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2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2005-08-04  Andrew Pinski  <pinskia@physics.uc.edu>
2
3         * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4         (fold_build2): Likewise.
5         (fold_build3): Likewise.
6         (fold_build1_stat): New function prototype.
7         (fold_build2_stat): Likewise.
8         (fold_build3_stat): Likewise.
9         * fold-const.c (fold_build1): Rename to ..
10         (fold_build1_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
11         through to build1_stat.
12         (fold_build2): Rename to ..
13         (fold_build2_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
14         through to build2_stat.
15         (fold_build3): Rename to ..
16         (fold_build3_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
17         through to build3_stat.
18
19 2005-08-04  David Edelsohn  <edelsohn@gnu.org>
20
21         * function.c (assign_stack_local_1): Do not correct stack slot
22         address if allocation size is smaller than mode size.
23
24 2005-08-04  Diego Novillo  <dnovillo@redhat.com>
25
26         PR 22037
27         * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
28         (tree_merge_blocks): Propagate anything allowed by
29         may_propagate_copy.
30         Clarify documentation.
31         * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
32         SSA form, schedule an update if necessary.
33
34 2005-08-04  Gerald Pfeifer  <gerald@pfeifer.com>
35
36         * doc/install.texi (Binaries): Remove broken link to
37         Sinix/Reliant Unix binaries.
38
39 2005-08-03  Richard Henderson  <rth@redhat.com>
40
41         PR 23221
42         * function.c (stack_protect_epilogue): Export.
43         * tree.h (stack_protect_epilogue): Declare.
44         * calls.c (expand_call): Call it.
45
46 2005-08-03  Eric Christopher  <echristo@apple.com>
47
48         * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
49         * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
50         spec.
51
52 2005-08-04  Jan Hubicka  <jh@suse.cz>
53
54         * profile.c (branch_prob): Split edges with goto locus on them
55         to get proper line counts.
56         * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
57
58 2005-08-03  Paul Brook  <paul@codesourcery.com>
59
60         * function.c (assign_parms): Round current_function_args_size
61         to PARM_BOUNDARY, not STACK_BOUNDARY.
62
63 2005-08-03  Geoffrey Keating  <geoffk@apple.com>
64
65         * config/i386/i386.c (x86_elf_aligned_common)
66         (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
67
68 2005-08-03  Zdenek Dvorak  <dvorakz@suse.cz>
69
70         PR tree-optimization/23157
71         * tree-scalar-evolution.c (scev_const_prop): Unshare trees
72         before emitting them.
73
74 2005-08-03  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
75
76         PR tree-optimization/19899
77         * Makefile.in (tree-scalar-evolution.o): Add real.h.
78         * tree-scalar-evolution.c: Include real.h.
79         (add_to_evolution): Build constant -1 of correct type.
80
81 2005-08-03  Jan Hubicka  <jh@suse.cz>
82
83         * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
84         * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
85         profile updating for complette unrolling.
86         * loop-unroll.c (peel_loop_completely): Use it.
87         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
88         (tree_unroll_loops_completely): Disable code growing unrolling of cold
89         loops.
90
91 2005-08-03  Paul Brook  <paul@codesourcery.com>
92
93         * combine.c (can_change_dest_mode): New function.
94         (try_combine, simplify_set): Use it.
95
96 2005-08-03  Eric Botcazou  <ebotcazou@adacore.com>
97
98         * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
99         TFmode to BLKmode.
100
101 2005-08-03  Gerald Pfeifer  <gerald@pfeifer.com>
102
103         * doc/install.texi (Specific): Adjust link to openavr.org.
104         (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
105         (Binaries): Adjust HP-UX Porting Center link.
106         (Binaries): Adjust Free Software Foundation ordering link.
107
108 2005-08-03  Andrew Pinski  <pinskia@physics.uc.edu>
109
110         * convert.c (convert_to_integer): Use fold_build1 instead of
111         build1 when converting an integer to an integer.
112
113 2005-08-02  Richard Henderson  <rth@redhat.com>
114
115         * combine.c (combine_instructions): Don't use reg_equal/equiv
116         results if the mode doesn't match.
117
118 2005-08-02  Mark Mitchell  <mark@codesourcery.com>
119
120         * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
121         * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
122
123 2005-08-02  Richard Henderson  <rth@redhat.com>
124
125         PR 23196
126         * explow.c (memory_address): Remove special-case for
127         virtual_stack_vars_rtx and virtual_incoming_args_rtx.
128
129 2005-08-02  Diego Novillo  <dnovillo@redhat.com>
130
131         PR 23164
132         * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
133         number of calls to cleanup_tree_cfg_1.
134
135 2005-08-02  Martin Reinecke  <martin@mpa-garching.mpg.de>
136
137         * doc/invoke.texi: document file extensions .F90 and .F95
138
139 2005-08-02  Richard Guenther  <rguenther@suse.de>
140
141         * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
142         positive if its first argument is positive.
143
144 2005-08-02  Richard Guenther  <rguenther@suse.de>
145
146         PR tree-optimization/23177
147         * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
148         on TMR_TAG.
149
150 2005-08-02  James A. Morrison  <phython@gcc.gnu.org>
151
152         PR tree-optimization/23129
153         * tree-vrp.c (extract_range_from_binary_expr): Set value range to
154         varying for divisions with anti-ranges.
155
156 2005-08-02  Jan Hubicka  <jh@suse.cz>
157
158         * tree-ssa-dom.c (thread_across_edge): Remove updating here.
159         * tree-ssa-threadupdate.c (thread_block): Add it here.
160
161 2005-08-01  James E Wilson  <wilson@specifix.com>
162
163         * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
164         TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
165         * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
166         New.
167         * config/mips/predicates.md (const_call_insn_operand): Add check for
168         SYMBOL_REF_LONG_CALL_P.
169         * doc/extend.texi (long_call): Document the new attribute.
170
171 2005-08-01  Ian Lance Taylor  <ian@airs.com>
172             Richard Henderson  <rth@redhat.com>
173
174         * Makefile.in (RTL_BASE_H): Add real.h.
175         * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
176         instead of memcpy.
177         * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
178         directly.
179         * rtl.c (rtl_check_failed_code_mode): New.
180         * rtl.h (struct rtx_def): Add u.rv.
181         (XCMWINT, XCNMPRV): New.
182         (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
183         (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
184
185 2005-08-01  Richard Henderson  <rth@redhat.com>
186
187         * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
188         with auto-inc codes.
189
190         * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
191
192 2005-08-01  Jan Hubicka  <jh@suse.cz>
193
194         * i386-protos.h (asm_preferred_eh_data_format): Declare.
195         * i386.c: Include dwarf2.h
196         (asm_preferred_eh_data_format): New.
197         * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
198
199 2005-08-01  Ian Lance Taylor  <ian@airs.com>
200
201         * config/host-linux.c (linux_gt_pch_get_address): Add new name
202         randomize_va_space for virtual address randomization control.
203
204 2005-08-01  Steven Bosscher  <stevenb@suse.de>
205
206         * common.opt (flag_ipa_cp): Put in right place to maintain
207         alphabetic sort.
208
209 2005-08-01  Jan Hubicka  <jh@suse.cz>
210
211         * profile.c (compute_value_histograms): Fix thinko.
212         * value-prof.c: Include toplev.h
213         (check_counter): New function.
214         (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
215         tree_mod_subtract_transform): Add sanity check.
216
217 2005-08-01  Richard Guenther  <rguenther@suse.de>
218
219         PR tree-optimization/23133
220         * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
221         current functions parameter decls to find defs to cse
222         reciprocals of.
223
224 2005-08-01  Richard Guenther  <rguenther@suse.de>
225
226         PR tree-optimization/23109
227         * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
228         If trapping math is in effect, use post-dominator information
229         to check if we'd in any case reach a trapping point before
230         doing the reciprocal insertion.
231         (execute_cse_reciprocals): Compute post-dominators, if necessary.
232         * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
233         expressions are invariant only if trapping math is not in effect.
234
235 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
236
237         * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
238         cgraph_function_versioning): New declarations.
239         * cgraphunit.c: Add include to ipa-prop.h.
240         (update_call_expr, cgraph_copy_node_for_versioning,
241         cgraph_function_versioning): New functions.
242         * integrate.c (copy_decl_for_inlining): Remove.
243         * ipa-prop.h (ipa_replace_map): New struct.
244         (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
245         * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
246         ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
247         ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
248         ipcp_iterate_stage, ipcp_method_scale_print,
249         ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
250         ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
251         ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
252         ipcp_update_bb_counts, ipcp_update_profiling,
253         ipcp_update_edges_counts): New functions.
254         (ipcp_method_cval_init): Remove restriction regarding local methods.
255         (ipcp_init_stage): Add ipcp_method_compute_scale.
256         (ipcp_insert_stage): Add versioning.
257         (ipcp_structures_print): Add ipcp_method_scale_print.
258         (ipcp_driver): Dump profiling info.
259         * Makefile.in: Remove integrate.h dependency from tree-inline.o.
260         Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
261         * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
262         (struct inline_data): Add versioning_p, ipa_info, new fields.
263         (remap_decl, mark_local_for_remap_r, setup_one_parameter,
264         declare_return_variable): Replace calls to copy_decl_for_inlining with
265         copy_decl_for_dup.
266         (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
267         versioning support.
268         (copy_decl_for_dup): Rename from copy_decl_for_inlining.
269         Add argument VERSIONING.
270         (copy_arguments_for_versioning, copy_static_chain,
271         function_versionable_p, tree_versionable_function_p,
272         tree_function_versioning, replace_ref_tree): New functions.
273         * tree-inline.h: Include varray.h.
274         (tree_versionable_function_p,  tree_function_versioning,
275         tree copy_decl_for_dup): New declarations.
276
277 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
278
279         * ipa-cp.c: New file. Contains IPCP specific functionality.
280         * ipa-prop.h: New file. Contains structures/definitions that can be
281         used by several interprocedural data flow optimizations (and also IPCP).
282         * ipa-prop.c: New file.
283         * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
284         * common.opt: Add ipa-cp flag.
285         * timevar.def: Add IPCP optimization.
286         * tree-optimize.c (init_tree_optimization_passes): Schedule
287         pass_ipa_cp.
288         * tree-pass.h (pass_ipa_cp): Declare.
289
290 2005-08-01  Kazu Hirata  <kazu@codesourcery.com>
291
292         * dwarf2out.c, fold-const.c, ipa-type-escape.c,
293         loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
294         tree-sra.c, config/arm/arm.c, config/crx/crx.c,
295         config/i386/i386.c, config/mips/mips.h,
296         config/rs6000/rs6000.h, config/sh/sh.c,
297         config/stormy16/stormy16.c: Fix comment typos.
298
299 2005-08-01  Joseph S. Myers  <joseph@codesourcery.com>
300
301         PR c/22311
302         * c-typeck.c (build_binary_op): Use common_type wrapper on
303         shortened types.
304         (common_type): Update comment.
305
306 2005-07-31  Steven Bosscher  <stevenb@suse.de>
307
308         PR target/23095
309         * common.opt (flag_gcse_after_reload): Don't initialize to 2.
310         (flag_rerun_cse_after_loop): Initialize this to 2 instead.
311         * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
312
313 2005-07-31  Jan Hubicka  <jh@suse.cz>
314
315         * pretty-print.h (pp_widest_integer): New macro.
316         * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
317         counts.
318
319 2005-07-31  Jan Hubicka  <jh@suse.cz>
320
321         * output.h (enum section_category): Export from varasm.c
322         (categorize_decl_for_section): Likewise.
323         * varasm.c (enum section_category): Kill.
324         (categorize_decl_for_section): Make global.
325         * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
326         Declare.
327         * i386.c (ix86_section_threshold): New static variable.
328         (ix86_in_large_data_p, ix86_encode_section_info,
329         x86_64_elf_unique_section,
330         x86_64_elf_select_section): New functions.
331         (TARGET_ENCODE_SECTION_INFO): Define
332         (override_options): Enable medium model for PIC.
333         (ix86_expand_prologue): Expand gen_set_got_rex64.
334         (legitimate_constant_p): Handle new UNSPECs.
335         (legitimate_pic_address_disp_p): Likewise.
336         (legitimize_pic_address): Lower MEDIUM model addressing.
337         * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
338         (enum cmodel): Add MEDIUM_PIC.
339         (SYMBOL_REF_FAR_ADDR_P): New macro.
340         (SYMBOL_FLAG_FAR_ADDR): New flag.
341         * i386.md (movdi): Support medium model.
342         (set_got_rex64): New pattern.
343         * i386.opt (mlarge-data-threshold): New flag.
344         * predicates.md (zext_operand/sext_operand): Deal with medium model.
345         * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
346         (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
347         TARGET_ASM_UNIQUE_SECTION): New.
348
349         * invoke.texi (-mlarge_data_threshold): Document
350
351 2005-07-31  Jan Hubicka  <jh@suse.cz>
352
353         * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
354         (coalesce_vars): Likewise.
355         * tree-ssa-live.c (coalesce_cost): New.
356         (build_tree_conflict_graph): Use coalesce_cost.
357         * tree-ssa-live.h (coalesce_cost): Declare.
358
359 2005-07-30  Richard Earnshaw  <richard.earnshaw@arm.com>
360
361         * arm.md (all peepholes for post-increment operations): Delete.
362         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
363         (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
364         (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
365         (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
366         (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
367
368 2005-07-30  James A. Morrison  <phython@gcc.gnu.org>
369
370         * fold-const.c (tree_expr_nonnegative_p): Always return true for
371         non-integral types.
372
373 2005-07-29  Wolfgang Bangerth <bangerth@dealii.org>
374
375         PR target/22582
376         * doc/invoke.texi: Document -rdynamic.
377
378 2005-07-30  Joseph S. Myers  <joseph@codesourcery.com>
379
380         PR c/23143
381         * c-parser.c (c_parser_parms_list_declarator): Call
382         mark_forward_parm_decls.
383         * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
384         decls with visibility structure.
385
386 2005-07-30  Paul Brook  <paul@codesourcery.com>
387
388         * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
389
390 2005-07-30  Paul Brook  <paul@codesourcery.com>
391
392         * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
393         prototype.
394         * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
395         value for mode.
396         * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
397
398 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
399
400         PR c/529
401         * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
402         nested function declarators.
403         (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
404         (grokparms): Call warn_if_shadowing for parameters used within the
405         parameter list.
406         (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
407         not used within the parameter list.
408         (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
409
410 2005-07-30  Jan Hubicka  <jh@suse.cz>
411
412         * expr.c (expand_expr_real_1): Do not load mem targets into register.
413         * i386.c (ix86_fixup_binary_operands): Likewise.
414         (ix86_expand_unary_operator): Likewise.
415         (ix86_expand_fp_absneg_operator): Likewise.
416         * optabs.c (expand_vec_cond_expr): Validate dest.
417
418 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
419
420         PR c/21720
421         * real.c (real_from_string): Also set last bit if there is a
422         nonzero hex digit beyond GCC's internal precision after ".".
423
424 2005-07-29  David Edelsohn  <edelsohn@gnu.org>
425
426         * config/rs6000/altivec.md: Convert UNSPEC numerical values to
427         define_constants.  Change duplicate values to unassigned numbers.
428         Change UNSPEC_SUBS to UNSPEC_VSUBS.
429         (*altivec_vspltsf): New.
430         (altivec_vperm_v4sf): Delete.
431         (altivec_vperm_<mode>): Use mode macro V.
432         (altivec_vsldoi_<mode>): Convert to mode macro pattern.
433         (altivec_predicate_v4sf): Delete.
434         (altivec_predicate_<mode>): Use mode macro V.
435         (*altivec_lvesfx): New.
436         (*altivec_stvesfx): New.
437         (vec_realign_load_v4sf): Delete.
438         (vec_realign_load_<mode>): Use mode macro V.
439         * config/rs6000/rs6000.c (generate_set_vrsave): Use
440         UNSPECV_SET_VRSAVE.
441
442 2005-07-29  Mark Mitchell  <mark@codesourcery.com>
443
444         PR bootstrap/23131
445         * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
446         string.
447         * configure: Regenerated.
448
449 2005-07-29  Paul Brook  <paul@codesourcery.com>
450
451         * doc/install.texi: Add link to GFortran binaries wiki page.
452
453 2005-07-29  David Ung  <davidu@mips.com>
454
455         * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
456         (mips_rtx_cost_data): Add costs for 5kc and 5kf.
457         * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
458         * config/mips/mips.md (cpu): Add 5kf name.
459         (includes): Includes 5k.md.
460         * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
461         * doc/invoke.texi (MIPS Options): Updated cpu name supported with
462         -march flag.
463
464 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
465
466         PR 22550
467         * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
468         (cleanup_tree_cfg): ... here.
469         Call cleanup_tree_cfg_1 until there are no more cleanups to
470         do.
471
472 2005-07-29  James A. Morrison  <phython@gcc.gnu.org>
473
474         * tree-vrp.c (compare_range_with_value): Return true or false
475         for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
476         EQ_EXPR respectively.
477
478 2005-07-29  Kazu Hirata  <kazu@codesourcery.com>
479
480         * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
481         Fix comment typos.
482
483 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
484
485         * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
486         (tree_ssa_dominator_optimize): Increment it.
487         (dump_dominator_optimization_stats): Print it.
488
489 2005-07-29  Richard Earnshaw  <richard.earnshaw@arm.com>
490             Steven Bosscher  <stevenb@suse.de>
491
492         PR rtl-optimization/23117
493         * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
494         when head == tail.  Tidy comment.
495
496 2005-07-28  Richard Henderson  <rth@redhat.com>
497
498         * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
499         * cselib.c (rtx_equal_for_cselib_p): Likewise.
500         * jump.c (rtx_renumbered_equal_p): Likewise.
501         * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
502         CONST_INT and CONST_DOUBLE.
503         (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
504         * reload.c (operands_match_p): Special case CONST_INT and
505         CONST_DOUBLE; check mode earlier.
506
507 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
508
509         PR c/22240
510         * c-typeck.c (convert_for_assignment): Do not check
511         DECL_IN_SYSTEM_HEADER on NULL fundecl.
512
513 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
514
515         PR c/22192
516         * c-typeck.c (composite_type): Prefer constant size arrays to
517         VLAs.
518
519 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
520
521         PR c/21720
522         * real.c (real_from_string): Set last bit if there is a nonzero
523         hex digit beyond GCC's internal precision.
524
525 2005-07-28  Richard Henderson  <rth@redhat.com>
526
527         PR rtl-opt/22619
528         * cfgcleanup.c (try_forward_edges): Watch out for end of
529         insn chain.
530
531 2005-07-28  James E Wilson  <wilson@specifixinc.com>
532
533         PR c/23106
534         * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
535
536 2005-07-28  Jan Hubicka  <jh@suse.cz>
537
538         * Makefile.in (rtl-profile.o): Kill all traces of it.
539         * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
540         * coverage.h (rtl_coverage_counter_ref): Kill.
541         * opts.c (flag_speculative_prefetching_set): Kill.
542         (flag_loop_optimize_set): New.
543         (common_handle_option): Disable loop optimizer when profiling;
544         do not handle speculative prefetching.
545         * passes.c (init_optimization_passes): Replace pass_profiling combo
546         by branch_prob pass.
547         * profile.c (compute_value_histograms): Update for simplified value
548         profiles.
549         (rtl_register_profile_hooks): Kill.
550         (pass_profiling): Kill.
551         (rest_of_handle_branch_prob): Do not profile.
552         * toplev.c (process_options): Remove speculative prefetching.
553         * toplev.h (flag_tree_based_profiling): Kill.
554         * tree-profile.c (prepare_instrumented_value,
555         tree_gen_interval_profiler, tree_gen_pow2_profiler,
556         tree_gen_one_value_profiler, do_tree_profiling): Update for
557         simplified datastructures.
558         * value-prof.c: Add comment that speculative prefetching was dropped;
559         update rest of file for simplified datastructures.
560         (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
561         rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
562         find_mem_reference_1, find_mem_reference_2, find_mem_reference,
563         rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
564         rtl_mod_subtract, gen_speculative_prefetch,
565         rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
566         rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
567         (gate_handle_value_profile_transformations,
568         rest_of_handle_value_profile_transformations,
569         pass_value_profile_transformations): Kill.
570         * value-prof.h (histogram_value_t): Remove IL based unions.
571         (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
572         rtl_profile_hooks): Remove hooks.
573
574         * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
575
576         * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
577         (cgraph_clone_node): Likewise.
578         * cgraph.h (cgraph_clone_edge): Update prototype.
579         (cgraph_clone_node): Likewise.
580         * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
581         cgraph_clone_node.
582         (lookup_recursive_calls): Consider profile.
583         (cgraph_decide_recursive_inlining): Fix updating; use new
584         probability argument; use profile.
585         * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
586         * tree-inline.c (copy_bb): Update clal of clone_edge.
587         * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
588
589         * invoke.texi (min-inline-recursive-probability): Document.
590
591 2005-07-28  Gerald Pfeifer  <gerald@pfeifer.com>
592
593         * doc/install.texi (Configuration): Update Valgrind homepage.
594
595 2005-07-28  Richard Henderson  <rth@redhat.com>
596
597         PR middle-end/21362
598         * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
599         labels we want to delete.
600         (cfg_layout_merge_blocks): Likewise.
601
602 2005-07-28  Richard Henderson  <rth@redhat.com>
603
604         PR target/17692
605         * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
606         when expanding to nothing.
607
608 2005-07-28  Josh Conner  <jconner@apple.com>
609
610         * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
611         (cgraph_decide_inlining_of_small_functions): Likewise.
612
613 2005-07-28  Josh Conner  <jconner@apple.com>
614
615         * ipa-inline.c (cgraph_edge_badness): Update comments.  Invert shift
616         direction of badness if negative.
617         (cgraph_default_inline_p): Add reason to parameters, and assign it
618         a value.
619         (cgraph_decide_inlining_of_small_functions): New parameter in call
620         to cgraph_default_inline_p.
621         (cgraph_decide_inlining_incrementally): Likewise.
622         * cgraphunit.c (decide_is_function_needed): Likewise.
623         * cgraph.h (cgraph_default_inline_p): Likewise.
624
625 2005-07-28  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
626
627         * builtins.c: Fix comment typo(s).
628         * genautomata.c: Likewise.
629         * gimplify.c: Likewise.
630         * tree-dfa.c: Likewise.
631         * tree-flow-inline.h: Likewise.
632         * tree-into-ssa.c: Likewise.
633         * tree-ssa-alias.c: Likewise.
634         * tree-ssa-ccp.c: Likewise.
635         * tree-ssa-copy.c: Likewise.
636         * tree-ssa-dce.c: Likewise.
637         * tree-ssa-dom.c: Likewise.
638         * tree-ssa-operands.c: Likewise.
639         * tree-tailcall.c: Likewise.
640         * tree-vectorizer.c: Likewise.
641         * tree-vrp.c: Likewise.
642         * tree.c: Likewise.
643
644 2005-07-28  Jeff Law  <law@redhat.com>
645
646         * tree-vrp.c (test_for_singularity): Extracted from  ...
647         (simplify_cond_using_ranges): Attempt to simplify a relational
648         test to NE_EXPR.  Dump information when a COND_EXPR is simplified.
649
650 2005-07-28  Dorit Nuzman  <dorit@il.ibm.com>
651
652         PR tree-optimization/22506
653         * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
654         phis whose argument is constant.
655
656 2005-07-28  J"orn Rennecke <joern.rennecke@st.com>
657
658         PR rtl-optimization/18992
659         Back out this patch:
660           2003-10-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
661           PR optimization/12142
662           * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
663           uses of the register in the SET_SRC.  Remove unnecessary argument.
664
665         Replace it with this:
666         * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
667         if flag_non_call_exceptions is set and the insn may trap, pass
668         pc_rtx as dest for recursion.
669         In SET_SRC part of SET case, if dest is already set, pass it down
670         unchanged.
671
672 2005-07-28  Jan Hubicka  <jh@suse.cz>
673
674         * cfg.c (update_bb_profile_for_threading): Use RDIV.
675         (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
676         (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
677         roundoff errors.
678         * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
679         profile when available.
680
681 2005-07-28  Jan Beulich <jbeulich@novell.com>
682
683         * config/ia64/ia64.c (ia64_load_pair_ok): New.
684         (ia64_print_operand): Describe and handle 'X'.
685         (ia64_register_move_cost): Also handle FP_REGS.
686         (ia64_preferred_reload_class): Likewise.
687         (ia64_secondary_reload_class): Likewise.
688         (ia64_dependencies_evaluation_hook): New local variable c. Initialize
689         it. Also check for ITANIUM_CLASS_FLDP.
690         * config/ia64/ia64.h (FP_REGNO_P): New.
691         (HARD_REGNO_MODE_OK): Remove explusion of TImode.
692         (reg_class): Add FP_REGS.
693         (REG_CLASS_NAMES): Adjust for it.
694         (REG_CLASS_CONTENTS): Likewise.
695         (REGNO_REG_CLASS): Use FP_REGS where appropriate.
696         (REG_CLASS_FROM_LETTER): Handle 'x'.
697         (CLASS_MAX_NREGS): Handle FP_REGS.
698         (MEMORY_MOVE_COST): Likewise.
699         * config/ia64/ia64.md (itanium_class): Add fldp.
700         (type): Handle fldp.
701         (movti_internal): More allowable operand combinations. Use ldfp8 when
702         splitting unnecessary. Remove predicable attribute. Adjust
703         itanium_class attribute.
704         (smuldi3_highpart): Remove outdated comment.
705         (mulditi3, umulditi3, rotlti3): New expanders.
706         (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
707         (absti2): Disabled new insn for future reference.
708         Respective new splitters.
709         * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
710         * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
711         * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
712
713 2005-07-25  James A. Morrison  <phython@gcc.gnu.org>
714
715         PR rtl-optimization/23047
716         * simplify-rtx.c (simplify_const_relational_operation): Respect
717         flag_wrapv for comparisons with ABS.
718
719 2005-07-27  James A. Morrison  <phython@gcc.gnu.org>
720
721         PR tree-optimization/22493
722         * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
723         VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
724
725 2005-07-27  Aldy Hernandez  <aldyh@redhat.com>
726
727         * config/frv/frv.opt (moptimize-membar): New.
728
729         * doc/invoke.texi: Document -moptimize-membar and its inverse.
730
731         * config/frv/frv.h: Remove machine_function definition.
732
733         * config/frv/frv.c (struct frv_io): New.
734         (struct machine_function): Moved from frv.h.  Add has_membar_p.
735         (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
736         (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
737         (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
738         (frv_optimize_membar_global, frv_optimize_membar): New functions.
739         (frv_reorg): Call frv_optimize_membar when appropriate.
740         (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
741         (frv_expand_builtin): Adjust calls accordingly.
742         (frv_io_address_cookie): New function.
743         (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
744         load or store rather than a special insn.  Add ccnstant address and
745         io-type operands to the membar.
746         (frv_ifcvt_modify_tests): Unsign regno.
747         (frv_ifcvt_modify_tests): Same.
748
749         * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}.  Change
750         UNSPEC_OPTIONAL_MEMBAR constant.
751         (builtin_read_<mode>): Delete.
752         (builtin_write_<mode>): Delete.
753         ("optional_membar_<mode>"): Add operand.
754
755         * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
756         * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
757         * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
758         * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
759         * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
760         * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
761         * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
762         * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
763         * testsuite/gcc.target/frv/all-read-write-1.c: New.
764
765 2005-07-28  Kaz Kojima  <kkojima@gcc.gnu.org>
766
767         * df.c (df_uses_record): Handle SCRATCH.
768
769 2005-07-28  Steven Bosscher  <stevenb@suse.de>
770
771         PR debug/20161
772         * passes.c (rest_of_decl_compilation): If decl is a type and
773         we have encountered errors, don't emit debug information.
774
775 2005-07-27  Kenneth Zadeck <zadeck@naturalbridge.com>
776
777         * params.def: Fixed comment.
778
779 2005-07-27  Bjoern Haase  <bjoern.m.haase@web.de>
780
781         PR target/19885
782         * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
783         (TARGET_ASM_UNALIGNED_HI_OP): Add.
784         (TARGET_ASM_UNALIGNED_SI_OP): Add.
785
786 2005-07-27  Steven Bosscher  <stevenb@suse.de>
787
788         PR c++/22003
789         * varasm.c (assemble_start_function): Don't do anything that may
790         require a CFG if the current function is a thunk.
791
792 2005-07-25  Geoffrey Keating  <geoffk@apple.com>
793
794         * doc/install.texi (Prerequisites): Mention that perl is needed
795         to do export control in libstdc++ targetting Darwin.
796
797 2005-07-27  Steven Bosscher  <stevenb@suse.de>
798
799         PR rtl-optimization/17808
800         * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
801         (sched_insns_conditions_mutex_p): Split out from...
802         (add_dependence): ...here.  But don't call it from here.
803         (add_dependence_list): Check sched_insns_conditions_mutex_p
804         before calling add_dependence.
805         (add_dependence_list_and_free): Likewise.
806         (fixup_sched_groups): Likewise.
807         (sched_analyze_1): Likewise.
808         (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
809         (sched_analyze): Likewise.
810         (sched_analyze_insn): Likewise.
811         * sched-ebb.c (add_deps_for_risky_insns): Likewise.
812         * sched-rgn.c (add_branch_dependences): Likewise.  Also, add
813         dependencies on all COND_EXEC insns to jumps ending basic blocks
814         when doing intrablock scheduling.
815         * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
816
817 2005-07-27  Jeff Law  <law@redhat.com>
818
819         * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
820         meeting a VR_ANTI_RANGE with a VR_RANGE.  When intersecting
821         equivalency sets, correctly handle the case were vr0 has an
822         equivalency set, but vr1 does not.
823
824 2005-07-27  Dorit Nuzman  <dorit@il.ibm.com>
825
826         PR tree-optimization/23073
827         * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
828         vect_print_dump_info before fprintf.
829
830 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
831
832         PR tree-optimize/22348
833         * tree-ssa-loop-niter.c (number_of_iterations_cond):
834         Fold the partial computation.
835
836 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
837
838         PR tree-optimization/22325
839         * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
840         Declare.
841         * tree-scalar-evolution.c (scev_const_prop): Add generic final
842         value replacement.
843         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
844         (force_var_cost): ... this function.
845         (compute_phi_arg_on_exit): Export.
846
847 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
848
849         PR tree-optimization/20773
850         * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
851         edge.
852
853 2005-07-27  Richard Guenther  <rguenther@suse.de>
854
855         * tree-ssa-structalias.c (push_fields_onto_fieldstack):
856         Avoid pushing again if current struct contains only
857         fields we decomposed.
858
859 2005-07-27  Jan Hubicka  <jh@suse.cz>
860
861         PR tree-optimization/22574
862         * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
863         not available.
864
865         * tree-tailcall.c (decrease_profile): New function.
866         (eliminate_tail_call): Use it.
867
868         * cgraphunit.c (cgraph_function_and_variable_visibility): Set
869         visibility flags correctly in whole program mode.
870
871 2005-07-26  Steve Ellcey  <sje@cup.hp.com>
872
873         PR rtl-optimization/22472
874         * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
875
876 2005-07-26  Steven Bosscher  <stevenb@suse.de>
877
878         PR tree-optimization/22504
879         * tree-complex.c (expand_complex_addition): Use 'code' instead
880         of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
881
882 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
883
884         * config.gcc (cpu_type): Add frv case.
885         (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
886         (supported_defaults): Add fr550 case.
887
888 2005-07-26  Diego Novillo  <dnovillo@redhat.com>
889
890         PR 22591
891         * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
892         whether a pointer of type T * may point to objects of type T *.
893
894 2005-07-26  DJ Delorie  <dj@redhat.com>
895
896         * configure: Regenerate.
897
898 2005-07-26  Dale Johannesen  <dalej@apple.com>
899
900         * postreload-gcse.c (alloc_mem):  Start CUID numbering at 1.
901
902 2005-07-26  Mark Mitchell  <mark@codesourcery.com>
903
904         * doc/install.texi (--with-build-sysroot): Fix grammatical error.
905         Clarify use of "build" in name.
906
907 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
908
909         * doc/extend.texi (Raw read/write Functions): New section.
910         * testsuite/gcc.target/frv/all-builtin-read8.c: New.
911         * testsuite/gcc.target/frv/all-builtin-read16.c: New.
912         * testsuite/gcc.target/frv/all-builtin-read32.c: New.
913         * testsuite/gcc.target/frv/all-builtin-read64.c: New.
914         * testsuite/gcc.target/frv/all-builtin-write8.c: New.
915         * testsuite/gcc.target/frv/all-builtin-write16.c: New.
916         * testsuite/gcc.target/frv/all-builtin-write32.c: New.
917         * testsuite/gcc.target/frv/all-builtin-write64.c: New.
918         * config/frv/frv.c: Add bdesc_loads global.
919         Add bdesc_stores global.
920         (frv_init_builtins): Add support for __builtin_{read/write}*.
921         (frv_volatile_memref): New.
922         (frv_expand_load_builtin): New.
923         (frv_expand_store_builtin): New.
924         * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
925         FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
926         FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
927         FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
928         * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
929         UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
930         (builtin_read_<mode>): New.
931         (builtin_write_<mode>): New.
932         (builtin_write64): New.
933         (optional_membar_<mode>): New.
934
935 2005-07-26  J"orn Rennecke <joern.rennecke@st.com>
936
937         * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
938         (rather than units) against HOST_BITS_PER_WIDE_INT.
939
940 2005-07-26  Kazu Hirata  <kazu@codesourcery.com>
941
942         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
943         ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
944         ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
945         config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
946         FSF address.
947
948         * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
949         tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
950         config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
951         comment typos.
952         * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
953
954 2005-07-26  Richard Guenther  <rguenther@suse.de>
955
956         PR tree-optimization/22486
957         * fold-const.c (fold_unary): Fold away useless component
958         references of the form (T *)&T.x, if the address
959         doesn't change.
960
961 2005-07-25  James E Wilson  <wilson@specifixinc.com>
962
963         * dwarf2out.c (add_call_src_coords_attributes): New.
964         (gen_inlined_subroutine_die): Call it.
965         (maybe_emit_file, init_file_table): Add comments.
966         (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
967         maybe_emit_file.
968         * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
969         (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
970         * tree.h (BLOCK_SOURCE_LOCATION): New.
971         (struct tree_block): New field locus.
972
973 2005-07-26  Andreas Schwab  <schwab@suse.de>
974
975         PR rtl-optimization/23043
976         * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
977         when allocating a struct unoccr.
978
979 2005-07-25  Richard Henderson  <rth@redhat.com>
980
981         PR 22626
982         * tree-complex.c (gate_no_optimization): True if errors.
983         * Makefile.in (tree-complex.o): Update dependencies.
984
985 2005-07-25  Aldy Hernandez  <aldyh@redhat.com>
986
987         * config/frv/predicates.md (integer_register_operand): Use
988         GPR_AP_OR_PSEUDO_P.
989
990 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
991
992         PR tree-opt/22484
993         * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
994         after fold.
995         * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
996
997 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
998
999         * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1000         types when flag_unsafe_math_optimizations is true.
1001
1002 2005-07-25  Mark Mitchell  <mark@codesourcery.com>
1003
1004         * gcc.c (option_map): Add --sysroot.
1005         (process_command): Handle --sysroot.
1006         (display_help): Document it.
1007         * doc/cppopts.tex (-isysroot): Document.
1008         * doc/invoke.texi (--sysroot): Document.
1009         * doc/install.texi (--with-build-sysroot): Document.
1010
1011         * Makefile.in (inhibit_libc): New variable.
1012         (INHIBIT_LIBC_CFLAGS): Likewise.
1013         (LIBGCC2_CFLAGS): Include
1014         $(INHIBIT_LIBC_CFLAGS).
1015         (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1016         ($(T)crtbegin.o): Do not use @inhibit_libc@.
1017         ($(T)crtend.o): Likewise.
1018         ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1019         ($(T)crtendS.o): Likewise.
1020         ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1021         ($(T)crtendT.o): Likewise.
1022         (stmp-fixinc): Do not complain about missing headers if
1023         inhibit_libc.
1024         * configure.ac (inhibit_libc): Set it to true/false.
1025         (--with-build-sysroot): New option.  Use it to set
1026         SYSTEM_HEADER_DIR.
1027         * configure: Regenerated.
1028
1029 2005-07-25  Manfred Hollstein  <mh@suse.com>
1030
1031         * calls.c (store_one_arg): Fix unsigned comparison warning.
1032
1033 2005-07-25  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
1034
1035         PR other/22337
1036         * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1037         (ggc_print_statistics): Initialize variable before use.
1038
1039 2005-07-25  Richard Guenther  <rguenther@suse.de>
1040
1041         * tree-dfa.c (mark_new_vars_to_rename): Protect against
1042         calling with a PHI_NODE argument.
1043
1044         * tree-flow-inline.h (overlap_subvar): Protect against
1045         possible overflow.
1046
1047 2005-07-25  Paolo Bonzini  <bonzini@gnu.org>
1048
1049         * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1050         * configure: Regenerate.
1051
1052 2005-07-25  Ira Rosen  <irar@il.ibm.com>
1053
1054         * expr.c (highest_pow2_factor): Make extern.
1055         * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1056         (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1057         record_array_differ_p, array_ptr_differ_p): Likewise.
1058         (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1059         additional cases. Call the above functions.
1060         (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1061         base_object_differ_p when there are two base objects. Otherwise, compare
1062         base address and offset. Call may_alias_p.
1063         (dump_data_reference): Use a correct field name.
1064         (analyze_array): Make static. Initialize new data-ref fields.
1065         (analyze_indirect_ref): New function.
1066         (init_data_ref): Initialize new data-ref fields.
1067         (strip_conversion): Moved from tree-vect-analyze.c.
1068         (analyze_offset_expr, get_ptr_offset, address_analysis,
1069         object_analysis): Likewise.
1070         (analyze_offset): New function.
1071         (create_data_ref): Likewise.
1072         (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1073         dimensions for ARRAY_REFs only.
1074         (build_classic_dist_vector): Make static.
1075         (access_functions_are_affine_or_constant_p): Call macro to get the
1076         address of access functions.
1077         (compute_all_dependences): Add new parameter
1078         compute_self_and_read_read_dependences. Compute self and read-read
1079         dependences if it is true.
1080         (find_data_references_in_loop): Call create_data_ref. Initialize new
1081         data-ref fields.
1082         (compute_data_dependences_for_loop): Add new parameter
1083         compute_self_and_read_read_dependences. Remove parameter nb_loops,
1084         compute nb_loops. Call compute_all_dependences,
1085         build_classic_dist_vector and build_classic_dir_vector with correct
1086         parameters.
1087         (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1088         with correct parameters. Compare dimensions for ARRAY_REFs only.
1089         (free_data_refs): Call macro to free access functions.
1090         * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1091         fields from stmt_vinfo.
1092         (struct base_object_info): New structure.
1093         (struct data_reference): Move fields to base_object_info. Add fields
1094         first_location and object_info for above structures. Move fields from
1095         stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1096         aligned_to.  Add macros to access the new fields.
1097         Update functions declarations.
1098         * tree-flow.h (is_aliased_with): Declare.
1099         * tree-loop-linear.c (linear_transform_loops): Call
1100         compute_data_dependences_for_loop with correct parameters.
1101         * tree-ssa-alias.c (is_aliased_with): New function.
1102         * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1103         (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1104         (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1105         vect_base_addr_differ_p, compute_subscript_distance and
1106         build_classic_dist_vector. Add printings. Check absolute value of
1107         distance.
1108         (vect_analyze_data_ref_dependences): Go through ddrs instead of
1109         data-refs.
1110         (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1111         stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1112         to bytes. Add printing.
1113         (vect_compute_data_refs_alignment): Go through loads and stores in one
1114         loop.
1115         (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1116         vect_analyze_data_ref_access): Likewise.
1117         (vect_analyze_pointer_ref_access): Remove.
1118         (vect_address_analysis, vect_object_analysis): Likewise.
1119         (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1120         and analyze data-refs in the loop.
1121         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1122         fields of data-ref instead of stmt. Add init to the offset from the
1123         base.
1124         (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1125         (vect_update_init_of_dr): Likewise.
1126         (vect_update_inits_of_drs): Go through loads and stores in one loop.
1127         * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1128         removed fields.
1129         (new_loop_vec_info): Initialize new fields.
1130         (destroy_loop_vec_info): Free new fields.
1131         (vect_strip_conversion): Remove.
1132         * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1133         (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1134         datarefs. Add new field ddrs.
1135         Add macros for the new fields access.
1136         (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1137         base_aligned_p, misalignment, memtag, ptr_info and subvars.
1138         Remove their macros.
1139         * tree.h (highest_pow2_factor): Declare.
1140
1141 2005-07-25  Jakub Jelinek  <jakub@redhat.com>
1142
1143         * calls.c (store_one_arg): Check for sibling call MEM arguments
1144         from already clobbered incoming argument area.
1145
1146 2005-07-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1147
1148         * c-common.c (check_missing_format_attribute): New.
1149         * c-common.h (check_missing_format_attribute): Likewise.
1150         * c-typeck.c (convert_for_assignment): Use it.
1151
1152 2005-07-24  Andreas Schwab  <schwab@suse.de>
1153
1154         * config/m68k/m68k.md ("extendqidi2"): When source is an address
1155         register use a word move.  Correct operand of ext.w in 68000 code.
1156
1157 2005-07-23  Mark Mitchell  <mark@codesourcery.com>
1158
1159         * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1160         variables as declarations, rather than definitions.
1161
1162 2005-07-24  Ira Rosen  <irar@il.ibm.com>
1163
1164         PR tree-optimization/22526
1165         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1166         of the zero node.
1167
1168 2005-07-24  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
1169
1170         * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1171         that C99 reserve for future use. Use it to define clog10,
1172         clog10f and clog10l.
1173
1174 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1175
1176         * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1177         * configure.ac: Check for -Wmissing-format-attribute.
1178
1179         * configure: Regenerate.
1180
1181 2005-07-23  Richard Henderson  <rth@redhat.com>
1182
1183         PR tree-optimization/22623
1184         * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1185
1186 2005-07-23  Giovanni Bajo  <giovannibajo@libero.it>
1187
1188         PR target/22577
1189         * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1190
1191 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1192
1193         * Makefile.in (C_TREE_H): Update dependencies.
1194         * c-tree.h: Include toplev.h.
1195         * diagnostic.h (diagnostic_set_info): Add format attribute.
1196         * rtl-error.c (diagnostic_for_asm): Likewise.
1197
1198 2005-07-23  Chao-ying Fu  <fu@mips.com>
1199
1200         * config/mips/mips-dsp.md: New file.
1201         * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1202         * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1203         functions.
1204         (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1205         MIPS_BUILTIN_BPOSGE32.
1206         (mips_expand_builtin_direct): Add one parameter to indicate that
1207         builtin functions need to return a value.
1208         (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1209         functions.
1210         (mips_regno_to_class): Add classes for 12 new DSP registers.
1211         (mips_subword): Change to check four HI registers.
1212         (mips_output_move): Output move to and from 6 new DSP accumulators.
1213         (override_options): Make sure -mdsp and -mips16 are not used together.
1214         Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS.  Enable DSP accumulators
1215         for machine modes.
1216         (mips_conditional_register_usage): Disable 6 new DSP accumulators
1217         when !TARGET_DSP.
1218         (print_operand): Add 'q' for printing DSP accumulators.
1219         (mips_cannot_change_mode_class): Check ACC_REGS.
1220         (mips_secondary_reload_class): Check ACC_REGS.
1221         (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1222         (mips_register_move_cost): Check ACC_REGS.
1223         (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1224         (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1225         (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1226         (dsp_bdesc): New array.
1227         (bdesc_arrays): Add DSP builtin function table.
1228         (mips_prepare_builtin_arg): Check predicate again after
1229         copy_to_mode_reg.
1230         (mips_expand_builtin): Add one more parameter to
1231         mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1232         MIPS_BUILTIN_BPOSGE32.
1233         (mips_init_builtins): Initialize new function types.
1234         (mips_expand_builtin_direct): Check if builtin functions need to
1235         return a value and pass operands properly.
1236         (mips_expand_builtin_bposge): New function.
1237         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1238         (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1239         (FIRST_PSEUDO_REGISTER): Increase to 188.
1240         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1241         Update for 12 new DSP registers.
1242         (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1243         (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1244         (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1245         (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1246         (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1247         (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1248         (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1249         (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1250         (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1251         (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1252         (REGISTER_NAMES): Add names for 12 new DSP registers.
1253         * config/mips/mips.md: Include mips-dsp.md.
1254         (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1255         (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1256         (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1257         (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1258         (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1259         (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1260         (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1261         (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1262         (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1263         (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1264         (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1265         (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1266         (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1267         (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1268         (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1269         (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1270         (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1271         (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1272         (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1273         (UNSPEC_RDDSP): New constants.
1274         (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1275         (*movsi_internal): Change 'x' to 'a' for ACC_REGS.  Add an
1276         A<-d alternative.
1277         * config/mips/mips.opt (-mdsp): New option.
1278         * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1279         (reg_imm10_operand): New predicates.
1280         * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1281         * doc/invoke.texi (-mdsp): Document new option.
1282
1283 2005-07-22  DJ Delorie  <dj@redhat.com>
1284
1285         * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1286         to warning calls.
1287         * tree-inline.c (inlinable_function_p): Likewise.
1288
1289 2005-07-22  Mark Mitchell  <mark@codesourcery.com>
1290
1291         PR debug/21828
1292         * toplev.c (check_global_declarations): Do not mark undefined
1293         variables as DECL_IGNORED_P.
1294         * varasm.c (first_global_object_name): GTY it.
1295         (weak_global_object_name): Likewise.
1296         (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1297         a string to go into {weak,first}_global_object_name.
1298
1299 2005-07-22  DJ Delorie  <dj@redhat.com>
1300
1301         * c-format.c (check_function_format): Change warning control
1302         option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1303
1304 2005-07-22  Diego Novillo  <dnovillo@redhat.com>
1305
1306         * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1307         &PTR->FLD a dereference of PTR.
1308         * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1309         a potential dereference of PTR.
1310
1311 2005-07-22  J"orn Rennecke <joern.rennecke@st.com>
1312
1313         PR rtl-optimization/20370
1314         * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1315         call allocate_reg_info if necessary.
1316
1317         PR rtl-optimization/21848
1318         * calls.c (emit_library_call_value_1): For const functions, add
1319         USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1320
1321         PR rtl-optimization/22445
1322         * cselib.c (target.h): Include.
1323         (rtx_equal_for_cselib_p): Allow commutative matches.
1324         (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1325         Remove MODE parameter.  Changed all callers.
1326
1327         PR rtl-optimization/22258
1328         * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1329         New functions.
1330         (try_combine): Use likely_spilled_retval_p.
1331
1332 2005-07-22  Paul Woegerer  <paul.woegerer@nsc.com>
1333
1334         * config.gcc: Add crx-elf support.
1335
1336         * doc/contrib.texi: Mention crx.
1337         * doc/extend.texi: Document crx extensions.
1338         * doc/install.texi: Document crx install.
1339         * doc/invoke.texi: Document crx options.
1340         * doc/md.texi: Document crx constraints.
1341
1342         * config/crx/crx-protos.h: New file.
1343         * config/crx/crx.c: New file.
1344         * config/crx/crx.h: New file.
1345         * config/crx/crx.md: New file.
1346         * config/crx/crx.opt: New file.
1347         * config/crx/t-crx: New file.
1348
1349 2005-07-22  Manfred Hollstein  <mh@suse.com>
1350
1351         * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1352         warnings.
1353         (int_add_graph_edge): Likewise.
1354         (collapse_nodes): Likewise.
1355         (process_unification_queue): Likewise.
1356
1357 2005-07-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1358             Laurent GUERBY  <laurent@guerby.net>
1359
1360         PR tree-optimization/22336
1361         * function.c (record_block_change): Check for
1362         cfun->ib_boundaries_block.
1363
1364 2005-07-21  James A. Morrison  <phython@gcc.gnu.org>
1365
1366         * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1367         (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1368
1369 2005-07-21  DJ Delorie  <dj@redhat.com>
1370
1371         * toplev.c (warn_deprecated_use): Add warning control to warning
1372         call.
1373         * c-typeck.c (parser_build_binary_op): Likewise.
1374         (c_finish_if_stmt): Likewise.
1375         * c-common.c (check_function_sentinel): Likewise.
1376         (check_nonnull_arg): Likewise.
1377
1378 2005-07-21  Richard Henderson  <rth@redhat.com>
1379
1380         PR tree-opt/22504
1381         * tree-complex.c (complex_ssa_name_components): New.
1382         (cvc_lookup): Allow entry not found.
1383         (create_components): Remove.
1384         (create_one_component_var, get_component_var): New.
1385         (get_component_ssa_name, set_component_ssa_name): New.
1386         (extract_component): Use get_component_ssa_name.
1387         (update_complex_components): Use set_component_ssa_name.
1388         (update_complex_components_on_edge): Likewise.
1389         (update_phi_components): Create new PHI nodes directly, instead
1390         of adding insns to edges.
1391         (tree_lower_complex): Allocate and free complex_variable_components
1392         and complex_ssa_name_components here.
1393
1394 2005-07-20  Daniel Berlin  <dberlin@dberlin.org>
1395
1396         * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1397         revert to returning false.
1398
1399 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
1400
1401         PR target/21149
1402         * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1403
1404 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
1405
1406         PR target/22576
1407         * config/i386/i386.md (cmpxf): Change operand constraints
1408         to "nonmemory_operand".
1409
1410 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
1411
1412         * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1413
1414 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
1415
1416         PR middle-end/21180
1417         * fold-const.c (fold_build1): Add checksum for the operands.
1418         (fold_build2): Likewise.
1419         (fold_build3): Likewise.
1420
1421 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
1422
1423         PR middle-end/19055
1424         * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1425
1426 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
1427
1428         * common.opt (-fforward-propagate): Committed by mistake,
1429         removed.
1430
1431 2005-07-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1432
1433         * reg-stack.c: Fix comment typo(s).
1434         * tree-ssa-operands.c: Likewise.
1435         * tree-vectorizer: Likewise.
1436
1437 2005-07-21  Nick Clifton  <nickc@redhat.com>
1438
1439         * config/sh/symbian.c: Replace C++ style line comments with C
1440         style line comments.
1441         (symbian_add_attribute): Do not use a ? operator on the LHS of
1442         an assignment.
1443         (sh_symbian_handle_dll_attribute): Change the type of the
1444         method vector to "VEC(tree,gc)*" and use vector accessor
1445         macros to walk over the elements.
1446         (symbian_export_vtable_and_rtti_p): Likewise.
1447         (symbian_class_needs_attribute_p): Likewise.
1448
1449 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
1450
1451         PR target/22085
1452         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1453         initialize targetm.resolve_overloaded_builtin here.
1454         (altivec_expand_overloaded_builtin): Make it non-static.
1455         * config/rs6000/rs6000-protos.h
1456         (altivec_expand_overloaded_builtin): New prototype.
1457         * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1458         targetm.resolve_overloaded_builtin here.
1459         * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1460
1461 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
1462             Zdenek Dvorak  <dvorakz@suse.cz>
1463
1464         PR tree-optimization/19210
1465         * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1466         New.
1467         * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1468         * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1469         rely on unproven assumptions.
1470         * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1471         * tree-flow.h (number_of_iterations_exit): Add final parameter.
1472         * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1473         to number_of_iterations_exit.
1474         * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1475         * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1476         * tree-ssa-loop-niter.c (find_loop_niter,
1477         estimate_numbers_of_iterations_loop): Likewise.
1478         (number_of_iterations_exit): Honor the new options.
1479         * doc/invoke.texi (Wunsafe-loop-optimizations,
1480         funsafe-loop-optimizations): Document them.
1481
1482 2005-07-21  Richard Sandiford  <richard@codesourcery.com>
1483
1484         PR rtl-optimization/22167
1485         * gcse.c (hoist_code): Fix hoist_exprs[] check.
1486
1487 2005-07-20  Adam Nemet  <anemet@lnxw.com>
1488
1489         * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1490         __do_global_dtors_aux longcall.
1491
1492 2005-07-20  Kazu Hirata  <kazu@cs.umass.edu>
1493
1494         * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1495         (old_special_pred_table): Don't reference
1496         SPECIAL_MODE_PREDICATES.
1497         * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1498         * config/arc/arc.h: Don't mention PREDICATE_CODES.
1499         * config/sh/predicates.h: Don't mention
1500         SPECIAL_MODE_PREDICATES.
1501         * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1502         Remove.
1503
1504 2005-07-20  DJ Delorie  <dj@redhat.com>
1505
1506         * config.gcc: Add m32c-elf support.
1507
1508         * doc/contrib.texi: Mention m32c.
1509         * doc/extend.texi: Document m32c extensions.
1510         * doc/install.texi: Mention m32c.
1511         * doc/invoke.texi: Document m32c options.
1512         * doc/md.texi: Document m32c constraints.
1513
1514         * config/m32c/addsub.md: New file.
1515         * config/m32c/bitops.md: New file.
1516         * config/m32c/cond.md: New file.
1517         * config/m32c/jump.md: New file.
1518         * config/m32c/m32c-lib1.S: New file.
1519         * config/m32c/m32c-lib2.c: New file.
1520         * config/m32c/m32c-modes.def: New file.
1521         * config/m32c/m32c-pragma.c: New file.
1522         * config/m32c/m32c-protos.h: New file.
1523         * config/m32c/m32c.abi: New file.
1524         * config/m32c/m32c.c: New file.
1525         * config/m32c/m32c.h: New file.
1526         * config/m32c/m32c.md: New file.
1527         * config/m32c/m32c.opt: New file.
1528         * config/m32c/minmax.md: New file.
1529         * config/m32c/mov.md: New file.
1530         * config/m32c/muldiv.md: New file.
1531         * config/m32c/predicates.md: New file.
1532         * config/m32c/prologue.md: New file.
1533         * config/m32c/shift.md: New file.
1534         * config/m32c/t-m32c: New file.
1535
1536 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1537
1538         * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1539         (stack_protect_set, stack_protect_test): New expanders.
1540         (stack_protect_set_si, stack_protect_set_si_media,
1541         stack_protect_set_di_media, stack_protect_test_si,
1542         stack_protect_test_si_media, stack_protect_test_di_media):
1543         New insns.
1544
1545 2005-07-20  Andrew Pinski  <pinskia@physics.uc.edu>
1546
1547         * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1548
1549 2005-07-20  James A. Morrison  <phython@gcc.gnu.org>
1550
1551         * tree.h (tree_expr_nonzero_p): Export.
1552         * fold-const.c (tree_expr_nonzero_p): Likewise.
1553         Return true for CALL_EXPRs that are alloca calls.
1554         (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1555         against zero.
1556         * tree-flow.h (expr_computes_nonzero): Remove.
1557         * tree-vrp.c (expr_computes_nonzero): Remove.
1558         (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1559         (extract_range_from_unary_expr): Likewise.
1560         * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1561         tree_expr_nonzero_p.
1562
1563 2005-07-20  Bernd Schmidt  <bernd.schmidt@analog.com>
1564
1565         * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1566         * config/bfin/bfin.c (legitimize_pic_address): Now static.  Take
1567         extra arg "picreg" and use it instead of pic_offset_table_rtx.
1568         All callers changed.
1569         (frame_related_constant_load): New arg "related" which controls
1570         setting of RTX_FRAME_RELATED_P.  All callers changed.
1571         (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1572         (bfin_expand_prologue): Add stack limit checking.
1573         * config/bfin/bfin.md (trapifcc): New pattern.
1574
1575         * config/bfin/bfin.c: Include "langhooks.h".
1576         (def_builtin): Go through lang_hooks to call builtin_function.
1577
1578         * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
1579         * config/bfin/predicates.md (symbol_ref_operand): New.
1580         (call_insn_operand): Delete.  All callers changed to use
1581         register_no_elim_operand.
1582         * config/bfin/bfin.c (init_cumulative_args): Initialize the new
1583         call_cookie field.
1584         (function_arg): Use it to generate the call's operand 2.
1585         (bfin_longcall_p): New function.
1586         (bfin_expand_call): Extra arg "cookie".  All callers and declaration
1587         changed.  Emit extra USE in the pattern.  Use bfin_longcall_p to
1588         determine if the address needs to be in a REG.
1589         (bfin_handle_longcall_attribute): New function.
1590         (bfin_attribute_table): Add "longcall" and "shortcall".
1591         * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
1592         (CUMULATIVE_ARGS): New member call_cookie.
1593         (PREDICATE_CODES): Add symbol_ref_operand.
1594         * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
1595         extra USE to the pattern.
1596         (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
1597         New patterns, split off call_insn, sibcall_insn, call_value_insn and
1598         sibcall_value_insn; now the new patterns handle direct calls and the
1599         old ones indirect calls.
1600         * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
1601
1602 2005-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
1603
1604         * doc/trouble.texi: Update section on handling of empty loops.
1605
1606 2005-07-20  Kazu Hirata  <kazu@codesourcery.com>
1607
1608         * config.gcc: Remove support for sparc-*-openbsd*,
1609         i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
1610         ns32k-*-netbsd*.
1611         * config.host: Remove support for i860-*-sysv4* as a host.
1612         * config/i860/*, config/ip2k/*, config/ns32k/*,
1613         config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
1614         * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
1615         mention obsolete ports.
1616
1617 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1618
1619         * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
1620         soft frame pointer.
1621         (sh_expand_prologue): Use hard_frame_pointer_rtx instead
1622         of frame_pointer_rtx.
1623         (sh_expand_epilogue): Likewise.
1624         (sh_set_return_address): Likewise.
1625         (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
1626         instead of FRAME_POINTER_REGNUM if needed.  Add elimination
1627         offsets from FRAME_POINTER_REGNUM.
1628         * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
1629         (sh_register_names): Add initializer for sfp.
1630         (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
1631         (VALID_REGISTER_P): Likewise.
1632         (FIRST_PSEUDO_REGISTER): Update.
1633         (DWARF_FRAME_REGISTERS): Define.
1634         (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
1635         (HARD_FRAME_POINTER_REGNUM): Define.
1636         (FRAME_POINTER_REGNUM): Redefine.
1637         (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
1638         but HARD_FRAME_POINTER_REGNUM instead.  Add eliminations
1639         from FRAME_POINTER_REGNUM.
1640         (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
1641         FRAME_POINTER_REGNUM.
1642         (REG_CLASS_CONTENTS): Add sfp.
1643         (REG_ALLOC_ORDER): Likewise.
1644         (FRAME_GROWS_DOWNWARD): Set to 1.  Update comment.
1645         (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
1646         of frame_pointer_rtx.
1647         (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1648
1649 2005-07-19  James A. Morrison  <phython@gcc.gnu.org>
1650
1651         * fold-const.c (tree_expr_nonnegative_p): Only return true for
1652         ABS_EXPR when flag_wrapv is false because of INT_MIN.
1653         (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
1654         of an ABS_EXPR.
1655         (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
1656         ABS_EXPR<x>.
1657
1658 2005-07-20  Giovanni Bajo  <giovannibajo@libero.it>
1659
1660         Make CONSTRUCTOR use VEC to store initializers.
1661         * c-common.c (complete_array_type): Update to cope with VEC in
1662         CONSTRUCTOR_ELTS.
1663         * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
1664         (pp_c_constructor_elts): New function.
1665         * c-pretty-print.h (pp_c_constructor_elts): Declare.
1666         * c-typeck.c (build_function_call, build_c_cast, digest_init,
1667         struct constructor_stack, struct initializer_stack,
1668         constructor_elements, push_init_level, pop_init_level,
1669         add_pending_init, find_init_member, output_init_element): Update to
1670         cope with VEC in CONSTRUCTOR_ELTS.
1671         * coverage.c (build_fn_info_value, build_ctr_info_value,
1672         build_gcov_info): Likewise.
1673         * expr.c (categorize_ctor_elements_1, store_constructor,
1674         expand_expr_real_1): Likewise.
1675         * fold-const.c (fold_ternary): Likewise.
1676         * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
1677         gimplify_init_constructor, gimplify_expr): Likewise.
1678         * tree-dump.c (dequeue_and_dump): Likewise.
1679         * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
1680         node.
1681         * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
1682         CONSTRUCTOR_ELTS.
1683         * tree-sra.c (generate_element_init_1): Likewise.
1684         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1685         * tree-ssa-operands.c (get_expr_operands): Likewise.
1686         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1687         * tree-vect-transform.c (vect_get_vec_def_for_operand):
1688         (get_initial_def_for_reduction): Likewise.
1689         * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
1690         value handle in annotations.
1691         * tree.c (tree_node_kind, tree_code_size, make_node_stat,
1692         tree_node_structure): Add support for constr_kind.
1693         (build_vector_from_ctor, build_constructor_single,
1694         build_constructor_from_list): New functions.
1695         (build_constructor): Update to take a VEC instead of a TREE_LIST.
1696         (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
1697         Update to cope with VEC in CONSTRUCTOR_ELTS.
1698         * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
1699         * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
1700         CONSTRUCTOR_APPEND_ELT): New macros.
1701         (struct constructor_elt, struct tree_constructor): New data types.
1702         (union tree_node): Add tree_constructor field.
1703         * treestruct.def: Define TS_CONSTRUCTOR.
1704         * varasm.c (const_hash_1, compare_constant, copy_constant,
1705         compute_reloc_for_constant, output_addressed_constants,
1706         initializer_constant_valid_p, output_constant,
1707         array_size_for_constructor, output_constructor): Update to cope with
1708         VEC in CONSTRUCTOR_ELTS.
1709         * vec.h (VEC_empty, VEC_copy): New macros.
1710
1711 2005-07-19  Devang Patel  <dpatel@apple.com>
1712
1713         * dbxout.c (dbxout_type): Check Objective-C++ lang.
1714
1715 2005-07-19  Richard Henderson  <rth@redhat.com>
1716
1717         PR tree-opt/22278
1718         * gimplify.c (gimplify_expr): Use main variant type for the temp
1719         destination for a discarded volatile read.
1720         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
1721         casts between non-void types that change volatility.
1722
1723 2005-07-15  DJ Delorie  <dj@redhat.com>
1724
1725         * toplev.h: Add comment about the first parameter for warning().
1726         * errors.h: Likewise.
1727
1728         * c.opt (Wpragmas): New.
1729         * doc/invoke.texi: Document it.
1730
1731         * function.c (do_warn_unused_parameter): Add warning control to
1732         warning call.
1733         * c-decl.c (warn_if_shadowing): Likewise.
1734         * c-lex.c (cb_def_pragma): Likewise.
1735         * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1736         (pop_alignment): Likewise.
1737         (handle_pragma_pack): Likewise.
1738         (apply_pragma_weak): Likewise.
1739         (handle_pragma_weak): Likewise.
1740         (handle_pragma_redefine_extname): Likewise.
1741         (add_to_renaming_pragma_list): Likewise.
1742         (handle_pragma_extern_prefix): Likewise.
1743         (maybe_apply_renaming_pragma): Likewise.
1744         (handle_pragma_visibility): Likewise.
1745
1746         * config/c4x/c4x-c.c (BAD): Likewise.
1747         (c4x_parse_pragma): Likewise.
1748         * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
1749         * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1750         (rs6000_pragma_longcall): Likewise.
1751         * config/v850/v850-c.c (pop_data_area): Likewise.
1752         (ghs_pragma_section): Likewise.
1753         (ghs_pragma_section): Likewise.
1754         (ghs_pragma_interrupt): Likewise.
1755         (ghs_pragma_starttda): Likewise.
1756         (ghs_pragma_startsda): Likewise.
1757         (ghs_pragma_startzda): Likewise.
1758         (ghs_pragma_endtda): Likewise.
1759         (ghs_pragma_endsda): Likewise.
1760         (ghs_pragma_endzda): Likewise.
1761
1762 2005-07-19  Danny Berlin <dberlin@dberlin.org>
1763             Kenneth Zadeck <zadeck@naturalbridge.com>
1764
1765         * Makefile.in: Removed tree-promote-statics.c
1766         * tree-promote-statics.c: Removed.
1767         * common.opt: Removed flag-promote-statics.
1768         * opts.c: Ditto.
1769         * passes.c: Removed tree-promote-statics pass.
1770         * tree-pass.h: Ditto.
1771         * timevar.def: Removed TV_PROMOTE_STATICS.
1772
1773
1774 2005-07-19  Gerald Pfeifer  <gerald@pfeifer.com>
1775
1776         * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
1777         and *-*-freebsd9.
1778         * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
1779
1780 2005-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1781
1782         PR c/22476
1783         * c-common.c (check_function_arguments): Call
1784         'check_function_format' if either -Wformat or
1785         -Wmissing-format-attribute are specified.
1786         * c-format.c (check_function_format): Check -Wformat before
1787         calling 'check_format_info'.
1788         * c-opts.c (c_common_post_options): Don't warn for
1789         -Wmissing-format-attribute without -Wformat.
1790         * c-typeck.c (convert_for_assignment): Detect additional cases for
1791         -Wmissing-format-attribute.
1792         * doc/invoke.texi (-Wmissing-format-attribute): Document new
1793         behavior.
1794
1795 2005-07-19  Richard Guenther  <rguenther@suse.de>
1796
1797         * config/i386/i386.md (lrint<mode>2): Use temporary
1798         instead of clobbering non-existent memory.
1799
1800 2005-07-19  Nick Clifton  <nickc@redhat.com>
1801
1802         * config/avr/avr.c (legitimate_address_p): Fix debugging print
1803         statement to avoid displaying ASCII control characters.
1804
1805 2005-07-19  Ben Elliston  <bje@au.ibm.com>
1806
1807         * bt-load.c (link_btr_uses): Fix uninitialised warnings.
1808         * cfganal.c (find_edge_index): Ditto.
1809         * combine.c (combine_instructions): Ditto.
1810         * ddg.c (create_scc): Ditto.
1811         (find_successors): Ditto.
1812         (find_predecessors): Ditto.
1813         (find_nodes_on_paths): Ditto.
1814         (longest_simple_path): Ditto.
1815         * flow.c (update_life_info): Ditto.
1816         (count_or_remove_death_notes): Ditto.
1817         (clear_log_links): Ditto.
1818         * modulo-sched.c (generate_reg_moves): Ditto.
1819         (find_max_asap): Ditto.
1820         (find_max_hv_min_mob): Ditto.
1821         (find_max_dv_min_mob): Ditto.
1822         * sbitmap.c (sbitmap_first_set_bit): Ditto.
1823         * sched-rgn.c (extract_edgelst): Ditto.
1824         * tree-into-ssa.c (prepare_names_to_update): Ditto.
1825         (dump_update_ssa): Ditto.
1826         (ssa_names_to_replace) Ditto.
1827         (switch_virtuals_to_full_rewrite): Ditto.
1828         (update_ssa): Ditto.
1829         * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1830
1831 2005-07-18  Daniel Berlin  <dberlin@dberlin.org>
1832
1833         Fix PR tree-optimization/22483
1834
1835         * tree-complex.c (create_components): Use
1836         safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
1837         * tree-flow-inline.h (fill_referenced_var_vec): New function.
1838         * tree-flow.h (safe_referenced_var_iterator): New structure.
1839         (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
1840         * tree-ssa-alias.c (setup_pointers_and_addressables): Use
1841         safe_referenced_var iterator.
1842         (add_type_alias): Ditto.
1843
1844 2005-07-19  Steven Bosscher  <stevenb@suse.de>
1845
1846         * loop-init.c (rest_of_handle_loop2): Remove.
1847         (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
1848         rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
1849         (pass_rtl_loop_init, pass_rtl_loop_done,
1850         pass_rtl_move_loop_invariants, pass_rtl_unswitch,
1851         pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
1852         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
1853         pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
1854         pass_tree_loop_done, and pass_tree_unswitch.
1855         (gate_loop): Rename to gate_tree_loop.
1856         * passes.c (init_optimization_passes): Update for renamed tree
1857         loop passes.  Add the new loop2 passes as subpasses of loop2.
1858         * tree-pass.h: Add extern declarations for the new loop2 subpasses.
1859         Update for the renamed tree loop passes.
1860
1861 2005-07-18  Ian Lance Taylor  <ian@airs.com>
1862
1863         PR middle-end/22057
1864         * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
1865         blocks when optimizing.
1866
1867 2005-07-18  Steve Ellcey  <sje@cup.hp.com>
1868
1869         * common.opt (frename-registers): Initialize to 2.
1870         (fweb): Ditto.
1871         (fgcse-after-reload): Ditto.
1872         * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
1873         (process_options): Only change flag_web, flag_rename_registers,
1874         and flag_rerun_cse_after_loop if not explicitly set by user.
1875
1876 2005-07-18  Jan Beulich  <jbeulich@novell.com>
1877
1878         * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
1879         ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
1880         in 64-bit mode the same as DImode in 32-bit mode.
1881         (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
1882         ix86_split_lshr): Likewise. Rename to no longer refer to a specific
1883         mode. Add new mode parameter.
1884         * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
1885         * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
1886         x86_64_shift_adj): New expanders.
1887         (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
1888         *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
1889         insns.
1890         Respective new splitters. Use renamed shift splitter helpers in 32-bit
1891         DImode shift splitters.
1892         * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
1893         ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
1894         mode parameter.
1895
1896 2005-07-18  Jan Beulich  <jbeulich@novell.com>
1897
1898         * i386.md (movdi_extzv_1): New.
1899         (zero_extendhidi2): Combine alternatives and never force use of
1900         REX64 prefix.
1901         (zero_extendqidi2): Likewise. Don't restrict input selection.
1902
1903 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
1904
1905         Fix PR tree-optimization/22531
1906         * tree-ssa-pre.c (do_eustores):  Make sure LHS is a decl for the
1907          moment.
1908
1909 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
1910
1911         * tree-promote-statics.c (pass_promote_statics): Change dump file
1912          name.
1913
1914 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
1915
1916         * tree-optimize.c (init_tree_optimization_passes): Add
1917         pass_eliminate_useless_stores pass.
1918         * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
1919         * tree-ssa-pre.c (is_copy_stmt): New function.
1920         (follow_copies_till_vuse): Ditto.
1921         (do_eustores): Ditto.
1922         (gate_eustores): Ditto.
1923
1924 2005-07-16  Richard Henderson  <rth@redhat.com>
1925
1926         * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
1927
1928 2005-07-16 Danny Berlin <dberlin@dberlin.org>
1929            Kenneth Zadeck <zadeck@naturalbridge.com>
1930
1931         * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
1932         ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
1933         ipa-type-escape.h, tree-promote-statics.c
1934         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
1935         ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
1936         tree-promote-statics.c: new files.
1937         * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
1938         nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
1939         int nonlocal_set_p, mark_constant_function): Deleted.
1940         (rest_of_handle_cfg): Removed call to mark_constant_function.
1941         (nonoverlapping_component_refs_p): Added calls to support
1942         type based aliasing.
1943         * tree-ssa-alias.c (may_alias_p,
1944         compute_flow_insensitive_aliasing): Ditto.
1945         * calls.c (flags_from_decl_or_type): Removed reference to
1946         cgraph_rtl_info.
1947         * c-typeck.c (convert_arguments): Make builtins tolerant of having
1948         too many arguments.  This is necessary for Spec 2000.
1949         * cgraph.h (const_function, pure_function): Removed.
1950         * common.opt: Added "fipa-pure-const", "fipa-reference",
1951         "fipa-type-escape", and "ftree-promote-static".
1952         * opts.c: Ditto.
1953         * passes.c: Added ipa and tree-promote-statics passes.
1954         * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
1955         TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
1956         * tree-dfa.c (referenced_var_lookup_if_exists): New function.
1957         * tree-flow.h: Added exposed sra calls and addition of
1958         reference_vars_info field for FUNCTION_DECLS.
1959         * tree-pass.h: Added passes.
1960         * tree-sra.c: (sra_init_cache): New function.
1961         (sra_insert_before, sra_insert_after) Made public.
1962         (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
1963         and made public.
1964         * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
1965         aliasing. (may_alias_p): Added code to use type escape analysis to
1966         improve alias sets.
1967         * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
1968         code to prune clobbers of static variables based on information
1969         produced in ipa-reference pass.  Changed call clobbering so that
1970         statics are not marked as clobbered if the call does not clobber
1971         them.
1972
1973 2005-07-16  Daniel Berlin  <dberlin@dberlin.org>
1974
1975         * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
1976         too.
1977
1978 2005-07-16  Eric Botcazou <ebotcazou@libertysurf.fr>
1979
1980         * doc/install.texi (*-*-solaris2*): Document recommended version
1981         of GNU binutils and mention GNU linker problem on Solaris 10.
1982
1983 2005-07-16  Joseph S. Myers  <joseph@codesourcery.com>
1984
1985         PR c/22421
1986         * c-decl.c (c_build_bitfield_integer_type): New function.
1987         (finish_struct): Call it.
1988         * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
1989
1990 2005-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1991
1992         * c-typeck.c (digest_init): Call 'convert_for_assignment'
1993         before returning.
1994
1995 2005-07-16  Jan Hubicka  <jh@suse.cz>
1996
1997         * cfg.c (update_bb_profile_for_threading): Fix profile updating.
1998         (scale_bbs_frequencies_int): Watch roundoff errors.
1999         * predict.c (return_prediction): Initialize return_stmt.
2000
2001 2005-07-16  Jan Hubicka  <jh@suse.cz>
2002
2003         * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2004         after RTL profiling.
2005
2006 2005-07-11  Andrew Pinski  <pinskia@physics.uc.edu>
2007
2008         PR middle-end/22398
2009         * fold-const.c (build_range_check): Convert high/low to etype
2010         if we are only comparing against exp.
2011
2012 2005-07-13  Daniel Berlin  <dberlin@dberlin.org>
2013
2014         Fix PR tree-optimization/22376
2015         * tree-ssa-structalias.c (build_constraint_graph): We really meant
2016         special var here.
2017         (need_to_solve): New function.
2018         (compute_points_to_sets): Use it.
2019
2020 2005-07-15  Jan Hubicka  <jh@suse.cz>
2021
2022         * cfg.c (update_bb_profile_for_threading): More diagnostic.
2023         * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2024
2025 2005-07-15  Richard Guenther  <rguenther@suse.de>
2026
2027         * c-common.c (handle_flatten_attribute): New function.
2028         Add flatten function attribute.
2029         * doc/extend.texi: Document flatten function attribute.
2030         * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2031         * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2032         New functions.
2033         (cgraph_decide_inlining): Handle functions with flatten
2034         attribute.
2035
2036 2005-07-14  David Edelsohn  <edelsohn@gnu.org>
2037
2038         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2039         UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2040         UNSPEC_XCHG, UNSPEC_AND): New.
2041         (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2042         UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2043         * config/rs6000/sync.md (FETCHOP): New code macro.
2044         (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2045         New code attrs.
2046         (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2047         (sync_compare_and_swap<mode>): Same.
2048         (sync_lock_test_and_set<mode>): Same.
2049         (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2050         for QImode and HImode, and not PPC405.
2051         (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2052         (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2053         (sync_<fetchop>{si,di}_internal): New.
2054         (sync_nand{si,di}_internal): New.
2055         (sync_old_<fetchop>{si,di}_internal): New.
2056         (sync_old_nand{si,di}_internal): New
2057         (sync_new_<fetchop>{si,di}_internal): New.
2058         (sync_new_nand{si,di}_internal): New.
2059         (atomic_and{si,di}): New.
2060         (sync_new_nand{si,di}_internal): New.
2061         (atomic_and{si,di}): New.
2062         (sync_add<mode>_internal): Delete.
2063         (sync_addshort_internal): Use unspec instead of unspec_volatile.
2064         (sync_sub<mode>_internal): Delte.
2065         (sync_subshort_internal): New.
2066         (sync_andsi_internal): Use unspec instead of unspec_volatile.
2067         (sync_anddi_internal): Delete.
2068         (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2069         (sync_booldi_internal): Delete.
2070         (sync_boolc<mode>_internal): Delete.
2071         (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2072         (sync_boolc<mode>_internal2): Delete.
2073         (sync_boolcc<mode>_internal): Delete.
2074         (isync, lwsync): Use unspec instead of unspec_volatile.
2075         * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2076         Revert UNSPEC_VOLATILE.
2077         (rs6000_split_atomic_op): New.
2078         * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2079
2080 2005-07-14  Eric Christopher  <echristo@redhat.com>
2081
2082         * config/mips/mips.c (mips_canonicalize_comparison): Cast
2083         argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2084
2085 2005-07-14  Eric Christopher  <echristo@redhat.com>
2086
2087         * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2088
2089 2005-07-14  Steven Bosscher  <stevenb@suse.de>
2090
2091         PR tree-optimization/22230
2092         * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2093         the computation of the four cross productions for "range op range".
2094
2095 2005-07-14  Alexandre Oliva  <aoliva@redhat.com>
2096             Ulrich Weigand  <uweigand@de.ibm.com>
2097
2098         PR target/20126
2099         * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2100         in some insn.
2101
2102 2005-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
2103
2104         * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2105
2106 2005-07-14  Steve Ellcey  <sje@cup.hp.com>
2107
2108         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2109
2110 2005-07-14  Richard Guenther  <rguenther@suse.de>
2111
2112         PR middle-end/22347
2113         * config/i386/i386-protos.h (ix86_function_value): Change
2114         prototype to match new target hook.
2115         * config/i386/i386.c (ix86_value_regno): Change prototype
2116         to take extra type argument.
2117         (TARGET_FUNCTION_VALUE): Define.
2118         (ix86_function_ok_for_sibcall): Pass extra argument to
2119         ix86_value_regno, check return slot rtx for exact match.
2120         (ix86_function_value): Take extra parameter.  Dispatch to
2121         ix86_value_regno with fndecl/fntype as provided.
2122         (ix86_value_regno): Handle extra type argument.
2123         * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2124
2125         * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2126         * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2127         * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2128         * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2129         * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2130
2131 2005-07-14  Richard Guenther  <rguenther@suse.de>
2132
2133         * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2134         * calls.c (expand_call): Pass fntype to hard_function_value.
2135         (emit_library_call_value_1): Likewise.
2136         * explow.c: Include target.h.
2137         (hard_function_value): Take extra argument, the fntype.
2138         Use new target hook for function_value.
2139         * expr.h (hard_function_value): Change prototype.
2140         * function.c (aggregate_value_p): Pass 0 as fntype to
2141         hard_function_value.
2142         (assign_parms): Use new target hook for function_value.
2143         Pass 0 as fntype to hard_function_value.
2144         (expand_function_end): Likewise.
2145         * reg-stack.c: Include target.h.
2146         (stack_result): Use new target hook for function_value.
2147         * target-def.h: New target hook function_value.
2148         * target.h: Likewise.
2149         * targhooks.c (default_function_value): New function.
2150         * targhooks.h (default_function_value): Declare.
2151
2152 2005-07-13  Ian Lance Taylor  <ian@airs.com>
2153
2154         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2155
2156 2005-07-14  Jan Hubicka  <jh@suse.cz>
2157
2158         * tree-dfa.c (dump_variable): Use default_def function.
2159         * tree-ssa-alias.c (dump_points_to_info): Likewise.
2160         * tree-ssa.c (verify_use): Likewise.
2161         * tree-ssanames.c (release_ssa_name): Likewise.
2162         * tree-tailcall.c (eliminate_tail_call): Likewise.
2163         (tree_optimize_tail_calls_1): Likewise.
2164         * tree-vrp.c (get_value_range): Likewise.
2165
2166 2005-07-14  Ben Elliston  <bje@au.ibm.com>
2167
2168         * gcc.c (main): Compare language[0] with '*' when iterating over
2169         the infiles.
2170
2171 2005-07-13  Adrian StraeĀ½tling  <straetling@de.ibm.com>
2172
2173         * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2174         "s390_emit_compare".  Add handling of CCZ1mode.
2175         (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2176         (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2177         checking.
2178         (s390_branch_condition_mask): Add CCZ1mode handling.
2179         * config/s390/s390.md: ("seq", "*seq"): New pattern.
2180         ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2181         Use CCZ1mode instead of CCZmode.
2182         * config/s390/s390-modes.def: Add CCZ1mode.  Comment new mode.
2183
2184 2006-07-13  Adrian StraeĀ½tling  <straetling@de.ibm.com>
2185
2186         * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2187         pattern.
2188         ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2189
2190 2005-07-13  Eric Christopher  <echristo@redhat.com>
2191
2192         * config/mips/mips.c (mips_canonicalize_comparison): New.
2193         (mips_emit_int_relational): Use.
2194
2195 2005-07-13  Eric Christopher  <echristo@redhat.com>
2196
2197         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2198         static extra parts.
2199         * config/s390/s390.md: Include tpf.md. Move tpf specific
2200         patterns...
2201         * config/s390/tpf.md: To here.
2202         * config/s390/s390.opt: Move tpf specific options...
2203         * config/s390/tpf.opt: to here. Add mmain option.
2204         * config/s390/tpf-unwind.h: Remove unnecessary defines.
2205         * config/s390/tpf.h: Rewrite.
2206
2207 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
2208
2209         * doc/tm.texi: Remove @xref{Cross-profiling}.
2210
2211 2005-07-13  Jeff Law  <law@redhat.com>
2212
2213         * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2214         expressions, test their _DECL operands for pointer equality rather
2215         than using operand_equal_p.
2216
2217 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
2218
2219         * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2220         (TARGET_POSIX_IO): This.
2221         * config/darwin.h: Likewise.
2222         * config/freebsd.h: Likewise.
2223         * config/linux.h: Likewise.
2224         * config/lynx.h: Likewise.
2225         * config/netbsd.h: Likewise.
2226         * config/rs6000/linux64.h: Likewise.
2227         * config/rs6000/linux.h: Likewise.
2228         * config/s390/tpf.h: Likewise.
2229         * config/sh/embed-elf.h: Likewise.
2230         * config/sparc/linux64.h: Likewise.
2231         * config/sparc/linux.h: Likewise.
2232         * config/svr4.h: Likewise.
2233         * gcov-io.h: Likewise.
2234
2235         * doc/tm.texi: Updated.
2236
2237         * libgcov.c (create_file_directory): Defined only if
2238         TARGET_POSIX_IO is defined.
2239         (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2240         is defined.
2241
2242 2005-07-13  Jan Hubicka  <jh@suse.cz>
2243
2244         * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2245
2246 2005-07-13  David Edelsohn  <edelsohn@gnu.org>
2247
2248         * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2249         structure as argument.
2250
2251 2005-07-13  Paolo Bonzini  <bonzini@gnu.org>
2252
2253         PR tree-optimization/21921
2254         * tree-iterator.c (tsi_link_before): Support the case when
2255         tsi_end_p (tsi) == true.
2256
2257 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
2258
2259         PR tree-optimization/22442
2260         * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2261         correctly.
2262
2263 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
2264
2265         PR rtl-optimization/20376
2266         * toplev.c (process_options): Enable -fweb and -frename-registers when
2267         unrolling.
2268         * doc/invoke.texi: Update the information about when -fweb and
2269         -frename-registers are enabled.
2270
2271 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
2272
2273         PR tree-opt/21840
2274         * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2275         if *rhs_p is not a SSA_NAME.
2276
2277 2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
2278
2279         Fix PR tree-optimization/22422
2280         * tree-ssa-structalias.c (struct variable_info): Add flag for
2281         special vars.
2282         (get_varinfo): Now a static function.
2283         (new_varinfo): init has_union and is_special_var to false.
2284         (solution_set_add): Check has_union.
2285         (do_da_constraint): Move temporary variable so it gets reset
2286         properly.
2287         Also check for special variable.
2288         (do_ds_constraint): Ditto.
2289         (do_sd_constraint): Ditto.
2290         (do_structure_copy): Check for special variable.
2291         (find_func_aliases): Ditto.
2292         (init_base_vars): Set special vars properly.
2293
2294 2005-07-13  Jan Hubicka  <jh@suse.cz>
2295
2296         * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2297         do unit-at-a-time.
2298
2299         * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2300         (get_expr_operands): Fix thinko wrt flags and subvars.
2301
2302         PR tree-optimize/22379
2303         * tree-inline.c (expand_call_inline): Do not output sorry in early
2304         inlining.
2305
2306 2005-07-12  Dale Johannesen  <dalej@apple.com>
2307
2308         * config/rs6000.c (rs6000_rtx_cost):  Move FLOAT_EXTEND.
2309
2310 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
2311
2312         PR bootstrap/21704
2313         * host-linux.h: Include limits.h.
2314
2315 2005-07-12  Dale Johannesen  <dalej@apple.com>
2316
2317         * expr.c (compress_float_constant):  Add cost check.
2318         * config/rs6000.c (rs6000_rtx_cost):  Adjust FLOAT_EXTEND cost.
2319
2320 2005-07-12  Dale Johannesen  <dalej@apple.com>
2321
2322         * gcc.target/i386/compress-float-sse.c:  New.
2323         * gcc.target/i386/compress-float-sse-pic.c:  New.
2324         * gcc.target/i386/compress-float-387.c:  New.
2325         * gcc.target/i386/compress-float-387-pic.c:  New.
2326         * gcc.dg/compress-float-ppc.c:  New.
2327         * gcc.dg/compress-float-ppc-pic.c:  New.
2328
2329 2005-07-12  Eric Christopher  <echristo@redhat.com>
2330
2331         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2332         static extra parts.
2333         * config/s390/s390.md: Include tpf.md. Move tpf specific
2334         patterns...
2335         * config/s390/tpf.md: To here.
2336         * config/s390/s390.opt: Move tpf specific options...
2337         * config/s390/tpf.opt: to here. Add mmain option.
2338         * config/s390/tpf-unwind.h: Remove unnecessary defines.
2339         * config/s390/tpf.h: Rewrite.
2340
2341 2005-07-12  Eric Christopher  <echristo@redhat.com>
2342
2343         * gcc.c (struct infile): Update comment for language.
2344         (main): Rewrite input file resetting code.
2345
2346 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
2347
2348         PR tree-opt/22335
2349         * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2350         requiring a cast in a non RHS of modify_expr.  Add a cast when required.
2351         (lookup_avail_expr): Use constant_boolean_node instead
2352         of boolean_false_node/boolean_true_node.
2353
2354 2005-07-12  Ben Elliston  <bje@au.ibm.com>
2355
2356         * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2357         and use it when printing num_edges.
2358
2359 2005-07-12  Bernd Schmidt  <bernd.schmidt@analog.com>
2360
2361         * doc/extend.texi (Blackfin Built-in Functions): New section.
2362         * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2363         @opindex.
2364
2365 2005-07-12  Adrian Straetling  <straetling@de.ibm.com>
2366
2367         * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2368         s/cmpstrsi/cmpstrnsi
2369         (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2370         'cmpstrnsi'.
2371         * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2372         (init_optabs): Initialize cmpstrn_optab.
2373         * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2374         * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2375         * expr.c: (enum insn_code cmpstrn_optab): Declare.
2376         * config/i386/i386.md: s/cmpstr/cmpstrn
2377         * config/c4x/c4x.md: s/cmpstr/cmpstrn
2378         * doc/md.texi: Update documentation.
2379
2380 2005-07-11  Richard Henderson  <rth@redhat.com>
2381
2382         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2383         build_va_arg_indirect_ref.
2384         (alpha_gimplify_va_arg): Likewise.
2385         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2386         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2387         * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2388         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2389         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2390         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2391         Likewise.
2392         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2393
2394 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
2395
2396         * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2397         * passes.c (init_optimization_passes): Add pass_empty_loop.
2398         * tree-pass.h (pass_empty_loop): Declare.
2399         * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2400         try_remove_empty_loop, remove_empty_loops): New functions.
2401         * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2402         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2403
2404 2005-07-12  Peter Barada  <peter@the-baradas.com>
2405
2406         PR middle-end/16719
2407         PR middle-end/18421
2408         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2409         in address registers.
2410         * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2411         * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2412         alternative of addsi3_5200.
2413
2414 2005-07-11  Ian Lance Taylor  <ian@airs.com>
2415
2416         * config/mips/mips.md (ffs<mode>2): Remove.
2417
2418 2005-07-11  Ian Lance Taylor  <ian@airs.com>
2419
2420         * doc/tree-ssa.texi (Cleanups): Improve description of
2421         TRY_FINALLY_EXPR.
2422         (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2423
2424 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
2425
2426         * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2427         * tree.h (DECL_ARGUMENT_FLD): New macro.
2428
2429 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
2430
2431         Fix PR tree-optimization/22404
2432
2433         * tree-ssa-structalias.c (create_variable_info_for): Use
2434         correct offset.
2435
2436 2005-07-11  Bernd Schmidt  <bernd.schmidt@analog.com>
2437
2438         * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2439         compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2440         for second comparison operand.
2441         * config/bfin/predicates.md (reg_or_const_int_operand): New.
2442
2443         * config/bfin/bfin.md (define_attr "type"): Add "sync".
2444         (define_insn_reservation "alu"): Likewise.
2445         (csync, ssync): Now of type sync.
2446         * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2447         -mcsync-anomaly -mspecld-anomaly.
2448         * config/bfin/bfin.opt (mcsync): Remove.
2449         (mcsync-anomaly, mspecld-anomaly): Add.
2450         * config/bfin/bfin.c: Include "insn-codes.h".
2451         (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2452         (TARGET_DEFAULT_TARGET_FLAGS): New.
2453         * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2454
2455 2005-07-11  Steven Bosscher  <stevenb@suse.de>
2456
2457         * basic-block.h: Give the BB flags enum a name, bb_flags.
2458         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2459         * cfgcleanup.c (enum bb_flags): Remove here.
2460         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2461         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2462         (update_forwarder_flag): Likewise.
2463         (thread_jump): Likewise.
2464         (try_forward_edges): Likewise.
2465         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
2466         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
2467         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2468
2469 2005-07-11  Richard Guenther  <rguenther@suse.de>
2470
2471         * config/i386/i386.opt: New target option -msseregparm.
2472         * config/i386/i386.c (override_options): Error out for
2473         -msseregparm but no SSE support.
2474         (ix86_function_sseregparm): Check for global sseregparm.
2475         * doc/invoke.texi: Document -msseregparm.
2476
2477 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2478
2479         * config.gcc (m32r-*-linux*): Use the default extra_parts.
2480         (m32rle-*-linux*): Ditto.
2481
2482 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
2483
2484         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2485         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2486         bytes.
2487
2488 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2489
2490         PR middle-end/22239
2491         PR target/20126
2492         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2493         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2494
2495 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
2496
2497         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2498         (varmap): Heapify varmap.
2499         (constraints): Heapify constraints.
2500         (struct constraint_graph): Heapify succs and preds.
2501         (constraint_vec_find): Update for heapification.
2502         (constraint_set_union): Ditto.
2503         (insert_into_complex): Ditto.
2504         (constraint_edge_vec_find): Ditto.
2505         (erase_graph_self_edge): Ditto.
2506         (add_graph_edge): Ditto.
2507         (get_graph_weights): Ditto.
2508         (merge_graph_nodes): Ditto.
2509         (build_constraint_graph): Ditto.
2510         (topo_visit): Ditto.
2511         (solve_graph): Ditto.
2512         (create_variable_info_for): Ditto.
2513         (init_base_vars): Ditto.
2514         (delete_points_to_sets): Free graph, varmap, and complex constraints.
2515         (condese_varmap_nodes): Free complex vector.
2516         (clear_edges_for_node): Clear succs and preds vector.
2517
2518 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
2519
2520         * tree-ssa-structalias.c (update_alias_info): Change counting of
2521         references to not include vdefs.
2522
2523 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
2524
2525         * tree-ssa-alias.c (free_used_part_map): Add missing free.
2526         (up_insert): Ditto.
2527
2528 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2529
2530         * pa.c (pa_commutative_p): Make PLUS commutative when
2531         TARGET_NO_SPACE_REGS is true.
2532
2533 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
2534
2535         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2536         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2537         * tree-dfa.c (dump_subvars_for): New.
2538         (debug_subvars_for): New.
2539         (dump_variable): Show subvariables if VAR has them.
2540         * tree-flow-inline.h (get_subvar_at): New.
2541         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2542         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2543         Update all users.
2544         (struct subvar): Change fields offset and size to unsigned
2545         HOST_WIDE_INT.
2546         (dump_subvars_for): Declare.
2547         (debug_subvars_for): Declare.
2548         (get_subvar_at): Declare.
2549         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2550         to unsigned HOST_WIDE_INT *.
2551         (overlap_subvar): Likewise.
2552         * tree-gimple.c (is_gimple_reg): Always return false for
2553         SFTs and memory tags.
2554         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2555         Update all callers.
2556         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2557         (compute_may_aliases): Call compute_points_to_sets.
2558         (collect_points_to_info_for): Remove.
2559         (compute_points_to_and_addr_escape): Remove.
2560         (delete_alias_info): Call delete_points_to_sets.
2561         (compute_flow_sensitive_aliasing): If the call to
2562         find_what_p_points_to returns false, call set_pt_anything.
2563         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2564         (set_pt_anything): Clear pi->pt_vars.
2565         (set_pt_malloc): Remove.
2566         (merge_pointed_to_info): Remove.
2567         (add_pointed_to_expr): Remove.
2568         (add_pointed_to_var): Remove.
2569         (collect_points_to_info_r): Remove.
2570         (is_escape_site): Make extern.
2571         (create_sft): New.
2572         (create_overlap_variables_for): Call it.
2573         * tree-ssa-copy.c (merge_alias_info): Never merge
2574         flow-sensitive alias information.
2575         * tree-ssa-operands.c (get_expr_operands): Adjust variables
2576         offset and size to be unsigned HOST_WIDE_INT.
2577         (add_to_addressable_set): Rename from note_addressable.
2578         Set TREE_ADDRESSABLE as the variables are added to the set.
2579         Update all users.
2580         (add_stmt_operand): Do not try to micro-optimize unmodifiable
2581         operands into VUSEs when adding V_MAY_DEFs for members in an
2582         alias set.
2583         * tree-ssa-operands.h (add_to_addressable_set): Declare.
2584         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
2585         (struct variable_info): Add bitfield is_heap_var.
2586         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
2587         (new_var_info): Initialize is_heap_var.
2588         (get_constraint_for): Add HEAP variables to the symbol table.
2589         Mark them with is_heap_var.
2590         (update_alias_info): New.  Taken mostly from the old
2591         compute_points_to_and_addr_escape.
2592         (handle_ptr_arith): New.
2593         (find_func_aliases): Call update_alias_info.
2594         Call handle_ptr_info for tcc_binary expressions.
2595         Call mark_stmt_modified.
2596         (create_variable_info_for): If DECL has subvars, do not create
2597         variables for its subvars.  Always add all the fields.
2598         (set_uids_in_ptset): If the solution includes ANYOFFSET and
2599         SFTs, then add all the SFTs of the structure.
2600         If VI->DECL is an aggregate with subvariables, add the SFT at
2601         VI->OFFSET.
2602         (find_what_p_points_to): If VI is an artificial variable,
2603         translate to bitfields in SSA_NAME_PTR_INFO.
2604         If the solution is empty, set pi->pt_vars to NULL
2605         (init_base_vars): Create ANYOFFSET.
2606         (compute_points_to_sets): Rename from create_alias_vars.
2607         Make extern.
2608         (pass_build_pta): Remove.
2609         (delete_points_to_sets): Rename from delete_alias_vars.
2610         (pass_del_pta): Remove.
2611         * tree-ssa-structalias.h (struct alias_info): Move from
2612         tree-ssa-alias.h.
2613         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
2614         NUM_REFERENCES_SET): Likewise.
2615         (compute_points_to_sets, delete_points_to_sets): Declare.
2616
2617 2005-07-09  Richard Henderson  <rth@redhat.com>
2618
2619         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
2620         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
2621         alpha_split_lock_test_and_set_12): New functions.
2622         * config/alpha/alpha-protos.h: Update.
2623         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
2624         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
2625         * config/alpha/sync.md (I12MODE): New.
2626         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
2627         (sync_<fetchop_name><I48MODE>): Likewise.
2628         (sync_nand<I48MODE>): Likewise.
2629         (sync_old_<fetchop_name><I48MODE>): Likewise.
2630         (sync_new_<fetchop_name><I48MODE>): Likewise.
2631         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2632         (sync_compare_and_swap<I48MODE>): Likewise.
2633         (sync_lock_test_and_set<I48MODE>): Likewise.
2634         (sync_compare_and_swap<I12MODE>): New.
2635         (sync_compare_and_swap<I12MODE>_1): New.
2636         (sync_lock_test_and_set<I12MODE>): New.
2637         (sync_lock_test_and_set<I12MODE>_1): New.
2638
2639 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
2640
2641         PR 21356
2642         PR 22332
2643         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
2644
2645 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
2646
2647         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
2648         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2649
2650 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
2651
2652         PR target/21656
2653         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2654
2655 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
2656
2657         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
2658         memory_operand constraint.
2659         (store_conditional_<mode>): Same.
2660         (sync_compare_and_swap<mode>): Same.
2661         (sync_lock_test_and_set<mode>): Same.
2662
2663 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
2664
2665         Rewrite PIC support to more closely model actual instructions.
2666         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
2667         (cris_symbol): Remove prototypes for removed functions.
2668         (cris_pic_symbol_type_of, cris_valid_pic_const)
2669         (cris_expand_pic_call_address): Prototypes for new functions.
2670         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
2671         variable.
2672         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
2673         modifiers.
2674         <case ':'>: Add case for new punctuation character.
2675         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
2676         emitting (extra) PIC modifier.
2677         <case UNSPEC>: Do not assert for PLT.
2678         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
2679         (cris_expand_prologue, cris_expand_epilogue): Check
2680         for pic_offset_table_rtx usage instead of taking
2681         current_function_uses_pic_offset_table as the final word.
2682         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
2683         Remove flag_pic difference.
2684         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
2685         the moral equivalents of...
2686         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
2687         functions.
2688         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
2689         (cris_handle_option): Mark ARG as unused.
2690         (cris_expand_pic_call_address): New worker function for "call",
2691         "call_value".
2692         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
2693         output PIC constructs here.
2694         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
2695         as symbol-specific modifers, not whole or part of operands.
2696         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
2697         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
2698         constants and flag_pic.
2699         (CONSTANT_INDEX_P): Adjust for new functions.
2700         (enum cris_pic_symbol_type): New helper type.
2701         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
2702         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
2703         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
2704         define_constants.
2705         ("movsi"): Emit actual instructions for GOT and relative access.
2706         ("*movsi_got_load"): New pattern to set up the register holding
2707         the GOT pointer.
2708         ("*movsi_internal"): Operand 1 is not a plain general_operand.
2709         Adjust FIXME for 'S'.
2710         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
2711         Use "movs" for -fpic cases.
2712         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
2713         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
2714         ("call", "call_value"): Just call cris_expand_pic_call_address for
2715         PIC addresses.
2716         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
2717         Remove special pattern.
2718         ("*expanded_call_side", "*expanded_call_value_side"): New
2719         patterns.
2720         (gotplt-to-plt, gotplt-to-plt-side-call)
2721         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
2722         peephole2:s.
2723         * config/cris/cris/predicates.md
2724         ("cris_general_operand_or_gotless_symbol"): Remove unused
2725         predicate.
2726         ("cris_general_operand_or_symbol"): Adjust for new functions.
2727
2728 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
2729
2730         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2731
2732 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
2733
2734         * Makefile.in (TREE_H): Add treestruct.def.
2735         (c-decl.o): Add pointer-set.h
2736         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2737         visibility on regular DECL's.
2738         (merge_decls): Fix the copying of decl nodes of various types for
2739         the new structures.  Don't update RTL, section name, weak status,
2740         etc, on DECL's without RTL.
2741         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2742         Don't check volatile on non-variable types.
2743         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2744         to check whether we have seen arguments.
2745         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2746         flag is checked before field (flag is common, field is not).
2747         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
2748         TS_DECL_COMMON could have an origin.
2749         (add_location_or_const_value_attribute): Don't check section name
2750         on non-var/function decls.
2751         (dwarf2out_var_location): Reverse order of tests.
2752         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
2753         with DECL_WRTL_CHECK.
2754         * expmed.c (make_tree): rtl is now in decl_with_rtl.
2755         * fold-const.c (fold_binary): Don't check weakness on
2756         non-var/function decls.
2757         (tree_expr_nonzero_p): Ditto.
2758         (fold_checksum_tree): Use tree_decl_extra as sizeof
2759         buffer.
2760         * ggc-page.c (extra_order_size_table): Add sizes for
2761         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
2762         tree_field_decl.
2763         * gimplify.c (gimplify_bind_expr): Only set
2764         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
2765         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
2766         without RTL.
2767         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
2768         * langhooks.h (init_ts). New langhook.
2769         * passes.c (rest_of_decl_compilation): Reverse order of tests.
2770         * print-tree.c (print_node): Update to only print fields that
2771         exist in the structures the passed decl has.
2772         * toplev.c (wrapup_global_declarations): Don't reset
2773         DECL_DEFER_OUTPUT on DECL's that don't contain it.
2774         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
2775         * tree-inline.c (remap_decl): Ditto.
2776         * tree-outof-ssa.c (create_temp): Reverse order of tests.
2777         * tree-pretty-print.c (print_declaration): Don't print
2778         DECL_REGISTER on things that don't contain it.
2779         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
2780         non-var/function decls.
2781         * tree.c (tree_contains_struct): New structure.
2782         (init_priority_for_decl): New hashtable.
2783         (tree_int_map): New structure.
2784         (tree_int_map_eq): New function.
2785         (tree_int_map_marked_p): Ditto.
2786         (tree_int_map_hash): Ditto.
2787         (tree_map): Move to tree.h.
2788         (tree_map_eq): Externalize.
2789         (tree_map_hash): Ditto.
2790         (tree_map_marked_p): Ditto.
2791         (init_ttree): Set up tree_contains_struct and call langhook.
2792         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
2793         (tree_code_size): Update for new structures.
2794         (tree_node_structure): Update for new structures.
2795         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
2796         without the field.
2797         (copy_node_stat):  Copy init priority.
2798         (build_decl_stat): Ditto for visibility.
2799         (ts_enum_names): New.
2800         (tree_contains_struct_check_failed): New function.
2801         (decl_init_priority_lookup): Ditto.
2802         (decl_init_priority_insert): Ditto.
2803         * treestruct.def: New file.
2804         * tree.h (CODE_CONTAINS_STRUCT): New macro.
2805         (CONTAINS_STRUCT_CHECK): Ditto.
2806         (tree_contains_struct_check_failed): New prototype.
2807         (DECL_CHECK): Removed.
2808         (DECL_MINIMAL_CHECK): New.
2809         (DECL_COMMON_CHECK): Ditto.
2810         (DECL_WRTL_CHECK): Ditto.
2811         (DECL_NON_COMMON_CHECK): Ditto.
2812         (DECL_WITH_VIS_CHECK): Ditto.
2813         (VAR_OR_FUNCTION_DECL_P): Ditto
2814         (struct tree_decl_minimal): New structure.
2815         (struct tree_decl_common): Ditto.
2816         (struct tree_decl_with_rtl): Ditto.
2817         (struct tree_decl_with_vis): Ditto.
2818         (struct tree_decl_non_common): Ditto.
2819         (struct tree_field_decl): Ditto.
2820         (struct tree_parm_decl): Ditto.
2821         (struct tree_var_decl): Ditto.
2822         (struct tree_function_decl): Ditto.
2823         (struct tree_const_decl): Ditto.
2824         (struct tree_result_decl): Ditto.
2825         (union tree_node): Add new structures.
2826         * var-tracking.c (track_expr_p): Reverse order of tests.
2827
2828         * doc/c-tree.texi: Add documentation on DECL node internal structure.
2829
2830 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
2831
2832         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
2833         * system.h: Poison FINALIZE_PIC.
2834         * doc/tm.texi (FINALIZE_PIC): Remove.
2835
2836 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
2837
2838         PR tree-opt/22329
2839         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
2840         to the correct type if we have a MODIFY_EXPR.
2841
2842 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
2843
2844         PR tree-optimization/22360
2845         * tree.c (upper_bound_in_type): Fix calculations for casting
2846         to a non-wider signed type and casting a signed value to a
2847         wider unsigned type.
2848         (lower_bound_in_type): Fix calculations for casting to a
2849         non-wider signed type.
2850
2851         PR tree-optimization/20139
2852         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
2853         release_defs.
2854         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
2855         fold_cond_expr_cond.
2856         * tree-ssanames.c (release_defs): Assert in_ssa_p.
2857         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2858
2859 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
2860
2861         PR tree-opt/22356
2862         * tree-complex.c (expand_complex_libcall): Produce
2863         REALPART_EXPR/IMAGPART_EXPR with the correct type.
2864
2865 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
2866
2867         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
2868         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
2869         b" assert and inserted fastpath code for this case.
2870         (bitmap_ior): Removed "a != b" assert.
2871
2872 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2873
2874         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
2875         (ENDFILE_SPEC): Likewise.
2876         * config/m32r/m32r.h (ASM_SPEC): Likewise.
2877
2878         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
2879         a large stack frame at epilogue.
2880
2881 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
2882
2883         * final.c: Include sdbout.h when required.
2884
2885 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
2886
2887         * config.gcc (*-*-darwin*): Only one target-specific header file
2888         for generic darwin.
2889         (powerpc-*-darwin*): Add version-specific header files.
2890         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
2891         * config.in: Regenerate.
2892         * configure: Regenerate.
2893         * gcc.c: Include xregex.h.
2894         (version_compare_spec_function): New.
2895         (spec_function): Add version-compare.
2896         (replace_outfile_spec_function): Reformat comment.
2897         (compare_version_strings): New.
2898         * config/darwin-c.c (version_as_macro): New.
2899         (builtin_define): New.
2900         (darwin_cpp_builtins): New.
2901         * config/darwin-protos.h (darwin_cpp_builtins): New.
2902         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
2903         (LIB_SPEC): Make unconditional, update comment.
2904         (TARGET_C99_FUNCTIONS): Define.
2905         * config/darwin.opt: Sort.
2906         (mmacosx-version-min=): New.
2907         * config/darwin7.h: Delete.
2908         * config/darwin8.h: Delete.
2909         * config/i386/darwin.h (): Call darwin_cpp_builtins.
2910         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
2911         (TARGET_C99_FUNCTIONS): Define.
2912         * config/rs6000/darwin7.h: New.
2913         * config/rs6000/darwin8.h: New.
2914         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
2915         (-mmacosx-version-min): Document.
2916
2917 2005-07-07  Ian Lance Taylor  <ian@airs.com>
2918
2919         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
2920
2921 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
2922
2923         PR middle-end/22239
2924         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
2925
2926 2005-07-07  Khem Raj  <kraj@mvista.com>
2927
2928         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
2929         in bytes, not words.
2930
2931 2005-07-07  Paul Brook  <paul@codesourcery.com>
2932
2933         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
2934         DEFAULT_FUNCTION_ARG_PADDING to upward.
2935
2936 2005-07-07  Richard Henderson  <rth@redhat.com>
2937
2938         * function.c (locate_and_pad_parm): Record parameter alignment in
2939         stack_alignment_needed.
2940
2941 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
2942
2943         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
2944         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
2945         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
2946         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
2947         (define_attr "type"): Add isync, sync, load_l, store_c.
2948         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
2949         Create scratch volatile MEM.
2950         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
2951         sync.
2952         (load_locked_<mode>): New.
2953         (store_conditional_<mode>): New.
2954         (sync_compare_and_swap<mode>): Replace with splitter.
2955         (sync_lock_test_and_set<mode>): Replace with splitter.
2956         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
2957         and UNSPECV_ISYNC.
2958         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
2959         is ics.  Attribute isync.
2960         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
2961         lwsync.
2962         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
2963         and UNSPECV_SYNC_OP.
2964         (emit_unlikely_jump): New.
2965         (emit_load_locked): New.
2966         (emit_store_conditional): New.
2967         (rs6000_split_compare_and_swap): New.
2968         (rs6000_split_lock_test_and_set): New.
2969         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
2970         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
2971         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
2972         rs6000_split_lock_test_and_set): Declare.
2973         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
2974         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
2975         store_c, isync, sync.
2976
2977 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
2978
2979         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
2980         filenames to gtyp-gen.h.
2981         (s-typ-gen): Use it in place of for loops.
2982
2983 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
2984
2985         * hooks.c (hook_bool_rtx_int_false): New function.
2986         * hooks.h (hook_bool_rtx_int_false): Declare.
2987         * target-def.h (TARGET_COMMUTATIVE_P): Define.
2988         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
2989         * target.h (struct gcc_target): Add commutative_p member.
2990         * targhooks.c (hook_bool_rtx_commutative_p): New function.
2991         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
2992         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
2993         (pa_commutative_p): New function.
2994         * jump.c (target.h): Include.
2995         (rtx_renumbered_equal_p): Use targetm.commutative_p.
2996         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
2997
2998 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
2999
3000         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3001         (s390_expand_setmem): New.
3002         * config/s390/s390.c: Likewise.
3003         (print_shift_count_operand): Truncate to 12 bits instead of 6.
3004         Adapt comments.
3005         * config/s390/s390.md: ("setmem<mode>"): Accept character as
3006         general_operand.  Call new function "s390_expand_setmem".
3007         ("clrmem_long", "*clrmem_long"): Rewrite to ...
3008         ("setmem_long", "*setmem_long"): ... this.
3009
3010 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
3011
3012         * config/s390/s390.c: (optimization_options): Enable
3013         TARGET_MVCLE at -Os.
3014         * doc/invoke.texi: Document changes in default behaviour.
3015         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3016
3017 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
3018
3019         * expr.c: (set_storage_via_setmem): Convert opchar to mode
3020         defined by back-end.
3021
3022 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
3023
3024         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3025         all sets in the pattern.
3026         * config/rs6000/rs6000.md (stack_protect_testsi,
3027         stack_protect_testdi): Likewise.
3028
3029 2005-07-06  Jeff Law  <law@redhat.com>
3030
3031         * tree-vrp.c (simplify_using_ranges): Kill.
3032         (vrp_finalize): Remove call to simplify_using_ranges.
3033         (simplify_stmt_using_ranges): New function extracted from
3034         simplify_using_ranges.
3035         (simplify_div_or_mod_using_ranges): Likewise.
3036         (simplify_abs_using_ranges): Likewise.
3037         (simplify_cond_using_ranges): New function.
3038         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3039         * tree-ssa-propagate.c (substitute_and_fold): Call
3040         simplify_stmt_using_ranges if we have range information.
3041
3042 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
3043
3044         * config/ia64/ia64.c (ia64_reorg): Check optimize before
3045         ia64_flag_schedule_isns2.
3046
3047         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3048         reading/writing general registers.
3049         (ia64_function_arg): Revert 2005-06-18 change.
3050
3051 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
3052
3053         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3054         (legitimize_tls_address): Use gcc_unreachable instead of abort.
3055
3056 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
3057
3058         * function.c (expand_function_end): Revert part of 2005-06-27
3059         patch.  Do sjlj_emit_function_exit_after after return_label.
3060
3061 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
3062
3063         * doc/install.texi (--disable-libssp): New.
3064
3065 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
3066
3067         * doc/invoke.texi: Update -fforce-mem documentation.
3068         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3069         code for -fforce-mem.
3070         * expmed.c: (store_bit_field,store_fixed_bit_field,
3071         extract_bit_field): Ditto.
3072         * expr.c: (convert_move): Ditto.
3073         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3074         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3075         emit_conditional_add,expand_float,expand_fix): Ditto.
3076         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3077         (common_handle_option): Issue warning when -fforce-mem specified.
3078
3079 2005-07-06  Paul Brook  <paul@codesourcery.com>
3080
3081         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3082         argument is empty.
3083         * configure: Regenerate.
3084
3085 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
3086
3087         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3088
3089 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
3090
3091         Fix PR tree-optimization/22319
3092         Fix PR tree-optimization/22140
3093         Fix PR tree-optimization/22310
3094
3095         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3096         variable sized types.
3097         Use correct type for intermediate structure on *a = *b structure
3098         copies.
3099
3100 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
3101
3102         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3103         Remove.
3104         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3105         (machine_function): Move typedef to...
3106         * config/rs6000/rs6000.c (machine_function): ... here.  Add
3107         varargs_save_offset field.
3108         (rs6000_stack_t): Remove varargs_size field.
3109         (setup_incoming_varargs): Allocate varargs save area using
3110         assign_stack_local, try to make it as small as possible.
3111         Save offset from virtual_stack_vars_rtx to the save area
3112         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
3113         instead of magic 8 when fp word byte size is used.
3114         (rs6000_va_start): Use cfun->machine->varargs_save_offset
3115         instead of -RS6000_VARARGS_SIZE.
3116         (rs6000_stack_info, debug_stack_info,
3117         rs6000_initial_elimination_offset): Remove all traces of
3118         varargs_size.
3119         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3120         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3121         RS6000_VARARGS_AREA.
3122
3123 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
3124
3125         PR tree-optimization/21963
3126         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3127         constant_multiple_of in the same way get_computation_cost_at does.
3128
3129 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
3130
3131         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3132         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3133         (gen_compare_reg): If sparc_compare_emitted is set, clear it
3134         and return its previous value.
3135         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3136         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3137         constants.
3138         (stack_protect_set, stack_protect_test): New expanders.
3139         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3140         stack_protect_testdi): New insns.
3141         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3142         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3143
3144 2005-07-06  Jeff Law  <law@redhat.com>
3145
3146         * tree-ssa-dce.c (cfg_altered): New global.
3147         (tree_dce_init): Initialize cfg_altered.
3148         (remove_dead_stmt): If we remove an edge in the CFG, then set
3149         CFG_ALTERED.
3150         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3151         the dominators.
3152
3153 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
3154
3155         * Makefile.in (stamp-collect-ld): Use
3156         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
3157         ./collect-ld if it already exists.
3158         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3159         Don't remove ./nm if it already exists.
3160
3161 2005-07-05  Devang Patel  <dpatel@apple.com>
3162
3163         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3164         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3165         * tree-vectorizer.c (vect_loop_location): New.
3166         (vect_print_dump_info): Use vect_loop_location.
3167         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3168         (vectorize_loops): Set vect_loop_location.
3169         * tree-vect-analyze.c (vect_analyze_offset_expr,
3170         vect_determin_vectorization_factor, vect_analyze_operations,
3171         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3172         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3173         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3174         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3175         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3176         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3177         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3178         vect_analyze_loop): Adjust vect_print_dump_info API.
3179         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3180         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3181         vect_finish_stmt_generation, vectorizable_assignment,
3182         vectorizable_operation, vectorizable_store, vectorizable_load,
3183         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3184         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3185         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3186         vect_transform_loop): Same.
3187         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3188         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3189         Same.
3190
3191 2005-07-05  Randolph Chung  <tausq@debian.org>
3192
3193         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3194         * configure: Regenerate.
3195         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3196         (pa_tls_referenced_p): Declare.
3197         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3198         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3199         (legitimize_tls_address): New.
3200         (hppa_legitimize_address): Handle TLS addresses.
3201         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3202         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3203         (emit_move_sequence): Handle TLS addresses.
3204         (pa_encode_section_info): Call default handler to handle common
3205         sections.
3206         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3207         (CONSTANT_ADDRESS_P): Reject TLS operands.
3208         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3209         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3210         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3211         (UNSPEC_TLSLE): Define new constants.
3212         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3213         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3214         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3215         (tie_symbolic_operand, tle_symbolic_operand): New
3216
3217 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
3218
3219         * aclocal.m4: Update macros for autoconf 2.59 style.
3220         * configure.ac: Likewise.
3221
3222 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3223
3224         * pa.c (function_value): Handle small aggregates on 32-bit targets.
3225         (function_arg): Pass small aggregates in general registers on 32-bit
3226         targets.
3227         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3228
3229 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
3230
3231         * Makefile.in (final.o): Fix dependencies.
3232
3233 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
3234
3235         PR c/22013
3236         PR c/22098
3237         * langhooks.h (struct lang_hooks): Add expr_to_decl.
3238         * langhooks.c (lhd_expr_to_decl): New.
3239         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3240         New.
3241         (LANG_HOOKS_INITIALIZER): Update.
3242         * tree.c (recompute_tree_invarant_for_addr_expr): Call
3243         expr_to_decl langhook.
3244         * c-tree.h (c_expr_to_decl): Declare.
3245         * c-typeck.c (c_expr_to_decl): New.
3246         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3247         specially.
3248         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3249
3250 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
3251
3252         PR c/22308
3253         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3254         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3255
3256 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
3257
3258         * Makefile.in: Adjust dependencies.
3259         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3260         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3261         * alias.c (rest_of_handle_cfg, pass_cfg): New.
3262         * bb-reorder.c (duplicate_computed_gotos): Make it static.
3263         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3264         rest_of_compilation.
3265
3266         * bb-reorder.c (gate_duplicate_computed_gotos,
3267         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3268         rest_of_handle_reorder_blocks, pass_reorder_blocks,
3269         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3270         pass_partition_blocks): New.
3271         * bt-load.c (gate_handle_branch_target_load_optimize,
3272         rest_of_handle_branch_target_load_optimize,
3273         pass_branch_target_load_optimize): New.
3274         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3275         pass_jump2): New.
3276         * cfglayout.c (pass_insn_locators_initialize): New.
3277         * cfgrtl.c (pass_free_cfg): New.
3278         * combine.c (gate_handle_combine, rest_of_handle_combine,
3279         pass_combine): New.
3280         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3281         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3282         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3283         * except.c (pass_set_nothrow_function_flags,
3284         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3285         pass_rtl_eh): New.
3286         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3287         rest_of_handle_shorten_branches, pass_shorten_branches,
3288         rest_of_clean_state, pass_clean_state): New.
3289         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3290         rest_of_handle_remove_death_notes, pass_remove_death_notes,
3291         rest_of_handle_life, pass_life, rest_of_handle_flow2,
3292         pass_flow2): New.
3293         * function.c (pass_instantiate_virtual_regs, pass_init_function,
3294         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3295         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3296         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3297         pass_gcse): New.
3298         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3299         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3300         pass_rtl_ifcvt, gate_handle_if_after_combine,
3301         rest_of_handle_if_after_combine, pass_if_after_combine,
3302         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3303         pass_if_after_reload): New.
3304         * integrate.c (pass_initial_value_sets): New.
3305         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3306         pass_purge_lineno_notes): New.
3307         * mode-switching.c (rest_of_handle_mode_switching,
3308         pass_mode_switching): New.
3309         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3310         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3311         pass_loop2): New.
3312         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3313         pass_loop_optimize): New.
3314         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3315         pass_sms): New.
3316         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3317         pass_gcse2): New.
3318         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3319         pass_postreload_cse): New.
3320         * profile.c (gate_handle_profiling, pass_profiling,
3321         rest_of_handle_branch_prob, pass_branch_prob): New.
3322         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3323         pass_split_before_regstack, gate_handle_split_before_regstack,
3324         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3325         rest_of_handle_split_all_insns, pass_split_all_insns): New.
3326         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3327         pass_stack_regs): New.
3328         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3329         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3330         pass_stack_adjustments): New.
3331         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3332         pass_regrename): New.
3333         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3334         pass_delay_slots, gate_handle_machine_reorg,
3335         rest_of_handle_machine_reorg, pass_machine_reorg): New.
3336         * rtl.h (extern void purge_line_number_notes): New.
3337         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3338         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3339         pass_sched2): New.
3340         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3341         pass_tracer): New.
3342         * value-prof.c (gate_handle_value_profile_transformations,
3343         rest_of_handle_value_profile_transformations,
3344         pass_value_profile_transformations): New.
3345         * var-tracking.c (gate_handle_var_tracking,
3346         pass_variable_tracking): New.
3347         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3348
3349         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3350         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3351         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3352         rest_of_handle_old_regalloc, rest_of_handle_regrename,
3353         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3354         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3355         rest_of_handle_gcse2, rest_of_handle_regmove,
3356         rest_of_handle_tracer, rest_of_handle_if_conversion,
3357         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3358         rest_of_handle_web, rest_of_handle_branch_prob,
3359         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3360         rest_of_handle_jump_bypass, rest_of_handle_combine,
3361         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3362         rest_of_handle_gcse, rest_of_handle_loop_optimize,
3363         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3364         rest_of_handle_mode_switching, rest_of_handle_jump,
3365         rest_of_handle_eh, rest_of_handle_stack_adjustments,
3366         rest_of_handle_flow2, rest_of_handle_jump2,
3367         rest_of_handle_peephole2, rest_of_handle_postreload,
3368         rest_of_handle_shorten_branches, rest_of_clean_state,
3369         rest_of_compilation): Remove.
3370
3371         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3372         * passes.c (dump_flags, in_gimple_form, all_passes,
3373         all_ipa_passes, all_lowering_passes, register_one_dump_file,
3374         register_dump_files, next_pass_1, last_verified, execute_todo,
3375         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3376         from tree-optimize.c.
3377         (init_optimization_passes): Moved from tree-optimize.c,
3378         adding the RTL optimizations.
3379         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3380         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3381         all_ipa_passes, all_lowering_passes, register_one_dump_file,
3382         register_dump_files, next_pass_1, last_verified, execute_todo,
3383         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3384         init_tree_optimization_passes, ipa_passes): Delete.
3385         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3386         the RTL dumps.
3387         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3388         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3389         from tree.h.
3390         (ipa_passes): Remove.
3391         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3392         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3393         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3394         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3395         (dump_info_p, dump_flag): Moved to tree-dump.h.
3396
3397         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3398         cgraph.c, opts.c.
3399         * passes.c (finish_optimization_passes): Use dump_begin
3400         and dump_end, TDI_end.
3401         (gate_rest_of_compilation): New.
3402         (pass_rest_of_compilation): Use it.
3403         (gate_postreload, pass_postreload): New.
3404         * toplev.c (general_init): Rename init_tree_optimization_passes.
3405         * toplev.h (init_tree_optimization_passes): Rename to
3406         init_optimizations_passes.
3407         * tree-dump.c (dump_flag): Make static.
3408         (dump_files): Remove RTL dumps.
3409         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3410         pass_cleanup_cfg, pass_free_cfg_annotations,
3411         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3412         pass_init_datastructures, pass_fixup_cfg): Make non-static.
3413         * tree-pretty-print.c: Include tree-pass.h.
3414         * cgraph.c: Include tree-dump.h.
3415
3416 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
3417
3418         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3419         Only fall back to saying it points to readonly memory if
3420         we can't do better.
3421
3422 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
3423
3424