| blob | 3be4e2192dbb6e70afaed2d170676018e3134df8 |
1 2005-08-02 Jan Hubicka <jh@suse.cz>
3 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4 * tree-ssa-threadupdate.c (thread_block): Add it here.
6 2005-08-01 James E Wilson <wilson@specifix.com>
8 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
10 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
11 New.
12 * config/mips/predicates.md (const_call_insn_operand): Add check for
13 SYMBOL_REF_LONG_CALL_P.
14 * doc/extend.texi (long_call): Document the new attribute.
16 2005-08-01 Ian Lance Taylor <ian@airs.com>
17 Richard Henderson <rth@redhat.com>
19 * Makefile.in (RTL_BASE_H): Add real.h.
20 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
21 instead of memcpy.
22 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
23 directly.
24 * rtl.c (rtl_check_failed_code_mode): New.
25 * rtl.h (struct rtx_def): Add u.rv.
26 (XCMWINT, XCNMPRV): New.
27 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
28 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
30 2005-08-01 Richard Henderson <rth@redhat.com>
32 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
33 with auto-inc codes.
35 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
37 2005-08-01 Jan Hubicka <jh@suse.cz>
39 * i386-protos.h (asm_preferred_eh_data_format): Declare.
40 * i386.c: Include dwarf2.h
41 (asm_preferred_eh_data_format): New.
42 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
44 2005-08-01 Ian Lance Taylor <ian@airs.com>
46 * config/host-linux.c (linux_gt_pch_get_address): Add new name
47 randomize_va_space for virtual address randomization control.
49 2005-08-01 Steven Bosscher <stevenb@suse.de>
51 * common.opt (flag_ipa_cp): Put in right place to maintain
52 alphabetic sort.
54 2005-08-01 Jan Hubicka <jh@suse.cz>
56 * profile.c (compute_value_histograms): Fix thinko.
57 * value-prof.c: Include toplev.h
58 (check_counter): New function.
59 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
60 tree_mod_subtract_transform): Add sanity check.
62 2005-08-01 Richard Guenther <rguenther@suse.de>
64 PR tree-optimization/23133
65 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
66 current functions parameter decls to find defs to cse
67 reciprocals of.
69 2005-08-01 Richard Guenther <rguenther@suse.de>
71 PR tree-optimization/23109
72 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
73 If trapping math is in effect, use post-dominator information
74 to check if we'd in any case reach a trapping point before
75 doing the reciprocal insertion.
76 (execute_cse_reciprocals): Compute post-dominators, if necessary.
77 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
78 expressions are invariant only if trapping math is not in effect.
80 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
82 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
83 cgraph_function_versioning): New declarations.
84 * cgraphunit.c: Add include to ipa-prop.h.
85 (update_call_expr, cgraph_copy_node_for_versioning,
86 cgraph_function_versioning): New functions.
87 * integrate.c (copy_decl_for_inlining): Remove.
88 * ipa-prop.h (ipa_replace_map): New struct.
89 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
90 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
91 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
92 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
93 ipcp_iterate_stage, ipcp_method_scale_print,
94 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
95 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
96 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
97 ipcp_update_bb_counts, ipcp_update_profiling,
98 ipcp_update_edges_counts): New functions.
99 (ipcp_method_cval_init): Remove restriction regarding local methods.
100 (ipcp_init_stage): Add ipcp_method_compute_scale.
101 (ipcp_insert_stage): Add versioning.
102 (ipcp_structures_print): Add ipcp_method_scale_print.
103 (ipcp_driver): Dump profiling info.
104 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
105 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
106 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
107 (struct inline_data): Add versioning_p, ipa_info, new fields.
108 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
109 declare_return_variable): Replace calls to copy_decl_for_inlining with
110 copy_decl_for_dup.
111 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
112 versioning support.
113 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
114 Add argument VERSIONING.
115 (copy_arguments_for_versioning, copy_static_chain,
116 function_versionable_p, tree_versionable_function_p,
117 tree_function_versioning, replace_ref_tree): New functions.
118 * tree-inline.h: Include varray.h.
119 (tree_versionable_function_p, tree_function_versioning,
120 tree copy_decl_for_dup): New declarations.
122 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
124 * ipa-cp.c: New file. Contains IPCP specific functionality.
125 * ipa-prop.h: New file. Contains structures/definitions that can be
126 used by several interprocedural data flow optimizations (and also IPCP).
127 * ipa-prop.c: New file.
128 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
129 * common.opt: Add ipa-cp flag.
130 * timevar.def: Add IPCP optimization.
131 * tree-optimize.c (init_tree_optimization_passes): Schedule
132 pass_ipa_cp.
133 * tree-pass.h (pass_ipa_cp): Declare.
135 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
137 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
138 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
139 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
140 config/i386/i386.c, config/mips/mips.h,
141 config/rs6000/rs6000.h, config/sh/sh.c,
142 config/stormy16/stormy16.c: Fix comment typos.
144 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
146 PR c/22311
147 * c-typeck.c (build_binary_op): Use common_type wrapper on
148 shortened types.
149 (common_type): Update comment.
151 2005-07-31 Steven Bosscher <stevenb@suse.de>
153 PR target/23095
154 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
155 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
156 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
158 2005-07-31 Jan Hubicka <jh@suse.cz>
160 * pretty-print.h (pp_widest_integer): New macro.
161 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
162 counts.
164 2005-07-31 Jan Hubicka <jh@suse.cz>
166 * output.h (enum section_category): Export from varasm.c
167 (categorize_decl_for_section): Likewise.
168 * varasm.c (enum section_category): Kill.
169 (categorize_decl_for_section): Make global.
170 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
171 Declare.
172 * i386.c (ix86_section_threshold): New static variable.
173 (ix86_in_large_data_p, ix86_encode_section_info,
174 x86_64_elf_unique_section,
175 x86_64_elf_select_section): New functions.
176 (TARGET_ENCODE_SECTION_INFO): Define
177 (override_options): Enable medium model for PIC.
178 (ix86_expand_prologue): Expand gen_set_got_rex64.
179 (legitimate_constant_p): Handle new UNSPECs.
180 (legitimate_pic_address_disp_p): Likewise.
181 (legitimize_pic_address): Lower MEDIUM model addressing.
182 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
183 (enum cmodel): Add MEDIUM_PIC.
184 (SYMBOL_REF_FAR_ADDR_P): New macro.
185 (SYMBOL_FLAG_FAR_ADDR): New flag.
186 * i386.md (movdi): Support medium model.
187 (set_got_rex64): New pattern.
188 * i386.opt (mlarge-data-threshold): New flag.
189 * predicates.md (zext_operand/sext_operand): Deal with medium model.
190 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
191 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
192 TARGET_ASM_UNIQUE_SECTION): New.
194 * invoke.texi (-mlarge_data_threshold): Document
196 2005-07-31 Jan Hubicka <jh@suse.cz>
198 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
199 (coalesce_vars): Likewise.
200 * tree-ssa-live.c (coalesce_cost): New.
201 (build_tree_conflict_graph): Use coalesce_cost.
202 * tree-ssa-live.h (coalesce_cost): Declare.
204 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
206 * arm.md (all peepholes for post-increment operations): Delete.
207 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
208 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
209 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
210 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
211 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
213 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
215 * fold-const.c (tree_expr_nonnegative_p): Always return true for
216 non-integral types.
218 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
220 PR target/22582
221 * doc/invoke.texi: Document -rdynamic.
223 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
225 PR c/23143
226 * c-parser.c (c_parser_parms_list_declarator): Call
227 mark_forward_parm_decls.
228 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
229 decls with visibility structure.
231 2005-07-30 Paul Brook <paul@codesourcery.com>
233 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
235 2005-07-30 Paul Brook <paul@codesourcery.com>
237 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
238 prototype.
239 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
240 value for mode.
241 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
243 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
245 PR c/529
246 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
247 nested function declarators.
248 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
249 (grokparms): Call warn_if_shadowing for parameters used within the
250 parameter list.
251 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
252 not used within the parameter list.
253 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
255 2005-07-30 Jan Hubicka <jh@suse.cz>
257 * expr.c (expand_expr_real_1): Do not load mem targets into register.
258 * i386.c (ix86_fixup_binary_operands): Likewise.
259 (ix86_expand_unary_operator): Likewise.
260 (ix86_expand_fp_absneg_operator): Likewise.
261 * optabs.c (expand_vec_cond_expr): Validate dest.
263 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
265 PR c/21720
266 * real.c (real_from_string): Also set last bit if there is a
267 nonzero hex digit beyond GCC's internal precision after ".".
269 2005-07-29 David Edelsohn <edelsohn@gnu.org>
271 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
272 define_constants. Change duplicate values to unassigned numbers.
273 Change UNSPEC_SUBS to UNSPEC_VSUBS.
274 (*altivec_vspltsf): New.
275 (altivec_vperm_v4sf): Delete.
276 (altivec_vperm_<mode>): Use mode macro V.
277 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
278 (altivec_predicate_v4sf): Delete.
279 (altivec_predicate_<mode>): Use mode macro V.
280 (*altivec_lvesfx): New.
281 (*altivec_stvesfx): New.
282 (vec_realign_load_v4sf): Delete.
283 (vec_realign_load_<mode>): Use mode macro V.
284 * config/rs6000/rs6000.c (generate_set_vrsave): Use
285 UNSPECV_SET_VRSAVE.
287 2005-07-29 Mark Mitchell <mark@codesourcery.com>
289 PR bootstrap/23131
290 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
291 string.
292 * configure: Regenerated.
294 2005-07-29 Paul Brook <paul@codesourcery.com>
296 * doc/install.texi: Add link to GFortran binaries wiki page.
298 2005-07-29 David Ung <davidu@mips.com>
300 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
301 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
302 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
303 * config/mips/mips.md (cpu): Add 5kf name.
304 (includes): Includes 5k.md.
305 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
306 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
307 -march flag.
309 2005-07-29 Diego Novillo <dnovillo@redhat.com>
311 PR 22550
312 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
313 (cleanup_tree_cfg): ... here.
314 Call cleanup_tree_cfg_1 until there are no more cleanups to
315 do.
317 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
319 * tree-vrp.c (compare_range_with_value): Return true or false
320 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
321 EQ_EXPR respectively.
323 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
325 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
326 Fix comment typos.
328 2005-07-29 Diego Novillo <dnovillo@redhat.com>
330 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
331 (tree_ssa_dominator_optimize): Increment it.
332 (dump_dominator_optimization_stats): Print it.
334 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
335 Steven Bosscher <stevenb@suse.de>
337 PR rtl-optimization/23117
338 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
339 when head == tail. Tidy comment.
341 2005-07-28 Richard Henderson <rth@redhat.com>
343 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
344 * cselib.c (rtx_equal_for_cselib_p): Likewise.
345 * jump.c (rtx_renumbered_equal_p): Likewise.
346 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
347 CONST_INT and CONST_DOUBLE.
348 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
349 * reload.c (operands_match_p): Special case CONST_INT and
350 CONST_DOUBLE; check mode earlier.
352 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
354 PR c/22240
355 * c-typeck.c (convert_for_assignment): Do not check
356 DECL_IN_SYSTEM_HEADER on NULL fundecl.
358 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
360 PR c/22192
361 * c-typeck.c (composite_type): Prefer constant size arrays to
362 VLAs.
364 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
366 PR c/21720
367 * real.c (real_from_string): Set last bit if there is a nonzero
368 hex digit beyond GCC's internal precision.
370 2005-07-28 Richard Henderson <rth@redhat.com>
372 PR rtl-opt/22619
373 * cfgcleanup.c (try_forward_edges): Watch out for end of
374 insn chain.
376 2005-07-28 James E Wilson <wilson@specifixinc.com>
378 PR c/23106
379 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
381 2005-07-28 Jan Hubicka <jh@suse.cz>
383 * Makefile.in (rtl-profile.o): Kill all traces of it.
384 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
385 * coverage.h (rtl_coverage_counter_ref): Kill.
386 * opts.c (flag_speculative_prefetching_set): Kill.
387 (flag_loop_optimize_set): New.
388 (common_handle_option): Disable loop optimizer when profiling;
389 do not handle speculative prefetching.
390 * passes.c (init_optimization_passes): Replace pass_profiling combo
391 by branch_prob pass.
392 * profile.c (compute_value_histograms): Update for simplified value
393 profiles.
394 (rtl_register_profile_hooks): Kill.
395 (pass_profiling): Kill.
396 (rest_of_handle_branch_prob): Do not profile.
397 * toplev.c (process_options): Remove speculative prefetching.
398 * toplev.h (flag_tree_based_profiling): Kill.
399 * tree-profile.c (prepare_instrumented_value,
400 tree_gen_interval_profiler, tree_gen_pow2_profiler,
401 tree_gen_one_value_profiler, do_tree_profiling): Update for
402 simplified datastructures.
403 * value-prof.c: Add comment that speculative prefetching was dropped;
404 update rest of file for simplified datastructures.
405 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
406 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
407 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
408 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
409 rtl_mod_subtract, gen_speculative_prefetch,
410 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
411 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
412 (gate_handle_value_profile_transformations,
413 rest_of_handle_value_profile_transformations,
414 pass_value_profile_transformations): Kill.
415 * value-prof.h (histogram_value_t): Remove IL based unions.
416 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
417 rtl_profile_hooks): Remove hooks.
419 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
421 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
422 (cgraph_clone_node): Likewise.
423 * cgraph.h (cgraph_clone_edge): Update prototype.
424 (cgraph_clone_node): Likewise.
425 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
426 cgraph_clone_node.
427 (lookup_recursive_calls): Consider profile.
428 (cgraph_decide_recursive_inlining): Fix updating; use new
429 probability argument; use profile.
430 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
431 * tree-inline.c (copy_bb): Update clal of clone_edge.
432 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
434 * invoke.texi (min-inline-recursive-probability): Document.
436 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
438 * doc/install.texi (Configuration): Update Valgrind homepage.
440 2005-07-28 Richard Henderson <rth@redhat.com>
442 PR middle-end/21362
443 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
444 labels we want to delete.
445 (cfg_layout_merge_blocks): Likewise.
447 2005-07-28 Richard Henderson <rth@redhat.com>
449 PR target/17692
450 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
451 when expanding to nothing.
453 2005-07-28 Josh Conner <jconner@apple.com>
455 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
456 (cgraph_decide_inlining_of_small_functions): Likewise.
458 2005-07-28 Josh Conner <jconner@apple.com>
460 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
461 direction of badness if negative.
462 (cgraph_default_inline_p): Add reason to parameters, and assign it
463 a value.
464 (cgraph_decide_inlining_of_small_functions): New parameter in call
465 to cgraph_default_inline_p.
466 (cgraph_decide_inlining_incrementally): Likewise.
467 * cgraphunit.c (decide_is_function_needed): Likewise.
468 * cgraph.h (cgraph_default_inline_p): Likewise.
470 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
472 * builtins.c: Fix comment typo(s).
473 * genautomata.c: Likewise.
474 * gimplify.c: Likewise.
475 * tree-dfa.c: Likewise.
476 * tree-flow-inline.h: Likewise.
477 * tree-into-ssa.c: Likewise.
478 * tree-ssa-alias.c: Likewise.
479 * tree-ssa-ccp.c: Likewise.
480 * tree-ssa-copy.c: Likewise.
481 * tree-ssa-dce.c: Likewise.
482 * tree-ssa-dom.c: Likewise.
483 * tree-ssa-operands.c: Likewise.
484 * tree-tailcall.c: Likewise.
485 * tree-vectorizer.c: Likewise.
486 * tree-vrp.c: Likewise.
487 * tree.c: Likewise.
489 2005-07-28 Jeff Law <law@redhat.com>
491 * tree-vrp.c (test_for_singularity): Extracted from ...
492 (simplify_cond_using_ranges): Attempt to simplify a relational
493 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
495 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
497 PR tree-optimization/22506
498 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
499 phis whose argument is constant.
501 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
503 PR rtl-optimization/18992
504 Back out this patch:
505 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
506 PR optimization/12142
507 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
508 uses of the register in the SET_SRC. Remove unnecessary argument.
510 Replace it with this:
511 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
512 if flag_non_call_exceptions is set and the insn may trap, pass
513 pc_rtx as dest for recursion.
514 In SET_SRC part of SET case, if dest is already set, pass it down
515 unchanged.
517 2005-07-28 Jan Hubicka <jh@suse.cz>
519 * cfg.c (update_bb_profile_for_threading): Use RDIV.
520 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
521 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
522 roundoff errors.
523 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
524 profile when available.
526 2005-07-28 Jan Beulich <jbeulich@novell.com>
528 * config/ia64/ia64.c (ia64_load_pair_ok): New.
529 (ia64_print_operand): Describe and handle 'X'.
530 (ia64_register_move_cost): Also handle FP_REGS.
531 (ia64_preferred_reload_class): Likewise.
532 (ia64_secondary_reload_class): Likewise.
533 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
534 it. Also check for ITANIUM_CLASS_FLDP.
535 * config/ia64/ia64.h (FP_REGNO_P): New.
536 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
537 (reg_class): Add FP_REGS.
538 (REG_CLASS_NAMES): Adjust for it.
539 (REG_CLASS_CONTENTS): Likewise.
540 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
541 (REG_CLASS_FROM_LETTER): Handle 'x'.
542 (CLASS_MAX_NREGS): Handle FP_REGS.
543 (MEMORY_MOVE_COST): Likewise.
544 * config/ia64/ia64.md (itanium_class): Add fldp.
545 (type): Handle fldp.
546 (movti_internal): More allowable operand combinations. Use ldfp8 when
547 splitting unnecessary. Remove predicable attribute. Adjust
548 itanium_class attribute.
549 (smuldi3_highpart): Remove outdated comment.
550 (mulditi3, umulditi3, rotlti3): New expanders.
551 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
552 (absti2): Disabled new insn for future reference.
553 Respective new splitters.
554 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
555 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
556 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
558 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
560 PR rtl-optimization/23047
561 * simplify-rtx.c (simplify_const_relational_operation): Respect
562 flag_wrapv for comparisons with ABS.
564 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
566 PR tree-optimization/22493
567 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
568 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
570 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
572 * config/frv/frv.opt (moptimize-membar): New.
574 * doc/invoke.texi: Document -moptimize-membar and its inverse.
576 * config/frv/frv.h: Remove machine_function definition.
578 * config/frv/frv.c (struct frv_io): New.
579 (struct machine_function): Moved from frv.h. Add has_membar_p.
580 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
581 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
582 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
583 (frv_optimize_membar_global, frv_optimize_membar): New functions.
584 (frv_reorg): Call frv_optimize_membar when appropriate.
585 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
586 (frv_expand_builtin): Adjust calls accordingly.
587 (frv_io_address_cookie): New function.
588 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
589 load or store rather than a special insn. Add ccnstant address and
590 io-type operands to the membar.
591 (frv_ifcvt_modify_tests): Unsign regno.
592 (frv_ifcvt_modify_tests): Same.
594 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
595 UNSPEC_OPTIONAL_MEMBAR constant.
596 (builtin_read_<mode>): Delete.
597 (builtin_write_<mode>): Delete.
598 ("optional_membar_<mode>"): Add operand.
600 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
601 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
602 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
603 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
604 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
605 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
606 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
607 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
608 * testsuite/gcc.target/frv/all-read-write-1.c: New.
610 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
612 * df.c (df_uses_record): Handle SCRATCH.
614 2005-07-28 Steven Bosscher <stevenb@suse.de>
616 PR debug/20161
617 * passes.c (rest_of_decl_compilation): If decl is a type and
618 we have encountered errors, don't emit debug information.
620 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
622 * params.def: Fixed comment.
624 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
626 PR target/19885
627 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
628 (TARGET_ASM_UNALIGNED_HI_OP): Add.
629 (TARGET_ASM_UNALIGNED_SI_OP): Add.
631 2005-07-27 Steven Bosscher <stevenb@suse.de>
633 PR c++/22003
634 * varasm.c (assemble_start_function): Don't do anything that may
635 require a CFG if the current function is a thunk.
637 2005-07-25 Geoffrey Keating <geoffk@apple.com>
639 * doc/install.texi (Prerequisites): Mention that perl is needed
640 to do export control in libstdc++ targetting Darwin.
642 2005-07-27 Steven Bosscher <stevenb@suse.de>
644 PR rtl-optimization/17808
645 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
646 (sched_insns_conditions_mutex_p): Split out from...
647 (add_dependence): ...here. But don't call it from here.
648 (add_dependence_list): Check sched_insns_conditions_mutex_p
649 before calling add_dependence.
650 (add_dependence_list_and_free): Likewise.
651 (fixup_sched_groups): Likewise.
652 (sched_analyze_1): Likewise.
653 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
654 (sched_analyze): Likewise.
655 (sched_analyze_insn): Likewise.
656 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
657 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
658 dependencies on all COND_EXEC insns to jumps ending basic blocks
659 when doing intrablock scheduling.
660 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
662 2005-07-27 Jeff Law <law@redhat.com>
664 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
665 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
666 equivalency sets, correctly handle the case were vr0 has an
667 equivalency set, but vr1 does not.
669 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
671 PR tree-optimization/23073
672 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
673 vect_print_dump_info before fprintf.
675 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
677 PR tree-optimize/22348
678 * tree-ssa-loop-niter.c (number_of_iterations_cond):
679 Fold the partial computation.
681 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
683 PR tree-optimization/22325
684 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
685 Declare.
686 * tree-scalar-evolution.c (scev_const_prop): Add generic final
687 value replacement.
688 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
689 (force_var_cost): ... this function.
690 (compute_phi_arg_on_exit): Export.
692 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
694 PR tree-optimization/20773
695 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
696 edge.
698 2005-07-27 Richard Guenther <rguenther@suse.de>
700 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
701 Avoid pushing again if current struct contains only
702 fields we decomposed.
704 2005-07-27 Jan Hubicka <jh@suse.cz>
706 PR tree-optimization/22574
707 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
708 not available.
710 * tree-tailcall.c (decrease_profile): New function.
711 (eliminate_tail_call): Use it.
713 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
714 visibility flags correctly in whole program mode.
716 2005-07-26 Steve Ellcey <sje@cup.hp.com>
718 PR rtl-optimization/22472
719 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
721 2005-07-26 Steven Bosscher <stevenb@suse.de>
723 PR tree-optimization/22504
724 * tree-complex.c (expand_complex_addition): Use 'code' instead
725 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
727 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
729 * config.gcc (cpu_type): Add frv case.
730 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
731 (supported_defaults): Add fr550 case.
733 2005-07-26 Diego Novillo <dnovillo@redhat.com>
735 PR 22591
736 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
737 whether a pointer of type T * may point to objects of type T *.
739 2005-07-26 DJ Delorie <dj@redhat.com>
741 * configure: Regenerate.
743 2005-07-26 Dale Johannesen <dalej@apple.com>
745 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
747 2005-07-26 Mark Mitchell <mark@codesourcery.com>
749 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
750 Clarify use of "build" in name.
752 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
754 * doc/extend.texi (Raw read/write Functions): New section.
755 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
756 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
757 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
758 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
759 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
760 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
761 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
762 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
763 * config/frv/frv.c: Add bdesc_loads global.
764 Add bdesc_stores global.
765 (frv_init_builtins): Add support for __builtin_{read/write}*.
766 (frv_volatile_memref): New.
767 (frv_expand_load_builtin): New.
768 (frv_expand_store_builtin): New.
769 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
770 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
771 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
772 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
773 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
774 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
775 (builtin_read_<mode>): New.
776 (builtin_write_<mode>): New.
777 (builtin_write64): New.
778 (optional_membar_<mode>): New.
780 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
782 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
783 (rather than units) against HOST_BITS_PER_WIDE_INT.
785 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
787 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
788 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
789 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
790 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
791 FSF address.
793 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
794 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
795 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
796 comment typos.
797 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
799 2005-07-26 Richard Guenther <rguenther@suse.de>
801 PR tree-optimization/22486
802 * fold-const.c (fold_unary): Fold away useless component
803 references of the form (T *)&T.x, if the address
804 doesn't change.
806 2005-07-25 James E Wilson <wilson@specifixinc.com>
808 * dwarf2out.c (add_call_src_coords_attributes): New.
809 (gen_inlined_subroutine_die): Call it.
810 (maybe_emit_file, init_file_table): Add comments.
811 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
812 maybe_emit_file.
813 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
814 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
815 * tree.h (BLOCK_SOURCE_LOCATION): New.
816 (struct tree_block): New field locus.
818 2005-07-26 Andreas Schwab <schwab@suse.de>
820 PR rtl-optimization/23043
821 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
822 when allocating a struct unoccr.
824 2005-07-25 Richard Henderson <rth@redhat.com>
826 PR 22626
827 * tree-complex.c (gate_no_optimization): True if errors.
828 * Makefile.in (tree-complex.o): Update dependencies.
830 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
832 * config/frv/predicates.md (integer_register_operand): Use
833 GPR_AP_OR_PSEUDO_P.
835 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
837 PR tree-opt/22484
838 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
839 after fold.
840 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
842 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
844 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
845 types when flag_unsafe_math_optimizations is true.
847 2005-07-25 Mark Mitchell <mark@codesourcery.com>
849 * gcc.c (option_map): Add --sysroot.
850 (process_command): Handle --sysroot.
851 (display_help): Document it.
852 * doc/cppopts.tex (-isysroot): Document.
853 * doc/invoke.texi (--sysroot): Document.
854 * doc/install.texi (--with-build-sysroot): Document.
856 * Makefile.in (inhibit_libc): New variable.
857 (INHIBIT_LIBC_CFLAGS): Likewise.
858 (LIBGCC2_CFLAGS): Include
859 $(INHIBIT_LIBC_CFLAGS).
860 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
861 ($(T)crtbegin.o): Do not use @inhibit_libc@.
862 ($(T)crtend.o): Likewise.
863 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
864 ($(T)crtendS.o): Likewise.
865 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
866 ($(T)crtendT.o): Likewise.
867 (stmp-fixinc): Do not complain about missing headers if
868 inhibit_libc.
869 * configure.ac (inhibit_libc): Set it to true/false.
870 (--with-build-sysroot): New option. Use it to set
871 SYSTEM_HEADER_DIR.
872 * configure: Regenerated.
874 2005-07-25 Manfred Hollstein <mh@suse.com>
876 * calls.c (store_one_arg): Fix unsigned comparison warning.
878 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
880 PR other/22337
881 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
882 (ggc_print_statistics): Initialize variable before use.
884 2005-07-25 Richard Guenther <rguenther@suse.de>
886 * tree-dfa.c (mark_new_vars_to_rename): Protect against
887 calling with a PHI_NODE argument.
889 * tree-flow-inline.h (overlap_subvar): Protect against
890 possible overflow.
892 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
894 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
895 * configure: Regenerate.
897 2005-07-25 Ira Rosen <irar@il.ibm.com>
899 * expr.c (highest_pow2_factor): Make extern.
900 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
901 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
902 record_array_differ_p, array_ptr_differ_p): Likewise.
903 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
904 additional cases. Call the above functions.
905 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
906 base_object_differ_p when there are two base objects. Otherwise, compare
907 base address and offset. Call may_alias_p.
908 (dump_data_reference): Use a correct field name.
909 (analyze_array): Make static. Initialize new data-ref fields.
910 (analyze_indirect_ref): New function.
911 (init_data_ref): Initialize new data-ref fields.
912 (strip_conversion): Moved from tree-vect-analyze.c.
913 (analyze_offset_expr, get_ptr_offset, address_analysis,
914 object_analysis): Likewise.
915 (analyze_offset): New function.
916 (create_data_ref): Likewise.
917 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
918 dimensions for ARRAY_REFs only.
919 (build_classic_dist_vector): Make static.
920 (access_functions_are_affine_or_constant_p): Call macro to get the
921 address of access functions.
922 (compute_all_dependences): Add new parameter
923 compute_self_and_read_read_dependences. Compute self and read-read
924 dependences if it is true.
925 (find_data_references_in_loop): Call create_data_ref. Initialize new
926 data-ref fields.
927 (compute_data_dependences_for_loop): Add new parameter
928 compute_self_and_read_read_dependences. Remove parameter nb_loops,
929 compute nb_loops. Call compute_all_dependences,
930 build_classic_dist_vector and build_classic_dir_vector with correct
931 parameters.
932 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
933 with correct parameters. Compare dimensions for ARRAY_REFs only.
934 (free_data_refs): Call macro to free access functions.
935 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
936 fields from stmt_vinfo.
937 (struct base_object_info): New structure.
938 (struct data_reference): Move fields to base_object_info. Add fields
939 first_location and object_info for above structures. Move fields from
940 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
941 aligned_to. Add macros to access the new fields.
942 Update functions declarations.
943 * tree-flow.h (is_aliased_with): Declare.
944 * tree-loop-linear.c (linear_transform_loops): Call
945 compute_data_dependences_for_loop with correct parameters.
946 * tree-ssa-alias.c (is_aliased_with): New function.
947 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
948 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
949 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
950 vect_base_addr_differ_p, compute_subscript_distance and
951 build_classic_dist_vector. Add printings. Check absolute value of
952 distance.
953 (vect_analyze_data_ref_dependences): Go through ddrs instead of
954 data-refs.
955 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
956 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
957 to bytes. Add printing.
958 (vect_compute_data_refs_alignment): Go through loads and stores in one
959 loop.
960 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
961 vect_analyze_data_ref_access): Likewise.
962 (vect_analyze_pointer_ref_access): Remove.
963 (vect_address_analysis, vect_object_analysis): Likewise.
964 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
965 and analyze data-refs in the loop.
966 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
967 fields of data-ref instead of stmt. Add init to the offset from the
968 base.
969 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
970 (vect_update_init_of_dr): Likewise.
971 (vect_update_inits_of_drs): Go through loads and stores in one loop.
972 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
973 removed fields.
974 (new_loop_vec_info): Initialize new fields.
975 (destroy_loop_vec_info): Free new fields.
976 (vect_strip_conversion): Remove.
977 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
978 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
979 datarefs. Add new field ddrs.
980 Add macros for the new fields access.
981 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
982 base_aligned_p, misalignment, memtag, ptr_info and subvars.
983 Remove their macros.
984 * tree.h (highest_pow2_factor): Declare.
986 2005-07-25 Jakub Jelinek <jakub@redhat.com>
988 * calls.c (store_one_arg): Check for sibling call MEM arguments
989 from already clobbered incoming argument area.
991 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
993 * c-common.c (check_missing_format_attribute): New.
994 * c-common.h (check_missing_format_attribute): Likewise.
995 * c-typeck.c (convert_for_assignment): Use it.
997 2005-07-24 Andreas Schwab <schwab@suse.de>
999 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1000 register use a word move. Correct operand of ext.w in 68000 code.
1002 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1004 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1005 variables as declarations, rather than definitions.
1007 2005-07-24 Ira Rosen <irar@il.ibm.com>
1009 PR tree-optimization/22526
1010 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1011 of the zero node.
1013 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1015 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1016 that C99 reserve for future use. Use it to define clog10,
1017 clog10f and clog10l.
1019 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1021 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1022 * configure.ac: Check for -Wmissing-format-attribute.
1024 * configure: Regenerate.
1026 2005-07-23 Richard Henderson <rth@redhat.com>
1028 PR tree-optimization/22623
1029 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1031 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1033 PR target/22577
1034 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1036 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1038 * Makefile.in (C_TREE_H): Update dependencies.
1039 * c-tree.h: Include toplev.h.
1040 * diagnostic.h (diagnostic_set_info): Add format attribute.
1041 * rtl-error.c (diagnostic_for_asm): Likewise.
1043 2005-07-23 Chao-ying Fu <fu@mips.com>
1045 * config/mips/mips-dsp.md: New file.
1046 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1047 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1048 functions.
1049 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1050 MIPS_BUILTIN_BPOSGE32.
1051 (mips_expand_builtin_direct): Add one parameter to indicate that
1052 builtin functions need to return a value.
1053 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1054 functions.
1055 (mips_regno_to_class): Add classes for 12 new DSP registers.
1056 (mips_subword): Change to check four HI registers.
1057 (mips_output_move): Output move to and from 6 new DSP accumulators.
1058 (override_options): Make sure -mdsp and -mips16 are not used together.
1059 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1060 for machine modes.
1061 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1062 when !TARGET_DSP.
1063 (print_operand): Add 'q' for printing DSP accumulators.
1064 (mips_cannot_change_mode_class): Check ACC_REGS.
1065 (mips_secondary_reload_class): Check ACC_REGS.
1066 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1067 (mips_register_move_cost): Check ACC_REGS.
1068 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1069 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1070 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1071 (dsp_bdesc): New array.
1072 (bdesc_arrays): Add DSP builtin function table.
1073 (mips_prepare_builtin_arg): Check predicate again after
1074 copy_to_mode_reg.
1075 (mips_expand_builtin): Add one more parameter to
1076 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1077 MIPS_BUILTIN_BPOSGE32.
1078 (mips_init_builtins): Initialize new function types.
1079 (mips_expand_builtin_direct): Check if builtin functions need to
1080 return a value and pass operands properly.
1081 (mips_expand_builtin_bposge): New function.
1082 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1083 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1084 (FIRST_PSEUDO_REGISTER): Increase to 188.
1085 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1086 Update for 12 new DSP registers.
1087 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1088 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1089 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1090 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1091 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1092 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1093 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1094 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1095 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1096 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1097 (REGISTER_NAMES): Add names for 12 new DSP registers.
1098 * config/mips/mips.md: Include mips-dsp.md.
1099 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1100 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1101 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1102 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1103 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1104 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1105 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1106 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1107 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1108 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1109 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1110 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1111 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1112 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1113 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1114 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1115 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1116 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1117 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1118 (UNSPEC_RDDSP): New constants.
1119 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1120 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1121 A<-d alternative.
1122 * config/mips/mips.opt (-mdsp): New option.
1123 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1124 (reg_imm10_operand): New predicates.
1125 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1126 * doc/invoke.texi (-mdsp): Document new option.
1128 2005-07-22 DJ Delorie <dj@redhat.com>
1130 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1131 to warning calls.
1132 * tree-inline.c (inlinable_function_p): Likewise.
1134 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1136 PR debug/21828
1137 * toplev.c (check_global_declarations): Do not mark undefined
1138 variables as DECL_IGNORED_P.
1139 * varasm.c (first_global_object_name): GTY it.
1140 (weak_global_object_name): Likewise.
1141 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1142 a string to go into {weak,first}_global_object_name.
1144 2005-07-22 DJ Delorie <dj@redhat.com>
1146 * c-format.c (check_function_format): Change warning control
1147 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1149 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1151 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1152 &PTR->FLD a dereference of PTR.
1153 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1154 a potential dereference of PTR.
1156 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1158 PR rtl-optimization/20370
1159 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1160 call allocate_reg_info if necessary.
1162 PR rtl-optimization/21848
1163 * calls.c (emit_library_call_value_1): For const functions, add
1164 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1166 PR rtl-optimization/22445
1167 * cselib.c (target.h): Include.
1168 (rtx_equal_for_cselib_p): Allow commutative matches.
1169 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1170 Remove MODE parameter. Changed all callers.
1172 PR rtl-optimization/22258
1173 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1174 New functions.
1175 (try_combine): Use likely_spilled_retval_p.
1177 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1179 * config.gcc: Add crx-elf support.
1181 * doc/contrib.texi: Mention crx.
1182 * doc/extend.texi: Document crx extensions.
1183 * doc/install.texi: Document crx install.
1184 * doc/invoke.texi: Document crx options.
1185 * doc/md.texi: Document crx constraints.
1187 * config/crx/crx-protos.h: New file.
1188 * config/crx/crx.c: New file.
1189 * config/crx/crx.h: New file.
1190 * config/crx/crx.md: New file.
1191 * config/crx/crx.opt: New file.
1192 * config/crx/t-crx: New file.
1194 2005-07-22 Manfred Hollstein <mh@suse.com>
1196 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1197 warnings.
1198 (int_add_graph_edge): Likewise.
1199 (collapse_nodes): Likewise.
1200 (process_unification_queue): Likewise.
1202 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1203 Laurent GUERBY <laurent@guerby.net>
1205 PR tree-optimization/22336
1206 * function.c (record_block_change): Check for
1207 cfun->ib_boundaries_block.
1209 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1211 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1212 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1214 2005-07-21 DJ Delorie <dj@redhat.com>
1216 * toplev.c (warn_deprecated_use): Add warning control to warning
1217 call.
1218 * c-typeck.c (parser_build_binary_op): Likewise.
1219 (c_finish_if_stmt): Likewise.
1220 * c-common.c (check_function_sentinel): Likewise.
1221 (check_nonnull_arg): Likewise.
1223 2005-07-21 Richard Henderson <rth@redhat.com>
1225 PR tree-opt/22504
1226 * tree-complex.c (complex_ssa_name_components): New.
1227 (cvc_lookup): Allow entry not found.
1228 (create_components): Remove.
1229 (create_one_component_var, get_component_var): New.
1230 (get_component_ssa_name, set_component_ssa_name): New.
1231 (extract_component): Use get_component_ssa_name.
1232 (update_complex_components): Use set_component_ssa_name.
1233 (update_complex_components_on_edge): Likewise.
1234 (update_phi_components): Create new PHI nodes directly, instead
1235 of adding insns to edges.
1236 (tree_lower_complex): Allocate and free complex_variable_components
1237 and complex_ssa_name_components here.
1239 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1241 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1242 revert to returning false.
1244 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1246 PR target/21149
1247 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1249 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1251 PR target/22576
1252 * config/i386/i386.md (cmpxf): Change operand constraints
1253 to "nonmemory_operand".
1255 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1257 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1259 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1261 PR middle-end/21180
1262 * fold-const.c (fold_build1): Add checksum for the operands.
1263 (fold_build2): Likewise.
1264 (fold_build3): Likewise.
1266 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1268 PR middle-end/19055
1269 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1271 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1273 * common.opt (-fforward-propagate): Committed by mistake,
1274 removed.
1276 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1278 * reg-stack.c: Fix comment typo(s).
1279 * tree-ssa-operands.c: Likewise.
1280 * tree-vectorizer: Likewise.
1282 2005-07-21 Nick Clifton <nickc@redhat.com>
1284 * config/sh/symbian.c: Replace C++ style line comments with C
1285 style line comments.
1286 (symbian_add_attribute): Do not use a ? operator on the LHS of
1287 an assignment.
1288 (sh_symbian_handle_dll_attribute): Change the type of the
1289 method vector to "VEC(tree,gc)*" and use vector accessor
1290 macros to walk over the elements.
1291 (symbian_export_vtable_and_rtti_p): Likewise.
1292 (symbian_class_needs_attribute_p): Likewise.
1294 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1296 PR target/22085
1297 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1298 initialize targetm.resolve_overloaded_builtin here.
1299 (altivec_expand_overloaded_builtin): Make it non-static.
1300 * config/rs6000/rs6000-protos.h
1301 (altivec_expand_overloaded_builtin): New prototype.
1302 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1303 targetm.resolve_overloaded_builtin here.
1304 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1306 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1307 Zdenek Dvorak <dvorakz@suse.cz>
1309 PR tree-optimization/19210
1310 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1311 New.
1312 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1313 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1314 rely on unproven assumptions.
1315 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1316 * tree-flow.h (number_of_iterations_exit): Add final parameter.
1317 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1318 to number_of_iterations_exit.
1319 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1320 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1321 * tree-ssa-loop-niter.c (find_loop_niter,
1322 estimate_numbers_of_iterations_loop): Likewise.
1323 (number_of_iterations_exit): Honor the new options.
1324 * doc/invoke.texi (Wunsafe-loop-optimizations,
1325 funsafe-loop-optimizations): Document them.
1327 2005-07-21 Richard Sandiford <richard@codesourcery.com>
1329 PR rtl-optimization/22167
1330 * gcse.c (hoist_code): Fix hoist_exprs[] check.
1332 2005-07-20 Adam Nemet <anemet@lnxw.com>
1334 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1335 __do_global_dtors_aux longcall.
1337 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
1339 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1340 (old_special_pred_table): Don't reference
1341 SPECIAL_MODE_PREDICATES.
1342 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1343 * config/arc/arc.h: Don't mention PREDICATE_CODES.
1344 * config/sh/predicates.h: Don't mention
1345 SPECIAL_MODE_PREDICATES.
1346 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1347 Remove.
1349 2005-07-20 DJ Delorie <dj@redhat.com>
1351 * config.gcc: Add m32c-elf support.
1353 * doc/contrib.texi: Mention m32c.
1354 * doc/extend.texi: Document m32c extensions.
1355 * doc/install.texi: Mention m32c.
1356 * doc/invoke.texi: Document m32c options.
1357 * doc/md.texi: Document m32c constraints.
1359 * config/m32c/addsub.md: New file.
1360 * config/m32c/bitops.md: New file.
1361 * config/m32c/cond.md: New file.
1362 * config/m32c/jump.md: New file.
1363 * config/m32c/m32c-lib1.S: New file.
1364 * config/m32c/m32c-lib2.c: New file.
1365 * config/m32c/m32c-modes.def: New file.
1366 * config/m32c/m32c-pragma.c: New file.
1367 * config/m32c/m32c-protos.h: New file.
1368 * config/m32c/m32c.abi: New file.
1369 * config/m32c/m32c.c: New file.
1370 * config/m32c/m32c.h: New file.
1371 * config/m32c/m32c.md: New file.
1372 * config/m32c/m32c.opt: New file.
1373 * config/m32c/minmax.md: New file.
1374 * config/m32c/mov.md: New file.
1375 * config/m32c/muldiv.md: New file.
1376 * config/m32c/predicates.md: New file.
1377 * config/m32c/prologue.md: New file.
1378 * config/m32c/shift.md: New file.
1379 * config/m32c/t-m32c: New file.
1381 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1383 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1384 (stack_protect_set, stack_protect_test): New expanders.
1385 (stack_protect_set_si, stack_protect_set_si_media,
1386 stack_protect_set_di_media, stack_protect_test_si,
1387 stack_protect_test_si_media, stack_protect_test_di_media):
1388 New insns.
1390 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
1392 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1394 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
1396 * tree.h (tree_expr_nonzero_p): Export.
1397 * fold-const.c (tree_expr_nonzero_p): Likewise.
1398 Return true for CALL_EXPRs that are alloca calls.
1399 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1400 against zero.
1401 * tree-flow.h (expr_computes_nonzero): Remove.
1402 * tree-vrp.c (expr_computes_nonzero): Remove.
1403 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1404 (extract_range_from_unary_expr): Likewise.
1405 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1406 tree_expr_nonzero_p.
1408 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
1410 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1411 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
1412 extra arg "picreg" and use it instead of pic_offset_table_rtx.
1413 All callers changed.
1414 (frame_related_constant_load): New arg "related" which controls
1415 setting of RTX_FRAME_RELATED_P. All callers changed.
1416 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1417 (bfin_expand_prologue): Add stack limit checking.
1418 * config/bfin/bfin.md (trapifcc): New pattern.
1420 * config/bfin/bfin.c: Include "langhooks.h".
1421 (def_builtin): Go through lang_hooks to call builtin_function.
1423 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
1424 * config/bfin/predicates.md (symbol_ref_operand): New.
1425 (call_insn_operand): Delete. All callers changed to use
1426 register_no_elim_operand.
1427 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
1428 call_cookie field.
1429 (function_arg): Use it to generate the call's operand 2.
1430 (bfin_longcall_p): New function.
1431 (bfin_expand_call): Extra arg "cookie". All callers and declaration
1432 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
1433 determine if the address needs to be in a REG.
1434 (bfin_handle_longcall_attribute): New function.
1435 (bfin_attribute_table): Add "longcall" and "shortcall".
1436 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
1437 (CUMULATIVE_ARGS): New member call_cookie.
1438 (PREDICATE_CODES): Add symbol_ref_operand.
1439 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
1440 extra USE to the pattern.
1441 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
1442 New patterns, split off call_insn, sibcall_insn, call_value_insn and
1443 sibcall_value_insn; now the new patterns handle direct calls and the
1444 old ones indirect calls.
1445 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
1447 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1449 * doc/trouble.texi: Update section on handling of empty loops.
1451 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
1453 * config.gcc: Remove support for sparc-*-openbsd*,
1454 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
1455 ns32k-*-netbsd*.
1456 * config.host: Remove support for i860-*-sysv4* as a host.
1457 * config/i860/*, config/ip2k/*, config/ns32k/*,
1458 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
1459 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
1460 mention obsolete ports.
1462 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1464 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
1465 soft frame pointer.
1466 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
1467 of frame_pointer_rtx.
1468 (sh_expand_epilogue): Likewise.
1469 (sh_set_return_address): Likewise.
1470 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
1471 instead of FRAME_POINTER_REGNUM if needed. Add elimination
1472 offsets from FRAME_POINTER_REGNUM.
1473 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
1474 (sh_register_names): Add initializer for sfp.
1475 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
1476 (VALID_REGISTER_P): Likewise.
1477 (FIRST_PSEUDO_REGISTER): Update.
1478 (DWARF_FRAME_REGISTERS): Define.
1479 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
1480 (HARD_FRAME_POINTER_REGNUM): Define.
1481 (FRAME_POINTER_REGNUM): Redefine.
1482 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
1483 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
1484 from FRAME_POINTER_REGNUM.
1485 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
1486 FRAME_POINTER_REGNUM.
1487 (REG_CLASS_CONTENTS): Add sfp.
1488 (REG_ALLOC_ORDER): Likewise.
1489 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
1490 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
1491 of frame_pointer_rtx.
1492 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1494 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
1496 * fold-const.c (tree_expr_nonnegative_p): Only return true for
1497 ABS_EXPR when flag_wrapv is false because of INT_MIN.
1498 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
1499 of an ABS_EXPR.
1500 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
1501 ABS_EXPR<x>.
1503 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
1505 Make CONSTRUCTOR use VEC to store initializers.
1506 * c-common.c (complete_array_type): Update to cope with VEC in
1507 CONSTRUCTOR_ELTS.
1508 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
1509 (pp_c_constructor_elts): New function.
1510 * c-pretty-print.h (pp_c_constructor_elts): Declare.
1511 * c-typeck.c (build_function_call, build_c_cast, digest_init,
1512 struct constructor_stack, struct initializer_stack,
1513 constructor_elements, push_init_level, pop_init_level,
1514 add_pending_init, find_init_member, output_init_element): Update to
1515 cope with VEC in CONSTRUCTOR_ELTS.
1516 * coverage.c (build_fn_info_value, build_ctr_info_value,
1517 build_gcov_info): Likewise.
1518 * expr.c (categorize_ctor_elements_1, store_constructor,
1519 expand_expr_real_1): Likewise.
1520 * fold-const.c (fold_ternary): Likewise.
1521 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
1522 gimplify_init_constructor, gimplify_expr): Likewise.
1523 * tree-dump.c (dequeue_and_dump): Likewise.
1524 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
1525 node.
1526 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
1527 CONSTRUCTOR_ELTS.
1528 * tree-sra.c (generate_element_init_1): Likewise.
1529 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1530 * tree-ssa-operands.c (get_expr_operands): Likewise.
1531 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1532 * tree-vect-transform.c (vect_get_vec_def_for_operand):
1533 (get_initial_def_for_reduction): Likewise.
1534 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
1535 value handle in annotations.
1536 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
1537 tree_node_structure): Add support for constr_kind.
1538 (build_vector_from_ctor, build_constructor_single,
1539 build_constructor_from_list): New functions.
1540 (build_constructor): Update to take a VEC instead of a TREE_LIST.
1541 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
1542 Update to cope with VEC in CONSTRUCTOR_ELTS.
1543 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
1544 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
1545 CONSTRUCTOR_APPEND_ELT): New macros.
1546 (struct constructor_elt, struct tree_constructor): New data types.
1547 (union tree_node): Add tree_constructor field.
1548 * treestruct.def: Define TS_CONSTRUCTOR.
1549 * varasm.c (const_hash_1, compare_constant, copy_constant,
1550 compute_reloc_for_constant, output_addressed_constants,
1551 initializer_constant_valid_p, output_constant,
1552 array_size_for_constructor, output_constructor): Update to cope with
1553 VEC in CONSTRUCTOR_ELTS.
1554 * vec.h (VEC_empty, VEC_copy): New macros.
1556 2005-07-19 Devang Patel <dpatel@apple.com>
1558 * dbxout.c (dbxout_type): Check Objective-C++ lang.
1560 2005-07-19 Richard Henderson <rth@redhat.com>
1562 PR tree-opt/22278
1563 * gimplify.c (gimplify_expr): Use main variant type for the temp
1564 destination for a discarded volatile read.
1565 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
1566 casts between non-void types that change volatility.
1568 2005-07-15 DJ Delorie <dj@redhat.com>
1570 * toplev.h: Add comment about the first parameter for warning().
1571 * errors.h: Likewise.
1573 * c.opt (Wpragmas): New.
1574 * doc/invoke.texi: Document it.
1576 * function.c (do_warn_unused_parameter): Add warning control to
1577 warning call.
1578 * c-decl.c (warn_if_shadowing): Likewise.
1579 * c-lex.c (cb_def_pragma): Likewise.
1580 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1581 (pop_alignment): Likewise.
1582 (handle_pragma_pack): Likewise.
1583 (apply_pragma_weak): Likewise.
1584 (handle_pragma_weak): Likewise.
1585 (handle_pragma_redefine_extname): Likewise.
1586 (add_to_renaming_pragma_list): Likewise.
1587 (handle_pragma_extern_prefix): Likewise.
1588 (maybe_apply_renaming_pragma): Likewise.
1589 (handle_pragma_visibility): Likewise.
1591 * config/c4x/c4x-c.c (BAD): Likewise.
1592 (c4x_parse_pragma): Likewise.
1593 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
1594 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1595 (rs6000_pragma_longcall): Likewise.
1596 * config/v850/v850-c.c (pop_data_area): Likewise.
1597 (ghs_pragma_section): Likewise.
1598 (ghs_pragma_section): Likewise.
1599 (ghs_pragma_interrupt): Likewise.
1600 (ghs_pragma_starttda): Likewise.
1601 (ghs_pragma_startsda): Likewise.
1602 (ghs_pragma_startzda): Likewise.
1603 (ghs_pragma_endtda): Likewise.
1604 (ghs_pragma_endsda): Likewise.
1605 (ghs_pragma_endzda): Likewise.
1607 2005-07-19 Danny Berlin <dberlin@dberlin.org>
1608 Kenneth Zadeck <zadeck@naturalbridge.com>
1610 * Makefile.in: Removed tree-promote-statics.c
1611 * tree-promote-statics.c: Removed.
1612 * common.opt: Removed flag-promote-statics.
1613 * opts.c: Ditto.
1614 * passes.c: Removed tree-promote-statics pass.
1615 * tree-pass.h: Ditto.
1616 * timevar.def: Removed TV_PROMOTE_STATICS.
1619 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
1621 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
1622 and *-*-freebsd9.
1623 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
1625 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1627 PR c/22476
1628 * c-common.c (check_function_arguments): Call
1629 'check_function_format' if either -Wformat or
1630 -Wmissing-format-attribute are specified.
1631 * c-format.c (check_function_format): Check -Wformat before
1632 calling 'check_format_info'.
1633 * c-opts.c (c_common_post_options): Don't warn for
1634 -Wmissing-format-attribute without -Wformat.
1635 * c-typeck.c (convert_for_assignment): Detect additional cases for
1636 -Wmissing-format-attribute.
1637 * doc/invoke.texi (-Wmissing-format-attribute): Document new
1638 behavior.
1640 2005-07-19 Richard Guenther <rguenther@suse.de>
1642 * config/i386/i386.md (lrint<mode>2): Use temporary
1643 instead of clobbering non-existent memory.
1645 2005-07-19 Nick Clifton <nickc@redhat.com>
1647 * config/avr/avr.c (legitimate_address_p): Fix debugging print
1648 statement to avoid displaying ASCII control characters.
1650 2005-07-19 Ben Elliston <bje@au.ibm.com>
1652 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
1653 * cfganal.c (find_edge_index): Ditto.
1654 * combine.c (combine_instructions): Ditto.
1655 * ddg.c (create_scc): Ditto.
1656 (find_successors): Ditto.
1657 (find_predecessors): Ditto.
1658 (find_nodes_on_paths): Ditto.
1659 (longest_simple_path): Ditto.
1660 * flow.c (update_life_info): Ditto.
1661 (count_or_remove_death_notes): Ditto.
1662 (clear_log_links): Ditto.
1663 * modulo-sched.c (generate_reg_moves): Ditto.
1664 (find_max_asap): Ditto.
1665 (find_max_hv_min_mob): Ditto.
1666 (find_max_dv_min_mob): Ditto.
1667 * sbitmap.c (sbitmap_first_set_bit): Ditto.
1668 * sched-rgn.c (extract_edgelst): Ditto.
1669 * tree-into-ssa.c (prepare_names_to_update): Ditto.
1670 (dump_update_ssa): Ditto.
1671 (ssa_names_to_replace) Ditto.
1672 (switch_virtuals_to_full_rewrite): Ditto.
1673 (update_ssa): Ditto.
1674 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1676 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
1678 Fix PR tree-optimization/22483
1680 * tree-complex.c (create_components): Use
1681 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
1682 * tree-flow-inline.h (fill_referenced_var_vec): New function.
1683 * tree-flow.h (safe_referenced_var_iterator): New structure.
1684 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
1685 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
1686 safe_referenced_var iterator.
1687 (add_type_alias): Ditto.
1689 2005-07-19 Steven Bosscher <stevenb@suse.de>
1691 * loop-init.c (rest_of_handle_loop2): Remove.
1692 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
1693 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
1694 (pass_rtl_loop_init, pass_rtl_loop_done,
1695 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
1696 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
1697 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
1698 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
1699 pass_tree_loop_done, and pass_tree_unswitch.
1700 (gate_loop): Rename to gate_tree_loop.
1701 * passes.c (init_optimization_passes): Update for renamed tree
1702 loop passes. Add the new loop2 passes as subpasses of loop2.
1703 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
1704 Update for the renamed tree loop passes.
1706 2005-07-18 Ian Lance Taylor <ian@airs.com>
1708 PR middle-end/22057
1709 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
1710 blocks when optimizing.
1712 2005-07-18 Steve Ellcey <sje@cup.hp.com>
1714 * common.opt (frename-registers): Initialize to 2.
1715 (fweb): Ditto.
1716 (fgcse-after-reload): Ditto.
1717 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
1718 (process_options): Only change flag_web, flag_rename_registers,
1719 and flag_rerun_cse_after_loop if not explicitly set by user.
1721 2005-07-18 Jan Beulich <jbeulich@novell.com>
1723 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
1724 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
1725 in 64-bit mode the same as DImode in 32-bit mode.
1726 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
1727 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
1728 mode. Add new mode parameter.
1729 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
1730 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
1731 x86_64_shift_adj): New expanders.
1732 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
1733 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
1734 insns.
1735 Respective new splitters. Use renamed shift splitter helpers in 32-bit
1736 DImode shift splitters.
1737 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
1738 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
1739 mode parameter.
1741 2005-07-18 Jan Beulich <jbeulich@novell.com>
1743 * i386.md (movdi_extzv_1): New.
1744 (zero_extendhidi2): Combine alternatives and never force use of
1745 REX64 prefix.
1746 (zero_extendqidi2): Likewise. Don't restrict input selection.
1748 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1750 Fix PR tree-optimization/22531
1751 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
1752 moment.
1754 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1756 * tree-promote-statics.c (pass_promote_statics): Change dump file
1757 name.
1759 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1761 * tree-optimize.c (init_tree_optimization_passes): Add
1762 pass_eliminate_useless_stores pass.
1763 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
1764 * tree-ssa-pre.c (is_copy_stmt): New function.
1765 (follow_copies_till_vuse): Ditto.
1766 (do_eustores): Ditto.
1767 (gate_eustores): Ditto.
1769 2005-07-16 Richard Henderson <rth@redhat.com>
1771 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
1773 2005-07-16 Danny Berlin <dberlin@dberlin.org>
1774 Kenneth Zadeck <zadeck@naturalbridge.com>
1776 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
1777 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
1778 ipa-type-escape.h, tree-promote-statics.c
1779 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
1780 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
1781 tree-promote-statics.c: new files.
1782 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
1783 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
1784 int nonlocal_set_p, mark_constant_function): Deleted.
1785 (rest_of_handle_cfg): Removed call to mark_constant_function.
1786 (nonoverlapping_component_refs_p): Added calls to support
1787 type based aliasing.
1788 * tree-ssa-alias.c (may_alias_p,
1789 compute_flow_insensitive_aliasing): Ditto.
1790 * calls.c (flags_from_decl_or_type): Removed reference to
1791 cgraph_rtl_info.
1792 * c-typeck.c (convert_arguments): Make builtins tolerant of having
1793 too many arguments. This is necessary for Spec 2000.
1794 * cgraph.h (const_function, pure_function): Removed.
1795 * common.opt: Added "fipa-pure-const", "fipa-reference",
1796 "fipa-type-escape", and "ftree-promote-static".
1797 * opts.c: Ditto.
1798 * passes.c: Added ipa and tree-promote-statics passes.
1799 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
1800 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
1801 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
1802 * tree-flow.h: Added exposed sra calls and addition of
1803 reference_vars_info field for FUNCTION_DECLS.
1804 * tree-pass.h: Added passes.
1805 * tree-sra.c: (sra_init_cache): New function.
1806 (sra_insert_before, sra_insert_after) Made public.
1807 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
1808 and made public.
1809 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
1810 aliasing. (may_alias_p): Added code to use type escape analysis to
1811 improve alias sets.
1812 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
1813 code to prune clobbers of static variables based on information
1814 produced in ipa-reference pass. Changed call clobbering so that
1815 statics are not marked as clobbered if the call does not clobber
1816 them.
1818 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
1820 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
1821 too.
1823 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1825 * doc/install.texi (*-*-solaris2*): Document recommended version
1826 of GNU binutils and mention GNU linker problem on Solaris 10.
1828 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
1830 PR c/22421
1831 * c-decl.c (c_build_bitfield_integer_type): New function.
1832 (finish_struct): Call it.
1833 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
1835 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1837 * c-typeck.c (digest_init): Call 'convert_for_assignment'
1838 before returning.
1840 2005-07-16 Jan Hubicka <jh@suse.cz>
1842 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
1843 (scale_bbs_frequencies_int): Watch roundoff errors.
1844 * predict.c (return_prediction): Initialize return_stmt.
1846 2005-07-16 Jan Hubicka <jh@suse.cz>
1848 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
1849 after RTL profiling.
1851 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
1853 PR middle-end/22398
1854 * fold-const.c (build_range_check): Convert high/low to etype
1855 if we are only comparing against exp.
1857 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
1859 Fix PR tree-optimization/22376
1860 * tree-ssa-structalias.c (build_constraint_graph): We really meant
1861 special var here.
1862 (need_to_solve): New function.
1863 (compute_points_to_sets): Use it.
1865 2005-07-15 Jan Hubicka <jh@suse.cz>
1867 * cfg.c (update_bb_profile_for_threading): More diagnostic.
1868 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
1870 2005-07-15 Richard Guenther <rguenther@suse.de>
1872 * c-common.c (handle_flatten_attribute): New function.
1873 Add flatten function attribute.
1874 * doc/extend.texi: Document flatten function attribute.
1875 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
1876 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
1877 New functions.
1878 (cgraph_decide_inlining): Handle functions with flatten
1879 attribute.
1881 2005-07-14 David Edelsohn <edelsohn@gnu.org>
1883 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
1884 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
1885 UNSPEC_XCHG, UNSPEC_AND): New.
1886 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
1887 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
1888 * config/rs6000/sync.md (FETCHOP): New code macro.
1889 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
1890 New code attrs.
1891 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
1892 (sync_compare_and_swap<mode>): Same.
1893 (sync_lock_test_and_set<mode>): Same.
1894 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
1895 for QImode and HImode, and not PPC405.
1896 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
1897 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
1898 (sync_<fetchop>{si,di}_internal): New.
1899 (sync_nand{si,di}_internal): New.
1900 (sync_old_<fetchop>{si,di}_internal): New.
1901 (sync_old_nand{si,di}_internal): New
1902 (sync_new_<fetchop>{si,di}_internal): New.
1903 (sync_new_nand{si,di}_internal): New.
1904 (atomic_and{si,di}): New.
1905 (sync_new_nand{si,di}_internal): New.
1906 (atomic_and{si,di}): New.
1907 (sync_add<mode>_internal): Delete.
1908 (sync_addshort_internal): Use unspec instead of unspec_volatile.
1909 (sync_sub<mode>_internal): Delte.
1910 (sync_subshort_internal): New.
1911 (sync_andsi_internal): Use unspec instead of unspec_volatile.
1912 (sync_anddi_internal): Delete.
1913 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
1914 (sync_booldi_internal): Delete.
1915 (sync_boolc<mode>_internal): Delete.
1916 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
1917 (sync_boolc<mode>_internal2): Delete.
1918 (sync_boolcc<mode>_internal): Delete.
1919 (isync, lwsync): Use unspec instead of unspec_volatile.
1920 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
1921 Revert UNSPEC_VOLATILE.
1922 (rs6000_split_atomic_op): New.
1923 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
1925 2005-07-14 Eric Christopher <echristo@redhat.com>
1927 * config/mips/mips.c (mips_canonicalize_comparison): Cast
1928 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
1930 2005-07-14 Eric Christopher <echristo@redhat.com>
1932 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
1934 2005-07-14 Steven Bosscher <stevenb@suse.de>
1936 PR tree-optimization/22230
1937 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
1938 the computation of the four cross productions for "range op range".
1940 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
1941 Ulrich Weigand <uweigand@de.ibm.com>
1943 PR target/20126
1944 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
1945 in some insn.
1947 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
1949 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
1951 2005-07-14 Steve Ellcey <sje@cup.hp.com>
1953 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
1955 2005-07-14 Richard Guenther <rguenther@suse.de>
1957 PR middle-end/22347
1958 * config/i386/i386-protos.h (ix86_function_value): Change
1959 prototype to match new target hook.
1960 * config/i386/i386.c (ix86_value_regno): Change prototype
1961 to take extra type argument.
1962 (TARGET_FUNCTION_VALUE): Define.
1963 (ix86_function_ok_for_sibcall): Pass extra argument to
1964 ix86_value_regno, check return slot rtx for exact match.
1965 (ix86_function_value): Take extra parameter. Dispatch to
1966 ix86_value_regno with fndecl/fntype as provided.
1967 (ix86_value_regno): Handle extra type argument.
1968 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
1970 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
1971 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
1972 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
1973 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
1974 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
1976 2005-07-14 Richard Guenther <rguenther@suse.de>
1978 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
1979 * calls.c (expand_call): Pass fntype to hard_function_value.
1980 (emit_library_call_value_1): Likewise.
1981 * explow.c: Include target.h.
1982 (hard_function_value): Take extra argument, the fntype.
1983 Use new target hook for function_value.
1984 * expr.h (hard_function_value): Change prototype.
1985 * function.c (aggregate_value_p): Pass 0 as fntype to
1986 hard_function_value.
1987 (assign_parms): Use new target hook for function_value.
1988 Pass 0 as fntype to hard_function_value.
1989 (expand_function_end): Likewise.
1990 * reg-stack.c: Include target.h.
1991 (stack_result): Use new target hook for function_value.
1992 * target-def.h: New target hook function_value.
1993 * target.h: Likewise.
1994 * targhooks.c (default_function_value): New function.
1995 * targhooks.h (default_function_value): Declare.
1997 2005-07-13 Ian Lance Taylor <ian@airs.com>
1999 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2001 2005-07-14 Jan Hubicka <jh@suse.cz>
2003 * tree-dfa.c (dump_variable): Use default_def function.
2004 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2005 * tree-ssa.c (verify_use): Likewise.
2006 * tree-ssanames.c (release_ssa_name): Likewise.
2007 * tree-tailcall.c (eliminate_tail_call): Likewise.
2008 (tree_optimize_tail_calls_1): Likewise.
2009 * tree-vrp.c (get_value_range): Likewise.
2011 2005-07-14 Ben Elliston <bje@au.ibm.com>
2013 * gcc.c (main): Compare language[0] with '*' when iterating over
2014 the infiles.
2016 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2018 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2019 "s390_emit_compare". Add handling of CCZ1mode.
2020 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2021 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2022 checking.
2023 (s390_branch_condition_mask): Add CCZ1mode handling.
2024 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2025 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2026 Use CCZ1mode instead of CCZmode.
2027 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2029 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2031 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2032 pattern.
2033 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2035 2005-07-13 Eric Christopher <echristo@redhat.com>
2037 * config/mips/mips.c (mips_canonicalize_comparison): New.
2038 (mips_emit_int_relational): Use.
2040 2005-07-13 Eric Christopher <echristo@redhat.com>
2042 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2043 static extra parts.
2044 * config/s390/s390.md: Include tpf.md. Move tpf specific
2045 patterns...
2046 * config/s390/tpf.md: To here.
2047 * config/s390/s390.opt: Move tpf specific options...
2048 * config/s390/tpf.opt: to here. Add mmain option.
2049 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2050 * config/s390/tpf.h: Rewrite.
2052 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2054 * doc/tm.texi: Remove @xref{Cross-profiling}.
2056 2005-07-13 Jeff Law <law@redhat.com>
2058 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2059 expressions, test their _DECL operands for pointer equality rather
2060 than using operand_equal_p.
2062 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2064 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2065 (TARGET_POSIX_IO): This.
2066 * config/darwin.h: Likewise.
2067 * config/freebsd.h: Likewise.
2068 * config/linux.h: Likewise.
2069 * config/lynx.h: Likewise.
2070 * config/netbsd.h: Likewise.
2071 * config/rs6000/linux64.h: Likewise.
2072 * config/rs6000/linux.h: Likewise.
2073 * config/s390/tpf.h: Likewise.
2074 * config/sh/embed-elf.h: Likewise.
2075 * config/sparc/linux64.h: Likewise.
2076 * config/sparc/linux.h: Likewise.
2077 * config/svr4.h: Likewise.
2078 * gcov-io.h: Likewise.
2080 * doc/tm.texi: Updated.
2082 * libgcov.c (create_file_directory): Defined only if
2083 TARGET_POSIX_IO is defined.
2084 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2085 is defined.
2087 2005-07-13 Jan Hubicka <jh@suse.cz>
2089 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2091 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2093 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2094 structure as argument.
2096 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2098 PR tree-optimization/21921
2099 * tree-iterator.c (tsi_link_before): Support the case when
2100 tsi_end_p (tsi) == true.
2102 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2104 PR tree-optimization/22442
2105 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2106 correctly.
2108 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2110 PR rtl-optimization/20376
2111 * toplev.c (process_options): Enable -fweb and -frename-registers when
2112 unrolling.
2113 * doc/invoke.texi: Update the information about when -fweb and
2114 -frename-registers are enabled.
2116 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2118 PR tree-opt/21840
2119 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2120 if *rhs_p is not a SSA_NAME.
2122 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2124 Fix PR tree-optimization/22422
2125 * tree-ssa-structalias.c (struct variable_info): Add flag for
2126 special vars.
2127 (get_varinfo): Now a static function.
2128 (new_varinfo): init has_union and is_special_var to false.
2129 (solution_set_add): Check has_union.
2130 (do_da_constraint): Move temporary variable so it gets reset
2131 properly.
2132 Also check for special variable.
2133 (do_ds_constraint): Ditto.
2134 (do_sd_constraint): Ditto.
2135 (do_structure_copy): Check for special variable.
2136 (find_func_aliases): Ditto.
2137 (init_base_vars): Set special vars properly.
2139 2005-07-13 Jan Hubicka <jh@suse.cz>
2141 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2142 do unit-at-a-time.
2144 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2145 (get_expr_operands): Fix thinko wrt flags and subvars.
2147 PR tree-optimize/22379
2148 * tree-inline.c (expand_call_inline): Do not output sorry in early
2149 inlining.
2151 2005-07-12 Dale Johannesen <dalej@apple.com>
2153 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2155 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2157 PR bootstrap/21704
2158 * host-linux.h: Include limits.h.
2160 2005-07-12 Dale Johannesen <dalej@apple.com>
2162 * expr.c (compress_float_constant): Add cost check.
2163 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2165 2005-07-12 Dale Johannesen <dalej@apple.com>
2167 * gcc.target/i386/compress-float-sse.c: New.
2168 * gcc.target/i386/compress-float-sse-pic.c: New.
2169 * gcc.target/i386/compress-float-387.c: New.
2170 * gcc.target/i386/compress-float-387-pic.c: New.
2171 * gcc.dg/compress-float-ppc.c: New.
2172 * gcc.dg/compress-float-ppc-pic.c: New.
2174 2005-07-12 Eric Christopher <echristo@redhat.com>
2176 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2177 static extra parts.
2178 * config/s390/s390.md: Include tpf.md. Move tpf specific
2179 patterns...
2180 * config/s390/tpf.md: To here.
2181 * config/s390/s390.opt: Move tpf specific options...
2182 * config/s390/tpf.opt: to here. Add mmain option.
2183 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2184 * config/s390/tpf.h: Rewrite.
2186 2005-07-12 Eric Christopher <echristo@redhat.com>
2188 * gcc.c (struct infile): Update comment for language.
2189 (main): Rewrite input file resetting code.
2191 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2193 PR tree-opt/22335
2194 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2195 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2196 (lookup_avail_expr): Use constant_boolean_node instead
2197 of boolean_false_node/boolean_true_node.
2199 2005-07-12 Ben Elliston <bje@au.ibm.com>
2201 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2202 and use it when printing num_edges.
2204 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2206 * doc/extend.texi (Blackfin Built-in Functions): New section.
2207 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2208 @opindex.
2210 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2212 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2213 s/cmpstrsi/cmpstrnsi
2214 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2215 'cmpstrnsi'.
2216 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2217 (init_optabs): Initialize cmpstrn_optab.
2218 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2219 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2220 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2221 * config/i386/i386.md: s/cmpstr/cmpstrn
2222 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2223 * doc/md.texi: Update documentation.
2225 2005-07-11 Richard Henderson <rth@redhat.com>
2227 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2228 build_va_arg_indirect_ref.
2229 (alpha_gimplify_va_arg): Likewise.
2230 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2231 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2232 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2233 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2234 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2235 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2236 Likewise.
2237 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2239 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2241 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2242 * passes.c (init_optimization_passes): Add pass_empty_loop.
2243 * tree-pass.h (pass_empty_loop): Declare.
2244 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2245 try_remove_empty_loop, remove_empty_loops): New functions.
2246 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2247 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2249 2005-07-12 Peter Barada <peter@the-baradas.com>
2251 PR middle-end/16719
2252 PR middle-end/18421
2253 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2254 in address registers.
2255 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2256 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2257 alternative of addsi3_5200.
2259 2005-07-11 Ian Lance Taylor <ian@airs.com>
2261 * config/mips/mips.md (ffs<mode>2): Remove.
2263 2005-07-11 Ian Lance Taylor <ian@airs.com>
2265 * doc/tree-ssa.texi (Cleanups): Improve description of
2266 TRY_FINALLY_EXPR.
2267 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2269 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2271 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2272 * tree.h (DECL_ARGUMENT_FLD): New macro.
2274 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2276 Fix PR tree-optimization/22404
2278 * tree-ssa-structalias.c (create_variable_info_for): Use
2279 correct offset.
2281 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2283 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2284 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2285 for second comparison operand.
2286 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2288 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2289 (define_insn_reservation "alu"): Likewise.
2290 (csync, ssync): Now of type sync.
2291 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2292 -mcsync-anomaly -mspecld-anomaly.
2293 * config/bfin/bfin.opt (mcsync): Remove.
2294 (mcsync-anomaly, mspecld-anomaly): Add.
2295 * config/bfin/bfin.c: Include "insn-codes.h".
2296 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2297 (TARGET_DEFAULT_TARGET_FLAGS): New.
2298 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2300 2005-07-11 Steven Bosscher <stevenb@suse.de>
2302 * basic-block.h: Give the BB flags enum a name, bb_flags.
2303 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2304 * cfgcleanup.c (enum bb_flags): Remove here.
2305 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2306 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2307 (update_forwarder_flag): Likewise.
2308 (thread_jump): Likewise.
2309 (try_forward_edges): Likewise.
2310 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2311 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2312 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2314 2005-07-11 Richard Guenther <rguenther@suse.de>
2316 * config/i386/i386.opt: New target option -msseregparm.
2317 * config/i386/i386.c (override_options): Error out for
2318 -msseregparm but no SSE support.
2319 (ix86_function_sseregparm): Check for global sseregparm.
2320 * doc/invoke.texi: Document -msseregparm.
2322 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2324 * config.gcc (m32r-*-linux*): Use the default extra_parts.
2325 (m32rle-*-linux*): Ditto.
2327 2005-07-11 Jakub Jelinek <jakub@redhat.com>
2329 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2330 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2331 bytes.
2333 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2335 PR middle-end/22239
2336 PR target/20126
2337 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2338 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2340 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
2342 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2343 (varmap): Heapify varmap.
2344 (constraints): Heapify constraints.
2345 (struct constraint_graph): Heapify succs and preds.
2346 (constraint_vec_find): Update for heapification.
2347 (constraint_set_union): Ditto.
2348 (insert_into_complex): Ditto.
2349 (constraint_edge_vec_find): Ditto.
2350 (erase_graph_self_edge): Ditto.
2351 (add_graph_edge): Ditto.
2352 (get_graph_weights): Ditto.
2353 (merge_graph_nodes): Ditto.
2354 (build_constraint_graph): Ditto.
2355 (topo_visit): Ditto.
2356 (solve_graph): Ditto.
2357 (create_variable_info_for): Ditto.
2358 (init_base_vars): Ditto.
2359 (delete_points_to_sets): Free graph, varmap, and complex constraints.
2360 (condese_varmap_nodes): Free complex vector.
2361 (clear_edges_for_node): Clear succs and preds vector.
2363 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2365 * tree-ssa-structalias.c (update_alias_info): Change counting of
2366 references to not include vdefs.
2368 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2370 * tree-ssa-alias.c (free_used_part_map): Add missing free.
2371 (up_insert): Ditto.
2373 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2375 * pa.c (pa_commutative_p): Make PLUS commutative when
2376 TARGET_NO_SPACE_REGS is true.
2378 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2380 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2381 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2382 * tree-dfa.c (dump_subvars_for): New.
2383 (debug_subvars_for): New.
2384 (dump_variable): Show subvariables if VAR has them.
2385 * tree-flow-inline.h (get_subvar_at): New.
2386 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2387 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2388 Update all users.
2389 (struct subvar): Change fields offset and size to unsigned
2390 HOST_WIDE_INT.
2391 (dump_subvars_for): Declare.
2392 (debug_subvars_for): Declare.
2393 (get_subvar_at): Declare.
2394 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2395 to unsigned HOST_WIDE_INT *.
2396 (overlap_subvar): Likewise.
2397 * tree-gimple.c (is_gimple_reg): Always return false for
2398 SFTs and memory tags.
2399 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2400 Update all callers.
2401 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2402 (compute_may_aliases): Call compute_points_to_sets.
2403 (collect_points_to_info_for): Remove.
2404 (compute_points_to_and_addr_escape): Remove.
2405 (delete_alias_info): Call delete_points_to_sets.
2406 (compute_flow_sensitive_aliasing): If the call to
2407 find_what_p_points_to returns false, call set_pt_anything.
2408 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2409 (set_pt_anything): Clear pi->pt_vars.
2410 (set_pt_malloc): Remove.
2411 (merge_pointed_to_info): Remove.
2412 (add_pointed_to_expr): Remove.
2413 (add_pointed_to_var): Remove.
2414 (collect_points_to_info_r): Remove.
2415 (is_escape_site): Make extern.
2416 (create_sft): New.
2417 (create_overlap_variables_for): Call it.
2418 * tree-ssa-copy.c (merge_alias_info): Never merge
2419 flow-sensitive alias information.
2420 * tree-ssa-operands.c (get_expr_operands): Adjust variables
2421 offset and size to be unsigned HOST_WIDE_INT.
2422 (add_to_addressable_set): Rename from note_addressable.
2423 Set TREE_ADDRESSABLE as the variables are added to the set.
2424 Update all users.
2425 (add_stmt_operand): Do not try to micro-optimize unmodifiable
2426 operands into VUSEs when adding V_MAY_DEFs for members in an
2427 alias set.
2428 * tree-ssa-operands.h (add_to_addressable_set): Declare.
2429 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
2430 (struct variable_info): Add bitfield is_heap_var.
2431 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
2432 (new_var_info): Initialize is_heap_var.
2433 (get_constraint_for): Add HEAP variables to the symbol table.
2434 Mark them with is_heap_var.
2435 (update_alias_info): New. Taken mostly from the old
2436 compute_points_to_and_addr_escape.
2437 (handle_ptr_arith): New.
2438 (find_func_aliases): Call update_alias_info.
2439 Call handle_ptr_info for tcc_binary expressions.
2440 Call mark_stmt_modified.
2441 (create_variable_info_for): If DECL has subvars, do not create
2442 variables for its subvars. Always add all the fields.
2443 (set_uids_in_ptset): If the solution includes ANYOFFSET and
2444 SFTs, then add all the SFTs of the structure.
2445 If VI->DECL is an aggregate with subvariables, add the SFT at
2446 VI->OFFSET.
2447 (find_what_p_points_to): If VI is an artificial variable,
2448 translate to bitfields in SSA_NAME_PTR_INFO.
2449 If the solution is empty, set pi->pt_vars to NULL
2450 (init_base_vars): Create ANYOFFSET.
2451 (compute_points_to_sets): Rename from create_alias_vars.
2452 Make extern.
2453 (pass_build_pta): Remove.
2454 (delete_points_to_sets): Rename from delete_alias_vars.
2455 (pass_del_pta): Remove.
2456 * tree-ssa-structalias.h (struct alias_info): Move from
2457 tree-ssa-alias.h.
2458 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
2459 NUM_REFERENCES_SET): Likewise.
2460 (compute_points_to_sets, delete_points_to_sets): Declare.
2462 2005-07-09 Richard Henderson <rth@redhat.com>
2464 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
2465 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
2466 alpha_split_lock_test_and_set_12): New functions.
2467 * config/alpha/alpha-protos.h: Update.
2468 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
2469 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
2470 * config/alpha/sync.md (I12MODE): New.
2471 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
2472 (sync_<fetchop_name><I48MODE>): Likewise.
2473 (sync_nand<I48MODE>): Likewise.
2474 (sync_old_<fetchop_name><I48MODE>): Likewise.
2475 (sync_new_<fetchop_name><I48MODE>): Likewise.
2476 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2477 (sync_compare_and_swap<I48MODE>): Likewise.
2478 (sync_lock_test_and_set<I48MODE>): Likewise.
2479 (sync_compare_and_swap<I12MODE>): New.
2480 (sync_compare_and_swap<I12MODE>_1): New.
2481 (sync_lock_test_and_set<I12MODE>): New.
2482 (sync_lock_test_and_set<I12MODE>_1): New.
2484 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2486 PR 21356
2487 PR 22332
2488 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
2490 2005-07-09 Jakub Jelinek <jakub@redhat.com>
2492 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
2493 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2495 2005-07-09 Richard SAndiford <richard@codesourcery.com>
2497 PR target/21656
2498 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2500 2005-07-08 David Edelsohn <edelsohn@gnu.org>
2502 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
2503 memory_operand constraint.
2504 (store_conditional_<mode>): Same.
2505 (sync_compare_and_swap<mode>): Same.
2506 (sync_lock_test_and_set<mode>): Same.
2508 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
2510 Rewrite PIC support to more closely model actual instructions.
2511 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
2512 (cris_symbol): Remove prototypes for removed functions.
2513 (cris_pic_symbol_type_of, cris_valid_pic_const)
2514 (cris_expand_pic_call_address): Prototypes for new functions.
2515 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
2516 variable.
2517 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
2518 modifiers.
2519 <case ':'>: Add case for new punctuation character.
2520 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
2521 emitting (extra) PIC modifier.
2522 <case UNSPEC>: Do not assert for PLT.
2523 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
2524 (cris_expand_prologue, cris_expand_epilogue): Check
2525 for pic_offset_table_rtx usage instead of taking
2526 current_function_uses_pic_offset_table as the final word.
2527 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
2528 Remove flag_pic difference.
2529 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
2530 the moral equivalents of...
2531 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
2532 functions.
2533 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
2534 (cris_handle_option): Mark ARG as unused.
2535 (cris_expand_pic_call_address): New worker function for "call",
2536 "call_value".
2537 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
2538 output PIC constructs here.
2539 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
2540 as symbol-specific modifers, not whole or part of operands.
2541 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
2542 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
2543 constants and flag_pic.
2544 (CONSTANT_INDEX_P): Adjust for new functions.
2545 (enum cris_pic_symbol_type): New helper type.
2546 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
2547 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
2548 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
2549 define_constants.
2550 ("movsi"): Emit actual instructions for GOT and relative access.
2551 ("*movsi_got_load"): New pattern to set up the register holding
2552 the GOT pointer.
2553 ("*movsi_internal"): Operand 1 is not a plain general_operand.
2554 Adjust FIXME for 'S'.
2555 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
2556 Use "movs" for -fpic cases.
2557 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
2558 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
2559 ("call", "call_value"): Just call cris_expand_pic_call_address for
2560 PIC addresses.
2561 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
2562 Remove special pattern.
2563 ("*expanded_call_side", "*expanded_call_value_side"): New
2564 patterns.
2565 (gotplt-to-plt, gotplt-to-plt-side-call)
2566 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
2567 peephole2:s.
2568 * config/cris/cris/predicates.md
2569 ("cris_general_operand_or_gotless_symbol"): Remove unused
2570 predicate.
2571 ("cris_general_operand_or_symbol"): Adjust for new functions.
2573 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2575 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2577 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
2579 * Makefile.in (TREE_H): Add treestruct.def.
2580 (c-decl.o): Add pointer-set.h
2581 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2582 visibility on regular DECL's.
2583 (merge_decls): Fix the copying of decl nodes of various types for
2584 the new structures. Don't update RTL, section name, weak status,
2585 etc, on DECL's without RTL.
2586 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2587 Don't check volatile on non-variable types.
2588 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2589 to check whether we have seen arguments.
2590 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2591 flag is checked before field (flag is common, field is not).
2592 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
2593 TS_DECL_COMMON could have an origin.
2594 (add_location_or_const_value_attribute): Don't check section name
2595 on non-var/function decls.
2596 (dwarf2out_var_location): Reverse order of tests.
2597 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
2598 with DECL_WRTL_CHECK.
2599 * expmed.c (make_tree): rtl is now in decl_with_rtl.
2600 * fold-const.c (fold_binary): Don't check weakness on
2601 non-var/function decls.
2602 (tree_expr_nonzero_p): Ditto.
2603 (fold_checksum_tree): Use tree_decl_extra as sizeof
2604 buffer.
2605 * ggc-page.c (extra_order_size_table): Add sizes for
2606 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
2607 tree_field_decl.
2608 * gimplify.c (gimplify_bind_expr): Only set
2609 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
2610 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
2611 without RTL.
2612 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
2613 * langhooks.h (init_ts). New langhook.
2614 * passes.c (rest_of_decl_compilation): Reverse order of tests.
2615 * print-tree.c (print_node): Update to only print fields that
2616 exist in the structures the passed decl has.
2617 * toplev.c (wrapup_global_declarations): Don't reset
2618 DECL_DEFER_OUTPUT on DECL's that don't contain it.
2619 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
2620 * tree-inline.c (remap_decl): Ditto.
2621 * tree-outof-ssa.c (create_temp): Reverse order of tests.
2622 * tree-pretty-print.c (print_declaration): Don't print
2623 DECL_REGISTER on things that don't contain it.
2624 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
2625 non-var/function decls.
2626 * tree.c (tree_contains_struct): New structure.
2627 (init_priority_for_decl): New hashtable.
2628 (tree_int_map): New structure.
2629 (tree_int_map_eq): New function.
2630 (tree_int_map_marked_p): Ditto.
2631 (tree_int_map_hash): Ditto.
2632 (tree_map): Move to tree.h.
2633 (tree_map_eq): Externalize.
2634 (tree_map_hash): Ditto.
2635 (tree_map_marked_p): Ditto.
2636 (init_ttree): Set up tree_contains_struct and call langhook.
2637 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
2638 (tree_code_size): Update for new structures.
2639 (tree_node_structure): Update for new structures.
2640 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
2641 without the field.
2642 (copy_node_stat): Copy init priority.
2643 (build_decl_stat): Ditto for visibility.
2644 (ts_enum_names): New.
2645 (tree_contains_struct_check_failed): New function.
2646 (decl_init_priority_lookup): Ditto.
2647 (decl_init_priority_insert): Ditto.
2648 * treestruct.def: New file.
2649 * tree.h (CODE_CONTAINS_STRUCT): New macro.
2650 (CONTAINS_STRUCT_CHECK): Ditto.
2651 (tree_contains_struct_check_failed): New prototype.
2652 (DECL_CHECK): Removed.
2653 (DECL_MINIMAL_CHECK): New.
2654 (DECL_COMMON_CHECK): Ditto.
2655 (DECL_WRTL_CHECK): Ditto.
2656 (DECL_NON_COMMON_CHECK): Ditto.
2657 (DECL_WITH_VIS_CHECK): Ditto.
2658 (VAR_OR_FUNCTION_DECL_P): Ditto
2659 (struct tree_decl_minimal): New structure.
2660 (struct tree_decl_common): Ditto.
2661 (struct tree_decl_with_rtl): Ditto.
2662 (struct tree_decl_with_vis): Ditto.
2663 (struct tree_decl_non_common): Ditto.
2664 (struct tree_field_decl): Ditto.
2665 (struct tree_parm_decl): Ditto.
2666 (struct tree_var_decl): Ditto.
2667 (struct tree_function_decl): Ditto.
2668 (struct tree_const_decl): Ditto.
2669 (struct tree_result_decl): Ditto.
2670 (union tree_node): Add new structures.
2671 * var-tracking.c (track_expr_p): Reverse order of tests.
2673 * doc/c-tree.texi: Add documentation on DECL node internal structure.
2675 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2677 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
2678 * system.h: Poison FINALIZE_PIC.
2679 * doc/tm.texi (FINALIZE_PIC): Remove.
2681 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2683 PR tree-opt/22329
2684 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
2685 to the correct type if we have a MODIFY_EXPR.
2687 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2689 PR tree-optimization/22360
2690 * tree.c (upper_bound_in_type): Fix calculations for casting
2691 to a non-wider signed type and casting a signed value to a
2692 wider unsigned type.
2693 (lower_bound_in_type): Fix calculations for casting to a
2694 non-wider signed type.
2696 PR tree-optimization/20139
2697 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
2698 release_defs.
2699 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
2700 fold_cond_expr_cond.
2701 * tree-ssanames.c (release_defs): Assert in_ssa_p.
2702 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2704 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2706 PR tree-opt/22356
2707 * tree-complex.c (expand_complex_libcall): Produce
2708 REALPART_EXPR/IMAGPART_EXPR with the correct type.
2710 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2712 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
2713 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
2714 b" assert and inserted fastpath code for this case.
2715 (bitmap_ior): Removed "a != b" assert.
2717 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2719 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
2720 (ENDFILE_SPEC): Likewise.
2721 * config/m32r/m32r.h (ASM_SPEC): Likewise.
2723 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
2724 a large stack frame at epilogue.
2726 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
2728 * final.c: Include sdbout.h when required.
2730 2005-07-07 Geoffrey Keating <geoffk@apple.com>
2732 * config.gcc (*-*-darwin*): Only one target-specific header file
2733 for generic darwin.
2734 (powerpc-*-darwin*): Add version-specific header files.
2735 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
2736 * config.in: Regenerate.
2737 * configure: Regenerate.
2738 * gcc.c: Include xregex.h.
2739 (version_compare_spec_function): New.
2740 (spec_function): Add version-compare.
2741 (replace_outfile_spec_function): Reformat comment.
2742 (compare_version_strings): New.
2743 * config/darwin-c.c (version_as_macro): New.
2744 (builtin_define): New.
2745 (darwin_cpp_builtins): New.
2746 * config/darwin-protos.h (darwin_cpp_builtins): New.
2747 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
2748 (LIB_SPEC): Make unconditional, update comment.
2749 (TARGET_C99_FUNCTIONS): Define.
2750 * config/darwin.opt: Sort.
2751 (mmacosx-version-min=): New.
2752 * config/darwin7.h: Delete.
2753 * config/darwin8.h: Delete.
2754 * config/i386/darwin.h (): Call darwin_cpp_builtins.
2755 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
2756 (TARGET_C99_FUNCTIONS): Define.
2757 * config/rs6000/darwin7.h: New.
2758 * config/rs6000/darwin8.h: New.
2759 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
2760 (-mmacosx-version-min): Document.
2762 2005-07-07 Ian Lance Taylor <ian@airs.com>
2764 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
2766 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
2768 PR middle-end/22239
2769 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
2771 2005-07-07 Khem Raj <kraj@mvista.com>
2773 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
2774 in bytes, not words.
2776 2005-07-07 Paul Brook <paul@codesourcery.com>
2778 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
2779 DEFAULT_FUNCTION_ARG_PADDING to upward.
2781 2005-07-07 Richard Henderson <rth@redhat.com>
2783 * function.c (locate_and_pad_parm): Record parameter alignment in
2784 stack_alignment_needed.
2786 2005-07-07 David Edelsohn <edelsohn@gnu.org>
2788 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
2789 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
2790 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
2791 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
2792 (define_attr "type"): Add isync, sync, load_l, store_c.
2793 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
2794 Create scratch volatile MEM.
2795 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
2796 sync.
2797 (load_locked_<mode>): New.
2798 (store_conditional_<mode>): New.
2799 (sync_compare_and_swap<mode>): Replace with splitter.
2800 (sync_lock_test_and_set<mode>): Replace with splitter.
2801 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
2802 and UNSPECV_ISYNC.
2803 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
2804 is ics. Attribute isync.
2805 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
2806 lwsync.
2807 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
2808 and UNSPECV_SYNC_OP.
2809 (emit_unlikely_jump): New.
2810 (emit_load_locked): New.
2811 (emit_store_conditional): New.
2812 (rs6000_split_compare_and_swap): New.
2813 (rs6000_split_lock_test_and_set): New.
2814 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
2815 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
2816 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
2817 rs6000_split_lock_test_and_set): Declare.
2818 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
2819 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
2820 store_c, isync, sync.
2822 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
2824 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
2825 filenames to gtyp-gen.h.
2826 (s-typ-gen): Use it in place of for loops.
2828 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
2830 * hooks.c (hook_bool_rtx_int_false): New function.
2831 * hooks.h (hook_bool_rtx_int_false): Declare.
2832 * target-def.h (TARGET_COMMUTATIVE_P): Define.
2833 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
2834 * target.h (struct gcc_target): Add commutative_p member.
2835 * targhooks.c (hook_bool_rtx_commutative_p): New function.
2836 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
2837 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
2838 (pa_commutative_p): New function.
2839 * jump.c (target.h): Include.
2840 (rtx_renumbered_equal_p): Use targetm.commutative_p.
2841 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
2843 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2845 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
2846 (s390_expand_setmem): New.
2847 * config/s390/s390.c: Likewise.
2848 (print_shift_count_operand): Truncate to 12 bits instead of 6.
2849 Adapt comments.
2850 * config/s390/s390.md: ("setmem<mode>"): Accept character as
2851 general_operand. Call new function "s390_expand_setmem".
2852 ("clrmem_long", "*clrmem_long"): Rewrite to ...
2853 ("setmem_long", "*setmem_long"): ... this.
2855 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2857 * config/s390/s390.c: (optimization_options): Enable
2858 TARGET_MVCLE at -Os.
2859 * doc/invoke.texi: Document changes in default behaviour.
2860 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
2862 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2864 * expr.c: (set_storage_via_setmem): Convert opchar to mode
2865 defined by back-end.
2867 2005-07-07 Jakub Jelinek <jakub@redhat.com>
2869 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
2870 all sets in the pattern.
2871 * config/rs6000/rs6000.md (stack_protect_testsi,
2872 stack_protect_testdi): Likewise.
2874 2005-07-06 Jeff Law <law@redhat.com>
2876 * tree-vrp.c (simplify_using_ranges): Kill.
2877 (vrp_finalize): Remove call to simplify_using_ranges.
2878 (simplify_stmt_using_ranges): New function extracted from
2879 simplify_using_ranges.
2880 (simplify_div_or_mod_using_ranges): Likewise.
2881 (simplify_abs_using_ranges): Likewise.
2882 (simplify_cond_using_ranges): New function.
2883 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
2884 * tree-ssa-propagate.c (substitute_and_fold): Call
2885 simplify_stmt_using_ranges if we have range information.
2887 2005-07-06 James E. Wilson <wilson@specifixinc.com>
2889 * config/ia64/ia64.c (ia64_reorg): Check optimize before
2890 ia64_flag_schedule_isns2.
2892 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
2893 reading/writing general registers.
2894 (ia64_function_arg): Revert 2005-06-18 change.
2896 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2898 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
2899 (legitimize_tls_address): Use gcc_unreachable instead of abort.
2901 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
2903 * function.c (expand_function_end): Revert part of 2005-06-27
2904 patch. Do sjlj_emit_function_exit_after after return_label.
2906 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
2908 * doc/install.texi (--disable-libssp): New.
2910 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
2912 * doc/invoke.texi: Update -fforce-mem documentation.
2913 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
2914 code for -fforce-mem.
2915 * expmed.c: (store_bit_field,store_fixed_bit_field,
2916 extract_bit_field): Ditto.
2917 * expr.c: (convert_move): Ditto.
2918 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
2919 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
2920 emit_conditional_add,expand_float,expand_fix): Ditto.
2921 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
2922 (common_handle_option): Issue warning when -fforce-mem specified.
2924 2005-07-06 Paul Brook <paul@codesourcery.com>
2926 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
2927 argument is empty.
2928 * configure: Regenerate.
2930 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
2932 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
2934 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
2936 Fix PR tree-optimization/22319
2937 Fix PR tree-optimization/22140
2938 Fix PR tree-optimization/22310
2940 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
2941 variable sized types.
2942 Use correct type for intermediate structure on *a = *b structure
2943 copies.
2945 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2947 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
2948 Remove.
2949 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
2950 (machine_function): Move typedef to...
2951 * config/rs6000/rs6000.c (machine_function): ... here. Add
2952 varargs_save_offset field.
2953 (rs6000_stack_t): Remove varargs_size field.
2954 (setup_incoming_varargs): Allocate varargs save area using
2955 assign_stack_local, try to make it as small as possible.
2956 Save offset from virtual_stack_vars_rtx to the save area
2957 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
2958 instead of magic 8 when fp word byte size is used.
2959 (rs6000_va_start): Use cfun->machine->varargs_save_offset
2960 instead of -RS6000_VARARGS_SIZE.
2961 (rs6000_stack_info, debug_stack_info,
2962 rs6000_initial_elimination_offset): Remove all traces of
2963 varargs_size.
2964 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
2965 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
2966 RS6000_VARARGS_AREA.
2968 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
2970 PR tree-optimization/21963
2971 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
2972 constant_multiple_of in the same way get_computation_cost_at does.
2974 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2976 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
2977 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
2978 (gen_compare_reg): If sparc_compare_emitted is set, clear it
2979 and return its previous value.
2980 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
2981 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
2982 constants.
2983 (stack_protect_set, stack_protect_test): New expanders.
2984 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
2985 stack_protect_testdi): New insns.
2986 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2987 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
2989 2005-07-06 Jeff Law <law@redhat.com>
2991 * tree-ssa-dce.c (cfg_altered): New global.
2992 (tree_dce_init): Initialize cfg_altered.
2993 (remove_dead_stmt): If we remove an edge in the CFG, then set
2994 CFG_ALTERED.
2995 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
2996 the dominators.
2998 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3000 * Makefile.in (stamp-collect-ld): Use
3001 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3002 ./collect-ld if it already exists.
3003 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3004 Don't remove ./nm if it already exists.
3006 2005-07-05 Devang Patel <dpatel@apple.com>
3008 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3009 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3010 * tree-vectorizer.c (vect_loop_location): New.
3011 (vect_print_dump_info): Use vect_loop_location.
3012 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3013 (vectorize_loops): Set vect_loop_location.
3014 * tree-vect-analyze.c (vect_analyze_offset_expr,
3015 vect_determin_vectorization_factor, vect_analyze_operations,
3016 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3017 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3018 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3019 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3020 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3021 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3022 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3023 vect_analyze_loop): Adjust vect_print_dump_info API.
3024 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3025 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3026 vect_finish_stmt_generation, vectorizable_assignment,
3027 vectorizable_operation, vectorizable_store, vectorizable_load,
3028 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3029 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3030 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3031 vect_transform_loop): Same.
3032 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3033 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3034 Same.
3036 2005-07-05 Randolph Chung <tausq@debian.org>
3038 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3039 * configure: Regenerate.
3040 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3041 (pa_tls_referenced_p): Declare.
3042 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3043 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3044 (legitimize_tls_address): New.
3045 (hppa_legitimize_address): Handle TLS addresses.
3046 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3047 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3048 (emit_move_sequence): Handle TLS addresses.
3049 (pa_encode_section_info): Call default handler to handle common
3050 sections.
3051 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3052 (CONSTANT_ADDRESS_P): Reject TLS operands.
3053 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3054 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3055 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3056 (UNSPEC_TLSLE): Define new constants.
3057 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3058 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3059 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3060 (tie_symbolic_operand, tle_symbolic_operand): New
3062 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3064 * aclocal.m4: Update macros for autoconf 2.59 style.
3065 * configure.ac: Likewise.
3067 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3069 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3070 (function_arg): Pass small aggregates in general registers on 32-bit
3071 targets.
3072 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3074 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3076 * Makefile.in (final.o): Fix dependencies.
3078 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3080 PR c/22013
3081 PR c/22098
3082 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3083 * langhooks.c (lhd_expr_to_decl): New.
3084 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3085 New.
3086 (LANG_HOOKS_INITIALIZER): Update.
3087 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3088 expr_to_decl langhook.
3089 * c-tree.h (c_expr_to_decl): Declare.
3090 * c-typeck.c (c_expr_to_decl): New.
3091 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3092 specially.
3093 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3095 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3097 PR c/22308
3098 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3099 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3101 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3103 * Makefile.in: Adjust dependencies.
3104 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3105 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3106 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3107 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3108 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3109 rest_of_compilation.
3111 * bb-reorder.c (gate_duplicate_computed_gotos,
3112 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3113 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3114 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3115 pass_partition_blocks): New.
3116 * bt-load.c (gate_handle_branch_target_load_optimize,
3117 rest_of_handle_branch_target_load_optimize,
3118 pass_branch_target_load_optimize): New.
3119 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3120 pass_jump2): New.
3121 * cfglayout.c (pass_insn_locators_initialize): New.
3122 * cfgrtl.c (pass_free_cfg): New.
3123 * combine.c (gate_handle_combine, rest_of_handle_combine,
3124 pass_combine): New.
3125 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3126 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3127 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3128 * except.c (pass_set_nothrow_function_flags,
3129 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3130 pass_rtl_eh): New.
3131 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3132 rest_of_handle_shorten_branches, pass_shorten_branches,
3133 rest_of_clean_state, pass_clean_state): New.
3134 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3135 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3136 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3137 pass_flow2): New.
3138 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3139 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3140 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3141 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3142 pass_gcse): New.
3143 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3144 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3145 pass_rtl_ifcvt, gate_handle_if_after_combine,
3146 rest_of_handle_if_after_combine, pass_if_after_combine,
3147 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3148 pass_if_after_reload): New.
3149 * integrate.c (pass_initial_value_sets): New.
3150 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3151 pass_purge_lineno_notes): New.
3152 * mode-switching.c (rest_of_handle_mode_switching,
3153 pass_mode_switching): New.
3154 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3155 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3156 pass_loop2): New.
3157 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3158 pass_loop_optimize): New.
3159 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3160 pass_sms): New.
3161 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3162 pass_gcse2): New.
3163 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3164 pass_postreload_cse): New.
3165 * profile.c (gate_handle_profiling, pass_profiling,
3166 rest_of_handle_branch_prob, pass_branch_prob): New.
3167 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3168 pass_split_before_regstack, gate_handle_split_before_regstack,
3169 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3170 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3171 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3172 pass_stack_regs): New.
3173 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3174 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3175 pass_stack_adjustments): New.
3176 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3177 pass_regrename): New.
3178 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3179 pass_delay_slots, gate_handle_machine_reorg,
3180 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3181 * rtl.h (extern void purge_line_number_notes): New.
3182 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3183 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3184 pass_sched2): New.
3185 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3186 pass_tracer): New.
3187 * value-prof.c (gate_handle_value_profile_transformations,
3188 rest_of_handle_value_profile_transformations,
3189 pass_value_profile_transformations): New.
3190 * var-tracking.c (gate_handle_var_tracking,
3191 pass_variable_tracking): New.
3192 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3194 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3195 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3196 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3197 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3198 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3199 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3200 rest_of_handle_gcse2, rest_of_handle_regmove,
3201 rest_of_handle_tracer, rest_of_handle_if_conversion,
3202 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3203 rest_of_handle_web, rest_of_handle_branch_prob,
3204 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3205 rest_of_handle_jump_bypass, rest_of_handle_combine,
3206 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3207 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3208 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3209 rest_of_handle_mode_switching, rest_of_handle_jump,
3210 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3211 rest_of_handle_flow2, rest_of_handle_jump2,
3212 rest_of_handle_peephole2, rest_of_handle_postreload,
3213 rest_of_handle_shorten_branches, rest_of_clean_state,
3214 rest_of_compilation): Remove.
3216 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3217 * passes.c (dump_flags, in_gimple_form, all_passes,
3218 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3219 register_dump_files, next_pass_1, last_verified, execute_todo,
3220 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3221 from tree-optimize.c.
3222 (init_optimization_passes): Moved from tree-optimize.c,
3223 adding the RTL optimizations.
3224 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3225 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3226 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3227 register_dump_files, next_pass_1, last_verified, execute_todo,
3228 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3229 init_tree_optimization_passes, ipa_passes): Delete.
3230 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3231 the RTL dumps.
3232 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3233 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3234 from tree.h.
3235 (ipa_passes): Remove.
3236 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3237 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3238 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3239 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3240 (dump_info_p, dump_flag): Moved to tree-dump.h.
3242 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3243 cgraph.c, opts.c.
3244 * passes.c (finish_optimization_passes): Use dump_begin
3245 and dump_end, TDI_end.
3246 (gate_rest_of_compilation): New.
3247 (pass_rest_of_compilation): Use it.
3248 (gate_postreload, pass_postreload): New.
3249 * toplev.c (general_init): Rename init_tree_optimization_passes.
3250 * toplev.h (init_tree_optimization_passes): Rename to
3251 init_optimizations_passes.
3252 * tree-dump.c (dump_flag): Make static.
3253 (dump_files): Remove RTL dumps.
3254 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3255 pass_cleanup_cfg, pass_free_cfg_annotations,
3256 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3257 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3258 * tree-pretty-print.c: Include tree-pass.h.
3259 * cgraph.c: Include tree-dump.h.
3261 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3263 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3264 Only fall back to saying it points to readonly memory if
3265 we can't do better.
3267 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3269 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3270 * config/m32r/m32r.c (m32r_compute_frame_size,
3271 m32r_expand_prologue): Take current_function_profile into
3272 account whenever we reference
3273 current_function_uses_pic_offset_table.
3274 (m32r_finalize_pic): Remove.
3275 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3277 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3279 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3280 instead of $<. Don't remove ./as if it already exists.
3282 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3284 PR target/21723
3285 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3286 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3287 for complex modes when generating code for PA 1.0.
3288 (VALID_FP_MODE_P): New macro.
3289 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3290 sets for all general and floating point modes. Align wide floating
3291 point modes to even register boundaries to comply with architectural
3292 requirements.
3293 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3294 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3295 (VALID_FP_MODE_P): New macro.
3296 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3297 sets for all general and floating point modes. Align wide floating
3298 point modes to even register boundaries to comply with architectural
3299 requirements.
3301 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3303 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3304 to 0.
3306 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3308 * tree-ssa-structalias.c: Don't include expr.h.
3310 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3312 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3313 comments.
3315 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3317 Fix PR tree-optimization/22279
3319 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3320 correct operator.
3322 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
3324 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3326 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3328 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3329 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3330 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3331 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3332 config/stormy16/stormy16.c, config/v850/v850.c,
3333 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3334 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3335 Avoid "." or "\n" at end of diagnostics and capital letters at
3336 start of diagnostics.
3337 * combine.c, cse.c: Don't translate dump file output.
3338 * toplev.c (print_version): Only translate output if going to
3339 stderr.
3341 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3343 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3344 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3345 typos.
3347 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3349 * pa.c (fix_range): Fix typo in comment.
3351 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3353 * tree-vrp.c (extract_range_from_assert): Replace
3354 fold (build (...)) with fold_build2.
3356 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3358 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3359 gcc_gfc_char_table, init_dynamic_gfc_info): New.
3360 (format_types_orig, handle_format_attribute): Add support for
3361 format "gcc_gfc".
3363 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3365 * varasm.c (assemble_variable): Fix format specifier thinko.
3367 2005-07-03 Ira Rosen <irar@il.ibm.com>
3369 PR tree-optimization/22029 (and 22135)
3370 * tree-pretty-print.c (dump_generic_node): Check that the node is not
3371 a phi node before calling dump_vops.
3373 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3375 * tree-dump.h (dump_string_field): Declare.
3376 * tree-dump.c: Use it instead of dump_string.
3377 (dump_string_field): Make non-static.
3379 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3381 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3382 up the minimal CFG stuff always when optimize > 0. Call
3383 split_all_insns_noflow in PIC case if needed.
3385 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3386 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3388 PR c++/18279
3389 * c-decl.c (c_write_global_declarations): Dump contents of
3390 external scope to.
3391 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3392 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3393 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3394 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3395 is enabled.
3397 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3399 * c-common.h (GCC_DIAG_STYLE): Define.
3400 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
3401 version for format checking to 4.1.
3402 * c-format.c: Include toplev.h after c-common.h.
3403 (enum format_type): Add gcc_tdiag_format_type.
3404 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
3405 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
3406 (format_types_orig): Add gcc_tdiag.
3407 (init_dynamic_diag_info): Support gcc_tdiag formats.
3408 (handle_format_attribute): Likewise.
3409 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
3410 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
3411 version for format checking to 4.1.
3412 (warning0, warning, error, pedwarn, sorry): Use
3413 ATTRIBUTE_GCC_DIAG.
3414 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
3415 (finish_aliases_1): Do not use %qE.
3416 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
3417 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
3418 Correct format bugs.
3419 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
3420 parameter to unsigned HOST_WIDE_INT.
3421 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3423 2005-07-02 David Edelsohn <edelsohn@gnu.org>
3425 PR middle-end/21742
3426 * expr.c (write_complex_part): Use adjust_address for MEM.
3427 (read_complex_part): Same.
3429 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
3431 Fix PR tree-optimization/22280
3433 * tree-sra.c (generate_element_init): Remove useless loop.
3435 2005-07-02 Richard Henderson <rth@redhat.com>
3437 * config/alpha/alpha.c (alpha_legitimize_address): Check for
3438 TLS_MODEL_NONE.
3439 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
3441 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
3443 PR middle-end/14490
3444 * fold-const.c (fold_binary): Handle the return value of
3445 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
3446 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
3448 2005-07-02 Jeff Law <law@redhat.com>
3450 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
3451 a eliminate type conversion which feeds an equality comparison
3452 if the original type or either operand in the comparison is a
3453 function pointer.
3455 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
3457 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
3458 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
3459 texts.
3460 * config/avr/avr.c: Do not use '`' as left quote.
3461 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
3462 Remove "." from end of diagnostics. Make diagnostics start with
3463 lowercase letter.
3465 2005-07-02 Zack Weinberg <zack@codesourcery.com>
3466 Joseph S. Myers <joseph@codesourcery.com>
3468 * toplev.c (default_tree_printer): Handle setting location with
3469 '+' flag.
3470 * c-objc.common.c (c_tree_printer): Likewise.
3471 * c-format.c (gcc_diag_flag_specs): Add '+'.
3472 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
3473 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
3474 formats.
3475 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
3476 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
3477 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
3478 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
3479 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
3480 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
3481 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
3482 format arguments where %J is used without %D.
3484 2005-07-02 Jakub Jelinek <jakub@redhat.com>
3486 * gcc.c (LINK_SSP_SPEC): Define.
3487 (link_ssp_spec): New variable.
3488 (LINK_COMMAND_SPEC): Add %(link_ssp).
3489 (static_specs): Add link_ssp_spec.
3490 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
3491 * configure: Rebuilt.
3492 * config.in: Rebuilt.
3494 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3495 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3496 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3497 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3498 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
3499 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
3500 -0x7008(2) instead of reading __stack_chk_guard variable.
3501 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
3502 number.
3503 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
3504 (stack_protect_set, stack_protect_test): Use *_tls* patterns
3505 if TARGET_THREAD_SSP_OFFSET is defined.
3506 (stack_tls_protect_set_si, stack_tls_protect_set_di,
3507 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
3509 Revert:
3510 2005-06-27 Richard Henderson <rth@redhat.com>
3511 * libgcc-std.ver (GCC_4.1.0): New.
3512 * libgcc.h (__stack_chk_guard): Declare.
3513 (__stack_chk_fail, __stack_chk_fail_local): Declare.
3514 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
3515 * mklibgcc.in (lib2funcs): Add them.
3517 2005-07-01 Richard Henderson <rth@redhat.com>
3519 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
3520 void * before struct sigcontext *.
3521 (x86_fallback_frame_state): Likewise.
3523 2005-07-01 James E. Wilson <wilson@specifixinc.com>
3525 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
3527 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3529 PR tree-opt/22269
3530 * tree-ssa-reassoc.c (should_transpose): Fix which operand
3531 we check for SSA_NAME for.
3533 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
3535 Fix PR tree-optimization/22071
3537 * tree-ssa-structalias.c (offset_overlaps_with_access): New
3538 function.
3539 (get_constraint_for_component_ref): Use it.
3541 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3543 PR other/22264
3544 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
3545 print out the last new line.
3547 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
3549 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
3550 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
3551 * config/cris/cris.c (cris_conditional_register_usage): Adjust
3552 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
3553 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
3554 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
3555 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
3556 (enum reg_class): New member CC0_REGS.
3557 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
3558 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
3559 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
3560 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
3561 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3562 Adjust for register now described.
3564 2005-07-01 Jakub Jelinek <jakub@redhat.com>
3566 PR target/22262
3567 * config/i386/i386.md (stack_protect_test_si,
3568 stack_protect_test_di): Add earlyclobber for scratch 3.
3569 * config/rs6000/rs6000.md (stack_protect_testsi,
3570 stack_protect_testdi): Add earlyclobber for scratch 3,
3571 remove earlyclobber from scratch 4.
3573 Older entries for 2005 can be found in ChangeLog-2005.