| blob | c332799838bd7e5a318cbe03c4452501ecc54ab9 |
1 2005-08-05 Michael Matz <matz@suse.de>
3 * genattrtab.c (current_alternative_string): Remove.
4 (SIMPLIFY_ALTERNATIVE): Ditto.
5 (attr_alt_bit_p): Ditto.
6 (alternative_name): Make const char *.
7 (evaluate_eq_attr): Remove use of above things.
8 (simplify_test_exp): Ditto.
9 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
10 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
12 2005-08-04 James E Wilson <wilson@specifix.com>
14 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
15 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
16 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
17 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
18 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
20 2005-08-04 Richard Henderson <rth@redhat.com>
22 PR 21529
23 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
24 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
25 * tree-sra.c (decide_block_copy): Use it. Disable element copy
26 if we'd have to instantiate too many members.
28 2005-08-04 Richard Henderson <rth@redhat.com>
30 PR 21291
31 * tree-outof-ssa.c (coalesce_asm_operands): New.
32 (coalesce_ssa_name): Use it. Split out ...
33 (coalesce_phi_operands, coalesce_result_decls): ... these.
35 2005-08-04 Paul Brook <paul@codesourcery.com>
37 * read-rtl.c (read_quoted_string): Break if EOF.
39 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
41 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
42 (fold_build2): Likewise.
43 (fold_build3): Likewise.
44 (fold_build1_stat): New function prototype.
45 (fold_build2_stat): Likewise.
46 (fold_build3_stat): Likewise.
47 * fold-const.c (fold_build1): Rename to ..
48 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
49 through to build1_stat.
50 (fold_build2): Rename to ..
51 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
52 through to build2_stat.
53 (fold_build3): Rename to ..
54 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
55 through to build3_stat.
57 2005-08-04 David Edelsohn <edelsohn@gnu.org>
58 Ian Lance Taylor <ian@airs.com>
60 * function.c (assign_stack_local_1): Do not correct stack slot
61 address if allocation size is smaller than mode size.
63 2005-08-04 Diego Novillo <dnovillo@redhat.com>
65 PR 22037
66 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
67 (tree_merge_blocks): Propagate anything allowed by
68 may_propagate_copy.
69 Clarify documentation.
70 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
71 SSA form, schedule an update if necessary.
73 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
75 * doc/install.texi (Binaries): Remove broken link to
76 Sinix/Reliant Unix binaries.
78 2005-08-03 Richard Henderson <rth@redhat.com>
80 PR 23221
81 * function.c (stack_protect_epilogue): Export.
82 * tree.h (stack_protect_epilogue): Declare.
83 * calls.c (expand_call): Call it.
85 2005-08-03 Eric Christopher <echristo@apple.com>
87 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
88 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
89 spec.
91 2005-08-04 Jan Hubicka <jh@suse.cz>
93 * profile.c (branch_prob): Split edges with goto locus on them
94 to get proper line counts.
95 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
97 2005-08-03 Paul Brook <paul@codesourcery.com>
99 * function.c (assign_parms): Round current_function_args_size
100 to PARM_BOUNDARY, not STACK_BOUNDARY.
102 2005-08-03 Geoffrey Keating <geoffk@apple.com>
104 * config/i386/i386.c (x86_elf_aligned_common)
105 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
107 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
109 PR tree-optimization/23157
110 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
111 before emitting them.
113 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
115 PR tree-optimization/19899
116 * Makefile.in (tree-scalar-evolution.o): Add real.h.
117 * tree-scalar-evolution.c: Include real.h.
118 (add_to_evolution): Build constant -1 of correct type.
120 2005-08-03 Jan Hubicka <jh@suse.cz>
122 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
123 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
124 profile updating for complette unrolling.
125 * loop-unroll.c (peel_loop_completely): Use it.
126 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
127 (tree_unroll_loops_completely): Disable code growing unrolling of cold
128 loops.
130 2005-08-03 Paul Brook <paul@codesourcery.com>
132 * combine.c (can_change_dest_mode): New function.
133 (try_combine, simplify_set): Use it.
135 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
137 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
138 TFmode to BLKmode.
140 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
142 * doc/install.texi (Specific): Adjust link to openavr.org.
143 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
144 (Binaries): Adjust HP-UX Porting Center link.
145 (Binaries): Adjust Free Software Foundation ordering link.
147 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
149 * convert.c (convert_to_integer): Use fold_build1 instead of
150 build1 when converting an integer to an integer.
152 2005-08-02 Richard Henderson <rth@redhat.com>
154 * combine.c (combine_instructions): Don't use reg_equal/equiv
155 results if the mode doesn't match.
157 2005-08-02 Mark Mitchell <mark@codesourcery.com>
159 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
160 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
162 2005-08-02 Richard Henderson <rth@redhat.com>
164 PR 23196
165 * explow.c (memory_address): Remove special-case for
166 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
168 2005-08-02 Diego Novillo <dnovillo@redhat.com>
170 PR 23164
171 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
172 number of calls to cleanup_tree_cfg_1.
174 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
176 * doc/invoke.texi: document file extensions .F90 and .F95
178 2005-08-02 Richard Guenther <rguenther@suse.de>
180 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
181 positive if its first argument is positive.
183 2005-08-02 Richard Guenther <rguenther@suse.de>
185 PR tree-optimization/23177
186 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
187 on TMR_TAG.
189 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
191 PR tree-optimization/23129
192 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
193 varying for divisions with anti-ranges.
195 2005-08-02 Jan Hubicka <jh@suse.cz>
197 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
198 * tree-ssa-threadupdate.c (thread_block): Add it here.
200 2005-08-01 James E Wilson <wilson@specifix.com>
202 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
203 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
204 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
205 New.
206 * config/mips/predicates.md (const_call_insn_operand): Add check for
207 SYMBOL_REF_LONG_CALL_P.
208 * doc/extend.texi (long_call): Document the new attribute.
210 2005-08-01 Ian Lance Taylor <ian@airs.com>
211 Richard Henderson <rth@redhat.com>
213 * Makefile.in (RTL_BASE_H): Add real.h.
214 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
215 instead of memcpy.
216 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
217 directly.
218 * rtl.c (rtl_check_failed_code_mode): New.
219 * rtl.h (struct rtx_def): Add u.rv.
220 (XCMWINT, XCNMPRV): New.
221 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
222 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
224 2005-08-01 Richard Henderson <rth@redhat.com>
226 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
227 with auto-inc codes.
229 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
231 2005-08-01 Jan Hubicka <jh@suse.cz>
233 * i386-protos.h (asm_preferred_eh_data_format): Declare.
234 * i386.c: Include dwarf2.h
235 (asm_preferred_eh_data_format): New.
236 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
238 2005-08-01 Ian Lance Taylor <ian@airs.com>
240 * config/host-linux.c (linux_gt_pch_get_address): Add new name
241 randomize_va_space for virtual address randomization control.
243 2005-08-01 Steven Bosscher <stevenb@suse.de>
245 * common.opt (flag_ipa_cp): Put in right place to maintain
246 alphabetic sort.
248 2005-08-01 Jan Hubicka <jh@suse.cz>
250 * profile.c (compute_value_histograms): Fix thinko.
251 * value-prof.c: Include toplev.h
252 (check_counter): New function.
253 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
254 tree_mod_subtract_transform): Add sanity check.
256 2005-08-01 Richard Guenther <rguenther@suse.de>
258 PR tree-optimization/23133
259 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
260 current functions parameter decls to find defs to cse
261 reciprocals of.
263 2005-08-01 Richard Guenther <rguenther@suse.de>
265 PR tree-optimization/23109
266 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
267 If trapping math is in effect, use post-dominator information
268 to check if we'd in any case reach a trapping point before
269 doing the reciprocal insertion.
270 (execute_cse_reciprocals): Compute post-dominators, if necessary.
271 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
272 expressions are invariant only if trapping math is not in effect.
274 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
276 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
277 cgraph_function_versioning): New declarations.
278 * cgraphunit.c: Add include to ipa-prop.h.
279 (update_call_expr, cgraph_copy_node_for_versioning,
280 cgraph_function_versioning): New functions.
281 * integrate.c (copy_decl_for_inlining): Remove.
282 * ipa-prop.h (ipa_replace_map): New struct.
283 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
284 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
285 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
286 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
287 ipcp_iterate_stage, ipcp_method_scale_print,
288 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
289 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
290 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
291 ipcp_update_bb_counts, ipcp_update_profiling,
292 ipcp_update_edges_counts): New functions.
293 (ipcp_method_cval_init): Remove restriction regarding local methods.
294 (ipcp_init_stage): Add ipcp_method_compute_scale.
295 (ipcp_insert_stage): Add versioning.
296 (ipcp_structures_print): Add ipcp_method_scale_print.
297 (ipcp_driver): Dump profiling info.
298 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
299 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
300 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
301 (struct inline_data): Add versioning_p, ipa_info, new fields.
302 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
303 declare_return_variable): Replace calls to copy_decl_for_inlining with
304 copy_decl_for_dup.
305 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
306 versioning support.
307 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
308 Add argument VERSIONING.
309 (copy_arguments_for_versioning, copy_static_chain,
310 function_versionable_p, tree_versionable_function_p,
311 tree_function_versioning, replace_ref_tree): New functions.
312 * tree-inline.h: Include varray.h.
313 (tree_versionable_function_p, tree_function_versioning,
314 tree copy_decl_for_dup): New declarations.
316 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
318 * ipa-cp.c: New file. Contains IPCP specific functionality.
319 * ipa-prop.h: New file. Contains structures/definitions that can be
320 used by several interprocedural data flow optimizations (and also IPCP).
321 * ipa-prop.c: New file.
322 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
323 * common.opt: Add ipa-cp flag.
324 * timevar.def: Add IPCP optimization.
325 * tree-optimize.c (init_tree_optimization_passes): Schedule
326 pass_ipa_cp.
327 * tree-pass.h (pass_ipa_cp): Declare.
329 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
331 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
332 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
333 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
334 config/i386/i386.c, config/mips/mips.h,
335 config/rs6000/rs6000.h, config/sh/sh.c,
336 config/stormy16/stormy16.c: Fix comment typos.
338 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
340 PR c/22311
341 * c-typeck.c (build_binary_op): Use common_type wrapper on
342 shortened types.
343 (common_type): Update comment.
345 2005-07-31 Steven Bosscher <stevenb@suse.de>
347 PR target/23095
348 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
349 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
350 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
352 2005-07-31 Jan Hubicka <jh@suse.cz>
354 * pretty-print.h (pp_widest_integer): New macro.
355 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
356 counts.
358 2005-07-31 Jan Hubicka <jh@suse.cz>
360 * output.h (enum section_category): Export from varasm.c
361 (categorize_decl_for_section): Likewise.
362 * varasm.c (enum section_category): Kill.
363 (categorize_decl_for_section): Make global.
364 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
365 Declare.
366 * i386.c (ix86_section_threshold): New static variable.
367 (ix86_in_large_data_p, ix86_encode_section_info,
368 x86_64_elf_unique_section,
369 x86_64_elf_select_section): New functions.
370 (TARGET_ENCODE_SECTION_INFO): Define
371 (override_options): Enable medium model for PIC.
372 (ix86_expand_prologue): Expand gen_set_got_rex64.
373 (legitimate_constant_p): Handle new UNSPECs.
374 (legitimate_pic_address_disp_p): Likewise.
375 (legitimize_pic_address): Lower MEDIUM model addressing.
376 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
377 (enum cmodel): Add MEDIUM_PIC.
378 (SYMBOL_REF_FAR_ADDR_P): New macro.
379 (SYMBOL_FLAG_FAR_ADDR): New flag.
380 * i386.md (movdi): Support medium model.
381 (set_got_rex64): New pattern.
382 * i386.opt (mlarge-data-threshold): New flag.
383 * predicates.md (zext_operand/sext_operand): Deal with medium model.
384 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
385 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
386 TARGET_ASM_UNIQUE_SECTION): New.
388 * invoke.texi (-mlarge_data_threshold): Document
390 2005-07-31 Jan Hubicka <jh@suse.cz>
392 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
393 (coalesce_vars): Likewise.
394 * tree-ssa-live.c (coalesce_cost): New.
395 (build_tree_conflict_graph): Use coalesce_cost.
396 * tree-ssa-live.h (coalesce_cost): Declare.
398 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
400 * arm.md (all peepholes for post-increment operations): Delete.
401 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
402 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
403 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
404 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
405 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
407 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
409 * fold-const.c (tree_expr_nonnegative_p): Always return true for
410 non-integral types.
412 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
414 PR target/22582
415 * doc/invoke.texi: Document -rdynamic.
417 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
419 PR c/23143
420 * c-parser.c (c_parser_parms_list_declarator): Call
421 mark_forward_parm_decls.
422 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
423 decls with visibility structure.
425 2005-07-30 Paul Brook <paul@codesourcery.com>
427 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
429 2005-07-30 Paul Brook <paul@codesourcery.com>
431 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
432 prototype.
433 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
434 value for mode.
435 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
437 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
439 PR c/529
440 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
441 nested function declarators.
442 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
443 (grokparms): Call warn_if_shadowing for parameters used within the
444 parameter list.
445 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
446 not used within the parameter list.
447 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
449 2005-07-30 Jan Hubicka <jh@suse.cz>
451 * expr.c (expand_expr_real_1): Do not load mem targets into register.
452 * i386.c (ix86_fixup_binary_operands): Likewise.
453 (ix86_expand_unary_operator): Likewise.
454 (ix86_expand_fp_absneg_operator): Likewise.
455 * optabs.c (expand_vec_cond_expr): Validate dest.
457 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
459 PR c/21720
460 * real.c (real_from_string): Also set last bit if there is a
461 nonzero hex digit beyond GCC's internal precision after ".".
463 2005-07-29 David Edelsohn <edelsohn@gnu.org>
465 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
466 define_constants. Change duplicate values to unassigned numbers.
467 Change UNSPEC_SUBS to UNSPEC_VSUBS.
468 (*altivec_vspltsf): New.
469 (altivec_vperm_v4sf): Delete.
470 (altivec_vperm_<mode>): Use mode macro V.
471 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
472 (altivec_predicate_v4sf): Delete.
473 (altivec_predicate_<mode>): Use mode macro V.
474 (*altivec_lvesfx): New.
475 (*altivec_stvesfx): New.
476 (vec_realign_load_v4sf): Delete.
477 (vec_realign_load_<mode>): Use mode macro V.
478 * config/rs6000/rs6000.c (generate_set_vrsave): Use
479 UNSPECV_SET_VRSAVE.
481 2005-07-29 Mark Mitchell <mark@codesourcery.com>
483 PR bootstrap/23131
484 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
485 string.
486 * configure: Regenerated.
488 2005-07-29 Paul Brook <paul@codesourcery.com>
490 * doc/install.texi: Add link to GFortran binaries wiki page.
492 2005-07-29 David Ung <davidu@mips.com>
494 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
495 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
496 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
497 * config/mips/mips.md (cpu): Add 5kf name.
498 (includes): Includes 5k.md.
499 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
500 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
501 -march flag.
503 2005-07-29 Diego Novillo <dnovillo@redhat.com>
505 PR 22550
506 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
507 (cleanup_tree_cfg): ... here.
508 Call cleanup_tree_cfg_1 until there are no more cleanups to
509 do.
511 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
513 * tree-vrp.c (compare_range_with_value): Return true or false
514 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
515 EQ_EXPR respectively.
517 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
519 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
520 Fix comment typos.
522 2005-07-29 Diego Novillo <dnovillo@redhat.com>
524 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
525 (tree_ssa_dominator_optimize): Increment it.
526 (dump_dominator_optimization_stats): Print it.
528 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
529 Steven Bosscher <stevenb@suse.de>
531 PR rtl-optimization/23117
532 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
533 when head == tail. Tidy comment.
535 2005-07-28 Richard Henderson <rth@redhat.com>
537 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
538 * cselib.c (rtx_equal_for_cselib_p): Likewise.
539 * jump.c (rtx_renumbered_equal_p): Likewise.
540 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
541 CONST_INT and CONST_DOUBLE.
542 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
543 * reload.c (operands_match_p): Special case CONST_INT and
544 CONST_DOUBLE; check mode earlier.
546 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
548 PR c/22240
549 * c-typeck.c (convert_for_assignment): Do not check
550 DECL_IN_SYSTEM_HEADER on NULL fundecl.
552 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
554 PR c/22192
555 * c-typeck.c (composite_type): Prefer constant size arrays to
556 VLAs.
558 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
560 PR c/21720
561 * real.c (real_from_string): Set last bit if there is a nonzero
562 hex digit beyond GCC's internal precision.
564 2005-07-28 Richard Henderson <rth@redhat.com>
566 PR rtl-opt/22619
567 * cfgcleanup.c (try_forward_edges): Watch out for end of
568 insn chain.
570 2005-07-28 James E Wilson <wilson@specifixinc.com>
572 PR c/23106
573 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
575 2005-07-28 Jan Hubicka <jh@suse.cz>
577 * Makefile.in (rtl-profile.o): Kill all traces of it.
578 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
579 * coverage.h (rtl_coverage_counter_ref): Kill.
580 * opts.c (flag_speculative_prefetching_set): Kill.
581 (flag_loop_optimize_set): New.
582 (common_handle_option): Disable loop optimizer when profiling;
583 do not handle speculative prefetching.
584 * passes.c (init_optimization_passes): Replace pass_profiling combo
585 by branch_prob pass.
586 * profile.c (compute_value_histograms): Update for simplified value
587 profiles.
588 (rtl_register_profile_hooks): Kill.
589 (pass_profiling): Kill.
590 (rest_of_handle_branch_prob): Do not profile.
591 * toplev.c (process_options): Remove speculative prefetching.
592 * toplev.h (flag_tree_based_profiling): Kill.
593 * tree-profile.c (prepare_instrumented_value,
594 tree_gen_interval_profiler, tree_gen_pow2_profiler,
595 tree_gen_one_value_profiler, do_tree_profiling): Update for
596 simplified datastructures.
597 * value-prof.c: Add comment that speculative prefetching was dropped;
598 update rest of file for simplified datastructures.
599 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
600 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
601 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
602 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
603 rtl_mod_subtract, gen_speculative_prefetch,
604 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
605 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
606 (gate_handle_value_profile_transformations,
607 rest_of_handle_value_profile_transformations,
608 pass_value_profile_transformations): Kill.
609 * value-prof.h (histogram_value_t): Remove IL based unions.
610 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
611 rtl_profile_hooks): Remove hooks.
613 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
615 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
616 (cgraph_clone_node): Likewise.
617 * cgraph.h (cgraph_clone_edge): Update prototype.
618 (cgraph_clone_node): Likewise.
619 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
620 cgraph_clone_node.
621 (lookup_recursive_calls): Consider profile.
622 (cgraph_decide_recursive_inlining): Fix updating; use new
623 probability argument; use profile.
624 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
625 * tree-inline.c (copy_bb): Update clal of clone_edge.
626 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
628 * invoke.texi (min-inline-recursive-probability): Document.
630 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
632 * doc/install.texi (Configuration): Update Valgrind homepage.
634 2005-07-28 Richard Henderson <rth@redhat.com>
636 PR middle-end/21362
637 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
638 labels we want to delete.
639 (cfg_layout_merge_blocks): Likewise.
641 2005-07-28 Richard Henderson <rth@redhat.com>
643 PR target/17692
644 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
645 when expanding to nothing.
647 2005-07-28 Josh Conner <jconner@apple.com>
649 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
650 (cgraph_decide_inlining_of_small_functions): Likewise.
652 2005-07-28 Josh Conner <jconner@apple.com>
654 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
655 direction of badness if negative.
656 (cgraph_default_inline_p): Add reason to parameters, and assign it
657 a value.
658 (cgraph_decide_inlining_of_small_functions): New parameter in call
659 to cgraph_default_inline_p.
660 (cgraph_decide_inlining_incrementally): Likewise.
661 * cgraphunit.c (decide_is_function_needed): Likewise.
662 * cgraph.h (cgraph_default_inline_p): Likewise.
664 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
666 * builtins.c: Fix comment typo(s).
667 * genautomata.c: Likewise.
668 * gimplify.c: Likewise.
669 * tree-dfa.c: Likewise.
670 * tree-flow-inline.h: Likewise.
671 * tree-into-ssa.c: Likewise.
672 * tree-ssa-alias.c: Likewise.
673 * tree-ssa-ccp.c: Likewise.
674 * tree-ssa-copy.c: Likewise.
675 * tree-ssa-dce.c: Likewise.
676 * tree-ssa-dom.c: Likewise.
677 * tree-ssa-operands.c: Likewise.
678 * tree-tailcall.c: Likewise.
679 * tree-vectorizer.c: Likewise.
680 * tree-vrp.c: Likewise.
681 * tree.c: Likewise.
683 2005-07-28 Jeff Law <law@redhat.com>
685 * tree-vrp.c (test_for_singularity): Extracted from ...
686 (simplify_cond_using_ranges): Attempt to simplify a relational
687 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
689 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
691 PR tree-optimization/22506
692 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
693 phis whose argument is constant.
695 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
697 PR rtl-optimization/18992
698 Back out this patch:
699 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
700 PR optimization/12142
701 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
702 uses of the register in the SET_SRC. Remove unnecessary argument.
704 Replace it with this:
705 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
706 if flag_non_call_exceptions is set and the insn may trap, pass
707 pc_rtx as dest for recursion.
708 In SET_SRC part of SET case, if dest is already set, pass it down
709 unchanged.
711 2005-07-28 Jan Hubicka <jh@suse.cz>
713 * cfg.c (update_bb_profile_for_threading): Use RDIV.
714 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
715 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
716 roundoff errors.
717 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
718 profile when available.
720 2005-07-28 Jan Beulich <jbeulich@novell.com>
722 * config/ia64/ia64.c (ia64_load_pair_ok): New.
723 (ia64_print_operand): Describe and handle 'X'.
724 (ia64_register_move_cost): Also handle FP_REGS.
725 (ia64_preferred_reload_class): Likewise.
726 (ia64_secondary_reload_class): Likewise.
727 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
728 it. Also check for ITANIUM_CLASS_FLDP.
729 * config/ia64/ia64.h (FP_REGNO_P): New.
730 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
731 (reg_class): Add FP_REGS.
732 (REG_CLASS_NAMES): Adjust for it.
733 (REG_CLASS_CONTENTS): Likewise.
734 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
735 (REG_CLASS_FROM_LETTER): Handle 'x'.
736 (CLASS_MAX_NREGS): Handle FP_REGS.
737 (MEMORY_MOVE_COST): Likewise.
738 * config/ia64/ia64.md (itanium_class): Add fldp.
739 (type): Handle fldp.
740 (movti_internal): More allowable operand combinations. Use ldfp8 when
741 splitting unnecessary. Remove predicable attribute. Adjust
742 itanium_class attribute.
743 (smuldi3_highpart): Remove outdated comment.
744 (mulditi3, umulditi3, rotlti3): New expanders.
745 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
746 (absti2): Disabled new insn for future reference.
747 Respective new splitters.
748 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
749 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
750 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
752 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
754 PR rtl-optimization/23047
755 * simplify-rtx.c (simplify_const_relational_operation): Respect
756 flag_wrapv for comparisons with ABS.
758 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
760 PR tree-optimization/22493
761 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
762 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
764 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
766 * config/frv/frv.opt (moptimize-membar): New.
768 * doc/invoke.texi: Document -moptimize-membar and its inverse.
770 * config/frv/frv.h: Remove machine_function definition.
772 * config/frv/frv.c (struct frv_io): New.
773 (struct machine_function): Moved from frv.h. Add has_membar_p.
774 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
775 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
776 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
777 (frv_optimize_membar_global, frv_optimize_membar): New functions.
778 (frv_reorg): Call frv_optimize_membar when appropriate.
779 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
780 (frv_expand_builtin): Adjust calls accordingly.
781 (frv_io_address_cookie): New function.
782 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
783 load or store rather than a special insn. Add ccnstant address and
784 io-type operands to the membar.
785 (frv_ifcvt_modify_tests): Unsign regno.
786 (frv_ifcvt_modify_tests): Same.
788 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
789 UNSPEC_OPTIONAL_MEMBAR constant.
790 (builtin_read_<mode>): Delete.
791 (builtin_write_<mode>): Delete.
792 ("optional_membar_<mode>"): Add operand.
794 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
795 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
796 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
797 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
798 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
799 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
800 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
801 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
802 * testsuite/gcc.target/frv/all-read-write-1.c: New.
804 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
806 * df.c (df_uses_record): Handle SCRATCH.
808 2005-07-28 Steven Bosscher <stevenb@suse.de>
810 PR debug/20161
811 * passes.c (rest_of_decl_compilation): If decl is a type and
812 we have encountered errors, don't emit debug information.
814 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
816 * params.def: Fixed comment.
818 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
820 PR target/19885
821 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
822 (TARGET_ASM_UNALIGNED_HI_OP): Add.
823 (TARGET_ASM_UNALIGNED_SI_OP): Add.
825 2005-07-27 Steven Bosscher <stevenb@suse.de>
827 PR c++/22003
828 * varasm.c (assemble_start_function): Don't do anything that may
829 require a CFG if the current function is a thunk.
831 2005-07-25 Geoffrey Keating <geoffk@apple.com>
833 * doc/install.texi (Prerequisites): Mention that perl is needed
834 to do export control in libstdc++ targetting Darwin.
836 2005-07-27 Steven Bosscher <stevenb@suse.de>
838 PR rtl-optimization/17808
839 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
840 (sched_insns_conditions_mutex_p): Split out from...
841 (add_dependence): ...here. But don't call it from here.
842 (add_dependence_list): Check sched_insns_conditions_mutex_p
843 before calling add_dependence.
844 (add_dependence_list_and_free): Likewise.
845 (fixup_sched_groups): Likewise.
846 (sched_analyze_1): Likewise.
847 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
848 (sched_analyze): Likewise.
849 (sched_analyze_insn): Likewise.
850 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
851 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
852 dependencies on all COND_EXEC insns to jumps ending basic blocks
853 when doing intrablock scheduling.
854 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
856 2005-07-27 Jeff Law <law@redhat.com>
858 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
859 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
860 equivalency sets, correctly handle the case were vr0 has an
861 equivalency set, but vr1 does not.
863 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
865 PR tree-optimization/23073
866 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
867 vect_print_dump_info before fprintf.
869 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
871 PR tree-optimize/22348
872 * tree-ssa-loop-niter.c (number_of_iterations_cond):
873 Fold the partial computation.
875 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
877 PR tree-optimization/22325
878 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
879 Declare.
880 * tree-scalar-evolution.c (scev_const_prop): Add generic final
881 value replacement.
882 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
883 (force_var_cost): ... this function.
884 (compute_phi_arg_on_exit): Export.
886 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
888 PR tree-optimization/20773
889 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
890 edge.
892 2005-07-27 Richard Guenther <rguenther@suse.de>
894 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
895 Avoid pushing again if current struct contains only
896 fields we decomposed.
898 2005-07-27 Jan Hubicka <jh@suse.cz>
900 PR tree-optimization/22574
901 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
902 not available.
904 * tree-tailcall.c (decrease_profile): New function.
905 (eliminate_tail_call): Use it.
907 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
908 visibility flags correctly in whole program mode.
910 2005-07-26 Steve Ellcey <sje@cup.hp.com>
912 PR rtl-optimization/22472
913 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
915 2005-07-26 Steven Bosscher <stevenb@suse.de>
917 PR tree-optimization/22504
918 * tree-complex.c (expand_complex_addition): Use 'code' instead
919 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
921 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
923 * config.gcc (cpu_type): Add frv case.
924 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
925 (supported_defaults): Add fr550 case.
927 2005-07-26 Diego Novillo <dnovillo@redhat.com>
929 PR 22591
930 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
931 whether a pointer of type T * may point to objects of type T *.
933 2005-07-26 DJ Delorie <dj@redhat.com>
935 * configure: Regenerate.
937 2005-07-26 Dale Johannesen <dalej@apple.com>
939 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
941 2005-07-26 Mark Mitchell <mark@codesourcery.com>
943 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
944 Clarify use of "build" in name.
946 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
948 * doc/extend.texi (Raw read/write Functions): New section.
949 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
950 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
951 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
952 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
953 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
954 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
955 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
956 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
957 * config/frv/frv.c: Add bdesc_loads global.
958 Add bdesc_stores global.
959 (frv_init_builtins): Add support for __builtin_{read/write}*.
960 (frv_volatile_memref): New.
961 (frv_expand_load_builtin): New.
962 (frv_expand_store_builtin): New.
963 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
964 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
965 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
966 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
967 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
968 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
969 (builtin_read_<mode>): New.
970 (builtin_write_<mode>): New.
971 (builtin_write64): New.
972 (optional_membar_<mode>): New.
974 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
976 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
977 (rather than units) against HOST_BITS_PER_WIDE_INT.
979 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
981 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
982 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
983 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
984 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
985 FSF address.
987 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
988 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
989 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
990 comment typos.
991 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
993 2005-07-26 Richard Guenther <rguenther@suse.de>
995 PR tree-optimization/22486
996 * fold-const.c (fold_unary): Fold away useless component
997 references of the form (T *)&T.x, if the address
998 doesn't change.
1000 2005-07-25 James E Wilson <wilson@specifixinc.com>
1002 * dwarf2out.c (add_call_src_coords_attributes): New.
1003 (gen_inlined_subroutine_die): Call it.
1004 (maybe_emit_file, init_file_table): Add comments.
1005 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1006 maybe_emit_file.
1007 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1008 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1009 * tree.h (BLOCK_SOURCE_LOCATION): New.
1010 (struct tree_block): New field locus.
1012 2005-07-26 Andreas Schwab <schwab@suse.de>
1014 PR rtl-optimization/23043
1015 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1016 when allocating a struct unoccr.
1018 2005-07-25 Richard Henderson <rth@redhat.com>
1020 PR 22626
1021 * tree-complex.c (gate_no_optimization): True if errors.
1022 * Makefile.in (tree-complex.o): Update dependencies.
1024 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1026 * config/frv/predicates.md (integer_register_operand): Use
1027 GPR_AP_OR_PSEUDO_P.
1029 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1031 PR tree-opt/22484
1032 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1033 after fold.
1034 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1036 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1038 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1039 types when flag_unsafe_math_optimizations is true.
1041 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1043 * gcc.c (option_map): Add --sysroot.
1044 (process_command): Handle --sysroot.
1045 (display_help): Document it.
1046 * doc/cppopts.tex (-isysroot): Document.
1047 * doc/invoke.texi (--sysroot): Document.
1048 * doc/install.texi (--with-build-sysroot): Document.
1050 * Makefile.in (inhibit_libc): New variable.
1051 (INHIBIT_LIBC_CFLAGS): Likewise.
1052 (LIBGCC2_CFLAGS): Include
1053 $(INHIBIT_LIBC_CFLAGS).
1054 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1055 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1056 ($(T)crtend.o): Likewise.
1057 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1058 ($(T)crtendS.o): Likewise.
1059 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1060 ($(T)crtendT.o): Likewise.
1061 (stmp-fixinc): Do not complain about missing headers if
1062 inhibit_libc.
1063 * configure.ac (inhibit_libc): Set it to true/false.
1064 (--with-build-sysroot): New option. Use it to set
1065 SYSTEM_HEADER_DIR.
1066 * configure: Regenerated.
1068 2005-07-25 Manfred Hollstein <mh@suse.com>
1070 * calls.c (store_one_arg): Fix unsigned comparison warning.
1072 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1074 PR other/22337
1075 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1076 (ggc_print_statistics): Initialize variable before use.
1078 2005-07-25 Richard Guenther <rguenther@suse.de>
1080 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1081 calling with a PHI_NODE argument.
1083 * tree-flow-inline.h (overlap_subvar): Protect against
1084 possible overflow.
1086 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1088 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1089 * configure: Regenerate.
1091 2005-07-25 Ira Rosen <irar@il.ibm.com>
1093 * expr.c (highest_pow2_factor): Make extern.
1094 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1095 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1096 record_array_differ_p, array_ptr_differ_p): Likewise.
1097 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1098 additional cases. Call the above functions.
1099 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1100 base_object_differ_p when there are two base objects. Otherwise, compare
1101 base address and offset. Call may_alias_p.
1102 (dump_data_reference): Use a correct field name.
1103 (analyze_array): Make static. Initialize new data-ref fields.
1104 (analyze_indirect_ref): New function.
1105 (init_data_ref): Initialize new data-ref fields.
1106 (strip_conversion): Moved from tree-vect-analyze.c.
1107 (analyze_offset_expr, get_ptr_offset, address_analysis,
1108 object_analysis): Likewise.
1109 (analyze_offset): New function.
1110 (create_data_ref): Likewise.
1111 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1112 dimensions for ARRAY_REFs only.
1113 (build_classic_dist_vector): Make static.
1114 (access_functions_are_affine_or_constant_p): Call macro to get the
1115 address of access functions.
1116 (compute_all_dependences): Add new parameter
1117 compute_self_and_read_read_dependences. Compute self and read-read
1118 dependences if it is true.
1119 (find_data_references_in_loop): Call create_data_ref. Initialize new
1120 data-ref fields.
1121 (compute_data_dependences_for_loop): Add new parameter
1122 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1123 compute nb_loops. Call compute_all_dependences,
1124 build_classic_dist_vector and build_classic_dir_vector with correct
1125 parameters.
1126 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1127 with correct parameters. Compare dimensions for ARRAY_REFs only.
1128 (free_data_refs): Call macro to free access functions.
1129 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1130 fields from stmt_vinfo.
1131 (struct base_object_info): New structure.
1132 (struct data_reference): Move fields to base_object_info. Add fields
1133 first_location and object_info for above structures. Move fields from
1134 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1135 aligned_to. Add macros to access the new fields.
1136 Update functions declarations.
1137 * tree-flow.h (is_aliased_with): Declare.
1138 * tree-loop-linear.c (linear_transform_loops): Call
1139 compute_data_dependences_for_loop with correct parameters.
1140 * tree-ssa-alias.c (is_aliased_with): New function.
1141 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1142 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1143 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1144 vect_base_addr_differ_p, compute_subscript_distance and
1145 build_classic_dist_vector. Add printings. Check absolute value of
1146 distance.
1147 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1148 data-refs.
1149 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1150 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1151 to bytes. Add printing.
1152 (vect_compute_data_refs_alignment): Go through loads and stores in one
1153 loop.
1154 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1155 vect_analyze_data_ref_access): Likewise.
1156 (vect_analyze_pointer_ref_access): Remove.
1157 (vect_address_analysis, vect_object_analysis): Likewise.
1158 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1159 and analyze data-refs in the loop.
1160 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1161 fields of data-ref instead of stmt. Add init to the offset from the
1162 base.
1163 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1164 (vect_update_init_of_dr): Likewise.
1165 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1166 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1167 removed fields.
1168 (new_loop_vec_info): Initialize new fields.
1169 (destroy_loop_vec_info): Free new fields.
1170 (vect_strip_conversion): Remove.
1171 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1172 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1173 datarefs. Add new field ddrs.
1174 Add macros for the new fields access.
1175 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1176 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1177 Remove their macros.
1178 * tree.h (highest_pow2_factor): Declare.
1180 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1182 * calls.c (store_one_arg): Check for sibling call MEM arguments
1183 from already clobbered incoming argument area.
1185 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1187 * c-common.c (check_missing_format_attribute): New.
1188 * c-common.h (check_missing_format_attribute): Likewise.
1189 * c-typeck.c (convert_for_assignment): Use it.
1191 2005-07-24 Andreas Schwab <schwab@suse.de>
1193 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1194 register use a word move. Correct operand of ext.w in 68000 code.
1196 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1198 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1199 variables as declarations, rather than definitions.
1201 2005-07-24 Ira Rosen <irar@il.ibm.com>
1203 PR tree-optimization/22526
1204 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1205 of the zero node.
1207 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1209 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1210 that C99 reserve for future use. Use it to define clog10,
1211 clog10f and clog10l.
1213 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1215 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1216 * configure.ac: Check for -Wmissing-format-attribute.
1218 * configure: Regenerate.
1220 2005-07-23 Richard Henderson <rth@redhat.com>
1222 PR tree-optimization/22623
1223 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1225 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1227 PR target/22577
1228 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1230 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1232 * Makefile.in (C_TREE_H): Update dependencies.
1233 * c-tree.h: Include toplev.h.
1234 * diagnostic.h (diagnostic_set_info): Add format attribute.
1235 * rtl-error.c (diagnostic_for_asm): Likewise.
1237 2005-07-23 Chao-ying Fu <fu@mips.com>
1239 * config/mips/mips-dsp.md: New file.
1240 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1241 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1242 functions.
1243 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1244 MIPS_BUILTIN_BPOSGE32.
1245 (mips_expand_builtin_direct): Add one parameter to indicate that
1246 builtin functions need to return a value.
1247 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1248 functions.
1249 (mips_regno_to_class): Add classes for 12 new DSP registers.
1250 (mips_subword): Change to check four HI registers.
1251 (mips_output_move): Output move to and from 6 new DSP accumulators.
1252 (override_options): Make sure -mdsp and -mips16 are not used together.
1253 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1254 for machine modes.
1255 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1256 when !TARGET_DSP.
1257 (print_operand): Add 'q' for printing DSP accumulators.
1258 (mips_cannot_change_mode_class): Check ACC_REGS.
1259 (mips_secondary_reload_class): Check ACC_REGS.
1260 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1261 (mips_register_move_cost): Check ACC_REGS.
1262 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1263 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1264 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1265 (dsp_bdesc): New array.
1266 (bdesc_arrays): Add DSP builtin function table.
1267 (mips_prepare_builtin_arg): Check predicate again after
1268 copy_to_mode_reg.
1269 (mips_expand_builtin): Add one more parameter to
1270 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1271 MIPS_BUILTIN_BPOSGE32.
1272 (mips_init_builtins): Initialize new function types.
1273 (mips_expand_builtin_direct): Check if builtin functions need to
1274 return a value and pass operands properly.
1275 (mips_expand_builtin_bposge): New function.
1276 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1277 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1278 (FIRST_PSEUDO_REGISTER): Increase to 188.
1279 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1280 Update for 12 new DSP registers.
1281 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1282 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1283 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1284 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1285 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1286 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1287 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1288 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1289 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1290 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1291 (REGISTER_NAMES): Add names for 12 new DSP registers.
1292 * config/mips/mips.md: Include mips-dsp.md.
1293 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1294 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1295 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1296 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1297 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1298 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1299 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1300 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1301 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1302 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1303 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1304 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1305 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1306 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1307 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1308 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1309 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1310 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1311 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1312 (UNSPEC_RDDSP): New constants.
1313 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1314 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1315 A<-d alternative.
1316 * config/mips/mips.opt (-mdsp): New option.
1317 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1318 (reg_imm10_operand): New predicates.
1319 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1320 * doc/invoke.texi (-mdsp): Document new option.
1322 2005-07-22 DJ Delorie <dj@redhat.com>
1324 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1325 to warning calls.
1326 * tree-inline.c (inlinable_function_p): Likewise.
1328 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1330 PR debug/21828
1331 * toplev.c (check_global_declarations): Do not mark undefined
1332 variables as DECL_IGNORED_P.
1333 * varasm.c (first_global_object_name): GTY it.
1334 (weak_global_object_name): Likewise.
1335 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1336 a string to go into {weak,first}_global_object_name.
1338 2005-07-22 DJ Delorie <dj@redhat.com>
1340 * c-format.c (check_function_format): Change warning control
1341 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1343 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1345 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1346 &PTR->FLD a dereference of PTR.
1347 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1348 a potential dereference of PTR.
1350 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1352 PR rtl-optimization/20370
1353 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1354 call allocate_reg_info if necessary.
1356 PR rtl-optimization/21848
1357 * calls.c (emit_library_call_value_1): For const functions, add
1358 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1360 PR rtl-optimization/22445
1361 * cselib.c (target.h): Include.
1362 (rtx_equal_for_cselib_p): Allow commutative matches.
1363 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1364 Remove MODE parameter. Changed all callers.
1366 PR rtl-optimization/22258
1367 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1368 New functions.
1369 (try_combine): Use likely_spilled_retval_p.
1371 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1373 * config.gcc: Add crx-elf support.
1375 * doc/contrib.texi: Mention crx.
1376 * doc/extend.texi: Document crx extensions.
1377 * doc/install.texi: Document crx install.
1378 * doc/invoke.texi: Document crx options.
1379 * doc/md.texi: Document crx constraints.
1381 * config/crx/crx-protos.h: New file.
1382 * config/crx/crx.c: New file.
1383 * config/crx/crx.h: New file.
1384 * config/crx/crx.md: New file.
1385 * config/crx/crx.opt: New file.
1386 * config/crx/t-crx: New file.
1388 2005-07-22 Manfred Hollstein <mh@suse.com>
1390 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1391 warnings.
1392 (int_add_graph_edge): Likewise.
1393 (collapse_nodes): Likewise.
1394 (process_unification_queue): Likewise.
1396 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1397 Laurent GUERBY <laurent@guerby.net>
1399 PR tree-optimization/22336
1400 * function.c (record_block_change): Check for
1401 cfun->ib_boundaries_block.
1403 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1405 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1406 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1408 2005-07-21 DJ Delorie <dj@redhat.com>
1410 * toplev.c (warn_deprecated_use): Add warning control to warning
1411 call.
1412 * c-typeck.c (parser_build_binary_op): Likewise.
1413 (c_finish_if_stmt): Likewise.
1414 * c-common.c (check_function_sentinel): Likewise.
1415 (check_nonnull_arg): Likewise.
1417 2005-07-21 Richard Henderson <rth@redhat.com>
1419 PR tree-opt/22504
1420 * tree-complex.c (complex_ssa_name_components): New.
1421 (cvc_lookup): Allow entry not found.
1422 (create_components): Remove.
1423 (create_one_component_var, get_component_var): New.
1424 (get_component_ssa_name, set_component_ssa_name): New.
1425 (extract_component): Use get_component_ssa_name.
1426 (update_complex_components): Use set_component_ssa_name.
1427 (update_complex_components_on_edge): Likewise.
1428 (update_phi_components): Create new PHI nodes directly, instead
1429 of adding insns to edges.
1430 (tree_lower_complex): Allocate and free complex_variable_components
1431 and complex_ssa_name_components here.
1433 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1435 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1436 revert to returning false.
1438 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1440 PR target/21149
1441 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1443 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1445 PR target/22576
1446 * config/i386/i386.md (cmpxf): Change operand constraints
1447 to "nonmemory_operand".
1449 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1451 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1453 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1455 PR middle-end/21180
1456 * fold-const.c (fold_build1): Add checksum for the operands.
1457 (fold_build2): Likewise.
1458 (fold_build3): Likewise.
1460 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1462 PR middle-end/19055
1463 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1465 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1467 * common.opt (-fforward-propagate): Committed by mistake,
1468 removed.
1470 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1472 * reg-stack.c: Fix comment typo(s).
1473 * tree-ssa-operands.c: Likewise.
1474 * tree-vectorizer: Likewise.
1476 2005-07-21 Nick Clifton <nickc@redhat.com>
1478 * config/sh/symbian.c: Replace C++ style line comments with C
1479 style line comments.
1480 (symbian_add_attribute): Do not use a ? operator on the LHS of
1481 an assignment.
1482 (sh_symbian_handle_dll_attribute): Change the type of the
1483 method vector to "VEC(tree,gc)*" and use vector accessor
1484 macros to walk over the elements.
1485 (symbian_export_vtable_and_rtti_p): Likewise.
1486 (symbian_class_needs_attribute_p): Likewise.
1488 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1490 PR target/22085
1491 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1492 initialize targetm.resolve_overloaded_builtin here.
1493 (altivec_expand_overloaded_builtin): Make it non-static.
1494 * config/rs6000/rs6000-protos.h
1495 (altivec_expand_overloaded_builtin): New prototype.
1496 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1497 targetm.resolve_overloaded_builtin here.
1498 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1500 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1501 Zdenek Dvorak <dvorakz@suse.cz>
1503 PR tree-optimization/19210
1504 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1505 New.
1506 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1507 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1508 rely on unproven assumptions.
1509 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1510 * tree-flow.h (number_of_iterations_exit): Add final parameter.
1511 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1512 to number_of_iterations_exit.
1513 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1514 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1515 * tree-ssa-loop-niter.c (find_loop_niter,
1516 estimate_numbers_of_iterations_loop): Likewise.
1517 (number_of_iterations_exit): Honor the new options.
1518 * doc/invoke.texi (Wunsafe-loop-optimizations,
1519 funsafe-loop-optimizations): Document them.
1521 2005-07-21 Richard Sandiford <richard@codesourcery.com>
1523 PR rtl-optimization/22167
1524 * gcse.c (hoist_code): Fix hoist_exprs[] check.
1526 2005-07-20 Adam Nemet <anemet@lnxw.com>
1528 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1529 __do_global_dtors_aux longcall.
1531 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
1533 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1534 (old_special_pred_table): Don't reference
1535 SPECIAL_MODE_PREDICATES.
1536 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1537 * config/arc/arc.h: Don't mention PREDICATE_CODES.
1538 * config/sh/predicates.h: Don't mention
1539 SPECIAL_MODE_PREDICATES.
1540 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1541 Remove.
1543 2005-07-20 DJ Delorie <dj@redhat.com>
1545 * config.gcc: Add m32c-elf support.
1547 * doc/contrib.texi: Mention m32c.
1548 * doc/extend.texi: Document m32c extensions.
1549 * doc/install.texi: Mention m32c.
1550 * doc/invoke.texi: Document m32c options.
1551 * doc/md.texi: Document m32c constraints.
1553 * config/m32c/addsub.md: New file.
1554 * config/m32c/bitops.md: New file.
1555 * config/m32c/cond.md: New file.
1556 * config/m32c/jump.md: New file.
1557 * config/m32c/m32c-lib1.S: New file.
1558 * config/m32c/m32c-lib2.c: New file.
1559 * config/m32c/m32c-modes.def: New file.
1560 * config/m32c/m32c-pragma.c: New file.
1561 * config/m32c/m32c-protos.h: New file.
1562 * config/m32c/m32c.abi: New file.
1563 * config/m32c/m32c.c: New file.
1564 * config/m32c/m32c.h: New file.
1565 * config/m32c/m32c.md: New file.
1566 * config/m32c/m32c.opt: New file.
1567 * config/m32c/minmax.md: New file.
1568 * config/m32c/mov.md: New file.
1569 * config/m32c/muldiv.md: New file.
1570 * config/m32c/predicates.md: New file.
1571 * config/m32c/prologue.md: New file.
1572 * config/m32c/shift.md: New file.
1573 * config/m32c/t-m32c: New file.
1575 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1577 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1578 (stack_protect_set, stack_protect_test): New expanders.
1579 (stack_protect_set_si, stack_protect_set_si_media,
1580 stack_protect_set_di_media, stack_protect_test_si,
1581 stack_protect_test_si_media, stack_protect_test_di_media):
1582 New insns.
1584 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
1586 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1588 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
1590 * tree.h (tree_expr_nonzero_p): Export.
1591 * fold-const.c (tree_expr_nonzero_p): Likewise.
1592 Return true for CALL_EXPRs that are alloca calls.
1593 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1594 against zero.
1595 * tree-flow.h (expr_computes_nonzero): Remove.
1596 * tree-vrp.c (expr_computes_nonzero): Remove.
1597 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1598 (extract_range_from_unary_expr): Likewise.
1599 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1600 tree_expr_nonzero_p.
1602 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
1604 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1605 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
1606 extra arg "picreg" and use it instead of pic_offset_table_rtx.
1607 All callers changed.
1608 (frame_related_constant_load): New arg "related" which controls
1609 setting of RTX_FRAME_RELATED_P. All callers changed.
1610 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1611 (bfin_expand_prologue): Add stack limit checking.
1612 * config/bfin/bfin.md (trapifcc): New pattern.
1614 * config/bfin/bfin.c: Include "langhooks.h".
1615 (def_builtin): Go through lang_hooks to call builtin_function.
1617 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
1618 * config/bfin/predicates.md (symbol_ref_operand): New.
1619 (call_insn_operand): Delete. All callers changed to use
1620 register_no_elim_operand.
1621 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
1622 call_cookie field.
1623 (function_arg): Use it to generate the call's operand 2.
1624 (bfin_longcall_p): New function.
1625 (bfin_expand_call): Extra arg "cookie". All callers and declaration
1626 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
1627 determine if the address needs to be in a REG.
1628 (bfin_handle_longcall_attribute): New function.
1629 (bfin_attribute_table): Add "longcall" and "shortcall".
1630 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
1631 (CUMULATIVE_ARGS): New member call_cookie.
1632 (PREDICATE_CODES): Add symbol_ref_operand.
1633 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
1634 extra USE to the pattern.
1635 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
1636 New patterns, split off call_insn, sibcall_insn, call_value_insn and
1637 sibcall_value_insn; now the new patterns handle direct calls and the
1638 old ones indirect calls.
1639 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
1641 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1643 * doc/trouble.texi: Update section on handling of empty loops.
1645 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
1647 * config.gcc: Remove support for sparc-*-openbsd*,
1648 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
1649 ns32k-*-netbsd*.
1650 * config.host: Remove support for i860-*-sysv4* as a host.
1651 * config/i860/*, config/ip2k/*, config/ns32k/*,
1652 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
1653 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
1654 mention obsolete ports.
1656 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1658 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
1659 soft frame pointer.
1660 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
1661 of frame_pointer_rtx.
1662 (sh_expand_epilogue): Likewise.
1663 (sh_set_return_address): Likewise.
1664 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
1665 instead of FRAME_POINTER_REGNUM if needed. Add elimination
1666 offsets from FRAME_POINTER_REGNUM.
1667 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
1668 (sh_register_names): Add initializer for sfp.
1669 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
1670 (VALID_REGISTER_P): Likewise.
1671 (FIRST_PSEUDO_REGISTER): Update.
1672 (DWARF_FRAME_REGISTERS): Define.
1673 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
1674 (HARD_FRAME_POINTER_REGNUM): Define.
1675 (FRAME_POINTER_REGNUM): Redefine.
1676 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
1677 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
1678 from FRAME_POINTER_REGNUM.
1679 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
1680 FRAME_POINTER_REGNUM.
1681 (REG_CLASS_CONTENTS): Add sfp.
1682 (REG_ALLOC_ORDER): Likewise.
1683 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
1684 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
1685 of frame_pointer_rtx.
1686 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1688 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
1690 * fold-const.c (tree_expr_nonnegative_p): Only return true for
1691 ABS_EXPR when flag_wrapv is false because of INT_MIN.
1692 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
1693 of an ABS_EXPR.
1694 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
1695 ABS_EXPR<x>.
1697 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
1699 Make CONSTRUCTOR use VEC to store initializers.
1700 * c-common.c (complete_array_type): Update to cope with VEC in
1701 CONSTRUCTOR_ELTS.
1702 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
1703 (pp_c_constructor_elts): New function.
1704 * c-pretty-print.h (pp_c_constructor_elts): Declare.
1705 * c-typeck.c (build_function_call, build_c_cast, digest_init,
1706 struct constructor_stack, struct initializer_stack,
1707 constructor_elements, push_init_level, pop_init_level,
1708 add_pending_init, find_init_member, output_init_element): Update to
1709 cope with VEC in CONSTRUCTOR_ELTS.
1710 * coverage.c (build_fn_info_value, build_ctr_info_value,
1711 build_gcov_info): Likewise.
1712 * expr.c (categorize_ctor_elements_1, store_constructor,
1713 expand_expr_real_1): Likewise.
1714 * fold-const.c (fold_ternary): Likewise.
1715 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
1716 gimplify_init_constructor, gimplify_expr): Likewise.
1717 * tree-dump.c (dequeue_and_dump): Likewise.
1718 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
1719 node.
1720 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
1721 CONSTRUCTOR_ELTS.
1722 * tree-sra.c (generate_element_init_1): Likewise.
1723 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1724 * tree-ssa-operands.c (get_expr_operands): Likewise.
1725 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1726 * tree-vect-transform.c (vect_get_vec_def_for_operand):
1727 (get_initial_def_for_reduction): Likewise.
1728 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
1729 value handle in annotations.
1730 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
1731 tree_node_structure): Add support for constr_kind.
1732 (build_vector_from_ctor, build_constructor_single,
1733 build_constructor_from_list): New functions.
1734 (build_constructor): Update to take a VEC instead of a TREE_LIST.
1735 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
1736 Update to cope with VEC in CONSTRUCTOR_ELTS.
1737 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
1738 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
1739 CONSTRUCTOR_APPEND_ELT): New macros.
1740 (struct constructor_elt, struct tree_constructor): New data types.
1741 (union tree_node): Add tree_constructor field.
1742 * treestruct.def: Define TS_CONSTRUCTOR.
1743 * varasm.c (const_hash_1, compare_constant, copy_constant,
1744 compute_reloc_for_constant, output_addressed_constants,
1745 initializer_constant_valid_p, output_constant,
1746 array_size_for_constructor, output_constructor): Update to cope with
1747 VEC in CONSTRUCTOR_ELTS.
1748 * vec.h (VEC_empty, VEC_copy): New macros.
1750 2005-07-19 Devang Patel <dpatel@apple.com>
1752 * dbxout.c (dbxout_type): Check Objective-C++ lang.
1754 2005-07-19 Richard Henderson <rth@redhat.com>
1756 PR tree-opt/22278
1757 * gimplify.c (gimplify_expr): Use main variant type for the temp
1758 destination for a discarded volatile read.
1759 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
1760 casts between non-void types that change volatility.
1762 2005-07-15 DJ Delorie <dj@redhat.com>
1764 * toplev.h: Add comment about the first parameter for warning().
1765 * errors.h: Likewise.
1767 * c.opt (Wpragmas): New.
1768 * doc/invoke.texi: Document it.
1770 * function.c (do_warn_unused_parameter): Add warning control to
1771 warning call.
1772 * c-decl.c (warn_if_shadowing): Likewise.
1773 * c-lex.c (cb_def_pragma): Likewise.
1774 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1775 (pop_alignment): Likewise.
1776 (handle_pragma_pack): Likewise.
1777 (apply_pragma_weak): Likewise.
1778 (handle_pragma_weak): Likewise.
1779 (handle_pragma_redefine_extname): Likewise.
1780 (add_to_renaming_pragma_list): Likewise.
1781 (handle_pragma_extern_prefix): Likewise.
1782 (maybe_apply_renaming_pragma): Likewise.
1783 (handle_pragma_visibility): Likewise.
1785 * config/c4x/c4x-c.c (BAD): Likewise.
1786 (c4x_parse_pragma): Likewise.
1787 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
1788 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1789 (rs6000_pragma_longcall): Likewise.
1790 * config/v850/v850-c.c (pop_data_area): Likewise.
1791 (ghs_pragma_section): Likewise.
1792 (ghs_pragma_section): Likewise.
1793 (ghs_pragma_interrupt): Likewise.
1794 (ghs_pragma_starttda): Likewise.
1795 (ghs_pragma_startsda): Likewise.
1796 (ghs_pragma_startzda): Likewise.
1797 (ghs_pragma_endtda): Likewise.
1798 (ghs_pragma_endsda): Likewise.
1799 (ghs_pragma_endzda): Likewise.
1801 2005-07-19 Danny Berlin <dberlin@dberlin.org>
1802 Kenneth Zadeck <zadeck@naturalbridge.com>
1804 * Makefile.in: Removed tree-promote-statics.c
1805 * tree-promote-statics.c: Removed.
1806 * common.opt: Removed flag-promote-statics.
1807 * opts.c: Ditto.
1808 * passes.c: Removed tree-promote-statics pass.
1809 * tree-pass.h: Ditto.
1810 * timevar.def: Removed TV_PROMOTE_STATICS.
1813 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
1815 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
1816 and *-*-freebsd9.
1817 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
1819 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1821 PR c/22476
1822 * c-common.c (check_function_arguments): Call
1823 'check_function_format' if either -Wformat or
1824 -Wmissing-format-attribute are specified.
1825 * c-format.c (check_function_format): Check -Wformat before
1826 calling 'check_format_info'.
1827 * c-opts.c (c_common_post_options): Don't warn for
1828 -Wmissing-format-attribute without -Wformat.
1829 * c-typeck.c (convert_for_assignment): Detect additional cases for
1830 -Wmissing-format-attribute.
1831 * doc/invoke.texi (-Wmissing-format-attribute): Document new
1832 behavior.
1834 2005-07-19 Richard Guenther <rguenther@suse.de>
1836 * config/i386/i386.md (lrint<mode>2): Use temporary
1837 instead of clobbering non-existent memory.
1839 2005-07-19 Nick Clifton <nickc@redhat.com>
1841 * config/avr/avr.c (legitimate_address_p): Fix debugging print
1842 statement to avoid displaying ASCII control characters.
1844 2005-07-19 Ben Elliston <bje@au.ibm.com>
1846 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
1847 * cfganal.c (find_edge_index): Ditto.
1848 * combine.c (combine_instructions): Ditto.
1849 * ddg.c (create_scc): Ditto.
1850 (find_successors): Ditto.
1851 (find_predecessors): Ditto.
1852 (find_nodes_on_paths): Ditto.
1853 (longest_simple_path): Ditto.
1854 * flow.c (update_life_info): Ditto.
1855 (count_or_remove_death_notes): Ditto.
1856 (clear_log_links): Ditto.
1857 * modulo-sched.c (generate_reg_moves): Ditto.
1858 (find_max_asap): Ditto.
1859 (find_max_hv_min_mob): Ditto.
1860 (find_max_dv_min_mob): Ditto.
1861 * sbitmap.c (sbitmap_first_set_bit): Ditto.
1862 * sched-rgn.c (extract_edgelst): Ditto.
1863 * tree-into-ssa.c (prepare_names_to_update): Ditto.
1864 (dump_update_ssa): Ditto.
1865 (ssa_names_to_replace) Ditto.
1866 (switch_virtuals_to_full_rewrite): Ditto.
1867 (update_ssa): Ditto.
1868 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1870 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
1872 Fix PR tree-optimization/22483
1874 * tree-complex.c (create_components): Use
1875 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
1876 * tree-flow-inline.h (fill_referenced_var_vec): New function.
1877 * tree-flow.h (safe_referenced_var_iterator): New structure.
1878 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
1879 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
1880 safe_referenced_var iterator.
1881 (add_type_alias): Ditto.
1883 2005-07-19 Steven Bosscher <stevenb@suse.de>
1885 * loop-init.c (rest_of_handle_loop2): Remove.
1886 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
1887 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
1888 (pass_rtl_loop_init, pass_rtl_loop_done,
1889 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
1890 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
1891 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
1892 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
1893 pass_tree_loop_done, and pass_tree_unswitch.
1894 (gate_loop): Rename to gate_tree_loop.
1895 * passes.c (init_optimization_passes): Update for renamed tree
1896 loop passes. Add the new loop2 passes as subpasses of loop2.
1897 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
1898 Update for the renamed tree loop passes.
1900 2005-07-18 Ian Lance Taylor <ian@airs.com>
1902 PR middle-end/22057
1903 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
1904 blocks when optimizing.
1906 2005-07-18 Steve Ellcey <sje@cup.hp.com>
1908 * common.opt (frename-registers): Initialize to 2.
1909 (fweb): Ditto.
1910 (fgcse-after-reload): Ditto.
1911 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
1912 (process_options): Only change flag_web, flag_rename_registers,
1913 and flag_rerun_cse_after_loop if not explicitly set by user.
1915 2005-07-18 Jan Beulich <jbeulich@novell.com>
1917 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
1918 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
1919 in 64-bit mode the same as DImode in 32-bit mode.
1920 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
1921 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
1922 mode. Add new mode parameter.
1923 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
1924 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
1925 x86_64_shift_adj): New expanders.
1926 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
1927 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
1928 insns.
1929 Respective new splitters. Use renamed shift splitter helpers in 32-bit
1930 DImode shift splitters.
1931 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
1932 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
1933 mode parameter.
1935 2005-07-18 Jan Beulich <jbeulich@novell.com>
1937 * i386.md (movdi_extzv_1): New.
1938 (zero_extendhidi2): Combine alternatives and never force use of
1939 REX64 prefix.
1940 (zero_extendqidi2): Likewise. Don't restrict input selection.
1942 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1944 Fix PR tree-optimization/22531
1945 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
1946 moment.
1948 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1950 * tree-promote-statics.c (pass_promote_statics): Change dump file
1951 name.
1953 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1955 * tree-optimize.c (init_tree_optimization_passes): Add
1956 pass_eliminate_useless_stores pass.
1957 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
1958 * tree-ssa-pre.c (is_copy_stmt): New function.
1959 (follow_copies_till_vuse): Ditto.
1960 (do_eustores): Ditto.
1961 (gate_eustores): Ditto.
1963 2005-07-16 Richard Henderson <rth@redhat.com>
1965 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
1967 2005-07-16 Danny Berlin <dberlin@dberlin.org>
1968 Kenneth Zadeck <zadeck@naturalbridge.com>
1970 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
1971 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
1972 ipa-type-escape.h, tree-promote-statics.c
1973 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
1974 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
1975 tree-promote-statics.c: new files.
1976 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
1977 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
1978 int nonlocal_set_p, mark_constant_function): Deleted.
1979 (rest_of_handle_cfg): Removed call to mark_constant_function.
1980 (nonoverlapping_component_refs_p): Added calls to support
1981 type based aliasing.
1982 * tree-ssa-alias.c (may_alias_p,
1983 compute_flow_insensitive_aliasing): Ditto.
1984 * calls.c (flags_from_decl_or_type): Removed reference to
1985 cgraph_rtl_info.
1986 * c-typeck.c (convert_arguments): Make builtins tolerant of having
1987 too many arguments. This is necessary for Spec 2000.
1988 * cgraph.h (const_function, pure_function): Removed.
1989 * common.opt: Added "fipa-pure-const", "fipa-reference",
1990 "fipa-type-escape", and "ftree-promote-static".
1991 * opts.c: Ditto.
1992 * passes.c: Added ipa and tree-promote-statics passes.
1993 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
1994 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
1995 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
1996 * tree-flow.h: Added exposed sra calls and addition of
1997 reference_vars_info field for FUNCTION_DECLS.
1998 * tree-pass.h: Added passes.
1999 * tree-sra.c: (sra_init_cache): New function.
2000 (sra_insert_before, sra_insert_after) Made public.
2001 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2002 and made public.
2003 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2004 aliasing. (may_alias_p): Added code to use type escape analysis to
2005 improve alias sets.
2006 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2007 code to prune clobbers of static variables based on information
2008 produced in ipa-reference pass. Changed call clobbering so that
2009 statics are not marked as clobbered if the call does not clobber
2010 them.
2012 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2014 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2015 too.
2017 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2019 * doc/install.texi (*-*-solaris2*): Document recommended version
2020 of GNU binutils and mention GNU linker problem on Solaris 10.
2022 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2024 PR c/22421
2025 * c-decl.c (c_build_bitfield_integer_type): New function.
2026 (finish_struct): Call it.
2027 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2029 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2031 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2032 before returning.
2034 2005-07-16 Jan Hubicka <jh@suse.cz>
2036 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2037 (scale_bbs_frequencies_int): Watch roundoff errors.
2038 * predict.c (return_prediction): Initialize return_stmt.
2040 2005-07-16 Jan Hubicka <jh@suse.cz>
2042 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2043 after RTL profiling.
2045 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2047 PR middle-end/22398
2048 * fold-const.c (build_range_check): Convert high/low to etype
2049 if we are only comparing against exp.
2051 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2053 Fix PR tree-optimization/22376
2054 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2055 special var here.
2056 (need_to_solve): New function.
2057 (compute_points_to_sets): Use it.
2059 2005-07-15 Jan Hubicka <jh@suse.cz>
2061 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2062 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2064 2005-07-15 Richard Guenther <rguenther@suse.de>
2066 * c-common.c (handle_flatten_attribute): New function.
2067 Add flatten function attribute.
2068 * doc/extend.texi: Document flatten function attribute.
2069 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2070 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2071 New functions.
2072 (cgraph_decide_inlining): Handle functions with flatten
2073 attribute.
2075 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2077 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2078 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2079 UNSPEC_XCHG, UNSPEC_AND): New.
2080 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2081 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2082 * config/rs6000/sync.md (FETCHOP): New code macro.
2083 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2084 New code attrs.
2085 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2086 (sync_compare_and_swap<mode>): Same.
2087 (sync_lock_test_and_set<mode>): Same.
2088 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2089 for QImode and HImode, and not PPC405.
2090 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2091 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2092 (sync_<fetchop>{si,di}_internal): New.
2093 (sync_nand{si,di}_internal): New.
2094 (sync_old_<fetchop>{si,di}_internal): New.
2095 (sync_old_nand{si,di}_internal): New
2096 (sync_new_<fetchop>{si,di}_internal): New.
2097 (sync_new_nand{si,di}_internal): New.
2098 (atomic_and{si,di}): New.
2099 (sync_new_nand{si,di}_internal): New.
2100 (atomic_and{si,di}): New.
2101 (sync_add<mode>_internal): Delete.
2102 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2103 (sync_sub<mode>_internal): Delte.
2104 (sync_subshort_internal): New.
2105 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2106 (sync_anddi_internal): Delete.
2107 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2108 (sync_booldi_internal): Delete.
2109 (sync_boolc<mode>_internal): Delete.
2110 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2111 (sync_boolc<mode>_internal2): Delete.
2112 (sync_boolcc<mode>_internal): Delete.
2113 (isync, lwsync): Use unspec instead of unspec_volatile.
2114 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2115 Revert UNSPEC_VOLATILE.
2116 (rs6000_split_atomic_op): New.
2117 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2119 2005-07-14 Eric Christopher <echristo@redhat.com>
2121 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2122 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2124 2005-07-14 Eric Christopher <echristo@redhat.com>
2126 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2128 2005-07-14 Steven Bosscher <stevenb@suse.de>
2130 PR tree-optimization/22230
2131 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2132 the computation of the four cross productions for "range op range".
2134 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2135 Ulrich Weigand <uweigand@de.ibm.com>
2137 PR target/20126
2138 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2139 in some insn.
2141 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2143 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2145 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2147 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2149 2005-07-14 Richard Guenther <rguenther@suse.de>
2151 PR middle-end/22347
2152 * config/i386/i386-protos.h (ix86_function_value): Change
2153 prototype to match new target hook.
2154 * config/i386/i386.c (ix86_value_regno): Change prototype
2155 to take extra type argument.
2156 (TARGET_FUNCTION_VALUE): Define.
2157 (ix86_function_ok_for_sibcall): Pass extra argument to
2158 ix86_value_regno, check return slot rtx for exact match.
2159 (ix86_function_value): Take extra parameter. Dispatch to
2160 ix86_value_regno with fndecl/fntype as provided.
2161 (ix86_value_regno): Handle extra type argument.
2162 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2164 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2165 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2166 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2167 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2168 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2170 2005-07-14 Richard Guenther <rguenther@suse.de>
2172 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2173 * calls.c (expand_call): Pass fntype to hard_function_value.
2174 (emit_library_call_value_1): Likewise.
2175 * explow.c: Include target.h.
2176 (hard_function_value): Take extra argument, the fntype.
2177 Use new target hook for function_value.
2178 * expr.h (hard_function_value): Change prototype.
2179 * function.c (aggregate_value_p): Pass 0 as fntype to
2180 hard_function_value.
2181 (assign_parms): Use new target hook for function_value.
2182 Pass 0 as fntype to hard_function_value.
2183 (expand_function_end): Likewise.
2184 * reg-stack.c: Include target.h.
2185 (stack_result): Use new target hook for function_value.
2186 * target-def.h: New target hook function_value.
2187 * target.h: Likewise.
2188 * targhooks.c (default_function_value): New function.
2189 * targhooks.h (default_function_value): Declare.
2191 2005-07-13 Ian Lance Taylor <ian@airs.com>
2193 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2195 2005-07-14 Jan Hubicka <jh@suse.cz>
2197 * tree-dfa.c (dump_variable): Use default_def function.
2198 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2199 * tree-ssa.c (verify_use): Likewise.
2200 * tree-ssanames.c (release_ssa_name): Likewise.
2201 * tree-tailcall.c (eliminate_tail_call): Likewise.
2202 (tree_optimize_tail_calls_1): Likewise.
2203 * tree-vrp.c (get_value_range): Likewise.
2205 2005-07-14 Ben Elliston <bje@au.ibm.com>
2207 * gcc.c (main): Compare language[0] with '*' when iterating over
2208 the infiles.
2210 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2212 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2213 "s390_emit_compare". Add handling of CCZ1mode.
2214 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2215 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2216 checking.
2217 (s390_branch_condition_mask): Add CCZ1mode handling.
2218 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2219 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2220 Use CCZ1mode instead of CCZmode.
2221 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2223 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2225 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2226 pattern.
2227 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2229 2005-07-13 Eric Christopher <echristo@redhat.com>
2231 * config/mips/mips.c (mips_canonicalize_comparison): New.
2232 (mips_emit_int_relational): Use.
2234 2005-07-13 Eric Christopher <echristo@redhat.com>
2236 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2237 static extra parts.
2238 * config/s390/s390.md: Include tpf.md. Move tpf specific
2239 patterns...
2240 * config/s390/tpf.md: To here.
2241 * config/s390/s390.opt: Move tpf specific options...
2242 * config/s390/tpf.opt: to here. Add mmain option.
2243 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2244 * config/s390/tpf.h: Rewrite.
2246 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2248 * doc/tm.texi: Remove @xref{Cross-profiling}.
2250 2005-07-13 Jeff Law <law@redhat.com>
2252 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2253 expressions, test their _DECL operands for pointer equality rather
2254 than using operand_equal_p.
2256 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2258 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2259 (TARGET_POSIX_IO): This.
2260 * config/darwin.h: Likewise.
2261 * config/freebsd.h: Likewise.
2262 * config/linux.h: Likewise.
2263 * config/lynx.h: Likewise.
2264 * config/netbsd.h: Likewise.
2265 * config/rs6000/linux64.h: Likewise.
2266 * config/rs6000/linux.h: Likewise.
2267 * config/s390/tpf.h: Likewise.
2268 * config/sh/embed-elf.h: Likewise.
2269 * config/sparc/linux64.h: Likewise.
2270 * config/sparc/linux.h: Likewise.
2271 * config/svr4.h: Likewise.
2272 * gcov-io.h: Likewise.
2274 * doc/tm.texi: Updated.
2276 * libgcov.c (create_file_directory): Defined only if
2277 TARGET_POSIX_IO is defined.
2278 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2279 is defined.
2281 2005-07-13 Jan Hubicka <jh@suse.cz>
2283 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2285 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2287 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2288 structure as argument.
2290 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2292 PR tree-optimization/21921
2293 * tree-iterator.c (tsi_link_before): Support the case when
2294 tsi_end_p (tsi) == true.
2296 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2298 PR tree-optimization/22442
2299 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2300 correctly.
2302 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2304 PR rtl-optimization/20376
2305 * toplev.c (process_options): Enable -fweb and -frename-registers when
2306 unrolling.
2307 * doc/invoke.texi: Update the information about when -fweb and
2308 -frename-registers are enabled.
2310 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2312 PR tree-opt/21840
2313 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2314 if *rhs_p is not a SSA_NAME.
2316 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2318 Fix PR tree-optimization/22422
2319 * tree-ssa-structalias.c (struct variable_info): Add flag for
2320 special vars.
2321 (get_varinfo): Now a static function.
2322 (new_varinfo): init has_union and is_special_var to false.
2323 (solution_set_add): Check has_union.
2324 (do_da_constraint): Move temporary variable so it gets reset
2325 properly.
2326 Also check for special variable.
2327 (do_ds_constraint): Ditto.
2328 (do_sd_constraint): Ditto.
2329 (do_structure_copy): Check for special variable.
2330 (find_func_aliases): Ditto.
2331 (init_base_vars): Set special vars properly.
2333 2005-07-13 Jan Hubicka <jh@suse.cz>
2335 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2336 do unit-at-a-time.
2338 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2339 (get_expr_operands): Fix thinko wrt flags and subvars.
2341 PR tree-optimize/22379
2342 * tree-inline.c (expand_call_inline): Do not output sorry in early
2343 inlining.
2345 2005-07-12 Dale Johannesen <dalej@apple.com>
2347 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2349 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2351 PR bootstrap/21704
2352 * host-linux.h: Include limits.h.
2354 2005-07-12 Dale Johannesen <dalej@apple.com>
2356 * expr.c (compress_float_constant): Add cost check.
2357 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2359 2005-07-12 Dale Johannesen <dalej@apple.com>
2361 * gcc.target/i386/compress-float-sse.c: New.
2362 * gcc.target/i386/compress-float-sse-pic.c: New.
2363 * gcc.target/i386/compress-float-387.c: New.
2364 * gcc.target/i386/compress-float-387-pic.c: New.
2365 * gcc.dg/compress-float-ppc.c: New.
2366 * gcc.dg/compress-float-ppc-pic.c: New.
2368 2005-07-12 Eric Christopher <echristo@redhat.com>
2370 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2371 static extra parts.
2372 * config/s390/s390.md: Include tpf.md. Move tpf specific
2373 patterns...
2374 * config/s390/tpf.md: To here.
2375 * config/s390/s390.opt: Move tpf specific options...
2376 * config/s390/tpf.opt: to here. Add mmain option.
2377 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2378 * config/s390/tpf.h: Rewrite.
2380 2005-07-12 Eric Christopher <echristo@redhat.com>
2382 * gcc.c (struct infile): Update comment for language.
2383 (main): Rewrite input file resetting code.
2385 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2387 PR tree-opt/22335
2388 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2389 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2390 (lookup_avail_expr): Use constant_boolean_node instead
2391 of boolean_false_node/boolean_true_node.
2393 2005-07-12 Ben Elliston <bje@au.ibm.com>
2395 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2396 and use it when printing num_edges.
2398 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2400 * doc/extend.texi (Blackfin Built-in Functions): New section.
2401 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2402 @opindex.
2404 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2406 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2407 s/cmpstrsi/cmpstrnsi
2408 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2409 'cmpstrnsi'.
2410 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2411 (init_optabs): Initialize cmpstrn_optab.
2412 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2413 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2414 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2415 * config/i386/i386.md: s/cmpstr/cmpstrn
2416 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2417 * doc/md.texi: Update documentation.
2419 2005-07-11 Richard Henderson <rth@redhat.com>
2421 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2422 build_va_arg_indirect_ref.
2423 (alpha_gimplify_va_arg): Likewise.
2424 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2425 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2426 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2427 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2428 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2429 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2430 Likewise.
2431 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2433 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2435 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2436 * passes.c (init_optimization_passes): Add pass_empty_loop.
2437 * tree-pass.h (pass_empty_loop): Declare.
2438 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2439 try_remove_empty_loop, remove_empty_loops): New functions.
2440 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2441 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2443 2005-07-12 Peter Barada <peter@the-baradas.com>
2445 PR middle-end/16719
2446 PR middle-end/18421
2447 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2448 in address registers.
2449 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2450 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2451 alternative of addsi3_5200.
2453 2005-07-11 Ian Lance Taylor <ian@airs.com>
2455 * config/mips/mips.md (ffs<mode>2): Remove.
2457 2005-07-11 Ian Lance Taylor <ian@airs.com>
2459 * doc/tree-ssa.texi (Cleanups): Improve description of
2460 TRY_FINALLY_EXPR.
2461 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2463 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2465 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2466 * tree.h (DECL_ARGUMENT_FLD): New macro.
2468 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2470 Fix PR tree-optimization/22404
2472 * tree-ssa-structalias.c (create_variable_info_for): Use
2473 correct offset.
2475 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2477 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2478 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2479 for second comparison operand.
2480 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2482 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2483 (define_insn_reservation "alu"): Likewise.
2484 (csync, ssync): Now of type sync.
2485 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2486 -mcsync-anomaly -mspecld-anomaly.
2487 * config/bfin/bfin.opt (mcsync): Remove.
2488 (mcsync-anomaly, mspecld-anomaly): Add.
2489 * config/bfin/bfin.c: Include "insn-codes.h".
2490 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2491 (TARGET_DEFAULT_TARGET_FLAGS): New.
2492 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2494 2005-07-11 Steven Bosscher <stevenb@suse.de>
2496 * basic-block.h: Give the BB flags enum a name, bb_flags.
2497 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2498 * cfgcleanup.c (enum bb_flags): Remove here.
2499 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2500 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2501 (update_forwarder_flag): Likewise.
2502 (thread_jump): Likewise.
2503 (try_forward_edges): Likewise.
2504 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2505 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2506 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2508 2005-07-11 Richard Guenther <rguenther@suse.de>
2510 * config/i386/i386.opt: New target option -msseregparm.
2511 * config/i386/i386.c (override_options): Error out for
2512 -msseregparm but no SSE support.
2513 (ix86_function_sseregparm): Check for global sseregparm.
2514 * doc/invoke.texi: Document -msseregparm.
2516 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2518 * config.gcc (m32r-*-linux*): Use the default extra_parts.
2519 (m32rle-*-linux*): Ditto.
2521 2005-07-11 Jakub Jelinek <jakub@redhat.com>
2523 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2524 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2525 bytes.
2527 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2529 PR middle-end/22239
2530 PR target/20126
2531 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2532 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2534 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
2536 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2537 (varmap): Heapify varmap.
2538 (constraints): Heapify constraints.
2539 (struct constraint_graph): Heapify succs and preds.
2540 (constraint_vec_find): Update for heapification.
2541 (constraint_set_union): Ditto.
2542 (insert_into_complex): Ditto.
2543 (constraint_edge_vec_find): Ditto.
2544 (erase_graph_self_edge): Ditto.
2545 (add_graph_edge): Ditto.
2546 (get_graph_weights): Ditto.
2547 (merge_graph_nodes): Ditto.
2548 (build_constraint_graph): Ditto.
2549 (topo_visit): Ditto.
2550 (solve_graph): Ditto.
2551 (create_variable_info_for): Ditto.
2552 (init_base_vars): Ditto.
2553 (delete_points_to_sets): Free graph, varmap, and complex constraints.
2554 (condese_varmap_nodes): Free complex vector.
2555 (clear_edges_for_node): Clear succs and preds vector.
2557 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2559 * tree-ssa-structalias.c (update_alias_info): Change counting of
2560 references to not include vdefs.
2562 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2564 * tree-ssa-alias.c (free_used_part_map): Add missing free.
2565 (up_insert): Ditto.
2567 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2569 * pa.c (pa_commutative_p): Make PLUS commutative when
2570 TARGET_NO_SPACE_REGS is true.
2572 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2574 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2575 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2576 * tree-dfa.c (dump_subvars_for): New.
2577 (debug_subvars_for): New.
2578 (dump_variable): Show subvariables if VAR has them.
2579 * tree-flow-inline.h (get_subvar_at): New.
2580 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2581 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2582 Update all users.
2583 (struct subvar): Change fields offset and size to unsigned
2584 HOST_WIDE_INT.
2585 (dump_subvars_for): Declare.
2586 (debug_subvars_for): Declare.
2587 (get_subvar_at): Declare.
2588 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2589 to unsigned HOST_WIDE_INT *.
2590 (overlap_subvar): Likewise.
2591 * tree-gimple.c (is_gimple_reg): Always return false for
2592 SFTs and memory tags.
2593 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2594 Update all callers.
2595 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2596 (compute_may_aliases): Call compute_points_to_sets.
2597 (collect_points_to_info_for): Remove.
2598 (compute_points_to_and_addr_escape): Remove.
2599 (delete_alias_info): Call delete_points_to_sets.
2600 (compute_flow_sensitive_aliasing): If the call to
2601 find_what_p_points_to returns false, call set_pt_anything.
2602 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2603 (set_pt_anything): Clear pi->pt_vars.
2604 (set_pt_malloc): Remove.
2605 (merge_pointed_to_info): Remove.
2606 (add_pointed_to_expr): Remove.
2607 (add_pointed_to_var): Remove.
2608 (collect_points_to_info_r): Remove.
2609 (is_escape_site): Make extern.
2610 (create_sft): New.
2611 (create_overlap_variables_for): Call it.
2612 * tree-ssa-copy.c (merge_alias_info): Never merge
2613 flow-sensitive alias information.
2614 * tree-ssa-operands.c (get_expr_operands): Adjust variables
2615 offset and size to be unsigned HOST_WIDE_INT.
2616 (add_to_addressable_set): Rename from note_addressable.
2617 Set TREE_ADDRESSABLE as the variables are added to the set.
2618 Update all users.
2619 (add_stmt_operand): Do not try to micro-optimize unmodifiable
2620 operands into VUSEs when adding V_MAY_DEFs for members in an
2621 alias set.
2622 * tree-ssa-operands.h (add_to_addressable_set): Declare.
2623 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
2624 (struct variable_info): Add bitfield is_heap_var.
2625 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
2626 (new_var_info): Initialize is_heap_var.
2627 (get_constraint_for): Add HEAP variables to the symbol table.
2628 Mark them with is_heap_var.
2629 (update_alias_info): New. Taken mostly from the old
2630 compute_points_to_and_addr_escape.
2631 (handle_ptr_arith): New.
2632 (find_func_aliases): Call update_alias_info.
2633 Call handle_ptr_info for tcc_binary expressions.
2634 Call mark_stmt_modified.
2635 (create_variable_info_for): If DECL has subvars, do not create
2636 variables for its subvars. Always add all the fields.
2637 (set_uids_in_ptset): If the solution includes ANYOFFSET and
2638 SFTs, then add all the SFTs of the structure.
2639 If VI->DECL is an aggregate with subvariables, add the SFT at
2640 VI->OFFSET.
2641 (find_what_p_points_to): If VI is an artificial variable,
2642 translate to bitfields in SSA_NAME_PTR_INFO.
2643 If the solution is empty, set pi->pt_vars to NULL
2644 (init_base_vars): Create ANYOFFSET.
2645 (compute_points_to_sets): Rename from create_alias_vars.
2646 Make extern.
2647 (pass_build_pta): Remove.
2648 (delete_points_to_sets): Rename from delete_alias_vars.
2649 (pass_del_pta): Remove.
2650 * tree-ssa-structalias.h (struct alias_info): Move from
2651 tree-ssa-alias.h.
2652 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
2653 NUM_REFERENCES_SET): Likewise.
2654 (compute_points_to_sets, delete_points_to_sets): Declare.
2656 2005-07-09 Richard Henderson <rth@redhat.com>
2658 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
2659 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
2660 alpha_split_lock_test_and_set_12): New functions.
2661 * config/alpha/alpha-protos.h: Update.
2662 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
2663 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
2664 * config/alpha/sync.md (I12MODE): New.
2665 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
2666 (sync_<fetchop_name><I48MODE>): Likewise.
2667 (sync_nand<I48MODE>): Likewise.
2668 (sync_old_<fetchop_name><I48MODE>): Likewise.
2669 (sync_new_<fetchop_name><I48MODE>): Likewise.
2670 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2671 (sync_compare_and_swap<I48MODE>): Likewise.
2672 (sync_lock_test_and_set<I48MODE>): Likewise.
2673 (sync_compare_and_swap<I12MODE>): New.
2674 (sync_compare_and_swap<I12MODE>_1): New.
2675 (sync_lock_test_and_set<I12MODE>): New.
2676 (sync_lock_test_and_set<I12MODE>_1): New.
2678 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2680 PR 21356
2681 PR 22332
2682 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
2684 2005-07-09 Jakub Jelinek <jakub@redhat.com>
2686 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
2687 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2689 2005-07-09 Richard SAndiford <richard@codesourcery.com>
2691 PR target/21656
2692 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2694 2005-07-08 David Edelsohn <edelsohn@gnu.org>
2696 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
2697 memory_operand constraint.
2698 (store_conditional_<mode>): Same.
2699 (sync_compare_and_swap<mode>): Same.
2700 (sync_lock_test_and_set<mode>): Same.
2702 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
2704 Rewrite PIC support to more closely model actual instructions.
2705 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
2706 (cris_symbol): Remove prototypes for removed functions.
2707 (cris_pic_symbol_type_of, cris_valid_pic_const)
2708 (cris_expand_pic_call_address): Prototypes for new functions.
2709 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
2710 variable.
2711 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
2712 modifiers.
2713 <case ':'>: Add case for new punctuation character.
2714 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
2715 emitting (extra) PIC modifier.
2716 <case UNSPEC>: Do not assert for PLT.
2717 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
2718 (cris_expand_prologue, cris_expand_epilogue): Check
2719 for pic_offset_table_rtx usage instead of taking
2720 current_function_uses_pic_offset_table as the final word.
2721 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
2722 Remove flag_pic difference.
2723 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
2724 the moral equivalents of...
2725 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
2726 functions.
2727 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
2728 (cris_handle_option): Mark ARG as unused.
2729 (cris_expand_pic_call_address): New worker function for "call",
2730 "call_value".
2731 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
2732 output PIC constructs here.
2733 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
2734 as symbol-specific modifers, not whole or part of operands.
2735 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
2736 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
2737 constants and flag_pic.
2738 (CONSTANT_INDEX_P): Adjust for new functions.
2739 (enum cris_pic_symbol_type): New helper type.
2740 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
2741 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
2742 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
2743 define_constants.
2744 ("movsi"): Emit actual instructions for GOT and relative access.
2745 ("*movsi_got_load"): New pattern to set up the register holding
2746 the GOT pointer.
2747 ("*movsi_internal"): Operand 1 is not a plain general_operand.
2748 Adjust FIXME for 'S'.
2749 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
2750 Use "movs" for -fpic cases.
2751 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
2752 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
2753 ("call", "call_value"): Just call cris_expand_pic_call_address for
2754 PIC addresses.
2755 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
2756 Remove special pattern.
2757 ("*expanded_call_side", "*expanded_call_value_side"): New
2758 patterns.
2759 (gotplt-to-plt, gotplt-to-plt-side-call)
2760 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
2761 peephole2:s.
2762 * config/cris/cris/predicates.md
2763 ("cris_general_operand_or_gotless_symbol"): Remove unused
2764 predicate.
2765 ("cris_general_operand_or_symbol"): Adjust for new functions.
2767 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2769 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2771 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
2773 * Makefile.in (TREE_H): Add treestruct.def.
2774 (c-decl.o): Add pointer-set.h
2775 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2776 visibility on regular DECL's.
2777 (merge_decls): Fix the copying of decl nodes of various types for
2778 the new structures. Don't update RTL, section name, weak status,
2779 etc, on DECL's without RTL.
2780 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2781 Don't check volatile on non-variable types.
2782 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2783 to check whether we have seen arguments.
2784 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2785 flag is checked before field (flag is common, field is not).
2786 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
2787 TS_DECL_COMMON could have an origin.
2788 (add_location_or_const_value_attribute): Don't check section name
2789 on non-var/function decls.
2790 (dwarf2out_var_location): Reverse order of tests.
2791 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
2792 with DECL_WRTL_CHECK.
2793 * expmed.c (make_tree): rtl is now in decl_with_rtl.
2794 * fold-const.c (fold_binary): Don't check weakness on
2795 non-var/function decls.
2796 (tree_expr_nonzero_p): Ditto.
2797 (fold_checksum_tree): Use tree_decl_extra as sizeof
2798 buffer.
2799 * ggc-page.c (extra_order_size_table): Add sizes for
2800 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
2801 tree_field_decl.
2802 * gimplify.c (gimplify_bind_expr): Only set
2803 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
2804 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
2805 without RTL.
2806 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
2807 * langhooks.h (init_ts). New langhook.
2808 * passes.c (rest_of_decl_compilation): Reverse order of tests.
2809 * print-tree.c (print_node): Update to only print fields that
2810 exist in the structures the passed decl has.
2811 * toplev.c (wrapup_global_declarations): Don't reset
2812 DECL_DEFER_OUTPUT on DECL's that don't contain it.
2813 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
2814 * tree-inline.c (remap_decl): Ditto.
2815 * tree-outof-ssa.c (create_temp): Reverse order of tests.
2816 * tree-pretty-print.c (print_declaration): Don't print
2817 DECL_REGISTER on things that don't contain it.
2818 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
2819 non-var/function decls.
2820 * tree.c (tree_contains_struct): New structure.
2821 (init_priority_for_decl): New hashtable.
2822 (tree_int_map): New structure.
2823 (tree_int_map_eq): New function.
2824 (tree_int_map_marked_p): Ditto.
2825 (tree_int_map_hash): Ditto.
2826 (tree_map): Move to tree.h.
2827 (tree_map_eq): Externalize.
2828 (tree_map_hash): Ditto.
2829 (tree_map_marked_p): Ditto.
2830 (init_ttree): Set up tree_contains_struct and call langhook.
2831 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
2832 (tree_code_size): Update for new structures.
2833 (tree_node_structure): Update for new structures.
2834 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
2835 without the field.
2836 (copy_node_stat): Copy init priority.
2837 (build_decl_stat): Ditto for visibility.
2838 (ts_enum_names): New.
2839 (tree_contains_struct_check_failed): New function.
2840 (decl_init_priority_lookup): Ditto.
2841 (decl_init_priority_insert): Ditto.
2842 * treestruct.def: New file.
2843 * tree.h (CODE_CONTAINS_STRUCT): New macro.
2844 (CONTAINS_STRUCT_CHECK): Ditto.
2845 (tree_contains_struct_check_failed): New prototype.
2846 (DECL_CHECK): Removed.
2847 (DECL_MINIMAL_CHECK): New.
2848 (DECL_COMMON_CHECK): Ditto.
2849 (DECL_WRTL_CHECK): Ditto.
2850 (DECL_NON_COMMON_CHECK): Ditto.
2851 (DECL_WITH_VIS_CHECK): Ditto.
2852 (VAR_OR_FUNCTION_DECL_P): Ditto
2853 (struct tree_decl_minimal): New structure.
2854 (struct tree_decl_common): Ditto.
2855 (struct tree_decl_with_rtl): Ditto.
2856 (struct tree_decl_with_vis): Ditto.
2857 (struct tree_decl_non_common): Ditto.
2858 (struct tree_field_decl): Ditto.
2859 (struct tree_parm_decl): Ditto.
2860 (struct tree_var_decl): Ditto.
2861 (struct tree_function_decl): Ditto.
2862 (struct tree_const_decl): Ditto.
2863 (struct tree_result_decl): Ditto.
2864 (union tree_node): Add new structures.
2865 * var-tracking.c (track_expr_p): Reverse order of tests.
2867 * doc/c-tree.texi: Add documentation on DECL node internal structure.
2869 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2871 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
2872 * system.h: Poison FINALIZE_PIC.
2873 * doc/tm.texi (FINALIZE_PIC): Remove.
2875 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2877 PR tree-opt/22329
2878 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
2879 to the correct type if we have a MODIFY_EXPR.
2881 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2883 PR tree-optimization/22360
2884 * tree.c (upper_bound_in_type): Fix calculations for casting
2885 to a non-wider signed type and casting a signed value to a
2886 wider unsigned type.
2887 (lower_bound_in_type): Fix calculations for casting to a
2888 non-wider signed type.
2890 PR tree-optimization/20139
2891 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
2892 release_defs.
2893 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
2894 fold_cond_expr_cond.
2895 * tree-ssanames.c (release_defs): Assert in_ssa_p.
2896 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2898 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2900 PR tree-opt/22356
2901 * tree-complex.c (expand_complex_libcall): Produce
2902 REALPART_EXPR/IMAGPART_EXPR with the correct type.
2904 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2906 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
2907 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
2908 b" assert and inserted fastpath code for this case.
2909 (bitmap_ior): Removed "a != b" assert.
2911 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2913 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
2914 (ENDFILE_SPEC): Likewise.
2915 * config/m32r/m32r.h (ASM_SPEC): Likewise.
2917 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
2918 a large stack frame at epilogue.
2920 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
2922 * final.c: Include sdbout.h when required.
2924 2005-07-07 Geoffrey Keating <geoffk@apple.com>
2926 * config.gcc (*-*-darwin*): Only one target-specific header file
2927 for generic darwin.
2928 (powerpc-*-darwin*): Add version-specific header files.
2929 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
2930 * config.in: Regenerate.
2931 * configure: Regenerate.
2932 * gcc.c: Include xregex.h.
2933 (version_compare_spec_function): New.
2934 (spec_function): Add version-compare.
2935 (replace_outfile_spec_function): Reformat comment.
2936 (compare_version_strings): New.
2937 * config/darwin-c.c (version_as_macro): New.
2938 (builtin_define): New.
2939 (darwin_cpp_builtins): New.
2940 * config/darwin-protos.h (darwin_cpp_builtins): New.
2941 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
2942 (LIB_SPEC): Make unconditional, update comment.
2943 (TARGET_C99_FUNCTIONS): Define.
2944 * config/darwin.opt: Sort.
2945 (mmacosx-version-min=): New.
2946 * config/darwin7.h: Delete.
2947 * config/darwin8.h: Delete.
2948 * config/i386/darwin.h (): Call darwin_cpp_builtins.
2949 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
2950 (TARGET_C99_FUNCTIONS): Define.
2951 * config/rs6000/darwin7.h: New.
2952 * config/rs6000/darwin8.h: New.
2953 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
2954 (-mmacosx-version-min): Document.
2956 2005-07-07 Ian Lance Taylor <ian@airs.com>
2958 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
2960 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
2962 PR middle-end/22239
2963 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
2965 2005-07-07 Khem Raj <kraj@mvista.com>
2967 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
2968 in bytes, not words.
2970 2005-07-07 Paul Brook <paul@codesourcery.com>
2972 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
2973 DEFAULT_FUNCTION_ARG_PADDING to upward.
2975 2005-07-07 Richard Henderson <rth@redhat.com>
2977 * function.c (locate_and_pad_parm): Record parameter alignment in
2978 stack_alignment_needed.
2980 2005-07-07 David Edelsohn <edelsohn@gnu.org>
2982 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
2983 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
2984 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
2985 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
2986 (define_attr "type"): Add isync, sync, load_l, store_c.
2987 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
2988 Create scratch volatile MEM.
2989 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
2990 sync.
2991 (load_locked_<mode>): New.
2992 (store_conditional_<mode>): New.
2993 (sync_compare_and_swap<mode>): Replace with splitter.
2994 (sync_lock_test_and_set<mode>): Replace with splitter.
2995 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
2996 and UNSPECV_ISYNC.
2997 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
2998 is ics. Attribute isync.
2999 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3000 lwsync.
3001 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3002 and UNSPECV_SYNC_OP.
3003 (emit_unlikely_jump): New.
3004 (emit_load_locked): New.
3005 (emit_store_conditional): New.
3006 (rs6000_split_compare_and_swap): New.
3007 (rs6000_split_lock_test_and_set): New.
3008 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3009 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3010 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3011 rs6000_split_lock_test_and_set): Declare.
3012 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3013 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3014 store_c, isync, sync.
3016 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3018 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3019 filenames to gtyp-gen.h.
3020 (s-typ-gen): Use it in place of for loops.
3022 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3024 * hooks.c (hook_bool_rtx_int_false): New function.
3025 * hooks.h (hook_bool_rtx_int_false): Declare.
3026 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3027 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3028 * target.h (struct gcc_target): Add commutative_p member.
3029 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3030 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3031 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3032 (pa_commutative_p): New function.
3033 * jump.c (target.h): Include.
3034 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3035 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3037 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3039 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3040 (s390_expand_setmem): New.
3041 * config/s390/s390.c: Likewise.
3042 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3043 Adapt comments.
3044 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3045 general_operand. Call new function "s390_expand_setmem".
3046 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3047 ("setmem_long", "*setmem_long"): ... this.
3049 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3051 * config/s390/s390.c: (optimization_options): Enable
3052 TARGET_MVCLE at -Os.
3053 * doc/invoke.texi: Document changes in default behaviour.
3054 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3056 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3058 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3059 defined by back-end.
3061 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3063 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3064 all sets in the pattern.
3065 * config/rs6000/rs6000.md (stack_protect_testsi,
3066 stack_protect_testdi): Likewise.
3068 2005-07-06 Jeff Law <law@redhat.com>
3070 * tree-vrp.c (simplify_using_ranges): Kill.
3071 (vrp_finalize): Remove call to simplify_using_ranges.
3072 (simplify_stmt_using_ranges): New function extracted from
3073 simplify_using_ranges.
3074 (simplify_div_or_mod_using_ranges): Likewise.
3075 (simplify_abs_using_ranges): Likewise.
3076 (simplify_cond_using_ranges): New function.
3077 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3078 * tree-ssa-propagate.c (substitute_and_fold): Call
3079 simplify_stmt_using_ranges if we have range information.
3081 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3083 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3084 ia64_flag_schedule_isns2.
3086 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3087 reading/writing general registers.
3088 (ia64_function_arg): Revert 2005-06-18 change.
3090 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3092 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3093 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3095 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3097 * function.c (expand_function_end): Revert part of 2005-06-27
3098 patch. Do sjlj_emit_function_exit_after after return_label.
3100 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3102 * doc/install.texi (--disable-libssp): New.
3104 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3106 * doc/invoke.texi: Update -fforce-mem documentation.
3107 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3108 code for -fforce-mem.
3109 * expmed.c: (store_bit_field,store_fixed_bit_field,
3110 extract_bit_field): Ditto.
3111 * expr.c: (convert_move): Ditto.
3112 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3113 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3114 emit_conditional_add,expand_float,expand_fix): Ditto.
3115 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3116 (common_handle_option): Issue warning when -fforce-mem specified.
3118 2005-07-06 Paul Brook <paul@codesourcery.com>
3120 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3121 argument is empty.
3122 * configure: Regenerate.
3124 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3126 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3128 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3130 Fix PR tree-optimization/22319
3131 Fix PR tree-optimization/22140
3132 Fix PR tree-optimization/22310
3134 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3135 variable sized types.
3136 Use correct type for intermediate structure on *a = *b structure
3137 copies.
3139 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3141 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3142 Remove.
3143 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3144 (machine_function): Move typedef to...
3145 * config/rs6000/rs6000.c (machine_function): ... here. Add
3146 varargs_save_offset field.
3147 (rs6000_stack_t): Remove varargs_size field.
3148 (setup_incoming_varargs): Allocate varargs save area using
3149 assign_stack_local, try to make it as small as possible.
3150 Save offset from virtual_stack_vars_rtx to the save area
3151 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3152 instead of magic 8 when fp word byte size is used.
3153 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3154 instead of -RS6000_VARARGS_SIZE.
3155 (rs6000_stack_info, debug_stack_info,
3156 rs6000_initial_elimination_offset): Remove all traces of
3157 varargs_size.
3158 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3159 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3160 RS6000_VARARGS_AREA.
3162 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3164 PR tree-optimization/21963
3165 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3166 constant_multiple_of in the same way get_computation_cost_at does.
3168 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3170 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3171 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3172 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3173 and return its previous value.
3174 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3175 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3176 constants.
3177 (stack_protect_set, stack_protect_test): New expanders.
3178 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3179 stack_protect_testdi): New insns.
3180 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3181 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3183 2005-07-06 Jeff Law <law@redhat.com>
3185 * tree-ssa-dce.c (cfg_altered): New global.
3186 (tree_dce_init): Initialize cfg_altered.
3187 (remove_dead_stmt): If we remove an edge in the CFG, then set
3188 CFG_ALTERED.
3189 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3190 the dominators.
3192 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3194 * Makefile.in (stamp-collect-ld): Use
3195 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3196 ./collect-ld if it already exists.
3197 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3198 Don't remove ./nm if it already exists.
3200 2005-07-05 Devang Patel <dpatel@apple.com>
3202 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3203 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3204 * tree-vectorizer.c (vect_loop_location): New.
3205 (vect_print_dump_info): Use vect_loop_location.
3206 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3207 (vectorize_loops): Set vect_loop_location.
3208 * tree-vect-analyze.c (vect_analyze_offset_expr,
3209 vect_determin_vectorization_factor, vect_analyze_operations,
3210 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3211 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3212 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3213 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3214 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3215 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3216 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3217 vect_analyze_loop): Adjust vect_print_dump_info API.
3218 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3219 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3220 vect_finish_stmt_generation, vectorizable_assignment,
3221 vectorizable_operation, vectorizable_store, vectorizable_load,
3222 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3223 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3224 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3225 vect_transform_loop): Same.
3226 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3227 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3228 Same.
3230 2005-07-05 Randolph Chung <tausq@debian.org>
3232 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3233 * configure: Regenerate.
3234 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3235 (pa_tls_referenced_p): Declare.
3236 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3237 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3238 (legitimize_tls_address): New.
3239 (hppa_legitimize_address): Handle TLS addresses.
3240 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3241 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3242 (emit_move_sequence): Handle TLS addresses.
3243 (pa_encode_section_info): Call default handler to handle common
3244 sections.
3245 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3246 (CONSTANT_ADDRESS_P): Reject TLS operands.
3247 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3248 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3249 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3250 (UNSPEC_TLSLE): Define new constants.
3251 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3252 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3253 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3254 (tie_symbolic_operand, tle_symbolic_operand): New
3256 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3258 * aclocal.m4: Update macros for autoconf 2.59 style.
3259 * configure.ac: Likewise.
3261 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3263 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3264 (function_arg): Pass small aggregates in general registers on 32-bit
3265 targets.
3266 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3268 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3270 * Makefile.in (final.o): Fix dependencies.
3272 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3274 PR c/22013
3275 PR c/22098
3276 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3277 * langhooks.c (lhd_expr_to_decl): New.
3278 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3279 New.
3280 (LANG_HOOKS_INITIALIZER): Update.
3281 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3282 expr_to_decl langhook.
3283 * c-tree.h (c_expr_to_decl): Declare.
3284 * c-typeck.c (c_expr_to_decl): New.
3285 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3286 specially.
3287 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3289 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3291 PR c/22308
3292 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3293 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3295 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3297 * Makefile.in: Adjust dependencies.
3298 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3299 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3300 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3301 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3302 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3303 rest_of_compilation.
3305 * bb-reorder.c (gate_duplicate_computed_gotos,
3306 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3307 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3308 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3309 pass_partition_blocks): New.
3310 * bt-load.c (gate_handle_branch_target_load_optimize,
3311 rest_of_handle_branch_target_load_optimize,
3312 pass_branch_target_load_optimize): New.
3313 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3314 pass_jump2): New.
3315 * cfglayout.c (pass_insn_locators_initialize): New.
3316 * cfgrtl.c (pass_free_cfg): New.
3317 * combine.c (gate_handle_combine, rest_of_handle_combine,
3318 pass_combine): New.
3319 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3320 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3321 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3322 * except.c (pass_set_nothrow_function_flags,
3323 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3324 pass_rtl_eh): New.
3325 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3326 rest_of_handle_shorten_branches, pass_shorten_branches,
3327 rest_of_clean_state, pass_clean_state): New.
3328 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3329 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3330 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3331 pass_flow2): New.
3332 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3333 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3334 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3335 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3336 pass_gcse): New.
3337 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3338 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3339 pass_rtl_ifcvt, gate_handle_if_after_combine,
3340 rest_of_handle_if_after_combine, pass_if_after_combine,
3341 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3342 pass_if_after_reload): New.
3343 * integrate.c (pass_initial_value_sets): New.
3344 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3345 pass_purge_lineno_notes): New.
3346 * mode-switching.c (rest_of_handle_mode_switching,
3347 pass_mode_switching): New.
3348 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3349 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3350 pass_loop2): New.
3351 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3352 pass_loop_optimize): New.
3353 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3354 pass_sms): New.
3355 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3356 pass_gcse2): New.
3357 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3358 pass_postreload_cse): New.
3359 * profile.c (gate_handle_profiling, pass_profiling,
3360 rest_of_handle_branch_prob, pass_branch_prob): New.
3361 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3362 pass_split_before_regstack, gate_handle_split_before_regstack,
3363 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3364 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3365 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3366 pass_stack_regs): New.
3367 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3368 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3369 pass_stack_adjustments): New.
3370 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3371 pass_regrename): New.
3372 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3373 pass_delay_slots, gate_handle_machine_reorg,
3374 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3375 * rtl.h (extern void purge_line_number_notes): New.
3376 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3377 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3378 pass_sched2): New.
3379 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3380 pass_tracer): New.
3381 * value-prof.c (gate_handle_value_profile_transformations,
3382 rest_of_handle_value_profile_transformations,
3383 pass_value_profile_transformations): New.
3384 * var-tracking.c (gate_handle_var_tracking,
3385 pass_variable_tracking): New.
3386 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3388 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3389 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3390 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3391 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3392 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3393 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3394 rest_of_handle_gcse2, rest_of_handle_regmove,
3395 rest_of_handle_tracer, rest_of_handle_if_conversion,
3396 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3397 rest_of_handle_web, rest_of_handle_branch_prob,
3398 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3399 rest_of_handle_jump_bypass, rest_of_handle_combine,
3400 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3401 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3402 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3403 rest_of_handle_mode_switching, rest_of_handle_jump,
3404 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3405 rest_of_handle_flow2, rest_of_handle_jump2,
3406 rest_of_handle_peephole2, rest_of_handle_postreload,
3407 rest_of_handle_shorten_branches, rest_of_clean_state,
3408 rest_of_compilation): Remove.
3410 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3411 * passes.c (dump_flags, in_gimple_form, all_passes,
3412 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3413 register_dump_files, next_pass_1, last_verified, execute_todo,
3414 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3415 from tree-optimize.c.
3416 (init_optimization_passes): Moved from tree-optimize.c,
3417 adding the RTL optimizations.
3418 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3419 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3420 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3421 register_dump_files, next_pass_1, last_verified, execute_todo,
3422 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3423 init_tree_optimization_passes, ipa_passes): Delete.
3424 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3425 the RTL dumps.
3426 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3427 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3428 from tree.h.
3429 (ipa_passes): Remove.
3430 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3431 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3432 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3433 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3434 (dump_info_p, dump_flag): Moved to tree-dump.h.
3436 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3437 cgraph.c, opts.c.
3438 * passes.c (finish_optimization_passes): Use dump_begin
3439 and dump_end, TDI_end.
3440 (gate_rest_of_compilation): New.
3441 (pass_rest_of_compilation): Use it.
3442 (gate_postreload, pass_postreload): New.
3443 * toplev.c (general_init): Rename init_tree_optimization_passes.
3444 * toplev.h (init_tree_optimization_passes): Rename to
3445 init_optimizations_passes.
3446 * tree-dump.c (dump_flag): Make static.
3447 (dump_files): Remove RTL dumps.
3448 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3449 pass_cleanup_cfg, pass_free_cfg_annotations,
3450 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3451 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3452 * tree-pretty-print.c: Include tree-pass.h.
3453 * cgraph.c: Include tree-dump.h.
3455 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3457 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3458 Only fall back to saying it points to readonly memory if
3459 we can't do better.
3461 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3463 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3464 * config/m32r/m32r.c (m32r_compute_frame_size,
3465 m32r_expand_prologue): Take current_function_profile into
3466 account whenever we reference
3467 current_function_uses_pic_offset_table.
3468 (m32r_finalize_pic): Remove.
3469 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3471 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3473 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3474 instead of $<. Don't remove ./as if it already exists.
3476 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3478 PR target/21723
3479 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3480 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3481 for complex modes when generating code for PA 1.0.
3482 (VALID_FP_MODE_P): New macro.
3483 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3484 sets for all general and floating point modes. Align wide floating
3485 point modes to even register boundaries to comply with architectural
3486 requirements.
3487 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3488 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3489 (VALID_FP_MODE_P): New macro.
3490 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3491 sets for all general and floating point modes. Align wide floating
3492 point modes to even register boundaries to comply with architectural
3493 requirements.
3495 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3497 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3498 to 0.
3500 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3502 * tree-ssa-structalias.c: Don't include expr.h.
3504 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3506 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3507 comments.
3509 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3511 Fix PR tree-optimization/22279
3513 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3514 correct operator.
3516 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
3518 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3520 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3522 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3523 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3524 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3525 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3526 config/stormy16/stormy16.c, config/v850/v850.c,
3527 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3528 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3529 Avoid "." or "\n" at end of diagnostics and capital letters at
3530 start of diagnostics.
3531 * combine.c, cse.c: Don't translate dump file output.
3532 * toplev.c (print_version): Only translate output if going to
3533 stderr.
3535 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3537 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3538 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3539 typos.
3541 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3543 * pa.c (fix_range): Fix typo in comment.
3545 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3547 * tree-vrp.c (extract_range_from_assert): Replace
3548 fold (build (...)) with fold_build2.
3550 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3552 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3553 gcc_gfc_char_table, init_dynamic_gfc_info): New.
3554 (format_types_orig, handle_format_attribute): Add support for
3555 format "gcc_gfc".
3557 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3559 * varasm.c (assemble_variable): Fix format specifier thinko.
3561 2005-07-03 Ira Rosen <irar@il.ibm.com>
3563 PR tree-optimization/22029 (and 22135)
3564 * tree-pretty-print.c (dump_generic_node): Check that the node is not
3565 a phi node before calling dump_vops.
3567 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3569 * tree-dump.h (dump_string_field): Declare.
3570 * tree-dump.c: Use it instead of dump_string.
3571 (dump_string_field): Make non-static.
3573 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3575 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3576 up the minimal CFG stuff always when optimize > 0. Call
3577 split_all_insns_noflow in PIC case if needed.
3579 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3580 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3582 PR c++/18279
3583 * c-decl.c (c_write_global_declarations): Dump contents of
3584 external scope to.
3585 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3586 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3587 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3588 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3589 is enabled.
3591 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3593 * c-common.h (GCC_DIAG_STYLE): Define.
3594 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
3595 version for format checking to 4.1.
3596 * c-format.c: Include toplev.h after c-common.h.
3597 (enum format_type): Add gcc_tdiag_format_type.
3598 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
3599 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
3600 (format_types_orig): Add gcc_tdiag.
3601 (init_dynamic_diag_info): Support gcc_tdiag formats.
3602 (handle_format_attribute): Likewise.
3603 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
3604 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
3605 version for format checking to 4.1.
3606 (warning0, warning, error, pedwarn, sorry): Use
3607 ATTRIBUTE_GCC_DIAG.
3608 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
3609 (finish_aliases_1): Do not use %qE.
3610 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
3611 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
3612 Correct format bugs.
3613 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
3614 parameter to unsigned HOST_WIDE_INT.
3615 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3617 2005-07-02 David Edelsohn <edelsohn@gnu.org>
3619 PR middle-end/21742
3620 * expr.c (write_complex_part): Use adjust_address for MEM.
3621 (read_complex_part): Same.
3623 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
3625 Fix PR tree-optimization/22280
3627 * tree-sra.c (generate_element_init): Remove useless loop.
3629 2005-07-02 Richard Henderson <rth@redhat.com>
3631 * config/alpha/alpha.c (alpha_legitimize_address): Check for
3632 TLS_MODEL_NONE.
3633 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
3635 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
3637 PR middle-end/14490
3638 * fold-const.c (fold_binary): Handle the return value of
3639 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
3640 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
3642 2005-07-02 Jeff Law <law@redhat.com>
3644 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
3645 a eliminate type conversion which feeds an equality comparison
3646 if the original type or either operand in the comparison is a
3647 function pointer.
3649 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
3651 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
3652 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
3653 texts.
3654 * config/avr/avr.c: Do not use '`' as left quote.
3655 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
3656 Remove "." from end of diagnostics. Make diagnostics start with
3657 lowercase letter.
3659 2005-07-02 Zack Weinberg <zack@codesourcery.com>
3660 Joseph S. Myers <joseph@codesourcery.com>
3662 * toplev.c (default_tree_printer): Handle setting location with
3663 '+' flag.
3664 * c-objc.common.c (c_tree_printer): Likewise.
3665 * c-format.c (gcc_diag_flag_specs): Add '+'.
3666 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
3667 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
3668 formats.
3669 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
3670 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
3671 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
3672 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
3673 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
3674 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
3675 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
3676 format arguments where %J is used without %D.
3678 2005-07-02 Jakub Jelinek <jakub@redhat.com>
3680 * gcc.c (LINK_SSP_SPEC): Define.
3681 (link_ssp_spec): New variable.
3682 (LINK_COMMAND_SPEC): Add %(link_ssp).
3683 (static_specs): Add link_ssp_spec.
3684 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
3685 * configure: Rebuilt.
3686 * config.in: Rebuilt.
3688 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3689 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3690 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3691 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3692 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
3693 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
3694 -0x7008(2) instead of reading __stack_chk_guard variable.
3695 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
3696 number.
3697 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
3698 (stack_protect_set, stack_protect_test): Use *_tls* patterns
3699 if TARGET_THREAD_SSP_OFFSET is defined.
3700 (stack_tls_protect_set_si, stack_tls_protect_set_di,
3701 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
3703 Revert:
3704 2005-06-27 Richard Henderson <rth@redhat.com>
3705 * libgcc-std.ver (GCC_4.1.0): New.
3706 * libgcc.h (__stack_chk_guard): Declare.
3707 (__stack_chk_fail, __stack_chk_fail_local): Declare.
3708 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
3709 * mklibgcc.in (lib2funcs): Add them.
3711 2005-07-01 Richard Henderson <rth@redhat.com>
3713 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
3714 void * before struct sigcontext *.
3715 (x86_fallback_frame_state): Likewise.
3717 2005-07-01 James E. Wilson <wilson@specifixinc.com>
3719 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
3721 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3723 PR tree-opt/22269
3724 * tree-ssa-reassoc.c (should_transpose): Fix which operand
3725 we check for SSA_NAME for.
3727 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
3729 Fix PR tree-optimization/22071
3731 * tree-ssa-structalias.c (offset_overlaps_with_access): New
3732 function.
3733 (get_constraint_for_component_ref): Use it.
3735 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3737 PR other/22264
3738 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
3739 print out the last new line.
3741 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
3743 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
3744 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
3745 * config/cris/cris.c (cris_conditional_register_usage): Adjust
3746 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
3747 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
3748 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
3749 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
3750 (enum reg_class): New member CC0_REGS.
3751 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
3752 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
3753 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
3754 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
3755 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3756 Adjust for register now described.
3758 2005-07-01 Jakub Jelinek <jakub@redhat.com>
3760 PR target/22262
3761 * config/i386/i386.md (stack_protect_test_si,
3762 stack_protect_test_di): Add earlyclobber for scratch 3.
3763 * config/rs6000/rs6000.md (stack_protect_testsi,
3764 stack_protect_testdi): Add earlyclobber for scratch 3,
3765 remove earlyclobber from scratch 4.
3767 Older entries for 2005 can be found in ChangeLog-2005.