1 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3 PR rtl-optimization/23233
4 * loop.c (combine_movables): Require the modes to be the same.
5 (move_movables): Remove handling of cases where the replacement
6 had a different mode to the original.
8 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
10 PR tree-optimization/23128
11 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
12 subtraction wrap, and set TREE_OVERFLOW if they do.
14 2005-08-05 Richard Henderson <rth@redhat.com>
17 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
20 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
23 * reload.c (find_reloads_subreg_address): Pass down TYPE
24 unchanged. Change all callers except find_reloads_toplev.
26 2005-08-05 Michael Matz <matz@suse.de>
28 * genattrtab.c (current_alternative_string): Remove.
29 (SIMPLIFY_ALTERNATIVE): Ditto.
30 (attr_alt_bit_p): Ditto.
31 (alternative_name): Make const char *.
32 (evaluate_eq_attr): Remove use of above things.
33 (simplify_test_exp): Ditto.
34 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
35 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
37 2005-08-04 James E Wilson <wilson@specifix.com>
39 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
40 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
41 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
42 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
43 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
45 2005-08-04 Richard Henderson <rth@redhat.com>
48 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
49 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
50 * tree-sra.c (decide_block_copy): Use it. Disable element copy
51 if we'd have to instantiate too many members.
53 2005-08-04 Richard Henderson <rth@redhat.com>
56 * tree-outof-ssa.c (coalesce_asm_operands): New.
57 (coalesce_ssa_name): Use it. Split out ...
58 (coalesce_phi_operands, coalesce_result_decls): ... these.
60 2005-08-04 Paul Brook <paul@codesourcery.com>
62 * read-rtl.c (read_quoted_string): Break if EOF.
64 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
66 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
67 (fold_build2): Likewise.
68 (fold_build3): Likewise.
69 (fold_build1_stat): New function prototype.
70 (fold_build2_stat): Likewise.
71 (fold_build3_stat): Likewise.
72 * fold-const.c (fold_build1): Rename to ..
73 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
74 through to build1_stat.
75 (fold_build2): Rename to ..
76 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
77 through to build2_stat.
78 (fold_build3): Rename to ..
79 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
80 through to build3_stat.
82 2005-08-04 David Edelsohn <edelsohn@gnu.org>
83 Ian Lance Taylor <ian@airs.com>
85 * function.c (assign_stack_local_1): Do not correct stack slot
86 address if allocation size is smaller than mode size.
88 2005-08-04 Diego Novillo <dnovillo@redhat.com>
91 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
92 (tree_merge_blocks): Propagate anything allowed by
94 Clarify documentation.
95 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
96 SSA form, schedule an update if necessary.
98 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
100 * doc/install.texi (Binaries): Remove broken link to
101 Sinix/Reliant Unix binaries.
103 2005-08-03 Richard Henderson <rth@redhat.com>
106 * function.c (stack_protect_epilogue): Export.
107 * tree.h (stack_protect_epilogue): Declare.
108 * calls.c (expand_call): Call it.
110 2005-08-03 Eric Christopher <echristo@apple.com>
112 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
113 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
116 2005-08-04 Jan Hubicka <jh@suse.cz>
118 * profile.c (branch_prob): Split edges with goto locus on them
119 to get proper line counts.
120 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
122 2005-08-03 Paul Brook <paul@codesourcery.com>
124 * function.c (assign_parms): Round current_function_args_size
125 to PARM_BOUNDARY, not STACK_BOUNDARY.
127 2005-08-03 Geoffrey Keating <geoffk@apple.com>
129 * config/i386/i386.c (x86_elf_aligned_common)
130 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
132 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
134 PR tree-optimization/23157
135 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
136 before emitting them.
138 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
140 PR tree-optimization/19899
141 * Makefile.in (tree-scalar-evolution.o): Add real.h.
142 * tree-scalar-evolution.c: Include real.h.
143 (add_to_evolution): Build constant -1 of correct type.
145 2005-08-03 Jan Hubicka <jh@suse.cz>
147 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
148 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
149 profile updating for complette unrolling.
150 * loop-unroll.c (peel_loop_completely): Use it.
151 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
152 (tree_unroll_loops_completely): Disable code growing unrolling of cold
155 2005-08-03 Paul Brook <paul@codesourcery.com>
157 * combine.c (can_change_dest_mode): New function.
158 (try_combine, simplify_set): Use it.
160 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
162 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
165 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
167 * doc/install.texi (Specific): Adjust link to openavr.org.
168 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
169 (Binaries): Adjust HP-UX Porting Center link.
170 (Binaries): Adjust Free Software Foundation ordering link.
172 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
174 * convert.c (convert_to_integer): Use fold_build1 instead of
175 build1 when converting an integer to an integer.
177 2005-08-02 Richard Henderson <rth@redhat.com>
179 * combine.c (combine_instructions): Don't use reg_equal/equiv
180 results if the mode doesn't match.
182 2005-08-02 Mark Mitchell <mark@codesourcery.com>
184 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
185 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
187 2005-08-02 Richard Henderson <rth@redhat.com>
190 * explow.c (memory_address): Remove special-case for
191 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
193 2005-08-02 Diego Novillo <dnovillo@redhat.com>
196 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
197 number of calls to cleanup_tree_cfg_1.
199 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
201 * doc/invoke.texi: document file extensions .F90 and .F95
203 2005-08-02 Richard Guenther <rguenther@suse.de>
205 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
206 positive if its first argument is positive.
208 2005-08-02 Richard Guenther <rguenther@suse.de>
210 PR tree-optimization/23177
211 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
214 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
216 PR tree-optimization/23129
217 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
218 varying for divisions with anti-ranges.
220 2005-08-02 Jan Hubicka <jh@suse.cz>
222 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
223 * tree-ssa-threadupdate.c (thread_block): Add it here.
225 2005-08-01 James E Wilson <wilson@specifix.com>
227 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
228 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
229 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
231 * config/mips/predicates.md (const_call_insn_operand): Add check for
232 SYMBOL_REF_LONG_CALL_P.
233 * doc/extend.texi (long_call): Document the new attribute.
235 2005-08-01 Ian Lance Taylor <ian@airs.com>
236 Richard Henderson <rth@redhat.com>
238 * Makefile.in (RTL_BASE_H): Add real.h.
239 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
241 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
243 * rtl.c (rtl_check_failed_code_mode): New.
244 * rtl.h (struct rtx_def): Add u.rv.
245 (XCMWINT, XCNMPRV): New.
246 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
247 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
249 2005-08-01 Richard Henderson <rth@redhat.com>
251 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
254 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
256 2005-08-01 Jan Hubicka <jh@suse.cz>
258 * i386-protos.h (asm_preferred_eh_data_format): Declare.
259 * i386.c: Include dwarf2.h
260 (asm_preferred_eh_data_format): New.
261 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
263 2005-08-01 Ian Lance Taylor <ian@airs.com>
265 * config/host-linux.c (linux_gt_pch_get_address): Add new name
266 randomize_va_space for virtual address randomization control.
268 2005-08-01 Steven Bosscher <stevenb@suse.de>
270 * common.opt (flag_ipa_cp): Put in right place to maintain
273 2005-08-01 Jan Hubicka <jh@suse.cz>
275 * profile.c (compute_value_histograms): Fix thinko.
276 * value-prof.c: Include toplev.h
277 (check_counter): New function.
278 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
279 tree_mod_subtract_transform): Add sanity check.
281 2005-08-01 Richard Guenther <rguenther@suse.de>
283 PR tree-optimization/23133
284 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
285 current functions parameter decls to find defs to cse
288 2005-08-01 Richard Guenther <rguenther@suse.de>
290 PR tree-optimization/23109
291 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
292 If trapping math is in effect, use post-dominator information
293 to check if we'd in any case reach a trapping point before
294 doing the reciprocal insertion.
295 (execute_cse_reciprocals): Compute post-dominators, if necessary.
296 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
297 expressions are invariant only if trapping math is not in effect.
299 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
301 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
302 cgraph_function_versioning): New declarations.
303 * cgraphunit.c: Add include to ipa-prop.h.
304 (update_call_expr, cgraph_copy_node_for_versioning,
305 cgraph_function_versioning): New functions.
306 * integrate.c (copy_decl_for_inlining): Remove.
307 * ipa-prop.h (ipa_replace_map): New struct.
308 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
309 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
310 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
311 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
312 ipcp_iterate_stage, ipcp_method_scale_print,
313 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
314 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
315 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
316 ipcp_update_bb_counts, ipcp_update_profiling,
317 ipcp_update_edges_counts): New functions.
318 (ipcp_method_cval_init): Remove restriction regarding local methods.
319 (ipcp_init_stage): Add ipcp_method_compute_scale.
320 (ipcp_insert_stage): Add versioning.
321 (ipcp_structures_print): Add ipcp_method_scale_print.
322 (ipcp_driver): Dump profiling info.
323 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
324 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
325 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
326 (struct inline_data): Add versioning_p, ipa_info, new fields.
327 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
328 declare_return_variable): Replace calls to copy_decl_for_inlining with
330 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
332 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
333 Add argument VERSIONING.
334 (copy_arguments_for_versioning, copy_static_chain,
335 function_versionable_p, tree_versionable_function_p,
336 tree_function_versioning, replace_ref_tree): New functions.
337 * tree-inline.h: Include varray.h.
338 (tree_versionable_function_p, tree_function_versioning,
339 tree copy_decl_for_dup): New declarations.
341 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
343 * ipa-cp.c: New file. Contains IPCP specific functionality.
344 * ipa-prop.h: New file. Contains structures/definitions that can be
345 used by several interprocedural data flow optimizations (and also IPCP).
346 * ipa-prop.c: New file.
347 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
348 * common.opt: Add ipa-cp flag.
349 * timevar.def: Add IPCP optimization.
350 * tree-optimize.c (init_tree_optimization_passes): Schedule
352 * tree-pass.h (pass_ipa_cp): Declare.
354 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
356 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
357 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
358 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
359 config/i386/i386.c, config/mips/mips.h,
360 config/rs6000/rs6000.h, config/sh/sh.c,
361 config/stormy16/stormy16.c: Fix comment typos.
363 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
366 * c-typeck.c (build_binary_op): Use common_type wrapper on
368 (common_type): Update comment.
370 2005-07-31 Steven Bosscher <stevenb@suse.de>
373 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
374 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
375 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
377 2005-07-31 Jan Hubicka <jh@suse.cz>
379 * pretty-print.h (pp_widest_integer): New macro.
380 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
383 2005-07-31 Jan Hubicka <jh@suse.cz>
385 * output.h (enum section_category): Export from varasm.c
386 (categorize_decl_for_section): Likewise.
387 * varasm.c (enum section_category): Kill.
388 (categorize_decl_for_section): Make global.
389 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
391 * i386.c (ix86_section_threshold): New static variable.
392 (ix86_in_large_data_p, ix86_encode_section_info,
393 x86_64_elf_unique_section,
394 x86_64_elf_select_section): New functions.
395 (TARGET_ENCODE_SECTION_INFO): Define
396 (override_options): Enable medium model for PIC.
397 (ix86_expand_prologue): Expand gen_set_got_rex64.
398 (legitimate_constant_p): Handle new UNSPECs.
399 (legitimate_pic_address_disp_p): Likewise.
400 (legitimize_pic_address): Lower MEDIUM model addressing.
401 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
402 (enum cmodel): Add MEDIUM_PIC.
403 (SYMBOL_REF_FAR_ADDR_P): New macro.
404 (SYMBOL_FLAG_FAR_ADDR): New flag.
405 * i386.md (movdi): Support medium model.
406 (set_got_rex64): New pattern.
407 * i386.opt (mlarge-data-threshold): New flag.
408 * predicates.md (zext_operand/sext_operand): Deal with medium model.
409 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
410 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
411 TARGET_ASM_UNIQUE_SECTION): New.
413 * invoke.texi (-mlarge_data_threshold): Document
415 2005-07-31 Jan Hubicka <jh@suse.cz>
417 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
418 (coalesce_vars): Likewise.
419 * tree-ssa-live.c (coalesce_cost): New.
420 (build_tree_conflict_graph): Use coalesce_cost.
421 * tree-ssa-live.h (coalesce_cost): Declare.
423 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
425 * arm.md (all peepholes for post-increment operations): Delete.
426 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
427 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
428 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
429 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
430 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
432 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
434 * fold-const.c (tree_expr_nonnegative_p): Always return true for
437 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
440 * doc/invoke.texi: Document -rdynamic.
442 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
445 * c-parser.c (c_parser_parms_list_declarator): Call
446 mark_forward_parm_decls.
447 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
448 decls with visibility structure.
450 2005-07-30 Paul Brook <paul@codesourcery.com>
452 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
454 2005-07-30 Paul Brook <paul@codesourcery.com>
456 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
458 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
460 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
462 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
465 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
466 nested function declarators.
467 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
468 (grokparms): Call warn_if_shadowing for parameters used within the
470 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
471 not used within the parameter list.
472 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
474 2005-07-30 Jan Hubicka <jh@suse.cz>
476 * expr.c (expand_expr_real_1): Do not load mem targets into register.
477 * i386.c (ix86_fixup_binary_operands): Likewise.
478 (ix86_expand_unary_operator): Likewise.
479 (ix86_expand_fp_absneg_operator): Likewise.
480 * optabs.c (expand_vec_cond_expr): Validate dest.
482 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
485 * real.c (real_from_string): Also set last bit if there is a
486 nonzero hex digit beyond GCC's internal precision after ".".
488 2005-07-29 David Edelsohn <edelsohn@gnu.org>
490 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
491 define_constants. Change duplicate values to unassigned numbers.
492 Change UNSPEC_SUBS to UNSPEC_VSUBS.
493 (*altivec_vspltsf): New.
494 (altivec_vperm_v4sf): Delete.
495 (altivec_vperm_<mode>): Use mode macro V.
496 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
497 (altivec_predicate_v4sf): Delete.
498 (altivec_predicate_<mode>): Use mode macro V.
499 (*altivec_lvesfx): New.
500 (*altivec_stvesfx): New.
501 (vec_realign_load_v4sf): Delete.
502 (vec_realign_load_<mode>): Use mode macro V.
503 * config/rs6000/rs6000.c (generate_set_vrsave): Use
506 2005-07-29 Mark Mitchell <mark@codesourcery.com>
509 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
511 * configure: Regenerated.
513 2005-07-29 Paul Brook <paul@codesourcery.com>
515 * doc/install.texi: Add link to GFortran binaries wiki page.
517 2005-07-29 David Ung <davidu@mips.com>
519 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
520 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
521 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
522 * config/mips/mips.md (cpu): Add 5kf name.
523 (includes): Includes 5k.md.
524 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
525 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
528 2005-07-29 Diego Novillo <dnovillo@redhat.com>
531 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
532 (cleanup_tree_cfg): ... here.
533 Call cleanup_tree_cfg_1 until there are no more cleanups to
536 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
538 * tree-vrp.c (compare_range_with_value): Return true or false
539 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
540 EQ_EXPR respectively.
542 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
544 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
547 2005-07-29 Diego Novillo <dnovillo@redhat.com>
549 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
550 (tree_ssa_dominator_optimize): Increment it.
551 (dump_dominator_optimization_stats): Print it.
553 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
554 Steven Bosscher <stevenb@suse.de>
556 PR rtl-optimization/23117
557 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
558 when head == tail. Tidy comment.
560 2005-07-28 Richard Henderson <rth@redhat.com>
562 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
563 * cselib.c (rtx_equal_for_cselib_p): Likewise.
564 * jump.c (rtx_renumbered_equal_p): Likewise.
565 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
566 CONST_INT and CONST_DOUBLE.
567 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
568 * reload.c (operands_match_p): Special case CONST_INT and
569 CONST_DOUBLE; check mode earlier.
571 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
574 * c-typeck.c (convert_for_assignment): Do not check
575 DECL_IN_SYSTEM_HEADER on NULL fundecl.
577 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
580 * c-typeck.c (composite_type): Prefer constant size arrays to
583 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
586 * real.c (real_from_string): Set last bit if there is a nonzero
587 hex digit beyond GCC's internal precision.
589 2005-07-28 Richard Henderson <rth@redhat.com>
592 * cfgcleanup.c (try_forward_edges): Watch out for end of
595 2005-07-28 James E Wilson <wilson@specifixinc.com>
598 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
600 2005-07-28 Jan Hubicka <jh@suse.cz>
602 * Makefile.in (rtl-profile.o): Kill all traces of it.
603 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
604 * coverage.h (rtl_coverage_counter_ref): Kill.
605 * opts.c (flag_speculative_prefetching_set): Kill.
606 (flag_loop_optimize_set): New.
607 (common_handle_option): Disable loop optimizer when profiling;
608 do not handle speculative prefetching.
609 * passes.c (init_optimization_passes): Replace pass_profiling combo
611 * profile.c (compute_value_histograms): Update for simplified value
613 (rtl_register_profile_hooks): Kill.
614 (pass_profiling): Kill.
615 (rest_of_handle_branch_prob): Do not profile.
616 * toplev.c (process_options): Remove speculative prefetching.
617 * toplev.h (flag_tree_based_profiling): Kill.
618 * tree-profile.c (prepare_instrumented_value,
619 tree_gen_interval_profiler, tree_gen_pow2_profiler,
620 tree_gen_one_value_profiler, do_tree_profiling): Update for
621 simplified datastructures.
622 * value-prof.c: Add comment that speculative prefetching was dropped;
623 update rest of file for simplified datastructures.
624 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
625 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
626 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
627 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
628 rtl_mod_subtract, gen_speculative_prefetch,
629 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
630 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
631 (gate_handle_value_profile_transformations,
632 rest_of_handle_value_profile_transformations,
633 pass_value_profile_transformations): Kill.
634 * value-prof.h (histogram_value_t): Remove IL based unions.
635 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
636 rtl_profile_hooks): Remove hooks.
638 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
640 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
641 (cgraph_clone_node): Likewise.
642 * cgraph.h (cgraph_clone_edge): Update prototype.
643 (cgraph_clone_node): Likewise.
644 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
646 (lookup_recursive_calls): Consider profile.
647 (cgraph_decide_recursive_inlining): Fix updating; use new
648 probability argument; use profile.
649 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
650 * tree-inline.c (copy_bb): Update clal of clone_edge.
651 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
653 * invoke.texi (min-inline-recursive-probability): Document.
655 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
657 * doc/install.texi (Configuration): Update Valgrind homepage.
659 2005-07-28 Richard Henderson <rth@redhat.com>
662 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
663 labels we want to delete.
664 (cfg_layout_merge_blocks): Likewise.
666 2005-07-28 Richard Henderson <rth@redhat.com>
669 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
670 when expanding to nothing.
672 2005-07-28 Josh Conner <jconner@apple.com>
674 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
675 (cgraph_decide_inlining_of_small_functions): Likewise.
677 2005-07-28 Josh Conner <jconner@apple.com>
679 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
680 direction of badness if negative.
681 (cgraph_default_inline_p): Add reason to parameters, and assign it
683 (cgraph_decide_inlining_of_small_functions): New parameter in call
684 to cgraph_default_inline_p.
685 (cgraph_decide_inlining_incrementally): Likewise.
686 * cgraphunit.c (decide_is_function_needed): Likewise.
687 * cgraph.h (cgraph_default_inline_p): Likewise.
689 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
691 * builtins.c: Fix comment typo(s).
692 * genautomata.c: Likewise.
693 * gimplify.c: Likewise.
694 * tree-dfa.c: Likewise.
695 * tree-flow-inline.h: Likewise.
696 * tree-into-ssa.c: Likewise.
697 * tree-ssa-alias.c: Likewise.
698 * tree-ssa-ccp.c: Likewise.
699 * tree-ssa-copy.c: Likewise.
700 * tree-ssa-dce.c: Likewise.
701 * tree-ssa-dom.c: Likewise.
702 * tree-ssa-operands.c: Likewise.
703 * tree-tailcall.c: Likewise.
704 * tree-vectorizer.c: Likewise.
705 * tree-vrp.c: Likewise.
708 2005-07-28 Jeff Law <law@redhat.com>
710 * tree-vrp.c (test_for_singularity): Extracted from ...
711 (simplify_cond_using_ranges): Attempt to simplify a relational
712 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
714 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
716 PR tree-optimization/22506
717 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
718 phis whose argument is constant.
720 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
722 PR rtl-optimization/18992
724 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
725 PR optimization/12142
726 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
727 uses of the register in the SET_SRC. Remove unnecessary argument.
729 Replace it with this:
730 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
731 if flag_non_call_exceptions is set and the insn may trap, pass
732 pc_rtx as dest for recursion.
733 In SET_SRC part of SET case, if dest is already set, pass it down
736 2005-07-28 Jan Hubicka <jh@suse.cz>
738 * cfg.c (update_bb_profile_for_threading): Use RDIV.
739 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
740 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
742 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
743 profile when available.
745 2005-07-28 Jan Beulich <jbeulich@novell.com>
747 * config/ia64/ia64.c (ia64_load_pair_ok): New.
748 (ia64_print_operand): Describe and handle 'X'.
749 (ia64_register_move_cost): Also handle FP_REGS.
750 (ia64_preferred_reload_class): Likewise.
751 (ia64_secondary_reload_class): Likewise.
752 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
753 it. Also check for ITANIUM_CLASS_FLDP.
754 * config/ia64/ia64.h (FP_REGNO_P): New.
755 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
756 (reg_class): Add FP_REGS.
757 (REG_CLASS_NAMES): Adjust for it.
758 (REG_CLASS_CONTENTS): Likewise.
759 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
760 (REG_CLASS_FROM_LETTER): Handle 'x'.
761 (CLASS_MAX_NREGS): Handle FP_REGS.
762 (MEMORY_MOVE_COST): Likewise.
763 * config/ia64/ia64.md (itanium_class): Add fldp.
765 (movti_internal): More allowable operand combinations. Use ldfp8 when
766 splitting unnecessary. Remove predicable attribute. Adjust
767 itanium_class attribute.
768 (smuldi3_highpart): Remove outdated comment.
769 (mulditi3, umulditi3, rotlti3): New expanders.
770 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
771 (absti2): Disabled new insn for future reference.
772 Respective new splitters.
773 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
774 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
775 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
777 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
779 PR rtl-optimization/23047
780 * simplify-rtx.c (simplify_const_relational_operation): Respect
781 flag_wrapv for comparisons with ABS.
783 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
785 PR tree-optimization/22493
786 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
787 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
789 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
791 * config/frv/frv.opt (moptimize-membar): New.
793 * doc/invoke.texi: Document -moptimize-membar and its inverse.
795 * config/frv/frv.h: Remove machine_function definition.
797 * config/frv/frv.c (struct frv_io): New.
798 (struct machine_function): Moved from frv.h. Add has_membar_p.
799 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
800 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
801 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
802 (frv_optimize_membar_global, frv_optimize_membar): New functions.
803 (frv_reorg): Call frv_optimize_membar when appropriate.
804 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
805 (frv_expand_builtin): Adjust calls accordingly.
806 (frv_io_address_cookie): New function.
807 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
808 load or store rather than a special insn. Add ccnstant address and
809 io-type operands to the membar.
810 (frv_ifcvt_modify_tests): Unsign regno.
811 (frv_ifcvt_modify_tests): Same.
813 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
814 UNSPEC_OPTIONAL_MEMBAR constant.
815 (builtin_read_<mode>): Delete.
816 (builtin_write_<mode>): Delete.
817 ("optional_membar_<mode>"): Add operand.
819 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
820 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
821 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
822 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
823 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
824 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
825 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
826 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
827 * testsuite/gcc.target/frv/all-read-write-1.c: New.
829 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
831 * df.c (df_uses_record): Handle SCRATCH.
833 2005-07-28 Steven Bosscher <stevenb@suse.de>
836 * passes.c (rest_of_decl_compilation): If decl is a type and
837 we have encountered errors, don't emit debug information.
839 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
841 * params.def: Fixed comment.
843 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
846 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
847 (TARGET_ASM_UNALIGNED_HI_OP): Add.
848 (TARGET_ASM_UNALIGNED_SI_OP): Add.
850 2005-07-27 Steven Bosscher <stevenb@suse.de>
853 * varasm.c (assemble_start_function): Don't do anything that may
854 require a CFG if the current function is a thunk.
856 2005-07-25 Geoffrey Keating <geoffk@apple.com>
858 * doc/install.texi (Prerequisites): Mention that perl is needed
859 to do export control in libstdc++ targetting Darwin.
861 2005-07-27 Steven Bosscher <stevenb@suse.de>
863 PR rtl-optimization/17808
864 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
865 (sched_insns_conditions_mutex_p): Split out from...
866 (add_dependence): ...here. But don't call it from here.
867 (add_dependence_list): Check sched_insns_conditions_mutex_p
868 before calling add_dependence.
869 (add_dependence_list_and_free): Likewise.
870 (fixup_sched_groups): Likewise.
871 (sched_analyze_1): Likewise.
872 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
873 (sched_analyze): Likewise.
874 (sched_analyze_insn): Likewise.
875 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
876 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
877 dependencies on all COND_EXEC insns to jumps ending basic blocks
878 when doing intrablock scheduling.
879 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
881 2005-07-27 Jeff Law <law@redhat.com>
883 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
884 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
885 equivalency sets, correctly handle the case were vr0 has an
886 equivalency set, but vr1 does not.
888 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
890 PR tree-optimization/23073
891 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
892 vect_print_dump_info before fprintf.
894 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
896 PR tree-optimize/22348
897 * tree-ssa-loop-niter.c (number_of_iterations_cond):
898 Fold the partial computation.
900 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
902 PR tree-optimization/22325
903 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
905 * tree-scalar-evolution.c (scev_const_prop): Add generic final
907 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
908 (force_var_cost): ... this function.
909 (compute_phi_arg_on_exit): Export.
911 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
913 PR tree-optimization/20773
914 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
917 2005-07-27 Richard Guenther <rguenther@suse.de>
919 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
920 Avoid pushing again if current struct contains only
921 fields we decomposed.
923 2005-07-27 Jan Hubicka <jh@suse.cz>
925 PR tree-optimization/22574
926 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
929 * tree-tailcall.c (decrease_profile): New function.
930 (eliminate_tail_call): Use it.
932 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
933 visibility flags correctly in whole program mode.
935 2005-07-26 Steve Ellcey <sje@cup.hp.com>
937 PR rtl-optimization/22472
938 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
940 2005-07-26 Steven Bosscher <stevenb@suse.de>
942 PR tree-optimization/22504
943 * tree-complex.c (expand_complex_addition): Use 'code' instead
944 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
946 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
948 * config.gcc (cpu_type): Add frv case.
949 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
950 (supported_defaults): Add fr550 case.
952 2005-07-26 Diego Novillo <dnovillo@redhat.com>
955 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
956 whether a pointer of type T * may point to objects of type T *.
958 2005-07-26 DJ Delorie <dj@redhat.com>
960 * configure: Regenerate.
962 2005-07-26 Dale Johannesen <dalej@apple.com>
964 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
966 2005-07-26 Mark Mitchell <mark@codesourcery.com>
968 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
969 Clarify use of "build" in name.
971 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
973 * doc/extend.texi (Raw read/write Functions): New section.
974 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
975 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
976 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
977 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
978 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
979 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
980 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
981 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
982 * config/frv/frv.c: Add bdesc_loads global.
983 Add bdesc_stores global.
984 (frv_init_builtins): Add support for __builtin_{read/write}*.
985 (frv_volatile_memref): New.
986 (frv_expand_load_builtin): New.
987 (frv_expand_store_builtin): New.
988 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
989 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
990 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
991 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
992 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
993 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
994 (builtin_read_<mode>): New.
995 (builtin_write_<mode>): New.
996 (builtin_write64): New.
997 (optional_membar_<mode>): New.
999 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1001 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1002 (rather than units) against HOST_BITS_PER_WIDE_INT.
1004 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1006 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1007 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1008 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1009 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1012 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1013 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1014 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1016 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1018 2005-07-26 Richard Guenther <rguenther@suse.de>
1020 PR tree-optimization/22486
1021 * fold-const.c (fold_unary): Fold away useless component
1022 references of the form (T *)&T.x, if the address
1025 2005-07-25 James E Wilson <wilson@specifixinc.com>
1027 * dwarf2out.c (add_call_src_coords_attributes): New.
1028 (gen_inlined_subroutine_die): Call it.
1029 (maybe_emit_file, init_file_table): Add comments.
1030 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1032 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1033 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1034 * tree.h (BLOCK_SOURCE_LOCATION): New.
1035 (struct tree_block): New field locus.
1037 2005-07-26 Andreas Schwab <schwab@suse.de>
1039 PR rtl-optimization/23043
1040 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1041 when allocating a struct unoccr.
1043 2005-07-25 Richard Henderson <rth@redhat.com>
1046 * tree-complex.c (gate_no_optimization): True if errors.
1047 * Makefile.in (tree-complex.o): Update dependencies.
1049 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1051 * config/frv/predicates.md (integer_register_operand): Use
1054 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1057 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1059 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1061 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1063 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1064 types when flag_unsafe_math_optimizations is true.
1066 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1068 * gcc.c (option_map): Add --sysroot.
1069 (process_command): Handle --sysroot.
1070 (display_help): Document it.
1071 * doc/cppopts.tex (-isysroot): Document.
1072 * doc/invoke.texi (--sysroot): Document.
1073 * doc/install.texi (--with-build-sysroot): Document.
1075 * Makefile.in (inhibit_libc): New variable.
1076 (INHIBIT_LIBC_CFLAGS): Likewise.
1077 (LIBGCC2_CFLAGS): Include
1078 $(INHIBIT_LIBC_CFLAGS).
1079 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1080 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1081 ($(T)crtend.o): Likewise.
1082 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1083 ($(T)crtendS.o): Likewise.
1084 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1085 ($(T)crtendT.o): Likewise.
1086 (stmp-fixinc): Do not complain about missing headers if
1088 * configure.ac (inhibit_libc): Set it to true/false.
1089 (--with-build-sysroot): New option. Use it to set
1091 * configure: Regenerated.
1093 2005-07-25 Manfred Hollstein <mh@suse.com>
1095 * calls.c (store_one_arg): Fix unsigned comparison warning.
1097 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1100 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1101 (ggc_print_statistics): Initialize variable before use.
1103 2005-07-25 Richard Guenther <rguenther@suse.de>
1105 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1106 calling with a PHI_NODE argument.
1108 * tree-flow-inline.h (overlap_subvar): Protect against
1111 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1113 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1114 * configure: Regenerate.
1116 2005-07-25 Ira Rosen <irar@il.ibm.com>
1118 * expr.c (highest_pow2_factor): Make extern.
1119 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1120 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1121 record_array_differ_p, array_ptr_differ_p): Likewise.
1122 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1123 additional cases. Call the above functions.
1124 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1125 base_object_differ_p when there are two base objects. Otherwise, compare
1126 base address and offset. Call may_alias_p.
1127 (dump_data_reference): Use a correct field name.
1128 (analyze_array): Make static. Initialize new data-ref fields.
1129 (analyze_indirect_ref): New function.
1130 (init_data_ref): Initialize new data-ref fields.
1131 (strip_conversion): Moved from tree-vect-analyze.c.
1132 (analyze_offset_expr, get_ptr_offset, address_analysis,
1133 object_analysis): Likewise.
1134 (analyze_offset): New function.
1135 (create_data_ref): Likewise.
1136 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1137 dimensions for ARRAY_REFs only.
1138 (build_classic_dist_vector): Make static.
1139 (access_functions_are_affine_or_constant_p): Call macro to get the
1140 address of access functions.
1141 (compute_all_dependences): Add new parameter
1142 compute_self_and_read_read_dependences. Compute self and read-read
1143 dependences if it is true.
1144 (find_data_references_in_loop): Call create_data_ref. Initialize new
1146 (compute_data_dependences_for_loop): Add new parameter
1147 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1148 compute nb_loops. Call compute_all_dependences,
1149 build_classic_dist_vector and build_classic_dir_vector with correct
1151 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1152 with correct parameters. Compare dimensions for ARRAY_REFs only.
1153 (free_data_refs): Call macro to free access functions.
1154 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1155 fields from stmt_vinfo.
1156 (struct base_object_info): New structure.
1157 (struct data_reference): Move fields to base_object_info. Add fields
1158 first_location and object_info for above structures. Move fields from
1159 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1160 aligned_to. Add macros to access the new fields.
1161 Update functions declarations.
1162 * tree-flow.h (is_aliased_with): Declare.
1163 * tree-loop-linear.c (linear_transform_loops): Call
1164 compute_data_dependences_for_loop with correct parameters.
1165 * tree-ssa-alias.c (is_aliased_with): New function.
1166 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1167 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1168 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1169 vect_base_addr_differ_p, compute_subscript_distance and
1170 build_classic_dist_vector. Add printings. Check absolute value of
1172 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1174 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1175 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1176 to bytes. Add printing.
1177 (vect_compute_data_refs_alignment): Go through loads and stores in one
1179 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1180 vect_analyze_data_ref_access): Likewise.
1181 (vect_analyze_pointer_ref_access): Remove.
1182 (vect_address_analysis, vect_object_analysis): Likewise.
1183 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1184 and analyze data-refs in the loop.
1185 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1186 fields of data-ref instead of stmt. Add init to the offset from the
1188 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1189 (vect_update_init_of_dr): Likewise.
1190 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1191 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1193 (new_loop_vec_info): Initialize new fields.
1194 (destroy_loop_vec_info): Free new fields.
1195 (vect_strip_conversion): Remove.
1196 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1197 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1198 datarefs. Add new field ddrs.
1199 Add macros for the new fields access.
1200 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1201 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1202 Remove their macros.
1203 * tree.h (highest_pow2_factor): Declare.
1205 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1207 * calls.c (store_one_arg): Check for sibling call MEM arguments
1208 from already clobbered incoming argument area.
1210 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1212 * c-common.c (check_missing_format_attribute): New.
1213 * c-common.h (check_missing_format_attribute): Likewise.
1214 * c-typeck.c (convert_for_assignment): Use it.
1216 2005-07-24 Andreas Schwab <schwab@suse.de>
1218 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1219 register use a word move. Correct operand of ext.w in 68000 code.
1221 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1223 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1224 variables as declarations, rather than definitions.
1226 2005-07-24 Ira Rosen <irar@il.ibm.com>
1228 PR tree-optimization/22526
1229 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1232 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1234 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1235 that C99 reserve for future use. Use it to define clog10,
1236 clog10f and clog10l.
1238 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1240 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1241 * configure.ac: Check for -Wmissing-format-attribute.
1243 * configure: Regenerate.
1245 2005-07-23 Richard Henderson <rth@redhat.com>
1247 PR tree-optimization/22623
1248 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1250 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1253 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1255 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1257 * Makefile.in (C_TREE_H): Update dependencies.
1258 * c-tree.h: Include toplev.h.
1259 * diagnostic.h (diagnostic_set_info): Add format attribute.
1260 * rtl-error.c (diagnostic_for_asm): Likewise.
1262 2005-07-23 Chao-ying Fu <fu@mips.com>
1264 * config/mips/mips-dsp.md: New file.
1265 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1266 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1268 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1269 MIPS_BUILTIN_BPOSGE32.
1270 (mips_expand_builtin_direct): Add one parameter to indicate that
1271 builtin functions need to return a value.
1272 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1274 (mips_regno_to_class): Add classes for 12 new DSP registers.
1275 (mips_subword): Change to check four HI registers.
1276 (mips_output_move): Output move to and from 6 new DSP accumulators.
1277 (override_options): Make sure -mdsp and -mips16 are not used together.
1278 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1280 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1282 (print_operand): Add 'q' for printing DSP accumulators.
1283 (mips_cannot_change_mode_class): Check ACC_REGS.
1284 (mips_secondary_reload_class): Check ACC_REGS.
1285 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1286 (mips_register_move_cost): Check ACC_REGS.
1287 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1288 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1289 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1290 (dsp_bdesc): New array.
1291 (bdesc_arrays): Add DSP builtin function table.
1292 (mips_prepare_builtin_arg): Check predicate again after
1294 (mips_expand_builtin): Add one more parameter to
1295 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1296 MIPS_BUILTIN_BPOSGE32.
1297 (mips_init_builtins): Initialize new function types.
1298 (mips_expand_builtin_direct): Check if builtin functions need to
1299 return a value and pass operands properly.
1300 (mips_expand_builtin_bposge): New function.
1301 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1302 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1303 (FIRST_PSEUDO_REGISTER): Increase to 188.
1304 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1305 Update for 12 new DSP registers.
1306 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1307 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1308 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1309 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1310 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1311 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1312 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1313 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1314 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1315 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1316 (REGISTER_NAMES): Add names for 12 new DSP registers.
1317 * config/mips/mips.md: Include mips-dsp.md.
1318 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1319 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1320 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1321 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1322 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1323 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1324 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1325 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1326 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1327 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1328 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1329 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1330 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1331 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1332 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1333 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1334 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1335 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1336 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1337 (UNSPEC_RDDSP): New constants.
1338 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1339 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1341 * config/mips/mips.opt (-mdsp): New option.
1342 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1343 (reg_imm10_operand): New predicates.
1344 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1345 * doc/invoke.texi (-mdsp): Document new option.
1347 2005-07-22 DJ Delorie <dj@redhat.com>
1349 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1351 * tree-inline.c (inlinable_function_p): Likewise.
1353 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1356 * toplev.c (check_global_declarations): Do not mark undefined
1357 variables as DECL_IGNORED_P.
1358 * varasm.c (first_global_object_name): GTY it.
1359 (weak_global_object_name): Likewise.
1360 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1361 a string to go into {weak,first}_global_object_name.
1363 2005-07-22 DJ Delorie <dj@redhat.com>
1365 * c-format.c (check_function_format): Change warning control
1366 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1368 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1370 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1371 &PTR->FLD a dereference of PTR.
1372 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1373 a potential dereference of PTR.
1375 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1377 PR rtl-optimization/20370
1378 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1379 call allocate_reg_info if necessary.
1381 PR rtl-optimization/21848
1382 * calls.c (emit_library_call_value_1): For const functions, add
1383 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1385 PR rtl-optimization/22445
1386 * cselib.c (target.h): Include.
1387 (rtx_equal_for_cselib_p): Allow commutative matches.
1388 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1389 Remove MODE parameter. Changed all callers.
1391 PR rtl-optimization/22258
1392 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1394 (try_combine): Use likely_spilled_retval_p.
1396 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1398 * config.gcc: Add crx-elf support.
1400 * doc/contrib.texi: Mention crx.
1401 * doc/extend.texi: Document crx extensions.
1402 * doc/install.texi: Document crx install.
1403 * doc/invoke.texi: Document crx options.
1404 * doc/md.texi: Document crx constraints.
1406 * config/crx/crx-protos.h: New file.
1407 * config/crx/crx.c: New file.
1408 * config/crx/crx.h: New file.
1409 * config/crx/crx.md: New file.
1410 * config/crx/crx.opt: New file.
1411 * config/crx/t-crx: New file.
1413 2005-07-22 Manfred Hollstein <mh@suse.com>
1415 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1417 (int_add_graph_edge): Likewise.
1418 (collapse_nodes): Likewise.
1419 (process_unification_queue): Likewise.
1421 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1422 Laurent GUERBY <laurent@guerby.net>
1424 PR tree-optimization/22336
1425 * function.c (record_block_change): Check for
1426 cfun->ib_boundaries_block.
1428 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1430 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1431 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1433 2005-07-21 DJ Delorie <dj@redhat.com>
1435 * toplev.c (warn_deprecated_use): Add warning control to warning
1437 * c-typeck.c (parser_build_binary_op): Likewise.
1438 (c_finish_if_stmt): Likewise.
1439 * c-common.c (check_function_sentinel): Likewise.
1440 (check_nonnull_arg): Likewise.
1442 2005-07-21 Richard Henderson <rth@redhat.com>
1445 * tree-complex.c (complex_ssa_name_components): New.
1446 (cvc_lookup): Allow entry not found.
1447 (create_components): Remove.
1448 (create_one_component_var, get_component_var): New.
1449 (get_component_ssa_name, set_component_ssa_name): New.
1450 (extract_component): Use get_component_ssa_name.
1451 (update_complex_components): Use set_component_ssa_name.
1452 (update_complex_components_on_edge): Likewise.
1453 (update_phi_components): Create new PHI nodes directly, instead
1454 of adding insns to edges.
1455 (tree_lower_complex): Allocate and free complex_variable_components
1456 and complex_ssa_name_components here.
1458 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1460 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1461 revert to returning false.
1463 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1466 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1468 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1471 * config/i386/i386.md (cmpxf): Change operand constraints
1472 to "nonmemory_operand".
1474 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1476 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1478 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1481 * fold-const.c (fold_build1): Add checksum for the operands.
1482 (fold_build2): Likewise.
1483 (fold_build3): Likewise.
1485 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1488 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1490 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1492 * common.opt (-fforward-propagate): Committed by mistake,
1495 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1497 * reg-stack.c: Fix comment typo(s).
1498 * tree-ssa-operands.c: Likewise.
1499 * tree-vectorizer: Likewise.
1501 2005-07-21 Nick Clifton <nickc@redhat.com>
1503 * config/sh/symbian.c: Replace C++ style line comments with C
1504 style line comments.
1505 (symbian_add_attribute): Do not use a ? operator on the LHS of
1507 (sh_symbian_handle_dll_attribute): Change the type of the
1508 method vector to "VEC(tree,gc)*" and use vector accessor
1509 macros to walk over the elements.
1510 (symbian_export_vtable_and_rtti_p): Likewise.
1511 (symbian_class_needs_attribute_p): Likewise.
1513 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1516 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1517 initialize targetm.resolve_overloaded_builtin here.
1518 (altivec_expand_overloaded_builtin): Make it non-static.
1519 * config/rs6000/rs6000-protos.h
1520 (altivec_expand_overloaded_builtin): New prototype.
1521 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1522 targetm.resolve_overloaded_builtin here.
1523 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1525 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1526 Zdenek Dvorak <dvorakz@suse.cz>
1528 PR tree-optimization/19210
1529 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1531 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1532 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1533 rely on unproven assumptions.
1534 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1535 * tree-flow.h (number_of_iterations_exit): Add final parameter.
1536 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1537 to number_of_iterations_exit.
1538 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1539 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1540 * tree-ssa-loop-niter.c (find_loop_niter,
1541 estimate_numbers_of_iterations_loop): Likewise.
1542 (number_of_iterations_exit): Honor the new options.
1543 * doc/invoke.texi (Wunsafe-loop-optimizations,
1544 funsafe-loop-optimizations): Document them.
1546 2005-07-21 Richard Sandiford <richard@codesourcery.com>
1548 PR rtl-optimization/22167
1549 * gcse.c (hoist_code): Fix hoist_exprs[] check.
1551 2005-07-20 Adam Nemet <anemet@lnxw.com>
1553 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1554 __do_global_dtors_aux longcall.
1556 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
1558 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1559 (old_special_pred_table): Don't reference
1560 SPECIAL_MODE_PREDICATES.
1561 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1562 * config/arc/arc.h: Don't mention PREDICATE_CODES.
1563 * config/sh/predicates.h: Don't mention
1564 SPECIAL_MODE_PREDICATES.
1565 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1568 2005-07-20 DJ Delorie <dj@redhat.com>
1570 * config.gcc: Add m32c-elf support.
1572 * doc/contrib.texi: Mention m32c.
1573 * doc/extend.texi: Document m32c extensions.
1574 * doc/install.texi: Mention m32c.
1575 * doc/invoke.texi: Document m32c options.
1576 * doc/md.texi: Document m32c constraints.
1578 * config/m32c/addsub.md: New file.
1579 * config/m32c/bitops.md: New file.
1580 * config/m32c/cond.md: New file.
1581 * config/m32c/jump.md: New file.
1582 * config/m32c/m32c-lib1.S: New file.
1583 * config/m32c/m32c-lib2.c: New file.
1584 * config/m32c/m32c-modes.def: New file.
1585 * config/m32c/m32c-pragma.c: New file.
1586 * config/m32c/m32c-protos.h: New file.
1587 * config/m32c/m32c.abi: New file.
1588 * config/m32c/m32c.c: New file.
1589 * config/m32c/m32c.h: New file.
1590 * config/m32c/m32c.md: New file.
1591 * config/m32c/m32c.opt: New file.
1592 * config/m32c/minmax.md: New file.
1593 * config/m32c/mov.md: New file.
1594 * config/m32c/muldiv.md: New file.
1595 * config/m32c/predicates.md: New file.
1596 * config/m32c/prologue.md: New file.
1597 * config/m32c/shift.md: New file.
1598 * config/m32c/t-m32c: New file.
1600 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1602 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1603 (stack_protect_set, stack_protect_test): New expanders.
1604 (stack_protect_set_si, stack_protect_set_si_media,
1605 stack_protect_set_di_media, stack_protect_test_si,
1606 stack_protect_test_si_media, stack_protect_test_di_media):
1609 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
1611 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1613 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
1615 * tree.h (tree_expr_nonzero_p): Export.
1616 * fold-const.c (tree_expr_nonzero_p): Likewise.
1617 Return true for CALL_EXPRs that are alloca calls.
1618 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1620 * tree-flow.h (expr_computes_nonzero): Remove.
1621 * tree-vrp.c (expr_computes_nonzero): Remove.
1622 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1623 (extract_range_from_unary_expr): Likewise.
1624 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1625 tree_expr_nonzero_p.
1627 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
1629 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1630 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
1631 extra arg "picreg" and use it instead of pic_offset_table_rtx.
1632 All callers changed.
1633 (frame_related_constant_load): New arg "related" which controls
1634 setting of RTX_FRAME_RELATED_P. All callers changed.
1635 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1636 (bfin_expand_prologue): Add stack limit checking.
1637 * config/bfin/bfin.md (trapifcc): New pattern.
1639 * config/bfin/bfin.c: Include "langhooks.h".
1640 (def_builtin): Go through lang_hooks to call builtin_function.
1642 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
1643 * config/bfin/predicates.md (symbol_ref_operand): New.
1644 (call_insn_operand): Delete. All callers changed to use
1645 register_no_elim_operand.
1646 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
1648 (function_arg): Use it to generate the call's operand 2.
1649 (bfin_longcall_p): New function.
1650 (bfin_expand_call): Extra arg "cookie". All callers and declaration
1651 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
1652 determine if the address needs to be in a REG.
1653 (bfin_handle_longcall_attribute): New function.
1654 (bfin_attribute_table): Add "longcall" and "shortcall".
1655 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
1656 (CUMULATIVE_ARGS): New member call_cookie.
1657 (PREDICATE_CODES): Add symbol_ref_operand.
1658 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
1659 extra USE to the pattern.
1660 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
1661 New patterns, split off call_insn, sibcall_insn, call_value_insn and
1662 sibcall_value_insn; now the new patterns handle direct calls and the
1663 old ones indirect calls.
1664 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
1666 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1668 * doc/trouble.texi: Update section on handling of empty loops.
1670 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
1672 * config.gcc: Remove support for sparc-*-openbsd*,
1673 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
1675 * config.host: Remove support for i860-*-sysv4* as a host.
1676 * config/i860/*, config/ip2k/*, config/ns32k/*,
1677 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
1678 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
1679 mention obsolete ports.
1681 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1683 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
1685 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
1686 of frame_pointer_rtx.
1687 (sh_expand_epilogue): Likewise.
1688 (sh_set_return_address): Likewise.
1689 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
1690 instead of FRAME_POINTER_REGNUM if needed. Add elimination
1691 offsets from FRAME_POINTER_REGNUM.
1692 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
1693 (sh_register_names): Add initializer for sfp.
1694 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
1695 (VALID_REGISTER_P): Likewise.
1696 (FIRST_PSEUDO_REGISTER): Update.
1697 (DWARF_FRAME_REGISTERS): Define.
1698 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
1699 (HARD_FRAME_POINTER_REGNUM): Define.
1700 (FRAME_POINTER_REGNUM): Redefine.
1701 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
1702 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
1703 from FRAME_POINTER_REGNUM.
1704 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
1705 FRAME_POINTER_REGNUM.
1706 (REG_CLASS_CONTENTS): Add sfp.
1707 (REG_ALLOC_ORDER): Likewise.
1708 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
1709 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
1710 of frame_pointer_rtx.
1711 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1713 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
1715 * fold-const.c (tree_expr_nonnegative_p): Only return true for
1716 ABS_EXPR when flag_wrapv is false because of INT_MIN.
1717 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
1719 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
1722 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
1724 Make CONSTRUCTOR use VEC to store initializers.
1725 * c-common.c (complete_array_type): Update to cope with VEC in
1727 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
1728 (pp_c_constructor_elts): New function.
1729 * c-pretty-print.h (pp_c_constructor_elts): Declare.
1730 * c-typeck.c (build_function_call, build_c_cast, digest_init,
1731 struct constructor_stack, struct initializer_stack,
1732 constructor_elements, push_init_level, pop_init_level,
1733 add_pending_init, find_init_member, output_init_element): Update to
1734 cope with VEC in CONSTRUCTOR_ELTS.
1735 * coverage.c (build_fn_info_value, build_ctr_info_value,
1736 build_gcov_info): Likewise.
1737 * expr.c (categorize_ctor_elements_1, store_constructor,
1738 expand_expr_real_1): Likewise.
1739 * fold-const.c (fold_ternary): Likewise.
1740 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
1741 gimplify_init_constructor, gimplify_expr): Likewise.
1742 * tree-dump.c (dequeue_and_dump): Likewise.
1743 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
1745 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
1747 * tree-sra.c (generate_element_init_1): Likewise.
1748 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1749 * tree-ssa-operands.c (get_expr_operands): Likewise.
1750 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1751 * tree-vect-transform.c (vect_get_vec_def_for_operand):
1752 (get_initial_def_for_reduction): Likewise.
1753 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
1754 value handle in annotations.
1755 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
1756 tree_node_structure): Add support for constr_kind.
1757 (build_vector_from_ctor, build_constructor_single,
1758 build_constructor_from_list): New functions.
1759 (build_constructor): Update to take a VEC instead of a TREE_LIST.
1760 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
1761 Update to cope with VEC in CONSTRUCTOR_ELTS.
1762 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
1763 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
1764 CONSTRUCTOR_APPEND_ELT): New macros.
1765 (struct constructor_elt, struct tree_constructor): New data types.
1766 (union tree_node): Add tree_constructor field.
1767 * treestruct.def: Define TS_CONSTRUCTOR.
1768 * varasm.c (const_hash_1, compare_constant, copy_constant,
1769 compute_reloc_for_constant, output_addressed_constants,
1770 initializer_constant_valid_p, output_constant,
1771 array_size_for_constructor, output_constructor): Update to cope with
1772 VEC in CONSTRUCTOR_ELTS.
1773 * vec.h (VEC_empty, VEC_copy): New macros.
1775 2005-07-19 Devang Patel <dpatel@apple.com>
1777 * dbxout.c (dbxout_type): Check Objective-C++ lang.
1779 2005-07-19 Richard Henderson <rth@redhat.com>
1782 * gimplify.c (gimplify_expr): Use main variant type for the temp
1783 destination for a discarded volatile read.
1784 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
1785 casts between non-void types that change volatility.
1787 2005-07-15 DJ Delorie <dj@redhat.com>
1789 * toplev.h: Add comment about the first parameter for warning().
1790 * errors.h: Likewise.
1792 * c.opt (Wpragmas): New.
1793 * doc/invoke.texi: Document it.
1795 * function.c (do_warn_unused_parameter): Add warning control to
1797 * c-decl.c (warn_if_shadowing): Likewise.
1798 * c-lex.c (cb_def_pragma): Likewise.
1799 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1800 (pop_alignment): Likewise.
1801 (handle_pragma_pack): Likewise.
1802 (apply_pragma_weak): Likewise.
1803 (handle_pragma_weak): Likewise.
1804 (handle_pragma_redefine_extname): Likewise.
1805 (add_to_renaming_pragma_list): Likewise.
1806 (handle_pragma_extern_prefix): Likewise.
1807 (maybe_apply_renaming_pragma): Likewise.
1808 (handle_pragma_visibility): Likewise.
1810 * config/c4x/c4x-c.c (BAD): Likewise.
1811 (c4x_parse_pragma): Likewise.
1812 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
1813 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1814 (rs6000_pragma_longcall): Likewise.
1815 * config/v850/v850-c.c (pop_data_area): Likewise.
1816 (ghs_pragma_section): Likewise.
1817 (ghs_pragma_section): Likewise.
1818 (ghs_pragma_interrupt): Likewise.
1819 (ghs_pragma_starttda): Likewise.
1820 (ghs_pragma_startsda): Likewise.
1821 (ghs_pragma_startzda): Likewise.
1822 (ghs_pragma_endtda): Likewise.
1823 (ghs_pragma_endsda): Likewise.
1824 (ghs_pragma_endzda): Likewise.
1826 2005-07-19 Danny Berlin <dberlin@dberlin.org>
1827 Kenneth Zadeck <zadeck@naturalbridge.com>
1829 * Makefile.in: Removed tree-promote-statics.c
1830 * tree-promote-statics.c: Removed.
1831 * common.opt: Removed flag-promote-statics.
1833 * passes.c: Removed tree-promote-statics pass.
1834 * tree-pass.h: Ditto.
1835 * timevar.def: Removed TV_PROMOTE_STATICS.
1838 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
1840 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
1842 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
1844 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1847 * c-common.c (check_function_arguments): Call
1848 'check_function_format' if either -Wformat or
1849 -Wmissing-format-attribute are specified.
1850 * c-format.c (check_function_format): Check -Wformat before
1851 calling 'check_format_info'.
1852 * c-opts.c (c_common_post_options): Don't warn for
1853 -Wmissing-format-attribute without -Wformat.
1854 * c-typeck.c (convert_for_assignment): Detect additional cases for
1855 -Wmissing-format-attribute.
1856 * doc/invoke.texi (-Wmissing-format-attribute): Document new
1859 2005-07-19 Richard Guenther <rguenther@suse.de>
1861 * config/i386/i386.md (lrint<mode>2): Use temporary
1862 instead of clobbering non-existent memory.
1864 2005-07-19 Nick Clifton <nickc@redhat.com>
1866 * config/avr/avr.c (legitimate_address_p): Fix debugging print
1867 statement to avoid displaying ASCII control characters.
1869 2005-07-19 Ben Elliston <bje@au.ibm.com>
1871 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
1872 * cfganal.c (find_edge_index): Ditto.
1873 * combine.c (combine_instructions): Ditto.
1874 * ddg.c (create_scc): Ditto.
1875 (find_successors): Ditto.
1876 (find_predecessors): Ditto.
1877 (find_nodes_on_paths): Ditto.
1878 (longest_simple_path): Ditto.
1879 * flow.c (update_life_info): Ditto.
1880 (count_or_remove_death_notes): Ditto.
1881 (clear_log_links): Ditto.
1882 * modulo-sched.c (generate_reg_moves): Ditto.
1883 (find_max_asap): Ditto.
1884 (find_max_hv_min_mob): Ditto.
1885 (find_max_dv_min_mob): Ditto.
1886 * sbitmap.c (sbitmap_first_set_bit): Ditto.
1887 * sched-rgn.c (extract_edgelst): Ditto.
1888 * tree-into-ssa.c (prepare_names_to_update): Ditto.
1889 (dump_update_ssa): Ditto.
1890 (ssa_names_to_replace) Ditto.
1891 (switch_virtuals_to_full_rewrite): Ditto.
1892 (update_ssa): Ditto.
1893 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1895 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
1897 Fix PR tree-optimization/22483
1899 * tree-complex.c (create_components): Use
1900 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
1901 * tree-flow-inline.h (fill_referenced_var_vec): New function.
1902 * tree-flow.h (safe_referenced_var_iterator): New structure.
1903 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
1904 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
1905 safe_referenced_var iterator.
1906 (add_type_alias): Ditto.
1908 2005-07-19 Steven Bosscher <stevenb@suse.de>
1910 * loop-init.c (rest_of_handle_loop2): Remove.
1911 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
1912 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
1913 (pass_rtl_loop_init, pass_rtl_loop_done,
1914 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
1915 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
1916 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
1917 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
1918 pass_tree_loop_done, and pass_tree_unswitch.
1919 (gate_loop): Rename to gate_tree_loop.
1920 * passes.c (init_optimization_passes): Update for renamed tree
1921 loop passes. Add the new loop2 passes as subpasses of loop2.
1922 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
1923 Update for the renamed tree loop passes.
1925 2005-07-18 Ian Lance Taylor <ian@airs.com>
1928 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
1929 blocks when optimizing.
1931 2005-07-18 Steve Ellcey <sje@cup.hp.com>
1933 * common.opt (frename-registers): Initialize to 2.
1935 (fgcse-after-reload): Ditto.
1936 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
1937 (process_options): Only change flag_web, flag_rename_registers,
1938 and flag_rerun_cse_after_loop if not explicitly set by user.
1940 2005-07-18 Jan Beulich <jbeulich@novell.com>
1942 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
1943 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
1944 in 64-bit mode the same as DImode in 32-bit mode.
1945 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
1946 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
1947 mode. Add new mode parameter.
1948 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
1949 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
1950 x86_64_shift_adj): New expanders.
1951 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
1952 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
1954 Respective new splitters. Use renamed shift splitter helpers in 32-bit
1955 DImode shift splitters.
1956 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
1957 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
1960 2005-07-18 Jan Beulich <jbeulich@novell.com>
1962 * i386.md (movdi_extzv_1): New.
1963 (zero_extendhidi2): Combine alternatives and never force use of
1965 (zero_extendqidi2): Likewise. Don't restrict input selection.
1967 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1969 Fix PR tree-optimization/22531
1970 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
1973 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1975 * tree-promote-statics.c (pass_promote_statics): Change dump file
1978 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1980 * tree-optimize.c (init_tree_optimization_passes): Add
1981 pass_eliminate_useless_stores pass.
1982 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
1983 * tree-ssa-pre.c (is_copy_stmt): New function.
1984 (follow_copies_till_vuse): Ditto.
1985 (do_eustores): Ditto.
1986 (gate_eustores): Ditto.
1988 2005-07-16 Richard Henderson <rth@redhat.com>
1990 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
1992 2005-07-16 Danny Berlin <dberlin@dberlin.org>
1993 Kenneth Zadeck <zadeck@naturalbridge.com>
1995 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
1996 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
1997 ipa-type-escape.h, tree-promote-statics.c
1998 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
1999 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2000 tree-promote-statics.c: new files.
2001 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2002 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2003 int nonlocal_set_p, mark_constant_function): Deleted.
2004 (rest_of_handle_cfg): Removed call to mark_constant_function.
2005 (nonoverlapping_component_refs_p): Added calls to support
2006 type based aliasing.
2007 * tree-ssa-alias.c (may_alias_p,
2008 compute_flow_insensitive_aliasing): Ditto.
2009 * calls.c (flags_from_decl_or_type): Removed reference to
2011 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2012 too many arguments. This is necessary for Spec 2000.
2013 * cgraph.h (const_function, pure_function): Removed.
2014 * common.opt: Added "fipa-pure-const", "fipa-reference",
2015 "fipa-type-escape", and "ftree-promote-static".
2017 * passes.c: Added ipa and tree-promote-statics passes.
2018 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2019 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2020 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2021 * tree-flow.h: Added exposed sra calls and addition of
2022 reference_vars_info field for FUNCTION_DECLS.
2023 * tree-pass.h: Added passes.
2024 * tree-sra.c: (sra_init_cache): New function.
2025 (sra_insert_before, sra_insert_after) Made public.
2026 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2028 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2029 aliasing. (may_alias_p): Added code to use type escape analysis to
2031 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2032 code to prune clobbers of static variables based on information
2033 produced in ipa-reference pass. Changed call clobbering so that
2034 statics are not marked as clobbered if the call does not clobber
2037 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2039 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2042 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2044 * doc/install.texi (*-*-solaris2*): Document recommended version
2045 of GNU binutils and mention GNU linker problem on Solaris 10.
2047 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2050 * c-decl.c (c_build_bitfield_integer_type): New function.
2051 (finish_struct): Call it.
2052 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2054 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2056 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2059 2005-07-16 Jan Hubicka <jh@suse.cz>
2061 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2062 (scale_bbs_frequencies_int): Watch roundoff errors.
2063 * predict.c (return_prediction): Initialize return_stmt.
2065 2005-07-16 Jan Hubicka <jh@suse.cz>
2067 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2068 after RTL profiling.
2070 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2073 * fold-const.c (build_range_check): Convert high/low to etype
2074 if we are only comparing against exp.
2076 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2078 Fix PR tree-optimization/22376
2079 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2081 (need_to_solve): New function.
2082 (compute_points_to_sets): Use it.
2084 2005-07-15 Jan Hubicka <jh@suse.cz>
2086 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2087 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2089 2005-07-15 Richard Guenther <rguenther@suse.de>
2091 * c-common.c (handle_flatten_attribute): New function.
2092 Add flatten function attribute.
2093 * doc/extend.texi: Document flatten function attribute.
2094 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2095 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2097 (cgraph_decide_inlining): Handle functions with flatten
2100 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2102 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2103 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2104 UNSPEC_XCHG, UNSPEC_AND): New.
2105 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2106 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2107 * config/rs6000/sync.md (FETCHOP): New code macro.
2108 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2110 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2111 (sync_compare_and_swap<mode>): Same.
2112 (sync_lock_test_and_set<mode>): Same.
2113 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2114 for QImode and HImode, and not PPC405.
2115 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2116 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2117 (sync_<fetchop>{si,di}_internal): New.
2118 (sync_nand{si,di}_internal): New.
2119 (sync_old_<fetchop>{si,di}_internal): New.
2120 (sync_old_nand{si,di}_internal): New
2121 (sync_new_<fetchop>{si,di}_internal): New.
2122 (sync_new_nand{si,di}_internal): New.
2123 (atomic_and{si,di}): New.
2124 (sync_new_nand{si,di}_internal): New.
2125 (atomic_and{si,di}): New.
2126 (sync_add<mode>_internal): Delete.
2127 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2128 (sync_sub<mode>_internal): Delte.
2129 (sync_subshort_internal): New.
2130 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2131 (sync_anddi_internal): Delete.
2132 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2133 (sync_booldi_internal): Delete.
2134 (sync_boolc<mode>_internal): Delete.
2135 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2136 (sync_boolc<mode>_internal2): Delete.
2137 (sync_boolcc<mode>_internal): Delete.
2138 (isync, lwsync): Use unspec instead of unspec_volatile.
2139 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2140 Revert UNSPEC_VOLATILE.
2141 (rs6000_split_atomic_op): New.
2142 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2144 2005-07-14 Eric Christopher <echristo@redhat.com>
2146 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2147 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2149 2005-07-14 Eric Christopher <echristo@redhat.com>
2151 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2153 2005-07-14 Steven Bosscher <stevenb@suse.de>
2155 PR tree-optimization/22230
2156 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2157 the computation of the four cross productions for "range op range".
2159 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2160 Ulrich Weigand <uweigand@de.ibm.com>
2163 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2166 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2168 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2170 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2172 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2174 2005-07-14 Richard Guenther <rguenther@suse.de>
2177 * config/i386/i386-protos.h (ix86_function_value): Change
2178 prototype to match new target hook.
2179 * config/i386/i386.c (ix86_value_regno): Change prototype
2180 to take extra type argument.
2181 (TARGET_FUNCTION_VALUE): Define.
2182 (ix86_function_ok_for_sibcall): Pass extra argument to
2183 ix86_value_regno, check return slot rtx for exact match.
2184 (ix86_function_value): Take extra parameter. Dispatch to
2185 ix86_value_regno with fndecl/fntype as provided.
2186 (ix86_value_regno): Handle extra type argument.
2187 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2189 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2190 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2191 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2192 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2193 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2195 2005-07-14 Richard Guenther <rguenther@suse.de>
2197 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2198 * calls.c (expand_call): Pass fntype to hard_function_value.
2199 (emit_library_call_value_1): Likewise.
2200 * explow.c: Include target.h.
2201 (hard_function_value): Take extra argument, the fntype.
2202 Use new target hook for function_value.
2203 * expr.h (hard_function_value): Change prototype.
2204 * function.c (aggregate_value_p): Pass 0 as fntype to
2205 hard_function_value.
2206 (assign_parms): Use new target hook for function_value.
2207 Pass 0 as fntype to hard_function_value.
2208 (expand_function_end): Likewise.
2209 * reg-stack.c: Include target.h.
2210 (stack_result): Use new target hook for function_value.
2211 * target-def.h: New target hook function_value.
2212 * target.h: Likewise.
2213 * targhooks.c (default_function_value): New function.
2214 * targhooks.h (default_function_value): Declare.
2216 2005-07-13 Ian Lance Taylor <ian@airs.com>
2218 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2220 2005-07-14 Jan Hubicka <jh@suse.cz>
2222 * tree-dfa.c (dump_variable): Use default_def function.
2223 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2224 * tree-ssa.c (verify_use): Likewise.
2225 * tree-ssanames.c (release_ssa_name): Likewise.
2226 * tree-tailcall.c (eliminate_tail_call): Likewise.
2227 (tree_optimize_tail_calls_1): Likewise.
2228 * tree-vrp.c (get_value_range): Likewise.
2230 2005-07-14 Ben Elliston <bje@au.ibm.com>
2232 * gcc.c (main): Compare language[0] with '*' when iterating over
2235 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2237 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2238 "s390_emit_compare". Add handling of CCZ1mode.
2239 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2240 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2242 (s390_branch_condition_mask): Add CCZ1mode handling.
2243 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2244 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2245 Use CCZ1mode instead of CCZmode.
2246 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2248 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2250 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2252 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2254 2005-07-13 Eric Christopher <echristo@redhat.com>
2256 * config/mips/mips.c (mips_canonicalize_comparison): New.
2257 (mips_emit_int_relational): Use.
2259 2005-07-13 Eric Christopher <echristo@redhat.com>
2261 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2263 * config/s390/s390.md: Include tpf.md. Move tpf specific
2265 * config/s390/tpf.md: To here.
2266 * config/s390/s390.opt: Move tpf specific options...
2267 * config/s390/tpf.opt: to here. Add mmain option.
2268 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2269 * config/s390/tpf.h: Rewrite.
2271 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2273 * doc/tm.texi: Remove @xref{Cross-profiling}.
2275 2005-07-13 Jeff Law <law@redhat.com>
2277 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2278 expressions, test their _DECL operands for pointer equality rather
2279 than using operand_equal_p.
2281 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2283 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2284 (TARGET_POSIX_IO): This.
2285 * config/darwin.h: Likewise.
2286 * config/freebsd.h: Likewise.
2287 * config/linux.h: Likewise.
2288 * config/lynx.h: Likewise.
2289 * config/netbsd.h: Likewise.
2290 * config/rs6000/linux64.h: Likewise.
2291 * config/rs6000/linux.h: Likewise.
2292 * config/s390/tpf.h: Likewise.
2293 * config/sh/embed-elf.h: Likewise.
2294 * config/sparc/linux64.h: Likewise.
2295 * config/sparc/linux.h: Likewise.
2296 * config/svr4.h: Likewise.
2297 * gcov-io.h: Likewise.
2299 * doc/tm.texi: Updated.
2301 * libgcov.c (create_file_directory): Defined only if
2302 TARGET_POSIX_IO is defined.
2303 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2306 2005-07-13 Jan Hubicka <jh@suse.cz>
2308 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2310 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2312 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2313 structure as argument.
2315 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2317 PR tree-optimization/21921
2318 * tree-iterator.c (tsi_link_before): Support the case when
2319 tsi_end_p (tsi) == true.
2321 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2323 PR tree-optimization/22442
2324 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2327 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2329 PR rtl-optimization/20376
2330 * toplev.c (process_options): Enable -fweb and -frename-registers when
2332 * doc/invoke.texi: Update the information about when -fweb and
2333 -frename-registers are enabled.
2335 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2338 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2339 if *rhs_p is not a SSA_NAME.
2341 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2343 Fix PR tree-optimization/22422
2344 * tree-ssa-structalias.c (struct variable_info): Add flag for
2346 (get_varinfo): Now a static function.
2347 (new_varinfo): init has_union and is_special_var to false.
2348 (solution_set_add): Check has_union.
2349 (do_da_constraint): Move temporary variable so it gets reset
2351 Also check for special variable.
2352 (do_ds_constraint): Ditto.
2353 (do_sd_constraint): Ditto.
2354 (do_structure_copy): Check for special variable.
2355 (find_func_aliases): Ditto.
2356 (init_base_vars): Set special vars properly.
2358 2005-07-13 Jan Hubicka <jh@suse.cz>
2360 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2363 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2364 (get_expr_operands): Fix thinko wrt flags and subvars.
2366 PR tree-optimize/22379
2367 * tree-inline.c (expand_call_inline): Do not output sorry in early
2370 2005-07-12 Dale Johannesen <dalej@apple.com>
2372 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2374 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2377 * host-linux.h: Include limits.h.
2379 2005-07-12 Dale Johannesen <dalej@apple.com>
2381 * expr.c (compress_float_constant): Add cost check.
2382 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2384 2005-07-12 Dale Johannesen <dalej@apple.com>
2386 * gcc.target/i386/compress-float-sse.c: New.
2387 * gcc.target/i386/compress-float-sse-pic.c: New.
2388 * gcc.target/i386/compress-float-387.c: New.
2389 * gcc.target/i386/compress-float-387-pic.c: New.
2390 * gcc.dg/compress-float-ppc.c: New.
2391 * gcc.dg/compress-float-ppc-pic.c: New.
2393 2005-07-12 Eric Christopher <echristo@redhat.com>
2395 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2397 * config/s390/s390.md: Include tpf.md. Move tpf specific
2399 * config/s390/tpf.md: To here.
2400 * config/s390/s390.opt: Move tpf specific options...
2401 * config/s390/tpf.opt: to here. Add mmain option.
2402 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2403 * config/s390/tpf.h: Rewrite.
2405 2005-07-12 Eric Christopher <echristo@redhat.com>
2407 * gcc.c (struct infile): Update comment for language.
2408 (main): Rewrite input file resetting code.
2410 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2413 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2414 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2415 (lookup_avail_expr): Use constant_boolean_node instead
2416 of boolean_false_node/boolean_true_node.
2418 2005-07-12 Ben Elliston <bje@au.ibm.com>
2420 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2421 and use it when printing num_edges.
2423 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2425 * doc/extend.texi (Blackfin Built-in Functions): New section.
2426 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2429 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2431 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2432 s/cmpstrsi/cmpstrnsi
2433 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2435 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2436 (init_optabs): Initialize cmpstrn_optab.
2437 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2438 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2439 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2440 * config/i386/i386.md: s/cmpstr/cmpstrn
2441 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2442 * doc/md.texi: Update documentation.
2444 2005-07-11 Richard Henderson <rth@redhat.com>
2446 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2447 build_va_arg_indirect_ref.
2448 (alpha_gimplify_va_arg): Likewise.
2449 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2450 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2451 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2452 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2453 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2454 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2456 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2458 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2460 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2461 * passes.c (init_optimization_passes): Add pass_empty_loop.
2462 * tree-pass.h (pass_empty_loop): Declare.
2463 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2464 try_remove_empty_loop, remove_empty_loops): New functions.
2465 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2466 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2468 2005-07-12 Peter Barada <peter@the-baradas.com>
2472 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2473 in address registers.
2474 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2475 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2476 alternative of addsi3_5200.
2478 2005-07-11 Ian Lance Taylor <ian@airs.com>
2480 * config/mips/mips.md (ffs<mode>2): Remove.
2482 2005-07-11 Ian Lance Taylor <ian@airs.com>
2484 * doc/tree-ssa.texi (Cleanups): Improve description of
2486 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2488 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2490 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2491 * tree.h (DECL_ARGUMENT_FLD): New macro.
2493 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2495 Fix PR tree-optimization/22404
2497 * tree-ssa-structalias.c (create_variable_info_for): Use
2500 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2502 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2503 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2504 for second comparison operand.
2505 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2507 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2508 (define_insn_reservation "alu"): Likewise.
2509 (csync, ssync): Now of type sync.
2510 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2511 -mcsync-anomaly -mspecld-anomaly.
2512 * config/bfin/bfin.opt (mcsync): Remove.
2513 (mcsync-anomaly, mspecld-anomaly): Add.
2514 * config/bfin/bfin.c: Include "insn-codes.h".
2515 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2516 (TARGET_DEFAULT_TARGET_FLAGS): New.
2517 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2519 2005-07-11 Steven Bosscher <stevenb@suse.de>
2521 * basic-block.h: Give the BB flags enum a name, bb_flags.
2522 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2523 * cfgcleanup.c (enum bb_flags): Remove here.
2524 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2525 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2526 (update_forwarder_flag): Likewise.
2527 (thread_jump): Likewise.
2528 (try_forward_edges): Likewise.
2529 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2530 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2531 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2533 2005-07-11 Richard Guenther <rguenther@suse.de>
2535 * config/i386/i386.opt: New target option -msseregparm.
2536 * config/i386/i386.c (override_options): Error out for
2537 -msseregparm but no SSE support.
2538 (ix86_function_sseregparm): Check for global sseregparm.
2539 * doc/invoke.texi: Document -msseregparm.
2541 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2543 * config.gcc (m32r-*-linux*): Use the default extra_parts.
2544 (m32rle-*-linux*): Ditto.
2546 2005-07-11 Jakub Jelinek <jakub@redhat.com>
2548 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2549 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2552 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2556 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2557 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2559 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
2561 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2562 (varmap): Heapify varmap.
2563 (constraints): Heapify constraints.
2564 (struct constraint_graph): Heapify succs and preds.
2565 (constraint_vec_find): Update for heapification.
2566 (constraint_set_union): Ditto.
2567 (insert_into_complex): Ditto.
2568 (constraint_edge_vec_find): Ditto.
2569 (erase_graph_self_edge): Ditto.
2570 (add_graph_edge): Ditto.
2571 (get_graph_weights): Ditto.
2572 (merge_graph_nodes): Ditto.
2573 (build_constraint_graph): Ditto.
2574 (topo_visit): Ditto.
2575 (solve_graph): Ditto.
2576 (create_variable_info_for): Ditto.
2577 (init_base_vars): Ditto.
2578 (delete_points_to_sets): Free graph, varmap, and complex constraints.
2579 (condese_varmap_nodes): Free complex vector.
2580 (clear_edges_for_node): Clear succs and preds vector.
2582 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2584 * tree-ssa-structalias.c (update_alias_info): Change counting of
2585 references to not include vdefs.
2587 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2589 * tree-ssa-alias.c (free_used_part_map): Add missing free.
2592 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2594 * pa.c (pa_commutative_p): Make PLUS commutative when
2595 TARGET_NO_SPACE_REGS is true.
2597 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2599 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2600 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2601 * tree-dfa.c (dump_subvars_for): New.
2602 (debug_subvars_for): New.
2603 (dump_variable): Show subvariables if VAR has them.
2604 * tree-flow-inline.h (get_subvar_at): New.
2605 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2606 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2608 (struct subvar): Change fields offset and size to unsigned
2610 (dump_subvars_for): Declare.
2611 (debug_subvars_for): Declare.
2612 (get_subvar_at): Declare.
2613 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2614 to unsigned HOST_WIDE_INT *.
2615 (overlap_subvar): Likewise.
2616 * tree-gimple.c (is_gimple_reg): Always return false for
2617 SFTs and memory tags.
2618 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2620 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2621 (compute_may_aliases): Call compute_points_to_sets.
2622 (collect_points_to_info_for): Remove.
2623 (compute_points_to_and_addr_escape): Remove.
2624 (delete_alias_info): Call delete_points_to_sets.
2625 (compute_flow_sensitive_aliasing): If the call to
2626 find_what_p_points_to returns false, call set_pt_anything.
2627 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2628 (set_pt_anything): Clear pi->pt_vars.
2629 (set_pt_malloc): Remove.
2630 (merge_pointed_to_info): Remove.
2631 (add_pointed_to_expr): Remove.
2632 (add_pointed_to_var): Remove.
2633 (collect_points_to_info_r): Remove.
2634 (is_escape_site): Make extern.
2636 (create_overlap_variables_for): Call it.
2637 * tree-ssa-copy.c (merge_alias_info): Never merge
2638 flow-sensitive alias information.
2639 * tree-ssa-operands.c (get_expr_operands): Adjust variables
2640 offset and size to be unsigned HOST_WIDE_INT.
2641 (add_to_addressable_set): Rename from note_addressable.
2642 Set TREE_ADDRESSABLE as the variables are added to the set.
2644 (add_stmt_operand): Do not try to micro-optimize unmodifiable
2645 operands into VUSEs when adding V_MAY_DEFs for members in an
2647 * tree-ssa-operands.h (add_to_addressable_set): Declare.
2648 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
2649 (struct variable_info): Add bitfield is_heap_var.
2650 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
2651 (new_var_info): Initialize is_heap_var.
2652 (get_constraint_for): Add HEAP variables to the symbol table.
2653 Mark them with is_heap_var.
2654 (update_alias_info): New. Taken mostly from the old
2655 compute_points_to_and_addr_escape.
2656 (handle_ptr_arith): New.
2657 (find_func_aliases): Call update_alias_info.
2658 Call handle_ptr_info for tcc_binary expressions.
2659 Call mark_stmt_modified.
2660 (create_variable_info_for): If DECL has subvars, do not create
2661 variables for its subvars. Always add all the fields.
2662 (set_uids_in_ptset): If the solution includes ANYOFFSET and
2663 SFTs, then add all the SFTs of the structure.
2664 If VI->DECL is an aggregate with subvariables, add the SFT at
2666 (find_what_p_points_to): If VI is an artificial variable,
2667 translate to bitfields in SSA_NAME_PTR_INFO.
2668 If the solution is empty, set pi->pt_vars to NULL
2669 (init_base_vars): Create ANYOFFSET.
2670 (compute_points_to_sets): Rename from create_alias_vars.
2672 (pass_build_pta): Remove.
2673 (delete_points_to_sets): Rename from delete_alias_vars.
2674 (pass_del_pta): Remove.
2675 * tree-ssa-structalias.h (struct alias_info): Move from
2677 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
2678 NUM_REFERENCES_SET): Likewise.
2679 (compute_points_to_sets, delete_points_to_sets): Declare.
2681 2005-07-09 Richard Henderson <rth@redhat.com>
2683 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
2684 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
2685 alpha_split_lock_test_and_set_12): New functions.
2686 * config/alpha/alpha-protos.h: Update.
2687 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
2688 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
2689 * config/alpha/sync.md (I12MODE): New.
2690 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
2691 (sync_<fetchop_name><I48MODE>): Likewise.
2692 (sync_nand<I48MODE>): Likewise.
2693 (sync_old_<fetchop_name><I48MODE>): Likewise.
2694 (sync_new_<fetchop_name><I48MODE>): Likewise.
2695 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2696 (sync_compare_and_swap<I48MODE>): Likewise.
2697 (sync_lock_test_and_set<I48MODE>): Likewise.
2698 (sync_compare_and_swap<I12MODE>): New.
2699 (sync_compare_and_swap<I12MODE>_1): New.
2700 (sync_lock_test_and_set<I12MODE>): New.
2701 (sync_lock_test_and_set<I12MODE>_1): New.
2703 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2707 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
2709 2005-07-09 Jakub Jelinek <jakub@redhat.com>
2711 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
2712 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2714 2005-07-09 Richard SAndiford <richard@codesourcery.com>
2717 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2719 2005-07-08 David Edelsohn <edelsohn@gnu.org>
2721 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
2722 memory_operand constraint.
2723 (store_conditional_<mode>): Same.
2724 (sync_compare_and_swap<mode>): Same.
2725 (sync_lock_test_and_set<mode>): Same.
2727 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
2729 Rewrite PIC support to more closely model actual instructions.
2730 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
2731 (cris_symbol): Remove prototypes for removed functions.
2732 (cris_pic_symbol_type_of, cris_valid_pic_const)
2733 (cris_expand_pic_call_address): Prototypes for new functions.
2734 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
2736 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
2738 <case ':'>: Add case for new punctuation character.
2739 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
2740 emitting (extra) PIC modifier.
2741 <case UNSPEC>: Do not assert for PLT.
2742 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
2743 (cris_expand_prologue, cris_expand_epilogue): Check
2744 for pic_offset_table_rtx usage instead of taking
2745 current_function_uses_pic_offset_table as the final word.
2746 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
2747 Remove flag_pic difference.
2748 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
2749 the moral equivalents of...
2750 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
2752 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
2753 (cris_handle_option): Mark ARG as unused.
2754 (cris_expand_pic_call_address): New worker function for "call",
2756 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
2757 output PIC constructs here.
2758 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
2759 as symbol-specific modifers, not whole or part of operands.
2760 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
2761 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
2762 constants and flag_pic.
2763 (CONSTANT_INDEX_P): Adjust for new functions.
2764 (enum cris_pic_symbol_type): New helper type.
2765 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
2766 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
2767 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
2769 ("movsi"): Emit actual instructions for GOT and relative access.
2770 ("*movsi_got_load"): New pattern to set up the register holding
2772 ("*movsi_internal"): Operand 1 is not a plain general_operand.
2773 Adjust FIXME for 'S'.
2774 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
2775 Use "movs" for -fpic cases.
2776 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
2777 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
2778 ("call", "call_value"): Just call cris_expand_pic_call_address for
2780 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
2781 Remove special pattern.
2782 ("*expanded_call_side", "*expanded_call_value_side"): New
2784 (gotplt-to-plt, gotplt-to-plt-side-call)
2785 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
2787 * config/cris/cris/predicates.md
2788 ("cris_general_operand_or_gotless_symbol"): Remove unused
2790 ("cris_general_operand_or_symbol"): Adjust for new functions.
2792 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2794 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2796 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
2798 * Makefile.in (TREE_H): Add treestruct.def.
2799 (c-decl.o): Add pointer-set.h
2800 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2801 visibility on regular DECL's.
2802 (merge_decls): Fix the copying of decl nodes of various types for
2803 the new structures. Don't update RTL, section name, weak status,
2804 etc, on DECL's without RTL.
2805 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2806 Don't check volatile on non-variable types.
2807 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2808 to check whether we have seen arguments.
2809 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2810 flag is checked before field (flag is common, field is not).
2811 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
2812 TS_DECL_COMMON could have an origin.
2813 (add_location_or_const_value_attribute): Don't check section name
2814 on non-var/function decls.
2815 (dwarf2out_var_location): Reverse order of tests.
2816 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
2817 with DECL_WRTL_CHECK.
2818 * expmed.c (make_tree): rtl is now in decl_with_rtl.
2819 * fold-const.c (fold_binary): Don't check weakness on
2820 non-var/function decls.
2821 (tree_expr_nonzero_p): Ditto.
2822 (fold_checksum_tree): Use tree_decl_extra as sizeof
2824 * ggc-page.c (extra_order_size_table): Add sizes for
2825 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
2827 * gimplify.c (gimplify_bind_expr): Only set
2828 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
2829 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
2831 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
2832 * langhooks.h (init_ts). New langhook.
2833 * passes.c (rest_of_decl_compilation): Reverse order of tests.
2834 * print-tree.c (print_node): Update to only print fields that
2835 exist in the structures the passed decl has.
2836 * toplev.c (wrapup_global_declarations): Don't reset
2837 DECL_DEFER_OUTPUT on DECL's that don't contain it.
2838 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
2839 * tree-inline.c (remap_decl): Ditto.
2840 * tree-outof-ssa.c (create_temp): Reverse order of tests.
2841 * tree-pretty-print.c (print_declaration): Don't print
2842 DECL_REGISTER on things that don't contain it.
2843 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
2844 non-var/function decls.
2845 * tree.c (tree_contains_struct): New structure.
2846 (init_priority_for_decl): New hashtable.
2847 (tree_int_map): New structure.
2848 (tree_int_map_eq): New function.
2849 (tree_int_map_marked_p): Ditto.
2850 (tree_int_map_hash): Ditto.
2851 (tree_map): Move to tree.h.
2852 (tree_map_eq): Externalize.
2853 (tree_map_hash): Ditto.
2854 (tree_map_marked_p): Ditto.
2855 (init_ttree): Set up tree_contains_struct and call langhook.
2856 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
2857 (tree_code_size): Update for new structures.
2858 (tree_node_structure): Update for new structures.
2859 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
2861 (copy_node_stat): Copy init priority.
2862 (build_decl_stat): Ditto for visibility.
2863 (ts_enum_names): New.
2864 (tree_contains_struct_check_failed): New function.
2865 (decl_init_priority_lookup): Ditto.
2866 (decl_init_priority_insert): Ditto.
2867 * treestruct.def: New file.
2868 * tree.h (CODE_CONTAINS_STRUCT): New macro.
2869 (CONTAINS_STRUCT_CHECK): Ditto.
2870 (tree_contains_struct_check_failed): New prototype.
2871 (DECL_CHECK): Removed.
2872 (DECL_MINIMAL_CHECK): New.
2873 (DECL_COMMON_CHECK): Ditto.
2874 (DECL_WRTL_CHECK): Ditto.
2875 (DECL_NON_COMMON_CHECK): Ditto.
2876 (DECL_WITH_VIS_CHECK): Ditto.
2877 (VAR_OR_FUNCTION_DECL_P): Ditto
2878 (struct tree_decl_minimal): New structure.
2879 (struct tree_decl_common): Ditto.
2880 (struct tree_decl_with_rtl): Ditto.
2881 (struct tree_decl_with_vis): Ditto.
2882 (struct tree_decl_non_common): Ditto.
2883 (struct tree_field_decl): Ditto.
2884 (struct tree_parm_decl): Ditto.
2885 (struct tree_var_decl): Ditto.
2886 (struct tree_function_decl): Ditto.
2887 (struct tree_const_decl): Ditto.
2888 (struct tree_result_decl): Ditto.
2889 (union tree_node): Add new structures.
2890 * var-tracking.c (track_expr_p): Reverse order of tests.
2892 * doc/c-tree.texi: Add documentation on DECL node internal structure.
2894 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2896 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
2897 * system.h: Poison FINALIZE_PIC.
2898 * doc/tm.texi (FINALIZE_PIC): Remove.
2900 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2903 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
2904 to the correct type if we have a MODIFY_EXPR.
2906 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2908 PR tree-optimization/22360
2909 * tree.c (upper_bound_in_type): Fix calculations for casting
2910 to a non-wider signed type and casting a signed value to a
2911 wider unsigned type.
2912 (lower_bound_in_type): Fix calculations for casting to a
2913 non-wider signed type.
2915 PR tree-optimization/20139
2916 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
2918 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
2919 fold_cond_expr_cond.
2920 * tree-ssanames.c (release_defs): Assert in_ssa_p.
2921 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2923 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2926 * tree-complex.c (expand_complex_libcall): Produce
2927 REALPART_EXPR/IMAGPART_EXPR with the correct type.
2929 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2931 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
2932 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
2933 b" assert and inserted fastpath code for this case.
2934 (bitmap_ior): Removed "a != b" assert.
2936 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2938 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
2939 (ENDFILE_SPEC): Likewise.
2940 * config/m32r/m32r.h (ASM_SPEC): Likewise.
2942 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
2943 a large stack frame at epilogue.
2945 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
2947 * final.c: Include sdbout.h when required.
2949 2005-07-07 Geoffrey Keating <geoffk@apple.com>
2951 * config.gcc (*-*-darwin*): Only one target-specific header file
2953 (powerpc-*-darwin*): Add version-specific header files.
2954 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
2955 * config.in: Regenerate.
2956 * configure: Regenerate.
2957 * gcc.c: Include xregex.h.
2958 (version_compare_spec_function): New.
2959 (spec_function): Add version-compare.
2960 (replace_outfile_spec_function): Reformat comment.
2961 (compare_version_strings): New.
2962 * config/darwin-c.c (version_as_macro): New.
2963 (builtin_define): New.
2964 (darwin_cpp_builtins): New.
2965 * config/darwin-protos.h (darwin_cpp_builtins): New.
2966 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
2967 (LIB_SPEC): Make unconditional, update comment.
2968 (TARGET_C99_FUNCTIONS): Define.
2969 * config/darwin.opt: Sort.
2970 (mmacosx-version-min=): New.
2971 * config/darwin7.h: Delete.
2972 * config/darwin8.h: Delete.
2973 * config/i386/darwin.h (): Call darwin_cpp_builtins.
2974 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
2975 (TARGET_C99_FUNCTIONS): Define.
2976 * config/rs6000/darwin7.h: New.
2977 * config/rs6000/darwin8.h: New.
2978 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
2979 (-mmacosx-version-min): Document.
2981 2005-07-07 Ian Lance Taylor <ian@airs.com>
2983 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
2985 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
2988 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
2990 2005-07-07 Khem Raj <kraj@mvista.com>
2992 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
2993 in bytes, not words.
2995 2005-07-07 Paul Brook <paul@codesourcery.com>
2997 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
2998 DEFAULT_FUNCTION_ARG_PADDING to upward.
3000 2005-07-07 Richard Henderson <rth@redhat.com>
3002 * function.c (locate_and_pad_parm): Record parameter alignment in
3003 stack_alignment_needed.
3005 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3007 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3008 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3009 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3010 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3011 (define_attr "type"): Add isync, sync, load_l, store_c.
3012 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3013 Create scratch volatile MEM.
3014 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3016 (load_locked_<mode>): New.
3017 (store_conditional_<mode>): New.
3018 (sync_compare_and_swap<mode>): Replace with splitter.
3019 (sync_lock_test_and_set<mode>): Replace with splitter.
3020 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3022 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3023 is ics. Attribute isync.
3024 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3026 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3027 and UNSPECV_SYNC_OP.
3028 (emit_unlikely_jump): New.
3029 (emit_load_locked): New.
3030 (emit_store_conditional): New.
3031 (rs6000_split_compare_and_swap): New.
3032 (rs6000_split_lock_test_and_set): New.
3033 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3034 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3035 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3036 rs6000_split_lock_test_and_set): Declare.
3037 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3038 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3039 store_c, isync, sync.
3041 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3043 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3044 filenames to gtyp-gen.h.
3045 (s-typ-gen): Use it in place of for loops.
3047 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3049 * hooks.c (hook_bool_rtx_int_false): New function.
3050 * hooks.h (hook_bool_rtx_int_false): Declare.
3051 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3052 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3053 * target.h (struct gcc_target): Add commutative_p member.
3054 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3055 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3056 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3057 (pa_commutative_p): New function.
3058 * jump.c (target.h): Include.
3059 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3060 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3062 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3064 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3065 (s390_expand_setmem): New.
3066 * config/s390/s390.c: Likewise.
3067 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3069 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3070 general_operand. Call new function "s390_expand_setmem".
3071 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3072 ("setmem_long", "*setmem_long"): ... this.
3074 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3076 * config/s390/s390.c: (optimization_options): Enable
3077 TARGET_MVCLE at -Os.
3078 * doc/invoke.texi: Document changes in default behaviour.
3079 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3081 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3083 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3084 defined by back-end.
3086 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3088 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3089 all sets in the pattern.
3090 * config/rs6000/rs6000.md (stack_protect_testsi,
3091 stack_protect_testdi): Likewise.
3093 2005-07-06 Jeff Law <law@redhat.com>
3095 * tree-vrp.c (simplify_using_ranges): Kill.
3096 (vrp_finalize): Remove call to simplify_using_ranges.
3097 (simplify_stmt_using_ranges): New function extracted from
3098 simplify_using_ranges.
3099 (simplify_div_or_mod_using_ranges): Likewise.
3100 (simplify_abs_using_ranges): Likewise.
3101 (simplify_cond_using_ranges): New function.
3102 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3103 * tree-ssa-propagate.c (substitute_and_fold): Call
3104 simplify_stmt_using_ranges if we have range information.
3106 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3108 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3109 ia64_flag_schedule_isns2.
3111 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3112 reading/writing general registers.
3113 (ia64_function_arg): Revert 2005-06-18 change.
3115 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3117 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3118 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3120 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3122 * function.c (expand_function_end): Revert part of 2005-06-27
3123 patch. Do sjlj_emit_function_exit_after after return_label.
3125 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3127 * doc/install.texi (--disable-libssp): New.
3129 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3131 * doc/invoke.texi: Update -fforce-mem documentation.
3132 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3133 code for -fforce-mem.
3134 * expmed.c: (store_bit_field,store_fixed_bit_field,
3135 extract_bit_field): Ditto.
3136 * expr.c: (convert_move): Ditto.
3137 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3138 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3139 emit_conditional_add,expand_float,expand_fix): Ditto.
3140 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3141 (common_handle_option): Issue warning when -fforce-mem specified.
3143 2005-07-06 Paul Brook <paul@codesourcery.com>
3145 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3147 * configure: Regenerate.
3149 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3151 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3153 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3155 Fix PR tree-optimization/22319
3156 Fix PR tree-optimization/22140
3157 Fix PR tree-optimization/22310
3159 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3160 variable sized types.
3161 Use correct type for intermediate structure on *a = *b structure
3164 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3166 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3168 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3169 (machine_function): Move typedef to...
3170 * config/rs6000/rs6000.c (machine_function): ... here. Add
3171 varargs_save_offset field.
3172 (rs6000_stack_t): Remove varargs_size field.
3173 (setup_incoming_varargs): Allocate varargs save area using
3174 assign_stack_local, try to make it as small as possible.
3175 Save offset from virtual_stack_vars_rtx to the save area
3176 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3177 instead of magic 8 when fp word byte size is used.
3178 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3179 instead of -RS6000_VARARGS_SIZE.
3180 (rs6000_stack_info, debug_stack_info,
3181 rs6000_initial_elimination_offset): Remove all traces of
3183 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3184 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3185 RS6000_VARARGS_AREA.
3187 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3189 PR tree-optimization/21963
3190 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3191 constant_multiple_of in the same way get_computation_cost_at does.
3193 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3195 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3196 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3197 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3198 and return its previous value.
3199 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3200 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3202 (stack_protect_set, stack_protect_test): New expanders.
3203 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3204 stack_protect_testdi): New insns.
3205 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3206 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3208 2005-07-06 Jeff Law <law@redhat.com>
3210 * tree-ssa-dce.c (cfg_altered): New global.
3211 (tree_dce_init): Initialize cfg_altered.
3212 (remove_dead_stmt): If we remove an edge in the CFG, then set
3214 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3217 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3219 * Makefile.in (stamp-collect-ld): Use
3220 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3221 ./collect-ld if it already exists.
3222 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3223 Don't remove ./nm if it already exists.
3225 2005-07-05 Devang Patel <dpatel@apple.com>
3227 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3228 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3229 * tree-vectorizer.c (vect_loop_location): New.
3230 (vect_print_dump_info): Use vect_loop_location.
3231 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3232 (vectorize_loops): Set vect_loop_location.
3233 * tree-vect-analyze.c (vect_analyze_offset_expr,
3234 vect_determin_vectorization_factor, vect_analyze_operations,
3235 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3236 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3237 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3238 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3239 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3240 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3241 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3242 vect_analyze_loop): Adjust vect_print_dump_info API.
3243 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3244 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3245 vect_finish_stmt_generation, vectorizable_assignment,
3246 vectorizable_operation, vectorizable_store, vectorizable_load,
3247 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3248 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3249 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3250 vect_transform_loop): Same.
3251 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3252 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3255 2005-07-05 Randolph Chung <tausq@debian.org>
3257 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3258 * configure: Regenerate.
3259 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3260 (pa_tls_referenced_p): Declare.
3261 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3262 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3263 (legitimize_tls_address): New.
3264 (hppa_legitimize_address): Handle TLS addresses.
3265 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3266 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3267 (emit_move_sequence): Handle TLS addresses.
3268 (pa_encode_section_info): Call default handler to handle common
3270 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3271 (CONSTANT_ADDRESS_P): Reject TLS operands.
3272 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3273 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3274 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3275 (UNSPEC_TLSLE): Define new constants.
3276 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3277 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3278 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3279 (tie_symbolic_operand, tle_symbolic_operand): New
3281 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3283 * aclocal.m4: Update macros for autoconf 2.59 style.
3284 * configure.ac: Likewise.
3286 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3288 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3289 (function_arg): Pass small aggregates in general registers on 32-bit
3291 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3293 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3295 * Makefile.in (final.o): Fix dependencies.
3297 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3301 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3302 * langhooks.c (lhd_expr_to_decl): New.
3303 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3305 (LANG_HOOKS_INITIALIZER): Update.
3306 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3307 expr_to_decl langhook.
3308 * c-tree.h (c_expr_to_decl): Declare.
3309 * c-typeck.c (c_expr_to_decl): New.
3310 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3312 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3314 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3317 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3318 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3320 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3322 * Makefile.in: Adjust dependencies.
3323 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3324 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3325 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3326 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3327 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3328 rest_of_compilation.
3330 * bb-reorder.c (gate_duplicate_computed_gotos,
3331 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3332 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3333 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3334 pass_partition_blocks): New.
3335 * bt-load.c (gate_handle_branch_target_load_optimize,
3336 rest_of_handle_branch_target_load_optimize,
3337 pass_branch_target_load_optimize): New.
3338 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3340 * cfglayout.c (pass_insn_locators_initialize): New.
3341 * cfgrtl.c (pass_free_cfg): New.
3342 * combine.c (gate_handle_combine, rest_of_handle_combine,
3344 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3345 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3346 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3347 * except.c (pass_set_nothrow_function_flags,
3348 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3350 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3351 rest_of_handle_shorten_branches, pass_shorten_branches,
3352 rest_of_clean_state, pass_clean_state): New.
3353 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3354 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3355 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3357 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3358 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3359 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3360 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3362 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3363 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3364 pass_rtl_ifcvt, gate_handle_if_after_combine,
3365 rest_of_handle_if_after_combine, pass_if_after_combine,
3366 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3367 pass_if_after_reload): New.
3368 * integrate.c (pass_initial_value_sets): New.
3369 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3370 pass_purge_lineno_notes): New.
3371 * mode-switching.c (rest_of_handle_mode_switching,
3372 pass_mode_switching): New.
3373 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3374 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3376 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3377 pass_loop_optimize): New.
3378 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3380 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3382 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3383 pass_postreload_cse): New.
3384 * profile.c (gate_handle_profiling, pass_profiling,
3385 rest_of_handle_branch_prob, pass_branch_prob): New.
3386 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3387 pass_split_before_regstack, gate_handle_split_before_regstack,
3388 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3389 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3390 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3391 pass_stack_regs): New.
3392 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3393 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3394 pass_stack_adjustments): New.
3395 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3396 pass_regrename): New.
3397 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3398 pass_delay_slots, gate_handle_machine_reorg,
3399 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3400 * rtl.h (extern void purge_line_number_notes): New.
3401 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3402 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3404 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3406 * value-prof.c (gate_handle_value_profile_transformations,
3407 rest_of_handle_value_profile_transformations,
3408 pass_value_profile_transformations): New.
3409 * var-tracking.c (gate_handle_var_tracking,
3410 pass_variable_tracking): New.
3411 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3413 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3414 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3415 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3416 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3417 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3418 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3419 rest_of_handle_gcse2, rest_of_handle_regmove,
3420 rest_of_handle_tracer, rest_of_handle_if_conversion,
3421 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3422 rest_of_handle_web, rest_of_handle_branch_prob,
3423 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3424 rest_of_handle_jump_bypass, rest_of_handle_combine,
3425 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3426 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3427 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3428 rest_of_handle_mode_switching, rest_of_handle_jump,
3429 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3430 rest_of_handle_flow2, rest_of_handle_jump2,
3431 rest_of_handle_peephole2, rest_of_handle_postreload,
3432 rest_of_handle_shorten_branches, rest_of_clean_state,
3433 rest_of_compilation): Remove.
3435 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3436 * passes.c (dump_flags, in_gimple_form, all_passes,
3437 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3438 register_dump_files, next_pass_1, last_verified, execute_todo,
3439 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3440 from tree-optimize.c.
3441 (init_optimization_passes): Moved from tree-optimize.c,
3442 adding the RTL optimizations.
3443 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3444 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3445 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3446 register_dump_files, next_pass_1, last_verified, execute_todo,
3447 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3448 init_tree_optimization_passes, ipa_passes): Delete.
3449 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3451 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3452 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3454 (ipa_passes): Remove.
3455 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3456 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3457 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3458 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3459 (dump_info_p, dump_flag): Moved to tree-dump.h.
3461 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3463 * passes.c (finish_optimization_passes): Use dump_begin
3464 and dump_end, TDI_end.
3465 (gate_rest_of_compilation): New.
3466 (pass_rest_of_compilation): Use it.
3467 (gate_postreload, pass_postreload): New.
3468 * toplev.c (general_init): Rename init_tree_optimization_passes.
3469 * toplev.h (init_tree_optimization_passes): Rename to
3470 init_optimizations_passes.
3471 * tree-dump.c (dump_flag): Make static.
3472 (dump_files): Remove RTL dumps.
3473 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3474 pass_cleanup_cfg, pass_free_cfg_annotations,
3475 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3476 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3477 * tree-pretty-print.c: Include tree-pass.h.
3478 * cgraph.c: Include tree-dump.h.
3480 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3482 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3483 Only fall back to saying it points to readonly memory if
3486 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3488 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3489 * config/m32r/m32r.c (m32r_compute_frame_size,
3490 m32r_expand_prologue): Take current_function_profile into
3491 account whenever we reference
3492 current_function_uses_pic_offset_table.
3493 (m32r_finalize_pic): Remove.
3494 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3496 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3498 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3499 instead of $<. Don't remove ./as if it already exists.
3501 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3504 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3505 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3506 for complex modes when generating code for PA 1.0.
3507 (VALID_FP_MODE_P): New macro.
3508 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3509 sets for all general and floating point modes. Align wide floating
3510 point modes to even register boundaries to comply with architectural
3512 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3513 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3514 (VALID_FP_MODE_P): New macro.
3515 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3516 sets for all general and floating point modes. Align wide floating
3517 point modes to even register boundaries to comply with architectural
3520 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3522 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3525 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3527 * tree-ssa-structalias.c: Don't include expr.h.
3529 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3531 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3534 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3536 Fix PR tree-optimization/22279
3538 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3541 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
3543 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3545 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3547 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3548 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3549 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3550 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3551 config/stormy16/stormy16.c, config/v850/v850.c,
3552 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3553 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3554 Avoid "." or "\n" at end of diagnostics and capital letters at
3555 start of diagnostics.
3556 * combine.c, cse.c: Don't translate dump file output.
3557 * toplev.c (print_version): Only translate output if going to
3560 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3562 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3563 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3566 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3568 * pa.c (fix_range): Fix typo in comment.
3570 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3572 * tree-vrp.c (extract_range_from_assert): Replace
3573 fold (build (...)) with fold_build2.
3575 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3577 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3578 gcc_gfc_char_table, init_dynamic_gfc_info): New.
3579 (format_types_orig, handle_format_attribute): Add support for
3582 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3584 * varasm.c (assemble_variable): Fix format specifier thinko.
3586 2005-07-03 Ira Rosen <irar@il.ibm.com>
3588 PR tree-optimization/22029 (and 22135)
3589 * tree-pretty-print.c (dump_generic_node): Check that the node is not
3590 a phi node before calling dump_vops.
3592 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3594 * tree-dump.h (dump_string_field): Declare.
3595 * tree-dump.c: Use it instead of dump_string.
3596 (dump_string_field): Make non-static.
3598 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3600 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3601 up the minimal CFG stuff always when optimize > 0. Call
3602 split_all_insns_noflow in PIC case if needed.
3604 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3605 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3608 * c-decl.c (c_write_global_declarations): Dump contents of
3610 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3611 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3612 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3613 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3616 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3618 * c-common.h (GCC_DIAG_STYLE): Define.
3619 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
3620 version for format checking to 4.1.
3621 * c-format.c: Include toplev.h after c-common.h.
3622 (enum format_type): Add gcc_tdiag_format_type.
3623 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
3624 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
3625 (format_types_orig): Add gcc_tdiag.
3626 (init_dynamic_diag_info): Support gcc_tdiag formats.
3627 (handle_format_attribute): Likewise.
3628 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
3629 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
3630 version for format checking to 4.1.
3631 (warning0, warning, error, pedwarn, sorry): Use
3633 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
3634 (finish_aliases_1): Do not use %qE.
3635 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
3636 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
3637 Correct format bugs.
3638 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
3639 parameter to unsigned HOST_WIDE_INT.
3640 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3642 2005-07-02 David Edelsohn <edelsohn@gnu.org>
3645 * expr.c (write_complex_part): Use adjust_address for MEM.
3646 (read_complex_part): Same.
3648 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
3650 Fix PR tree-optimization/22280
3652 * tree-sra.c (generate_element_init): Remove useless loop.
3654 2005-07-02 Richard Henderson <rth@redhat.com>
3656 * config/alpha/alpha.c (alpha_legitimize_address): Check for
3658 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
3660 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
3663 * fold-const.c (fold_binary): Handle the return value of
3664 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
3665 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
3667 2005-07-02 Jeff Law <law@redhat.com>
3669 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
3670 a eliminate type conversion which feeds an equality comparison
3671 if the original type or either operand in the comparison is a
3674 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
3676 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
3677 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
3679 * config/avr/avr.c: Do not use '`' as left quote.
3680 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
3681 Remove "." from end of diagnostics. Make diagnostics start with
3684 2005-07-02 Zack Weinberg <zack@codesourcery.com>
3685 Joseph S. Myers <joseph@codesourcery.com>
3687 * toplev.c (default_tree_printer): Handle setting location with
3689 * c-objc.common.c (c_tree_printer): Likewise.
3690 * c-format.c (gcc_diag_flag_specs): Add '+'.
3691 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
3692 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
3694 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
3695 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
3696 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
3697 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
3698 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
3699 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
3700 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
3701 format arguments where %J is used without %D.
3703 2005-07-02 Jakub Jelinek <jakub@redhat.com>
3705 * gcc.c (LINK_SSP_SPEC): Define.
3706 (link_ssp_spec): New variable.
3707 (LINK_COMMAND_SPEC): Add %(link_ssp).
3708 (static_specs): Add link_ssp_spec.
3709 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
3710 * configure: Rebuilt.
3711 * config.in: Rebuilt.
3713 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3714 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3715 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3716 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3717 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
3718 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
3719 -0x7008(2) instead of reading __stack_chk_guard variable.
3720 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
3722 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
3723 (stack_protect_set, stack_protect_test): Use *_tls* patterns
3724 if TARGET_THREAD_SSP_OFFSET is defined.
3725 (stack_tls_protect_set_si, stack_tls_protect_set_di,
3726 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
3729 2005-06-27 Richard Henderson <rth@redhat.com>
3730 * libgcc-std.ver (GCC_4.1.0): New.
3731 * libgcc.h (__stack_chk_guard): Declare.
3732 (__stack_chk_fail, __stack_chk_fail_local): Declare.
3733 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
3734 * mklibgcc.in (lib2funcs): Add them.
3736 2005-07-01 Richard Henderson <rth@redhat.com>
3738 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
3739 void * before struct sigcontext *.
3740 (x86_fallback_frame_state): Likewise.
3742 2005-07-01 James E. Wilson <wilson@specifixinc.com>
3744 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
3746 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3749 * tree-ssa-reassoc.c (should_transpose): Fix which operand
3750 we check for SSA_NAME for.
3752 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
3754 Fix PR tree-optimization/22071
3756 * tree-ssa-structalias.c (offset_overlaps_with_access): New
3758 (get_constraint_for_component_ref): Use it.
3760 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3763 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
3764 print out the last new line.
3766 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
3768 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
3769 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
3770 * config/cris/cris.c (cris_conditional_register_usage): Adjust
3771 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
3772 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
3773 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
3774 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
3775 (enum reg_class): New member CC0_REGS.
3776 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
3777 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
3778 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
3779 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
3780 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3781 Adjust for register now described.
3783 2005-07-01 Jakub Jelinek <jakub@redhat.com>
3786 * config/i386/i386.md (stack_protect_test_si,
3787 stack_protect_test_di): Add earlyclobber for scratch 3.
3788 * config/rs6000/rs6000.md (stack_protect_testsi,
3789 stack_protect_testdi): Add earlyclobber for scratch 3,
3790 remove earlyclobber from scratch 4.
3792 Older entries for 2005 can be found in ChangeLog-2005.
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