01-08  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
47461         * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit
47462         variables in the appropriate bss section.
47464 2004-01-09  Alan Modra  <amodra@bigpond.net.au>
47466         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Ensure
47467         target_flags has MASK_POWERPC64 when -m64.
47468         * config/rs6000/rs6000.c (processor_target_table): Add MASK_POWERPC64
47469         to 620, 630, power3, power4 and rs64a entries.
47470         * config/rs6000/rs6000.h (MASK_64BIT): Expand comment.
47472 2004-01-08  Richard Sandiford  <rsandifo@redhat.com>
47474         * simplify-rtx.c (simplify_immed_subreg): Fix construction of
47475         floating-point constants.
47477 2004-01-08  J. Brobecker  <brobecker@gnat.com>
47479         * dwarf2out.c (subrange_type_die): Add context_die parameter.
47480         Create the subrange_type DIE using the given context DIE.
47481         (modified_type_die): Update call to subrange_type_die.
47483 2004-01-08  Zack Weinberg  <zack@codesourcery.com>
47485         * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h:
47486         Add multiple-include guard.
47488 2004-01-08  Hartmut Penner  <hpenner@de.ibm.com>
47490         * config/rs6000/rs6000.c (easy_vector_constant): Accept
47491         all vector constant loadable by vsplt*.
47492         (output_vec_const_move): Likewise.
47494 2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
47496         PR c/6024
47497         * c-typeck.c (comptypes): Only treat enumerated types in the same
47498         translation unit as compatible with each other when they are the
47499         same type.
47500         * doc/extend.texi: Update.
47502 2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
47504         PR c/12165
47505         * c-decl.c (grokdeclarator): Take type qualifiers of typedefed
47506         array type from the array element type.
47508 2004-01-07  Alan Modra  <amodra@bigpond.net.au>
47510         * config/rs6000/rs6000.c (rs6000_dbx_register_number): New function.
47511         * config/rs6000/rs6000-protos.h (rs6000_dbx_register_number): Declare.
47512         * config/rs6000/rs6000.h (DWARF_FRAME_REGNUM): Define.
47513         (DWARF_REG_TO_UNWIND_COLUMN): Correct column adjustment and comment.
47514         * config/rs6000/sysv4.h (DBX_REGISTER_NUMBER): Define.
47516 2004-01-06  Eric Christopher  <echristo@redhat.com>
47518         * config/mips/mips.h (MDEBUG_ASM_SPEC): Change for dwarf2 default.
47519         (DWARF2_DEBUGGING_INFO): Define.
47520         (PREFERRED_DEBUGGING_TYPE): Set to dwarf2.
47521         * config/mips/openbsd.h (PREFERRED_DEBUGGING_TYPE): Remove.
47522         * config/mips/iris6.h (SUBTARGET_ASM_DEBUGGING_SPEC): Only pass -g0
47523         for irix as.
47524         (SUBTARGET_ASM_OPTIMIZING_SPEC): Only pass O0 for irix as.
47525         * config/mips/iris6gas.h (MDEBUG_ASM_SPEC): Remove.
47526         * config/mips/iris5gas.h: Ditto.
47527         (DBX_DEBUGGING_INFO): Remove.
47528         (DWARF2_DEBUGGING_INFO): Ditto.
47529         (MIPS_DEBUGGING_INFO): Ditto.
47530         (PREFERRED_DEBUGGING_TYPE): Ditto.
47531         * config/mips/elf.h (DWARF2_DEBUGGING_INFO): Remove.
47532         (PREFERRED_DEBUGGING_TYPE): Ditto.
47533         (SUBTARGET_ASM_DEBUGGING_SPEC): Ditto.
47534         * config/mips/elf64.h: Ditto.
47536 2004-01-06  Jan Hubicka  <jh@suse.cz>
47538         * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate.
47539         (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use.
47541 2004-01-06  Geoffrey Keating  <geoffk@apple.com>
47543         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Compile darwin-ldouble.c.
47544         (TARGET_LIBGCC2_CFLAGS): Use -mlong-double-128.
47545         * config/rs6000/darwin-ldouble.c: New.
47547         * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
47548         for constants.
47549         (constant_subword): Delete.
47550         * rtl.h (constant_subword): Delete prototype.
47551         (immed_double_const): Is not in varasm.c.
47552         * simplify-rtx.c (simplify_immed_subreg): New.
47553         (simplify_subreg): Use simplify_immed_subreg.
47555         * config/rs6000/rs6000.md (floatsitf2): Use expand_float rather
47556         than trying to generate RTL directly.
47557         (fix_trunctfsi2): Use expand_fix rather than trying to generate
47558         RTL directly.
47560         * dwarf2out.c (add_const_value_attribute): Remove incorrect comment.
47562 2004-01-06  David Edelsohn  <edelsohn@gnu.org>
47564         * config/rs6000/xcoff.h (EXTRA_SECTION_FUNCTIONS): Split each
47565         function into a separate macro.
47566         (read_only_data_section): Add void argument.
47567         (private_data_section): Same.
47568         (read_only_private_data_section): Same.
47569         (toc_section): Same.
47571 2004-01-06  Jan Hubicka  <jh@suse.cz>
47573         * invoke.texi: Remove typo in last change.
47575         PR target/10301
47576         * config.gcc: Accept opteron and athlon-64 as variants
47577         of k8.
47578         * i386.c (override_options): Likewise.
47579         * invoke.texi (i386 -mtune): Expand documentation.
47581 2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
47583         * alias.c: Fix comment typos.
47584         * builtins.c: Likewise.
47585         * cfg.c: Likewise.
47586         * df.c: Likewise.
47587         * dominance.c: Likewise.
47588         * dwarf2out.c: Likewise.
47589         * emit-rtl.c: Likewise.
47590         * expr.c: Likewise.
47591         * final.c: Likewise.
47592         * fold-const.c: Likewise.
47593         * gcse.c: Likewise.
47594         * genattrtab.c: Likewise.
47595         * genrecog.c: Likewise.
47596         * gensupport.c: Likewise.
47597         * ggc-zone.c: Likewise.
47598         * integrate.c: Likewise.
47599         * local-alloc.c: Likewise.
47600         * loop.c: Likewise.
47601         * recog.c: Likewise.
47602         * regmove.c: Likewise.
47603         * reg-stack.c: Likewise.
47604         * reorg.c: Likewise.
47605         * rtlanal.c: Likewise.
47606         * rtl.h: Likewise.
47607         * sched-ebb.c: Likewise.
47608         * simplify-rtx.c: Likewise.
47609         * toplev.c: Likewise.
47610         * varasm.c: Likewise.
47612 2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
47614         * doc/install.texi: Fix typos.
47615         * doc/invoke.texi: Likewise.
47616         * doc/md.texi: Likewise.
47618 2004-01-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
47620         * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed
47622 2004-01-06  Jan Hubicka  <jh@suse.cz>
47624         * i386.c (init_cumulative_args): Add handling of MMX_REGPARM.
47625         (function_arg_advance): Do not pass aggregates in SSE; deal handling
47626         of MMX_REGPARM.
47627         (function_arg): Add new warnings about ABI changes;  fix SSE_REGPARM;
47628         add MMX_REGPARM.
47629         * i386.h (ix86_args): Add mmx_words/mmx_regs/mmx_regno fields.
47630         (SSE_REGPARM_MAX): Default to 3 on i386 -msse ABI.
47631         (MMX_REGPARM_MAX): Similarly for -mmmx.
47633 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
47635         * config/sh/linux.h: Fix comment formatting.
47636         * config/sh/netbsd-elf.h: Likewise.
47637         * config/sh/sh.c: Likewise.
47638         * config/sh/sh.h: Likewise.
47639         * config/sh/vxworks.h: Likewise.
47641 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
47643         * system.h (ASM_OUTPUT_MAIN_SOURCE_FILENAME): Poison.
47644         * toplev.c (output_file_directive): Don't use
47645         ASM_OUTPUT_MAIN_SOURCE_FILENAME.
47647 2004-01-05  Steven Bosscher <s.bosscher@student.tudelft.nl>
47649         * toplev.c: Fix broken checkin of 2003-12-30.
47651 2004-01-05  Daniel Berlin  <dberlin@dberlin.org>
47653         * ggc-zone.c: Remove everything in #ifdef USING_MALLOC_PAGE_GROUPS
47654         (USING_MMAP): We don't support non-mmap.
47655         (struct alloc_chunk): Steal 1 bit from typecode, use it to mark
47656         large objects.
47657         (struct page_entry): Remove bytes_free.
47658         (struct page_table_chain): Remove.
47659         (struct globals): Remove page_table member.
47660         (loookup_page_table_entry): Function deleted.
47661         (set_page_table_entry): Ditto.
47662         (ggc_allocated_p): No longer need page table lookups.
47663         (ggc_marked_p): Ditto.
47664         (alloc_small_page): Don't care about bytes_free anymore.
47665         (alloc_large_page): Round up size.
47666         (ggc_alloc_zone_1): Mark large objects as such, and calculate
47667         their size the new way.
47668         Remove page table lookups and setting.
47669         (ggc_get_size): Calculate large object size the new way.
47670         (sweep_pages): Redo to account for fact that we no longer have
47671         bytes_free.
47672         (ggc_collect): No longer need to reincrement bytes_free.
47673         (ggc_pch_alloc_object): Handle new large objects properly.
47674         (ggc_pch_read): Put PCH stuff into it's own uncollected zone.
47676 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
47678         * doc/invoke.texi: Remove a page break.
47680 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
47682         * config/avr/avr.c (avr_output_function_prologue): Remove an
47683         extra pair of curly braces.
47685 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
47687         * config/mn10300/mn10300.c: Fix comment formatting.
47688         * config/mn10300/mn10300.h: Likewise.
47690 2004-01-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
47692         * tree.h: Update documentation on nothrow_flag.
47693         * print-tree.c (print_node): Print TREE_NOTHROW as "align-ok" for
47694         types.
47696 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
47698         * doc/invoke.texi: Remove traces of dead ports.
47700 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
47702         * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs
47703         option.
47705 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
47707         PR target/12945
47708         * coverage.c (coverage_counter_alloc): Set SYMBOL_FLAG_LOCAL for
47709         counter labels.
47710         * config/mips/mips.c (INTERNAL_SYMBOL_P): Delete.
47711         (mips_classify_symbol): Always treat SYMBOL_REF_FLAG as indicating
47712         string constants if TARGET_MIPS16.  Use SYMBOL_REF_DECL to check
47713         the binding of decl symbols, otherwise check SYMBOL_REF_LOCAL_P.
47714         (mips_symbol_insns): Don't trust the local/global classification.
47715         (m16_usym8_4, m16_usym5_4): Same mips16 change as mips_classify_symbol.
47716         (override_options): Make -mabicalls -fno-unit-at-a-time imply
47717         -mno-explicit-relocs.
47718         (mips_encode_section_info): Don't use SYMBOL_REF_FLAG to distinguish
47719         between local and global symbols.
47721 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
47723         * config/mips/mips-protos.h (mips_dangerous_for_la25_p): Declare.
47724         (mips_preferred_reload_class): Declare.
47725         * config/mips/mips.h (DANGEROUS_FOR_LA25_P): Replace with function.
47726         (EXTRA_CONSTRAINT): Update accordingly.
47727         (PREFERRED_RELOAD_CLASS): Use mips_preferred_reload_class.
47728         * config/mips/mips.c (mips_dangerous_for_la25_p): New function.
47729         (mips_preferred_reload_class): New function.  Prefer LEA_REGS if
47730         mips_dangerous_for_la25_p.
47731         (mips_secondary_reload_class): Use LEA_REGS rather than GR_REGS
47732         if mips_dangerous_for_la25_p.
47734 2004-01-05  Bernardo Innocenti  <bernie@develer.com>
47736         * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison
47737         warning.
47739 2004-01-04  Nathanael Nerode  <neroden@gcc.gnu.org>
47741         * configure.ac: Use AC_PROG_CPP_WERROR.
47742         * configure: Regenerate.
47744 2004-01-04  Zack Weinberg  <zack@codesourcery.com>
47746         * .cvsignore: Add autom4te.cache.
47748 2004-01-04  Richard Sandiford  <rsandifo@redhat.com>
47750         * doc/invoke.texi: Revamp documentation of MIPS options.  Remove
47751         -mabi=meabi, -mabi-fake-default, -mmips-as, -mgas, -mmips-tfile,
47752         -m4650, -mfix7000 and -(m)no-crt0.  Put endianness options first,
47753         then architecture options, then ABI options.  General rewording.
47755 2004-01-04  Joseph S. Myers  <jsm@polyomino.org.uk>
47757         PR c/3414
47758         * doc/extend.texi: Clarify definition of malloc attribute.
47760 2004-01-04  Jan Hubicka  <jh@suse.cz>
47762         * Makefile.in (cgraph.o, cgraphunit.o): Add intl.h dependency.
47763         * cgraph.c (create_edge, dump_cgraph): Update to use inline_failed
47764         * cgraph.h (cgraph_edge): Replace inline_call by inline_failed
47765         (cgraph_inline_p): Add extra argument reason.
47766         * cgraphunit.c: Minor formating fixes.
47767         cgraph_first_inlined_callee): New functions.
47768         (record_call_1): Record builtins too.
47769         (cgraph_analyze_function): Update inline_failed messages.
47770         (cgraph_mark_functions_to_output, cgraph_expand_function, cgraph_inlined_into,
47771         cgraph_inlined_callees, cgraph_estimate_growth): Update to use inline_failed.
47772         (cgraph_check_inline_limits): Likewise; Add argument reason.
47773         (cgraph_set_inline_failed): New static function.
47774         (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining): Set
47775         reasons.
47776         (cgraph_inline_p): Add new argument reason.
47777         * tree-inline.c (expand_call_inline): Update warning.
47779 2004-01-03  Nathanael Nerode  <neroden@gcc.gnu.org>
47781         * configure.ac: Replace AC_INIT, AC_OUTPUT, AC_CANONICAL_SYSTEM
47782         with modern equivalents.
47783         * configure: Regenerate.
47785         * configure.ac: Replace gcc_AC_CHECK_TYPE with AC_CHECK_TYPE.
47786         * aclocal.m4 (gcc_AC_CHECK_TYPE): Remove.
47787         * configure: Regenerate.
47789         * doc/install.texi: Note that 'gcc' is now a 2.57 directory.
47791         * configure.in: Rename to configure.ac.
47792         * configure.ac: Renamed from configure.in; make minimum necessary
47793         changes for autoconf 2.5x.
47794         * aclocal.m4: Make minimum necessary changes for autoconf 2.5x.
47795         * configure: Regenerate with autoconf 2.57.
47797 2004-01-03  Kazu Hirata  <kazu@cs.umass.edu>
47799         * config/mips/linux.h: Fix comment formatting.
47800         * config/mips/mips.c: Likewise.
47801         * config/mips/mips.h: Likewise.
47802         * config/mips/mips.md: Likewise.
47803         * config/mips/netbsd.h: Likewise.
47804         * config/mips/windiss.h: Likewise.
47806 2004-01-02  Richard Henderson  <rth@redhat.com>
47808         * config/i386/i386.md (fp constant pool splitter): Reorg suppression
47809         for sse and 387; add suppression for mmx.
47811 2004-01-02  Andrew Pinski  <pinskia@physics.uc.edu>
47813         * loop.c (loop_optimize): Free all loops_info's mems.
47815         * c-typeck.c (finish_init): Free spelling_base before
47816         setting it again.
47818         * cfgloop.c (flow_loops_find): Always free the sbitmap
47819         headers.
47821         * predict.c (estimate_probability): Free bbs after being
47822         done with it.
47824 2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
47826         * config/mn10300/mn10300.h (PREDICATE_CODES): Add
47827         const_8bit_operand and call_address_operand.
47829 2004-01-02  Jan Hubicka  <jh@suse.cz>
47831         * cgraphunit.c (cgraph_optimize_function): Call optimize_inline_calls
47832         when there is nothing to inline but warnings are requested.
47833         (cgraph_decide_inlining): Fix memory leak.
47835 2004-01-02  Jan Hubicka  <jh@suse.cz>
47837         * expr.c (store_constructor): Fix pasto in previous patch.
47839 2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
47841         * config/i386/cygming.h: Fix comment formatting.
47842         * config/i386/djgpp.h: Likewise.
47843         * config/i386/gthr-win32.c: Likewise.
47844         * config/i386/i386-interix.h: Likewise.
47845         * config/i386/i386.c: Likewise.
47846         * config/i386/i386.h: Likewise.
47847         * config/i386/openbsd.h: Likewise.
47848         * config/i386/winnt.c: Likewise.
47849         * config/i386/xm-mingw32.h: Likewise.
47851 2004-01-02  Joseph S. Myers  <jsm@polyomino.org.uk>
47853         * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update
47854         copyright and last modification dates.
47856 2004-01-02  Andreas Jaeger  <aj@suse.de>, Gerald Pfeifer  <gp@suse.de>
47858         * doc/install.texi (Specific): Mention x86_64.
47860 2004-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
47862         * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]:
47863         Call force_operand on plus_constant result.
47865 2004-01-01  Jan Hubicka  <jh@suse.cz>
47867         * expmed.c (store_bit_field, extract_bit_field): Use new named patterns
47868         * expr.c (store_constructor): Use vec_init pattern.
47869         * genopinit.c (optabs): Initailize vec_set/vec_extract/vec_init.
47870         * optabs.h (optab_index): ADD OTI_vec_set/OTI_vec_extract/OTI_vec_init
47871         (vec_set_optab, vec_extract_optab, vec_init_optab): New.
47872         * i386.md (vec_setv2df, vec_extractv2df, vec_setv4sf, vec_extractv4sf):
47873         New patterns.
47874         (sse2_unpc?pd): Fix pattern.
47875         (sse2_movlpd): Kill.
47876         (sse2_movsd): Deal with movlpd too.
47877         * i386.c (ix86_expand_builtin): Use sse2_movsd instead of sse2_movlpd.
47878         (ix86_expand_vector_init): New.
47879         * emmintrin.h (__mm_set_pd, __mm_set_ps): Use vector extensions.
47880         * md.texi (vec_set, vec_extract): Document
47883 Copyright (C) 2004 Free Software Foundation, Inc.
47885 Copying and distribution of this file, with or without modification,
47886 are permitted in any medium without royalty provided the copyright
47887 notice and this notice are preserved.