| blob | 9f14805c80d0f011e2984081b10981b21f98f2c5 |
1 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3 * doc/install.texi (Binaries): Remove broken link to
4 Sinix/Reliant Unix binaries.
6 2005-08-03 Richard Henderson <rth@redhat.com>
8 PR 23221
9 * function.c (stack_protect_epilogue): Export.
10 * tree.h (stack_protect_epilogue): Declare.
11 * calls.c (expand_call): Call it.
13 2005-08-03 Eric Christopher <echristo@apple.com>
15 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
16 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
17 spec.
19 2005-08-04 Jan Hubicka <jh@suse.cz>
21 * profile.c (branch_prob): Split edges with goto locus on them
22 to get proper line counts.
23 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
25 2005-08-03 Paul Brook <paul@codesourcery.com>
27 * function.c (assign_parms): Round current_function_args_size
28 to PARM_BOUNDARY, not STACK_BOUNDARY.
30 2005-08-03 Geoffrey Keating <geoffk@apple.com>
32 * config/i386/i386.c (x86_elf_aligned_common)
33 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
35 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
37 PR tree-optimization/23157
38 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
39 before emitting them.
41 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
43 PR tree-optimization/19899
44 * Makefile.in (tree-scalar-evolution.o): Add real.h.
45 * tree-scalar-evolution.c: Include real.h.
46 (add_to_evolution): Build constant -1 of correct type.
48 2005-08-03 Jan Hubicka <jh@suse.cz>
50 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
51 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
52 profile updating for complette unrolling.
53 * loop-unroll.c (peel_loop_completely): Use it.
54 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
55 (tree_unroll_loops_completely): Disable code growing unrolling of cold
56 loops.
58 2005-08-03 Paul Brook <paul@codesourcery.com>
60 * combine.c (can_change_dest_mode): New function.
61 (try_combine, simplify_set): Use it.
63 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
65 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
66 TFmode to BLKmode.
68 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
70 * doc/install.texi (Specific): Adjust link to openavr.org.
71 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
72 (Binaries): Adjust HP-UX Porting Center link.
73 (Binaries): Adjust Free Software Foundation ordering link.
75 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
77 * convert.c (convert_to_integer): Use fold_build1 instead of
78 build1 when converting an integer to an integer.
80 2005-08-02 Richard Henderson <rth@redhat.com>
82 * combine.c (combine_instructions): Don't use reg_equal/equiv
83 results if the mode doesn't match.
85 2005-08-02 Mark Mitchell <mark@codesourcery.com>
87 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
88 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
90 2005-08-02 Richard Henderson <rth@redhat.com>
92 PR 23196
93 * explow.c (memory_address): Remove special-case for
94 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
96 2005-08-02 Diego Novillo <dnovillo@redhat.com>
98 PR 23164
99 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
100 number of calls to cleanup_tree_cfg_1.
102 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
104 * doc/invoke.texi: document file extensions .F90 and .F95
106 2005-08-02 Richard Guenther <rguenther@suse.de>
108 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
109 positive if its first argument is positive.
111 2005-08-02 Richard Guenther <rguenther@suse.de>
113 PR tree-optimization/23177
114 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
115 on TMR_TAG.
117 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
119 PR tree-optimization/23129
120 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
121 varying for divisions with anti-ranges.
123 2005-08-02 Jan Hubicka <jh@suse.cz>
125 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
126 * tree-ssa-threadupdate.c (thread_block): Add it here.
128 2005-08-01 James E Wilson <wilson@specifix.com>
130 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
131 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
132 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
133 New.
134 * config/mips/predicates.md (const_call_insn_operand): Add check for
135 SYMBOL_REF_LONG_CALL_P.
136 * doc/extend.texi (long_call): Document the new attribute.
138 2005-08-01 Ian Lance Taylor <ian@airs.com>
139 Richard Henderson <rth@redhat.com>
141 * Makefile.in (RTL_BASE_H): Add real.h.
142 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
143 instead of memcpy.
144 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
145 directly.
146 * rtl.c (rtl_check_failed_code_mode): New.
147 * rtl.h (struct rtx_def): Add u.rv.
148 (XCMWINT, XCNMPRV): New.
149 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
150 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
152 2005-08-01 Richard Henderson <rth@redhat.com>
154 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
155 with auto-inc codes.
157 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
159 2005-08-01 Jan Hubicka <jh@suse.cz>
161 * i386-protos.h (asm_preferred_eh_data_format): Declare.
162 * i386.c: Include dwarf2.h
163 (asm_preferred_eh_data_format): New.
164 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
166 2005-08-01 Ian Lance Taylor <ian@airs.com>
168 * config/host-linux.c (linux_gt_pch_get_address): Add new name
169 randomize_va_space for virtual address randomization control.
171 2005-08-01 Steven Bosscher <stevenb@suse.de>
173 * common.opt (flag_ipa_cp): Put in right place to maintain
174 alphabetic sort.
176 2005-08-01 Jan Hubicka <jh@suse.cz>
178 * profile.c (compute_value_histograms): Fix thinko.
179 * value-prof.c: Include toplev.h
180 (check_counter): New function.
181 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
182 tree_mod_subtract_transform): Add sanity check.
184 2005-08-01 Richard Guenther <rguenther@suse.de>
186 PR tree-optimization/23133
187 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
188 current functions parameter decls to find defs to cse
189 reciprocals of.
191 2005-08-01 Richard Guenther <rguenther@suse.de>
193 PR tree-optimization/23109
194 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
195 If trapping math is in effect, use post-dominator information
196 to check if we'd in any case reach a trapping point before
197 doing the reciprocal insertion.
198 (execute_cse_reciprocals): Compute post-dominators, if necessary.
199 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
200 expressions are invariant only if trapping math is not in effect.
202 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
204 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
205 cgraph_function_versioning): New declarations.
206 * cgraphunit.c: Add include to ipa-prop.h.
207 (update_call_expr, cgraph_copy_node_for_versioning,
208 cgraph_function_versioning): New functions.
209 * integrate.c (copy_decl_for_inlining): Remove.
210 * ipa-prop.h (ipa_replace_map): New struct.
211 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
212 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
213 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
214 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
215 ipcp_iterate_stage, ipcp_method_scale_print,
216 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
217 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
218 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
219 ipcp_update_bb_counts, ipcp_update_profiling,
220 ipcp_update_edges_counts): New functions.
221 (ipcp_method_cval_init): Remove restriction regarding local methods.
222 (ipcp_init_stage): Add ipcp_method_compute_scale.
223 (ipcp_insert_stage): Add versioning.
224 (ipcp_structures_print): Add ipcp_method_scale_print.
225 (ipcp_driver): Dump profiling info.
226 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
227 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
228 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
229 (struct inline_data): Add versioning_p, ipa_info, new fields.
230 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
231 declare_return_variable): Replace calls to copy_decl_for_inlining with
232 copy_decl_for_dup.
233 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
234 versioning support.
235 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
236 Add argument VERSIONING.
237 (copy_arguments_for_versioning, copy_static_chain,
238 function_versionable_p, tree_versionable_function_p,
239 tree_function_versioning, replace_ref_tree): New functions.
240 * tree-inline.h: Include varray.h.
241 (tree_versionable_function_p, tree_function_versioning,
242 tree copy_decl_for_dup): New declarations.
244 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
246 * ipa-cp.c: New file. Contains IPCP specific functionality.
247 * ipa-prop.h: New file. Contains structures/definitions that can be
248 used by several interprocedural data flow optimizations (and also IPCP).
249 * ipa-prop.c: New file.
250 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
251 * common.opt: Add ipa-cp flag.
252 * timevar.def: Add IPCP optimization.
253 * tree-optimize.c (init_tree_optimization_passes): Schedule
254 pass_ipa_cp.
255 * tree-pass.h (pass_ipa_cp): Declare.
257 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
259 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
260 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
261 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
262 config/i386/i386.c, config/mips/mips.h,
263 config/rs6000/rs6000.h, config/sh/sh.c,
264 config/stormy16/stormy16.c: Fix comment typos.
266 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
268 PR c/22311
269 * c-typeck.c (build_binary_op): Use common_type wrapper on
270 shortened types.
271 (common_type): Update comment.
273 2005-07-31 Steven Bosscher <stevenb@suse.de>
275 PR target/23095
276 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
277 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
278 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
280 2005-07-31 Jan Hubicka <jh@suse.cz>
282 * pretty-print.h (pp_widest_integer): New macro.
283 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
284 counts.
286 2005-07-31 Jan Hubicka <jh@suse.cz>
288 * output.h (enum section_category): Export from varasm.c
289 (categorize_decl_for_section): Likewise.
290 * varasm.c (enum section_category): Kill.
291 (categorize_decl_for_section): Make global.
292 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
293 Declare.
294 * i386.c (ix86_section_threshold): New static variable.
295 (ix86_in_large_data_p, ix86_encode_section_info,
296 x86_64_elf_unique_section,
297 x86_64_elf_select_section): New functions.
298 (TARGET_ENCODE_SECTION_INFO): Define
299 (override_options): Enable medium model for PIC.
300 (ix86_expand_prologue): Expand gen_set_got_rex64.
301 (legitimate_constant_p): Handle new UNSPECs.
302 (legitimate_pic_address_disp_p): Likewise.
303 (legitimize_pic_address): Lower MEDIUM model addressing.
304 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
305 (enum cmodel): Add MEDIUM_PIC.
306 (SYMBOL_REF_FAR_ADDR_P): New macro.
307 (SYMBOL_FLAG_FAR_ADDR): New flag.
308 * i386.md (movdi): Support medium model.
309 (set_got_rex64): New pattern.
310 * i386.opt (mlarge-data-threshold): New flag.
311 * predicates.md (zext_operand/sext_operand): Deal with medium model.
312 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
313 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
314 TARGET_ASM_UNIQUE_SECTION): New.
316 * invoke.texi (-mlarge_data_threshold): Document
318 2005-07-31 Jan Hubicka <jh@suse.cz>
320 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
321 (coalesce_vars): Likewise.
322 * tree-ssa-live.c (coalesce_cost): New.
323 (build_tree_conflict_graph): Use coalesce_cost.
324 * tree-ssa-live.h (coalesce_cost): Declare.
326 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
328 * arm.md (all peepholes for post-increment operations): Delete.
329 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
330 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
331 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
332 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
333 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
335 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
337 * fold-const.c (tree_expr_nonnegative_p): Always return true for
338 non-integral types.
340 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
342 PR target/22582
343 * doc/invoke.texi: Document -rdynamic.
345 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
347 PR c/23143
348 * c-parser.c (c_parser_parms_list_declarator): Call
349 mark_forward_parm_decls.
350 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
351 decls with visibility structure.
353 2005-07-30 Paul Brook <paul@codesourcery.com>
355 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
357 2005-07-30 Paul Brook <paul@codesourcery.com>
359 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
360 prototype.
361 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
362 value for mode.
363 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
365 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
367 PR c/529
368 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
369 nested function declarators.
370 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
371 (grokparms): Call warn_if_shadowing for parameters used within the
372 parameter list.
373 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
374 not used within the parameter list.
375 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
377 2005-07-30 Jan Hubicka <jh@suse.cz>
379 * expr.c (expand_expr_real_1): Do not load mem targets into register.
380 * i386.c (ix86_fixup_binary_operands): Likewise.
381 (ix86_expand_unary_operator): Likewise.
382 (ix86_expand_fp_absneg_operator): Likewise.
383 * optabs.c (expand_vec_cond_expr): Validate dest.
385 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
387 PR c/21720
388 * real.c (real_from_string): Also set last bit if there is a
389 nonzero hex digit beyond GCC's internal precision after ".".
391 2005-07-29 David Edelsohn <edelsohn@gnu.org>
393 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
394 define_constants. Change duplicate values to unassigned numbers.
395 Change UNSPEC_SUBS to UNSPEC_VSUBS.
396 (*altivec_vspltsf): New.
397 (altivec_vperm_v4sf): Delete.
398 (altivec_vperm_<mode>): Use mode macro V.
399 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
400 (altivec_predicate_v4sf): Delete.
401 (altivec_predicate_<mode>): Use mode macro V.
402 (*altivec_lvesfx): New.
403 (*altivec_stvesfx): New.
404 (vec_realign_load_v4sf): Delete.
405 (vec_realign_load_<mode>): Use mode macro V.
406 * config/rs6000/rs6000.c (generate_set_vrsave): Use
407 UNSPECV_SET_VRSAVE.
409 2005-07-29 Mark Mitchell <mark@codesourcery.com>
411 PR bootstrap/23131
412 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
413 string.
414 * configure: Regenerated.
416 2005-07-29 Paul Brook <paul@codesourcery.com>
418 * doc/install.texi: Add link to GFortran binaries wiki page.
420 2005-07-29 David Ung <davidu@mips.com>
422 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
423 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
424 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
425 * config/mips/mips.md (cpu): Add 5kf name.
426 (includes): Includes 5k.md.
427 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
428 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
429 -march flag.
431 2005-07-29 Diego Novillo <dnovillo@redhat.com>
433 PR 22550
434 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
435 (cleanup_tree_cfg): ... here.
436 Call cleanup_tree_cfg_1 until there are no more cleanups to
437 do.
439 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
441 * tree-vrp.c (compare_range_with_value): Return true or false
442 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
443 EQ_EXPR respectively.
445 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
447 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
448 Fix comment typos.
450 2005-07-29 Diego Novillo <dnovillo@redhat.com>
452 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
453 (tree_ssa_dominator_optimize): Increment it.
454 (dump_dominator_optimization_stats): Print it.
456 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
457 Steven Bosscher <stevenb@suse.de>
459 PR rtl-optimization/23117
460 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
461 when head == tail. Tidy comment.
463 2005-07-28 Richard Henderson <rth@redhat.com>
465 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
466 * cselib.c (rtx_equal_for_cselib_p): Likewise.
467 * jump.c (rtx_renumbered_equal_p): Likewise.
468 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
469 CONST_INT and CONST_DOUBLE.
470 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
471 * reload.c (operands_match_p): Special case CONST_INT and
472 CONST_DOUBLE; check mode earlier.
474 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
476 PR c/22240
477 * c-typeck.c (convert_for_assignment): Do not check
478 DECL_IN_SYSTEM_HEADER on NULL fundecl.
480 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
482 PR c/22192
483 * c-typeck.c (composite_type): Prefer constant size arrays to
484 VLAs.
486 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
488 PR c/21720
489 * real.c (real_from_string): Set last bit if there is a nonzero
490 hex digit beyond GCC's internal precision.
492 2005-07-28 Richard Henderson <rth@redhat.com>
494 PR rtl-opt/22619
495 * cfgcleanup.c (try_forward_edges): Watch out for end of
496 insn chain.
498 2005-07-28 James E Wilson <wilson@specifixinc.com>
500 PR c/23106
501 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
503 2005-07-28 Jan Hubicka <jh@suse.cz>
505 * Makefile.in (rtl-profile.o): Kill all traces of it.
506 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
507 * coverage.h (rtl_coverage_counter_ref): Kill.
508 * opts.c (flag_speculative_prefetching_set): Kill.
509 (flag_loop_optimize_set): New.
510 (common_handle_option): Disable loop optimizer when profiling;
511 do not handle speculative prefetching.
512 * passes.c (init_optimization_passes): Replace pass_profiling combo
513 by branch_prob pass.
514 * profile.c (compute_value_histograms): Update for simplified value
515 profiles.
516 (rtl_register_profile_hooks): Kill.
517 (pass_profiling): Kill.
518 (rest_of_handle_branch_prob): Do not profile.
519 * toplev.c (process_options): Remove speculative prefetching.
520 * toplev.h (flag_tree_based_profiling): Kill.
521 * tree-profile.c (prepare_instrumented_value,
522 tree_gen_interval_profiler, tree_gen_pow2_profiler,
523 tree_gen_one_value_profiler, do_tree_profiling): Update for
524 simplified datastructures.
525 * value-prof.c: Add comment that speculative prefetching was dropped;
526 update rest of file for simplified datastructures.
527 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
528 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
529 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
530 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
531 rtl_mod_subtract, gen_speculative_prefetch,
532 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
533 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
534 (gate_handle_value_profile_transformations,
535 rest_of_handle_value_profile_transformations,
536 pass_value_profile_transformations): Kill.
537 * value-prof.h (histogram_value_t): Remove IL based unions.
538 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
539 rtl_profile_hooks): Remove hooks.
541 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
543 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
544 (cgraph_clone_node): Likewise.
545 * cgraph.h (cgraph_clone_edge): Update prototype.
546 (cgraph_clone_node): Likewise.
547 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
548 cgraph_clone_node.
549 (lookup_recursive_calls): Consider profile.
550 (cgraph_decide_recursive_inlining): Fix updating; use new
551 probability argument; use profile.
552 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
553 * tree-inline.c (copy_bb): Update clal of clone_edge.
554 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
556 * invoke.texi (min-inline-recursive-probability): Document.
558 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
560 * doc/install.texi (Configuration): Update Valgrind homepage.
562 2005-07-28 Richard Henderson <rth@redhat.com>
564 PR middle-end/21362
565 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
566 labels we want to delete.
567 (cfg_layout_merge_blocks): Likewise.
569 2005-07-28 Richard Henderson <rth@redhat.com>
571 PR target/17692
572 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
573 when expanding to nothing.
575 2005-07-28 Josh Conner <jconner@apple.com>
577 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
578 (cgraph_decide_inlining_of_small_functions): Likewise.
580 2005-07-28 Josh Conner <jconner@apple.com>
582 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
583 direction of badness if negative.
584 (cgraph_default_inline_p): Add reason to parameters, and assign it
585 a value.
586 (cgraph_decide_inlining_of_small_functions): New parameter in call
587 to cgraph_default_inline_p.
588 (cgraph_decide_inlining_incrementally): Likewise.
589 * cgraphunit.c (decide_is_function_needed): Likewise.
590 * cgraph.h (cgraph_default_inline_p): Likewise.
592 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
594 * builtins.c: Fix comment typo(s).
595 * genautomata.c: Likewise.
596 * gimplify.c: Likewise.
597 * tree-dfa.c: Likewise.
598 * tree-flow-inline.h: Likewise.
599 * tree-into-ssa.c: Likewise.
600 * tree-ssa-alias.c: Likewise.
601 * tree-ssa-ccp.c: Likewise.
602 * tree-ssa-copy.c: Likewise.
603 * tree-ssa-dce.c: Likewise.
604 * tree-ssa-dom.c: Likewise.
605 * tree-ssa-operands.c: Likewise.
606 * tree-tailcall.c: Likewise.
607 * tree-vectorizer.c: Likewise.
608 * tree-vrp.c: Likewise.
609 * tree.c: Likewise.
611 2005-07-28 Jeff Law <law@redhat.com>
613 * tree-vrp.c (test_for_singularity): Extracted from ...
614 (simplify_cond_using_ranges): Attempt to simplify a relational
615 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
617 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
619 PR tree-optimization/22506
620 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
621 phis whose argument is constant.
623 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
625 PR rtl-optimization/18992
626 Back out this patch:
627 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
628 PR optimization/12142
629 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
630 uses of the register in the SET_SRC. Remove unnecessary argument.
632 Replace it with this:
633 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
634 if flag_non_call_exceptions is set and the insn may trap, pass
635 pc_rtx as dest for recursion.
636 In SET_SRC part of SET case, if dest is already set, pass it down
637 unchanged.
639 2005-07-28 Jan Hubicka <jh@suse.cz>
641 * cfg.c (update_bb_profile_for_threading): Use RDIV.
642 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
643 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
644 roundoff errors.
645 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
646 profile when available.
648 2005-07-28 Jan Beulich <jbeulich@novell.com>
650 * config/ia64/ia64.c (ia64_load_pair_ok): New.
651 (ia64_print_operand): Describe and handle 'X'.
652 (ia64_register_move_cost): Also handle FP_REGS.
653 (ia64_preferred_reload_class): Likewise.
654 (ia64_secondary_reload_class): Likewise.
655 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
656 it. Also check for ITANIUM_CLASS_FLDP.
657 * config/ia64/ia64.h (FP_REGNO_P): New.
658 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
659 (reg_class): Add FP_REGS.
660 (REG_CLASS_NAMES): Adjust for it.
661 (REG_CLASS_CONTENTS): Likewise.
662 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
663 (REG_CLASS_FROM_LETTER): Handle 'x'.
664 (CLASS_MAX_NREGS): Handle FP_REGS.
665 (MEMORY_MOVE_COST): Likewise.
666 * config/ia64/ia64.md (itanium_class): Add fldp.
667 (type): Handle fldp.
668 (movti_internal): More allowable operand combinations. Use ldfp8 when
669 splitting unnecessary. Remove predicable attribute. Adjust
670 itanium_class attribute.
671 (smuldi3_highpart): Remove outdated comment.
672 (mulditi3, umulditi3, rotlti3): New expanders.
673 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
674 (absti2): Disabled new insn for future reference.
675 Respective new splitters.
676 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
677 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
678 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
680 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
682 PR rtl-optimization/23047
683 * simplify-rtx.c (simplify_const_relational_operation): Respect
684 flag_wrapv for comparisons with ABS.
686 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
688 PR tree-optimization/22493
689 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
690 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
692 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
694 * config/frv/frv.opt (moptimize-membar): New.
696 * doc/invoke.texi: Document -moptimize-membar and its inverse.
698 * config/frv/frv.h: Remove machine_function definition.
700 * config/frv/frv.c (struct frv_io): New.
701 (struct machine_function): Moved from frv.h. Add has_membar_p.
702 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
703 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
704 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
705 (frv_optimize_membar_global, frv_optimize_membar): New functions.
706 (frv_reorg): Call frv_optimize_membar when appropriate.
707 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
708 (frv_expand_builtin): Adjust calls accordingly.
709 (frv_io_address_cookie): New function.
710 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
711 load or store rather than a special insn. Add ccnstant address and
712 io-type operands to the membar.
713 (frv_ifcvt_modify_tests): Unsign regno.
714 (frv_ifcvt_modify_tests): Same.
716 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
717 UNSPEC_OPTIONAL_MEMBAR constant.
718 (builtin_read_<mode>): Delete.
719 (builtin_write_<mode>): Delete.
720 ("optional_membar_<mode>"): Add operand.
722 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
723 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
724 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
725 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
726 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
727 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
728 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
729 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
730 * testsuite/gcc.target/frv/all-read-write-1.c: New.
732 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
734 * df.c (df_uses_record): Handle SCRATCH.
736 2005-07-28 Steven Bosscher <stevenb@suse.de>
738 PR debug/20161
739 * passes.c (rest_of_decl_compilation): If decl is a type and
740 we have encountered errors, don't emit debug information.
742 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
744 * params.def: Fixed comment.
746 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
748 PR target/19885
749 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
750 (TARGET_ASM_UNALIGNED_HI_OP): Add.
751 (TARGET_ASM_UNALIGNED_SI_OP): Add.
753 2005-07-27 Steven Bosscher <stevenb@suse.de>
755 PR c++/22003
756 * varasm.c (assemble_start_function): Don't do anything that may
757 require a CFG if the current function is a thunk.
759 2005-07-25 Geoffrey Keating <geoffk@apple.com>
761 * doc/install.texi (Prerequisites): Mention that perl is needed
762 to do export control in libstdc++ targetting Darwin.
764 2005-07-27 Steven Bosscher <stevenb@suse.de>
766 PR rtl-optimization/17808
767 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
768 (sched_insns_conditions_mutex_p): Split out from...
769 (add_dependence): ...here. But don't call it from here.
770 (add_dependence_list): Check sched_insns_conditions_mutex_p
771 before calling add_dependence.
772 (add_dependence_list_and_free): Likewise.
773 (fixup_sched_groups): Likewise.
774 (sched_analyze_1): Likewise.
775 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
776 (sched_analyze): Likewise.
777 (sched_analyze_insn): Likewise.
778 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
779 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
780 dependencies on all COND_EXEC insns to jumps ending basic blocks
781 when doing intrablock scheduling.
782 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
784 2005-07-27 Jeff Law <law@redhat.com>
786 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
787 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
788 equivalency sets, correctly handle the case were vr0 has an
789 equivalency set, but vr1 does not.
791 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
793 PR tree-optimization/23073
794 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
795 vect_print_dump_info before fprintf.
797 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
799 PR tree-optimize/22348
800 * tree-ssa-loop-niter.c (number_of_iterations_cond):
801 Fold the partial computation.
803 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
805 PR tree-optimization/22325
806 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
807 Declare.
808 * tree-scalar-evolution.c (scev_const_prop): Add generic final
809 value replacement.
810 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
811 (force_var_cost): ... this function.
812 (compute_phi_arg_on_exit): Export.
814 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
816 PR tree-optimization/20773
817 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
818 edge.
820 2005-07-27 Richard Guenther <rguenther@suse.de>
822 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
823 Avoid pushing again if current struct contains only
824 fields we decomposed.
826 2005-07-27 Jan Hubicka <jh@suse.cz>
828 PR tree-optimization/22574
829 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
830 not available.
832 * tree-tailcall.c (decrease_profile): New function.
833 (eliminate_tail_call): Use it.
835 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
836 visibility flags correctly in whole program mode.
838 2005-07-26 Steve Ellcey <sje@cup.hp.com>
840 PR rtl-optimization/22472
841 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
843 2005-07-26 Steven Bosscher <stevenb@suse.de>
845 PR tree-optimization/22504
846 * tree-complex.c (expand_complex_addition): Use 'code' instead
847 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
849 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
851 * config.gcc (cpu_type): Add frv case.
852 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
853 (supported_defaults): Add fr550 case.
855 2005-07-26 Diego Novillo <dnovillo@redhat.com>
857 PR 22591
858 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
859 whether a pointer of type T * may point to objects of type T *.
861 2005-07-26 DJ Delorie <dj@redhat.com>
863 * configure: Regenerate.
865 2005-07-26 Dale Johannesen <dalej@apple.com>
867 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
869 2005-07-26 Mark Mitchell <mark@codesourcery.com>
871 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
872 Clarify use of "build" in name.
874 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
876 * doc/extend.texi (Raw read/write Functions): New section.
877 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
878 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
879 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
880 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
881 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
882 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
883 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
884 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
885 * config/frv/frv.c: Add bdesc_loads global.
886 Add bdesc_stores global.
887 (frv_init_builtins): Add support for __builtin_{read/write}*.
888 (frv_volatile_memref): New.
889 (frv_expand_load_builtin): New.
890 (frv_expand_store_builtin): New.
891 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
892 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
893 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
894 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
895 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
896 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
897 (builtin_read_<mode>): New.
898 (builtin_write_<mode>): New.
899 (builtin_write64): New.
900 (optional_membar_<mode>): New.
902 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
904 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
905 (rather than units) against HOST_BITS_PER_WIDE_INT.
907 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
909 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
910 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
911 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
912 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
913 FSF address.
915 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
916 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
917 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
918 comment typos.
919 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
921 2005-07-26 Richard Guenther <rguenther@suse.de>
923 PR tree-optimization/22486
924 * fold-const.c (fold_unary): Fold away useless component
925 references of the form (T *)&T.x, if the address
926 doesn't change.
928 2005-07-25 James E Wilson <wilson@specifixinc.com>
930 * dwarf2out.c (add_call_src_coords_attributes): New.
931 (gen_inlined_subroutine_die): Call it.
932 (maybe_emit_file, init_file_table): Add comments.
933 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
934 maybe_emit_file.
935 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
936 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
937 * tree.h (BLOCK_SOURCE_LOCATION): New.
938 (struct tree_block): New field locus.
940 2005-07-26 Andreas Schwab <schwab@suse.de>
942 PR rtl-optimization/23043
943 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
944 when allocating a struct unoccr.
946 2005-07-25 Richard Henderson <rth@redhat.com>
948 PR 22626
949 * tree-complex.c (gate_no_optimization): True if errors.
950 * Makefile.in (tree-complex.o): Update dependencies.
952 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
954 * config/frv/predicates.md (integer_register_operand): Use
955 GPR_AP_OR_PSEUDO_P.
957 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
959 PR tree-opt/22484
960 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
961 after fold.
962 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
964 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
966 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
967 types when flag_unsafe_math_optimizations is true.
969 2005-07-25 Mark Mitchell <mark@codesourcery.com>
971 * gcc.c (option_map): Add --sysroot.
972 (process_command): Handle --sysroot.
973 (display_help): Document it.
974 * doc/cppopts.tex (-isysroot): Document.
975 * doc/invoke.texi (--sysroot): Document.
976 * doc/install.texi (--with-build-sysroot): Document.
978 * Makefile.in (inhibit_libc): New variable.
979 (INHIBIT_LIBC_CFLAGS): Likewise.
980 (LIBGCC2_CFLAGS): Include
981 $(INHIBIT_LIBC_CFLAGS).
982 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
983 ($(T)crtbegin.o): Do not use @inhibit_libc@.
984 ($(T)crtend.o): Likewise.
985 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
986 ($(T)crtendS.o): Likewise.
987 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
988 ($(T)crtendT.o): Likewise.
989 (stmp-fixinc): Do not complain about missing headers if
990 inhibit_libc.
991 * configure.ac (inhibit_libc): Set it to true/false.
992 (--with-build-sysroot): New option. Use it to set
993 SYSTEM_HEADER_DIR.
994 * configure: Regenerated.
996 2005-07-25 Manfred Hollstein <mh@suse.com>
998 * calls.c (store_one_arg): Fix unsigned comparison warning.
1000 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1002 PR other/22337
1003 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1004 (ggc_print_statistics): Initialize variable before use.
1006 2005-07-25 Richard Guenther <rguenther@suse.de>
1008 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1009 calling with a PHI_NODE argument.
1011 * tree-flow-inline.h (overlap_subvar): Protect against
1012 possible overflow.
1014 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1016 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1017 * configure: Regenerate.
1019 2005-07-25 Ira Rosen <irar@il.ibm.com>
1021 * expr.c (highest_pow2_factor): Make extern.
1022 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1023 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1024 record_array_differ_p, array_ptr_differ_p): Likewise.
1025 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1026 additional cases. Call the above functions.
1027 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1028 base_object_differ_p when there are two base objects. Otherwise, compare
1029 base address and offset. Call may_alias_p.
1030 (dump_data_reference): Use a correct field name.
1031 (analyze_array): Make static. Initialize new data-ref fields.
1032 (analyze_indirect_ref): New function.
1033 (init_data_ref): Initialize new data-ref fields.
1034 (strip_conversion): Moved from tree-vect-analyze.c.
1035 (analyze_offset_expr, get_ptr_offset, address_analysis,
1036 object_analysis): Likewise.
1037 (analyze_offset): New function.
1038 (create_data_ref): Likewise.
1039 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1040 dimensions for ARRAY_REFs only.
1041 (build_classic_dist_vector): Make static.
1042 (access_functions_are_affine_or_constant_p): Call macro to get the
1043 address of access functions.
1044 (compute_all_dependences): Add new parameter
1045 compute_self_and_read_read_dependences. Compute self and read-read
1046 dependences if it is true.
1047 (find_data_references_in_loop): Call create_data_ref. Initialize new
1048 data-ref fields.
1049 (compute_data_dependences_for_loop): Add new parameter
1050 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1051 compute nb_loops. Call compute_all_dependences,
1052 build_classic_dist_vector and build_classic_dir_vector with correct
1053 parameters.
1054 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1055 with correct parameters. Compare dimensions for ARRAY_REFs only.
1056 (free_data_refs): Call macro to free access functions.
1057 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1058 fields from stmt_vinfo.
1059 (struct base_object_info): New structure.
1060 (struct data_reference): Move fields to base_object_info. Add fields
1061 first_location and object_info for above structures. Move fields from
1062 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1063 aligned_to. Add macros to access the new fields.
1064 Update functions declarations.
1065 * tree-flow.h (is_aliased_with): Declare.
1066 * tree-loop-linear.c (linear_transform_loops): Call
1067 compute_data_dependences_for_loop with correct parameters.
1068 * tree-ssa-alias.c (is_aliased_with): New function.
1069 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1070 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1071 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1072 vect_base_addr_differ_p, compute_subscript_distance and
1073 build_classic_dist_vector. Add printings. Check absolute value of
1074 distance.
1075 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1076 data-refs.
1077 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1078 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1079 to bytes. Add printing.
1080 (vect_compute_data_refs_alignment): Go through loads and stores in one
1081 loop.
1082 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1083 vect_analyze_data_ref_access): Likewise.
1084 (vect_analyze_pointer_ref_access): Remove.
1085 (vect_address_analysis, vect_object_analysis): Likewise.
1086 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1087 and analyze data-refs in the loop.
1088 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1089 fields of data-ref instead of stmt. Add init to the offset from the
1090 base.
1091 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1092 (vect_update_init_of_dr): Likewise.
1093 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1094 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1095 removed fields.
1096 (new_loop_vec_info): Initialize new fields.
1097 (destroy_loop_vec_info): Free new fields.
1098 (vect_strip_conversion): Remove.
1099 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1100 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1101 datarefs. Add new field ddrs.
1102 Add macros for the new fields access.
1103 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1104 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1105 Remove their macros.
1106 * tree.h (highest_pow2_factor): Declare.
1108 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1110 * calls.c (store_one_arg): Check for sibling call MEM arguments
1111 from already clobbered incoming argument area.
1113 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1115 * c-common.c (check_missing_format_attribute): New.
1116 * c-common.h (check_missing_format_attribute): Likewise.
1117 * c-typeck.c (convert_for_assignment): Use it.
1119 2005-07-24 Andreas Schwab <schwab@suse.de>
1121 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1122 register use a word move. Correct operand of ext.w in 68000 code.
1124 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1126 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1127 variables as declarations, rather than definitions.
1129 2005-07-24 Ira Rosen <irar@il.ibm.com>
1131 PR tree-optimization/22526
1132 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1133 of the zero node.
1135 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1137 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1138 that C99 reserve for future use. Use it to define clog10,
1139 clog10f and clog10l.
1141 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1143 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1144 * configure.ac: Check for -Wmissing-format-attribute.
1146 * configure: Regenerate.
1148 2005-07-23 Richard Henderson <rth@redhat.com>
1150 PR tree-optimization/22623
1151 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1153 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1155 PR target/22577
1156 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1158 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1160 * Makefile.in (C_TREE_H): Update dependencies.
1161 * c-tree.h: Include toplev.h.
1162 * diagnostic.h (diagnostic_set_info): Add format attribute.
1163 * rtl-error.c (diagnostic_for_asm): Likewise.
1165 2005-07-23 Chao-ying Fu <fu@mips.com>
1167 * config/mips/mips-dsp.md: New file.
1168 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1169 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1170 functions.
1171 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1172 MIPS_BUILTIN_BPOSGE32.
1173 (mips_expand_builtin_direct): Add one parameter to indicate that
1174 builtin functions need to return a value.
1175 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1176 functions.
1177 (mips_regno_to_class): Add classes for 12 new DSP registers.
1178 (mips_subword): Change to check four HI registers.
1179 (mips_output_move): Output move to and from 6 new DSP accumulators.
1180 (override_options): Make sure -mdsp and -mips16 are not used together.
1181 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1182 for machine modes.
1183 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1184 when !TARGET_DSP.
1185 (print_operand): Add 'q' for printing DSP accumulators.
1186 (mips_cannot_change_mode_class): Check ACC_REGS.
1187 (mips_secondary_reload_class): Check ACC_REGS.
1188 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1189 (mips_register_move_cost): Check ACC_REGS.
1190 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1191 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1192 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1193 (dsp_bdesc): New array.
1194 (bdesc_arrays): Add DSP builtin function table.
1195 (mips_prepare_builtin_arg): Check predicate again after
1196 copy_to_mode_reg.
1197 (mips_expand_builtin): Add one more parameter to
1198 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1199 MIPS_BUILTIN_BPOSGE32.
1200 (mips_init_builtins): Initialize new function types.
1201 (mips_expand_builtin_direct): Check if builtin functions need to
1202 return a value and pass operands properly.
1203 (mips_expand_builtin_bposge): New function.
1204 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1205 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1206 (FIRST_PSEUDO_REGISTER): Increase to 188.
1207 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1208 Update for 12 new DSP registers.
1209 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1210 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1211 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1212 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1213 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1214 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1215 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1216 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1217 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1218 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1219 (REGISTER_NAMES): Add names for 12 new DSP registers.
1220 * config/mips/mips.md: Include mips-dsp.md.
1221 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1222 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1223 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1224 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1225 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1226 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1227 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1228 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1229 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1230 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1231 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1232 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1233 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1234 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1235 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1236 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1237 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1238 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1239 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1240 (UNSPEC_RDDSP): New constants.
1241 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1242 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1243 A<-d alternative.
1244 * config/mips/mips.opt (-mdsp): New option.
1245 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1246 (reg_imm10_operand): New predicates.
1247 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1248 * doc/invoke.texi (-mdsp): Document new option.
1250 2005-07-22 DJ Delorie <dj@redhat.com>
1252 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1253 to warning calls.
1254 * tree-inline.c (inlinable_function_p): Likewise.
1256 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1258 PR debug/21828
1259 * toplev.c (check_global_declarations): Do not mark undefined
1260 variables as DECL_IGNORED_P.
1261 * varasm.c (first_global_object_name): GTY it.
1262 (weak_global_object_name): Likewise.
1263 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1264 a string to go into {weak,first}_global_object_name.
1266 2005-07-22 DJ Delorie <dj@redhat.com>
1268 * c-format.c (check_function_format): Change warning control
1269 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1271 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1273 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1274 &PTR->FLD a dereference of PTR.
1275 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1276 a potential dereference of PTR.
1278 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1280 PR rtl-optimization/20370
1281 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1282 call allocate_reg_info if necessary.
1284 PR rtl-optimization/21848
1285 * calls.c (emit_library_call_value_1): For const functions, add
1286 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1288 PR rtl-optimization/22445
1289 * cselib.c (target.h): Include.
1290 (rtx_equal_for_cselib_p): Allow commutative matches.
1291 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1292 Remove MODE parameter. Changed all callers.
1294 PR rtl-optimization/22258
1295 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1296 New functions.
1297 (try_combine): Use likely_spilled_retval_p.
1299 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1301 * config.gcc: Add crx-elf support.
1303 * doc/contrib.texi: Mention crx.
1304 * doc/extend.texi: Document crx extensions.
1305 * doc/install.texi: Document crx install.
1306 * doc/invoke.texi: Document crx options.
1307 * doc/md.texi: Document crx constraints.
1309 * config/crx/crx-protos.h: New file.
1310 * config/crx/crx.c: New file.
1311 * config/crx/crx.h: New file.
1312 * config/crx/crx.md: New file.
1313 * config/crx/crx.opt: New file.
1314 * config/crx/t-crx: New file.
1316 2005-07-22 Manfred Hollstein <mh@suse.com>
1318 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1319 warnings.
1320 (int_add_graph_edge): Likewise.
1321 (collapse_nodes): Likewise.
1322 (process_unification_queue): Likewise.
1324 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1325 Laurent GUERBY <laurent@guerby.net>
1327 PR tree-optimization/22336
1328 * function.c (record_block_change): Check for
1329 cfun->ib_boundaries_block.
1331 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1333 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1334 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1336 2005-07-21 DJ Delorie <dj@redhat.com>
1338 * toplev.c (warn_deprecated_use): Add warning control to warning
1339 call.
1340 * c-typeck.c (parser_build_binary_op): Likewise.
1341 (c_finish_if_stmt): Likewise.
1342 * c-common.c (check_function_sentinel): Likewise.
1343 (check_nonnull_arg): Likewise.
1345 2005-07-21 Richard Henderson <rth@redhat.com>
1347 PR tree-opt/22504
1348 * tree-complex.c (complex_ssa_name_components): New.
1349 (cvc_lookup): Allow entry not found.
1350 (create_components): Remove.
1351 (create_one_component_var, get_component_var): New.
1352 (get_component_ssa_name, set_component_ssa_name): New.
1353 (extract_component): Use get_component_ssa_name.
1354 (update_complex_components): Use set_component_ssa_name.
1355 (update_complex_components_on_edge): Likewise.
1356 (update_phi_components): Create new PHI nodes directly, instead
1357 of adding insns to edges.
1358 (tree_lower_complex): Allocate and free complex_variable_components
1359 and complex_ssa_name_components here.
1361 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1363 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1364 revert to returning false.
1366 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1368 PR target/21149
1369 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1371 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1373 PR target/22576
1374 * config/i386/i386.md (cmpxf): Change operand constraints
1375 to "nonmemory_operand".
1377 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1379 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1381 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1383 PR middle-end/21180
1384 * fold-const.c (fold_build1): Add checksum for the operands.
1385 (fold_build2): Likewise.
1386 (fold_build3): Likewise.
1388 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1390 PR middle-end/19055
1391 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1393 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1395 * common.opt (-fforward-propagate): Committed by mistake,
1396 removed.
1398 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1400 * reg-stack.c: Fix comment typo(s).
1401 * tree-ssa-operands.c: Likewise.
1402 * tree-vectorizer: Likewise.
1404 2005-07-21 Nick Clifton <nickc@redhat.com>
1406 * config/sh/symbian.c: Replace C++ style line comments with C
1407 style line comments.
1408 (symbian_add_attribute): Do not use a ? operator on the LHS of
1409 an assignment.
1410 (sh_symbian_handle_dll_attribute): Change the type of the
1411 method vector to "VEC(tree,gc)*" and use vector accessor
1412 macros to walk over the elements.
1413 (symbian_export_vtable_and_rtti_p): Likewise.
1414 (symbian_class_needs_attribute_p): Likewise.
1416 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1418 PR target/22085
1419 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1420 initialize targetm.resolve_overloaded_builtin here.
1421 (altivec_expand_overloaded_builtin): Make it non-static.
1422 * config/rs6000/rs6000-protos.h
1423 (altivec_expand_overloaded_builtin): New prototype.
1424 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1425 targetm.resolve_overloaded_builtin here.
1426 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1428 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1429 Zdenek Dvorak <dvorakz@suse.cz>
1431 PR tree-optimization/19210
1432 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1433 New.
1434 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1435 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1436 rely on unproven assumptions.
1437 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1438 * tree-flow.h (number_of_iterations_exit): Add final parameter.
1439 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1440 to number_of_iterations_exit.
1441 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1442 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1443 * tree-ssa-loop-niter.c (find_loop_niter,
1444 estimate_numbers_of_iterations_loop): Likewise.
1445 (number_of_iterations_exit): Honor the new options.
1446 * doc/invoke.texi (Wunsafe-loop-optimizations,
1447 funsafe-loop-optimizations): Document them.
1449 2005-07-21 Richard Sandiford <richard@codesourcery.com>
1451 PR rtl-optimization/22167
1452 * gcse.c (hoist_code): Fix hoist_exprs[] check.
1454 2005-07-20 Adam Nemet <anemet@lnxw.com>
1456 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1457 __do_global_dtors_aux longcall.
1459 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
1461 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1462 (old_special_pred_table): Don't reference
1463 SPECIAL_MODE_PREDICATES.
1464 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1465 * config/arc/arc.h: Don't mention PREDICATE_CODES.
1466 * config/sh/predicates.h: Don't mention
1467 SPECIAL_MODE_PREDICATES.
1468 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1469 Remove.
1471 2005-07-20 DJ Delorie <dj@redhat.com>
1473 * config.gcc: Add m32c-elf support.
1475 * doc/contrib.texi: Mention m32c.
1476 * doc/extend.texi: Document m32c extensions.
1477 * doc/install.texi: Mention m32c.
1478 * doc/invoke.texi: Document m32c options.
1479 * doc/md.texi: Document m32c constraints.
1481 * config/m32c/addsub.md: New file.
1482 * config/m32c/bitops.md: New file.
1483 * config/m32c/cond.md: New file.
1484 * config/m32c/jump.md: New file.
1485 * config/m32c/m32c-lib1.S: New file.
1486 * config/m32c/m32c-lib2.c: New file.
1487 * config/m32c/m32c-modes.def: New file.
1488 * config/m32c/m32c-pragma.c: New file.
1489 * config/m32c/m32c-protos.h: New file.
1490 * config/m32c/m32c.abi: New file.
1491 * config/m32c/m32c.c: New file.
1492 * config/m32c/m32c.h: New file.
1493 * config/m32c/m32c.md: New file.
1494 * config/m32c/m32c.opt: New file.
1495 * config/m32c/minmax.md: New file.
1496 * config/m32c/mov.md: New file.
1497 * config/m32c/muldiv.md: New file.
1498 * config/m32c/predicates.md: New file.
1499 * config/m32c/prologue.md: New file.
1500 * config/m32c/shift.md: New file.
1501 * config/m32c/t-m32c: New file.
1503 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1505 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1506 (stack_protect_set, stack_protect_test): New expanders.
1507 (stack_protect_set_si, stack_protect_set_si_media,
1508 stack_protect_set_di_media, stack_protect_test_si,
1509 stack_protect_test_si_media, stack_protect_test_di_media):
1510 New insns.
1512 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
1514 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1516 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
1518 * tree.h (tree_expr_nonzero_p): Export.
1519 * fold-const.c (tree_expr_nonzero_p): Likewise.
1520 Return true for CALL_EXPRs that are alloca calls.
1521 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1522 against zero.
1523 * tree-flow.h (expr_computes_nonzero): Remove.
1524 * tree-vrp.c (expr_computes_nonzero): Remove.
1525 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1526 (extract_range_from_unary_expr): Likewise.
1527 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1528 tree_expr_nonzero_p.
1530 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
1532 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1533 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
1534 extra arg "picreg" and use it instead of pic_offset_table_rtx.
1535 All callers changed.
1536 (frame_related_constant_load): New arg "related" which controls
1537 setting of RTX_FRAME_RELATED_P. All callers changed.
1538 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1539 (bfin_expand_prologue): Add stack limit checking.
1540 * config/bfin/bfin.md (trapifcc): New pattern.
1542 * config/bfin/bfin.c: Include "langhooks.h".
1543 (def_builtin): Go through lang_hooks to call builtin_function.
1545 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
1546 * config/bfin/predicates.md (symbol_ref_operand): New.
1547 (call_insn_operand): Delete. All callers changed to use
1548 register_no_elim_operand.
1549 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
1550 call_cookie field.
1551 (function_arg): Use it to generate the call's operand 2.
1552 (bfin_longcall_p): New function.
1553 (bfin_expand_call): Extra arg "cookie". All callers and declaration
1554 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
1555 determine if the address needs to be in a REG.
1556 (bfin_handle_longcall_attribute): New function.
1557 (bfin_attribute_table): Add "longcall" and "shortcall".
1558 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
1559 (CUMULATIVE_ARGS): New member call_cookie.
1560 (PREDICATE_CODES): Add symbol_ref_operand.
1561 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
1562 extra USE to the pattern.
1563 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
1564 New patterns, split off call_insn, sibcall_insn, call_value_insn and
1565 sibcall_value_insn; now the new patterns handle direct calls and the
1566 old ones indirect calls.
1567 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
1569 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1571 * doc/trouble.texi: Update section on handling of empty loops.
1573 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
1575 * config.gcc: Remove support for sparc-*-openbsd*,
1576 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
1577 ns32k-*-netbsd*.
1578 * config.host: Remove support for i860-*-sysv4* as a host.
1579 * config/i860/*, config/ip2k/*, config/ns32k/*,
1580 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
1581 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
1582 mention obsolete ports.
1584 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1586 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
1587 soft frame pointer.
1588 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
1589 of frame_pointer_rtx.
1590 (sh_expand_epilogue): Likewise.
1591 (sh_set_return_address): Likewise.
1592 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
1593 instead of FRAME_POINTER_REGNUM if needed. Add elimination
1594 offsets from FRAME_POINTER_REGNUM.
1595 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
1596 (sh_register_names): Add initializer for sfp.
1597 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
1598 (VALID_REGISTER_P): Likewise.
1599 (FIRST_PSEUDO_REGISTER): Update.
1600 (DWARF_FRAME_REGISTERS): Define.
1601 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
1602 (HARD_FRAME_POINTER_REGNUM): Define.
1603 (FRAME_POINTER_REGNUM): Redefine.
1604 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
1605 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
1606 from FRAME_POINTER_REGNUM.
1607 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
1608 FRAME_POINTER_REGNUM.
1609 (REG_CLASS_CONTENTS): Add sfp.
1610 (REG_ALLOC_ORDER): Likewise.
1611 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
1612 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
1613 of frame_pointer_rtx.
1614 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1616 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
1618 * fold-const.c (tree_expr_nonnegative_p): Only return true for
1619 ABS_EXPR when flag_wrapv is false because of INT_MIN.
1620 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
1621 of an ABS_EXPR.
1622 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
1623 ABS_EXPR<x>.
1625 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
1627 Make CONSTRUCTOR use VEC to store initializers.
1628 * c-common.c (complete_array_type): Update to cope with VEC in
1629 CONSTRUCTOR_ELTS.
1630 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
1631 (pp_c_constructor_elts): New function.
1632 * c-pretty-print.h (pp_c_constructor_elts): Declare.
1633 * c-typeck.c (build_function_call, build_c_cast, digest_init,
1634 struct constructor_stack, struct initializer_stack,
1635 constructor_elements, push_init_level, pop_init_level,
1636 add_pending_init, find_init_member, output_init_element): Update to
1637 cope with VEC in CONSTRUCTOR_ELTS.
1638 * coverage.c (build_fn_info_value, build_ctr_info_value,
1639 build_gcov_info): Likewise.
1640 * expr.c (categorize_ctor_elements_1, store_constructor,
1641 expand_expr_real_1): Likewise.
1642 * fold-const.c (fold_ternary): Likewise.
1643 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
1644 gimplify_init_constructor, gimplify_expr): Likewise.
1645 * tree-dump.c (dequeue_and_dump): Likewise.
1646 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
1647 node.
1648 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
1649 CONSTRUCTOR_ELTS.
1650 * tree-sra.c (generate_element_init_1): Likewise.
1651 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1652 * tree-ssa-operands.c (get_expr_operands): Likewise.
1653 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1654 * tree-vect-transform.c (vect_get_vec_def_for_operand):
1655 (get_initial_def_for_reduction): Likewise.
1656 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
1657 value handle in annotations.
1658 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
1659 tree_node_structure): Add support for constr_kind.
1660 (build_vector_from_ctor, build_constructor_single,
1661 build_constructor_from_list): New functions.
1662 (build_constructor): Update to take a VEC instead of a TREE_LIST.
1663 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
1664 Update to cope with VEC in CONSTRUCTOR_ELTS.
1665 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
1666 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
1667 CONSTRUCTOR_APPEND_ELT): New macros.
1668 (struct constructor_elt, struct tree_constructor): New data types.
1669 (union tree_node): Add tree_constructor field.
1670 * treestruct.def: Define TS_CONSTRUCTOR.
1671 * varasm.c (const_hash_1, compare_constant, copy_constant,
1672 compute_reloc_for_constant, output_addressed_constants,
1673 initializer_constant_valid_p, output_constant,
1674 array_size_for_constructor, output_constructor): Update to cope with
1675 VEC in CONSTRUCTOR_ELTS.
1676 * vec.h (VEC_empty, VEC_copy): New macros.
1678 2005-07-19 Devang Patel <dpatel@apple.com>
1680 * dbxout.c (dbxout_type): Check Objective-C++ lang.
1682 2005-07-19 Richard Henderson <rth@redhat.com>
1684 PR tree-opt/22278
1685 * gimplify.c (gimplify_expr): Use main variant type for the temp
1686 destination for a discarded volatile read.
1687 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
1688 casts between non-void types that change volatility.
1690 2005-07-15 DJ Delorie <dj@redhat.com>
1692 * toplev.h: Add comment about the first parameter for warning().
1693 * errors.h: Likewise.
1695 * c.opt (Wpragmas): New.
1696 * doc/invoke.texi: Document it.
1698 * function.c (do_warn_unused_parameter): Add warning control to
1699 warning call.
1700 * c-decl.c (warn_if_shadowing): Likewise.
1701 * c-lex.c (cb_def_pragma): Likewise.
1702 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1703 (pop_alignment): Likewise.
1704 (handle_pragma_pack): Likewise.
1705 (apply_pragma_weak): Likewise.
1706 (handle_pragma_weak): Likewise.
1707 (handle_pragma_redefine_extname): Likewise.
1708 (add_to_renaming_pragma_list): Likewise.
1709 (handle_pragma_extern_prefix): Likewise.
1710 (maybe_apply_renaming_pragma): Likewise.
1711 (handle_pragma_visibility): Likewise.
1713 * config/c4x/c4x-c.c (BAD): Likewise.
1714 (c4x_parse_pragma): Likewise.
1715 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
1716 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1717 (rs6000_pragma_longcall): Likewise.
1718 * config/v850/v850-c.c (pop_data_area): Likewise.
1719 (ghs_pragma_section): Likewise.
1720 (ghs_pragma_section): Likewise.
1721 (ghs_pragma_interrupt): Likewise.
1722 (ghs_pragma_starttda): Likewise.
1723 (ghs_pragma_startsda): Likewise.
1724 (ghs_pragma_startzda): Likewise.
1725 (ghs_pragma_endtda): Likewise.
1726 (ghs_pragma_endsda): Likewise.
1727 (ghs_pragma_endzda): Likewise.
1729 2005-07-19 Danny Berlin <dberlin@dberlin.org>
1730 Kenneth Zadeck <zadeck@naturalbridge.com>
1732 * Makefile.in: Removed tree-promote-statics.c
1733 * tree-promote-statics.c: Removed.
1734 * common.opt: Removed flag-promote-statics.
1735 * opts.c: Ditto.
1736 * passes.c: Removed tree-promote-statics pass.
1737 * tree-pass.h: Ditto.
1738 * timevar.def: Removed TV_PROMOTE_STATICS.
1741 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
1743 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
1744 and *-*-freebsd9.
1745 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
1747 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1749 PR c/22476
1750 * c-common.c (check_function_arguments): Call
1751 'check_function_format' if either -Wformat or
1752 -Wmissing-format-attribute are specified.
1753 * c-format.c (check_function_format): Check -Wformat before
1754 calling 'check_format_info'.
1755 * c-opts.c (c_common_post_options): Don't warn for
1756 -Wmissing-format-attribute without -Wformat.
1757 * c-typeck.c (convert_for_assignment): Detect additional cases for
1758 -Wmissing-format-attribute.
1759 * doc/invoke.texi (-Wmissing-format-attribute): Document new
1760 behavior.
1762 2005-07-19 Richard Guenther <rguenther@suse.de>
1764 * config/i386/i386.md (lrint<mode>2): Use temporary
1765 instead of clobbering non-existent memory.
1767 2005-07-19 Nick Clifton <nickc@redhat.com>
1769 * config/avr/avr.c (legitimate_address_p): Fix debugging print
1770 statement to avoid displaying ASCII control characters.
1772 2005-07-19 Ben Elliston <bje@au.ibm.com>
1774 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
1775 * cfganal.c (find_edge_index): Ditto.
1776 * combine.c (combine_instructions): Ditto.
1777 * ddg.c (create_scc): Ditto.
1778 (find_successors): Ditto.
1779 (find_predecessors): Ditto.
1780 (find_nodes_on_paths): Ditto.
1781 (longest_simple_path): Ditto.
1782 * flow.c (update_life_info): Ditto.
1783 (count_or_remove_death_notes): Ditto.
1784 (clear_log_links): Ditto.
1785 * modulo-sched.c (generate_reg_moves): Ditto.
1786 (find_max_asap): Ditto.
1787 (find_max_hv_min_mob): Ditto.
1788 (find_max_dv_min_mob): Ditto.
1789 * sbitmap.c (sbitmap_first_set_bit): Ditto.
1790 * sched-rgn.c (extract_edgelst): Ditto.
1791 * tree-into-ssa.c (prepare_names_to_update): Ditto.
1792 (dump_update_ssa): Ditto.
1793 (ssa_names_to_replace) Ditto.
1794 (switch_virtuals_to_full_rewrite): Ditto.
1795 (update_ssa): Ditto.
1796 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1798 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
1800 Fix PR tree-optimization/22483
1802 * tree-complex.c (create_components): Use
1803 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
1804 * tree-flow-inline.h (fill_referenced_var_vec): New function.
1805 * tree-flow.h (safe_referenced_var_iterator): New structure.
1806 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
1807 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
1808 safe_referenced_var iterator.
1809 (add_type_alias): Ditto.
1811 2005-07-19 Steven Bosscher <stevenb@suse.de>
1813 * loop-init.c (rest_of_handle_loop2): Remove.
1814 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
1815 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
1816 (pass_rtl_loop_init, pass_rtl_loop_done,
1817 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
1818 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
1819 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
1820 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
1821 pass_tree_loop_done, and pass_tree_unswitch.
1822 (gate_loop): Rename to gate_tree_loop.
1823 * passes.c (init_optimization_passes): Update for renamed tree
1824 loop passes. Add the new loop2 passes as subpasses of loop2.
1825 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
1826 Update for the renamed tree loop passes.
1828 2005-07-18 Ian Lance Taylor <ian@airs.com>
1830 PR middle-end/22057
1831 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
1832 blocks when optimizing.
1834 2005-07-18 Steve Ellcey <sje@cup.hp.com>
1836 * common.opt (frename-registers): Initialize to 2.
1837 (fweb): Ditto.
1838 (fgcse-after-reload): Ditto.
1839 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
1840 (process_options): Only change flag_web, flag_rename_registers,
1841 and flag_rerun_cse_after_loop if not explicitly set by user.
1843 2005-07-18 Jan Beulich <jbeulich@novell.com>
1845 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
1846 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
1847 in 64-bit mode the same as DImode in 32-bit mode.
1848 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
1849 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
1850 mode. Add new mode parameter.
1851 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
1852 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
1853 x86_64_shift_adj): New expanders.
1854 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
1855 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
1856 insns.
1857 Respective new splitters. Use renamed shift splitter helpers in 32-bit
1858 DImode shift splitters.
1859 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
1860 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
1861 mode parameter.
1863 2005-07-18 Jan Beulich <jbeulich@novell.com>
1865 * i386.md (movdi_extzv_1): New.
1866 (zero_extendhidi2): Combine alternatives and never force use of
1867 REX64 prefix.
1868 (zero_extendqidi2): Likewise. Don't restrict input selection.
1870 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1872 Fix PR tree-optimization/22531
1873 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
1874 moment.
1876 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1878 * tree-promote-statics.c (pass_promote_statics): Change dump file
1879 name.
1881 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1883 * tree-optimize.c (init_tree_optimization_passes): Add
1884 pass_eliminate_useless_stores pass.
1885 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
1886 * tree-ssa-pre.c (is_copy_stmt): New function.
1887 (follow_copies_till_vuse): Ditto.
1888 (do_eustores): Ditto.
1889 (gate_eustores): Ditto.
1891 2005-07-16 Richard Henderson <rth@redhat.com>
1893 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
1895 2005-07-16 Danny Berlin <dberlin@dberlin.org>
1896 Kenneth Zadeck <zadeck@naturalbridge.com>
1898 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
1899 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
1900 ipa-type-escape.h, tree-promote-statics.c
1901 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
1902 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
1903 tree-promote-statics.c: new files.
1904 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
1905 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
1906 int nonlocal_set_p, mark_constant_function): Deleted.
1907 (rest_of_handle_cfg): Removed call to mark_constant_function.
1908 (nonoverlapping_component_refs_p): Added calls to support
1909 type based aliasing.
1910 * tree-ssa-alias.c (may_alias_p,
1911 compute_flow_insensitive_aliasing): Ditto.
1912 * calls.c (flags_from_decl_or_type): Removed reference to
1913 cgraph_rtl_info.
1914 * c-typeck.c (convert_arguments): Make builtins tolerant of having
1915 too many arguments. This is necessary for Spec 2000.
1916 * cgraph.h (const_function, pure_function): Removed.
1917 * common.opt: Added "fipa-pure-const", "fipa-reference",
1918 "fipa-type-escape", and "ftree-promote-static".
1919 * opts.c: Ditto.
1920 * passes.c: Added ipa and tree-promote-statics passes.
1921 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
1922 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
1923 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
1924 * tree-flow.h: Added exposed sra calls and addition of
1925 reference_vars_info field for FUNCTION_DECLS.
1926 * tree-pass.h: Added passes.
1927 * tree-sra.c: (sra_init_cache): New function.
1928 (sra_insert_before, sra_insert_after) Made public.
1929 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
1930 and made public.
1931 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
1932 aliasing. (may_alias_p): Added code to use type escape analysis to
1933 improve alias sets.
1934 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
1935 code to prune clobbers of static variables based on information
1936 produced in ipa-reference pass. Changed call clobbering so that
1937 statics are not marked as clobbered if the call does not clobber
1938 them.
1940 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
1942 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
1943 too.
1945 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1947 * doc/install.texi (*-*-solaris2*): Document recommended version
1948 of GNU binutils and mention GNU linker problem on Solaris 10.
1950 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
1952 PR c/22421
1953 * c-decl.c (c_build_bitfield_integer_type): New function.
1954 (finish_struct): Call it.
1955 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
1957 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1959 * c-typeck.c (digest_init): Call 'convert_for_assignment'
1960 before returning.
1962 2005-07-16 Jan Hubicka <jh@suse.cz>
1964 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
1965 (scale_bbs_frequencies_int): Watch roundoff errors.
1966 * predict.c (return_prediction): Initialize return_stmt.
1968 2005-07-16 Jan Hubicka <jh@suse.cz>
1970 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
1971 after RTL profiling.
1973 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
1975 PR middle-end/22398
1976 * fold-const.c (build_range_check): Convert high/low to etype
1977 if we are only comparing against exp.
1979 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
1981 Fix PR tree-optimization/22376
1982 * tree-ssa-structalias.c (build_constraint_graph): We really meant
1983 special var here.
1984 (need_to_solve): New function.
1985 (compute_points_to_sets): Use it.
1987 2005-07-15 Jan Hubicka <jh@suse.cz>
1989 * cfg.c (update_bb_profile_for_threading): More diagnostic.
1990 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
1992 2005-07-15 Richard Guenther <rguenther@suse.de>
1994 * c-common.c (handle_flatten_attribute): New function.
1995 Add flatten function attribute.
1996 * doc/extend.texi: Document flatten function attribute.
1997 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
1998 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
1999 New functions.
2000 (cgraph_decide_inlining): Handle functions with flatten
2001 attribute.
2003 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2005 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2006 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2007 UNSPEC_XCHG, UNSPEC_AND): New.
2008 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2009 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2010 * config/rs6000/sync.md (FETCHOP): New code macro.
2011 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2012 New code attrs.
2013 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2014 (sync_compare_and_swap<mode>): Same.
2015 (sync_lock_test_and_set<mode>): Same.
2016 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2017 for QImode and HImode, and not PPC405.
2018 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2019 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2020 (sync_<fetchop>{si,di}_internal): New.
2021 (sync_nand{si,di}_internal): New.
2022 (sync_old_<fetchop>{si,di}_internal): New.
2023 (sync_old_nand{si,di}_internal): New
2024 (sync_new_<fetchop>{si,di}_internal): New.
2025 (sync_new_nand{si,di}_internal): New.
2026 (atomic_and{si,di}): New.
2027 (sync_new_nand{si,di}_internal): New.
2028 (atomic_and{si,di}): New.
2029 (sync_add<mode>_internal): Delete.
2030 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2031 (sync_sub<mode>_internal): Delte.
2032 (sync_subshort_internal): New.
2033 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2034 (sync_anddi_internal): Delete.
2035 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2036 (sync_booldi_internal): Delete.
2037 (sync_boolc<mode>_internal): Delete.
2038 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2039 (sync_boolc<mode>_internal2): Delete.
2040 (sync_boolcc<mode>_internal): Delete.
2041 (isync, lwsync): Use unspec instead of unspec_volatile.
2042 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2043 Revert UNSPEC_VOLATILE.
2044 (rs6000_split_atomic_op): New.
2045 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2047 2005-07-14 Eric Christopher <echristo@redhat.com>
2049 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2050 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2052 2005-07-14 Eric Christopher <echristo@redhat.com>
2054 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2056 2005-07-14 Steven Bosscher <stevenb@suse.de>
2058 PR tree-optimization/22230
2059 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2060 the computation of the four cross productions for "range op range".
2062 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2063 Ulrich Weigand <uweigand@de.ibm.com>
2065 PR target/20126
2066 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2067 in some insn.
2069 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2071 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2073 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2075 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2077 2005-07-14 Richard Guenther <rguenther@suse.de>
2079 PR middle-end/22347
2080 * config/i386/i386-protos.h (ix86_function_value): Change
2081 prototype to match new target hook.
2082 * config/i386/i386.c (ix86_value_regno): Change prototype
2083 to take extra type argument.
2084 (TARGET_FUNCTION_VALUE): Define.
2085 (ix86_function_ok_for_sibcall): Pass extra argument to
2086 ix86_value_regno, check return slot rtx for exact match.
2087 (ix86_function_value): Take extra parameter. Dispatch to
2088 ix86_value_regno with fndecl/fntype as provided.
2089 (ix86_value_regno): Handle extra type argument.
2090 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2092 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2093 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2094 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2095 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2096 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2098 2005-07-14 Richard Guenther <rguenther@suse.de>
2100 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2101 * calls.c (expand_call): Pass fntype to hard_function_value.
2102 (emit_library_call_value_1): Likewise.
2103 * explow.c: Include target.h.
2104 (hard_function_value): Take extra argument, the fntype.
2105 Use new target hook for function_value.
2106 * expr.h (hard_function_value): Change prototype.
2107 * function.c (aggregate_value_p): Pass 0 as fntype to
2108 hard_function_value.
2109 (assign_parms): Use new target hook for function_value.
2110 Pass 0 as fntype to hard_function_value.
2111 (expand_function_end): Likewise.
2112 * reg-stack.c: Include target.h.
2113 (stack_result): Use new target hook for function_value.
2114 * target-def.h: New target hook function_value.
2115 * target.h: Likewise.
2116 * targhooks.c (default_function_value): New function.
2117 * targhooks.h (default_function_value): Declare.
2119 2005-07-13 Ian Lance Taylor <ian@airs.com>
2121 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2123 2005-07-14 Jan Hubicka <jh@suse.cz>
2125 * tree-dfa.c (dump_variable): Use default_def function.
2126 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2127 * tree-ssa.c (verify_use): Likewise.
2128 * tree-ssanames.c (release_ssa_name): Likewise.
2129 * tree-tailcall.c (eliminate_tail_call): Likewise.
2130 (tree_optimize_tail_calls_1): Likewise.
2131 * tree-vrp.c (get_value_range): Likewise.
2133 2005-07-14 Ben Elliston <bje@au.ibm.com>
2135 * gcc.c (main): Compare language[0] with '*' when iterating over
2136 the infiles.
2138 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2140 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2141 "s390_emit_compare". Add handling of CCZ1mode.
2142 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2143 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2144 checking.
2145 (s390_branch_condition_mask): Add CCZ1mode handling.
2146 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2147 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2148 Use CCZ1mode instead of CCZmode.
2149 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2151 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2153 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2154 pattern.
2155 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2157 2005-07-13 Eric Christopher <echristo@redhat.com>
2159 * config/mips/mips.c (mips_canonicalize_comparison): New.
2160 (mips_emit_int_relational): Use.
2162 2005-07-13 Eric Christopher <echristo@redhat.com>
2164 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2165 static extra parts.
2166 * config/s390/s390.md: Include tpf.md. Move tpf specific
2167 patterns...
2168 * config/s390/tpf.md: To here.
2169 * config/s390/s390.opt: Move tpf specific options...
2170 * config/s390/tpf.opt: to here. Add mmain option.
2171 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2172 * config/s390/tpf.h: Rewrite.
2174 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2176 * doc/tm.texi: Remove @xref{Cross-profiling}.
2178 2005-07-13 Jeff Law <law@redhat.com>
2180 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2181 expressions, test their _DECL operands for pointer equality rather
2182 than using operand_equal_p.
2184 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2186 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2187 (TARGET_POSIX_IO): This.
2188 * config/darwin.h: Likewise.
2189 * config/freebsd.h: Likewise.
2190 * config/linux.h: Likewise.
2191 * config/lynx.h: Likewise.
2192 * config/netbsd.h: Likewise.
2193 * config/rs6000/linux64.h: Likewise.
2194 * config/rs6000/linux.h: Likewise.
2195 * config/s390/tpf.h: Likewise.
2196 * config/sh/embed-elf.h: Likewise.
2197 * config/sparc/linux64.h: Likewise.
2198 * config/sparc/linux.h: Likewise.
2199 * config/svr4.h: Likewise.
2200 * gcov-io.h: Likewise.
2202 * doc/tm.texi: Updated.
2204 * libgcov.c (create_file_directory): Defined only if
2205 TARGET_POSIX_IO is defined.
2206 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2207 is defined.
2209 2005-07-13 Jan Hubicka <jh@suse.cz>
2211 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2213 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2215 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2216 structure as argument.
2218 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2220 PR tree-optimization/21921
2221 * tree-iterator.c (tsi_link_before): Support the case when
2222 tsi_end_p (tsi) == true.
2224 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2226 PR tree-optimization/22442
2227 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2228 correctly.
2230 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2232 PR rtl-optimization/20376
2233 * toplev.c (process_options): Enable -fweb and -frename-registers when
2234 unrolling.
2235 * doc/invoke.texi: Update the information about when -fweb and
2236 -frename-registers are enabled.
2238 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2240 PR tree-opt/21840
2241 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2242 if *rhs_p is not a SSA_NAME.
2244 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2246 Fix PR tree-optimization/22422
2247 * tree-ssa-structalias.c (struct variable_info): Add flag for
2248 special vars.
2249 (get_varinfo): Now a static function.
2250 (new_varinfo): init has_union and is_special_var to false.
2251 (solution_set_add): Check has_union.
2252 (do_da_constraint): Move temporary variable so it gets reset
2253 properly.
2254 Also check for special variable.
2255 (do_ds_constraint): Ditto.
2256 (do_sd_constraint): Ditto.
2257 (do_structure_copy): Check for special variable.
2258 (find_func_aliases): Ditto.
2259 (init_base_vars): Set special vars properly.
2261 2005-07-13 Jan Hubicka <jh@suse.cz>
2263 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2264 do unit-at-a-time.
2266 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2267 (get_expr_operands): Fix thinko wrt flags and subvars.
2269 PR tree-optimize/22379
2270 * tree-inline.c (expand_call_inline): Do not output sorry in early
2271 inlining.
2273 2005-07-12 Dale Johannesen <dalej@apple.com>
2275 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2277 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2279 PR bootstrap/21704
2280 * host-linux.h: Include limits.h.
2282 2005-07-12 Dale Johannesen <dalej@apple.com>
2284 * expr.c (compress_float_constant): Add cost check.
2285 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2287 2005-07-12 Dale Johannesen <dalej@apple.com>
2289 * gcc.target/i386/compress-float-sse.c: New.
2290 * gcc.target/i386/compress-float-sse-pic.c: New.
2291 * gcc.target/i386/compress-float-387.c: New.
2292 * gcc.target/i386/compress-float-387-pic.c: New.
2293 * gcc.dg/compress-float-ppc.c: New.
2294 * gcc.dg/compress-float-ppc-pic.c: New.
2296 2005-07-12 Eric Christopher <echristo@redhat.com>
2298 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2299 static extra parts.
2300 * config/s390/s390.md: Include tpf.md. Move tpf specific
2301 patterns...
2302 * config/s390/tpf.md: To here.
2303 * config/s390/s390.opt: Move tpf specific options...
2304 * config/s390/tpf.opt: to here. Add mmain option.
2305 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2306 * config/s390/tpf.h: Rewrite.
2308 2005-07-12 Eric Christopher <echristo@redhat.com>
2310 * gcc.c (struct infile): Update comment for language.
2311 (main): Rewrite input file resetting code.
2313 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2315 PR tree-opt/22335
2316 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2317 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2318 (lookup_avail_expr): Use constant_boolean_node instead
2319 of boolean_false_node/boolean_true_node.
2321 2005-07-12 Ben Elliston <bje@au.ibm.com>
2323 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2324 and use it when printing num_edges.
2326 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2328 * doc/extend.texi (Blackfin Built-in Functions): New section.
2329 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2330 @opindex.
2332 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2334 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2335 s/cmpstrsi/cmpstrnsi
2336 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2337 'cmpstrnsi'.
2338 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2339 (init_optabs): Initialize cmpstrn_optab.
2340 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2341 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2342 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2343 * config/i386/i386.md: s/cmpstr/cmpstrn
2344 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2345 * doc/md.texi: Update documentation.
2347 2005-07-11 Richard Henderson <rth@redhat.com>
2349 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2350 build_va_arg_indirect_ref.
2351 (alpha_gimplify_va_arg): Likewise.
2352 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2353 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2354 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2355 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2356 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2357 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2358 Likewise.
2359 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2361 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2363 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2364 * passes.c (init_optimization_passes): Add pass_empty_loop.
2365 * tree-pass.h (pass_empty_loop): Declare.
2366 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2367 try_remove_empty_loop, remove_empty_loops): New functions.
2368 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2369 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2371 2005-07-12 Peter Barada <peter@the-baradas.com>
2373 PR middle-end/16719
2374 PR middle-end/18421
2375 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2376 in address registers.
2377 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2378 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2379 alternative of addsi3_5200.
2381 2005-07-11 Ian Lance Taylor <ian@airs.com>
2383 * config/mips/mips.md (ffs<mode>2): Remove.
2385 2005-07-11 Ian Lance Taylor <ian@airs.com>
2387 * doc/tree-ssa.texi (Cleanups): Improve description of
2388 TRY_FINALLY_EXPR.
2389 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2391 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2393 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2394 * tree.h (DECL_ARGUMENT_FLD): New macro.
2396 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2398 Fix PR tree-optimization/22404
2400 * tree-ssa-structalias.c (create_variable_info_for): Use
2401 correct offset.
2403 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2405 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2406 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2407 for second comparison operand.
2408 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2410 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2411 (define_insn_reservation "alu"): Likewise.
2412 (csync, ssync): Now of type sync.
2413 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2414 -mcsync-anomaly -mspecld-anomaly.
2415 * config/bfin/bfin.opt (mcsync): Remove.
2416 (mcsync-anomaly, mspecld-anomaly): Add.
2417 * config/bfin/bfin.c: Include "insn-codes.h".
2418 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2419 (TARGET_DEFAULT_TARGET_FLAGS): New.
2420 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2422 2005-07-11 Steven Bosscher <stevenb@suse.de>
2424 * basic-block.h: Give the BB flags enum a name, bb_flags.
2425 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2426 * cfgcleanup.c (enum bb_flags): Remove here.
2427 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2428 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2429 (update_forwarder_flag): Likewise.
2430 (thread_jump): Likewise.
2431 (try_forward_edges): Likewise.
2432 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2433 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2434 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2436 2005-07-11 Richard Guenther <rguenther@suse.de>
2438 * config/i386/i386.opt: New target option -msseregparm.
2439 * config/i386/i386.c (override_options): Error out for
2440 -msseregparm but no SSE support.
2441 (ix86_function_sseregparm): Check for global sseregparm.
2442 * doc/invoke.texi: Document -msseregparm.
2444 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2446 * config.gcc (m32r-*-linux*): Use the default extra_parts.
2447 (m32rle-*-linux*): Ditto.
2449 2005-07-11 Jakub Jelinek <jakub@redhat.com>
2451 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2452 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2453 bytes.
2455 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2457 PR middle-end/22239
2458 PR target/20126
2459 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2460 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2462 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
2464 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2465 (varmap): Heapify varmap.
2466 (constraints): Heapify constraints.
2467 (struct constraint_graph): Heapify succs and preds.
2468 (constraint_vec_find): Update for heapification.
2469 (constraint_set_union): Ditto.
2470 (insert_into_complex): Ditto.
2471 (constraint_edge_vec_find): Ditto.
2472 (erase_graph_self_edge): Ditto.
2473 (add_graph_edge): Ditto.
2474 (get_graph_weights): Ditto.
2475 (merge_graph_nodes): Ditto.
2476 (build_constraint_graph): Ditto.
2477 (topo_visit): Ditto.
2478 (solve_graph): Ditto.
2479 (create_variable_info_for): Ditto.
2480 (init_base_vars): Ditto.
2481 (delete_points_to_sets): Free graph, varmap, and complex constraints.
2482 (condese_varmap_nodes): Free complex vector.
2483 (clear_edges_for_node): Clear succs and preds vector.
2485 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2487 * tree-ssa-structalias.c (update_alias_info): Change counting of
2488 references to not include vdefs.
2490 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2492 * tree-ssa-alias.c (free_used_part_map): Add missing free.
2493 (up_insert): Ditto.
2495 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2497 * pa.c (pa_commutative_p): Make PLUS commutative when
2498 TARGET_NO_SPACE_REGS is true.
2500 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2502 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2503 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2504 * tree-dfa.c (dump_subvars_for): New.
2505 (debug_subvars_for): New.
2506 (dump_variable): Show subvariables if VAR has them.
2507 * tree-flow-inline.h (get_subvar_at): New.
2508 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2509 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2510 Update all users.
2511 (struct subvar): Change fields offset and size to unsigned
2512 HOST_WIDE_INT.
2513 (dump_subvars_for): Declare.
2514 (debug_subvars_for): Declare.
2515 (get_subvar_at): Declare.
2516 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2517 to unsigned HOST_WIDE_INT *.
2518 (overlap_subvar): Likewise.
2519 * tree-gimple.c (is_gimple_reg): Always return false for
2520 SFTs and memory tags.
2521 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2522 Update all callers.
2523 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2524 (compute_may_aliases): Call compute_points_to_sets.
2525 (collect_points_to_info_for): Remove.
2526 (compute_points_to_and_addr_escape): Remove.
2527 (delete_alias_info): Call delete_points_to_sets.
2528 (compute_flow_sensitive_aliasing): If the call to
2529 find_what_p_points_to returns false, call set_pt_anything.
2530 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2531 (set_pt_anything): Clear pi->pt_vars.
2532 (set_pt_malloc): Remove.
2533 (merge_pointed_to_info): Remove.
2534 (add_pointed_to_expr): Remove.
2535 (add_pointed_to_var): Remove.
2536 (collect_points_to_info_r): Remove.
2537 (is_escape_site): Make extern.
2538 (create_sft): New.
2539 (create_overlap_variables_for): Call it.
2540 * tree-ssa-copy.c (merge_alias_info): Never merge
2541 flow-sensitive alias information.
2542 * tree-ssa-operands.c (get_expr_operands): Adjust variables
2543 offset and size to be unsigned HOST_WIDE_INT.
2544 (add_to_addressable_set): Rename from note_addressable.
2545 Set TREE_ADDRESSABLE as the variables are added to the set.
2546 Update all users.
2547 (add_stmt_operand): Do not try to micro-optimize unmodifiable
2548 operands into VUSEs when adding V_MAY_DEFs for members in an
2549 alias set.
2550 * tree-ssa-operands.h (add_to_addressable_set): Declare.
2551 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
2552 (struct variable_info): Add bitfield is_heap_var.
2553 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
2554 (new_var_info): Initialize is_heap_var.
2555 (get_constraint_for): Add HEAP variables to the symbol table.
2556 Mark them with is_heap_var.
2557 (update_alias_info): New. Taken mostly from the old
2558 compute_points_to_and_addr_escape.
2559 (handle_ptr_arith): New.
2560 (find_func_aliases): Call update_alias_info.
2561 Call handle_ptr_info for tcc_binary expressions.
2562 Call mark_stmt_modified.
2563 (create_variable_info_for): If DECL has subvars, do not create
2564 variables for its subvars. Always add all the fields.
2565 (set_uids_in_ptset): If the solution includes ANYOFFSET and
2566 SFTs, then add all the SFTs of the structure.
2567 If VI->DECL is an aggregate with subvariables, add the SFT at
2568 VI->OFFSET.
2569 (find_what_p_points_to): If VI is an artificial variable,
2570 translate to bitfields in SSA_NAME_PTR_INFO.
2571 If the solution is empty, set pi->pt_vars to NULL
2572 (init_base_vars): Create ANYOFFSET.
2573 (compute_points_to_sets): Rename from create_alias_vars.
2574 Make extern.
2575 (pass_build_pta): Remove.
2576 (delete_points_to_sets): Rename from delete_alias_vars.
2577 (pass_del_pta): Remove.
2578 * tree-ssa-structalias.h (struct alias_info): Move from
2579 tree-ssa-alias.h.
2580 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
2581 NUM_REFERENCES_SET): Likewise.
2582 (compute_points_to_sets, delete_points_to_sets): Declare.
2584 2005-07-09 Richard Henderson <rth@redhat.com>
2586 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
2587 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
2588 alpha_split_lock_test_and_set_12): New functions.
2589 * config/alpha/alpha-protos.h: Update.
2590 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
2591 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
2592 * config/alpha/sync.md (I12MODE): New.
2593 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
2594 (sync_<fetchop_name><I48MODE>): Likewise.
2595 (sync_nand<I48MODE>): Likewise.
2596 (sync_old_<fetchop_name><I48MODE>): Likewise.
2597 (sync_new_<fetchop_name><I48MODE>): Likewise.
2598 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2599 (sync_compare_and_swap<I48MODE>): Likewise.
2600 (sync_lock_test_and_set<I48MODE>): Likewise.
2601 (sync_compare_and_swap<I12MODE>): New.
2602 (sync_compare_and_swap<I12MODE>_1): New.
2603 (sync_lock_test_and_set<I12MODE>): New.
2604 (sync_lock_test_and_set<I12MODE>_1): New.
2606 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2608 PR 21356
2609 PR 22332
2610 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
2612 2005-07-09 Jakub Jelinek <jakub@redhat.com>
2614 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
2615 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2617 2005-07-09 Richard SAndiford <richard@codesourcery.com>
2619 PR target/21656
2620 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2622 2005-07-08 David Edelsohn <edelsohn@gnu.org>
2624 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
2625 memory_operand constraint.
2626 (store_conditional_<mode>): Same.
2627 (sync_compare_and_swap<mode>): Same.
2628 (sync_lock_test_and_set<mode>): Same.
2630 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
2632 Rewrite PIC support to more closely model actual instructions.
2633 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
2634 (cris_symbol): Remove prototypes for removed functions.
2635 (cris_pic_symbol_type_of, cris_valid_pic_const)
2636 (cris_expand_pic_call_address): Prototypes for new functions.
2637 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
2638 variable.
2639 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
2640 modifiers.
2641 <case ':'>: Add case for new punctuation character.
2642 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
2643 emitting (extra) PIC modifier.
2644 <case UNSPEC>: Do not assert for PLT.
2645 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
2646 (cris_expand_prologue, cris_expand_epilogue): Check
2647 for pic_offset_table_rtx usage instead of taking
2648 current_function_uses_pic_offset_table as the final word.
2649 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
2650 Remove flag_pic difference.
2651 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
2652 the moral equivalents of...
2653 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
2654 functions.
2655 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
2656 (cris_handle_option): Mark ARG as unused.
2657 (cris_expand_pic_call_address): New worker function for "call",
2658 "call_value".
2659 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
2660 output PIC constructs here.
2661 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
2662 as symbol-specific modifers, not whole or part of operands.
2663 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
2664 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
2665 constants and flag_pic.
2666 (CONSTANT_INDEX_P): Adjust for new functions.
2667 (enum cris_pic_symbol_type): New helper type.
2668 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
2669 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
2670 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
2671 define_constants.
2672 ("movsi"): Emit actual instructions for GOT and relative access.
2673 ("*movsi_got_load"): New pattern to set up the register holding
2674 the GOT pointer.
2675 ("*movsi_internal"): Operand 1 is not a plain general_operand.
2676 Adjust FIXME for 'S'.
2677 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
2678 Use "movs" for -fpic cases.
2679 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
2680 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
2681 ("call", "call_value"): Just call cris_expand_pic_call_address for
2682 PIC addresses.
2683 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
2684 Remove special pattern.
2685 ("*expanded_call_side", "*expanded_call_value_side"): New
2686 patterns.
2687 (gotplt-to-plt, gotplt-to-plt-side-call)
2688 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
2689 peephole2:s.
2690 * config/cris/cris/predicates.md
2691 ("cris_general_operand_or_gotless_symbol"): Remove unused
2692 predicate.
2693 ("cris_general_operand_or_symbol"): Adjust for new functions.
2695 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2697 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2699 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
2701 * Makefile.in (TREE_H): Add treestruct.def.
2702 (c-decl.o): Add pointer-set.h
2703 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2704 visibility on regular DECL's.
2705 (merge_decls): Fix the copying of decl nodes of various types for
2706 the new structures. Don't update RTL, section name, weak status,
2707 etc, on DECL's without RTL.
2708 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2709 Don't check volatile on non-variable types.
2710 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2711 to check whether we have seen arguments.
2712 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2713 flag is checked before field (flag is common, field is not).
2714 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
2715 TS_DECL_COMMON could have an origin.
2716 (add_location_or_const_value_attribute): Don't check section name
2717 on non-var/function decls.
2718 (dwarf2out_var_location): Reverse order of tests.
2719 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
2720 with DECL_WRTL_CHECK.
2721 * expmed.c (make_tree): rtl is now in decl_with_rtl.
2722 * fold-const.c (fold_binary): Don't check weakness on
2723 non-var/function decls.
2724 (tree_expr_nonzero_p): Ditto.
2725 (fold_checksum_tree): Use tree_decl_extra as sizeof
2726 buffer.
2727 * ggc-page.c (extra_order_size_table): Add sizes for
2728 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
2729 tree_field_decl.
2730 * gimplify.c (gimplify_bind_expr): Only set
2731 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
2732 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
2733 without RTL.
2734 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
2735 * langhooks.h (init_ts). New langhook.
2736 * passes.c (rest_of_decl_compilation): Reverse order of tests.
2737 * print-tree.c (print_node): Update to only print fields that
2738 exist in the structures the passed decl has.
2739 * toplev.c (wrapup_global_declarations): Don't reset
2740 DECL_DEFER_OUTPUT on DECL's that don't contain it.
2741 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
2742 * tree-inline.c (remap_decl): Ditto.
2743 * tree-outof-ssa.c (create_temp): Reverse order of tests.
2744 * tree-pretty-print.c (print_declaration): Don't print
2745 DECL_REGISTER on things that don't contain it.
2746 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
2747 non-var/function decls.
2748 * tree.c (tree_contains_struct): New structure.
2749 (init_priority_for_decl): New hashtable.
2750 (tree_int_map): New structure.
2751 (tree_int_map_eq): New function.
2752 (tree_int_map_marked_p): Ditto.
2753 (tree_int_map_hash): Ditto.
2754 (tree_map): Move to tree.h.
2755 (tree_map_eq): Externalize.
2756 (tree_map_hash): Ditto.
2757 (tree_map_marked_p): Ditto.
2758 (init_ttree): Set up tree_contains_struct and call langhook.
2759 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
2760 (tree_code_size): Update for new structures.
2761 (tree_node_structure): Update for new structures.
2762 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
2763 without the field.
2764 (copy_node_stat): Copy init priority.
2765 (build_decl_stat): Ditto for visibility.
2766 (ts_enum_names): New.
2767 (tree_contains_struct_check_failed): New function.
2768 (decl_init_priority_lookup): Ditto.
2769 (decl_init_priority_insert): Ditto.
2770 * treestruct.def: New file.
2771 * tree.h (CODE_CONTAINS_STRUCT): New macro.
2772 (CONTAINS_STRUCT_CHECK): Ditto.
2773 (tree_contains_struct_check_failed): New prototype.
2774 (DECL_CHECK): Removed.
2775 (DECL_MINIMAL_CHECK): New.
2776 (DECL_COMMON_CHECK): Ditto.
2777 (DECL_WRTL_CHECK): Ditto.
2778 (DECL_NON_COMMON_CHECK): Ditto.
2779 (DECL_WITH_VIS_CHECK): Ditto.
2780 (VAR_OR_FUNCTION_DECL_P): Ditto
2781 (struct tree_decl_minimal): New structure.
2782 (struct tree_decl_common): Ditto.
2783 (struct tree_decl_with_rtl): Ditto.
2784 (struct tree_decl_with_vis): Ditto.
2785 (struct tree_decl_non_common): Ditto.
2786 (struct tree_field_decl): Ditto.
2787 (struct tree_parm_decl): Ditto.
2788 (struct tree_var_decl): Ditto.
2789 (struct tree_function_decl): Ditto.
2790 (struct tree_const_decl): Ditto.
2791 (struct tree_result_decl): Ditto.
2792 (union tree_node): Add new structures.
2793 * var-tracking.c (track_expr_p): Reverse order of tests.
2795 * doc/c-tree.texi: Add documentation on DECL node internal structure.
2797 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2799 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
2800 * system.h: Poison FINALIZE_PIC.
2801 * doc/tm.texi (FINALIZE_PIC): Remove.
2803 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2805 PR tree-opt/22329
2806 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
2807 to the correct type if we have a MODIFY_EXPR.
2809 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2811 PR tree-optimization/22360
2812 * tree.c (upper_bound_in_type): Fix calculations for casting
2813 to a non-wider signed type and casting a signed value to a
2814 wider unsigned type.
2815 (lower_bound_in_type): Fix calculations for casting to a
2816 non-wider signed type.
2818 PR tree-optimization/20139
2819 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
2820 release_defs.
2821 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
2822 fold_cond_expr_cond.
2823 * tree-ssanames.c (release_defs): Assert in_ssa_p.
2824 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2826 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2828 PR tree-opt/22356
2829 * tree-complex.c (expand_complex_libcall): Produce
2830 REALPART_EXPR/IMAGPART_EXPR with the correct type.
2832 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2834 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
2835 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
2836 b" assert and inserted fastpath code for this case.
2837 (bitmap_ior): Removed "a != b" assert.
2839 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2841 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
2842 (ENDFILE_SPEC): Likewise.
2843 * config/m32r/m32r.h (ASM_SPEC): Likewise.
2845 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
2846 a large stack frame at epilogue.
2848 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
2850 * final.c: Include sdbout.h when required.
2852 2005-07-07 Geoffrey Keating <geoffk@apple.com>
2854 * config.gcc (*-*-darwin*): Only one target-specific header file
2855 for generic darwin.
2856 (powerpc-*-darwin*): Add version-specific header files.
2857 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
2858 * config.in: Regenerate.
2859 * configure: Regenerate.
2860 * gcc.c: Include xregex.h.
2861 (version_compare_spec_function): New.
2862 (spec_function): Add version-compare.
2863 (replace_outfile_spec_function): Reformat comment.
2864 (compare_version_strings): New.
2865 * config/darwin-c.c (version_as_macro): New.
2866 (builtin_define): New.
2867 (darwin_cpp_builtins): New.
2868 * config/darwin-protos.h (darwin_cpp_builtins): New.
2869 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
2870 (LIB_SPEC): Make unconditional, update comment.
2871 (TARGET_C99_FUNCTIONS): Define.
2872 * config/darwin.opt: Sort.
2873 (mmacosx-version-min=): New.
2874 * config/darwin7.h: Delete.
2875 * config/darwin8.h: Delete.
2876 * config/i386/darwin.h (): Call darwin_cpp_builtins.
2877 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
2878 (TARGET_C99_FUNCTIONS): Define.
2879 * config/rs6000/darwin7.h: New.
2880 * config/rs6000/darwin8.h: New.
2881 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
2882 (-mmacosx-version-min): Document.
2884 2005-07-07 Ian Lance Taylor <ian@airs.com>
2886 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
2888 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
2890 PR middle-end/22239
2891 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
2893 2005-07-07 Khem Raj <kraj@mvista.com>
2895 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
2896 in bytes, not words.
2898 2005-07-07 Paul Brook <paul@codesourcery.com>
2900 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
2901 DEFAULT_FUNCTION_ARG_PADDING to upward.
2903 2005-07-07 Richard Henderson <rth@redhat.com>
2905 * function.c (locate_and_pad_parm): Record parameter alignment in
2906 stack_alignment_needed.
2908 2005-07-07 David Edelsohn <edelsohn@gnu.org>
2910 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
2911 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
2912 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
2913 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
2914 (define_attr "type"): Add isync, sync, load_l, store_c.
2915 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
2916 Create scratch volatile MEM.
2917 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
2918 sync.
2919 (load_locked_<mode>): New.
2920 (store_conditional_<mode>): New.
2921 (sync_compare_and_swap<mode>): Replace with splitter.
2922 (sync_lock_test_and_set<mode>): Replace with splitter.
2923 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
2924 and UNSPECV_ISYNC.
2925 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
2926 is ics. Attribute isync.
2927 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
2928 lwsync.
2929 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
2930 and UNSPECV_SYNC_OP.
2931 (emit_unlikely_jump): New.
2932 (emit_load_locked): New.
2933 (emit_store_conditional): New.
2934 (rs6000_split_compare_and_swap): New.
2935 (rs6000_split_lock_test_and_set): New.
2936 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
2937 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
2938 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
2939 rs6000_split_lock_test_and_set): Declare.
2940 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
2941 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
2942 store_c, isync, sync.
2944 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
2946 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
2947 filenames to gtyp-gen.h.
2948 (s-typ-gen): Use it in place of for loops.
2950 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
2952 * hooks.c (hook_bool_rtx_int_false): New function.
2953 * hooks.h (hook_bool_rtx_int_false): Declare.
2954 * target-def.h (TARGET_COMMUTATIVE_P): Define.
2955 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
2956 * target.h (struct gcc_target): Add commutative_p member.
2957 * targhooks.c (hook_bool_rtx_commutative_p): New function.
2958 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
2959 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
2960 (pa_commutative_p): New function.
2961 * jump.c (target.h): Include.
2962 (rtx_renumbered_equal_p): Use targetm.commutative_p.
2963 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
2965 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2967 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
2968 (s390_expand_setmem): New.
2969 * config/s390/s390.c: Likewise.
2970 (print_shift_count_operand): Truncate to 12 bits instead of 6.
2971 Adapt comments.
2972 * config/s390/s390.md: ("setmem<mode>"): Accept character as
2973 general_operand. Call new function "s390_expand_setmem".
2974 ("clrmem_long", "*clrmem_long"): Rewrite to ...
2975 ("setmem_long", "*setmem_long"): ... this.
2977 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2979 * config/s390/s390.c: (optimization_options): Enable
2980 TARGET_MVCLE at -Os.
2981 * doc/invoke.texi: Document changes in default behaviour.
2982 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
2984 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2986 * expr.c: (set_storage_via_setmem): Convert opchar to mode
2987 defined by back-end.
2989 2005-07-07 Jakub Jelinek <jakub@redhat.com>
2991 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
2992 all sets in the pattern.
2993 * config/rs6000/rs6000.md (stack_protect_testsi,
2994 stack_protect_testdi): Likewise.
2996 2005-07-06 Jeff Law <law@redhat.com>
2998 * tree-vrp.c (simplify_using_ranges): Kill.
2999 (vrp_finalize): Remove call to simplify_using_ranges.
3000 (simplify_stmt_using_ranges): New function extracted from
3001 simplify_using_ranges.
3002 (simplify_div_or_mod_using_ranges): Likewise.
3003 (simplify_abs_using_ranges): Likewise.
3004 (simplify_cond_using_ranges): New function.
3005 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3006 * tree-ssa-propagate.c (substitute_and_fold): Call
3007 simplify_stmt_using_ranges if we have range information.
3009 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3011 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3012 ia64_flag_schedule_isns2.
3014 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3015 reading/writing general registers.
3016 (ia64_function_arg): Revert 2005-06-18 change.
3018 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3020 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3021 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3023 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3025 * function.c (expand_function_end): Revert part of 2005-06-27
3026 patch. Do sjlj_emit_function_exit_after after return_label.
3028 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3030 * doc/install.texi (--disable-libssp): New.
3032 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3034 * doc/invoke.texi: Update -fforce-mem documentation.
3035 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3036 code for -fforce-mem.
3037 * expmed.c: (store_bit_field,store_fixed_bit_field,
3038 extract_bit_field): Ditto.
3039 * expr.c: (convert_move): Ditto.
3040 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3041 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3042 emit_conditional_add,expand_float,expand_fix): Ditto.
3043 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3044 (common_handle_option): Issue warning when -fforce-mem specified.
3046 2005-07-06 Paul Brook <paul@codesourcery.com>
3048 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3049 argument is empty.
3050 * configure: Regenerate.
3052 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3054 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3056 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3058 Fix PR tree-optimization/22319
3059 Fix PR tree-optimization/22140
3060 Fix PR tree-optimization/22310
3062 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3063 variable sized types.
3064 Use correct type for intermediate structure on *a = *b structure
3065 copies.
3067 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3069 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3070 Remove.
3071 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3072 (machine_function): Move typedef to...
3073 * config/rs6000/rs6000.c (machine_function): ... here. Add
3074 varargs_save_offset field.
3075 (rs6000_stack_t): Remove varargs_size field.
3076 (setup_incoming_varargs): Allocate varargs save area using
3077 assign_stack_local, try to make it as small as possible.
3078 Save offset from virtual_stack_vars_rtx to the save area
3079 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3080 instead of magic 8 when fp word byte size is used.
3081 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3082 instead of -RS6000_VARARGS_SIZE.
3083 (rs6000_stack_info, debug_stack_info,
3084 rs6000_initial_elimination_offset): Remove all traces of
3085 varargs_size.
3086 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3087 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3088 RS6000_VARARGS_AREA.
3090 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3092 PR tree-optimization/21963
3093 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3094 constant_multiple_of in the same way get_computation_cost_at does.
3096 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3098 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3099 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3100 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3101 and return its previous value.
3102 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3103 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3104 constants.
3105 (stack_protect_set, stack_protect_test): New expanders.
3106 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3107 stack_protect_testdi): New insns.
3108 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3109 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3111 2005-07-06 Jeff Law <law@redhat.com>
3113 * tree-ssa-dce.c (cfg_altered): New global.
3114 (tree_dce_init): Initialize cfg_altered.
3115 (remove_dead_stmt): If we remove an edge in the CFG, then set
3116 CFG_ALTERED.
3117 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3118 the dominators.
3120 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3122 * Makefile.in (stamp-collect-ld): Use
3123 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3124 ./collect-ld if it already exists.
3125 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3126 Don't remove ./nm if it already exists.
3128 2005-07-05 Devang Patel <dpatel@apple.com>
3130 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3131 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3132 * tree-vectorizer.c (vect_loop_location): New.
3133 (vect_print_dump_info): Use vect_loop_location.
3134 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3135 (vectorize_loops): Set vect_loop_location.
3136 * tree-vect-analyze.c (vect_analyze_offset_expr,
3137 vect_determin_vectorization_factor, vect_analyze_operations,
3138 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3139 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3140 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3141 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3142 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3143 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3144 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3145 vect_analyze_loop): Adjust vect_print_dump_info API.
3146 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3147 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3148 vect_finish_stmt_generation, vectorizable_assignment,
3149 vectorizable_operation, vectorizable_store, vectorizable_load,
3150 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3151 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3152 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3153 vect_transform_loop): Same.
3154 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3155 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3156 Same.
3158 2005-07-05 Randolph Chung <tausq@debian.org>
3160 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3161 * configure: Regenerate.
3162 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3163 (pa_tls_referenced_p): Declare.
3164 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3165 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3166 (legitimize_tls_address): New.
3167 (hppa_legitimize_address): Handle TLS addresses.
3168 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3169 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3170 (emit_move_sequence): Handle TLS addresses.
3171 (pa_encode_section_info): Call default handler to handle common
3172 sections.
3173 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3174 (CONSTANT_ADDRESS_P): Reject TLS operands.
3175 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3176 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3177 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3178 (UNSPEC_TLSLE): Define new constants.
3179 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3180 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3181 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3182 (tie_symbolic_operand, tle_symbolic_operand): New
3184 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3186 * aclocal.m4: Update macros for autoconf 2.59 style.
3187 * configure.ac: Likewise.
3189 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3191 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3192 (function_arg): Pass small aggregates in general registers on 32-bit
3193 targets.
3194 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3196 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3198 * Makefile.in (final.o): Fix dependencies.
3200 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3202 PR c/22013
3203 PR c/22098
3204 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3205 * langhooks.c (lhd_expr_to_decl): New.
3206 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3207 New.
3208 (LANG_HOOKS_INITIALIZER): Update.
3209 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3210 expr_to_decl langhook.
3211 * c-tree.h (c_expr_to_decl): Declare.
3212 * c-typeck.c (c_expr_to_decl): New.
3213 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3214 specially.
3215 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3217 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3219 PR c/22308
3220 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3221 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3223 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3225 * Makefile.in: Adjust dependencies.
3226 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3227 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3228 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3229 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3230 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3231 rest_of_compilation.
3233 * bb-reorder.c (gate_duplicate_computed_gotos,
3234 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3235 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3236 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3237 pass_partition_blocks): New.
3238 * bt-load.c (gate_handle_branch_target_load_optimize,
3239 rest_of_handle_branch_target_load_optimize,
3240 pass_branch_target_load_optimize): New.
3241 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3242 pass_jump2): New.
3243 * cfglayout.c (pass_insn_locators_initialize): New.
3244 * cfgrtl.c (pass_free_cfg): New.
3245 * combine.c (gate_handle_combine, rest_of_handle_combine,
3246 pass_combine): New.
3247 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3248 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3249 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3250 * except.c (pass_set_nothrow_function_flags,
3251 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3252 pass_rtl_eh): New.
3253 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3254 rest_of_handle_shorten_branches, pass_shorten_branches,
3255 rest_of_clean_state, pass_clean_state): New.
3256 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3257 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3258 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3259 pass_flow2): New.
3260 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3261 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3262 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3263 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3264 pass_gcse): New.
3265 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3266 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3267 pass_rtl_ifcvt, gate_handle_if_after_combine,
3268 rest_of_handle_if_after_combine, pass_if_after_combine,
3269 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3270 pass_if_after_reload): New.
3271 * integrate.c (pass_initial_value_sets): New.
3272 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3273 pass_purge_lineno_notes): New.
3274 * mode-switching.c (rest_of_handle_mode_switching,
3275 pass_mode_switching): New.
3276 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3277 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3278 pass_loop2): New.
3279 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3280 pass_loop_optimize): New.
3281 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3282 pass_sms): New.
3283 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3284 pass_gcse2): New.
3285 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3286 pass_postreload_cse): New.
3287 * profile.c (gate_handle_profiling, pass_profiling,
3288 rest_of_handle_branch_prob, pass_branch_prob): New.
3289 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3290 pass_split_before_regstack, gate_handle_split_before_regstack,
3291 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3292 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3293 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3294 pass_stack_regs): New.
3295 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3296 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3297 pass_stack_adjustments): New.
3298 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3299 pass_regrename): New.
3300 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3301 pass_delay_slots, gate_handle_machine_reorg,
3302 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3303 * rtl.h (extern void purge_line_number_notes): New.
3304 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3305 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3306 pass_sched2): New.
3307 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3308 pass_tracer): New.
3309 * value-prof.c (gate_handle_value_profile_transformations,
3310 rest_of_handle_value_profile_transformations,
3311 pass_value_profile_transformations): New.
3312 * var-tracking.c (gate_handle_var_tracking,
3313 pass_variable_tracking): New.
3314 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3316 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3317 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3318 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3319 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3320 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3321 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3322 rest_of_handle_gcse2, rest_of_handle_regmove,
3323 rest_of_handle_tracer, rest_of_handle_if_conversion,
3324 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3325 rest_of_handle_web, rest_of_handle_branch_prob,
3326 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3327 rest_of_handle_jump_bypass, rest_of_handle_combine,
3328 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3329 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3330 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3331 rest_of_handle_mode_switching, rest_of_handle_jump,
3332 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3333 rest_of_handle_flow2, rest_of_handle_jump2,
3334 rest_of_handle_peephole2, rest_of_handle_postreload,
3335 rest_of_handle_shorten_branches, rest_of_clean_state,
3336 rest_of_compilation): Remove.
3338 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3339 * passes.c (dump_flags, in_gimple_form, all_passes,
3340 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3341 register_dump_files, next_pass_1, last_verified, execute_todo,
3342 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3343 from tree-optimize.c.
3344 (init_optimization_passes): Moved from tree-optimize.c,
3345 adding the RTL optimizations.
3346 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3347 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3348 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3349 register_dump_files, next_pass_1, last_verified, execute_todo,
3350 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3351 init_tree_optimization_passes, ipa_passes): Delete.
3352 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3353 the RTL dumps.
3354 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3355 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3356 from tree.h.
3357 (ipa_passes): Remove.
3358 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3359 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3360 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3361 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3362 (dump_info_p, dump_flag): Moved to tree-dump.h.
3364 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3365 cgraph.c, opts.c.
3366 * passes.c (finish_optimization_passes): Use dump_begin
3367 and dump_end, TDI_end.
3368 (gate_rest_of_compilation): New.
3369 (pass_rest_of_compilation): Use it.
3370 (gate_postreload, pass_postreload): New.
3371 * toplev.c (general_init): Rename init_tree_optimization_passes.
3372 * toplev.h (init_tree_optimization_passes): Rename to
3373 init_optimizations_passes.
3374 * tree-dump.c (dump_flag): Make static.
3375 (dump_files): Remove RTL dumps.
3376 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3377 pass_cleanup_cfg, pass_free_cfg_annotations,
3378 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3379 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3380 * tree-pretty-print.c: Include tree-pass.h.
3381 * cgraph.c: Include tree-dump.h.
3383 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3385 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3386 Only fall back to saying it points to readonly memory if
3387 we can't do better.
3389 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3391 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3392 * config/m32r/m32r.c (m32r_compute_frame_size,
3393 m32r_expand_prologue): Take current_function_profile into
3394 account whenever we reference
3395 current_function_uses_pic_offset_table.
3396 (m32r_finalize_pic): Remove.
3397 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3399 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3401 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3402 instead of $<. Don't remove ./as if it already exists.
3404 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3406 PR target/21723
3407 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3408 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3409 for complex modes when generating code for PA 1.0.
3410 (VALID_FP_MODE_P): New macro.
3411 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3412 sets for all general and floating point modes. Align wide floating
3413 point modes to even register boundaries to comply with architectural
3414 requirements.
3415 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3416 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3417 (VALID_FP_MODE_P): New macro.
3418 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3419 sets for all general and floating point modes. Align wide floating
3420 point modes to even register boundaries to comply with architectural
3421 requirements.
3423 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3425 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3426 to 0.
3428 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3430 * tree-ssa-structalias.c: Don't include expr.h.
3432 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3434 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3435 comments.
3437 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3439 Fix PR tree-optimization/22279
3441 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3442 correct operator.
3444 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
3446 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3448 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3450 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3451 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3452 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3453 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3454 config/stormy16/stormy16.c, config/v850/v850.c,
3455 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3456 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3457 Avoid "." or "\n" at end of diagnostics and capital letters at
3458 start of diagnostics.
3459 * combine.c, cse.c: Don't translate dump file output.
3460 * toplev.c (print_version): Only translate output if going to
3461 stderr.
3463 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3465 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3466 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3467 typos.
3469 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3471 * pa.c (fix_range): Fix typo in comment.
3473 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3475 * tree-vrp.c (extract_range_from_assert): Replace
3476 fold (build (...)) with fold_build2.
3478 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3480 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3481 gcc_gfc_char_table, init_dynamic_gfc_info): New.
3482 (format_types_orig, handle_format_attribute): Add support for
3483 format "gcc_gfc".
3485 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3487 * varasm.c (assemble_variable): Fix format specifier thinko.
3489 2005-07-03 Ira Rosen <irar@il.ibm.com>
3491 PR tree-optimization/22029 (and 22135)
3492 * tree-pretty-print.c (dump_generic_node): Check that the node is not
3493 a phi node before calling dump_vops.
3495 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3497 * tree-dump.h (dump_string_field): Declare.
3498 * tree-dump.c: Use it instead of dump_string.
3499 (dump_string_field): Make non-static.
3501 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3503 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3504 up the minimal CFG stuff always when optimize > 0. Call
3505 split_all_insns_noflow in PIC case if needed.
3507 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3508 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3510 PR c++/18279
3511 * c-decl.c (c_write_global_declarations): Dump contents of
3512 external scope to.
3513 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3514 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3515 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3516 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3517 is enabled.
3519 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3521 * c-common.h (GCC_DIAG_STYLE): Define.
3522 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
3523 version for format checking to 4.1.
3524 * c-format.c: Include toplev.h after c-common.h.
3525 (enum format_type): Add gcc_tdiag_format_type.
3526 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
3527 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
3528 (format_types_orig): Add gcc_tdiag.
3529 (init_dynamic_diag_info): Support gcc_tdiag formats.
3530 (handle_format_attribute): Likewise.
3531 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
3532 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
3533 version for format checking to 4.1.
3534 (warning0, warning, error, pedwarn, sorry): Use
3535 ATTRIBUTE_GCC_DIAG.
3536 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
3537 (finish_aliases_1): Do not use %qE.
3538 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
3539 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
3540 Correct format bugs.
3541 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
3542 parameter to unsigned HOST_WIDE_INT.
3543 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3545 2005-07-02 David Edelsohn <edelsohn@gnu.org>
3547 PR middle-end/21742
3548 * expr.c (write_complex_part): Use adjust_address for MEM.
3549 (read_complex_part): Same.
3551 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
3553 Fix PR tree-optimization/22280
3555 * tree-sra.c (generate_element_init): Remove useless loop.
3557 2005-07-02 Richard Henderson <rth@redhat.com>
3559 * config/alpha/alpha.c (alpha_legitimize_address): Check for
3560 TLS_MODEL_NONE.
3561 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
3563 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
3565 PR middle-end/14490
3566 * fold-const.c (fold_binary): Handle the return value of
3567 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
3568 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
3570 2005-07-02 Jeff Law <law@redhat.com>
3572 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
3573 a eliminate type conversion which feeds an equality comparison
3574 if the original type or either operand in the comparison is a
3575 function pointer.
3577 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
3579 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
3580 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
3581 texts.
3582 * config/avr/avr.c: Do not use '`' as left quote.
3583 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
3584 Remove "." from end of diagnostics. Make diagnostics start with
3585 lowercase letter.
3587 2005-07-02 Zack Weinberg <zack@codesourcery.com>
3588 Joseph S. Myers <joseph@codesourcery.com>
3590 * toplev.c (default_tree_printer): Handle setting location with
3591 '+' flag.
3592 * c-objc.common.c (c_tree_printer): Likewise.
3593 * c-format.c (gcc_diag_flag_specs): Add '+'.
3594 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
3595 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
3596 formats.
3597 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
3598 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
3599 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
3600 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
3601 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
3602 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
3603 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
3604 format arguments where %J is used without %D.
3606 2005-07-02 Jakub Jelinek <jakub@redhat.com>
3608 * gcc.c (LINK_SSP_SPEC): Define.
3609 (link_ssp_spec): New variable.
3610 (LINK_COMMAND_SPEC): Add %(link_ssp).
3611 (static_specs): Add link_ssp_spec.
3612 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
3613 * configure: Rebuilt.
3614 * config.in: Rebuilt.
3616 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3617 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3618 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3619 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3620 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
3621 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
3622 -0x7008(2) instead of reading __stack_chk_guard variable.
3623 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
3624 number.
3625 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
3626 (stack_protect_set, stack_protect_test): Use *_tls* patterns
3627 if TARGET_THREAD_SSP_OFFSET is defined.
3628 (stack_tls_protect_set_si, stack_tls_protect_set_di,
3629 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
3631 Revert:
3632 2005-06-27 Richard Henderson <rth@redhat.com>
3633 * libgcc-std.ver (GCC_4.1.0): New.
3634 * libgcc.h (__stack_chk_guard): Declare.
3635 (__stack_chk_fail, __stack_chk_fail_local): Declare.
3636 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
3637 * mklibgcc.in (lib2funcs): Add them.
3639 2005-07-01 Richard Henderson <rth@redhat.com>
3641 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
3642 void * before struct sigcontext *.
3643 (x86_fallback_frame_state): Likewise.
3645 2005-07-01 James E. Wilson <wilson@specifixinc.com>
3647 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
3649 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3651 PR tree-opt/22269
3652 * tree-ssa-reassoc.c (should_transpose): Fix which operand
3653 we check for SSA_NAME for.
3655 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
3657 Fix PR tree-optimization/22071
3659 * tree-ssa-structalias.c (offset_overlaps_with_access): New
3660 function.
3661 (get_constraint_for_component_ref): Use it.
3663 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3665 PR other/22264
3666 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
3667 print out the last new line.
3669 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
3671 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
3672 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
3673 * config/cris/cris.c (cris_conditional_register_usage): Adjust
3674 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
3675 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
3676 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
3677 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
3678 (enum reg_class): New member CC0_REGS.
3679 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
3680 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
3681 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
3682 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
3683 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3684 Adjust for register now described.
3686 2005-07-01 Jakub Jelinek <jakub@redhat.com>
3688 PR target/22262
3689 * config/i386/i386.md (stack_protect_test_si,
3690 stack_protect_test_di): Add earlyclobber for scratch 3.
3691 * config/rs6000/rs6000.md (stack_protect_testsi,
3692 stack_protect_testdi): Add earlyclobber for scratch 3,
3693 remove earlyclobber from scratch 4.
3695 Older entries for 2005 can be found in ChangeLog-2005.