rtl.h (to_rtx_code): Remove.
[official-gcc.git] / gcc / ChangeLog
blob4957e961f02786a3b34aae91c29ac954974bc89f
1 2005-06-11  Gabriel Dos Reis  <gdr@integrable-solutions.net>
3         * rtl.h (to_rtx_code): Remove.
4         * machmode.h (to_machine_mode): Likewise.
5         * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
6         explicit cast.
7         (apply_mode_maps): Likewise.
8         (read_rtx_1): Likewise.
9         (apply_code_macro): Replace to to_rtx_code with explicit cast.
10         (check_code_macro): Likewise.
11         (read_rtx_1): Likewise.
13 2005-06-11  Gabriel Dos Reis  <gdr@integrable-solutions.net>
15         * c-typeck.c (convert_for_assignment): Avoid checking
16         OPT_Wc___compat, as it is always true.
18 2005-06-11  David Edelsohn  <edelsohn@gnu.org>
20         * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
22 2005-06-11  Daniel Berlin  <dberlin@dberlin.org>
24         * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
25         is an INTEGER_CST before calling int_cst_value.
27 2005-06-10  Uros Bizjak  <uros@kss-loka.si>
29         PR target/21981
30         * config/i386/i386.c (ix86_function_value_regno_p): Return true
31         for FIRST_MMX_REG if TARGET_MMX.
32         (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
33         wrong comment.
34         (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
35         (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
37 2005-06-10  Daniel Berlin  <dberlin@dberlin.org>
39         * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
40         and access function against chrec_dont_know.
41           
42 2005-06-10  Daniel Berlin  <dberlin@dberlin.org>
44         * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
45         slightly.
46         (exit_phi_for_loop_p): New function.
47         (can_put_in_inner_loop): Ditto.
48         (can_convert_to_perfect_nest): Ditto.
49         (perfect_nestify): Create iv with right type.
50         Rewrite statements in correct order.    
52 2005-06-10  Keith Besaw  <kbesaw@us.ibm.com>
54         * tree-ssa-alias.c (new_type_alias): Use existing type
55         tag if VAR has just one in its may_aliases list.
57 2005-06-10  Fariborz Jahanian <fjahanian@apple.com>
58         * rs6000/predicates.md (scc_operand): New.
59         * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
61 2005-06-10  Dorit Nuzman  <dorit@il.ibm.com>
63         * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
64         dependence-distance modulo VF is 0 are recorded in the 
65         SAME_ALIGN_REFs VEC in each DR.
66         (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
67         alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
68         DR we want to peel for, is set to 0.
69         * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
70         * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
71         VEC.
72         * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
73         (_stmt_vec_info): Added new field same_align_refs.
74         (STMT_VINFO_SAME_ALIGN_REFS): New macro.
76 2005-06-10  Nathan Sidwell  <nathan@codesourcery.com>
78         * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
80 2005-06-10  Alan Modra  <amodra@bigpond.net.au>
82         * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
83         * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
84         * config/rs6000/rs6000.c (output_function_profiler): Obey
85         NO_PROFILE_COUNTERS.  Handle TARGET_SECURE_PLT.  Use "bcl 20,31"
86         for -fPIC.  Delete save_lr and substitute its value into strings.
88 2005-06-09  Dale Johannesen  <dalej@apple.com>
90         * config/i386/i386.c (optimization_options):  Make -fno-math-errno
91         the default on Darwin.
92         * config/rs6000/rs6000.c (optimization_options):  Ditto.
93         * doc/invoke.texi (-fno-math-errno): Document.
95 2005-06-09  Dale Johannesen  <dalej@apple.com>
97         * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
98         Change to TARGET_INVALID_WITHIN_DOLOOP.
100 2005-06-09  David Edelsohn  <edelsohn@gnu.org>
102         * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
103         * config/rs6000/predicates.md (scc_eq_operand): New.
105 2005-06-09  Kaz Kojima  <kkojima@gcc.gnu.org>
107         * config/sh/sh.md (mextr_rl): Set buffer size properly.
108         (*mextr_lr): Likewise.
110 2005-06-09  Gabriel Dos Reis  <gdr@integrable-solutions.net>
112         PR c/21759
113         * c.opt (Wc++-compat): New.
114         * doc/invoke.texi (-Wc++-compat): Document.
115         * c-typeck.c (convert_for_assignment): Check for implicit
116         conversion void* -> T*.
118 2005-06-09  Gabriel Dos Reis  <gdr@integrable-solutions.edu>
120         * machmode.h (to_machine_mode): New.
121         * rtl.h (to_rtx_code): Likewise.
122         * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
123         (print_c_condition): Convert return value of htab_find().
124         (apply_code_macro): Add explicit cast when convertin to enums.
125         (apply_mode_maps): Likewise.
126         (check_code_macro): Likewise.
127         (read_rtx_1): Likewise.
129 2005-06-09  Richard Henderson  <rth@redhat.com>
131         * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
132         Use SCALAR_FLOAT_MODE_P.
133         * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
134         (fselect): Rename from fpcmp; use %F.
135         (fpcmp): New.
137 2005-06-09  Jan Hubicka  <jh@suse.cz>
139         * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
140         local statics when doing unit-at-a-time.
141         (cgraph_varpool_assemble_pending_decls): Output debug info.
142         * dwarf2out.c (decls_for_scope): Skip local statics.
143         (dwarf2out_decl): Handle local statics.
144         * passes.c (rest_of_decl_compilation): Do not differentiate
145         local and global statics in unit-at-a-time.
146         * tree-inline.c (remap_decls): Put local static into
147         unexpanded_vars_list rather than introducing duplicated VAR_DECL
148         node.
150 2005-06-09  Daniel Berlin  <dberlin@dberlin.org>
152         * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
153         prototype.
155 2005-06-08  Daniel Berlin  <dberlin@dberlin.org>
157         * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
158         * tree-flow.h (find_what_p_points_to): Add prototype.
159         (push_fields_onto_fieldstack): Ditto.
160         (sort_fieldstack): Ditto.
161         * tree-optimize.c (init_tree_optimization_passes): Add
162         pass_build_pta and pass_del_pta.
163         * tree-pass.h (pass_build_pta): New structure.
164         (pass_del_pta): Ditto.
165         * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
166         using new alias analyzer.
167         (push_fields_onto_fieldstack): Removed from here.
168         (bitpos_of_field): Ditto.
169         (fieldoff_compare): Ditto.
170         * tree-ssa-structalias.c: New file.
171         * tree-ssa-structalias.h: Ditto.
173 2005-06-09  Nathan Sidwell  <nathan@codesourcery.com>
175         * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
176         too.
178 2005-06-09  Bernd Schmidt  <bernd.schmidt@analog.com>
180         * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
181         * config/bfin/bfin.h (enum bfin_builtins): ... here.
183 2005-06-09  Adrian Straetling  <straetling@de.ibm.com>
185         * target.h (insn_valid_within_doloop): Rename into
186         "invalid_within_doloop".  Change return type to "const char *".
187         Update Comment.
188         * targhooks.h (default_insn_valid_within_doloop): Rename into
189         "default_invalid_within_doloop". 
190         * targhooks.c (default_insn_valid_within_doloop): Likewise.
191         Update Comment.
192         * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
193         into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
194         "default_invalid_within_doloop".
195         * hooks.c (hook_constcharptr_rtx_null): New function.
196         (hook_bool_rtx_true): Remove.
197         * hooks.h (hook_constcharptr_rtx_null): Declare.
198         (hook_bool_rtx_true): Remove.
199         * loop-doloop.c (doloop_valid_p): Temporarily store return value of
200         "invalid_within_doloop" and print error message if non-null.
201         Update Comment.
202         * doc/tm.texi: Update documentation.
203         * config/s390/s390.c: Adjust to new hook name and new default hook.
204         * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
205         into "rs6000_invalid_within_doloop".
206         (rs6000_invalid_within_doloop): Change return type to "static const
207         char *" and replace return values.  Update Comment.
209 2005-06-09  Bernd Schmidt  <bernd.schmidt@analog.com>
211         * config/bfin/bfin.opt (mlong-calls): New.
212         * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
213         if TARGET_LONG_CALLS.
215 2005-06-09  Richard Henderson  <rth@redhat.com>
217         PR tree-opt/20610
218         * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
219         (struct tree_decl): Add gimple_reg_flag.
220         * integrate.c (copy_decl_for_inlining): Copy it.
221         * gimplify.c (internal_get_tmp_var): Set it.
222         (gimplify_bind_expr): Likewise.
223         (gimplify_function_tree): Likewise.
224         (gimplify_modify_expr_complex_part): New.
225         (gimplify_modify_expr): Use it.
226         * tree-gimple.c (is_gimple_reg_type): Allow complex.
227         (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
229         * tree-complex.c (complex_lattice_t): New.
230         (complex_lattice_values, complex_variable_components): New.
231         (some_nonzerop, find_lattice_value, is_complex_reg,
232         init_parameter_lattice_values, init_dont_simulate_again, 
233         complex_visit_stmt, complex_visit_phi, create_components,
234         update_complex_components, update_parameter_components, 
235         update_phi_components, update_all_vops, expand_complex_move): New.
236         (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
237         SSA_NAME.
238         (update_complex_assignment): Use update_complex_components;
239         handle updates of return_expr properly.
240         (expand_complex_addition): Use complex lattice values.
241         (expand_complex_multiplication): Likewise.
242         (expand_complex_division): Likewise.
243         (expand_complex_libcall): Use update_complex_components.
244         (expand_complex_comparison): Use update_stmt.
245         (expand_complex_operations_1): Use expand_complex_move, retrieve
246         lattice values.
247         (tree_lower_complex): Compute lattice values.
248         (tree_lower_complex_O0): Duplicate from tree_lower_complex.
249         (pass_lower_complex_O0): Rename from pass_lower_complex.
250         (pass_lower_complex, gate_no_optimization): New.
251         * tree-optimize.c (init_tree_optimization_passes): Update for
252         complex pass changes.
253         * tree-pass.h (pass_lower_complex_O0): Declare.
255 2005-06-08  Dale Johannesen  <dalej@apple.com>
257         * config/darwin.c (darwin_binds_local_p):  New.
258         * config/darwin-protos.h (darwin_binds_local_p):  Declare it.
259         * config/i386/i386.c (TARGET_BINDS_LOCAL_P):  Use it for TARGET_MACHO.
260         * config/rs6000/rs6000.c (rs6000_binds_local_p):  Remove.
261         (TARGET_BINDS_LOCAL_P):  Change it to darwin_binds_local_p.
263 2005-06-08  Aldy Hernandez  <aldyh@redhat.com>
265         * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
266         rs6000_isel, rs6000_spe, rs6000_alignment_string,
267         rs6000_sched_restricted_insns_priority_str,
268         rs6000_sched_restricted_insns_priority, rs6000_abi_string.
270 2005-06-08  Zdenek Dvorak  <dvorakz@suse.cz>
272         * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
273         instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
274         * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
275         multiplier_allowed_in_address_p, get_address_cost): Ditto.
277 2005-06-08  Richard Henderson  <rth@redhat.com>
279         * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
280         * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
281         Emit out3 load right after alloc.
283 2005-06-08  Aldy Hernandez  <aldyh@redhat.com>
285         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
286         rs6000_explicit_options.
288 2005-06-08  Richard Henderson  <rth@redhat.com>
290         * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
291         * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
292         unwind markup.
293         * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
295 2005-06-08  Joseph S. Myers  <joseph@codesourcery.com>
297         * config/sol2-c.c (cmn_err_char_table): Allow width for %b
298         formats.
300 2005-06-08  James A. Morrison  <phython@gcc.gnu.org>
302         PR target/20666
303         * config/sparc/sparc.c (sparc_fold_builtin): New function
304         (sparc_vis_mul8x16): New function.
305         (sparc_handle_vis_mul8x16): New function.
306         (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
308 2005-06-08  David Edelsohn  <edelsohn@gnu.org>
310         * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
311         CTR to LR.
312         (call_indirect_nonlocal_aix64): Same.
313         (call_value_indirect_nonlocal_aix32): Same.
314         (call_value_indirect_nonlocal_aix64): Same.
316         PR target/10588
317         (eq): Use CLZ splitter for compare with zero.
319 2005-06-08  Bernd Schmidt  <bernd.schmidt@analog.com>
321         * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
322         everything larger than 8 bytes in memory.
324         * config/bfin/bfin.h (enum bfin_builtins): New.
325         * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
326         New constants.
327         (csync, ssync): New insn patterns.
328         * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
329         New functions.
330         (def_builtin): New macro.
331         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
333         From Jie Zhang  <jie.zhang@analog.com>
334         * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
335         behavior of the native assembler in VDSP. So change accordingly.
336         
337 2005-06-08  Sebastian Pop  <pop@cri.ensmp.fr>
339         * tree-data-ref.c (compute_estimated_nb_iterations,
340         analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
341         analyze_subscript_affine_affine, find_data_references_in_loop):
342         Fixed to use chrec_contains_undetermined to test the values of
343         loop->estimated_nb_iterations.
344         * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
345         Compute the estimation only when loop->estimated_nb_iterations
346         has not yet been initialized.
347         (convert_step_widening, scev_probably_wraps_p): Add a call to
348         estimate_numbers_of_iterations_loop.
349         * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
351 2005-06-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
353         PR debug/21946
354         * dwarf2out.c (add_loc_descr_op_piece): Move to the
355         DWARF2_DEBUGGING_INFO section.
357 2005-06-08  Richard Henderson  <rth@redhat.com>
359         PR target/21721
360         * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
362 2005-06-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
364         PR target/21889
365         * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
366         * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
367         (TARGET_ASM_OUT): Add it.
368         * doc/tm.texi (Debugging Info): Document it.
369         * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
370         Test it instead of ASM_OUTPUT_DWARF_DTPREL.
371         (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
372         * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
373         * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
374         * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
375         (gen_inlined_tls_plt): Remove unused variable MEM.
376         (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
377         * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
378         * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
379         * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
380         unused.
381         (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
382         * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
383         * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
384         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
385         unused.
386         (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
387         * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
388         * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
389         * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
390         unused.
391         (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
392         * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
393         * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
394         * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
395         unused.
396         (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
397         * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
398         * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
399         (TARGET_GNU_TLS): Define to 1.
400         * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
401         * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
402         unused.
403         (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
404         if TARGET_GNU_TLS only.
405         * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
407         * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
408         (sparc-*-solaris2*): Likewise on Solaris 7 and up.
410 2005-06-07  Dale Johannesen  <dalej@apple.com>
412         * config/i386/i386.md (movqi_1):  Fix case where source
413         is memory and destination EDI.
415 2005-06-08  Kazu Hirata  <kazu@codesourcery.com>
417         * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
419 2005-06-07  Eric Christopher  <echristo@redhat.com>
421         * system.h: Poison EXTRA_CC_MODES.
422         * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
423         * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
424         * doc/md.texi (Jump Patterns): Replace reference to
425         EXTRA_CC_MODES with machine-modes.def.
426         * doc/rtl.texi (Machine Modes): Ditto.
428 2005-06-07  Richard Henderson  <rth@redhat.com>
430         * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
431         (assemble_start_function): Fix strcmp confusion.
433 2005-06-07  Uros Bizjak  <uros@kss-loka.si>
435         * config/i386/i386.h (enum ix86_entity): New.
436         (enum ix86_stack_slot): New.
437         (OPTIMIZE_MODE_SWITCHING): Redefine to use
438         ix86_optimize_mode_switching[] array.
439         (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
440         (MODE_NEEDED): Use ix86_mode_needed() function.
441         (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
442         function.
443         (struct machine_function): Use optimize_mode_switching[] array.
445         * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
446         (ix86_mode_needed): New function.
447         (emit_i387_cw_initialization): Cleanup. Use mode to calculate
448         correct stack positions for stored control words.
449         (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
450         (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
451         SLOT_TEMP.
452         [IX86_BUILTIN_STMXCSR]: Same.
454         * config/i386/i386-protos.h (assign_stack_local): Change prototype.
455         (emit_i387_cw_initialization): Change prototype.
456         (ix86_mode_needed): New prototype.
458         * config/i386/i386.md (i387_cw attribute): Change order of elements.
459         (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
460         (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
461         (*fist<mode>2_ceil_1): Change constant in call to
462         assign_386_stack_local to SLOT_TEMP.
463         (*fix_trunc<mode>_i387_1): Change constant in call to
464         assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
465         Use new ix86_optimize_mode_switching[] array.
466         (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
467         assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
468         Use new ix86_optimize_mode_switching[] array.
469         (frndintxf2_ceil, *fist<mode>2_ceil_1):  Change constants in call to
470         assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
471         Use new ix86_optimize_mode_switching[] array.
472         (frndintxf2_trunc): Change constants in call to
473         assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
474         Use new ix86_optimize_mode_switching[] array.
475         (frndintxf2_mask_pm): Change constants in call to
476         assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
477         Use new ix86_optimize_mode_switching[] array.
479         (define_peephole2): Change constant from 17 to FLAGS_REG;
481 2005-06-07  Richard Henderson  <rth@redhat.com>
483         PR rtl-opt/21528
484         * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
486 2005-06-07  Dale Johannesen  <dalej@apple.com>
488         * tree-nested.c (finalize_nesting_tree_1):  Disable
489         warn_padded around layout_type call.
491 2005-06-08  Zdenek Dvorak  <dvorakz@suse.cz>
493         * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
494         before emiting it.
496 2005-06-07  Eric Christopher  <echristo@redhat.com>
498         * config/mips/predicates.md: Revert previous patch.
500 2005-06-07  Jakub Jelinek  <jakub@redhat.com>
502         PR middle-end/21850
503         * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
504         from vector types.
506 2005-06-07  Diego Novillo  <dnovillo@redhat.com>
508         * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
509         (thread_stats): New local variable.
510         (redirect_edges): Increment count of threaded edges.
511         (thread_through_all_blocks): Initialize thread_stats.
512         Display number of threaded jumps if TDF_STATS is enabled.
514 2005-06-07  Kazu Hirata  <kazu@codesourcery.com>
516         * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
517         the current bit index with no modulo.
519 2005-06-07  Sebastian Pop  <pop@cri.ensmp.fr>
521         PR 18403 and meta PR 21861.
522         * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
523         * tree-chrec.c: Include cfgloop.h and tree-flow.h.
524         (evolution_function_is_invariant_rec_p,
525         evolution_function_is_invariant_p): New.
526         (chrec_convert): Use an extra parameter AT_STMT for refining the
527         information that is passed down to convert_step.  Integrate the 
528         code that was in count_ev_in_wider_type.
529         * tree-chrec.h (count_ev_in_wider_type): Removed.
530         (chrec_convert): Modify its declaration.
531         (evolution_function_is_invariant_p): Declared.
532         (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
533         * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
534         (scev_probably_wraps_p): Declared.
535         * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
536         (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
537         Use an extra parameter AT_STMT for refining the information that is
538         passed down to convert_step.
539         (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
540         analyze_scalar_evolution_1): Initialize AT_STMT with the current
541         analyzed statement.
542         (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
543         * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of 
544         can_count_iv_in_wider_type to use convert_step.
545         * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move 
546         code that is independent of the loop over the known iteration
547         bounds to convert_step_widening, the rest is moved to
548         proved_non_wrapping_p.
549         (scev_probably_wraps_p): New.
550         (can_count_iv_in_wider_type): Renamed convert_step.
551         * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
552         Use scev_probably_wraps_p for computing init_is_max.
553         (vrp_visit_assignment): Pass the current analyzed statement to 
554         adjust_range_with_scev.
555         (execute_vrp): Call estimate_numbers_of_iterations for refining the 
556         information provided by scev analyzer.
558 2005-06-07  Eric Christopher  <echristo@redhat.com>
560         * config/mips/predicates.md (sleu_operand): Use
561         IN_RANGE to specify range of operand.
563 2005-06-07  Steven Bosscher  <stevenb@suse.de>
565         PR tree-optimization/21847
566         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
567         -fnon-call-exceptions, also mark statements inherently
568         necessary if they may throw.
570 2005-06-07  Adrian Straetling  <straetling@de.ibm.com>
572         * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
573         ("type"): Add "sem" to 'type' attribute.
574         ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
575         "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
576         "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
577         "*sync_compare_and_swap_ccsi"): New patterns.
578         * config/s390/2064.md: ("z_sem"): New insn_reservation.
579         * config/s390/2084.md: ("x_sem"): New insn_reservation.
580         * config/s390/s390.c: (s390_compare_emitted): New global variable.
581         (s390_emit_compare): Do not emit comparison again after cas.
582         * config/s390/s390.h (s390_compare_emitted): Declare.
584 2005-06-07  Kazu Hirata  <kazu@codesourcery.com>
586         * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
587         sbitmap_iter_cond, sbitmap_iter_next): New.
588         * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
589         modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
590         tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
591         uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
593 2005-06-07  Zdenek Dvorak  <dvorakz@suse.cz>
595         * tree-ssa-address.c: New file.
596         * Makefile.in (tree-ssa-address.o): Add.
597         * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
598         INDIRECT_REFs.  Handle TARGET_MEM_REFs.
599         * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
600         * tree-flow.h (struct mem_address): New.
601         (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
602         (create_mem_ref, addr_for_mem_ref, get_address_description,
603         maybe_fold_tmr, multiplier_allowed_in_address_p,
604         multiply_by_cost):  Declare.
605         * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
606         * tree-pretty-print.c (dump_generic_node): Ditto.
607         * tree-ssa-loop-im.c (for_each_index): Ditto.
608         * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
609         find_interesting_uses_address): Ditto.
610         (rewrite_address_base, build_addr_strip_iref): Removed.
611         (struct affine_tree_combination): Moved to tree-flow.h.
612         (get_ref_tag, copy_ref_info): New functions.
613         (rewrite_use_address): Produce TARGET_MEM_REFs.
614         (tree_ssa_iv_optimize): Do not call update_ssa
615         and rewrite_into_loop_closed_ssa.
616         (tree_to_aff_combination): Use build_fold_addr_expr instead of
617         build_addr_strip_iref.
618         (unshare_aff_combination): New function.
619         (fold_affine_sum): Removed.
620         (get_computation_at): Use get_computation_aff.  Unshare the result.
621         (get_computation_aff, multiplier_allowed_in_address_p): New function.
622         (multiply_by_cost): Exported.
623         (get_address_cost): Use multiplier_allowed_in_address_p.
624         * tree-ssa-operands.c (get_tmr_operands): New function.
625         (get_expr_operands): Handle TARGET_MEM_REFs.
626         * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
627         (build): Handle 7 arguments.
628         (build7_stat): New function.
629         * tree.def (TARGET_MEM_DEF): New.
630         * tree.h (REF_ORIGINAL): Removed.
631         (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
632         TMR_TAG, build7): New macros.
633         (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
634         * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
635         * doc/c-tree.texi: Document TARGET_MEM_REF.
636         * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
638 2005-06-07  Jakub Jelinek  <jakub@redhat.com>
640         PR debug/21946
641         * dwarf2out.c (add_loc_descr_op_piece): New function.
642         (multiple_reg_loc_descriptor, concat_loc_descriptor,
643         loc_descriptor): Use it.
644         * var-tracking.c: Include regs.h and expr.h.
645         (emit_note_insn_var_location): Skip over pieces where offset
646         is smaller than previous offset plus previous piece mode size.
647         Optimize adjacent hard registers or memory locations.
648         * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
650 2005-06-07  Richard Guenther  <rguenth@gcc.gnu.org>
652         * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
653         for COND_EXPR.
654         * gimplify.c (gimplify_cond_expr): No need to fix up the
655         type of COND_EXPRs.
657 2005-06-07  Richard Guenther  <rguenth@gcc.gnu.org>
659         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
660         comments.
662 2005-06-07  Geoffrey Keating  <geoffk@apple.com>
664         * config/rs6000/host-darwin.c (segv_handler): Widen the possible
665         'stwux' instructions that are considered to be stack decrements.
667         * rtlanal.c (subreg_offset_representable_p): Handle objects
668         with holes.
670 2005-06-06  Uros Bizjak  <uros@kss-loka.si>
672         * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
673         in call to pre_edge_lcm.
675 2005-06-06  Kaz Kojima  <kkojima@gcc.gnu.org>
677         * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
678         (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
679         (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
680         Likewise.
681         (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
682         dwarf register number for SHmedia.
683         (shmedia_fallback_frame_state): New.
684         (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
686         * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
688 2005-06-06  Gabriel Dos Reis  <gdr@integrable-solutions.net>
690         * c-lex.c (lex_string): Use XOBFINISH.
691         * collect2.c (extract_string, dump_file): Likewise.
692         * dbxout.c (dbxout_finish_complex_stabs): Likewise.
693         * gcc.c (init_spec, build_search_list, convert_filename, 
694         set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
695         * genpreds.c (write_predicate_subfunction): Likewise.
696         * genflags.c (main): Likewise.
697         * read-rtl.c (mode_attr_index, apply_macro_to_string, 
698         join_c_conditions, read_quoted_string, read_braced_string, 
699         read_rtx_1): Likewise.
700         * stringpool.c (ggc_alloc_string): Likewise.
701         * tlink.c (obstack_fgets, recompile_files): Likewise.
703 2005-06-06  Jakub Jelinek  <jakub@redhat.com>
705         * intl.h (G_): New macro.
706         * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
707         instead of msgid for argument name.
708         * tree-ssa.c (warn_uninit): Likewise.
709         * c-parser.c (c_parser_error): Likewise.
710         * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
711         * config/darwin-c.c (BAD): Likewise.
712         * config/c4x/c4x-c.c (BAD): Likewise.
713         * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
714         * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
715         * c-common.c (c_parse_error): Likewise.
716         * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
717         warning0, pedwarn, error, sorry, fatal_error, internal_error):
718         Likewise.
719         (fnotice): Use cmsgid instead of msgid for argument name.
720         * gcov.c (fnotice): Likewise.
721         * protoize.c (notice): Likewise.
722         * final.c (output_operand_lossage): Likewise.
723         * gcc.c (fatal, notice): Likewise.
724         (error): Use gmsgid instead of msgid for argument name.
725         * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
726         of msgid for argument name.
727         (error): Use gmsgid instead of msgid for argument name.
728         * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
729         instead of N_().
730         * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
731         * tree-inline.c (inline_forbidden_p_1): Likewise.
732         * ABOUT-GCC-NLS: Require gettext 0.14.5 or later.  Mention the new
733         conventions for marking translations.
734         * doc/install.texi: Mention gettext 0.14.5 or later requirement.
736         * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
737         build2.
739         * fold-const.c (operand_equal_p): Don't return 1, if element
740         chains for 2 VECTOR_CSTs are not the same length.
742         PR regression/21897
743         * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
744         not all VECTOR_CST elements are given.
746         * combine.c (try_combine): Use hard_regno_nregs array instead of
747         HARD_REGNO_NREGS macro.
748         * config/rs6000/rs6000.c (rs6000_split_multireg_move,
749         rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
750         * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
752 2005-06-06  Daniel Berlin  <dberlin@dberlin.org>
754         * tree-ssa-reassoc.o: New.
755         (OBJS-common): Add tree-ssa-reassoc.o
756         * timevar.def: Add TV_TREE_REASSOC
757         * tree-optimize.c (pass_reassoc): Add call.
758         * tree-pass.h (pass_reassoc): Add.
759         * tree-ssa-reassoc.c: New file.
761 2005-06-06  Eric Christopher  <echristo@redhat.com>
763         target/21927
764         * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
766 2005-06-06  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
768         * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
769         HAVE_GAS_MAX_SKIP_P2ALIGN.
770         (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
772 2005-06-06  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
774         * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
775         getopt.h dependency.
776         (mips-tdump.o): Likewise.
778 2005-06-06  Jan Hubicka  <jh@suse.cz>
780         * predict.c (tree_predict_edge): Don't drop useless predictions;
781         check that it is not called too late in the game.
782         (gate_estimate_probability): New gate.
783         (pass_profile): Gate.
784         * tree-mudflap.c (mf_build_check_statement_for): Do not drop
785         predictions; update CFG instead.
786         * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
788 2005-06-06  Jie Zhang  <jie.zhang@analog.com>
790         * config.gcc (bfin*-uclinux*): New.
791         * config/bfin/uclinux.h: New file.
793 2005-06-06  Ben Elliston  <bje@au.ibm.com>
795         * doc/md.texi (Insn Splitting): Fix some wording.
797 2005-06-05  David Edelsohn  <edelsohn@gnu.org>
799         * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
800         (rs6000_emit_swdivdf): New function.
801         * config/rs6000/rs6000.md (fres): New pattern.
802         (divsf3): Add approximation through rs6000_emit_swdivsf.
803         (fred): New pattern.
804         (divdf3): Add approximation through rs6000_emit_swdivdf.
805         * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
806         (rs6000_emit_swdivdf): Declare.
807         * config/rs6000/rs6000.opt (mswdiv): New option.
808         * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
810 2005-06-05  Zdenek Dvorak  <dvorakz@suse.cz>
812         PR tree-optimization/21846
813         * tree-cfg.c (replace_uses_by): Update information stored at loops.
814         * tree-flow.h (substitute_in_loop_info): Declare.
815         * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
816         Ensure that chrec_dont_know and chrec_known have a type.
817         * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
819 2005-06-05  Steven Bosscher  <stevenb@suse.de>
821         * config/i386/i386.c (x86_use_loop): Remove.
822         * config/i386/i386.h (x86_use_loop): Remove extern decl.
823         (TARGET_USE_LOOP): Remove.
824         * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
825         Also remove related define_splits.
827 2005-06-05  Dorit Nuzman  <dorit@il.ibm.com>
829         * tree-flow.h (stmt_ann_d): Move aux to ...
830         (tree_ann_common_d): ... here.
831         * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
832         move_computations_stmt, schedule_sm): Update references to
833         aux.
834         * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
835         * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
836         call to set_stmt_info.
837         (vect_transform_loop): Likewise.
838         * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
839         Likewise.
841         * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
842         bool.
843         (vect_mark_relevant): Takes two additional arguments - live_p and
844         relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
845         (vect_stmt_relevant_p): Differentiate between a live stmt and a
846         relevant stmt. Return two values = live_p and relevant_p.
847         (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
848         vect_stmt_relevant_p with additional arguments. Phis are no longer
849         put into the worklist (analyzed seperately in analyze_scalar_cycles).
850         (vect_determine_vectorization_factor): Also check for LIVE_P, because a
851         stmt that is marked as irrelevant and live, cause it's only used out
852         side the loop, may need to be vectorized (e.g. reduction).
853         (vect_analyze_operations): Examine phis. Call
854         vectorizable_live_operation for for LIVE_P stmts. Check if
855         need_to_vectorize.
856         (vect_analyze_scalar_cycles): Update documentation. Don't fail
857         vectorization - just classify the scalar cycles created by the loop
858         phis. Call vect_is_simple_reduction.
859         (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
860         * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
861         call to set_stmt_info.
862         (vect_get_vec_def_for_operand): Code reorganized - the code that
863         classifies the type of use was factored out to vect_is_simple_use.
864         (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
865         additional arguments.
866         (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
867         and computes a loop_vec_def.
868         (vectorizable_operation, vectorizable_load, vectorizable_condition):
869         Likewise.
870         (vectorizable_live_operation): New.
871         (vect_transform_stmt): Handle LIVE_P stmts.
872         * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
873         STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
874         (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
875         (vect_is_simple_use): Determine the type of the def and return it
876         in a new function argument. Consider vect_reduction_def and
877         vect_induction_def, but for now these are not supported.
878         (vect_is_simple_reduction): New. Empty for now.
879         * tree-vectorizer.h (vect_def_type): New enum type.
880         (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
881         (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
882         (vect_is_simple_use): New arguments added to function declaration.
883         (vect_is_simple_reduction): New function declaration.
884         (vectorizable_live_operation): New function declaration.
886         * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
887         (vect_can_advance_ivs_p): Likewise.
888         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
890 2005-06-05  Eric Christopher  <echristo@redhat.com>
892         * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
894 2005-06-05  Hans-Peter Nilsson  <hp@bitrange.com>
896         PR target/21914
897         * config/mmix/mmix.md ("*movdicc_real_foldable")
898         ("*movdfcc_real_foldable", "*bCC_foldable")
899         ("*bCC_inverted_foldable"): Specify DImode for register being
900         compared.
902 2005-06-04  Roger Sayle  <roger@eyesopen.com>
904         * reg-stack.c (struct block_info_def): Correct grammar typo.
905         (compensate_edge): Clean-up.  Perform as little work as possible
906         when src and dest stacks match.  Avoid modifying block_info.
907         Reorder and simplify assertion checks.  Avoid unnecessary copying
908         of regstack structure.
909         (convert_regs_1): Set the done flag here...
910         (convert_regs_2): ... instead of here.
912 2005-06-04  Dale Johannesen  <dalej@apple.com>
914         * config/rs6000/rs6000.c (no_global_regs_above): New.
915         (rs6000_emit_prologue):  Use it; cosmetic formatting fixes.
916         (rs6000_emit_epilogue):  Use it; cosmetic formatting fixes.
917         (rs6000_conditional_register_usage): Don't put Darwin PIC
918         register in global_regs.
919         (rs6000_stack_info):  Don't set lr_save_p just because Darwin 
920         PIC reg used.
921         (rs6000_emit_prologue):  Save LR in R0 around Darwin PIC setup,
922         if not done by lr_save_p.
923         * config/rs6000/rs6000.md (insnv1_internal1):  Back out 05-18 patch.
924         Use rotate instead of ashift.
925         (call_indirect_nonlocal_sysv):  Prefer CTR to LR.
926         (call_value_indirect_nonlocal_sysv):  Ditto.
928 2005-06-04  Jan Hubicka  <jh@suse.cz>
930         * cgraphunit.c (cgraph_reset_node): Break out from ...
931         (cgraph_finalize_function): ... here.
932         (cgraph_finalize_compilation_unit): Reset nodes where backend
933         removed the body.
935 2005-06-04  Richard Henderson  <rth@redhat.com>
937         PR target/21888
938         * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
939         until we've passed initial ldgp.
941 2005-06-04  Daniel Berlin  <dberlin@dberlin.org>
943         * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
944         * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
945         * expr.c (expand_var): Ditto.   
946         * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
947         * gimplify.c (gimplify_decl_expr): Ditto.
948         (gimplify_expr): Ditto.
949         * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
950         * tree.c (value_expr_for_decl): New.
951         (print_value_expr_statistics): New.
952         (init_ttree): Init value_expr_for_decl.
953         (decl_value_expr_lookup): New.
954         (decl_value_expr_insert): Ditto.
955         (copy_node_stat): Copy DECL_VALUE_EXPR status.
956         * tree.h (DECL_VALUE_EXPR): Use hashtable.
957         (SET_DECL_VALUE_EXPR): New.
958         (DECL_HAS_VALUE_EXPR_P): New.
960 2005-06-04  Steven Bosscher  <stevenb@suse.de>
962         * lcm.c: Move all mode-switching related functions from here...
963         * mode-switching.c: ...to this new file.
964         * doc/passes.texi: Update accordingly.
966         * basic-block.h (label_value_list): Remove extern decl.
967         * cfgrtl.c (label_value_list): Remove.
968         (can_delete_label_p): Don't look at it.
969         * cfgcleanup.c (cleanup_cfg): Don't free it.
971         * common.opt: Don't refer to non-existing flag_alias_check.
973 2005-06-04  David Edelsohn  <edelsohn@gnu.org>
975         * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
977 2005-06-04  Kazu Hirata  <kazu@codesourcery.com>
979         * function.c (prologue, epilogue, sibcall_epilogue): Change
980         their types to VEC(int,heap)*.
981         (free_after_compilation): Free the three vectors above.
982         (init_function_for_compilation, record_insns, contains,
983         prologue_epilogue_contains, sibcall_epilogue_contains,
984         reposition_prologue_and_epilogue_notes): Use VEC instead of
985         VARRAY.  (init_function_once): Remove.
986         * function.h: Remove the prototype for init_function_once.
987         * toplev.c (backend_init): Don't call init_function_once.
989 2005-06-04  Jan Hubicka  <jh@suse.cz>
991         * predict.c (tree_predict_edge): Do not predict entry edge and
992         single succestor edge.
994 2005-06-04  Joseph S. Myers  <joseph@codesourcery.com>
996         PR c/21873
997         * c-typeck.c (push_init_level): Don't pop levels without braces if
998         implicit == 1.
1000 2005-06-03  Sebastian Pop  <pop@cri.ensmp.fr>
1001         
1002         * tree-data-ref.c (compute_self_dependence): New function.
1003         (compute_all_dependences): Use it.
1005 2005-06-03  Geoffrey Keating  <geoffk@apple.com>
1007         * c-parser.c (c_parser_parms_declarator): Don't use chainon().
1008         (c_parser_expr_list): Don't use chainon().
1010         * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
1011         when -isysroot passed.
1013 2005-06-03  Joseph S. Myers  <joseph@codesourcery.com>
1015         PR c/21879
1016         * c-decl.c (start_function): Restore label_context_stack_se and
1017         label_context_stack_vm  if returning with an error.
1019 2005-06-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1021         * configure.ac: Check declaration for asprintf, needed by
1022         libiberty.h. 
1023         * configure: Regenerate.
1024         * config.in: Likewise.
1026 2005-06-03  Diego Novillo  <dnovillo@redhat.com>
1028         * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
1029         allocate info array.
1030         * tree-vrp.c (extract_range_from_unary_expr): Set resulting
1031         range to varying in cast expressions that change
1032         TYPE_PRECISION.
1034 2005-06-03  Eric Christopher  <echristo@redhat.com>
1036         * config/mips/mips.opt: Add RejectNegative to divide-breaks and
1037         divide-traps.
1039 2005-06-03  Jan Hubicka  <jh@suse.cz>
1041         * basic-block.h (remove_predictions_associated_with_edge): Declare.
1042         * cfg.c (remove_edge): Use it.
1043         * predict.c (remove_predictions_associated_with_edge): New function.
1045 2005-06-03  Pat Haugen  <pthaugen@us.ibm.com>
1047         * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1048         Clear call_realy_used_regs[r2] when ABI_AIX.
1050 2005-06-03  Richard Guenther  <rguenth@gcc.gnu.org>
1052         PR middle-end/21858
1053         * fold-const.c (fold_binary): Fix type mismatches in folding
1054         of comparisons.
1056 2005-06-03  Kazu Hirata  <kazu@codesourcery.com>
1058         * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
1059         typos.
1061 2005-06-03  Joseph S. Myers  <joseph@codesourcery.com>
1063         * collect2.c (maybe_unlink): Use unlink_if_ordinary.
1065 2005-06-02  Bernd Schmidt  <bernd.schmidt@analog.com>
1067         * reload1.c (reload): Revert my previous patch.
1069 2005-06-03  Nick Clifton  <nickc@redhat.com>
1071         * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
1072         assembler.
1074 2005-06-03  Kazu Hirata  <kazu@codesourcery.com>
1076         PR tree-optimization/21849
1077         * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
1079 2005-06-02  Richard Henderson  <rth@redhat.com>
1081         * Makefile.in (tree-vect-generic.o): New.
1082         (OBJS-common, GTFILES, s-gtype): Add it.
1083         * tree-complex.c (build_replicated_const, vector_inner_type,
1084         vector_last_type, vector_last_nunits, build_word_mode_vector_type,
1085         elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
1086         do_negate, expand_vector_piecewise, expand_vector_parallel, 
1087         expand_vector_addition, expand_vector_operation, 
1088         type_for_widest_vector_mode, expand_vector_operations_1, 
1089         gate_expand_vector_operations, expand_vector_operations, 
1090         pass_lower_vector_ssa): Move to tree-vect-generic.c.
1091         (tree_lower_complex): Rename from tree_lower_operations.
1092         (pass_lower_complex): Rename from pass_pre_expand.
1093         * tree-vect-generic.c: New file.
1094         * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
1095         (pass_lower_vector): New.
1096         * tree-optimize.c (init_tree_optimization_passes): Update to match.
1098 2005-06-02  Richard Henderson  <rth@redhat.com>
1100         * modulo-sched.c (doloop_register_get): Protect against 
1101         doloop_end not defined.
1103 2005-06-02  Kazu Hirata  <kazu@codesourcery.com>
1105         * config/sh/sh.c (general_movsrc_operand,
1106         general_movdst_operand, arith_reg_operand, arith_reg_dest,
1107         logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
1108         fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
1109         xor_operand, cmp_operand, logical_operand, and_operand,
1110         fpscr_operand, fpul_operand, symbol_ref_operand,
1111         commutative_float_operator, noncommutative_float_operator,
1112         unary_float_operator, binary_float_operator,
1113         binary_logical_operator, equality_comparison_operator,
1114         greater_comparison_operator, less_comparison_operator,
1115         shift_operator, logical_operator, target_reg_operand,
1116         target_operand, mextr_bit_offset, extend_reg_operand,
1117         trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
1118         general_extend_operand, ua_address_operand,
1119         cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
1120         sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
1121         shift_count_reg_operand, shift_count_operand,
1122         unaligned_load_operand): Move to ...
1123         * config/sh/predicates.md: ... here.
1124         * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1125         Remove.
1127 2005-06-02  Andrew Pinski  <pinskia@physics.uc.edu>
1129         * tree.c (build_common_builtin_nodes): Fix the return type on
1130         __builtin_memcmp.
1132 2005-06-02  Richard Guenther  <rguenth@gcc.gnu.org>
1134         * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
1135         (find_interesting_uses_address): Use build_fold_addr_expr instead.
1136         (strip_offset_1): Likewise.
1137         (tree_to_aff_combination): Likewise.
1139 2005-06-02  DJ Delorie  <dj@redhat.com>
1141         * convert.c (convert_to_pointer): Avoid recursion if no conversion
1142         is needed.
1144 2005-06-02  Richard Guenther  <rguenth@gcc.gnu.org>
1146         * tree-chrec.c (chrec_fold_plus_1): Ensure we build
1147         binary operations with the correct types.
1148         * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
1149         for all computation.
1151 2005-06-02  Kazu Hirata  <kazu@codesourcery.com>
1153         * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
1154         config/rs6000/rs6000.md: Fix comment typos.  Follow splling
1155         conventions.
1156         * doc/install.texi: Fix a typo.
1158 2005-06-02  Jan Hubicka  <jh@suse.cz>
1160         * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
1161         inline functions are not local.
1163 2005-06-02  Kazu Hirata  <kazu@codesourcery.com>
1165         * gimplify.c (gimplify_ctx): Change the type of case_labels to
1166         VEC from VARRAY.
1167         (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
1168         of case_labels.
1170 2005-06-02  Richard Guenther  <rguenth@gcc.gnu.org>
1172         * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
1173         with correct type.
1175 2005-06-02  Ulrich Weigand  <uweigand@de.ibm.com>
1177         * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
1178         execute templates.
1179         (s390_dump_pool): Likewise.
1180         (s390_mainpool_start, s390_mainpool_finish): Likewise.
1181         (s390_chunkify_start): Likewise.
1182         (s390_dump_execute): Remove.
1183         (s390_reorg): Handle out-of-pool execute templates.
1185 2005-06-02  Adrian Straetling  <straetling@de.ibm.com>
1187         * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
1188           unconditional jump.
1190 2005-06-02  Jan Hubicka  <jh@suse.cz>
1192         * cgraph.c (cgraph_node): Maintain master clones.
1193         (cgraph_remove_node): Likewise.
1194         (availability_names): New static variable.
1195         (dump_cgraph_node): Dump availability.
1196         (dump_cgraph_varpool_node): Likewise.
1197         (cgraph_is_master_clone, cgraph_master_clone,
1198         cgraph_function_body_availability,
1199         cgraph_variable_initializer_availability): New functions.
1200         * cgraph.h (availability): New enum.
1201         (struct cgraph_node): Add master_clone.
1202         (cgraph_is_master_clone, cgraph_master_clone,
1203         cgraph_function_body_availability,
1204         cgraph_variable_initializer_availability): Declare.
1205         * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
1206         (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
1207         * ipa-inline.c (cgraph_decide_inlining): Do not call
1208         cgraph_remove_unreachable_nodes.
1210         * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
1211         previous patch.
1213 2005-06-02  Diego Novillo  <dnovillo@redhat.com>
1215         PR 21582
1216         * tree-vrp.c (nonnull_arg_p): New.
1217         (get_value_range): Call it.
1219 2005-06-02  Eric Christopher  <echristo@redhat.com>
1221         * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
1222         add PROCESSOR_MAX.
1223         (mips_rtx_cost_data): New datatype.
1224         (MEMORY_MOVE_COST): Use data from structure.
1225         (BRANCH_COST): Ditto.
1226         (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
1227         * config/mips/mips.md (cpu): Rework for processor_type changes.
1228         * config/mips/mips.c (mips_cost): New variable.
1229         (DEFAULT_COSTS): Define.
1230         (mips_rtx_cost_data): New.
1231         (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
1232         for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
1233         FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
1234         (override_options): Set cost data.
1235         (mips_register_move_cost): Formatting changes.
1236         (bdesc_arrays): Use PROCESSOR_MAX.
1237         (mips_init_builtins): Ditto.
1239 2005-06-02  Diego Novillo  <dnovillo@redhat.com>
1241         PR 21765
1242         * doc/invoke.texi: Document -ftree-vrp.
1244 2005-06-02  Dorit Nuzman  <dorit@il.ibm.com>
1246         PR tree-optimization/21734
1247         * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
1248         phi_result when current_def is not available.
1249         (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
1250         available.      
1252 2005-06-02  David Edelsohn  <edelsohn@gnu.org>
1254         * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
1255         (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
1257 2005-06-02  Diego Novillo  <dnovillo@redhat.com>
1259         * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
1261 2005-06-02  Jan Hubicka  <jh@suse.cz>
1263         * cgraph.c (dump_cgraph_node): Print new flags.
1264         (dump_cgraph_varpool_node): Likewise.
1265         (decide_variable_is_needed): Initialize externally_visible flag.
1266         * cgraph.h (cgraph_local_info): Add externally_visible flag.
1267         (cgraph_varpool_node): Likewise.
1268         (cgraph_function_flags_ready): Declare.
1269         * cgraph.c (cgraph_mark_local_functions): Rename to ...
1270         (cgraph_function_and_variable_visibility) ... this one; handle
1271         externally_visible flags.
1272         (decide_is_function_needed): Set externally_visible flag.
1273         (cgraph_finalize_function): Deal properly with early cleanups.
1274         (cgraph_optimize): Update call of
1275         cgraph_function_and_variable_visibility.
1277 2005-06-02 Steven Bosscher  <stevenb@suse.de>
1278            Mostafa Hagog <mustafa@il.ibm.com>
1280         * cfgloop.h (doloop_condition_get): Make external.
1281         * loop-doloop.c (doloop_condition_get): Generalize to make it
1282         usable in modulo-sched.c.
1283         * modulo-sched.c (doloop_register_get): Use
1284         doloop_condition_get instead of duplicating it.
1286 2005-06-02  Bernd Schmidt  <bernd.schmidt@analog.com>
1288         * reload1.c (reload): Undo 2005-04-20 change.  Make sure we detect
1289         the correct set of init_insns that need deletion.
1290         * local-alloc.c (update_equiv_regs): When substituting sole definition
1291         into sole use of a reg, delete it from liveness information.
1293 2005-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
1295         * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
1297 2005-06-01  Diego Novillo  <dnovillo@redhat.com>
1299         PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
1300         PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
1301         * fold-const.c (invert_tree_comparison): Make extern.
1302         * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
1303         (struct value_range_def): Limewise.
1304         (get_value_range): Remove.
1305         (dump_value_range): Remove.
1306         (dump_all_value_ranges): Remove.
1307         (debug_all_value_ranges): Remove.
1308         (vrp_evaluate_conditional): Declare.
1309         * tree-ssa-propagate.c (struct prop_stats_d): Add field
1310         num_pred_folded.
1311         (substitute_and_fold): Add argument use_ranges_p.
1312         Update all callers.
1313         If use_ranges_p is true, call fold_predicate_in to fold
1314         predicates using range information.
1315         Ignore ASSERT_EXPRs.
1316         Change debugging output to only show statements that have been
1317         folded.
1318         (replace_phi_args_in): Move debugging output code from
1319         substitute and fold.
1320         (fold_predicate_in): New local function.
1321         * tree-ssa-propagate.h (enum value_range_type): Move from
1322         tree-flow.h.
1323         (struct value_range_d): Likewise.
1324         Add field 'equiv'. 
1325         (value_range_t): Rename from value_range.
1326         * tree-vrp.c (found_in_subgraph): Rename from found.
1327         (get_opposite_operand): Remove.
1328         (struct assert_locus_d): Declare.
1329         (assert_locus_t): Declare.
1330         (need_assert_for): Declare.
1331         (asserts_for): Declare.
1332         (blocks_visited): Declare.
1333         (vr_value): Declare.
1334         (set_value_range): Add argument 'equiv'.
1335         Don't drop to VARYING ranges that cover all values in the
1336         type.
1337         Make deep copy of equivalence set 'equiv'.
1338         (copy_value_range): New local function.
1339         (set_value_range_to_undefined): New local function.
1340         (compare_values): Return -2 if either value has overflowed.
1341         (range_includes_zero_p): New local function.
1342         (extract_range_from_assert): Flip the predicate code if the
1343         name being asserted is on the RHS of the predicate.
1344         Avoid creating unnecessary symbolic ranges if the comparison
1345         includes another name with a known numeric range.
1346         Update the equivalnce set of the new range when asserting
1347         EQ_EXPR predicates.
1348         (extract_range_from_ssa_name): Update the equivalence set of
1349         the new range with VAR.
1350         (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
1351         If -fwrapv is used, set the resulting range to VARYING if the
1352         operation overflows.  Otherwise, use TYPE_MIN_VALUE and
1353         TYPE_MAX_VALUE to represent -INF and +INF.
1354         Fix handling of *_DIV_EXPR.
1355         (extract_range_from_unary_expr): Handle MINUS_EXPR and
1356         ABS_EXPR properly by switching the range around if necessary.
1357         (extract_range_from_comparison): New local function.
1358         (extract_range_from_expr): Call it.
1359         (adjust_range_with_scev): Do not adjust the range if using
1360         wrapping arithmetic (-fwrapv).
1361         (dump_value_range): Also show equivalence set.
1362         Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
1363         (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
1364         (infer_value_range): Change return value to bool.
1365         Add arguments 'comp_code_p' and 'val_p'.
1366         Do not attempt to infer ranges from statements that may throw.
1367         Store the comparison code in comp_code_p.
1368         Store the other operand to be used in the predicate in val_p.
1369         (dump_asserts_for): New.
1370         (debug_asserts_for): New.
1371         (dump_all_asserts): New.
1372         (debug_all_asserts): New.
1373         (register_new_assert_for): New.
1374         (register_edge_assert_for): New.
1375         (find_conditional_asserts): New.
1376         (find_assert_locations): New.
1377         (process_assert_insertions_for): New.
1378         (process_assert_insertions): New.
1379         (insert_range_assertions): Initialize found_in_subgraph,
1380         blocks_visited, need_assert_for and asserts_for.
1381         Call find_assert_locations and process_assert_insertions.
1382         (remove_range_assertions): Add more documentation.
1383         (vrp_initialize): Change return type to void.
1384         Do not try to guess if running VRP is worth it.  
1385         (compare_name_with_value): New.
1386         (compare_names): New.
1387         (vrp_evaluate_conditional): Add argument 'use_equiv_p'.  If
1388         use_equiv_p is true, call compare_names and
1389         compare_name_with_value to compare all the ranges for every
1390         name in the equivalence set of the predicate operands.
1391         Update all callers.
1392         (vrp_meet): Try harder not to derive a VARYING range.
1393         If two values meet, the resulting equivalence set is the
1394         intersection of the two equivalence sets.
1395         (vrp_visit_phi_node): Call copy_value_range to get the current
1396         range information of the LHS.
1397         (vrp_finalize): Create a value vector representing all the
1398         names that ended up with exactly one value in their range.
1399         Call substitute_and_fold.
1400         (execute_vrp): Document equivalence sets in ranges.
1401         * tree.h (SSA_NAME_VALUE_RANGE): Remove.
1402         (struct tree_ssa_name): Remove field value_range.
1403         (invert_tree_comparison): Declare.
1405 2005-06-01  Daniel Berlin  <dberlin@dberlin.org>
1407         Fix PR tree-optimization/21839
1409         * gimplify.c (zero_sized_field_decl): New function.
1410         (gimplify_init_ctor_eval): Use it.
1412 2005-06-01  Josh Conner <jconner@apple.com>
1414         PR 21478
1415         * gimplify.c (gimplify_init_constructor): Don't spill initializer
1416         to read-only memory if it's sparse.
1418 2005-06-01  Ramana Radhakrishnan  <ramana@codito.com>
1420         * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP. 
1421         Add documentation for REG_SETJMP
1423 2005-06-01  Richard Guenther  <rguenth@gcc.gnu.org>
1425         * stmt.c (expand_case): Use build_int_cst.
1426         (node_has_low_bound): Likewise, and correct type mismatch.
1427         (node_has_high_bound): Likewise.
1428         * fold-const.c (fold_binary): Ensure we build trees
1429         with the correct types - undo what STRIP_NOPS possibly did.
1431 2005-06-01  Richard Guenther  <rguenth@gcc.gnu.org>
1433         * tree.h (fold_indirect_ref_1): Export from fold-const.c.
1434         * fold-const.c (fold_indirect_ref_1): No longer static.
1435         * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
1436         folding, if possible.
1438 2005-06-01  Joseph S. Myers  <joseph@codesourcery.com>
1440         * common.opt (fjump-tables): New.
1441         * doc/invoke.texi (-fno-jump-tables): Document.
1442         * stmt.c (expand_end_case_type): Do not emit jump tables unless
1443         flag_jump_tables.
1445 2005-06-01  Richard Earnshaw  <richard.earnshaw@arm.com>
1447         * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
1448         (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
1449         (sunlt, sunle): Enable patterns on VFP.
1451         * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
1452         f_stored, f_flag, f_cvt.
1453         (generic_sched): No-longer used for the arm1020e and arm1022e cores.
1454         Include arm1020e.md.
1455         * vfp.md (fmstat): New cpu unit.  Add an exclusion set between it and
1456         the ds and fmac pipelines.  Re-work all load and store patterns and
1457         all conversion patterns to use new attributes.  Adjust reservation
1458         descriptions accordingly.
1459         * arm1020e.md: New file.
1460         * t-arm: Add dependency.
1462 2005-06-01  Jan Hubicka  <jh@suse.cz>
1464         * except.c (struct eh_region): Kill unused fields.
1465         * basic-block.h (struct basic_block_def): Likewise.
1467 2005-06-01  J"orn Rennecke <joern.rennecke@st.com>
1469         PR rtl-optimization/21767
1470         * rtl.h (function_invariant_p): Re-add declaration.
1471         * reload1.c (function_invariant_p): No longer static.
1472         * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
1473         might have become invalid.
1475 2005-06-01  Jakub Jelinek  <jakub@redhat.com>
1477         PR c/21536
1478         PR c/20760
1479         * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
1480         on variable sizes types if a decl is a pointer to a VLA.
1481         (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
1482         Call gimplify_type_sizes on aggregate fields.  Prevent infinite
1483         recursion.
1485         * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
1487         * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
1488         _mm_set_ps, _mm_setr_ps): Add __extension__.
1489         * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
1490         _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
1491         _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
1492         Likewise.
1493         (_mm_clflush): Don't use return in void function.
1495         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
1496         _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
1497         Use __inline instead of inline.
1499 2005-06-01  Richard Guenther  <rguenth@gcc.gnu.org>
1501         * fold-const.c (fold_binary): Fix types in strlen vs.
1502         zero comparison folding.
1504 2005-06-01  Richard Henderson  <rth@redhat.com>
1506         * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
1507         * config.in, configure: Rebuild.
1508         * config/alpha/alpha.c (print_operand): Add 'j'.
1509         * alpha.md (divmodsi_internal_er_1): Use it.
1510         (divmoddi_internal_er_1): Likewise.
1512 2005-06-01  Richard Sandiford  <rsandifo@redhat.com>
1514         * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
1515         * opts.h (print_filtered_help): Delete.
1516         * opts.c (handle_option, decode_options): Remove calls to
1517         set_target_switch.
1518         (print_target_help): New function.
1519         (common_option, print_help): Call print_target_help instead of
1520         display_target_options.
1521         (print_filtered_help): Make static.
1522         * toplev.h (display_target_options, set_target_switch): Delete.
1523         * toplev.c (target_switches, target_options, display_target_options)
1524         (set_target_switch): Delete.
1525         (print_switch_values): Remove handling of TARGET_SWITCHES and
1526         TARGET_OPTIONS.
1527         (default_get_pch_validity): Likewise.  Only treat target_flags
1528         specially if targetm.check_pch_target_flags is nonnull.
1529         (pch_option_mismatch): New function.
1530         (default_pch_valid_p): Use it.  Remove handling of TARGET_SWITCHES
1531         and TARGET_OPTIONS.  Only treat target_flags specially if
1532         targetm.check_pch_target_flags is nonnull.
1533         * config/ia64/ia64.c (ia64_override_options): Don't mention
1534         TARGET_OPTIONS in comment.
1535         * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
1536         * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
1537         * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
1538         interaction with TARGET_SWITCHES.
1539         (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1541 2005-06-01  Richard Sandiford  <rsandifo@redhat.com>
1543         * config/sh/sh.c (multcosts): Check sh_multcost rather than
1544         sh_multcost_str.
1545         (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
1546         (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
1547         (cut2_workaround_str): Delete.
1548         * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
1549         (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
1550         (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
1551         * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
1552         (mgettrcost=, multcost=): New options.
1554 2005-06-01  Richard Sandiford  <rsandifo@redhat.com>
1556         * opts.h (cl_option_state): New structure.
1557         (get_option_state): Declare.
1558         * opts.c (get_option_state): New function.
1559         * toplev.c (option_affects_pch_p): New function.
1560         (default_get_pch_validity): Store the state of all options for which
1561         option_affects_pch_p returns true.
1562         (default_pch_valid_p): Check the state of those options here.
1563         Only check target_flags separately if targetm.check_pch_target_Flags
1564         is nonnull or if TARGET_SWITCHES is defined.
1566 2005-06-01  Richard Sandiford  <rsandifo@redhat.com>
1568         * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
1569         names.
1571 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1573         * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
1575 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1577         * gcse.c (compute_transp, load_killed_in_block): Use 
1578         MEM_READONLY_P.
1580 2005-06-01  David.Billinghurst  <David.Billinghurst@riotinto.com>
1582         PR target/21854
1583         * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
1584         
1585 2005-05-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1587         * errors.h (warning, error, fatal, internal_error): Add printf
1588         attribute.
1589         * genmodes.c (make_vector_mode): Fix format arguments.
1591 2005-05-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1593         * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
1594         config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
1595         lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
1596         tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
1597         tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
1598         tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
1599         tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
1600         tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1601         tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
1602         tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
1603         tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
1604         tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
1605         tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
1606         errors.h and include toplev.h if necessary.
1607         
1608         * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
1609         errors.h otherwise include toplev.h.
1610         
1611         * Makefile.in: Update dependencies.
1612         
1613 2005-06-01  Danny Smith  <dannysmith@users.sourceforge.net>
1615         * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
1617 2005-05-31  Geoffrey Keating  <geoffk@geoffk.org>
1619         * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
1620         * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
1621         be complemented for big-endian.  Mask for AND must be rotated,
1622         not shifted.  Handle short operands with NOT on the memory
1623         operation.
1625 2005-05-30  Daniel Berlin  <dberlin@dberlin.org>
1627         * c-objc-common.c (c_tree_printer): Check flag before hashtable.
1628         Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
1629         * dwarf2out.c (dwarf2out_var_location): Ditto.
1630         * toplev.c (default_tree_printer): Ditto.
1631         * tree-outof-ssa.c (create_temp): Ditto.
1632         * tree-sra.c (instantiate_element): Ditto.
1633         * var-tracking.c (track_expr_p): Ditto.
1634         * tree.c (struct tree_map): New structure.
1635         (debug_expr_for_decl): New.
1636         (tree_map_eq): New function.
1637         (tree_map_hash): Ditto.
1638         (tree_map_marked_p): Ditto.
1639         (print_debug_expr_statistics): Ditto.
1640         (decl_debug_expr_lookup): Ditto.
1641         (decl_debug_expr_insert): Ditto.
1642         (dump_tree_statistics): Dump debug_expr hashtable stats.
1643         * tree.h (DECL_DEBUG_EXPR): Change
1644         (SET_DECL_DEBUG_EXPR): Add.
1645         
1646 2005-06-01  Alan Modra  <amodra@bigpond.net.au>
1648         * configure.ac: Add --enable-secureplt.
1649         (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
1650         * config.in: Regenerate.
1651         * configure: Regenerate.
1652         * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
1653         rs6000/secureplt.h to tm_file when enable_secureplt.
1654         * doc/invoke.texi (msecure-plt, mbss-plt): Document.
1655         * doc/install.texi: Document --enable-targets and --enable-secureplt.
1656         Correct xrefs to "Using the GNU Compiler Collection (GCC)".
1657         * config/rs6000/secureplt.h: New file.
1658         * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
1659         (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
1660         assembler support.
1661         (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
1662         (CC1_SPEC): Delete duplicate mno-sdata.  Invoke cc1_secure_plt_default.
1663         (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
1664         * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
1665         * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
1666         * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
1667         TARGET_SECURE_PLT got register load sequence.
1668         (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
1669         TARGET_SECURE_PLT.
1670         (rs6000_elf_declare_function_name): Don't emit toc address offset
1671         word when TARGET_SECURE_PLT.
1672         * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
1673         (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
1674         (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
1675         (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
1676         TARGET_SECURE_PLT.
1677         (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
1678         sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
1679         and -fPIC.
1680         * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
1681         (__trampoline_setup): Likewise.  Init r30 before plt call.
1683 2005-05-31  DJ Delorie  <dj@redhat.com>
1685         * expr.c (convert_move): When a partial_int requires multiple
1686         conversion steps, make sure successive steps convert the
1687         intermediate value, not the original value.
1689         * expmed.c (expand_mult): Convert partial_int multiplies to
1690         shift/add combinations too.
1692         * genmodes.c (mode_data): Add wider_2x.
1693         (calc_wider_mode): Calculate twice-wider mode too.
1694         (emit_mode_wider): Emit twice-wider mode too.
1695         * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
1696         * expr.c (expand_expr_real_1): Use it for expanding
1697         multiplies.
1699 2005-05-31  Zdenek Dvorak  <dvorakz@suse.cz>
1701         PR tree-optimization/21817
1702         * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
1704 2005-05-31  Pat Haugen  <pthaugen@us.ibm.com>
1706         * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
1707         change.
1709 2005-05-31  Andrew Pinski  <pinskia@physics.uc.edu>
1711         PR middle-end/20931
1712         PR middle-end/20946
1713         * fold-const.c (fold_checksum_tree): Copy types also if
1714         TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
1715         Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
1716         first.
1717         Tail recurse TREE_LIST's TREE_CHAIN.
1719 2005-05-31  Andrew Pinski  <pinskia@physics.uc.edu>
1721         PR tree-opt/21732
1722         * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
1723         SSA_NAME twice and cause the loop to become finite.  Remove the test
1724         for val.
1726 2005-05-31  Andrew Pinski  <pinskia@physics.uc.edu>
1728         * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
1729         expression.
1731 2005-05-31  Richard Sandiford  <rsandifo@redhat.com>
1733         * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
1734         the documentation to make it more future-proof.
1735         (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
1736         * target.h (gcc_target): Add check_pch_target_flags.
1737         * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
1738         (TARGET_INITIALIZER): Include it.
1739         * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
1740         * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
1741         * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
1742         (sh_check_pch_target_flags): New function.
1743         (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
1745 2005-05-31  Richard Guenther  <rguenth@gcc.gnu.org>
1747         * fold-const.c (extract_array_ref): Handle more cases,
1748         do some useful canonicalization of the base.
1749         (fold_binary): Explicitly deal with arrays of zero-sized
1750         structures during folding of &a[i] == &a[j].
1752 2005-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
1754         * doc/install.texi (sparc-sun-solaris2*): Update note
1755         about Sun bug 4910101.
1756         (sparc-sun-solaris2.7): Document bootstrap
1757         failure with Sun WorkShop 6 99/08/18 as.
1759 2005-05-30  Pat Haugen  <pthaugen@us.ibm.com>
1761         * loop.c (loop_invariant_p, valid_initial_value_p): Use
1762         regs_invalidated_by_call instead of call_used_regs.
1764 2005-05-30  Paolo Carlini  <pcarlini@suse.de>
1766         PR middle-end/21743
1767         * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
1768         Enable.
1769         * doc/extend.texi: Add clog, clogf, clogl.
1771 2005-05-30  H.J. Lu  <hongjiu.lu@intel.com>
1773         PR middle-end/20303
1774         * c-pragma.c: Include "vec.h".
1775         (handle_pragma_visibility): Use VEC.
1777         * doc/invoke.texi: Remove the nested visibility push limit.
1779 2005-05-30  Roger Sayle  <roger@eyesopen.com>
1781         PR rtl-optimization/15422
1782         * reg-stack.c (starting_stack_p): New static global.
1783         (straighten_stack): Delete prototype. Change to update the stack
1784         before the current insn.
1785         (subst_stack_regs): Update call to straighten stack.
1786         (emit_swap_insn): Delete prototype.  For the first insn in a
1787         basic block, update stack_in instead of emitting a real swap.
1788         (change_stack): When changing the stack before the first insn
1789         in a basic block, update stack_in instead of emitting real code.
1790         (compensate_edges): Clear starting_stack_p during compensation.
1791         (convert_regs_1): Keep track of starting_stack_p whilst processing
1792         a basic block.
1794 2005-05-30  Kazu Hirata  <kazu@cs.umass.edu>
1796         * tree-ssa-ccp.c (const_val): Make it static.
1798 2005-05-29  Geoffrey Keating  <geoffk@apple.com>
1800         PR target/21761
1801         * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
1802         pattern involving `:P'.
1804         * Makefile.in (install-cpp): Depend on installdirs.
1806 2005-05-30  Kazu Hirata  <kazu@cs.umass.edu>
1808         * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
1809         to VEC(int,heap)*.
1810         (new_elim_graph, clear_elim_graph, delete_elim_graph,
1811         elim_graph_add_edge, elim_graph_remove_succ_edge,
1812         FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
1813         instead of VARRAY.
1815 2005-05-29  Kazu Hirata  <kazu@cs.umass.edu>
1817         * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
1818         opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
1819         tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
1820         follow spelling conventions in error/dump messages.
1822 2005-05-29  Roger Sayle  <roger@eyesopen.com>
1823             Richard Henderson  <rth@redhat.com>
1825         * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
1826         if the RHS isn't suitable for calling emit_move_insn.
1828 2005-05-29  Kazu Hirata  <kazu@cs.umass.edu>
1830         * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
1831         fold_unary and fold_binary.
1833 2005-05-29  Roger Sayle  <roger@eyesopen.com>
1835         * reg-stack.c (propagate_stack): Always copy the source stack to
1836         the destination.  This routine is now only called when this is safe.
1837         (better_edge): New function split out from convert_regs_1 to
1838         determine which of two edges is better to propagate across.
1839         (convert_regs_1):  We need only search for a best edge if the
1840         stack layout hasn't been defined yet.  Use better_edge to help
1841         find beste.  No longer traverse unnecessary edges.
1843 2005-05-29  Keith Besaw  <kbesaw@us.ibm.com>
1845         * tree-ssa-alias.c (new_type_alias): New procedure to
1846         create a type memory tag for a pointer with a may-alias
1847         set determined from a variable declaration.
1848         * tree-flow.h: export declaration of new_type_alias
1849         * tree-optimize.c (init_tree_optimization_passes): document
1850         that pass_may_alias cannot be called after pass_vectorize.
1851         * tree-vect-transform (vect_create_data_ref_ptr): Call
1852         new_type_alias when an type memory tag isn't available
1853         for a reference.
1854         (vectorizable_store): Use copy_virtual_operands to update
1855         virtual defs in place (so that loop_version can be called).
1856         Call mark_for_renaming for the virtual defs in case peeling
1857         is done and virtual uses outside the loop need to be updated.
1859 2005-05-29  Dorit Naishlos  <dorit@il.ibm.com>
1861         PR tree-optimization/21639
1862         * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
1864 2005-05-29  Jan Hubicka  <jh@suse.cz>
1866         PR tree-optimization/21562
1867         * cfgexpand.c (construct_init_block): Deal properly with the case
1868         of entry edge not pointing to very first basic block.
1870 2005-05-28  Kazu Hirata  <kazu@cs.umass.edu>
1872         * tree-ssa-ccp.c (ccp_fold): Remove code that produces
1873         non-gimple min invariant.
1875         * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
1876         * tree-flow.h: Add prototypes for start_recording_case_labels
1877         and end_recording_case_labels.
1878         * tree-cfg.c (start_recording_case_labels,
1879         end_recording_case_labels): Export.
1880         (cleanup_tree_cfg_loop, modified_noreturn_calls,
1881         cleanup_control_flow, cleanup_control_expr_graph,
1882         remove_fallthru_edge, phi_alternatives_equal,
1883         tree_forwarder_block_p, has_abnormal_incoming_edge_p,
1884         remove_forwarder_block, cleanup_forwarder_blocks,
1885         remove_forwarder_block_with_phi, merge_phi_nodes,
1886         gate_merge_phi, pass_merge_phi): Move to ...
1887         * tree-cfgcleanup.c: ... here.
1889         * basic-block.h: Remove forward declaration of bb_ann_d.
1891 2005-05-28  Jan Hubicka  <jh@suse.cz>
1893         * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
1894         Update profile.
1895         * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
1896         debug output.
1897         (tree_mod_subtract): Fix profile updating code.
1898         (tree_divmod_values_to_profile): Do not produce useless value profilers
1899         for divisions.
1901 2005-05-28  Kazu Hirata  <kazu@cs.umass.edu>
1903         * tree-ssa-dom.c (vrp_element_p): Define.
1904         (vrp_hash_elt): Change the type of records to
1905         VEC(vrp_element_p,heap).
1906         (vrp_free): New.
1907         (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
1908         Update uses of VRP records.
1909         (simplify_cond_and_lookup_avail_expr, record_range): Update
1910         uses of VRP records.
1912         * tree-inline.c (cfun_stack): Change the type to
1913         VEC(function_p,heap).
1914         (push_cfun, pop_cfun): Use VEC instead of VARRAY.
1916 2005-05-27  Ian Lance Taylor  <ian@airs.com>
1918         * c-decl.c (add_stmt): Add C frontend specific version.
1919         (stmts_are_full_exprs_p): Remove.
1920         * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
1921         (stmts_are_full_exprs_p): Don't declare.
1922         * c-semantics.c (add_stmt): Remove.
1924 2005-05-27  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1926         * config/mips/mips-protos.h (mips_declare_object): Add printf
1927         attribute.
1928         * config/mips/mips.c (mips_declare_object_name): Fix format
1929         argument.
1931 2005-05-27  Roger Sayle  <roger@eyesopen.com>
1933         * reg-stack.c (compensate_edge): Remove original prototype.
1934         (propagate_stack): New function to copy the stack layout
1935         at the start of a basic block from the layout at the end of
1936         one of its predecessors.
1937         (compensate_edge): Assume that both source and destination
1938         blocks have already had their stack layouts defined.
1939         (compensate_edges): Traverse all non-entry edges in the CFG
1940         and call compensate_edge on each in turn.
1941         (convert_regs_1): Change return type to void.  Call
1942         propagate_stack instead of compensate_edge.
1943         (convert_regs_2): Change return type to void.  Update call
1944         to convert_regs_1 to ignore the (now void) return value.
1945         (convert_regs): Update calls to convert_regs_2 to ignore
1946         the (now void) return value.  After all the basic blocks have
1947         been processed, call compensate_edges to actually emit new
1948         insns.
1949         (reg_to_stack): Initialize the aux info for each basic block
1950         with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
1952 2005-05-28  Jan Hubicka  <jh@suse.cz>
1954         * except.c (can_throw_internal_1, can_throw_external_1): Add 
1955         "is_resx" argument.
1956         (can_throw_external, can_throw_internal): Bring into sync wrt
1957         dealing resx.
1958         * except.h (can_throw_internal_1, can_throw_external_1): Update
1959         prototype.
1960         * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
1961         Deal properly with resx.
1963 2005-05-27  Kazu Hirata  <kazu@cs.umass.edu>
1965         * basic-block.h (basic_block_def): Add phi_nodes and
1966         predictions.  Remove tree_annotations.
1967         * predict.c (tree_predicted_by_p, tree_predict_edge,
1968         combine_predictions_for_bb): Adjust references to predictions.
1969         * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
1970         create_block_annotation.
1971         (create_block_annotation, free_blocks_annotatios,
1972         clear_blocks_annotations): Remove.
1973         (dump_cfg_stats): Don't print out the memory spent on
1974         bb_ann_d.
1975         (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
1976         * tree-flow-inline.h (bb_ann): Remove.
1977         (phi_nodes, set_phi_nodes): Update references to phi_nodes.
1978         * tree-flow.h (bb_ann_d): Remove.
1979         * tree-if-conv.c (process_phi_nodes): Update a reference to
1980         phi_nodes.
1981         * tree-phinodes.c (reserve_phi_args_for_new_edge,
1982         create_phi_node, remove_phi_node): Likewise.
1983         * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
1984         * tree-ssa-dom.c (threaded_blocks): New.
1985         (tree_ssa_dominator_optimize): Initialize, clear, and free
1986         threaded_blocks. Update a call to thread_through_all_blocks.
1987         (thread_across_edge): Use threaded_blocks instead of setting
1988         incoming_edge_threaded.
1989         * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
1990         a bitmap of blocks that are threaded through.
1991         * tree.h: Move the prototype of threaded_through_blocks to
1992         tree-flow.h.
1994         * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
1995         fini_walk_dominator_tree): Use VEC instead of VARRAY.
1996         * domwalk.h (dom_walk_data): Change the type of
1997         block_data_stack and free_block_data to VEC(void_p,heap)*.
1998         * tree-ssa-dse.c (dse_initialize_block_local_data,
1999         dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
2000         VEC instead of VARRAY.
2002 2005-05-27  Jan Hubicka  <jh@suse.cz>
2004         * cgraph.c: Include tree-gimple.h
2005         (cgraph_edge): Rename expr to stmt.
2006         (cgraph_create_edge): Likewise.
2007         (cgraph_clone_node): Likewise.
2008         * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
2009         * cgraphunit.c (record_call_1): Rename to ...
2010         (record_reference): ... this one; do not build edges.
2011         (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
2012         (current_basic_block): Kill.
2013         (cgraph_create_edges): Rewrite to work on gimple statements nicely.
2014         (verify_cgraph_node): Likewise.
2015         * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
2016         (copy_bb): Mess up with cgraph edges here; simplify EH handling.
2017         (copy_edges_for_bb): Simplify EH handling.
2018         (expand_call_inline): Pass statement to cgraph_edge and
2019         cgraph_create_edge.
2021 2005-05-27  Richard Guenther  <rguenth@gcc.gnu.org>
2023         * tree-inline.c (copy_body_r): Manually fold *& to deal
2024         with ADDR_EXPRs with mismatched types for now.
2026         * gimplify.c (fold_indirect_ref_rhs): New function.
2027         (gimplify_modify_expr_rhs): Use it instead of pessimistic
2028         fold_indirect_ref.
2030         * fold-const.c (fold_indirect_ref_1): Add type argument;
2031         make sure the resulting expression is of this type.
2032         (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
2034 2005-05-27  Kazu Hirata  <kazu@cs.umass.edu>
2036         PR tree-optimization/21658
2037         * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
2038         fold_binary_to_constant.  Likewise, call fold_unary instead of
2039         fold_unary_to_constant.
2041 2005-05-27  Nathan Sidwell  <nathan@codesourcery.com>
2043         * vec.h: Implement integral type vector specialization.
2044         (VEC_T): Define a non-GTY structure.
2045         (VEC_T_GTY): Define a GTY structure.
2046         (VEC_TA): Rename to ...
2047         (VEC_TA_GTY): ... here.
2048         (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
2049         (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
2050         (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
2051         DEF_VEC_P and DEF_VEC_ALLOC_P.
2052         (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
2053         (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
2054         DEF_VEC_O and DEF_VEC_ALLOC_O.
2055         * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
2056         * lambda-code.c: Likewise.
2057         * tree-into-ssa.c: Likewise.
2058         * tree-ssa-live.c: Likewise.
2060 2005-05-27  Kazu Hirata  <kazu@cs.umass.edu>
2062         * tree-into-ssa.c (update_ssa): Ensure that the operand cache
2063         is up-to-date.
2064         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2065         update_stmt_if_modified before calling update_ssa.
2067 2005-05-27  Ralf Corsepius  <ralf.corsepius@rtems.org>
2069         * config/rs6000/t-rtems: Remove roe multilib variant.
2071 2005-05-26  Roger Sayle  <roger@eyesopen.com>
2073         PR tree-optimization/9814
2074         * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
2075         instruction, add the necessary clobbers by re-expanding the RTL
2076         for arithmetic operations via optab.c's expand_unop/expand_binop.
2077         (noce_try_bitop): New function to optimize bit manipulation idioms
2078         of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
2079         (noce_process_if_block): Call noce_try_bitop.
2081 2005-05-26  Roger Sayle  <roger@eyesopen.com>
2083         * reg-stack.c (convert_regs_entry, convert_regs_exit,
2084         convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
2085         (reg_to_stack): Move to end of the file.  Initialize the per
2086         basic block information here, instead of...
2087         (convert_regs_entry): Here.
2088         (convert_regs): Change unused return type to void.
2090 2005-05-27  Kazu Hirata  <kazu@cs.umass.edu>
2092         * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
2093         unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
2094         config/rs6000/eabispe.h, config/rs6000/lynx.h,
2095         config/sh/elf.h, config/sh/symbian-pre.h,
2096         config/sparc/sparc-protos.h: Update copyright.
2098 2005-05-26  Mike Stump  <mrs@apple.com>
2100         * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
2101         for Objective-C++.
2102         
2103 2005-05-26  Richard Guenther  <rguenth@gcc.gnu.org>
2105         * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2106         See through ADDR_EXPR in finding place to propagate into.
2108 2005-05-26  Kazu Hirata  <kazu@cs.umass.edu>
2110         * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
2111         cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
2112         ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
2113         tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
2114         tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
2115         tree-ssa-operands.c, tree-vect-analyze.c,
2116         tree-vect-transform.c, tree-vectorizer.c, tree.c,
2117         config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2118         config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
2119         config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2120         config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
2121         config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
2122         config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
2123         config/sh/ushmedia.h, config/sparc/sparc.c,
2124         config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
2125         typos.  Follow spelling conventions.
2126         * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
2127         Follow spelling conventions.
2129 2005-05-26  David Ung  <davidu@mips.com>
2131         * config/mips/mips.c (mips_use_ins_ext_p): New helper function
2132         that determines whether the MIPS32/64 R2 ext/ins should be used.
2133         * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
2134         * config/mips/mips.md (extzv): Changed predicate for operand to
2135         nonimmediate_operand. Add code to generate insn patterns for
2136         extzvsi and extzvdi.
2137         (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
2138         (insv): Similarly for insertion.
2139         (insv<mode>): Similarly.
2141 2005-05-26  Paolo Bonzini  <bonzini@gnu.org>
2143         * simplify-rtx.c (avoid_constant_pool_reference): Support
2144         offsetted addresses in the constant pool.
2146 2005-05-26  Paolo Bonzini  <bonzini@gnu.org>
2148         * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2149         * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2151 2005-05-26  Jakub Jelinek  <jakub@redhat.com>
2153         PR target/21716
2154         * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
2155         found in the basic block and last insn in the basic block is not
2156         INSN_P.  Remove explicit unspec numbers that are no longer valid
2157         from comments.
2159 2005-05-26  Paolo Bonzini  <bonzini@gnu.org>
2161         * tree-vect-transform.c (vectorizable_operation): Try word_mode
2162         vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
2163         if a vector mode is available.
2165 2005-05-25  Roger Sayle  <roger@eyesopen.com>
2167         PR middle-end/21709
2168         * fold-const.c (const_binop): Check for division by zero during
2169         complex division.
2171 2005-05-26  Ian Lance Taylor  <ian@airs.com>
2173         * reload1.c (verify_initial_elim_offsets): Add braces to avoid
2174         having a declaration after a statement.
2176 2005-05-26  Richard Sandiford  <rsandifo@redhat.com>
2178         * opt-functions.awk (var_type): New function.
2179         (var_set): Use CLVC_STRING if var_type returns "const char *".
2180         * opth-gen.awk: Use var_type to find out the types of variables.
2181         Don't print comments above each "extern" definition.
2182         * optc-gen.awk: Use var_type in the same way.
2183         * opts.h (cl_var_cond): Rename to...
2184         (cl_var_type): ...this.  Add CLVC_STRING.
2185         (cl_option): Make "flag_var" a "void *" pointer.  Replace "var_cond"
2186         with "var_type".
2187         * opts.c (handle_option, option_enabled): Update after above name
2188         change.  Cast flag_var before using it.  Handle CLVC_STRING.
2189         
2190         * config/alpha/alpha.h (alpha_tls_size): Delete.
2191         * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
2192         (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
2193         (alpha_fptm_string, alpha_mlat_string): Delete.
2194         (alpha_handle_option): Don't set the above variables here.  Use the
2195         integer argument to check the validity of -mtls-size=.
2196         * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
2197         (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
2198         (mtls-size=): Likewise.  Convert to a UInteger and initialize the
2199         variable to 32.
2201         * config/arc/arc.c (arc_cpu_string, arc_text_string)
2202         (arc_data_string, arc_rodata_string): Delete.
2203         (arc_handle_option): Don't set the above variables here.
2204         * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
2205         and initialize them.
2207         * config/arm/arm.c (target_fpu_name, target_fpe_name)
2208         (target_float_abi_name, target_abi_name, structure_size_string)
2209         (arm_pic_register_string): Delete.
2210         (arm_handle_option): Don't set the above variables here, except
2211         in the handling of -mhard-float and -msoft-float.
2212         * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
2213         (mpic-register=, mstructure-size-boundary=): Add Var()s.
2215         * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
2216         (avr_handle_option): Delete.
2217         * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
2218         them.
2220         * config/bfin/bfin.c (bfin_library_id): Delete.
2221         (bfin_handle_option): Don't set it.
2222         * config/bfin/bfin.opt (mshared-library-id=): Add Var().
2224         * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
2225         * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
2226         (c4x_handle_option): Don't set c4x_rpts_cycles here.
2227         * config/c4x/c4x.opt (mrpts=): Add Var().
2229         * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
2230         cris_elinux_stacksize_str here.
2231         * config/cris/aout.opt (melinux-stacksize=): Add Var().
2232         * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
2233         (cris_tune_str, cris_elinux_stacksize_str): Delete.
2234         * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
2235         (cris_tune_str, cris_elinux_stacksize_str): Delete.
2236         (cris_handle_option): Don't set the above variables here.
2237         * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
2238         (max-stackframe=): Add Var()s.
2240         * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
2241         * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
2242         (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
2243         (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
2244         (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
2245         (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
2246         (ix86_handle_option): Don't set the above variables here.
2247         * config/i386/i386.opt (malign-functions=, malign-jumps=)
2248         (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
2249         (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
2250         Var()s.
2252         * config/ia64/ia64.h (ia64_tls_size): Delete.
2253         * config/ia64/ia64.c (ia64_tls_size): Delete.
2254         (ia64_handle_option): Treat -mtls-size= as a UInteger option,
2255         reading the integer argument from the "value" parameter.  Don't
2256         set ia64_tls_size here.
2257         * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
2258         Add Var() and Init().
2260         * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
2261         (m32r_cache_flush_trap): Delete.
2262         * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
2263         (m32r_cache_flush_trap): Delete.
2264         (m32r_handle_option): Don't set the above variables when handling
2265         -mflush-func= and -mflush-trap=.
2266         * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
2267         and Init()s.
2269         * config/mips/mips.h (mips_cache_flush_func): Delete.
2270         * config/mips/mips.c (mips_arch_string, mips_tune_string)
2271         (mips_cache_flush_func): Delete.
2272         (mips_handle_option): Don't set the above variables when handling
2273         -march=, -mtune= and -mflush-func=.
2274         * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
2276         * config/s390/s390.c (s390_arch_string): Delete.
2277         (s390_handle_option): Don't set it here.
2278         * config/s390/s390.opt (march=): Add Var().
2280         * config/sparc/sparc.h (sparc_cmodel_string): Delete.
2281         * config/sparc/sparc.c (sparc_cmodel_string): Delete.
2282         (sparc_handle_option): Don't set it here.
2283         * config/sparc/sparc.opt (mcmodel=): Add Var().
2285 2005-05-25  Roger Sayle  <roger@eyesopen.com>
2287         * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
2288         call to convert_to_integer by building the NOP_EXPR directly.
2290 2005-05-25  Richard Sandiford  <rsandifo@redhat.com>
2292         * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
2294 2005-05-25  Daniel Berlin  <dberlin@dberlin.org>
2295             Jeff Law  <law@redhat.com>
2297         * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
2298         constant and side_effects of the ADDR_EXPR are consistent.
2300         * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
2301         appropriately around calls to recompute_tree_invarant_for_addr_expr.
2303 2005-05-25  Ulrich Weigand  <uweigand@de.ibm.com>
2305         * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
2306         (s390_function_arg, s390_gimplify_va_arg): Use them.
2307         (s390_register_info): Save only required subset of argument
2308         registers into save area for va_list.
2309         (s390_va_start): Initialize only required elements of va_list struct.
2310         (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
2312 2005-05-25  Ulrich Weigand  <uweigand@de.ibm.com>
2314         * reload1.c (verify_initial_elim_offsets): Return boolean status
2315         instead of aborting.
2316         (reload): Adapt verify_initial_elim_offsets call site.  Restart
2317         main loop if some initial elimination offsets changed.
2319 2005-05-25  Adam Nemet  <anemet@lnxw.com>
2321         * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
2322         of -mno-svr4-struct-return.
2324 2005-05-25  Daniel Berlin  <dberlin@dberlin.org>
2326         Fix PR tree-optimization/21705
2327         
2328         * tree-ssa-pre.c (in_fre): New static variable.
2329         (create_value_expr_from): Recursively value number reference ops
2330         in argument lists.
2331         (can_value_number_call): Temporary restrict only exists for
2332         PRE, not FRE.
2334 2005-05-25  Kazu Hirata  <kazu@cs.umass.edu>
2336         * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
2337         sizeof (bitmap *) with sizeof (bitmap).
2339 2005-05-25  Daniel Berlin <dberlin@dberlin.org>
2341         * lambda-code.c (perfect_nestify): Call update_stmt on the exit
2342         condition.
2344 2005-05-25  Adrian Straetling  <straetling@de.ibm.com>
2346         * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
2347         hook_bool_rtx_true.
2349 2005-05-25  Jan Hubicka  <jh@suse.cz>
2351         * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
2352         * cgraph.c (cgraph_create_node): Reset estimated_growth.
2353         * cgraph.h (cgraph_global_info): Add estimated_growth.
2354         * ipa-inline.c: Include coverage.h
2355         (max_insns, max_count): New static variables.
2356         (cgraph_estimate_size_after_inlining): Cache the result.
2357         (cgraph_estimate_growth):
2358         * passes.c (rest_of_clean_state): Kill coverage_end_function.
2359         * timevar.def (TV_INLINE_HEURISTICS): New timevar.
2360         * tree-optimize.c (init_tree_optimization_passes): Move profiling before
2361         inlining.
2362         (ipa_passes): Initialize bitmaps.
2364 2005-05-25  Adrian Straetling  <straetling@de.ibm.com>
2366         * loop-doloop.c: Include "target.h". 
2367           (doloop_valid_p): Move tests to function in targhooks.c.
2368         * target.h (struct gcc_target): New target hook
2369           "insn_valid_within_doloop".
2370         * target-def.h: Define default value for "insn_valid_within_doloop".
2371           (TARGET_INITIALIZER): Insert new target hook into initializer.
2372         * targhooks.c (default_insn_valid_within_doloop): New function.
2373         * targhooks.h (default_insn_valid_within_doloop): Declare.
2374         * hooks.c (hook_bool_rtx_true): New function.
2375         * hooks.h (hook_bool_rtx_true): Declare.
2376         * doc/tm.texi: Add documentation for new target hook.
2378 2005-05-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
2380         PR target/21412
2381         * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
2382         * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
2383         (sparc_tls_referenced_p): New prototype.
2384         * config/sparc/sparc.c (tls_symbolic_operand): Delete.
2385         (sparc_expand_move): Look for TLS addresses with constant offsets.
2386         (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
2387         tls_symbolic_operand.
2388         (legitimate_pic_operand_p): Likewise.
2389         (legitimate_address_p): Likewise.
2390         (legitimize_address): Likewise.
2391         (sparc_tls_symbol_ref_1): New function.
2392         (sparc_tls_referenced_p): New function.
2393         * config/sparc/predicates.md (tgd_symbolic_operand): Use
2394         SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
2395         (tld_symbolic_operand): Likewise.
2396         (tie_symbolic_operand): Likewise.
2397         (tle_symbolic_operand): Likewise.
2399 2005-05-24  DJ Delorie  <dj@redhat.com>
2400         
2401         * common.opt (-Wattributes): New.  Default true.
2402         * doc/invoke.texi (-Wno-attributes): Document.
2403         
2404         * attribs.c (decl_attributes): Move warning control from if() to
2405         warning(OPT_*).
2406         * c-common.c (handle_packed_attribute): Likewise.
2407         (handle_nocommon_attribute): Likewise.
2408         (handle_common_attribute): Likewise.
2409         (handle_noreturn_attribute): Likewise.
2410         (handle_noinline_attribute): Likewise.
2411         (handle_always_inline_attribute): Likewise.
2412         (handle_used_attribute): Likewise.
2413         (handle_unused_attribute): Likewise.
2414         (handle_const_attribute): Likewise.
2415         (handle_transparent_union_attribute): Likewise.
2416         (handle_constructor_attribute): Likewise.
2417         (handle_destructor_attribute): Likewise.
2418         (handle_mode_attribute): Likewise.
2419         (handle_alias_attribute): Likewise.
2420         (handle_visibility_attribute): Likewise.
2421         (handle_tls_model_attribute): Likewise.
2422         (handle_malloc_attribute): Likewise.
2423         (handle_returns_twice_attribute): Likewise.
2424         (handle_pure_attribute): Likewise.
2425         (handle_deprecated_attribute): Likewise.
2426         (handle_vector_size_attribute): Likewise.
2427         (handle_nothrow_attribute): Likewise.
2428         (handle_cleanup_attribute): Likewise.
2429         (handle_warn_unused_result_attribute): Likewise.
2430         (handle_sentinel_attribute): Likewise.
2431         * c-decl.c (diagnose_mismatched_decls): Likewise.
2432         (start_decl): Likewise.
2433         (grokdeclarator): Likewise.
2434         (start_function): Likewise.
2435         * c-format.c (check_function_format): Likewise.
2436         * stor-layout.c (place_field): Likewise.
2437         (finalize_record_size): Likewise.
2438         * tree.c (handle_dll_attribute)): Likewise.
2439         * varasm.c (default_assemble_visibility): Likewise.
2440         * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
2441         (darwin_assemble_visibility): Likewise.
2442         * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
2443         * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
2444         (arm_handle_isr_attribute): Likewise.
2445         * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
2446         (avr_handle_fndecl_attribute): Likewise.
2447         * config/bfin/bfin.c (handle_int_attribute): Likewise.
2448         * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
2449         * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
2450         (h8300_handle_eightbit_data_attribute): Likewise.
2451         (h8300_handle_tiny_data_attribute): Likewise.
2452         * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
2453         (ix86_handle_regparm_attribute): Likewise.
2454         (ix86_handle_struct_attribute): Likewise.
2455         * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
2456         (i386_pe_encode_section_info): Likewise.
2457         * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2458         * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
2459         (ip2k_handle_fndecl_attribute): Likewise.
2460         * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
2461         * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
2462         (m68hc11_handle_fntype_attribute): Likewise.
2463         (m68hc11_encode_section_info): Likewise.
2464         * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2465         * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2466         * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
2467         * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
2468         * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
2469         (sh_handle_sp_switch_attribute): Likewise.
2470         (sh_handle_trap_exit_attribute): Likewise.
2471         * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
2472         (sh_symbian_handle_dll_attribute): Likewise.
2473         * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
2474         (xstormy16_handle_below100_attribute): Likewise.
2475         * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2477         * c-common.c (unsigned_conversion_warning): Move warning control
2478         from if() to warning(OPT_*).
2479         (c_common_truthvalue_conversion): Likewise.
2480         (c_do_switch_warnings): Likewise.
2481         * c-decl.c (diagnose_mismatched_decls): Likewise.
2482         (diagnose_mismatched_decls): Likewise.
2483         (define_label): Likewise.
2484         (grokdeclarator): Likewise.
2485         * c-format.c (check_format_info): Likewise.
2486         * c-lex.c (interpret_integer): Likwise.
2487         (lex_string): Likewise.
2488         * c-opts.c (c_common_post_options): Likewise.
2489         * c-parser.c (c_parser_unary_expression): Likewise.
2490         * c-pragma.c (handle_pragma_redefine_extname): Likewise.
2491         (handle_pragma_extern_prefix): Likewise.
2492         * c-typeck.c (build_binary_op): Likewise.
2493         * gcse.c (is_too_expensive): Likewise.
2494         * opts.c (decode_options): Likewise.
2495         * stor-layout.c (place_field): Likewise.
2496         * tree-cfg.c (remove_bb): Likewise.
2498         * c.opt (-Wreturn-type): Add Var(warn_return_type).
2499         * flags.h (warn_return_type): Remove.
2500         * toplev.c (warn_return_type): Likewise.
2502 2005-05-24  Kelley Cook  <kcook@gcc.gnu.org>
2504         * configure.ac: Don't use gcc_AC_C_LONG_LONG.  Check for
2505         existence of long long and __int64 before determining their size.
2506         * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
2507         * configure, config.h.in:  Regenerate.
2509 2005-05-24  Kelley Cook  <kcook@gcc.gnu.org>
2511         * configure: Regenerate.
2513 2005-05-24  Ziemowit Laski  <zlaski@apple.com>
2515         * c-common.h (objc_comptypes): Remove prototype.
2516         (objc_compare_types): New prototype.
2517         (objc_volatilized_decl): Likewise.
2518         (objc_type_quals_match): Likewise.
2519         * c-decl.c (objc_mark_locals_volatile): Streamline by calling
2520         objc_volatilize_decl().
2521         * c-typeck.c (comp_target_types): Remove third parameter; do
2522         not call objc_comptypes().
2523         (comptypes): Remove calls to objc_comptypes().
2524         (build_function_call): Extend compatible prototype check to ObjC.
2525         (build_conditional_expr): Adjust call to comp_target_types().
2526         (convert_for_assignment): Call objc_compare_types() instead of
2527         objc_comptypes(); adjust calls to comp_target_types(); call
2528         objc_type_quals_match() before issuing qualifier mismatch
2529         warnings.
2530         (build_binary_op): Call objc_compare_types() before issuing
2531         pointer mismatch warnings; adjust calls to
2532         comp_target_types().
2533         * stub-objc.c (objc_comptypes): Remove stub.
2534         (objc_compare_types): New stub.
2535         (objc_volatilized_decl): Likewise.
2536         (objc_type_quals_match): Likewise.
2538 2005-05-24  Paolo Carlini  <pcarlini@suse.de>
2540         * config/ia64/ia64intrin.h: Define nothing for C++:
2541         overloaded builtins have been ported to C++.
2543 2005-05-24  Jeff Law  <law@redhat.com>
2545         * tree-nested.c (build_addr): New "context" argument.  Temporarily
2546         set current_function_decl around the call to build the ADDR_EXPR.
2547         (get_static_chain): Pass proper context to build_addr.
2548         (convert_nl_goto_reference): Likewise.
2549         (convert_tramp_reference): Likewise.
2550         (final_nesting_tree_1): Likewise.
2551         * tree-profile.c (tree_gen_interval_profiler): Likewise.
2552         (tree_gen_pow2_profiler): Likewise.
2553         (tree_gen_one_value_profiler): Likewise.
2554         * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
2555         * tree.h (build_addr): Update prototype.
2557 2005-05-24  Kazu Hirata  <kazu@cs.umass.edu>
2559         * tree-flow.h (bb_ann_d): Remove has_escape_site.
2560         * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
2561         write to has_escape_site.
2563 2005-05-24  Jeff Law  <law@redhat.com>
2565         * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
2566         * tree-cfg.c: Include tree-ssa-propagate.h.
2567         (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
2568         needed.
2570 2005-05-24  Nick Clifton  <nickc@redhat.com>
2572         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2573         __NO_FPRS__ when 'f' class registers will not be available. 
2575 2005-05-24  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2577         * config/m32r/m32r.c (m32r_expand_block_move):  Return 0 if
2578         nothing was done.
2579         * config/m32r/m32r.md (movmemsi):  If m32r_expand_block_move did
2580         nothing then FAIL.
2581         * config/m32r/m32r/m32r-protos.h  (m32r_expand_block_move): Update
2582         prototype.
2584 2005-05-23  Jeff Law  <law@redhat.com>
2586         * tree-ssa-dom.c (cprop_into_stmt): Do not call
2587         recompute_tree_invariant_for_addr_expr here.
2588         (optimize_stmt): Call it here instead and do so if anything
2589         at all has changed in the statement and the RHS is an ADDR_EXPR.
2590         * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
2591         needed, call recompute_tree_invariant_for_addr_expr.
2592         * tree-ssa-propagate.c (substitute_and_fold): Call
2593         recompute_tree_invariant_for_addr_expr as needed.
2595 2005-05-23  Andreas Krebbel  <krebbel1@de.ibm.com>
2597         * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
2598         saving less registers than the replacement.
2600 2005-05-23  Jan Hubicka  <jh@suse.cz>
2602         * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
2604 2005-05-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
2606         * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
2607         * config/sparc/sparc.c (sparc_expand_move): New function.
2608         (sparc_emit_set_const64): Rewrite assert condition on entry.
2609         (legitimate_constant_p) <CONST_VECTOR>: New case.
2610         (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
2611         * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
2612         movV64, movtf): Use nonimmediate_operand for the first operand.
2613         Rewrite.  Only invoke sparc_expand_move.
2614         * config/sparc/predicates.md (input_operand): Reorder tests.
2616 2005-05-23  Jan Beulich  <jbeulich@novell.com>
2618         * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
2619         missing return statement.
2621 2005-05-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
2623         * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
2624         emit_move_insn for moves to TFmode stack slots.
2626 2005-05-21  Richard Guenther  <rguenth@gcc.gnu.org>
2628         * tree-stdarg.c (execute_optimize_stdarg): Handle references
2629         to va_list of the form &va[0].
2631 2005-05-20  Jan Hubicka  <jh@suse.cz>
2633         * Makefile.in (insn-emit.o): Add basic-block.h dependency.
2634         * genemit.c (main): Make insn-emit to include basic-block.h too.
2636 2005-05-20  Jan Hubicka  <jh@suse.cz>
2638         * cgraphunit.c (cgraph_expand_function): Force function being lowered.
2640 2005-05-19  Richard Henderson  <rth@redhat.com>
2642         * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
2643         emit_store_conditional): Split out from ...
2644         (alpha_split_atomic_op): ... here.
2645         (alpha_split_compare_and_swap): New; extract from .md file.
2646         (alpha_split_lock_test_and_set): Likewise.
2647         * config/alpha/alpha-protos.h: Update.
2648         * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
2649         split code into alpha.c.
2650         (sync_lock_test_and_set<I48MODE>): Likewise.
2652 2005-05-19  Richard Henderson  <rth@redhat.com>
2654         * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
2656 2005-05-19  Richard Henderson  <rth@redhat.com>
2658         * config/i386/sse.md (mulv4si3): Use all register inputs.
2659         (mulv2di3): Likewise.
2661 2005-05-19  Richard Guenther  <rguenth@gcc.gnu.org>
2663         * tree-ssa-loop-ivopts.c (determine_base_object): Use
2664         build_fold_addr_expr to generate trees of correct type.
2665         Use fold_buildN if possible.
2667 2005-05-19  Jan Hubicka  <jh@suse.cz>
2669         * basic-block.h (REG_BR_PROB_BASE): Define.
2670         * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
2671         (dump_cgraph_node): Dump count.
2672         (cgraph_clone_edge): Rescale counts.
2673         (cgraph_clone_node): Likewise.
2674         * cgraph.h: Include basic-block.h
2675         (cgraph_node): Add count.
2676         (cgraph_edge): Add count and loop_nest.
2677         (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
2678         Update prototypes.
2679         * cgraphunit.c: Kill now redundant inlining comment.
2680         (cgraph_create_edges): Make static, maintain current basic block;
2681         fix pasto.
2682         (record_call_1): Fill in new fields.
2683         * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2684         cgraph_clone_node.
2685         (cgraph_decide_recursive_inlining): Likewise.
2686         * rtl.h (REG_BR_PROB_BASE): Kill.
2687         * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
2688         (expand_call_inline): Update call of cgraph_create_edge.
2689         * tree-optimize.c (tree_rest_of_compilation): Likewise.
2691 2005-05-19  Nick Clifton  <nickc@redhat.com>
2693         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
2694         new rs6000_explicit_options structure.
2696 2005-05-19  Richard Henderson  <rth@redhat.com>
2698         PR target/21390
2699         * config/alpha/alpha.c (alpha_emit_conditional_branch): Move 
2700         TFmode code swapping ...
2701         (alpha_emit_xfloating_compare): ... here.
2702         (alpha_emit_setcc): Update to match.
2703         (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
2705 2005-05-19  Richard Henderson  <rth@redhat.com>
2707         PR target/21657
2708         * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
2709         memory indirection in local-dynamic case.
2711 2005-05-18  Jie Zhang  <jie.zhang@analog.com>
2712             Bernd Schmidt  <bernd.schmidt@analog.com>
2714         * config/bfin/bfin.c (branch_dest): Add comment why it's
2715         necessary.
2716         * config/bfin/bfin.md (attr "length" default): Change the offset of
2717         forward conditional branch of length 4 from 4096 to 4092.
2719 2005-05-19  Jan Beulich  <jbeulich@novell.com>
2721         * unwind-compat.c: Include tconfig.h and tsystem.h.
2722         * unwind-dw2-fde-compat.c: Likewise.
2724 2005-05-18  Richard Henderson  <rth@redhat.com>
2726         PR 21541
2727         * ifcvt.c (noce_process_if_block): Avoid conversion when the
2728         memory destination is readonly.
2730 2005-05-18  Richard Henderson  <rth@redhat.com>
2732         PR 21541
2733         * tree-ssa-operands.c (opf_non_specific): New.
2734         (get_asm_expr_operands): Set it.
2735         (add_call_clobber_ops, add_call_read_ops): Likewise.
2736         (add_stmt_operand): Test it instead of opf_kill_def when
2737         considering unmodifiable variables.
2739         * tree-ssa-operands.c (get_expr_operands): Fix exact test.
2741 2005-05-19  Kazu Hirata  <kazu@cs.umass.edu>
2743         * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
2744         tree-ssa-forwprop.c: Fix comment typos.
2745         * doc/invoke.texi: Fix a typo.
2747 2005-05-18  Richard Henderson  <rth@redhat.com>
2749         * config.gcc (powerpc-*-linux*): Include linux64.opt when
2750         including linux64.h.
2752 2005-05-18  Richard Henderson  <rth@redhat.com>
2754         * tree-cfg.c (pass_remove_useless): Revert last change.
2755         * tree-optimize.c (init_tree_optimization_passes): Initialize
2756         all_lowering_passes with PROP_gimple_any.
2758 2005-05-18  Devang Patel  <dpatel@apple.com>
2760         * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
2761         the mask end.
2762         
2763 2005-05-18  Richard Henderson  <rth@redhat.com>
2765         * tree-ssa-forwprop.c (cfg_changed): New.
2766         (tidy_after_forward_propagate_addr): New.
2767         (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
2768         (forward_propagate_addr_into_variable_array_index): Likewise.
2769         (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
2770         edges were removed.
2772 2005-05-18  Geoffrey Keating  <geoffk@apple.com>
2774         * dummy-checksum.c: New.
2775         * genchecksum.c: New.
2776         * c.opt (print_pch_checksum): New flag.
2777         * c-pch.c (struct c_pch_validity): Make much shorter.
2778         (no_checksum): New.
2779         (host_machine): Remove.
2780         (target_machine): Remove.
2781         (get_ident): Change PCH version number.
2782         (pch_init): When -fverbose-asm, print out the compiler fingerprint.
2783         Don't put triplets or version string in PCH validity data.
2784         Do put the compiler checksum in the validity data.
2785         (c_common_valid_pch): Don't check triplets or version string.  Do
2786         check checksum.
2787         (c_common_print_pch_checksum): New.
2788         * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
2789         Print fingerprint with -v.
2790         * c-common.h (c_common_print_pch_checksum): New.
2791         (executable_checksum): New.
2792         * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
2793         (cc1-dummy): New rule.
2794         (cc1-checksum.c): New rule.
2795         (cc1-checksum.o): New rule.
2796         (cc1): Add checksum support.
2797         (build/genchecksum): New.
2798         (build/genchecksum.o): New.
2799         (dummy-checksum.o): New.
2800         (genobjnames): Add genchecksum.o.
2801         (mostlyclean): Remove *-checksum.c.
2802         (gnucompare): Add libgcc to list of directories checked.
2803         Make comparison problems in libgcc/ and with checksum files only
2804         be warnings.
2805         * doc/invoke.texi (Precompiled Headers): Remove caution.
2806         Document that it must be the exact same binary.  Add a few
2807         known-safe flags to the list.
2809         * rs6000/predicates.md (fix_trunc_dest_operand): New.
2810         * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
2811         Check that a memory operand is valid before trying to use it.
2812         
2813         * tree-cfg.c (pass_remove_useless): This pass works on trees.
2815 2005-05-18  Richard Guenther  <rguenth@gcc.gnu.org>
2817         * tree.c (build1_stat): Don't try to handle two-operand
2818         tree codes.
2820 2005-05-18  Richard Sandiford  <rsandifo@redhat.com>
2822         * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
2823         * config/sh/sh.h: Update mask names throughout.
2824         (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
2825         (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
2826         (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
2827         (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
2828         (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
2829         (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
2830         (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
2831         (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
2832         (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
2833         (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
2834         (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
2835         (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
2836         (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
2837         (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
2838         (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
2839         (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
2840         (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
2841         (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
2842         (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
2843         (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
2844         (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
2845         (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
2846         (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
2847         (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
2848         (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
2849         (SUBTARGET_SWITCHES): Delete.
2850         (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
2851         (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
2852         (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
2853         (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
2854         (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
2855         (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
2856         (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
2857         (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
2858         (SUPPORT_SH3): Likewise SUPPORT_SH2.
2859         (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
2860         (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
2861         SUPPORT_SH4_NOFPU.
2862         (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
2863         (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
2864         (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
2865         (SUPPORT_SH4A): Likewise SUPPORT_SH4.
2866         (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
2867         (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
2868         (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
2869         (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
2870         (SUPPORT_ANY_SH5): New macros.
2871         (TARGET_NONE): Replace with...
2872         (MASK_ARCH): ...this new macro.
2873         * config/sh/elf.h: Update mask names
2874         * config/sh/linux.h: Likewise.
2875         * config/sh/little.h: Likewise.
2876         * config/sh/netbsd-elf.h: Likewise.
2877         * config/sh/symbian-pre.h: Likewise.
2878         * config/sh/sh.c (sh_handle_option): New function.
2879         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2880         (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
2881         (sh_target_switches, target_switches): Delete.
2882         (sh_pch_valid_p): Check for specific differences in the target_flags
2883         settings.
2884         (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
2885         * config/sh/sh.opt: New file.
2887 2005-05-18  Richard Henderson  <rth@redhat.com>
2889         PR target/21632
2890         * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
2891         small_addr_symbolic_operand.
2893 2005-05-18  Jeff Law  <law@redhat.com>
2895         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2896         propagate an ADDR_EXPR if the definition and use sites are
2897         in different EH regions.
2899 2005-05-18  Ian Lance Taylor  <ian@airs.com>
2901         * read-rtl.c (mode_attr_index): Use obstack_grow0, not
2902         obstack_grow.
2904 2005-05-18  Daniel Berlin  <dberlin@dberlin.org>
2906         * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
2908 2005-05-18  Daniel Berlin  <dberlin@dberlin.org>
2909         
2910         Fix PR tree-optimization/21407
2912         * tree-ssa-operands.c (note_addressable): Change
2913         COMPONENT_REF handling in response to aliasing
2914         discussion.
2916 2005-05-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
2918         * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
2919         * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
2920         * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
2921         * doc/invoke.texi (SPARC options): Document that -mapp-regs is
2922         the default on Solaris too.
2924 2005-05-17  Daniel Berlin  <dberlin@dberlin.org>
2926         * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
2927         is okay too.
2929 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
2931         * timevar.def (TV_SCEV_CONST): New timevar.
2932         * tree-optimize.c (init_tree_optimization_passes): Add
2933         pass_scev_cprop.
2934         * tree-pass.h (pass_scev_cprop): Declare.
2935         * tree-scalar-evolution.c (scev_const_prop): New function.
2936         * tree-scalar-evolution.h (scev_const_prop): Declare.
2937         * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
2938         New.
2939         * tree-cfg.c (replace_uses_by): Export.
2940         * tree-flow.h (replace_uses_by): Declare.
2942 2005-05-17  Ziemowit Laski  <zlaski@apple.com>
2943             Mike Stump  <mrs@apple.com>
2945         Yet more Objective-C++...
2947         * c-common.h (objc_finish_try_stmt): Add.
2948         (objc_build_synchronized): Add.
2949         (objc_generate_write_barrier): Add.
2950         * stub-objc.c (objc_build_synchronized): Add return value.
2951         (objc_finish_try_stmt): Likewise.
2952         (objc_generate_write_barrier): Add.
2954         * c-common.h (objc_rewrite_function_call): Add.
2955         * c-typeck.c (build_function_call): Allow objc to rewrite
2956         FUNCTION_DECLs.
2957         (build_modify_expr): Allow objc to generate write barriers.
2958         * c.opt (Wassign-intercept): Add.
2959         (Wstrict-selector-match): Add.
2960         (fobjc-call-cxx-cdtors): Add.
2961         (fobjc-direct-dispatch): Add.
2962         (fobjc-gc): Add.
2963         * dbxout.c (get_lang_number): Add Objective-C++ support.
2964         * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
2965         (-Wstrict-selector-match): Likewise.
2966         (-fobjc-direct-dispatch): Likewise.
2967         (-Wassign-intercept): Likewise.
2968         (Overall Options): Likewise.
2969         * gengtype.c (get_output_file_with_visibility): Likewise.
2970         * stub-objc.c (objc_rewrite_function_call): Add.
2971         * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
2973         * c-common.c (flag_objc_exceptions): Remove.
2974         (flag_objc_sjlj_exceptions): Remove.
2975         * c-decl.c (objc_mark_locals_volatile): Don't change decls
2976         that are already ok.
2977         * c-opts.c (c_common_handle_option, case
2978         OPT_fobjc_exceptions): Remove.
2979         (case OPT_fobjc_sjlj_exceptions): Remove
2980         * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
2981         (fobjc-exceptions): Likewise.
2982         (fobjc-sjlj-exceptions): Likewise.
2983         * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
2984         (OFFS_ASSIGNIVAR_FAST): Add.
2985         
2986 2005-05-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
2988         * config/sparc/sparc.md (movhi): Do not test constness
2989         of operand #1 twice.
2990         (movsi): Likewise.
2991         (movdi): Unconditionally accept zero as second operand
2992         when the first is memory.
2993         (movdi_insn_sp32): Handle above case.
2994         (DImode splitter): Use predicates.
2995         (DImode splitter): Use const_zero_operand predicate.
2996         (movsf_insn): Swap 2 alternatives.
2998 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
3000         * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
3001         expand_simple_operations to bases of the ivs.
3002         (tree_int_cst_sign_bit): Export.
3003         * tree-flow.h (expand_simple_operations): Declare.
3004         * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
3005         tree_int_cst_sign_bit.
3006         (expand_simple_operations): Export.
3007         * tree.h (tree_int_cst_sign_bit): Declare.
3009 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
3011         * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
3012         merged block.
3013         (replace_uses_by): New function.
3014         (tree_merge_blocks): Eliminate the phi nodes in the merged block.
3015         * tree-flow.h (fold_stmt_inplace): Declare.
3016         * tree-ssa-ccp.c (fold_stmt_inplace): New function.
3017         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
3018         info after cfg cleanup.
3020 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
3022         * cfgloop.h (just_once_each_iteration_p): Declaration changed.
3023         * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
3024         const.
3026 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
3028         * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
3029         * ggc-zone.c (ggc_alloc_zone_1): Ditto.
3030         * timevar.c (timevar_ggc_mem_total): New variable.
3031         (GGC_MEM_BOUND): New constant.
3032         (get_time): Record ggc memory status.
3033         (timevar_accumulate): Accumulate amount of ggc memory.
3034         (timevar_print): Print consumption of ggc memory.
3035         * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
3036         TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
3037         TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
3038         * timevar.h (struct timevar_time_def): Add ggc_mem field.
3039         (timevar_ggc_mem_total): Declare.
3041 2005-05-17  Kazu Hirata  <kazu@cs.umass.edu>
3043         * tree-into-ssa.c (update_ssa): Clean up by shortening the
3044         live range of DFS.
3046 2005-05-17  Hans-Peter Nilsson  <hp@axis.com>
3048         * config/cris/cris.md (ncond, ocode, rcond): Remove separate
3049         define_code_attr.
3050         ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
3051         ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
3052         ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
3053         ("s<ocond:code>"): Rename from respectively "b<ncond>",
3054         "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
3055         "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
3056         "s<rcond>" and "s<ocond>".
3057         ("b<ocond:code>", "*b<ocond:code>_reversed")
3058         ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
3059         output statement section.
3061 2005-05-17  Roger Sayle  <roger@eyesopen.com>
3063         * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
3065 2005-05-17  Steven Bosscher  <stevenb@suse.de>
3066             Stuart Hastings <stuart@apple.com>
3067             Jan Hubicka  <jh@suse.cz>
3068             Dale Johannesen  <dalej@apple.com>
3070         * cgraph.h (cgraph_node): Add 'lowered' state.
3071         (cgraph_lower_function): Declare.
3072         * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
3073         (cgraph_lower_function): New function.
3074         (cgraph_create_edges): Deal with lowered function bodies.
3075         (verify_cgraph_node): Likewise.
3076         (cgraph_analyze_function): Do lowering job.
3077         (cgraph_build_static_cdtor): Likewise.
3078         * function.h (struct function): Add saved_eh and saved_cfg.
3079         * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
3080         * tree-cfg.c (fold_cond_expr_cond): Export.
3081         * tree-flow.h (fold_cond_expr_cond): Declare.
3082         * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
3083         pointer-set.
3084         (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
3085         in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
3086         callee_cfun, block, eh_region, eh_region_offset.
3087         (inlining_p): New predicate.
3088         (remap_decl): Update for new inline_data; declare newly created inline
3089         vars in low gimple way.
3090         (copy_body_r): Update for new datastructure, simplify some of handling
3091         when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
3092         deal with RESX_EXPRs.
3093         (copy_bb): New.
3094         (copy_edges_for_bb): Likewise.
3095         (remap_decl_1): New.
3096         (copy_cfg_body): New.
3097         (copy_generic_body): Rewrite to work on low gimple.
3098         (copy_body): Turn into simple wrapper around copy_cfg_body.
3099         (setup_one_parameter): Insert new statements into given basic block.
3100         (initialize_initialized_parameters): Likewise, reorganize way things are
3101         gimplified.
3102         (declare_return_variable): Update for new inline data datastructure.
3103         (inline_forbidden_p): Work on low gimple.
3104         (estimate_num_insns): Likewise.
3105         (expand_call_inline): Work on CFG.
3106         (push_cfun, pop_cfun): New functions.
3107         (cfun_stack): New stack.
3108         (add_lexical_block): New function.
3109         (gimple_expand_calls_inline): Work on basic block.
3110         (optimize_inline_calls): Likewise.
3111         (clone_body, save_body, unsave_ewpr_now): Update for new
3112         datastructures.
3113         (declare_inline_vars): Work on block instead of bind_expr.
3114         (inlining_p): New predicate.
3115         * tree-inline.h (push_cfun, pop_cfun): Declare.
3116         * tree-optimize.c: Include except.h
3117         (all_lowering_passes): New variable.
3118         (execute_fixup_cfg, pass_fixup_cfg): New pass.
3119         (init_tree_optimization_passes): Move some to all_lowering_passes.
3120         (tree_lowering_passes): New function.
3121         (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
3122         * tree-pass.h (tree_lowering_passes): Declare
3124 2005-05-17  Nathan Sidwell  <nathan@codesourcery.com>
3126         * unwind-dw2-fde-darwin.c: Include tsystem.h.
3128 2005-05-17  Jeff Law  <law@redhat.com>
3130         * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
3131         * tree-ssa-forwprop.c: Include langhooks.h.
3132         (forward_propagate_addr_expr_into_variable_array_index): New.
3133         (forward_propagate_addr_expr): New.
3134         (tree_ssa_forward_propagate_single_use_vars): Loop over all
3135         the statements in the block instead of just the last statement.
3136         Call forward_propagate_addr_expr as needed.
3137         (pass_forwprop): Update the SSA graph after forward propagation is
3138         complete.
3140 2005-05-17  Nathan Sidwell  <nathan@codesourcery.com>
3142         * unwind-dw2-fde-glibc.c (base_from_cb_data,
3143         _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
3144         appropriate.
3145         * unwind-dw2-fde.c (__deregister_frame_info_bases,
3146         base_from_object, fde_split, end_fde_sort): Likewise.
3147         * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op, 
3148         execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
3149         uw_init_context_1): Likewise.
3150         * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
3151         _Unwind_Resume_or_Rethrow): Likewise.
3152         * unwind-pe.h (__gxx_abort): Do not define.
3153         (size_of_encoded_value, base_of_encoded_value,
3154         read_encoded_value_with_base): Use gcc_unreachable.
3155         * unwind.h (_Unwind_GetTextRelBase): Likewise.
3157 2005-05-17  Daniel Jacobowitz  <dan@codesourcery.com>
3159         * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
3160         (cfi_end): New macros.
3161         (RETLDM): Use cfi_pop.  Expect an eight byte stack frame.
3162         (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros.  Create
3163         an eight byte stack frame.
3164         (__NR_tkill): Define.
3165         (__div0): Use gettid tkill on GNU/Linux.
3166         (_arm_return): Add CFI.
3167         (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
3169 2005-05-17  Daniel Jacobowitz  <dan@codesourcery.com>
3171         * configure.ac: Remove spaces around assignment to
3172         gcc_cv_ld_sysroot.
3173         * configure: Regenerated.
3175 2005-05-17  David Edelsohn  <edelsohn@gnu.org>
3177         * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
3178         * config/rs6000/rs6000.c (rs6000_explicit_options): Add
3179         aix_struct_ret.
3180         (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
3181         Modify aix_struct_return variable, not target_flags.
3182         (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
3183         (rs6000_return_in_memory): Test aix_struct_return.
3184         * config/rs6000/rs6000.opt (maix-struct-return): Convert to
3185         independent variable.  Report mxl-compat.
3187 2005-05-17  Bernd Schmidt  <bernd.schmidt@analog.com>
3189         * config/bfin/bfin.md (eh_return): Add missing DONE.
3191 2005-05-17  Ian Lance Taylor  <ian@airs.com>
3193         * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
3194         field.
3195         (mode_attr_index): Remove check for defined attribute.  Remove
3196         infile parameter.  Change all callers.
3197         (apply_mode_maps): Add unknown parameter.  Change caller.  Always
3198         return after finding attribute.
3199         (apply_macro_to_rtx): Add unknown_mode_attr parameter.  Change
3200         callers.
3201         (apply_macro_traverse): Set mtd->unknown_mode_attr.
3202         (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
3203         attribute used for a mode.
3205 2005-05-17  Paolo Bonzini  <bonzini@gnu.org>
3207         * tree-ssa-math-opts.c: New file.
3209 2005-05-17  Paolo Bonzini  <bonzini@gnu.org>
3211         * tree-ssa-math-opts.c: New file.
3213 2005-05-17  Paolo Bonzini  <bonzini@gnu.org>
3215         * Makefile.in: Add tree-ssa-math-opts.c.
3216         * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
3217         * fold-const.c (distribute_real_division): New.
3218         (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
3219         * tree-pass.h (pass_cse_reciprocals): New.
3220         * tree-optimize.c (init_tree_optimization_passes): Run it.
3221         * doc/passes.texi: Document the new pass.
3223 2005-05-17  Richard Guenther  <rguenth@gcc.gnu.org>
3225         PR middle-end/21595
3226         * builtins.c (fold_builtin_constant_p): Handle
3227         &"string cst"[0] as constant.
3229 2005-05-17  Richard Henderson  <rth@redhat.com>
3231         * config/i386/sse.md (mulv16qi3, mulv2di3): New.
3233 2005-05-17  Jakub Jelinek  <jakub@redhat.com>
3235         PR middle-end/21492
3236         * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
3237         src2 if src2 has been split.
3239         PR tree-optimization/21610
3240         * c-typeck.c (decl_constant_value_for_broken_optimization): If not
3241         returning DECL, call unshare_expr.
3243 2005-05-17  Hans-Peter Nilsson  <hp@axis.com>
3245         * config/cris/cris.md: Unquote preparation and output statements.
3246         (BWD, WD, BW): New, mode-macros.
3247         (S, s, m, mm, nbitsm1): New, mode-attrs.
3248         (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
3249         (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
3250         code-attrs.
3251         ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
3252         ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
3253         ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
3254         "*cmp_swapexthi".
3255         ("cmp<mode>"): Replace "cmphi" and "cmpqi".
3256         ("movdi"): Move misplaced head comment regarding necessity of
3257         movdi from movsi to here.
3258         ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
3259         "*mov_sidehi_biap".
3260         ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
3261         ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
3262         "*mov_sideqi_biap_mem".
3263         ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
3264         "*mov_sidehi_mem".
3265         ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
3266         "*clear_sidehi_biap" and "*clear_sideqi_biap".
3267         ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
3268         and "*clear_sideqi".
3269         ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
3270         "*ext_sidehisi_biap".
3271         ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
3272         "*ext_sidehisi".
3273         ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
3274         ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
3275         ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
3276         ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
3277         ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
3278         "zero_extendqisi2".
3279         ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
3280         "*op_sidehi_biap" and "*op_sidesi_biap".
3281         ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
3282         "*op_sidesi".
3283         ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
3284         "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
3285         ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
3286         "*op_swap_sidehi" and "*op_swap_sidesi".
3287         ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
3288         in the N alternative of "subqi3".
3289         ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
3290         "*extophisi_side_biap".
3291         ("*extop<mode>si_side"): Replace "*extopqisi_side" and
3292         "*extophisi_side".
3293         ("*extop<mode>si_swap_side_biap"): Replace
3294         "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
3295         ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
3296         "*extophisi_swap_side".
3297         ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
3298         ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
3299         "*extophisi_swap".
3300         ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
3301         "mulqihi3", "mulhisi3" and "mulhisi3".
3302         ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
3303         ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
3304         "umulsi3_highpart".
3305         ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
3306         ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
3307         ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
3308         ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
3309         ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
3310         ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
3311         "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
3312         ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
3313         "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
3314         ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
3315         ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
3316         ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
3317         "*ashlhi_lowpart".
3318         ("abs<mode>2"): Replace "abshi2" and "absqi2".
3319         ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
3320         "bleu".
3321         ("b<ocond>"): Replace "bgt" and "ble".
3322         ("b<rcond>"): Replace "blt" and "bge".
3323         ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
3324         "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
3325         "*bleu_reversed".
3326         ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
3327         "*ble_reversed".
3328         ("*b<rcond>_reversed"): Replace "*blt_reversed" and
3329         "*blt_reversed".
3330         ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
3331         "sne".
3332         ("s<rcond>"): Replace "sge" and "slt".
3333         ("s<ocond>"): Replace "sgt" and "sle".
3334         ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
3335         [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
3336         ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
3337         clear.w [rx=rx+i] and clear.b [rx=rx+i].
3339 2005-05-17  Jakub Jelinek  <jakub@redhat.com>
3341         * varasm.c (struct constant_descriptor_tree): Add hash field.
3342         (const_desc_hash): Just return hash field.
3343         (const_desc_eq): If hash values are different, return 0 immediately.
3344         (output_constant_def): Compute hash field of temporary key, use
3345         htab_find_slot_with_hash instead of htab_find_slot.  Set hash in
3346         newly built constant descriptor.
3347         (lookup_constant_def): Compute hash field of temporary key, use
3348         htab_find_with_hash instead of htab_find.
3350 2005-05-16  Richard Henderson  <rth@redhat.com>
3352         * config/i386/sse.md (mulv4si3): New.
3354 2005-05-17  Hans-Peter Nilsson  <hp@axis.com>
3356         * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
3357         tests for noncanonical versions of reg+constant and
3358         reg+reg*{1,2,4}.
3360 2005-05-16  Richard Henderson  <rth@redhat.com>
3361             Steven Bosscher <stevenb@suse.de>
3363         PR tree-opt/21399
3364         * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from 
3365         maybe_clean_eh_stmt; take old stmt parameter.  Update EH
3366         region data structure to match replacement.
3367         * tree-flow.h: Update to match.
3368         * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3369         * tree-ssa-dom.c (optimize_stmt): Likewise.
3370         * tree-ssa-pre.c (eliminate): Likewise.
3371         * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3373 2005-05-16  Caroline Tice  <ctice@apple.com>
3375         * bb-reorder.c (verify_hot_cold_block_grouping):  Replace
3376         internal_error with gcc_assert.
3377         * dwarf2out.c (dwarf2out_switch_text_section):  Likewise.
3378         * function.h (struct function): Remove space between "*" and
3379         struct field names.
3380         * varasm.c (initialize_cold_section_name):   Add gcc_assert;
3381         modify to use alloca.
3382         (unlikely_text_section): Add check for flag_function_sections.
3383         (assemble_start_function):  Move call to resolve_section, so it
3384         comes before first call to unlikely_text_section.
3385         (assemble_end_function):  Add test and call to function_section
3386         if appropriate.
3387         
3388 2005-05-16  Roger Sayle  <roger@eyesopen.com>
3390         * c-common.c (c_common_truthvalue_conversion): Use fold_build2
3391         instead of build_binary_op when performing code transformations
3392         to avoid error messages about constructs not it the user's code.
3394 2005-05-16  Kazu Hirata  <kazu@cs.umass.edu>
3396         * tree-ssa-pre.c: Fix a comment typo.
3398 2005-05-16  Richard Henderson  <rth@redhat.com>
3400         PR target/21556
3401         * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
3402         load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
3403         add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
3404         load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
3405         add_tprel22): Remove mode from symbolic operand.
3407 2005-05-16  Richard Sandiford  <rsandifo@redhat.com>
3409         * optc-gen.awk: Include intl.h after the externally-provided files.
3411 2005-05-16  Kazu Hirata  <kazu@cs.umass.edu>
3413         * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
3414         folding a COND_EXPR_COND in a nondestructive manner.
3416 2005-05-16  Fariborz Jahanian <fjahanian@apple.com>
3418         * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh, 
3419         altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
3420         New values for vec_select definitions and bitmask for element
3421         selection.
3422          
3423 2005-05-16  Kazu Hirata  <kazu@cs.umass.edu>
3425         * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
3426         Change the type to VEC(rtx,gc)*.
3427         (mem_loc_descriptor, add_const_value_attributes,
3428         dwarf2out_init): Adjust uses of used_rtx_varray.
3430         * tree-data-ref.c (compute_all_dependences): Change the type
3431         of dependence_relations to VEC(ddr_p,heap)**.
3432         (compute_data_dependences_for_loop): Change the type of
3433         allrelations to VEC(ddr_p,heap)*.
3435 2005-05-16  Richard Sandiford  <rsandifo@redhat.com>
3437         * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
3438         system.h, coretypes.h and tm.h.
3439         (options.o): Update dependencies accordingly.
3440         * optc-gen.awk: Allow header_name to be a list of filenames.
3441         Handle the "Condition" flag.
3442         * opts.h (CL_DISABLED): New flag.
3443         * opts.c (handle_option): Print an error for CL_DISABLED options.
3444         * doc/options.texi: Document the "Condition" option flag.
3446 2005-05-16  Paolo Bonzini  <bonzini@gnu.org>
3448         * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
3450 2005-05-15  Roger Sayle  <roger@eyesopen.com>
3452         * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
3453         check for TREE_OVERFLOW on INTEGER_CST trees.
3454         * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
3455         CONSTANT_CLASS_P tree nodes.
3457 2005-05-15  H.J. Lu  <hongjiu.lu@intel.com>
3459         PR target/21551
3460         * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
3462 2005-05-15  Daniel Berlin  <dberlin@dberlin.org>
3463             
3464         Fix PR tree-optimization/21576
3465         
3466         * tree-ssa-pre.c (expression_node_pool): New pool.
3467         (comparison_node_pool): Ditto.
3468         (list_node_pool): Ditto.
3469         (pool_copy_list): New function.
3470         (phi_translate): Handle CALL_EXPR.
3471         (valid_in_set): Ditto.
3472         (create_expression_by_pieces): Ditto.
3473         (insert_into_preds_of_block): Ditto.
3474         (insert_aux): Ditto.
3475         (compute_avail): Ditto.
3476         (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
3477         (can_value_number_call): New function.
3478         (find_leader): Update comment.
3479         (init_pre): Create new pools.
3480         (fini_pre): Free new pools.
3481         (pass_pre): Add TODO_update_ssa for the future when we are going
3482         to need vops.
3483         * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
3484         (set_value_handle): Ditto.
3485         (get_value_handle): Ditto.
3487 2005-05-15  Richard Earnshaw  <richard.earnshaw@arm.com>
3489         * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
3491 2005-05-15  Andreas Jaeger  <aj@suse.de>
3493         * gcc.c (pfatal_pexecute): Remove unused local function.
3495 2005-05-15  Richard Sandiford  <rsandifo@redhat.com>
3497         * optc-gen.awk: Remove excess indentation.
3498         * opth-gen.awk: Likewise.
3500 2005-05-14  Kaz Kojima  <kkojima@gcc.gnu.org>
3502         * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
3503         of basic_block_info.  Call init_flow and find_basic_blocks
3504         before dbr_schedule if needed.
3506 2005-05-14  Kazu Hirata  <kazu@cs.umass.edu>
3508         * tree-optimize.c (init_tree_optimization_passes): Move
3509         pass_cd_dce in place of the last pass_dce.
3511         PR tree-optimization/21563
3512         * tree-vrp.c (compare_value): Return boolean_false_node when
3513         SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
3514         strictly larger than CST.
3516 2005-05-14  Nathan Sidwell  <nathan@codesourcery.com>
3517             Jan-Benedict Glaw  <jbglaw@lug-owl.de>
3519         * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
3520         gcc_assert().
3521         (rev_cond_name) Likewise.
3522         (vax_float_literal) Likewise.
3523         * config/vax/vax.md: Likewise.
3525 2005-05-14  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
3527         * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
3528         registers and use them (specifically the stack pointer).
3529         * config/vax/vax.h: Use above defines right here.
3531         * config/vax/vax.c: (override_options) Remove 'register' keyword.
3532         (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
3533         (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
3534         whitespace.
3535         * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
3536         mostly removal of trailing spaces...
3537         * config/vax/vax-modes.def: Remove trailing whitespace.
3539         * config/vax/elf.h: Update whitespace.
3541 2005-05-14  Richard Guenther  <rguenth@gcc.gnu.org>
3543         Revert
3544         2005-05-11  Richard Guenther  <rguenth@gcc.gnu.org>
3545         * fold-const.c (fold_indirect_ref_1): Avoid removing
3546         NOP_EXPRs with type qualifiers like const.
3548 2005-05-14  Jan Hubicka  <jh@suse.cz>
3550         Patch by Richard Henderson:
3551         * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3552         Handle RESX expressions properly.
3554         * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
3555         (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
3556         (remove_stmt_from_eh_region_fn): Likewise.
3558         * tree-cfg.c (execute_warn_function_return): Break out noreturn
3559         warning too..
3560         (execute_warn_function_noreturn): ... here.
3561         (pass_warn_function_noreturn): New pass.
3562         * tree-pass.h (pass_warn_function_noreturn): Declare
3563         * tree-optimize.c (init_tree_optimization_passes): Move return
3564         warnings early and add noreturn warnings at place of previous
3565         return warnings.
3567 2005-05-14  Kazu Hirata  <kazu@cs.umass.edu>
3569         * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
3570         root_var_init, type_var_init): Use VEC instead of VARRAY.
3571         * tree-ssa-live.h (tree_partition_associator_d): Change the
3572         type of trees to VEC(tree,heap)*.
3573         (tpa_tree): Use VEC instead of VARRAY.
3575 2005-05-14  Richard Guenther  <rguenth@gcc.gnu.org>
3577         * fold-const.c (div_if_zero_remainder): New function.
3578         (try_move_mult_to_index): Use it.
3580 2005-05-14  Kazu Hirata  <kazu@cs.umass.edu>
3582         * tree-eh.c (leh_tf_state): Change the type of dest_array to
3583         VEC(tree,heap)*.
3584         (maybe_record_in_goto_queue, lower_try_finally_onedest,
3585         lower_try_finally_copy, lower_try_finally_switch,
3586         lower_try_finally): Use VEC instead of VARRAY.
3588 2005-05-14  Hans-Peter Nilsson  <hp@axis.com>
3590         * config/cris/cris.h (Node: Register Classes): Remove obsoleted
3591         comment regarding defined register classes.
3592         (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
3594 2005-05-14  Kazu Hirata  <kazu@cs.umass.edu>
3596         * tree-optimize.c (init_tree_optimization_passes): Move
3597         pass_merge_phi before the first pass_dominator.
3599 2005-05-13  Richard Earnshaw  <richard.earnshaw@arm.com>
3601         * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
3602         unconditional.
3604 2005-05-13  Josh Conner  <jconner@apple.com>
3606         * config/arm/arm.c (arm_size_return_regs): New.
3607         (thumb_unexpanded_epilogue): replace in-line calculation
3608         of return registers with call to arm_size_return_regs.
3609         (use_return_insn): Include test of which registers are
3610         being used to hold return values, to accommodate
3611         vector return values.
3613 2005-05-11  Aldy Hernandez  <aldyh@redhat.com>
3615         * config/rs6000/sysv4.opt (mlittle): Handle.
3617         * config/rs6000/rs6000.c (rs6000_handle_option): Set
3618         target_flags_explicit when appropriate.
3620 2005-05-13  J"orn Rennecke <joern.rennecke@st.com>
3622         PR middle-end/20714:
3623         * optabs.c (no_conflict_data): New struct.
3624         (no_conflict_move_test): New function.
3625         (emit_no_conflict_block): Use it.
3627 2005-05-13  Adam Nemet  <anemet@lnxw.com>
3629         * doc/invoke.texi (Debugging Options): Option
3630         -fdump-translation-unit only works with C++ now.
3632 2005-05-13  Hans-Peter Nilsson  <hp@axis.com>
3634         Replace calls to abort in CRIS port.
3635         * config/cris/cris.h (CRIS_ASSERT): New macro.
3636         * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
3637         internal_error instead of abort.
3638         ("movsi"): Ditto.  Unquote preparation statement section.
3639         ("call", "call_value"): Ditto, but use gcc_assert where
3640         appropriate.  Tweak comments.
3641         * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
3642         CRIS_ASSERT.
3643         (cris_op_str): Call internal_error, not abort.
3644         (cris_print_operand): Tweak "abort" reference to "die" in comment.
3645         (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
3646         (cris_notice_update_cc): Call internal_error, not abort.
3647         (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
3648         (cris_emit_movem_store, cris_asm_output_symbol_ref)
3649         (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
3650         (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
3651         ENABLE_CHECKING-guarded abort call.
3652         (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
3653         Use internal_error at end of test-chain.
3655 2005-05-13  J"orn Rennecke <joern.rennecke@st.com>
3657         PR rtl-optimization/20769:
3658         * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
3659         pattern emitted by expand_nl_goto_receiver.
3661         PR middle-end/20793:
3662         * integrate.c (allocate_initial_values): Update register liveness
3663         information.
3665 2005-05-13  Josh Conner  <jconner@apple.com>
3667         * arm.c (arm_return_in_memory): Add handling for vector return types.
3669 2005-05-13  David Ung  <davidu@mips.com>
3671         * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
3672         name.
3673         * config/mips/mips.c: Add 4km alias.
3674         * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
3675         * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
3676         description.
3678 2005-05-13  Jan Hubicka  <jh@suse.cz>
3680         * c-decl.c (finish_function): Suppress "control reaches end of
3681         non-void function" when "no return statement in function
3682         returning non-void" is issued.
3684         * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
3685         * tree-optimize.c (pass_gimple): Kill.
3686         (init_tree_optimization_passes): Kill pass_gimple.
3687         * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
3688         * tree-dump.c (dump_files): Rename .generic to .gimple.*
3690 2005-05-13  J"orn Rennecke <joern.rennecke@st.com>
3692         PR rtl-optimization/20756:
3693         * basic-block.h (PROP_DEAD_INSN): Define.
3694         * flow.c (propagate_one_insn): Set during mark_set_regs call
3695         for a dead insn.
3696         (mark_set_1): Emit a clobber when we are about to delete a dead insn
3697         that kills a live register.
3699 2005-05-13  Adrian Straetling  <straetling@de.ibm.com>
3701         * config/s390/s390.md: ("DBL"): New mode attribute.
3702         ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
3703         ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
3704         ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
3706 2005-05-13  Richard Guenther  <rguenth@gcc.gnu.org>
3708         * c-format.c (check_format_arg): Handle string literals of
3709         the form &"string"[offset].
3711         * g++.dg/warn/format4.C: New testcase.
3713 2005-05-13  Kazu Hirata  <kazu@cs.umass.edu>
3715         * config/mips/3000.md, config/mips/4000.md,
3716         config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
3717         config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
3718         config/mips/generic.md, config/pdp11/pdp11.md,
3719         config/sh/crt1.asm, config/sh/lib1funcs.asm,
3720         config/sh/sh-modes.def, config/sh/sh-protos.h,
3721         config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
3723 2005-05-13  Richard Henderson  <rth@redhat.com>
3725         * function.c (instantiate_virtual_regs_in_insn): Do not simplify
3726         addition to move unless dest is a register.  Do not skip
3727         instantiation in dest on addition simplification.
3729 2005-05-13  Hans-Peter Nilsson  <hp@axis.com>
3731         * config/cris/cris.c (cris_print_operand) <case 'H'; case
3732         CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
3733         output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
3735 2005-05-13  Jan Hubicka  <jh@suse.cz>
3737         * basic-block.h (FOR_ALL_BB_FN): New macro.
3738         (init_flow): Initialize cfg structure.
3739         * function.c (allocate_struct_function): Do not initialize cfg structure.
3740         * tree-cfg.c (init_empty_tree_cfg): Break out from ...
3741         (build_tree_cfg): ... here.
3742         * tree-flow.h (init_empty_tree_cfg): Declare.
3744 2005-05-12  Steven Bosscher <stevenb@suse.de>
3746         Fix PR tree-optimization/21520
3747         * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
3748         to attempt to fold constants.
3750 2005-05-12  Kaz Kojima  <kkojima@gcc.gnu.org>
3752         * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
3753         only when TARGET_ADJUST_UNROLL_MAX is defined.
3754         (general_movsrc_operand): Use the C style comment.
3755         (ua_offset): Use prototype.
3757 2005-05-12  Zdenek Dvorak  <dvorakz@suse.cz>
3759         * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
3760         (struct hmr_data, hoist_memory_reference, memref_del,
3761         struct fmrv_data): Removed.
3762         (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
3763         (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
3764         list.
3765         (find_more_ref_vops): Traverse the list of memory references.
3766         (determine_lsm_loop): Work with the list of memory references instead
3767         of traversing the hashtable.
3769 2005-05-12  Steven Bosscher  <stevenb@suse.de>
3770             Stuart Hastings <stuart@apple.com>
3771             Jan Hubicka  <jh@suse.cz>
3773         * except.c  (duplicate_eh_region_1, duplicate_eh_region_2,
3774         duplicate_eh_regions): New functions, based on old
3775         implementation removed with RTL inliner.
3776         (reachable_next_level): Modify behaviour pre-inline.
3777         * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
3778         Declare.
3779         * function.h (struct function): Add after_inlining flag.
3780         * tree-optimize.c (tree_rest_of_compilation): Set it.
3781         * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
3782         when needed.
3783         * tree-cfg.c (label_to_block_fn): Deal with cases where
3784         label was never insterted into code.
3786 2005-05-12  Zack Weinberg  <zack@codesourcery.com>
3788         * doc/cpp.texi: Document that #sccs is a synonym for #ident.
3790 2005-05-12  Daniel Berlin  <dberlin@dberlin.org>
3792         Fix PR tree-optimization/21532
3793         * tree-ssa-pre.c (create_expression_by_pieces): stmt
3794         needs to go onto the inserted_exprs list.
3796 2005-05-12  Ian Lance Taylor  <ian@airs.com>
3798         * c-common.h (statement_code_p): Don't declare.
3799         (STATEMENT_CODE_P): Don't define.
3800         (INIT_STATEMENT_CODES): Don't define.
3801         * c-common.c (statement_code_p): Don't define.
3803 2005-05-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
3805         * config/sparc/sparc.h: Remove dead code.
3806         * config/sparc/sparc.c (sparc_compute_frame_size): Use
3807         FIRST_PARM_OFFSET for the size of the register window area.
3808         (emit_save_regs): Rename into emit_save_or_restore_regs.
3809         Add 'action' parameter.  Use 4095 as upper bound for the offset.
3810         Pass 'action' to save_or_restore_regs.
3811         (emit_restore_regs): Delete.
3812         (sparc_expand_prologue): Call emit_save_or_restore_regs.
3813         (sparc_expand_epilogue): Likewise.
3814         * config/sparc/sparc.md (mode macro P): Move.
3815         (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
3816         (mov<V32:mode> expander): Move to the top of the V32 section.
3817         (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
3818         (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
3819         (sibcall_epilogue): Move.
3821 2005-05-12  Richard Earnshaw  <richard.earnshaw@arm.com>
3823         PR target/21501
3824         * arm.c (arm_gen_constant): Sign-extend intermediate values when
3825         synthesizing a constant of the difference of two immediates.
3827 2005-05-12  Richard Earnshaw  <richard.earnshaw@arm.com>
3829         * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
3830         (negdf2_vfp): Likewise.  Convert to define_insn_and_split and split
3831         the alternatives using integer registers into the appropriate
3832         primitives.
3834 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3836         * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
3837         bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
3838         * bitmap.h: Fixed comments.
3840 2005-05-11  Richard Henderson  <rth@redhat.com>
3842         PR target/21412
3843         * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
3844         (ia64_cannot_force_const_mem): New.
3845         (tls_symbolic_operand_type): New.
3846         (ia64_legitimate_constant_p): New.
3847         (ia64_expand_load_address): Return true on success.  Improve
3848         checks for when we should not split.
3849         (ia64_expand_tls_address): New addend operand.  Distribute it
3850         as appropriate to the tls_kind.  Delay referencing gp.
3851         (ia64_expand_move): Split symbolic addend as necessary.  Handle
3852         tls symbols with addends.
3853         * config/ia64/ia64-protos.h: Update.
3854         * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
3855         p0, f0, f1, and r13.
3856         (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
3857         * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
3858         (symbolic_operand splitter): Pass everything through
3859         ia64_expand_load_address and FAIL or DONE as appropriate.
3860         (load_fptr): Only accept after reload.
3861         (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
3862         load_symptr_low, load_ltoff_dtpmod,
3863         (load_dtpmod): New.
3864         (load_dtprel): Only accept tls symbols.
3865         (load_dtprel64, load_dtprel22): Likewise.
3866         (load_tprel, load_tprel64, load_tprel22): Likewise.
3867         (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
3868         (add_dtprel): Only accept tls symbols.  Canonicalize PLUS.
3869         (add_dtprel14, add_dtprel22): Likewise.
3870         (add_tprel, add_tprel14, add_tprel22): Likewise.
3871         * config/ia64/predicates.md (small_addr_symbolic_operand): New.
3872         (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
3873         (got_symbolic_operand): Check CONST offsets.
3874         (tls_symbolic_operand, ld_tls_symbolic_operand): New.
3875         (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
3876         (move_operand): Don't handle tls here.  Check CONST offsets.
3878 2005-05-11  Richard Sandiford  <rsandifo@redhat.com>
3880         * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
3881         Remove hilo_operand check.
3882         (rm7_impy_si_mul): Just match imul3.  Remove hilo_operand check.
3883         * config/mips/predicates.md (hilo_operand): Delete.
3885 2005-05-11  Richard Sandiford  <rsandifo@redhat.com>
3887         * config/mips/sr71k.md, config/mips/7000.md: Reformat.
3889 2005-05-11  Kazu Hirata  <kazu@cs.umass.edu>
3891         PR tree-optimizer/18472
3892         * tree-if-conv.c (tree_if_convert_stmt,
3893         if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
3895 2005-05-11  Jan Hubicka  <jh@suse.cz>
3897         * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
3898         (GTFILES): add except.h.
3899         * except.c (eh_status): Add throw_stmt_table.
3900         (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
3901         * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
3902         lookup_stmt_eh_region_fn): Declare.
3903         (throw_stmt_node): New structure.
3904         (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
3905         * gengtype.c (open_base_files): Add except.h to inlines.
3906         * tree-eh.c (throw_stmt_node): Kill.
3907         (record_stmt_eh_region): Update.
3908         (add_stmt_to_eh_region_fn): Break out from ...
3909         (add_stmt_to_eh_region): ... here.
3910         (remove_stmt_from_eh_region_fn): Break out from ...
3911         (remove_stmt_from_eh_region): ... here.
3912         (lookup_stmt_eh_region_fn): Break out from ...
3913         (lookup_stmt_eh_region): ... here.
3914         (honor_protect_cleanup_actions): Use build_resx.
3915         (lower_try_finally_onedest): Likewise.
3916         (lower_try_finally_copy): Likewise.
3917         (lower_try_finally_switch): Likewise.
3918         (lower_eh_constructs): Update eh table construction.
3919         * tree.c (build_resx): New.
3920         * tree.h (build_resx): Declare.
3922 2005-05-11  H.J. Lu  <hongjiu.lu@intel.com>
3924         * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
3925         is needed.
3927 2005-05-11  Kazu Hirata  <kazu@cs.umass.edu>
3929         * fold-const.c, libgcov.c: Fix comment typos.
3931         * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
3932         redundant code.
3934 2005-05-11  Daniel Jacobowitz  <dan@codesourcery.com>
3936         * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3937         * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
3938         default definition.
3939         (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
3941 2005-05-11  Nathan Sidwell  <nathan@codesourcery.com>
3943         PR bootstrap/21481
3944         * crtstuff.c: Include auto-host.h again, for now.
3946 2005-05-11  Richard Sandiford  <rsandifo@redhat.com>
3948         * config/mips/24k.md: Remove trailing whitespace.
3950 2005-05-11  David Ung  <davidu@mips.com>
3952         * config/mips/mips.md (type): Add imul3.
3953         (length, hazard, may_clobber_hilo): Check for imul3.
3954         (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
3955         (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
3956         * config/mips/24k.md (r24k_int_mul3): Enable this reservation
3957         for a 3 operand mul and its bypasses.
3958         * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
3959         * config/mips/4000.md (r4k_imul): Likewise.
3960         * config/mips/4100.md (r4100_imul_si, r4100_imul_di):  Likewise.
3961         * config/mips/4130.md (vr4130_class, vr4130_mulsi)
3962         (vr4130_muldi): Likewise.
3963         * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
3964         * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
3965         * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
3966         * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
3967         (ir_vr54_imadd_si): Likewise.
3968         * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di):  Likewise.
3969         * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
3970         (rm7_impy_di): Likewise.
3971         * config/mips/9000.md (rm9k_mulsi, rm9k_muldi):  Likewise.
3972         * config/mips/generic.md (generic_imul): Likewise.
3973         * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
3974         * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di):  Likewise.
3976 2005-05-11  J"orn Rennecke <joern.rennecke@st.com>
3978         PR middle-end/20371:
3979         * tree.h (record_layout_info_s): New member prev_packed.
3980         * stor-layout.c (update_alignment_for_field): Fix comment about
3981         KNOWN_ALIGN.  For MS bitfields, if we start a new run, make sure
3982         we start it properly aligned.
3983         (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
3984         to update_alignment_for_field, and recompute it afterwards using
3985         the alignment of the record.
3986         When a packed bitfield precedes an MS bitfield, don't add padding
3987         at the end of the packed bitfield on behalf of the base type of
3988         the packed bit field.
3989         Don't adjust rli->bitpos at the end
3990         of an MS bitfield run if we already adjusted bitpos/offset for an
3991         alignment as large or larger than the bitfield type size.
3992         Take possible record alignment > BIGGEST_ALIGNMENT into account
3993         when calculating actual_align.
3994         Only put packed buit fields into rli->prev_field if they end up
3995         suitably aligned.
3996         Also set rli->remaining_in_alignment when we re-set rli->prev_field.
3997         Update rli->remaining_in_alignment when we have already started a
3998         run of bit fields and we process a packed bit field.
4000 2005-05-11  Sebastian Pop  <pop@cri.ensmp.fr>
4002         * tree-data-ref.c (find_data_references_in_loop): Give up when
4003         the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
4004         may embed arbitrary side effects.
4005         Remove the assumption that GIMPLE form contains a single array
4006         access per statement.
4007         When the statement contains virtual operands, fail if it is not
4008         a MODIFY_EXPR or a CALL_EXPR.
4009         Return after the dont know node is inserted.
4011 2005-05-11  Richard Earnshaw  <richard.earnshaw@arm.com>
4013         * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
4015 2005-05-11  Richard Guenther  <rguenth@gcc.gnu.org>
4017         PR middle-end/19807
4018         PR tree-optimization/19639
4019         * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
4020         and generic summands for char* as s * delta, too, folding &a[i]
4021         CODE x to &a[i CODE x/s].  Use tree_int_cst_equal
4022         for comparison of steps.  Convert types for index addition.
4023         (fold_binary): Adjust the callers to always dispatch to
4024         try_move_mult_to_index.
4025         * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
4026         expr with non-gimple ARRAY_REF offset.
4028 2005-05-11  Richard Guenther  <rguenth@gcc.gnu.org>
4030         * fold-const.c (fold_indirect_ref_1): Avoid removing
4031         NOP_EXPRs with type qualifiers like const.
4033 2005-05-11  Richard Henderson  <rth@redhat.com>
4035         PR c/21502
4036         * c-decl.c (finish_decl): Propagate the completed array type of
4037         a global variable into the binding.
4039 2005-05-10  Matt Kraai  <kraai@ftbfs.org>
4041         * Makefile.in (gtype-desc.o, build/genautomata.o)
4042         (build/varray.o): Depend on $(VARRAY_H).
4044 2005-05-10  Diego Novillo  <dnovillo@redhat.com>
4046         * tree-optimize.c (init_tree_optimization_passes): Re-organize
4047         optimization passes to do an initial batch of scalar cleanups.
4049 2005-05-10  Ian Lance Taylor  <ian@airs.com>
4051         * read-rtl.c (struct macro_traverse_data): Define.
4052         (map_attr_string): New static function, broken out of
4053         apply_macro_to_string.
4054         (mode_attr_index, apply_mode_maps): New static functions.
4055         (apply_macro_to_string): Call map_attr_string.
4056         (apply_macro_to_rtx): Add mode_maps and infile parameters.  Change
4057         all callers.
4058         (apply_macro_traverse): Expect data to point to a struct
4059         macro_traverse_data.
4060         (read_rtx): Add mode_maps local variable.  Use mode_traverse_data
4061         to pass data through htab_traverse.
4062         (read_rtx_1): Add mode_maps parameter.  Change all callers.
4063         Handle mode names which are attribute strings.
4064         * doc/md.texi (Substitutions): Rename from String Substitutions.
4065         Change references.  Document using attributes as modes.
4067 2005-05-10  Zdenek Dvorak  <dvorakz@suse.cz>
4069         * tree-cfg.c (tree_duplicate_sese_region): Update profile.
4070         * tree-optimize.c (init_tree_optimization_passes) Swap
4071         pass_ch and pass_profile.
4072         * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
4073         here.  Remove rewrite_into_loop_closed_ssa call.
4075 2005-05-10  Adrian Straetling  <straetling@de.ibm.com>
4077         * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
4078         function.
4079         (legitimate_reload_constant_p): Add check for const double zero.
4080         * config/s390/s390.md: Add comment for constraint letter 'G'.
4081         ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
4082         attributes for new case.
4083         * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
4084         s390_const_double_ok_for_constraint_p.
4085         * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
4086         Add prototype.
4088 2005-05-10  Kazu Hirata  <kazu@cs.umass.edu>
4090         PR tree-optimization/21170
4091         * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
4092         rewrite_ssa_into_ssa in comments with update_ssa.
4094 2005-05-10  Zdenek Dvorak  <dvorakz@suse.cz>
4096         * tree-ssa-loop-im.c: Include hashtab.h.
4097         (struct mem_ref_loc): New.
4098         (struct mem_ref): Describe the set of references with the same
4099         shape.
4100         (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
4101         maybe_queue_var, fem_single_reachable_address,
4102         for_each_memref, single_reachable_address,
4103         is_call_clobbered_ref, determine_lsm_reg): Removed.
4104         (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
4105         hoist_memory_reference, memref_hash, memref_eq, memref_del,
4106         gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
4107         New functions.
4108         (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
4109         (determine_lsm_loop): Rewritten.
4110         (determine_lsm): Do not set stmt uids.
4112 2005-05-10  Adrian Straetling  <straetling@de.ibm.com>
4114         * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
4115         letters.
4117 2005-05-10  Adrian Straetling  <straetling@de.ibm.com>
4119         * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
4120         ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
4121         ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
4123 2005-05-10  Jeff Law  <law@redhat.com>
4125         * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
4126         thread_across_edge for any abnormal edges.
4128 2005-05-10  Richard Henderson  <rth@redhat.com>
4130         * config/ia64/ia64.c (ia64_expand_atomic_op): New.
4131         * config/ia64/ia64-protos.h: Declare it.
4132         * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
4133         (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
4134         (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
4135         (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
4136         (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
4137         (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>.  Zero
4138         extend result; use release semantics.
4139         (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
4140         (sync_val_compare_and_swap_<IMODE>): Update to match.
4142 2005-05-10  Richard Henderson  <rth@redhat.com>
4144         * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
4145         before comparing it for success.
4147 2005-05-10  Richard Henderson  <rth@redhat.com>
4149         * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
4150         no return value pattern.
4152 2005-05-10  Grigory Zagorodnev  <grigory.zagorodnev@intel.com>
4153             H.J. Lu  <hongjiu.lu@intel.com>
4155         * libgcov.c (create_file_directory): New function. Create
4156         directory for the given file name.
4157         (gcov_max_filename): New static var. Keeps size of the longest
4158         file name.
4159         (gcov_exit): Always try to create directory for output
4160         file. Relocate each filename basing on environment vars.
4161         (__gcov_init): Remember the longest file name.
4162         * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
4163         * doc/gcov.texi (Cross-profiling): New node documenting
4164         cross-profiling management.
4165         * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
4167 2005-05-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
4169         * config/sparc/sparc.c (mem_min_alignment): Do not rely
4170         on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
4172 2005-05-10  Bob Wilson  <bob.wilson@acm.org>
4174         * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
4175         case code to avoid one move instruction.
4176         (__umodsi3, __modsi3): Merge duplicated code sequences.
4178 2005-05-10  Kazu Hirata  <kazu@cs.umass.edu>
4180         * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
4181         config/sh/sh.md, config/sh/superh.h: Fix comment typos.
4182         * doc/invoke.texi: Fix typos.
4184         * tree-data-ref.c (analyze_array_indexes, analyze_array,
4185         init_data_ref, access_functions_are_affine_or_constant_p,
4186         free_data_refs): Use VEC instead of VARRAY.
4187         * tree-data-ref.h (data_reference): Change the type of
4188         access_fns to VEC(tree,gc)*.
4189         (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
4191 2005-05-10  Gabor Loki <loki@gcc.gnu.org>
4193         PR c/17913
4194         * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
4195         * fold-const.c (fold): Expand the condition of reducing cond_expr.
4196         (contains_label_1, contains_label_p): New functions for checking
4197         labels in a sub-tree.
4199 2005-05-10  Joseph S. Myers  <joseph@codesourcery.com>
4201         PR c/21342
4202         * c-decl.c (pushdecl): When there is a declaration in the current
4203         scope and the declarations are external linkage, check for
4204         compatibility with the type in the external scope and update the
4205         type in the external scope with the composite type information.
4206         Do not form a composite type of the new type and the visible type
4207         if they are incompatible.
4209 2005-05-10  Nathan Sidwell  <nathan@codesourcery.com>
4211         * crtstuff.c: Revert part of 2005-05-08 Change.
4212         (IN_LIBGCC2): Define.
4214 2005-05-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
4216         * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
4217         remove redundant test.
4218         (fp_mov_p): Accept 0.
4219         (fp_high_losum_p): Remove redundant test.
4220         * config/sparc/predicates.md (const_high_operand): Explicitly test
4221         (not small_int_operand).
4222         (fp_const_high_losum_operand): New.
4223         * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'.  Reorder.
4224         (movdi_insn_sp32_v9): Use canonical predicates.
4225         (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
4226         (movdi_insn_sp64_novis): Delete.
4227         (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
4228         (movsf_insn_novis): Delete.
4229         (movsf_insn_vis): Rename into movsf_insn.
4230         (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
4231         (movsf_lo_sum): Use fp_const_high_losum_operand.
4232         (movsf_high): Likewise.
4233         (movsf_high_losum splitter): Likewise.
4234         (mov<V32:mode> expander): Use register_or_zero_operand.
4235         (mov<V64:mode> expander): Likewise.
4236         (movdf_insn_sp32): Use register_or_zero_operand.
4237         (movdf_no_e_insn_sp32): Use register_or_zero_operand.
4238         Rename into movdf_insn_sp32_no_fpu.
4239         (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
4240         Rename into movdf_insn_sp32_v9_no_fpu.
4241         (movdf_insn_v9only_novis): Delete.
4242         (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
4243         (movdf_insn_sp64_novis): Delete.
4244         (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
4245         (movdf_no_e_insn_sp64): Use register_or_zero_operand.
4246         Rename into movdf_insn_sp64_no_fpu.
4247         (movtf expander): Use register_or_zero_operand.
4248         (movtf_insn_sp32): Delete.
4249         (movtf_insn_vis_sp32): Use register_or_zero_operand.
4250         Rename into movtf_insn_sp32.
4251         (movtf_no_e_insn_sp32): Use register_or_zero_operand.
4252         Rename into movtf_insn_sp32_no_fpu.
4253         (movtf_insn_hq_sp64): Delete.
4254         (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
4255         Rename into movtf_insn_sp64_hq.
4256         (movtf_insn_sp64): Delete.
4257         (movtf_insn_vis_sp64): Use register_or_zero_operand.
4258         Rename into movtf_insn_sp64.
4259         (movtf_no_e_insn_sp64): Use register_or_zero_operand.
4260         Rename into movtf_insn_sp64_no_fpu.
4262 2005-05-10  Nathan Sidwell  <nathan@codesourcery.com>
4264         * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
4265         gcc_assert and gcc_unreachable as appropriate.
4266         (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
4267         xstormy16_output_cbranch_si, xstormy16_split_move,
4268         xstormy16_initial_elimination_offset,
4269         xstormy16_encode_section_info, xstormy16_print_operand_address,
4270         xstormy16_expand_call, xstormy16_expand_arith,
4271         xstormy16_output_shift, xstormy16_init_builtins): Likewise.
4273 2005-05-10  Kazu Hirata  <kazu@cs.umass.edu>
4275         * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
4276         const_copies to VEC(tree,heap)*.
4277         (new_elim_graph, delete_elim_graph, elim_graph_size,
4278         elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
4279         instead of VARRAY.
4281 2005-05-10  Joseph S. Myers  <joseph@codesourcery.com>
4283         PR other/21052
4284         * doc/extend.texi (Type Attributes): Correct example syntax.
4286 2005-05-09  Joseph S. Myers  <joseph@codesourcery.com>
4288         PR c/21160
4289         * doc/invoke.texi (-Wuninitialized): Update documentation.
4291 2005-05-09  Richard Earnshaw  <richard.earnshaw@arm.com>
4293         * arm.c (const_ok_for_arm): Use a faster algorithm.
4295 2005-05-09  David Edelsohn  <edelsohn@gnu.org>
4297         PR target/21477
4298         * config/rs6000/rs6000.md (add_op2): New.
4299         (add<mode>3): Use it.
4301 2005-05-09  Richard Earnshaw  <richard.earnshaw@arm.com>
4303         * arm.c (arm_gen_constant): Add new heuristic for generating
4304         constant integers that can be expressed as the difference of two
4305         valid immediates.
4307 2005-05-09  Roger Sayle  <roger@eyesopen.com>
4309         * c-tree.h (parser_build_unary_op): New prototype.
4310         * c-typeck.c (parser_build_unary_op): New function to construct
4311         a unary operation in the C parser.
4312         * c-parser.c (c_parser_unary_expression):  Use the new function
4313         parser_build_unary_op when appropriate.
4315 2005-05-09  Mark Mitchell  <mark@codesourcery.com>
4317         PR 18655
4318         * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
4319         before outputting DWARF_FRAME_RETURN_COLUMN.
4321 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4323         * config/s390/s390.c: (s390_branch_condition_mask,
4324         s390_branch_condition_mnemonic, s390_extra_constraint_str,
4325         s390_const_ok_for_constraint_p, s390_expand_plus_operand,
4326         legitimize_pic_address, s390_emit_tls_call_insn,
4327         legitimize_tls_address, legitimize_tls_address,
4328         s390_expand_addcc, print_shift_count_operand, print_operand,
4329         addr_generation_dependency_p, annotate_constant_pool_refs,
4330         s390_split_branches, find_constant_pool_ref,
4331         replace_constant_pool_ref, s390_add_constant, s390_find_constant,
4332         s390_find_execute, s390_mainpool_start, s390_chunkify_start,
4333         s390_output_pool_entry, s390_function_value,
4334         s390_call_saved_register_used, s390_emit_call): Replace
4335         conditional aborts by gcc_assert and unconditional by gcc_unreachable.
4336         (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
4337         s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
4338         get_some_local_dynamic_name, s390_function_arg_size,
4339         s390_function_arg_advance, s390_function_arg,
4340         s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
4341         default case by gcc_unreachable.
4342         * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
4343         conditional abort by gcc_assert.
4344         ("doloop_si31"): Replace abort in last else by gcc_unreachable.
4345         ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
4347 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4349         * config/s390/s390.c: (s390_decompose_address,
4350         tls_symbolic_operand, legitimate_pic_operand_p,
4351         legitimate_constant_p, legitimate_reload_constant_p,
4352         s390_expand_plus_operand, legitimate_address_p,
4353         legitimate_la_operand_p, ): Remove 'register' from signature.
4354         (symbolic_reference_mentioned_p,
4355         tls_symbolic_reference_mentioned_p): Remove 'register' from local
4356         variable declarations.
4357         (legitimize_address): Remove 'register' from
4358         signature and local variable declarations.
4360 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4362         * config/s390/s390-protos.h: (s390_match_ccmode,
4363         s390_match_ccmode_set, reg_used_in_mem_p,
4364         symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4365         legitimate_la_operand_p, preferred_la_operand_p,
4366         s390_short_displacement, addr_generation_dependency_p,
4367         legitimate_reload_constant_p, legitimate_address_p): Change return type
4368         into 'bool'.
4369         (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4370         * config/s390/s390.c: (s390_match_ccmode,
4371         symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4372         legitimate_reload_constant_p): Change return type into 'bool'.
4373         (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
4374         Likewise.  Additionally adapted comment.
4375         (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
4376         (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4377         (s390_decompose_address): Change the type of the internal flags
4378         "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
4379         (struct s390_address): Change type of "pointer" into bool.
4380         * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
4381         Adapt calls for 's390_tm_ccmode' to the new signature.
4383 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4385         * config/s390/s390.c: (s390_match_ccmode_set,
4386         s390_branch_condition_mnemonic, s390_short_displacement,
4387         s390_decompose_address, get_thread_pointer, legitimize_tls_address,
4388         print_shift_count_operand, get_some_local_dynamic_name,
4389         get_some_local_dynamic_name_1, reg_used_in_mem_p,
4390         addr_generation_dependency_p, s390_split_branches,
4391         annotate_constant_pool_refs, find_constant_pool_ref,
4392         replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
4393         s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
4394         s390_register_info, s390_frame_info, s390_init_frame_layout,
4395         s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
4396         restore_gprs, s390_function_arg_size, s390_function_arg_float,
4397         s390_init_machine_status, s390_assemble_integer, s390_handle_option,
4398         s390_encode_section_info, s390_cannot_force_const_mem,
4399         s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
4400         s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
4401         s390_adjust_priority, s390_issue_rate,
4402         s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
4403         s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
4404         s390_build_builtin_va_list, s390_gimplify_va_arg,
4405         s390_function_ok_for_sibcall, s390_call_saved_register_used,
4406         s390_pass_by_reference, s390_fixed_condition_code_regs,
4407         s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
4408         s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
4409         s390_chunkify_cancel, s390_start_pool, s390_end_pool,
4410         s390_add_pool_insn, s390_find_pool, s390_add_constant,
4411         s390_find_constant, s390_add_execute, s390_find_execute,
4412         s390_execute_label, s390_execute_target, s390_dump_pool,
4413         s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
4414         Move target macro definitions to the end of the file.  Move several
4415         functions within the file to assure correct compiling.
4417 2005-05-09  Steven Bosscher  <stevenb@suse.de>
4419         * calls.c (purge_reg_equiv_notes): Remove, fold into...
4420         (fixup_tail_calls): ...here.  Only look at insns between the
4421         start of the function and the FUNCTION_BEG insn note.
4423         * gcse.c (one_cprop_pass): Fix typos in dumps.
4425         * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
4427 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4429         * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
4430         * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
4431         "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
4432         Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
4433         CC_REGNUM)'.
4434         ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
4435         '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
4436         ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
4437         REG_SC)'.
4439 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4441         * config/s390/s390.md: ("gf") New mode attribute.
4442         ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
4443         "fixuns_truncsfsi2"): Merge.
4444         ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
4445         ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
4446         "fix_truncsfsi2_ieee"): Merge.
4448 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4450         * config/s390/s390.md: ("FPR") New mode macro.
4451         ("de", "dee"): New mode attributes.
4452         ("cmpdf", "cmpsf"): Merge.
4453         ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
4454         ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
4455         ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
4456         ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
4457         ("floatdidf2", "floatdisf2"): Merge.
4458         ("adddf3", "addsf3"): Merge.
4459         ("*adddf3", "*addsf3"): Merge.
4460         ("*adddf3_cc", "*addsf3_cc"): Merge.
4461         ("*adddf3_cconly", "*addsf3_cconly"): Merge.
4462         ("*adddf3_ibm", "*addsf3_ibm"): Merge.
4463         ("subdf3", "subsf3"): Merge.
4464         ("*subdf3", "*subsf3"): Merge.
4465         ("*subdf3_cc", "*subsf3_cc"): Merge.
4466         ("*subdf3_cconly", "*subsf3_cconly"): Merge.
4467         ("*subdf3_ibm", "*subsf3_ibm"): Merge.
4468         ("muldf3", "mulsf3"): Merge.
4469         ("*muldf3", "*mulsf3" "): Merge.
4470         ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
4471         ("*fmadddf", "*fmaddsf"): Merge.
4472         ("*fmsubdf", "*fmsubsf"): Merge.
4473         ("divdf3", "divsf3"): Merge.
4474         ("*divdf3", "*divsf3"): Merge.
4475         ("*divdf3_ibm", "*divsf3_ibm"): Merge.
4476         ("negdf2", "negsf2"): Merge.
4477         ("*negdf2_cc", "*negsf2_cc"): Merge.
4478         ("*negdf2_cconly", "*negsf2_cconly"): Merge.
4479         ("*negdf2", "*negsf2"): Merge.
4480         ("*negdf2_ibm", "*negsf2_ibm"): Merge.
4481         ("absdf2", "abssf2"): Merge.
4482         ("*absdf2_cc", "*abssf2_cc"): Merge.
4483         ("*absdf2_cconly", "*abssf2_cconly"): Merge.
4484         ("*absdf2", "*abssf2"): Merge.
4485         ("*absdf2_ibm", "*abssf2_ibm"): Merge.
4486         ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
4487         ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
4488         ("*negabsdf2", "*negabssf2"): Merge.
4489         ("sqrtdf2", "sqrtsf2"): Merge.
4491 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4493         * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
4494         attribute names.
4495         * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
4496         "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
4497         ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4498         "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
4499         attribute names.
4500         * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
4501         fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
4502         "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
4503         fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
4504         ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
4505         "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
4506         "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
4507         "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
4508         "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
4509         "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
4510         "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
4511         "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
4512         "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
4513         "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
4514         "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
4515         "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
4516         'type' value.
4517         ("*divsf3"): Additionally rename second pattern to
4518         "*divsf3_ibm".
4519         ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4520         "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
4521         "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
4522         "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
4523         "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
4524         'type values' and rename 'type' value.
4525         ("*addsf3"): Additionally rename second pattern to
4526         "*addsf3_ibm".
4528 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4530         * config/s390/s390.md: ("SHIFT"): New mode macro.
4531         ("lr", "shift"): New mode attributes.
4532         ("ashldi3", "lshrdi3"): Merge.
4533         ("*ashldi3_31", "*lshrdi3"_31): Merge.
4534         ("*ashldi3_64", "*lshrdi3"_64): Merge.
4535         ("ashlsi3", "lshrsi3"): Merge.
4537 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4539         * config/s390/s390.md: ("DSI", "SCOND"): New mode
4540         macros.
4541         ("E", "g"): New mode attributes.
4542         ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
4543         ("*adddi3_alc", "*addsi3_alc"): Merge.
4544         ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
4545         ("*subdi3_slb", "*subsi3_slb"): Merge.
4546         ("adddicc", "addsicc"): Merge.
4547         ("*sconddi", "*scondsi"): Merge.
4548         ("*sconddi_neg", "*scondsi_neg"): Merge.
4549         ("sltu", "sgtu", "sleu", "sgeu"): Merge.
4550         ("negdi2", "negsi2"): Extract expander pattern from
4551         "negsi2" and merge with "negdi2".
4552         ("*negdi2"): Merge with instruction pattern of "negsi2".
4553         ("*negdi2_cc", "*negsi2_cc"): Merge.
4554         ("*negdi2_cconly", "*negsi2_cconly"): Merge.
4555         ("rotldi3", "rotlsi3"): Merge.
4557 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4559         * config/s390/s390.md: ("hc"): New mode attribute.
4560         ("extendhidi2", "extendqidi2"): Merge.
4561         ("*extendhidi2", "*extendqidi2"): Merge.
4562         ("extendhisi2", "extendqisi2"): Merge.
4563         ("zero_extendhidi2", "zero_extendqidi2"): Merge.
4564         ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
4565         Merged 2 define_split.
4566         ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
4567         ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
4569 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4571         * config/s390/s390.md: ("COMPARE"): New mode macro.
4572         ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
4573         "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
4574         "bungt", "bunle", "bunge", "bltgt"): Merge.
4576 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4578         * config/s390/s390.md: ("INT"): New mode macro.
4579         ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
4580         Merge.
4582 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4584         * config/s390/s390.md: ("GPR", "P"): New mode macros.
4585         ("cmpdi", "cmpsi"): Merge.
4586         ("strlendi", "strlensi"): Merge.
4587         ("*strlendi", "*strlensi"): Merge.
4588         ("movmemdi", "movmemsi"): Merge.
4589         ("clrmemdi", "clrmemsi"): Merge.
4591 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4593         * config/s390/s390.md: ("HQI"): New mode macro.
4594         ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
4595         ("*tmhi_full", "*tmqi_full"): Merge.
4596         ("*tsthiCCT", "*tstqiCCT"): Merge.
4597         ("*tsthi", "*tstqi"): Merge.
4598         ("*tsthi_cconly", "tstqi_cconly"): Merge.
4599         ("*sethighhisi", "*sethighqisi"): Merge.
4601 2005-05-09  Kazu Hirata  <kazu@cs.umass.edu>
4603         * crtstuff.c, integrate.h, tree-scalar-evolution.h,
4604         config/alpha/unicosmk.h, config/arc/arc.md,
4605         config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
4606         config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
4607         config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
4608         config/arm/semi.h, config/arm/uclinux-elf.h,
4609         config/arm/wince-pe.h, config/fr30/fr30.c,
4610         config/rs6000/altivec.h: Update copyright.
4612 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
4614         * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
4615         gcc_assert and gcc_unreachable as appropriate.
4616         (pdp11_output_function_epilogue, output_move_double,
4617         output_move_quad, print_operand_address, output_jump,
4618         output_addr_const_pdp11): Likewise.
4619         * config/pdp11/pdp11.h (FUNCTION_PROFILER,
4620         ASM_OUTPUT_ALIGN): Likewise.
4621         * config/pdp11/pdp11.md: Likewise.
4622         (extendhisi2, subhi3, subqi3): Likewise.
4624 2005-05-09  David Edelsohn  <edelsohn@gnu.org>
4626         PR middle-end/21237
4627         * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
4628         to NE_EXPR case.
4630 2005-05-09  Kazu Hirata  <kazu@cs.umass.edu>
4632         * config/ia64/ia64.c: Fix a comment typo.
4634 2005-05-09  Richard Earnshaw  <rearnsha@arm.com>
4636         PR target/21397
4637         * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
4638         (arm_override_options): Use them instead of manifest constants.  Don't
4639         allow -march to override the -mtune setting.
4641 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
4643         * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
4644         (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
4645         (function_arg_advance, function_arg, save_restore_insns,
4646         iq2000_expand_prologue, iq2000_output_conditional_branch,
4647         expand_one_builtin, print_operand):
4648         * config/iq2000/iq2000.md (tablejump): Likewise.
4650 2005-05-09  David Ung  <davidu@mips.com>
4652         * config/mips/mips.h (processor_type): Add names for the 24K.
4653         * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
4654         processor family.
4655         * config/mips/mips.md (cnv_mode): New attribute for recording the
4656         conversion types of float convert insns.
4657         (cpu): Add 24k and 24kx.
4658         (include): Include 24k.md file.
4659         (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
4660         (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
4661         (floatdisf2): Setup cnv_mode.
4662         (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
4663         setup cnv_mode.
4664         * config/mips/24k.md: New file, contains 24k DFA pipeline
4665         description.
4667 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
4669         * config/sh/sh.c (print_operand_address): Use gcc_assert and
4670         gcc_unreachable as appropriate.
4671         (print_operand, prepare_move_operands, prepare_scc_operands,
4672         output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
4673         gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
4674         fixup_mova, gen_far_branch, sh_reorg, split_branches,
4675         final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
4676         sh_set_return_address, sh_setup_incoming_varargs,
4677         initial_elimination_offset, sh_pch_valid_p, get_free_reg,
4678         sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
4679         check_use_sfunc_addr): Likewise.
4680         * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
4681         * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
4682         * config/sh/symbian.c (sh_symbian_mark_dllexport,
4683         sh_symbian_mark_dllimport): Likewise.
4684         * config/sh/sh.md: Likewise.
4685         (movdicc, call_pop, call_value_pop, casesi_worker_1,
4686         casesi_worker_2, casesi_shift_media, casesi_load_media,
4687         return_media): Likewise.
4689 2005-05-08  Roger Sayle  <roger@eyesopen.com>
4691         PR inline-asm/8788
4692         * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
4693         operands.
4695 2005-05-08  Richard Henderson  <rth@redhat.com>
4697         * config/alpha/alpha.c (adjust_address): Fix typo last change.
4699 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
4701         * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
4702         and -1 can happen in reg_renumber when no hard register is assigned.
4704 2005-05-08  Steven Bosscher  <stevenb@suse.de>
4705             Kazu Hirata  <kazu@cs.umass.edu>
4707         PR tree-optimization/14841, tree-optimization/15838
4708         * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
4709         (evaluate_stmt): Call it.
4711 2005-05-08  Jakub Jelinek  <jakub@redhat.com>
4713         * config/ia64/ia64.c (ia64_override_options): Don't set
4714         ia64_flag_var_tracking and clear flag_var_tracking here...
4715         (ia64_file_start): ... but here.
4717 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
4719         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
4720         and gcc_unreachable as appropriate.
4721         (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
4722         m68hc11_gen_highpart, print_operand, print_operand_address,
4723         m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
4724         m68hc11_gen_movhi): Likewise.
4725         * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
4726         * config/m68hc11/m68hc11.md: Reword comment.
4728 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
4730         PR target/21281
4731         * config/m68hc11/predicates.md (splitable_operand): An immediate is
4732         allowed.
4734 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
4736         * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
4737         the 68HC12 address indirect addressing mode as it is not supported by
4738         bset and bclr.
4739         * config/m68hc11/m68hc11-protos.h
4740         (m68hc11_valid_addressing_p): Declare.
4741         (m68hc11_add_mode): Declare.
4742         * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
4743         register_indirect_p and export it.
4744         (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
4745         instruction so that it is part of the good BB.
4746         (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
4747         addressing with movw.
4748         (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
4749         68HC12.
4750         * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
4751         ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
4752         * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
4753         for 68HC11.
4754         ("*movhi_68hc12"): Handle movhi_const0.
4755         ("*subhi3", "subqi3"): Use general_operand for operand 1.
4756         ("*subhi3_zext"): Likewise.
4758 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
4760         PR target/19051
4761         * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
4762         operand 1 and fix constraints.
4763         ("mulqihi3"): Use general_operand for operand 2.
4765 2005-05-08  Julian Brown  <julian@codesourcery.com>
4766             H.J. Lu  <hongjiu.lu@intel.com>
4767             Paul Brook  <paul@codesourcery.com>
4769         * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
4770         GNU linker. Support linker version x.x.x.x.x. Require GNU linker
4771         20050308/2.16.0 or newer for comdat group.
4772         * configure: Regenerated.
4773         * config.in: Regenerated.
4774         * varasm.c (default_function_rodata_section): Put .rodata section in
4775         COMDAT group when necessary.
4776         (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
4777         HAVE_COMDAT_GROUP.
4778         (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
4779         available.
4781 2005-05-08  Kazu Hirata  <kazu@cs.umass.edu>
4783         * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
4784         instead of VARRAY.
4785         * tree-flow.h (num_referenced_var, referenced_var): Likewise.
4786         * tree-into-ssa.c (mark_def_site_blocks): Likewise.
4787         * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
4788         * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4790 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
4792         PR target/16925
4793         * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
4794         64-bit constants on 64-bit hosts.
4795         (m68hc11_split_logical): Simplify.
4796         (m68hc11_split_move): Likewise.
4798 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
4799             Paolo Bonzini  <bonzini@gnu.org>
4801         * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
4802         * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
4803         * configure.ac (enable_checking): Fix typos in runtime_checking.
4804         (ENABLE_RUNTIME_CHECKING): Mark as target template.
4805         (xm_file): Prepend auto-host.h
4806         (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
4807         * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
4808         tconfig.h.
4809         * crtstuff.c: Do not include auto-host.h.
4810         (IN_LIBGCC2): Do not define.
4811         * gcov-io.h: Include tconfig.h, not auto-host.h.
4812         * libgcc2.c: Do not include auto-host.h.
4813         (abort): Do not undefine.
4814         * libgcov.c: Remove unneeded comment about config.h.
4815         * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
4816         * config.in, configure: Regenerated.
4818 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
4819             Falk Hueffner  <falk@debian.org>
4821         * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
4822         and gcc_unreachable as appropriate.
4823         (get_aligned_mem, get_unaligned_address,
4824         alpha_emit_set_long_const, alpha_emit_conditional_branch,
4825         alpha_emit_setcc, alpha_emit_conditional_move,
4826         alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
4827         alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
4828         alpha_expand_unaligned_load, alpha_expand_block_move,
4829         alpha_expand_zap_mask, get_trap_mode_suffix,
4830         get_round_mode_suffix, get_some_local_dynamic_name,
4831         print_operand_address, function_arg, alpha_return_in_memory,
4832         function_value, alpha_expand_builtin,
4833         alpha_initial_elimination_offset, alpha_expand_epilogue,
4834         summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
4835         alphaev5_next_group, alpha_align_insns,
4836         unicosmk_initial_elimination_offset, unicosmk_unique_section,
4837         unicosmk_ssib_name): Likewise.
4838         * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4839         * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
4840         ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
4841         * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
4842         ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4843         * config/alpha/alpha.md (*divmodsi_internal_er,
4844         *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
4845         call_nt, call_umk, call_vms, call_value, sibcall_value,
4846         call_value_osf, call_value_nt, call_value_vms, call_value_umk,
4847         *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
4848         * config/alpha/predicates.md (input_operand): Likewise.
4850 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
4852         * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
4853         gcc_unreachable, as appropriate.
4854         (frv_function_prologue, frv_alloc_temp_reg,
4855         frv_initial_elimination_offset, frv_expand_block_move,
4856         frv_expand_block_clear, frv_print_operand_jump_hint,
4857         frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
4858         frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
4859         frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
4860         frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
4861         frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
4862         frv_in_small_data_p, frv_asm_out_constructor,
4863         frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
4864         * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
4865         *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
4866         *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
4867         sibcall_value, casesi): Likewise.
4869         * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
4870         gcc_unreachable as appropriate.
4871         (print_operand_address, mn10300_print_reg_list, expand_prologue,
4872         expand_epilogue, notice_update_cc, initial_offset,
4873         mn10300_address_cost_1): Likewise.
4874         * config/mn10300/mn10300.md: Likewise.
4875         (absdf2, abssf2, negdf2, negsf2): Likewise.
4877 2005-05-08  Richard Sandiford  <rsandifo@redhat.com>
4879         PR target/21416
4880         * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
4881         comparisons.
4882         * config/mips/mips.md (swapped_fcond): New code macro and attribute.
4883         (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
4884         including sunge_<mode> and sungt_<mode>.
4886 2005-05-08  Richard Sandiford  <rsandifo@redhat.com>
4888         * integrate.h (get_hard_reg_initial_val): Change type of register
4889         parameter from int to unsigned int.
4890         (has_hard_reg_initial_val): Likewise.
4891         * integrate.c (get_hard_reg_initial_val): Likewise.
4892         (has_hard_reg_initial_val): Likewise.  Remove cast to unsigned int.
4894 2005-05-08  Kazu Hirata  <kazu@cs.umass.edu>
4896         * except.c (eh_status): Change the type of ttype_data to
4897         VEC(tree,gc)*.
4898         (add_ttypes_entry, assign_filter_values,
4899         output_function_exception_table): Use VEC instead of VARRAY.
4901 2005-05-07  David Edelsohn  <edelsohn@gnu.org>
4903         * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
4905 2005-05-07  Paul Brook  <paul@codesourcery.com>
4907         * Makefile.in: Fix dependencies.
4908         (GCOV_IO_H, VARRAY_H): Set.
4910 2005-05-07  Anthony Green  <green@redhat.com>
4912         PR bootstrap/21403
4913         * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
4914         x$STMP_FIXPROTO test.
4915         * configure: Rebuilt.
4917 2005-05-07  Joseph S. Myers  <joseph@codesourcery.com>
4919         * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
4920         inappropriate feature test macros if flag_iso.
4922 2005-05-07  Joseph S. Myers  <joseph@codesourcery.com>
4924         * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
4926 2005-05-07  Hans-Peter Nilsson  <hp@axis.com>
4928         PR target/21441
4929         * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
4930         ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
4931         Handle moved operand being in special register.
4932         ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
4933         presumed working insn.
4934         (mover2side): Add FIXME.
4936 2005-05-07  Richard Sandiford  <rsandifo@redhat.com>
4938         * integrate.c (get_func_hard_reg_initial_val): Delete.
4939         (has_func_hard_reg_initial_val): Delete.
4940         (get_hard_reg_initial_val): Inline the old implementation of
4941         get_func_hard_reg_initial_val.  Use has_hard_reg_initial_val
4942         instead of has_func_hard_reg_initial_val to test for an existing
4943         pseudo.  Only create an rtx if a new initial value entry is needed.
4944         (has_hard_reg_initial_val): Scan the initial value list directly.
4945         Don't create an rtx.
4947 2005-05-07  David Edelsohn  <edelsohn@gnu.org>
4949         * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
4950         from extra_options.
4951         * config.in (HAVE_AS_POPCNTB): New.
4952         * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
4953         (HAVE_AS_POPCNTB): New.
4954         * configure: Regenerated.
4955         * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
4956         * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
4957         MASK_POPCNTB.  Uncomment rs6000_sched_restricted_insns_priority
4958         and rs6000_sched_costly_dep.
4959         * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
4960         (TARGET_XL_COMPAT): Delete.
4961         * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
4962         (popcount<mode>2): New.
4963         (popcntb<mode>2): New.
4964         * config/rs6000/rs6000.opt (mpopcntb): New.
4966         * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
4967         if variable name exists.
4969 2005-05-07  Matt Kraai  <kraai@ftbfs.org>
4971         * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
4973 2005-05-07  Richard Henderson  <rth@redhat.com>
4975         PR target/21412
4976         * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
4977         with constant offsets.
4979 2005-05-07  Nathan Sidwell  <nathan@codesourcery.com>
4981         * config/v850/v850.c (print_operand): Use gcc_assert and
4982         gcc_unreachable, as appropriate.
4983         (print_operand_address, v850_handle_data_area_attribute,
4984         v850_encode_data_area, construct_restore_jr, construct_save_jarl,
4985         v850_insert_attributes, construct_prepare_instruction): Likewise.
4986         * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4987         * config/v850/v850.md (movsicc, *sasf_1): Likewise.
4989 2005-05-07  Kazu Hirata  <kazu@cs.umass.edu>
4991         * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
4992         config/rs6000/rs6000.h: Fix comment typos.
4994 2005-05-07  Richard Sandiford  <rsandifo@redhat.com>
4996         * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
4997         * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
4998         (mips_scalar_mode_supported_p): Delete.
5000 2005-05-06  Eric Christopher  <echristo@redhat.com>
5002         * config/mips/mips.opt: Remove -mint64 option.
5003         * config/mips/mips.c (override_options): Remove -mint64
5004         handling.
5005         * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
5006         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
5007         64-bit integer handling.
5008         * doc/invoke.texi (Option Summary): Remove -mint64 for
5009         mips.
5011 2005-05-06  Zdenek Dvorak  <dvorakz@suse.cz>
5013         PR tree-optimization/19401
5014         * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
5015         * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
5016         (estimated_unrolled_size): New function.
5017         (try_unroll_loop_completely, canonicalize_loop_induction_variables,
5018         tree_unroll_loops_completely): Always unroll loops if the code size
5019         does not increase.
5020         * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
5021         loops should be unrolled completely.
5022         (gate_tree_complete_unroll): Run complete unrolling unconditionally.
5024 2005-05-06  Zdenek Dvorak  <dvorakz@suse.cz>
5026         PR rtl-optimization/21254
5027         * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
5028         assumptions for loops that otherwise do not roll.
5029         (find_simple_exit): Prefer # of iterations that is guaranteed
5030         not to be infinite.
5031         * loop-unroll.c (decide_peel_once_rolling,
5032         decide_peel_completely): Check whether the loop is infinite.
5034 2005-05-06  Pat Haugen  <pthaugen@us.ibm.com>
5036         * config/rs6000/sysv4.opt: Fix typo.
5038 2005-05-06  Denis Vlasenko  <vda@port.imtp.ilyichevsk.odessa.ua>
5039             Jakub Jelinek  <jakub@redhat.com>
5041         PR target/21329
5042         * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
5043         for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
5044         Don't use rep; movs{l,q} if the repetition count is really small,
5045         instead use a sequence of movs{l,q} instructions.
5047 2005-05-06  Jeff Law  <law@redhat.com>
5049         PR tree-optimization/21380
5050         * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
5051         thread through a block with no preds.
5053 2005-05-06  Kazu Hirata  <kazu@cs.umass.edu>
5055         * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
5056         ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
5057         add_call_read_ops): Use VEC instead of VARRAY.
5059 2005-05-06  Nathan Sidwell  <nathan@codesourcery.com>
5061         * config/mcore/mcore.c (mcore_print_operand_address): Use
5062         gcc_assert and gcc_unreachable as appropriate.
5063         (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
5064         mcore_output_andn, output_inline_const, mcore_output_move,
5065         mcore_output_movedouble, mcore_expand_block_move,
5066         layout_mcore_frame, mcore_initial_elimination_offset,
5067         mcore_expand_prolog, mcore_mark_dllexport,
5068         mcore_mark_dllimport): Likewise.
5069         * config/mcore/mcore.h (switch_to_section): Likewise.
5070         * config/mcore/mcore.md: Likewise.
5072 2005-05-06  Aldy Hernandez  <aldyh@redhat.com>
5074         * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
5075         TARGET_PROFILE_KERNEL.
5077         * config/rs6000/rs6000.c (output_profile_hook): Add comment to
5078         TARGET_PROFILE_KERNEL use.
5080 2005-05-06  Nathan Sidwell  <nathan@codesourcery.com>
5082         * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
5083         and gcc_unreachable, as appropriate.
5084         (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
5085         m32r_expand_prologue, m32r_output_function_epilogue,
5086         m32r_legitimize_pic_address, m32r_print_operand_address,
5087         emit_cond_move, m32r_function_symbol,
5088         m32r_output_block_move): Likewise.
5089         * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5090         * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
5091         *rev_zero_branch_insn): Likewise.
5093 2005-05-06  Jakub Jelinek  <jakub@redhat.com>
5095         PR c++/20961
5096         * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
5097         if both NEWDECL and OLDDECL are already weak.
5099 2005-05-06  Richard Sandiford  <rsandifo@redhat.com>
5101         * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5103 2005-05-05  J"orn Rennecke  <joern.rennecke@st.com>
5104             Kaz Kojima  <kkojima@gcc.gnu.org>
5106         * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
5107         and plus_constant.
5109 2005-05-05  Aldy Hernandez  <aldyh@redhat.com>
5110             David Edelsohn  <edelsohn@gnu.org>
5112         * config.gcc: Add .opt magic for the rs6000 ports.
5114         * doc/invoke.texi: Document -mabi= option properly.  Document
5115         -misel and -mno-sel.  Document -mspe and -mno-spe.  Document
5116         -mvrsave and -mno-vrsave.  Document deprecation of -mspe= and
5117         -misel=.
5119         * config/rs6000/aix.h: Remove XL_COMPAT stuff.  Remove
5120         SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES.  Define
5121         TARGET_XL_COMPAT.
5123         * config/rs6000/aix.opt: New.
5124         * config/rs6000/aix41.opt: New.
5125         * config/rs6000/aix64.opt: New.
5126         * config/rs6000/darwin.opt: New.
5127         * config/rs6000/linux64.opt: New.
5128         * config/rs6000/rs6000.opt: New.
5129         * config/rs6000/sysv4.opt: New.
5131         * config/rs6000/sysv4.h: Delete definitions of MASK_* and
5132         associated TARGET_*.  Remove SUBTARGET_OPTIONS,
5133         SUBTARGET_SWITCHES.
5134         Define TARGET_USES_SYSV4_OPT.
5135         * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
5136         * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES.  Define
5137         TARGET_USES_AIX64_OPT.
5138         * config/rs6000/aix51.h: Same.
5139         * config/rs6000/aix52.h: Same.
5140         * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
5141         MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
5142         Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
5143         Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
5144         * config/rs6000/linux64.h: Use
5145         rs6000_explicit_options.  Remove EXTRA_SUBTARGET_SWITCHES.
5147         * config/rs6000/rs6000.c: Remove definitions of
5148         rs6000_sched_restricted_insns_priority,
5149         rs6000_long_double_size_string, rs6000_altivec_vrsave,
5150         rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
5151         rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5152         rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
5153         rs6000_alignment_string.  Define rs6000_explicit_options.
5154         (rs6000_parse_abi_options): Remove.
5155         (rs6000_parse_alignment_option): Remove.
5156         (rs6000_parse_float_gprs_option): Remove.
5157         (rs6000_handle_option): New.  Define TARGET_HANDLE_OPTION.  Define
5158         TARGET_DEFAULT_TARGET_FLAGS.
5159         (rs6000_override_options): Revamp to use new .opt machinery.
5161         * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
5162         of new .opt machinery.  Remove target_flags.  Redefine
5163         TARGET_MFCRF and TARGET_POWERPC64.  Remove TARGET_SWITCHES,
5164         SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
5165         rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5166         rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
5167         rs6000_longcall_switch, rs6000_default_long_calls,
5168         rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
5169         rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
5170         TARGET_ALTIVEC_VRSAVE.
5172 2005-05-05  Ralf Corsepius  <ralf.corsepius@rtems.org>
5174         * config.gcc (hppa1.1-*-rtems*): Remove.
5175         * config/pa/rtems.h: Remove.
5177 2005-05-05  Ralf Corsepius  <ralf.corsepius@rtems.org>
5179         * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
5180         Exclude roe/603e multilib variants.
5182 2005-05-04  Denis Chertykov  <denisc@overta.ru>
5184         PR target/21284
5185         * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
5186         for output.
5188 2005-05-05  Richard Sandiford  <rsandifo@redhat.com>
5190         * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
5191         arm/pe.opt to $extra_options.
5192         * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
5193         (target_float_abi_name, target_float_switch, target_abi_name)
5194         (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
5195         (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
5196         (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
5197         (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
5198         (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
5199         (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
5200         (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
5201         (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
5202         (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
5203         (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
5204         (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
5205         (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
5206         (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
5207         (TARGET_OPTIONS, arm_cpu_select, arm_select,  structure_size_string)
5208         (arm_pic_register_string): Delete.
5209         (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
5210         TARGET_TPCS_FRAME.
5211         (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
5212         * config/arm/coff.h (TARGET_DEFAULT): Likewise.
5213         * config/arm/elf.h (TARGET_DEFAULT): Likewise.
5214         * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
5215         * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
5216         * config/arm/semi.h (TARGET_DEFAULT): Likewise.
5217         * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
5218         * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
5219         * config/arm/pe.h (TARGET_DEFAULT): Likewise.
5220         (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
5221         (SUBTARGET_SWITCHES): Delete.
5222         * config/arm/arm.c (target_float_switch): Delete.
5223         (arm_cpu_select): Moved from config/arm/arm.h.
5224         (target_fpu_name, target_fpe_name, target_float_abi_name)
5225         (target_abi_name, structure_size_string, arm_pic_register_string)
5226         (arm_select): Make static.
5227         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5228         (arm_handle_option): New function.
5229         (arm_override_options): Update target_flags checks for new mask names.
5230         Remove target_float_switch code.
5231         (arm_expand_prologue, thumb_expand_prologue): Check
5232         !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
5233         * config/arm/arm.opt, config/arm/pe.opt: New files.
5235 2005-05-05  Nathan Sidwell  <nathan@codesourcery.com>
5237         * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
5238         gcc_unreachable as appropriate.
5239         (arc_double_limm_p, arc_setup_incoming_varargs,
5240         arc_compute_function_type, arc_output_function_prologue,
5241         arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
5242         output_shift, arc_print_operand, arc_print_operand_address,
5243         arc_final_prescan_insn): Likewise.
5244         * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5246 2005-05-04  Geoffrey Keating  <geoffk@apple.com>
5248         * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
5249         comparing Pmode.
5250         (SDI): New.
5251         (cmp): Delete.
5252         (wd): New.
5253         (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
5254         add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
5255         clz<mode>2, ctz<mode>2, ffs<mode>2): New.
5256         (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
5257         (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
5258         (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
5259         (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
5260         (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
5262 2005-05-05  Paul Brook  <paul@codesourcery.com>
5264         * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
5265         cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
5266         regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
5267         and tree-data-ref.h with *_H variables.
5269 2005-05-05  Kelley Cook  <kcook@gcc.gnu.org>
5271         * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
5273 2005-05-05  Kelley Cook  <kcook@gcc.gnu.org>
5275         * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
5277 2005-05-04  Gerald Pfeifer  <gerald@pfeifer.com>
5279         * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
5281 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
5283         * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
5284         setting of vrsave register for current function after
5285         call to save_world is emitted.
5287 2005-05-05  Hans-Peter Nilsson  <hp@bitrange.com>
5289         * config/mmix/predicates.md: New file.
5290         * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
5291         (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
5292         (mmix_foldable_comparison_operator, mmix_comparison_operator)
5293         (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
5294         * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5295         Don't define.
5296         * config/mmix/mmix.md: Include predicates.md.
5297         ("call", "call_value"): Force address to register if it isn't a
5298         mmix_symbolic_or_address_operand.
5300 2005-05-04  Andrew MacLeod  <amacleod@redhat.com>
5302         * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
5303         the flags are of appropriate types.
5304         (num_ssa_operands): Generalize using the generic interface.
5305         * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
5306         iterator.
5308 2005-05-04  Richard Sandiford  <rsandifo@redhat.com>
5310         * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
5311         (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
5313 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
5315         * tree-outof-ssa.c (edge_leader, stmt_list,
5316         analyze_edges_for_bb): Use VEC instead of VARRAY.
5317         (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
5318         (perform_edge_inserts): Call init_analayze_edges_for_bb and
5319         fini_analayze_edges_for_bb.
5321 2005-05-04  James E Wilson  <wilson@specifixinc.com>
5323         PR driver/21112
5324         * gcc.c (process_command): In the second argv scan loop, ignore
5325         Xassembler and Xpreprocessor, along with their argument.
5327 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
5329         * tree-flow-inline.h, tree-ssa-operands.c,
5330         tree-ssa-operands.h, tree-ssa-opfinalize.h:
5331         Likewise. tree-vn.c: Fix comment typos.
5332         * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
5334 2005-05-04  Paolo Bonzini  <bonzini@gnu.org>
5336         * doc/tm.texi (Target Hooks): Document
5337         TARGET_RESOLVE_OVERLOADED_BUILTIN.
5339 2005-05-04  Paul Brook  <paul@codesourcery.com>
5341         * Makefile.in: Change dependencies on target.h to $(TARGET_H).
5343 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
5345         * dwarf2out.c (incomplete_types, retry_incomplete_types,
5346         gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
5347         of VARRAY.
5349         * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
5350         get_expansion, expand_var_during_unrolling,
5351         insert_var_expansion_initialization,
5352         combine_var_copies_in_loop_exit, release_var_copies): Use VEC
5353         instead of VARRAY.
5355         * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
5356         update_stmt.
5358 2004-05-03  Andrew Pinski  <pinskia@physics.uc.edu>
5360         PR middle-end/15618
5361         * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
5362         the same as INTEGER_TYPE.
5363         (fold_binary): Fold "bool_var != 0" to bool_var.
5364         Fold "bool_var == 1" to bool_var.
5366 2004-05-03  Richard Henderson  <rth@redhat.com>
5368         PR middle-end/21318
5369         * function.c (instantiate_virtual_regs_in_insn): Use the mode
5370         from recog_data instead of insn_data.
5372 2005-05-03  DJ Delorie  <dj@redhat.com>
5374         * common.opt (fdiagnostics-show-option): No variable is needed.
5375         * diagnostic.h (diagnostic_context): Add show_option_requested flag.
5376         * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
5377         (diagnostic_report_diagnostic): Test for enabled diagnostics here.
5378         Save and restore original message format.  Use flag in context
5379         instead of global.
5380         (warning): Don't test for enabled warnings here.
5381         * opts.c (common_handle_option): Handle -fdiagnostics-show-option
5382         here.
5384 2005-05-04  Kelley Cook  <kcook@gcc.gnu.org>
5386         * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
5387         * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
5388         * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
5389         * aclocal.m4: Don't include accross.m4.
5390         * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
5391         Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
5392         * configure, config.in: Regenerate.
5394 2005-05-04  Jakub Jelinek  <jakub@redhat.com>
5396         PR middle-end/21265
5397         * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
5398         (clear_storage): Add argument.
5399         * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
5400         Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
5401         tailcall.
5402         (emit_block_move): Handle BLOCK_OP_TAILCALL method.
5403         (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
5404         (store_expr, store_constructor): Adjust callers.
5405         * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
5406         to emit_block_move if CALL_EXPR_TAILCALL (exp).
5407         (expand_builtin_memmove): Add ORIG_EXP argument, copy
5408         CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
5409         (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
5410         with EXP.  Pass EXP to expand_builtin_memmove.
5411         (expand_builtin_memset): Add ORIG_EXP argument, pass
5412         BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
5413         (expand_builtin_bzero): Replace ARGLIST argument with EXP.
5414         Pass EXP to expand_builtin_memset.
5415         (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
5416         the new CALL_EXPR.
5417         (expand_builtin_strncmp): Likewise.
5418         (expand_builtin_printf): Replace ARGLIST argument with EXP.
5419         Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
5420         (expand_builtin_fprintf): Likewise.
5421         (expand_builtin): Adjust calls to
5422         expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
5424         * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
5425         item in V4SF mode.
5427         PR rtl-optimization/21239
5428         * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
5430 2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>
5432         * tree-flow.h (tree_ann_common_d): Move aux to ...
5433         (stmt_ann_d): ... here.
5434         * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
5435         move_computations_stmt, schedule_sm): Update references to
5436         aux.
5437         * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
5439         * tree-cfg.c (remove_bb): Remove a redundant call to
5440         set_bb_for_stmt.
5441         * tree-if-conv.c (replace_phi_with_cond_modify_expr):
5442         Likewise.
5444 2005-05-03  Richard Henderson  <rth@redhat.com>
5446         * config/rs6000/rs6000.c: Remove conflict markers.
5448         * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
5450 2005-05-03  James E Wilson  <wilson@specifixinc.com>
5452         * dwarf2out.c (lookup_filename): Call maybe_emit_file.
5454 2005-05-03  DJ Delorie  <dj@redhat.com>
5456         * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
5457         decide if the warning will be printed.
5458         * calls.c (expand_call): Likewise.
5459         * function.c (init-function_start): Likewise.
5461         * common.opt (-fdiagnostics-show-option): New.
5462         * opts.c (option_enabled): Accept the option index instead of a
5463         pointer to the option descriptor.
5464         * opts.h (option_enabled): Likewise.
5465         * toplev.c (print_switch_values): Pass option index, not option
5466         descriptor.
5467         * diagnostic.h (diagnostic_info): Add option_index.
5468         * diagnostic.c: Include opts.h.
5469         (diagnostic_set_info): Initialize option_index.
5470         (diagnostic_report_diagnostic): Amend option name if appropriate.
5471         (warning): Check to see if the specified warning is enabled.
5472         Store option index.
5473         * doc/invoke.texi (-fdiagnostics-show-options): Document.
5475 2005-05-03  Richard Henderson  <rth@redhat.com>
5477         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
5478         SPEC_OR_GEN_REGS definitions.
5480 2005-05-03  Alexandre Oliva  <aoliva@redhat.com>
5482         PR target/16888
5483         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
5484         for unavailable registers.
5486 2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>
5488         * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
5490         * cfglayout.c (block_locators_blocks,
5491         insn_locators_initialize, insn_scope): Use VEC instead of
5492         VARRAY.
5494         * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
5495         mudflap_finish_file, mudflap_finish_file): Use VEC instead of
5496         VARRAY.
5498 2005-05-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
5500         * config/sparc/predicates.md (const_compl_high_operand): New.
5501         * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
5502         gen_safe_HIGH64.
5503         (sparc_emit_set_const64_quick1): Adjust for above change.
5504         (sparc_emit_set_const64_quick2): Likewise.
5505         (sparc_emit_set_const64_longway): Likewise.
5506         (sparc_emit_set_const64): Likewise.
5507         * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
5508         movdi_const64_special): Delete.
5509         (logical constant splitters): Use const_compl_high_operand.
5511 2005-05-03  Richard Guenther  <rguenth@gcc.gnu.org>
5513         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
5514         rather than STRIP_NOPS.
5516 2005-05-03  Jakub Jelinek  <jakub@redhat.com>
5518         PR rtl-optimization/21330
5519         * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
5520         returning non-NULL.
5521         (unswitch_single_loop): Clear cinsn when retrying.
5523         PR target/21297
5524         * config/i386/i386.c (legitimize_address): When canonicalizing
5525         ASHIFT into MULT, multiply by 1 << shift_count instead of
5526         1 << log2 (shift_count).
5528 2005-05-03  Andrew MacLeod  <amacleod@redhat.com>
5530         * lambda-code.c (gcc_loop_to_lambda_loop,
5531         lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
5532         stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
5533         generic operand interface.
5534         * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
5535         * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
5536         generic operand interface.
5537         * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
5538         link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
5539         next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
5540         num_imm_uses): Use ssa_use_operand_t.
5541         (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
5542         get_v_must_def_ops): Delete.
5543         (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
5544         (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
5545         get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
5546         get_v_must_def_kill_ptr): Delete.
5547         (delink_stmt_imm_use): Move and use new operand interface.
5548         (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
5549         op_iter_next_tree): Use new operand implementation.
5550         (clear_and_done_ssa_iter): New.  Initialize a blank operand iterator.
5551         (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
5552         type check.
5553         (op_iter_next_mustdef, op_iter_next_maydef,
5554         op_iter_next_must_and_may_def): Delete. Replace with...
5555         (op_iter_next_maymustdef): New.  Combine must and may next operations.
5556         (op_iter_init_maydef, op_iter_init_mustdef,
5557         op_iter_init_must_and_may_def): Use new interface.
5558         (single_ssa_tree_operand ): New.  Process single operands only as trees.
5559         (single_ssa_use_operand): New.  Process single operands only as uses.
5560         (single_ssa_def_operand): New.  Process single operands only as defs.
5561         (zero_ssa_operands): New.  Return TRUE if there are zero operands of the
5562         specified types.
5563         (num_ssa_operands): New.  Count the number of specified operands.
5564         (compare_ssa_operands_equal): New.  Compare two statements' operands.
5565         (single_phi_def): New.  Return true if PHI has one def of the specified
5566         operand type.
5567         (op_iter_init_phiuse): New.  Initialize the iterator for PHI arguments.
5568         (op_iter_init_phidef): New.  Initialize the iterator for the PHI def.
5569         * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
5570         (struct stmt_ann_d): Operands field no longer require GTY().
5571         (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
5572         * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
5573         * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
5574         dump_replaceable_exprs, rewrite_trees): Use generic interface.
5575         * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
5576         Use use_operand_p instead of ssa_imm_use_t *.
5577         * tree-pretty-print.c (dump_vops): check if operands are active before
5578         dumping virtual operands.
5579         * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
5580         * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
5581         (ccp_fold): Use new interface.
5582         (ccp_visit_stmt): Remove unused variables and code.
5583         (convert_to_gimple_builtin): Insert statements before calling
5584         mark_new_vars_to_rename.
5585         * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
5586         (copy_prop_visit_cond_stmt): Use generic interface.
5587         * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
5588         annotation in table.
5589         (thread_across_edge): Use generic interface.
5590         (initialize_hash_element): Initialzie with stmt, not annotation.
5591         (eliminate_redundant_computations): Use generic interface.
5592         (record_equivalences_from_stmt): Pass stmt, not annotation.
5593         (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
5594         interface.
5595         * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
5596         * tree-ssa-loop-ivopts.c (find_invariants_stmt,
5597         find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
5598         generic operand interface.
5599         * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
5600         interface.
5601         * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
5602         Interface.
5603         * tree-ssa-operands.c (struct opbuild_list_d): New.  Operand build type.
5604         (build_defs, build_uses, build_v_may_defs, build_vuses,
5605         build_v_must_defs): Change type to struct opbuild_list_d.
5606         (ops_active): New.  Operands active boolean.
5607         (operand_memory, operand_memory_index): New.  Operand memory managers.
5608         (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
5609         allocate_vuse_optype, allocate_v_must_def_optype): Delete.
5610         (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
5611         Change from functions to static variable list heads.
5612         (opbuild_initialize_virtual): New.  Initialize a virtual build list.
5613         (opbuild_initialize_real): New.  Initialize a virtual build list.
5614         (opbuild_free): New.  Free a build list.
5615         (opbuild_num_elems): New.  Number of items in a list.
5616         (opbuild_append_real): New.  Add a real (tree *) operand.
5617         (opbuild_append_virtual): New.  Add and sort a virtual (tree) operand.
5618         (opbuild_first): New.  Return first element index in a list.
5619         (opbuild_next): New.  Return next element in a list.
5620         (opbuild_elem_real): New.  Return real element.
5621         (opbuild_elem_virtual): New.  Return virtual element.
5622         (opbuild_elem_uid): New.  Return UID of virtual element.
5623         (opbuild_clear): New.  Reset an operand list.
5624         (opbuild_remove_elem): New.  Remove an element form a list.
5625         (ssa_operands_active): New.  Return true if operand cache is active.
5626         (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
5627         (ssa_operand_alloc): New.  Allocate memory from an operand chunk.
5628         (correct_use_link): Use use_operand_p.
5629         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
5630         finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
5631         (cleanup_v_may_defs): Use new implmentation.
5632         (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
5633         implementation.
5634         (append_def, append_use, append_v_may_def, append_vuse,
5635         append_v_must_def): Call opbuild_append routine instead of using varray.
5636         (build_ssa_operands): Simplify to simply use stmt, don't maintain a
5637         global parse_old_ops variable.
5638         (free_ssa_operands): New implementation.
5639         (update_stmt_operands): Move.  Change argument to build_ssa_operands.
5640         (copy_virtual_operands): Move. New generic implementation.
5641         (create_ssa_artficial_load_stmt): Move. New implementation.
5642         (swap_tree_operands): Update for new implementation.
5643         (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
5644         (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
5645         rather than a varray.
5646         (verify_imm_links): Use use_operand_p.
5647         (dump_immediate_uses_for): If the immediate use variable is a virtual
5648         variable, show the virtual ops in the stmt.
5649         * tree-ssa-operands.h (def_operand_p): No longer a structure.
5650         (NULL_DEF_OPERAND_P): Now a #define.
5651         (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
5652         vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
5653         (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
5654         mustdef_optype_d): New.  Use Linked list representation.
5655         (SSA_OPERAND_MEMORY_SIZE): New.  Size of operand memory chunk.
5656         (struct ssa_operand_memory_d): New.  Allocated Chunk node.
5657         (struct stmt_operands_d): Change to new pointers that are not GTY.
5658         (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
5659         STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
5660         SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
5661         STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
5662         SET_V_MUST_DEF_KILL): Delete.
5663         (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
5664         V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
5665         (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
5666         V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
5667         (enum ssa_op_iter_type): Operand iterator typechecking values.
5668         (struct ssa_operand_iterator_d): Use linked lists of operands.
5669         (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
5670         (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
5671         FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
5672         (FOR_EACH_PHI_ARG): New.  Iterate over PHI arguments.
5673         (FOR_EACH_PHI_OR_STMT_USE): New.  Iterate over PHI or stmt uses.
5674         (FOR_EACH_PHI_OR_STMT_DEF): New.  Iterate over PHI or stmt defs.
5675         (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
5676         SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
5677         * tree-ssa-opfinalize.h: New.  Function templates for expansion.
5678         (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
5679         alloc_vuse, and alloc_mustdef.
5680         (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
5681         finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
5682         and finalize_ssa_v_must_def_ops.
5683         * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
5684         (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
5685         stmt around.
5686         (compute_avail): Use generic iterator interface.
5687         * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
5688         (stmt_makes_single_load, stmt_makes_single_store): Use
5689         ZERO_SSA_OPERANDS.
5690         * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
5691         (statement_sink_location): Use generic interface.
5692         * tree-ssa.c (verify_ssa):  Use %p in fprintf.  Use generic interface.
5693         (delete_tree_ssa): Don't call release_defs.  Call release_ssa_name and
5694         reset the immediate use link nodes.
5695         (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
5696         * tree-ssanames.c (make_ssa_name): Use use_operand_p.
5697         * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
5698         (eliminate_tail_call): Use generic operand interface.
5699         * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
5700         (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
5701         interface.
5702         * tree-vect-transform.c (update_vuses_to_preheader): Use generic
5703         interface.
5704         * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
5705         * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
5706         vuse_optype.
5707         (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
5708         Use statement pointer instead of vuse_optype.  Use generic interface.
5709         * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
5710         (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
5711         * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
5712         (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
5713         * doc/tree-ssa.texi: Update documentation for operand interface.
5715 2005-05-03  Nathan Sidwell  <nathan@codesourcery.com>
5717         * config/darwin.c (machopic_define_symbol): Use gcc_assert or
5718         gcc_unreachable as appropriate.
5719         (machopic_function_base_name, machopic_indirect_data_reference,
5720         machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
5721         * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
5722         * config/rs6000/altivec.md (*mov<mode>_internal,
5723         build_vector_mask_for_load): Likewise.
5724         * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
5725         *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
5726         *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
5727         * config/rs6000/predicates.md (easy_fp_constant,
5728         logical_operand): Likewise.
5729         * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
5730         compute_save_world_info, rs6000_emit_prologue,
5731         rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
5732         * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
5733         directly.
5735 2005-05-03  Uros Bizjak  <uros@kss-loka.si>
5737         PR middle-end/21282
5738         * convert.c (convert_to_integer): Convert ceil and floor in
5739         c99 mode only.
5741 2005-04-29  Geoffrey Keating  <geoffk@apple.com>
5743         PR target/20813
5744         * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
5745         define_insn_and_split.  Split only when memory operand is
5746         offsettable.  Use adjust_address rather than plus_constant.
5747         (floatunssidf2_internal): Likewise.
5748         (fix_truncdfsi2_internal): Split only when memory operand is
5749         offsettable.  Use adjust_address rather than plus_constant.
5750         (fix_trunctfsi2_internal): Likewise.
5751         (floatsidf2_internal): Likewise.
5753 2005-05-02  Diego Novillo  <dnovillo@redhat.com>
5755         * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
5756         (set_value_range_to_null): Likewise.
5757         (set_value_range_to_varying): New function.  Use it in all
5758         call sites that used to call set_value_range (vr, VR_VARYING, ...).
5759         (extract_range_from_assert): If the integral type has a
5760         super-type, and LIMIT is not within MIN and MAX values of that
5761         type, set the resulting range to VR_VARYING.
5763 2005-05-02  Hans-Peter Nilsson  <hp@bitrange.com>
5765         * config/mmix/mmix.opt: New file.
5766         * config/mmix/mmix.h: Move options-related comments to mmix.opt.
5767         (mmix_cc1_ignored_option): Don't declare.
5768         (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
5769         (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
5770         (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
5771         (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
5772         (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
5773         (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
5774         (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
5775         (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
5776         Don't define.
5777         (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
5778         * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
5779         (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5781 2005-05-02  Joseph S. Myers  <joseph@codesourcery.com>
5783         PR c/15698
5784         * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
5785         * c-decl.c (current_function_prototype_built_in,
5786         current_function_prototype_arg_types): New.
5787         (merge_decls): Keep source location of prototype followed by
5788         nonprototype declaration.  Update C_DECL_BUILTIN_PROTOTYPE.
5789         (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
5790         (start_function): Always set current_function_prototype_locus,
5791         current_function_prototype_built_in and
5792         current_function_prototype_arg_types.  Check for external
5793         prototype whether or not visible for external function and set
5794         current_function_prototype_arg_types accordingly.
5795         (store_parm_decls_oldstyle): Use
5796         current_function_prototype_arg_types for checking old-style
5797         definition against prototype.  Give warnings only if
5798         current_function_prototype_built_in).
5800 2005-05-02  Daniel Jacobowitz  <dan@codesourcery.com>
5802         * ggc.h (ggc_alloc_zone_pass_stat): New macro.
5803         (ggc_alloc_zone_stat): Don't define.
5804         * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
5805         ggc_alloc_zone_pass_stat.
5806         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
5807         * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
5808         (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
5810 2005-05-02  Daniel Jacobowitz  <dan@codesourcery.com>
5812         * calls.c (expand_call): Handle current_function_pretend_args_size
5813         when checking for sibcalls.
5815 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
5817         PR tree-optimization/21294
5818         * tree-vrp.c (vrp_expr_computes_nonzero): New.
5819         (extract_range_from_expr): Call vrp_expr_computes_nonzero.
5821 2005-05-02  Janis Johnson  <janis187@us.ibm.com>
5823         PR 19985
5824         * gcov-io.h: Declare gcov external functions hidden.
5826 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
5828         * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
5829         record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
5830         Use VEC instead of VARRAY.
5831         (equiv_free): New.
5833         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
5834         out common code.
5836 2005-05-02  Paolo Bonzini  <bonzini@gnu.org>
5838         * c-common.c (resolve_overloaded_builtin): Forward to target
5839         hook for BUILT_IN_MD built-ins.
5840         * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
5841         for all types of built-in.
5842         * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New.  Use it
5843         in the definition of the target hooks struct.
5844         * target.h (struct gcc_target): Add resolve_overloaded_builtin.
5845         * config/rs6000/altivec.h: Rewritten.
5846         * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
5847         altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
5848         rs6000_builtin_type, rs6000_builtin_type_compatible,
5849         altivec_overloaded_builtins, rs6000_builtin_type,
5850         rs6000_builtin_type_compatible): New.
5851         * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
5852         New.
5853         (def_builtin): Turn into a function.  Check for duplicates and store
5854         the builtin into rs6000_builtin_decls.
5855         (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
5856         bdesc_1arg): Add overloaded builtins.
5857         (altivec_expand_builtin): Check for unresolved overloaded builtins,
5858         do not support ALTIVEC_COMPILETIME_ERROR.
5859         (rs6000_init_builtins): Add opaque 128-bit vector, and internal
5860         nodes to represent front-end types.
5861         (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
5862         with opaque arguments and/or return values.
5863         * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
5864         ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
5865         (rs6000_builtin_type_index): New.
5866         (is_ev64_opaque_type): Rename to...
5867         (rs6000_is_opaque_type): ... this.
5868         (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
5869         target hook.
5871 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
5873         * function.c (reorder_blocks, reorder_blocks_1): Use VEC
5874         instead of VARRAY.
5876 2005-05-02  Nathan Sidwell  <nathan@codesourcery.com>
5877             Bernd Schmidt  <bernd.schmidt@analog.com>
5879         * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
5880         print_address_operand, print_operand, legitimize_pic_address,
5881         asm_conditional_branch, bfin_gen_compare, output_push_multiple,
5882         output_pop_multiple): Use gcc_assert or gcc_unreachable as
5883         appropriate.
5884         * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
5886 2005-05-02  Dorit Naishlos  <dorit@il.ibm.com>
5888         * doc/passes.texi: Document vectorization pass.
5890 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
5892         * tree-scalar-evolution.c (get_exit_conditions_rec,
5893         select_loops_exit_conditions,
5894         number_of_iterations_for_all_loops,
5895         analyze_scalar_evolution_for_all_loop_phi_nodes,
5896         scev_analysis): Use VEC instead of VARRAY.
5898 2005-05-02  Michael Matz  <matz@suse.de>
5900         PR c++/19542
5901         * c-common.c (c_common_nodes_and_builtins): Create global null_node.
5902         (warn_strict_null_sentinel): Define.
5903         (check_function_sentinel): Check for null_node as valid sentinel too.
5904         * c-common.h (c_tree_index): Added CTI_NULL.
5905         (null_node) Define global_tree[CTI_NULL].
5906         (warn_strict_null_sentinel): Declare.
5907         * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
5908         * c.opt: (Wstrict-null-sentinel): New C++ option.
5909         * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
5911 2005-05-01  Kazu Hirata  <kazu@cs.umass.edu>
5913         * gimplify.c (gimplify_compound_lval): Use VEC instead of
5914         VARRAY.
5916         * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
5918         * dwarf2out.c (decl_scope_table, push_decl_scope,
5919         pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
5920         instead of VARRAY.
5922 2005-05-01  Mark Mitchell  <mark@codesourcery.com>
5924         PR C++/14391
5925         * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
5926         if !flag_weak.
5927         * doc/cpp.texi (__DEPRECATED): Document.
5928         (__EXCEPTIONS): Likewise.
5929         (__GXX_WEAK__): Likewise.
5931         * function.c (INVOKE__main): Do not define.
5932         (expand_main_function): Check HAS_INIT_SECTION when determining
5933         whether or not to call __main.
5935 2005-05-01  Kazu Hirata  <kazu@cs.umass.edu>
5937         * tree-ssa-loop-ivopts.c: Fix a comment typo.
5939 2005-01-05  Paul Brook  <paul@codesourcery.com>
5941         * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
5942         (INITIALIZE_TRAMPOLINE): Use it.
5943         * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
5944         * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
5945         * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
5947 2005-05-01  Gerald Pfeifer  <gerald@pfeifer.com>
5949         * doc/install.texi (Specific): Omit dots in the @anchors names
5950         for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
5951         Omit underscores for x86_64-*-* and the "all ELF targets" entry.
5953 2005-05-01  Zdenek Dvorak  <dvorakz@suse.cz>
5955         PR tree-optimization/18316
5956         PR tree-optimization/19126
5957         * tree.c (build_int_cst_type): Avoid shift by size of type.
5958         * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
5959         argument.
5960         * tree-scalar-evolution.h (simple_iv): Declaration changed.
5961         * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
5962         field.
5963         (dump_cand): Dump depends_on information.
5964         (determine_biv_step): Add argument to simple_iv call.
5965         (contains_abnormal_ssa_name_p): Handle case expr == NULL.
5966         (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
5967         constant.
5968         (add_candidate_1): Record depends_on for candidates.
5969         (tree_int_cst_sign_bit, constant_multiple_of): New functions.
5970         (get_computation_at, get_computation_cost_at, may_eliminate_iv):
5971         Handle ivs with nonconstant step.
5972         (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
5973         (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
5974         (create_new_iv): Unshare the step before passing it to create_iv.
5975         (free_loop_data): Free cand->depends_on.
5976         (build_addr_strip_iref): New function.
5977         (find_interesting_uses_address): Use build_addr_strip_iref.
5978         (strip_offset_1): Split the recursive part from strip_offset.
5979         Strip constant offset component_refs and array_refs.
5980         (strip_offset): Split the recursive part to strip_offset_1.
5981         (add_address_candidates): Removed.
5982         (add_derived_ivs_candidates): Do not use add_address_candidates.
5983         (add_iv_value_candidates): Add candidates with stripped constant
5984         offset.  Consider all candidates with initial value 0 important.
5985         (struct affine_tree_combination): New.
5986         (aff_combination_const, aff_combination_elt, aff_combination_scale,
5987         aff_combination_add_elt, aff_combination_add,
5988         tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
5989         fold_affine_sum): New functions.
5990         (get_computation_at): Use fold_affine_sum.
5991         * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
5992         * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
5993         to simple_iv call.
5995 2005-04-30  Michael Matz  <matz@suse.de>
5997         * config/i386/i386.md (movmemsi): Also active when
5998         TARGET_INLINE_ALL_STRINGOPS.
6000 2005-04-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
6002         PR bootstrap/20633
6003         * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
6005 2005-04-30  Paul Brook  <paul@codesourcery.com>
6007         * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
6008         thumb mode.
6009         * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
6010         * config/arm/ieee754-sf.S: Ditto.
6011         * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
6012         (FUNC_ALIAS): Use .thumb_set for thumb routines.
6014 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
6016         * tree-ssanames.c: Fix a comment typo.
6017         * doc/options.texi: Fix a typo.
6019 2005-04-30  Nathan Sidwell  <nathan@codesourcery.com>
6021         * config/h8300/h8300.c (byte_reg): Use gcc_assert and
6022         gcc_unreachable as appropriate.
6023         (split_adds_subs, cond_string, print_operand,
6024         h8300_initial_elimination_offset, h8300_classify_operand,
6025         h8300_unary_length, h8300_short_immediate_length,
6026         h8300_bitfield_length, h8300_binary_length,
6027         h8300_insn_length_from_table, compute_mov_length, output_plussi,
6028         compute_plussi_length, compute_plussi_cc, output_logical_op,
6029         compute_logical_op_length, compute_logical_op_cc,
6030         output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
6031         output_a_shift, compute_a_shift_length, compute_a_shift_cc,
6032         output_a_rotate, compute_a_rotate_length, fix_bit_operand,
6033         h8300_regs_ok_for_stm): Likewise.
6034         * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
6035         monitor_prologue): Likewise.
6037 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
6039         * loop-invariant.c (invariants, create_new_invariant,
6040         get_inv_cost, best_gain_for_invariant,
6041         find_invariants_to_move, move_invariants,
6042         init_inv_motion_data, free_inv_motion_data): Use VEC instead
6043         of VARRAY.
6045 2005-04-29  Richard Henderson  <rth@redhat.com>
6047         * function.c (instantiate_decls): Remove valid_only argument.
6048         (instantiate_decls_1, instantiate_decl): Likewise.
6049         (instantiate_virtual_regs_1): Delete.
6050         (instantiate_virtual_regs_lossage): Delete.
6051         (instantiate_virtual_regs_in_rtx): New.
6052         (safe_insn_predicate): New.
6053         (instantiate_virtual_regs_in_insn): New.
6054         (instantiate_virtual_regs): Update to match all that.  Only run
6055         instantiate_decls once.
6057 2005-04-29  Richard Henderson  <rth@redhat.com>
6058             Daniel Jacobowitz  <dan@codesourcery.com>
6060         * gengtype.c (write_func_for_structure): Split out ...
6061         (output_type_enum): ... new function.  Fix thinko accessing
6062         TYPE_PARAM_STRUCT data.
6064 2005-04-29  Tom Tromey  <tromey@redhat.com>
6066         * tree.c (build_block): Removed unused 'tags' argument.
6067         * tree.h (build_block): Removed argument.
6069 2005-04-29  Michael Matz  <matz@suse.de>
6071         PR rtl-optimization/21144
6072         * postreload.c (reload_cse_move2add): Check for VOIDmode.
6074 2005-04-29  Bob Wilson  <bob.wilson@acm.org>
6076         * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
6077         flag_reorder_blocks.
6079 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
6081         PR tree-optimization/21030
6082         * tree-vrp.c (adjust_range_with_scev): Do not create invalid
6083         ranges where VR->MAX is smaller than VR->MIN.
6085 2005-04-29  Devang Patel  <dpatel@apple.com>
6087         PR tree-optimization/21272
6088         PR tree-optimization/21266
6089         * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
6091 2005-04-29  Kazu Hirata  <kazu@cs.umass.edu>
6093         * tree-flow-inline.h: Fix a comment typo.
6094         * doc/tree-ssa.texi: Fix a typo.
6096         * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
6098 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
6100         * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
6101         gcc_unreachable as appropriate.
6102         (fr30_expand_epilogue, fr30_setup_incoming_varargs,
6103         fr30_print_operand, fr30_move_double): Likewise.
6104         * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
6106 2005-04-29  Mark Mitchell  <mark@codesourcery.com>
6108         * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
6109         definition has already been provided.
6110         (ARM_EABI_DTORS_SECTION_OP): Likewise.
6111         * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
6112         (ARM_EABI_DTORS_SECTION_OP): Likewise.
6114 2005-04-29  Jim Tison  <jtison@us.ibm.com>
6116         * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
6117         trace hooks calls to improve performance.
6119 2005-04-29  Julian Brown  <julian@codesourcery.com>
6120             Mark Mitchell  <mark@codesourcery.com>
6121             Paul Brook  <paul@codesourcery.com>
6123         * crtstuff.c: Handle targets that use .init_array.
6124         * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
6125         that INVOKE__main is set correctly.
6126         (expand_main_function): Test INVOKE__main.
6127         * libgcc2.c: Do not define __main when using .init_array.
6128         * config/arm/arm.c (arm_elf_asm_constructor): New function.
6129         * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
6130         libgcc version.
6131         (DTORS_SECTION_ASM_OP): Likewise.
6132         (CTOR_LIST_BEGIN): Define specially when in libgcc.
6133         (CTOR_LIST_END): Likewise.
6134         (DTOR_LIST_BEGIN): Likewise.
6135         (DTOR_LIST_END): Likewise.
6136         * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
6137         (FINI_SECTION_ASM_OP): Likewise.
6138         (INIT_ARRAY_SECTION_ASM_OP): Define.
6139         (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6140         * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
6141         (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
6142         * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
6143         (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6145 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
6147         * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
6148         gcc_assert and gcc_unreachable as appropriate.
6149         (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
6150         const_int_cost, output_move_const_into_data_reg,
6151         output_move_qimode, output_move_double, find_addr_reg,
6152         print_operand, print_operand_address): Likewise.
6153         * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
6154         absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
6155         sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
6156         bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
6157         *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
6158         conditional_trap): Likewise.
6159         * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
6161 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
6163         * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
6164         gcc_unreachable as appropriate.
6165         (gen_conditional_move, xtensa_split_operand_pair,
6166         xtensa_split_operand_pair, xtensa_copy_incoming_a7,
6167         xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
6168         xtensa_copy_incoming_a7, xtensa_output_literal,
6169         xtensa_output_literal, xtensa_output_literal): Likewise.
6170         * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6171         * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
6172         *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
6173         movsicc_internal1, movsfcc_internal0,
6174         movsfcc_internal1): Likewise.
6176 2005-04-28  James E Wilson  <wilson@specifixinc.com>
6178         * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
6179         (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
6181 2005-04-28  DJ Delorie  <dj@redhat.com>
6183         * opt-functions.awk (var_set): Emit proper initializer for
6184         non-target bitfields.
6186 2005-04-28  Devang Patel  <dpatel@apple.com>
6188         * dbxout.c (have_used_extensions): Remove.
6189         (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
6190         have_used_extensions.
6192 2005-04-28  James E Wilson  <wilson@specifixinc.com>
6194         * doc/install.texi: Update -enable-languages info.  Correct path to
6195         html docs.
6197 2005-04-28  DJ Delorie  <dj@redhat.com>
6199         * optc-gen.awk (END): Make sure no variable is defined more
6200         than once.
6201         * opth-gen.awk (END): Allocate bits on a per-variable basis.
6202         Allow for bitfield variables other than target_flags.
6203         * doc/options.text (Mask): Document that you may specify a
6204         variable other than target_flags.
6206 2005-04-28  Martin Koegler <mkoegler@auto.tuwien.ac.at>
6208         PR rtl-optimization/18877
6209         * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
6210         number in val.start.
6212 2005-04-28  David Edelsohn  <edelsohn@gnu.org>
6214         PR target/20813
6215         * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
6216         MASK_PPC_GFXOPT.
6217         * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6218         * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6219         * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
6221 2005-04-28  Richard Earnshaw  <richard.earnshaw@arm.com>
6223         * arm.c (legitimize_pic_address): Fix sense of assertion test for
6224         creating pseudos when the base offset is too large.
6226 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
6228         * global.c (earlyclobber_regclass): Change the type to
6229         VEC(int,heap).
6230         (check_earlyclobber): Update uses of earlyclobber_regclass.
6231         (mark_reg_use_for_earlyclobber): Likewise.
6232         (calculate_local_reg_bb_info): Allocate and free
6233         earlyclobber_regclass using the VEC API.
6235 2005-04-28  Nathan Sidwell  <nathan@codesourcery.com>
6237         * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
6238         assert.
6240 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
6242         * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
6243         (*targetm.foo).
6245         * config.gcc: Obsolete c4x-* and tic4x-*.
6247         * tree.h (edge_def): Remove.
6249         * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
6250         function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
6251         reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
6252         JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
6253         where appropriate.
6255         * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
6256         coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
6257         errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
6258         genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
6259         integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
6260         machmode.def, mips-tfile.c, params.c, pretty-print.c,
6261         print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
6262         tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
6263         config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
6264         config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
6265         config/i386/cygming.h, config/i386/djgpp.h,
6266         config/i386/lynx.h, config/i386/netware.c,
6267         config/i386/winnt.c, config/ia64/ia64-c.c,
6268         config/iq2000/iq2000.c, config/m32r/little.h,
6269         config/m68k/m68k-protos.h, config/m68k/m68k.h,
6270         config/m68k/m68k.md, config/mcore/mcore.c,
6271         config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
6272         config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
6273         config/mn10300/mn10300.h, config/ns32k/netbsd.h,
6274         config/ns32k/ns32k.c, config/ns32k/ns32k.h,
6275         config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
6276         config/pdp11/pdp11.h, config/rs6000/darwin.h,
6277         config/rs6000/default64.h, config/rs6000/rs6000-c.c,
6278         config/s390/2064.md, config/s390/2084.md,
6279         config/s390/s390-modes.def, config/s390/s390-protos.h,
6280         config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
6281         config/stormy16/stormy16.c, config/vax/vax-protos.h,
6282         config/vax/vax.c, config/vax/vax.h,
6283         config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
6284         copyright.
6286 2005-04-28  Joseph S. Myers  <joseph@codesourcery.com>
6288         * c-typeck.c (build_compound_expr): Correct logic in last change.
6290 2005-04-27  James E. Wilson  <wilson@specifixinc.com>
6292         * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
6293         parameters.  Replace conditional move code with assert checking for
6294         ar.lc.  Delete obsolete comments.
6295         (set_src_needs_barrier): Delete cond parameter, and code using it.
6296         (rtx_needs_barrier): Delete initialization of cond.  Fix typo in
6297         assert checking for PR_REGS.  Fix calls to update_set_flags and
6298         set_src_needs_barrier.
6299         (group_barrier_needed): Renamed from group_barrier_needed_p.  Fix all
6300         callers.  Rewrite explanatory comment before the function.
6301         (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
6302         Fix all callers.
6304 2005-04-27  Mike Stump  <mrs@apple.com>
6306         * doc/cpp.texi: gcc now implements universal character names.
6308 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
6310         PR c/21159
6311         * c-typeck.c (build_compound_expr): Don't warn for left-hand side
6312         being a compound expression whose right-hand side is cast to void.
6314 2005-04-27  Caroline Tice  <ctice@apple.com>
6316         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6317         Remove targetm.have_named_sections test.
6318         (fix_edges_for_rarely_executed_code): Likewise.
6319         (insert_section_boundary_note): Likewise.
6320         (reorder_basic_blocks): Check partitioning flag before calling
6321         verify_hot_cold_block_grouping.
6322         * dbxout.c (dbxout_function_end): Get hot/cold section labels from
6323         the function struct rather than global variables.
6324         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
6325         (COLD_END_LABEL): Likewise
6326         (cold_text_section_label): New static global variable.
6327         (cold_end_label): Likewise.
6328         (dwarf2out_switch_text_section): Get hot/cold section labels from
6329         the function struct rather than global variables; test to make sure
6330         cfun is defined.
6331         (output_aranges): Use cold_text_section_label and cold_end_label;
6332         check partitioning flag before putting out delta.
6333         (output_ranges): Remove incorrect code attempting to use
6334         hot/cold labels.
6335         (output_line_info): Get cold section label from function struct; test
6336         to make sure cfun is defined.
6337         (add_location_or_const_value_attribute): Likewise.
6338         (dwarf2out_var_location): Likewise.
6339         (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
6340         write out cold_text_section_label if partition flag is set.
6341         (dwarf2out_finish): Write out cold_end_label if partition flag is set;
6342         * function.h (struct function): Add new fields to point to hot/cold
6343         section labels: hot_section_label, cold_section_label,
6344         hot_section_end_label and cold_section_end_label; also add new field
6345         for cold text section name, unlikely_text_section_name.
6346         * opts.c (decode_options): Turn off partitioning flag if
6347         !targetm.have_named_sections.
6348         * output.h (hot_section_label): Remove.
6349         (hot_section_end_label): Remove.
6350         (cold_section_end_label): Remove.
6351         (unlikely_section_label): Remove.
6352         (unlikely_text_section_name): Remove.
6353         * passes.c (rest_of_handle_final):  Remove extra blank line.
6354         * varasm.c (unlikely_section_label): Remove.
6355         (hot_section_label): Remove.
6356         (hot_section_end_label): Remove.
6357         (cold_section_end_label): Remove.
6358         (unlikely_text_section_name):  Remove.
6359         (initialize_cold_section_name): Modify to call
6360         targetm.strip_name_encoding; to store cold section name in current
6361         function struct, if it exists; and to only use the decl_section_name
6362         if flag_named_sections is true.
6363         (unlikely_text_section): Modify to get section name out of current
6364         function struct, if there is one; otherwise build it from
6365         UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
6366         (in_unlikely_text_section): Likewise.
6367         (named_section): Modify to get/put cold section name in current function
6368         struct, if there is one.
6369         (function_section):  Change 'bool unlikely' to 'int reloc'; check
6370         targetm.have_named_sections before calling named_section.
6371         (current_function_section): Likewise.
6372         (assemble_start_function): Modify to get/put unlikely_text_section_name
6373         in current function struct; modify to get hot/cold section labels
6374         from function struct; initialize labels using
6375         ASM_GENERATE_INTERNAL_LABEL;
6376         test partitioning flag before writing out hot section label.
6377         (assemble_end_function): Test partitioning flag before writing out
6378         hot/cold section labels.
6379         (default_section_type_flags_1):  Get cold text section name from
6380         function struct if there is one; Set flags correctly for
6381         cold text section if there is not a current function struct.
6383 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
6385         * tree-ssa-propagate.c (set_rhs): Revert last change.
6387 2005-04-27  Steve Ellcey  <sje@cup.hp.com>
6389         * explow.c (convert_memory_address): Add gcc_assert.
6391 2005-04-27  Mark Mitchell  <mark@codesourcery.com>
6393         * configure.ac: Check for ld --sysroot support.
6394         * gcc.c: Document %R specifier for specs.
6395         (SYSROOT_SPEC): New macro.
6396         (sysroot_spec): New variable.
6397         (static_specs): Add sysroot_spec.
6398         (main): Pass the sysroot spec to the linker if appropriate.
6399         * configure: Regenerated.
6400         * config.in: Likewise.
6402 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
6404         * fold-const.c (fold_binary): Use build_fold_addr_expr
6405         for address calculation and INDIRECT_REF handling.
6407 2005-04-27  Andrew Haley  <aph@redhat.com>
6409         * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
6411 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
6413         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
6414         pointer when thumb backtracing is on.
6416         * config/fp-bit.c (abort): Revert change.
6418 2005-04-27  Ian Lance Taylor  <ian@airs.com>
6420         * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
6422 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
6424         * tree-ssa-dce.c: Fix a comment typo.
6426 2005-04-27  David S. Miller  <davem@davemloft.net>
6428         * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
6429         Kill setjmpless_size.  current_function_calls_setjmp is completely
6430         computed when we are called, so just use the optimized size value
6431         instead of using REG_SAVE_AREA notes.
6432         (optimize_save_area_alloca): Delete....
6433         * rtl.h (optimize_save_area_alloca): Likewise...
6434         * passes.c (rest_of_compilation): and don't call it any more.
6435         * reg-notes.def (SAVE_AREA): Delete.
6437 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
6439         * config/fp-bit.c (abort): Add noreturn attribute.
6441         * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
6442         gcc_unreachable as appropriate.
6443         (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
6444         * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
6445         ASM_OUTPUT_REG_POP): Likewise.
6447 2005-04-27  Paolo Bonzini  <bonzini@gnu.org>
6449         * tree-complex.c (expand_vector_operations_1): Do not build
6450         VIEW_CONVERT_EXPR's for the lhs.
6452 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
6454         * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
6455         unnecessary noncanonical RTL handling.
6456         * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
6457         gcc_assert and gcc_unreachable.
6459         * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
6460         gcc_unreachable as appropriate.
6461         (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
6462         * config/arm/arm.c (arm_override_options, arm_compute_func_type,
6463         use_return_insn, const_ok_for_op, arm_gen_constant,
6464         arm_canonicalize_comparison, legitimize_pic_address,
6465         thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
6466         arm_cirrus_insn_p, cirrus_reorg, minmax_code,
6467         load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
6468         emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
6469         arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
6470         move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
6471         dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
6472         fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
6473         output_call, output_mov_long_double_fpa_from_arm,
6474         output_mov_long_double_arm_from_fpa,
6475         output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
6476         output_move_double, arithmetic_instr, shift_op, int_log2,
6477         output_return_instruction, arm_output_function_prologue,
6478         arm_output_epilogue, arm_output_function_epilogue,
6479         emit_multi_reg_push, arm_get_frame_offsets,
6480         arm_compute_initial_elimination_offset, arm_expand_prologue,
6481         arm_print_operand, arm_assemble_integer, get_arm_condition_code,
6482         arm_final_prescan_insn, arm_init_iwmmxt_builtins,
6483         arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
6484         thumb_compute_initial_elimination_offset,
6485         thumb_output_function_prologue, thumb_load_double_from_address,
6486         thumb_output_move_mem_multiple, thumb_reload_out_hi,
6487         arm_emit_vector_const, arm_dbx_register_number): Likewise.
6488         * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
6489         * config/arm/arm.md (thumb_extendhisi2,
6490         *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
6491         *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
6492         thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
6493         *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
6494         * config/arm/cirrus.md (*cirrus_arm_movdi,
6495         *cirrus_movdf_hard_insn): Likewise.
6496         * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6498 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
6500         * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
6501         (num_ssa_names): Use VEC_length.
6502         (ssa_names): Use VEC_index.
6503         * tree-ssanames.c (ssa_names): Change the type to
6504         VEC(tree,gc).
6505         (init_ssanames, fini_ssa_names, make_ssanames,
6506         release_ssa_name): Update uses of ssa_names.
6508         * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
6509         Use fold_buildN instead of fold (buildN (...)).
6511 2005-04-27  Devang Patel <dpatel@apple.com>
6513         * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
6515 2005-04-27  Matt Thomas <matt@3am-software.com>
6516             Jan-Benedict Glaw <jbglaw@microdata-pos.de>
6518         * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
6519         (vax_output_mi_thunk): Ditto.
6520         (vax_notice_cc_update): Ditto.
6521         (INDEX_REGISTER_P): Add trailing \.
6522         (BASE_REGISTER_P): Add trailing \.
6523         (legitimate_address_p): Whitespace cleanup.  Remove trailing \.
6525 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
6527         * tree-ssa-propagate.c (set_rhs): Check operand of
6528         ADDR_EXPR for gimpliness, too.
6530 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
6532         * tree-ssa-pre.c: Fix a comment typo.
6534 2005-04-27  Zdenek Dvorak  <dvorakz@suse.cz>
6536         PR tree-optimization/21171
6537         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
6538         record address uses if the reference is volatile.
6540 2004-04-27  Paolo Bonzini  <bonzini@gnu.org>
6542         * tree-complex.c (expand_vector_operation): New, extracted from
6543         expand_vector_operations_1.
6544         (tree_vec_extract): Build a NOP_EXPR.
6545         (expand_vec_parallel): Do not care about returning the correct type.
6546         (expand_vector_operations_1): Call expand_vector_operation.
6547         Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
6549         * tree-complex.c (gate_expand_vector_operations): New.
6550         (pass_lower_vector_ssa): Use it.
6551         * tree-optimize.c (init_tree_optimization_passes): Include
6552         pass_lower_vector_ssa.
6553         * tree-vect-transform.c (vect_min_worthwhile_factor): New.
6554         (vectorizable_operation): Use it.
6555         * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
6556         integer modes for the vector type.
6558         * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6559         * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
6560         Do not cope with UNITS_PER_SIMD_WORD == 0.
6561         * tree-vectorizer.c (get_vectype_for_scalar_type): Check
6562         if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
6563         (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
6564         * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6565         * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6566         * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6567         * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6569         * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
6570         * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
6571         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
6573         * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
6574         (UNITS_PER_SIMD_WORD): New.
6576 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
6578         * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
6579         gcc_unreachable as appropriate.
6580         (ia64_expand_load_address, ia64_expand_tls_address,
6581         ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
6582         ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
6583         next_scratch_gr_reg, ia64_initial_elimination_offset,
6584         ia64_expand_prologue, ia64_expand_epilogue,
6585         ia64_output_dwarf_dtprel, ia64_print_operand,
6586         ia64_register_move_cost, first_instruction, rws_access_regno,
6587         update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
6588         ia64_sched_init, ia64_variable_issue,
6589         ia64_first_cycle_multipass_dfs_lookahead_guard,
6590         ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
6591         ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
6592         process_for_unwind_directive, ia64_hpux_file_end): Likewise.
6593         * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6594         * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6595         * config/ia64/predicates.md (got_symbolic_operand,
6596         sdata_symbolic_operand): Likewise.
6597         * config/ia64/vect.md (vcondv2sf): Likewise.
6599 2005-04-27  Matt Thomas <matt@3am-software.com>
6601         * config/vax/vax.c (legitimate_constant_address_p): New.  Formerly
6602         CONSTANT_ADDRESS_P in config/vax/vax.h
6603         (legitimate_constant_p): Added.  Formerly CONSTANT_P in vax.h.
6604         (INDEX_REGISTER_P): New.
6605         (BASE_REGISTER_P): New.
6606         (indirectable_constant_address_p): New.  Adapted from
6607         INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
6608         (indirectable_address_p): New.  Adapted from
6609         INDIRECTABLE_ADDRESS_P in vax.h.
6610         (nonindexed_address_p): New.  Adapted from
6611         GO_IF_NONINDEXED_ADDRESS in vax.h.
6612         (index_temp_p): New.  Adapted from INDEX_TERM_P in vax.h.
6613         (reg_plus_index_p): New.  Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
6614         (legitimate_address_p): New.  Adapted from
6615         GO_IF_LEGITIMATE_ADDRESS in vax.h.
6616         (vax_mode_dependent_address_p): New.  Adapted from
6617         GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
6618         * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
6619         legitimate_constant_address_p.
6620         (CONSTANT_P): Use legitimate_constant_p.
6621         (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
6622         (INDIRECTABLE_ADDRESS_P): Removed.
6623         (GO_IF_NONINDEXED_ADDRESS): Removed.
6624         (INDEX_TEMP_P): Removed.
6625         (GO_IF_REG_PLUS_INDEX): Removed.
6626         (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
6627         definitions, depending on whether REG_OK_STRICT is defined.
6628         (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
6629         Two definitions, depending on whether REG_OK_STRICT is defined.
6630         * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
6631         added.
6632         (legitimate_constant_p): Prototype added.
6633         (legitimate_address_p): Prototype added.
6634         (vax_mode_dependent_address_p): Prototype added.
6636 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
6638         * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
6640 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
6642         PR c/21213
6643         * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
6644         transparent union.
6646 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
6648         PR c/20740
6649         * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
6650         assertion failures, if __gcc_host_wide_int__ is not properly
6651         defined.
6652         (init_dynamic_diag_info): Give errors, not assertion failures, if
6653         location_t, tree or __gcc_host_wide_int__ are not properly
6654         defined.
6656 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
6658         * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
6659         n_iv_uses, iv_use, n_iv_cands, iv_cand,
6660         tree_ssa_iv_optimize_init, record_use, add_candidate_1,
6661         prepare_decl_rtl, free_loop_data,
6662         tree_ssa_iv_optimize_finalize): Use the VEC API instead of
6663         VARRAY.
6665         * tree.h (tree_phi_node): Add a comment about the order of PHI
6666         arguments.
6668 2005-04-26  Paul Brook  <paul@codesourcery.com>
6670         * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
6672 2005-04-26  Nathan Sidwell  <nathan@codesourcery.com>
6674         * config/mips.mips.c (mips_legitimize_tls_address): Use
6675         gcc_unreachable.
6677         * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
6678         * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
6679         * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
6681         * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
6682         'abort'.
6684 2005-04-26  Jeff Law  <law@redhat.com>
6686         * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
6687         (op_iter_init_must_and_may_def): Likewise.
6688         (unmodifiable_var_p): Move to a later point in the file.
6689         * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
6690         * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
6691         (dse_record_phis): Directly check for virtual operands rather than
6692         using need_imm_uses_for.
6693         (dse_optimize_stmt): Handle V_MUST_DEF operands.  Handle case where
6694         store has multiple V_{MAY,MUST}_DEF operands.
6696 2005-04-26  Andrew MacLeod  <amacleod@redhat.com>
6698         * tree-cfg.c (bsi_replace): Delink immediate uses for the original
6699         stmt.
6701 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
6703         * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
6704         call to find_edge outside a loop to go through a PHI chain.
6706 2004-04-26  Richard Guenther  <rguenth@gcc.gnu.org>
6708         PR tree-optimization/17598
6709         * fold-const.c (fold_binary): Fold comparisons of addresses
6710         of COMPONENT_REFs which reference the same field to
6711         comparisons of the addresses of the base objects.
6713 2005-04-26  Julian Brown  <julian@codesourcery.com>
6715         * config/arm/arm.c (arm_return_in_msb): New function.
6716         (arm_must_pass_in_stack): New function.
6717         (TARGET_RETURN_IN_MSB): Define target hook.
6718         (TARGET_MUST_PASS_IN_STACK): Define target hook.
6719         (arm_function_value): Pad small aggregate return.
6720         (arm_pad_arg_upward): New function.
6721         (arm_pad_reg_upward): New function.
6722         * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
6723         (FUNCTION_ARG_PADDING): Define macro.
6724         (BLOCK_REG_PADDING): Define macro.
6725         (PAD_VARARGS_DOWN): Correct padding for AAPCS.
6726         * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
6727         (arm_pad_reg_upward): Declare function.
6729 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
6731         * basic-block.h (ei_cond): New.
6732         (FOR_EACH_EDGE): Call ei_cond.
6734         PR tree-optimization/21047
6735         * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
6736         (fold): Don't handle ASSERT_EXPR.
6738 2005-04-25  Roger Sayle  <roger@eyesopen.com>
6740         * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
6741         all writes to any stack register as a read/write dependency on
6742         FIRST_STACK_REG.
6743         (sched_analyze_2): Likewise, for reads from any stack register.
6745 2005-04-25  Richard Henderson  <rth@redhat.com>
6747         * final.c (output_addr_const): Revert 2005-04-09 change.
6749 2005-04-25  Mike Stump  <mrs@apple.com>
6751         * config/darwin.c (darwin_encode_section_info): Always set
6752         MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
6754 2005-04-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6756         * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
6757         gensupport.c, protoize.c, toplev.c: Replace calls to
6758         `unlock_stream' with `unlock_std_streams'.
6760 2005-04-25  Devang Patel <dpatel@apple.com>
6762         * dbxout.c (dbxout_type): Emit attribute vector.
6764 2005-04-05  Paul Brook  <paul@codesourcery.com>
6766         * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
6767         * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
6768         * config/arm/arm.c (arm_cxx_atexit_name): New function.
6769         (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
6770         * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
6771         (register_dtor_fn): Likewise.
6772         * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
6774 2005-04-25  Ian Lance Taylor  <ian@airs.com>
6776         * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
6777         * c-common.h (EXPR_STMT_EXPR): Don't define.
6778         (c_common_stmt_codes): Don't define.
6779         * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
6780         * c-gimplify.c (gimplify_expr_stmt): Remove.
6781         (c_gimplify_expr): Remove EXPR_STMT case.
6782         * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
6783         to INIT_STATEMENT_CODES.
6784         * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
6786 2005-04-25  Jan Hubicka  <jh@suse.cz>
6788         * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
6790         * except.c: Include diagnostic.h
6791         (dump_eh_tree, verify_eh_tree): New functions.
6792         * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
6793         * tree-cfg.c (tree_verify_flow_info): verify eh edges.
6794         (dump_function_to_file): dump eh tree.
6795         * tree-eh.c (mark_eh_edge): New function.
6796         (mark_eh_edge_found_error): New static variable.
6797         (verify_eh_edges): New function.
6799 2005-04-25  Nathan Sidwell  <nathan@codesourcery.com>
6801         * tree-ssa-alias.c (fieldoff_t): Remove.
6802         (fieldoff_s): typedef the structure itself.  Create a vector of
6803         objects.
6804         (push_fields_onto_fieldstack): Return count of fields pushed.
6805         Remove peeling of first field.  Adjust.
6806         (fieldoff_compare): Adjust.
6807         (create_overlap_variables_for): Adjust.
6809 2005-04-25  Joseph S. Myers  <joseph@codesourcery.com>
6811         * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
6813 2005-04-25  Joseph S. Myers  <joseph@codesourcery.com>
6815         PR bootstrap/21215
6816         * doc/install.texi: Document correct assembler and linker to use
6817         on i?86-*-solaris2.10.
6819 2005-04-25  Steven Bosscher  <stevenb@suse.de>
6821         Fix PR tree-optimization/21173
6823         * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
6824         Unshare expression we pass to force_gimple_operand.
6826 2005-04-25  J"orn Rennecke <joern.rennecke@st.com>
6827             Stephen Clarke <stevec@superh.com>
6828             Roger Sayle <roger@eyesopen.com>
6830         PR rtl-optimization/20413
6831         * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
6832         VOIDmode for LABEL_REF.
6833         * final.c (shorten_branches): Likewise.
6834         * jump.c (mark_all_labels, redirect_exp_1): Likewise.
6835         * loop.c (reg_dead_after_loop): Likewise.
6836         * varasm.c (decode_addr_const): Likewise.
6837         * doc/rtl.texi: Document mode requirement for LABEL_REF.
6839 2005-04-25  Ralf Corsepius  <ralf.corsepius@rtems.org>
6841         * config.gcc (avr-*-*): Remove redundant "case".
6843 2005-04-25  Kazu Hirata  <kazu@cs.umass.edu>
6845         * tree-vect-analyze.c (vect_mark_relevant): Take
6846         VEC(tree,heap) instead of varray_type as an argument.
6847         (vect_mark_stmts_to_be_vectorized): Change the type of
6848         worklist to VEC(tree,heap).  Adjust uses of worklist.
6850 2005-04-24  Devang Patel  <dpatel@apple.com>
6852         *  config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
6854 2005-04-24  Ian Lance Taylor  <ian@airs.com>
6856         * c-semantics.c (build_stmt): Remove test of specific tree codes
6857         for TREE_SIDE_EFFECTS handling.
6859 2005-04-24  Per Bothner  <per@bothner.com>
6861         * c-opts.c (finish_options):  Make the line-number of the <built-in>
6862         location 0, as assumed elsewhere, rather than 1.
6864 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
6866         * tree-ssa-uncprop.c (equiv_stack): Change the type o
6867         VEC(tree,heap).
6868         (tree_ssa_uncprop, uncprop_finalize_block,
6869         uncprop_initialize_block): Update uses of equiv_stack.
6871 2005-04-24  Richard Henderson  <rth@redhat.com>
6873         PR rtl-opt/21163
6874         * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
6875         for SCALAR_INT_MODE_P instead of not MODE_CC before returning
6876         constm1_rtx.
6877         <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
6878         <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
6879         <DIV, MOD>: Likewise.
6881 2005-04-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6883         * collect2.c (main): Unlock the stdio streams.
6884         * gcc.c (main): Likewise.
6885         * gcov-dump.c (main): Likewise.
6886         * gcov.c (main): Likewise.
6887         * gen-protos.c (main): Likewise.
6888         * gensupport.c (init_md_reader_args_cb): Likewise.
6889         * protoize.c (main): Likewise.
6890         * toplev.c (general_init): Likewise.
6892 2005-04-24  Jakub Jelinek  <jakub@redhat.com>
6894         PR middle-end/20991
6895         * cgraph.h (cgraph_local_info): Add vtable_method field.
6896         * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
6897         and node is vtable_method, finalized and not reachable, don't do
6898         anything.
6900 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
6902         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
6903         COMPARISON_CLASS_P.
6904         * tree-ssa-pre.c (create_value_expr_from): Use
6905         CONSTANT_CLASS_P and REFERENCE_CLASS_P.
6906         * tree-ssa-propagate.c (stmt_makes_single_load,
6907         stmt_makes_single_store): Use REFERENCE_CLASS_P.
6908         * tree-vect-transform.c (vect_is_simple_cond): Use
6909         COMPARISON_CLASS_P.
6910         * tree-vrp.c (extract_range_from_assert,
6911         build_assert_expr_for, fp_predicate, has_assert_expr): Use
6912         COMPARISON_CLASS_P.
6914         * tree-ssa-live.c (build_tree_conflict_graph): Change the type
6915         of tpa_to_clear to VEC(int,heap).  Update uses of
6916         tpa_to_clear.  Free tpa_to_clear at the end.
6918 2005-04-24  Andrew Pinski  <pinskia@physics.uc.edu>
6920         * tree.h (TREE_THIS_VOLATILE): Document the effect on a
6921         function decl.
6923 2005-04-24  Nathan Sidwell  <nathan@codesourcery.com>
6925         * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
6926         and gcc_unreachable as appropriate.
6927         (num_insns_constant, output_vec_const_move,
6928         build_mask64_2_operands, rs6000_output_dwarf_dtprel,
6929         rs6000_emit_set_const, rs6000_emit_move,
6930         spe_build_register_parallel, function_arg,
6931         rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
6932         spe_expand_predicate_builtin, spe_expand_evsel_builtin,
6933         rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
6934         rs6000_common_init_builtins, expand_block_clear,
6935         expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
6936         extract_ME, rs6000_get_some_local_dynamic_name,
6937         rs6000_output_function_entry, print_operand,
6938         print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
6939         output_cbranch, output_e500_flip_gt_bit,
6940         rs6000_emit_vector_compare, rs6000_emit_vector_compare,
6941         rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
6942         compute_save_world_info, rs6000_stack_info,
6943         rs6000_emit_load_toc_table, rs6000_frame_related,
6944         spe_synthesize_frame_save, rs6000_emit_epilogue,
6945         rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
6946         output_function_profiler, rs6000_trampoline_size,
6947         rs6000_initialize_trampoline, find_addr_reg,
6948         rs6000_machopic_legitimize_pic_address,
6949         rs6000_initial_elimination_offset,
6950         rs6000_dbx_register_number): Likewise.
6951         * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
6952         *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
6953         *movti_power, *movti_string, call, call_value, sibcall,
6954         sibcall_value): Likewise.
6955         * config/rs6000/spe.md (*movdf_e500_double,
6956         *movv2si_internal): Likewise.
6957         * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
6958         from comment.
6960 2005-04-24  Richard Henderson  <rth@redhat.com>
6962         PR target/21101
6963         * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
6964         * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
6965         Deny modes smaller than 4 bytes.
6966         * config/i386/i386-protos.h: Update.
6968 2005-04-24  Ralf Corsepius  <ralf.corsepius@rtems.org>
6970         * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
6971         Switch h8300-*-rtems* to ELF.
6973 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
6975         * vec.h (VEC_safe_grow): Replace grow with safe_grow.
6977 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
6979         * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
6981 2005-04-23  Richard Guenther  <rguenth@gcc.gnu.org>
6983         PR middle-end/21082
6984         * fold-const.c: Fold &a[i]-&a[j] to i-j.
6986 2005-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
6988         * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
6989         definitions of ssa names in condition.  Split recusive part to ...
6990         (tree_simplify_using_condition_1): New function.
6991         (expand_simple_operations): New function.
6993 2005-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
6995         * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
6996         (find_interesting_uses_cond): Do not use integer_zerop and
6997         integer_nonzerop to check for integer constants.
6998         (set_use_iv_cost): Record the value field.
6999         (determine_use_iv_cost_generic, determine_use_iv_cost_address,
7000         determine_use_iv_cost_outer): Set the value field of the cost pair.
7001         (may_eliminate_iv): Do not return the comparison code.
7002         (iv_elimination_compare): New function.
7003         (determine_use_iv_cost_condition): Set the value field.  Record
7004         noneliminable invariants correctly.
7005         (rewrite_use_compare, rewrite_use_outer): Use the value field.
7007 2005-04-23  DJ Delorie  <dj@redhat.com>
7009         * diagnostic.c (warning): Accept parameter to classify warning option.
7010         (warning0): New, for when a pointer to an error() like function is needed.
7011         * errors.c (warning): Likewise.
7012         * errors.h (warning, warning0): Adjust prototypes.
7013         * toplev.h (warning, warning0): Likewise.
7015         * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
7016         c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
7017         c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
7018         fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
7019         genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
7020         reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
7021         tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
7022         tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
7024         * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
7025         config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
7026         config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
7027         config/darwin.c, config/darwin.h, config/h8300/h8300.c,
7028         config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
7029         config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
7030         config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
7031         config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
7032         config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
7033         config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
7034         config/rs6000/aix52.h, config/rs6000/darwin.h,
7035         config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
7036         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7037         config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
7038         config/stormy16/stormy16.c, config/v850/v850-c.c,
7039         config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
7040         callers.
7042 2005-04-23  Richard Henderson  <rth@redhat.com>
7044         PR rtl-opt/21102
7045         * simplify-rtx.c (simplify_binary_operation): Fix mode check before
7046         performing some integral scalar simplifications.
7048 2005-04-23  Richard Henderson  <rth@redhat.com>
7050         PR target/21099
7051         * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
7052         simplifying CONST_VECTOR.
7054 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
7056         * tree-ssa-live.c (live_worklist): Take a stack allocated on
7057         heap as an argument.  Update uses of stack.
7058         (calculate_live_on_entry): Allocate stack on heap.
7060         * tree-ssa-live.c (build_tree_conflict_graph): Allocate
7061         partition_link and tpa_nodes on heap.
7063         * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
7064         (mark_stmt_necessary, propagate_necessity,
7065         mark_really_necessary_kill_operand_phis): Update uses of
7066         worklist.
7067         (tree_dce_init): Allocate worklist using VEC_alloc.
7068         (tree_dce_done): Free worklist using VEC_free.
7070 2005-04-23  Mike Stump  <mrs@apple.com>
7072         * config/darwin.c (machopic_indirection_name): Don't use
7073         quotes needlessly.
7074         (darwin_emit_unwind_label): Use user_label_prefix instead of
7075         "_".
7077 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
7079         * final.c, ipa-inline.c, varasm.c: Fix comment typos.
7081 2005-04-23  Hans-Peter Nilsson  <hp@axis.com>
7083         * config.gcc <cris-*>: Specify .opt files.
7084         * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
7085         config/cris/linux.opt: New files.
7086         * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
7087         (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7088         (TARGET_ELF): Override to 0.
7089         (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
7090         -melinux-stacksize=N.
7091         * config/cris/cris.c: (cris_handle_option): New function.
7092         (TARGET_DEFAULT_TARGET_FLAGS): Override.
7093         (TARGET_HANDLE_OPTION): Override to cris_handle_option.
7094         (cris_override_options): Use MASK_*, not TARGET_MASK_*.
7095         * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
7096         (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
7097         (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
7098         (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
7099         (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
7100         (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
7101         (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
7102         (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
7103         (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
7104         (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
7105         (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
7106         (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
7107         (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
7108         (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
7109         (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7110         (TARGET_LINUX): Define 0.
7111         (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7112         (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
7113         (CRIS_SUBTARGET_DEFAULT): New empty default macro.
7114         * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
7115         (TARGET_LINUX): Override to 1.
7116         (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7118 2005-04-23  Nathan Sidwell  <nathan@codesourcery.com>
7120         * haifa-sched.c (schedule_block): Fix thinko in previous
7121         assertification patch.
7123 2005-04-23  Richard Sandiford  <rsandifo@redhat.com>
7125         * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
7126         $extra_options.  Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
7127         (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file.  Add
7128         pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
7129         $extra_options.  Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
7130         (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file.  Add
7131         pa/pa-hpux.opt to $extra_options.  Also add pa/pa-hpux1111.opt
7132         for hpux11.[1-9]*.
7133         * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
7134         (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
7135         (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
7136         (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
7137         (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
7138         (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
7139         (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
7140         (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
7141         (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
7142         (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
7143         (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
7144         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
7145         (SUBTARGET_OPTIONS): Delete.
7146         (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
7147         (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
7148         instead of a string.
7149         * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
7150         (pa_cpu_string, pa_unix_string): Delete.
7151         (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
7152         (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
7153         TARGET_HPUX_10_10.
7154         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7155         (pa_handle_option): New function.
7156         (override_options): Remove handling of -march=, -mfixed-range=,
7157         -mschedule= and -munix=.
7158         * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
7159         * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
7160         * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
7161         * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
7162         * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
7163         * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
7164         * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
7165         redefining.
7166         * config/pa/pa.opt: New file.
7167         * config/pa/pa-hpux.opt: New file.
7168         * config/pa/pa-hpux1010.opt: New file.
7169         * config/pa/pa-hpux1111.opt: New file.
7170         * config/pa/pa64-hpux.opt: New file.
7172 2005-04-22  David S. Miller  <davem@davemloft.net>
7174         * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
7175         integer when it's mode is VOIDmode not DImode.
7177 2005-04-22  Geoffrey Keating  <geoffk@apple.com>
7179         * config/rs6000/rs6000.md (sync_add<mode>_internal,
7180         sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
7181         sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
7182         sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
7183         sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
7184         "bne- $-xxx" rather than local labels.
7185         (sync_lock_release<mode>): Add second operand.
7186         (lwsync): Use .long rather than a more meaningful opcode.
7187         * doc/md.texi (Standard Names): Add description of second
7188         parameter to sync_lock_test_and_set.
7190 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
7192         PR tree-optimization/21088
7193         * fold-const.c (fold_unary, fold_binary, fold_ternary):
7194         Export.
7195         * tree-vrp.c (compare_values): Use fold_binary to compare
7196         pointers.  Use boolean_type_node as the type of a comparison
7197         expression being folded.
7198         * tree.h: Add prototypes for fold_unary, fold_binary,
7199         fold_ternary.
7201         * tree-ssa-dom.c: Fix formatting.
7203 2005-04-22  Diego Novillo  <dnovillo@redhat.com>
7205         * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
7206         * lambda-code.c (perfect_nestify): Mark virtual operands in
7207         the moved statement for renaming.
7208         * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
7209         (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7210         * params.h (MIN_VIRTUAL_MAPPINGS): Define.
7211         (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7212         * tree-flow.h (struct var_ann_d): Update comments.
7213         (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
7214         allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
7215         debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
7216         debug_tree_ssa_stats, rewrite_ssa_into_ssa,
7217         dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
7218         debug_names_replaced_by): Remove declarations.
7219         (delete_update_ssa, get_current_def, set_current_def): Declare.
7220         (rewrite_into_loop_closed_ssa): Add new argument.  Update
7221         all callers.
7222         * tree-into-ssa.c: Include params.h.
7223         (old_virtual_ssa_names): Remove.  Update all users.
7224         (need_to_replace_names_p): Remove.  Update all users.
7225         (struct update_ssa_stats_d): Declare.
7226         (update_ssa_stats): New local.
7227         (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
7228         dump_tree_ssa_stats, debug_tree_ssa_stats,
7229         dump_update_ssa, debug_update_ssa,
7230         dump_names_replaced_by, debug_names_replaced_by): Declare.
7231         (get_current_def, set current_def): Make extern.
7232         (is_old_name, is_new_name): Protect against references
7233         past the end of the sets.
7234         (add_new_name_mapping): Assert that OLD and NEW are
7235         different SSA names for the same symbol.
7236         When adding a virtual mapping, update stats for virtual
7237         mapping heuristic.
7238         (insert_phi_nodes_for): If UPDATE_P is true, create the
7239         LHS of the new PHI by duplicating SSA name VAR.
7240         (insert_phi_nodes_1): Remove.  Update all users.
7241         (insert_phi_nodes): Remove second argument.  Update all
7242         users.
7243         (maybe_replace_use, maybe_replace_def): New.
7244         (rewrite_update_stmt): Call them.
7245         (mark_def_interesting): Remove calls to is_gimple_reg.
7246         (prepare_phi_args_for_update): Remove.  Update all users.
7247         (prepare_block_for_update): Only process virtual operands
7248         and GIMPLE registers in normal form.
7249         (prepare_use_sites_for): New.
7250         (prepare_names_to_update): Rename from prepare_def_sites.
7251         Call prepare_use_sites_for.
7252         (dump_update_ssa): Rename from dump_repl_tbl.
7253         Update all users.
7254         Show statistics for virtual mapping heuristic.
7255         (debug_update_ssa): Rename from debug_debug_repl_tbl.
7256         (init_update_ssa): Initialize UPDATE_SSA_STATS.
7257         (delete_update_ssa): Make extern.
7258         (mark_set_for_renaming): If the set is empty, do nothing.
7259         (release_ssa_name_after_update_ssa): Update comment.
7260         (insert_updated_phi_nodes_for): Do not remove existing
7261         PHI nodes for symbols.
7262         (switch_virtuals_to_full_rewrite_p): New.
7263         (switch_virtuals_to_full_rewrite): New.
7264         (update_ssa): Call them.
7265         Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
7266         for every statement before updating.
7267         If all the names in NEW_SSA_NAMES have been marked for
7268         removal, do nothing.
7269         Only start at the top of the CFG if there are symbols in
7270         SYMS_TO_RENAME.
7271         (ssa_rewrite_finalize_block): Remove.
7272         (ssa_register_new_def): Remove.
7273         (ssa_rewrite_stmt): Remove.
7274         (ssa_rewrite_phi_arguments): Remove.
7275         (ssa_rewrite_initialize_block): Remove.
7276         (ssa_mark_def_sites): Remove.
7277         (ssa_mark_def_sites_initialize_block): Remove.
7278         (ssa_mark_phi_uses): Remove.
7279         (rewrite_ssa_into_ssa): Remove.
7280         * tree-phinodes.c (find_phi_node_for): Remove.
7281         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7282         Call update_ssa.
7283         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
7284         Remove calls to verify_dominators and
7285         verify_loop_structure.
7286         (tree_unswitch_single_loop): Call update_ssa.
7287         * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
7288         returns false.
7289         Call verify_stmts.
7290         (delete_tree_ssa): Assert that need_ssa_update_p returns
7291         false.
7292         * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
7293         * tree-vectorizer.c (allocate_new_names, rename_def_op,
7294         free_new_names): Remove.  Update all users.
7295         (rename_use_op): Call get_current_def.
7296         (rename_variables_in_bb): Do not handle any real or
7297         virtual definition.
7298         (slpeel_update_phis_for_duplicate_loop): Call
7299         get_current_def and set_current_def instead of using
7300         SSA_NAME_AUX.
7301         (slpeel_update_phi_nodes_for_guard2): Reformat comments.
7302         (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
7303         ssa_names_to_replace and delete_update_ssa.
7304         * doc/invoke.texi: Document --param min-virtual-mappings
7305         and --param virtual-mappings-ratio.
7307 2005-04-22  Diego Novillo  <dnovillo@redhat.com>
7309         * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
7310         for newly created PHI nodes.
7311         Call create_new_def_for for every new V_MAY_DEF and
7312         V_MUST_DEF on the copied statement.
7313         (struct ssa_name_map_entry): Remove.
7314         (ssa_name_map_entry_hash): Remove.
7315         (ssa_name_map_entry_eq): Remove.
7316         (allocate_ssa_names): Remove.
7317         (rewrite_to_new_ssa_names_def): Remove.
7318         (rewrite_to_new_ssa_names_use): Remove.
7319         (rewrite_to_new_ssa_names_bb): Remove.
7320         (rewrite_to_new_ssa_names): Remove.
7321         (tree_duplicate_sese_region): Remove variables ver,
7322         definitions, phi, ssa_name_map and bi.
7323         Call need_ssa_update_p instead of any_marked_for_rewrite_p.
7324         Call update_ssa.
7325         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7326         update_ssa instead of rewrite_ssa_into_ssa.
7327         * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
7328         create_new_def_for.
7329         (find_uses_to_rename_use): Add argument 'need_phis'.
7330         (find_uses_to_rename_stmt): Do not scan virtual operands.
7331         (find_uses_to_rename): Only scan PHI nodes for
7332         non-virtual names.
7333         (rewrite_into_loop_closed_ssa): Call update_ssa.
7334         (check_loop_closed_ssa_use): Ignore virtual operands.
7335         (check_loop_closed_ssa_stmt): Likewise.
7336         (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
7337         NULL.
7338         (rename_variables, set_phi_def_stmts): Remove.
7339         (tree_duplicate_loop_to_header_edge): Reformat comment.
7340         Remove variables BB, I and DEFINITIONS.
7341         Call need_ssa_update_p.
7342         Call update_ssa.
7343         (lv_adjust_loop_header_phi): Reformat comment.
7344         * tree-ssanames.c (ssa_names_to_rewrite): Remove.
7345         (marked_for_rewrite_p, any_marked_for_rewrite_p,
7346         mark_for_rewrite, unmark_all_for_rewrite,
7347         marked_ssa_names): Remove.  Update all users.
7348         (release_ssa_name): If VAR has been registered for SSA
7349         updating, do nothing.
7350         * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
7351         (build_assert_expr_for): Call register_new_name_mapping.
7352         (insert_range_assertions): Update call to update_ssa.
7353         * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
7354         marked_for_rewrite_p, any_marked_for_rewrite_p,
7355         marked_ssa_names): Remove.
7357 2005-04-22  Jeff Law  <law@redhat.com>
7359         * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
7360         (restore_currdefs_to_original_value): Likewise.
7361         (register_definitions_for_stmt): Likewise.
7362         (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
7363         for each variable.  Do not allocate/free block_defs_stack either.
7364         Do not iterate if we just thread jumps.  Only iterate if the
7365         tree_cleanup_cfg does useful work (temporary).
7366         (dom_opt_initialize_block): No longer push a marker on
7367         BLOCK_DEFS_STACK.
7368         (dom_opt_finalize_block): Removal call to restore currdefs.
7369         Relax restrictions for recording edge equivalences.
7370         (record_equivalences_from_phis): No longer need to track
7371         CURRENT_DEF.
7372         (optimize_stmt): Similarly.
7373         (thread_across_edge): Simplify by removing the requirement that
7374         statements in the block we are threading through must be nops.
7375         (initialize_hash_element): Handle GOTO_EXPR.
7377 2005-04-22  David S. Miller  <davem@davemloft.net>
7379         * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
7380         CONST_DOUBLE_HIGH.
7381         * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
7382         fix check on CONST_DOUBLE mode.  It should be VOIDmode
7383         when it is representing an integer.
7385 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
7387         * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
7388         'abort'. Use gcc_assert and gcc_unreachable as appropriate.
7389         * c-format.c (get_constant, decode_format_attr, get_flag_spec,
7390         find_char_info_specifier_index,
7391         find_length_info_modifier_index): Likewise.
7392         * c-typeck.c (composite_type, pop_init_level): Likewise.
7393         * combine.c (cant_combine_insn_p, try_combine): Likewise.
7394         * cse.c (cse_insn): Likewise
7395         * dominance.c (calc_dfs_tree): Likewise
7396         dwarf2out.c (loc_descriptor_from_tree_1,
7397         add_abstract_origin_attribute, force_decl_die,
7398         force_type_die): Likewise
7399         emit-rtl.c (operand_subword_force): Likewise
7400         explow.c (hard_function_value): Likewise
7401         expmed.c (store_bit_field, expand_divmod,
7402         emit_store_flag_force): Likewise
7403         expr.c (emit_move_multi_word, store_expr,
7404         expand_expr_real_1): Likewise
7405         final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
7406         output_operand): Likewise
7407         flow.c (recompute_reg_usage): Likewise
7408         * function.c (assign_stack_temp_for_type, assign_temp,
7409         handle_epilogue_set): Likewise
7410         * genextract.c (main): Likewise
7411         * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
7412         gimplify_modify_expr_rhs, gimplify_expr): Likewise
7413         * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
7414         ready_remove, rm_line_notes, rm_other_notes,
7415         schedule_block): Likewise
7416         mips-tfile.c (copy_object, out_of_bounds): Likewise
7418 2005-04-22 David Edelsohn  <edelsohn@gnu.org>
7420         PR target/20813
7421         * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
7422         * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
7423         rs64.  Add MASK_PPC_GFXOPT to powerpc64 and rs64.
7424         (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
7425         TARGET_XL_COMPAT.
7426         * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
7428 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
7430         * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
7431         (gcc_tree_to_linear_expression): Convert to heap allocated
7432         vectors.
7433         (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7434         lbv_to_gcc_expression, lle_to_gcc_expression,
7435         lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7436         perfect_nestify): Likewise.
7437         lambda.h (gcc_loopnest_to_lambda_loopnest,
7438         lambda_loopnest_to_gcc_loopnest): Likewise.
7439         tree-loop-linear.c (linear_transform_loops): Likewise.
7441 2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
7443         * config/sparc/predicates.md (arith_double_operand): Use
7444         trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
7445         * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
7446         (DImode, DFmode constant splitters): Likewise.  Remove code for
7447         TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
7448         (logical constant splitters): Use const_int_operand predicate.
7449         (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
7450         HOST_BITS_PER_WIDE_INT < 64.
7452 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
7454         * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
7455         gcc_unreachable as appropriate.
7456         (force_mode, emit_move_sequence, singlemove_string,
7457         output_move_double, output_fp_move_double, find_addr_reg,
7458         output_block_move, output_block_clear, output_and,
7459         output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
7460         pa_adjust_cost, pa_issue_rate, print_operand,
7461         output_global_address, output_arg_descriptor, output_cbranch,
7462         output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
7463         output_call): Likewise.
7464         * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
7465         prefetch, prefetch_cc, prefetch_nocc): Likewise.
7467 2005-04-22  Zdenek Dvorak  <dvorakz@suse.cz>
7469         * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
7470         _gcov_pow2_profiler and _gcov_one_value_profiler.
7471         (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
7472         (GTFILES): Add $(srcdir)/tree-profile.c.
7473         * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
7474         __gcov_one_value_profiler): Declare.
7475         * gimplify.c (force_gimple_operand): Check whether the statements
7476         should be produced in ssa form.
7477         (force_gimple_operand_bsi): New function.
7478         * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
7479         __gcov_one_value_profiler): New functions.
7480         * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
7481         the profiled value is a power of two or not.
7482         * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
7483         * tree-flow.h (in_ssa_p): Declare.
7484         (force_gimple_operand_bsi): Declare.
7485         * tree-into-ssa.c (in_ssa_p): New variable.
7486         (rewrite_into_ssa): Set in_ssa_p.
7487         * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
7488         * tree-profile.c: Include ggc.h and gt-tree-profile.h.
7489         (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
7490         tree_one_value_profiler_fn): New variables.
7491         (tree_init_edge_profiler): Initialize the profiler function decls.
7492         (tree_gen_edge_profiler): Use global gcov_type_node.
7493         (prepare_instrumented_value): New function.
7494         (tree_gen_interval_profiler, tree_gen_interval_profiler,
7495         tree_gen_one_value_profiler): Call the library functions instead of
7496         creating instrumentation code.
7497         * tree.c (build_fn_decl): New function.
7498         * tree.h (build_fn_decl): Declare.
7499         * value-prof.c (rtl_divmod_values_to_profile,
7500         rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
7501         tree_mod_pow2_value_transform, tree_find_values_to_profile):
7502         Do not handle may_be_other and precise values of exponents at pow2
7503         profiler.
7504         (tree_mod_subtract_transform): Reflect that value field of
7505         histogram has changed meaning.
7506         (tree_divmod_values_to_profile): Record the values correctly.
7507         (tree_values_to_profile): Update comment.
7508         * value-prof.h (struct histogram_value_t): Remove pow2 data.
7510 2005-04-22  Joseph S. Myers  <joseph@codesourcery.com>
7512         * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
7513         (decl).
7515 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
7517         * config/i386/i386.md (length_immediate): Use gcc_assert or
7518         gcc_unreachable, as appropriate.
7519         (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
7520         *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
7521         *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
7522         *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
7523         *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7524         *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
7525         *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
7526         *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
7527         *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
7528         *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
7529         *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
7530         *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7531         pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
7532         pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
7533         *prefetch_sse_rex): Likewise.
7534         * config/i386/predicates.md (x86_64_immediate_operand,
7535         x86_64_zext_immediate_operand, symbolic_operand,
7536         no_seg_address_operand, aligned_operand,
7537         memory_displacement_operand): Likewise.
7538         * config/i386/sse.md (*mov<mode>_internal,
7539         *movv2df_internal): Likewise.
7541 2005-04-22  Jan Hubicka  <jh@suse.cz>
7543         * Makefile.in (ipa.o, ipa-inline.o): New files.
7544         * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
7545         cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
7546         cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
7547         * cgraphunit.c (cgraph_default_inline_p,
7548         cgraph_decide_inlining_incrementally,  ncalls_inlined,
7549         nfunctions_inlined, initial_insns, overall_insns,
7550         cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
7551         cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7552         cgraph_mark_inline, cgraph_check_inline_limits,
7553         cgraph_default_inline_p, cgraph_recursive_inlining_p,
7554         update_callee_keys, lookup_recursive_calls,
7555         cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
7556         cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
7557         cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
7558         pass_ipa_inline): Move to ipa-inline.c
7559         (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
7560         * ipa.c: New file.
7561         * ipa-inline.c: New file.
7563 2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
7565         * doc/invoke.texi (SPARC options): Document that -mapp-regs
7566         is turned off by default on Solaris.
7568 2005-04-21  Roger Sayle  <roger@eyesopen.com>
7570         * c-common.h (objc_build_method_signature): Update prototype.
7571         * stub-objc.c (objc_build_method_signature): Update the stub
7572         implementation to accept and ignore additional parameter.
7573         * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
7574         the value of ellipsis to objc_build_method_signature instead
7575         of setting TREE_OVERFLOW on the parms TREE_LIST node.
7577 2005-04-21  Geoffrey Keating  <geoffk@apple.com>
7579         * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
7580         * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
7581         gen_rtx_* not gen_rtx_fmt_*.
7582         (rs6000_emit_vector_select): Likewise.
7583         (rs6000_emit_sync): New.
7584         * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
7585         (larx, stcx, cmp): New mode substitutions.
7586         (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
7587         UNSPEC_ISYNC): New constants.
7588         (rlwinm): Give name.
7589         (memory_barrier, isync, lwsync): New insns.
7590         (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
7591         (sync_lock_release<mode>): New expander.
7592         (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
7593         sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
7594         sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
7595         sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
7596         sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
7597         sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
7598         (sync_add<mode>_internal, sync_addshort_internal,
7599         sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
7600         sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
7601         sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
7603         * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
7604         is the memory before, not after, the operation.  Clarify
7605         barrier requirements.
7607 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
7609         * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
7610         * lambda.h (lambda_vector_min_nz): Likewise.
7611         * langhooks.h (struct lang_hooks_for_types,
7612         struct lang_hooks): Likewise.
7613         * output.h (assemble_integer, this_is_asm_operands): Likewise.
7614         * tree.h: Likewise.
7615         * vec.h: Likewise.
7616         * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
7618         * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
7619         comments to avoid 'abort'.  Use gcc_assert as necessary.
7620         * opts.c (common_handle_option): Likewise.
7621         * pretty-print.c (pp_base_format_text): Likewise.
7622         * print-rtl.c (print_rtx): Likewise.
7623         * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
7624         * regmove.c (try_auto_increment): Likewise.
7625         * reload.c (find_valid_class, find_reloads_toplev,
7626         find_equiv_reg): Likewise.
7627         * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
7628         merge_assigned_reloads): Likewise.
7629         * tree-inline.c (inline_forbidden_p_1,
7630         estimate_num_insns_1): Likewise.
7631         * tree-optimize.c (execute_todo): Likewise.
7632         * tree-outof-ssa.c (eliminate_phi): Likewise.
7633         * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
7634         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
7635         * tree-ssa-operands.c (parse_ssa_operands,
7636         get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
7637         * tree-ssa-pre.c (find_or_generate_expression): Likewise.
7638         * tree-ssanames.c (release_ssa_name): Likewise.
7639         * tree.c (int_bit_position, int_byte_position, tree_low_cst,
7640         walk_tree): Likewise.
7642         * tree-ssa-operands.c (verify_abort): Fold into ..
7643         (verify_imm_links): ... here.
7645 2005-04-21  Richard Henderson  <rth@redhat.com>
7647         * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
7648         on non-memory operand for previous inversion.
7650 2005-04-21  Devang Patel  <dpatel@apple.com>
7652         PR optimization/20994
7653         * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
7654         x = !(a == b) : p , q;.
7655         (pass_if_conversion): Verify stmts and flow.
7657 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
7659         * optabs.c (gen_conditional_trap): Restore #define.
7661         * alias.c (true_dependence): Remove 'abort' from comments. Use
7662         gcc_assert and gcc_unreachable as appropriate.
7663         (canon_true_dependence): Likewise.
7664         * bb-reorder.c (connect_traces): Likewise.
7665         * c-common.c (c_add_case_label): Likewise.
7666         * c-decl.c (finish_function): Likewise.
7667         * caller-save.c (insert_restore, insert_save): Likewise.
7668         * cfg.c (update_bb_profile_for_threading): Likewise.
7669         * cfganal.c (flow_active_insn_p): Likewise.
7670         * cfgexpand.c (add_reg_br_prob_note): Likewise.
7671         * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
7672         cfg_layout_merge_blocks): Likewise.
7673         * ifcvt.c (cond_exec_process_insns, merge_if_block,
7674         find_if_block): Likewise.
7675         * integrate.c (allocate_initial_values): Likewise.
7676         * jump.c (reverse_condition, reverse_condition_maybe_unordered,
7677         swap_condition, unsigned_condition, signed_condition,
7678         mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
7679         reg_or_subregno): Likewise.
7680         * lambda-code.c (lambda_compute_auxillary_space,
7681         lambda_transform_legal_p): Likewise.
7682         * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
7683         * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
7684         lhd_incomplete_type_error, lhd_expand_expr,
7685         lhd_types_compatible_p, lhd_tree_size): Likewise.
7686         * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
7687         * local-alloc.c (update_equiv_regs): Likewise.
7688         * loop-unroll.c (peel_loop_completely
7689         unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
7690         peel_loop_simple, unroll_loop_stupid,
7691         analyze_iv_to_split_insn): Likewise.
7692         * loop.c (gen_prefetch, find_and_verify_loops,
7693         basic_induction_var): Likewise.
7694         * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
7695         * value-prof.c (tree_find_values_to_profile): Likewise.
7696         * varasm.c (named_section, default_assemble_integer,
7697         decode_addr_const): Likewise.
7699 2005-04-21 Alan Modra  <amodra@bigpond.net.au>
7700            Fariborz Jahanian <fjahanian@apple.com>
7702         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
7703         portion of argument passed in fpr.
7704         * expr.c (emit_push_insn): Fix computation of 'offset' used to
7705         decide on partial argument save on stack.
7707 2005-04-21  Kazu Hirata  <kazu@cs.umass.edu>
7709         * config/sparc/predicates.md, config/sparc/sparc.md: Fix
7710         comment typos.
7712 2005-04-21  Jan Hubicka  <jh@suse.cz>
7714         * cgraphunit.c: Include tree-pass.h
7715         (cgraph_decide_recursive_inlining,
7716         cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
7717         cgraph_decide_inlining): Dump goes to dump_file.
7718         (cgraph_optimize): Call ipa passes instead of inliner.
7719         (cgraph_gate_inlining, pass_ipa_inline): New.
7720         * tree-optimize.c (all_ipa_passes): New static variable.
7721         (register_one_dump_file): Dead with IPA passes.
7722         (register_dump_files): Likewise.
7723         (init_tree_optimization_passes): Initialize IPA passes.
7724         (execute_todo): Do cgraph dump when asked to, do not dump function body
7725         for IPA pass.
7726         * tree-pass.h (TODO_dump_cgraph): New macro.
7727         (ipa_passes): Declare.
7728         * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
7730 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
7732         * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
7733         gcc_assert instead of abort.
7734         (classify_argument, examine_argument, construct_container,
7735         contains_128bit_aligned_vector_p, ix86_check_movabs,
7736         standard_80387_constant_opcode, standard_80387_constant_rtx,
7737         ix86_initial_elimination_offset, ix86_compute_frame_layout,
7738         pro_epilogue_adjust_stack, ix86_expand_epilogue,
7739         ix86_address_cost, legitimate_address_p, legitimize_pic_address,
7740         legitimize_tls_address, output_pic_addr_const,
7741         i386_output_dwarf_dtprel, put_condition_code, print_reg,
7742         get_some_local_dynamic_name, print_operand, print_operand_address,
7743         output_387_binary_op, emit_i387_cw_initialization,
7744         output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
7745         ix86_expand_clear, ix86_expand_binary_operator,
7746         ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
7747         ix86_cc_modes_compatible, ix86_fp_comparison_codes,
7748         ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
7749         ix86_expand_branch, ix86_expand_setcc,
7750         ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
7751         ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
7752         ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
7753         memory_address_length, ix86_attr_length_immediate_default,
7754         ix86_attr_length_address_default, ix86_agi_dependant,
7755         x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
7756         ix86_expand_binop_builtin, ix86_force_to_memory,
7757         ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
7758         x86_emit_floatuns): Likewise.
7759         * config/i386/netware.c (gen_regparm_prefix,
7760         i386_nlm_strip_name_encoding): Likewise.
7761         * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
7763 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
7765         * optabs.c (gen_condiational_trap): Remove #define.
7766         (add_equal_note): Assertify. Remove explicit indirection from
7767         call via function pointer.
7768         (expand_ternary_op, expand_simple_binop, expand_binop,
7769         expand_twoval_unop, expand_twoval_binop,
7770         expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
7771         emit_unop_insn,  emit_no_conflict_block,  prepare_cmp_insn,
7772         prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
7773         prepare_float_lib_cmp, emit_conditional_move,
7774         emit_conditional_add, gen_add2_insn, gen_add3_insn,
7775         have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
7776         expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
7777         vector_compare_rtx, expand_vec_cond_expr): Likewise.
7779 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
7781         * vec.h: Update API to separate allocation mechanism from type.
7782         (VEC_safe_grow): New.
7783         * vec.c (calculate_allocation): New.
7784         (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
7785         (vec_gc_free, vec_heap_free): Remove.
7786         * gengtype-lex.l (DEF_VEC_): Process mult-argument macros.  Adjust.
7787         (VEC): Likewise.
7788         (mangle_macro_name): New.
7789         (struct macro_def): New.
7790         (struct macro): Add multiple argument values.
7791         (macro_expans_end): New.
7792         (push_macro_expansion):  Chain on new macro. Process multiple
7793         args, create follow on expansion. Return follow on argument.
7794         (macro_input): Deal with multiple arguments.
7796         * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
7797         (struct tree_binfo): Adjust.
7798         * basic-block.h: Define VEC(edge,gc).
7799         (struct edge_def): Adjust.
7800         (struct basic_block_def, struct edge_iterator): Likewise.
7801         (ei_container, ei_start_1, ei_last_1): Likewise.
7802         * cfg.c (connect_src, connect_dest): Likewise.
7803         * cfgrtl.c (force_nonfallthru_and_redirect)
7804         * dbxout.c (dbxout_type)
7805         * dwarf2out.c (gen_member_die)
7806         * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
7807         (gcc_tree_to_linear_expression): Adjust.
7808         (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7809         lbv_to_gcc_expression, lle_to_gcc_expression,
7810         lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7811         perfect_nestify): Likewise.
7812         * lambda.h (gcc_loopnest_to_lambda_loopnest,
7813         lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
7814         * profile.c (instrument_values): Adjust.
7815         * tree-cfg.c (modified_noreturn_calls): Adjust.
7816         (remove_fallthru_edge): Likewise.
7817         * tree-dump.c (dequeue_and_dump): Adjust.
7818         * tree-flow-inline.h (mark_stmt_modified): Adjust.
7819         * tree-flow.h (modified_noreturn_calls): Adjust.
7820         (tree_on_heap): Remove. (yay!)
7821         (register_new_def): Adjust.
7822         * tree-into-ssa.c: Define VEC(int,heap).
7823         (block_defs_stack): Adjust.
7824         (find_idf, insert_phi_nodes, register_new_def,
7825         rewrite_initialize_block, rewrite_finalize_block,
7826         register_new_update_single, rewrite_update_init_block,
7827         rewrite_update_fini_block, rewrite_blocks,
7828         ssa_rewrite_finalize_block, ssa_register_new_def,
7829         ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
7830         * tree-loop-linear.c (linear_transform_loops): Adjust.
7831         * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
7832         (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
7833         * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
7834         stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
7835         vrp_variables_stack): Adjust declarations.
7836         (tree_ssa_dominator_optimize): Adjust.
7837         (dom_opt_initialize_block, remove_local_expressions_from_table,
7838         restore_nonzero_vars_to_original_value,
7839         restore_vars_to_original_value,
7840         restore_currdefs_to_original_value, dom_opt_finalize_block,
7841         record_var_is_nonzero, record_cond, record_const_or_copy_1,
7842         optimize_stmt, update_rhs_and_lookup_avail_expr,
7843         lookup_avail_expr, record_range): Likewise.
7844         * tree-ssa-pre.c: Define VEC(basic_block,heap).
7845         (compute_antic_aux): Adjust.
7846         (inserted_exprs, create_expression_by_pieces,
7847         insert_into_preds_of_block, eliminate, mark_operand_necessary,
7848         remove_dead_inserted_code, fini_pre): Likewise.
7849         * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
7850         (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
7851         ssa_prop_init): Likewise.
7852         * tree-ssa.c: Define VEC(bitmap,heap).
7853         (verify_name_tags): Adjust.
7854         * value-prof.c (rtl_divmod_values_to_profile): Adjust.
7855         (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
7856         tree_divmod_values_to_profile, tree_find_values_to_profile,
7857         value_profile_transformations): Likewise.
7858         * value-prof.h: Define VEC(histogram_value,heap).
7859         * varasm.c: Remove alias_pair pointer typedef, define
7860         VEC(alias_pair,gc).
7861         (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
7863         * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
7864         not a pointer to it.  Create an object vector.
7865         (extern_symbols): Turn into an object vector.
7866         (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
7868 2005-04-21  Sebastian Pop  <pop@cri.ensmp.fr>
7870         PR/20742
7871         * Makefile.in (tree-chrec.o): Depend on params.h.
7872         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
7873         default value 20.
7874         * tree-chrec.c: Depend on params.h.  Replace build with buildN,
7875         and fold build with fold_buildN.
7876         (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
7877         the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
7878         (tree_contains_chrecs): Compute an estimation of the size of the
7879         given expression.
7880         * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
7881         (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
7882         * tree-scalar-evolution.c (simple_iv): Ditto.
7883         * doc/invoke.texi (scev-max-expr-size): Documented.
7885 2005-04-21  Richard Sandiford  <rsandifo@redhat.com>
7887         * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
7888         (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
7889         (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
7890         (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
7891         (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
7892         (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
7893         * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
7894         (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
7895         * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
7896         (darwin_fix_and_continue_switch): Delete.
7897         * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
7898         (SUBTARGET_SWITCHES): Delete.
7899         * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
7900         (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
7901         (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
7902         (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
7903         (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
7904         (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
7905         (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
7906         (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
7907         (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
7908         (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
7909         (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
7910         (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
7911         (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
7912         (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
7913         (TARGET_64BIT): Undef before redefining.
7914         (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
7915         (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
7916         (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
7917         (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
7918         (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
7919         (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
7920         (ix86_asm_string, ix86_regparm, ix86_regparm_string)
7921         (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7922         (ix86_debug_arg_string, ix86_debug_addr_string)
7923         (ix86_align_loops_string, ix86_align_jumps_string)
7924         (ix86_align_funcs_string): Delete.
7925         * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
7926         (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
7927         * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
7928         (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
7929         * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
7930         * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
7931         (SUBTARGET_SWITCHES): Delete.
7932         * config/i386/i386.c (ix86_debug_arg_string): Delete.
7933         (ix86_debug_addr_string): Delete.
7934         (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
7935         (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
7936         (ix86_align_loops_string, ix86_align_jumps_string)
7937         (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7938         (ix86_align_funcs_string): Make static.
7939         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7940         (ix86_handle_option): New function.
7941         (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
7942         (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
7943         * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
7944         of darwin_fix_and_continue_switch.
7945         (darwin_one_byte_bool): Delete.
7946         * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
7947         * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
7948         to darwin_one_byte_bool.
7949         * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
7950         * config/i386/djgpp.opt, config/i386/i386.opt,
7951         * config/i386/sco5.opt: New files.
7953 2005-04-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
7955         * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
7956         fp_zero_operand, fp_register_operand, intreg_operand,
7957         fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
7958         call_operand, call_operand_address, tgd_symbolic_operand,
7959         tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
7960         symbolic_operand, symbolic_memory_operand, label_ref_operand,
7961         sp64_medium_pic_operand, data_segment_operand,
7962         text_segment_operand, splittable_symbolic_memory_operand,
7963         reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
7964         eq_or_neq, normal_comp_operator, noov_compare_op,
7965         noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
7966         cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
7967         const64_operand, const64_high_operand, arith11_operand,
7968         arith10_operand, arith_double_operand, arith_double_4096_operand,
7969         arith_double_add_operand, arith11_double_operand,
7970         arith10_double_operand, small_int, small_int_or_double,
7971         uns_small_int, uns_arith_operand, clobbered_register,
7972         input_operand, compare_operand): Delete.
7973         (sparc_emit_set_const32): Use predicates in assertion.  Remove special
7974         code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
7975         (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
7976         (GEN_HIGHINT64, GEN_INT64): Delete.
7977         (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
7978         gen_safe_XOR64): Adjust for above deletion.
7979         (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
7980         Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
7981         (legitimate_constant_p): Use const_zero_operand instead.
7982         (sparc_extra_constraint_check): Likewise.
7983         * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
7984         (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
7985         (PREDICATE_CODES): Delete.
7986         * config/sparc/sparc.md: Include predicates.md.
7987         (All patterns): Adjust for new predicate names.
7988         (cmpdi, cmpdi_sp64): Use arith_operand predicate.
7989         (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
7990         (movdi): Use general_operand predicate.
7991         (movdi_sp64_dbl): Delete.
7992         (movdi_const64_special): Add 'N' constraint.
7993         (movdicc): Use arith10_operand predicate.
7994         (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
7995         (movdi_cc_reg_sp64): Use arith10_operand predicate.
7996         (movdi_cc_reg_sp64_trunc): Delete.
7997         (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
7998         (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
7999         (subdi3_sp32): Delete.
8000         (subdi3_insn_sp32): Change to define_insn_and_split.
8001         (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
8002         (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
8003         (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
8004         umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
8005         small_int_operand predicate.
8006         (divdi3, udivdi3): Use arith_operand predicate.
8007         (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
8008         (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
8009         xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
8010         (xordi3_sp64_dbl): Delete.
8011         (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
8012         cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
8013         cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
8014         cmp_ccx_set_not): Use arith_operand predicate.
8015         (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
8016         * config/sparc/predicates.md: New file.
8018 2005-04-21  Kazu Hirata  <kazu@cs.umass.edu>
8020         PR tree-optimization/14846
8021         * fold-const.c (fold_single_bit_test_into_sign_test): New,
8022         split out from ...
8023         (fold_single_bit_test): ... here.
8024         (fold_binary): Call fold_single_bit_test_into_sign_test
8025         instead of fold_single_bit_test.
8027 2005-04-20  James E Wilson  <wilson@specifixinc.com>
8029         PR c++/20805
8030         * dwarf2out.c (gen_variable_die): Don't emit a specification if this
8031         is another declaration.
8033 2005-04-21  Hans-Peter Nilsson  <hp@axis.com>
8035         * config/cris/predicates.md: New file.
8036         * config/cris/cris-protos.h (cris_store_multiple_op_p)
8037         (cris_movem_load_rest_p): Declare.
8038         * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
8039         (cris_movem_load_rest_p): Ditto.  Globalize.
8040         (cris_bdap_operand, cris_bdap_biap_operand,
8041         cris_orthogonal_operator, cris_commutative_orth_op,
8042         cris_operand_extend_operator,
8043         cris_additive_operand_extend_operator, cris_extend_operator,
8044         cris_plus_or_bound_operator, cris_mem_op,
8045         cris_general_operand_or_symbol,
8046         cris_general_operand_or_gotless_symbol,
8047         cris_general_operand_or_plt_symbol, cris_mem_call_operand,
8048         cris_load_multiple_op): Remove predicate functions.
8049         (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
8050         abort, for UNSPECs other than CRIS_UNSPEC_PLT.
8051         * config/cris/cris.h (PREDICATE_CODES): Don't define.
8052         * config/cris/cris.md: Include predicates.md.
8053         ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
8055 2005-04-20  Ian Lance Taylor  <ian@airs.com>
8057         * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
8058         * c-common.h (STMT_EXPR_STMT): Don't define.
8059         (STMT_EXPR_NO_SCOPE): Don't define.
8060         * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
8061         * c-pretty-print.c (pp_c_primary_expression): Likewise.
8062         (pp_c_expression): Likewise.
8064 2005-04-20  Richard Henderson  <rth@redhat.com>
8066         PR target/21100
8067         * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
8069 2005-04-20  Jeff Law  <law@redhat.com>
8071         * reload1.c (reload): Ignore equivalences between pseudos and
8072         read only memory.
8074 2005-04-20  Joseph S. Myers  <joseph@codesourcery.com>
8076         PR c/12913
8077         * c-tree.h (struct c_label_list): Update comment.
8078         (struct c_label_context): Rename to struct c_label_context_se.
8079         (label_context_stack): Rename to label_context_stack_se.
8080         (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
8081         c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
8082         c_end_vm_scope): New.
8083         (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
8084         * c-decl.c (pop_scope): Call c_end_vm_scope.
8085         (pushdecl): Call c_begin_vm_scope for variably modified
8086         declarations.
8087         (define_label): Check for jumping into scope of identifier with
8088         variably modified type.  Push label on stack for those defined at
8089         current context of identifiers with variably modified type.
8090         (start_function): Create stack level for context of identifiers
8091         with variably modified type.
8092         (finish_function): Pop stack level for context of identifiers with
8093         variably modified type.
8094         * c-typeck.c (label_context_stack): Rename to
8095         label_context_stack_se.
8096         (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
8097         (c_finish_goto_label): Check for jumping into scope of identifier
8098         with variably modified type.  Push label on stack for those jumped
8099         to from current context of identifiers with variably modified
8100         type.
8101         (struct c_switch): Add blocked_vm.
8102         (c_start_case): Initialize blocked_vm.
8103         (do_case): Check blocked_vm.
8104         (c_finish_case): Add comment.
8105         (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
8106         variable label_context_stack.
8108 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
8110         * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
8111         conditional_replacement, value_replacement, abs_replacement,
8112         minmax_replacement.
8113         (replace_phi_edge_with_variable): Remove argument BB.
8114         (conditional_replacement, value_replacement,
8115         minmax_replacement, abs_replacement): Remove argument PHI_BB.
8116         Update a call to replace_phi_edge_with_variable.
8118         * tree-ssa-phiopt.c: Fix comments.
8120 2005-04-20  Michael Matz  <matz@suse.de>
8122         PR20973
8123         * reload.c (push_reload, find_dummy_reload): Check for uninitialized
8124         pseudos.
8126 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
8128         * tree-ssa-phiopt.c: Fix comment typos.
8130         PR tree-optimization/21116
8131         * tree-ssa-phiopt.c: Fix a typo.
8133 2005-04-19  Richard Henderson  <rth@redhat.com>
8135         * builtins.c (expand_builtin_sync_operation): Revert last change.
8136         * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
8137         not vs new value.
8138         (expand_compare_and_swap_loop): Likewise.
8139         (expand_sync_operation): Remove fallback from NAND to AND; invert
8140         memory operand when expanding from cmpxchg.
8141         (expand_sync_fetch_operation): Likewise.
8142         * doc/extend.texi (Atomic Builtins): Fix docs for nand and
8143         compare-and-swap.
8145         * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
8146         when implementing NAND.  Fix double-add for AFTER.
8147         * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
8148         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8149         (sync_compare_and_swap<I48MODE>): Fix compare vs zero.  Return old
8150         memory value.
8151         (sync_lock_test_and_set<I48MODE>): Remove extra label and last
8152         memory barrier.
8154         * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
8155         to return old memory value.
8156         (sync_compare_and_swap_cc<IMODE>): Likewise.
8158         * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
8159         return pre-reload.  Don't consider output or anti dependencies.
8160         * config/ia64/sync.md (IMODE): New.
8161         (modesuffix): Add QI and HI.
8162         (memory_barrier): Simplify expansion.
8163         (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
8164         (cmpxchg_acq_<IMODE>): Likewise.
8165         (sync_lock_test_and_set<IMODE>): Likewise.
8166         (sync_lock_release<IMODE>): Likewise.
8168 2005-04-19  James A. Morrison  <phython@gcc.gnu.org>
8170         * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
8171         ~X or ~Y simplify.
8173 2005-04-19  James A. Morrison  <phython@gcc.gnu.org>
8175         * fold-const (fold_binary):  Fold ~X ^ ~ Y to X ^ Y.
8177 2005-04-20  Michael Pogue  <michael.pogue@sun.com>
8178             Joseph S. Myers  <joseph@codesourcery.com>
8180         * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
8181         * c-typeck.c (build_c_cast): Check these options.
8182         * doc/invoke.texi: Document these options.
8184 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
8186         * tree-ssa-phiopt.c: Update a comment about the pass.
8188 2005-04-19  Kazu Hirata  <kazu@cs.umass.edu>
8190         * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
8191         config/mcore/mcore.c: Fix comment typos.
8193 2005-04-19  Daniel Jacobowitz  <dan@codesourcery.com>
8195         * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
8196         * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
8198 2005-04-19  Paul Brook  <paul@codesourcery.com>
8200         * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
8202 2005-04-19  Andrew Haley  <aph@redhat.com>
8204         PR java/21022
8205         * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
8206         looking at a field's bitpos.
8208 2005-04-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8210         * system.h (fopen, fdopen, freopen): Define these to the unlocked
8211         libiberty functions.
8213 2005-04-19  Kazu Hirata  <kazu@cs.umass.edu>
8215         PR tree-optimization/21096
8216         * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
8218 2005-04-19  Alan Modra  <amodra@bigpond.net.au>
8220         PR target/21098
8221         * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
8222         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
8224 2005-04-19  Alexandre Oliva  <aoliva@redhat.com>
8226         * tree-cfg.c (dump_function_to_file): Use cfun info only if it
8227         refers to the function being dumped.
8229 2005-04-18  Daniel Jacobowitz  <dan@codesourcery.com>
8231         * varasm.c (assemble_start_function): Remove reset of in_section.
8233 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
8235         PR tree-optimization/21085
8236         * fold-const (fold_binary): Don't change X % -C to X % C if C has
8237         overflowed.
8239 2005-04-19  Ben Elliston  <bje@au.ibm.com>
8241         * doc/invoke.texi (Optimize Options): Refer to the correct
8242         optimisation flag -ftree-dominator-opts, not -ftree-dom.
8244 2005-04-18  Christopher Jaillet <christophe.jaillet@wanadoo.fr>
8246         * config/rs6000/rs6000.c (machopic_output_stub):  Increase
8247         alloca argument to be big enough.
8249 2005-04-18  Alexandre Oliva  <aoliva@redhat.com>
8251         PR middle-end/21049
8252         * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
8253         cfun->cfg are NULL.
8255 2005-04-18  Tom Tromey  <tromey@redhat.com>
8257         * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
8258         typo.
8260 2005-04-18  Richard Henderson  <rth@redhat.com>
8262         * config/alpha/alpha.c (alpha_split_atomic_op): New.
8263         (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
8264         (alphaev4_insn_pipe): Likewise.  Correct IST and LDSYM pipes.
8265         * config/alpha/alpha-protos.h: Update.
8266         * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
8267         (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
8268         (attr type): Add ld_l, st_c, mb.
8269         (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
8270         iornotsi3, xorsi_internal, xornotsi3): New.
8271         * config/alpha/ev4.md (ev4_ld): Add ld_l.
8272         (ev4_ist_c, ev4_mb): New.
8273         * config/alpha/ev5.md (ev5_st): Add st_c, mb.
8274         (ev5_ld_l): New.
8275         * config/alpha/ev6.md (ev6_ild): Add ld_l.
8276         (ev6_ist): Add st_c.
8277         (ev6_mb): New.
8278         * config/alpha/sync.md: New file.
8280 2005-04-18  Richard Henderson  <rth@redhat.com>
8282         * builtins.c (expand_builtin_sync_operation): Fold nand to and
8283         for constants.
8285         * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
8287 2005-04-18  Devang Patel  <dpatel@apple.com>
8289         * config/rs6000/atlivec.md (mulv4si3): New pattern.
8291 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
8293         PR tree-optimization/20922
8294         * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
8295         Fold X + c >= X and fold X - c <= X to true.
8297 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
8299         * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
8300         unsigned int.
8301         (emergency_labeled_state_free): Likewise.
8303 2005-04-18  Nick Clifton  <nickc@redhat.com>
8305         * config/h8300/h8300.md (jump): Remove prescan parameter from
8306         calls to final_scan_insn.
8308         * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
8309         parameter from calls to final_scan_insn.
8311         * config.gcc (m68hc12): Use the m68hc11.opt file for target
8312         specific options.
8313         (v850e, v850e1): Use the v850.opt file for target specific
8314         options.
8316 2005-04-18  Kazu Hirata  <kazu@cs.umass.edu>
8318         PR tree-optimization/21001
8319         * tree-optimize.c (init_tree_optimization_passes): Move the
8320         first pass_forwprop immediately before pass_vrp.
8322 2005-04-17  Ian Lance Taylor  <ian@airs.com>
8324         * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
8325         * c-common.c (c_sizeof_or_alignof_type): Change second parameter
8326         from enum tree_code op to bool is_sizeof.
8327         * c-common.h (c_sizeof_or_alignof_type): Update declaration.
8328         (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
8329         * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
8330         case.
8331         (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
8332         cases.
8333         (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
8334         ALIGNOF_EXPR cases.
8336 2005-04-17  Ian Lance Taylor  <ian@airs.com>
8338         * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
8340 2005-04-17  Richard Henderson  <rth@redhat.com>
8342         * config/alpha/alpha.c (va_list_skip_additions): Only define if
8343         TARGET_ABI_OSF.
8344         (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
8345         (alpha_stdarg_optimize_hook): Likewise.  Allow for one more round
8346         of indirection through ssa names while looking for the gpr counter
8347         field.
8348         (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
8349         saved va_list_gpr_size and va_list_fpr_size.
8351 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
8353         * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
8354         both pointers or both integers.
8356         * tree-vrp.c (maybe_add_assert_expr): Don't assert
8357         ASSERT_EXPRs for single-use variable.
8359         * tree-into-ssa.c: Fix a comment typo.
8361 2005-04-17  Richard Sandiford  <rsandifo@redhat.com>
8363         * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
8364         -mipsN before forcing a default of -mips2.
8366 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
8368         * predict.h (IS_TAKEN): Remove.
8369         * rtl.h (NOTE_PREDICTION): Likewise.
8371         * modulo-sched.c (CFG_HOOKS): Remove.
8373         * c-parser.c (N_C_TTYPES): Remove.
8375         * tree-flow-inline.h (get_stmt_operands): Remove.
8376         * lambda-code.c, tree-ssa-loop-unswitch.c,
8377         tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
8378         tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
8379         tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
8380         calls to get_stmt_operands.
8381         * doc/tree-ssa.texi: Don't mention get_stmt_operands.
8383 2005-04-17  Richard Henderson  <rth@redhat.com>
8385         PR target/20375
8386         * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
8387         of CUMULATIVE_ARGS past the last named argument.
8388         (alpha_va_start): Expect pretend_args_size only if strictly less than
8389         6 named arguments.
8391 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
8393         PR middle-end/21024
8394         * builtins.c (expand_builtin_strcat): Convert the result of
8395         strlen to the right type.
8396         * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
8397         avoid creating type mismatches.
8398         <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
8399         type mismatches.
8401         * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
8403 2005-04-16  Richard Henderson  <rth@redhat.com>
8405         PR target/21051
8406         * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
8407         Use the mode of boolean_type_node when the user doesn't provide one.
8408         * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
8410 2005-04-16  Alexandre Oliva  <aoliva@redhat.com>
8412         PR target/20126
8413         * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
8414         (const)).
8416         * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
8417         comment.
8419 2005-04-16  Roger Sayle  <roger@eyesopen.com>
8420             Steven Bosscher  <stevenb@suse.de>
8422         * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
8423         (fold_unary_to_constant): Likewise.
8425 2005-04-16  Kazu Hirata  <kazu@cs.umass.edu>
8427         * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
8428         PROP_ASM_SCAN.
8430 2005-04-16  Gerald Pfeifer  <gerald@pfeifer.com>
8432         * doc/install.texi (Specific): Avoid using asterisks in @anchor
8433         names related to target triplets.
8434         Remove i?86-*-esix from platform directory.
8435         Remove powerpc-*-eabiaix from platform directory.
8437 2005-04-16  Joseph S. Myers  <joseph@codesourcery.com>
8439         PR middle-end/20491
8440         * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
8441         falling through from SUBREG case to REG.
8443 2005-04-15  Roger Sayle  <roger@eyesopen.com>
8445         * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
8446         (fold_binary): Update comment mentioning fold_relational_hi_lo.
8447         (fold_binary_to_constant): Simplify using fold_binary.
8448         (fold_unary_to_constant): Likewise, simplify using fold_unary.
8450 2005-04-15  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
8452         * gthr-posix.c (pthread_cancel): Define.
8453         (pthread_mutexattr_init): Likewise.
8454         (pthread_mutexattr_settype): Likewise.
8455         (pthread_mutexattr_destroy): Likewise.
8457 2005-04-15  David S. Miller  <davem@davemloft.net>
8459         PR target/20673
8460         * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
8462 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
8464         PR tree-optimization/21031
8465         * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
8466         (forward_propagate_into_cond_1): Call it.  Forward propagate
8467         integer-integer casts into COND_EXPRs.
8469 2005-04-15  Dave Korn  <dave.korn@artimi.com>
8471         * gcc.c (default_compilers): Clarify obscure error message when
8472         reading from standard input.
8474 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
8476         * basic-block.h (PROP_EQUAL_NOTES): Remove.
8477         * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
8479         * tree-ssa-alias.c (init_alias_info): Remove a call to
8480         get_stmt_operands.
8482 2005-04-15  Andrew MacLeod  <amacleod@redhat.com>
8484         * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
8485         of non-virtual PHI nodes like we use to.
8487 2005-05-15  Paolo Bonzini  <bonzini@gnu.org>
8489         * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
8490         (attr_copy_rtx): Do not use it.
8492 2005-04-15  Andrew Macleod  <amacleod@redhat.com>
8494         * doc/tree-ssa.texi: Grammer/abbreviation updates.
8496 2005-04-15  Diego Novillo  <dnovillo@redhat.com>
8498         * tree-vect-transform.c (vectorizable_store): Mark necessary
8499         objects in the vectorized store needing renaming.  Update the
8500         SSA graph for V_MAY_DEF operands in the original store.
8502 2005-04-14  Daniel Berlin <dberlin@dberlin.org>
8504         * tree-ssa-pre.c (compute_avail): It's okay to have
8505         TREE_INVARIANT's here, and value number the resulting expressions.
8506         (create_expression_by_pieces): Make sure operands that were
8507         min_invariant when we started, stay that way.
8509 2005-04-15  David Edelsohn  <edelsohn@gnu.org>
8511         * doc/install.texi (*-ibm-aix*): Add comment about system limits.
8513 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
8515         PR tree-optimization/20936.
8516         * tree-ssa-ccp.c (visit_assignment): Fix a typo.
8518 2005-04-15  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
8520         * doc/invoke.texi: Fix typos.
8521         * doc/md.texi: Likewise.
8522         * doc/rtl.texi: Likewise.
8523         * doc/sourcebuild.texi: Likewise.
8524         * doc/tm.texi: Likewise.
8526 2005-04-15  Uros Bizjak  <uros@kss-loka.si>
8528         PR tree-optimization/21004
8529         * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
8530         and floorl in c99 mode only.
8531         * builtins.c (expand_builtin_int_roundingfn): Assert that
8532         fallback_fndecl is not NULL_TREE.
8534 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
8536         * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
8537         * basic-block.h: Update the prototype for
8538         purge_all_dead_edges.
8539         * cfgexpand.c (tree_expand_cfg): Update a call to
8540         purge_all_dead_edges.
8541         * combine.c (combine_instructions): Likewise.
8542         * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
8543         rest_of_handle_cse2, rest_of_handle_gcse,
8544         rest_of_handle_postreload): likewise.
8546 2005-04-15  Alexandre Oliva  <aoliva@redhat.com>
8548         PR middle-end/20739
8549         * gimplify.c (gimplify_addr_expr): Compensate for removal of
8550         e.g. cv-qualification conversions.
8552 2005-04-14  Mike Stump  <mrs@apple.com>
8554         * config/darwin-c.c (framework_construct_pathname): We must
8555         find all headers of a framework in the first instance of it
8556         found in the seach path.
8558 2005-04-14  Kazu Hirata  <kazu@cs.umass.edu>
8560         PR tree-optimization/21021
8561         * tree-vrp.c (compare_values): Work around a bug in the front
8562         end that produces a comparison of mismatched types.
8564 2004-04-14  Richard Henderson  <rth@redhat.com>
8566         * config/ia64/ia64.h (enum fetchop_code): Remove.
8567         (enum ia64_builtins): Move ...
8568         * config/ia64/ia64.c (enum ia64_builtins): ... here.  Remove all
8569         members except BSP and FLUSHRS.
8570         (ia64_init_builtins): Remove __sync builtins.
8571         (ia64_expand_builtin): Likewise.
8572         (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
8573         (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
8574         (ia64_expand_lock_release): Remove.
8575         * config/ia64/ia64.md (mf): Move to sync.md.
8576         (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
8577         cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
8578         * config/ia64/sync.md: New file.
8579         (memory_barrier): Rename from mf.
8580         (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
8581         (cmpxchg_acq_<I48MODE>): Likewise.
8582         (sync_lock_test_and_set<I48MODE>): Likewise.
8584         * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
8585         to c++.  Remove __sync* declarations.  s/_si/_4/.  s/_di/_8/.
8587 2004-04-14  Richard Henderson  <rth@redhat.com>
8589         * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
8590         (ix86_compare_emitted): New.
8591         (ix86_expand_compare): Use ix86_compare_emitted if set.
8592         (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
8593         and ix86_compare_op0 are set.
8594         * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
8595         (TARGET_CMPXCHG, TARGET_XADD): New.
8596         (ix86_compare_emitted): Declare.
8597         * config/i386/i386.md: Include sync.md
8598         (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
8599         (UNSPECV_XCHG, UNSPECV_LOCK): New.
8600         * config/i386/sync.md: New file.
8602 2004-04-14  Richard Henderson  <rth@redhat.com>
8604         PR middle-end/14311
8605         * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
8606         BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
8607         BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
8608         BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
8609         BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
8610         BT_FN_I8_VPTR_I8_I8): New.
8611         * builtins.def (DEF_SYNC_BUILTIN): New.
8612         (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
8613         BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
8614         BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
8615         BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
8616         BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
8617         BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
8618         BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
8619         BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
8620         BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
8621         BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
8622         BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
8623         BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
8624         BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
8625         BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
8626         BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
8627         BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
8628         BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
8629         BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
8630         BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
8631         BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
8632         BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
8633         BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
8634         BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
8635         BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
8636         BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
8637         BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
8638         BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
8639         BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
8640         BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
8641         BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
8642         BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
8643         BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
8644         BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
8645         BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
8646         BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
8647         BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
8648         BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
8649         BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
8650         BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
8651         BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
8652         BUILT_IN_SYNCHRONIZE: New.
8653         * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
8654         as a function.  Accept __sync_ as a prefix as well.
8655         (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
8656         expand_builtin_lock_test_and_set, expand_builtin_synchronize,
8657         expand_builtin_lock_release): New.
8658         (expand_builtin): Call them.
8659         * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
8660         neither BOTH_P nor FALLBACK_P are defined.
8661         (builtin_type_for_size): New.
8662         (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
8663         (resolve_overloaded_builtin): New.
8664         * c-common.h (resolve_overloaded_builtin): Declare.
8665         (builtin_type_for_size): Declare.
8666         * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
8667         * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
8668         sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
8669         sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
8670         sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
8671         sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
8672         sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
8673         sync_compare_and_swap_cc, sync_lock_test_and_set,
8674         sync_lock_release): New.
8675         * optabs.h: Declare them.
8676         * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
8677         expand_sync_operation, expand_sync_fetch_operation,
8678         expand_sync_lock_test_and_set): Declare.
8679         * genopinit.c (optabs): Add sync optabs.
8680         * optabs.c (init_optabs): Initialize sync optabs.
8681         (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
8682         expand_bool_compare_and_swap, expand_compare_and_swap_loop,
8683         expand_sync_operation, expand_sync_fetch_operation,
8684         expand_sync_lock_test_and_set): New.
8685         * doc/extend.texi (Atomic Builtins): New section
8686         * doc/md.texi (Standard Names): Add sync patterns.
8688 2005-04-14  Alexandre Oliva  <aoliva@redhat.com>
8690         * tree-eh.c (lower_try_finally_copy): Generate new code in
8691         response to goto_queue entries as if the queue was sorted by
8692         index, not pointers.
8693         (lower_try_finally_switch): Likewise.
8695 2005-04-14  Richard Henderson  <rth@redhat.com>
8697         * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
8698         (ix86_expand_sse_movcc): ... here.  Take cmp as a pre-computed
8699         register.
8700         (ix86_expand_fp_movcc): Update to match.
8701         (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
8702         * config/i386/i386-protos.h: Update.
8703         * config/i386/sse.md (vcondv4sf, vcondv2df): New.
8704         (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
8706 2005-04-14  Joseph S. Myers  <joseph@codesourcery.com>
8708         * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
8709         refer to 4.0.
8711 2005-04-14  Julian Brown  <julian@codesourcery.com>
8713         * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
8714         link failures on ppc64 Linux.
8716 2005-04-14  Andreas Krebbel  <krebbel1@de.ibm.com>
8718         * config.gcc: Set cpu_type for s390.
8720 2005-04-14  Daniel Berlin  <dberlin@dberlin.org>
8722         Fix PR tree-optimization/20963
8723         * tree-ssa-pre.c (compute_avail): Remove special case for
8724         TREE_INVARIANT.
8725         (create_expression_by_pieces): Add value numbers for forced out
8726         statements.
8728 2005-04-14  Hans-Peter Nilsson  <hp@axis.com>
8730         * config/cris/cris.md: Replace references to (reg:SI 16) with
8731         (reg:SI CRIS_SRP_REGNUM).
8733 2005-04-14  Kazu Hirata  <kazu@cs.umass.edu>
8735         PR tree-optimization/20657
8736         * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
8737         create an appropriate range from it.
8739 2005-04-14  Uros Bizjak  <uros@kss-loka.si>
8741         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
8742         <UNSPEC_FIST_CEIL> case.
8744         * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
8745         (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
8746         (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
8747         to implement lfloor and llfloor built-ins as x87 intrinsic function.
8748         (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
8749         (lfloor<mode>2): New expanders.
8750         (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
8751         (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
8752         to implement lceil and llceil built-ins as x87 intrinsic function.
8753         (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
8754         (lceil<mode>2): New expanders.
8756 2005-04-14  Uros Bizjak  <uros@kss-loka.si>
8758         * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
8759         and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
8761 2005-04-14  Ulrich Weigand  <uweigand@de.ibm.com>
8763         PR target/20927
8764         * config/s390/s390-modes.def: Define TFmode.
8766 2005-04-13  Richard Sandiford  <rsandifo@redhat.com>
8768         * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
8769         (JUMP_TABLES_IN_TEXT_SECTION): Define.
8770         * config/mips/mips.c (mips16_insn_length): Remove reference to
8771         JUMP_TABLES_IN_TEXT_SECTION.
8773 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
8775         * simplify-rtx.c (simplify_binary_operation_1): Return
8776         scalar or vector of constant 0, depending on the xor's
8777         mode.
8779 2005-04-13  Dale Johannesen  <dalej@apple.com>
8781         * objc/Make-lang.in (objc-lang.o):  Depend on tree-gimple.h.
8782         (objc-act.o):  Ditto.
8783         * objc/objc-act.c (objc_gimplify_expr):  New.
8784         (objc_get_callee_fndecl):  New.
8785         * objc/objc-act.h:  Include tree-gimple.h.  Declare new functions.
8786         * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR):  Define.
8787         (LANG_HOOKS_GET_CALLEE_FNDECL):  Define.
8789 2005-04-13  Devang Patel  <dpatel@apple.com>
8791         * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
8792         temp variables.
8794 2005-04-13  Hans-Peter Nilsson  <hp@axis.com>
8796         CRIS prologue as RTL.
8797         * config/cris/cris-protos.h (cris_emit_movem_store)
8798         (cris_expand_prologue): Prototype.
8799         * config/cris/cris.c (struct machine_function): New member
8800         stdarg_regs.
8801         (cfa_label_num, cris_target_asm_function_prologue): Remove.
8802         (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
8803         (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
8804         (cris_load_multiple_op, cris_return_address_on_stack)
8805         (cris_return_address_on_stack_for_return): ISO-Cify.
8806         (cris_store_multiple_op): New predicate function.
8807         (cris_expand_prologue, cris_emit_movem_store): New functions.
8808         (cris_print_operand) <case 'O'>: Handle modifications other than
8809         post-increment.
8810         (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
8811         (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
8812         (cris_gen_movem_load): Rearrange slightly to make local variable
8813         src a parameter, removing osrc.
8814         (cris_setup_incoming_varargs): Set machine_function member
8815         stdarg_regs to correspond to the number of registers that need to
8816         be saved.
8817         * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
8818         CRIS_UNSPEC_GOT.
8819         (PREDICATE_CODES): Add cris_store_multiple_op.  Make
8820         cris_general_operand_or_gotless_symbol accept UNSPEC.
8821         * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
8822         ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
8823         ("*cris_store_multiple"): New pattern.  Tweak common comment above
8824         this and "*cris_load_multiple".
8825         ("prologue"): New define_expand.
8827         * config/cris/cris.md ("epilogue"): Conditionalize on
8828         TARGET_PROLOGUE_EPILOGUE.
8830 2005-04-13  Steve Ellcey  <sje@cup.hp.com>
8832         PR target/20924
8833         * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
8834         fpsr 0 instead of fpsr 1.
8835         (divsf3_internal_thr): Ditto.
8836         (divdf3_internal_lat): Ditto.
8837         (divdf3_internal_thr): Ditto.
8838         (divxf3_internal_lat): Ditto.
8839         (divxf3_internal_thr): Ditto.
8841 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
8843         PR tree-optimization/20913
8844         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
8846         PR tree-optimization/20702
8847         * tree-vrp.c (maybe_add_assert_expr): Recurse into
8848         dominator children that haven't been walked into.
8850 2005-04-13  Julian Brown  <julian@codesourcery.com>
8852         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
8853         being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
8854         is true.
8856 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
8858         * basic-block.h, tree-ssa-uncprop.c, varasm.c,
8859         config/i386/sse.md: Fix comment typos.
8861         * genattrtab.c (NULL_ATTR): Remove.
8862         * ifcvt.c (NULL_EDGE): Likewise.
8864         * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
8866         * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
8867         NOTE_PREDICT): Remove.
8869 2005-04-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
8871         * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
8872         * configure: Regenerate.
8873         * config.in: Likewise.
8874         * system.h: Declare vsnprintf if not already declared.
8876 2005-04-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
8878         * optc-gen.awk: Handle stand-alone Mask records.
8879         * opth-gen.awk: Likewise.
8880         * doc/options.texi (Option file format): Document them.
8881         * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
8882         sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
8883         (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
8884         * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
8885         MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
8886         MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
8887         MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
8888         MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
8889         MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
8890         (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
8891         TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
8892         TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
8893         TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
8894         TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
8895         TARGET_LONG_DOUBLE_128): Likewise.
8896         (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
8897         (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
8898         * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
8899         * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
8900         * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
8901         * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
8902         * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
8903         * config/sparc/sparc.c (fpu_option_set): New global.
8904         (sparc_handle_option): New function.
8905         (sparc_override_options): Test fpu_option_set.
8906         (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
8907         (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
8908         * config/sparc/sparc.opt: New file.
8909         * config/sparc/little-endian.opt: Likewise.
8910         * config/sparc/long-double-switch.opt: Likewise.
8912 2005-04-13  Bernd Schmidt  <bernd.schmidt@analog.com>
8914         * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
8915         (bfin_handle_options): Set it if -mshared-library-id= is seen.
8916         * config/bfin/bfin.opt (mshared-library-id=): Lose
8917         Var(bfin_lib_id_given).
8919 2005-04-13  Matt Thomas  <matt@3am-software.com>
8921         * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
8922         defining.
8924 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
8926         * rtl.h (CLEAR_RTX_FLAGS): Remove.
8928         * cgraphunit.c (INSNS_PER_CALL): Remove.
8930         * tree-ssa-forwprop.c (vars,
8931         record_single_argument_cond_exprs,
8932         substitute_single_use_vars): Remove.
8933         (forward_propagate_into_cond_1, forward_propagate_into_cond):
8934         New.
8935         (tree_ssa_forward_propagate_single_use_vars): Call
8936         forward_propagate_into_cond for each COND_EXPR.
8938         * tree-inline.c (INSNS_PER_STMT): Remove.
8940 2005-04-12  Richard Henderson  <rth@redhat.com>
8942         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
8943         (ix86_expand_sse_fp_minmax): ... from ...
8944         (ix86_expand_fp_movcc): ... here.
8945         (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
8946         * config/i386/i386-protos.h: Update.
8947         * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
8948         (sse_setccsf, sse_setccdf): Allow before reload.
8949         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
8950         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
8951         (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
8952         * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
8953         (anddf3, nanddf3, iordf3, xordf3): New.
8955 2005-04-12  Jeff Law  <law@redhat.com>
8957         * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
8958         (tree-ssa-uncprop.o): Add dependencies.
8959         * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
8960         * tree-flow.h (remove_useless_stmts): Remove prototype.
8961         * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
8962         remove_useless_stmts.
8963         * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
8964         * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
8965         * tree-pass.h (pass_uncprop): Declare.
8966         * tree-ssa-uncprop.c: New file.
8968 2005-04-12  James E. Wilson  <wilson@specifixinc.com>
8970         PR target/20670
8971         * unwind-ia64.c (uw_intall_context): Add missing load of r27.
8973 2005-04-12  Caroline Tice  <ctice@apple.com>
8975         Temporary fix for partitioning problems.
8976         * passes.c (rest_of_handle_final): Remove code that
8977         frees unlikely_text_section_name,
8978         * varasm.c (assemble_start_function): Test for partitioning
8979         flag before writing out section labels.
8980         (assemble_end_function): Test for partitioning flag before
8981         writing out section labels.
8983 2005-04-12  Steven Bosscher  <stevenb@suse.de>
8984             Stuart Hastings <stuart@apple.com>
8985             Jan Hubicka  <jh@suse.cz>
8987         * Makefile.in: Add function.h to BASIC_BLOCK_H.  Remove all
8988         references to gt-tree-cfg.h.
8989         * basic-block.h (struct basic_block_def): Don't skip rbi
8990         for garbage collection.
8991         (struct reorder_block_def): Make GTY-able.
8992         (struct control_flow_graph): New structure.
8993         (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
8994         BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
8995         but instead defines to the control_flow_graph for cfun.
8996         (label_to_block_map): New define, points to the label map of
8997         the control_flow_graph for cfun.
8998         (n_edges_for_function, n_basic_blocks_for_function,
8999         last_basic_block_for_function, basic_block_info_for_function,
9000         EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
9001         basic_block_info_for_function, label_to_block_map_for_function):
9002         Counterparts for the above, taking a struct function as an extra
9003         argument.
9004         (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
9005         * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
9006         basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
9007         (alloc_rbi_pool, free_rbi_pool): Remove.
9008         (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
9009         * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
9010         here...
9011         (cfg_layout_finalize) ... and don't free it here.
9012         * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
9013         garbage collected.
9014         * flow.c (free_basic_block_vars): Set label_to_block_map and
9015         n_edges to zero too.
9016         * function.h (struct function): Add cfg field.
9017         * function.c (allocate_struct_function): Allocate the cfg.
9018         * tree-cfg.c (label_to_block_map): Remove.
9019         (build_tree_cfg): Don't allocate the rbi pool here...
9020         (delete_tree_cfg_annotations): ...and don't free it here.
9021         Also don't nullify label_to_block_map for cfun.
9023 2005-04-12  Caroline Tice  <ctice@apple.com>
9025         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9026         Revert my patch from April 9.
9027         (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
9028         (reorder_basic_blocks): Revert my patch from April 9.
9029         (insert_section_boundary_note): Revert my patch from April 9.
9030         * dbxout.c (dbxout_function_end): Revert my patch from April 9.
9031         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
9032         (COLD_END_LABEL):  Revert my patch from April 9.
9033         (cold_text_section_label):  Revert my patch from April 9.
9034         (cold_end_label): Revert my patch from April 9.
9035         (dwarf2out_switch_text_section): Revert my patch from April 9.
9036         (output_aranges): Revert my patch from April 9.
9037         (output_ranges):  Revert my patch from April 9.
9038         (output_line_info): Revert my patch from April 9.
9039         (add_location_or_const_value_attribute):  Revert my patch from April 9.
9040         (dwarf2out_var_location): Revert my patch from April 9.
9041         (dwarf2out_init):  Revert my patch from April 9.
9042         (dwarf2out_finish): Revert my patch from April 9.
9043         * function.h (struct function): Revert my patch from April 9.
9044         * opts.c (decode_options): Revert my patch from April 9.
9045         * output.h (unlikely_section_label, hot_section_label,
9046         hot_section_end_label, cold_section_end_label,
9047         unlikely_text_section_name): Revert my patch from April 9.
9048         * passes.c (rest_of_handle_final): Revert my patch from April 9.
9049         * varasm.c (unlikely_section_label, hot_section_label,
9050         hot_section_end_label, cold_section_end_label,
9051         unlikely_text_section_name): Revert my patch from April 9.
9052         (initialize_cold_section_name): Revert my patch from April 9.
9053         (unlikely_text_section): Revert my patch from April 9.
9054         (in_unlikely_text_section): Revert my patch from April 9.
9055         (named_section): Revert my patch from April 9.
9056         (function_section): Revert my patch from April 9.
9057         (current_function_section): Revert my patch from April 9.
9058         (assemble_start_function): Revert my patch from April 9.
9059         (assemble_end_function): Revert my patch from April 9.
9060         (default_section_type_flags_1): Revert my patch from April 9.
9062 2005-04-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
9064         * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
9065         * config/sparc/sparc.md (untyped_call): Save the registers manually.
9067         * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
9069 2005-04-12  Ulrich Weigand  <uweigand@de.ibm.com>
9071         PR middle-end/20917
9072         * config/s390/s390.md ("*set_tp"): Use SET in pattern.
9073         ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
9075 2004-04-12  Richard Henderson  <rth@redhat.com>
9077         * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
9078         UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
9079         UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
9080         (UNSPEC_*, UNSPECV_*): Renumber.
9082 2005-04-12  Frank Ch. Eigler  <fche@redhat.com>
9084         PR mudflap/19266
9085         From Richard Henderson <rth@redhat.com>:
9086         * tree-mudflap.c (mf_build_check_statement_for): Correct block
9087         splitting logic.
9089 2005-04-12  Dorit Naishlos  <dorit@il.ibm.com>
9091         * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
9093 2005-04-12  Bernd Schmidt  <bernd.schmidt@analog.com>
9095         * config/bfin/bfin.c (bfin_library_id_string): Remove.
9096         (bfin_library_id): New variable.
9097         (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
9098         instead of bfin_library_id_string.
9099         (bfin_handle_option): New function.
9100         (override_options): Remove most code to deal with shared library IDs,
9101         just check they aren't used without -mid-shared-library.
9102         (TARGET_HANDLE_OPTION): Define.
9103         * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
9104         * config/bfin/bfin.opt (mshared-library-id=): New.
9106 2005-04-12  Kazu Hirata  <kazu@cs.umass.edu>
9108         * tree-vect-transform.c: Fix comment typos.
9110 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
9112         * postreload-gcse.c (eliminate_partially_redundant_load): Don't
9113         split critical edges when not possible/profitable.
9115 2005-04-12  Richard Sandiford  <rsandifo@redhat.com>
9117         * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
9118         (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
9119         (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
9120         (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
9121         (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
9122         (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
9123         (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
9124         * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
9125         MASK_NO_BITFIELD.
9126         * config/ns32k/ns32k.c (ns32k_handle_option): New function.
9127         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9128         * config/ns32k/ns32k.opt: New file.
9130 2005-04-12  Richard Sandiford  <rsandifo@redhat.com>
9132         * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
9133         * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
9134         (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
9135         (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
9136         (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
9137         (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
9138         (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
9139         (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
9140         (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
9141         (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
9142         (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
9143         (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
9144         (MASK_COLDFIRE): Formatting fixes.
9145         (TARGET_COLDFIRE): Turn into a boolean value for consistency.
9146         * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
9147         * config/m68k/m68k.c (m68k_library_id_string): Initialize to
9148         "_current_shared_library_a5_offset_".
9149         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9150         (MASK_ALL_CPU_BITS): New macro.
9151         (m68k_handle_option): New function.
9152         (override_options): Remove handling of m68k_library_id_string.
9153         * config/m68k/m68k.opt: New file.
9154         * config/m68k/ieee.opt: New file.
9156 2005-04-11  Mark Mitchell  <mark@codesourcery.com>
9158         * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9159         (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
9160         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9161         (TARGET_CXX): Adjust accordingly.
9162         * target.h (struct gcc_target): Remove epxort_class_data.  Add
9163         determine_class_data_visibility and class_data_always_comdat.
9164         * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9165         (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
9166         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9167         * config/arm/arm.c (arm_cxx_export_class_data): Remove.
9168         (arm_cxx_determine_class_data_visibility): New.
9169         (arm_cxx_class_data_always_comdat): Likewise.
9170         (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9171         (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
9172         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9173         * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
9174         * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
9175         Define.
9177 2005-04-11  Devang Patel  <dpatel@apple.com>
9179         * tree-data-ref.c (build_classic_dist_vector,
9180         compute_subscript_distance): Make externally visible.
9181         * tree-data-ref.h (build_classic_dist_vector,
9182         compute_subscript_distance): Same.
9183         * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9184         Check distance vector against vectorization factor.
9185         (vect_analyze_loop): Determine vectorizaion factor before
9186         analyzing data dependences.
9187         * tree-vectorizer.c (loops_num): Make it externally visible and
9188         rename ...
9189         * tree-vectorizer.c (vect_loops_num): ... new name.
9190         * tree-vectorizer.h  (vect_loops_num): New.
9192 2005-04-11  Devang Patel  <dpatel@apple.com>
9194         * tree-vect-analyze.c (vect_analyze_operations): Check
9195         vectorizable codition.
9196         * tree-vect-transform.c (vect_is_simple_cond): New function.
9197         (vectorizable_condition): New function.
9198         (vect_transform_stmt): Handle condition_vec_info_type.
9199         * tree-vectorizer.h (enum stmt_vec_info_type): Add
9200         condition_vec_info_type.
9201         (vectorizable_condition): New.
9203 2005-04-11  Geoffrey Keating  <geoffk@apple.com>
9205         * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
9206         * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
9207         * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
9209         * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
9210         (SUBTARGET_EXTRA_SPECS): Always 'i386'.
9212         * dwarf2out.c (output_line_info): Don't try to dereference
9213         a NULL current_function_decl.
9215         * config/t-slibgcc-darwin: Don't put shared libraries in
9216         directories other than $(slibdir).
9217         * config/rs6000/darwin.h: Find -m64 libgcc under the name the
9218         OS uses for it.
9220 2005-04-11  Diego Novillo  <dnovillo@redhat.com>
9222         PR tree-optimization/20933
9223         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
9224         logic to reject aliases between read-only and writable
9225         variables ...
9226         (may_alias_p): ... here.
9227         (get_tmt_for): Do not associate read-only tags to pointers
9228         whose pointed-to type is not read-only.
9229         * tree-ssa.c (verify_ssa): Check that memory stores have at
9230         least one V_MAY_DEF or V_MUST_DEF.
9232 2005-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9234         PR/17092
9235         * configure.ac (gcc_UNLOCKED_FUNCS): New.
9236         (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
9237         * system.h (putchar, getc, getchar, clearerr, feof, fileno,
9238         fflush, fgetc, fgets, ferror, fread): Redefine to the associated
9239         _unlocked function.
9240         (fwrite_unlocked): Fix prototype.
9242         * configure, config.in: Regenerate.
9244 2005-04-11  David Edelsohn  <edelsohn@gnu.org>
9246         * tree-ssa-loop-im.c: Include real.h.
9247         (determine_invariantness_stmt): If real division divisor is
9248         invariant and flag_unsafe_math_optimizations enabled, generate
9249         invariant reciprocal for hoisting.
9250         * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
9252 2005-04-11  Daniel Berlin  <dberlin@dberlin.org>
9254         Fix PR tree-optimization/20926
9256         * tree-ssa-alias.c (add_type_alias): Handle subvars.
9258 2005-04-11  Devang Patel  <dpatel@apple.com>
9260         * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
9261         operand ordering.
9263 2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
9265         * fold-const.c (fold_binary_op_with_conditional_arg):
9266         use fold_buildN instead of "fold (buildN" in some
9267         non obvious places.
9268         (fold_unary): Likewise.
9269         (fold_binary): Likewise.
9271 2005-04-11  Daniel Berlin  <dberlin@dberlin.org>
9273         Fix PR tree-optimization/20612
9274         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
9275         handling
9276         (perfect_nestify): preheaderbb is *not* part of loop of the
9277         old destination.
9279 2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
9281         * tree-ssa-alias.c (may_alias_p): If the variable
9282         is a global variable and the pointer is parameter
9283         and -fargument-noalias-global is used, then
9284         the pointer cannot alias the variable.
9286 2005-04-11  James A. Morrison  <phython@gcc.gnu.org>
9288         * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
9289         * config/sparc/sparc.h: Likewise.
9290         * config/sparc/sparc.md: Likewise.
9292 2005-04-11  Kazu Hirata  <kazu@cs.umass.edu>
9294         * tree-vrp.c (maybe_add_assert_expr): Move a comment.
9296         * tree-vrp.c: Fix a comment typo.
9298 2005-04-11  Diego Novillo  <dnovillo@redhat.com>
9300         PR tree-optimization/20920
9301         * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
9302         SSA_NAME flows through an abnormal edge.
9303         * tree-vrp.c (infer_value_range): Ignore SSA names that flow
9304         through abnormal edges.
9305         (maybe_add_assert_expr): Likewise.
9307 2005-04-11  Richard Sandiford  <rsandifo@redhat.com>
9309         * config/s390/s390.h (s390_tune_string, s390_arch_string)
9310         (s390_warn_framesize_string, s390_warn_dynamicstack_string)
9311         (s390_stack_size_string, s390_stack_guard_string, target_flags)
9312         (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
9313         (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
9314         (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
9315         (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
9316         (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
9317         (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
9318         (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
9319         * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9320         (TARGET_HANDLE_OPTION): Likewise.
9321         (s390_tune): Initialize to PROCESSOR_max.
9322         (s390_arch_string): Make static.
9323         (s390_tune_string, s390_warn_framesize_string): Delete.
9324         (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
9325         (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
9326         (s390_handle_arch_option, s390_handle_option): New functions.
9327         (override_options): Remove parsing of option strings.
9328         * config/s390/s390.opt: New file.
9330 2005-04-11  Paolo Bonzini  <bonzini@gnu.org>
9332         * tree-complex.c (expand_vector_operations): Call
9333         update_stmt_if_modified.
9335 2005-04-11  Paolo Bonzini  <bonzini@gnu.org>
9337         * tree-vect-analyze (vect_determine_vectorization_factor):
9338         Do not use GET_MODE_NUNITS.
9339         * tree-vect-transform.c (vect_get_vec_def_for_operand,
9340         (vectorizable_load, vect_transform_loop): Likewise.
9342 2005-04-11  Uros Bizjak  <uros@kss-loka.si>
9344         * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
9345         (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
9346         * optabs.h (enum optab_index): Add new OTI_lceil.
9347         (lceil_optab): Define corresponding macro.
9348         * optabs.c (init_optabs): Initialize lceil_optab.
9349         * genopinit.c (optabs): Implement lceil_optab using lceilsi2
9350         and lceildi2 patterns.
9351         * builtins.c (expand_builtin_int_roundingfn): Handle
9352         BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
9353         (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
9354         BUILT_IN_LLCEIL{,F,L}.
9355         (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
9356         BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
9357         (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
9358         (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
9359         BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
9360         * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
9361         into lceil built-in function and (long long int)ceil{,f,l} into
9362         llceil built-in function.
9363         * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
9364         BUILT_IN_LLCEIL.
9366 2005-04-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9368         * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
9369         zero.
9371 2005-04-10  Kazu Hirata  <kazu@cs.umass.edu>
9373         * config/arm/arm.c: Fix a comment typo.
9374         * doc/tree-ssa.texi: Fix a typo.
9376 2005-04-10  Steven Bosscher  <stevenb@suse.de>
9378         * cselib.c (clear_table): Rename to cselib_clear_table.
9379         * cselib.h (cselib_clear_table): Add prototype.
9380         * gcse.c (gcse_main): Make 'f' argument unused.
9381         (alloc_gcse_mem): Do not walk the insn chain, walk the contents
9382         of each basic block instead.
9383         (compute_sets, compute_hash_table_work): Likewise.
9384         (constprop_register): Change int 'alter_jumps' argument to bool.
9385         (do_local_cprop): Likewise.
9386         (local_cprop_pass): Likewise.  Also walk basic blocks instead of
9387         the insn chain.  Explicitly clear the cselib tables after finishing
9388         one basic block.  Make sure there are no unterminated libcall blocks.
9389         Update compute_sets call.
9390         (cprop): Walk basic blocks instead of the insn chain.
9391         (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
9392         Likewise.
9393         (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
9394         one_cprop_pass calls.
9396 2005-04-10  Richard Sandiford  <rsandifo@redhat.com>
9398         * combine.c (combine_simplify_rtx): Remove a transformation that
9399         relies on an invalid assumption about rtl sign-extension semantics.
9401 2005-04-10  Richard Sandiford  <rsandifo@redhat.com>
9403         * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
9404         to build_int_cst_wide.
9406 2005-04-09  Alexandre Oliva  <aoliva@redhat.com>
9408         PR target/20126
9409         * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
9410         set the original address pseudo to the correct value before the
9411         original insn, if possible, and leave the insn alone, otherwise
9412         create a new pseudo, set it and replace it in the insn.
9413         * recog.c (validate_change_maybe_volatile): New.
9414         * recog.h (validate_change_maybe_volatile): Declare.
9416 2005-04-09  Caroline Tice  <ctice@apple.com>
9418         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9419         Remove targetm.have_named_sections test.
9420         (fix_edges_for_rarely_executed_code): Likewise.
9421         (insert_section_boundary_note): Likewise.
9422         (reorder_basic_blocks): Check partitioning flag before calling
9423         verify_hot_cold_block_grouping.
9424         * dbxout.c (dbxout_function_end): Get hot/cold section labels from
9425         the function struct rather than global variables.
9426         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
9427         (COLD_END_LABEL): Likewise
9428         (cold_text_section_label): New static global variable.
9429         (cold_end_label): Likewise.
9430         (dwarf2out_switch_text_section): Get hot/cold section labels from
9431         the function struct rather than global variables.
9432         (output_aranges): Use cold_text_section_label and cold_end_label;
9433         check partitioning flag before putting out delta.
9434         (output_ranges): Remove incorrect code attempting to use
9435         hot/cold labels.
9436         (output_line_info): Get cold section label from function struct.
9437         (add_location_or_const_value_attribute): Likewise.
9438         (get_subprogram_die): Get hot/cold section labels from function struct.
9439         (dwarf2out_var_location): Likewise.
9440         (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
9441         write out cold_text_section_label if partition flag is set.
9442         (dwarf2out_finish): Write out cold_end_label if partition flag is set;
9443         * function.h (struct function): Add new fields to point to hot/cold
9444         section labels: hot_section_label, cold_section_label,
9445         hot_section_end_label and cold_section_end_label; also add new field
9446         for cold text section name, unlikely_text_section_name.
9447         * opts.c (decode_options): Turn off partitioning flag if
9448         !targetm.have_named_sections.
9449         * output.h (hot_section_label): Remove.
9450         (hot_section_end_label): Remove.
9451         (cold_section_end_label): Remove.
9452         (unlikely_section_label): Remove.
9453         (unlikely_text_section_name): Remove.
9454         * passes.c (rest_of_handle_final):  Remove code that frees
9455         unlikely_text_section_name.
9456         * varasm.c (unlikely_section_label): Remove.
9457         (hot_section_label): Remove.
9458         (hot_section_end_label): Remove.
9459         (cold_section_end_label): Remove.
9460         (unlikely_text_section_name):  Remove.
9461         (initialize_cold_section_name): Modify to call
9462         targetm.strip_name_encoding; to store cold section name in current
9463         function struct, if it exists; and to only use the decl_section_name
9464         if flag_named_sections is true.
9465         (unlikely_text_section): Modify to get section name out of current
9466         function struct, if there is one; otherwise build it from
9467         UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
9468         (in_unlikely_text_section): Likewise.
9469         (named_section): Modify to get/put cold section name in current function
9470         struct, if there is one.
9471         (function_section):  Change 'bool unlikely' to 'int reloc'; check
9472         targetm.have_named_sections before calling named_section.
9473         (current_function_section): Likewise.
9474         (assemble_start_function): Modify to get/put unlikely_text_section_name
9475         in current function struct; modify to get hot/cold section labels
9476         from function struct; initialize labels using
9477         ASM_GENERATE_INTERNAL_LABEL;
9478         test partitioning flag before writing out hot section label.
9479         (assemble_end_function): Test partitioning flag before writing out
9480         hot/cold section labels.
9481         (default_section_type_flags_1):  Modify to use array instead of
9482          char* for unlikely_text_section_name; set flags correctly for
9483          cold text section if there is not a current function decl.
9485 2005-04-09  Jakub Jelinek  <jakub@redhat.com>
9487         * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9488         and TI_VA_LIST_FPR_COUNTER_FIELD.
9489         (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9490         * tree-pass.h (pass_stdarg): Add.
9491         * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9492         * tree-stdarg.c: New file.
9493         * tree-stdarg.h: New file.
9494         * Makefile.in (OBJS-common): Add tree-stdarg.o.
9495         (tree-stdarg.o): Add dependencies.
9496         * function.h (struct function): Add va_list_gpr_size and
9497         va_list_fpr_size fields.
9498         * function.c (allocate_struct_function): Initialize them.
9499         * target.h (struct gcc_target): Add stdarg_optimize_hook.
9500         * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9501         (TARGET_INITIALIZER): Add it.
9503         * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9504         va_list_{g,f}pr_counter_field.
9505         (ix86_setup_incoming_varargs): Don't do anything if reg_save
9506         area will not be used.  Only save registers that tree-stdarg.c
9507         detected they need saving.
9508         (ix86_va_start): Don't set up fields that won't be used.
9510         * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9511         va_list_{g,f}pr_counter_field.
9512         (setup_incoming_varargs): Don't do anything if reg_save
9513         area will not be used.  Only save registers that tree-stdarg.c
9514         detected they need saving.
9515         (rs6000_va_start): Don't set up fields that won't be used.
9517         * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
9518         (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
9519         (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
9520         (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9522 2005-04-09  Jakub Jelinek  <jakub@redhat.com>
9524         PR target/20795
9525         * config/i386/i386.c (construct_container): Pass empty aligned
9526         struct, union or class in memory.
9528 2005-04-09  Kazu Hirata  <kazu@cs.umass.edu>
9530         * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
9531         tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
9532         config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
9533         config/rs6000/predicates.md: Fix comment typos.
9535         * sched-int.h (haifa_insn_data): Remove blockage and units.
9536         (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
9537         ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
9538         MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
9540 2005-04-09  Jan Hubicka  <jh@suse.cz>
9541             Steven Bosscher  <stevenb@suse.de>
9543         * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
9544         * cfgloop.c (get_loop_exit_edges): Likewise.
9545         * cfgloopmanip.c (fix_irreducible_loops): Likewise.
9546         (unloop): Likewise.
9547         * loop-unroll.c (analyze_insns_in_loop): Likewise.
9548         * tree-cfg.c (dump_cfg_status): Likewise.
9550 2005-04-09  David Edelsohn  <edelsohn@gnu.org>
9552         * config/rs6000/predicates.md (altivec_register_operand): Remove
9553         redundant match_code test.
9554         (gpc_reg_operand): Same.
9555         (cc_reg_operand): Same.
9556         (cc_reg_not_cr0_operand): Same.
9558 2005-04-09  Jan Hubicka  <jh@suse.cz>
9560         Forgotten hunk from my last merge patch:
9561         * final.c (output_addr_const): Do not call mark_referenced.
9563 2005-04-09  Andrew MacLeod  <amacleod@redhat.com>
9565         * doc/tree-ssa.texi: Add immediate use documentation.
9567 2005-04-09  Richard Earnshaw <richard.earnshaw@arm.com>
9569         * arm.c (FL_WBUF): Define.
9570         (arm_tune_strongarm): Renamed from arm_is_strong.  All uses changed.
9571         (arm_is_6_or_7): Delete.
9572         (arm_tune_wbuf): New.
9573         (arm_override_options): Set arm_tune_wbuf.
9574         * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
9575         (arm_is_6_or_7): Delete declaration.
9576         (arm_tune_wbuf): New declartion.
9577         * arm.md (is_strongarm): Derive from arm_tune_strongarm.
9578         (model_wbuf): Derive from arm_tune_wbuf.
9579         * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
9580         (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
9581         (arm740t): Mark CPUs as having a write buffer.
9583 2005-04-09  Uros Bizjak  <uros@kss-loka.si>
9585         * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
9586         of 'const_double_operand' in operand 2 constraints.  Update enable
9587         condition.
9589 2005-04-09  Uros Bizjak  <uros@kss-loka.si>
9591         * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
9592         (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
9593         * optabs.h (enum optab_index): Add new OTI_lfloor.
9594         (lfloor_optab): Define corresponding macro.
9595         * optabs.c (init_optabs): Initialize lfloor_optab.
9596         * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
9597         and lfloordi2 patterns.
9598         * builtins.c (expand_builtin_int_roundingfn): New prototype.
9599         (expand_builtin_int_roundingfn): New function.
9600         (fold_builtin_int_roundingfn): New prototype.
9601         (fold_builtin_int_roundingfn): New function, renamed from
9602         fold_builtin_lround.
9603         Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
9604         BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
9605         (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
9606         BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
9607         (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
9608         (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
9609         BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
9610         * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
9611         into lfloor built-in function and (long long int)floor{,f,l} into
9612         llfloor built-in function.
9613         * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
9614         BUILT_IN_LLFLOOR.
9616 2005-04-08  Ian Lance Taylor  <ian@airs.com>
9618         * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
9619         CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
9620         * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
9621         (DO_COND, DO_BODY): Likewise.
9622         (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
9623         (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
9624         (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
9625         BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
9626         (build_continue_stmt, build_break_stmt): Don't declare.
9627         (c_do_switch_warnings): Update declaration.
9628         * c-gimplify.c (enum bc_t): Remove.
9629         (struct c_gimplify_ctx, ctxp): Remove.
9630         (push_context, pop_context): Remove static functions.
9631         (c_genericize): Don't call push_context or pop_context.
9632         (begin_bc_block, finish_bc_block): Remove static functions.
9633         (build_bc_goto): Likewise.
9634         (gimplify_c_loop): Likewise.
9635         (gimplify_for_stmt, gimplify_while_stmt): Likewise.
9636         (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
9637         (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
9638         DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
9639         * c-common.c (c_do_switch_warnings): Rename from
9640         c_do_switch_warnings_1.
9641         (c_do_switch_warnings) [old version]: Remove.
9642         (c_do_switch_expr_warnings): Remove.
9643         * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
9644         function instead of c_do_switch_expr_warnings.
9645         * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
9646         CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
9647         * c-pretty-print.c (pp_c_statement): Likewise.
9648         * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
9650 2005-04-08  Devang Patel  <dpatel@apple.com>
9652         * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
9653         While selecting replacement condition pay attention to loop header.
9655 2005-04-08  Diego Novillo  <dnovillo@redhat.com>
9657         Merge from tree-cleanup-branch: VRP, store CCP, store
9658             copy-prop, incremental SSA updating of FUD chains and
9659             newly exposed symbols.
9661         * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
9662         (OBJS-common): Add tree-vrp.o.
9663         (tree-vrp.o): New rule.
9664         * basic-block.h (nearest_common_dominator_for_set): Declare.
9665         * common.opt (ftree-store-ccp): New flag.
9666         (ftree-copy-prop): New flag.
9667         (ftree-vrp): New flag.
9668         (ftree-store-copy-prop): New flag.
9669         * dominance.c (nearest_common_dominator_for_set): New.
9670         * domwalk.c (walk_dominator_tree): Only traverse
9671         statements in blocks marked in walk_data->interesting_blocks.
9672         * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
9673         * fold-const.c (fold): Handle ASSERT_EXPR.
9674         * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
9675         Set flag_tree_store_ccp, flag_tree_store_copy_prop and
9676         flag_tree_vrp at -O2.
9677         * timevar.def (TV_TREE_VRP): Define.
9678         (TV_TREE_COPY_PROP): Define.
9679         (TV_TREE_STORE_COPY_PROP): Define.
9680         (TV_TREE_SSA_INCREMENTAL): Define.
9681         (TV_TREE_STORE_CCP): Define.
9682         * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
9683         to kill_redundant_phi_nodes from comment.
9684         (verify_expr): Handle ASSERT_EXPR.
9685         * tree-dfa.c (mark_new_vars_to_rename): Remove second
9686         argument.  Update all users.
9687         (mark_call_clobbered_vars_to_rename): Remove.  Update all
9688         users.
9689         * tree-flow-inline.h (unmodifiable_var_p): New.
9690         * tree-flow.h (enum value_range_type): Declare.
9691         (struct value_range_def): Declare.
9692         (value_range): Declare.
9693         (remove_all_phi_nodes_for): Remove.  Update all users.
9694         (find_phi_node_for): Declare.
9695         (add_type_alias): Declare.
9696         (count_uses_and_derefs): Declare.
9697         (kill_redundant_phi_nodes): Remove.
9698         (rewrite_into_ssa): Remove.
9699         (rewrite_def_def_chains): Remove.
9700         (update_ssa, register_new_name_mapping, create_new_def_for,
9701         need_ssa_update_p, name_registered_for_update_p,
9702         release_ssa_name_after_update_ssa, dump_repl_tbl,
9703         debug_repl_tbl, dump_names_replaced_by,
9704         debug_names_replaced_by, mark_sym_for_renaming,
9705         mark_set_for_renaming, get_current_def, set_current_def,
9706         get_value_range, dump_value_range, debug_value_range,
9707         dump_all_value_ranges, debug_all_value_ranges,
9708         expr_computes_nonzero, loop_depth_of_name,
9709         unmodifiable_var_p): Declare.
9710         * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
9711         ASSERT_EXPR.
9712         * tree-into-ssa.c (block_defs_stack): Update comment.
9713         (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
9714         syms_to_rename, names_to_release, repl_tbl,
9715         need_to_initialize_update_ssa_p, need_to_update_vops_p,
9716         need_to_replace_names_p): New locals.
9717         (NAME_SETS_GROWTH_FACTOR): Define.
9718         (struct repl_map_d): Declare.
9719         (struct mark_def_sites_global_data): Add field
9720         interesting_blocks.
9721         (enum rewrite_mode): Declare.
9722         (REGISTER_DEFS_IN_THIS_STMT): Define.
9723         (compute_global_livein): Use last_basic_block instead of
9724         n_basic_blocks.
9725         (set_def_block): Remove last argument.  Update all callers.
9726         (prepare_use_operand_for_rename): Remove.  Update all callers.
9727         (prepare_def_operand_for_rename): Remove.  Update all callers.
9728         (symbol_marked_for_renaming): New.
9729         (is_old_name): New.
9730         (is_new_name): New.
9731         (repl_map_hash): New.
9732         (repl_map_eq): New.
9733         (repl_map_free): New.
9734         (names_replaced_by): New.
9735         (add_to_repl_tbl): New.
9736         (add_new_name_mapping): New.
9737         (mark_def_sites): Assume that all the operands in the
9738         statement are in normal form.
9739         (find_idf): Assert that the block in the stack is valid.
9740         (get_default_def_for): New.
9741         (insert_phi_nodes_for): Add new argument 'update_p'.
9742         Add documentation.
9743         If update_p is true, add a new mapping between the LHS of
9744         each new PHI and the name that it replaces.
9745         (insert_phi_nodes_1): Only call find_idf if needed.
9746         (get_reaching_def): Call get_default_def_for.
9747         (rewrite_operand): Remove.
9748         (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
9749         and REWRITE_THIS_STMT are false.
9750         Assume that all the operands in the statement are in
9751         normal form.
9752         (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
9753         (rewrite_virtual_phi_arguments): Remove.
9754         (invalidate_name_tags): Remove.
9755         (register_new_update_single, register_new_update_set,
9756         rewrite_update_init_block, replace_use,
9757         rewrite_update_fini_block, rewrite_update_stmt,
9758         rewrite_update_phi_arguments): New.
9759         rewrite_blocks): Remove argument 'fix_virtual_phis'.
9760         Add arguments 'entry', 'what' and 'blocks'.
9761         Initialize the dominator walker according to 'what' and
9762         'blocks'.
9763         Start the dominator walk at 'entry'.
9764         (mark_def_site_blocks): Add argument 'interesting_blocks'.
9765         Use it to configure the dominator walker.
9766         (rewrite_into_ssa): Remove argument 'all'.
9767         Make internal.
9768         (rewrite_all_into_ssa): Remove.
9769         (rewrite_def_def_chains): Remove.
9770         (mark_def_interesting, mark_use_interesting,
9771         prepare_phi_args_for_update, prepare_block_for_update,
9772         prepare_def_site_for, prepare_def_sites,
9773         dump_names_replaced_by, debug_names_replaced_by,
9774         dump_repl_tbl, debug_repl_tbl, init_update_ssa,
9775         delete_update_ssa, create_new_def_for,
9776         register_new_name_mapping, mark_sym_for_renaming,
9777         mark_set_for_renaming, need_ssa_update_p,
9778         name_registered_for_update_p, ssa_names_to_replace,
9779         release_ssa_name_after_update_ssa,
9780         insert_updated_phi_nodes_for, update_ssa): New.
9781         * tree-loop-linear.c (linear_transform_loops): Call
9782         update_ssa instead of rewrite_into_ssa.
9783         * tree-optimize.c (vars_to_rename): Remove.
9784         Update all users.
9785         (init_tree_optimization_passes): Replace
9786         pass_redundant_phi with pass_copy_prop.
9787         Add pass_vrp.
9788         Replace pass_ccp with pass_store_ccp.
9789         Add pass_store_copy_prop after pass_store_ccp.
9790         (execute_todo): If the TODO_ flags don't include updating
9791         the SSA form, assert that it does not need to be updated.
9792         Call update_ssa instead of rewrite_into_ssa and
9793         rewrite_def_def_chains.
9794         If TODO_verify_loops is set, call verify_loop_closed_ssa.
9795         (tree_rest_of_compilation):
9796         * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
9797         TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
9798         TODO_cleanup_cfg): Renumber.
9799         (TODO_verify_loops, TODO_update_ssa,
9800         TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
9801         TODO_update_ssa_only_virtuals): Define.
9802         (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
9803         Declare.
9804         * tree-phinodes.c (make_phi_node): Update documentation.
9805         (remove_all_phi_nodes_for): Remove.
9806         (find_phi_node_for): New.
9807         * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
9808         * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
9809         (interpret_rhs_modify_expr): Likewise.
9810         * tree-sra.c (decide_instantiations): Mark all symbols in
9811         SRA_CANDIDATES for renaming.
9812         (mark_all_v_defs_1): Rename from mark_all_v_defs.
9813         (mark_all_v_defs): New function.  Update all users to call it
9814         with the whole list of scalarized statements, not just the
9815         first one.
9816         * tree-ssa-alias.c (count_ptr_derefs): Make extern.
9817         (compute_flow_insensitive_aliasing): If the tag is
9818         unmodifiable and the variable isn't or vice-versa, don't
9819         make them alias of each other.
9820         (setup_pointers_and_addressables): If the type tag for
9821         VAR is about to change, mark the old one for renaming.
9822         (add_type_alias): New.
9823         * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
9824         (ccp_lattice_t): Rename from latticevalue.
9825         (value): Remove.  Update all users.
9826         (const_val): New local variable.
9827         (do_store_ccp): New local variable.
9828         (dump_lattice_value): Handle UNINITIALIZED.
9829         (debug_lattice_value): New.
9830         (get_default_value): Re-write.
9831         (set_lattice_value): Re-write.
9832         (def_to_varying): Remove.  Update all users.
9833         (likely_value): Return VARYING for statements that make
9834         stores when STORE_CCP is false.
9835         Return VARYING for any statement other than MODIFY_EXPR,
9836         COND_EXPR and SWITCH_EXPR.
9837         (ccp_initialize): Re-write.
9838         (replace_uses_in, replace_vuse_in, substitute_and_fold):
9839         Move to tree-ssa-propagate.c.
9840         (ccp_lattice_meet): Handle memory stores when
9841         DO_STORE_CCP is true.
9842         (ccp_visit_phi_node): Likewise.
9843         (ccp_fold): Likewise.
9844         (evaluate_stmt): Likewise.
9845         (visit_assignment): Likewise.
9846         (ccp_visit_stmt): Likewise.
9847         (execute_ssa_ccp): Add argument 'store_ccp'.  Copy it
9848         into DO_STORE_CCP.
9849         (do_ssa_ccp): New.
9850         (pass_ccp): Use it.
9851         (do_ssa_store_ccp): New.
9852         (gate_store_ccp): New.
9853         (pass_store_ccp): Declare.
9854         * tree-ssa-copy.c: Include tree-ssa-propagate.h.
9855         (may_propagate_copy): Reformat.
9856         Don't abort if ORIG is a virtual and DEST isn't.
9857         If NEW does not have alias information but DEST does,
9858         copy it.
9859         (copy_of, cached_last_copy_of, do_store_copy_prop, enum
9860         copy_prop_kind, which_copy_prop): Declare.
9861         (stmt_may_generate_copy, get_copy_of_val,
9862         get_last_copy_of, set_copy_of_val, dump_copy_of,
9863         copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
9864         copy_prop_visit_stmt, copy_prop_visit_phi_node,
9865         init_copy_prop, fini_copy_prop, execute_copy_prop,
9866         gate_copy_prop, do_copy_prop, gate_store_copy_prop,
9867         store_copy_prop): New.
9868         (pass_copy_prop, pass_store_copy_prop): Declare.
9869         * tree-ssa-dom.c (struct opt_stats_d): Add fields
9870         'num_const_prop' and 'num_copy_prop'.
9871         (cprop_operand): Update them.
9872         (dump_dominator_optimization_stats): Dump them.
9873         (tree_ssa_dominator_optimize): Call update_ssa instead of
9874         rewrite_into_ssa.
9875         (loop_depth_of_name): Declare extern.
9876         (simplify_cond_and_lookup_avail_expr): Guard against NULL
9877         values for LOW or HIGH.
9878         (cprop_into_successor_phis): Only propagate if NEW != ORIG.
9879         (record_equivalences_from_stmt): Call expr_computes_nonzero.
9880         (cprop_operand): Only propagate if VAL != OP.
9881         * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
9882         statement for renaming.
9883         * tree-ssa-loop-im.c (move_computations): Call update_ssa.
9884         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
9885         add_type_alias if necessary.
9886         Call mark_new_vars_to_rename.
9887         (tree_ssa_iv_optimize): If new symbols need to be renamed,
9888         mark every statement updated, call update_ssa and
9889         rewrite_into_loop_closed_ssa.
9890         * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
9891         from LIVEIN if VAR is a virtual.
9892         * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
9893         * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
9894         (get_call_expr_operands): Reformat statement.
9895         (add_stmt_operand): Don't create V_MAY_DEFs for read-only
9896         symbols.
9897         * tree-ssa-propagate.c (ssa_prop_init): Initialize
9898         SSA_NAME_VALUE for every name.
9899         (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9900         get_value_loaded_by): New.
9901         (replace_uses_in, replace_vuses_in, replace_phi_args_in,
9902         substitute_and_fold): Move from tree-ssa-ccp.c.
9903         * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
9904         first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9905         get_value_loaded_by, replace_uses_in, substitute_and_fold):
9906         Declare.
9907         * tree-ssa.c (verify_use): Fix error message.
9908         (propagate_into_addr, replace_immediate_uses, get_eq_name,
9909         check_phi_redundancy, kill_redundant_phi_nodes,
9910         pass_redundant_phi): Remove.  Update all users.
9911         * tree-vect-transform.c (vect_create_data_ref_ptr): Call
9912         add_type_alias, if necessary.
9913         * tree-vectorizer.h (struct _stmt_vect_info): Update
9914         documentation for field 'memtag'.
9915         * tree-vrp.c: New file.
9916         * tree.def (ASSERT_EXPR): Define.
9917         * tree.h (ASSERT_EXPR_VAR): Define.
9918         (ASSERT_EXPR_COND): Define.
9919         (SSA_NAME_VALUE_RANGE): Define.
9920         (struct tree_ssa_name): Add field 'value_range'.
9921         (PHI_REWRITTEN): Remove.
9922         (struct tree_phi_node): Remove field 'rewritten'.
9923         * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
9924         -ftree-store-copy-prop): Document.
9925         * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
9926         Document usage of update_ssa.
9928 2005-04-08  David Edelsohn  <edelsohn@gnu.org>
9930         PR target/20814
9931         * config/rs6000/predicates.md (altivec_register_operand): Accept
9932         SUBREG.
9933         (and64_operand): Do not limit CONST_INT to mask64_operand.
9934         (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
9935         (and_operand): Do not limit CONST_INT to mask_operand.
9937 2005-04-09  Hans-Peter Nilsson  <hp@axis.com>
9939         PR rtl-optimization/20466
9940         * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
9941         for overlap of the address of each list member.
9942         (mark_set_1): Call invalidate_mems_from_set for MEMs too.
9944 2005-04-08  Mike Stump  <mrs@apple.com>
9946         * config/darwin.c (indirect_data): Fix typo in strncmp logic.
9948         * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
9949         instead of 4.
9951 2005-04-08  Kazu Hirata  <kazu@cs.umass.edu>
9953         * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
9955         * function.c (push_function_context_to): Don't set
9956         contains_functions.
9957         * function.h (function): Remove contains_functions.
9958         (current_function_contains_functions): Remove.
9960         * function.h (function): Remove instrument_entry_exit.
9961         (current_function_instrument_entry_exit): Remove.
9963         * function.h (nonlocal_labels): Remove.
9965         * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
9967         * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
9968         (check_attr_value, write_attr_get, write_expr_attr_cache,
9969         find_attr, make_internal_attr): Don't reference negative_ok or
9970         unsigned_p.
9971         * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
9972         ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
9973         (ATTR_STATIC): Adjust the value.
9975         * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
9977 2005-04-08  Ulrich Weigand  <uweigand@de.ibm.com>
9979         * config/s390/tpf.h (ASM_SPEC): Define.
9981 2005-04-08  Kazu Hirata  <kazu@cs.umass.edu>
9983         * tree-flow.h: Remove the prototype for
9984         redirect_immediate_uses.
9985         (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
9987 2005-04-08  Richard Earnshaw  <richard.earnshaw@arm.com>
9989         * arm.c (arm_const_double_by_parts): New function.
9990         * arm-protos.h (arm_const_double_by_parts): Add prototype.
9991         * arm.md (define_split for 64-bit constants): Add another one.
9993 2005-04-08  Andrew MacLeod  <amacleod@redhat.com>
9995         * tree-ssa-operands.c (correct_use_link): Remove linear scan.
9997 2005-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9999         * system.h: Revert last change.
10001 2005-04-08  Richard Sandiford  <rsandifo@redhat.com>
10003         * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
10004         (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
10005         (TARGET_SWITCHES): Delete.
10006         * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10007         * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
10008         TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
10009         * config/xtensa/xtensa.opt: New file.
10011 2005-04-08  Ben Elliston  <bje@au.ibm.com>
10013         * config/fp-bit.c: Include L_mul_tf in #endif comment.
10014         * config/fp-bit.h: Tidy comments.
10016 2005-04-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10018         * system.h: Poison PARAMS.
10020 2005-04-07  Richard Sandiford  <rsandifo@redhat.com>
10022         * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
10023         (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
10024         (TARGET_SWITCHES): Delete.
10025         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10026         * config/vax/vax.opt: New file.
10028 2005-04-07  Daniel Berlin  <dberlin@dberlin.org>
10030         * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
10032 2005-04-07  Ian Lance Taylor  <ian@airs.com>
10034         * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
10035         define.
10036         * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
10037         * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
10038         Likewise.
10040 2005-04-07  Kazu Hirata  <kazu@cs.umass.edu>
10042         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
10043         all immediate uses in PHI nodes.
10045 2005-04-07  Richard Earnshaw  <richard.earnshaw@arm.com>
10047         * arm.c (arm_const_double_inline_cost): Handle any constant by
10048         using gen_lowpart and gen_highpart_mode.
10049         (note_invalid_constants): All constants in an RTX with a constraint
10050         that permits memory are now pushed to the constant pool.
10051         (output_move_double): Delete code to handle reg to reg and
10052         constant to reg moves.
10053         (const_double_needs_minipool, output_mov_immediate): Delete.
10054         * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
10055         CONST_INT and CONST_VECTOR.
10056         * arm.md (ANY64): New mode macro.
10057         (arm_movdi): Split reg-reg and const-reg moves.  Simplify constraints.
10058         (movdf_soft_insn): Split reg-reg and const-reg moves.
10059         (split patterns for 64-bit constant and register moves): New.
10060         * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
10061         (cirrus_movdf_hard_insn): Likewise.
10062         * fpa.md (movdf_fpa): Likewise.
10063         * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
10064         (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
10065         constraints.
10066         (movv2si_internal_2): Likewise.
10067         * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
10068         (movdf_vfp): Likewise.
10069         * arm-protos.h (output_mov_immediate): Delete prototype.
10071 2005-04-07  Joseph S. Myers  <joseph@codesourcery.com>
10073         PR target/20093
10074         * simplify-rtx.c (simplify_unary_operation_1): Check
10075         SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
10077 2005-04-06  James E Wilson  <wilson@specifixinc.com>
10079         PR target/20717
10080         * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
10081         ADDR_EXPR.
10083 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
10085         * coverage.h (GCOV_TYPE_NODE): Delete.
10086         * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
10087         (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
10088         * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
10089         (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
10090         * value-prof.c (tree_divmod_fixed_value_transform): Delete.
10092 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
10094         PR other/20792
10095         * Makefile.in (gcc.pot): Remove options.c dependency.
10096         * optc-gen.awk: Don't quote help strings with N_().
10098 2005-04-06  James A. Morrison  <phython@gcc.gnu.org>
10100         * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
10101         the function returns a pointer type.
10103 2005-04-06  Daniel Berlin  <dberlin@dberlin.org>
10105         * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
10106         * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
10107         * doc/invoke.texi: Documnet salias-max-implicit-fields.
10108         * tree-ssa-alias.c (struct used_part): Add implicit_uses and
10109         explicit_uses members.
10110         (get_or_create_used_part_for): Initialize new fields.
10111         (fieldoff_compare): New function.
10112         (create_overlap_variables_for): Count number of fields, use
10113         heuristic to determine whether to create subvars for vars with
10114         only implicit uses.
10115         Sort the field list by offset and avoid creating duplicate SFT's.
10117 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
10119         * c.opt (-F): Remove trailing whitespace from help string.
10120         (-finput-charset): Use a tab to separate the switch name and help
10121         string.
10122         * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
10123         (-ftree-vectorizer-verbose): Likewise.
10125 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
10127         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
10128         a PHI argument where a use occurs instead of all PHI arguments.
10130 2005-04-06  Joseph S. Myers  <joseph@codesourcery.com>
10132         * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
10133         scope.
10135 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
10137         * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
10138         tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
10139         config/bfin/bfin.h: Fix comment typos.
10141 2005-04-06  Ranjit Mathew  <rmathew@hotmail.com>
10143         * doc/install.texi: Update the URL for Jacks.
10144         * doc/sourcebuild.texi: Likewise.
10146 2005-04-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
10148         PR target/17245
10149         * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
10150         Revert 2004-10-08 patch.  Reject TFmode LO_SUM in 32-bit mode.
10152 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
10154         * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
10156 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
10158         * config/v850/v850-protos.h (override_options): Delete.
10159         * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
10160         (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
10161         (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
10162         (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
10163         (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
10164         (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
10165         (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
10166         (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
10167         (OVERRIDE_OPTIONS): Delete.
10168         (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
10169         (small_memory_info): Remove the value field.
10170         (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
10171         TARGET_NO_APP_REGS.
10172         * config/v850/v850.c (small_memory): Remove the value field.
10173         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10174         (override_options): Delete.
10175         (v850_handle_memory_option, v850_handle_option): New functions.
10176         * config/v850/v850.opt: New file.
10178 2005-04-06  Geoffrey Keating  <geoffk@apple.com>
10180         * config.host: Add a section for generic hosts, and a subsection
10181         for Darwin.  Add a case for x86-darwin.  Update ppc-darwin case.
10182         * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
10183         * config/host-darwin.h: New.
10184         * config/x-darwin: New.
10185         * config/i386/host-i386-darwin.c: New.
10186         * config/i386/x-darwin: New.
10187         * config/rs6000/host-darwin.c: Include host-darwin.h.
10188         (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
10189         (darwin_rs6000_gt_pch_use_address): Likewise.
10190         * config/rs6000/x-darwin: Change name of .o built, update
10191         dependencies for changes to rs6000/host-darwin.c.
10193 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
10195         PR target/17824
10196         * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
10198 2005-04-06  Dorit Naishlos  <dorit@il.ibm.com>
10200         * tree-vect-analyze.c (vect_analyze_loop_form): Call
10201         split_loop_exit_edge instead of loop_split_edge_with.
10203 2005-04-06  Paolo Bonzini  <bonzini@gnu.org>
10205         * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
10206         UNSPEC_SET_VSCR): New constants, used throughout.
10207         (*andc3_v4sf): New.
10208         (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
10209         Replace with...
10210         (altivec_vspltis<VI_char>): ... this pattern, using
10211         a QImode const_int_operand for the immediate.
10212         (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
10213         define_expands.
10215 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
10217         PR target/17822
10218         * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
10220 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
10222         * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
10224 2005-04-06  Ben Elliston  <bje@au.ibm.com>
10226         * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
10227         DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
10228         macros as living in "this file" and not gcc.h.
10230 2005-04-06  Ben Elliston  <bje@au.ibm.com>
10232         * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
10233         -ftree-live_range_split.  Perhaps renamed at some point?
10235 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
10237         PR target/20625
10238         * tree-ssa-loop-ivopts.c (generic_type_for): New function.
10239         (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
10241 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
10243         * tree-flow.h (number_of_iterations_cond): Declaration removed.
10244         * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
10245         (number_of_iterations_special): New function.
10246         (number_of_iterations_exit): Use number_of_iterations_special.
10247         Use simplify_using_outer_evolutions only at -O3.
10248         (number_of_iterations_cond, tree_simplify_using_condition,
10249         simplify_using_initial_conditions, loop_niter_by_eval,
10250         compare_trees, can_count_iv_in_wider_type_bound,
10251         simplify_using_outer_evolutions): Use fold_build.
10253 2005-04-05  Thomas Fitzsimmons  <fitzsim@redhat.com>
10255         * doc/install.texi (Configuration): Document --with-java-home.
10257 2005-04-05  Richard Henderson  <rth@redhat.com>
10259         PR target/20342
10260         PR target/20447
10261         * config/i386/i386.c (print_operand): Handle vector zeros.
10262         (ix86_split_to_parts): Handle CONST_VECTOR.
10263         (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
10264         (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
10265         what modes to tie for MMX and SSE registers.
10266         * config/i386/i386.h (MMX_REG_MODE_P): Remove.
10267         * config/i386/i386.md: Extend move 0 -> xor peephole to apply
10268         to vector modes as well.
10269         * config/i386/predicates.md (const0_operand): Handle VOIDmode
10270         properly as an input mode.
10272 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
10274         * tree-ssa-operands.c (verify_abort): Use %p for pointers.
10276 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
10278         * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
10280 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
10282         * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
10283         and local functions, set sse_nregs to 8 and float_in_sse.
10284         (function_arg_advance, function_arg): If float_in_sse, pass
10285         SFmode and DFmode arguments in SSE registers.
10286         * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
10288         * config/i386/i386.c (ix86_value_regno): Only optimize local functions
10289         of -funit-at-a-time.
10291 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
10293         * config/i386/i386-protos.h (ix86_function_value): Accept two
10294         arguments, like the target macro.
10295         * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
10296         * config/i386/i386.c (ix86_function_value): Accept the second
10297         argument of the target macro.
10298         (ix86_function_ok_for_sibcall): Pass a function pointer to
10299         ix86_function_value.
10300         (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
10301         call to ix86_value_regno).
10302         (ix86_value_regno): Add support for returning floating point values
10303         in SSE registers.
10305 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
10307         PR tree-optimization/20076
10308         * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
10309         that call __builtin_return or __builtin_apply_args.
10311 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
10313         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
10314         Use immediate use iterator.
10315         (stmt_is_bumper_for_loop): Use immediate use iterator.
10316         * predict.c (strip_builtin_expect): Use update_stmt.
10317         * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
10318         on all elements of a STATEMENT_LIST.
10319         (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
10320         (bsi_remove): Remove imm_use links and mark the stmt as modified.
10321         (bsi_replace): Mark stmt as modified and the update it.
10322         * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
10323         (expand_complex_libcal): Call update_stmt.
10324         (expand_complex_comparison): Call mark_stmt_modified.
10325         (expand_complex_operations_1): Call update_stmt_if_modified.
10326         (expand_vector_operations_1): Call mark_stmt_modified.
10327         * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
10328         compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
10329         add_immediate_use, redirect_immediate_use,
10330         redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
10331         dump_immediate_uses_for, debug_immediate_uses_for): Delete.
10332         (mark_new_vars_to_rename): Call update_stmt.
10333         * tree-dump.c (dump_option_value_in): Add "stmtaddr".
10334         * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
10335         Ignore PHI nodes.
10336         (unmodify_stmt): Delete.
10337         (update_stmt): New.  Force an update of a stmt.
10338         (update_stmt_if_modified): update a stmt if it is out of date.
10339         (get_stmt_operands): Verify stmt is NOT modified.
10340         (stmt_modified_p): Update comment.
10341         (delink_imm_use): Remove a use node from its immuse list.
10342         (link_imm_use_to_list): Link a use node to a specific list.
10343         (link_imm_use): Link a node to the correct list.
10344         (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
10345         it in the correct list, if appropriate.
10346         (link_imm_use_stmt): Link a use node, and set the stmt pointer.
10347         (relink_imm_use): Link a use node in place of another node in a list.
10348         (relink_imm_use_stmt): LInk a node in place of another node, and set
10349         the stmt pointer.
10350         (end_safe_imm_use_traverse): New.  Terminate a safe immuse iterator.
10351         (end_safe_imm_use_p): New.  Check for the end of a safe immuse iterator.
10352         (first_safe_imm_use): New.  Initialize a safe immuse iterator.
10353         (next_safe_imm_use): New.  Proceed to next safe immuse iterator value.
10354         (end_readonly_imm_use_p): New.  Check for end of a fast immuse iterator.
10355         (first_readonly_imm_use): New.  Initialize a fast immuse iterator.
10356         (next_readonly_imm_use): New.  Get the next fast immuse iterator value.
10357         (has_zero_uses): New.  Return true if there are no uses of a var.
10358         (has_single_use): New.  Return true if there is only a single use of a
10359         variable.
10360         (single_imm_use): New.  Return the simgle immediate use.
10361         (num_imm_uses): New.  Return the number of immediate uses.
10362         (get_v_must_def_ops): Use is now a pointer.
10363         (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
10364         get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
10365         the use node.
10366         (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
10367         (delink_stmt_imm_use): Delink all immuses from a stmt.
10368         (phi_arg_index_from_use): New.  Return a phi arg index for a use.
10369         * tree-flow.h (struct dataflow_d): Delete.
10370         (immediate_use_iterator_d): New.  Immediate use iterator struct.
10371         (FOR_EACH_IMM_USE_FAST): New.  Macro for read only immuse iteration.
10372         (FOR_EACH_IMM_USE_SAFE): New.  Macro for write-safe immuse iteration.
10373         (BREAK_FROM_SAFE_IMM_USE): New.  Macro for earlyu exit from write-safe
10374         iteration.
10375         (struct stmt_ann_d): Remove dataflow_t from struct.
10376         * tree-if-conv.c (tree_if_conversion).  Don't call free_df.
10377         (if_convertible_phi_p): Use FAST immuse iterator.
10378         (if_convertible_loop_p): Don't call compute_immediate_uses.
10379         (replace_phi_with_cond_modify_expr): Call update_stmt.
10380         * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
10381         update_stmt_if_modified.
10382         (rewrite_all_into_ssa): Initialize ssa operands.
10383         * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
10384         compute_immediate_uses.
10385         * tree-optimize.c (execute_todo): Call verify_ssa whenever the
10386         ssa_property is available.
10387         (execute_one_pass):  Change parameters passed to execute_todo.
10388         * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
10389         (remove_ssa_form): Call fini_ssa_operands.
10390         (insert_backedge_copies): Delete call to modify_stmt.
10391         * tree-phinodes.c (make_phi_node): Initialize use nodes.
10392         (release_phi_node): Delink any use nodes before releasing.
10393         (resize_phi_node): Relink any use nodes.
10394         (remove_phi_arg_num): Delink the use node.
10395         (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
10396         (remove_all_phi_nodes_for): Release phi node first.
10397         * tree-pretty-print.c (dump_generic_node): Print stmt address.
10398         * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
10399         (scalarize_use, scalarize_copy): Call update_stmt.
10400         * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
10401         (compute_points_to_and_addr_escape): Call mark_stmt_modified.
10402         * tree-ssa-cpp.c (need_imm_uses_for): Delete.
10403         (ccp_initialize): Remove call to compute_immediate_uses.
10404         (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
10405         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
10406         stmts.
10407         (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
10408         (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
10409         (eliminate_redundant_computations): Call mark_stmt_modified.
10410         (cprop_operand): Call mark_stmt_modified.
10411         (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
10412         * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
10413         (dse_optimize_stmt): Use new immuse interface.
10414         (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
10415         * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
10416         (substitute_single_use_vars): Use new immuse interface.
10417         (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
10418         and compute_immediate_uses.
10419         * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
10420         interface.
10421         (rewrite_mem_refs): Call update_stmt.
10422         (determine_lsm): Remove call to compute_imm_uses and free_df.
10423         * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
10424         (try_unroll_loop_completely): Call update_stmt.
10425         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
10426         (rewrite_use_compare): Call update_stmt.
10427         (compute_phi_arg_on_exit): Insert each stmt before trying to process.
10428         (rewrite_use) : Call update_stmt.
10429         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
10430         * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
10431         update_stmt.
10432         * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
10433         (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
10434         (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
10435         use nodes.
10436         (initialize_vuse_operand): New.  Initialize a vuse operand.
10437         (initialize_v_may_def_operand): New.  Initialize a maydef operand.
10438         (initialize_v_must_def_operand): New.  Initialize a mustdef operand.
10439         (finalize_ssa_defs): Use stmt parameter.
10440         (correct_use_link): Ensure a use node is in the correct list, and has
10441         the correct stmt pointer.
10442         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
10443         finalize_ssa_v_must_defs): Also initialize use nodes.
10444         (finalize_ssa_stmt_operands): Pass extra stmt operands.
10445         (build_ssa_operands): Seperate parsing from final operand construction.
10446         (parse_ssa_operands): New.  Parse entry point for operand building.
10447         (swap_tree_operands): New.  Swap 2 tree operands.
10448         (update_stmt_operands): Ranamed from get_stmt_operands.  Always builds
10449         operands.
10450         (get_expr_operands): Call swap_tree_operands when needed.
10451         (copy_virtual_operands): Use initialize routines for virtual use ops.
10452         (create_ssa_artficial_load_stmt): Add extra stmt parameter.
10453         (verify_abort): New.  Issue imm_use error.
10454         (verify_imm_links): New Verify imm_use links for a var.
10455         (dump_immediate_uses_for): New.  Dump imm_uses for a var to file.
10456         (dump_immediate_uses): New.  Dump imm_uses for all vars to file.
10457         (debug_immediate_uses): New.  Dump imm_uses for all vars to stderr.
10458         (debug_immediate_uses_for): New.  Dump imm_uses for a var to stderr.
10459         * tree-ssa-operands.h (struct use_operand_ptr): Delete.
10460         (NULL_USE_OPERAND_P) Define.
10461         (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
10462         use node.
10463         (struct vuse_operand_type): New struct.
10464         (SET_USE): Call set_ssa_use_from_ptr.
10465         (USE_STMT): Define.
10466         (PHI_ARG_INDEX_FROM_USE): Define.
10467         * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
10468         argument via SET_USE, not PHI_ARG_DEF_TREE.
10469         * tree-ssa-pre.c (eliminate): Call update_stmt.
10470         * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators.  Don't
10471         call free_df.
10472         * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
10473         (nearest_common_dominator_of_uses): Use imm_use iterator.
10474         (statement_sink_location): Use imm_use iterator and interface.
10475         (execute_sink_code): Don't call compute_immediate_uses or free-df.
10476         * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
10477         PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
10478         * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
10479         (verify_ssa): Ensure no stmt is marked modify after optimization pass
10480         if new parameter is true.
10481         (init_tree_ssa): Don't initialize operand cache here.
10482         (delete_tree_ssa): Don't destroy operand cache here.
10483         (propagate_into_addr): Pass in a use pointer, return true if anything
10484         was changed.
10485         (replace_immediate_uses): Use imm_use iterator, call update_stmt.
10486         (check_phi_redundancy): Use imm_use iterator.
10487         (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
10488         free_df.
10489         * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
10490         (release_ssa_name): Delink node and all elements in its imm_use list.
10491         * tree-tailcall.c (adjust_return_value): Call update_stmt.
10492         * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
10493         * tree-vectorizer.c (need_imm_uses_for): Delete.
10494         (vectorize_loops): Dont call compute_immediate_uses or free_df.
10495         * tree.h (struct ssa_imm_use_d): Define.
10496         (SSA_NAME_IMM_USE_NODE): Define.
10497         (struct tree_ssa_name): Add imm_use node.
10498         (PHI_DF): Delete.
10499         (PHI_ARG_IMM_USE_NODE): Define.
10500         (struct phi_arg_d): Add imm_use node.
10501         (struct tree_phi_node): Remove struct dataflow_d element.
10502         (TDF_STMTADDR): Define.
10504 2005-04-05  Dale Johannesen  <dalej@apple.com>
10506         * doc/invoke.texi (Optimization Options):  Remove
10507         duplicate -fcse-follow-jumps.  Add -fweb.
10508         (-ftree-lim):  Fix spelling (-ftree-loop-im, invariants).
10509         (-fivcanon):  Fix spelling (-ftree-loop-ivcanon).
10511 2005-04-05  Per Bothner  <per@bothner.com>
10513         * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
10514         to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
10515         (warn_uninit): Get EXPR_LOCUS from context now instead.
10516         This fixes a USE_MAPPED_LOCATION testsuite failure.
10518         * tree-ssa.c (warn_uninitialized_var): Remove useless local.
10520 2005-04-05  Per Bothner  <per@bothner.com>
10522         * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
10523         of the artification 'return 0' in main() to BUILTINS_LOCATION.
10524         * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
10525         before warning.
10527 2004-04-05  Devang Patel  <dpatel@apple.com>
10529         * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
10530         (lhsr<mode>3): ... new name.
10531         (altivec_vsra<VI_char>): Rename to ..
10532         (ashr<mode>3): ... new name.
10533         * config/rs6000/rs6000.c (builtin_description): Rename shift
10534         operations.
10536 2004-04-05  Paolo Bonzini  <bonzini@gnu.org>
10538         * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
10539         gen_lowpart_for_combine.
10540         * cse.c (gen_lowpart_if_possible): Move...
10541         * rtlhooks.c (gen_lowpart_if_possible): ... here.  Also try
10542         gen_lowpart_SUBREG.
10543         (gen_lowpart_no_emit_general): Use it.
10545 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
10547         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
10548         overriding.
10550 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
10552         * system.h: Fix typo.
10554 2005-04-05  Bernd Schmidt  <bernd.schmidt@analog.com>
10556         * config/bfin/bfin-modes.def: New file.
10557         * config/bfin/bfin-protos.h: New file.
10558         * config/bfin/bfin.c: New file.
10559         * config/bfin/bfin.h: New file.
10560         * config/bfin/bfin.md: New file.
10561         * config/bfin/bfin.opt: New file.
10562         * config/bfin/crti.s: New file.
10563         * config/bfin/crtn.s: New file.
10564         * config/bfin/elf.h: New file.
10565         * config/bfin/lib1funcs.asm: New file.
10566         * config/bfin/predicates.md: New file.
10567         * config/bfin/t-bfin: New file.
10568         * config/bfin/t-bfin-elf: New file.
10569         * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
10570         Document new attributes.
10571         (interrupt, interrupt_handler, saveall): Update documentation for
10572         these attributes.
10573         * doc/install.texi (Specific): Add entry for the Blackfin.
10574         * doc/invoke.texi (Blackfin Options): New section.
10575         * doc/md.texi (Blackfin family): New section to document constraints.
10576         * config.gcc: Add bfin*-* and bfin*-elf configurations.
10578 2005-04-05  Olivier Hainque  <hainque@adacore.com>
10580         * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
10581         match what the system unwinder expects.
10582         * config/mips/mips.c (mips_frame_set): If we're saving the return
10583         address register and the dwarf return address column number differs
10584         from the hard register number, adjust the note reg to refer to the
10585         former.
10587 2004-04-05  Richard Sandiford  <rsandifo@redhat.com>
10589         * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
10590         * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
10591         (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10592         (processor_type): New enum.
10593         (mn10300_processor): New variable.
10594         (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
10595         (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
10596         * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10597         (PROCESSOR_DEFAULT): New macro.
10598         * config/mn10300/mn10300.c (mn10300_processor): New variable.
10599         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10600         (mn10300_handle_option, mn10300_override_options): New functions.
10601         * config/mn10300/mn10300.opt: New file.
10603 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
10604             Sebastian Pop <sebastian.pop@cri.ensmp.fr>
10606         PR tree-optimization/19903
10607         * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
10608         that don't fit in their type after conversion.
10610 2005-04-05  Uros Bizjak <uros@kss-loka.si>
10612         PR target/20421
10613         * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
10614         (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
10615         Allocate local stack slots here.  Set ix86_optimize_mode_switching.
10616         flag here. Implement using define_insn_and_split.
10617         (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
10618         (frndintxf2_mask_pm_i387): New insn patterns.
10619         (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
10620         Do not set ix86_optimize_mode_switching flag.
10621         (ceilsf2, ceildf2, ceilxf2): Same.
10622         (btruncsf2, btruncdf2, btruncxf2): Same.
10623         (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
10625 2005-04-05  Ian Lance Taylor  <ian@airs.com>
10627         PR debug/9963
10628         * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
10629         i386_pe_record_external_function.
10630         (i386_pe_record_external_function): Update declaration.
10631         * config/i386/winnt.c (struct extern_list): Add decl field.
10632         (i386_pe_record_external_function): Add decl parameter.
10633         (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
10634         identifier.
10635         * config/i386/i386-protos.h (i386_pe_record_external_function):
10636         Update declaration.
10638 2005-04-05  Kazu Hirata  <kazu@cs.umass.edu>
10640         * config/m68k/m68k-protos.h: Add a prototype for
10641         valid_dbcc_comparison_p_2.
10642         * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
10643         extend_operator, const_uint32_operand, const_sint32_operand,
10644         general_src_operand, nonimmediate_src_operand,
10645         memory_src_operand, post_inc_operand, pre_dec_operand,
10646         pcrel_address): Move to predicates to predicates.md.
10647         * config/m68k/m68k.h (PREDICATE_CODES): Remove.
10648         * config/m68k/m68k.md: Include predicates.md.
10649         * config/m68k/predicates.md: New.
10651 2005-04-04  Roger Sayle  <roger@eyesopen.com>
10653         * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
10655         * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
10657 2005-04-04  Ian Lance Taylor  <ian@airs.com>
10659         * c-typeck.c (struct c_switch): Rename switch_stmt field to
10660         switch_expr.
10661         (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
10662         (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
10663         (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
10664         Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
10665         * c-common.c (c_do_switch_warnings_1): New static function broken
10666         out of c_do_switch_warnings.
10667         (c_do_switch_warnings): Call c_do_switch_warnings_1.
10668         (c_do_switch_expr_warnings): New function.
10669         * c-common.h (c_do_switch_expr_warnings): Declare.
10671 2005-04-04  David Edelsohn  <edelsohn@gnu.org>
10672             Daniel Jacobowitz  <dan@codesourcery.com>
10674         * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
10675         trapping divide.
10676         * rtlanal.c (may_trap_p): Same.
10678 2005-04-04  Dale Johannesen  <dalej@apple.com>
10680         * ChangeLog:  remove reference to ChangeLog.12.
10682 2005-04-05  Hans-Peter Nilsson  <hp@axis.com>
10684         CRIS epilogue as RTL.
10685         * config/cris/cris.md: Change all 0 in unspec 0 to
10686         CRIS_UNSPEC_PLT.
10687         (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
10688         ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
10689         patterns.
10690         ("return"): Change to define_expand.  Call cris_expand_return for
10691         actual expansion.
10692         ("*return_expanded"): New pattern.
10693         ("epilogue"): New define_expand.
10694         * config/cris/cris.h (PREDICATE_CODES): Add
10695         cris_load_multiple_op.
10696         * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
10697         type.
10698         (enum cris_retinsn_type): New.
10699         (struct machine_function): New member return_type.
10700         (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
10701         (cris_target_asm_function_epilogue): Remove, moving RTLified
10702         contents to...
10703         (cris_expand_epilogue): New function.
10704         (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
10705         (cris_gen_movem_load, cris_load_multiple_op)
10706         (cris_return_address_on_stack_for_return, cris_expand_return): New
10707         functions.
10708         (cris_target_asm_function_prologue)
10709         (cris_initial_frame_pointer_offset): Call
10710         cris_reg_saved_in_regsave_area instead of complicated expression.
10711         Call cris_return_address_on_stack instead of an expression.
10712         (cris_print_operand) <case 'o', case 'O'>: New cases.
10713         (cris_return_address_on_stack): Change return-type to bool.
10714         (cris_simple_epilogue): Ditto.  Return false if registers are
10715         saved.
10716         * config/cris/cris-protos.h (cris_simple_epilogue)
10717         (cris_return_address_on_stack): Adjust prototype return type.
10718         (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
10719         (cris_return_address_on_stack_for_return): New prototypes.
10721 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
10723         * config/frv/frv.h (PREDICATE_CODES): Add CONST to
10724         gpr_or_int12_operand.
10726         * config/frv/frv-protos.h: Add a prototype to
10727         frv_legitimate_memory_operand and frv_const_unspec_p.
10728         (frv_unspec): Move from frv.c.
10729         * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
10730         (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
10731         (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
10732         gpr_or_fpr_operand, gpr_or_int12_operand,
10733         gpr_fpr_or_int12_operand, fpr_or_int6_operand,
10734         gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
10735         int6_operand, int5_operand, uint5_operand, uint4_operand,
10736         uint1_operand, int_2word_operand, uint16_operand,
10737         upper_int16_operand, integer_register_operand,
10738         gpr_no_subreg_operand, fpr_operand, even_reg_operand,
10739         odd_reg_operand, even_gpr_operand, odd_gpr_operand,
10740         quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
10741         dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
10742         move_destination_operand, movcc_fp_destination_operand,
10743         frv_function_symbol_referenced_p, move_source_operand,
10744         condexec_dest_operand, condexec_source_operand,
10745         reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
10746         const_unspec_operand, gpr_or_memory_operand,
10747         gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
10748         icc_operand, fcc_operand, cc_operand, icr_operand,
10749         fcr_operand, cr_operand, call_operand, sibcall_operand,
10750         symbolic_operand, relational_operator,
10751         integer_relational_operator, float_relational_operator,
10752         ccr_eqne_operator, minmax_operator,
10753         condexec_si_binary_operator, condexec_si_media_operator,
10754         condexec_si_divide_operator, condexec_si_unary_operator,
10755         condexec_sf_conv_operator, condexec_sf_add_operator,
10756         condexec_memory_operand, intop_compare_operator, acc_operand,
10757         even_acc_operand, quad_acc_operand, accg_operand: Move to
10758         predicates.md.
10759         * config/frv/frv.h (PREDICATE_CODES): Remove.
10760         * config/frv/frv.md: Include predicates.md.
10761         * config/frv/predicates.md: New.
10763 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
10765         PR target/19537
10766         * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
10767         * tree-ssa-loop-ivopts.c: Include langhooks.h.
10768         (add_standard_iv_candidates_for_size): New function, extracting code
10769         from add_standard_iv_candidates and parameterizing it by type size.
10770         (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
10772 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
10774         * system.h (GCOV_SIZE_TYPE): Unposion.
10775         * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
10776         (GCOV_TYPE_SIZE): ...this new macro.
10777         * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
10778         * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
10779         (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
10780         (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
10781         (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
10782         instead of unsigned_intSI_type_node.
10783         * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
10784         (rtl_gen_one_value_profiler_no_edge_manipulation)
10785         (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
10786         * value-prof.c: Include coverage.h.
10788 2005-04-02  Daniel Berlin  <dberlin@dberlin.org>
10789             Diego Novillo <dnovillo@redhat.com>
10791         Fix PR tree-optimization/20703
10792         Fix PR tree-optimization/20725
10794         * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
10795         (create_expression_by_pieces): Ditto.
10796         (valid_in_set): Ditto. Also handle tcc_declaration.
10797         (find_or_generate_expression): Handle comparison class.
10798         (insert_into_preds_of_block): Ditto.
10799         (insert_aux): Ditto.
10800         (create_value_expr_from): Handle comparison class, recursively
10801         handle reference nodes.
10802         (compute_avail): Handle comparison classes, rewrite a little cleaner.
10803         (execute_pre): Fix spacing.
10804         (do_fre): Renamed to execute_fre.
10806 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
10808         * doc/invoke.texi (SPARC options): Document that
10809         -mlittle-endian is not supported on Linux either.
10811 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
10813         PR target/4198
10814         PR target/12027
10815         * config.gcc (Obsolete configurations): Remove
10816         sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
10817         (sparclite-*-coff*): Delete.
10818         (sparclite-*-elf*): Likewise.
10819         (sparc86x-*-elf*): Likewise.
10820         (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
10821         * config/sparc/lite.h: Delete.
10822         * config/sparc/litecoff.h: Likewise.
10823         * config/sparc/liteelf.h: Likewise.
10824         * config/sparc/sp86x-elf.h: Likewise.
10825         * config/sparc/t-sparclite: Likewise.
10826         * config/sparc/t-sp86x: Likewise.
10828 2005-04-04  Adrian Straetling  <straetling@de.ibm.com>
10830         * config/s390/s390-protos.h: (s390_comparison,
10831         s390_alc_comparison, s390_slb_comparison, const0_operand,
10832         consttable_operand, larl_operand, s_operand,
10833         shift_count_operand, bras_sym_operand, load_multiple_operation,
10834         store_multiple_operation, s390_plus_operand): Remove prototypes.
10835         (s390_legitimate_address_without_index_p): New prototype.
10836         * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
10837         to s390.h.
10838         (s390_comparison, s390_alc_comparison, s390_slb_comparison,
10839         const0_operand, consttable_operand, larl_operand, s_operand,
10840         shift_count_operand, bras_sym_operand, load_multiple_operation,
10841         store_multiple_operation, s390_plus_operand): Move to
10842         predicates.md.
10843         (check_mode): Remove.
10844         (s390_branch_condition_mask): Remove 'static'. Move prototype to
10845         s390-protos.h.
10846         (s390_legitimate_address_without_index_p): New.
10847         * config/s390/s390.h (PREDICATE_CODES): Remove.
10848         * config/s390/s390.md: Include predicates.md.
10849         * config/s390/predicates.md: New.
10851 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
10853         PR target/20446
10854         * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
10855         * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
10856         (NEED_INDICATE_EXEC_STACK): Define to 1.
10857         * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
10858         (NEED_INDICATE_EXEC_STACK): Define to 1.
10859         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
10860         (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
10861         (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
10862         (pic_helper_emitted_p): New global.
10863         (emit_pic_helper): New function extracted from...
10864         (load_pic_register): ...here.  Add 'delay_pic_helper' parameter.
10865         Do not call emit_pic_helper if delay_pic_helper is true.
10866         (sparc_expand_prologue): Pass 'false' to load_pic_register.
10867         (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
10868         (sparc_file_end): New function.
10870 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
10872         * config/mcore/mcore-protos.h: Remove the prototypes for
10873         mcore_arith_reg_operand, mcore_general_movsrc_operand,
10874         mcore_general_movdst_operand, mcore_reload_operand,
10875         mcore_arith_J_operand, mcore_arith_K_operand,
10876         mcore_arith_K_operand_not_0, mcore_arith_M_operand,
10877         mcore_arith_K_S_operand, mcore_arith_imm_operand,
10878         mcore_arith_any_imm_operand, mcore_arith_O_operand,
10879         mcore_literal_K_operand, mcore_addsub_operand,
10880         mcore_compare_operand, mcore_load_multiple_operation,
10881         mcore_store_multiple_operation, mcore_call_address_operand.
10882         Add a prototype for const_ok_for_mcore.
10883         * config/mcore/mcore.c (mcore_call_address_operand,
10884         mcore_general_movsrc_operand, mcore_general_movdst_operand,
10885         mcore_arith_reg_operand, mcore_reload_operand,
10886         mcore_arith_J_operand, mcore_arith_K_operand,
10887         mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
10888         mcore_arith_M_operand, mcore_arith_imm_operand,
10889         mcore_arith_any_imm_operand, mcore_arith_O_operand,
10890         mcore_literal_K_operand, mcore_addsub_operand,
10891         mcore_compare_operand, mcore_load_multiple_operation,
10892         mcore_store_multiple_operation): Move to predicates.md.
10893         (const_ok_for_mcore): Export.
10894         * config/mcore/mcore.h (PREDICATE_CODES): Remove.
10895         * config/mcore/mcore.md: Include predicates.md.
10896         * config/mcore/predicates.md: New.
10898         * config/mcore/predicates.md: Fix a comment typo.
10900 2005-04-04  Andreas Krebbel  <krebbel1@de.ibm.com>
10901             Adrian Straetling  <straetling@de.ibm.com>
10903         * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
10904         * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
10905         * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
10906         attribute.
10907         ("imul"): Removed from "type" attribute.
10908         ("*muldi3_sign", "muldi3"): Changed type to imuldi.
10909         ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
10910         Changed type to imulsi.
10911         ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
10913 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
10915         * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
10916         (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
10917         (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
10918         (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
10919         (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
10920         (TARGET_SWITCHES, mcore_stack_increment_string)
10921         (TARGET_OPTIONS): Delete.
10922         (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
10923         than *_BIT constants.
10924         (TARGET_8ALIGN): #undef old definition before redefining to 1.
10925         * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
10926         (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
10927         (mcore_override_options): Delete mcore_stack_increment code.
10928         Change use of M340_BIT to MASK_M340.
10929         * config/mcore/mcore.opt: New file.
10931 2005-04-04  Ian Lance Taylor  <ian@airs.com>
10933         * config/arm/arm.c (replace_symbols_in_block): Remove static
10934         function.
10936 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
10938         * config/fr30/fr30-protos.h: Remove the prototypes for
10939         stack_add_operand, add_immediate_operand,
10940         high_register_operand, low_register_operand, call_operand,
10941         di_operand, and nonimmediate_di_operand.
10942         * config/fr30/fr30.c (stack_add_operand,
10943         add_immediate_operand, high_register_operand,
10944         low_register_operand, call_operand, di_operand,
10945         nonimmediate_di_operand): Move to predicates.md.
10946         * config/fr30/fr30.h (PREDICATE_CODES): Remove.
10947         * config/fr30/fr30.md: Include predicates.md.
10948         * config/fr30/predicates.md: New.
10950         * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
10951         LABEL_REF to mcore_general_movsrc_operand.  Add SYMBOL_REF to
10952         mcore_call_address_operand.
10954         * config/sh/sh.h (PREDICATE_CODES): Add CONST to
10955         general_movsrc_operand.
10957 2005-04-04  Alan Modra  <amodra@bigpond.net.au>
10959         * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
10960         after freeing.
10962 2005-04-04  Richard Earnshaw  <richard.earnshaw@arm.com>
10964         PR target/14812
10965         * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
10966         a negated value.
10968 2005-04-04  Richard Henderson  <rth@redhat.com>
10969             Jakub Jelinek  <jakub@redhat.com>
10971         PR rtl-optimization/16104
10972         * fold-const.c (fold_unary): Fix folding of vector conversions.
10974 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
10976         * config.gcc (xstormy16-*-elf): Set extra_options.
10977         * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
10978         * config/stormy16/stormy16.opt: New file.
10980 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
10982         * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
10983         (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
10984         (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
10985         (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
10986         (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
10987         (TARGET_UNIX_ASM): Delete.
10988         (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
10989         * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
10990         * config/pdp11/pdp11.c (pdp11_handle_option): New function.
10991         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10992         * config/pdp11/pdp11.opt: New file.
10994 2005-04-03  Roger Sayle  <roger@eyesopen.com>
10995             Alexandre Oliva  <aoliva@redhat.com>
10997         PR c++/19199
10998         * fold-const.c (non_lvalue): Split tests into...
10999         (maybe_lvalue_p): New function.
11000         (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
11001         C++ front-end prior to lowering into gimple form.
11003 2005-04-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11005         * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
11006         BUILT_IN_STRNCASECMP): New.
11007         * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
11008         and strndup.
11010 2005-04-03  Richard Earnshaw  <richard.earnshaw@arm.com>
11012         PR target/14812
11013         * arm.md (addsi3_compare0_for_combiner): Delete.
11014         (addsi3_compare0_scratch_for_combiner): Delete.
11015         (cmpsi_neg_shiftsi): Delete.
11016         (compare_negsi_si): New pattern.
11017         (cmpsi_negshiftsi_si): New pattern.
11018         (negated_cbranchsi4): Restrict to equality_operator.
11020         * arm.md (movhi_insn_arch4): delete trailing white space from assembler
11021         template.
11023 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
11025         * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
11026         Fix comment typos.
11028         * doc/install.texi: Fix a typo.
11030 2005-04-03  Steven Bosscher  <stevenb@suse.de>
11032         PR middle-end/20648
11033         * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
11034         a computed goto if the edge to the computed goto block has
11035         incoming abnormal edges.  Clarify how the function works.
11037 2005-04-03  Nathan Sidwell  <nathan@codesourcery.com>
11039         * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
11040         * passes.c (open_dump_file, rest_of_handle_final): Likewise.
11041         * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
11042         hash_scan_set, reg_set_between_after_reload_p,
11043         reg_used_between_after_reload_p, get_avail_load_store_reg,
11044         eliminate_partially_redundant_load): Likewise.
11045         * postreload.c (reload_cse_simplify_set,
11046         reload_combine_note_use): Likewise.
11047         * predict.c (predict_insn, expected_value_to_br_prob,
11048         propagate_freq, expensive_function_p): Likewise.
11049         * print-rtl.c (print_rtx): Likewise.
11050         * profile.c (instrument_edges, instrument_values,
11051         compute_branch_probabilities, branch_prob, union_groups,
11052         tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
11053         * protoize.c (in_system_include_dir, file_could_be_converted,
11054         file_normally_convertible, gen_aux_info_file, seek_to_line,
11055         do_cleaning): Likewise.
11056         * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
11057         * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
11058         * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
11060 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11062         * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
11063         * modulo-sched.c (undo_replace_buff_elem): New structure.
11064         (kernel_number_of_cycles, ps_unschedule_node,
11065         undo_generate_reg_moves,free_undo_replace_buff,
11066         undo_permute_partial_schedule,  loop_single_full_bb_p,
11067         SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
11068         build_loops_structure, get_sched_window): New.
11069         (generate_reg_moves): Return undo_replace_buff_elem and other
11070         fixes.
11071         (generate_prolog_epilog): Remove old loop versioning.
11072         (sms_schedule): Use loop information and loop_version.
11073         (sms_schedule_by_order): Split part of it to get_sched_window.
11074         * passes.c (rest_of_handle_sms): call cfg_layout_initialize
11075         cfg_layout_finalize and free_dominance_info before/after SMS.
11077 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11079         * cfghooks.c (lv_flush_pending_stmts,
11080         cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
11081         lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
11082         * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
11083         lv_add_condition_to_bb,
11084         lv_adjust_loop_header_phi, extract_cond_bb_edges,
11085         flush_pending_stmts): New in cfg_hooks structure.
11086         (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
11087         extract_cond_bb_edges, lv_adjust_loop_header_phi,
11088         lv_add_condition_to_bb): New declarations.
11089         * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
11090         bool.
11091         (loop_version): Declare.
11092         * cfgloopmanip.c (cfghooks.h): Include.
11093         (duplicate_loop_to_header_edge): Change return type to bool.
11094         (loop_version, lv_adjust_loop_entry_edge): Move here.
11095         * cfgrtl.c (cfgloop.h): Include.
11096         (rtl_verify_flow_info_1): Fix.
11097         (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
11098         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
11099         initialization.
11100         * tree-cfg.c (tree_lv_adjust_loop_header_phi,
11101         tree_lv_add_condition_to_bb): New.
11102         (tree_cfg_hooks): Add new hooks to initialization.
11103         * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
11104         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
11106 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
11108         * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
11109         xstormy16_below100_or_register,
11110         xstormy16_splittable_below100_or_register, and
11111         nonimmediate_nonstack_operand.
11113         * config/stormy16/stormy16-protos.h: Remove the prototypes for
11114         xstormy16_ineqsi_operator, equality_operator,
11115         inequality_operator, shift_operator,
11116         xstormy16_below100_operand, xstormy16_below100_or_register,
11117         xstormy16_splittable_below100_or_register,
11118         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
11119         * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
11120         equality_operator, inequality_operator,
11121         xstormy16_below100_operand, xstormy16_below100_or_register,
11122         xstormy16_splittable_below100_or_register,
11123         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
11124         nonimmediate_nonstack_operand, shift_operator): Move to
11125         predicates.md.
11126         * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
11127         * config/stormy16/stormy16.md: Include predicates.md.
11128         * config/stormy16/predicates.md: New.
11130 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
11132         * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
11133         small_int, large_int, reg_or_0_operand, simple_memory_operand,
11134         equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
11135         move_operand, power_of_2_operand): Move to predicates.md.
11136         * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
11137         PREDICATE_CODE): Remove.
11138         * config/iq2000/iq2000.md: Include predicates.md.
11139         * config/iq2000/predicates.md: New.
11141 2005-04-02  Richard Sandiford  <rsandifo@redhat.com>
11143         * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
11144         (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
11145         (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
11146         (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
11147         (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
11148         (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
11149         (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
11150         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11151         (TARGET_M68HC11): Delete.
11152         (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
11153         * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
11154         * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
11155         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11156         (nb_soft_regs): Delete.
11157         (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
11158         (m68hc11_override_options): Remove the code that caters for MASK_M6811
11159         and MASK_M6812 being set simultaneously.  Change the code that sets
11160         the default m68hc11_soft_reg_count to use integers instead of strings.
11161         (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
11162         m68hc11_soft_reg_count (which now has an int type) as the number
11163         of soft registers.
11164         * config/m68hc11/m68hc11.opt: New file.
11166 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
11168         * config/fr30/fr30.h (PREDICATE_CODES): Remove
11169         fp_displacement_operand, sp_displacement_operand.
11171         * config/m68hc11/m68hc11-protos.h: Add a prototype for
11172         m68hcc_auto_inc_p.
11173         Remove the prototypes for tst_operand, cmp_operand,
11174         stack_register_operand, d_register_operand,
11175         hard_addr_reg_operand, splitable_operand,
11176         m68hc11_logical_operator, m68hc11_arith_operator,
11177         m68hc11_non_shift_operator, m68hc11_shift_operator,
11178         m68hc11_unary_operator, m68hc11_eq_compare_operator,
11179         non_push_operand, hard_reg_operand, and
11180         reg_or_some_mem_operand.
11181         * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
11182         extern.
11183         (tst_operand, cmp_operand, non_push_operand,
11184         splitable_operand, reg_or_some_mem_operand,
11185         stack_register_operand, d_register_operand,
11186         hard_addr_reg_operand, hard_reg_operand,
11187         m68hc11_eq_compare_operator, m68hc11_logical_operator,
11188         m68hc11_arith_operator, m68hc11_non_shift_operator,
11189         m68hc11_shift_operator, m68hc11_unary_operator): Move to
11190         predicates.md.
11191         * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
11192         * config/m68hc11/m68hc11.md: Include predicates.md.
11193         * config/m68hc11/predicates.md: New.
11195 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
11197         PR debug/19345
11198         * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
11199         change checked in along with 2005-03-03's patch for debug/20253.
11200         * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
11201         (remap_decl): Insert type decl in map earlier.
11203 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
11205         PR tree-optimization/20640
11206         * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
11207         post-dominator if it has phi nodes.
11208         (eliminate_unnecessary_stmts): Remove dead phis in all blocks
11209         before dead statements.
11211 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
11213         PR middle-end/20491
11214         * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
11216 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
11218         PR rtl-optimization/20290
11219         * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
11220         in every iteration if the entry point is the exit test.
11222 2005-04-02  Hans-Peter Nilsson  <hp@axis.com>
11224         * config/cris/cris.md (attribute "length"): Define.
11226 2005-04-02  Geoffrey Keating  <geoffk@apple.com>
11228         * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
11229         (word_offset_memref_operand): New.
11230         * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
11231         (indexed_or_indirect_operand): Delete.
11232         * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
11233         (indexed_or_indirect_operand): Delete.
11235         * config/rs6000/t-darwin8: Comment out ppc64 multilib.
11237         PR 20650
11238         * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
11239         a register.
11241         * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
11242         * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
11244 2005-04-01  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
11246         * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
11248 2005-04-01  Ian Lance Taylor  <ian@airs.com>
11250         * gcc.c: Don't include <sys/resource.h> or declare getrusage.
11251         (rus, prus): Remove static variables.
11252         (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
11253         (process_command): Permit report_times and use_pipes together.
11255 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
11257         * c-decl.c (validate_proto_after_old_defn): Look at
11258         TYPE_MAIN_VARIANT of argument types.
11260 2005-04-01  Paul Brook  <paul@codesourcery.com>
11262         * config/arm/arm.c (thumb_call_via_label): Include space for SP.
11263         (arm_output_function_epilogue): Allow call_via_SP.
11264         (thumb_call_via_reg, arm_file_end): Ditto.
11265         * config/arm/arm.h (struct machine_function): Include space for SP.
11266         (thumb_call_via_label): Update declaration.
11268 2005-04-01  Ian Lance Taylor  <ian@airs.com>
11270         * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
11271         doing a peephole optimization, once again put any notes in the
11272         proper position.
11274 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
11276         * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
11278 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
11280         * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
11281         (block_alloc, find_free_reg): Likewise.
11282         * loop-doloop.c (doloop_modify): Likewise.
11283         * loop-invariant.c (record_use): Likewise.
11284         * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
11285         get_iv_value, canon_condition, eliminate_implied_condition,
11286         eliminate_implied_condition, simplify_using_initial_values,
11287         shorten_into_mode, canonicalize_iv_subregs,
11288         iv_number_of_iterations): Likewise.
11289         * loop-unroll.c (expand_var_during_unrolling): Likewise.
11290         * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
11291         unswitch_loop): Likewise.
11292         * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
11293         move_movables, replace_call_address, find_and_verify_loops,
11294         rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
11295         record_giv, final_giv_value, general_induction_var,
11296         simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
11297         loop_giv_dump): Likewise.
11299         * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
11300         GCOV_CHECK_WRITING): Remove.
11301         (gcov_position, gcov_rewrite): Use gcc_assert.
11302         * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
11303         gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
11304         * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
11305         gcc_assert.
11307 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
11309         * tree-inline.c: Fix a typo.
11311 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
11313         * configure.ac (enable-checking): Explicitly set all variables for
11314         collective switch values.  Alphabetize variables. Rename
11315         ac_checking_valgrind to ac_valgrind_checking.  Allow 'none' as
11316         synonym for 'no'.
11317         * doc/install.texi (enable-checking): Update documentation.
11318         * configure: Rebuilt.
11320 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
11322         * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
11323         possible.
11325 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
11327         * arm.c (adjacent_mem_locations): Reject volatile memory refs.
11328         Also reject cases where this pattern will cause load delay stalls
11329         unless optimizing for size and it will produce a shorter sequence.
11330         * arm.md (arith_adjacent_mem): Make better use of ldm addressing
11331         variants to avoid pre-adjusting the base when possible.
11333 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
11335         * arm.md (minmax_arithsi): Reject all eliminable registers, not just
11336         the frame and argument pointers.
11337         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
11338         (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
11339         (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
11340         (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
11341         (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
11342         (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
11344 2005-04-01  Danny Smith  <dannysmith@users.sourceforge.net>
11346         * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
11347         with entry for selectany attribute.
11348         * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
11349         Declare.
11350         * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
11351         (i386_pe_asm_named_section): Handle sections generated by
11352         selectany attribute.
11353         * doc/extend.texi (selectany): Document attribute.
11355 2005-04-01  Paolo Bonzini  <bonzini@gnu.org>
11356             Jan Hubicka  <jh@suse.cz>
11358         * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
11359         to fix addresses involving EBP and ESP.
11360         (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
11361         for SUBREGed registers.
11362         (legitimate_address_p): Accept SUBREGed registers.
11364 2005-04-01  Jakub Jelinek  <jakub@redhat.com>
11366         PR c++/19406
11367         * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
11368         (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
11369         for FIELD_DECLs.
11371 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
11373         * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
11375 2005-04-01  James E Wilson  <wilson@specifixinc.com>
11377         PR c++/20505
11378         * dwarf2out.c (rtl_for_decl_init): New function.
11379         (rtl_for_decl_location): Extracted from here.
11380         (tree_add_const_value_attribute): Call rtl_for_decl_init and
11381         add_const_value_attribute.  Delete initializer_constant_valid_p call.
11383 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
11385         * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
11386         lambda-code.c, loop.c, machmode.def, mips-tfile.c,
11387         modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
11388         tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
11389         config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
11390         config/i386/i386.md, config/rs6000/predicates.md,
11391         config/rs6000/rs6000.c, config/s390/fixdfdi.h,
11392         config/s390/s390.c, config/stormy16/stormy16.c,
11393         config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
11394         typos.
11396 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
11398         PR c/17855
11399         * gimplify.c (gimplify_expr): Create a temporary for lvalue
11400         COND_EXPR and CALL_EXPR.
11402 2005-03-31  Vladimir Makarov  <vmakarov@redhat.com>
11404         PR target/20632
11405         * genautomata.c (first_cycle_unit_presence): Check all alternative
11406         states for unit presence.
11408         * doc/md.texi: Remove remark about impossibility to query unit
11409         presence in non nondeterministic automaton state.
11411         * config/ia64/ia64.c (get_template): Change order of unit querying.
11413 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
11415         * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
11416         obsolete comment.
11418 2005-03-31  Zdenek Dvorak  <dvorakz@suse.cz>
11420         * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
11421         flag for edges outside any loops.
11423 2005-03-31  Janis Johnson  <janis187@us.ibm.com>
11425         * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
11427 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
11429         * tree-ssa-alias.c: Follow spelling conventions.
11430         * doc/tree-ssa.texi: Fix a typo.
11432 2005-03-31  J"orn Rennecke <joern.rennecke@st.com>
11434         * postreload-gcse.c: Include target.h.
11435         (gcse_after_reload_main): Return early if we cannot modify jumps.
11436         * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
11438 2005-03-31  David Edelsohn  <edelsohn@gnu.org>
11440         * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
11441         expensive operations.
11443 2005-03-31  Ian Lance Taylor  <ian@airs.com>
11445         * collect2.c (lderrout): New variable.
11446         (collect_exit): Dump ldout to stdout.  Dump and unlink lderrout,
11447         if it is set, to stderr.
11448         (handler): Unlink lderrout if it is set.
11449         (dump_file): Add "to" parameter.  Change all callers.
11450         (main): Initialize lderrout.
11451         (collect_execute): Add errname parameter.  Change all callers.
11452         Rename redir parameter to outname.  Never pass
11453         PEX_STDERR_TO_STDOUT to pex_run.
11454         * collect2.h (collect_execute, dump_file): Update declarations.
11455         * tlink.c (tlink_execute): Add errname parameter.  Change all
11456         callers.
11457         (do_tlink): Check lderrout as well as ldout.
11459 2005-03-31  Caroline Tice  <ctice@apple.com>
11461         * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
11462         (bb-reorder.o): Add errors.h to list of requirements.
11463         (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
11464         profiledbootstrap flags.
11465         * bb-reorder.c (errors.h): Add new include.
11466         (struct bbro_basic_block_data_def): Add new field, in_trace.
11467         (add_unlikely_executed_notes):  Remove function.
11468         (mark_bb_for_unlikely_executed_section): Remove function.
11469         (insert_section_boundary_note): New function.
11470         (verify_hot_cold_block_grouping): New function.
11471         (push_to_next_round_p): Remove variables and tests that push all
11472         cold blocks to last round.
11473         (find_traces): Remove code that added extra round of trace finding
11474         when doing partitioning.
11475         (find_traces_1_round) :  Remove variable last_round;  add code to
11476         update new struct field, in_trace; correct trace_length where it was
11477         incorrect before (after call to copy_bb); change code that pushed all
11478         cold blocks to last round. Instead verify that all blocks going into
11479         a trace belong in the same partition.
11480         (connect_traces): Modify to connect the traces in two passes, if the
11481         function contains both hot and cold blocks.  The first pass connects
11482         all the traces for blocks in the partition that the first block in
11483         the function belongs to; the second pass connnects all the traces
11484         containing blocks that belong in the other partition.
11485         (find_rarely_executed_basic_blocks_and_crossing_edges):  Remove
11486         code that automatically put the first block in a function into the
11487         hot partition if the function had any hot blocks.
11488         (fix_crossing_unconditional_branches): Check number of succ edges
11489         before attempting to get one.
11490         (fix_edges_for_rarely_executed_code):  Update comment describing
11491         function.
11492         (reorder_basic_blocks):  Add code to initialize new field (in_trace);
11493         remove call to add_unlikely_executed_notes; add call to
11494         verify_hot_cold_block_grouping.
11495         (duplicate_computed_gotos): Don't change computed goto if it's a
11496         crossing edge.
11497         (partition_hot_cold_basic_blocks):  Update function comment.
11498         * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
11499         condition.
11500         (try_forward_edges): Likewise.
11501         (merge_blocks_move_predecessor_nojumps): Likewise.
11502         (merge_blocks_move_successor_nojumps): Likewise.
11503         (merge_blocks_move): Likewise.
11504         (try_crossjump_bb): Likewise.
11505         * cfglayout.c (update_unlikely_executed_notes): Remove function.
11506         (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
11507         notes to cold bb's; remove call to update_unlikely_executed_notes.
11508         (duplicate_insn_chain):  change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11509         NOTE_INSN_SWITCH_TEXT_SECTIONS.
11510         * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
11511         function declaration.
11512         * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
11513         from consideration.
11514         (rtl_can_merge_blocks): Remove redundancy from condition.
11515         (try_redirect_by_replacing_jump): Likewise.
11516         (force_nonfallthru_and_redirect): Remove code for adding
11517         UNLIKELY_EXECUTED_CODE notes to cold bb's.
11518         (commit_one_edge_insertion): Likewise.
11519         (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
11520         * dbxout.c (FORCE_TEXT): Replace function_section with
11521         current_function_section.
11522         (struct dbx_debug_h): Add do_nothing function for new debug_hooks
11523         function, switch_text_section.
11524         (struct xcoff_debug): Likewise.
11525         (dbxout_function_end): Add code to put out label diffs for both
11526         hot and cold sections.
11527         * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
11528         for new debug_hooks funciton, switch_text_section..
11529         * debug.h (struct gcc_debug_hooks):  Add new function to debug_hooks,
11530         switch_text_section.
11531         * dwarf2out.c (struct dw_fde_struct):  Add five new fields:
11532         dw_fde_hot_section_label, dw_fde_hot_section_end_label,
11533         dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
11534         dw_fde_switched_sections.
11535         (output_call_frame_info):  Add test to see if function switches text
11536         sections in the middle; if so, use appropriate extra hot and cold
11537         section labels to compute size deltas for the hot and cold sections.
11538         (dwarf2out_begin_prologue): Add code to initialize new fields in
11539         dw_fde_struct.
11540         (dwarf2out_switch_text_section): New function (invoked through
11541         debug_hook); updates new fields in dw_fde_struct appropriately and
11542         increments separate_line_info_table_in_use.
11543         (dwarf2_debug_hooks): Initialize switch_text_section function to be
11544         dwarf2out_switch_text_section.
11545         (struct var_loc_node): Add new field, section_label.
11546         (output_aranges): Add code to check whether in hot or cold section and
11547         use the appropriate label in calculating deltas.
11548         (output_ranges): Likewise.
11549         (output_line_info): Add code to check which section we're in and
11550         use appropriate hot/cold label.
11551         (add_location_or_constant_value_attribute): Likewise.
11552         (gen_subprogam_die): Modify arange attributes to use correct labels.
11553         (dwarf2out_begin_block): Change call to function_section into call to
11554         current_function_section.
11555         (dwarf2out_end_block): Likewise.
11556         (dwarf2out_source_line): Likewise.
11557         (dwarf2out_var_location): Add code to check whether in hot or cold
11558         section and use the appropriate label.
11559         * except.c (output_function_exception_table): Change call to
11560         function_section into call to current_function_section.
11561         * final.c (profile_function): Likewise.
11562         (scan_ahead_for_unlikely_executed_note): Remove function.
11563         (final_scan_insn):  Remove calls to
11564         scan_ahead_for_unlikely_executed_note, and related code for switching
11565         to cold section, except for the single time
11566         NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered;  add calls to
11567         debug_hooks->switch_text_sections; replace appropriate calls to
11568         function_section with calls to current_function_section.
11569         * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
11570         test_bb to condition.
11571         (find_if_case_2): Likewise.
11572         * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11573         NOTE_INSN_SWITCH_TEXT_SECTIONS.  Update comment appropriately.
11574         * opts.c (decode_options): Change warning about hot/cold partitioning
11575         with exceptionss to inform (so as not to cause bootstrap failures);
11576         remove warning about partitioning with DWARF debug info.
11577         * output.h (current_function_section): Add new function decl.
11578         (insert_section_boundary_note): Likewise.
11579         (enum in_section): Move this declaration here from varasm.c.
11580         (unlikely_section_label): Likewise.
11581         (unlikely_text_section_name): Likewise.
11582         (last_text_section_name): New global variable.
11583         (last_text_section): Likewise.
11584         (hot_section_label): Likewise.
11585         (hot_section_end_label): Likewise.
11586         (cold_section_end_label): Likewise.
11587         * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
11588         * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
11589         to NOTE_INSN_SWITCH_TEXT_SECTIONS.
11590         * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
11591         insn from consideration.
11592         * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
11593         switch_text_section.
11594         * varasm.c (basic-block.h): Add new include.
11595         (unlikely_section_label_printed): Remove global variable.
11596         (unlikely_section_label): Make global variable not be static any more.
11597         (unlikely_text_section_name): Likewise.
11598         (hot_section_end_label): New global variable (not static)
11599         (first_function_block_is_cold): Likewise.
11600         (hot_section_label): Likewise.
11601         (cold_section_end_label): Likewise..
11602         (last_text_section): New global variable, not static.
11603         (last_text_section_name): New global variable, not static.
11604         (initialize_cold_section_name): New function.
11605         (enum in_section): Move declaration to output.h.
11606         (text_section): Update last_text_section.
11607         (unlikely_text_section): Replace code to determine cold section name
11608         with call to initialize_cold_section_name; Add code to update
11609         last_text_section; remove code for printing out label.
11610         (named_section_real): Add code to update last_text_section and
11611         last_text_section_name as appropriate.
11612         (function_section): Change test for 'unlikely' to depend on
11613         first_function_block_is_cold (moved old test to
11614         current_function_section).
11615         (current_function_section): New function.
11616         (assemble_start_function): Move code that frees
11617         unlikely_text_section_name; initialize hot_section_end_label;
11618         print hot and cold section labels at the start of the function;
11619         set first_function_block_is_cold, if appropriate; initialize l
11620         ast_text_section; add call to insert_section_boundary_note.
11621         (assemble_end_function):  Add code to write out hot and cold section
11622         end labels.
11623         *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
11624         switch_text_section.
11625         * config/darwin.c (machopic_select_section): Replace incorrect
11626         function in base_funs; update reloc for cold sections if necessary.
11627         * config/darwin.h (SECTION_FUNCTION):  Add code to update
11628         last_text_section if appropriate.
11629         (text_unlikely_section): Remove.
11630         * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
11631         * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
11632         * config/xtensa/xtensa.c (override_options): Turn off hot/cold
11633         partitioning for this architecture.
11635 2005-03-31  Olivier Hainque  <hainque@adacore.com>
11637         * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
11638         defined and non-zero.
11640 2005-03-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>
11642         PR c++/18644
11643         * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
11644         semantics.
11646 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
11648         PR target/20611
11649         * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
11650         label operand.  Remove (use (unspec..)).  Don't emit a label on
11651         the offset word.
11652         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
11653         generate inline label for load_toc_v4_PIC_1b.
11654         (rs6000_emit_load_toc_table): Likewise.
11656 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
11658         * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
11659         ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
11661 2005-03-29  Devang Patel  <dpatel@apple.com>
11663         * tree-sra.c (decide_block_copy): Disable scalarization of
11664         sub-elements.
11666 2005-03-30  Stuart Hastings  <stuart@apple.com>
11667             Dale Johannesen  <dalej@apple.com>
11669         * Makefile.in (print-tree.o):  Depend on tree-iterator.h.
11670         * print-tree.c (print_node):  Add case STATEMENT_LIST.
11672 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
11674         * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
11675         (powerpc64-*-linux*): Use it.  Rearrange tm_file assignment.
11676         (powerpc-*-linux*): Build a biarch compiler when --enable-targets
11677         is given with "powerpc64*" or "all", or when --with-cpu chooses
11678         a 64-bit cpu.
11680 2005-03-30  James E. Wilson  <wilson@specifixinc.com>
11682         PR debug/20268
11683         * dwarf2out.c (add_high_low_attributes): New function, extracted from
11684         gen_lexical_block_die.
11685         (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
11687 2005-03-31  Jan Hubicka  <jh@suse.cz>
11689         2004-11-02  Jan Hubicka  <jh@suse.cz>
11691         * cgraph.c (cgraph_varpool_node_name): New function.
11692         (dump_cgraph_varpool_node): New function.
11693         (dump_varpool): New function.
11694         * cgraphunit.c (cgraph_optimize): Dump varpool.
11696         2004-10-16  Jan Hubicka  <jh@suse.cz>
11698         * cgraph.c (decide_is_variable_needed): New function.
11699         (cgraph_varpool_finalize_decl): Use it.
11700         * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
11701         unit-at-a-time.
11702         * final.c (output_addr_const): Do not call mark_referenced.
11703         * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
11704         always go via cgraph.
11705         * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
11706         (check_global_declarations): Ifdef out code clearing DECL_RTL.
11707         * tree-optimize.c (execute_inline): Mark functions called.
11708         * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
11710         2004-10-11  Jan Hubicka  <jh@suse.cz>
11712         * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
11713         (cgraph_varpool_last_needed_node): New static variable.
11714         (enqueue_needed_varpool_node): Break out from ...; add items to the
11715         end of queue; update first pointers.
11716         (cgraph_varpool_mark_needed_node): ... here.
11717         (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
11718         (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
11719         * cgraph.h (cgraph_varpool_node): Add analyzed field.
11720         (cgraph_varpool_first_unanalyzed_node): Declare.
11721         * cgraphunit.c: Include output.h.
11722         (cgraph_varpool_analyze_pending_decls): New function.
11723         (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
11724         for errors, analyze pending decls.
11725         (cgraph_finalize_compilation_unit): Only analyze decls.
11726         (cgraph_optimize): Assemble the decls after expanding.
11728 2005-03-30  Daniel Berlin  <dberlin@dberlin.org>
11730         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
11731         subvars get marked properly in tags for grouping.
11732         (add_pointed_to_var): Mark only actual pointed to
11733         variables/subvars in addresses needed.
11734         (create_overlap_variables_for): Clear call clobbered on original
11735         variable.
11736         * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
11737         addresable vars with subvars into list.
11738         * tree-ssa.c (verify_ssa_name): Verify original is not used where
11739         subvar should be.
11741 2005-03-30  Richard Henderson  <rth@redhat.com>
11743         * cgraph.h (struct cgraph_node): Add alias.
11744         * varasm.c (assemble_alias): Set it.
11745         * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
11746         avoid calling cgraph_expand_function.
11748 2005-03-30  Tom Tromey  <tromey@redhat.com>
11750         * tree.def (FILE_TYPE): Removed.
11751         * typeclass.h (enum type_class): Removed file_type_class.
11752         * dwarf2out.c (is_base_type): Updated.
11753         (gen_type_die): Likewise.
11754         * dbxout.c (dbxout_type): Updated.
11755         * builtins.c (type_to_class): Updated.
11756         * tree.c (type_contains_placeholder_1): Updated.
11757         * config/sparc/sparc.c (sparc_type_code): Updated.
11758         * config/ia64/ia64.c (hfa_element_mode): Updated.
11759         * expr.c (count_type_elements): Updated.
11760         * stor-layout.c (layout_type): Updated.
11761         * tree-inline.c (remap_type): Updated.
11762         * tree-pretty-print.c (dump_generic_node): Updated.
11764 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
11766         * builtins.c (expand_builtin_powi): Fix mode of
11767         2nd argument to match int.
11768         * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
11769         2nd argument type to int.
11770         * libgcc2.c: Change prototype of __powi* functions to use
11771         int.
11773 2005-03-30  Dale Johannesen  <dalej@apple.com>
11775         PR middle-end/19225
11776         * calls.c (expand_call):  Flush pending deferrals before
11777         throwing call.
11779 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
11781         PR c/772
11782         PR c/17913
11783         * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
11784         C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
11785         c_label_context, label_context_stack): New.
11786         * c-decl.c (define_label): Check for jumps into statement
11787         expressions.  Add label to list of defined labels.
11788         (start_function): Push context on label_context_stack.
11789         (finish_function): Pop context from label_context_stack.
11790         * c-typeck.c (label_context_stack): New.
11791         (c_finish_goto_label): Check for jumps into statement
11792         expressions.  Add label to list of jumped to labels.
11793         (struct c_switch): Add blocked_stmt_expr.
11794         (c_start_case): Initialize it.
11795         (do_case): Check it.
11796         (c_finish_case): Verify !blocked_stmt_expr.
11797         (c_begin_stmt_expr):  Push context on label_context_stack.
11798         Increment blocked_stmt_expr.  Mark labels jumped to from outside
11799         as undefinable.
11800         (c_finish_stmt_expr): December blocked_stmt_expr.  Mark labels
11801         defined in the statement expression and no longer jumpable to.
11802         Mark labels jumped to from just outside the statement expression
11803         as again definable.  Pop context from label_context_stack.
11804         * doc/extend.texi (Statement Exprs): Update.
11806 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
11808         PR c/20368
11809         * c-decl.c (start_function): Check for old_decl being
11810         error_mark_node.
11812 2005-03-30  Ian Lance Taylor  <ian@airs.com>
11814         * final.c (final): Remove prescan parameter.  Change all callers.
11815         (final_scan_insn): Remove prescan parameter.  Change all callers.
11817 2005-03-30  Kazu Hirata  <kazu@cs.umass.edu>
11819         * tree-vectorizer.c: Fix comment typos.
11821 2005-03-30  Sebastian Pop  <pop@cri.ensmp.fr>
11823         * tree-scalar-evolution.c (instantiate_parameters_1): Return
11824         as soon as a chrec_dont_know is detected.
11826 2005-03-31  Danny Smith  <dannysmith@users.sourceforge.net>
11828         Merge from csl-arm-branch.
11829         2004-02-12  Mark Mitchell  <mark@codesourcery.com>
11831         * tlink.c (recompile_files): Do not assume that "rename" can
11832         overwrite an existing file.
11834 2005-03-31  Paolo Bonzini  <bonzini@gnu.org>
11836         * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
11837         * gcc/configure: Regenerate.
11839 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
11841         * doc/install.texi: Update binutils requirement for powerpc*-linux.
11843         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
11845         * calls.c (struct arg_data): Update "partial" comment.
11846         (load_register_parameters): Update "nregs" comment.
11848 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
11850         * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
11851         (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
11852         (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
11853         (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
11854         (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
11855         (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
11856         than target_flags & 0.
11857         * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
11858         (iq2000_arch, iq2000_parse_cpu): Delete.
11859         (TARGET_HANDLE_OPTION): Override default.
11860         (iq2000_handle_option): New function.
11861         (override_options): Remove -march= and -mcpu= handling.
11862         * config/iq2000/iq2000.opt: New file.
11864 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
11866         * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
11867         * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
11868         (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
11869         (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
11870         (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
11871         (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
11872         (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
11873         (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
11874         (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
11875         (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
11876         (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
11877         (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
11878         (c4x_rpts_cycles_string, c4x_cpu_version_string)
11879         (TARGET_OPTIONS): Delete.
11880         (c4x_rpts_cycles, c4x_cpu_version): Declare.
11881         (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
11882         (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
11883         * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
11884         (c4x_cpu_version_string): Delete.
11885         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11886         (c4x_handle_option): New function.  Map -m3x and -m4x options to the
11887         equivalent -mcpu= option.
11888         (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
11889         Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
11890         TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
11891         or clearing the appropriate MASK_* bit.
11892         (c4x_file_start): Use c4x_cpu_version.
11893         * config/c4x/c4x.opt: New file.
11895 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
11897         * doc/options.texi: Document the new MaskExists flag.
11898         * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
11899         if the option has the MaskExists flag.
11901 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
11903         * opt-functions.awk (flag_set_p, test_flag): New functions.
11904         (switch_flags): Use them.
11905         * opth-gen.awk: Use flag_set_p to check for flags.
11906         * optc-gen.awk: Likewise.  Use opt_args to check for Init(...) flags.
11908 2005-03-30  Ian Lance Taylor  <ian@airs.com>
11910         * config.host (i[34567]86-*-mingw32*): Don't set
11911         host_can_use_collect2 to no.
11913 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
11915         PR target/20203
11916         * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
11917         Remove convert_memory_address call duplicating that in memory_address.
11919 2005-03-29  Richard Henderson  <rth@redhat.com>
11921         PR c/20519
11922         * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
11923         (build_compound_literal): Likewise.  Propagate decl type into the
11924         initializer.
11925         (finish_decl): Likewise.  Use new return value from complete_array_type
11926         for zero sized arrays.
11927         (complete_array_type): Move ...
11928         * c-common.c (complete_array_type): ... here.  Change first argument
11929         to pointer-to-type-node.  Consistently use sizetype for the index
11930         except for zero sized arrays.  Detect zero sized arrays for pedantic
11931         mode diagnostics.  Create a new type node instead of modifying the
11932         old node in place.
11933         * c-tree.h (complete_array_type): Move decl ...
11934         * c-common.h (complete_array_type): ... here.
11936 2005-03-29  Richard Henderson  <rth@redhat.com>
11938         PR tree-opt/19108
11939         * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
11941 2005-03-29  Kazu Hirata  <kazu@cs.umass.edu>
11943         * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
11944         debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
11945         rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
11946         tree-profile.c, tsystem.h, value-prof.h: Update copyright.
11948 2005-03-29  Eric Christopher  <echristo@redhat.com>
11950         * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
11951         truthvalue conversion removal.
11953 2005-03-29  Ian Lance Taylor  <ian@airs.com>
11955         PR bootstrap/14316
11956         * collect2.c: Never include <vfork.h>.
11957         (VFORK_STRING, vfork): Don't define.
11958         (pid): Remove global variable.
11959         (handler): Call raise instead of kill (getpid(), ...).
11960         (collect_wait): Add pex parameter.  Change all callers.  Use
11961         pex_get_status rather than pwait.
11962         (do_wait): Add pex parameter.  Change all callers.
11963         (collect_execute): Return struct pex_obj * rather than void.  Use
11964         pex routines rather than pexecute.
11965         (fork_execute): Get pex_obj from collect_execute, and pass it to
11966         do_wait.
11967         (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
11968         Only declare quit_handler if SIGQUIT is defined.
11969         (scan_libraries): Likewise.
11970         * collect2.h (collect_execute): Update declaration.
11971         (collect_wait): Update declaration.
11972         * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
11973         pass it to collect_wait.
11975 2005-03-29  Joseph S. Myers  <joseph@codesourcery.com>
11977         PR c/20672
11978         * c-parser.c (c_parser_compound_statement_nostart): Give error
11979         message for EOF instead of just setting parser->error.
11981 2005-03-29  Dorit Naishlos  <dorit@il.ibm.com>
11983         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
11984         (slpeel_update_phi_nodes_for_guard1): New function.
11985         (slpeel_update_phi_nodes_for_guard2): New function.
11986         (slpeel_tree_peel_loop_to_edge): Call above new functions instead
11987         of slpeel_update_phi_nodes_for_guard.
11988         (vectorize_loops): Remove call to loop_closed_rewrite.
11989         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
11990         assertion.
11992 2005-03-29  Richard Sandiford  <rsandifo@redhat.com>
11994         * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
11995         (TARGET_LITTLE_ENDIAN): New macro.
11996         * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
11997         (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
11998         (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
11999         (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
12000         (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
12001         (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
12002         (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
12003         (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
12004         (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
12005         (TARGET_OPTIONS): Delete.
12006         (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
12007         (CACHE_FLUSH_TRAP): Turn into an integer.
12008         (TARGET_LITTLE_ENDIAN): Define to 0 by default.
12009         (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
12010         -mflush-trap is in use.
12011         * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
12012         (m32r_cache_flush_trap_string): Delete.
12013         (m32r_model) Initialize to M32R_MODEL_DEFAULT.
12014         (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
12015         (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
12016         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12017         (m32r_handle_option): New function.  Move -mflush-trap=, -mflush-func=,
12018         -mmodel= and -msdata= handling from...
12019         (m32r_init): ...here.
12020         * config/m32r/m32r.opt: New file.
12022 2005-03-29  Keith Besaw  <kbesaw@us.ibm.com>
12024         * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
12025         (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
12026         * tree-vect-analyze.c (vect_object_analysis): additional parm
12027         pass back a "struct ptr_info_def *" with the points-to info.
12028         (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
12029         statement using info returned from vect_object_analysis.
12030         * tree-vect-transform.c (update_vuses_to_preheader): New function.
12031         (vect_create_data_ref_ptr): Remove updates to vars_to_rename
12032         for virtual uses and defs when creating a replacement vector
12033         reference.  Call duplicate_ssa_name_ptr_info to define points-to
12034         info for vector pointer replacement using STMT_VINFO_PTR_INFO.
12035         (vectorizable_store): copy_virtual_operands and update
12036         definition statements.
12037         (vectorizable_load): copy_virtual_operands.  Remove call to
12038         mark_call_clobbered_vars_to_rename for call to "const" builtin.
12039         * tree-vectorizer.c (vectorize_loops): Remove calls to
12040         rewrite_into_ssa and bitmap_clear (vars_to_rename).
12041         (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
12042         * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
12043         define macro STMT_VINFO_PTR_INFO for use in accessing.
12044         * tree.h add export of duplicate_ssa_name_ptr_info.
12045         * rs6000.c (altivec_init_builtins): Declare builtin function
12046         __builtin_altivec_mask_for_load to be "const".
12048 2005-03-29  Jakub Jelinek  <jakub@redhat.com>
12050         PR middle-end/20622
12051         * cgraph.h (struct cgraph_varpool_node): Add alias field.
12052         * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
12053         assemble_variable on aliases.
12054         * varasm.c (assemble_alias): Set node->alias.
12055         * toplev.c (wrapup_global_declarations): Don't call
12056         rest_of_decl_compilation on aliases again.
12058 2005-03-29  Paul Brook  <paul@codesourcery.com>
12060         * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
12061         * config/arm/arm.c (arm_dbx_register_number): New function.
12062         * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
12064 2005-03-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
12066         PR middle-end/20263
12067         * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
12068         the DECL_NAME, not the DECL_ASSEMBLER_NAME.
12070 2005-03-29  Dale Johannesen <dalej@apple.com>
12072         * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
12073         $(TREE_H) and $(COVERAGE_H).
12074         * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
12075         * opts.c (common_handle_option): Enable tree-based value transforms.
12076         * toplev.c (process_options): Ditto.
12077         * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
12078         refers to references to this type.
12079         * tree-flow.h: (struct stmt_ann_d): Add histograms field.
12080         * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
12081         for may_be_more, may_be_less.
12082         (rtl_gen_pow2_profiler): Adjust.
12083         (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
12084         (rtl_gen_one_value_profiler): Adjust.
12085         (rtl_gen_const_delta_profiler): Adjust.
12086         * tree-profile.c (tree_gen_interval_profiler): Implement.
12087         (tree_gen_pow2_profiler): Ditto.
12088         (tree_gen_one_value_profiler): Ditto.
12089         (tree_profiling): New.
12090         (pass_tree_profile): Reference it.
12091         * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
12092         tree.h, gcov-io.h.
12093         (insn_divmod_values_to_profile): Rename to
12094         rtl_divmod_values_to_profile. Adjust.
12095         (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
12096         (insn_prefetch_values_to_profile): Adjust.
12097         (rtl_value_profile_transformations): Adjust.
12098         (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
12099         (gen_mod_pow2): Rename to rtl_mod_pow2.
12100         (gen_mod_subtract): Rename to rtl_mod_subtract.
12101         (divmod_fixed_value_transform): Rename to
12102         rtl_divmod_fixed_value_transform.
12103         (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
12104         (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
12105         (rtl_find_values_to_profile): Adjust.
12106         (tree_value_profile_transformations): Implement.
12107         (tree_divmod_values_to_profile): New.
12108         (tree_values_to_profile): New.
12109         (tree_divmod_fixed_value): New.
12110         (tree_mod_pow2): New.
12111         (tree_mod_subtract): New.
12112         (tree_divmod_fixed_value_transform): New.
12113         (tree_mod_pow2_value_transform): New.
12114         (tree_mod_subtract_transform): New.
12115         (tree_find_values_to_profile): Implement.
12116         * profile.c (instrument_values):  Free histograms.
12117         (compute_value_histograms): Adjust. Implement tree version.
12119 2005-03-29  Uros Bizjak  <uros@kss-loka.si>
12121         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
12122         * config/i386/i386.c (output_fix_trunc): Add new round_mode
12123         variable.  Output "fldcw" depending on round_mode.
12124         * config/i386/i386.md (UNSPEC_FIST): New.
12125         (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
12126         New isns patterns to implement lrint and llrint built-ins as x87
12127         intrinsic function.
12128         (fistdi2, fist<mode>2 splitters): New splitters.
12129         (lrint<mode>2): New expanders.
12131 2005-03-28  Ian Lance Taylor  <ian@airs.com>
12133         * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
12134         0 when calling final_scan_insn.
12136 2005-03-28  Jan Hubicka  <jh@suse.cz>
12138         PR middle-end/20635
12139         * varasm.c (mark_decl_referenced): Do not mark extern inline functions
12140         as needed.
12142         * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
12143         types where possible.
12145 2005-03-26  Per Bothner  <per@bothner.com>
12147         Make -f[no-]show-column also control non-cpp diagnostics.
12148         * c.opt (fshow-column): Move option from here ...
12149         * common.opt (fshow-column): ... to here.
12150         * diagnostic.c (diagnostic_build_prefix): Only print column number
12151         if flag_show_column.
12153 2005-03-27  Steven Bosscher  <stevenb@suse.de>
12155         * vax-protos.h (vax_output_int_move, vax_output_int_add,
12156         vax_output_conditional_branch): New prototypes.
12157         * vax.c (vax_output_int_move, vax_output_int_add): New functions,
12158         extracted from vax.md mov and add patterns.
12159         (vax_output_conditional_branch): New function to output conditional
12160         branch instructions.
12161         * vax.md: Use mode macros for arithmetic and mov patterns.
12162         Use code macros for the jump patterns.
12164 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
12166         * Makefile.in (libbackend.o): Depend on version files;
12167         add custom generation command.
12169 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
12171         PR target/20636
12172         * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
12173         sure that we have a REG before getting its REGNO.
12175 2005-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
12177         * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
12178         * builtins.def (BUILT_IN_STRNDUP): New.
12180 2005-03-25  Pat Haugen  <pthaugen@us.ibm.com>
12182         PR tree-optimization/20470
12183         * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
12184         ABS(x-y).
12186 2005-03-25  Mike Stump  <mrs@apple.com>
12188         * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
12189         sized objects.
12191 2005-03-25  Geoffrey Keating  <geoffk@apple.com>
12193         * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
12194         Use our own structure definitions.
12196         * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
12197         (fix_truncdfsi2): Allow registers or memory as destination.
12198         When TARGET_PPC_GFXOPT, generate simplified pattern.
12199         (fix_truncdfsi2_internal): Use define_insn_and_split.
12200         (fix_truncdfsi2_internal_gfxopt): New.
12201         (fctiwz): Don't confuse register allocation by giving it no choices.
12202         (stfiwx): New.
12203         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
12204         (EXTRA_MEMORY_CONSTRAINT): Likewise.
12205         * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
12206         * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
12208 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
12210         * dominance.c (free_dominance_info): Speed up by freeing et
12211         data structures without maintaining other nodes.
12212         * et-forest.c (et_free_tree_force): New.
12213         * et-forest.h: Add a prototype for et_free_tree_force.
12215         * tree.c (get_set_constructor_bits,
12216         get_set_constructor_bytes): Remove.
12217         * tree.h: Remove the corresponding prototypes.
12219 2005-03-25  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
12221         PR target/15491
12222         * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
12223         (vax_rtx_costs): Return false when passed unsupported rtx's.  Handle
12224         FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE.  Fix costs for POST_INC,
12225         PRE_DEC, NEG and NOT.
12227 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
12229         * fold-const.c: Convert uses of fold (build (...)) to
12230         fold_buildN.
12232 2005-03-25  Zdenek Dvorak  <dvorakz@suse.cz>
12234         PR rtl-optimization/20249
12235         * cse.c (insert_regs): Do not record equivalence of registers in
12236         different modes.
12238 2005-03-24  Kazu Hirata  <kazu@cs.umass.edu>
12240         * emit-rtl.c (reverse_comparison): Remove.
12241         * rtl.h: Remove the corresponding prototype.
12243 2005-03-24  James E Wilson  <wilson@specifixinc.com>
12245         * doc/install.texi (--enable-altivec): Delete docs.
12247 2005-03-24  David Edelsohn  <edelsohn@gnu.org>
12249         * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
12250         SFmode and DFmode before reload when
12251         flag_unsafe_math_optimizations not enabled.
12253 2005-03-24  Geoffrey Keating  <geoffk@apple.com>
12255         * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
12257         * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
12258         MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
12260 2005-03-24  Nathan Sidwell  <nathan@codesourcery.com>
12262         * configure.ac (enable-checking): Add 'runtime' option.
12263         * doc/install.texi (enable-checking): Document 'runtime' checking.
12264         * tsystem.h (gcc_assert, gcc_unreachable): Define.
12265         * config.in: Regenerated.
12266         * configure: Regenerated.
12268 2005-03-23  Uros Bizjak  <uros@kss-loka.si>
12270         * optabs.h (enum optab_index): Remove OTI_llrint.
12271         (llrint_optab): Remove macro.
12272         * optabs.c (init_optabs): Remove llrint_optab initialization.
12273         * genopinit.c (optabs): Remove llrint_optab implementation.
12274         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
12275         using lrint_optab.
12277 2005-03-24  Alexandre Oliva  <aoliva@redhat.com>
12279         PR rtl-optimization/20532
12280         * simplify-rtx.c (simplify_binary_operation_1): Protect from
12281         overflow when adding coefficients for PLUS or MINUS.
12282         (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
12283         two as multiplier.
12285 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
12287         * langhooks.h (truthvalue_conversion): Remove.
12288         * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12289         LANG_HOOKS_TRUTHVALUE_CONVERSION.
12290         * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
12291         * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
12292         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
12294 2005-03-23  Kazu Hirata  <kazu@cs.umass.edu>
12296         * params.def: Fix a typo.
12297         * config/mips/mips.c: Follow the spelling convensions.
12298         * doc/invoke.texi: Fix typos.
12300 2005-03-23  Daniel Berlin  <dberlin@dberlin.org>
12302         Fix PR tree-optimization/20601
12304         * tree-ssa-pre.c (insert_aux): Add missing condition to
12305         constification.
12307 2005-03-23  Ian Lance Taylor  <ian@airs.com>
12309         * final.c (final_scan_insn): Don't remove no-op instructions.
12310         * reload1.c (reload): Remove simple no-op instructions even when
12311         not optimizing.
12313 2005-03-23  Dorit Naishlos  <dorit@il.ib.com>
12315         PR tree-optimization/20501
12316         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
12317         reporting that peeling for alignment is applied moved to...
12318         * (vect_analyze_data_refs_alignment): Here.
12320 2005-03-23  Ian Lance Taylor  <ian@airs.com>
12322         * reorg.c (dbr_schedule): Remove #if 0 code to call final.
12324 2005-03-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
12326         * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
12327         Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
12329 2005-03-23  Hans-Peter Nilsson  <hp@axis.com>
12331         * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
12332         imply that this is called once, independent of asms in code.
12333         Adjust to now being pased output and input lists.  Mention helper
12334         function decl_overlaps_hard_reg_set_p.
12335         * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
12336         hook_tree_tree_identity and to take three trees, returning third.
12337         * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
12338         prototype.
12339         * stmt.c: include hard-reg-set.h before tree.h.
12340         (decl_overlaps_hard_reg_set_p): New function, broken out from...
12341         (decl_conflicts_with_clobbers_p): Call
12342         decl_overlaps_hard_reg_set_p.
12343         (expand_asm_operands): Pass output and input lists in call to
12344         targetm.md_asm_clobbers.
12345         * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
12346         hook_tree_tree_tree_tree_3rd_identity.
12347         * target.h (struct gcc_target.md_asm_clobbers): Take three tree
12348         parameters.
12349         * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
12350         * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
12351         parameters, first two unused.
12352         * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
12353         parameters.  Only add MOF to clobbers if there's no 'h' mentioned
12354         in constraint letters and MOF is not mentioned as a asm-declared
12355         register in neither of the input and output lists.
12357 2005-03-23  DJ Delorie  <dj@redhat.com>
12359         * optabs.c (expand_binop): Make sure the first subword's result
12360         gets stored.
12362 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
12364         * c-common.c (c_common_truthvalue_conversion): Adjust comment.
12365         Call c_common_truthvalue_conversion rather than
12366         lang_hooks.truthvalue_conversion.
12367         * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
12368         * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
12369         c-typeck.c.
12370         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
12371         c_common_truthvalue_conversion.
12372         * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
12373         c_parser_conditional_expression, c_parser_binary_expression): Call
12374         c_objc_common_truthvalue_conversion.
12375         * c-typeck.c (build_unary_op): Call
12376         c_objc_common_truthvalue_conversion.
12377         (build_conditional_expr): Do not call
12378         lang_hooks.truthvalue_conversion.
12379         (build_binary_op): Call c_common_truthvalue_conversion.
12380         (c_objc_common_truthvalue_conversion): Moved from
12381         c-objc-common.c.  Call default_function_array_conversion instead
12382         of default_conversion.
12384 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
12386         * c-common.h (default_conversion): Remove.
12387         (perform_integral_promotions): Add.
12388         * c-tree.h (default_conversion): Add.
12389         * c-typeck.c (perform_integral_promotions): New, split out from
12390         default_conversion.
12391         * c-common.c (check_case_value): Use perform_integral_promotions,
12392         not default_conversion.
12393         (c_add_case_label): Don't continue processing case label after
12394         found to be pointer.
12396 2005-03-23  Mark Mitchell  <mark@codesourcery.com>
12398         * gcc.c (do_spec_1): Do not add a -L path for a directory in
12399         the prefix list if we have already added a multilib directory
12400         based on that path.
12401         (main): Do not add MD_EXEC_PREFIX to the list of directories to
12402         search with -L.
12404 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
12406         * reload1.c (indirect_symref_ok, reload_obstack): Make them
12407         static.
12408         * reload.h: Remove the prototype for indirect_symref_ok.
12410         * reload1.c (indirect_symref_ok): Make it global.
12411         * reload.h: Add a prototype for indirect_symref_ok.
12413 2005-03-22  Kaz Kojima  <kkojima@gcc.gnu.org>
12415         * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
12416         ashlhi3 expander.
12418 2005-03-22  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
12420         * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
12422 2005-03-22  Daniel Berlin  <dberlin@dberlin.org>
12424         * c-opts.c (c_common_parse_file): Only start/end main source file
12425         if debug hooks says the writer wants it.
12426         * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
12427         member.
12428         (xcoff_debug_hooks): Ditto.
12429         * debug.c (do_nothing_hooks): Ditto.
12430         * debug.h (gcc_debug_hooks): Ditto.
12431         * dwarf2out.c (dwarf2_debug_hooks): Ditto.
12432         * sdbout.c (sdb_debug_hooks): Ditto.
12433         * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
12435 2005-03-22  Mark Mitchell  <mark@codesourcery.com>
12437         * doc/extend.texi: Deprecate C++ min/max operators.
12439 2005-03-22  Zdenek Dvorak  <dvorakz@suse.cz>
12441         * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
12442         artificial original candidates.
12444 2005-03-22  Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
12445             Jan Hubicka  <jh@suse.cz>
12446             Steven Bosscher <stevenb@suse.de>
12448         * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
12449         call cost based on argument sizes.
12450         (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
12451         inlining.
12452         * params.def: (max-inline-inssn-single): Set to 450.
12453         (max-inline-insns-auto): Set to 90.
12454         (max-inline-insns-recursive): Set to 450
12455         (max-inline-insns-recursive-auto): Set to 450.
12456         (large-function-insns): Set to 2700.
12457         (inline-call-cost): New parameter.
12458         * tree-inline.c (estimate_move_cost): New function.
12459         (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
12460         for non-gimple-regs, set cost to 0 for gimple-regs.  Compute call size
12461         based on arguments.
12462         * tree-inline.h (estimate_move_cost): Declare.
12463         * invoke.texi: (max-inline-inssn-single): Change default to 450.
12464         (max-inline-insns-auto): Change default to 90.
12465         (max-inline-insns-recursive): Change default to 450
12466         (max-inline-insns-recursive-auto): Change default to 450.
12467         (large-function-insns): Change default to 2700.
12468         (inline-call-cost): Document new parameter.
12470 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
12472         * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
12473         (TARGET_DEFAULT): Delete.
12474         * config/i860/i860.opt: New file.
12476 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
12478         * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
12479         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12480         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12481         (frv_sched_lookahead): Delete.
12482         * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
12483         (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
12484         (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
12485         (MASK_LIBPIC, MASK_ACC_4,  MASK_PACK, MASK_LONG_CALLS)
12486         (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
12487         (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
12488         (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
12489         (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
12490         (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
12491         (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
12492         (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
12493         (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
12494         (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
12495         (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
12496         (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
12497         (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
12498         (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
12499         (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
12500         (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
12501         (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
12502         (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
12503         (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
12504         * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
12505         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12506         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12507         (frv_sched_lookahead): Delete.
12508         (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
12509         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12510         (frv_handle_option): New function.  Move -mcpu= handling from...
12511         (frv_override_options): ...here.  Remove handling of other
12512         TARGET_OPTIONS.
12513         (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
12514         TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
12515         (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
12516         and TARGET_NO_MULTI_CE.
12517         (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
12518         !TARGET_VLIW_BRANCH.
12519         * config/frv/frv.opt: New file.
12521 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
12523         * fold-const.c (fold_ternary): Take decomposed arguments of
12524         CALL_EXPR.
12525         (fold): Update a call to fold_ternary.
12527         * fold-const.c (fold_build1, fold_build2, fold_build3): New.
12528         * tree.h: Add corresponding prototypes.
12530 2005-03-22  Jakub Jelinek  <jakub@redhat.com>
12532         PR target/20561
12533         * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
12534         between jump table and its label.
12535         * final.c (shorten_branches): Handle notes in between ADDR_VEC
12536         resp. ADDR_DIFF_VEC and the label preceeding it.
12537         (final_scan_insn): Likewise.  Ensure ADDR_VEC resp. ADDR_DIFF_VEC
12538         is emitted in the right section.
12540 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
12542         * fold-const.c (fold_unary, fold_binary): Update comments
12543         about arguments.
12545 2005-03-22  Hans-Peter Nilsson  <hp@axis.com>
12547         PR rtl-optimization/20527
12548         * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
12549         REG_INC note, test that the register also isn't mentioned in PRED
12550         or SUCC.
12552 2005-03-22  Ben Elliston  <bje@au.ibm.com>
12554         * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
12555         and definition.
12557 2005-03-21  Mike Stump  <mrs@apple.com>
12559         * varasm.c (default_assemble_visibility): Remove extra ().
12561 2005-03-21  Roger Sayle  <roger@eyesopen.com>
12563         PR middle-end/20557
12564         * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
12565         to determine whether a block can be duplicated, rather than test
12566         whether the block contains noncopyable insns ourselves.
12568 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
12570         * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
12571         predicates.
12573 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
12575         * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
12577 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
12579         * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
12580         (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
12581         * config/fr30/fr30.opt: New file.
12583 2005-03-18  Daniel Berlin  <dberlin@dberlin.org>
12585         Fix PR tree-optimization/20542
12587         * tree-flow-inline.h (overlap_subvar): Move to here.
12588         * tree-ssa-operands.c: From here.
12589         * tree-flow.h (overlap_subvar): Declare.
12590         * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
12591         * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
12592         for variables with subvars.
12594 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
12596         PR middle-end/20177
12597         * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
12598         * modulo-sched.c (const_iteration_count): Return on NULL
12599         pre-header.
12600         (print_node_sched_params): Return on NULL dump_file.
12601         (generate_reg_moves): Handle reg-anti dependencies and disregard
12602         closing branch when generating register moves.
12603         (sms_schedule): Mark the SMSed block dirty.
12604         * passes.c (rest_of_handle_sms): Call update_life_info for all
12605         basic-blocks.
12606         * testsuite/gcc.dg/20050321-1.c: New test.
12608 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
12610         * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
12611         * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
12612         movqi_internal): Likewise.
12614 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
12616         * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
12617         xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
12618         xtensa_b4const): Delete prototypes.
12619         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
12620         xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
12621         (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
12622         xtensa_extra_constraint): New prototypes.
12623         (add_operand, arith_operand, nonimmed_operand, mem_operand,
12624         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12625         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12626         move_operand, const_float_1_operand, fpmem_offset_operand,
12627         branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
12628         * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
12629         (xtensa_b4const_or_zero): ...this.  Change return type to bool and
12630         argument type to HOST_WIDE_INT.
12631         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
12632         xtensa_mask_immediate): Likewise.
12633         (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
12634         Likewise.  Also make these functions static.
12635         (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
12636         (xtensa_const_ok_for_letter_p): New.
12637         (add_operand, arith_operand, nonimmed_operand, mem_operand,
12638         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12639         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12640         move_operand, const_float_1_operand, fpmem_offset_operand,
12641         branch_operator, ubranch_operator, boolean_operator): Move to
12642         predicates.md.
12643         (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
12644         (xtensa_mem_offset): Change return type to bool.
12645         (xtensa_extra_constraint): New.
12646         (gen_int_relational): Update type of const_range_p function pointer.
12647         Use xtensa_b4const_or_zero.
12648         * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
12649         xtensa_const_ok_for_letter_p.  Update comments.
12650         (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
12651         (PREDICATE_CODES): Delete.
12652         * config/xtensa/xtensa.md: Include predicates.md.
12653         * config/xtensa/predicates.md: New file.
12655 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
12657         * config/v850/v850-protos.h: Remove the prototypes for
12658         reg_or_int9_operand, reg_or_const_operand,
12659         pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
12660         reg_or_0_operand, reg_or_int5_operand, call_address_operand,
12661         movsi_source_operand, power_of_two_operand,
12662         not_power_of_two_operand, special_symbolref_operand,
12663         pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
12664         register_is_ok_for_epilogue.
12665         * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
12666         reg_or_int9_operand, reg_or_const_operand,
12667         call_address_operand, special_symbolref_operand,
12668         movsi_source_operand, power_of_two_operand,
12669         not_power_of_two_operand, register_is_ok_for_epilogue,
12670         pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
12671         pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
12672         predicates.md.
12673         * config/v850/v850.h (PREDICATE_CODES): Remove.
12674         * config/v850/v850.md: Include predicates.md.
12675         * config/v850/predicates.md: New.
12677 2005-03-21  Zack Weinberg  <zack@codesourcery.com>
12679         * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
12680         (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12681         (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
12682         (itoolsdir, itoolsdatadir): Move definition above new first use.
12683         (install-itoolsdirs): New rule.
12684         (install-mkheaders): Depend on install-itoolsdirs, not
12685         install-include-dir.
12687 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
12689         * tree-into-ssa.c: Remove obsolete comments.
12691 2005-03-21  Richard Guenther  <rguenth@gcc.gnu.org>
12693         * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
12694         unrolling if -fpeel-loops is specified, too.
12695         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12696         Remove superfluous check for flag_unroll_loops.
12698 2005-03-21  Uros Bizjak  <uros@kss-loka.si>
12700         * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
12701         (lrint_optab, llrint_optab): Define corresponding macros.
12702         * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
12703         * genopinit.c (optabs): Implement lrint_optab using lrintsi2
12704         pattern and llrint_optab using llrintdi2 patterns.
12705         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
12706         using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
12707         (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
12708         BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
12709         flag_unsafe_math_optimizations is set.
12711 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
12713         * combine.c (combine_simplify_rtx, simplify_if_then_else,
12714         simplify_logical, if_then_else_cond, known_cond,
12715         simplify_comparison): Adjust calls to reverse_comparison.
12716         Don't use combine_reversed_comparison_code).
12717         (combine_reversed_comparison_code): Remove.
12718         (reversed_comparison): Using reversed_comparison_code, move it...
12719         * jump.c (reversed_comparison): ... here.
12720         * rtl.h (reversed_comparison): Add prototype.
12722 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
12724         * builtins.c (fold_builtin): Take decomposed arguments of
12725         CALL_EXPR.
12726         * fold-const.c (fold_ternary): Update a call to fold_builtin.
12727         * gimplify.c (gimplify_call_expr): Likewise.
12728         * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
12729         * tree.h: Update the prototype of fold_builtin.
12731 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
12733         * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
12734         * rtlhooks.c (gen_lowpart_no_emit_general): New.
12735         * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
12736         (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
12737         * simplify-rtx.c (simplify_binary_operation_1): Use it.
12739 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
12741         * builtins.c (fold_builtin_1): Take decomposed arguments of
12742         CALL_EXPR.
12743         (fold_builtin): Update a call to fold_builtin_1.
12745 2005-03-21  Nathan Sidwell  <nathan@codesourcery.com>
12747         PR other/20564
12748         * gcov.c (output_lines): Only output function block summary when
12749         outputting branch information.
12750         * doc/gcov.texi: Document format of preamble and additional block
12751         information lines.
12753 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
12755         * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
12756         (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
12757         the defaults false if BITS_PER_UNIT != 8.
12758         (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
12759         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
12760         than BITS_PER_UNIT != 8.
12761         (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
12762         (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
12763         (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
12764         #undefs.
12765         * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
12766         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
12768 2005-03-20  Roger Sayle  <roger@eyesopen.com>
12770         PR middle-end/20539
12771         * fold-const.c (fold_binary): Fix type mismatch between
12772         TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
12773         (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
12774         for non-truth-valued expressions.
12776         * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
12777         and FUNCTION_DECL in the main switch.
12778         <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
12779         TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
12780         we also need to convert their operands to match.
12781         <TRUTH_NOT_EXPR>: Likewise.
12783 2005-03-21  Joseph S. Myers  <joseph@codesourcery.com>
12785         * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
12786         diagnostic without checking whether an lvalue.
12787         * c-common.h (lvalue_p): Remove.
12788         (enum lvalue_use): Update comment.
12789         (lvalue_or_else): Replace by lvalue_error.
12790         * c-typeck.c (lvalue_p): Make static.
12791         (lvalue_or_else): New.  Call lvalue_error.
12793 2005-03-21  Alan Modra  <amodra@bigpond.net.au>
12795         * config/rs6000/rs6000.c (rs6000_parm_start): New function.
12796         (function_arg_advance): Use rs6000_parm_start.
12797         (function_arg, rs6000_arg_partial_bytes): Likewise.
12799 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
12801         * c-common.c (check_case_value): Adjust comment about stripping
12802         NOPs.
12803         (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
12804         * c-typeck.c (default_conversion, convert_arguments,
12805         build_modify_expr, convert_for_assignment, store_init_value,
12806         digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
12807         manually.  Remove inaccurate comments.
12809 2005-03-20  Roger Sayle  <roger@eyesopen.com>
12810             Joseph S. Myers  <joseph@codesourcery.com>
12812         * varasm.c (do_assemble_alias): Restore comment describing function.
12813         Annotate the target parameter as potentially unused.
12815 2005-03-20  Marek Michalkiewicz  <marekm@amelek.gda.pl>
12817         PR target/18551
12818         * config/avr/avr.c (avr_output_function_prologue): Do not use
12819         current_function_name() in a label, use a local label instead.
12821 2005-03-20  David Edelsohn  <edelsohn@gnu.org>
12823         * config/rs6000/rs6000.c (rs6000_generate_compare): Test
12824         flag_finite_math_only, not flag_unsafe_math_optimizations.
12826 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
12828         * builtins.c (fold_builtin_1): Update a call to
12829         targetm.fold_builtin.
12830         * hooks.c (hook_tree_tree_bool_null): Rename to
12831         hook_tree_tree_tree_bool_null.  Take one more argument of type
12832         tree.
12833         * hooks.h: Update the prototype of hook_tree_tree_bool_null.
12834         * target-def.h (TARGET_FOLD_BUILTIN): Define it as
12835         hook_tree_tree_tree_bool_null.
12836         * target.h (gcc_target): Update the prototype of fold_builtin.
12837         * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
12838         arguments of CALL_EXPR.
12839         * doc/tm.texi (TARGET_FOLD_BUILTIN): Update.  Mention the
12840         new prototype.
12842 2005-03-20  Jan Hubicka  <jh@suse.cz>
12844         * cgraph.h (cgraph_node): Add prev_clone pointer.
12845         * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
12846         (cgraph_clone_node): Produce doubly linked chain.
12848 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
12850         * c-common.c (handle_aligned_attribute, check_function_sentinel,
12851         get_nonnull_operand, handle_sentinel_attribute,
12852         check_function_arguments_recurse): Do not strip NOPS from
12853         INTEGER_CSTs.
12854         * c-decl.c (check_bitfield_type_and_width, build_enumerator):
12855         Likewise.
12856         * c-format.c (get_constant): Likewise.
12857         * c-parser.c (c_parser_postfix_expression): Likewise.
12858         * c-typeck.c (set_init_index): Likewise.
12859         (convert_arguments): Don't check for NOP_EXPR containing integer
12860         constant.
12862 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
12864         * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
12865         fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
12866         Take decomposed arguments of CALL_EXPR.
12867         (fold_builtin_1): Update calls to the functions mentioned
12868         above.
12870 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
12872         * c-decl.c (check_bitfield_type_and_width): Require bit-field
12873         width to have integer type.
12874         (build_enumerator): Require enumerator value to have integer type.
12876 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
12878         * doc/extend.texi (__builtin_inf): Move statement about INFINITY
12879         to __builtin_inff.
12881 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
12883         * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
12884         std=iso9899:199x): Correct descriptions.
12886 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
12888         * config.gcc: Consistently use solaris2.1[0-9]* instead of
12889         solaris2.1[0-9].
12891 2005-03-19  Kazu Hirata  <kazu@cs.umass.edu>
12893         * builtins.c (fold_builtin_memcpy): Take decomposed arguments
12894         of CALL_EXPR.
12895         (expand_builtin_memcpy, fold_builtin_1): Update calls to
12896         fold_builtin_memcpy.
12898         * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
12899         arguments of CALL_EXPR.
12900         (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
12901         fold_builtin_found, fold_builtin_1): Update calls to
12902         fold_trunc_transparent_mathfn.
12904 2005-03-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12906         PR middle-end/20493
12907         * fold-const.c (fold_widened_comparison): Don't optimize casts of
12908         function pointers on targets that require function pointer
12909         canonicalization.
12910         (fold_sign_changed_comparison): Likewise.
12912 2005-03-19  Bernd Schmidt  <bernd.schmidt@analog.com>
12914         * combine.c (try_combine): When changing the mode of a hard reg, make
12915         sure that doing so is valid.
12917 2005-03-19  Richard Sandiford  <rsandifo@redhat.com>
12919         * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
12920         (TARGET_HANDLE_OPTION): Override default.
12921         (avr_handle_option): New function.
12922         * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
12923         (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
12924         (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
12925         (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
12926         (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
12927         (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
12928         (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
12929         (TARGET_OPTIONS): Delete.
12930         * config/avr/avr.opt: New file.
12932 2005-03-18  2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
12934         * config/m32r/m32r-protos.h: Remove the prototypes for
12935         call_address_operand, symbolic_operand, seth_add3_operand,
12936         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12937         reg_or_uint16_operand, reg_or_cmp_int16_operand,
12938         two_insn_const_operand, move_src_operand,
12939         move_double_src_operand, move_dest_operand,
12940         eqne_comparison_operator, signed_comparison_operator,
12941         large_insn_p, conditional_move_operand, carry_compare_operand,
12942         m32r_block_immediate_operand, extend_operand,
12943         reg_or_eq_int16_operand, int8_operand, and
12944         reg_or_zero_operand.
12945         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12946         seth_add3_operand, int8_operand, cmp_int16_operand,
12947         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12948         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12949         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12950         move_double_src_operand, move_dest_operand,
12951         eqne_comparison_operator, signed_comparison_operator,
12952         extend_operand, small_insn_p, large_insn_p,
12953         conditional_move_operand, carry_compare_operand,
12954         m32r_block_immediate_operand): Move to predicates.md.
12955         (MAX_MOVE_BYTES): Move to m32r.h.
12956         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12957         * config/m32r/m32r.md: Include predicates.md.
12958         * config/m32r/predicates.md: New.
12960 2005-03-18  James E Wilson  <wilson@specifixinc.com>
12962         PR c++/19769
12963         * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
12964         origin.
12966 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
12968         * config/mn10300/mn10300-protos.h: Remove the prototypes for
12969         call_address_operand, const_8bit_operand.
12970         * config/mn10300/mn10300.c (call_address_operand,
12971         const_8bit_operand, const_1f_operand): Move to predicates.md.
12972         * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
12973         * config/mn10300/mn10300.md: Include predicates.md.
12974         * config/mn10300/predicates.md: New.
12976 2005-03-18  Joseph S. Myers  <joseph@codesourcery.com>
12978         * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
12979         declarations in diagnostics and %E for identifiers, not %s.
12981 2005-03-18  Jan Hubicka  <jh@suse.cz>
12982             Dale Johannesen  <dalej@apple.com>
12984         * basic-block.h (scale_bbs_frequencies_int,
12985         scale_bbs_frequencies_gcov_type): Declare.
12986         * cfg.c (RDIV): New macro.
12987         (update_bb_frequency_for_threading): Fix.
12988         * basic-block.h (scale_bbs_frequencies_int,
12989         scale_bbs_frequencies_gcov_type): New.
12990         * cfgloopmanip.c (scale_bbs_frequencies): Kill.
12991         (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
12992         scale_bbs_frequencies_int.
12993         * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
12995 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
12997         * config/m32r/m32r-protos.h: Remove the prototypes for
12998         call_address_operand, symbolic_operand, seth_add3_operand,
12999         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13000         reg_or_uint16_operand, reg_or_cmp_int16_operand,
13001         two_insn_const_operand, move_src_operand,
13002         move_double_src_operand, move_dest_operand,
13003         eqne_comparison_operator, signed_comparison_operator,
13004         large_insn_p, conditional_move_operand, carry_compare_operand,
13005         m32r_block_immediate_operand, extend_operand,
13006         reg_or_eq_int16_operand, int8_operand, and
13007         reg_or_zero_operand.
13008         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13009         seth_add3_operand, int8_operand, cmp_int16_operand,
13010         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13011         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13012         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13013         move_double_src_operand, move_dest_operand,
13014         eqne_comparison_operator, signed_comparison_operator,
13015         extend_operand, small_insn_p, large_insn_p,
13016         conditional_move_operand, carry_compare_operand,
13017         m32r_block_immediate_operand): Move to predicates.md.
13018         (MAX_MOVE_BYTES): Move to m32r.h.
13019         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13020         * config/m32r/m32r.md: Include predicates.md.
13021         * config/m32r/predicates.md: New.
13023         * config/pa/pa-protos.h: Add prototypes for magic_milli and
13024         shadd_constant_p.
13025         * config/pa/pa.c (reg_or_0_operand, call_operand_address,
13026         symbolic_operand, symbolic_memory_operand,
13027         reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
13028         indexed_memory_operand, move_dest_operand, move_src_operand,
13029         prefetch_cc_operand, prefetch_nocc_operand,
13030         reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
13031         arith_operand, arith11_operand, pre_cint_operand,
13032         post_cint_operan, arith_double_operand, ireg_or_int5_operand,
13033         ireg_operand, int5_operand, uint5_operand, int11_operand,
13034         uint32_operand, arith5_operand, and_operand, ior_operand,
13035         lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
13036         pc_or_label_operand, div_operand, plus_xor_ior_operator,
13037         shadd_operand, movb_comparison_operator,
13038         cmpib_comparison_operator): Move to predicates.md.
13039         (magic_milli, shadd_constant_p): Make it extern.
13040         * config/pa/pa.h (PREDICATE_CODES): Remove.
13041         * config/pa/pa.md: Include predicates.md.
13042         * config/pa/predicates.md: New.
13044         * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
13045         predicate.
13047 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
13049         * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
13050         config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
13051         config/alpha/freebsd.h, config/alpha/linux.h,
13052         config/alpha/netbsd.h, config/alpha/osf5.h,
13053         config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
13054         config/h8300/h8300-protos.h, config/h8300/h8300.c,
13055         config/h8300/h8300.h, config/ia64/unwind-ia64.c,
13056         doc/cppopts.texi: Update copyright.
13058 2005-03-18  Jan Hubicka  <jh@suse.cz>
13060         PR middle-end/20225
13061         * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
13062         too late.
13063         * varasm.c (find_decl_and_mark_needed): Mark needed only when not
13064         called too late.
13066 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
13068         * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
13069         VEC_safe_push.
13071 2005-03-18  Paolo Bonzini  <bonzini@gnu.org>
13073         * combine.c (gen_binary): Remove.
13074         (known_cond, simplify_shift_const, find_split_point,
13075         combine_simplify_rtx, simplify_if_then_else, simplify_set,
13076         simplify_logical, expand_field_assignment, extract_left_shift,
13077         force_to_mode, if_then_else_cond, apply_distributive_law,
13078         simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
13079         simplify_comparison, reversed_comparison): Replace with
13080         simplify_gen_binary, simplify_gen_relational or
13081         distribute_and_simplify_rtx.
13082         (distribute_and_simplify_rtx): New function.
13084 2005-03-18  Alexey Neyman  <alex.neyman@auriga.ru>
13085             Paolo Bonzini  <gcc.gnu.org>
13087         * calls.c (setjmp_call_p, special_function_p): Update comments
13088         at the head of the functions.
13090 2005-03-18  Jan Hubicka  <jh@suse.cz>
13092         * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
13094         * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
13095         function body should be released; do not proactively release function
13096         bodies in non-unit-at-a-time mode.
13098 2005-03-18  Ralf Corsepius  <ralf.corsepius@rtems.org>
13100         * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
13101         mno-fp-ret-in-387 multilib variants.
13103 2005-03-18  Richard Sandiford  <rsandifo@redhat.com>
13105         * common.opt (m): Remove.
13106         * opts.c (handle_option): Pass 'm' options to set_target_switch if
13107         table lookup fails.
13108         (common_handle_option): Remove OPT_m case.
13110 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
13112         * builtins.c (fold_builtin_bitop): Take decomposed arguments
13113         of CALL_EXPR.
13114         (fold_builtin_1): Update a call to fold_builtin_bitop.
13116         * builtins.c (fold_builtin_signbit): Take decomposed arguments
13117         of CALL_EXPR.
13118         (fold_builtin_1): Update a call to fold_builtin_signbit.
13120 2005-03-17  Dorit Naishlos  <dorit@il.ibm.com>
13122         PR tree-optimization/20474
13123         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
13124         size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
13126 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
13128         * config/h8300/h8300-protos.h: Remove prototypes for
13129         general_operand_src, general_operand_dst, single_one_operand,
13130         single_zero_operand, call_insn_operand,
13131         two_insn_adds_subs_operand, small_call_insn_operand,
13132         jump_address_operand, bit_operand, bit_memory_operand,
13133         stack_pointer_operand, const_int_gt_2_operand,
13134         const_int_ge_8_operand, const_int_qi_operand,
13135         const_int_hi_operand, incdec_operand, bit_operator,
13136         nshift_operator, eqne_operator, gtle_operator,
13137         gtuleu_operator, iorxor_operator.
13138         Add prototypes for h8sx_shift_type h8sx_classify_shift and
13139         h8300_ldm_stm_parallel.
13140         * config/h8300/h8300.c (h8sx_shift_type,): Move to
13141         h8300-protos.h.
13142         (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
13143         SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
13144         (h8300_ldm_stm_parallel): Make it extern.
13145         (h8300_ldm_parallel, h8300_stm_parallel,
13146         h8300_return_parallel, general_operand_src,
13147         general_operand_dst, h8300_dst_operand, h8300_src_operand,
13148         nibble_operand, reg_or_nibble_operand, single_one_operand,
13149         single_zero_operand, call_insn_operand,
13150         two_insn_adds_subs_operand, small_call_insn_operand,
13151         jump_address_operand, bit_operand, bit_memory_operand,
13152         stack_pointer_operand, const_int_gt_2_operand,
13153         const_int_ge_8_operand, const_int_qi_operand,
13154         const_int_hi_operand, incdec_operand, eqne_operator,
13155         gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
13156         h8sx_binary_memory_operator, h8sx_unary_memory_operator,
13157         h8sx_unary_shift_operator, h8sx_binary_shift_operator,
13158         nshift_operator): Move to predicates.md.
13159         * config/h8300/h8300.h (PREDICATE_CODES): Remove.
13160         * config/h8300/h8300.md: Include predicates.md.
13161         * config/h8300/predicates.md: New.
13163 2005-03-17  Richard Henderson  <rth@redhat.com>
13165         * config.gcc (ia64*-*-hpux*): Add extra_options.
13166         * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
13167         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13168         * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
13169         (ia64_tls_size_string, ia64_tune_string): Remove.
13170         (ia64_tune): Init to PROCESSOR_ITANIUM2.
13171         (TARGET_DEFAULT_TARGET_FLAGS): New.
13172         (TARGET_HANDLE_OPTION): New.
13173         (ia64_override_options): Move options parsing ...
13174         (ia64_handle_option): ... here.  New.
13175         * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
13176         MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
13177         MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
13178         MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
13179         MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
13180         MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
13181         MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
13182         TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
13183         TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
13184         TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
13185         TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
13186         TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
13187         TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
13188         TARGET_EARLY_STOP_BITS): Remove.
13189         (TARGET_ILP32): Default false.
13190         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
13191         (enum ia64_inline_type): New.
13192         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13193         * config/ia64/ia64.md: Update for new definitions of
13194         TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
13195         * config/ia64/ia64.opt: New file.
13196         * config/ia64/ilp32.opt: New file.
13198 2005-03-17  H.J. Lu  <hongjiu.lu@intel.com>
13200         PR target/18380
13201         * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
13203 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
13205         * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
13206         instead of MASK_H8300S.
13207         * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
13208         MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
13209         MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
13210         MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
13211         TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
13212         TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
13213         TARGET_SWITCHES): Remove.
13214         (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
13215         TARGET_H8300SX.
13216         * config/h8300/h8300.opt: New.
13218         * config/alpha/alpha.opt, config/arc/arc.opt,
13219         config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
13220         notices.
13222 2005-03-17  Ian Lance Taylor  <ian@airs.com>
13224         * gmon.c: Remove.
13226 2005-03-17  Richard Sandiford  <rsandifo@redhat.com>
13228         * config/arc/arc.c (arc_cpu_string): Make static.  Default to "base"
13229         (arc_text_string, arc_data_string, arc_rodata_string): Make static.
13230         (TARGET_HANDLE_OPTION): Override default.
13231         (arc_handle_option): New function.
13232         (arc_init): Remove code to set arch_cpu_string.
13233         * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
13234         (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
13235         (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
13236         (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
13237         (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
13238         (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
13239         (arc_rodata_string, TARGET_OPTIONS): Delete.
13240         * config/arc/arc.opt: New file.
13242 2005-03-17  Richard Henderson  <rth@redhat.com>
13244         * doc/extend.texi (Weak Pragmas): New section.
13245         (attribute alias): Clarify that target must be in the same
13246         translation unit.
13248 2005-03-17  Richard Henderson  <rth@redhat.com>
13250         * config/alpha/alpha.opt: New file.
13251         * config/alpha/alpha.c (alpha_tune): New.  Rename all existing uses
13252         of alpha_cpu.
13253         (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
13254         alpha_fprm_string, alpha_fptm_string): Make static.
13255         (alpha_tls_size_string): Remove.
13256         (alpha_handle_option): New.
13257         (override_options): Update for alpha_cpu/alpha_tune split.
13258         (alpha_file_start): Likewise.
13259         (TARGET_DEFAULT_TARGET_FLAGS): New.
13260         (TARGET_HANDLE_OPTION): New.
13261         * config/alpha/alpha.h (alpha_tune): Declare.
13262         (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
13263         MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
13264         MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
13265         TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
13266         TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
13267         TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
13268         MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
13269         MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
13270         TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
13271         TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
13272         (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
13273         (TARGET_DEFAULT): Remove MASK_FP.
13274         (TARGET_FP): Redefined based on TARGET_SOFT_FP.
13275         (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
13276         (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
13277         alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
13278         alpha_tls_size_string): Remove.
13279         * config/alpha/alpha.md (prefetch): Use alpha_cpu.
13280         (attribute tune): Rename from attribute cpu.
13281         * config/alpha/ev4.md: Update to match.
13282         * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
13283         * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
13284         * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
13285         * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
13286         * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
13287         * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
13289 2005-03-16  James E. Wilson  <wilson@specifixinc.com>
13291         * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
13292         and return without creating new state if before_nops_num is nonzero.
13293         * config/ia64/ia64.md (first_insn): New attribute.
13294         (alloc): Set it to yes.
13296 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
13298         * tree-vectorizer.c (new_vec_stmt_info): Initialize
13299         STMT_VINFO_SUBVARS to NULL.
13300         * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
13302 2005-03-16 Dale Johannesen  <dalej@apple.com>
13304         * rtlanal.c (find_first_parameter_load):  Rewrite to
13305         return actual first param load or the call if none,
13306         instead of first in block, when not all loads exist.
13308 2005-03-16  Roger Sayle  <roger@eyesopen.com>
13310         * optabs.c (expand_copysign_absneg): Make static.
13311         * optabs.h (expand_copysign_absneg): Delete prototype.
13312         * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
13314 2005-03-16  Richard Henderson  <rth@redhat.com>
13316         PR middle-end/15700
13317         * varasm.c (struct alias_pair): Rename from struct output_def_pair.
13318         (alias_pairs): Rename from output_defs.
13319         (find_decl_and_mark_needed): Split out from assemble_alias.
13320         (do_assemble_alias): New.
13321         (assemble_output_def): Remove.
13322         (finish_aliases_1, finish_aliases_2): New.
13323         (process_pending_assemble_output_defs): Remove.
13324         (assemble_alias): Defer aliases for which we don't yet have a
13325         non-external decl for the target symbol.
13326         * passes.c (rest_of_decl_compilation): Register variables with cgraph.
13327         * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
13328         * toplev.c (compile_file): Use finish_aliases_2 instead of
13329         process_pending_assemble_output_defs.
13330         * tree.h (finish_aliases_1, finish_aliases_2): Declare.
13331         (process_pending_assemble_output_defs): Remove.
13333 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
13335         Fix PR tree-optimization/20489
13337         * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
13338         for empty structures.
13340 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
13342         Fix PR tree-optimization/20490
13344         * tree-ssa-pre.c (create_expression_by_pieces): Use
13345         force_gimple_operand on result of fold.
13347 2005-03-16  Andrew Pinski  <pinskia@physics.uc.edu>
13349         * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
13350         of closing parenthesis.
13352 2005-03-16  Kazu Hirata  <kazu@cs.umass.edu>
13354         * builtins.c (expand_movstr): Update a call to
13355         fold_builtin_strcpy.
13356         (expand_builtin_strncpy): Update a call to
13357         fold_builtin_strncpy.
13358         (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
13359         arguments of CALL_EXPR.
13360         (fold_builtin_1): Update calls to fold_builtin_strcpy and
13361         fold_builtin_strncpy.
13362         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
13363         * tree.h: Update the prototypes of fold_builtin_strcpy and
13364         fold_builtin_strncpy.
13366 2005-03-16  Steven Bosscher  <stevenb@suse.de>
13367             Dorit Naishlos  <dorit@il.ibm.com>
13369         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
13370         UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
13371         error.
13373 2005-03-16  Steven Bosscher  <stevenb@suse.de>
13375         * tree-inline.c (walk_type_fields, walk_tree,
13376         walk_tree_without_duplicates): Move from here...
13377         * tree.c: ...to here.
13379 2005-03-15  Zack Weinberg  <zack@codesourcery.com>
13381         * BASE-VER, DATESTAMP, DEV-PHASE: New files.
13382         * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
13383         (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13384         (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
13385         (version): Define using $(BASEVER_c).
13386         (Makefile, config.status, build/gcov-iov.o): No longer depends on
13387         version.c.
13388         (version.o): Depend on version files; add custom generation command.
13389         (prefix.o): Define BASEVER on command line.
13390         (s-iov): Depend on version files; adjust command.
13391         (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
13392         Add gcc-vers.texi.
13393         (gcc-vers.texi): New rule.
13394         (doc/%.info, doc/%.dvi): Add -I . to command line.
13395         (doc/gccinstall.dvi): Likewise.
13396         (PACKAGE): Delete.  All uses replaced with "gcc".
13397         * aclocal.m4: Do not include gcc-version.m4.
13398         * configure.ac: Do not invoke TL_AC_GCC_VERSION.
13399         Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
13400         Set is_release based on contents of DEV-PHASE.
13401         Set gcc_version based on contents of BASE-VER.
13402         Define WIN32_REGISTRY_KEY only if the user overrode the default.
13403         * config.in, configure: Regenerate.
13404         * gccbug.in: Determine version of GCC in use at runtime.
13405         * gcov-iov.c: Get version number and development phase from
13406         command line, not by including version.c.
13407         * intl.c: Replace all uses of PACKAGE with "gcc".
13408         * libada-mk.in: Delete unused "gcc_version" variable.
13409         * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
13410         * version.c: (VERSUFFIX): New hook for redistributors; adjust
13411         commentary to match.
13412         (version_string): Put together from pieces.
13413         * config/alpha/x-vms: Do not use $(gcc_version).
13414         * config/i386/t-nwld: Likewise.
13415         * doc/include/gcc-common.texi: Include gcc-vers.texi for
13416         version-GCC and DEVELOPMENT.
13418 2005-03-15  Roger Sayle  <roger@eyesopen.com>
13420         PR tree-optimization/17454
13421         * tree.c (tree_size): Add case for TREE_BINFO.
13422         * fold-const.c (fold_checksum_tree): Only clear the overloaded
13423         field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
13425 2005-03-15  Roger Sayle  <roger@eyesopen.com>
13427         * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
13428         op1 whilst expanding the signed widenening multiply variant.
13430 2005-03-15  Richard Sandiford  <rsandifo@redhat.com>
13432         * toplev.c (display_target_options): Avoid unused variable warning if
13433         TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
13434         * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
13435         (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
13436         (mips_isa): Initialize to MIPS_ABI_DEFAULT.
13437         (mips_isa_info): New variable.
13438         (mips_parse_cpu): Remove the first argument and leave the caller
13439         to report errors.
13440         (TARGET_HANDLE_OPTION): Override default.
13441         (mips_handle_option): New function.  Move option validation code from...
13442         (override_options): ...here.  Update calls to mips_parse_cpu.
13443         * config/mips/mips.h (mips_arch_string, mips_tune_string)
13444         (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
13445         (SUBTARGET_TARGET_OPTIONS): Delete.
13446         * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
13447         (mno-flush-func, mtune=): New options.
13449 2005-03-15  Roger Sayle  <roger@eyesopen.com>
13450             Richard Henderson  <rth@redhat.com>
13452         * real.c (c4x_single_format, c4x_extended_format): Provide values
13453         for signbit_ro for c4x's single and extended floating point formats.
13454         * optabs.c (expand_copysign): Use the floating point format's
13455         signbit_ro for expanding via expand_copysign_absneg, and it's
13456         signbit_rw field for expanding via expand_copysign_bit.
13458 2005-03-15  Dorit Naishlos  <dorit@il.ibm.com>
13460         * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
13461         known_alignment_for_access_p.
13462         (known_alignment_for_access_p): New.
13463         (do_peeling_for_alignment): Field made int instead of bool and renamed
13464         to peeling_for_alignment.
13465         (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
13466         * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
13467         functionality used to be in vect_analyze_operations.
13468         (vect_analyze_operations): Code to determine vectorization factor was
13469         moved to vect_determine_vectorization_factor.
13470         (vect_enhance_data_refs_alignment): Update to correct alignment when it
13471         is known instead of -1.  Set LOOP_PEELING_FOR_ALIGNMENT to peeling
13472         factor.
13473         (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
13474         be part of vect_analyze_operations).
13475         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
13476         creating the guard condition, as the number of iterations may be
13477         constant.
13478         (slpeel_tree_peel_loop_to_edge): Use new name of
13479         LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
13480         * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
13481         alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
13482         (vect_do_peeling_for_alignment): Use fold.
13483         (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
13485         (vect_update_inits_of_dr): Renamed to
13486         vect_update_init_of_dr.
13487         (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
13488         (vectorizable_store): Fix assertion to use == instead of =.
13490 2005-03-15  Daniel Jacobowitz  <dan@codesourcery.com>
13492         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
13493         call_used_regs for wCG registers.
13495 2005-03-15  Ulrich Weigand  <uweigand@de.ibm.com>
13497         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13498         for non-offsettable memory references to cope with outstanding reload
13499         replacements, take 2.
13501 2005-03-15  Uros Bizjak  <uros@kss-loka.si>
13503         PR target/18668
13504         * config/i386/i386.h (x86_fisttp): New.
13505         (TARGET_FISTTP): New macro.
13506         * config/i386/i386.c (x86_fisttp): Set for NOCONA.
13507         (output_fix_trunc): Add fisttp parameter.  Generate fisttp x87
13508         instruction when fisttp flag is set.
13509         * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
13511         * config/i386/i386.md (type attribute): Add fisttp.
13512         (unit attribute): Set to i387 for fisttp type.
13513         (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
13514         (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
13515         TARGET_FISTTP.
13516         (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
13517         Generate fisttp patterns for TARGET_FISTTP. Implement using mode
13518         macros.
13519         (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
13520         patterns for TARGET_FISTTP.  Enable patterns for
13521         (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
13522         (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
13523         fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
13524         implement fisttp x87 insn.
13525         (fix_trunc*_i387_fisttp splitters): New patterns.
13526         (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
13527         Rename to *fix_trunc<mode>_i387_1.  Implement using mode macros.
13528         Disable patterns for TARGET_FISTTP.  Add comment about FLAGS_REG
13529         clobber.
13530         (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
13531         Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
13532         Implement using mode macros. Disable patterns for TARGET_FISTTP.
13533         (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
13534         fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
13535         fix_trunc<mode>_i387_with_temp. Implement using mode macros.
13536         Disable patterns for TARGET_FISTTP.
13537         (fix_trunc*_i387 splitters): Implement usign mode macros.
13538         (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
13539         fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
13540         (fix_trunx*_sse peephole2s): Implement using mode macros.
13542 2005-03-15  J"orn Rennecke <joern.rennecke@st.com>
13544         PR rtl-optimization/20291
13545         * combine.c (try_combine): If splitting fails, re-try with
13546         original combined pattern, i.e. before clobber stripping.
13548 2005-03-14  Eric Christopher  <echristo@redhat.com>
13550         * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
13551         STACK_GROWS_DOWNWARD.
13553 2005-03-14  Roger Sayle  <roger@eyesopen.com>
13555         * real.h (struct real_format): Split the signbit field into two
13556         two fields, signbit_ro and signbit_rw.
13557         * real.c (ieee_single_format, mips_single_format, ieee_double_format,
13558         mips_double_format, ieee_extended_motorola_format,
13559         ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
13560         ieee_extended_intel_128_format, ibm_extended_format,
13561         mips_extended_format, ieee_quad_format, mips_quad_format,
13562         vax_f_format, vax_d_format, vax_g_format, i370_single_format,
13563         i370_double_format, c4x_single_format, c4x_extended_format,
13564         real_internal_format): Update initializers for new field.
13565         * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
13566         real_format structure.
13567         * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
13568         field of the real_format structure.
13570 2005-03-14  Daniel Berlin <dberlin@dberlin.org>
13572         Fix PR tree-optimization/20458
13574         * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
13575         DECL_EXTERNAL on STRUCT_FIELD tags.
13576         (clear_call_clobbered): Ditto.
13577         * tree-ssa-operands.c (note_addressable): Make sure the original
13578         variable doesn't slip into the addressable list if we have
13579         subvars.
13580         * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
13581         tags too.
13583 2005-03-14  Geoffrey Keating  <geoffk@apple.com>
13585         * doc/cppopts.texi (-fexec-charset): Add concept index entry.
13586         (-fwide-exec-charset): Likewise.
13587         (-finput-charset): Likewise.
13588         * doc/invoke.texi (Warning Options): Document -Wnormalized=.
13589         * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
13590         * c.opt (Wnormalized): New.
13592 2005-03-14  Devang Patel  <dpatel@apple.com>
13594         * doc/invoke.texi: Add reference to Visibility document.
13596 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
13598         * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
13599         MASK_SPLIT_ADDRESSES.
13600         * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
13601         (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
13602         (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
13603         (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
13604         (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
13605         (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
13606         (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
13607         (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
13608         (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
13609         (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
13610         (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
13611         (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
13612         (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
13613         (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
13614         (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
13615         (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
13616         (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
13617         (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
13618         (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
13619         (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
13620         (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
13621         (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
13622         (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
13623         (TARGET_EXPLICIT_RELOCS): Delete.
13624         (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
13625         (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
13626         * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
13627         (override_options): Set MASK_LONG64 if -mint64 is given and no
13628         -mlongXX option is.  Complain about -mint64 -mlong32.
13629         (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
13630         MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
13631         * config/mips/mips.opt: New file.
13633 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
13635         * config.gcc (extra_options): New variable for listing option files.
13636         Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
13637         * configure.ac (extra_opt_files): New AC_SUBST variable.
13638         (tm_file_list, tm_include_list): Include options.h first.
13639         * configure: Regenerate.
13640         * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
13641         (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
13642         (s-options-h): New rule.
13643         (options.h): Depend on it.
13644         (TEXI_GCCINT_FILES): Add options.texi.
13645         * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
13646         * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
13647         * target.h (gcc_target): Add default_target_flags and handle_option.
13648         * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
13649         (TARGET_HANDLE_OPTION): New macros.
13650         (TARGET_INITIALIZER): Include them.
13651         * opt-functions.awk (opt_args, nth_arg): New functions.
13652         (switch_flags): Handle the "Target" flag.
13653         (var_args): Delete.
13654         (var_name): Use opt_args and nth_arg.
13655         (var_set, var_ref): Likewise.  Handle "Mask" and "InverseMask".
13656         * opth-gen.awk: Declare target_flags.  Declare MASK_* and TARGET_*
13657         macros for the "Mask" and "InverseMask" options.
13658         * opts.h (cl_var_cond): New enum.
13659         (cl_option): Replace the "has_set_value" and "set_value" fields with
13660         "var_cond" and "var_value".
13661         (CL_TARGET): New macro.
13662         (option_enabled, print_filtered_help): Declare.
13663         (decode_options): Move definition.
13664         * opts.c (handle_option): Search for the original option before
13665         removing any "no-" prefix.  Handle CL_TARGET.  Adjust for the new
13666         var_cond and var_value fields.  Use targetm.handle_option to handle
13667         target options.
13668         (decode_options): Set target_flags to targetm.default_target_flags.
13669         (print_filtered_help): Make global.  Handle CL_TARGET.
13670         (option_enabled): New function.
13671         * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
13672         (display_target_options, set_target_switch, print_switch_values)
13673         (default_pch_valid_p): Guard uses of target_switches with
13674         #ifdef TARGET_SWITCHES.  Also...
13675         (display_target_options): Display the CL_TARGET entries in cl_options.
13676         (set_target_option): Don't complain about the "" option when
13677         TARGET_SWITCHES is undefined.
13678         (print_switch_values): Use option_enabled.
13679         (default_pch_valid_p): Check cl_options[] when looking for something
13680         that has changed the value of target_flags.
13681         * c.opt: Remove documentation from top of file.
13682         * doc/gccint.texi: Add an "Options" chapter.  Include options.texi.
13683         * doc/sourecebuild.texi: Refer to the new options documentation
13684         instead of c.opt.  Document machine-specific .opt files.
13685         * doc/tm.texi (target_flags): Say that this variable is declared
13686         by options.h.
13687         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
13688         (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
13689         an alternative.
13690         * doc/options.texi: New file.
13692 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
13694         PR middle-end/18628
13695         * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
13696         register.
13698 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
13700         PR c++/20280
13701         * gimplify.c (gimplify_cond_expr): Add fallback argument.  Use a
13702         temporary variable of pointer type if an lvalues is required.
13703         (gimplify_modify_expr_rhs): Request an rvalue from it.
13704         (gimplify_expr): Pass fallback on.
13706 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
13708         * cfgbuild.c: Update comments.
13710 2005-03-14  Roger Sayle  <roger@eyesopen.com>
13712         PR rtl-optimization/17236
13713         * optabs.c (expand_doubleword_mult): New helper function split out
13714         from expand_binop.  Permute the order in which instructions are
13715         emitted to minimize the number of simultaneously live registers.
13716         (expand_binop): Call expand_doubleword_mult to synthesize a double
13717         word multiplication.
13719 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
13721         * basic-block.h: Update the prototypes of cached_make_edge and
13722         rtl_make_eh_edge.
13723         * cfg.c (cached_make_edge): Take edge_cache representing one
13724         row of the adjacency matrix of edges.
13725         * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
13726         (make_edges): Initialize edge_cache to represent one row of
13727         the adjacency matrix of edges.
13729 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
13731         * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
13732         New functions.
13733         (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
13734         Remove unused removed_phis variable.
13735         (conditional_replacement): Use build1/build2.
13736         (abs_replacement): Use last_and_only_stmt and build1/build2.
13738 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
13740         * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
13741         ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
13742         * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
13743         (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
13744         * c-common.c (handle_novops_attribute): New function.
13745         (c_common_attribute_table): Add "no vops" entry.
13746         * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
13747         * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
13748         * tree-ssa-operands.c (get_call_expr_operands): Do not
13749         create virtual operands for calls with ECF_NOVOPS flag.
13750         * tree.h (DECL_IS_NOVOPS): New macro.
13751         (struct tree_decl): Add novops_flag.
13752         (ECF_NOVOPS): New constant.
13754 2005-03-14  Uros Bizjak  <uros@kss-loka.si>
13756         PR target/17688
13757         * config/i386/i386.c (x86_use_himode_fiop): New.
13758         (x86_use_simode_fiop): Rename from x86_use_fiop.
13759         * config/i386/i386.h (x86_use_himode_fiop): Declare.
13760         (TARGET_USE_HIMODE_FIOP): New.
13761         (x86_use_simode_fiop): Rename from x86_use_fiop.
13762         (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
13764         * config/i386/i386.md (X87MODEI12): New mode macro define.
13765         (*cmpfp_<mode>): Rename from *cmpfp_si.  Use X87MODEI12 mode macro
13766         to implement x87 FP compare with HImode input operands.
13767         (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
13768         Use X87MODEI12 mode macro to handle HImode input operands.
13769         (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
13770         *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
13771         Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
13772         *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
13773         macro to implement x87 operators with HImode input operands.
13774         (fop splitters): Use X87MODEI12 mode macro to handle HImode
13775         input operands.
13777 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
13779         * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
13780         integer_zerop.
13781         * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
13782         constants invariant.
13784 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
13786         * basic-block.h (BB_VISITED): Removed.
13787         * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
13789 2005-03-14  Falk Hueffner  <falk@debian.org>
13791         PR bootstrap/20424
13792         * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
13794 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
13796         * ggc-zone.c: Fix comment typos.
13798         * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
13799         stringpool.c, config/mips/mips-protos.h: Update copyright.
13801 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
13803         * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
13804         throughout with its typedef, "rtx".
13805         * config/rs6000/rs6000.c: Likewise.  Formatting fixes.
13806         (rs6000_tls_symbol_ref_1): Remove inline keyword.
13807         * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting.  Reorder
13808         regs in comment to match code.
13810 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
13812         * except.c (check_handled): Make it static.
13813         * except.h: Remove the corresponding prototype.
13815         * function.c (get_func_frame_size): Make it static.
13816         * function.h: Remove the corresponding type.
13818         * regclass.c (reg_class_superclasses, reg_class_subclasses):
13819         Make them static.
13820         * hard-reg-set.h: Remove the corresponding declarations.
13822         * tree-cfg.c (verify_stmts): Check that
13823         bb_for_stmt (stmt) == bb for every PHI node and statement.
13825 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
13827         * config.gcc: Remove excess indentation.
13828         (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
13830 2005-03-13  Roger Sayle  <roger@eyesopen.com>
13832         PR middle-end/19331
13833         * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
13834         * fold-const.c (fold_sign_changed_comparison): Likewise.
13835         (fold_binary): Optimize comparisons against widened operands if
13836         the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
13838 2005-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
13840         * config/sparc/sparc.c (struct_value_alias_set): New global variable.
13841         (sparc_override_options): Initialize it.
13842         (sparc_struct_value_rtx): Set it on the MEM to be returned.
13844 2005-03-13  David Edelsohn  <edelsohn@gnu.org>
13846         * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
13847         (reg_or_none500mem_operand): New predicate.
13848         (zero_reg_mem_operand): New predicate.
13849         * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
13850         to reg_or_none500mem_operand.
13851         (extendsfdf2_fpr): Add MEM alternative.
13852         (extenddftf2_internal): Change operand2 predicate to
13853         zero_reg_mem_operand.
13855 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
13857         * ggc-zone.c: Rewritten.
13859         * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
13860         if there are none.
13861         * configure.ac: Define GGC_ZONE for --with-gc=zone.
13862         * config.in: Regenerated.
13863         * configure: Regenerated.
13864         * gengtype.c (write_types_process_field, write_func_for_structure):
13865         Pass new argument to gt_pch_note_object.
13866         * ggc-common.c (struct ptr_data): Add TYPE.
13867         (gt_pch_note_object): Take TYPE argument and save it.
13868         (call_count): Update call to ggc_pch_count_object.
13869         (call_alloc): Update call to ggc_pch_alloc_object.
13870         (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
13871         file.
13872         * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
13873         * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
13874         (ggc_alloc_zone_stat): Delete.
13875         (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
13876         * ggc.h (gt_pch_note_object, ggc_pch_count_object)
13877         (ggc_pch_alloc_object): Update prototypes.
13878         (garbage_zone): Delete.
13879         (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
13880         GGC_ZONE conditional.  Update.  Change tree_zone and rtl_zone into
13881         pointers.
13882         (tree_id_zone): New variable.
13883         (ggc_alloc_cleared_zone): Remove unused.
13884         (ggc_alloc_zone): Define.
13885         (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
13886         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
13887         ggc_alloc_zone_stat.
13888         * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
13889         * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
13890         (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
13891         (make_node_stat): Likewise.  Use tree_id_zone.
13893 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
13894             Joseph S. Myers  <joseph@codesourcery.com>
13896         * configure.ac: Check for MIPS TLS.
13897         * configure: Regenerated.
13898         * config/mips/mips-protos.h (enum mips_symbol_type): Add
13899         SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
13900         SYMBOL_GOTTPREL, and SYMBOL_TPREL.
13901         * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
13902         (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
13903         (mips_classify_symbol, mips_symbolic_constant_p)
13904         (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
13905         (mips_tls_operand_p, mips_call_tls_get_addr)
13906         (mips_legitimize_tls_address, mips_cannot_force_const_mem)
13907         (mips_tls_symbol_ref_1): New functions.
13908         (mips_legitimize_address, mips_legitimize_const_move): Call
13909         mips_legitimize_tls_address.
13910         (override_options): Handle V1_REG and TLS symbols.  Disable TLS
13911         for MIPS16.
13912         * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
13913         (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
13914         (mips_char_to_class): Document V1_REG.
13915         (HAVE_AS_TLS): Provide default.
13916         * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
13917         constants.
13918         (load_got<mode>): Renamed from *load_got<mode>.  Allow when
13919         !TARGET_ABICALLS.
13920         (tls_get_tp_<mode>): New instruction.
13922 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
13924         * configure.ac: Update checks for target tools.
13925         * configure: Regenerated.
13927 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
13929         * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
13931 2005-03-13  Roger Sayle  <roger@eyesopen.com>
13933         * expmed.c (expand_mult): Use synthetic multiplication sequences for
13934         more classes of DImode multiplication by constant.  Allow both
13935         multiplication by small negative constants (by performing a
13936         multiplication by a positive constant and negating the result) and
13937         multiplications by large powers of two, by using a left shift.
13939 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
13941         * tree-into-ssa.c (find_idf): Speed up by putting the indexes
13942         of basic blocks into work_stack.
13944         * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
13945         config/mips/vr.h: Update copyright.
13947         * c-decl.c (c_init_decl_processing): Remove useless calls to
13948         build_function_type.
13950         * builtins.c (fold_trunc_transparent_mathfn,
13951         fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
13952         fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13953         fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
13954         fold_builtin_strcpy, fold_builtin_strncpy,
13955         fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
13956         TREE_TYPE (exp).
13958         * builtins.c (expand_builtin_mathfn_3): Remove local variable
13959         before_call.
13961         * lambda-code.c (lambda_compute_auxillary_space): Remove local
13962         variable determinant.
13964         * tree-cfg.c (group_case_labels): Remove local variable type.
13966         * tree-ssa-live.c (build_tree_conflict_graph): Remove local
13967         variable ann.
13969         * tree-ssa-phiopt.c (value_replacement): Remove local variable
13970         result.
13972 2005-03-13  Andy Hutchinson  <HutchinsonAndy@netscape.net>
13974         PR target/18251
13975         * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
13976         (*movmemqi_insn): Delete.
13977         (*movmemhi): Delete.
13979 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
13981         * builtins.c (fold_builtin_classify): Take decomposed
13982         arguments of CALL_EXPR.
13983         (fold_builtin_1): Update a call to fold_builtin_classify.
13985 2005-03-13  Joseph S. Myers  <joseph@codesourcery.com>
13987         PR c/20402
13988         * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
13989         through into call to parser_xref_tag after parse error.
13990         (c_parser_struct_declaration): Consistently return NULL_TREE on
13991         error.
13993 2005-03-12  Daniel Berlin  <dberlin@dberlin.org>
13995         * tree-flow-inline.h (ref_contains_array_ref): New function.
13996         (lookup_subvars_for_var): Ditto.
13997         (get_subvars_for_var): Ditto.
13998         (var_can_have_subvars): Ditto.
14000         * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
14001         (struct subvar): New type.
14003         * tree-dfa.c (okay_component_ref_for_subvars): New function.
14005         * tree-optimize.c (init_tree_optimization_passes): Call
14006         pass_create_structure_vars.
14008         * tree-ssa-alias.c: Include vec.h.
14009         (init_alias_info): Don't auto-clear call clobbered on struct-field
14010         tags.
14011         (compute_flow_insensitive_aliasing): Handle subvars.
14012         (group_aliases): Handle STRUCT_FIELD aliases.
14013         (setup_pointers_and_addressables): Ditto.
14014         Don't mark variables non-addressable if they still have
14015         addressable subvars.
14016         Also mark subvars addressable when the real variable is marked
14017         addressable.
14018         (add_pointed_to_var): Try to prune the pointed-to set by only
14019         pointing to subvars when possible.
14020         Otherwise, make sure we set addresses_needed and pt_vars to
14021         properly include subvars.
14022         (bitpos_of_field): New function.
14023         (push_fields_onto_fieldstack): Ditto.
14024         (get_or_create_used_part_for): Ditto.
14025         (create_overlap_variables_for): Ditto.
14026         (find_used_portions): Ditto.
14027         (create_structure_vars): Ditto.
14028         (pass_create_structure_vars): New structure.
14030         * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
14031         (get_expr_operands): Handle subvars.  Also try to turn
14032         COMPONENT_REF accesses into must-defs now that we can accurately
14033         portray it.
14034         (note_addressable): Try to only mark as addressable those subvars
14035         we know a COMPONENT_REF touches.
14036         (overlap_subvar): New function.
14038         * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
14039         Handle subvar storing.
14040         (vect_address_analysis): Update caller of vect_object_analysis.
14042         * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
14044         * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
14045         (STMT_VINFO_SUBVARS): New macro.
14047         * common.opts: add flag_tree_salias.
14049         * opts.c (decode_options): flag_tree_salias defaults to on.
14051         * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
14053         * doc/tree-ssa.texi: Document structural alias analysis.
14055 2005-03-12  Steven Bosscher  <stevenb@suse.de>
14057         * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
14058         * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
14059         * tree-ssa-operands.c (get_expr_operands): Likewise.
14060         (get_expr_operands): Likewise for ERROR_MARK.
14062 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
14064         * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
14065         var.
14067         * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
14068         removed_phis.
14070         * tree-ssa-pre.c (compute_avail): Remove local variable val.
14071         (mark_operand_necessary): Remove local variable ver.
14073         * tree-vect-transform.c (vect_get_new_vect_var): Remove local
14074         variable prefix_len.
14076         * value-prof.c (mod_subtract_transform): Remove local variable
14077         value.
14079         * builtins.c (fold_builtin_exponent): Take decomposed
14080         arguments of CALL_EXPR.
14081         (fold_builtin_1): Update a call to fold_builtin_exponent.
14083         * builtins.c (fold_builtin_logarithm): Take decomposed
14084         arguments of CALL_EXPR.
14085         (fold_builtin_1): Update a call to fold_builtin_logarithm.
14087         * c-decl.c (c_init_decl_processing): Remove local variables
14088         ptr_ftype_void and ptr_ftype_ptr.
14090         * gimplify.c (gimplify_expr): Remove local variables r0 and
14091         r1.
14093         * reg-stack.c (move_for_stack_reg): Remove local variable
14094         push_insn.
14095         (compare_for_stack_reg): Remove local variable flags_user.
14096         (convert_regs_1): Remove local variable deleted.
14098         * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
14099         variable new_cond.
14100         (combine_blocks): Remove local variables exits and new_e.
14102         * tree-inline.c (expand_call_inline): Remove local variable
14103         decl.
14105         * tree-ssa-live.c (create_ssa_var_map,
14106         calculate_live_on_entry): Remove local variable snn.
14108 2005-03-12  Geoffrey Keating  <geoffk@apple.com>
14110         * c-lex.c (c_lex_with_flags): Add parameter to call to
14111         cpp_spell_token.
14113 2005-03-11  Per Bothner  <per@bothner.com>
14115         * c-tree.h (struct c_declarator): New id_loc field.
14116         * c-pragma.h (c_lex_with_flags): Take position reference.
14117         * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
14118         iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
14119         (c_lex): Pass dummy location to c_lex_with_flags.
14120         * c-parser.c (c_lex_one_token): Set c_token's location using
14121         c_lex_with_flags, instead of input_location, which might be "ahead".
14122         (c_parser_direct_declarator): Set declarator's id_loc from
14123         c_token's id_loc.
14124         * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
14125         declarator's id_loc, rather than probably-imprecise input_location.
14126         (build_id_declarator): Initialize c_declarator's id_loc field.
14128 2005-03-11  Roger Sayle  <roger@eyesopen.com>
14130         PR middle-end/20419
14131         * builtins.c (expand_builtin_signbit): Force the signbit's word
14132         into an integer register to avoid SUBREGs of floating point modes.
14134 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
14136         * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
14137         target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
14138         tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
14139         config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
14141 2005-03-11  David Edelsohn  <edelsohn@gnu.org>
14143         PR rtl-optimization/20306
14144         * expr.c (emit_move_complex): Set try_int false if mode is
14145         MODE_COMPLEX_FLOAT and mov_optab exists for inner mode.  Only try
14146         emit_block_move if try_int is true.
14148 2005-03-11  Richard Henderson  <rth@redhat.com>
14150         PR target/20415
14151         * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
14152         * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
14153         to match.
14155 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
14157         * config/mips/mips.h (mips_fix_vr4130_string): Declare.
14158         (TARGET_FIX_VR4130): New macro.
14159         (TARGET_OPTIONS): Add -mfix-vr4130.
14160         (ISA_HAS_MACCHI): New macro.
14161         (ASM_SPEC): Add -mfix-vr4130.
14162         * config/mips/mips.c (mips_fix_vr4130_string): New variable.
14163         (override_options): Handle mips_fix_vr4130_string.
14164         (mips_avoid_hazards): Clear all_noreorder_p
14165         if we're working around VR4130 errata and the macc alternatives
14166         are not available.
14167         * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
14168         (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
14169         * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
14170         (MULTILIB_DEFAULTS): Remove leading "march=".
14171         (DRIVER_SELF_SPECS): Likewise.  Make -mfix-vr4130 imply -march=vr4130
14172         if no architecture option is given.
14173         * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
14174         VR4130 multilibs.
14175         (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
14176         * doc/invoke.texi: Document -mfix-vr4130.
14178 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
14180         * config/mips/mips.c (override_options): Only warn about -mint64
14181         deprecation if TARGET_INT64.
14183 2005-03-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14185         * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
14186         ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
14187         ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
14188         are non-specific regarding the nonnull parameter positions.
14189         (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
14190         ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
14191         ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
14192         ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
14194         * builtins.def: Use the non-specific "nonnull" attibute lists.
14196 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
14198         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14199         single_pred_edge, single_succ, single_pred): Improve comments.
14201 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
14203         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14204         single_pred_edge, single_succ, single_pred): New inline functions.
14205         * bb-reorder.c (rotate_loop, find_traces_1_round,
14206         add_labels_and_missing_jumps, fix_up_fall_thru_edges,
14207         duplicate_computed_gotos): Use the single_succ/pred functions.
14208         * cfganal.c (forwarder_block_p): Ditto.
14209         * cfgbuild.c (compute_outgoing_frequencies): Ditto.
14210         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14211         outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
14212         merge_seq_blocks): Ditto.
14213         * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
14214         * cfglayout.c (fixup_reorder_chain): Ditto.
14215         * cfgloop.c (mark_single_exit_loops, update_latch_info,
14216         canonicalize_loop_headers, verify_loop_structure): Ditto.
14217         * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
14218         mfb_update_loops, create_preheader, force_single_succ_latches,
14219         create_loop_notes): Ditto.
14220         * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
14221         force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
14222         commit_one_edge_insertion, purge_dead_edges,
14223         cfg_layout_can_merge_blocks_p): Ditto.
14224         * except.c (sjlj_emit_function_enter): Ditto.
14225         * flow.c (init_propagate_block_info): Ditto.
14226         * function.c (thread_prologue_and_epilogue_insns): Ditto.
14227         * gcse.c (find_implicit_sets, bypass_conditional_jumps,
14228         insert_insn_end_bb): Ditto.
14229         * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
14230         find_if_case_2): Ditto.
14231         * lambda-code.c (perfect_nestify): Ditto.
14232         * lcm.c (optimize_mode_switching): Ditto.
14233         * loop-doloop.c (doloop_modify): Ditto.
14234         * loop-init.c (loop_optimizer_init): Ditto.
14235         * loop-iv.c (simplify_using_initial_values): Ditto.
14236         * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14237         * loop-unswitch.c (unswitch_loop): Ditto.
14238         * modulo-sched.c (generate_prolog_epilog): Ditto.
14239         * predict.c (combine_predictions_for_insn, estimate_probability,
14240         tree_estimate_probability, last_basic_block_p,
14241         estimate_bb_frequencies): Ditto.
14242         * profile.c (branch_prob): Ditto.
14243         * regrename.c (copyprop_hardreg_forward): Ditto.
14244         * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
14245         * tracer.c (layout_superblocks): Ditto.
14246         * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
14247         cfg_remove_useless_stmts_bb, cleanup_control_flow,
14248         cleanup_control_expr_graph, disband_implicit_edges,
14249         tree_find_edge_insert_loc, bsi_commit_edge_inserts,
14250         tree_verify_flow_info, tree_make_forwarder_block,
14251         tree_forwarder_block_p, remove_forwarder_block,
14252         remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
14253         * tree-if-conv.c (tree_if_conversion): Ditto.
14254         * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14255         * tree-ssa-dce.c (remove_dead_stmt): Ditto.
14256         * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
14257         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
14258         copy_loop_headers): Ditto.
14259         * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
14260         * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
14261         * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
14262         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
14263         * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
14264         * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
14265         * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
14266         * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
14267         * tree-ssa-threadupdate.c (redirect_edges): Ditto.
14268         * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
14269         eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
14270         * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
14271         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14272         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
14273         slpeel_add_loop_guard): Ditto.
14275 2005-03-11  James A. Morrison  <phython@gcc.gnu.org>
14277         PR tree-optimization/15784
14278         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
14279         and -1 - A to ~A.
14281         * stmt.c (expand_case): Don't change index_type.  Convert minval
14282         to the proper type.
14284         PR tree-optimization/20130
14285         * fold-const.c (fold): Fold x * -1 into -x.
14287 2005-03-11  Kaz Kojima  <kkojima@gcc.gnu.org>
14289         PR rtl-optimization/20331
14290         * rtlanal.c (modified_between_p): Check its address first for MEM.
14291         (modified_in_p): Likewise.
14293 2005-03-11  Joseph S. Myers  <joseph@codesourcery.com>
14295         * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
14297 2005-03-10  Steven Bosscher  <stevenb@suse.de>
14299         * expr.c (expand_expr_real_1): If possible, use a conditional
14300         move for expanding MIN_EXPR and MAX_EXPR.
14301         Use temp for moving around rtx-en.
14303 2005-03-10  Andrew Pinski  <pinskia@physics.uc.edu>
14305         PR rtl-opt/20412
14306         * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
14307         correct mode.
14309 2005-03-10  Roger Sayle  <roger@eyesopen.com>
14311         * builtins.c (expand_builtin_signbit): Extend to handle floating
14312         point modes wider than the largest integer type, using the
14313         operand_subword_force function to obtain the signbit's word.
14315 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
14317         PR target/20322
14318         * combine.c (try_combine): If recog_for_combine added CLOBBERs
14319         to NEWI2PAT, fail to combine if they are used by NEWPAT.
14321 2005-03-10  Aldy Hernandez  <aldyh@redhat.com>
14323         * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
14325 2005-03-10  Kazu Hirata  <kazu@cs.umass.edu>
14327         * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
14328         type void.
14329         (perform_edge_inserts): Unconditionally call
14330         free_dominator_info.
14332         * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
14334 2005-03-10  Bob Wilson  <bob.wilson@acm.org>
14336         * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
14338 2005-03-10  Nathan Sidwell  <nathan@codesourcery.com>
14340         * bitmap.c (bitmap_copy): Remove manual loop unrolling.
14342         * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
14343         gcc_unreachable.
14344         (rtl_register_value_prof_hooks,
14345         tree_value_profile_transformations,
14346         tree_register_value_prof_hooks): Likewise.
14347         * var-tracking.c (stack_adjust_offset_pre_post,
14348         variable_htab_free, variable_union, dataflow_set_different_2,
14349         count_uses, variable_was_changed, set_frame_base_location,
14350         set_variable_part, emit_note_insn_var_location, vt_emit_notes,
14351         vt_add_function_parameters): Likewise.
14352         * varasm.c (named_section_real, named_section, make_decl_rtl,
14353         asm_emit_uninitialised, assemble_integer, decode_addr_const,
14354         const_hash_1, compare_constant, copy_constant, force_const_mem,
14355         output_constant_pool_2, output_constant_pool_1, output_constant,
14356         output_constructor, make_decl_one_only, decl_tls_model,
14357         default_no_named_section, default_elf_select_section_1,
14358         default_unique_section_1): Likewise.
14359         * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
14360         * vmsdbgout.c (addr_const_to_string): Likewise.
14362         PR c++/20375
14363         * function.c (struct assign_parm_data_one): Remove last_named
14364         field.
14365         (assign_parm_find_data_types): Don't determine last_named.
14366         Reorder named_parm determination.
14367         (assign_parms): Only setup varargs on the last non-varadic
14368         parameter.
14370 2005-03-10  Kazuhiro Inaoka  <inaoka.lazuhiro@renesas.com>
14372         * config/m32r/m32r.md (load_sda_base_32): New pattern.  Loads
14373         sda base address on medium model.
14375 2005-03-10  Zdenek Dvorak  <dvorakz@suse.cz>
14377         * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
14378         * cfgloop.c (flow_loop_nodes_find): Export.
14379         * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
14380         Declare.
14381         * cfgloopmanip.c (fix_loop_structure): New function.
14382         * predict.c (predict_loops): Clean up the loops information.
14383         * tree-cfg.c (cleanup_tree_cfg_loop): New function.
14384         (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
14385         loop structure.
14386         * tree-flow.h (cleanup_tree_cfg_loop): Declare.
14387         (rewrite_into_loop_closed_ssa): Declaration changed.
14388         * tree-loop-linear.c (linear_transform_loops): Add argument to
14389         rewrite_into_loop_closed_ssa call.
14390         * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14391         * tree-ssa-loop-im.c (move_computations): Ditto.
14392         * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
14393         * tree-vectorizer.c (vectorize_loops): Ditto.
14394         * tree-optimize.c: Include cfgloop.h.
14395         (execute_todo): Choose whether to call cleanup_tree_cfg or
14396         cleanup_tree_cfg_loop.
14397         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
14398         (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
14399         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
14400         cleanup_tree_cfg_loop call.
14401         * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
14402         (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
14403         work on part of cfg.
14405 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
14407         PR inline-asm/20314
14408         * gimplify.c (gimplify_asm_expr): Handle input/output constraints
14409         with multiple alternatives.
14411         * stmt.c (parse_output_constraint): Fix a typo.
14413 2005-03-09  Bob Wilson  <bob.wilson@acm.org>
14415         * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
14416         assembly directive instead of deprecated "no-generics".
14418 2005-03-09  Ulrich Weigand  <uweigand@de.ibm.com>
14420         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14421         for non-offsettable memory references to cope with outstanding reload
14422         replacements.
14423         * config/s390/s390.md ("reload_outti"): Call find_replacement to
14424         avoid losing outstanding address reloads.
14425         ("reload_outdi", "reload_outdf"): Likewise.
14427 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14429         * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
14430         code.  Add more cbrt transformations.
14432 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14434         * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
14436 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
14438         * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
14439         NULL_TREE when a given tree is not simplified.
14440         (fold): Return the original tree when any of the functions
14441         mentioned above NULL_TREE.
14443         * fold-const.c (fold_unary, fold_binary): Take decomposed
14444         arguments, code, type, op0, and op1 in case of fold_binary.
14445         (fold): Update calls to fold_unary and fold_binary.
14447 2005-03-09  Roger Sayle  <roger@eyesopen.com>
14449         * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
14450         a fndecl and an arglist instead of a CALL_EXPR, exp.
14452 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
14454         * cfglayout.c (fixup_reorder_chain): Remove old_bb.
14456         * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
14458         * expr.c (expand_assignment): Remove orig_to_rtx.
14460         * fold-const.c (int_const_binop): Remove no_overflow.
14462         * ifcvt.c (noce_emit_move_insn): Remove inmode.
14464         * loop-iv.c (get_biv_step_1): Remove lhs.
14466         * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
14468         * real.c (real_nan): Remove neg.
14470         * function.c (thread_prologue_and_epilogue_insns): Remove i
14471         and newinsn.
14473         * tree-data-ref.c (array_base_name_differ_p): Remove ta and
14474         tb.
14476         * tree-eh.c (tree_could_trap_p): Remove idx.
14478         * tree-into-ssa.c (ann): Remove ann.
14480         * tree-outof-ssa.c (num_nodes): Remove num_nodes.
14482         * tree-sra.c (decide_block_copy): Remove inst_count.
14484         * tree-ssa-alias.c (may_alias_p): Remove v_ann.
14486         * tree-ssa-loop-im.c (lhs): Remove.
14488         * cfgbuild.c (state, STATE, SET_STATE,
14489         BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
14490         make_edges.
14491         (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
14492         (find_basic_blocks): Set the state of each basic block to
14493         BLOCK_NEW.
14495 2005-03-08  Jeff Law  <law@redhat.com>
14497         * tree-cfg.c (cleanup_control_flow): If removal of a computed
14498         goto results in the removal of edges in the CFG, then we need
14499         to recompute dominators.
14501 2005-03-09  Ben Elliston  <bje@au.ibm.com>
14503         * c-common.c (c_do_switch_warnings): Comment fix.
14505 2005-03-08  Julian Brown  <julian@codesourcery.com>
14507         * Patch from 2005-03-08 reverted for causing regressions and
14508         ppc-darwin bootstrap failure.
14510 2005-03-08  Fariborz Jahanian <fjahanian@apple.com>
14512         * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
14513         Define the real function for ppc-darwin.
14514         * c-typeck.c (convert_arguments): Check for target-specific
14515         invalid argument call to unprototyped function.
14516         * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
14517         New Macro.
14518         * target.h (invalid_arg_for_unprototyped_fn): New field
14519         in struct calls.
14520         * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
14521         default target hook.
14522         * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
14523         Declare.
14525 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
14527         * c-typeck.c (constructor_stack, constructor_range_stack,
14528         initializer_stack): Make them static.
14530         * cfg.c (rbi_pool): Make it static.
14532         * gimple-low.c (lower_stmt_body): Make it static.
14533         * tree-flow.h: Remove the corresponding prototype.  Don't
14534         declare lower_data.
14536         * sched-deps.c (cache_size): Make it static.
14538         * stor-layout.c (lang_adjust_rli): Make it static.
14540 2005-03-08  Julian Brown  <julian@codesourcery.com>
14542         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14543         from being used for symbols with vague linkage when
14544         HAVE_GAS_COMDAT_GROUP is true.
14546 2005-03-08  J"orn Rennecke <joern.rennecke@st.com>
14548         * jump.c (invert_jump_1): Don't call redirect_jump_1 with
14549         nlabel == JUMP_LABEL (jump).
14551 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
14553         * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
14554         gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
14555         tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
14556         tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
14558 2005-03-08  Alexey Neyman  <alex.neyman@auriga.ru>
14560         PR c/14411
14561         * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
14562         * c-common.c (handle_returns_twice): New function.
14563         (c_common_attribute_table): Declare eturns_twice' attribute.
14564         * doc/extend.texi: Document eturns_twice' attribute.
14565         * tree.h (DECL_IS_RETURNS_TWICE): New macro.
14566         (struct tree_decl): Add returns_twice_flag.
14568 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
14570         * tree-ssa-phiopt.c: Fix a comment typo.
14572         * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
14573         loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
14574         config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
14575         copyright.
14577 2005-03-08  Richard Henderson  <rth@redhat.com>
14579         * config/alpha/alpha.c (code_for_builtin): Replace special-case
14580         builtin codes with ctzdi2, clzdi2, popcountdi2.
14581         (struct alpha_builtin_def): Add is_const.
14582         (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
14583         (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
14584         (alpha_init_builtins): Init them.  Set nothrow and const attributes
14585         on builtins.
14586         (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
14587         alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
14588         alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
14589         alpha_fold_vector_minmax, alpha_fold_builtin_perr,
14590         alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
14591         alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
14592         alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
14593         alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
14594         (TARGET_FOLD_BUILTIN): New.
14595         * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
14596         (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
14597         (ffsdi2): Use ctz.
14598         (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
14600 2005-03-08  Ira Rosen  <irar@il.ibm.com>
14602         PR tree-optimization/20122
14603         * tree-vect-analyze.c (vect_object_analysis): Analyze initial
14604         condition of access function instead of base.
14606 2005-03-07  Jeff Law  <law@redhat.com>
14607             Steven Bosscher  <stevenb@suse.de>
14609         * tree-cfg.c (find_taken_edge_computed_goto): New function.
14610         (find_taken_edge): Call find_taken_edge_computed_goto as
14611         appropriate.  Allow any gimple invariant rather than just
14612         INTEGER_CST for VAL.
14613         (cleanup_control_flow): Cleanup a computed goto which has turned
14614         into a simple goto.
14615         (tree_merge_blocks): If block B has any forced labels, move
14616         them to the start of block A.
14617         * tree-ssa-dom.c (thread_across_edge): Allow threading across
14618         computed gotos as well.
14619         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
14620         removal of unnecessary computed gotos too.
14621         (lookup_redirection_data): Fix type of INSERT argument.  Callers
14622         updated.
14624 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
14626         * tree-ssa-phiopt.c: Update copyright.  Fix indentations.
14627         Remove trailing spaces.
14629         * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
14630         unshare_all_trees): Make them static.
14631         * tree-gimple.h: Remove the corresponding prototypes.
14633         * diagnostic.h: Remove unused prototype
14634         debug_output_buffer.
14635         * modulo-sched.c: Remove unused prototype
14636         set_row_column_for_ps.
14638         * tree-ssa-phiopt.c (tree_ssa_phiopt,
14639         replace_phi_edge_with_variable): Remove unused variable i.
14641 2005-03-07  Per Bothner  <per@bothner.com>
14643         * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
14645 2005-03-06  Andrew Pinski  <pinskia@physics.uc.edu>
14647         PR tree-opt/17671
14648         * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
14649         bbs on the COND_EXPR instead of the PHI_NODEs.
14650         (candidate_bb_for_phi_optimization): Remove.
14651         (replace_phi_with_stmt): Rename to ...
14652         (replace_phi_edge_with_variable): this and change so that we
14653         replace the phi argument instead of removing the PHI.
14654         (conditional_replacement): Change so we deal with PHI with more
14655         than two arguments.
14656         (value_replacement): Likewise.
14657         (abs_replacement): Likewise.
14659 2005-03-07  Aldy Hernandez  <aldyh@redhat.com>
14661         * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
14662         output_e500_flip_gt_bit.
14664         * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
14665         as bit 31.
14666         (rs6000_generate_compare): Fix logic to look at the correct bits.
14667         (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
14668         Look at GT bit.
14669         (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
14670         gen_e500_flip_gt_bit.  Rename gen_move_from_CR_eq_bit to
14671         gen_move_from_CR_gt_bit.
14673         * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
14674         ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
14675         (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
14677         * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
14678         (E500_CR_IOR_COMPARE): New constant.
14680 2005-03-08  Earl Chew <earl_chew@agilent.com>
14681             David Billinghurst <David.Billinghurst@riotinto.com>
14683         * config/i386/host-cygwin.c: New file to support precompiled
14684         headers on cygwin
14685         * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
14686         * config.host: Use above files for cygwin host.
14688 2005-03-07  David Edelsohn  <edelsohn@gnu.org>
14690         * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
14691         ordering ops from earlier change.
14693 2005-03-07  Per Bothner  <per@bothner.com>
14695         Various fixes to allow us to again build if --enable-mapped-location:
14696         * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
14697         unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
14698         * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
14699         local variable loc. Change logic appropriately.
14700         * tree-vect-transform.c (vect_finish_stmt_generation): Use
14701         EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
14702         * c-parser.c (c_parser_for_statement): Initialize loc variable.
14703         * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
14704         DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
14706 2005-03-07  Richard Sandiford  <rsandifo@redhat.com>
14708         PR rtl-optimization/19683
14709         * reload1.c (choose_reload_regs): Pass the number of bits, not the
14710         number of bytes, to smallest_int_for_mode.  Fix arguments to
14711         REG_CANNOT_CHANGE_MODE_P.
14713 2005-03-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
14715         * reorg.c (relax_delay_slots): Check that the jump is
14716         conditional before trying to invert it.
14718 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
14720         * bb-reorder.c (max_entry_frequency, max_entry_frequency):
14721         Make them static.
14723         * calls (stack_arg_under_construction): Make it static.
14725         * flow.c (regs_live_at_setjmp): Make it static.
14726         * flow.h: Remove the corresponding prototype.
14728         * reload1.c (reload_startobj, reload_firstobj,
14729         something_needs_operands_changed, reload_inherited,
14730         reload_inheritance_insn, reload_override_in,
14731         reload_spill_index): Make them static.
14733         * recog.c (verify_changes): Make it static.
14734         * recog.h: Remove the corresponding prototype.
14736         * cfgbuild.c (find_sub_basic_blocks): Remove.
14737         * basic-block.h: Remove the corresponding prototype.
14738         * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
14739         in comments.
14740         * doc/cfg.texi: Don't mention find_sub_basic_blocks.
14742         * tree-ssa-operands.c (check_build_stmt): Remove.
14744         * stor-layout.c (set_alignment): Remove.
14745         * tree.h: Remove the corresponding prototype.
14747         * tree-ssa-pre.c (has_abnormal_preds): Make it static.
14749         * tree-ssa-dce.c (control_dependence_map,
14750         visited_control_parents): Make them static.
14752         * cfghooks.c (verify_flow_info): Remove local variable
14753         num_bb_notes.
14755         * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
14756         last_bb_seen.
14758         * loop-unswitch.c (unswitch_loop): Remove local variable src.
14760 2005-03-07  David Billinghurst <David.Billinghurst@riotinto.com>
14762         * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
14764 2005-03-07  Joseph S. Myers  <joseph@codesourcery.com>
14766         * config/ia64/hpux.h (LINK_SPEC): Add -z.
14767         * config/ia64/ia64.c (ia64_function_value): Return a REG not a
14768         PARALLEL for an empty structure.
14770 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
14772         * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
14774         * fold-const.c (fold_binary): Unroll the very first "for"
14775         loop.
14777 2005-03-06  David Edelsohn  <edelsohn@gnu.org>
14779         * config/rs6000/predicates.md (branch_comparison_operator): Remove
14780         redundant match_code test.
14781         (scc_comparison_operator): Swap match_operand and match_code
14782         tests.
14783         (branch_positive_comparison_operator): Same.
14784         (trap_comparison_operator): Use comparison_operator and swap with
14785         match_code test.
14787 2005-03-06  Marek Michalkiewicz  <marekm@amelek.gda.pl>
14789         PR target/20288
14790         * config/avr/avr.c (print_operand): Add 'p' and 'r'.
14791         (out_movhi_r_mr): Read low byte of volatile MEM first.
14792         (out_movhi_mr_r): Write high byte of volatile MEM first.
14794 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
14796         * cselib.c (reg_values, reg_values_size): Make them static.
14798         * cse.c (cse_reg_info_table): Make it static.
14800         * fold-const.c (fold_unary): Use build1 instead of copy_node.
14802 2005-03-06  Zdenek Dvorak  <dvorakz@suse.cz>
14804         * cse.c (find_best_addr): Use canon_for_address.
14806 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
14808         * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
14809         (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
14810         SUBREG and MEM, respectively.
14812         * fold-const.c (fold_binary): Use code instead of t.
14814         * fold-const.c (optimize_minmax_comparison): Take decomposed
14815         arguments code, type, op0, and op1 instead of t.
14816         (fold_binary): Update a call to optimize_minmax_comparison.
14818         * fold-const.c (fold_range_test): Take decomposed arguments
14819         code, type, op0, and op1 instead of t.
14820         (fold_binary): Update a call to fold_range_test.
14822         * fold-const.c (fold_binary_op_with_conditional_arg): Take
14823         decomposed arguments code, type, op0, and op1 instead of t.
14824         (fold_binary): Update a call to fold_range_test.
14826 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
14828         * fold-const.c (fold_binary): Avoid directly using the original
14829         expression t as much as possible.
14831 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
14833         * c-semantics.c (build_stmt): Use TYPE_P instead of
14834         IS_NON_TYPE_CODE_CLASS.
14835         * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
14836         (NON_TYPE_CHECK): Use TYPE_P instead of
14837         IS_NON_TYPE_CODE_CLASS.
14839         * fold-const.c (fold): Remove handling of binary expressions.
14841 2005-03-05  James A. Morrison  <phython@gcc.gnu.org>
14843         * doc/c-tree.texi: Wrap comments in @r{}.
14844         * doc/cpp.texi: Likewise.
14845         * doc/cppinternals.texi: Likewise.
14846         * doc/extend.texi: Likewise.
14847         * doc/md.texi: Likewise.
14848         * doc/objc.texi: Likewise.
14849         * doc/sourcebuild.texi: Likewise.
14850         * doc/tm.texi: Likewise.
14851         * doc/tree-ssa.texi
14853 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
14855         * predict.c (apply_return_prediction): Standardize PHI chain
14856         walking.
14857         * tree-ssa.c (ssa_redirect_edge): Likewise.
14859         * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
14860         gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
14861         Update copyright.
14863         * tree-phinodes.c (remove_phi_node): Drop the last argument.
14864         * tree-flow.h: Adjust the prototype for remove_phi_node.
14865         * lambda-code.c (perfect_nestify): Adjust a call to
14866         remove_phi_node.
14867         * tree-cfg.c
14868         (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
14869         * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
14870         Likewise.
14871         * tree-ssa-dce.c (remove_dead_phis): Likewise.
14872         * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
14873         * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
14874         * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
14876         * combine.c (simplify_and_const_int): Use gen_int_mode instead
14877         of GEN_INT (trunc_int_for_mode (...)).
14878         * loop-iv.c (iv_number_of_iterations): Likewise.
14879         * postreload.c (reload_cse_move2add): Likewise.
14880         * simplify-rtx.c (simplify_const_unary_operation,
14881         simplify_const_binary_operation): Likewise.
14882         * stor-layout.c (get_mode_bounds): Likewise.
14884         * fold-const.c (fold_binary): New.
14885         (fold): Call fold_binary on binary expressions.
14887 2005-03-05  Richard Sandiford  <rsandifo@redhat.com>
14889         * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
14890         * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
14891         (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
14892         (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
14893         (ASM_SPEC): Pass down -msym32 and -mno-sym32.
14895 2005-03-04  Devang Patel  <dpatel@apple.com>
14897         PR tree-optimization/18815
14898         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14899         loops with zero exit edges.
14901 2005-03-04  Devang Patel  <dpatel@apple.com>
14903         * doc/invoke.texi: Remove reference to webpage that does not exist.
14905 2005-03-04  John David Anglin  <dave.danglin@nrc-cnrc.gc.ca>
14906             Joseph S. Myers  <joseph@codesourcery.com>
14908         PR c++/19797
14909         * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
14910         (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
14911         * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
14912         * pa.c (get_plabel): Change argument to symbol_ref.  Call
14913         maybe_get_identifier instead of get_identifier.
14914         (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
14915         (struct deferred_plabel): Replace name field with symbol field.
14916         (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
14917         ASM_OUTPUT_EXTERNAL_REAL is defined.
14918         (output_global_address): Use output_addr_const for output of all
14919         symbol_refs.
14920         (output_deferred_plabels): Use symbol_ref instead of name for address
14921         output.
14922         * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
14923         ASM_OUTPUT_SYMBOL_REF): New macros.
14924         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw.  Update
14925         comment.
14926         (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
14927         label.
14929 2005-03-05  Joseph S. Myers  <joseph@codesourcery.com>
14931         * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
14932         *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
14934 2005-03-04  Jeff Law  <law@redhat.com>
14936         * basic-block.h (rediscover_loops_after_threading): Declare.
14937         * tree-ssa-dom.c: Include cfgloop.h.
14938         (tree_ssa_dominator_optimize): Discover loops and some basic
14939         properties.  Remove forwarder blocks recreated by loop header
14940         canonicalization.  Also mark backedges in the CFG.
14941         * tree-ssa-threadupdate.c: Include cfgloop.h
14942         (rediscover_loops_after_threading): Define.
14943         (struct local_info): New field, JUMP_THREADED.
14944         (prune_undesirable_thread_requests): New function.
14945         (redirect_edges): Clear EDGE_ABNORMAL.  If edges were threaded
14946         then record that fact for the callers of redirct_edges.
14947         (thread_block): If BB has incoming backedges, then call
14948         prune_undesirable_thraed_requests.    Note when we are
14949         going to have to rediscover loop information.  Return a
14950         boolean indicating if any jumps were threaded.
14951         (thread_through_all_blocks): Bubble up boolean indicating
14952         if any jumps were threaded.
14953         * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
14954         (tree-ssa-threadupdate.o): Similarly.
14956 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
14958         * fold-const.c (fold_ternary): Unroll the "for" loop to
14959         extract operands.
14961 2005-03-04  Andrew Haley  <aph@redhat.com>
14963         * unwind-dw2-fde-glibc.c (struct
14964         unw_eh_callback_data.check_cache): New field.
14965         (frame_hdr_cache): New.
14966         (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
14967         Cache frame header info.
14969 2005-03-04  Richard Sandiford  <rsandifo@redhat.com>
14971         * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
14972         (print_c_condition): Declare.
14973         * read-rtl.c (ptr_loc): New structure.
14974         (ptr_locs, ptr_loc_obstack, joined_conditions)
14975         (joined_conditions_obstack): New variables.
14976         (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
14977         (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
14978         (join_c_conditions, print_c_condition): New functions.
14979         (apply_macro_to_string): Associate the new string with the same
14980         source location as the old one.
14981         (add_condition_to_string): Use join_c_conditions.
14982         (read_string): Use set_rtx_ptr_loc to record a filename and line
14983         number for the string.
14984         (read_rtx): Initialize the new variables above.
14985         * genattrtab.c (write_test_expr, write_attr_value): Use
14986         print_c_condition.
14987         * genconditions.c (write_header): Don't define MAYBE_EVAL.  Move its
14988         comment above the GCC_VERSION check.
14989         (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
14990         Inline the definition of MAYBE_EVAL.
14991         * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
14992         * genoutput.c (process_template): Likewise.
14993         * genpreds.c (write_predicate_subfunction): Likewise.
14994         (write_predicate_expr): Use print_c_condition.
14995         * genrecog.c (write_cond): Likewise.
14996         * gensupport.c (process_rtx): Use join_c_conditions to join the
14997         conditions of a define_insn_and_split.  Record a source location
14998         for the string after the "&&".
14999         (alter_test_for_insn): Use join_c_conditions.
15001 2005-03-04  Andrew Pinski  <pinskia@physics.uc.edu>
15003         Revert for now:
15004         2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
15005         PR tree-optimization/15784
15006         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
15007         and -1 - A to ~A.
15009 2005-03-04  Ben Elliston  <bje@au.ibm.com>
15011         * gcc.c (option_map): Add --coverage.
15012         (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
15013         (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
15014         * config/darwin.h: Pass -lgcov for `coverage'.
15015         * doc/invoke.texi (Debugging Options): Document --coverage.
15017 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
15019         * gcse.c (bypass_block): Use find_edge wherever possible.
15021 2005-03-03  Daniel Berlin <dberlin@dbrelin.org>
15023         Fix PR debug/20253
15025         * c-opts.c (c_common_parse_file): Call start_source_file
15026         and end_source_file at the approriate times.
15028         * dwarf2out.c (dwarf2out_finish): Don't auto-end
15029         the main file, it will be done for us now.
15031 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
15033         * fold-const.c (fold_ternary): New.
15034         (fold): Call fold_ternary on ternary expressions.  Remove
15035         handling of ternary expressions.
15037 2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
15039         PR tree-optimization/15784
15040         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
15041         and -1 - A to ~A.
15043 2005-03-03  David Edelsohn  <edelsohn@gnu.org>
15045         * config/rs6000/predicates.md (branch_comparison_operator):
15046         Convert from C block to conditional format.
15048 2005-03-03  Jan Hubicka  <jh@suse.cz>
15050         * tree-dfa.c (add_referenced_var): Don't walk initializer of external
15051         and non-constant public variables.
15053 2005-03-03  Kazu Hirata  <kazu@cs.umass.edu>
15055         * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
15056         with LABEL_EXPR.
15058         * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
15059         EDGE_I.
15061         * tree-phinodes.c (remove_phi_node): Clean up by factoring out
15062         calls to release_ssa_name and release_phi_node.
15064         * fold-const.c (fold): Remove handling of unary expressions.
15066         * fold-const.c (fold_unary): Avoid directly using the original
15067         expression t as much as possible.
15069 2005-03-03  Roger Sayle  <roger@eyesopen.com>
15070             Andrew Pinski  <pinskia@physics.uc.edu>
15072         * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
15073         RETURN rtx, and not a LABEL_REF containing a NULL pointer.
15075 2005-03-03  Hans-Peter Nilsson  <hp@axis.com>
15077         Describe special registers SRP and MOF as allocatable registers.
15078         * config/cris/cris.c (cris_md_asm_clobbers): New function.
15079         (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
15080         (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
15081         TARGET_HAS_MUL_INSNS.
15082         (cris_print_operand) <case 'd'>: New case.
15083         <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
15084         * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
15085         define.
15086         (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
15087         (REG_ALLOC_ORDER): Update for MOF.
15088         (enum reg_class): New members MOF_REGS, GENERAL_REGS and
15089         SPECIAL_REGS.
15090         (GENERAL_REGS): No longer a define of ALL_REGS.
15091         (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
15092         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
15093         Adjust accordingly.
15094         (CRIS_SPECIAL_REGS_CONTENTS): New macro.
15095         (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
15096         (SECONDARY_RELOAD_CLASS): Define.
15097         (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
15098         (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
15099         (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
15100         (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
15101         (REGISTER_MOVE_COST): Define.
15102         (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
15103         * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
15104         (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
15105         (CRIS_MOF_REGNUM): New define_constants.
15106         ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
15107         special registers.
15108         ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
15109         New patterns.
15110         ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
15111         ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
15112         Adjust for MOF being properly described as a register.
15113         (indir_to_reg_split): Name this split.  Conditionalize on the
15114         destination register being a general register.
15115         (movei): Conditionalize on on operands 0 and 1 having the same
15116         register class.
15118 2005-03-03  Alan Modra  <amodra@bigpond.net.au>
15120         PR target/20277
15121         * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
15122         -mcpu to override any other explicitly given flags.
15124 2005-03-02  J"orn Rennecke <joern.rennecke@st.com>
15126         * recog.c (verify_changes, confirm_change_group): New functions,
15127         broken out of apply_change_group.
15128         (apply_change_group): Use them.
15129         * recog.h (verify_change, confirm_change_group): Declare.
15130         * rtl.h (redirect_jump_2): Declare.
15131         * jump.c (redirect_exp, invert_exp): Delete.
15132         (invert_exp_1): Take second parameter.  Return value.  Changed caller.
15133         (redirect_jump_2): New function, broken out of redirect_jump.
15134         (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
15135         (invert_jump): Use invert_jump_1 and redirect_jump_2.
15136         * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
15138 2005-03-02  Geoffrey Keating  <geoffk@apple.com>
15140         * varasm.c (named_section): Use xstrdup rather than doing it by
15141         hand.
15143         * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
15145 2005-03-02  Devang Patel  <dpatel@apple.com>
15147         Undo PR tree-optimization/18815 fix.
15149 2005-03-02  Devang Patel  <dpatel@apple.com>
15151         PR tree-optimization/18815
15152         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15153         loops with zero exit edges.
15155 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
15157         * cfg.c (connect_src, connect_dest, disconnect_src,
15158         disconnct_dest): New.
15159         (unchecked_make_edge, remove_edge, redirect_edge_succ,
15160         redirect_edge_pred): Use the new functions.
15162         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
15163         free_dominance_info only when needed.
15165 2005-03-02  David Edelsohn  <edelsohn@gnu.org>
15167         PR target/20276
15168         * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
15169         (reg_or_sub_cint64_operand): Same.
15171 2005-03-02  Jeff Law  <law@redhat.com>
15173         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
15174         CFG_ALTERED in the main DOM iteration loop.
15176 2005-03-02  Mark Mitchell  <mark@codesourcery.com>
15178         PR c++/19916
15179         * varasm.c (initializer_constant_valid_p): Allow conversions
15180         between OFFSET_TYPEs.  Tidy.
15182 2005-03-02  Hans-Peter Nilsson  <hp@axis.com>
15184         * config/cris/cris.md ("return"): Remove epilogue delay list
15185         sanity check.
15187 2005-03-02  Daniel Jacobowitz  <dan@codesourcery.com>
15189         * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
15190         for Thumb.
15191         * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
15193 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
15195         * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
15196         loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
15197         config/m68k/m68k.c, config/mips/mips.h,
15198         config/rs6000/rs6000-protos.h, doc/contrib.texi,
15199         doc/include/gcc-common.texi: Update copyright.
15201         PR middle-end/18029 and PR middle-end/18030
15202         * expr.c (optimize_bitfield_assignment_op): Add a special case
15203         to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
15205         * fold-const.c (fold_unary): New.
15206         (fold): Call fold_unary on unary expressions.
15208 2005-03-02  Richard Guenther  <rguenth@gcc.gnu.org>
15210         * cgraph.h (struct cgraph_edge): Add prev_caller and
15211         prev_callee fields.
15212         (cgraph_node_remove_callees): Export.
15213         * cgraph.c (cgraph_create_edge): Initialize prev_caller
15214         and prev_callee.
15215         (cgraph_edge_remove_callee): New function.
15216         (cgraph_edge_remove_caller): Likewise.
15217         (cgraph_remove_edge): Use.
15218         (cgraph_redirect_edge_callee): Likewise.
15219         (cgraph_node_remove_callees): New function.
15220         (cgraph_node_remove_callers): Likewise.
15221         (cgraph_remove_node): Use.
15222         * tree-optimize.c (tree_rest_of_compilation): Use
15223         cgraph_node_remove_callees instead of manual loop.
15224         * cgraphunit.c (cgraph_finalize_function): Likewise.
15225         (cgraph_expand_function): Likewise.
15226         (cgraph_remove_unreachable_nodes): Likewise.
15228 2005-03-02  Joseph S. Myers  <joseph@codesourcery.com>
15230         PR c/8927
15231         * c-tree.h (undeclared_variable, build_external_ref): Add extra
15232         argument.
15233         * c-decl.c (undeclared_variable): Take location as argument.
15234         * c-typeck.c (build_external_ref): Likewise.
15235         * c-parser.c (c_parser_postfix_expression): Pass location of
15236         identifier to build_external_ref.
15238 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
15240         * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
15241         CCEQ mode for branch_positive_comparison_operator test.
15242         * config/rs6000/predicates (branch_comparison_operator): Revert to
15243         define_predicate.
15244         (scc_comparison_operator): Same.
15245         (branch_positive_comparison_operator): Same.
15247 2005-03-01  Hans-Peter Nilsson  <hp@axis.com>
15249         * config/cris/cris.c (cris_eligible_for_epilogue_delay)
15250         (cris_delay_slots_for_epilogue): Remove.
15251         (save_last): Move into cris_target_asm_function_epilogue.
15252         (cris_target_asm_function_epilogue): Remove tests for file being
15253         NULL.
15254         * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
15255         (cris_delay_slots_for_epilogue): Remove prototypes.
15256         * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
15257         (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
15259 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
15261         * config/rs6000/predicates.md (branch_comparison_operator): Change
15262         to define_special_predicate.
15263         (scc_comparison_operator): Same.
15264         (branch_positive_comparison_operator): Same.
15266 2005-03-01  Daniel Berlin <dberlin@dberlin.org>
15268         * Makefile.in (tree-ssa-sink.o): New.
15269         (OBJS-common): Add tree-ssa-sink.o.
15270         * common.opt: Add -ftree-sink
15271         * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
15272         * timevar.def (TV_TREE_SINK): new timevar.
15273         * tree-flow.h (is_hidden_global_store): Prototype.
15274         * tree-optimize.c (init_tree_optimization_passes): Add
15275         pass_sink_code.
15276         * tree-pass.h (pass_sink_code): New.
15277         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
15278         for non-obvious global store store to is_hidden_global_store, and
15279         call that new function.
15280         * tree-ssa-sink.c: New file.
15281         * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
15282         * doc/passes.texi: Document forward store motion.
15283         * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
15284         * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
15285         * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
15286         * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
15288 2005-03-01  Per Bothner  <per@bothner.com>
15290         * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
15291         and we have a non-zero column-number, add it to the message.
15292         Also factor out the diagnostic_kind_text.
15294 2005-03-01  Zdenek Dvorak  <dvorakz@suse.cz>
15296         * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
15297         flow_loop_pre_header_scan, flow_loop_pre_header_find,
15298         flow_loop_scan): Removed.
15299         (flow_loop_dump): Do not dump removed fields.
15300         (flow_loop_free): Do not free removed fields.
15301         (flow_loops_find): Flags argument removed.  Do not call flow_loop_scan.
15302         (loop_exit_edge_p): New function.
15303         * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
15304         num_pre_header_edges, entry_edges, num_entries, exit_edges,
15305         num_exits, exits_doms.
15306         (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
15307         LOOP_EDGES, LOOP_ALL): Removed.
15308         (flow_loop_scan): Declaration removed.
15309         (loop_exit_edge_p, mark_loop_exit_edges): Declare.
15310         * cfgloopmanip.c (create_loop_notes): Do not pass flags to
15311         flow_loops_find.
15312         * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
15313         (if_convert): Call flow_loops_find and flow_loops_free
15314         when calling mark_loop_exit_edges.
15315         * cfgloopanal.c (mark_loop_exit_edges): Moved from
15316         ifcvt.c.  Removed the flow_loops_find, flow_loops_free and
15317         free_dominance_info calls.
15318         * loop-init.c (flow_loops_find): Ditto.
15319         * passes.c (rest_of_handle_branch_prob): Ditto.
15320         * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
15321         * loop-unroll.c (analyze_insns_in_loop): Do not use
15322         EDGE_LOOP_EXIT.
15323         * predict.c (predict_loops): Do not call flow_loop_scan.
15324         Use get_loop_exit_edges.
15325         (tree_estimate_probability): Do not pass flags to flow_loops_find.
15326         * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
15327         Do not use EDGE_LOOP_EXIT.
15328         (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
15329         to bb_with_exit_edge_p.
15330         (if_convertible_loop_p): Do not call flow_loop_scan.  Use
15331         loop->single_exit.  Do not use EDGE_LOOP_EXIT.  Pass loop
15332         to bb_with_exit_edge_p.
15333         (combine_blocks): Pass loop to bb_with_exit_edge_p.  Do not use
15334         EDGE_LOOP_EXIT.
15335         * tree-loop-linear.c (linear_transform_loops): Do not call
15336         flow_loop_scan.  Use loop->single_exit.
15337         * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
15338         (vect_analyze_loop_form): Do not call flow_loop_scan.
15339         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
15340         loop->single_exit.
15341         (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
15342         loop->single_exit.
15343         * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
15344         slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15345         slpeel_tree_duplicate_loop_to_edge_cfg,
15346         slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
15347         Use loop_preheader_edge and loop->single_exit.  Do not call
15348         flow_loop_scan.
15350 2005-03-01  Nick Clifton  <nickc@redhat.com>
15352         * config/arm/arm.c (thumb_find_work_register): Check all of the
15353         argument registers to see if they are free, and a couple of
15354         special cases where the last argument register but can be proved
15355         to be available during the function's prologue.
15356         (print_multi_reg, arm_compute_save_reg0_reg12_mask,
15357         output_return_instruction, emit_multi_reg_push, thumb_pushpop,
15358         thumb_unexpanded_epilogue): Use unsigned long as the type for the
15359         register bit-mask.
15360         (thumb_compute_save_reg_mask): Likewise.  Also use
15361         thumb_find_work_register() to ensure that there is agreement about
15362         which work register is going to be used in the prologue.
15363         (thumb_output_function_prologue): Use unsigned long as the type
15364         for the register bit-mask.  Also delay pushing the link register if
15365         other high registers are going to be pushed.
15366         (thumb_compute_save_reg_mask, emit_multi_reg_push,
15367         print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
15368         redundant prototypes.
15370 2005-02-28  John David Anglin  <dave.anglin#nrc-cnrc.gc.ca>
15372         PR target/19819
15373         * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
15374         and after reload in REG+REG indexed addresses without REG_POINTER
15375         set in the base and not set in the index.
15377 2005-02-28  Kaz Kojima  <kkojima@gcc.gnu.org>
15379         * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
15380         Don't undefine here.
15381         (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
15382         (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
15383         (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15384         (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
15385         LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
15386         Delete.
15387         * config.gcc (sh*-*-linux*): Use config/linux.h.
15389 2005-02-28  Dale Johannesen  <dalej@apple.com>
15390             Stan Shebs  <shebs@apple.com>
15392         Rewrite of 64-bit Darwin structure-by-value pass/return.
15393         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
15394         intoffset, use_stack, named.
15395         * config/rs6000/rs6000.c (rs6000_darwin64_function_arg):  Remove.
15396         (rs6000_darwin64_record_arg_advance_flush):  New.
15397         (rs6000_darwin64_record_arg_advance_recurse): New.
15398         (rs6000_darwin64_record_arg_flush):  New.
15399         (rs6000_darwin64_record_arg_recurse):  New.
15400         (rs6000_darwin64_record_arg):  New.
15401         (rs6000_return_in_memory):  Remove AGGREGATE_TYPE_P check.
15402         (function_arg_boundary):  Handle 128-bit aligned structs.
15403         (function_arg_advance):  Rewrite darwin64 struct handling.
15404         (function_arg):  Call rs6000_darwin64_record_arg.
15405         (function_arg_partial_nregs):  Handle darwin64 structs.
15406         (rs6000_darwin64_function_value):  Remove.
15407         (rs6000_function_value):  Call rs6000_darwin64_record_arg.
15409 2005-02-28  Roger Sayle  <roger@eyesopen.com>
15411         PR tree-optimization/20216
15412         * tree-chrec.c (tree_fold_factorial): Delete.
15413         (tree_fold_binomial): Change argument list to take a return type
15414         and change the type of K to unsigned int.  Rewrite to avoid explicit
15415         evaluation of factorials, and (recursively) calling fold to perform
15416         compile-time arithmetic.  Return NULL on (internal) overflow.
15417         (chrec_evaluate): Change type of K to an unsigned int.  Avoid
15418         calling tree_fold_binomial unnecessarily.  Return chrec_dont_know
15419         if any intermediate calculation overflows.
15420         (chrec_apply): Update call to chrec_evaluate.
15422 2005-02-28  James E Wilson  <wilson@specifixinc.com>
15424         * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
15426 2005-02-28  Joseph S. Myers  <joseph@codesourcery.com>
15428         PR c/20245
15429         * c-parser.c (c_parser_compound_statement): Return error_mark_node
15430         instead of NULL_TREE on error.
15432 2005-02-28  David Edelsohn  <edelsohn@gnu.org>
15434         * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
15435         (EASY_VECTOR_15_ADD_SELF): Remove.
15436         (num_insns_constant_wide): Not static.
15437         (validate_condition_mode): Not static.
15438         (toc_relative_expr_p): Not static.
15439         (legitimate_indirect_address_p): Not static.
15440         (macho_lo_sum_memory_operand): Not static.
15441         (invalid_e500_subreg): Not static.
15442         (easy_vector_same): Not static.
15443         (easy_vector_splat_const): Not static.
15444         (RS6000_SYMBOL_REF_TLS_P): Remove.
15445         (any_operand): Delete.
15446         (any_parallel_operand): Delete.
15447         (count_register_operand): Delete.
15448         (altivec_register_operand): Delete.
15449         (xer_operand): Delete.
15450         (s8bit_cint_operand): Delete.
15451         (short_cint_operand): Delete.
15452         (u_short_cint_operand): Delete.
15453         (non_short_cint_operand): Delete.
15454         (exact_log2_cint_operand): Delete.
15455         (gpc_reg_operand): Delete.
15456         (cc_reg_operand): Delete.
15457         (cc_reg_not_cr0_operand): Delete.
15458         (reg_or_short_operand): Delete.
15459         (reg_or_neg_short_operand): Delete.
15460         (reg_or_aligned_short_operand): Delete.
15461         (reg_or_u_short_operand): Delete.
15462         (reg_or_cint_operand): Delete.
15463         (reg_or_arith_cint_operand): Delete.
15464         (reg_or_add_cint64_operand): Delete.
15465         (reg_or_sub_cint64_operand): Delete.
15466         (reg_or_logical_cint_operand): Delete.
15467         (got_operand): Delete.
15468         (got_no_const_operand): Delete.
15469         (easy_fp_constant): Delete.
15470         (easy_vector_constant): Delete.
15471         (easy_vector_constant_add_self): Delete.
15472         (zero_constant): Delete.
15473         (zero_fp_constant): Delete.
15474         (volatile_mem_operand): Delete.
15475         (offsettable_mem_operand): Delete.
15476         (mem_or_easy_const_operand): Delete.
15477         (add_operand): Delete.
15478         (non_add_cint_operand): Delete.
15479         (logical_operand): Delete.
15480         (non_logical_cint_operand): Delete.
15481         (mask_operand): Delete.
15482         (mask_operand_wrap): Delete.
15483         (mask64_operand): Delete.
15484         (mask64_2_operand): Delete.
15485         (and64_operand): Delete.
15486         (and64_2_operand): Delete.
15487         (and_operand): Delete.
15488         (reg_or_mem_operand): Delete.
15489         (lwa_operand): Delete.
15490         (symbol_ref_operand): Delete.
15491         (call_operand): Delete.
15492         (current_file_function_operand): Delete.
15493         (input_operand): Delete.
15494         (rs6000_nonimmediate_operand): Delete.
15495         (rs6000_tls_symbol_ref): Delete.
15496         (save_world_operation): Delete.
15497         (restore_world_operation): Delete.
15498         (load_multiple_operation): Delete.
15499         (store_multiple_operation): Delete.
15500         (vrsave_operation): Delete.
15501         (mfcr_operation): Delete.
15502         (mtcrf_operation): Delete.
15503         (lmw_operation): Delete.
15504         (stmw_operation): Delete.
15505         (branch_comparison_operator): Delete.
15506         (branch_positive_comparison_operator): Delete.
15507         (scc_comparison_operator): Delete.
15508         (trap_comparison_operator): Delete.
15509         (boolean_operator): Delete.
15510         (boolean_or_operator): Delete.
15511         (min_max_operator): Delete.
15512         * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
15513         (EASY_VECTOR_15): Moved to here.
15514         (EASY_VECTOR_15_ADD_SELF): Move to here.
15515         (PREDICATE_CODES): Delete.
15516         * config/rs6000/rs6000-protos.h: Delete predicate functions.
15517         Declare functions no longer static.
15518         * config/rs6000/predicates.md: New.
15519         * config/rs6000/rs6000.md: Include predicates.md
15521 2005-02-28  Kazu Hirata  <kazu@cs.umass.edu>
15523         * calls.c (emit_call_1): Don't use  REG_ALWAYS_RETURN.
15524         (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
15525         REG_ALWAYS_RETURN.
15526         * cfgrtl.c (need_fake_edge_p): Likewise.
15527         * combine.c (distribute_notes): Likewise.
15528         * emit-rtl.c (try_split): Likewise.
15529         * recog.c (peephole2_opimize): Likewise.
15530         * reg-notes.def (ALWAYS_RETURN): Remove.
15531         * rtl.h (LCT_ALWAYS_RETURN): Remove.
15532         * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
15533         * tree.h (ECF_ALWAYS_RETURN): Remove.
15535 2005-02-28  Roger Sayle  <roger@eyesopen.com>
15537         PR middle-end/19874
15538         * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
15539         between different machine modes is never a "useless" conversion.
15541 2005-02-28  Geert Bosch  <bosch@gnat.com>
15543         PR ada/15977
15544         * doc/contrib.texi: List contributors for Ada front end
15546 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15548         * simplify-rtx.c (simplify_unary_operation_1,
15549         simplify_const_unary_operation): New, extracted from...
15550         (simplify_unary_operation): ... this one.
15551         (simplify_binary_operation_1,
15552         simplify_const_binary_operation): New, extracted from...
15553         (simplify_binary_operation): ... this one.
15554         * rtl.h (simplify_const_unary_operation,
15555         simplify_const_binary_operation): Add prototypes.
15557 2005-02-28  Julian Brown  <julian@codesourcery.com>
15559         * config/elfos.h: Revert my patch from 2005-02-25 since it broke
15560         building libjava and caused PR regression/20228.
15562 2005-02-28  Paolo Bonzini  <bonzini@gnu.org>
15564         PR bootstrap/17383
15565         * Makefile.in (host_subdir): New.
15566         (build_objdir): New.  Replace ../$(build_subdir) with it throughout.
15567         * configure: Regenerate.
15569 2005-02-27  Zack Weinberg  <zack@codesourcery.com>
15571         * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
15572         * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
15573         installation directory first.
15575 2005-02-28  Hans-Peter Nilsson  <hp@axis.com>
15577         PR target/19065.
15578         * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
15579         not including (reg). Do not check for reg being CRIS_PC_REGNUM.
15580         (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
15581         * config/cris/cris.md: Tweak comments referring to Q.
15582         ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
15583         ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
15584         ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
15585         ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
15586         ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
15587         Insert spaces in constraints to align alternatives vertically for
15588         readability.
15589         ("cmphi"): Ditto.  Add separate alternative for operand 0 "r",
15590         operand 1: "M".
15592 2005-02-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15594         PR rtl-optimization/17728
15595         * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
15596         operand 0 from general_operand to move_dest_operand.
15598 2005-02-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15600         * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
15601         instead of trying to save and restore TREE_SYMBOL_REFERENCED.
15602         * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
15603         (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
15605 2005-02-26  Nathanael Nerode  <neroden@gcc.gnu.org>
15607         * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
15608         * configure: Regenerate.
15609         * libada-mk.in: Remove CC; rename
15610         cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
15612 2005-02-26  Andrew Pinski  <pinskia@physics.uc.edu>
15614         PR tree-opt/20188
15615         * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
15616         for the lhs, also walk over the tree.  Likewise for rhs.
15618 2005-02-26  Zdenek Dvorak  <dvorakz@suse.cz>
15620         * tree-ssa-dom.c (simple_iv_increment_p): New function.
15621         (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
15622         Do not propagate value of iv before increment over the increment.
15624 2005-02-25  Joseph S. Myers  <joseph@codesourcery.com>
15626         * c-parser.c: New file.
15627         * c-parse.in: Remove.
15628         * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
15629         Remove.
15630         (c-parser.o): Add dependencies.
15631         (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
15632         maintainer-clean, TAGS): Update.
15633         * c-config-lang.in (gtfiles): Update.
15634         * gengtype-lex.l: Don't handle "@@".
15635         * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
15636         objc_build_synchronized, objc_begin_try_stmt,
15637         objc_begin_catch_clause, objc_finish_catch_clause,
15638         objc_build_finally_clause, objc_finish_try_stmt): New.
15639         * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
15640         type_seen_p.
15641         (c_parse_init): Update comment.
15642         * c-decl.c (c_init_decl_processing): Update comment.
15643         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
15644         declspecs_add_scspec, declspecs_add_attrs): Initialize and update
15645         new c_declspecs members.
15647 2005-02-25  Julian Brown  <julian@codesourcery.com>
15649         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15650         from being used for symbols with vague linkage when
15651         HAVE_GAS_COMDAT_GROUP is true.
15653 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
15655         * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
15657 2005-02-25  Steve Ellcey  <sje@cup.hp.com>
15659         PR target/19930
15660         * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
15661         (LIBGCC2_HAS_DF_MODE): New.
15662         (LIBGCC2_HAS_XF_MODE): New.
15663         (LIBGCC2_HAS_TF_MODE): New.
15664         * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15665         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15666         * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15667         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15668         (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
15669         * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
15670         and add _fixtfdi, _fixunstfdi, _floatditf
15671         * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
15672         L_fixunstfdi, L_floatditf.
15673         * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
15674         (LIBGCC2_HAS_TF_MODE): Define.
15676 2005-02-25  Diego Novillo  <dnovillo@redhat.com>
15678         PR tree-optimization/20204
15679         * tree-into-ssa.c (insert_phi_nodes_for): Do not use
15680         REWRITE_THIS_STMT markers on PHI nodes.
15681         (rewrite_initialize_block): Likewise.
15683 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
15685         * version.c (version_string): Update to 4.1.
15687 2005-02-25  Paolo Carlini  <pcarlini@suse.de>
15689         * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
15690         Clarify that the alternative way doesn't work in GNU C++.
15692 2005-02-25  Zdenek Dvorak  <dvorakz@suse.cz>
15694         PR tree-optimization/19937
15695         * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
15696         to the type of the induction variable.
15698 2005-02-25  Kaz Kojima  <kkojima@gcc.gnu.org>
15700         PR rtl-optimization/20117
15701         * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
15702         the block including noncopyable insn.
15704 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
15706         * cse.c (delete_trivially_dead_insns): Speed up by minimizing
15707         calls to find_reg_note.
15709 2005-02-24  Richard Henderson  <rth@redhat.com>
15711         PR tree-opt/20127
15712         * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
15713         the type.
15715 2005-02-24  Fariborz Jahanian <fjahanian@apple.com>
15717         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
15718         vector types if to use base reg for misaligned non-word ld/std.
15720 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
15722         PR target/14619
15723         * config/cris/cris.c (cris_target_asm_function_prologue): Create
15724         dwarf2 label manually and put it after, not before the prologue.
15726 2005-02-24  David Edelsohn  <edelsohn@gnu.org>
15728         PR target/19019
15729         * reload.c (operands_match_p): Only increment register number for
15730         SCALAR_INT_MODE_P modes in multiple hard registers.
15732         * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
15733         Fix formatting.
15735 2005-02-24  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
15737         * ChangeLog.5: Fix log message typo(s).
15738         * ChangeLog.7: Likewise.
15739         * ChangeLog.tree-ssa: Likewise.
15740         * cfgexpand.c: Fix comment typo(s).
15741         * conflict.c: Likewise.
15742         * defaults.h: Likewise.
15743         * dwarf2out.c: Likewise.
15744         * gcse.c: Likewise.
15745         * ggc-page.c: Likewise.
15746         * tree-eh.c: Likewise.
15747         * tree-ssa-dom.c: Likewise.
15749 2005-02-24  Jakub Jelinek  <jakub@redhat.com>
15751         PR target/19019
15752         * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
15753         * config/rs6000/darwin-ldouble.c: Only use the .symver directives
15754         if SHARED is defined.
15756         PR target/20196
15757         * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
15758         allow splitting only if operands 0 and 3 don't overlap.
15760 2005-02-24  Richard Henderson  <rth@redhat.com>
15762         PR middle-end/19953
15763         * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
15764         (fold_builtin_1): Call them.
15765         * fold-const.c (fold_complex_mult_parts): Split out from ...
15766         (fold_complex_mult): ... here.  Fix typo in both imaginary case.
15767         (fold_complex_div_parts, fold_complex_div): New.
15768         (fold): Use them.
15769         * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
15771 2005-02-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
15773         * tree-ssa-ccp.c (visit_assignment): Verify that result of
15774         VIEW_CONVERT_EXPR is_gimple_min_invariant.
15776         * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
15777         (print_node): Likewise.
15778         Print TYPE_SIZES_GIMPLIFIED.
15780 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
15782         * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
15783         ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
15784         operands as commutative in constraints.
15786 2005-02-24  Diego Novillo  <dnovillo@redhat.com>
15788         * tree-into-ssa.c: Re-organize internal functions.
15790 2005-02-24  Richard Henderson  <rth@redhat.com>
15792         PR middle-end/18902
15793         * c-opts.c (c_common_post_options): Set flag_complex_method to 2
15794         for c99.
15795         * common.opt (fcx-limited-range): New.
15796         * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
15797         * toplev.c (flag_complex_method): Initialize to 1.
15798         (process_options): Set flag_complex_method to 0 if
15799         flag_cx_limited_range.
15800         * doc/invoke.texi (-fcx-limited-range): New.
15802 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
15804         * cse.c (delete_trivially_dead_insns): Speed up by using
15805         NEXT_INSN and PREV_INSN directly instead of next_real_insn and
15806         prev_real_insn.
15808 2005-02-24  Andrea Tarani  <andrea.tarani@gilbarco.com>
15810         * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
15811         functions when -mid-shared-library is being used.
15813 2005-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
15815         * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
15816         (LINK_LIBGCC_SPECIAL_1): Don't mention it.
15817         * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
15818         * system.h: Poison LINK_LIBGCC_SPECIAL.
15820 2005-02-23  James E Wilson  <wilson@specifixinc.com>
15822         * gengtype.c (note_insn_name): Make 1 element larger.
15824 2005-02-23  Roger Sayle  <roger@eyesopen.com>
15826         PR target/20018
15827         PR rtl-optimization/20097
15828         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
15829         BImode SUBREGs of SImode registers which confuse the ia64 backend.
15831 2005-02-23  David Edelsohn  <edelsohn@gnu.org>
15833         * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
15834         * t-aix52 (SHLIB_INSTALL): Same.
15836 2005-02-23  Kazu Hirata  <kazu@cs.umass.edu>
15838         * genpreds.c: Update copyright.
15840 2005-02-23  Michael Beach  <michaelb@ieee.org>
15842         PR target/20159
15843         * config/sparc/t-elf (startup files): Assemble with CPP.
15845 2005-02-23  Paolo Bonzini  <bonzini@gnu.org>
15847         * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
15848         (write_predicate_expr): Likewise.
15850 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
15852         PR tree-optimization/20100
15853         PR tree-optimization/20115
15854         * tree-optimize.c (init_tree_optimization_passes): Remove
15855         pass_maybe_create_global_var.
15856         * tree-pass.h (pass_maybe_create_global_var): Remove.
15857         * tree-ssa-alias.c (aliases_computed_p): Declare.
15858         (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
15859         (count_calls_and_maybe_create_global_var): Remove.
15860         (pass_maybe_create_global_var): Remove.
15861         (init_alias_info): Do not declare aliases_computed_p.
15862         (maybe_create_global_var): If the function contains no
15863         call-clobbered variables and a mix of pure/const and regular
15864         function calls, create .GLOBAL_VAR.
15865         Mark all call-clobbered variables for renaming.
15866         (merge_pointed_to_info): Update comment.
15867         (add_pointed_to_var): Likewise.
15868         (is_escape_site): Likewise.
15869         Accept struct alias_info * instead of size_t *.
15870         Update all users.
15871         Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
15872         as necessary.
15873         * tree-ssa-operands.c (get_call_expr_operands): If
15874         ALIASES_COMPUTED_P is false, do not add call-clobbering
15875         operands.
15876         * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
15877         (delete_tree_ssa): Likewise.
15879 2005-02-22  James E Wilson  <wilson@specifixinc.com>
15881         * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
15882         (do_compile): Do call it here.
15884 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
15886         PR rtl-optimization/20017.
15887         * passes.c (rest_of_handle_combine, rest_of_handle_cse,
15888         rest_of_handle_cse2, rest_of_handle_gcse): Call
15889         delete_dead_jumptables immediately before calling cleanup_cfg.
15891 2005-02-22  Devang Patel  <dpatel@apple.com>
15893         PR 19952
15894         * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
15895         all labels
15897 2005-02-22  David Edelsohn  <edelsohn@gnu.org>
15899         * config/rs6000/aix.h (WINT_TYPE): Define.
15901 2005-02-22  Stan Shebs  <shebs@apple.com>
15903         * config/rs6000/rs6000.c (rs6000_override_options): Default to
15904         natural alignment for 64-bit Darwin.
15905         (rs6000_parse_alignment_option): Warn about uses of -malign-power
15906         on 64-bit Darwin.
15907         * doc/invoke.texi: Document this.
15909 2005-02-22  DJ Delorie  <dj@redhat.com>
15911         * c-common.c (c_common_type_for_mode): Pass the mode's precision
15912         to make_[un]signed_type, not the mode itself.
15914 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
15916         * cfg.c (cached_make_edge): Call make_edge if edge cache is
15917         not available.  Use tail calls wherever possible.
15918         (make_edge): Call unchecked_make_edge to create an edge.
15920         * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
15921         (coalesce_ssa_name): Don't check for
15922         SSANORM_USE_COALESCE_LIST.
15923         (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
15925 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
15927         * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
15928         (rewrite_into_ssa): ... here.
15930 2005-02-21  Alexandre Oliva  <aoliva@redhat.com>
15932         PR tree-optimization/19786
15933         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
15934         tag to another's may-alias bitmap when adding to the other's list.
15936 2005-02-21  DJ Delorie  <dj@redhat.com>
15938         * tree-ssa-loop-ivopts.c (computation_cost): Start register
15939         numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
15940         registers in unsupported ways.
15941         * expmed.c (init_expmed): Likewise.
15943 2005-02-21  Stan Cox  <scox@redhat.com>
15945         * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
15947 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
15949         * tree-cfg.c (fold_cond_expr_cond): New.
15950         (make_edges): Call fold_cond_expr_cond.
15951         (find_taken_edge): Accept nothing but INTEGER_CST.
15952         (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
15953         and 1.
15954         (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
15956         * flow.c (delete_dead_jumptables): Speed up by scanning insns
15957         that do not belong to any basic block.
15959 2005-02-21  Jeff Law  <law@redhat.com>
15961         * cfganal.c (find_unreachable_blocks): Manually CSE load of
15962         e->dest.
15964 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
15966         * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
15967         (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
15968         Adjust their definitions.
15969         (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
15970         (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
15972         * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
15973         genautomata.c, langhooks.c, langhooks.h, system.h,
15974         config/arm/lib1funcs.asm: Update copyright.
15976 2005-02-21  Ulrich Weigand  <uweigand@de.ibm.com>
15978         * dbxout.c (dbxout_function_end): Emit Lscope label always.
15980 2005-02-21  Richard Guenther  <rguenth@gcc.gnu.org>
15982         PR bootstrap/13770
15983         * doc/install.texi: Document --with-gc.
15985 2005-02-21  Paolo Bonzini  <bonzini@gnu.org>
15987         * simplify-rtx.c (simplify_unary_operation): Add a missing
15988         "break" statement.
15990 2005-02-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
15992         PR tree-optimization/18663
15993         * tree-ssa-dom.c (extract_range_from_cond): Return 0
15994         if the type has variable bounds.
15996 2005-02-20  Kazu Hirata  <kazu@cs.umass.edu>
15998         * gcse.c: Remove an obsolete comment.
16000         * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
16002 2005-02-20  Hans-Peter Nilsson  <hp@axis.com>
16004         * doc/extend.texi (Function Attributes) <Attribute const>: The
16005         attribute "pure" is below this text, not above.
16007 2005-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
16009         * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
16010         (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
16011         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
16013 2005-02-20  Zack Weinberg  <zack@codesourcery.com>
16015         PR 18785
16016         * langhooks.h (struct lang_hooks): Add to_target_charset.
16017         * langhooks.c (lhd_to_target_charset): New function.
16018         * langhooks-def.h: Declare lhd_to_target_charset.
16019         (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
16020         (LANG_HOOKS_INITIALIZER): Update.
16021         * c-common.c (c_common_to_target_charset): New function.
16022         * c-common.h: Declare it.
16023         * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
16024         c_common_to_target_charset.
16026         * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
16027         (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
16028         Delete definitions.
16029         * system.h: Poison them.
16030         * doc/tm.texi: Don't discuss them.
16031         * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
16032         * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
16033         (pp_c_char): Do not attempt to generate letter escapes for
16034         newline, tab, etc.
16035         * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
16036         * config/mips/mips.c (mips_output_ascii): Likewise.
16038 2005-02-20  Dorit Naishlos  <dorit@il.ibm.com>
16040         PR tree-optimization/19951
16041         * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
16042         is abnormal.
16044 2005-02-19  Steven Bosscher  <stevenb@suse.de>
16046         PR middle-end/19698
16047         * function.h (struct function): New field `max_loop_depth'.
16048         * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
16049         (flow_loops_find): Reset the max loop depth count before finding loops.
16050         * flow.c (MAX_LIVENESS_ROUNDS): New constant.
16051         (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
16052         (calculate_global_regs_live): Make sure the loop will terminate
16053         when the initial sets are not empty.
16055 2005-02-19  Zack Weinberg  <zack@codesourcery.com>
16057         * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
16058         object inside.
16059         * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
16061 2005-02-19  Richard Sandiford  <rsandifo@redhat.com>
16063         PR other/19525
16064         * doc/invoke.texi: Remove documentation of %M spec.
16065         * gcc.c: Likewise.
16066         (init_spec): Remove %M suffix from -lgcc_s.
16067         (do_spec_1): Remove 'M' case.
16068         * mklibgcc.in: Remove SHLIB_MULTILIB handling.  Expect SHLIB_LINK
16069         to put shared libraries in the multilib directory.  Remove the
16070         shlib_so_soname substitution variable.  Don't add a multilib encoding
16071         to shlib_base_name.  Set shlib_slibdir_qual to the full pathname
16072         reported by -print-multi-os-directory.  Pass @multilib_dir@ to
16073         SHLIB_INSTALL as well as SHLIB_LINK.
16074         * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
16075         (SHLIB_NAME): Delete.
16076         (SHLIB_DIR): New macro.
16077         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
16078         (SHLIB_INSTALL): Adjust accordingly.
16079         * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
16080         * config/t-slibgcc-sld: Likewise.
16081         * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
16082         (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
16083         (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
16084         in $(SHLIB_DIR).
16085         (SHLIBUNWIND_INSTALL): Adjust accordingly.
16086         * config/i386/t-nwld (SHLIB_SONAME): Delete.
16087         (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
16088         Use @shlib_base_name@ instead of @shlib_so_name@.
16089         * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
16090         and @shlib_base_name@.so in @multilib_dir@.
16091         (SHLIB_INSTALL): Adjust accordingly.  Add @shlib_slibdir_qual@
16092         to the install path.
16093         * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
16094         (SHLIB_LINK): Remove previous workaround.
16095         * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
16096         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
16097         (SHLIB_INSTALL): Adjust accordingly.  Add $(SHLIB_SLIBDIR_QUAL) to
16098         the install path.
16099         * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
16100         @multilib_dir@.  Use @multilib_dir@ to check for threading libraries.
16101         (SHLIB_INSTALL): Adjust accordingly.
16102         (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
16103         * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
16104         * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
16105         config/t-slibgcc-elf-ver.
16107 2005-02-19  Zdenek Dvorak  <dvorakz@suse.cz>
16108             Jakub Jelinek  <jakub@redhat.com>
16110         PR tree-optimization/19828
16111         * tree-ssa-loop-im.c: Add a TODO comment.
16112         (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
16113         without side-effects.
16115 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
16117         * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
16118         call fold_convert.
16120 2005-02-18  James E. Wilson  <wilson@specifixinc.com>
16122         * doc/invoke.texi (IA-64 Options): Delete -mb-step.
16123         * config/ia64/ia64.c (last_group, group_idx): Delete variables.
16124         (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
16125         functions.
16126         (ia64_reorg): Delete fixup_errata call.
16127         * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
16128         (TARGET_SWITCHES): Delete -mb-step entry.
16130 2005-02-19  Jakub Jelinek  <jakub@redhat.com>
16132         PR c/20043
16133         * c-typeck.c (composite_type): Handle quals in transparent unions.
16134         (type_lists_compatible_p): Likewise.
16136 2005-02-18  Stan Shebs  <shebs@apple.com>
16138         * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
16139         expressions in the .literal8 section.
16141 2005-02-18  Geoffrey Keating  <geoffk@apple.com>
16143         * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
16145 2005-02-18  Roger Sayle  <roger@eyesopen.com>
16147         * fold-const.c (constant_boolean_node): Always create values of the
16148         specified type, don't bother calling truthvalue_conversion.
16150 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
16152         * except.c (output_function_exception_table): Call
16153         assemble_external_libcall (eh_personality_libfunc).
16155 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
16157         PR target/19886
16158         * config/ia64/ia64.h (struct machine_function): Add state_num.
16159         * config/ia64/ia64.c (process_epilogue,
16160         process_for_unwind_directive): Use new unwind state numbers each
16161         time rather than state 1.
16163 2005-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
16165         PR target/20054
16166         * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
16167         before the "*llgt_didi" pattern.
16169 2005-02-18  Jason Merrill  <jason@redhat.com>
16171         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
16173 2005-02-18  Richard Earnshaw  <rearnsha@arm.com>
16175         * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
16176         (div0): Use it in place of ARM_FUNC_ALIAS.
16177         (lshrdi3, ashrdi3, ashlrdi3): Likewise.
16179 2005-02-18  Andrew Pinski  <pinskia@physics.uc.edu>
16181         PR middle-end/20030
16182         * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
16183         access, the lower bound of the array type if it exists.
16185 2005-02-18  Alexandre Oliva  <aoliva@redhat.com>
16187         PR c++/20008
16188         * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
16189         cases that are out-of-range for the index type.
16191 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
16193         * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
16194         (estimate_case_costs): Don't call convert.
16195         * expmed.c (expand_shift): Likewise.
16196         (make_tree): Call fold_convert instead of convert.
16198 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
16200         PR c++/19813
16201         * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
16202         that ref to be marked MEM_READONLY_P doesn't have base that needs
16203         constructing.
16205 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
16207         * genautomata.c (output_get_cpu_unit_code_func,
16208         output_cpu_unit_reservation_p): Don't generate old-style function
16209         definitions.
16211 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
16213         PR c++/20023
16214         PR tree-optimization/20009
16215         * convert.c (convert_to_integer): Revert 2005-02-16 change.
16217         PR tree-optimization/18947
16218         * cgraphunit.c (cgraph_finalize_function): When redefining an extern
16219         inline, remove all nodes that are inlined into the extern inline
16220         being redefined.
16222 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
16224         * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
16225         loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
16226         tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
16227         config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
16228         Update copyright.
16230 2005-02-17  Roger Sayle  <roger@eyesopen.com>
16232         PR tree-optimization/19917
16233         * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
16234         to be potentially trapping.
16236 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
16238         * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
16240 2005-02-17  Andreas Krebbel  <krebbel1@de.ibm.com>
16242         * builtins.c (expand_builtin_return_addr): Remove tem parameter.
16243         tem becomes a local variable which is set to the value of the
16244         back end defined INITIAL_FRAME_ADDRESS macro.
16245         (expand_builtin_frame_address): Omit the base parameter to
16246         expand_builtin_return_addr.
16247         (expand_builtin_profile_func): Likewise.
16248         * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
16249         (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
16250         * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
16252 2005-02-17  Jakub Jelinek  <jakub@redhat.com>
16254         * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
16255         s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
16256         * config/frv/frv.c (frv_function_epilogue): Likewise.
16258 2005-02-17  Daniel Berlin  <dberlin@dberlin.org>
16260         * lambda-code (perfect_nestify): Remove mark/unmark
16261         for rewriting hack.
16262         * tree-loop-linear.c (linear_transform_loops): Add
16263         rewrite_into_ssa call so that ssa is correct for
16264         rewriting into loop closed.
16266 2005-02-17  Nathan Sidwell  <nathan@codesourcery.com>
16268         * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
16269         * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
16270         BITMAP_FREE.
16271         * bt-load.c (btr_def_live_range, combine_btr_defs,
16272         migrate_btr_def, migrate_btr_defs): Likewise.
16273         * cfgcleanup.c (thread_jump): Likewise.
16274         * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
16275         * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
16276         df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
16277         df_rd_local_compute, df_reg_info_compute): Likewise.
16278         * dominance.c (init_dom_info, free_dom_info): Likewise.
16279         * flow.c (init_propagate_block_info,
16280         free_propagate_block_info): Likewise.
16281         * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
16282         * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
16283         modify_reg_pav): Likewise.
16284         * loop-invariant.c (find_defs, find_invariant_insn,
16285         find_invariants, free_inv_motion_data): Likewise.
16286         * predict.c (tree_predict_by_opcode,
16287         estimate_bb_frequencies): Likewise.
16288         * stmt.c (expand_case): Likewise.
16289         * tree-cfg.c (tree_duplicate_sese_region): Likewise.
16290         * tree-dfa.c (mark_new_vars_to_rename): Likewise.
16291         * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
16292         * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
16293         get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
16294         rewrite_ssa_into_ssa): Likewise.
16295         * tree-optimize.c (tree_rest_of_compilation): Likewise.
16296         * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
16297         analyze_edges_for_bb, perform_edge_inserts): Likewise.
16298         * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
16299         * tree-sra.c (tree_sra): Likewise.
16300         * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
16301         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
16302         * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
16303         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16304         * tree-ssa-dse.c (tree_ssa_dse): Likewise.
16305         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
16306         Likewise.
16307         * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
16308         calculate_live_on_entry, calculate_live_on_exit,
16309         build_tree_conflict_graph): Likewise.
16310         * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
16311         record_important_candidates, set_use_iv_cost, find_depends,
16312         determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
16313         tree_ssa_iv_optimize_finalize): Likewise.
16314         * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
16315         find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
16316         tree_duplicate_loop_to_header_edge): Likewise.
16317         * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
16318         * tree-ssa.c (verify_flow_insensitive_alias_info,
16319         verify_name_tags, verify_ssa, init_tree_ssa,
16320         delete_tree_ssa): Likewise.
16321         * tree-ssanames.c (marked_ssa_names, init_ssanames,
16322         fini_ssanames): Likewise.
16323         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
16325 2005-02-17  Ralf Corsepius  <ralf.corsepius@rtems.org>
16327         * config/rs6000/t-rtems: Completely reworked.
16329 2005-02-17  Ira Rosen  <irar@il.ibm.com>
16331         * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
16333 2005-02-17  Ira Rosen  <irar@il.ibm.com>
16335         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
16336         POINTER_TYPE_P when checking that type is a pointer.
16337         (vect_get_memtag): Remove.
16338         (vect_address_analysis): Use POINTER_TYPE_P. Call
16339         vect_object_analysis with dummy parameter for memtag.
16340         (vect_object_analysis): Extract memtag (functionality that
16341         used to be in vect_get_memtag and moved here). Fix printings.
16342         (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
16343         with correct parameters. Remove call to vect_get_memtag.
16345 2005-02-17  Dorit Naishlos  <dorit@il.ibm.com>
16347         * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
16348         (tree-vectorizer.o): Added missing dependencies.
16350         * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
16351         decleration.
16352         (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
16353         declaration in tree-vectorizer.c, now has an extern declaration in
16354         tree-vectorizer.h).
16355         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16356         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16357         get_vectype_for_scalar_type, vect_is_simple_use,
16358         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16359         vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
16360         new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
16361         vectorizable_store, vectorizable_operation, vectorizable_assignment,
16362         vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
16363         find_loop_location): Likewise.
16365         * tree-vectorizer.c (langhooks.h): #include removed.
16366         (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
16367         moved to tree-vectorized.h.
16368         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16369         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16370         get_vectype_for_scalar_type, vect_is_simple_use,
16371         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16372         vect_supportable_dr_alignment, new_loop_vec_info,
16373         destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
16374         vect_set_verbosity_level, find_loop_location): Likewise.
16376         (vect_analyze_loop): Function externalized. Declaration moved to
16377         tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
16378         (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
16379         (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
16380         vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
16381         vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
16382         vect_enhance_data_refs_alignment, vect_analyze_operations,
16383         exist_non_indexing_operands_for_use_p, vect_mark_relevant,
16384         vect_stmt_relevant_p, vect_get_loop_niters,
16385         vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
16386         vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
16387         vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
16388         vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
16389         vect_get_memtag): Likewise.
16391         (vectorizable_load): Function externalized. Declaration moved to
16392         tree-vectorized.h. Function definition moved to tree-vect-transform.c.
16393         (vectorizable_store, vectorizable_operation, vectorizable_assignment,
16394         vect_transform_loop): Likewise.
16395         (vect_transform_stmt): Moved to tree-vect-transform.c.
16396         (vect_align_data_ref, vect_create_destination_var,
16397         vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
16398         vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
16399         vect_get_vec_def_for_operand, vect_init_vector,
16400         vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
16401         vect_build_loop_niters, vect_update_ivs_after_vectorizer,
16402         vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
16403         vect_update_inits_of_drs, vect_do_peeling_for_alignment,
16404         vect_do_peeling_for_loop_bound): Likewise.
16406         * tree-vect-analyze.c: New file.
16407         * tree-vect-transform.c: New file.
16409 2005-02-17  Jason Merrill  <jason@redhat.com>
16411         PR mudflap/19319, c++/19317
16412         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
16413         slot explicit.
16415 2005-02-17  Gerald Pfeifer  <gerald@pfeifer.com>
16417         * doc/install.texi (Specific): Update link for Darwin-specific
16418         tool binary site.
16420 2005-02-16  James A. Morrison  <phython@gcc.gnu.org>
16422         * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
16423         constant_boolean_node.
16425 2005-02-16  David Edelsohn  <edelsohn@gnu.org>
16427         PR target/19019
16428         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
16429         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
16431 2005-02-16  Richard Henderson  <rth@redhat.com>
16433         PR 19920
16434         * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
16435         with W_TYPE_SIZE.
16436         (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
16437         replace uses with Wtype_MAXp1_F.
16438         (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
16439         L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
16440         L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
16441         L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
16442         and HAVE_TFMODE as appropriate.
16443         (__fixunssfDI): Provide an implementation that doesn't need DFmode.
16444         (__floatdisf): Likewise.
16445         * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
16446         (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
16447         (Wtype_MAXp1_F): New.
16448         (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
16449         __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
16451 2005-02-16  Richard Earnshaw  <rearnsha@arm.com>
16453         * PR target/19162
16454         * arm.c (arm_apply_result_size): New function.
16455         * arm.h (APPLY_RESULT_SIZE): Define.
16456         * arm-protos.h (arm_apply_result_size): Add prototype.
16457         * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
16458         (movxf): New expand.
16459         (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
16460         (call_value_symbol): Remove predicate for operand 0.
16461         (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
16462         (untyped_call): Rework to correclty return values for any type.
16463         (untyped_return): New expand.
16464         * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
16466 2005-02-16  Stan Shebs  <shebs@apple.com>
16468         * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
16469         * config/rs6000/t-darwin8: New, for 64-bit multilib.
16471 2005-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
16473         * doc/install.texi (sparc-sun-solaris2*): Document required GMP
16474         configure settings on Solaris 7 and later.
16476 2005-02-16  Diego Novillo  <dnovillo@redhat.com>
16478         PR tree-optimization/19865
16479         * tree-optimize.c (init_tree_optimization_passes): Run
16480         pass_may_alias after pass_sra.
16482 2005-02-16  Richard Henderson  <rth@redhat.com>
16483             Stuart Hastings  <stuart@apple.com>
16485         PR debug/19521
16486         * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
16487         Do nothing if debug info suppressed for this function.
16488         (dbxout_begin_function): Early exit if debug info suppressed for
16489         this function.
16491 2005-02-16  Kazu Hirata  <kazu@cs.umass.edu>
16493         PR target/20007
16494         * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
16495         find_basic_blocks.
16496         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16498         PR tree-optimization/19967
16499         * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
16500         expand_builtin_strchr, expand_builtin_strrchr): Take a new
16501         argument TYPE.  Adjust calls to fold_builtin_XXX.
16502         (expand_builtin, fold_builtin_1): Adjust calls to
16503         expand_builtin_XXX.
16504         (fold_builtin_strchr, fold_builtin_strpbrk,
16505         fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
16506         result to a requested type TYPE.
16508 2005-02-16  Jakub Jelinek  <jakub@redhat.com>
16510         PR middle-end/19857
16511         * fold-const.c (fold): Don't optimize (T)(x & cst) to
16512         (T)x & (T)cst if (T)cst overflows.
16513         * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
16514         TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
16516 2005-02-15  Jeff Law  <law@redhat.com>
16518         * gcse.c (blocks_with_calls): New bitmap.
16519         (alloc_gcse_mem): Allocate it.
16520         (free_gcse_mem): Free it.
16521         (clear_modifY_mem_tables): Clear it.
16522         (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
16523         when we encounter CALL_INSNs.
16524         (compute_transp, case MEM): Handle blocks with calls separate
16525         from blocks without calls.  Use bitmap iterators rather than
16526         FOR_EACH_BB.
16528 2005-02-15  Peter O'Gorman  <peter@pogma.com>
16530         PR bootstrap/18810
16531         * mklibgcc.in (vis_hide): Use a temporary object file, not
16532         -o /dev/null.
16534 2005-02-15  Andy Hutchinson  <HutchinsonAndy@netscape.net>
16536         PR target/19924
16537         * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
16538         access optimization.
16540 2005-02-15  David Edelsohn  <edelsohn@gnu.org>
16541             Alan Modra  <amodra@bigpond.net.au>
16543         PR target/19019
16544         * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
16545         (_xlqsub): Rename to __gcc_qsub.
16546         (_xlqmul): Rename to __gcc_qmul.
16547         (_xlqdiv): Rename to __gcc_qdiv.
16548         Provide versioned symbol aliases with old names.
16549         * config/rs6000/libgcc-ppc64.ver: Rename symbols.
16550         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
16551         * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
16552         * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
16553         * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
16555 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
16557         * fold-const.c (fold): Fold -(~A) to A + 1.  Fold ~(-A) to A - 1.
16558         Fold ~(A - 1) and ~(A + -1) to -A.
16560 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
16562         PR pch/14940
16563         PR target/19300
16564         * config/host-linux.c (linux_gt_pch_use_address): Copy from
16565         config/pa/pa-host.c:pa_gt_pch_use_address.
16567 2005-02-15  Daniel Berlin  <dberlin@dberlin.org>
16569         * tree-vn.c (get_value_handle): Make sure that given an
16570         is_gimple_min_invariant expression, we always return it.
16572 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
16574         * passes.c (rest_of_handle_gcse): Fix a comment.
16576 2005-02-15  Jeff Law  <law@redhat.com>
16578         * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
16579         bitmap.
16580         (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
16581         (canon_list_insert, record_last_mem_set_info): Similarly.
16582         (clear_modify_mem_tables): Similarly.
16584 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
16586         * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
16587         tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
16588         config/mips/mips.md, config/rs6000/aix.h,
16589         config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
16591 2005-02-15  Richard Henderson  <rth@redhat.com>
16593         * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
16594         call to be best_edge.
16596 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
16598         * basic-block.h: Adjust the prototype for find_basic_blocks.
16599         * cfgbuild.c (find_basic_blocks): Remove unused arguments.
16600         * passes.c (rest_of_handle_loop_optimize): Adjust the call to
16601         find_basic_blocks.
16603         * flow.c (recompute_reg_usage): Remove all arguments.
16604         * passes.c (rest_of_compilation): Adjust the call to
16605         recompute_reg_usage.
16606         * rtl.h: Adjust the prototype for recompute_reg_usage.
16608 2005-02-14  Daniel Berlin  <dberlin@dberlin.org>
16610         * tree-dump.c (dump_files): Update to reflect new member
16611         of dump_file_info.
16612         (dump_register): Add new argument.
16613         Set glob name.
16614         (dump_switch_p_1): Check against glob name if doglob was passed.
16615         (dump_switch_p): Check against regular first, then glob if
16616         we didn't have any hits on the dump name.
16617         * tree-optimize.c (register_one_dump_file):
16618         Pass in glob name as well.
16619         * tree-pass.h (struct dump_file_info): Add glob
16620         member.
16622 2005-02-14  Joseph S. Myers  <joseph@codesourcery.com>
16624         PR preprocessor/16323
16625         * doc/invoke.texi: Document that -Wendif-labels is on by default.
16627 2005-02-14  David Edelsohn  <edelsohn@gnu.org>
16629         PR target/19019
16630         * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
16631         (trunctfdf2_internal1): New.
16632         (trunctfdf2_internal2): Renamed from trunctfdf2.
16634 2005-02-14  Diego Novillo  <dnovillo@redhat.com>
16636         PR tree-optimization/19853
16637         * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
16639 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
16641         * passes.c (rest_of_handle_loop_optimize): Remove calls to
16642         delete_dead_jumptables and cleanup_cfg.
16644 2005-02-14  Ulrich Weigand  <uweigand@de.ibm.com>
16646         * reload.c (find_reloads): Swap address_reloaded flags when
16647         swapping commutative operands.
16649 2005-02-14  Sebastian Pop  <pop@cri.ensmp.fr>
16651         * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
16652         Use standard_iv_increment_position for computing the bsi position
16653         for create_iv.
16654         * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
16655         the bsi position.
16657 2005-02-13  Zdenek Dvorak  <dvorakz@suse.cz>
16659         PR target/17428
16660         * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
16661         life range of hard registers.
16662         * value-prof.c (insn_prefetch_values_to_profile): Only
16663         scan normal insns.
16665         * value-prof.c (rtl_find_values_to_profile): Do not look for values to
16666         profile in libcalls.
16668 2005-02-13  Nathan Sidwell  <nathan@codesourcery.com>
16670         * bitmap.h (bitmap_and_compl_into): Return bool.
16671         * bitmap.c (bitmap_and_compl_into): Return changed flag.
16673 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
16675         PR tree-optimization/19944
16676         * fold-const.c (fold): Re-add ABS_EXPR folding.
16678 2005-02-13  David Edelsohn  <edelsohn@gnu.org>
16680         PR target/19019
16681         * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
16682         {TARGET,MASK}_XL_COMPAT.
16683         (SUBTARGET_SWITCHES): Rename xl-call to xl-compat.  Use
16684         MASK_XL_COMPAT.
16685         * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
16686         * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
16687         TARGET_XL_COMPAT.
16688         (rs6000_arg_partial_bytes): Same.
16689         (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
16690         and XL compatibility enabled.
16691         * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
16692         * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
16693         test to final condition.
16694         (cmptf_internal2): New.
16695         * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
16696         xl-compat.  Add TFmode information to description.
16698 2005-02-13  Kazu Hirata  <kazu@cs.umass.edu>
16700         * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
16702 2005-02-13  Jason Merrill  <jason@redhat.com>
16704         PR c++/16405
16705         * fold-const.c (fold_indirect_ref_1): Split out from...
16706         (build_fold_indirect_ref): Here.
16707         (fold_indirect_ref): New fn.
16708         * tree.h: Declare it.
16709         * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
16710         (gimplify_modify_expr_rhs): Likewise.
16711         (gimplify_expr): Likewise.
16713 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
16715         PR tree-optimization/14303
16716         PR tree-optimization/15784
16717         * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
16718         Fold ABS_EXPR<x> < 0 to false.  Fold ABS_EXPR<x> == 0 to x == 0 and
16719         ABS_EXPR<x> != 0 to x != 0.
16721 2005-02-12  Kazu Hirata  <kazu@cs.umass.edu>
16723         * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
16724         simplify-rtx.c, tree-ssa-live.h: Fix comment typos.  Follow
16725         spelling conventions.
16727         * passes.c (rest_of_handle_gcse): Don't run cse_main and
16728         delete_trivially_dead_insns too many times.
16730         * passes.c (rest_of_handle_gcse): Remove dead assignments to
16731         tem and tem2.
16733 2005-02-12  Ira Rosen  <irar@il.ibm.com>
16735         * tree-vectorizer.c (vect_get_base_and_offset): Remove.
16736         (vect_is_simple_iv_evolution): Remove redundant parameter
16737         and step check.
16738         (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
16739         without last parameter.
16740         (vect_analyze_pointer_ref_access): Get access_fn as parameter.
16741         Return pointer step. Call vect_is_simple_iv_evolution without
16742         last parameter. Check only that the step is multiple of size
16743         type. Remove stmt_vinfo updates.
16744         (vect_get_memtag_and_dr): Remove.
16745         (vect_get_memtag): New function.
16746         (vect_address_analysis): New function.
16747         (vect_object_analysis): New function.
16748         (vect_analyze_data_refs): Call vect_object_analysis and
16749         vect_get_memtag. Update stmt_vinfo fields.
16751 2005-02-12  Ira Rosen  <irar@il.ibm.com>
16753         * tree-data-ref.c (array_base_name_differ_p): Check that the bases
16754         exist and are objects. Remove checks for pointer.
16755         * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
16756         STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
16757         (vect_create_data_ref_ptr): Likewise.
16758         (vect_base_addr_differ_p): New function.
16759         (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
16760         (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
16761         Don't set the DR_BASE_NAME field of data-ref.
16762         (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
16764 2005-02-12  Uros Bizjak  <uros@kss-loka.si>
16766         * optabs.h (enum optab_index): Add new OTI_ldexp.
16767         (ldexp_optab): Define corresponding macro.
16768         * optabs.c (init_optabs): Initialize ldexp_optab.
16769         * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
16770         patterns.
16771         * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
16772         using ldexp_optab.
16773         (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
16774         expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
16776         * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
16777         to implement ldexpf, ldexp and ldexpl built-ins as inline x87
16778         intrinsics.
16780 2005-02-12  Ira Rosen  <irar@il.ibm.com>
16782         * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
16783         to base_address.
16784         * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
16785         stmt_vec_info.
16786         (vect_get_base_and_offset): Always return an address.
16787         (vect_create_addr_base_for_vector_ref): Remove treatment for
16788         different data reference types.
16789         (vect_compute_data_ref_alignment): Rename base to base_address in
16790         stmt_vec_info. Get the object in order to force its alignment.
16791         (vect_get_memtag_and_dr): Rename base to base_address in
16792         stmt_vec_info. Extract the object for memtag analysis.
16794 2005-02-12  Hans-Peter Nilsson  <hp@axis.com>
16796         PR regression/19898.
16797         * config/cris/cris.c (cris_notice_update_cc): When testing if insn
16798         changes cc_status, use apply modified_in_p to part of cc_status
16799         and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
16800         body.
16802 2005-02-11  Richard Henderson  <rth@redhat.com>
16804         * tree-complex.c (expand_complex_libcall): New.
16805         (expand_complex_multiplication): Use it for c99 compliance.
16806         (expand_complex_division): Likewise.
16807         * fold-const.c (fold_complex_add, fold_complex_mult): New.
16808         (fold): Call them.
16809         * builtins.c (built_in_names): Remove const.
16810         * tree.c (build_common_builtin_nodes): Build complex arithmetic
16811         builtins.
16812         * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
16813         (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
16814         (built_in_names): Remove const.
16815         * c-common.c (c_common_type_for_mode): Handle complex modes.
16816         * flags.h, toplev.c (flag_complex_method): Rename from
16817         flag_complex_divide_method.
16818         * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
16819         __mulsc3, __muldc3, __mulxc3, __multc3): New.
16820         * libgcc2.h: Declare them.
16821         * libgcc-std.ver: Export them.
16822         * mklibgcc.in (lib2funcs): Build them.
16824 2005-02-11  Steven Bosscher  <stevenb@suse.de>
16826         PR tree-optimization/19876
16827         Partially revert my change from 2005-01-14
16828         * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
16829         (compute_antic): ...and remove the loop here.
16831 2005-02-11  Jakub Jelinek  <jakub@redhat.com>
16833         PR middle-end/19858
16834         * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
16835         is number of inner's bits, avoid creating a BIT_FIELD_REF.
16837         * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
16838         crtend.o if -pie.  Use %{x:a;:b} spec syntax.
16840 2005-02-11  Daniel Jacobowitz  <dan@codesourcery.com>
16842         * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
16843         offsets for the big-endian 32-bit case.
16845 2005-02-11  Joseph S. Myers  <joseph@codesourcery.com>
16847         * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
16849 2005-02-11  Dale Johannesen  <dalej@apple.com>
16851         * cselib.c (cselib_process_insn):  Clear out regs where
16852         HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
16853         * reload.c (find_equiv_reg): Ditto.
16855 2005-02-11  Ian Lance Taylor  <ian@airs.com>
16857         * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
16858         with no elements.
16860         * tree.c (build_function_type_list): Work correctly if there are
16861         no arguments.
16863 2005-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
16865         * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
16866         "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
16867         ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
16868         TARGET_ZARCH instead of TARGET_64BIT.
16870 2005-02-11  Ralf Corsepius  <ralf.corsepius@rtems.org>
16872         * config/rs6000/t-rtems:
16873         (MULTILIB_OPTIONS): Remove mcpu=602.
16874         (MUTLILIB_DIRNAMES): Remove m602.
16875         (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
16876         Let mcpu=602 match mcpu=603.
16877         (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
16879 2005-02-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
16881         * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
16882         signal trampolines.
16884 2005-02-10  David Daney  <ddaney@avtrex.com>
16886         * config/alpha/linux-unwind.h: Add exception clause to copyright.
16887         * config/i386/linux-unwind.h: Likewise.
16888         * config/ia64/linux-unwind.h: Likewise.
16889         * config/mips/linux-unwind.h: Likewise.
16890         * config/pa/linux-unwind.h: Likewise.
16891         * config/rs6000/linux-unwind.h: Likewise.
16892         * config/s390/linux-unwind.h: Likewise.
16893         * config/sh/linux-unwind.h: Likewise.
16894         * config/sparc/linux-unwind.h: Likewise.
16896 2005-02-10  Steven Bosscher  <stevenb@suse.de>
16898         PR tree-optimization/17549
16899         * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
16900         TER to replace a DEF with its expression if the DEF and the
16901         rhs of the expression we replace into have the same root
16902         variable.
16904 2005-02-10  Richard Sandiford  <rsandifo@redhat.com>
16906         * config/mips/mips.md: Fix the placement of the match_scratch in the
16907         lea64 peephole2.
16909 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
16911         * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
16912         Fix comment typos.
16914 2005-02-10  Zdenek Dvorak  <dvorakz@suse.cz>
16916         * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
16917         (strip_offset): Handle addresses.
16918         (add_address_candidates): Use strip_offset.
16919         (difference_cost): Reflect strip_offset change.
16920         (force_var_cost, difference_cost): Strip nops.
16922 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
16924         * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
16926         * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
16927         tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
16928         config/cris/cris-protos.h, config/cris/cris.c: Update
16929         copyright.
16931 2005-02-10  Jeff Law  <law@redhat.com>
16933         * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
16934         (lookup_avail_expr): Similarly.
16936 2005-02-10  Richard Guenther  <rguenth@gcc.gnu.org>
16938         * builtins.c (fold_builtin_powi): New function.
16939         (fold_builtin_1): Call it.
16941 2005-02-10  Steven Bosscher  <stevenb@suse.de>
16943         PR documentation/19309
16944         * doc/cpp.texi: The __GNUC__ and related predefined macros
16945         are also defined for the "standalone" cpp.
16946         Some non-GCC compilers may also define __GNUC__.
16948 2005-02-10  Jakub Jelinek  <jakub@redhat.com>
16950         PR c/19342
16951         * c-typeck.c (common_type): New routine.  Old common_type renamed
16952         to...
16953         (c_common_type): ...this.
16954         (build_conditional_expr, build_binary_op): Use c_common_type instead
16955         of common_type.
16957 2005-02-10  Steven Bosscher  <stevenb@suse.de>
16959         * doc/md.texi: Replace @samp{length} with @code{length}.
16961 2005-02-09  Zdenek Dvorak  <dvorakz@suse.cz>
16963         PR tree-optimization/18687
16964         * tree-flow.h (find_loop_niter): Declare.
16965         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
16966         Try using scev even for loops with more than one exit.
16967         * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
16968         (struct ivopts_data): Added niters field.
16969         (struct nfe_cache_elt): New.
16970         (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
16971         functions.
16972         (tree_ssa_iv_optimize_init): Initialize niters cache.
16973         (determine_number_of_iterations): Removed.
16974         (find_induction_variables): Do not call determine_number_of_iterations.
16975         Access niters for single exit through niter_for_single_dom_exit.
16976         (add_iv_outer_candidates): Access niters for single exit through
16977         niter_for_single_dom_exit.
16978         (may_eliminate_iv): Take data argument.  Use niter_for_exit.  Do not use
16979         number_of_iterations_cond.
16980         (iv_period): New function.
16981         (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
16982         (may_replace_final_value): Take data argument.  Use
16983         niter_for_single_dom_exit.
16984         (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
16985         (rewrite_use_compare): Pass data to may_eliminate_iv.
16986         (rewrite_use_outer): Pass data to may_replace_final_value.
16987         (free_loop_data): Clean up the niters cache.
16988         (tree_ssa_iv_optimize_finalize): Free the niters cache.
16989         (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
16990         * tree-ssa-loop-niter.c (find_loop_niter): New function.
16991         (find_loop_niter_by_eval): Use tree_int_cst_lt.
16992         (num_ending_zeros): Moved to tree.c.
16993         * tree.h (num_ending_zeros): Declare.
16994         * tree.c (num_ending_zeros): Moved from tree.c.
16996 2005-02-09  Richard Henderson  <rth@redhat.com>
16998         * builtins.c (DEF_BUILTIN): Add COND argument.
16999         * tree.h (DEF_BUILTIN): Likewise.
17000         * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
17001         DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
17002         match.
17003         (DEF_BUILTIN_STUB): New.
17004         (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
17005         BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
17006         BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
17007         * c-common.c (DEF_BUILTIN): Add COND argument.
17008         * tree.c (local_define_builtin): New.
17009         (build_common_builtin_nodes): New.
17011 2005-02-09  Roger Sayle  <roger@eyesopen.com>
17013         * fold-const.c (fold_strip_sign_ops): New function to simplify a
17014         floating point expression ignoring the sign of the result.
17015         (fold) <ABS_EXPR>: Use it to simplify fabs(x).
17016         (fold) <MULT_EXPR>: Use it to simplify x*x.
17017         * tree.h (fold_strip_sign_ops): Prototype here.
17018         * builtins.c (fold_builtin_copysign): Take an additional FNDECL
17019         argument.  Use fold_strip_sign_ops to simplify the first argument.
17020         (fold_builtin_pow):  Use fold_strip_sign_ops to simplify the
17021         first argument when the second argument is an even integer
17022         constant, but only with -funsafe_math_optimizations.
17023         (fold_builtin_1): Update call to fold_builtin_copysign.
17025 2005-02-09  Ian Lance Taylor  <ian@airs.com>
17027         PR middle-end/19583
17028         * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
17029         just check whether EH_FILTER_FAILURE falls through.
17031 2005-02-09  Andreas Krebbel  <krebbel1@de.ibm.com>
17033         * gcc/haifa-sched.c (schedule_block): Make queued sched group
17034         insns return to ready list in the next turn.
17036 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
17038         PR middle-end/19402
17039         * builtins.def: New __builtin_powi[lf].
17040         * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
17041         (expand_builtin_powi): New function.
17042         (expand_builtin): Dispatch to expand_builtin_powi.
17043         * libgcc2.h: Add prototypes for __builtin_powi[lf].
17044         * libgcc2.c: Add __builtin_powi[lf] implementation.
17045         * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
17046         * optabs.h: Add powi_optab.
17047         * optabs.c (init_optabs): Initialize powi_optab.
17048         * doc/extend.texi: Document __builtin_powi[lf].
17050 2005-02-09  Dorit Naishlos  <dorit@il.ibm.com>
17052         * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
17053         exists.
17055 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
17057         PR middle-end/19854
17058         * fold-const.c (try_move_mult_to_index): Remove redundant
17059         type argument.  Create ADDR_EXPR with correct type.
17060         (fold): Update callers of try_move_mult_to_index.  Convert
17061         result to the appropriate type.
17063 2005-02-09  Roger Sayle  <roger@eyesopen.com>
17065         PR target/19597
17066         * config/avr/avr.c (default_rtx_costs): Delete.
17067         (avr_operand_rtx_cost): New function.
17068         (avr_rtx_costs): Completely rewrite.
17070 2005-02-08  Hans-Peter Nilsson  <hp@axis.com>
17072         PR target/19806
17073         * config/cris/cris.c (in_code): New variable.
17074         (cris_output_addr_const): Now a static function, a wrapper for
17075         output_addr_const.
17076         (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
17077         case from old cris_output_addr_const.
17078         (cris_asm_output_label_ref): Similar for LABEL_REF.
17079         (cris_output_addr_const_extra): Similar for UNSPEC.
17080         * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
17081         (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
17082         * config/cris/cris-protos.h (cris_output_addr_const): Remove
17083         declaration.
17084         (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
17085         (cris_asm_output_label_ref): Declare.
17087 2005-02-08  Paolo Bonzini  <bonzini@gnu.org>
17089         PR preprocessor/19801
17090         * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
17091         filenames that changed when libcpp was moved to the toplevel.
17093 2005-02-07  Roger Sayle  <roger@eyesopen.com>
17095         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17096         zero extensions of BImode operands.  Call lowpart_subreg instead
17097         of gen_lowpart_common and gen_lowpart_SUBREG.
17099 2005-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
17101         PR ada/19489
17102         * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
17103         * configure.ac: Set cc_for_cross_gnattools.
17104         * configure: Regenerate.
17106 2005-02-08  Alan Modra  <amodra@bigpond.net.au>
17108         PR target/19803
17109         * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
17111 2005-02-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
17113         PR debug/19327
17114         * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
17115         of nested functions.
17117 2005-02-07  Jonathan Wakely  <redi@gcc.gnu.org>
17119         * doc/extend.texi: Document deprecated extensions allowing
17120         static floating-point members to have initializers and allowing
17121         floating-point literals in integral constant expressions.
17123 2005-02-07  Kazu Hirata  <kazu@cs.umass.edu>
17125         * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
17126         config/darwin7.h, config/mips/mips.c,
17127         config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
17128         Update copyright.
17130         * cse.c: Update comments.
17132 2005-02-07  Richard Guenther  <rguenth@gcc.gnu.org>
17134         PR middle-end/19775
17135         * builtins.c (fold_builtin_sqrt): Transform
17136         sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
17137         pow(x,y*0.5).
17139 2005-02-07  Leehod Baruch  <leehod@il.ibm.com>
17140             Dorit Naishlos  <dorit@il.ibm.com>
17142         * doc/invoke.texi (ftree-vectorizer-verbose): New.
17143         * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
17144         * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
17145         was added.
17146         * tree.h (vect_set_verbosity_level): New extern function declaration
17147         added.
17148         * tree-vectorizer.h (verbosity_levels): New enum type.
17149         * tree-vectorizer.c (vect_debug_stats): Function removed.
17150         (vect_debug_details): Likewise.
17151         (vect_verbosity_level): Global variable was defined and initialized.
17152         (vect_dump): Global variable definition.
17153         (vect_print_dump_info): New function.
17154         (vect_set_dump_settings): New function.
17155         (vect_set_verbosity_level): New function.
17156         (vectorize_loops): Add call to vect_set_dump_settings.
17158         (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
17159         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17160         (slpeel_tree_peel_loop_to_edge): Likewise.
17162         (vect_analyze_offset_expr): Call to vect_print_dump_info with
17163         appropriate verbosity level instead of call to vect_debug_details
17164         or vect_debug_stats.
17165         (vect_get_base_and_offset):
17166         (vect_create_addr_base_for_vector_ref):
17167         (get_vectype_for_scalar_type):
17168         (vect_create_data_ref_ptr):
17169         (vect_init_vector):
17170         (vect_get_vec_def_for_operand):
17171         (vect_finish_stmt_generation):
17172         (vectorizable_assignment):
17173         (vectorizable_operation):
17174         (vectorizable_store):
17175         (vectorizable_load):
17176         (vect_transform_stmt):
17177         (vect_update_ivs_after_vectorizer):
17178         (vect_do_peeling_for_loop_bound):
17179         (vect_update_inits_of_drs):
17180         (vect_do_peeling_for_alignment):
17181         (vect_transform_loop):
17182         (vect_is_simple_use):
17183         (vect_analyze_operations):
17184         (vect_is_simple_iv_evolution):
17185         (vect_analyze_scalar_cycles):
17186         (vect_analyze_data_ref_dependence):
17187         (vect_analyze_data_ref_dependences):
17188         (vect_compute_data_ref_alignment):
17189         (vect_enhance_data_refs_alignment):
17190         (vect_analyze_data_refs_alignment):
17191         (vect_analyze_data_ref_access):
17192         (vect_analyze_data_ref_accesses):
17193         (vect_analyze_pointer_ref_access):
17194         (vect_get_memtag_and_dr):
17195         (vect_analyze_data_refs):
17196         (vect_mark_relevant):
17197         (vect_stmt_relevant_p):
17198         (vect_mark_stmts_to_be_vectorized):
17199         (vect_can_advance_ivs_p):
17200         (vect_get_loop_niters):
17201         (vect_analyze_loop_form):
17202         (vect_analyze_loop):
17203         (vectorize_loops): Likewise.
17205         (vect_do_peeling_for_loop_bound): Dump format slightly changed.
17206         (vect_update_inits_of_drs):
17207         (vect_do_peeling_for_alignment):
17208         (vect_transform_loop):
17209         (vect_analyze_operations):
17210         (vect_analyze_scalar_cycles):
17211         (vect_analyze_data_ref_dependences):
17212         (vect_analyze_data_refs_alignment):
17213         (vect_analyze_data_ref_accesses):
17214         (vect_analyze_data_refs):
17215         (vect_mark_stmts_to_be_vectorized):
17216         (vect_get_loop_niters):
17217         (vect_analyze_loop_form):
17218         (vect_analyze_loop): Likewise.
17219         (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
17221 2005-02-07  Richard Sandiford  <rsandifo@redhat.com>
17223         PR bootstrap/19796
17224         Revert:
17225         2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
17226         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17227         either -ffast-math or -funsafe-math-optimizations is in use.
17229         2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
17230         * config/mips/irix-csr.c: New file.
17231         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17232         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17233         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17234         executables.
17236 2005-02-07  Alexandre Oliva  <aoliva@redhat.com>
17238         * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
17239         redundant, incorrect definitions.
17241         * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
17242         expand.
17243         ("*tls_indirect_call"): New, reference hard regs directly.
17244         * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
17246 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
17248         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
17249         Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
17251 2005-02-06  Roger Sayle  <roger@eyesopen.com>
17253         PR rtl-optimization/19800
17254         * simplify_rtx.c (simplify_relational_operation_1): Explicitly
17255         call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
17256         gen_lowpart.
17258 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
17260         * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
17262 2005-02-07  Joseph S. Myers  <joseph@codesourcery.com>
17264         PR other/17135
17265         * doc/invoke.texi: Correct documentation of -freorder-functions.
17267 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
17269         PR other/14402
17270         * doc/invoke.texi: Don't mention gccbug.
17272 2005-02-06  Roger Sayle  <roger@eyesopen.com>
17273             Andrew Pinski  <pinskia@physics.uc.edu>
17274             Paolo Bonzini  <paolo.bonzini@lu.unisi.ch>
17276         * simplify-rtx.c (simplify_relational_operation_1): Simplify
17277         (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
17278         into just (zero_extract:SI FOO (const_int 1) BAR).
17280 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
17282         * doc/cpp.texi: Include gcc-common.texi.  Don't define gcctabopt
17283         macro locally.  Don't give last revision date.  Use GCC version
17284         number from gcc-common.texi.
17285         * doc/cppinternals.texi: Include gcc-common.texi.  Don't give last
17286         revision date.  Use GCC version number from gcc-common.texi.
17287         Describe being a library as current state rather than as 3.x
17288         history.
17289         * doc/gcc.texi: Remove last update date.
17290         * doc/gccint.texi: Likewise.  Update copyright dates.
17291         * doc/install.texi: Update copyright dates.
17293 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
17295         PR other/7549
17296         * doc/invoke.texi: Mention for each option included in -Wall that
17297         it is included in -Wall.
17298         * doc/gcc.texi: Update copyright and last modification date.
17300 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
17302         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
17303         unnecessary cast to original induction variable increments.
17305 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
17307         PR tree-optimization/18219
17308         * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
17309         in distributed form.
17311 2005-02-06  Richard Sandiford  <rsandifo@redhat.com>
17313         * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
17314         Set bitpos and offset later in the function.  Do nothing if the
17315         target is a register and if the bitfield lies completely outside
17316         that register.
17317         (extract_bit_field): Make the same SUBREG, bitpos and offset changes
17318         here.  Return an uninitialised register if the source value is stored
17319         in a register and the bitfield lies completely outside that register.
17321 2005-02-06  Steven Bosscher  <stevenb@suse.de>
17323         * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
17324         not SET_DEST.
17326 2005-02-06  Marcin Dalecki  <martin@dalecki.de>
17328         * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
17330 2005-02-06  Geoffrey Keating  <geoffk@apple.com>
17332         * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
17333         * config/darwin8.h: New.
17334         * config/darwin7.h: Update comment.
17336 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
17337             Dorit Naishlos  <dorit@il.ibm.com>
17339         * tree-vectorizer.h (LOC): New type.
17340         (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
17341         (loop_line_number): New field in struct _loop_vec_info.
17342         (LOOP_VINFO_LOC, LOOP_LOC): New macros.
17344         * tree-vectorizer.c (input.h): Included.
17345         (find_loop_location): New function.
17346         (vect_debug_stats): Argument changed from loop to LOC. Computation of
17347         loop line number removed.
17348         (vect_debug_details): Likewise.
17349         (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
17351         (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
17352         call to vect_debug_details/stats changed from loop to loop_loc.
17353         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17354         (slpeel_tree_peel_loop_to_edge): Likewise.
17356         (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
17357         changed from NULL to UNKNOWN_LOC.
17358         (vect_get_base_and_offset):
17359         (vect_create_addr_base_for_vector_ref):
17360         (get_vectype_for_scalar_type):
17361         (vect_create_data_ref_ptr):
17362         (vect_init_vector):
17363         (vect_get_vec_def_for_operand):
17364         (vect_finish_stmt_generation):
17365         (vectorizable_assignment):
17366         (vectorizable_operation):
17367         (vectorizable_store):
17368         (vectorizable_load):
17369         (vect_transform_stmt):
17370         (vect_update_ivs_after_vectorizer):
17371         (vect_do_peeling_for_loop_bound):
17372         (vect_do_peeling_for_alignment):
17373         (vect_transform_loop):
17374         (vect_is_simple_use):
17375         (vect_analyze_operations):
17376         (vect_is_simple_iv_evolution):
17377         (vect_analyze_scalar_cycles):
17378         (vect_analyze_data_ref_dependences):
17379         (vect_compute_data_ref_alignment):
17380         (vect_enhance_data_refs_alignment):
17381         (vect_analyze_data_ref_access):
17382         (vect_analyze_data_ref_accesses):
17383         (vect_analyze_pointer_ref_access):
17384         (vect_get_memtag_and_dr):
17385         (vect_analyze_data_refs):
17386         (vect_mark_relevant):
17387         (vect_stmt_relevant_p):
17388         (vect_mark_stmts_to_be_vectorized):
17389         (vect_can_advance_ivs_p):
17390         (vect_get_loop_niters):
17391         (vect_analyze_loop):
17392         (vectorize_loops): Likewise.
17394         (vectorizable_load): Argument in call to vect_debug_details/stats
17395         changed from loop to LOOP_LOC (loop_vinfo).
17396         (vect_transform_loop):
17397         (vect_analyze_operations):
17398         (vect_analyze_scalar_cycles):
17399         (vect_analyze_data_ref_dependence):
17400         (vect_enhance_data_refs_alignment):
17401         (vect_analyze_data_ref_accesses):
17402         (vect_analyze_pointer_ref_access):
17403         (vect_analyze_data_refs):
17404         (vect_analyze_loop): Likewise.
17406         (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
17407         changed from loop to loop_loc.
17409         (vect_enhance_data_refs_alignment): Removed unused variable loop.
17411 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
17412             Dorit Naishlos  <dorit@il.ibm.com>
17414         * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
17415         declaration added.
17416         (vect_analyze_data_ref_dependences): Likewise.
17418         (vect_is_simple_use): Argument changed from loop structure to
17419         loop_vect_info structure.
17420         (vect_can_advance_ivs_p): Likewise.
17421         (vect_create_index_for_vector_ref): Likewise.
17422         (vect_update_ivs_after_vectorizer): Likewise.
17423         (new_stmt_vec_info): Likewise.
17425         (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
17426         changed from loop to loop_vinfo.
17427         (vect_create_data_ref_ptr): First argument in call to
17428         vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
17429         (vectorizable_assignment): Second argument in call to vect_is_simple_use
17430         was changed from loop to loop_vinfo.
17431         (vectorizable_operation): Likewise.
17432         (vectorizable_store): Likewise.
17433         (vect_mark_stmts_to_be_vectorized): Likewise.
17434         (vect_do_peeling_for_loop_bound): First argument in call to
17435         vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
17436         (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
17437         was changed from loop to loop_vinfo.
17438         (vect_analyze_data_ref_dependences): Third argument in call to
17439         vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
17441         (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
17442         (vect_create_data_ref_ptr): Likewise.
17443         (vect_init_vector): Likewise.
17444         (vect_get_vec_def_for_operand): Likewise.
17445         (vectorizable_assignment): Likewise.
17446         (vectorizable_operation): Likewise.
17447         (vectorizable_store): Likewise.
17448         (vectorizable_load): Likewise.
17449         (vect_update_ivs_after_vectorizer): Likewise.
17450         (vect_is_simple_use): Likewise.
17451         (vect_analyze_data_ref_dependence): Likewise.
17452         (vect_analyze_pointer_ref_access): Likewise.
17453         (vect_can_advance_ivs_p): Likewise.
17455         * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
17456         before _stmt_vec_info.
17457         (_stmt_vec_info): Loop field replaced by loop_vec_info.
17458         (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
17459         (new_stmt_vec_info): Argument changed from loop structure to
17460         loop_vect_info structure
17462         (vect_analyze_data_ref_dependences): Unnecessary line was removed.
17463         (vect_analyze_offset_expr): Avoid 80 columns overflow.
17464         (vect_create_addr_base_for_vector_ref): Likewise.
17465         (vect_analyze_pointer_ref_access): Likewise.
17467 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
17469         PR tree-opt/19768
17470         * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
17471         phi flag if the phi is abnormal.
17473 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
17475         PR tree-opt/19736
17476         * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
17477         information for the new statement.
17479 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
17481         PR driver/19117
17482         * gcc.c (main): Include the target in -v output.
17484 2005-02-03  Alexandre Oliva  <aoliva@redhat.com>
17486         * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
17487         Do not drop the extend if we'd have to add a paradoxical subreg
17488         later.  Include optabs.h and insn-codes.h.
17489         * Makefile.in (combine.o): Depend on $(OPTABS_H).
17491 2005-02-02  Roger Sayle  <roger@eyesopen.com>
17493         PR middle-end/19405
17494         * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
17495         * fold-const.c (const_binop): Avoid constant folding floating
17496         point operations in modes that use composite representations.
17497         * simplify-rtx.c (simplify_binary_operation): Likewise.
17499 2005-02-02  Geoffrey Keating  <geoffk@apple.com>
17501         * config/rs6000/altivec.md (altivec_dst): Make the first operand
17502         a REG, not a MEM.
17503         (altivec_dstt): Likewise.
17504         (altivec_dstst): Likewise.
17505         (altivec_dststt): Likewise.
17506         * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
17507         of first operand.
17509 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
17511         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
17512         EXPR_LOCUS from orig_cond to the new cond_stmt.
17513         (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
17514         the new vec_stmt.
17516 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
17518         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
17519         standard_iv_increment_position. Remove call to bsi_next
17520         (no need to bump the iterator anymore).
17521         (vect_create_index_for_vector_ref): Call
17522         standard_iv_increment_position. Remove second function argument.
17523         (vect_finish_stmt_generation): Remove call to bsi_next
17524         (no need to bump the iterator anymore).
17525         (vect_create_data_ref_ptr): Remove second argument (bsi) in call
17526         to vect_create_index_for_vector_ref.
17528 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
17530         * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
17531         phis are used out of the loop.
17533 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
17535         PR c/17807
17536         * c-decl.c (undef_nested_function): New variable.
17537         (pop_scope): Diagnose undefined nested functions.
17538         (finish_function): Don't attempt cgraph processing or genericizing
17539         if current top-level function contained an undefined nested
17540         function.  Reset undef_nested_function at the end of a top-level
17541         function.
17543 2005-02-02  Zdenek Dvorak  <dvorakz@suse.cz>
17545         * tree.c (build_int_cst_type): Take sign of the value into account
17546         when deciding whether sign extend the value.
17548 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
17550         PR c/18502
17551         * gcc.c (cpp_unique_options): Remove %{trigraphs}.
17552         (cpp_options, cc1_options): Change %{std*&ansi} to
17553         %{std*&ansi&trigraphs}.
17555 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
17557         * cse.c: Update comments.
17559 2005-02-02  Aldy Hernandez  <aldyh@redhat.com>
17561         * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
17562         arguments go on the stack.  Do not put complex doubles in odd/even
17563         pairs.
17565 2005-02-02  Steven Bosscher  <stevenb@suse.de>
17567         * doc/invoke.texi: Update the options enabled at -O1, -O2,
17568         and -O3.  Update the documentation for -fgcse-sm, -fgcse-las,
17569         -ftree-pre, and -fthread-jumps.
17571 2005-02-02  Richard Sandiford  <rsandifo@redhat.com>
17573         PR tree-optimization/19578
17574         * tree-flow.h (modified_noreturn_calls): Declare.
17575         (noreturn_call_p): Declare.
17576         * tree-flow-inline.h (noreturn_call_p): New function.
17577         (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
17578         * tree-cfg.c (modified_noreturn_calls): New variable.
17579         (cleanup_control_flow): Use noreturn_call_p.  Split basic blocks
17580         that contain a mid-block noreturn call.
17581         * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
17583 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
17585         * df.c (df_def_record_1, df_uses_record): Don't use
17586         DF_FOR_REGALLOC.
17587         * df.h (DF_FOR_REGALLOC): Remove.
17589 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
17591         PR c/19435
17592         * c-typeck.c (really_start_incremental_init): Reset
17593         constructor_max_index for arrays of incomplete type.
17595 2005-02-02  Jeff Law  <law@redhat.com>
17597         * gcse.c (struct reg_set): Store the block index where the register
17598         was set rather than the setting insn.
17599         (record_one_set, compute_transp): Corresponding changes.
17600         (pre_insert_copy_insn): Do not call replace_one_set.
17601         (replace_one_set): Remove.
17603 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
17605         PR other/15514
17606         * doc/gcov.texi: Fix typo.
17608 2005-02-01  Richard Henderson  <rth@redhat.com
17610         PR target/19680
17611         * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
17612         * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
17613         type to bool.
17614         (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
17615         * config/i386/i386-protos.h: Update.
17617 2005-02-01  Steven Bosscher  <stevenb@suse.de>
17619         PR tree-optimization/19217
17620         * tree-cfg.c (verify_expr): Use the data field to see if TP was
17621         seen inside a PHI node.  Do not do the ADDR_EXPR check if it was.
17622         (verify_stmts): Pass (void*)1 as data to verify_expr to signal
17623         that it is walking a PHI node.
17625 2005-02-01  Joseph S. Myers  <joseph@codesourcery.com>
17627         * doc/extend.texi (Nested Functions): Update.
17629 2005-02-01  Richard Henderson  <rth@redhat.com>
17631         PR 19696
17632         * optabs.c (expand_copysign_absneg): Export.
17633         * optabs.h (expand_copysign_absneg): Declare.
17634         * config/rs6000/rs6000.md (copysigntf3): New.
17636 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
17638         PR tree-optimization/19633
17639         * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
17640         * tree-ssa-alias.c (init_alias_info): Initialize.
17641         (merge_pointed_to_info): Set.
17642         (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
17643         (dump_points_to_info_for): Show value of pt_null.
17644         (struct count_ptr_d): Declare.
17645         (find_ptr_dereference): Remove.
17646         (ptr_is_dereferenced_by): Remove.
17647         (count_ptr_derefs): New local function.
17648         (count_uses_and_derefs): New local function.
17649         (compute_points_to_and_addr_escape): Call it.  If the number
17650         of dereferences is greater than zero, mark the pointer as
17651         dereferenced.  If there are fewer dereferences than uses of
17652         the pointer, the pointer's value escapes.
17654 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
17656         PR tree-optimization/19670
17657         * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
17658         here...
17659         (verify_use): ... set it here, instead.
17661 2005-02-01  Janis Johnson  <janis187@us.ibm.com>
17663         * doc/sourcebuild.texi (Test directives): Fix formatting.
17665         * doc/sourcebuild.texi (Test directives): Describe selector
17666         expressions.
17668 2005-02-01  Segher Boessenkool  <segher@kernel.crashing.org>
17670         * config.gcc (powerpc64-*-linux*): Default to -m64 also for
17671         specific 64-bit CPUs.
17673 2005-02-01  Richard Earnshaw  <rearnsha@arm.com>
17675         PR target/16201
17676         * arm.c (arm_eliminable_register): New function.
17677         (adjacent_mem_locations): Don't allow eliminable registers.  Use
17678         HOST_WIDE_INT for address offsets.
17679         * arm-protos.h (arm_eliminable_register): Add prototype.
17681 2005-02-01  Steven Bosscher  <stevenb@suse.de>
17683         PR optimization/15242
17684         * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
17685         * basic-block.h (duplicate_computed_gotos): Add prototype.
17686         * bb-reorder.c (duplicate_computed_gotos): New function to
17687         duplicate sufficiently small blocks ending in a computed jump.
17688         * passes.c (rest_of_compilation): Call duplicate_computed_gotos
17689         if not optimizing for size.
17690         * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
17691         never do tail merging for blocks ending in a computed jump.
17692         * doc/invoke.texi: Document the max-goto-duplication-insns param.
17694 2005-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
17696         Patch from Richard Sandiford <rsandifo@redhat.com>
17697         * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
17698         from inheriting a subreg equivalence with a non-spill register.
17700         * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
17702 2005-02-01  Alexandre Oliva  <aoliva@redhat.com>
17704         * config/frv/frv.c (movcc_fp_destination_operand): New.
17705         (gpr_or_memory_operand): Fix typo in comment.
17706         (gpr_or_memory_operand_with_scratch): New.
17707         * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
17708         * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
17709         movcc_fp_destination_operand.
17710         (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
17711         Legitimize memory addresses using a scratch register.
17713 2005-01-31  Jeff Law  <law@redhat.com>
17715         * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
17716         bitmap a sparse bitmap instead of a simple bitmap.
17717         (mark_def_sites_initialize_block):  Corresponding changes.
17718         (ssa_mark_def_sites_initialize_block): Likewise.
17719         (ssa_mark_phi_uses): Likewise.
17720         (mark_def_site, ssa_mark_def_sites): Likewise.
17721         (mark_def_site_blocks): Likewise.
17722         (rewrite_ssa_into_ssa): Likewise.
17724         * tree-ssa-dom.c (record_cond): Pass correct variable type
17725         for last argument to htab_find_slot_with_hash.
17727         * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
17728         effects when optimizing 0 % X.  Do not try to optimize X % 0.
17730 2005-01-31  James E. Wilson  <wilson@specifixinc.com>
17732         * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
17733         1_mmalua.
17735 2005-02-01  Eric Christopher  <echristo@redhat.com>
17737         * config/mips/mips.c (override_options): Warn if -mint64
17738         is used.
17739         * doc/invoke.texi (MIPS Options): Document that -mint64 is
17740         deprecated.
17742 2005-02-01  Kazu Hirata  <kazu@cs.umass.edu>
17744         * cse.c (cse_reg_info): Remove hash_next, next, regno.  Add
17745         timestamp.
17746         (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
17747         REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
17748         cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
17749         (cached_regno): Initialize to INVALID_REGNUM.
17750         (cse_reg_info_table_size,
17751         cse_reg_info_table_first_uninitialized,
17752         cse_reg_info_timestamp): New.
17753         (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
17754         get_cse_reg_info.
17755         (init_cse_reg_info, get_cse_reg_info_1): New.
17756         (get_cse_reg_info): Cache the last look-up.
17757         (new_basic_block): Update the code to clear mappings from
17758         registers to cse_reg_info entries.
17759         (cse_main): Call init_cse_reg_info.
17761         * cse.c (get_cse_reg_info): Update a comment.
17763 2005-01-31  Steven Bosscher  <stevenb@suse.de>
17765         PR c/19333
17766         * c-decl.c (start_decl): Do not warn about arrays of elements with
17767         an incomplete type here.
17768         (grokdeclarator): Do it here by making a pedwarn an error.
17769         * c-typeck.c (push_init_level): If there were previous errors with
17770         the constructor type, do not warn about braces for initializers.
17771         (process_init_element): Likewise for excess initializer elements.
17773 2005-01-31  Kazu Hirata  <kazu@cs.umass.edu>
17775         * cse.c (delete_trivially_dead_insn): Don't iterate.
17777 2005-01-31  Andrew Pinski  <pinskia@physics.uc.edu>
17779         * config/rs6000/rs6000.md (copysignsf3): New expand.
17780         (copysigndf3): Likewise.
17782 2005-01-31  Steven Bosscher  <stevenb@suse.de>
17784         * recog.c (constrain_operands): Only look for earlyclobber operand
17785         conflicts if an '&' constraint was seen.
17787 2005-01-31  Marc Espie <espie@openbsd.org>
17789         * config.gcc: Don't include embedded systems fragment, switches default
17790         debugging format to ELF.
17791         * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
17792         longer pick it up there.
17794 2005-01-31  Dale Johannesen  <dalej@apple.com>
17796         * doc/extend.texi (nested functions): Fix linkage description.
17797         Clarify that static is not allowed.
17799 2005-01-31  Dale Johannesen  <dalej@apple.com>
17801         * config/rs6000/darwin.md (movsf_low_di):  Make work.
17802         (movdf_low_di):  Make work.
17804 2005-01-31  Dale Johannesen  <dalej@apple.com>
17806         * config/rs6000/darwin-tramp.asm (__trampoline_setup):
17807         Make work for 64 bit.
17809 2005-01-31  Roger Sayle  <roger@eyesopen.com>
17810             Dale Johannesen  <dalej@apple.com>
17812         PR middle-end/19650
17813         * fold-const.c (fold_binary_op_with_conditional_arg):
17814         Make types match original operands, before STRIP_NOPS.
17816 2005-01-31  Alan Modra  <amodra@bigpond.net.au>
17818         * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
17819         (struct gcc_regs): Rename from gcc_pt_regs.  Add more regs.
17820         (struct gcc_sigcontext): Delete.  Merge contents to..
17821         (struct gcc_ucontext): ..here.
17822         (get_sigcontext): Delete.
17823         (get_regs): New function, like get_sigcontext but return regs ptr.
17824         64-bit version finds regs from r1 to support vdso.
17825         (ppc_linux_aux_vector): New function.
17826         (ppc_fallback_frame_state): Modify for get_regs.  Restore fprs
17827         and vector regs.
17829 2005-01-31  Ira Rosen  <irar@il.ibm.com>
17831         * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
17832         sizetype.
17833         (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
17834         redundant fold. Fix misalignment for MINUS_EXPR.
17835         (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
17836         (vect_analyze_pointer_ref_access): Likewise.
17837         (vect_get_memtag_and_dr): Likewise.
17839 2005-01-31  Richard Henderson  <rth@redhat.com>
17841         * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
17842         (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
17843         absnegdf2_i387, absnegxf2_i387): Likewise.
17845 2005-01-31  Richard Henderson  <rth@redhat.com>
17847         PR 19696
17848         * optabs.c (expand_copysign_absneg): New.
17849         (expand_copysign_bit): Split out from ...
17850         (expand_copysign): ... here.  Use expand_copysign_absneg.
17852 2005-01-30  Roger Sayle  <roger@eyesopen.com>
17854         PR middle-end/19697
17855         * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
17856         constant as the second operand and a register as the third.
17858 2005-01-31  Danny Smith  <dannysmith@users.sourceforge.net>
17860         PR target/19704
17861         * config/i386/i386.c (ix86_function_ok_for_sibcall):  Also check
17862         that dllimport'd functions do not use all call-clobbered registers
17863         to pass parameters.
17865 2005-01-30  Richard Henderson  <rth@redhat.com>
17867         PR 19696
17868         * optabs.c (expand_absneg_bit): Split out from expand_unop and
17869         expand_abs_nojump and generalize.  Use operand_subword and
17870         emit_no_conflict_block.  Support large modes.
17871         (expand_abs_nojump): Use it.  Use HONOR_SIGNED_ZEROS to fall
17872         back to maximum.
17873         (expand_unop): Likewise.  Use HONOR_SIGNED_ZEROS to fall back
17874         negation to subtraction.
17875         (expand_copysign): Check that the format has signed zeros.
17876         Use operand_subword and emit_no_conflict_block.  Support large modes.
17878 2005-01-30  Daniel Berlin  <dberlin@dberlin.org>
17880         Fix PR tree-optimization/19624
17882         * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
17883         * tree-ssa-pre.c: Add cfgloop.h.
17884         Update comment.
17885         (pre_stats): New member, constified.
17886         (inserted_exprs): New static variable.
17887         (NECESSARY): New macro.
17888         (create_expression_by_pieces): Fold the expression, and
17889         mark it as defaulting to not necessary. Also put in
17890         inserted_exprs.
17891         (fully_constant_expression): New function.
17892         (insert_into_preds_of_block): Modify to not insert phis when we
17893         are playing with induction variables.
17894         Push phis onto the inserted_exprs vector, and mark them as not
17895         necessary by default.
17896         (insert_aux): Call fully_constant_expression on eprime.
17897         If all edges produce the same value, mark it constant.
17898         (mark_operand_necessary): New function.
17899         (remove_dead_inserted_code): New function.
17900         (init_pre): Init loop optimizer to get loop info.
17901         (fini_pre): Free loop_optimizer, and inserted_exprs vec.
17902         (execute_pre): Commit edge inserts, then remove dead code.
17904 2005-01-30  Richard Henderson  <rth@redhat.com>
17906         * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
17907         * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
17909 2005-01-30  Richard Henderson  <rth@redhat.com>
17911         PR target/19700
17912         * config/i386/i386.c (ix86_expand_copysign): New.
17913         (ix86_split_copysign_const): New.
17914         (ix86_split_copysign_var): Rename from ix86_split_copysign,
17915         rearrange op1/nmask operands.
17916         * config/i386/i386-protos.h: Update.
17917         * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
17918         (copysigndf3): Likewise.
17919         (copysignsf3_const, copysigndf3_const): New.
17920         (copysignsf3_var): Rename from copysignsf3, split out splitter
17921         and fix split predicate for X constraint.
17922         (copysigndf3_var): Similarly.
17924 2005-01-30  Kazu Hirata  <kazu@cs.umass.edu>
17926         * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
17927         doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
17928         doc/tm.texi, doc/tree-ssa.texi: Update copyright.
17930 2005-01-29  Richard Henderson  <rth@redhat.com>
17932         PR target/19690
17933         * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
17934         of # and * in constraints.
17936 2005-01-29  Richard Henderson  <rth@redhat.com>
17938         PR middle-end/19689
17939         * expr.c (store_field): Don't strip sub-mode cast when the input
17940         data is even smaller.
17942 2005-01-29  Richard Henderson  <rth@redhat.com>
17944         PR middle-end/19687
17945         * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
17946         union being empty.
17948 2005-01-29  Richard Henderson  <rth@redhat.com>
17950         * combine.c (make_field_assignment): Fix argument order
17951         to gen_int_mode.
17953 2005-01-29  Richard Guenther <richard.guenther@uni-tuebingen.de>
17955         PR tree-optimization/15791
17956         * fold-const.c (extract_array_ref): New function.
17957         (fold): Fold comparisons between &a[i] and &a[j] or
17958         semantically equivalent trees.
17960 2005-01-29  Jeff Law  <law@redhat.com>
17962         * gcse.c (insert_expr_in_table): Revamp handling of available
17963         and anticipatable occurrence lists to avoid unnecessary list
17964         walking.
17965         (insert_set_in_table): Similarly.
17967 2005-01-29  Joseph S. Myers  <joseph@codesourcery.com>
17969         * c-common.c (fix_string_type): Just use c_build_qualified_type to
17970         build string type.
17971         (c_build_qualified_type): Build qualified array types with
17972         TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
17973         * c-decl.c (c_make_fname_decl): Build unqualified array type
17974         before qualified type.
17975         (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
17976         type is qualified, not just if type itself is.  Don't apply
17977         qualifiers to array type when declarator is processed.  Apply
17978         qualifiers to field type whether or not it is an array type.
17979         Don't handle array types specially for applying qualifiers to
17980         variables.
17981         * c-typeck.c (composite_type): Build unqualified element type and
17982         array type when forming composite of array types.
17983         (common_pointer_type, comptypes, comp_target_types,
17984         type_lists_compatible_p, build_indirect_ref, build_array_ref,
17985         convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
17986         types.
17987         (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
17988         (args2) in variables a1 and a2.
17990 2005-01-29  Kazu Hirata  <kazu@cs.umass.edu>
17992         * cse.c (n_elements_made, max_elements_made): Remove.
17993         (insert): Don't touch n_elements_made.
17994         (cse_main): Don't touch n_elements_made or max_elements_made.
17996 2005-01-28  Stephane Carrez  <stcarrez@nerim.fr>
17998         PR target/15384
17999         * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
18000         configuration part of dp-bit.c to be lost.
18002 2005-01-28  Roger Sayle  <roger@eyesopen.com>
18004         * expmed.c (expand_mult_highpart_optab): When attempting to use
18005         a non-widening multiplication in a wider mode, the operands need
18006         to be converted (zero or sign extended) to that mode.
18008 2005-01-28  Ian Lance Taylor  <ian@airs.com>
18010         PR middle-end/16558
18011         PR middle-end/19583
18012         * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
18013         through if both operands fall through.
18015 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
18017         * cse.c (fold_rtx) <PC>: Don't optimize.
18019 2005-01-28  Jeff Law  <law@redhat.com>
18021         * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
18022         (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
18024 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
18026         * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
18027         cse_reg_info_used_list_end): Remove.
18028         (cse_reg_info_list, cse_reg_info_list_free): New.
18029         (get_cse_reg_info): When allocating an instance of
18030         cse_reg_info, add it to the beginning of the cse_reg_info_list
18031         list.  Remove code to maintain cse_reg_info_used_list.
18032         (new_basic_block): Reset the free list to the beginning of
18033         cse_reg_info_list.
18035 2005-01-28  Richard Sandiford  <rsandifo@redhat.com>
18037         * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
18038         (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
18039         (frv_expand_mdpackh_builtin): New function.
18040         (frv_expand_builtin): Use it to expand __MDPACKH.
18041         * doc/extend.texi (__MDPACKH): Update documentation.
18043 2005-01-28  Uros Bizjak  <uros@kss-loka.si>
18045         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
18046         SSE_FLOAT_MODE_P for use_sse computation.
18048 2005-01-28  Ralf Corsepius  <ralf.corsepius@rtems.org>
18050         PR target/19663
18051         * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
18053 2005-01-27  Richard Henderson  <rth@redhat.com>
18055         * builtins.c (expand_builtin_copysign): New.
18056         (expand_builtin): Call it.
18057         * genopinit.c (optabs): Add copysign_optab.
18058         * optabs.c (init_optabs): Initialize it.
18059         (expand_copysign): New.
18060         * optabs.h (OTI_copysign, copysign_optab): New.
18061         (expand_copysign): Declare.
18063         * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
18064         (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
18066         * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
18067         (ix86_expand_fp_absneg_operator): ... here.
18068         (ix86_split_copysign): New.
18069         * config/i386/i386-protos.h: Update.
18070         * config/i386/i386.md (UNSPEC_COPYSIGN): New.
18071         (copysignsf3, copysigndf3): New.
18073         * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
18074         (copysignsf3, ncopysignsf3): New.
18075         (copysigndf3, ncopysigndf3): New.
18076         (copysignxf3, ncopysignxf3): New.
18077         * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
18079 2005-01-27  Arend Bayer  <arend.bayer@web.de>
18080             Kazu Hirata  <kazu@cs.umass.edu>
18082         * cse.c: (find_best_addr): Don't call copy_rtx before calling
18083         fold_rtx.  Save cost recomputation if fold_rtx did nothing.
18084         (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
18085         NULL_RTX.
18087 2005-01-27  Jeff Law  <law@redhat.com>
18089         * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
18090         definitions of SSA_NAMEs which are not being rewritten.
18091         (rewrite_ssa_into_ssa): Only initialize the current definition
18092         of an SSA_NAME if that SSA_NAME has been marked for rewriting.
18093         If checking is enabled, assert that SSA_NAME_AUX is clear for all
18094         SSA_NAMEs before returning.
18096 2005-01-27  Kazu Hirata  <kazu@cs.umass.edu>
18098         * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
18099         cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
18100         tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
18101         config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
18102         config/mips/iris6.h, config/sh/sh.c: Update copyright.
18104 2005-01-27  Steven Bosscher  <stevenb@suse.de>
18106         PR middle-end/17278
18107         * opts.c (decode_options): Move flag_thread_jumps from -O1 and
18108         higher to -O2 and higher.  Likewise for tree PRE.
18109         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
18110         and better.
18112 2005-01-27  Ian Lance Taylor  <ian@airs.com>
18114         PR middle-end/19583
18115         * gimple-low.c (try_catch_may_fallthru): New static function.
18116         (block_may_fallthru): Handle TRY_CATCH_EXPR.
18117         * tree-inline.c (expand_call_inline): Don't warn about reaching
18118         the end of a non-void function being inlined if the function uses
18119         a return slot.
18121 2005-01-27  Jakub Jelinek  <jakub@redhat.com>
18123         * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
18125         PR c/18946
18126         * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
18127         (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
18128         (implicitly_declare): Handle error_mark_node.
18130 2005-01-27  Richard Henderson  <rth@redhat.com>
18132         PR tree-opt/14329
18133         * tree.h (struct tree_decl): Add debug_expr_is_from.
18134         (DECL_DEBUG_EXPR_IS_FROM): New.
18135         (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
18136         * dwarf2out.c (dwarf2out_var_location): Update to match.
18137         * tree-outof-ssa.c (create_temp): Likewise.
18138         * var-tracking.c (track_expr_p): Likewise.
18139         * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
18140         * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
18141         * toplev.c (default_tree_printer): Likewise.
18143 2005-01-27  Alexandre Oliva  <aoliva@redhat.com>
18145         * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
18146         GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
18148 2005-01-27  Steven Bosscher  <stevenb@suse.de>
18150         * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
18151         CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
18152         ASM_CLOBBERS): Add tree checks.
18154         * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
18155         (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
18156         * c-common.def (SWITCH_STMT): Update to match.
18157         * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
18158         macros instead of SWITCH_EXPR ones.
18159         * c-dump.c (c_dump_tree): Likewise.
18160         * c-gimplify.c (gimplify_switch_stmt): Likewise.
18161         * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
18163         * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
18165 2005-01-27  Alan Modra  <amodra@bigpond.net.au>
18167         * unwind-dw2.c (execute_stack_op): Add missing cases for
18168         DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
18170 2005-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
18172         * config.gcc (Obsolete configurations): Remove 'dummy', add
18173         sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
18174         sparc-*-openbsd*.
18176 2005-01-26  Diego Novillo  <dnovillo@redhat.com>
18178         PR tree-optimization/19633
18179         * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
18180         CALL_EXPRs.
18181         (maybe_create_global_var): Do not create .GLOBAL_VAR if there
18182         are no call-clobbered variables.
18183         * tree-outof-ssa.c (check_replaceable): Return false for calls
18184         with side-effects.
18186 2005-01-26  Ulrich Weigand  <uweigand@de.ibm.com>
18188         * dbxout.c (dbxout_symbol_location): Resolve constant pool references
18189         even for variables with NULL DECL_INITIAL.
18191 2005-01-26  Stuart Hastings  <stuart@apple.com>
18193         * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
18195 2005-01-26  Richard Henderson  <rth@redhat.com>
18197         PR middle-end/18008
18198         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18199         field's type.
18200         * expr.c (store_field): Strip conversions to odd-bit-sized types
18201         if the destination field width matches.
18203 2005-01-26  Richard Henderson  <rth@redhat.com>
18205         * c-decl.c, expmed.c, expr.c: Revert last change.
18207 2005-01-26  Richard Henderson  <rth@redhat.com>
18209         PR middle-end/18008
18210         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18211         field's type.
18212         * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
18213         if we don't need the bits above those present in the current mode.
18214         * expr.c (store_field): Strip conversions to odd-bit-sized types
18215         if the destination field width matches.
18217 2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
18219         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18220         either -ffast-math or -funsafe-math-optimizations is in use.
18222 2005-01-26  Marek Michalkiewicz  <marekm@amelek.gda.pl>
18224         PR target/19293
18225         PR target/19329
18226         * config/avr/avr.c (notice_update_cc): Only set condition code for
18227         ashrqi3 if shift count > 0.
18228         (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
18229         (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
18230         ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
18231         count <= 0 as a no-op, and shift count >= width by copying zero
18232         or sign bit to all bits of the result.
18233         * config/avr/avr.md (all shifts): Add alternatives for zero shift
18234         count, with attribute "length" set to 0 and "cc" set to "none".
18236 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
18238         * doc/invoke.texi: Document -mTLS.
18240         * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
18241         * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
18242         * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
18243         * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
18244         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
18245         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
18246         * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
18247         * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
18249         * configure.ac: Check for a TLS capable gas.
18251         * configure: Regenerate.
18253 2005-01-26  Richard Henderson  <rth@redhat.com>
18255         PR middle-end/18008
18256         * combine.c (make_field_assignment): Simplify store to zero_extract
18257         from a source with an overlapping mask.
18259 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
18261         2004-11-11  Eric Christopher  <echristo@redhat.com>
18263         * config/frv/frv.md: Add fr400_integer automaton. Don't
18264         allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
18265         to TYPE_MACC.
18267 2005-01-26  Steven Bosscher  <stevenb@suse.de>
18269         PR middle-end/16585
18270         * cfgbuild.c (make_edges): Do not clear or set
18271         current_function_has_computed_jump.
18272         * function.h (struct function): Remove the has_computed_jump field.
18273         (current_function_has_computed_jump): Do not define.
18274         * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
18275         in a computed jump.  Ignore current_function_has_computed_jump.
18277 2005-01-26  Richard Henderson  <rth@redhat.com>
18279         PR middle-end/19515
18280         * expr.c (categorize_ctor_elements): New argument p_must_clear.
18281         (categorize_ctor_elements_1): Likewise.  Detect a union that isn't
18282         fully initialized.
18283         (mostly_zeros_p): Update for new categorize_ctor_elements argument.
18284         * gimplify.c (gimplify_init_constructor): Likewise.  Only shove
18285         objects into static storage if they have more than one non-zero value.
18286         * tree.h (categorize_ctor_elements): Update decl.
18288 2005-01-26  Steven Bosscher  <stevenb@suse.de>
18290         PR middle-end/19616
18291         * tree.h (CALL_EXPR_TAILCALL): Add comment.
18292         * calls.c (check_sibcall_argument_overlap_1): Revert the change
18293         to this function from 2004-07-10.
18294         * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
18295         the current function for tail call optimizations if the address
18296         of one of it its arguments is taken.
18298 2005-01-26  Kazu Hirata  <kazu@cs.umass.edu>
18300         * cse.c (fold_rtx): Call equiv_constant only when necessary.
18302 2005-01-26  Bernd Schmidt  <bernd.schmidt@analog.com>
18304         * function.c (expand_function_end): If current_function_calls_alloca,
18305         emit stack restore in a place that is reached when the function falls
18306         through at the end.
18308 2005-01-26  Alexandre Oliva  <aoliva@redhat.com>
18310         * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
18311         rule to avoid matching inappropriate suffix rule.
18313 2005-01-26  Jan Hubicka  <jh@suse.cz>
18315         PR tree-optimization/19241
18316         * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
18318 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
18320         * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
18321         -lsyssim.  Wrap -lc -lsyssim in --start-group --end-group instead
18322         of doubling.
18323         (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
18324         <sim*>: Always use crt1.o, regardless of N in simN.
18325         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18326         (ENDFILE_SPEC): Add crtn.o, after crtend.o.
18327         (CRT_CALL_STATIC_FUNCTION): Remove.
18328         * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
18329         use crt1.o, regardless of N in simN.
18330         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18331         (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
18332         (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
18333         case isystem setting.
18334         (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
18336 2005-01-25  Ian Lance Taylor  <ian@airs.com>
18338         * gimple-low.c (block_may_fallthru): Correct handling of
18339         SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
18341 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
18343         * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
18344         handlers to match indentation; nested under the mtune=* handler.
18345         Similar for mcpu= and march=.
18347 2005-01-25  Daniel Jacobowitz  <dan@codesourcery.com>
18349         * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
18350         * config/mips/linux64.h (LIB_SPEC): Likewise.
18351         * config/mn10300/linux.h (LIB_SPEC): Likewise.
18352         * config/sh/linux.h (LIB_SPEC): Likewise.
18354 2005-01-25  Aldy Hernandez  <aldyh@redhat.com>
18356         * config/frv/frv.c (frv_legitimize_tls_address): New.
18357         (TARGET_HAVE_TLS): Define.
18358         (FRV_SYMBOL_REF_TLS_P): Define.
18359         (frv_override_options): Handle new register classes.
18360         (frv_legitimate_address_p): Reject tls addresses.
18361         (frv_legitimize_address): Handle TLS addresses.
18362         (gen_inlined_tls_plt): New.
18363         (gen_tlsmoff): New.
18364         (frv_legitimize_tls_address): New.
18365         (unspec_got_name): Add TLS entries.
18366         (got12_operand): Add R_FRV_TLSMOFF12 case.
18367         (frv_emit_move): Fixup TLS addresses.
18368         (frv_emit_movsi): Legitimize TLS addresses.
18370         * config/frv/frv.h (MASK_BIG_TLS): New.
18371         (TARGET_BIG_TLS): New.
18372         (HAVE_AS_TLS): Define.
18373         (TARGET_SWITCHES): Add -mTLS and -mtls options.
18374         (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
18375         (REG_CLASS_NAMES): Same.
18376         (REG_CLASS_CONTENTS): Same.
18377         (CONSTRAINT_LEN): New.
18378         (REG_CLASS_FROM_CONSTRAINT): New.
18379         (PREDICATE_CODES): Add symbolic_operand.
18381         * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
18382         UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
18383         UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
18384         UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
18385         R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
18386         R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
18387         R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
18388         GR9_REG, GR14_REG, LRREG.
18389         (type): Add load_or_call attribute.
18390         ("load_or_call"): New reservation.
18391         ("call_gettlsoff"): New.
18392         ("tls_indirect_call"): New.
18393         ("tls_load_gottlsoff12"): New.
18394         ("tlsoff_hilo"): New.
18395         ("tls_tlsdesc_ldd"): New.
18396         ("tls_tlsoff_ld"): New.
18397         ("tls_lddi"): New.
18399         * config/frv/frv-protos.h (symbolic_operand): Protoize.
18401         2005-01-25  Alexandre Oliva  <aoliva@redhat.com>
18403         * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
18404         * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
18405         * config/frv/frv.c (TLS_BIAS): Define.
18406         (frv_output_dwarf_dtprel): New.
18408 2005-01-26  Jakub Jelinek  <jakub@redhat.com>
18410         PR rtl-optimization/19579
18411         * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
18412         both A and B, see if they don't clobber registers the other expr uses.
18414 2005-01-25  J"orn Rennecke <joern.rennecke@st.com>
18416         * real.c (do_add): Initialize signalling and canonical members.
18418         * real.c (real_from_integer): Zero out destination.
18420 2005-01-18  Jan Hubicka  <jh@suse.cz>
18422         PR tree-optimize/19337
18423         * tree-inline.c (initialize_inlined_parameters): Copy
18424         saved_static_chain_decl only.
18426 2005-01-25  Richard Henderson  <rth@redhat.com>
18428         PR target/19556
18429         PR target/19584
18430         * config/i386/i386.c (x86_inter_unit_moves): Zero.
18431         (ix86_preferred_reload_class): Rewrite fp-constant section, with
18432         80387 enabled, to return a proper subclass.  Return the subset that
18433         overlaps with GENERAL_REGS for PLUS.
18434         * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
18436 2005-01-25  Richard Henderson  <rth@redhat.com>
18438         PR middle-end/19609
18439         * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
18441 2005-01-25  Roger Sayle  <roger@eyesopen.com>
18443         * expmed.c (choose_multiplier): Change interface to return the
18444         multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
18445         (expand_divmod): Update calls to choose_multiplier.
18447 2005-01-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
18449         PR middle-end/19330
18450         * expmed.c (extract_bit_field): Use adjust_address instead of
18451         gen_lowpart when op0 is a MEM.
18453 2005-01-24  Steven Bosscher  <stevenb@suse.de>
18455         * cfgexpand.c (expand_gimple_tailcall): Fix typo.
18457 2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
18459         * config/mips/irix-csr.c: New file.
18460         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18461         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18462         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18463         executables.
18465 2005-01-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
18467         PR bootstrap/19364
18468         * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
18469         sparc/elf.h, add sparc/sp-elf.h.
18470         (sparc-*-rtems*): Likewise.
18471         (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
18472         tm-dwarf2.h, add sparc/sp-elf.h.
18473         (sparc86x-*-elf): Likewise.
18474         (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
18475         * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
18476         TARGET_OS_CPP_BUILTINS.
18477         * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18478         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18479         Undefine it.
18480         * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
18481         * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
18482         (SWITCH_TAKES_ARG): Likewise.
18483         (LOCAL_LABEL_PREFIX): Likewise.
18484         (ASM_GENERATE_INTERNAL_LABEL): Likewise.
18485         (TARGET_N_FORMAT_TYPES): Delete.
18486         (TARGET_FORMAT_TYPES): Likewise.
18487         (ASM_DECLARE_FUNCTION_SIZE): Likewise.
18488         * config/sparc/elf.h: Delete.
18489         * config/sparc/sp-elf.h: New file.
18491 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
18493         * tree-flow-inline.h (phi_arg_from_edge): Remove.
18494         * tree-flow.h: Remove the corresponding prototype.
18495         * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
18496         tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
18498 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
18500         PR target/17751
18501         * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
18502         for AIX ABI or ELF -fPIC.
18503         (rs6000_emit_load_toc_table): Don't create toc_section here.
18504         (rs6000_xcoff_file_start): Nor here.
18506 2005-01-24  J"orn Rennecke <joern.rennecke@st.com>
18508         * sh.c (ra.h): Don't #include.
18509         (hard_regs_intersect_p): New function, resurrected from ra.c.
18511         * sh.c: Fix 1996 Copyright.
18513 2005-01-24  Richard Henderson  <rth@redhat.com>
18514             Aldy Hernandez  <aldyh@redhat.com>
18516         * regrename.c (note_sets): Handle subregs.
18518 2005-01-24  Joseph S. Myers  <joseph@codesourcery.com>
18520         PR bootstrap/18058
18521         * genconditions.c (write_header, write_conditions): Elide file if
18522         not GCC >= 3.0.1.
18524 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
18526         * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
18527         config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
18528         Update copyright.
18530 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
18532         * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
18533         expand_builtin_printf, expand_builtin_fprintf,
18534         expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
18535         checking against POINTER_TYPE.
18536         (validate_arglist): Handle POINTER_TYPE code by checking
18537         POINTER_TYPE_P.
18539 2005-01-24  Paolo Bonzini  <bonzini@gnu.org>
18541         * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
18542         init_rtlanal): New.
18543         (for_each_rtx): Call for_each_rtx_1.
18544         * rtl.h (init_rtlanal): Declare.
18545         * toplev.c (backend_init): Call init_rtlanal.
18547 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
18549         * flow.c (propagate_one_insn): Formatting.
18551         PR middle-end/19551
18552         * flow.c (libcall_dead_p): Be more conservative if unsure.
18553         If there are any instructions between insn and call, see if they are
18554         all dead before saying the libcall is dead.
18556 2005-01-24  Uros Bizjak  <uros@kss-loka.si>
18558         * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
18559         operand constraint for operand 0.
18561 2005-01-23  Richard Henderson  <rth@redhat.com>
18563         PR 19486
18564         * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
18565         edges leading to join block.
18567 2005-01-23  Roger Sayle  <roger@eyesopen.com>
18569         * expmed.c (expand_mult_highpart): Make static.  Change type of
18570         constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
18571         (expand_divmod): Updates calls to expand_mult_highpart by using
18572         gen_int_mode to pass a CONST_INT rtx.
18573         * rtl.h (expand_mult_highpart): Remove prototype.
18575 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
18577         * flow.c (regset_bytes, regset_size): Remove.
18579         * cfganal.c: Fix a reference to Harvey's paper.
18581 2005-01-23  Steven Bosscher  <stevenb@suse.de>
18583         PR rtl-optimization/19464
18584         * tree-optimize.c (init_tree_optimization_passes): Add one more
18585         copyrename pass just before out-of-ssa.
18587 2005-01-23  Joseph S. Myers  <joseph@codesourcery.com>
18589         PR bootstrap/18058
18590         * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
18591         * ggc-none.c (ggc_free): Define.
18593 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
18595         * cse.c (max_reg, max_insn_uid): Remove.
18596         (cse_main): Don't access max_reg or max_insn_uid.
18598         * c-common.c (explicit_flag_signed_bitfields,
18599         lang_statement_code_p, lang_expand_function_end): Remove.
18600         * c-common.h: Remove the corresponding declarations.
18601         * c-opts.c (c_common_handle_option): Remove all write access
18602         to explicit_flag_signed_bitfields.
18604         * cgraph.c (cgraph_varpool_n_nodes): Remove.
18605         (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
18606         * cgraph.h: Remove the corresponding declaration.
18608         * gcse.c (null_pointer_info): Remove.
18610 2005-01-23  Roger Sayle  <roger@eyesopen.com>
18611             Eric Botcazou  <ebotcazou@libertysurf.fr>
18613         * combine.c (simplify_logical): Only simplify logical expressions
18614         of the form ior(and(x,y),z) by the inverse distributive law if the
18615         result is cheaper than the original.
18617 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
18619         * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
18620         fold-const.c, gimplify.c, params.h, tree-data-ref.c,
18621         tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
18622         tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
18623         config/freebsd-spec.h, config/arm/arm.h,
18624         config/h8300/h8300.md, config/i386/i386.md,
18625         config/i386/predicates.md, config/i386/sse.md,
18626         config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
18627         config/vax/vax.md: Fix comment typos.  Follow spelling
18628         conventions.
18630 2005-01-23  Steven Bosscher  <stevenb@suse.de>
18632         * gengtype.c (walk_type): Produce `not equal to' compares for loop
18633         tests, instead of `less than'.
18635 2005-01-23  Richard Sandiford  <rsandifo@redhat.com>
18637         * function.c (assign_parm_setup_block): When creating a new stack slot
18638         for a parameter, get its alignment from the parameter's DECL_ALIGN
18639         rather than the type's TYPE_ALIGN.  Make sure that the parameter
18640         is at least word aligned.
18642 2005-01-22  Roger Sayle  <roger@eyesopen.com>
18644         PR middle-end/19378
18645         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
18647 2005-01-22  Richard Henderson  <rth@redhat.com>
18649         PR target/19506
18650         * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
18651         in both compare operands.
18652         (movdfcc_1_sse_max): Likewise.
18653         (movsfcc_1_sse): Likewise.  Add earlyclobber for scratch.
18654         (movdfcc_1_sse): Likewise.
18655         * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
18656         scratch register as needed.
18658 2005-01-22  Richard Henderson  <rth@redhat.com>
18660         * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
18662         * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
18664 2005-01-22  Richard Henderson  <rth@redhat.com>
18666         * genopinit.c (optabs): Use smin/smax for floating point too.
18667         * doc/md.texi: Update to match.  Clarify that floating point
18668         results are undefined for +0/-0 and NaN.
18669         * doc/rtl.texi: Likewise.
18670         * rtl.def (SMIN, SMAX): Likewise
18671         * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
18673         * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
18674         leading 's' to the name.
18675         * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
18676         smaxxf3, sminxf3): Likewise.
18677         * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
18678         Likewise.
18680 2005-01-22  Paul Brook  <paul@codesourcery.com>
18682         * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
18684 2005-01-21  Mark Dettinger  <dettinge@de.ibm.com>
18686         * config/s390/s390.c (struct processor_costs): New fields
18687         dlgr, dlr, dr, dsgfr, dsgr.
18688         (z900_cost, z990_cost): Values for new fields.
18689         (s390_rtx_costs): New cases MEM und COMPARE in switch
18690         statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
18691         DIV, MOD, UDIV, UMOD.
18693 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
18695         * config/s390/s390.md ("doloop_si64"): Reload input value directly
18696         into the register being decremented.
18697         ("doloop_si31", "doloop_di"): Likewise.
18698         ("*doloop_si_long"): Adapt pattern.
18700 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
18702         * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
18703         access registers.
18704         (CLASS_MAX_NREGS): Likewise.
18706 2005-01-21  Daniel Berlin  <dberlin@dberlin.org>
18708         * doc/tree-ssa.texi (Statement Operands): Add example for new
18709         must-def macro. Note deprecation of old operands interface.
18711 2005-01-22  Richard Sandiford  <rsandifo@redhat.com>
18713         PR tree-optimization/19484
18714         * tree-cfg.c (remove_fallthru_edge): New function.
18715         (cleanup_control_flow): Remove fallthru edges from calls that are
18716         now known not to return.
18718 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
18720         Fix PR tree-optimization/19038
18721         * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
18722         copies with loop variant ones.
18724 2005-01-22  Kazu Hirata  <kazu@cs.umass.edu>
18726         * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
18727         config/alpha/alpha-protos.h, config/alpha/alpha.h,
18728         config/alpha/alpha.md, config/alpha/predicates.md,
18729         config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
18730         config/sparc/sol2.h: Update copyright.
18732         * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
18733         first label to see if it is a nonlocal label.
18735 2005-01-22  David Edelsohn  <edelsohn@gnu.org>
18736             Andrew Pinski  <pinskia@physics.uc.edu>
18738         PR target/19491
18739         * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
18740         maximum number of GPRs.  Saturate n_fpr at maximum number of FPRs.
18742 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
18744         * config/rs6000/rtems.h: Update copyright.
18746 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
18748         PR target/19548
18749         * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
18750         (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
18751         (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
18753 2005-01-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
18755         PR c/18809
18756         * c-typeck.c (convert_arguments): Check for error_mark_node.
18758 2005-01-21  Ian Lance Taylor  <ian@airs.com>
18760         PR tree-optimization/13000
18761         * tree-inline.c: Include "tree-flow.h".
18762         (expand_call_inline): If warn_return_type, warn if non-void inline
18763         function falls through.
18764         * tree-cfg.c (execute_warn_function_return): Don't warn about
18765         control reaching end if TREE_NO_WARNING is set.  Set
18766         TREE_NO_WARNING.
18767         * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
18768         has been lowered.
18769         * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
18770         branch if we don't need one.
18771         * c-typeck.c: Include "tree-flow.h"
18772         (c_finish_bc_stmt): Don't add a goto if the current statement
18773         list doesn't fall through to the current point.
18775 2005-01-21  Roger Sayle  <roger@eyesopen.com>
18777         PR rtl-optimization/576
18778         * real.c (real_arithmetic): Change return type from void to bool
18779         to return an indication that the result may be inexact.
18780         * real.h (real_arithmeric): Update prototype.
18781         * fold-const.c (const_binop):  Don't constant fold floating
18782         point expressions when the user specifies -frounding-math and
18783         the result may depend upon the run-time rounding mode.
18784         (fold_convert_const_real_from_real): Clean-up.
18785         (fold_initializer): Ignore flag_rounding_math for initializers.
18786         * simplify-rtx.c (simplify_binary_operation): Likewise, don't
18787         constant fold FP operations with flag_rounding_math if the
18788         result may depend upon the run-time rounding mode.
18790 2005-01-21  Tom Tromey  <tromey@redhat.com>
18792         * c-cppbuiltin.c (define__GNUC__): Correct assertion.
18794 2005-01-21  Kazu Hirata  <kazu@cs.umass.edu>
18796         * tree-cfg.c: Fix comment typos.
18798 2005-01-21  J"orn Rennecke <joern.rennecke@st.com>
18800         * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
18801         around the call to rest_of_handle_branch_target_load_optimize.
18803 2005-01-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
18805         * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
18806         (sparc64-*-openbsd*): Likewise.
18807         (sparclite-*-elf*): Include tm-dwarf2.h.
18808         (sparc86x-*-elf*): Likewise.
18809         (sparc64-*-elf*): Likewise.
18810         * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
18811         (DBX_DEBUGGING_INFO): Likewise.
18812         * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
18813         (PREFERRED_DEBUGGING_TYPE): Likewise.
18814         * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
18815         * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
18816         (PREFERRED_DEBUGGING_TYPE): Likewise.
18817         * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
18818         (PREFERRED_DEBUGGING_TYPE): Likewise.
18819         * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
18821 2005-01-21  Hans-Peter Nilsson  <hp@bitrange.com>
18823         PR target/18701
18824         * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
18826 2005-01-20  Paul Brook  <paul@codesourcery.com>
18828         * doc/rtl.texi: Document value extension requirements for CONST_INT.
18830 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
18832         * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
18833         label is first in a sequence of labels.
18835         * tree-cfg.c (tree_verify_flow_info): Fix a typo.
18837 2005-01-20  Janis Johnson  <janis187@us.ibm.com>
18838             Giovanni Bajo  <giovannibajo@gcc.gnu.org>
18840         * doc/sourcebuild.texi (Test Directives): New.
18842 2005-01-20  Roger Sayle  <roger@eyesopen.com>
18844         * real.c (real_floor): Don't leave the result uninitialized when
18845         mode is VOIDMode, but return the unrounded intermediate value.
18846         (real_ceil): Likewise.
18848 2005-01-20  Paul Brook  <paul@codesourcery.com>
18850         * config/arm/arm.md (insv): Use gen_int_mode.
18852 2005-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
18854         * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
18855         * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18856         * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18857         * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18858         * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18860 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
18862         Fix PR debug/19124
18863         * dwarf2out.c (concat_loc_descriptor): We don't know we can use
18864         fbreg, so we have to assume we can't.
18865         (loc_descriptor_from_tree_1): Ditto.
18866         (containing_function_has_frame_base): New function.
18867         (add_location_or_const_value_attribute): Use it.
18868         Also try to generate a frame_base from a single element location
18869         list.
18871 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
18873         PR tree-optimization/15349
18874         * timevar.def (TV_TREE_MERGE_PHI): New.
18875         * tree-cfg.c (tree_forwarder_block_p): Add a new argument
18876         PHI_WANTED.
18877         (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
18878         calls to tree_forwarder_block_p.
18879         (remove_forwarder_block_with_phi, merge_phi_nodes,
18880         gate_merge_phi, pass_merge_phi): New.
18881         * tree-optimize.c (init_tree_optimization_passes): Add
18882         pass_merge_phi.
18883         * tree-pass.h: Add an extern for pass_merge_phi;
18885 2005-01-20  Richard Henderson  <rth@redhat.com>
18887         PR target/19418
18888         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
18889         (_mm_castps_pd, _mm_castps_si128): New.
18890         (_mm_castsi128_ps, _mm_castsi128_pd): New.
18892 2005-01-20  Richard Henderson  <rth@redhat.com>
18894         PR target/19530
18895         * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
18896         __builtin_ia32_vec_init_v2si.
18897         (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
18898         * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
18899         (ix86_init_mmx_sse_builtins): Create it.
18900         (ix86_expand_builtin): Expand it.
18901         (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
18902         * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
18903         (vec_extractv2si_0, vec_extractv2si_1): New.
18905 2005-01-20  Richard Henderson  <rth@redhat.com>
18907         PR target/16533
18908         * config/i386/i386.c (ix86_expand_push): New.
18909         * config/i386/mmx.md (push<MMXMODE>1): New.
18910         * config/i386/sse.md (push<SSEMODE>1): New.
18911         * config/i386/i386-protos.h: Update.
18913 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
18915         * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
18916         copyright.
18918 2005-01-20  Richard Henderson  <rth@redhat.com>
18920         * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
18921         * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
18923 2005-01-19  Richard Henderson  <rth@redhat.com>
18925         PR target/19350
18926         * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
18927         to V4SFmode in SSE1 fallback load path.
18929 2005-01-19  Richard Henderson  <rth@redhat.com>
18931         * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
18932         in QImode expansion to ix86_expand_vector_set.
18933         (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
18935 2005-01-19  Richard Henderson  <rth@redhat.com>
18937         PR target/19511
18938         * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
18939         subclass of the input class.
18940         (ix86_secondary_memory_needed): Always true for cross-MMX classes.
18941         Always true for cross-SSE1 classes.  Rationalize conditionals.
18942         * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
18943         * config/i386/i386.md (movsi_1): Add MMX/SSE zeros.  Fix alternatives
18944         for SSE1.  Don't check TARGET_INTER_UNIT_MOVES.
18945         (movdi_2): Add MMX/SSE zeros.
18946         (movdi_1_rex64): Likewise.  Don't check TARGET_INTER_UNIT_MOVES.
18947         (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
18948         (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18949         (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
18950         (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
18951         (zero_extendsidi2_rex64_1): Remove.
18952         (MOV0 peephole): Check GENERAL_REG_P.
18954 2005-01-19  Richard Henderson  <rth@redhat.com>
18956         PR target/19427
18957         * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
18958         shufps elements.
18959         (ix86_expand_vector_extract): Likewise.
18961 2005-01-19  Richard Henderson  <rth@redhat.com>
18963         PR middle-end/19304
18964         * expr.c (emit_move_change_mode): New argument force; use
18965         simplify_gen_subreg if true.
18966         (emit_move_via_alt_mode): Merge into ...
18967         (emit_move_via_integer): ... here.
18968         (emit_move_ccmode): Use emit_move_change_mode directly.
18970 2005-01-19  Richard Henderson  <rth@redhat.com>
18972         PR target/19518
18973         * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
18974         (alpha_preferred_reload_class): Handle CONST_VECTOR.
18975         (alpha_emit_set_const_1): Add no_output parameter; don't emit
18976         rtl if true.
18977         (alpha_emit_set_const): Likewise.  Make static.
18978         (alpha_emit_set_long_const): Make static.
18979         (alpha_extract_integer): Split out from alpha_expand_mov.
18980         (alpha_split_const_mov): Likewise.
18981         (alpha_expand_mov): Use them.  Handle CONST_VECTOR.
18982         (alpha_legitimate_constant_p): New.
18983         * config/alpha/alpha-protos.h: Update.
18984         * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
18985         (LEGITIMATE_CONSTANT_P): Re-implement with a function.
18986         * config/alpha/alpha.md (movsi): Add n alternative.
18987         (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
18988         (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
18989         (splitters for all of the above): Use alpha_split_const_mov.
18990         * config/alpha/predicates.md (non_add_const_operand): New.
18991         (non_zero_const_operand): New.
18992         (input_operand): Use alpha_legitimate_constant_p after reload.
18994 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
18996         PR tree-optimization/19038
18997         * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
18998         (add_candidate): Add ivs with increment in latch only if
18999         allow_ip_end_pos_p is true.
19000         (determine_iv_cost): Use empty_block_p.
19002 2005-01-19  Daniel Berlin  <dberlin@dberlin.org>
19004         * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
19005         (compute_dominance_frontiers): Ditto.
19007 2005-01-19  Ralf Corsepius  <ralf.corsepius@rtems.org>
19009         PR target/19529
19010         * config/sh/t-rtems: New.
19011         * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
19013 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
19015         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
19016         the offset of the selected field.
19018 2005-01-19  Kazu Hirata  <kazu@cs.umass.edu>
19020         * tree-cfg.c (remove_forwarder_block): Fix the check to
19021         prevent a nonlocal label from appearing in the middle of a
19022         basic block.
19024 2005-01-19  Hans-Peter Nilsson  <hp@axis.com>
19026         PR rtl-optimization/19462
19027         * reorg.c (find_end_label): Create return insn only if
19028         current_function_epilogue_delay_list is empty.
19030 2005-01-19  Paolo Bonzini  <bonzini@gnu.org>
19032         * doc/passes.texi: Remove paragraph mentioning new-ra.
19034 2005-01-19  Jakub Jelinek  <jakub@redhat.com>
19036         PR rtl-optimization/15139
19037         * combine.c: Include params.h.
19038         (count_rtxs): New function.
19039         (record_value_for_reg): If replace_rtx would replace at least
19040         2 occurrences of REG in VALUE and TEM is really large, replace REG with
19041         (clobber (const_int 0)) instead of TEM.
19042         * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
19043         * params.h (MAX_LAST_VALUE_RTL): New.
19044         * Makefile.in (combine.o): Depend on $(PARAMS_H).
19045         * doc/invoke.texi (--param max-last-value-rtl=N): Document.
19047         PR c/17297
19048         * c-typeck.c (digest_init): Only call build_vector if all constructor
19049         elements are *_CST nodes.
19050         * gimplify.c (gimplify_init_constructor): Likewise.
19052         PR middle-end/19164
19053         * c-typeck.c (digest_init): Only call build_vector if inside_init
19054         is a CONSTRUCTOR.
19056 2005-01-18  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
19058         * toplev.c (init_asm_output): Remove dead #ifdef.
19060 2005-01-18  Kaz Kojima  <kkojima@gcc.gnu.org>
19062         * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
19064 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
19066         * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
19067         accessing DECL_FUNCTION_CODE.
19068         * dojump.c (do_jump): Likewise.
19069         * gimplify.c (gimplify_call_expr): Likewise.
19070         * predict.c (expr_expected_value): Likewise.
19071         (strip_builtin_expect): Likewise.
19072         * tree-inline.c (estimate_num_insns_1): Likewise.
19073         * tree-ssa-loop-im.c (stmt_cost): Likewise
19074         * fold-const.c (fold): Test for BUILT_IN_NORMAL.
19075         (tree_expr_nonnegative_p): Likewise.
19077 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
19079         * config/sparc/sparc.c (load_pic_register): Emit the appropriate
19080         variant of the load_pcrel_sym pattern.
19081         * config/sparc/sparc.md (P macro): Move to the top.
19082         (load_pcrel_sym): Macroize using P.
19083         (save_register_window): Likewise.
19085 2005-01-18  Aldy Hernandez  <aldyh@redhat.com>
19087         * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
19088         ("sordered"): Same.
19090 2005-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
19092         PR C/19472
19093         * c-typeck.c (build_asm_expr): Strip nops off
19094         input memory operands.
19096 2005-01-18  David Edelsohn  <edelsohn@gnu.org>
19098         * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
19099         _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
19100         * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
19101         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
19103 2005-01-18  Joel Sherrill <joel.sherrill@oarcorp.com>
19105         PR target/19379
19106         * config/i386/i386.c (override_options): If the 80387 is disabled,
19107         then do not return FP values using FP registers.
19109 2005-01-18  Kazu Hirata  <kazu@cs.umass.edu>
19111         * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
19112         c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
19113         combine.c, config.gcc, coverage.h, cse.c, cselib.c,
19114         defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
19115         flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
19116         gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
19117         output.h, postreload-gcse.c, postreload.c, recog.c,
19118         resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
19119         targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
19120         tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
19121         tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
19122         tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
19123         tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
19124         tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
19125         unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
19127         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
19128         config/alpha/alpha.c, config/arm/vfp.md,
19129         config/i386/emmintrin.h, config/i386/i386-modes.def,
19130         config/i386/i386-protos.h, config/i386/i386.h,
19131         config/i386/pmmintrin.h, config/i386/ppro.md,
19132         config/i386/predicates.md, config/i386/xmmintrin.h,
19133         config/i860/i860.c, config/ia64/ia64-modes.def,
19134         config/ia64/ia64-protos.h, config/ia64/ia64.h,
19135         config/ia64/ia64.md, config/ia64/itanium1.md,
19136         config/ia64/itanium2.md, config/ia64/predicates.md,
19137         config/iq2000/iq2000.h, config/mips/linux64.h,
19138         config/rs6000/aix41.h, config/rs6000/aix43.h,
19139         config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
19140         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
19141         config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
19142         config/sparc/linux64.h, config/sparc/litecoff.h,
19143         config/sparc/sp64-elf.h, config/sparc/sparc.c,
19144         config/sparc/sparc.h, config/sparc/sparc.md,
19145         config/sparc/sysv4-only.h: Update copyright.
19147 2005-01-18  Richard Henderson  <rth@redhat.com>
19149         PR target/19496
19150         * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
19152 2005-01-18  Marc Espie  <espie@openbsd.org>
19153         * config/i386/openbsdelf.h: Typo.
19155 2005-01-18  Richard Henderson  <rth@redhat.com>
19157         * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
19158         special case for sse.
19159         * config/i386/predicates.md (sse_comparison_operator): Likewise.
19161 2005-01-18  Dorit Naishlos  <dorit@il.ibm.com>
19163         * tree-inline.c (estimate_num_insns_1): Added cases for
19164         ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
19166 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
19168         PR rtl-optimization/19296
19169         * combine.c (simplify_comparison): Rewrite the condition under
19170         which a non-paradoxical SUBREG of a PLUS can be lifted when
19171         compared against a constant.
19173 2005-01-18  Andi Kleen <ak@muc.de>
19175         * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
19176         * c.opt (-Wpointer-sign): Add.
19177         * doc/invoke.texi: (-Wpointer-sign): Add.
19179 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
19181         * config/i386/i386.c (override_options): Revert 2004-11-24 change.
19182         * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
19183         *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
19184         logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
19185         exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
19186         nearbyintsf2): Disable for TARGET_SSE_MATH.  Leave patterns enabled
19187         for TARGET_MIX_SSE_I387.
19188         (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
19189         sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
19190         atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
19191         log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
19192         floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
19193         (TARGET_SSE2 && TARGET_SSE_MATH).  Leave patterns enabled for
19194         TARGET_MIX_SSE_I387.
19195         (atan2sf3, atan2df3, atan2xf3): Remove register constraints
19196         from expander.
19198 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
19200         PR target/19424
19201         * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
19202         Add movaps alternative for xmm reg->reg move.
19204 2005-01-17  Jeff Law  <law@redhat.com>
19206         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
19207         at the end of the main DOM loop rather than just before DOM exits.
19209 2005-01-17  Diego Novillo  <dnovillo@redhat.com>
19211         PR tree-optimization/19121
19212         * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
19213         adding aliases to a name tag, also add them to the pointer's
19214         type tag.
19215         * tree-ssa-copy.c (merge_alias_info): Do not merge flow
19216         sensitive alias info at all.  Only check that the two pointers
19217         have compatible pointed-to sets.
19218         * tree-ssa.c (verify_name_tags): Verify that the alias set of
19219         a pointer's type tag is a superset of the alias set of the
19220         pointer's name tag.
19222 2005-01-17  James E Wilson  <wilson@specifixinc.com>
19224         PR target/19357
19225         * config/ia64/ia64.md (movxf): Handle general register source.  Adjust
19226         comment to document why.
19228 2005-01-17  Richard Henderson  <rth@redhat.com>
19230         * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
19231         sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
19232         sse2_vmsmaxv2df3_finite, sminv2df3_finite,
19233         sse2_vmsminv2df3_finite): New.
19234         (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
19235         sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
19236         Force op1 into register.
19238 2005-01-17  Kelley Cook  <kcook@gcc.gnu.org>
19240         * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
19241         bubblestrap from always rebuilding build directory.
19243 2005-01-17  Ulrich Weigand  <uweigand@de.ibm.com>
19245         * config/s390/s390.md ("*clc"): Remove incorrect '='.
19246         ("*cmpmem_short"): Likewise.
19248 2005-01-17  Steven Bosscher  <stevenb@suse.de>
19250         * basic-block.h: Document BB_* flags.
19251         * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
19252         use an sbitmap instead.
19253         * sched-rgn.c (compute_trg_info): Likewise.
19255 2005-01-17  Richard Sandiford  <rsandifo@redhat.com>
19257         * config.gcc (mips64*-*-linux*): Set the default abi to n32.  Remove
19258         redundant target_cpu_default and extra_parts lines.  Use the default
19259         "from-abi" ISA.
19260         * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
19261         (SUBTARGET_EXTRA_SPECS): Delete.
19262         (DRIVER_SELF_SPECS): Remove architecture lines.  Set the ABI directly.
19263         (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
19264         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
19265         and "n32" for -mabi=n32.
19267 2005-01-17  Ian Lance Taylor  <ian@airs.com>
19269         PR c/5675
19270         * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
19271         fold constant variables into initial values.
19273 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
19275         * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
19277         * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
19278         through the statements backward.
19280 2005-01-17  Ian Lance Taylor  <ian@airs.com>
19282         PR middle-end/13127:
19283         * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
19284         a variable set to the return value of the inlined function.
19286 2005-01-17  Mark Dettinger  <dettinge@de.ibm.com>
19288         * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
19289         when modes are tieable.
19291 2005-01-17  Ranjit Mathew  <rmathew@hotmail.com>
19293         * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
19294         of pthread_create to find out if threads are enabled.
19295         * gthr-posix95.h (__gthread_active_p): Likewise.
19297 2005-01-17  Paolo Bonzini  <bonzini@gnu.org>
19299         * common.opt (-fnew-ra): Remove.
19300         * ra*.*: Remove.
19301         * toplev.h (flag_new_regalloc): Remove.
19302         * Makefile.in (ra*.*): Don't mention.
19303         * passes.c (rest_of_handle_new_regalloc): Remove.
19304         (rest_of_handle_combine, rest_of_compilation): Always consider
19305         flag_new_regalloc as false.
19306         * doc/invoke.texi: Don't document -fnew-ra.
19308 2005-01-17  Paolo Bonzini <bonzini@gnu.org>
19310         * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
19311         last parameter to reg_scan.
19312         * loop.c (loop_optimize): Likewise.
19313         * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
19314         rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
19315         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
19316         rest_of_handle_gcse, rest_of_handle_loop_optimize,
19317         rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
19318         * regclass.c (reg_scan): Likewise, for the declaration.
19319         * rtl.h (reg_scan): Likewise, for the prototype.
19321 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
19323         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
19324         mark_dfs_back_edges.
19326 2005-01-16  Daniel Berlin  <dberlin@dberlin.org>
19328         * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
19329         (compute_avail): Uses don't go in tmp_gen.
19331 2005-01-16  Steven Bosscher  <stevenb@suse.de>
19333         * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
19334         loop to look for a free slot in a page entry.
19336 2005-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
19338         PR target/16304
19339         * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
19340         * toplev.c (compile_file): Call process_pending_assemble_output_defs
19341         just before targetm.asm_out.file_end.
19342         * tree.h (process_pending_assemble_output_defs): Declare.
19343         * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
19344         New functions.
19345         (assemble_alias): Defer generation of assembly code for defines when
19346         TARGET_DEFERRED_OUTPUT_DEFS is true.
19347         * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19348         * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19349         * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
19351 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
19353         PR target/19336
19354         * pa.c (pa_scalar_mode_supported_p): New function.
19355         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19356         * pa.h (MIN_UNITS_PER_WORD): Add comment.
19358         * pa-protos.h (prefetch_operand): Delete.
19359         (prefetch_cc_operand, prefetch_nocc_operand): New declations.
19360         * pa.c (prefetch_operand): Delete.
19361         (prefetch_cc_operand, prefetch_nocc_operand): New functions.
19362         * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
19363         (PREDICATE_CODES): Delete prefetch_operand.  Add prefetch_cc_operand
19364         and prefetch_nocc_operand.
19365         * pa.md (prefetch): Rework to avoid reload problems handling short
19366         displacements when a cache control completer needs to be provided.
19367         (prefetch_32, prefetch_64): Delete.
19368         (prefetch_cc, prefetch_nocc): New patterns.
19370 2005-01-15  David Edelsohn  <edelsohn@gnu.org>
19372         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
19374 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
19376         PR ada/19388
19377         * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
19378         exceeds maximum alignment for global common data.
19379         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
19380         * som.h (MAX_OFILE_ALIGNMENT): Likewise.
19382 2004-01-15  Roger Sayle  <roger@eyesopen.com>
19384         * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
19386 2004-01-15  Roger Sayle  <roger@eyesopen.com>
19388         * harg-reg-set.h (reg_class_names): Prototype global array.
19389         * regclass.c (reg_class_names): Declare here and initialize to
19390         REG_CLASS_NAMES.
19391         (dump_regclass): Remove local declaration of reg_class_names.
19392         (regclass): Likewise.
19393         * cfg.c (dump_flow_info): Likewise.
19394         * ra-debug.c (reg_class_names): Likewise.
19395         * regrename.c (reg_class_names): Likewise.
19396         * reload.c (reg_class_names): Likewise.
19397         * reload1.c (spill_failure): Likewise.
19398         * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
19400 2005-01-15  Ulrich Weigand  <uweigand@de.ibm.com>
19402         * config/s390/s390.md ("reload_outti"): Remove predicate for
19403         output operand.  Abort if operand is not a MEM.
19404         ("reload_outdi", "reload_outdf"): Likewise.
19406 2005-01-15  Marc Espie  <espie@openbsd.org>
19408         * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
19409         (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
19410         * config/openbsd.h:  Fix C++ includes for native configurations.
19411         Add proper OS_CPP_BUILTINS.  Fix libspec for recent OpenBSD.
19412         Add trampoline support.
19413         * config/i386/openbsdelf.h: New.
19415 2005-01-15  Marc Espie  <espie@openbsd.org>
19417         * collect2.c (main): Explicitly parse -dynamic-linker option.
19419 2005-01-15  Jakub Jelinek  <jakub@redhat.com>
19421         PR tree-optimization/19060
19422         * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
19423         Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
19424         (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
19425         and handle extract_range_from_cond returning false.
19426         * fold-const.c (fold): Optimize comparisons with min/max even for
19427         width > HOST_BITS_PER_WIDE_INT.
19429 2005-01-15  Ralf Corsepius  <ralf.corsepius@rtems.org>
19431         * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
19432         * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
19433         Remove little endian multilib variants.
19434         Add mips32 multilib variant.
19436 2005-01-15  Kazu Hirata  <kazu@cs.umass.edu>
19438         * explow.c (copy_all_reg, stabilize): Remove.
19439         * expr.h: Remove the corresponding prototypes.
19441         * rtlanal.c (regs_set_between_p): Remove.
19442         * rtl.h: Remove the corresponding prototype.
19444 2005-01-14  David Edelsohn  <edelsohn@gnu.org>
19446         * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
19447         to rs6000_nonimmediate_operand.
19448         * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
19449         rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
19450         * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
19451         rs6000_nonimmediate_operand.
19452         * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
19453         rs6000_nonimmediate_operand.
19455 2005-01-14  Andrew Pinski  <pinskia@physics.uc.edu>
19457         * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
19459 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
19461         * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
19462         on e500v2.
19463         (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
19464         (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
19466         * config/rs6000/rs6000.c (invalid_e500_subreg): New.
19467         (rs6k_nonimmediate_operand): New.
19468         (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
19469         correctly.
19470         (legitimate_lo_sum_address_p): Same.
19471         (rs6000_legitimize_address): Same.
19472         (rs6000_legitimize_reload_address): Same.
19473         (rs6000_legitimate_address): Same.
19474         (spe_build_register_parallel): Pass DF and DC modes in a DI
19475         register.
19477         * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
19478         to rs6k_nonimmediate_operand.
19480         * config/rs6000/spe.md ("*frob_df_di"): New.
19481         ("*frob_di_df"): New.
19482         ("*frob_di_df_2"): New.
19483         ("*mov_sidf_e500_subreg0"): New.
19484         ("*mov_sidf_e500_subreg4"): New.
19485         ("*movdf_e500_double"): Change predicate to
19486         rs6k_nonimmediate_operand.
19488 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
19490         * postreload.c (move2add_note_store): Only call
19491         trunc_int_for_mode on scalar integers.
19493 2005-01-14  Steven Bosscher  <stevenb@suse.de>
19495         * tree-ssa-dce.c (visited_control_parents): New sbitmap to
19496         replace BB_VISITED uses.
19497         (find_obviously_necessary_stmts): Don't clear BB_VISITED.
19498         (propagate_necessity): Check the bitmap instead of BB_VISITED.
19499         (tree_dce_done): Free visited_control_parents.
19500         (perform_tree_ssa_dce): Allocate and clear it.
19501         * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
19502         (compute_antic): Iterate from here using a DFS.  Use an sbitmap
19503         instead of BB_VISITED.
19505 2005-01-14  Kazu Hirata  <kazu@cs.umass.edu>
19507         * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
19508         rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
19509         Remove unused prototypes.
19511 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
19513         * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
19514         64-bit register usage.
19515         (spe_func_has_64bit_regs_p): Add FIXME note.
19517 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
19519         * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
19520         flag_finite_math_only with flag_unsafe_math_optimizations.
19522 2005-01-14  J. D. Johnston  <jjohnst@us.ibm.com>
19524         * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
19525         end-of-stack check.
19526         (__tpf_eh_return): Copy TPF private stack area from the module
19527         boundary stack frame.  Add check for when module addresses are
19528         equal, but no stub address is found.
19530 2005-01-14  Richard Earnshaw  <rearnsha@arm.com>
19532         PR target/7525
19533         * arm.h (struct machine_function): Add call_via field.
19534         (thumb_call_via_label): Declare.
19535         * arm.c (thumb_call_via_label): New variable.
19536         (thumb_call_reg_needed): New variable.
19537         (arm_output_function_epilogue): For Thumb code, output any per-function
19538         call-indirect trampolines.
19539         (thumb_call_via_reg): New function.
19540         (arm_file_end): New function.
19541         (TARGET_ASM_FILE_END): Call arm_file_end.
19542         (aof_file_end): Likewise.
19543         * arm-protos.h (thumb_call_via_reg): Declare.
19544         * arm.md (call_reg_thumb, call_value_reg_thumb): Call
19545         thumb_call_via_reg in normal case.
19547 2005-01-14  Jakub Jelinek  <jakub@redhat.com>
19549         PR middle-end/19084
19550         PR rtl-optimization/19348
19551         * recog.c (peephole2_optimize): Do global life update if some peephole
19552         decides it doesn't need at least one of its inputs and that change
19553         influences liveness at the start of the basic block.
19555         * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
19556         arguments instead of 1.
19558 2005-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
19560         PR middle-end/18820
19561         * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
19562         zero for nested functions needing a static chain or functions
19563         with a non-constant address.
19565 2005-01-13  Roger Sayle  <roger@eyesopen.com>
19567         * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
19568         (and (sign_extend X) C) into (zero_extend (and X C)).
19570 2005-01-13  David O'Brien  <obrien@FreeBSD.org>
19572         * config/freebsd-spec.h:  Make KSE pthread lib logic the default.
19574 2005-01-13  Richard Henderson  <rth@redhat.com>
19576         PR target/19009
19577         PR target/19250
19578         PR target/19252
19579         * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
19580         bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
19581         not just TARGET_SSE.
19582         (cmpfp_i_387): Rename from cmpfp_i.  Move after sse patterns.
19583         (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
19584         (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
19585         (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
19586         (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
19587         (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
19588         (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
19589         fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
19590         (movdicc_c_rex64): Rename with '*'.
19591         (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
19592         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
19593         (movsfcc_1_387): Rename from movsfcc_1.
19594         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
19595         (movdfcc_1, movdfcc_1_rex64): Add check for 387.
19596         (sminsf3, smaxsf3, smindf3, smaxdf3): New.
19597         (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
19598         mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
19599         maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
19600         sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
19601         sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
19602         sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
19603         sse_movdfcc_const0_4): Remove.
19604         * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
19605         recognize min/max early.  Update for changed sse cmove patterns.
19606         (ix86_split_sse_movcc): New.
19607         * config/i386/i386-protos.h: Update.
19609 2005-01-13  Steven Bosscher  <stevenb@suse.de>
19611         * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
19612         (fix_stmt_v_may_defs): Likewise.
19614 2005-01-13  Richard Henderson  <rth@redhat.com>
19616         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
19617         for converting the mask.
19619 2005-01-13  David Edelsohn  <edelsohn@gnu.org>
19621         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
19622         definition to 600.
19624 2005-01-13  Richard Henderson  <rth@redhat.com>
19626         * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
19627         IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
19628         IX86_BUILTIN_MOVDQ2Q): Remove.
19629         (IX86_BUILTIN_VEC_EXT_V4SI): New.
19630         (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
19631         (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
19632         shuffling.
19633         * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
19634         (sse2_pextrw): Fix immediate constraint.
19635         (sse2_loadq, sse2_loadq_rex64): Remove.
19636         * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
19637         Use __builtin_ia32_vec_ext_<size>.
19638         (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
19640 2005-01-13  Aldy Hernandez  <aldyh@redhat.com>
19642         * function.c (assign_parm_setup_block): Look inside original
19643         entry_parm when inspecting PARALLEL.
19645 2005-01-13  Ralf Corsepius  <ralf.corsepius@rtems.org>
19646             Joel Sherrill  <joel@oarcorp.com>
19648         PR target/19399
19649         * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
19650         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
19651         rtems_gxx_recursive_mutex_init.
19652         (__gthread_recursive_mutex_lock): New function.
19653         (__gthread_recursive_mutex_trylock): Likewise.
19654         (__gthread_recursive_mutex_unlock): Likewise.
19656 2005-01-13  Ralf Corsepius <ralf.corsepius@rtems.org>
19658         * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
19660 2005-01-13  Jan Beulich  <jbeulich@novell.com>
19662         * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
19663         (ashrti3_internal): Indicate output is early clobber. Generate result
19664         into output rather than first input. Use move for low word of output
19665         if shift count is exactly 64.
19666         (lshrti3_internal): Likewise.
19668 2005-01-13  Hans-Peter Nilsson  <hp@bitrange.com>
19670         PR target/18329
19671         PR target/18330
19672         * reload1.c (delete_output_reload): Don't delete an output reload
19673         if the pseudo lives longer than a single basic block.  Adjust and
19674         improve wording of comment.
19676 2005-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
19678         PR target/19334
19679         * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
19680         of TYPE_SIZE where we mean the number of bytes.
19682 2005-01-12  Aldy Hernandez  <aldyh@redhat.com>
19684         * function.c (assign_parm_setup_block): Relax condition on
19685         multi-register optimization.
19687 2005-01-12  Nick Clifton  <nickc@redhat.com>
19689         * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
19690         an "in_delay_slot" attribute of "no" to prevent them being used in
19691         delay slots.  This is forbidden because they might generate
19692         exceptions.
19694 2005-01-12  Alan Modra  <amodra@bigpond.net.au>
19696         PR target/19389
19697         * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
19698         with r->Y and Y->r.
19700 2005-01-12  Nick Clifton  <nickc@redhat.com>
19702         * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
19703         passed on to GAS) but do not define, as GAS no longer supports or
19704         needs the -m2000 option.
19706 2005-01-11  Roger Sayle  <roger@eyesopen.com>
19708         * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
19709         type as args of unprototyped builtins aren't automatically promoted.
19710         (fold_builtin_abs): Likewise.
19712 2005-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
19714         * Makefile.in: Set a `build-warn' variable.
19716 2005-01-11  Zdenek Dvorak  <dvorakz@suse.cz>
19718         PR tree-optimization/17949
19719         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
19720         (find_interesting_uses_address): Use it.
19722 2005-01-11  Aldy Hernandez  <aldyh@redhat.com>
19724         * regrename.c (kill_value): Handle subreg's that won't simplify.
19726 2005-01-11  Richard Henderson  <rth@redhat.com>
19728         PR target/13366
19729         * config/i386/i386.h (enum ix86_builtins): Move ...
19730         * config/i386/i386.c: ... here.
19731         (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
19732         IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
19733         IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
19734         IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
19735         IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD,  IX86_BUILTIN_STOREHPD,
19736         IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
19737         IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
19738         IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
19739         IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
19740         IX86_BUILTIN_LOADDDUP): Remove.
19741         (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
19742         IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
19743         IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
19744         IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
19745         IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
19746         (ix86_init_builtins): Make static.
19747         (ix86_init_mmx_sse_builtins): Update for changed builtins.
19748         (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
19749         if all the modes match.  Otherwise, fake it.
19750         (get_element_number, ix86_expand_vec_init_builtin,
19751         ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
19752         (ix86_expand_builtin): Make static.  Update for changed builtins.
19753         (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
19754         operand instead of sse2_loadsd.  Cast sse1 fallback to V4SFmode.
19755         (ix86_expand_vector_init_duplicate): New.
19756         (ix86_expand_vector_init_low_nonzero): New.
19757         (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
19758         Split out from ix86_expand_vector_init; handle integer modes.
19759         (ix86_expand_vector_init): Use them.
19760         (ix86_expand_vector_set, ix86_expand_vector_extract): New.
19761         * config/i386/i386-protos.h: Update.
19762         * config/i386/predicates.md (reg_or_0_operand): New.
19763         * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
19764         (movv2sf_internal): Likewise.  And a splitter to match them all.
19765         (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
19766         vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
19767         vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
19768         vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
19769         (mmx_pinsrw): Fix operand ordering.
19770         * config/i386/sse.md (movv4sf splitter): Use direct pattern,
19771         rather than sse_loadss expander.
19772         (movv2df splitter): Similarly.
19773         (sse_loadss, sse_loadlss): Remove.
19774         (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
19775         (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
19776         (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
19777         (sse3_movddup): Rename with '*'.
19778         (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
19779         (sse2_loadsd): Remove.
19780         (vec_dupv2df_sse3): Rename from sse3_loadddup.
19781         (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
19782         (sse2_pinsrw): Fix argument ordering.
19783         (sse2_loadld, sse2_loadq): Add sse1 alternatives.
19784         (sse2_stored): Remove 'r' destination.
19785         (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
19786         vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
19787         vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
19788         vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
19789         vec_extractv16qi, vec_initv16qi): New.
19791         * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
19792         (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
19793         _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
19794         constructor form.
19795         (_mm_load_pd, _mm_store_pd): Use plain dereference.
19796         (_mm_load_si128, _mm_store_si128): Likewise.
19797         (_mm_load1_pd): Use _mm_set1_pd.
19798         (_mm_load_sd): Use _mm_set_sd.
19799         (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
19800         (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
19801         (_mm_set_epi64): Use _mm_set_epi64x.
19802         (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
19803         _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
19804         _mm_setr_epi8): Use _mm_set_foo form.
19805         (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
19806         (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
19807         (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
19808         (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
19809         * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
19810         (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
19811         (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
19812         (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
19813         (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
19814         * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
19815         (_mm_movedup_pd): Use _mm_shuffle_pd.
19816         * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
19817         _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
19818         (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
19819         _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
19820         Use _mm_setzero_ps.
19821         (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
19822         (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
19823         (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
19824         (_mm_store_ps): Use raw dereference.
19825         (_mm_store1_ps): Use _mm_storeu_ps.
19826         (_mm_storer_ps): Use _mm_store_ps.
19827         (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
19828         (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
19830 2005-01-11  Stan Shebs  <shebs@apple.com>
19832         * config/rs6000/rs6000.c (machopic_output_stub): Issue
19833         ldu instead of lwzu if 64-bit -mdynamic-no-pic.
19835 2005-01-11  Andrew Pinski  <pinskia@physics.uc.edu>
19837         PR target/18761
19838         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
19839         Skip all DECLs except for FIELD_DECLs.
19841 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
19843         * config/s390/s390.c (override_options): Return error if
19844         -mbackchain, -mpacked-stack and -mhard-float are used together.
19845         (s390_va_start): Remove the backchain && packed-stack special case.
19846         (s390_gimplify_va_arg): Likewise.
19847         * doc/invoke.texi: Remove the ABI incompatibility note.
19849 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
19851         * config/s390/s390.c (struct s390_frame_layout): Remove
19852         save_backchain_p.
19853         (s390_frame_info, s390_emit_prologue): Replace occurrences of
19854         save_backchain_p with TARGET_BACKCHAIN.
19856 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
19858         PR target/18916
19859         * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
19860         * expr.h (struct locate_and_pad_arg_data): Add "boundary".
19861         * function.c (locate_and_pad_parm): Set new field.
19862         (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
19863         Tweak where_pad test to include "none".  Always set mem align for
19864         stack_parm.
19865         (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
19866         not sufficient for type.
19867         (assign_parm_setup_block): If stack_parm is zero on entry, always
19868         make a new stack local.  Block move old stack parm if necessary
19869         to new aligned stack local.
19870         (assign_parm_setup_stack): Use a block move to handle
19871         potentially misaligned entry_parm.
19872         (assign_parms_unsplit_complex): Specify required alignment when
19873         creating stack local.
19874         * calls.c (compute_argument_addresses): Override alignment of stack
19875         arg calculated from its type with the alignment given by
19876         FUNCTION_ARG_BOUNDARY.
19877         (store_one_arg): Likewise.
19879 2005-01-11  Jan Beulich  <jbeulich@novell.com>
19881         * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
19882         Change respective itanium_class attribute to ialu.
19883         (shladdp4_internal): New.
19884         * config/ia64/predicates.md (shladd_log2_operand): New.
19886 2005-01-11  Richard Henderson  <rth@redhat.com>
19888         * expr.c (store_constructor): Use rtvec_alloc instead of
19889         alloca+gen_rtvec_v, and an incorrect number passed to alloca.
19891 2005-01-11  Kazu Hirata  <kazu@cs.umass.edu>
19893         * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
19895 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
19897         * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
19898         * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
19899         (TARGET_RWRELOC): Define.
19900         (ia64_rwreloc_section_type_flags): Delete.
19901         (ia64_section_type_flags): New function.
19902         * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
19903         (TARGET_RWRELOC): Define.
19905 2005-01-10  David Mosberger  <davidm@hpl.hp.com>
19907         PR target/18987
19908         * config/ia64/ia64.c (process_set): For alloc insn, only call
19909         process_epilogue is !frame_pointer_needed.
19911 2005-01-10  Roger Sayle  <roger@eyesopen.com>
19913         PR c++/19355
19914         * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
19915         unary operator and can't be treated as a binary/comparison operator.
19917 2005-01-10  Richard Henderson  <rth@redhat.com>
19919         * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
19920         (ix86_return_in_memory): Likewise.
19921         (function_arg_advance):  Likewise.  Mirror structure in function_arg
19922         for choosing register to advance.
19924 2005-01-10  Kazu Hirata  <kazu@cs.umass.edu>
19926         * tree-vectorizer.c, tree.def: Fix comment typos.
19928 2005-01-10  Mark Dettinger  <dettinge@de.ibm.com>
19930         * config/s390/s390.c (struct processor_costs): 4 new fields:
19931         ddbr, ddr, debr, der.
19932         (s390_rtx_costs): More precise handling of divide instructions.
19934 2005-01-10  David Edelsohn  <edelsohn@gnu.org>
19936         * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
19938 2005-01-10  Jan Beulich  <jbeulich@novell.com>
19940         * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
19941         names resulting from -ffunction-sections/-fdata-sections and linkonce
19942         ones.
19943         * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
19944         based on the section name. Rearrange the section name comparison logic
19945         slightly so that each section name is compared against at most once.
19947 2005-01-10  Ben Elliston  <bje@au.ibm.com>
19949         * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
19950         targets for which -fPIC reduces limitations on the GOT size.
19952 2005-01-09  Falk Hueffner  <falk@debian.org>
19954         * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
19955         X/C1 cmpop C2.
19957 2005-01-09  David Edelsohn  <edelsohn@gnu.org>
19959         PR target/18720
19960         * collect2.c (main): Set aixrtl_flag for -brtl option.
19961         (resolve_lib_name): Search for .so file extension before .a
19962         if aixrtl_flag set.
19964 2005-01-09  Dorit Naishlos  <dorit@il.ibm.com>
19966         * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
19967         (vect_analyze_data_refs_alignment): Add dump prints.
19969 2005-01-09  Ira Rosen  <irar@il.ibm.com>
19971         * tree-vectorizer.c (vect_analyze_offset_expr): Use
19972         expr_invariant_in_loop_p.
19973         Initialize outputs first thing in the function.
19974         (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
19975         (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
19976         (vect_analyze_pointer_ref_access): Check that the initial condition of
19977         the access function is loop invariant.
19979 2005-01-09  Richard Henderson  <rth@redhat.com>
19981         * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
19982         (ix86_expand_builtin): Likewise.  Frob MASKMOVQ wrt the input mem
19983         just like MASKMOVDQU.  Return plain zero for MMX_ZERO.
19984         * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
19985         mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
19986         movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
19987         movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
19988         sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
19989         ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
19990         mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
19991         mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
19992         sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
19993         mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
19994         mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
19995         gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
19996         ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
19997         mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
19998         mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
19999         mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
20000         eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
20001         pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
20002         pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
20003         pswapdv2sf2): Move to mmx.md; rename as necessary with leading
20004         mmx_ prefix.
20005         (mmx_clrdi, pavgusb): Remove.
20006         (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
20007         with leading sse_ prefix.
20008         * config/i386/sse.md: Receive them.
20009         * config/i386/mmx.md: New file.
20010         (MMXMODE12, MMXMODE24, mmxvecsize): New.
20011         (subrv2sf3): Turn into expander for normal subtraction.
20012         (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
20013         mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
20014         mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
20015         mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
20016         commutative; use ix86_binary_operator_ok.
20017         (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
20018         mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
20019         mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
20020         mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
20021         mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
20022         Macroize from existing patterns; use ix86_binary_operator_ok.
20023         (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
20024         (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
20025         mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise.  Model
20026         with vec_select+vec_concat.
20027         (mmx_pshufw, mmx_pshufw_1): Likewise.
20028         (mmx_uavgv8qi3): Merge pavgusb.  Model correcty.
20029         (mmx_uavgv4hi3): Model correctly.
20030         * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
20031         _mm_xor_si64): Remove casts.
20033 2005-01-09  Zdenek Dvorak  <dvorakz@suse.cz>
20035         PR tree-optimization/19224
20036         * tree-scalar-evolution.c (get_instantiated_value,
20037         set_instantiated_value): New functions.
20038         (instantiate_parameters_1): Cache the results.
20039         (instantiate_parameters, resolve_mixers): Initialize and free
20040         the cache.
20042 2005-01-08  David Edelsohn  <edelsohn@gnu.org>
20044         * config/i386/i386.md (addhi_4): Correct reference in comment.
20045         (addqi_4): Same.
20047 2005-01-08  Richard Henderson  <rth@redhat.com>
20049         * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
20050         (_mm_cvtsi128_si64x): Likewise.
20051         (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
20052         _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
20053         the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
20054         * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
20055         * config/i386/i386-protos.h: Update.
20056         * config/i386/i386.c (print_operand): Add 'H'.
20057         (ix86_fixup_binary_operands): Split out from ...
20058         (ix86_expand_binary_operator): ... here.
20059         (ix86_fixup_binary_operands_no_copy): New.
20060         (ix86_expand_fp_absneg_operator): Handle vector mode results.
20061         (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
20062         (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
20063         (safe_vector_operand): Use CONST0_RTX.
20064         (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
20065         (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
20066         CODE_FOR_sse2_maskmovdqu.  Special case SSE version of MASKMOVDQU
20067         expansion.  Update names for sse{,2,3}_ prefixes.  Remove *maskncmp*
20068         special cases.
20069         * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
20070         (IX86_BUILTIN_CMPNGESS): New.
20071         * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
20072         (attr type): Add sselog1.
20073         (attr unit, attr memory): Handle it.
20074         (movti, movti_internal, movti_rex64): Move near other integer moves.
20075         (movtf, movtf_internal): Move near other fp moves.
20076         (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
20077         vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
20078         movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
20079         movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
20080         sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
20081         sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
20082         sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
20083         mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
20084         rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
20085         sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
20086         sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
20087         sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
20088         vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
20089         smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
20090         cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
20091         cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
20092         vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
20093         vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
20094         sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
20095         sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
20096         cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
20097         cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
20098         cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
20099         cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
20100         ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
20101         subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
20102         smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
20103         sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
20104         sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
20105         sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
20106         gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
20107         ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
20108         ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
20109         sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
20110         sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
20111         sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
20112         sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
20113         sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
20114         sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
20115         sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
20116         mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
20117         addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
20118         movsldup, lddqu, loadddup, movddup): Move to sse.md.  Any with
20119         non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
20120         same time.
20121         (SSEPUSH, push<SSEPUSH>): Remove.
20122         (MMXPUSH, push<MMXPUSH>): Remove.
20123         (sse_movaps, sse_movaps_1, sse_movups): Remove.
20124         (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
20125         (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
20126         (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
20127         (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
20128         (maskncmpv2df3, vmmaskncmpv2df3): Remove.
20129         (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
20130         (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
20131         * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
20132         (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
20133         * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
20134         (ppro_sse_log_V4SF_load): Similarly.  Handle sselog1.
20135         (ppro_sse_log_V4SF): Handle sselog1.
20136         * config/i386/predicates.md (const_0_to_1_operand): New.
20137         (const_0_to_255_mul_8_operand): New.
20138         (const_1_to_31_operand): Rename from const_int_1_31_operand.
20139         (const_2_to_3_operand, const_4_to_7_operand): New.
20140         * config/i386/sse.md: New file.
20141         (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
20142         (sse_movups): Rename from sse_movups_1.
20143         (sse_loadlss): Rename from sse_loadss_1.
20144         (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
20145         from the name.
20146         (negv4sf2): Use ix86_expand_fp_absneg_operator.
20147         (absv4sf2, negv2df, absv2df): New.
20148         (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
20149         (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
20150         iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
20151         smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
20152         umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
20153         (sse3_addsubv4sf3): Model correctly.
20154         sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
20155         sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
20156         (sse_movhlps): Model with vec_select+vec_concat.
20157         (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
20158         sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
20159         sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
20160         sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
20161         sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
20162         sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
20163         sse2_pshufhw_1): Likewise.
20164         (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
20165         (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
20166         sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
20167         ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
20168         sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
20169         ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
20170         (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
20171         sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
20172         mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
20173         sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
20174         sminv8hi3): Mark commutative
20175         operands.  Use ix86_binary_operator_ok.
20176         (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
20177         sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
20178         sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
20179         sse2_punpcklqdq): Allow operand2 in memory.
20180         (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
20181         sse2_movsd): Add memory alternatives.
20182         (sse_storelps): Turn expander into an insn; split after reload.
20183         (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
20184         (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
20186 2005-01-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
20188         * configure.ac (DWARF-2 debug_line): Use objdump.
20189         * configure: Regenerate.
20191 2005-01-08  Jeff Law  <law@redhat.com>
20192             Diego Novillo  <dnovillo@redhat.com>
20194         PR tree-optimization/18241
20195         * tree-nrv.c (tree_nrv): Ignore volatile return values.
20196         * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
20197         statements with volatile operands.
20198         * tree-ssa-operands.c (add_stmt_operand): Do add volatile
20199         operands after marking a statement with has_volatile_ops.
20201 2005-01-08  Roger Sayle  <roger@eyesopen.com>
20203         * tree.c (int_fits_type_p): Always honor integer constant
20204         TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
20206 2005-01-08  Roger Sayle  <roger@eyesopen.com>
20208         * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
20209         the latent bug in rtl_delete_block has been resolved.
20211 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
20213         * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
20214         (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
20216 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
20218         * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
20219         library as @multilib_dir@/$(SHLIB_SONAME).
20221 2005-01-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
20223         * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
20224         * configure: Regenerate.
20226 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
20228         * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
20229         TYPE_MODE.
20231 2005-01-07  David Edelsohn  <edelsohn@gnu.org>
20233         PR target/13674
20234         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
20235         Convert non-word aligned offset address using ld/std into
20236         indirect address.
20238 2005-01-07  Richard Henderson  <rth@redhat.com>
20240         * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
20242 2005-01-07  Richard SAndiford  <rsandifo@redhat.com>
20244         * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
20246 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
20248         PR tree-optimization/19283
20249         * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
20250         is not shorter than the original type.
20252         PR rtl-optimization/19012
20253         * config/i386/i386.md (addqi_1_slp): Set memory attribute.
20255         PR rtl-optimization/18861
20256         * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
20257         (FULL_STATE): Define.
20258         (mark_tablejump_edge): New function.
20259         (purge_dead_tablejump_edges): New function.
20260         (find_bb_boundaries): Use it.
20262         PR tree-optimization/18828
20263         * builtins.c (expand_builtin_next_arg): Remove argument and all
20264         the argument checking.
20265         (expand_builtin): Adjust caller.
20266         (expand_builtin_va_start): Likewise.  Remove error for too many
20267         arguments.
20268         (fold_builtin_next_arg): Issue error for too many arguments.
20269         After checking arguments, replace them with magic arguments that
20270         prevent further checking of the args.
20272 2005-01-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
20274         * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
20276 2005-01-06  Roger Sayle  <roger@eyesopen.com>
20278         PR target/6077
20279         * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
20280         and %{.S:...} (and their negative variants) to test whether the
20281         input file is assembler or pre-processed-assembler independent of
20282         the actual filename extension.
20284 2005-01-06  Roger Sayle  <roger@eyesopen.com>
20286         * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
20287         of sign or zero extended values.
20289 2005-01-06  Geoffrey Keating  <geoffk@apple.com>
20291         * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
20292         for IBM long double format correctly.
20294 2005-01-06  Daniel Berlin <dberlin@dberlin.org>
20296         Fix PR tree-optimization/18792
20298         * tree-data-ref.c (build_classic_dist_vector): Change first_loop
20299         to first_loop_depth, and use loop depth instead of loop number.
20300         (build_classic_dir_vector): Ditto.
20301         (compute_data_dependences_for_loop): Use depth, not loop number.
20302         * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
20303         number. Pass in loops, instead of loop numbers.
20304         (gather_interchange_stats): Ditto.
20305         (linear_transform_loops): Ditto.
20307 2005-01-06  Richard Sandiford  <rsandifo@redhat.com>
20309         PR rtl-opt/13299
20310         * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
20311         biv_fits_mode_p, extension_within_bounds_p): New functions.
20312         (check_ext_dependent_givs): Use them.
20314 2005-01-06  Roger Sayle  <roger@eyesopen.com>
20316         * cfgrtl.c (rtl_delete_block): A basic block may be followed by
20317         more than one barrier, in which case we should delete them all.
20319 2005-01-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
20321         * gcc.c (process_command): Change year in 'gcc --version' to 2005.
20323 2005-01-05  Daniel Berlin  <dberlin@dberlin.org>
20325         Fix PR middle-end/19286
20326         Fix PR debug/19267
20327         * dwarf2out.c (gen_subprogram_die): If we've already tried to
20328         output this subprogram, simply ignore this attempt to do it again.
20329         (add_abstract_origin_attribute): Don't abort trying to add the abstract
20330         origin attribute if it's not possible.
20331         (gen_block_die): Don't ignore subblocks of "unused" blocks.
20332         (decls_for_scope): Ditto.
20333         * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
20334         (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
20336 2005-01-05  Richard Henderson  <rth@redhat.com>
20338         PR target/11327
20339         * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
20340         (bdesc_2arg): Use it.
20341         (ix86_expand_binop_builtin): Force operands into registers
20342         when optimizing.
20343         (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
20344         ix86_expand_sse_compare, ix86_expand_sse_comi,
20345         ix86_expand_builtin): Likewise.
20347 2005-01-05  Richard Henderson  <rth@redhat.com>
20349         * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
20350         and VEC_SELECT.
20351         * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
20352         (mulv4hi3): Set itanium_class mmmul.
20353         (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
20354         (fpack): Rename from fpack_sfsf.
20356 2005-01-05  Richard Henderson  <rth@redhat.com>
20358         PR rtl-opt/10692
20359         * reload1.c (do_input_reload): Restrict the optimization deleteing
20360         a previous output reload to RELOAD_FOR_INPUT.
20362 2005-01-05  Steven Bosscher  <stevenb@suse.de>
20364         * combine.c (expand_compound_operation)  <ZERO_EXTRACT>: Add
20365         comment that we fall through after case.
20366         (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
20367         (distribute_links): Likewise.
20368         * cse.c (cse_insn): Likewise.
20369         * cselib.c (cselib_invalidate_mem): Likewise.
20370         * df.c: Update comments at the top of the file.
20371         (read_modify_subreg_p): Update comments here too.
20372         (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
20373         * flow.c (mark_set_1): Likewise.
20374         (mark_used_regs): Likewise.
20375         * gcse.c (mems_conflict_for_gcse_p): Likewise.
20376         (canon_list_insert): Likewise.
20377         (mark_set): Likewise.
20378         (try_replace_reg): Likewise.
20379         (store_killed_in_insn): Likewise.
20380         * loop.c (count_one_set): Likewise.
20381         (basic_induction_var): Likewise.
20382         * postreload-gcse.c (find_mem_conflicts): Likewise.
20383         * postreload.c (reload_combine_note_store): Likewise.
20384         (move2add_note_store): Likewise.
20385         * reload.c (find_equiv_reg): Likewise.
20386         (mark_referenced_resources): Likewise.
20387         * rtlanal.c (set_noop_p): Likewise.
20388         (note_stores): Likewise.
20389         (note_uses): Likewise.
20390         * sched-deps.c (sched_analyze_1): Likewise.
20391         * sched-rgn.c (check_live_1): Likewise.
20392         (update_live_1): Likewise.
20393         * config/i860/i860.c: Likewise.
20395         * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
20396         an lvalue.
20397         (ZERO_EXTRACT): Mention that this one can be an lvalue.
20399         * doc/rtl.texi: Update documentation for bit-fields and SET.
20401 2005-01-05  Roger Sayle  <roger@eyesopen.com>
20403         * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
20405 2005-01-05  Jan Hubicka  <jh@suse.cz>
20406             Richard Henderson  <rth@redhat.com>
20408         PR target/18910
20409         * config/i386/i386.c (ix86_expand_move): Handle tls symbols
20410         with an offset.
20412 2005-01-05  Richard Henderson  <rth@redhat.com>
20414         PR target/12902
20415         * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
20416         (sse_shufps): Change operand 3 to const_int_operand.
20417         (sse2_storelps): Fix typo in template.
20418         (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
20419         * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
20420         (ix86_expand_builtin): Likewise.
20422 2005-01-05  Julian Brown  <julian@codesourcery.com>
20424         * config/arm/arm.c (arm_return_in_memory): Treat complex types
20425         as aggregates for AAPCS ABIs.
20427 2005-01-05  Stan Shebs  <shebs@apple.com>
20429         * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
20430         Mach-O getters if ppc64.
20431         * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
20432         size argument.
20433         * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
20434         signed four-byte field for global code case.
20435         (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
20437 2005-01-05  Roger Sayle  <roger@eyesopen.com>
20439         PR middle-end/19100
20440         * c-common.c: Include real.h.
20441         (c_common_truthvalue_conversion): Avoid destructively modifying expr.
20442         Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
20443         Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
20444         * Makefile.in (c-common.o): Update dependencies.
20446 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
20448         * c-parse.in (asm_string): Add trailing semicolon.
20450 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
20452         * c-parse.in (asm_string): New.  Don't allow wide strings in
20453         'asm'.
20454         (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
20455         asm_string instead of STRING.
20457 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
20459         * c-typeck.c (constructor_no_implicit): Remove.
20460         (set_designator, process_init_element): Don't check
20461         constructor_no_implicit.
20463 2005-01-05  J"orn Rennecke <joern.rennecke@st.com>
20464             Kaz Kojima  <kkojima@gcc.gnu.org>
20466         PR target/16482
20467         * lcm.c (create_pre_exit): New.
20468         (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
20469         ENTRY_EXIT_EXTRA to 3.  Use create_pre_exit.
20471 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
20473         * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
20474         -msoft-float in target_float_switch.
20475         * arm.c (arm_override_options): Fix processing of target_float_switch.
20477 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
20479         * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
20480         preferencing.
20482 2004-01-05  Uros Bizjak  <uros@kss-loka.si>
20484         * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
20485         Replace i387 with 'i386 compiler' in -mfpmath=sse option.
20487 2005-01-04  Roger Sayle  <roger@eyesopen.com>
20489         * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
20490         if deleting the then-block allows the test-block to fallthru to the
20491         else-block.
20493 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
20495         PR c/19152
20496         * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
20497         after the full declaration if the are in two different TUs.
20499 2005-01-04  Richard Henderson  <rth@redhat.com>
20501         PR tree-opt/19158
20502         * tree-sra.c (generate_one_element_init): Just
20503         call gimplify_and_add.
20504         (generate_element_init): Record the
20505         new referenced variables and mark them for renaming
20506         and split out to ...
20507         (generate_element_init_1): This.
20508         (scalarize_init): Don't call push_gimplify_context/
20509         pop_gimplify_context.
20511 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
20513         * toplev.c (get_src_pwd): Handle failure of getpwd().
20515 2005-01-04  Roger Sayle  <roger@eyesopen.com>
20517         * fold-const.c (fold_single_bit_test): Delete unreachable handling
20518         of TRUTH_NOT_EXPR.
20519         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
20520         all the cases handled by it are inverted by invert_truthvalue.
20522 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
20524         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
20525         (save_register_windowsi): Likewise.
20527 2005-01-04  Richard Henderson  <rth@redhat.com>
20529         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
20531 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
20533         PR middle-end/17767
20534         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
20535         any simplifications of vector mode comparison operators.
20536         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
20538 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
20539             Devang Patel  <dpatel@apple.com>
20541         PR tree-optimization/18308
20542         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
20543         the operands before creating a new expression.
20544         * dojump.c (do_jump): Make drop_through_label available
20545         for all cases.  Add expansion of COND_EXPR.
20547 2005-01-04  Ira Rosen  <irar@il.ibm.com>
20549         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
20550         INTEGER_CST instead of TREE_CONSTANT.
20551         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
20552         instead of TREE_CONSTANT.
20553         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
20554         instead of TREE_CONSTANT.
20556 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
20558         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
20560 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
20562         PR target/19240
20563         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
20564         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
20566 2005-01-03  Richard Henderson  <rth@redhat.com>
20568         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
20569         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
20570         fold_convert_const_real_from_real): Split out from ...
20571         (fold_convert_const): ... here.
20573 2005-01-03  Richard Henderson  <rth@redhat.com>
20575         PR target/19235
20576         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
20577         (mov<MMXMODEI>_internal): Likewise.
20578         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
20579         Add V2SF case; use it for SSE1; don't use TI.
20580         (movdf_integer): Likewise.
20581         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
20583 2005-01-03  Ira Rosen  <irar@il.ibm.com>
20585         * tree-vectorizer.c (vect_strip_conversions): New function.
20586         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
20587         check for binary class.
20589 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
20591         Fix PR debug/17924
20592         Fix PR debug/19191
20593         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
20594         is a decl.
20595         * gimple-low.c (mark_blocks_with_used_vars): New function.
20596         (mark_blocks_with_used_subblocks): Ditto.
20597         (mark_used_blocks): Ditto.
20598         (pass_mark_used_blocks): New pass.
20599         * tree-inline.c: Include debug.h.
20600         (expand_call_inline): Call outlining_inline_function here.
20601         * tree-optimize.c (init_tree_optimization_passes): Add
20602         pass_mark_used_blocks.
20603         * tree-pass.h (pass_mark_used_blocks): New.
20604         * Makefile.in (tree-inline.o): Add debug.h dependency.
20606 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
20608         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
20609         VAR_DECLs to have weak_import attribute.
20611         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
20612         'struct ucontext'.
20614 2004-01-03  Steven Bosscher  <stevenb@suse.de>
20616         * passes.c (rest_of_compilation): Don't run regmove if only
20617         flag_expensive_optimizations, require flag_regmove instead.
20619 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
20621         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
20622         register "sparc".
20623         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
20624         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20625         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
20626         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20628 2005-01-03  Richard Henderson  <rth@redhat.com>
20630         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
20631         (ia64_const_ok_for_letter_p): New.
20632         (ia64_const_double_ok_for_letter_p): New.
20633         (ia64_extra_constraint): New.
20634         (ia64_expand_vecint_compare): New.
20635         (ia64_expand_vcondu_v2si): New.
20636         (ia64_expand_vecint_cmov): New.
20637         (ia64_expand_vecint_minmax): New.
20638         (ia64_print_operand): Add 'v'.
20639         (ia64_preferred_reload_class): New.
20640         (ia64_vector_mode_supported_p): New.
20641         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
20642         (PREFERRED_RELOAD_CLASS): Move to function.
20643         (CONST_OK_FOR_LETTER_P): Move to function.
20644         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
20645         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
20646         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
20647         (EXTRA_CONSTRAINT): Move to function.
20648         * config/ia64/ia64.md: Include vect.md.
20649         (itanium_class): Add mmalua.
20650         (type): Handle it.
20651         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
20652         (1b_mmalua): New.
20653         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
20654         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
20655         CONST0_RTX.
20656         (const_int_2bit_operand): New.
20657         (fr_reg_or_0_operand): New.
20658         * config/ia64/ia64-modes.def: Add vector modes.
20659         * config/ia64/ia64-protos.h: Update.
20660         * config/ia64/vect.md: New file.
20662 2005-01-03  Richard Henderson  <rth@redhat.com>
20664         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
20666 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
20668         PR target/19236
20669         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
20670         to SFmode.
20671         (log1pdf2): Change mode of operands[0,1] to DFmode.
20673 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
20675         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
20676         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
20677         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
20678         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
20679         SPARC_RELAXED_ORDERING.
20681 2005-01-03  Richard Henderson  <rth@redhat.com>
20682             Uros Bizjak  <uros@kss-loka.si>
20684         PR target/14631
20685         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
20686         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
20687         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
20688         handling.
20689         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
20690         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
20691         const_pow2_1_to_128_operand): New predicates.
20693 2005-01-02  Greg McGary  <greg@mcgary.org>
20695         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
20696         anonymous decls.
20697         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
20698         object.  [ptr_type]: Remove unused variable.
20699         Remember nearest addressable array-element or record-component
20700         when checking bitfield components.  Tolerate empty BIND_EXPR.
20702 2005-01-01  Richard Henderson  <rth@redhat.com>
20704         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
20705         that don't narrow the value.  Fail for other conversions.
20707 2005-01-01  Richard Henderson  <rth@redhat.com>
20709         PR c/19031
20710         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
20711         * c-lang.c (finish_file): Don't do it here.
20712         * objc/objc-act.c (objc_finish_file): Likewise.
20714         * cgraph.c (decl_assembler_name_equal): New.
20715         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
20716         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
20717         * cgraph.h (struct cgraph_varpool_node): Add next.
20718         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
20719         * varasm.c (assemble_alias): Mark the target as needed.
20721 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
20723         PR middle-end/19221
20724         * function.c (get_arg_pointer_save_area): Use entry_of_function
20725         instead of get_insns.
20727 2005-01-01  Roger Sayle  <roger@eyesopen.com>
20728             Andrew Pinski  <pinskia@physics.uc.edu>
20729             James E. Wilson  <wilson@specifixinc.com>
20731         PR rtl-optimization/12092
20732         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
20733         is zero.
20735 2005-01-01  Roger Sayle  <roger@eyesopen.com>
20736             Olivier Hainque  <hainque@act-europe.fr>
20738         * tree.c (int_fits_type_p): A narrower type always fits in a
20739         wider one, except for negative values into unsigned types.
20741 2005-01-01  Roger Sayle  <roger@eyesopen.com>
20743         * tree.c (int_fits_type_p): Compare the result of force_fit_type
20744         with the original constant rather than require TREE_OVERFLOW.
20746 2005-01-01  Steven Bosscher  <stevenb@suse.de>
20748         PR middle-end/17544
20749         * c-decl.c (finish_function): If compiling C99, annotate the
20750         compiler generated return with the current file name and line 0.
20751         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
20752         the source line is greater than 0.
20753         (remove_bb): Likewise.