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PR c/529
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
2
3         PR c/529
4         * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5         nested function declarators.
6         (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
7         (grokparms): Call warn_if_shadowing for parameters used within the
8         parameter list.
9         (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
10         not used within the parameter list.
11         (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
12
13 2005-07-30  Jan Hubicka  <jh@suse.cz>
14
15         * expr.c (expand_expr_real_1): Do not load mem targets into register.
16         * i386.c (ix86_fixup_binary_operands): Likewise.
17         (ix86_expand_unary_operator): Likewise.
18         (ix86_expand_fp_absneg_operator): Likewise.
19         * optabs.c (expand_vec_cond_expr): Validate dest.
20
21 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
22
23         PR c/21720
24         * real.c (real_from_string): Also set last bit if there is a
25         nonzero hex digit beyond GCC's internal precision after ".".
26
27 2005-07-29  David Edelsohn  <edelsohn@gnu.org>
28
29         * config/rs6000/altivec.md: Convert UNSPEC numerical values to
30         define_constants.  Change duplicate values to unassigned numbers.
31         Change UNSPEC_SUBS to UNSPEC_VSUBS.
32         (*altivec_vspltsf): New.
33         (altivec_vperm_v4sf): Delete.
34         (altivec_vperm_<mode>): Use mode macro V.
35         (altivec_vsldoi_<mode>): Convert to mode macro pattern.
36         (altivec_predicate_v4sf): Delete.
37         (altivec_predicate_<mode>): Use mode macro V.
38         (*altivec_lvesfx): New.
39         (*altivec_stvesfx): New.
40         (vec_realign_load_v4sf): Delete.
41         (vec_realign_load_<mode>): Use mode macro V.
42         * config/rs6000/rs6000.c (generate_set_vrsave): Use
43         UNSPECV_SET_VRSAVE.
44
45 2005-07-29  Mark Mitchell  <mark@codesourcery.com>
46
47         PR bootstrap/23131
48         * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
49         string. 
50         * configure: Regenerated.
51
52 2005-07-29  Paul Brook  <paul@codesourcery.com>
53
54         * doc/install.texi: Add link to GFortran binaries wiki page.
55
56 2005-07-29  David Ung  <davidu@mips.com>
57
58         * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
59         (mips_rtx_cost_data): Add costs for 5kc and 5kf.
60         * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
61         * config/mips/mips.md (cpu): Add 5kf name.
62         (includes): Includes 5k.md.
63         * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
64         * doc/invoke.texi (MIPS Options): Updated cpu name supported with
65         -march flag.    
66
67 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
68
69         PR 22550
70         * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
71         (cleanup_tree_cfg): ... here.
72         Call cleanup_tree_cfg_1 until there are no more cleanups to
73         do.
74
75 2005-07-29  James A. Morrison  <phython@gcc.gnu.org>
76
77         * tree-vrp.c (compare_range_with_value): Return true or false
78         for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
79         EQ_EXPR respectively.
80
81 2005-07-29  Kazu Hirata  <kazu@codesourcery.com>
82
83         * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
84         Fix comment typos.
85
86 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
87
88         * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
89         (tree_ssa_dominator_optimize): Increment it.
90         (dump_dominator_optimization_stats): Print it.
91
92 2005-07-29  Richard Earnshaw  <richard.earnshaw@arm.com>
93             Steven Bosscher  <stevenb@suse.de>
94
95         PR rtl-optimization/23117
96         * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
97         when head == tail.  Tidy comment.
98
99 2005-07-28  Richard Henderson  <rth@redhat.com>
100
101         * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
102         * cselib.c (rtx_equal_for_cselib_p): Likewise.
103         * jump.c (rtx_renumbered_equal_p): Likewise.
104         * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
105         CONST_INT and CONST_DOUBLE.
106         (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
107         * reload.c (operands_match_p): Special case CONST_INT and
108         CONST_DOUBLE; check mode earlier.
109
110 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
111
112         PR c/22240
113         * c-typeck.c (convert_for_assignment): Do not check
114         DECL_IN_SYSTEM_HEADER on NULL fundecl.
115
116 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
117
118         PR c/22192
119         * c-typeck.c (composite_type): Prefer constant size arrays to
120         VLAs.
121
122 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
123
124         PR c/21720
125         * real.c (real_from_string): Set last bit if there is a nonzero
126         hex digit beyond GCC's internal precision.
127
128 2005-07-28  Richard Henderson  <rth@redhat.com>
129
130         PR rtl-opt/22619
131         * cfgcleanup.c (try_forward_edges): Watch out for end of
132         insn chain.
133
134 2005-07-28  James E Wilson  <wilson@specifixinc.com>
135
136         PR c/23106
137         * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
138
139 2005-07-28  Jan Hubicka  <jh@suse.cz>
140
141         * Makefile.in (rtl-profile.o): Kill all traces of it.
142         * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
143         * coverage.h (rtl_coverage_counter_ref): Kill.
144         * opts.c (flag_speculative_prefetching_set): Kill.
145         (flag_loop_optimize_set): New.
146         (common_handle_option): Disable loop optimizer when profiling;
147         do not handle speculative prefetching.
148         * passes.c (init_optimization_passes): Replace pass_profiling combo
149         by branch_prob pass.
150         * profile.c (compute_value_histograms): Update for simplified value
151         profiles.
152         (rtl_register_profile_hooks): Kill.
153         (pass_profiling): Kill.
154         (rest_of_handle_branch_prob): Do not profile.
155         * toplev.c (process_options): Remove speculative prefetching.
156         * toplev.h (flag_tree_based_profiling): Kill.
157         * tree-profile.c (prepare_instrumented_value,
158         tree_gen_interval_profiler, tree_gen_pow2_profiler,
159         tree_gen_one_value_profiler, do_tree_profiling): Update for
160         simplified datastructures.
161         * value-prof.c: Add comment that speculative prefetching was dropped;
162         update rest of file for simplified datastructures.
163         (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
164         rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
165         find_mem_reference_1, find_mem_reference_2, find_mem_reference,
166         rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
167         rtl_mod_subtract, gen_speculative_prefetch,
168         rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
169         rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
170         (gate_handle_value_profile_transformations,
171         rest_of_handle_value_profile_transformations,
172         pass_value_profile_transformations): Kill.
173         * value-prof.h (histogram_value_t): Remove IL based unions.
174         (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
175         rtl_profile_hooks): Remove hooks.
176
177         * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
178
179         * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
180         (cgraph_clone_node): Likewise.
181         * cgraph.h (cgraph_clone_edge): Update prototype.
182         (cgraph_clone_node): Likewise.
183         * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
184         cgraph_clone_node.
185         (lookup_recursive_calls): Consider profile.
186         (cgraph_decide_recursive_inlining): Fix updating; use new
187         probability argument; use profile.
188         * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
189         * tree-inline.c (copy_bb): Update clal of clone_edge.
190         * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
191
192         * invoke.texi (min-inline-recursive-probability): Document.
193
194 2005-07-28  Gerald Pfeifer  <gerald@pfeifer.com>
195
196         * doc/install.texi (Configuration): Update Valgrind homepage.
197
198 2005-07-28  Richard Henderson  <rth@redhat.com>
199
200         PR middle-end/21362
201         * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
202         labels we want to delete.
203         (cfg_layout_merge_blocks): Likewise.
204
205 2005-07-28  Richard Henderson  <rth@redhat.com>
206
207         PR target/17692
208         * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
209         when expanding to nothing.
210
211 2005-07-28  Josh Conner  <jconner@apple.com>
212
213         * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
214         (cgraph_decide_inlining_of_small_functions): Likewise.
215
216 2005-07-28  Josh Conner  <jconner@apple.com>
217
218         * ipa-inline.c (cgraph_edge_badness): Update comments.  Invert shift
219         direction of badness if negative.
220         (cgraph_default_inline_p): Add reason to parameters, and assign it
221         a value.
222         (cgraph_decide_inlining_of_small_functions): New parameter in call
223         to cgraph_default_inline_p.
224         (cgraph_decide_inlining_incrementally): Likewise.
225         * cgraphunit.c (decide_is_function_needed): Likewise.
226         * cgraph.h (cgraph_default_inline_p): Likewise.
227
228 2005-07-28  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
229
230         * builtins.c: Fix comment typo(s).
231         * genautomata.c: Likewise.
232         * gimplify.c: Likewise.
233         * tree-dfa.c: Likewise.
234         * tree-flow-inline.h: Likewise.
235         * tree-into-ssa.c: Likewise.
236         * tree-ssa-alias.c: Likewise.
237         * tree-ssa-ccp.c: Likewise.
238         * tree-ssa-copy.c: Likewise.
239         * tree-ssa-dce.c: Likewise.
240         * tree-ssa-dom.c: Likewise.
241         * tree-ssa-operands.c: Likewise.
242         * tree-tailcall.c: Likewise.
243         * tree-vectorizer.c: Likewise.
244         * tree-vrp.c: Likewise.
245         * tree.c: Likewise.
246
247 2005-07-28  Jeff Law  <law@redhat.com>
248
249         * tree-vrp.c (test_for_singularity): Extracted from  ...
250         (simplify_cond_using_ranges): Attempt to simplify a relational
251         test to NE_EXPR.  Dump information when a COND_EXPR is simplified.
252
253 2005-07-28  Dorit Nuzman  <dorit@il.ibm.com>
254
255         PR tree-optimization/22506
256         * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
257         phis whose argument is constant.
258
259 2005-07-28  J"orn Rennecke <joern.rennecke@st.com>
260
261         PR rtl-optimization/18992
262         Back out this patch:
263           2003-10-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
264           PR optimization/12142
265           * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
266           uses of the register in the SET_SRC.  Remove unnecessary argument.
267
268         Replace it with this:
269         * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
270         if flag_non_call_exceptions is set and the insn may trap, pass
271         pc_rtx as dest for recursion.
272         In SET_SRC part of SET case, if dest is already set, pass it down
273         unchanged.
274
275 2005-07-28  Jan Hubicka  <jh@suse.cz>
276
277         * cfg.c (update_bb_profile_for_threading): Use RDIV.
278         (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
279         (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
280         roundoff errors.
281         * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
282         profile when available.
283
284 2005-07-28  Jan Beulich <jbeulich@novell.com>
285
286         * config/ia64/ia64.c (ia64_load_pair_ok): New.
287         (ia64_print_operand): Describe and handle 'X'.
288         (ia64_register_move_cost): Also handle FP_REGS.
289         (ia64_preferred_reload_class): Likewise.
290         (ia64_secondary_reload_class): Likewise.
291         (ia64_dependencies_evaluation_hook): New local variable c. Initialize
292         it. Also check for ITANIUM_CLASS_FLDP.
293         * config/ia64/ia64.h (FP_REGNO_P): New.
294         (HARD_REGNO_MODE_OK): Remove explusion of TImode.
295         (reg_class): Add FP_REGS.
296         (REG_CLASS_NAMES): Adjust for it.
297         (REG_CLASS_CONTENTS): Likewise.
298         (REGNO_REG_CLASS): Use FP_REGS where appropriate.
299         (REG_CLASS_FROM_LETTER): Handle 'x'.
300         (CLASS_MAX_NREGS): Handle FP_REGS.
301         (MEMORY_MOVE_COST): Likewise.
302         * config/ia64/ia64.md (itanium_class): Add fldp.
303         (type): Handle fldp.
304         (movti_internal): More allowable operand combinations. Use ldfp8 when
305         splitting unnecessary. Remove predicable attribute. Adjust
306         itanium_class attribute.
307         (smuldi3_highpart): Remove outdated comment.
308         (mulditi3, umulditi3, rotlti3): New expanders.
309         (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
310         (absti2): Disabled new insn for future reference.
311         Respective new splitters.
312         * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
313         * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
314         * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
315
316 2005-07-25  James A. Morrison  <phython@gcc.gnu.org>
317
318         PR rtl-optimization/23047
319         * simplify-rtx.c (simplify_const_relational_operation): Respect
320         flag_wrapv for comparisons with ABS.
321
322 2005-07-27  James A. Morrison  <phython@gcc.gnu.org>
323
324         PR tree-optimization/22493
325         * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
326         VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
327
328 2005-07-27  Aldy Hernandez  <aldyh@redhat.com>
329
330         * config/frv/frv.opt (moptimize-membar): New.
331
332         * doc/invoke.texi: Document -moptimize-membar and its inverse.
333
334         * config/frv/frv.h: Remove machine_function definition.
335
336         * config/frv/frv.c (struct frv_io): New.
337         (struct machine_function): Moved from frv.h.  Add has_membar_p.
338         (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
339         (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
340         (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
341         (frv_optimize_membar_global, frv_optimize_membar): New functions.
342         (frv_reorg): Call frv_optimize_membar when appropriate.
343         (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
344         (frv_expand_builtin): Adjust calls accordingly.
345         (frv_io_address_cookie): New function.
346         (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
347         load or store rather than a special insn.  Add ccnstant address and
348         io-type operands to the membar.
349         (frv_ifcvt_modify_tests): Unsign regno.
350         (frv_ifcvt_modify_tests): Same.
351
352         * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}.  Change
353         UNSPEC_OPTIONAL_MEMBAR constant.
354         (builtin_read_<mode>): Delete.
355         (builtin_write_<mode>): Delete.
356         ("optional_membar_<mode>"): Add operand.
357
358         * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
359         * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
360         * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
361         * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
362         * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
363         * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
364         * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
365         * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
366         * testsuite/gcc.target/frv/all-read-write-1.c: New.
367
368 2005-07-28  Kaz Kojima  <kkojima@gcc.gnu.org>
369
370         * df.c (df_uses_record): Handle SCRATCH.
371
372 2005-07-28  Steven Bosscher  <stevenb@suse.de>
373
374         PR debug/20161
375         * passes.c (rest_of_decl_compilation): If decl is a type and
376         we have encountered errors, don't emit debug information.
377
378 2005-07-27  Kenneth Zadeck <zadeck@naturalbridge.com>
379
380         * params.def: Fixed comment.
381         
382 2005-07-27  Bjoern Haase  <bjoern.m.haase@web.de>
383
384         PR target/19885
385         * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
386         (TARGET_ASM_UNALIGNED_HI_OP): Add.
387         (TARGET_ASM_UNALIGNED_SI_OP): Add.
388
389 2005-07-27  Steven Bosscher  <stevenb@suse.de>
390
391         PR c++/22003
392         * varasm.c (assemble_start_function): Don't do anything that may
393         require a CFG if the current function is a thunk.
394
395 2005-07-25  Geoffrey Keating  <geoffk@apple.com>
396
397         * doc/install.texi (Prerequisites): Mention that perl is needed
398         to do export control in libstdc++ targetting Darwin.
399
400 2005-07-27  Steven Bosscher  <stevenb@suse.de>
401
402         PR rtl-optimization/17808
403         * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
404         (sched_insns_conditions_mutex_p): Split out from...
405         (add_dependence): ...here.  But don't call it from here.
406         (add_dependence_list): Check sched_insns_conditions_mutex_p
407         before calling add_dependence.
408         (add_dependence_list_and_free): Likewise.
409         (fixup_sched_groups): Likewise.
410         (sched_analyze_1): Likewise.
411         (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
412         (sched_analyze): Likewise.
413         (sched_analyze_insn): Likewise.
414         * sched-ebb.c (add_deps_for_risky_insns): Likewise.
415         * sched-rgn.c (add_branch_dependences): Likewise.  Also, add
416         dependencies on all COND_EXEC insns to jumps ending basic blocks
417         when doing intrablock scheduling.
418         * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
419
420 2005-07-27  Jeff Law  <law@redhat.com>
421
422         * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
423         meeting a VR_ANTI_RANGE with a VR_RANGE.  When intersecting
424         equivalency sets, correctly handle the case were vr0 has an
425         equivalency set, but vr1 does not.
426
427 2005-07-27  Dorit Nuzman  <dorit@il.ibm.com>
428
429         PR tree-optimization/23073
430         * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call 
431         vect_print_dump_info before fprintf.
432
433 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
434
435         PR tree-optimize/22348
436         * tree-ssa-loop-niter.c (number_of_iterations_cond):
437         Fold the partial computation.
438
439 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
440
441         PR tree-optimization/22325
442         * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
443         Declare.
444         * tree-scalar-evolution.c (scev_const_prop): Add generic final
445         value replacement.
446         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
447         (force_var_cost): ... this function.
448         (compute_phi_arg_on_exit): Export.
449
450 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
451
452         PR tree-optimization/20773
453         * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
454         edge.
455
456 2005-07-27  Richard Guenther  <rguenther@suse.de>
457
458         * tree-ssa-structalias.c (push_fields_onto_fieldstack):
459         Avoid pushing again if current struct contains only
460         fields we decomposed.
461
462 2005-07-27  Jan Hubicka  <jh@suse.cz>
463
464         PR tree-optimization/22574
465         * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
466         not available.
467
468         * tree-tailcall.c (decrease_profile): New function.
469         (eliminate_tail_call): Use it.
470
471         * cgraphunit.c (cgraph_function_and_variable_visibility): Set
472         visibility flags correctly in whole program mode.
473
474 2005-07-26  Steve Ellcey  <sje@cup.hp.com>
475
476         PR rtl-optimization/22472
477         * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
478
479 2005-07-26  Steven Bosscher  <stevenb@suse.de>
480
481         PR tree-optimization/22504
482         * tree-complex.c (expand_complex_addition): Use 'code' instead
483         of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
484
485 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
486
487         * config.gcc (cpu_type): Add frv case.
488         (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
489         (supported_defaults): Add fr550 case.
490
491 2005-07-26  Diego Novillo  <dnovillo@redhat.com>
492
493         PR 22591
494         * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
495         whether a pointer of type T * may point to objects of type T *.
496
497 2005-07-26  DJ Delorie  <dj@redhat.com>
498
499         * configure: Regenerate.
500
501 2005-07-26  Dale Johannesen  <dalej@apple.com>
502
503         * postreload-gcse.c (alloc_mem):  Start CUID numbering at 1.
504
505 2005-07-26  Mark Mitchell  <mark@codesourcery.com>
506
507         * doc/install.texi (--with-build-sysroot): Fix grammatical error.
508         Clarify use of "build" in name.
509
510 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
511
512         * doc/extend.texi (Raw read/write Functions): New section.
513         * testsuite/gcc.target/frv/all-builtin-read8.c: New.
514         * testsuite/gcc.target/frv/all-builtin-read16.c: New.
515         * testsuite/gcc.target/frv/all-builtin-read32.c: New.
516         * testsuite/gcc.target/frv/all-builtin-read64.c: New.
517         * testsuite/gcc.target/frv/all-builtin-write8.c: New.
518         * testsuite/gcc.target/frv/all-builtin-write16.c: New.
519         * testsuite/gcc.target/frv/all-builtin-write32.c: New.
520         * testsuite/gcc.target/frv/all-builtin-write64.c: New.
521         * config/frv/frv.c: Add bdesc_loads global.
522         Add bdesc_stores global.
523         (frv_init_builtins): Add support for __builtin_{read/write}*.
524         (frv_volatile_memref): New.
525         (frv_expand_load_builtin): New.
526         (frv_expand_store_builtin): New.
527         * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
528         FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
529         FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
530         FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
531         * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
532         UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
533         (builtin_read_<mode>): New.
534         (builtin_write_<mode>): New.
535         (builtin_write64): New.
536         (optional_membar_<mode>): New.
537
538 2005-07-26  J"orn Rennecke <joern.rennecke@st.com>
539
540         * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
541         (rather than units) against HOST_BITS_PER_WIDE_INT.
542
543 2005-07-26  Kazu Hirata  <kazu@codesourcery.com>
544
545         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
546         ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
547         ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
548         config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
549         FSF address.
550
551         * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
552         tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
553         config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
554         comment typos.
555         * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
556
557 2005-07-26  Richard Guenther  <rguenther@suse.de>
558
559         PR tree-optimization/22486
560         * fold-const.c (fold_unary): Fold away useless component
561         references of the form (T *)&T.x, if the address
562         doesn't change.
563
564 2005-07-25  James E Wilson  <wilson@specifixinc.com>
565
566         * dwarf2out.c (add_call_src_coords_attributes): New.
567         (gen_inlined_subroutine_die): Call it.
568         (maybe_emit_file, init_file_table): Add comments.
569         (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
570         maybe_emit_file.
571         * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
572         (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
573         * tree.h (BLOCK_SOURCE_LOCATION): New.
574         (struct tree_block): New field locus.
575
576 2005-07-26  Andreas Schwab  <schwab@suse.de>
577
578         PR rtl-optimization/23043
579         * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
580         when allocating a struct unoccr.
581
582 2005-07-25  Richard Henderson  <rth@redhat.com>
583
584         PR 22626
585         * tree-complex.c (gate_no_optimization): True if errors.
586         * Makefile.in (tree-complex.o): Update dependencies.
587
588 2005-07-25  Aldy Hernandez  <aldyh@redhat.com>
589
590         * config/frv/predicates.md (integer_register_operand): Use
591         GPR_AP_OR_PSEUDO_P.
592
593 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
594
595         PR tree-opt/22484
596         * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
597         after fold.
598         * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
599
600 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
601
602         * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
603         types when flag_unsafe_math_optimizations is true.
604
605 2005-07-25  Mark Mitchell  <mark@codesourcery.com>
606
607         * gcc.c (option_map): Add --sysroot.
608         (process_command): Handle --sysroot.
609         (display_help): Document it.
610         * doc/cppopts.tex (-isysroot): Document.
611         * doc/invoke.texi (--sysroot): Document.
612         * doc/install.texi (--with-build-sysroot): Document.
613
614         * Makefile.in (inhibit_libc): New variable.
615         (INHIBIT_LIBC_CFLAGS): Likewise.
616         (LIBGCC2_CFLAGS): Include
617         $(INHIBIT_LIBC_CFLAGS).
618         (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
619         ($(T)crtbegin.o): Do not use @inhibit_libc@.
620         ($(T)crtend.o): Likewise.
621         ($(T)crtbeginS.o): Do not use @inhibit_libc@.
622         ($(T)crtendS.o): Likewise.
623         ($(T)crtbeginT.o): Do not use @inhibit_libc@.
624         ($(T)crtendT.o): Likewise.
625         (stmp-fixinc): Do not complain about missing headers if
626         inhibit_libc.
627         * configure.ac (inhibit_libc): Set it to true/false.
628         (--with-build-sysroot): New option.  Use it to set
629         SYSTEM_HEADER_DIR. 
630         * configure: Regenerated.
631
632 2005-07-25  Manfred Hollstein  <mh@suse.com>
633
634         * calls.c (store_one_arg): Fix unsigned comparison warning.
635
636 2005-07-25  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
637
638         PR other/22337
639         * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
640         (ggc_print_statistics): Initialize variable before use.
641
642 2005-07-25  Richard Guenther  <rguenther@suse.de>
643
644         * tree-dfa.c (mark_new_vars_to_rename): Protect against
645         calling with a PHI_NODE argument.
646
647         * tree-flow-inline.h (overlap_subvar): Protect against
648         possible overflow.
649
650 2005-07-25  Paolo Bonzini  <bonzini@gnu.org>
651
652         * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
653         * configure: Regenerate.
654
655 2005-07-25  Ira Rosen  <irar@il.ibm.com>
656
657         * expr.c (highest_pow2_factor): Make extern.
658         * tree-data-ref.c (ptr_decl_may_alias_p): New function.
659         (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
660         record_array_differ_p, array_ptr_differ_p): Likewise.
661         (base_object_differ_p): Rename (from array_base_name_differ_p). Support
662         additional cases. Call the above functions.
663         (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
664         base_object_differ_p when there are two base objects. Otherwise, compare
665         base address and offset. Call may_alias_p.
666         (dump_data_reference): Use a correct field name.
667         (analyze_array): Make static. Initialize new data-ref fields.
668         (analyze_indirect_ref): New function.
669         (init_data_ref): Initialize new data-ref fields.   
670         (strip_conversion): Moved from tree-vect-analyze.c. 
671         (analyze_offset_expr, get_ptr_offset, address_analysis,
672         object_analysis): Likewise.
673         (analyze_offset): New function.
674         (create_data_ref): Likewise.
675         (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
676         dimensions for ARRAY_REFs only.
677         (build_classic_dist_vector): Make static.
678         (access_functions_are_affine_or_constant_p): Call macro to get the
679         address of access functions.
680         (compute_all_dependences): Add new parameter
681         compute_self_and_read_read_dependences. Compute self and read-read  
682         dependences if it is true.
683         (find_data_references_in_loop): Call create_data_ref. Initialize new
684         data-ref fields.
685         (compute_data_dependences_for_loop): Add new parameter
686         compute_self_and_read_read_dependences. Remove parameter nb_loops,
687         compute nb_loops. Call compute_all_dependences,
688         build_classic_dist_vector and build_classic_dir_vector with correct
689         parameters.
690         (analyze_all_data_dependences): Call compute_data_dependences_for_loop
691         with correct parameters. Compare dimensions for ARRAY_REFs only.
692         (free_data_refs): Call macro to free access functions.
693         * tree-data-ref.h (struct first_location_in_loop): New structure. Move
694         fields from stmt_vinfo.
695         (struct base_object_info): New structure.
696         (struct data_reference): Move fields to base_object_info. Add fields   
697         first_location and object_info for above structures. Move fields from
698         stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
699         aligned_to.  Add macros to access the new fields.
700         Update functions declarations.
701         * tree-flow.h (is_aliased_with): Declare.
702         * tree-loop-linear.c (linear_transform_loops): Call
703         compute_data_dependences_for_loop with correct parameters.
704         * tree-ssa-alias.c (is_aliased_with): New function.
705         * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
706         (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
707         (vect_analyze_data_ref_dependence): Get ddr. Remove call to
708         vect_base_addr_differ_p, compute_subscript_distance and
709         build_classic_dist_vector. Add printings. Check absolute value of
710         distance.
711         (vect_analyze_data_ref_dependences): Go through ddrs instead of
712         data-refs.
713         (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
714         stmt. Check aligned_to. Check if the base is aligned. Remove conversion
715         to bytes. Add printing.
716         (vect_compute_data_refs_alignment): Go through loads and stores in one
717         loop.
718         (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
719         vect_analyze_data_ref_access): Likewise.
720         (vect_analyze_pointer_ref_access): Remove.
721         (vect_address_analysis, vect_object_analysis): Likewise.
722         (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
723         and analyze data-refs in the loop.
724         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
725         fields of data-ref instead of stmt. Add init to the offset from the
726         base.
727         (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
728         (vect_update_init_of_dr): Likewise.
729         (vect_update_inits_of_drs): Go through loads and stores in one loop.
730         * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
731         removed fields.
732         (new_loop_vec_info): Initialize new fields.
733         (destroy_loop_vec_info): Free new fields.
734         (vect_strip_conversion): Remove.
735         * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
736         (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
737         datarefs. Add new field ddrs. 
738         Add macros for the new fields access.
739         (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
740         base_aligned_p, misalignment, memtag, ptr_info and subvars.
741         Remove their macros.
742         * tree.h (highest_pow2_factor): Declare.
743
744 2005-07-25  Jakub Jelinek  <jakub@redhat.com>
745
746         * calls.c (store_one_arg): Check for sibling call MEM arguments
747         from already clobbered incoming argument area.
748
749 2005-07-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
750
751         * c-common.c (check_missing_format_attribute): New.
752         * c-common.h (check_missing_format_attribute): Likewise.
753         * c-typeck.c (convert_for_assignment): Use it.
754
755 2005-07-24  Andreas Schwab  <schwab@suse.de>
756
757         * config/m68k/m68k.md ("extendqidi2"): When source is an address
758         register use a word move.  Correct operand of ext.w in 68000 code.
759
760 2005-07-23  Mark Mitchell  <mark@codesourcery.com>
761
762         * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
763         variables as declarations, rather than definitions.
764
765 2005-07-24  Ira Rosen  <irar@il.ibm.com>
766
767         PR tree-optimization/22526
768         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
769         of the zero node.
770
771 2005-07-24  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
772
773         * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
774         that C99 reserve for future use. Use it to define clog10,
775         clog10f and clog10l.
776
777 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
778
779         * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
780         * configure.ac: Check for -Wmissing-format-attribute.
781         
782         * configure: Regenerate.
783
784 2005-07-23  Richard Henderson  <rth@redhat.com>
785
786         PR tree-optimization/22623
787         * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
788
789 2005-07-23  Giovanni Bajo  <giovannibajo@libero.it>
790
791         PR target/22577
792         * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
793
794 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
795
796         * Makefile.in (C_TREE_H): Update dependencies.
797         * c-tree.h: Include toplev.h.
798         * diagnostic.h (diagnostic_set_info): Add format attribute.
799         * rtl-error.c (diagnostic_for_asm): Likewise.
800
801 2005-07-23  Chao-ying Fu  <fu@mips.com>
802
803         * config/mips/mips-dsp.md: New file.
804         * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
805         * config/mips/mips.c (mips_function_type): Add types for DSP builtin
806         functions.
807         (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
808         MIPS_BUILTIN_BPOSGE32.
809         (mips_expand_builtin_direct): Add one parameter to indicate that
810         builtin functions need to return a value.
811         (mips_expand_builtin_bposge): New for expanding "bposge" builtin
812         functions.
813         (mips_regno_to_class): Add classes for 12 new DSP registers.
814         (mips_subword): Change to check four HI registers.
815         (mips_output_move): Output move to and from 6 new DSP accumulators.
816         (override_options): Make sure -mdsp and -mips16 are not used together.
817         Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS.  Enable DSP accumulators
818         for machine modes.
819         (mips_conditional_register_usage): Disable 6 new DSP accumulators
820         when !TARGET_DSP.
821         (print_operand): Add 'q' for printing DSP accumulators.
822         (mips_cannot_change_mode_class): Check ACC_REGS.
823         (mips_secondary_reload_class): Check ACC_REGS.
824         (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
825         (mips_register_move_cost): Check ACC_REGS.
826         (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
827         (CODE_FOR_mips_subu_qb): New code-aliasing macros.
828         (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
829         (dsp_bdesc): New array.
830         (bdesc_arrays): Add DSP builtin function table.
831         (mips_prepare_builtin_arg): Check predicate again after
832         copy_to_mode_reg.
833         (mips_expand_builtin): Add one more parameter to
834         mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
835         MIPS_BUILTIN_BPOSGE32.
836         (mips_init_builtins): Initialize new function types.
837         (mips_expand_builtin_direct): Check if builtin functions need to
838         return a value and pass operands properly.
839         (mips_expand_builtin_bposge): New function.
840         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
841         (ASM_SPEC): Map -mdsp to -mdsp in GAS.
842         (FIRST_PSEUDO_REGISTER): Increase to 188.
843         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
844         Update for 12 new DSP registers.
845         (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
846         (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
847         (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
848         (reg_class): Add DSP_ACC_REGS and ACC_REGS.
849         (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
850         (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
851         (REG_ALLOC_ORDER): Update for 12 new DSP registers.
852         (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
853         (UIMM6_OPERAND, IMM10_OPERAND): New macros.
854         (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
855         (REGISTER_NAMES): Add names for 12 new DSP registers.
856         * config/mips/mips.md: Include mips-dsp.md.
857         (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
858         (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
859         (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
860         (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
861         (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
862         (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
863         (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
864         (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
865         (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
866         (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
867         (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
868         (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
869         (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
870         (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
871         (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
872         (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
873         (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
874         (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
875         (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
876         (UNSPEC_RDDSP): New constants.
877         (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
878         (*movsi_internal): Change 'x' to 'a' for ACC_REGS.  Add an
879         A<-d alternative.
880         * config/mips/mips.opt (-mdsp): New option.
881         * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
882         (reg_imm10_operand): New predicates.
883         * doc/extend.texi (MIPS DSP Built-in Functions): New section.
884         * doc/invoke.texi (-mdsp): Document new option.
885
886 2005-07-22  DJ Delorie  <dj@redhat.com>
887
888         * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
889         to warning calls.
890         * tree-inline.c (inlinable_function_p): Likewise.
891
892 2005-07-22  Mark Mitchell  <mark@codesourcery.com>
893
894         PR debug/21828
895         * toplev.c (check_global_declarations): Do not mark undefined
896         variables as DECL_IGNORED_P.
897         * varasm.c (first_global_object_name): GTY it.
898         (weak_global_object_name): Likewise.
899         (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
900         a string to go into {weak,first}_global_object_name.
901
902 2005-07-22  DJ Delorie  <dj@redhat.com>
903
904         * c-format.c (check_function_format): Change warning control
905         option from OPT_Wattribute to OPT_Wmissing_format_attribute.
906
907 2005-07-22  Diego Novillo  <dnovillo@redhat.com>
908
909         * tree-ssa-alias.c (count_ptr_derefs): Do not consider
910         &PTR->FLD a dereference of PTR.
911         * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
912         a potential dereference of PTR.
913
914 2005-07-22  J"orn Rennecke <joern.rennecke@st.com>
915
916         PR rtl-optimization/20370
917         * ifcvt.c (dead_or_predicable): Before calling propagate_block,
918         call allocate_reg_info if necessary.
919
920         PR rtl-optimization/21848
921         * calls.c (emit_library_call_value_1): For const functions, add
922         USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
923
924         PR rtl-optimization/22445
925         * cselib.c (target.h): Include.
926         (rtx_equal_for_cselib_p): Allow commutative matches.
927         (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
928         Remove MODE parameter.  Changed all callers.
929
930         PR rtl-optimization/22258
931         * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
932         New functions.
933         (try_combine): Use likely_spilled_retval_p.
934
935 2005-07-22  Paul Woegerer  <paul.woegerer@nsc.com>
936
937         * config.gcc: Add crx-elf support.
938
939         * doc/contrib.texi: Mention crx.
940         * doc/extend.texi: Document crx extensions.
941         * doc/install.texi: Document crx install.
942         * doc/invoke.texi: Document crx options.
943         * doc/md.texi: Document crx constraints.
944
945         * config/crx/crx-protos.h: New file.
946         * config/crx/crx.c: New file.
947         * config/crx/crx.h: New file.
948         * config/crx/crx.md: New file.
949         * config/crx/crx.opt: New file.
950         * config/crx/t-crx: New file.
951         
952 2005-07-22  Manfred Hollstein  <mh@suse.com>
953
954         * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
955         warnings.
956         (int_add_graph_edge): Likewise.
957         (collapse_nodes): Likewise.
958         (process_unification_queue): Likewise.
959
960 2005-07-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
961             Laurent GUERBY  <laurent@guerby.net>
962
963         PR tree-optimization/22336
964         * function.c (record_block_change): Check for 
965         cfun->ib_boundaries_block.
966         
967 2005-07-21  James A. Morrison  <phython@gcc.gnu.org>
968
969         * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
970         (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
971
972 2005-07-21  DJ Delorie  <dj@redhat.com>
973
974         * toplev.c (warn_deprecated_use): Add warning control to warning
975         call.
976         * c-typeck.c (parser_build_binary_op): Likewise.
977         (c_finish_if_stmt): Likewise.
978         * c-common.c (check_function_sentinel): Likewise.
979         (check_nonnull_arg): Likewise.
980
981 2005-07-21  Richard Henderson  <rth@redhat.com>
982
983         PR tree-opt/22504
984         * tree-complex.c (complex_ssa_name_components): New.
985         (cvc_lookup): Allow entry not found.
986         (create_components): Remove.
987         (create_one_component_var, get_component_var): New.
988         (get_component_ssa_name, set_component_ssa_name): New.
989         (extract_component): Use get_component_ssa_name.
990         (update_complex_components): Use set_component_ssa_name.
991         (update_complex_components_on_edge): Likewise.
992         (update_phi_components): Create new PHI nodes directly, instead
993         of adding insns to edges.
994         (tree_lower_complex): Allocate and free complex_variable_components
995         and complex_ssa_name_components here.
996
997 2005-07-20  Daniel Berlin  <dberlin@dberlin.org>
998         
999         * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1000         revert to returning false.
1001
1002 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
1003
1004         PR target/21149
1005         * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1006
1007 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
1008
1009         PR target/22576
1010         * config/i386/i386.md (cmpxf): Change operand constraints
1011         to "nonmemory_operand".
1012
1013 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
1014
1015         * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1016
1017 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
1018
1019         PR middle-end/21180
1020         * fold-const.c (fold_build1): Add checksum for the operands.
1021         (fold_build2): Likewise.        
1022         (fold_build3): Likewise.
1023
1024 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
1025
1026         PR middle-end/19055
1027         * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1028
1029 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
1030
1031         * common.opt (-fforward-propagate): Committed by mistake,
1032         removed.
1033
1034 2005-07-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1035
1036         * reg-stack.c: Fix comment typo(s).
1037         * tree-ssa-operands.c: Likewise.
1038         * tree-vectorizer: Likewise.
1039
1040 2005-07-21  Nick Clifton  <nickc@redhat.com>
1041
1042         * config/sh/symbian.c: Replace C++ style line comments with C
1043         style line comments.
1044         (symbian_add_attribute): Do not use a ? operator on the LHS of
1045         an assignment.
1046         (sh_symbian_handle_dll_attribute): Change the type of the
1047         method vector to "VEC(tree,gc)*" and use vector accessor
1048         macros to walk over the elements.
1049         (symbian_export_vtable_and_rtti_p): Likewise.
1050         (symbian_class_needs_attribute_p): Likewise.
1051
1052 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
1053
1054         PR target/22085
1055         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1056         initialize targetm.resolve_overloaded_builtin here.
1057         (altivec_expand_overloaded_builtin): Make it non-static.
1058         * config/rs6000/rs6000-protos.h
1059         (altivec_expand_overloaded_builtin): New prototype.
1060         * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1061         targetm.resolve_overloaded_builtin here.
1062         * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1063
1064 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
1065             Zdenek Dvorak  <dvorakz@suse.cz>
1066
1067         PR tree-optimization/19210
1068         * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1069         New.
1070         * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1071         * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1072         rely on unproven assumptions.
1073         * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1074         * tree-flow.h (number_of_iterations_exit): Add final parameter.
1075         * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1076         to number_of_iterations_exit.
1077         * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1078         * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1079         * tree-ssa-loop-niter.c (find_loop_niter,
1080         estimate_numbers_of_iterations_loop): Likewise.
1081         (number_of_iterations_exit): Honor the new options.
1082         * doc/invoke.texi (Wunsafe-loop-optimizations,
1083         funsafe-loop-optimizations): Document them.
1084
1085 2005-07-21  Richard Sandiford  <richard@codesourcery.com>
1086
1087         PR rtl-optimization/22167
1088         * gcse.c (hoist_code): Fix hoist_exprs[] check.
1089
1090 2005-07-20  Adam Nemet  <anemet@lnxw.com>
1091
1092         * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1093         __do_global_dtors_aux longcall.
1094
1095 2005-07-20  Kazu Hirata  <kazu@cs.umass.edu>
1096
1097         * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1098         (old_special_pred_table): Don't reference
1099         SPECIAL_MODE_PREDICATES.
1100         * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1101         * config/arc/arc.h: Don't mention PREDICATE_CODES.
1102         * config/sh/predicates.h: Don't mention
1103         SPECIAL_MODE_PREDICATES.
1104         * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1105         Remove.
1106
1107 2005-07-20  DJ Delorie  <dj@redhat.com>
1108
1109         * config.gcc: Add m32c-elf support.
1110
1111         * doc/contrib.texi: Mention m32c.
1112         * doc/extend.texi: Document m32c extensions.
1113         * doc/install.texi: Mention m32c.
1114         * doc/invoke.texi: Document m32c options.
1115         * doc/md.texi: Document m32c constraints.
1116
1117         * config/m32c/addsub.md: New file.
1118         * config/m32c/bitops.md: New file.
1119         * config/m32c/cond.md: New file.
1120         * config/m32c/jump.md: New file.
1121         * config/m32c/m32c-lib1.S: New file.
1122         * config/m32c/m32c-lib2.c: New file.
1123         * config/m32c/m32c-modes.def: New file.
1124         * config/m32c/m32c-pragma.c: New file.
1125         * config/m32c/m32c-protos.h: New file.
1126         * config/m32c/m32c.abi: New file.
1127         * config/m32c/m32c.c: New file.
1128         * config/m32c/m32c.h: New file.
1129         * config/m32c/m32c.md: New file.
1130         * config/m32c/m32c.opt: New file.
1131         * config/m32c/minmax.md: New file.
1132         * config/m32c/mov.md: New file.
1133         * config/m32c/muldiv.md: New file.
1134         * config/m32c/predicates.md: New file.
1135         * config/m32c/prologue.md: New file.
1136         * config/m32c/shift.md: New file.
1137         * config/m32c/t-m32c: New file.
1138
1139 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1140
1141         * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1142         (stack_protect_set, stack_protect_test): New expanders.
1143         (stack_protect_set_si, stack_protect_set_si_media,
1144         stack_protect_set_di_media, stack_protect_test_si,
1145         stack_protect_test_si_media, stack_protect_test_di_media):
1146         New insns.
1147
1148 2005-07-20  Andrew Pinski  <pinskia@physics.uc.edu>
1149
1150         * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1151
1152 2005-07-20  James A. Morrison  <phython@gcc.gnu.org>
1153
1154         * tree.h (tree_expr_nonzero_p): Export.
1155         * fold-const.c (tree_expr_nonzero_p): Likewise.
1156         Return true for CALL_EXPRs that are alloca calls.
1157         (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1158         against zero.
1159         * tree-flow.h (expr_computes_nonzero): Remove.
1160         * tree-vrp.c (expr_computes_nonzero): Remove.
1161         (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1162         (extract_range_from_unary_expr): Likewise.
1163         * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1164         tree_expr_nonzero_p.
1165
1166 2005-07-20  Bernd Schmidt  <bernd.schmidt@analog.com>
1167
1168         * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1169         * config/bfin/bfin.c (legitimize_pic_address): Now static.  Take
1170         extra arg "picreg" and use it instead of pic_offset_table_rtx.
1171         All callers changed.
1172         (frame_related_constant_load): New arg "related" which controls
1173         setting of RTX_FRAME_RELATED_P.  All callers changed.
1174         (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1175         (bfin_expand_prologue): Add stack limit checking.
1176         * config/bfin/bfin.md (trapifcc): New pattern.
1177
1178         * config/bfin/bfin.c: Include "langhooks.h".
1179         (def_builtin): Go through lang_hooks to call builtin_function.
1180
1181         * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
1182         * config/bfin/predicates.md (symbol_ref_operand): New.
1183         (call_insn_operand): Delete.  All callers changed to use
1184         register_no_elim_operand.
1185         * config/bfin/bfin.c (init_cumulative_args): Initialize the new
1186         call_cookie field.
1187         (function_arg): Use it to generate the call's operand 2.
1188         (bfin_longcall_p): New function.
1189         (bfin_expand_call): Extra arg "cookie".  All callers and declaration
1190         changed.  Emit extra USE in the pattern.  Use bfin_longcall_p to
1191         determine if the address needs to be in a REG.
1192         (bfin_handle_longcall_attribute): New function.
1193         (bfin_attribute_table): Add "longcall" and "shortcall".
1194         * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
1195         (CUMULATIVE_ARGS): New member call_cookie.
1196         (PREDICATE_CODES): Add symbol_ref_operand.
1197         * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
1198         extra USE to the pattern.
1199         (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
1200         New patterns, split off call_insn, sibcall_insn, call_value_insn and
1201         sibcall_value_insn; now the new patterns handle direct calls and the
1202         old ones indirect calls.
1203         * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
1204
1205 2005-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
1206
1207         * doc/trouble.texi: Update section on handling of empty loops.
1208
1209 2005-07-20  Kazu Hirata  <kazu@codesourcery.com>
1210
1211         * config.gcc: Remove support for sparc-*-openbsd*,
1212         i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
1213         ns32k-*-netbsd*.
1214         * config.host: Remove support for i860-*-sysv4* as a host.
1215         * config/i860/*, config/ip2k/*, config/ns32k/*,
1216         config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
1217         * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
1218         mention obsolete ports.
1219
1220 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1221
1222         * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
1223         soft frame pointer.
1224         (sh_expand_prologue): Use hard_frame_pointer_rtx instead
1225         of frame_pointer_rtx.
1226         (sh_expand_epilogue): Likewise.
1227         (sh_set_return_address): Likewise.
1228         (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
1229         instead of FRAME_POINTER_REGNUM if needed.  Add elimination
1230         offsets from FRAME_POINTER_REGNUM.
1231         * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
1232         (sh_register_names): Add initializer for sfp.
1233         (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
1234         (VALID_REGISTER_P): Likewise.
1235         (FIRST_PSEUDO_REGISTER): Update.
1236         (DWARF_FRAME_REGISTERS): Define.
1237         (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
1238         (HARD_FRAME_POINTER_REGNUM): Define.
1239         (FRAME_POINTER_REGNUM): Redefine.
1240         (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
1241         but HARD_FRAME_POINTER_REGNUM instead.  Add eliminations
1242         from FRAME_POINTER_REGNUM.
1243         (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
1244         FRAME_POINTER_REGNUM.
1245         (REG_CLASS_CONTENTS): Add sfp.
1246         (REG_ALLOC_ORDER): Likewise.
1247         (FRAME_GROWS_DOWNWARD): Set to 1.  Update comment.
1248         (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
1249         of frame_pointer_rtx.
1250         (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1251
1252 2005-07-19  James A. Morrison  <phython@gcc.gnu.org>
1253
1254         * fold-const.c (tree_expr_nonnegative_p): Only return true for
1255         ABS_EXPR when flag_wrapv is false because of INT_MIN.
1256         (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
1257         of an ABS_EXPR.
1258         (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
1259         ABS_EXPR<x>.
1260
1261 2005-07-20  Giovanni Bajo  <giovannibajo@libero.it>
1262
1263         Make CONSTRUCTOR use VEC to store initializers.
1264         * c-common.c (complete_array_type): Update to cope with VEC in
1265         CONSTRUCTOR_ELTS.
1266         * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
1267         (pp_c_constructor_elts): New function.
1268         * c-pretty-print.h (pp_c_constructor_elts): Declare.
1269         * c-typeck.c (build_function_call, build_c_cast, digest_init,
1270         struct constructor_stack, struct initializer_stack,
1271         constructor_elements, push_init_level, pop_init_level,
1272         add_pending_init, find_init_member, output_init_element): Update to
1273         cope with VEC in CONSTRUCTOR_ELTS.
1274         * coverage.c (build_fn_info_value, build_ctr_info_value,
1275         build_gcov_info): Likewise.
1276         * expr.c (categorize_ctor_elements_1, store_constructor,
1277         expand_expr_real_1): Likewise.
1278         * fold-const.c (fold_ternary): Likewise.
1279         * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
1280         gimplify_init_constructor, gimplify_expr): Likewise.
1281         * tree-dump.c (dequeue_and_dump): Likewise.
1282         * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
1283         node.
1284         * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
1285         CONSTRUCTOR_ELTS.
1286         * tree-sra.c (generate_element_init_1): Likewise.
1287         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1288         * tree-ssa-operands.c (get_expr_operands): Likewise.
1289         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1290         * tree-vect-transform.c (vect_get_vec_def_for_operand):
1291         (get_initial_def_for_reduction): Likewise.
1292         * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
1293         value handle in annotations.
1294         * tree.c (tree_node_kind, tree_code_size, make_node_stat,
1295         tree_node_structure): Add support for constr_kind.
1296         (build_vector_from_ctor, build_constructor_single,
1297         build_constructor_from_list): New functions.
1298         (build_constructor): Update to take a VEC instead of a TREE_LIST.
1299         (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
1300         Update to cope with VEC in CONSTRUCTOR_ELTS.
1301         * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
1302         * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
1303         CONSTRUCTOR_APPEND_ELT): New macros.
1304         (struct constructor_elt, struct tree_constructor): New data types.
1305         (union tree_node): Add tree_constructor field.
1306         * treestruct.def: Define TS_CONSTRUCTOR.
1307         * varasm.c (const_hash_1, compare_constant, copy_constant,
1308         compute_reloc_for_constant, output_addressed_constants,
1309         initializer_constant_valid_p, output_constant,
1310         array_size_for_constructor, output_constructor): Update to cope with
1311         VEC in CONSTRUCTOR_ELTS.
1312         * vec.h (VEC_empty, VEC_copy): New macros.
1313
1314 2005-07-19  Devang Patel  <dpatel@apple.com>
1315
1316         * dbxout.c (dbxout_type): Check Objective-C++ lang.
1317         
1318 2005-07-19  Richard Henderson  <rth@redhat.com>
1319
1320         PR tree-opt/22278
1321         * gimplify.c (gimplify_expr): Use main variant type for the temp
1322         destination for a discarded volatile read.
1323         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
1324         casts between non-void types that change volatility.
1325
1326 2005-07-15  DJ Delorie  <dj@redhat.com>
1327
1328         * toplev.h: Add comment about the first parameter for warning().
1329         * errors.h: Likewise.
1330
1331         * c.opt (Wpragmas): New.
1332         * doc/invoke.texi: Document it.
1333         
1334         * function.c (do_warn_unused_parameter): Add warning control to
1335         warning call.
1336         * c-decl.c (warn_if_shadowing): Likewise.
1337         * c-lex.c (cb_def_pragma): Likewise.
1338         * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1339         (pop_alignment): Likewise.
1340         (handle_pragma_pack): Likewise.
1341         (apply_pragma_weak): Likewise.
1342         (handle_pragma_weak): Likewise.
1343         (handle_pragma_redefine_extname): Likewise.
1344         (add_to_renaming_pragma_list): Likewise.
1345         (handle_pragma_extern_prefix): Likewise.
1346         (maybe_apply_renaming_pragma): Likewise.
1347         (handle_pragma_visibility): Likewise.
1348         
1349         * config/c4x/c4x-c.c (BAD): Likewise.
1350         (c4x_parse_pragma): Likewise.
1351         * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
1352         * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1353         (rs6000_pragma_longcall): Likewise.
1354         * config/v850/v850-c.c (pop_data_area): Likewise.
1355         (ghs_pragma_section): Likewise.
1356         (ghs_pragma_section): Likewise.
1357         (ghs_pragma_interrupt): Likewise.
1358         (ghs_pragma_starttda): Likewise.
1359         (ghs_pragma_startsda): Likewise.
1360         (ghs_pragma_startzda): Likewise.
1361         (ghs_pragma_endtda): Likewise.
1362         (ghs_pragma_endsda): Likewise.
1363         (ghs_pragma_endzda): Likewise.
1364
1365 2005-07-19  Danny Berlin <dberlin@dberlin.org>
1366             Kenneth Zadeck <zadeck@naturalbridge.com>
1367
1368         * Makefile.in: Removed tree-promote-statics.c
1369         * tree-promote-statics.c: Removed.
1370         * common.opt: Removed flag-promote-statics.
1371         * opts.c: Ditto.
1372         * passes.c: Removed tree-promote-statics pass. 
1373         * tree-pass.h: Ditto.
1374         * timevar.def: Removed TV_PROMOTE_STATICS.
1375
1376
1377 2005-07-19  Gerald Pfeifer  <gerald@pfeifer.com>
1378
1379         * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
1380         and *-*-freebsd9.
1381         * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
1382         
1383 2005-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1384
1385         PR c/22476
1386         * c-common.c (check_function_arguments): Call
1387         'check_function_format' if either -Wformat or
1388         -Wmissing-format-attribute are specified.
1389         * c-format.c (check_function_format): Check -Wformat before
1390         calling 'check_format_info'.
1391         * c-opts.c (c_common_post_options): Don't warn for
1392         -Wmissing-format-attribute without -Wformat.
1393         * c-typeck.c (convert_for_assignment): Detect additional cases for
1394         -Wmissing-format-attribute.
1395         * doc/invoke.texi (-Wmissing-format-attribute): Document new
1396         behavior.
1397
1398 2005-07-19  Richard Guenther  <rguenther@suse.de>
1399
1400         * config/i386/i386.md (lrint<mode>2): Use temporary
1401         instead of clobbering non-existent memory.
1402
1403 2005-07-19  Nick Clifton  <nickc@redhat.com>
1404
1405         * config/avr/avr.c (legitimate_address_p): Fix debugging print
1406         statement to avoid displaying ASCII control characters.
1407
1408 2005-07-19  Ben Elliston  <bje@au.ibm.com>
1409
1410         * bt-load.c (link_btr_uses): Fix uninitialised warnings.
1411         * cfganal.c (find_edge_index): Ditto.
1412         * combine.c (combine_instructions): Ditto.
1413         * ddg.c (create_scc): Ditto.
1414         (find_successors): Ditto.
1415         (find_predecessors): Ditto.
1416         (find_nodes_on_paths): Ditto.
1417         (longest_simple_path): Ditto.
1418         * flow.c (update_life_info): Ditto.
1419         (count_or_remove_death_notes): Ditto.
1420         (clear_log_links): Ditto.
1421         * modulo-sched.c (generate_reg_moves): Ditto.
1422         (find_max_asap): Ditto.
1423         (find_max_hv_min_mob): Ditto.
1424         (find_max_dv_min_mob): Ditto.
1425         * sbitmap.c (sbitmap_first_set_bit): Ditto.
1426         * sched-rgn.c (extract_edgelst): Ditto.
1427         * tree-into-ssa.c (prepare_names_to_update): Ditto.
1428         (dump_update_ssa): Ditto.
1429         (ssa_names_to_replace) Ditto.
1430         (switch_virtuals_to_full_rewrite): Ditto.
1431         (update_ssa): Ditto.
1432         * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1433
1434 2005-07-18  Daniel Berlin  <dberlin@dberlin.org>
1435
1436         Fix PR tree-optimization/22483
1437         
1438         * tree-complex.c (create_components): Use
1439         safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
1440         * tree-flow-inline.h (fill_referenced_var_vec): New function.
1441         * tree-flow.h (safe_referenced_var_iterator): New structure.
1442         (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
1443         * tree-ssa-alias.c (setup_pointers_and_addressables): Use
1444         safe_referenced_var iterator.
1445         (add_type_alias): Ditto.
1446
1447 2005-07-19  Steven Bosscher  <stevenb@suse.de>
1448
1449         * loop-init.c (rest_of_handle_loop2): Remove.
1450         (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
1451         rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
1452         (pass_rtl_loop_init, pass_rtl_loop_done,
1453         pass_rtl_move_loop_invariants, pass_rtl_unswitch,
1454         pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
1455         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
1456         pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
1457         pass_tree_loop_done, and pass_tree_unswitch.
1458         (gate_loop): Rename to gate_tree_loop.
1459         * passes.c (init_optimization_passes): Update for renamed tree
1460         loop passes.  Add the new loop2 passes as subpasses of loop2.
1461         * tree-pass.h: Add extern declarations for the new loop2 subpasses.
1462         Update for the renamed tree loop passes.
1463
1464 2005-07-18  Ian Lance Taylor  <ian@airs.com>
1465
1466         PR middle-end/22057
1467         * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
1468         blocks when optimizing.
1469
1470 2005-07-18  Steve Ellcey  <sje@cup.hp.com>
1471
1472         * common.opt (frename-registers): Initialize to 2.
1473         (fweb): Ditto.
1474         (fgcse-after-reload): Ditto.
1475         * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
1476         (process_options): Only change flag_web, flag_rename_registers,
1477         and flag_rerun_cse_after_loop if not explicitly set by user.
1478
1479 2005-07-18  Jan Beulich  <jbeulich@novell.com>
1480
1481         * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
1482         ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
1483         in 64-bit mode the same as DImode in 32-bit mode.
1484         (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
1485         ix86_split_lshr): Likewise. Rename to no longer refer to a specific
1486         mode. Add new mode parameter. 
1487         * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
1488         * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
1489         x86_64_shift_adj): New expanders.
1490         (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
1491         *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
1492         insns.
1493         Respective new splitters. Use renamed shift splitter helpers in 32-bit
1494         DImode shift splitters.
1495         * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
1496         ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
1497         mode parameter.
1498
1499 2005-07-18  Jan Beulich  <jbeulich@novell.com>
1500
1501         * i386.md (movdi_extzv_1): New.
1502         (zero_extendhidi2): Combine alternatives and never force use of
1503         REX64 prefix.
1504         (zero_extendqidi2): Likewise. Don't restrict input selection.
1505
1506 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
1507
1508         Fix PR tree-optimization/22531
1509         * tree-ssa-pre.c (do_eustores):  Make sure LHS is a decl for the
1510          moment.
1511
1512 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
1513
1514         * tree-promote-statics.c (pass_promote_statics): Change dump file
1515          name.
1516
1517 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
1518
1519         * tree-optimize.c (init_tree_optimization_passes): Add
1520         pass_eliminate_useless_stores pass.
1521         * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
1522         * tree-ssa-pre.c (is_copy_stmt): New function.
1523         (follow_copies_till_vuse): Ditto.
1524         (do_eustores): Ditto.
1525         (gate_eustores): Ditto. 
1526         
1527 2005-07-16  Richard Henderson  <rth@redhat.com>
1528
1529         * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
1530
1531 2005-07-16 Danny Berlin <dberlin@dberlin.org>
1532            Kenneth Zadeck <zadeck@naturalbridge.com>
1533
1534         * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
1535         ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
1536         ipa-type-escape.h, tree-promote-statics.c
1537         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
1538         ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h, 
1539         tree-promote-statics.c: new files.
1540         * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
1541         nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
1542         int nonlocal_set_p, mark_constant_function): Deleted.
1543         (rest_of_handle_cfg): Removed call to mark_constant_function. 
1544         (nonoverlapping_component_refs_p): Added calls to support
1545         type based aliasing.    
1546         * tree-ssa-alias.c (may_alias_p,
1547         compute_flow_insensitive_aliasing): Ditto.
1548         * calls.c (flags_from_decl_or_type): Removed reference to
1549         cgraph_rtl_info. 
1550         * c-typeck.c (convert_arguments): Make builtins tolerant of having
1551         too many arguments.  This is necessary for Spec 2000.
1552         * cgraph.h (const_function, pure_function): Removed.
1553         * common.opt: Added "fipa-pure-const", "fipa-reference",  
1554         "fipa-type-escape", and "ftree-promote-static".
1555         * opts.c: Ditto.
1556         * passes.c: Added ipa and tree-promote-statics passes. 
1557         * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
1558         TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
1559         * tree-dfa.c (referenced_var_lookup_if_exists): New function.
1560         * tree-flow.h: Added exposed sra calls and addition of 
1561         reference_vars_info field for FUNCTION_DECLS.
1562         * tree-pass.h: Added passes.
1563         * tree-sra.c: (sra_init_cache): New function.
1564         (sra_insert_before, sra_insert_after) Made public.
1565         (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
1566         and made public.
1567         * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
1568         aliasing. (may_alias_p): Added code to use type escape analysis to
1569         improve alias sets.
1570         * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
1571         code to prune clobbers of static variables based on information
1572         produced in ipa-reference pass.  Changed call clobbering so that
1573         statics are not marked as clobbered if the call does not clobber
1574         them.
1575
1576 2005-07-16  Daniel Berlin  <dberlin@dberlin.org>
1577
1578         * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
1579         too.
1580
1581 2005-07-16  Eric Botcazou <ebotcazou@libertysurf.fr>
1582
1583         * doc/install.texi (*-*-solaris2*): Document recommended version
1584         of GNU binutils and mention GNU linker problem on Solaris 10.
1585
1586 2005-07-16  Joseph S. Myers  <joseph@codesourcery.com>
1587
1588         PR c/22421
1589         * c-decl.c (c_build_bitfield_integer_type): New function.
1590         (finish_struct): Call it.
1591         * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
1592
1593 2005-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1594
1595         * c-typeck.c (digest_init): Call 'convert_for_assignment'
1596         before returning.
1597
1598 2005-07-16  Jan Hubicka  <jh@suse.cz>
1599
1600         * cfg.c (update_bb_profile_for_threading): Fix profile updating.
1601         (scale_bbs_frequencies_int): Watch roundoff errors.
1602         * predict.c (return_prediction): Initialize return_stmt.
1603
1604 2005-07-16  Jan Hubicka  <jh@suse.cz>
1605
1606         * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
1607         after RTL profiling.
1608
1609 2005-07-11  Andrew Pinski  <pinskia@physics.uc.edu>
1610
1611         PR middle-end/22398
1612         * fold-const.c (build_range_check): Convert high/low to etype
1613         if we are only comparing against exp.
1614
1615 2005-07-13  Daniel Berlin  <dberlin@dberlin.org>
1616
1617         Fix PR tree-optimization/22376
1618         * tree-ssa-structalias.c (build_constraint_graph): We really meant
1619         special var here.
1620         (need_to_solve): New function.
1621         (compute_points_to_sets): Use it.
1622         
1623 2005-07-15  Jan Hubicka  <jh@suse.cz>
1624
1625         * cfg.c (update_bb_profile_for_threading): More diagnostic.
1626         * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
1627
1628 2005-07-15  Richard Guenther  <rguenther@suse.de>
1629
1630         * c-common.c (handle_flatten_attribute): New function.
1631         Add flatten function attribute.
1632         * doc/extend.texi: Document flatten function attribute.
1633         * Makefile.in (ipa-inline.o): Depend on hashtab.h.
1634         * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
1635         New functions.
1636         (cgraph_decide_inlining): Handle functions with flatten
1637         attribute.
1638
1639 2005-07-14  David Edelsohn  <edelsohn@gnu.org>
1640
1641         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
1642         UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
1643         UNSPEC_XCHG, UNSPEC_AND): New.
1644         (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
1645         UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
1646         * config/rs6000/sync.md (FETCHOP): New code macro.
1647         (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
1648         New code attrs.
1649         (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
1650         (sync_compare_and_swap<mode>): Same.
1651         (sync_lock_test_and_set<mode>): Same.
1652         (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
1653         for QImode and HImode, and not PPC405.
1654         (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
1655         (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
1656         (sync_<fetchop>{si,di}_internal): New.
1657         (sync_nand{si,di}_internal): New.
1658         (sync_old_<fetchop>{si,di}_internal): New.
1659         (sync_old_nand{si,di}_internal): New
1660         (sync_new_<fetchop>{si,di}_internal): New.
1661         (sync_new_nand{si,di}_internal): New.
1662         (atomic_and{si,di}): New.
1663         (sync_new_nand{si,di}_internal): New.
1664         (atomic_and{si,di}): New.
1665         (sync_add<mode>_internal): Delete.
1666         (sync_addshort_internal): Use unspec instead of unspec_volatile.
1667         (sync_sub<mode>_internal): Delte.
1668         (sync_subshort_internal): New.
1669         (sync_andsi_internal): Use unspec instead of unspec_volatile.
1670         (sync_anddi_internal): Delete.
1671         (sync_boolsi_internal): Use unspec instead of unspec_volatile.
1672         (sync_booldi_internal): Delete.
1673         (sync_boolc<mode>_internal): Delete.
1674         (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
1675         (sync_boolc<mode>_internal2): Delete.
1676         (sync_boolcc<mode>_internal): Delete.
1677         (isync, lwsync): Use unspec instead of unspec_volatile.
1678         * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
1679         Revert UNSPEC_VOLATILE.
1680         (rs6000_split_atomic_op): New.
1681         * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
1682
1683 2005-07-14  Eric Christopher  <echristo@redhat.com>
1684
1685         * config/mips/mips.c (mips_canonicalize_comparison): Cast
1686         argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
1687
1688 2005-07-14  Eric Christopher  <echristo@redhat.com>
1689
1690         * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
1691
1692 2005-07-14  Steven Bosscher  <stevenb@suse.de>
1693
1694         PR tree-optimization/22230
1695         * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
1696         the computation of the four cross productions for "range op range".
1697
1698 2005-07-14  Alexandre Oliva  <aoliva@redhat.com>
1699             Ulrich Weigand  <uweigand@de.ibm.com>
1700
1701         PR target/20126
1702         * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
1703         in some insn.
1704
1705 2005-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
1706
1707         * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
1708
1709 2005-07-14  Steve Ellcey  <sje@cup.hp.com>
1710
1711         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
1712
1713 2005-07-14  Richard Guenther  <rguenther@suse.de>
1714
1715         PR middle-end/22347
1716         * config/i386/i386-protos.h (ix86_function_value): Change
1717         prototype to match new target hook.
1718         * config/i386/i386.c (ix86_value_regno): Change prototype
1719         to take extra type argument.
1720         (TARGET_FUNCTION_VALUE): Define.
1721         (ix86_function_ok_for_sibcall): Pass extra argument to
1722         ix86_value_regno, check return slot rtx for exact match.
1723         (ix86_function_value): Take extra parameter.  Dispatch to
1724         ix86_value_regno with fndecl/fntype as provided.
1725         (ix86_value_regno): Handle extra type argument.
1726         * config/i386/i386.h (FUNCTION_VALUE): No longer define.
1727
1728         * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
1729         * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
1730         * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
1731         * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
1732         * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
1733
1734 2005-07-14  Richard Guenther  <rguenther@suse.de>
1735
1736         * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
1737         * calls.c (expand_call): Pass fntype to hard_function_value.
1738         (emit_library_call_value_1): Likewise.
1739         * explow.c: Include target.h.
1740         (hard_function_value): Take extra argument, the fntype.
1741         Use new target hook for function_value.
1742         * expr.h (hard_function_value): Change prototype.
1743         * function.c (aggregate_value_p): Pass 0 as fntype to
1744         hard_function_value.
1745         (assign_parms): Use new target hook for function_value.
1746         Pass 0 as fntype to hard_function_value.
1747         (expand_function_end): Likewise.
1748         * reg-stack.c: Include target.h.
1749         (stack_result): Use new target hook for function_value.
1750         * target-def.h: New target hook function_value.
1751         * target.h: Likewise.
1752         * targhooks.c (default_function_value): New function.
1753         * targhooks.h (default_function_value): Declare.
1754
1755 2005-07-13  Ian Lance Taylor  <ian@airs.com>
1756
1757         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
1758
1759 2005-07-14  Jan Hubicka  <jh@suse.cz>
1760
1761         * tree-dfa.c (dump_variable): Use default_def function.
1762         * tree-ssa-alias.c (dump_points_to_info): Likewise.
1763         * tree-ssa.c (verify_use): Likewise.
1764         * tree-ssanames.c (release_ssa_name): Likewise.
1765         * tree-tailcall.c (eliminate_tail_call): Likewise.
1766         (tree_optimize_tail_calls_1): Likewise.
1767         * tree-vrp.c (get_value_range): Likewise.
1768
1769 2005-07-14  Ben Elliston  <bje@au.ibm.com>
1770
1771         * gcc.c (main): Compare language[0] with '*' when iterating over
1772         the infiles.
1773
1774 2005-07-13  Adrian StraeĀ½tling  <straetling@de.ibm.com>
1775
1776         * config/s390/s390.c: (s390_cc_modes_compatible): Move before
1777         "s390_emit_compare".  Add handling of CCZ1mode.
1778         (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
1779         (390_emit_compare): Use "s390_cc_modes_compatible" for mode
1780         checking.
1781         (s390_branch_condition_mask): Add CCZ1mode handling.
1782         * config/s390/s390.md: ("seq", "*seq"): New pattern.
1783         ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
1784         Use CCZ1mode instead of CCZmode.
1785         * config/s390/s390-modes.def: Add CCZ1mode.  Comment new mode.
1786
1787 2006-07-13  Adrian StraeĀ½tling  <straetling@de.ibm.com>
1788
1789         * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
1790         pattern.
1791         ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
1792
1793 2005-07-13  Eric Christopher  <echristo@redhat.com>
1794
1795         * config/mips/mips.c (mips_canonicalize_comparison): New.
1796         (mips_emit_int_relational): Use.
1797
1798 2005-07-13  Eric Christopher  <echristo@redhat.com>
1799
1800         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1801         static extra parts.
1802         * config/s390/s390.md: Include tpf.md. Move tpf specific
1803         patterns...
1804         * config/s390/tpf.md: To here.
1805         * config/s390/s390.opt: Move tpf specific options...
1806         * config/s390/tpf.opt: to here. Add mmain option.
1807         * config/s390/tpf-unwind.h: Remove unnecessary defines.
1808         * config/s390/tpf.h: Rewrite.
1809
1810 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
1811
1812         * doc/tm.texi: Remove @xref{Cross-profiling}.
1813
1814 2005-07-13  Jeff Law  <law@redhat.com>
1815
1816         * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
1817         expressions, test their _DECL operands for pointer equality rather
1818         than using operand_equal_p.
1819
1820 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
1821
1822         * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
1823         (TARGET_POSIX_IO): This.
1824         * config/darwin.h: Likewise.
1825         * config/freebsd.h: Likewise.
1826         * config/linux.h: Likewise.
1827         * config/lynx.h: Likewise.
1828         * config/netbsd.h: Likewise.
1829         * config/rs6000/linux64.h: Likewise.
1830         * config/rs6000/linux.h: Likewise.
1831         * config/s390/tpf.h: Likewise.
1832         * config/sh/embed-elf.h: Likewise.
1833         * config/sparc/linux64.h: Likewise.
1834         * config/sparc/linux.h: Likewise.
1835         * config/svr4.h: Likewise.
1836         * gcov-io.h: Likewise.
1837
1838         * doc/tm.texi: Updated.
1839
1840         * libgcov.c (create_file_directory): Defined only if
1841         TARGET_POSIX_IO is defined.
1842         (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
1843         is defined.
1844
1845 2005-07-13  Jan Hubicka  <jh@suse.cz>
1846
1847         * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
1848
1849 2005-07-13  David Edelsohn  <edelsohn@gnu.org>
1850
1851         * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
1852         structure as argument.
1853
1854 2005-07-13  Paolo Bonzini  <bonzini@gnu.org>
1855
1856         PR tree-optimization/21921
1857         * tree-iterator.c (tsi_link_before): Support the case when
1858         tsi_end_p (tsi) == true.
1859
1860 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
1861
1862         PR tree-optimization/22442
1863         * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
1864         correctly.
1865
1866 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
1867
1868         PR rtl-optimization/20376
1869         * toplev.c (process_options): Enable -fweb and -frename-registers when
1870         unrolling.
1871         * doc/invoke.texi: Update the information about when -fweb and
1872         -frename-registers are enabled.
1873
1874 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
1875
1876         PR tree-opt/21840
1877         * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
1878         if *rhs_p is not a SSA_NAME.
1879
1880 2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
1881         
1882         Fix PR tree-optimization/22422 
1883         * tree-ssa-structalias.c (struct variable_info): Add flag for
1884         special vars.
1885         (get_varinfo): Now a static function.
1886         (new_varinfo): init has_union and is_special_var to false.
1887         (solution_set_add): Check has_union.
1888         (do_da_constraint): Move temporary variable so it gets reset
1889         properly.
1890         Also check for special variable.
1891         (do_ds_constraint): Ditto.
1892         (do_sd_constraint): Ditto.
1893         (do_structure_copy): Check for special variable.
1894         (find_func_aliases): Ditto.
1895         (init_base_vars): Set special vars properly.    
1896
1897 2005-07-13  Jan Hubicka  <jh@suse.cz>
1898
1899         * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
1900         do unit-at-a-time.
1901
1902         * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
1903         (get_expr_operands): Fix thinko wrt flags and subvars.
1904
1905         PR tree-optimize/22379
1906         * tree-inline.c (expand_call_inline): Do not output sorry in early
1907         inlining.
1908
1909 2005-07-12  Dale Johannesen  <dalej@apple.com>
1910
1911         * config/rs6000.c (rs6000_rtx_cost):  Move FLOAT_EXTEND.
1912
1913 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
1914
1915         PR bootstrap/21704
1916         * host-linux.h: Include limits.h.
1917
1918 2005-07-12  Dale Johannesen  <dalej@apple.com>
1919
1920         * expr.c (compress_float_constant):  Add cost check.
1921         * config/rs6000.c (rs6000_rtx_cost):  Adjust FLOAT_EXTEND cost.
1922
1923 2005-07-12  Dale Johannesen  <dalej@apple.com>
1924
1925         * gcc.target/i386/compress-float-sse.c:  New.
1926         * gcc.target/i386/compress-float-sse-pic.c:  New.
1927         * gcc.target/i386/compress-float-387.c:  New.
1928         * gcc.target/i386/compress-float-387-pic.c:  New.
1929         * gcc.dg/compress-float-ppc.c:  New.
1930         * gcc.dg/compress-float-ppc-pic.c:  New.
1931
1932 2005-07-12  Eric Christopher  <echristo@redhat.com>
1933
1934         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1935         static extra parts.
1936         * config/s390/s390.md: Include tpf.md. Move tpf specific
1937         patterns...
1938         * config/s390/tpf.md: To here.
1939         * config/s390/s390.opt: Move tpf specific options...
1940         * config/s390/tpf.opt: to here. Add mmain option.
1941         * config/s390/tpf-unwind.h: Remove unnecessary defines.
1942         * config/s390/tpf.h: Rewrite.
1943
1944 2005-07-12  Eric Christopher  <echristo@redhat.com>
1945
1946         * gcc.c (struct infile): Update comment for language.
1947         (main): Rewrite input file resetting code.
1948
1949 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
1950
1951         PR tree-opt/22335
1952         * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
1953         requiring a cast in a non RHS of modify_expr.  Add a cast when required.
1954         (lookup_avail_expr): Use constant_boolean_node instead
1955         of boolean_false_node/boolean_true_node.
1956
1957 2005-07-12  Ben Elliston  <bje@au.ibm.com>
1958
1959         * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
1960         and use it when printing num_edges.
1961
1962 2005-07-12  Bernd Schmidt  <bernd.schmidt@analog.com>
1963
1964         * doc/extend.texi (Blackfin Built-in Functions): New section.
1965         * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
1966         @opindex.
1967
1968 2005-07-12  Adrian Straetling  <straetling@de.ibm.com>
1969
1970         * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
1971         s/cmpstrsi/cmpstrnsi
1972         (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
1973         'cmpstrnsi'.
1974         * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
1975         (init_optabs): Initialize cmpstrn_optab.
1976         * optabs.h: (enum insn_code cmpstrn_optab): Declare.
1977         * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
1978         * expr.c: (enum insn_code cmpstrn_optab): Declare.
1979         * config/i386/i386.md: s/cmpstr/cmpstrn
1980         * config/c4x/c4x.md: s/cmpstr/cmpstrn
1981         * doc/md.texi: Update documentation.
1982
1983 2005-07-11  Richard Henderson  <rth@redhat.com>
1984
1985         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
1986         build_va_arg_indirect_ref.
1987         (alpha_gimplify_va_arg): Likewise.
1988         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1989         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1990         * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
1991         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1992         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1993         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
1994         Likewise.
1995         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1996
1997 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
1998
1999         * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2000         * passes.c (init_optimization_passes): Add pass_empty_loop.
2001         * tree-pass.h (pass_empty_loop): Declare.
2002         * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2003         try_remove_empty_loop, remove_empty_loops): New functions.
2004         * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2005         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2006
2007 2005-07-12  Peter Barada  <peter@the-baradas.com>
2008
2009         PR middle-end/16719
2010         PR middle-end/18421
2011         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2012         in address registers.
2013         * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2014         * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2015         alternative of addsi3_5200.
2016
2017 2005-07-11  Ian Lance Taylor  <ian@airs.com>
2018
2019         * config/mips/mips.md (ffs<mode>2): Remove.
2020
2021 2005-07-11  Ian Lance Taylor  <ian@airs.com>
2022
2023         * doc/tree-ssa.texi (Cleanups): Improve description of
2024         TRY_FINALLY_EXPR.
2025         (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2026
2027 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
2028         
2029         * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2030         * tree.h (DECL_ARGUMENT_FLD): New macro.
2031
2032 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
2033         
2034         Fix PR tree-optimization/22404
2035
2036         * tree-ssa-structalias.c (create_variable_info_for): Use
2037         correct offset.
2038
2039 2005-07-11  Bernd Schmidt  <bernd.schmidt@analog.com>
2040
2041         * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2042         compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2043         for second comparison operand.
2044         * config/bfin/predicates.md (reg_or_const_int_operand): New.
2045
2046         * config/bfin/bfin.md (define_attr "type"): Add "sync".
2047         (define_insn_reservation "alu"): Likewise.
2048         (csync, ssync): Now of type sync.
2049         * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2050         -mcsync-anomaly -mspecld-anomaly.
2051         * config/bfin/bfin.opt (mcsync): Remove.
2052         (mcsync-anomaly, mspecld-anomaly): Add.
2053         * config/bfin/bfin.c: Include "insn-codes.h".
2054         (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2055         (TARGET_DEFAULT_TARGET_FLAGS): New.
2056         * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2057
2058 2005-07-11  Steven Bosscher  <stevenb@suse.de>
2059
2060         * basic-block.h: Give the BB flags enum a name, bb_flags.
2061         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2062         * cfgcleanup.c (enum bb_flags): Remove here.
2063         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2064         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2065         (update_forwarder_flag): Likewise.
2066         (thread_jump): Likewise.
2067         (try_forward_edges): Likewise.
2068         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
2069         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
2070         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2071
2072 2005-07-11  Richard Guenther  <rguenther@suse.de>
2073
2074         * config/i386/i386.opt: New target option -msseregparm.
2075         * config/i386/i386.c (override_options): Error out for
2076         -msseregparm but no SSE support.
2077         (ix86_function_sseregparm): Check for global sseregparm.
2078         * doc/invoke.texi: Document -msseregparm.
2079
2080 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2081
2082         * config.gcc (m32r-*-linux*): Use the default extra_parts.
2083         (m32rle-*-linux*): Ditto.
2084
2085 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
2086
2087         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2088         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2089         bytes.
2090
2091 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2092
2093         PR middle-end/22239
2094         PR target/20126
2095         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2096         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2097
2098 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
2099
2100         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2101         (varmap): Heapify varmap.
2102         (constraints): Heapify constraints.
2103         (struct constraint_graph): Heapify succs and preds.
2104         (constraint_vec_find): Update for heapification.
2105         (constraint_set_union): Ditto.
2106         (insert_into_complex): Ditto.
2107         (constraint_edge_vec_find): Ditto.
2108         (erase_graph_self_edge): Ditto.
2109         (add_graph_edge): Ditto.
2110         (get_graph_weights): Ditto.
2111         (merge_graph_nodes): Ditto.
2112         (build_constraint_graph): Ditto.
2113         (topo_visit): Ditto.
2114         (solve_graph): Ditto.
2115         (create_variable_info_for): Ditto.
2116         (init_base_vars): Ditto.
2117         (delete_points_to_sets): Free graph, varmap, and complex constraints.
2118         (condese_varmap_nodes): Free complex vector.
2119         (clear_edges_for_node): Clear succs and preds vector.
2120
2121 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
2122
2123         * tree-ssa-structalias.c (update_alias_info): Change counting of
2124         references to not include vdefs.
2125         
2126 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
2127
2128         * tree-ssa-alias.c (free_used_part_map): Add missing free.
2129         (up_insert): Ditto.
2130
2131 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2132
2133         * pa.c (pa_commutative_p): Make PLUS commutative when
2134         TARGET_NO_SPACE_REGS is true.
2135
2136 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
2137
2138         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2139         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2140         * tree-dfa.c (dump_subvars_for): New.
2141         (debug_subvars_for): New.
2142         (dump_variable): Show subvariables if VAR has them.
2143         * tree-flow-inline.h (get_subvar_at): New.
2144         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2145         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2146         Update all users.
2147         (struct subvar): Change fields offset and size to unsigned
2148         HOST_WIDE_INT.
2149         (dump_subvars_for): Declare.
2150         (debug_subvars_for): Declare.
2151         (get_subvar_at): Declare.
2152         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2153         to unsigned HOST_WIDE_INT *.
2154         (overlap_subvar): Likewise.
2155         * tree-gimple.c (is_gimple_reg): Always return false for
2156         SFTs and memory tags.
2157         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2158         Update all callers.
2159         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2160         (compute_may_aliases): Call compute_points_to_sets.
2161         (collect_points_to_info_for): Remove.
2162         (compute_points_to_and_addr_escape): Remove.
2163         (delete_alias_info): Call delete_points_to_sets.
2164         (compute_flow_sensitive_aliasing): If the call to
2165         find_what_p_points_to returns false, call set_pt_anything.
2166         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2167         (set_pt_anything): Clear pi->pt_vars.
2168         (set_pt_malloc): Remove.
2169         (merge_pointed_to_info): Remove.
2170         (add_pointed_to_expr): Remove.
2171         (add_pointed_to_var): Remove.
2172         (collect_points_to_info_r): Remove.
2173         (is_escape_site): Make extern.
2174         (create_sft): New.
2175         (create_overlap_variables_for): Call it.
2176         * tree-ssa-copy.c (merge_alias_info): Never merge
2177         flow-sensitive alias information.
2178         * tree-ssa-operands.c (get_expr_operands): Adjust variables
2179         offset and size to be unsigned HOST_WIDE_INT.
2180         (add_to_addressable_set): Rename from note_addressable.
2181         Set TREE_ADDRESSABLE as the variables are added to the set.
2182         Update all users.
2183         (add_stmt_operand): Do not try to micro-optimize unmodifiable
2184         operands into VUSEs when adding V_MAY_DEFs for members in an
2185         alias set.
2186         * tree-ssa-operands.h (add_to_addressable_set): Declare.
2187         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
2188         (struct variable_info): Add bitfield is_heap_var.
2189         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
2190         (new_var_info): Initialize is_heap_var.
2191         (get_constraint_for): Add HEAP variables to the symbol table.
2192         Mark them with is_heap_var.
2193         (update_alias_info): New.  Taken mostly from the old
2194         compute_points_to_and_addr_escape.
2195         (handle_ptr_arith): New.
2196         (find_func_aliases): Call update_alias_info.
2197         Call handle_ptr_info for tcc_binary expressions.
2198         Call mark_stmt_modified.
2199         (create_variable_info_for): If DECL has subvars, do not create
2200         variables for its subvars.  Always add all the fields.
2201         (set_uids_in_ptset): If the solution includes ANYOFFSET and
2202         SFTs, then add all the SFTs of the structure.
2203         If VI->DECL is an aggregate with subvariables, add the SFT at
2204         VI->OFFSET.
2205         (find_what_p_points_to): If VI is an artificial variable,
2206         translate to bitfields in SSA_NAME_PTR_INFO.
2207         If the solution is empty, set pi->pt_vars to NULL
2208         (init_base_vars): Create ANYOFFSET.
2209         (compute_points_to_sets): Rename from create_alias_vars.
2210         Make extern.
2211         (pass_build_pta): Remove.
2212         (delete_points_to_sets): Rename from delete_alias_vars.
2213         (pass_del_pta): Remove.
2214         * tree-ssa-structalias.h (struct alias_info): Move from
2215         tree-ssa-alias.h.
2216         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
2217         NUM_REFERENCES_SET): Likewise.
2218         (compute_points_to_sets, delete_points_to_sets): Declare.
2219
2220 2005-07-09  Richard Henderson  <rth@redhat.com>
2221
2222         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
2223         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
2224         alpha_split_lock_test_and_set_12): New functions.
2225         * config/alpha/alpha-protos.h: Update.
2226         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
2227         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
2228         * config/alpha/sync.md (I12MODE): New.
2229         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
2230         (sync_<fetchop_name><I48MODE>): Likewise.
2231         (sync_nand<I48MODE>): Likewise.
2232         (sync_old_<fetchop_name><I48MODE>): Likewise.
2233         (sync_new_<fetchop_name><I48MODE>): Likewise.
2234         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2235         (sync_compare_and_swap<I48MODE>): Likewise.
2236         (sync_lock_test_and_set<I48MODE>): Likewise.
2237         (sync_compare_and_swap<I12MODE>): New.
2238         (sync_compare_and_swap<I12MODE>_1): New.
2239         (sync_lock_test_and_set<I12MODE>): New.
2240         (sync_lock_test_and_set<I12MODE>_1): New.
2241
2242 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
2243
2244         PR 21356
2245         PR 22332
2246         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
2247
2248 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
2249
2250         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
2251         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2252
2253 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
2254
2255         PR target/21656
2256         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2257
2258 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
2259
2260         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
2261         memory_operand constraint.
2262         (store_conditional_<mode>): Same.
2263         (sync_compare_and_swap<mode>): Same.
2264         (sync_lock_test_and_set<mode>): Same.
2265
2266 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
2267
2268         Rewrite PIC support to more closely model actual instructions.
2269         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
2270         (cris_symbol): Remove prototypes for removed functions.
2271         (cris_pic_symbol_type_of, cris_valid_pic_const)
2272         (cris_expand_pic_call_address): Prototypes for new functions.
2273         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
2274         variable.
2275         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
2276         modifiers.
2277         <case ':'>: Add case for new punctuation character.
2278         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
2279         emitting (extra) PIC modifier.
2280         <case UNSPEC>: Do not assert for PLT.
2281         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
2282         (cris_expand_prologue, cris_expand_epilogue): Check
2283         for pic_offset_table_rtx usage instead of taking
2284         current_function_uses_pic_offset_table as the final word.
2285         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
2286         Remove flag_pic difference.
2287         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
2288         the moral equivalents of...
2289         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
2290         functions.
2291         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
2292         (cris_handle_option): Mark ARG as unused.
2293         (cris_expand_pic_call_address): New worker function for "call",
2294         "call_value".
2295         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
2296         output PIC constructs here.
2297         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
2298         as symbol-specific modifers, not whole or part of operands.
2299         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
2300         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
2301         constants and flag_pic.
2302         (CONSTANT_INDEX_P): Adjust for new functions.
2303         (enum cris_pic_symbol_type): New helper type.
2304         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
2305         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
2306         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
2307         define_constants.
2308         ("movsi"): Emit actual instructions for GOT and relative access.
2309         ("*movsi_got_load"): New pattern to set up the register holding
2310         the GOT pointer.
2311         ("*movsi_internal"): Operand 1 is not a plain general_operand.
2312         Adjust FIXME for 'S'.
2313         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
2314         Use "movs" for -fpic cases.
2315         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
2316         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
2317         ("call", "call_value"): Just call cris_expand_pic_call_address for
2318         PIC addresses.
2319         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
2320         Remove special pattern.
2321         ("*expanded_call_side", "*expanded_call_value_side"): New
2322         patterns.
2323         (gotplt-to-plt, gotplt-to-plt-side-call)
2324         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
2325         peephole2:s.
2326         * config/cris/cris/predicates.md
2327         ("cris_general_operand_or_gotless_symbol"): Remove unused
2328         predicate.
2329         ("cris_general_operand_or_symbol"): Adjust for new functions.
2330
2331 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
2332
2333         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2334
2335 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
2336
2337         * Makefile.in (TREE_H): Add treestruct.def.
2338         (c-decl.o): Add pointer-set.h
2339         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2340         visibility on regular DECL's.
2341         (merge_decls): Fix the copying of decl nodes of various types for
2342         the new structures.  Don't update RTL, section name, weak status,
2343         etc, on DECL's without RTL.     
2344         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2345         Don't check volatile on non-variable types.
2346         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2347         to check whether we have seen arguments.
2348         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2349         flag is checked before field (flag is common, field is not).    
2350         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
2351         TS_DECL_COMMON could have an origin.
2352         (add_location_or_const_value_attribute): Don't check section name
2353         on non-var/function decls.
2354         (dwarf2out_var_location): Reverse order of tests.
2355         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
2356         with DECL_WRTL_CHECK.
2357         * expmed.c (make_tree): rtl is now in decl_with_rtl.
2358         * fold-const.c (fold_binary): Don't check weakness on
2359         non-var/function decls.
2360         (tree_expr_nonzero_p): Ditto.
2361         (fold_checksum_tree): Use tree_decl_extra as sizeof
2362         buffer.
2363         * ggc-page.c (extra_order_size_table): Add sizes for
2364         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
2365         tree_field_decl.
2366         * gimplify.c (gimplify_bind_expr): Only set
2367         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
2368         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
2369         without RTL.
2370         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
2371         * langhooks.h (init_ts). New langhook.
2372         * passes.c (rest_of_decl_compilation): Reverse order of tests.
2373         * print-tree.c (print_node): Update to only print fields that
2374         exist in the structures the passed decl has.
2375         * toplev.c (wrapup_global_declarations): Don't reset
2376         DECL_DEFER_OUTPUT on DECL's that don't contain it.
2377         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
2378         * tree-inline.c (remap_decl): Ditto.
2379         * tree-outof-ssa.c (create_temp): Reverse order of tests.
2380         * tree-pretty-print.c (print_declaration): Don't print
2381         DECL_REGISTER on things that don't contain it.
2382         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
2383         non-var/function decls.
2384         * tree.c (tree_contains_struct): New structure.
2385         (init_priority_for_decl): New hashtable.
2386         (tree_int_map): New structure.
2387         (tree_int_map_eq): New function.
2388         (tree_int_map_marked_p): Ditto.
2389         (tree_int_map_hash): Ditto.
2390         (tree_map): Move to tree.h.
2391         (tree_map_eq): Externalize.
2392         (tree_map_hash): Ditto.
2393         (tree_map_marked_p): Ditto.
2394         (init_ttree): Set up tree_contains_struct and call langhook.
2395         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
2396         (tree_code_size): Update for new structures.
2397         (tree_node_structure): Update for new structures.
2398         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
2399         without the field.
2400         (copy_node_stat):  Copy init priority.
2401         (build_decl_stat): Ditto for visibility.
2402         (ts_enum_names): New.
2403         (tree_contains_struct_check_failed): New function.
2404         (decl_init_priority_lookup): Ditto.
2405         (decl_init_priority_insert): Ditto.
2406         * treestruct.def: New file.
2407         * tree.h (CODE_CONTAINS_STRUCT): New macro.
2408         (CONTAINS_STRUCT_CHECK): Ditto.
2409         (tree_contains_struct_check_failed): New prototype.
2410         (DECL_CHECK): Removed.
2411         (DECL_MINIMAL_CHECK): New.
2412         (DECL_COMMON_CHECK): Ditto.
2413         (DECL_WRTL_CHECK): Ditto.
2414         (DECL_NON_COMMON_CHECK): Ditto.
2415         (DECL_WITH_VIS_CHECK): Ditto.
2416         (VAR_OR_FUNCTION_DECL_P): Ditto
2417         (struct tree_decl_minimal): New structure.
2418         (struct tree_decl_common): Ditto.
2419         (struct tree_decl_with_rtl): Ditto.
2420         (struct tree_decl_with_vis): Ditto.
2421         (struct tree_decl_non_common): Ditto.
2422         (struct tree_field_decl): Ditto.
2423         (struct tree_parm_decl): Ditto.
2424         (struct tree_var_decl): Ditto.
2425         (struct tree_function_decl): Ditto.
2426         (struct tree_const_decl): Ditto.
2427         (struct tree_result_decl): Ditto.
2428         (union tree_node): Add new structures.
2429         * var-tracking.c (track_expr_p): Reverse order of tests.
2430         
2431         * doc/c-tree.texi: Add documentation on DECL node internal structure.
2432
2433 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
2434
2435         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
2436         * system.h: Poison FINALIZE_PIC.
2437         * doc/tm.texi (FINALIZE_PIC): Remove.
2438
2439 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
2440
2441         PR tree-opt/22329
2442         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
2443         to the correct type if we have a MODIFY_EXPR.
2444
2445 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
2446
2447         PR tree-optimization/22360
2448         * tree.c (upper_bound_in_type): Fix calculations for casting
2449         to a non-wider signed type and casting a signed value to a
2450         wider unsigned type.
2451         (lower_bound_in_type): Fix calculations for casting to a
2452         non-wider signed type.
2453
2454         PR tree-optimization/20139
2455         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
2456         release_defs.
2457         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
2458         fold_cond_expr_cond.
2459         * tree-ssanames.c (release_defs): Assert in_ssa_p.
2460         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2461
2462 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
2463
2464         PR tree-opt/22356
2465         * tree-complex.c (expand_complex_libcall): Produce
2466         REALPART_EXPR/IMAGPART_EXPR with the correct type.
2467
2468 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
2469
2470         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
2471         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
2472         b" assert and inserted fastpath code for this case.
2473         (bitmap_ior): Removed "a != b" assert.
2474
2475 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2476
2477         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
2478         (ENDFILE_SPEC): Likewise.
2479         * config/m32r/m32r.h (ASM_SPEC): Likewise.
2480
2481         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
2482         a large stack frame at epilogue.
2483
2484 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
2485
2486         * final.c: Include sdbout.h when required.
2487
2488 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
2489
2490         * config.gcc (*-*-darwin*): Only one target-specific header file
2491         for generic darwin.
2492         (powerpc-*-darwin*): Add version-specific header files.
2493         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
2494         * config.in: Regenerate.
2495         * configure: Regenerate.
2496         * gcc.c: Include xregex.h.
2497         (version_compare_spec_function): New.
2498         (spec_function): Add version-compare.
2499         (replace_outfile_spec_function): Reformat comment.
2500         (compare_version_strings): New.
2501         * config/darwin-c.c (version_as_macro): New.
2502         (builtin_define): New.
2503         (darwin_cpp_builtins): New.
2504         * config/darwin-protos.h (darwin_cpp_builtins): New.
2505         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
2506         (LIB_SPEC): Make unconditional, update comment.
2507         (TARGET_C99_FUNCTIONS): Define.
2508         * config/darwin.opt: Sort.
2509         (mmacosx-version-min=): New.
2510         * config/darwin7.h: Delete.
2511         * config/darwin8.h: Delete.
2512         * config/i386/darwin.h (): Call darwin_cpp_builtins.
2513         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
2514         (TARGET_C99_FUNCTIONS): Define.
2515         * config/rs6000/darwin7.h: New.
2516         * config/rs6000/darwin8.h: New.
2517         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
2518         (-mmacosx-version-min): Document.
2519
2520 2005-07-07  Ian Lance Taylor  <ian@airs.com>
2521
2522         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
2523
2524 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
2525
2526         PR middle-end/22239
2527         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
2528
2529 2005-07-07  Khem Raj  <kraj@mvista.com>
2530
2531         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
2532         in bytes, not words.
2533
2534 2005-07-07  Paul Brook  <paul@codesourcery.com>
2535
2536         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
2537         DEFAULT_FUNCTION_ARG_PADDING to upward.
2538
2539 2005-07-07  Richard Henderson  <rth@redhat.com>
2540
2541         * function.c (locate_and_pad_parm): Record parameter alignment in
2542         stack_alignment_needed.
2543
2544 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
2545
2546         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
2547         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
2548         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
2549         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
2550         (define_attr "type"): Add isync, sync, load_l, store_c.
2551         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
2552         Create scratch volatile MEM.
2553         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
2554         sync.
2555         (load_locked_<mode>): New.
2556         (store_conditional_<mode>): New.
2557         (sync_compare_and_swap<mode>): Replace with splitter.
2558         (sync_lock_test_and_set<mode>): Replace with splitter.
2559         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
2560         and UNSPECV_ISYNC.
2561         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
2562         is ics.  Attribute isync.
2563         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
2564         lwsync.
2565         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
2566         and UNSPECV_SYNC_OP.
2567         (emit_unlikely_jump): New.
2568         (emit_load_locked): New.
2569         (emit_store_conditional): New.
2570         (rs6000_split_compare_and_swap): New.
2571         (rs6000_split_lock_test_and_set): New.
2572         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
2573         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
2574         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
2575         rs6000_split_lock_test_and_set): Declare.
2576         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
2577         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
2578         store_c, isync, sync.
2579
2580 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
2581
2582         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
2583         filenames to gtyp-gen.h.
2584         (s-typ-gen): Use it in place of for loops.
2585
2586 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
2587
2588         * hooks.c (hook_bool_rtx_int_false): New function.
2589         * hooks.h (hook_bool_rtx_int_false): Declare.
2590         * target-def.h (TARGET_COMMUTATIVE_P): Define.
2591         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
2592         * target.h (struct gcc_target): Add commutative_p member.
2593         * targhooks.c (hook_bool_rtx_commutative_p): New function.
2594         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
2595         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
2596         (pa_commutative_p): New function.
2597         * jump.c (target.h): Include.
2598         (rtx_renumbered_equal_p): Use targetm.commutative_p.
2599         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
2600
2601 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
2602
2603         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
2604         (s390_expand_setmem): New.
2605         * config/s390/s390.c: Likewise. 
2606         (print_shift_count_operand): Truncate to 12 bits instead of 6.
2607         Adapt comments.
2608         * config/s390/s390.md: ("setmem<mode>"): Accept character as
2609         general_operand.  Call new function "s390_expand_setmem".
2610         ("clrmem_long", "*clrmem_long"): Rewrite to ...
2611         ("setmem_long", "*setmem_long"): ... this.
2612
2613 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
2614         
2615         * config/s390/s390.c: (optimization_options): Enable
2616         TARGET_MVCLE at -Os.
2617         * doc/invoke.texi: Document changes in default behaviour.
2618         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
2619
2620 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
2621
2622         * expr.c: (set_storage_via_setmem): Convert opchar to mode
2623         defined by back-end.
2624
2625 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
2626
2627         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
2628         all sets in the pattern.
2629         * config/rs6000/rs6000.md (stack_protect_testsi,
2630         stack_protect_testdi): Likewise.
2631
2632 2005-07-06  Jeff Law  <law@redhat.com>
2633
2634         * tree-vrp.c (simplify_using_ranges): Kill.
2635         (vrp_finalize): Remove call to simplify_using_ranges.
2636         (simplify_stmt_using_ranges): New function extracted from
2637         simplify_using_ranges.
2638         (simplify_div_or_mod_using_ranges): Likewise.
2639         (simplify_abs_using_ranges): Likewise.
2640         (simplify_cond_using_ranges): New function.
2641         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
2642         * tree-ssa-propagate.c (substitute_and_fold): Call
2643         simplify_stmt_using_ranges if we have range information.
2644
2645 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
2646
2647         * config/ia64/ia64.c (ia64_reorg): Check optimize before
2648         ia64_flag_schedule_isns2.
2649
2650         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
2651         reading/writing general registers.
2652         (ia64_function_arg): Revert 2005-06-18 change.
2653
2654 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
2655
2656         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
2657         (legitimize_tls_address): Use gcc_unreachable instead of abort.
2658
2659 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
2660
2661         * function.c (expand_function_end): Revert part of 2005-06-27
2662         patch.  Do sjlj_emit_function_exit_after after return_label.
2663
2664 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
2665
2666         * doc/install.texi (--disable-libssp): New.
2667
2668 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
2669
2670         * doc/invoke.texi: Update -fforce-mem documentation.
2671         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove 
2672         code for -fforce-mem.
2673         * expmed.c: (store_bit_field,store_fixed_bit_field,
2674         extract_bit_field): Ditto.
2675         * expr.c: (convert_move): Ditto.
2676         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
2677         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
2678         emit_conditional_add,expand_float,expand_fix): Ditto.
2679         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
2680         (common_handle_option): Issue warning when -fforce-mem specified.
2681
2682 2005-07-06  Paul Brook  <paul@codesourcery.com>
2683
2684         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
2685         argument is empty.
2686         * configure: Regenerate.
2687
2688 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
2689
2690         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
2691
2692 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
2693
2694         Fix PR tree-optimization/22319
2695         Fix PR tree-optimization/22140
2696         Fix PR tree-optimization/22310
2697
2698         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
2699         variable sized types.
2700         Use correct type for intermediate structure on *a = *b structure
2701         copies.
2702                 
2703 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
2704
2705         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
2706         Remove.
2707         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
2708         (machine_function): Move typedef to...
2709         * config/rs6000/rs6000.c (machine_function): ... here.  Add
2710         varargs_save_offset field.
2711         (rs6000_stack_t): Remove varargs_size field.
2712         (setup_incoming_varargs): Allocate varargs save area using
2713         assign_stack_local, try to make it as small as possible.
2714         Save offset from virtual_stack_vars_rtx to the save area
2715         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
2716         instead of magic 8 when fp word byte size is used.
2717         (rs6000_va_start): Use cfun->machine->varargs_save_offset
2718         instead of -RS6000_VARARGS_SIZE.
2719         (rs6000_stack_info, debug_stack_info,
2720         rs6000_initial_elimination_offset): Remove all traces of
2721         varargs_size.
2722         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
2723         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
2724         RS6000_VARARGS_AREA.
2725
2726 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
2727
2728         PR tree-optimization/21963
2729         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
2730         constant_multiple_of in the same way get_computation_cost_at does.
2731
2732 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
2733
2734         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
2735         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
2736         (gen_compare_reg): If sparc_compare_emitted is set, clear it
2737         and return its previous value.
2738         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
2739         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
2740         constants.
2741         (stack_protect_set, stack_protect_test): New expanders.
2742         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
2743         stack_protect_testdi): New insns.
2744         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2745         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
2746
2747 2005-07-06  Jeff Law  <law@redhat.com>
2748
2749         * tree-ssa-dce.c (cfg_altered): New global.
2750         (tree_dce_init): Initialize cfg_altered.
2751         (remove_dead_stmt): If we remove an edge in the CFG, then set
2752         CFG_ALTERED.
2753         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
2754         the dominators.
2755
2756 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
2757
2758         * Makefile.in (stamp-collect-ld): Use
2759         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
2760         ./collect-ld if it already exists.
2761         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
2762         Don't remove ./nm if it already exists.
2763
2764 2005-07-05  Devang Patel  <dpatel@apple.com>
2765
2766         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
2767         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
2768         * tree-vectorizer.c (vect_loop_location): New.
2769         (vect_print_dump_info): Use vect_loop_location.
2770         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
2771         (vectorize_loops): Set vect_loop_location.
2772         * tree-vect-analyze.c (vect_analyze_offset_expr, 
2773         vect_determin_vectorization_factor, vect_analyze_operations,
2774         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
2775         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
2776         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
2777         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
2778         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
2779         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
2780         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
2781         vect_analyze_loop): Adjust vect_print_dump_info API.
2782         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
2783         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
2784         vect_finish_stmt_generation, vectorizable_assignment, 
2785         vectorizable_operation, vectorizable_store, vectorizable_load, 
2786         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
2787         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
2788         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
2789         vect_transform_loop): Same.
2790         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
2791         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
2792         Same.
2793
2794 2005-07-05  Randolph Chung  <tausq@debian.org>
2795
2796         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
2797         * configure: Regenerate.
2798         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
2799         (pa_tls_referenced_p): Declare.
2800         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
2801         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
2802         (legitimize_tls_address): New.
2803         (hppa_legitimize_address): Handle TLS addresses.
2804         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
2805         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2806         (emit_move_sequence): Handle TLS addresses.
2807         (pa_encode_section_info): Call default handler to handle common 
2808         sections.
2809         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
2810         (CONSTANT_ADDRESS_P): Reject TLS operands.
2811         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
2812         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
2813         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
2814         (UNSPEC_TLSLE): Define new constants. 
2815         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
2816         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
2817         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
2818         (tie_symbolic_operand, tle_symbolic_operand): New
2819
2820 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
2821
2822         * aclocal.m4: Update macros for autoconf 2.59 style.
2823         * configure.ac: Likewise.
2824
2825 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2826
2827         * pa.c (function_value): Handle small aggregates on 32-bit targets.
2828         (function_arg): Pass small aggregates in general registers on 32-bit
2829         targets.
2830         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
2831
2832 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
2833
2834         * Makefile.in (final.o): Fix dependencies.
2835
2836 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
2837
2838         PR c/22013
2839         PR c/22098
2840         * langhooks.h (struct lang_hooks): Add expr_to_decl.
2841         * langhooks.c (lhd_expr_to_decl): New.
2842         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
2843         New.
2844         (LANG_HOOKS_INITIALIZER): Update.
2845         * tree.c (recompute_tree_invarant_for_addr_expr): Call
2846         expr_to_decl langhook.
2847         * c-tree.h (c_expr_to_decl): Declare.
2848         * c-typeck.c (c_expr_to_decl): New.
2849         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
2850         specially.
2851         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
2852
2853 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
2854
2855         PR c/22308
2856         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
2857         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
2858
2859 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
2860
2861         * Makefile.in: Adjust dependencies.
2862         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
2863         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
2864         * alias.c (rest_of_handle_cfg, pass_cfg): New.
2865         * bb-reorder.c (duplicate_computed_gotos): Make it static.
2866         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
2867         rest_of_compilation.
2868
2869         * bb-reorder.c (gate_duplicate_computed_gotos,
2870         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
2871         rest_of_handle_reorder_blocks, pass_reorder_blocks,
2872         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
2873         pass_partition_blocks): New.
2874         * bt-load.c (gate_handle_branch_target_load_optimize,
2875         rest_of_handle_branch_target_load_optimize,
2876         pass_branch_target_load_optimize): New.
2877         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
2878         pass_jump2): New.
2879         * cfglayout.c (pass_insn_locators_initialize): New.
2880         * cfgrtl.c (pass_free_cfg): New.
2881         * combine.c (gate_handle_combine, rest_of_handle_combine,
2882         pass_combine): New.
2883         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
2884         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
2885         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
2886         * except.c (pass_set_nothrow_function_flags,
2887         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
2888         pass_rtl_eh): New.
2889         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
2890         rest_of_handle_shorten_branches, pass_shorten_branches,
2891         rest_of_clean_state, pass_clean_state): New.
2892         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
2893         rest_of_handle_remove_death_notes, pass_remove_death_notes,
2894         rest_of_handle_life, pass_life, rest_of_handle_flow2,
2895         pass_flow2): New.
2896         * function.c (pass_instantiate_virtual_regs, pass_init_function,
2897         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
2898         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2899         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
2900         pass_gcse): New.
2901         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
2902         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
2903         pass_rtl_ifcvt, gate_handle_if_after_combine,
2904         rest_of_handle_if_after_combine, pass_if_after_combine,
2905         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
2906         pass_if_after_reload): New.
2907         * integrate.c (pass_initial_value_sets): New.
2908         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
2909         pass_purge_lineno_notes): New.
2910         * mode-switching.c (rest_of_handle_mode_switching,
2911         pass_mode_switching): New.
2912         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
2913         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
2914         pass_loop2): New.
2915         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
2916         pass_loop_optimize): New.
2917         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
2918         pass_sms): New.
2919         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
2920         pass_gcse2): New.
2921         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
2922         pass_postreload_cse): New.
2923         * profile.c (gate_handle_profiling, pass_profiling,
2924         rest_of_handle_branch_prob, pass_branch_prob): New.
2925         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split, 
2926         pass_split_before_regstack, gate_handle_split_before_regstack,
2927         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
2928         rest_of_handle_split_all_insns, pass_split_all_insns): New.
2929         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
2930         pass_stack_regs): New.
2931         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
2932         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
2933         pass_stack_adjustments): New.
2934         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
2935         pass_regrename): New.
2936         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
2937         pass_delay_slots, gate_handle_machine_reorg,
2938         rest_of_handle_machine_reorg, pass_machine_reorg): New.
2939         * rtl.h (extern void purge_line_number_notes): New.
2940         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
2941         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
2942         pass_sched2): New.
2943         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
2944         pass_tracer): New.
2945         * value-prof.c (gate_handle_value_profile_transformations,
2946         rest_of_handle_value_profile_transformations,
2947         pass_value_profile_transformations): New.
2948         * var-tracking.c (gate_handle_var_tracking,
2949         pass_variable_tracking): New.
2950         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
2951
2952         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
2953         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
2954         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
2955         rest_of_handle_old_regalloc, rest_of_handle_regrename,
2956         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
2957         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
2958         rest_of_handle_gcse2, rest_of_handle_regmove,
2959         rest_of_handle_tracer, rest_of_handle_if_conversion,
2960         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
2961         rest_of_handle_web, rest_of_handle_branch_prob,
2962         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
2963         rest_of_handle_jump_bypass, rest_of_handle_combine,
2964         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2965         rest_of_handle_gcse, rest_of_handle_loop_optimize,
2966         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
2967         rest_of_handle_mode_switching, rest_of_handle_jump,
2968         rest_of_handle_eh, rest_of_handle_stack_adjustments,
2969         rest_of_handle_flow2, rest_of_handle_jump2,
2970         rest_of_handle_peephole2, rest_of_handle_postreload,
2971         rest_of_handle_shorten_branches, rest_of_clean_state,
2972         rest_of_compilation): Remove.
2973
2974         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
2975         * passes.c (dump_flags, in_gimple_form, all_passes,
2976         all_ipa_passes, all_lowering_passes, register_one_dump_file,
2977         register_dump_files, next_pass_1, last_verified, execute_todo,
2978         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
2979         from tree-optimize.c.
2980         (init_optimization_passes): Moved from tree-optimize.c,
2981         adding the RTL optimizations.
2982         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
2983         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
2984         all_ipa_passes, all_lowering_passes, register_one_dump_file,
2985         register_dump_files, next_pass_1, last_verified, execute_todo,
2986         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
2987         init_tree_optimization_passes, ipa_passes): Delete.
2988         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
2989         the RTL dumps.
2990         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
2991         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
2992         from tree.h.
2993         (ipa_passes): Remove.
2994         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
2995         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
2996         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
2997         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
2998         (dump_info_p, dump_flag): Moved to tree-dump.h.
2999         
3000         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3001         cgraph.c, opts.c.
3002         * passes.c (finish_optimization_passes): Use dump_begin
3003         and dump_end, TDI_end.
3004         (gate_rest_of_compilation): New.
3005         (pass_rest_of_compilation): Use it.
3006         (gate_postreload, pass_postreload): New.
3007         * toplev.c (general_init): Rename init_tree_optimization_passes.
3008         * toplev.h (init_tree_optimization_passes): Rename to
3009         init_optimizations_passes.
3010         * tree-dump.c (dump_flag): Make static.
3011         (dump_files): Remove RTL dumps.
3012         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3013         pass_cleanup_cfg, pass_free_cfg_annotations,
3014         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3015         pass_init_datastructures, pass_fixup_cfg): Make non-static.
3016         * tree-pretty-print.c: Include tree-pass.h.
3017         * cgraph.c: Include tree-dump.h.
3018         
3019 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
3020
3021         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3022         Only fall back to saying it points to readonly memory if
3023         we can't do better.
3024
3025 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
3026
3027         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3028         * config/m32r/m32r.c (m32r_compute_frame_size,
3029         m32r_expand_prologue): Take current_function_profile into
3030         account whenever we reference
3031         current_function_uses_pic_offset_table.
3032         (m32r_finalize_pic): Remove.
3033         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3034
3035 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
3036
3037         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3038         instead of $<.  Don't remove ./as if it already exists.
3039
3040 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3041
3042         PR target/21723
3043         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3044         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3045         for complex modes when generating code for PA 1.0.
3046         (VALID_FP_MODE_P): New macro.
3047         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
3048         sets for all general and floating point modes.  Align wide floating
3049         point modes to even register boundaries to comply with architectural
3050         requirements.
3051         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3052         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3053         (VALID_FP_MODE_P): New macro.
3054         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
3055         sets for all general and floating point modes.  Align wide floating
3056         point modes to even register boundaries to comply with architectural
3057         requirements.
3058
3059 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
3060
3061         * tree-dump.c (dump_files): Initialize dump number for .cgraph
3062         to 0.
3063
3064 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
3065
3066         * tree-ssa-structalias.c: Don't include expr.h.
3067
3068 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
3069
3070         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3071         comments.
3072
3073 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
3074
3075         Fix PR tree-optimization/22279
3076         
3077         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3078         correct operator.
3079         
3080 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
3081
3082         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3083
3084 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
3085
3086         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3087         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3088         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3089         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3090         config/stormy16/stormy16.c, config/v850/v850.c,
3091         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3092         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3093         Avoid "." or "\n" at end of diagnostics and capital letters at
3094         start of diagnostics.
3095         * combine.c, cse.c: Don't translate dump file output.
3096         * toplev.c (print_version): Only translate output if going to
3097         stderr.
3098
3099 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
3100
3101         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3102         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3103         typos.
3104
3105 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3106
3107         * pa.c (fix_range): Fix typo in comment.
3108
3109 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
3110
3111         * tree-vrp.c (extract_range_from_assert): Replace
3112         fold (build (...)) with fold_build2.
3113
3114 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3115
3116         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3117         gcc_gfc_char_table, init_dynamic_gfc_info): New.
3118         (format_types_orig, handle_format_attribute): Add support for
3119         format "gcc_gfc".
3120
3121 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
3122
3123         * varasm.c (assemble_variable): Fix format specifier thinko.
3124
3125 2005-07-03  Ira Rosen  <irar@il.ibm.com>
3126
3127         PR tree-optimization/22029 (and 22135)
3128         * tree-pretty-print.c (dump_generic_node): Check that the node is not
3129         a phi node before calling dump_vops.
3130
3131 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
3132
3133         * tree-dump.h (dump_string_field): Declare.
3134         * tree-dump.c: Use it instead of dump_string.
3135         (dump_string_field): Make non-static.
3136
3137 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
3138
3139         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3140         up the minimal CFG stuff always when optimize > 0.  Call
3141         split_all_insns_noflow in PIC case if needed.
3142
3143 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
3144             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3145
3146         PR c++/18279
3147         * c-decl.c (c_write_global_declarations): Dump contents of
3148         external scope to.
3149         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3150         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3151         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3152         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3153         is enabled.
3154         
3155 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
3156
3157         * c-common.h (GCC_DIAG_STYLE): Define.
3158         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
3159         version for format checking to 4.1.
3160         * c-format.c: Include toplev.h after c-common.h.
3161         (enum format_type): Add gcc_tdiag_format_type.
3162         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
3163         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
3164         (format_types_orig): Add gcc_tdiag.
3165         (init_dynamic_diag_info): Support gcc_tdiag formats.
3166         (handle_format_attribute): Likewise.
3167         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
3168         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
3169         version for format checking to 4.1.
3170         (warning0, warning, error, pedwarn, sorry): Use
3171         ATTRIBUTE_GCC_DIAG.
3172         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
3173         (finish_aliases_1): Do not use %qE.
3174         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
3175         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
3176         Correct format bugs.
3177         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
3178         parameter to unsigned HOST_WIDE_INT.
3179         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3180
3181 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
3182
3183         PR middle-end/21742
3184         * expr.c (write_complex_part): Use adjust_address for MEM.
3185         (read_complex_part): Same.
3186
3187 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
3188
3189         Fix PR tree-optimization/22280
3190
3191         * tree-sra.c (generate_element_init): Remove useless loop.
3192
3193 2005-07-02  Richard Henderson  <rth@redhat.com>
3194
3195         * config/alpha/alpha.c (alpha_legitimize_address): Check for
3196         TLS_MODEL_NONE.
3197         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
3198
3199 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
3200
3201         PR middle-end/14490
3202         * fold-const.c (fold_binary): Handle the return value of
3203         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
3204         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
3205
3206 2005-07-02  Jeff Law  <law@redhat.com>
3207
3208         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
3209         a eliminate type conversion which feeds an equality comparison
3210         if the original type or either operand in the comparison is a
3211         function pointer.
3212
3213 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
3214
3215         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
3216         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
3217         texts.
3218         * config/avr/avr.c: Do not use '`' as left quote.
3219         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
3220         Remove "." from end of diagnostics.  Make diagnostics start with
3221         lowercase letter.
3222
3223 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
3224             Joseph S. Myers  <joseph@codesourcery.com>
3225
3226         * toplev.c (default_tree_printer): Handle setting location with
3227         '+' flag.
3228         * c-objc.common.c (c_tree_printer): Likewise.
3229         * c-format.c (gcc_diag_flag_specs): Add '+'.
3230         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
3231         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
3232         formats.
3233         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
3234         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
3235         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
3236         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
3237         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
3238         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
3239         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
3240         format arguments where %J is used without %D.
3241
3242 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
3243
3244         * gcc.c (LINK_SSP_SPEC): Define.
3245         (link_ssp_spec): New variable.
3246         (LINK_COMMAND_SPEC): Add %(link_ssp).
3247         (static_specs): Add link_ssp_spec.
3248         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
3249         * configure: Rebuilt.
3250         * config.in: Rebuilt.
3251
3252         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3253         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3254         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3255         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3256         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
3257         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
3258         -0x7008(2) instead of reading __stack_chk_guard variable.
3259         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
3260         number.
3261         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
3262         (stack_protect_set, stack_protect_test): Use *_tls* patterns
3263         if TARGET_THREAD_SSP_OFFSET is defined.
3264         (stack_tls_protect_set_si, stack_tls_protect_set_di,
3265         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
3266
3267         Revert:
3268         2005-06-27  Richard Henderson  <rth@redhat.com>
3269         * libgcc-std.ver (GCC_4.1.0): New.
3270         * libgcc.h (__stack_chk_guard): Declare.
3271         (__stack_chk_fail, __stack_chk_fail_local): Declare.
3272         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
3273         * mklibgcc.in (lib2funcs): Add them.
3274
3275 2005-07-01  Richard Henderson  <rth@redhat.com>
3276
3277         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
3278         void * before struct sigcontext *.
3279         (x86_fallback_frame_state): Likewise.
3280
3281 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
3282
3283         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
3284
3285 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
3286
3287         PR tree-opt/22269
3288         * tree-ssa-reassoc.c (should_transpose): Fix which operand
3289         we check for SSA_NAME for.
3290
3291 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
3292
3293         Fix PR tree-optimization/22071
3294
3295         * tree-ssa-structalias.c (offset_overlaps_with_access): New
3296         function.
3297         (get_constraint_for_component_ref): Use it.
3298
3299 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
3300
3301         PR other/22264
3302         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
3303         print out the last new line.
3304
3305 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
3306
3307         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
3308         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
3309         * config/cris/cris.c (cris_conditional_register_usage): Adjust
3310         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
3311         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
3312         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
3313         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
3314         (enum reg_class): New member CC0_REGS.
3315         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
3316         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
3317         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
3318         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
3319         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3320         Adjust for register now described.
3321
3322 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
3323
3324         PR target/22262
3325         * config/i386/i386.md (stack_protect_test_si,
3326         stack_protect_test_di): Add earlyclobber for scratch 3.
3327         * config/rs6000/rs6000.md (stack_protect_testsi,
3328         stack_protect_testdi): Add earlyclobber for scratch 3,
3329         remove earlyclobber from scratch 4.
3330
3331 Older entries for 2005 can be found in ChangeLog-2005.